[win32] use boost filesystem for gcc builds

Signed-off-by: r4sas <r4sas@i2pmail.org>

.editorconfig

@@ -0,0 +1,39 @@
+# editorconfig.org
+
+root = true
+
+[*]
+# Unix style files
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[Makefile,Makefile.*]
+indent_style = tab
+indent_size = 4
+
+[*.cmd]
+indent_style = space
+indent_size = 2
+end_of_line = crlf
+
+[*.{h,cpp}]
+indent_style = tab
+indent_size = 4
+
+[*.rc]
+indent_style = space
+indent_size = 4
+
+[*.{md,markdown}]
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = false
+
+[*.yml]
+indent_style = space
+indent_size = 2
+
+[*.patch]
+trim_trailing_whitespace = false

.gitattributes

@@ -0,0 +1 @@
+/build/build_mingw.cmd eol=crlf

.github/workflows/build-deb.yml

@@ -0,0 +1,61 @@
+name: Build Debian packages
+
+on:
+  push:
+    branches:
+    - '*'
+    paths:
+    - .github/workflows/build-deb.yml
+    - contrib/**
+    - daemon/**
+    - debian/**
+    - i18n/**
+    - libi2pd/**
+    - libi2pd_client/**
+    - Makefile
+    - Makefile.linux
+    tags:
+    - '*'
+  pull_request:
+    branches:
+    - '*'
+
+jobs:
+  build:
+    name: ${{ matrix.dist }}
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        dist: ['buster', 'bullseye', 'bookworm']
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Commit Hash
+      id: commit
+      uses: prompt/actions-commit-hash@v3.0.0
+
+    - name: Build package
+      uses: jtdor/build-deb-action@v1
+      with:
+        docker-image: debian:${{ matrix.dist }}-slim
+        buildpackage-opts: --build=binary --no-sign
+        before-build-hook: debchange --controlmaint --local "+${{ steps.commit.outputs.short }}~${{ matrix.dist }}" -b --distribution ${{ matrix.dist }} "CI build"
+        extra-build-deps: devscripts git
+
+    - name: Upload package
+      uses: actions/upload-artifact@v4
+      with:
+        name: i2pd_${{ matrix.dist }}
+        path: debian/artifacts/i2pd_*.deb
+
+    - name: Upload debugging symbols
+      uses: actions/upload-artifact@v4
+      with:
+        name: i2pd-dbgsym_${{ matrix.dist }}
+        path: debian/artifacts/i2pd-dbgsym_*.deb

.github/workflows/build-freebsd.yml

@@ -0,0 +1,50 @@
+name: Build on FreeBSD
+
+on:
+  push:
+    branches:
+    - '*'
+    paths:
+    - .github/workflows/build-freebsd.yml
+    - build/CMakeLists.txt
+    - build/cmake_modules/**
+    - daemon/**
+    - i18n/**
+    - libi2pd/**
+    - libi2pd_client/**
+    - Makefile
+    - Makefile.bsd
+    tags:
+    - '*'
+  pull_request:
+    branches:
+    - '*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: with UPnP
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Test in FreeBSD
+      id: test
+      uses: vmactions/freebsd-vm@v1
+      with:
+        usesh: true
+        mem: 2048
+        sync: rsync
+        copyback: true
+        prepare: pkg install -y devel/cmake devel/gmake devel/boost-libs security/openssl net/miniupnpc
+        run: |
+          cd build
+          cmake -DWITH_UPNP=ON -DCMAKE_BUILD_TYPE=Release .
+          gmake -j2
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: i2pd-freebsd
+        path: build/i2pd

.github/workflows/build-osx.yml

@@ -0,0 +1,45 @@
+name: Build on OSX
+
+on:
+  push:
+    branches:
+    - '*'
+    paths:
+    - .github/workflows/build-osx.yml
+    - daemon/**
+    - i18n/**
+    - libi2pd/**
+    - libi2pd_client/**
+    - Makefile
+    - Makefile.homebrew
+    tags:
+    - '*'
+  pull_request:
+    branches:
+    - '*'
+
+jobs:
+  build:
+    name: With USE_UPNP=${{ matrix.with_upnp }}
+    runs-on: macOS-latest
+
+    strategy:
+      fail-fast: true
+      matrix:
+        with_upnp: ['yes', 'no']
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Install required formulae
+      run: |
+        find /usr/local/bin -lname '*/Library/Frameworks/Python.framework/*' -delete
+        brew update
+        brew install boost miniupnpc openssl@1.1
+
+    - name: List installed formulae
+      run: brew list
+
+    - name: Build application
+      run: make HOMEBREW=1 USE_UPNP=${{ matrix.with_upnp }} PREFIX=$GITHUB_WORKSPACE/output -j3

.github/workflows/build-windows-msvc.yml-disabled

@@ -0,0 +1,80 @@
+name: Build on Windows with MSVC
+
+on:
+  push:
+    branches:
+    - '*'
+    paths:
+    - .github/workflows/build-windows-msvc.yml
+    - build/CMakeLists.txt
+    - build/cmake_modules/**
+    - daemon/**
+    - i18n/**
+    - libi2pd/**
+    - libi2pd_client/**
+    - Win32/**
+    tags:
+    - '*'
+  pull_request:
+    branches:
+    - '*'
+
+jobs:
+  build:
+    name: Build
+    runs-on: windows-latest
+    env:
+      boost_path: ${{ github.workspace }}\boost_1_83_0
+      openssl_path: ${{ github.workspace }}\openssl_3_2_1
+
+    strategy:
+      fail-fast: false
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Build and install zlib
+      run: |
+        powershell -Command "(Invoke-WebRequest -Uri https://raw.githubusercontent.com/r4sas/zlib.install/master/install.bat -OutFile install_zlib.bat)"
+        powershell -Command "(Get-Content install_zlib.bat) | Set-Content install_zlib.bat" # fixing line endings
+        set BUILD_TYPE=Debug
+        ./install_zlib.bat
+        set BUILD_TYPE=Release
+        ./install_zlib.bat
+        del install_zlib.bat
+
+    - name: Install Boost
+      run: |
+        powershell -Command "(Start-BitsTransfer -Source https://sourceforge.net/projects/boost/files/boost-binaries/1.83.0/boost_1_83_0-msvc-14.3-64.exe/download -Destination boost_1_83_0-msvc-14.3-64.exe)"
+        ./boost_1_83_0-msvc-14.3-64.exe /DIR="${{env.boost_path}}" /VERYSILENT /SUPPRESSMSGBOXES /SP-
+
+    - name: Install OpenSSL
+      run: |
+        powershell -Command "(Start-BitsTransfer -Source https://slproweb.com/download/Win64OpenSSL-3_2_1.exe -Destination Win64OpenSSL-3_2_1.exe)"
+        ./Win64OpenSSL-3_2_1.exe /DIR="${{env.openssl_path}}" /TASKS="copytobin" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-
+
+    - name: Make copy of the OpenSSL libraries for CMake
+      run: |
+        dir ${{ github.workspace }}
+        dir ${{env.openssl_path}}\lib\VC
+        dir ${{env.openssl_path}}\lib\VC\x64\
+        dir ${{env.openssl_path}}\lib\VC\x64\MTd\
+        xcopy /s /y "${{env.openssl_path}}\lib\VC\x64\MTd" "${{env.openssl_path}}\lib"
+
+    - name: Configure
+      working-directory: build
+      run: cmake -DBoost_ROOT="${{env.boost_path}}" -DOPENSSL_ROOT_DIR="${{env.openssl_path}}" -DWITH_STATIC=ON .
+
+    - name: Build
+      working-directory: build
+      run: cmake --build . --config Debug -- -m
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: i2pd-msvc
+        path: build/Debug/i2pd.*
+

.github/workflows/build-windows.yml

@@ -0,0 +1,246 @@
+name: Build on Windows
+
+on:
+  push:
+    branches:
+    - '*'
+    paths:
+    - .github/workflows/build-windows.yml
+    - build/CMakeLists.txt
+    - build/cmake_modules/**
+    - daemon/**
+    - i18n/**
+    - libi2pd/**
+    - libi2pd_client/**
+    - Win32/**
+    - Makefile
+    - Makefile.mingw
+    tags:
+    - '*'
+  pull_request:
+    branches:
+    - '*'
+
+defaults:
+  run:
+    shell: msys2 {0}
+
+jobs:
+  build:
+    name: ${{ matrix.arch }}
+    runs-on: windows-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include: [
+          { msystem: UCRT64, arch: ucrt-x86_64, arch_short: x64-ucrt, compiler: gcc },
+          { msystem: CLANG64, arch: clang-x86_64, arch_short: x64-clang, compiler: clang },
+          { msystem: MINGW64, arch: x86_64, arch_short: x64, compiler: gcc },
+          { msystem: MINGW32, arch: i686, arch_short: x86, compiler: gcc }
+        ]
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Setup MSYS2
+      uses: msys2/setup-msys2@v2
+      with:
+        msystem: ${{ matrix.msystem }}
+        install: base-devel git mingw-w64-${{ matrix.arch }}-${{ matrix.compiler }} mingw-w64-${{ matrix.arch }}-boost mingw-w64-${{ matrix.arch }}-openssl mingw-w64-${{ matrix.arch }}-miniupnpc
+        update: true
+
+    - name: Install additional clang packages
+      if: ${{ matrix.msystem == 'CLANG64' }}
+      run: pacman --noconfirm -S mingw-w64-${{ matrix.arch }}-gcc-compat
+
+    - name: Build application
+      run: |
+        mkdir -p obj/Win32 obj/libi2pd obj/libi2pd_client obj/daemon
+        make USE_UPNP=yes DEBUG=no USE_GIT_VERSION=yes -j3
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: i2pd-${{ matrix.arch_short }}.exe
+        path: i2pd.exe
+
+  build-cmake:
+    name: CMake ${{ matrix.arch }}
+    runs-on: windows-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include: [
+          { msystem: UCRT64, arch: ucrt-x86_64, arch_short: x64-ucrt, compiler: gcc },
+          { msystem: CLANG64, arch: clang-x86_64, arch_short: x64-clang, compiler: clang },
+          { msystem: MINGW64, arch: x86_64, arch_short: x64, compiler: gcc },
+          { msystem: MINGW32, arch: i686, arch_short: x86, compiler: gcc }
+        ]
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Setup MSYS2
+      uses: msys2/setup-msys2@v2
+      with:
+        msystem: ${{ matrix.msystem }}
+        install: base-devel git mingw-w64-${{ matrix.arch }}-cmake mingw-w64-${{ matrix.arch }}-ninja mingw-w64-${{ matrix.arch }}-${{ matrix.compiler }} mingw-w64-${{ matrix.arch }}-boost mingw-w64-${{ matrix.arch }}-openssl mingw-w64-${{ matrix.arch }}-miniupnpc
+        update: true
+
+    - name: Build application
+      run: |
+        cd build
+        cmake -DWITH_GIT_VERSION=ON -DWITH_STATIC=ON -DWITH_UPNP=ON -DCMAKE_BUILD_TYPE=Release .
+        cmake --build . -- -j3
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: i2pd-cmake-${{ matrix.arch_short }}.exe
+        path: build/i2pd.exe
+
+  build-xp:
+    name: XP
+    runs-on: windows-latest
+
+    strategy:
+        fail-fast: false
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
+
+    - name: Setup MSYS2
+      uses: msys2/setup-msys2@v2
+      with:
+        msystem: MINGW32
+        install: base-devel git mingw-w64-i686-gcc mingw-w64-i686-boost mingw-w64-i686-openssl mingw-w64-i686-miniupnpc
+        cache: true
+        update: true
+
+    - name: Clone MinGW packages repository and revert boost to 1.85.0
+      run: |
+        git clone https://github.com/msys2/MINGW-packages
+        cd MINGW-packages
+        git checkout 4cbb366edf2f268ac3146174b40ce38604646fc5 mingw-w64-boost
+
+    # headers
+    - name: Get headers package version
+      id:  version-headers
+      run: |
+        echo "version=$(pacman -Si mingw-w64-i686-headers-git | grep -Po '^Version\s*: \K.+')" >> $GITHUB_OUTPUT
+    - name: Cache headers package
+      uses: actions/cache@v4
+      id: cache-headers
+      with:
+        path: MINGW-packages/mingw-w64-headers-git/*.zst
+        key: winxp-headers-${{ steps.version-headers.outputs.version }}
+    - name: Build WinXP-capable headers package
+      if: steps.cache-headers.outputs.cache-hit != 'true'
+      run: |
+        cd MINGW-packages/mingw-w64-headers-git
+        sed -i 's/0x601/0x501/' PKGBUILD
+        MINGW_ARCH=mingw32 makepkg-mingw -sCLf --noconfirm --nocheck
+    - name: Install headers package
+      run: pacman --noconfirm -U MINGW-packages/mingw-w64-headers-git/mingw-w64-i686-*-any.pkg.tar.zst
+
+    # CRT
+    - name: Get crt package version
+      id:  version-crt
+      run: |
+        echo "version=$(pacman -Si mingw-w64-i686-crt-git | grep -Po '^Version\s*: \K.+')" >> $GITHUB_OUTPUT
+    - name: Cache crt package
+      uses: actions/cache@v4
+      id: cache-crt
+      with:
+        path: MINGW-packages/mingw-w64-crt-git/*.zst
+        key: winxp-crt-${{ steps.version-crt.outputs.version }}
+    - name: Build WinXP-capable crt package
+      if: steps.cache-crt.outputs.cache-hit != 'true'
+      run: |
+        cd MINGW-packages/mingw-w64-crt-git
+        MINGW_ARCH=mingw32 makepkg-mingw -sCLf --noconfirm --nocheck
+    - name: Install crt package
+      run: pacman --noconfirm -U MINGW-packages/mingw-w64-crt-git/mingw-w64-i686-*-any.pkg.tar.zst
+
+    # winpthreads
+    - name: Get winpthreads package version
+      id:  version-winpthreads
+      run: |
+        echo "version=$(pacman -Si mingw-w64-i686-winpthreads-git | grep -Po '^Version\s*: \K.+')" >> $GITHUB_OUTPUT
+    - name: Cache winpthreads package
+      uses: actions/cache@v4
+      id: cache-winpthreads
+      with:
+        path: MINGW-packages/mingw-w64-winpthreads-git/*.zst
+        key: winxp-winpthreads-${{ steps.version-winpthreads.outputs.version }}
+    - name: Build WinXP-capable winpthreads package
+      if: steps.cache-winpthreads.outputs.cache-hit != 'true'
+      run: |
+        cd MINGW-packages/mingw-w64-winpthreads-git
+        MINGW_ARCH=mingw32 makepkg-mingw -sCLf --noconfirm --nocheck
+    - name: Install winpthreads package
+      run: pacman --noconfirm -U MINGW-packages/mingw-w64-winpthreads-git/mingw-w64-i686-*-any.pkg.tar.zst
+
+    # OpenSSL
+    - name: Get openssl package version
+      id:  version-openssl
+      run: |
+        echo "version=$(pacman -Si mingw-w64-i686-openssl | grep -Po '^Version\s*: \K.+')" >> $GITHUB_OUTPUT
+    - name: Cache openssl package
+      uses: actions/cache@v4
+      id: cache-openssl
+      with:
+        path: MINGW-packages/mingw-w64-openssl/*.zst
+        key: winxp-openssl-${{ steps.version-openssl.outputs.version }}
+    - name: Build WinXP-capable openssl package
+      if: steps.cache-openssl.outputs.cache-hit != 'true'
+      run: |
+        cd MINGW-packages/mingw-w64-openssl
+        gpg --recv-keys D894E2CE8B3D79F5
+        gpg --recv-keys 216094DFD0CB81EF
+        MINGW_ARCH=mingw32 makepkg-mingw -sCLf --noconfirm --nocheck
+    - name: Install openssl package
+      run: pacman --noconfirm -U MINGW-packages/mingw-w64-openssl/mingw-w64-i686-*-any.pkg.tar.zst
+
+    # Boost
+    #- name: Get boost package version
+    #  id:  version-boost
+    #  run: |
+    #    echo "version=$(pacman -Si mingw-w64-i686-boost | grep -Po '^Version\s*: \K.+')" >> $GITHUB_OUTPUT
+    - name: Cache boost package
+      uses: actions/cache@v4
+      id: cache-boost
+      with:
+        path: MINGW-packages/mingw-w64-boost/*.zst
+        key: winxp-boost-1.85.0+crt-${{ steps.version-headers.outputs.version }}+ossl-${{ steps.version-openssl.outputs.version }}
+    # Rebuild package if packages above has changed
+    - name: Build WinXP-capable boost package
+      if: steps.cache-boost.outputs.cache-hit != 'true'
+      run: |
+        cd MINGW-packages/mingw-w64-boost
+        MINGW_ARCH=mingw32 makepkg-mingw -sCLf --noconfirm --nocheck
+    - name: Install boost package
+      run: pacman --noconfirm -U MINGW-packages/mingw-w64-boost/mingw-w64-i686-*-any.pkg.tar.zst
+
+    # Building i2pd
+    - name: Build application
+      run: |
+        mkdir -p obj/Win32 obj/libi2pd obj/libi2pd_client obj/daemon
+        make USE_UPNP=yes DEBUG=no USE_GIT_VERSION=yes USE_WINXP_FLAGS=yes -j3
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: i2pd-xp.exe
+        path: i2pd.exe

.github/workflows/build.yml

@@ -0,0 +1,67 @@
+name: Build on Ubuntu
+
+on:
+  push:
+    branches:
+    - '*'
+    paths:
+    - .github/workflows/build.yml
+    - build/CMakeLists.txt
+    - build/cmake_modules/**
+    - daemon/**
+    - i18n/**
+    - libi2pd/**
+    - libi2pd_client/**
+    - Makefile
+    - Makefile.linux
+    tags:
+    - '*'
+  pull_request:
+    branches:
+    - '*'
+
+jobs:
+  build-make:
+    name: Make with USE_UPNP=${{ matrix.with_upnp }}
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: true
+      matrix:
+        with_upnp: ['yes', 'no']
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: install packages
+      run: |
+        sudo apt-get update
+        sudo apt-get install build-essential libboost-all-dev libminiupnpc-dev libssl-dev zlib1g-dev
+
+    - name: build application
+      run: make USE_UPNP=${{ matrix.with_upnp }} -j3
+
+  build-cmake:
+    name: CMake with -DWITH_UPNP=${{ matrix.with_upnp }}
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: true
+      matrix:
+        with_upnp: ['ON', 'OFF']
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: install packages
+      run: |
+        sudo apt-get update
+        sudo apt-get install build-essential cmake libboost-all-dev libminiupnpc-dev libssl-dev zlib1g-dev
+
+    - name: build application
+      run: |
+        cd build
+        cmake -DWITH_UPNP=${{ matrix.with_upnp }} .
+        make -j3

.github/workflows/docker.yml

@@ -0,0 +1,140 @@
+name: Build containers
+
+on:
+  push:
+    branches:
+    - openssl
+    - docker
+    paths:
+    - .github/workflows/docker.yml
+    - contrib/docker/**
+    - contrib/certificates/**
+    - daemon/**
+    - i18n/**
+    - libi2pd/**
+    - libi2pd_client/**
+    - Makefile
+    - Makefile.linux
+    tags:
+    - '*'
+
+jobs:
+  build:
+    name: Building container for ${{ matrix.platform }}
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+      contents: read
+
+    strategy:
+      matrix:
+        include: [
+          { platform: 'linux/amd64', archname: 'amd64' },
+          { platform: 'linux/386', archname: 'i386' },
+          { platform: 'linux/arm64', archname: 'arm64' },
+          { platform: 'linux/arm/v7', archname: 'armv7' },
+        ]
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
+    - name: Login to DockerHub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+    - name: Login to GitHub Container registry
+      uses: docker/login-action@v3
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Build container for ${{ matrix.archname }}
+      uses: docker/build-push-action@v5
+      with:
+        context: ./contrib/docker
+        file: ./contrib/docker/Dockerfile
+        platforms: ${{ matrix.platform }}
+        push: true
+        tags: |
+          purplei2p/i2pd:latest-${{ matrix.archname }}
+          ghcr.io/purplei2p/i2pd:latest-${{ matrix.archname }}
+        provenance: false
+
+  push:
+    name: Pushing merged manifest
+    runs-on: ubuntu-latest
+
+    permissions:
+      packages: write
+      contents: read
+
+    needs: build
+
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v3
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v3
+
+    - name: Login to DockerHub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+    - name: Login to GitHub Container registry
+      uses: docker/login-action@v3
+      with:
+        registry: ghcr.io
+        username: ${{ github.actor }}
+        password: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Create and push latest manifest image to Docker Hub
+      if: ${{ !startsWith(github.ref, 'refs/tags/') }}
+      uses: Noelware/docker-manifest-action@master
+      with:
+        inputs: purplei2p/i2pd:latest
+        images: purplei2p/i2pd:latest-amd64,purplei2p/i2pd:latest-i386,purplei2p/i2pd:latest-arm64,purplei2p/i2pd:latest-armv7
+        push: true
+
+    - name: Create and push latest manifest image to GHCR
+      if: ${{ !startsWith(github.ref, 'refs/tags/') }}
+      uses: Noelware/docker-manifest-action@master
+      with:
+        inputs: ghcr.io/purplei2p/i2pd:latest
+        images: ghcr.io/purplei2p/i2pd:latest-amd64,ghcr.io/purplei2p/i2pd:latest-i386,ghcr.io/purplei2p/i2pd:latest-arm64,ghcr.io/purplei2p/i2pd:latest-armv7
+        push: true
+
+    - name: Store release version to env
+      if: ${{ startsWith(github.ref, 'refs/tags/') }}
+      run: echo "RELEASE_VERSION=${GITHUB_REF:10}" >> $GITHUB_ENV
+
+    - name: Create and push release manifest to Docker Hub
+      if: ${{ startsWith(github.ref, 'refs/tags/') }}
+      uses: Noelware/docker-manifest-action@master
+      with:
+        inputs: purplei2p/i2pd:latest,purplei2p/i2pd:latest-release,purplei2p/i2pd:release-${{ env.RELEASE_VERSION }}
+        images: purplei2p/i2pd:latest-amd64,purplei2p/i2pd:latest-i386,purplei2p/i2pd:latest-arm64,purplei2p/i2pd:latest-armv7
+        push: true
+
+    - name: Create and push release manifest to GHCR
+      if: ${{ startsWith(github.ref, 'refs/tags/') }}
+      uses: Noelware/docker-manifest-action@master
+      with:
+        inputs: ghcr.io/purplei2p/i2pd:latest,ghcr.io/purplei2p/i2pd:latest-release,ghcr.io/purplei2p/i2pd:release-${{ env.RELEASE_VERSION }}
+        images: ghcr.io/purplei2p/i2pd:latest-amd64,ghcr.io/purplei2p/i2pd:latest-i386,ghcr.io/purplei2p/i2pd:latest-arm64,ghcr.io/purplei2p/i2pd:latest-armv7
+        push: true

.gitignore

@@ -1,14 +1,20 @@
 # i2pd
-obj/*.o
+*.o
 router.info
 router.keys
 i2p
-libi2pd.so
 netDb
 /i2pd
 /libi2pd.a
 /libi2pdclient.a
-i2pd.exe
+/libi2pdlang.a
+/libi2pd.so
+/libi2pdclient.so
+/libi2pdlang.so
+/libi2pd.dll
+/libi2pdclient.dll
+/libi2pdlang.dll
+*.exe
 
 
 # Autotools
@@ -248,4 +254,26 @@ docs/generated
 *\#*
 
 # gdb files
-.gdb_history
+.gdb_history
+
+# cmake makefile
+build/Makefile
+
+# debian stuff
+debian/i2pd.1.gz
+.pc/
+
+# qt 
+
+qt/i2pd_qt/*.autosave
+qt/i2pd_qt/*.ui.bk*
+qt/i2pd_qt/*.ui_*
+
+#unknown android stuff
+android/libs/
+
+#various logs
+*LOGS/
+
+qt/build-*.sh*
+

.travis.yml

@@ -1,35 +0,0 @@
-language: cpp
-cache:
-  apt: true
-os:
-  - linux
-sudo: required
-dist: trusty
-addons:
-  apt:
-    packages:
-      - build-essential
-      - cmake
-      - g++
-      - clang
-      - libboost-chrono-dev
-      - libboost-date-time-dev
-      - libboost-filesystem-dev
-      - libboost-program-options-dev
-      - libboost-system-dev
-      - libboost-thread-dev
-      - libminiupnpc-dev
-      - libssl-dev
-compiler:
-  - gcc
-  - clang
-before_install:
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update ; fi
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install openssl miniupnpc ; fi
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew unlink boost openssl && brew link boost openssl -f ; fi
-env:
-  matrix:
-    - BUILD_TYPE=Release UPNP=ON
-    - BUILD_TYPE=Release UPNP=OFF
-script:
-  - cd build && cmake -DCMAKE_BUILD_TYPE=${BUILD_TYPE} -DWITH_UPNP=${UPNP} && make

BOB.cpp

@@ -1,719 +0,0 @@
-#include <string.h>
-#include "Log.h"
-#include "ClientContext.h"
-#include "util.h"
-#include "BOB.h"
-
-namespace i2p
-{
-namespace client
-{
-	BOBI2PInboundTunnel::BOBI2PInboundTunnel (int port, std::shared_ptr<ClientDestination> localDestination): 
-		BOBI2PTunnel (localDestination), 
-		m_Acceptor (localDestination->GetService (), boost::asio::ip::tcp::endpoint (boost::asio::ip::tcp::v4(), port))
-	{
-	}
-
-	BOBI2PInboundTunnel::~BOBI2PInboundTunnel ()
-	{
-		Stop ();
-	}
-
-	void BOBI2PInboundTunnel::Start ()
-	{
-		m_Acceptor.listen ();
-		Accept ();
-	}
-
-	void BOBI2PInboundTunnel::Stop ()
-	{
-		m_Acceptor.close();
-		ClearHandlers ();
-	}
-
-	void BOBI2PInboundTunnel::Accept ()
-	{
-		auto receiver = std::make_shared<AddressReceiver> ();
-		receiver->socket = std::make_shared<boost::asio::ip::tcp::socket> (GetService ());
-		m_Acceptor.async_accept (*receiver->socket, std::bind (&BOBI2PInboundTunnel::HandleAccept, this,
-			std::placeholders::_1, receiver));
-	}	
-
-	void BOBI2PInboundTunnel::HandleAccept (const boost::system::error_code& ecode, std::shared_ptr<AddressReceiver> receiver)
-	{
-		if (!ecode)
-		{
-			Accept ();	
-			ReceiveAddress (receiver);
-		}
-	}
-
-	void BOBI2PInboundTunnel::ReceiveAddress (std::shared_ptr<AddressReceiver> receiver)
-	{
-		receiver->socket->async_read_some (boost::asio::buffer(
-		        receiver->buffer + receiver->bufferOffset, 
-				BOB_COMMAND_BUFFER_SIZE - receiver->bufferOffset),                
-			std::bind(&BOBI2PInboundTunnel::HandleReceivedAddress, this, 
-				std::placeholders::_1, std::placeholders::_2, receiver));
-	}
-	
-	void BOBI2PInboundTunnel::HandleReceivedAddress (const boost::system::error_code& ecode, std::size_t bytes_transferred,
-		std::shared_ptr<AddressReceiver> receiver)
-	{
-		if (ecode)
-			LogPrint (eLogError, "BOB: inbound tunnel read error: ", ecode.message ());
-		else
-		{
-			receiver->bufferOffset += bytes_transferred;
-			receiver->buffer[receiver->bufferOffset] = 0;
-			char * eol = strchr (receiver->buffer, '\n');
-			if (eol)
-			{
-				*eol = 0;
-				if (eol != receiver->buffer && eol[-1] == '\r') eol[-1] = 0; // workaround for Transmission, it sends '\r\n' terminated address 
-				receiver->data = (uint8_t *)eol + 1;
-				receiver->dataLen = receiver->bufferOffset - (eol - receiver->buffer + 1);
-				i2p::data::IdentHash ident;
-				if (!context.GetAddressBook ().GetIdentHash (receiver->buffer, ident)) 
-				{
-					LogPrint (eLogError, "BOB: address ", receiver->buffer, " not found");
-					return;
-				}
-				auto leaseSet = GetLocalDestination ()->FindLeaseSet (ident);
-				if (leaseSet)
-					CreateConnection (receiver, leaseSet);
-				else
-					GetLocalDestination ()->RequestDestination (ident, 
-						std::bind (&BOBI2PInboundTunnel::HandleDestinationRequestComplete,
-						this, std::placeholders::_1, receiver));
-			}
-			else
-			{
-				if (receiver->bufferOffset < BOB_COMMAND_BUFFER_SIZE)
-					ReceiveAddress (receiver);
-				else
-					LogPrint (eLogError, "BOB: missing inbound address");
-			}			
-		}
-	}
-
-	void BOBI2PInboundTunnel::HandleDestinationRequestComplete (std::shared_ptr<i2p::data::LeaseSet> leaseSet, std::shared_ptr<AddressReceiver> receiver)
-	{
-		if (leaseSet)
-			CreateConnection (receiver, leaseSet);
-		else
-			LogPrint (eLogError, "BOB: LeaseSet for inbound destination not found");
-	}	
-
-	void BOBI2PInboundTunnel::CreateConnection (std::shared_ptr<AddressReceiver> receiver, std::shared_ptr<const i2p::data::LeaseSet> leaseSet)
-	{
-		LogPrint (eLogDebug, "BOB: New inbound connection");
-		auto connection = std::make_shared<I2PTunnelConnection>(this, receiver->socket, leaseSet);
-		AddHandler (connection);
-		connection->I2PConnect (receiver->data, receiver->dataLen);
-	}
-
-	BOBI2POutboundTunnel::BOBI2POutboundTunnel (const std::string& address, int port, 
-		std::shared_ptr<ClientDestination> localDestination, bool quiet): BOBI2PTunnel (localDestination),
-		m_Endpoint (boost::asio::ip::address::from_string (address), port), m_IsQuiet (quiet)
-	{
-	}
-	
-	void BOBI2POutboundTunnel::Start ()
-	{
-		Accept ();
-	}
-
-	void BOBI2POutboundTunnel::Stop ()
-	{
-		ClearHandlers ();
-	}	
-
-	void BOBI2POutboundTunnel::Accept ()
-	{
-		auto localDestination = GetLocalDestination ();	
-		if (localDestination)
-			localDestination->AcceptStreams (std::bind (&BOBI2POutboundTunnel::HandleAccept, this, std::placeholders::_1));
-		else
-			LogPrint (eLogError, "BOB: Local destination not set for server tunnel");
-	}
-
-	void BOBI2POutboundTunnel::HandleAccept (std::shared_ptr<i2p::stream::Stream> stream)
-	{
-		if (stream)
-		{	
-			auto conn = std::make_shared<I2PTunnelConnection> (this, stream, std::make_shared<boost::asio::ip::tcp::socket> (GetService ()), m_Endpoint, m_IsQuiet);
-			AddHandler (conn);
-			conn->Connect ();
-		}	
-	}
-
-	BOBDestination::BOBDestination (std::shared_ptr<ClientDestination> localDestination):
-		m_LocalDestination (localDestination), 
-		m_OutboundTunnel (nullptr), m_InboundTunnel (nullptr)
-	{
-	}
-		
-	BOBDestination::~BOBDestination ()
-	{
-		delete m_OutboundTunnel;
-		delete m_InboundTunnel;
-		i2p::client::context.DeleteLocalDestination (m_LocalDestination);
-	}	
-
-	void BOBDestination::Start ()
-	{
-		if (m_OutboundTunnel) m_OutboundTunnel->Start ();
-		if (m_InboundTunnel) m_InboundTunnel->Start ();
-	}
-		
-	void BOBDestination::Stop ()
-	{		
-		StopTunnels ();
-		m_LocalDestination->Stop ();
-	}	
-
-	void BOBDestination::StopTunnels ()
-	{
-		if (m_OutboundTunnel)
-		{	
-			m_OutboundTunnel->Stop ();
-			delete m_OutboundTunnel;
-			m_OutboundTunnel = nullptr;
-		}	
-		if (m_InboundTunnel)
-		{	
-			m_InboundTunnel->Stop ();
-			delete m_InboundTunnel;
-			m_InboundTunnel = nullptr;
-		}	
-	}	
-		
-	void BOBDestination::CreateInboundTunnel (int port)
-	{
-		if (!m_InboundTunnel)
-			m_InboundTunnel = new BOBI2PInboundTunnel (port, m_LocalDestination);
-	}
-		
-	void BOBDestination::CreateOutboundTunnel (const std::string& address, int port, bool quiet)
-	{
-		if (!m_OutboundTunnel)
-			m_OutboundTunnel = new BOBI2POutboundTunnel (address, port, m_LocalDestination, quiet);
-	}	
-		
-	BOBCommandSession::BOBCommandSession (BOBCommandChannel& owner): 
-		m_Owner (owner), m_Socket (m_Owner.GetService ()),
-		m_ReceiveBufferOffset (0), m_IsOpen (true), m_IsQuiet (false), m_IsActive (false), 
-		m_InPort (0), m_OutPort (0), m_CurrentDestination (nullptr)
-	{
-	}
-
-	BOBCommandSession::~BOBCommandSession ()
-	{
-	}
-
-	void BOBCommandSession::Terminate ()
-	{
-		m_Socket.close ();
-		m_IsOpen = false;	
-	}
-
-	void BOBCommandSession::Receive ()
-	{
-		m_Socket.async_read_some (boost::asio::buffer(m_ReceiveBuffer + m_ReceiveBufferOffset, BOB_COMMAND_BUFFER_SIZE - m_ReceiveBufferOffset),                
-			std::bind(&BOBCommandSession::HandleReceived, shared_from_this (), 
-			std::placeholders::_1, std::placeholders::_2));
-	}
-
-	void BOBCommandSession::HandleReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred)
-	{
-		if (ecode)
-		{
-			LogPrint (eLogError, "BOB: command channel read error: ", ecode.message ());
-			if (ecode != boost::asio::error::operation_aborted)
-				Terminate ();
-		}	
-		else
-		{	
-			size_t size = m_ReceiveBufferOffset + bytes_transferred; 
-			m_ReceiveBuffer[size] = 0;
-			char * eol = strchr (m_ReceiveBuffer, '\n');
-			if (eol)
-			{
-				*eol = 0;
-				char * operand =  strchr (m_ReceiveBuffer, ' ');
-				if (operand)  
-				{	
-					*operand = 0;
-					operand++;
-				}	
-				else 
-					operand = eol;
-				// process command
-				auto& handlers = m_Owner.GetCommandHandlers ();
-				auto it = handlers.find (m_ReceiveBuffer);
-				if (it != handlers.end ())
-					(this->*(it->second))(operand, eol - operand);
-				else	
-				{
-					LogPrint (eLogError, "BOB: unknown command ", m_ReceiveBuffer);
-					SendReplyError ("unknown command");
-				}
-
-				m_ReceiveBufferOffset = size - (eol - m_ReceiveBuffer) - 1;
-				memmove (m_ReceiveBuffer, eol + 1, m_ReceiveBufferOffset);
-			}
-			else
-			{
-				if (size < BOB_COMMAND_BUFFER_SIZE)
-					m_ReceiveBufferOffset = size;
-				else
-				{
-					LogPrint (eLogError, "BOB: Malformed input of the command channel");
-					Terminate ();
-				}
-			}	
-		}
-	}
-
-	void BOBCommandSession::Send (size_t len)
-	{
-		boost::asio::async_write (m_Socket, boost::asio::buffer (m_SendBuffer, len), 
-			boost::asio::transfer_all (),
-			std::bind(&BOBCommandSession::HandleSent, shared_from_this (), 
-				std::placeholders::_1, std::placeholders::_2));
-	}
-
-	void BOBCommandSession::HandleSent (const boost::system::error_code& ecode, std::size_t bytes_transferred)
-	{
-		if (ecode)
-        {
-			LogPrint (eLogError, "BOB: command channel send error: ", ecode.message ());
-			if (ecode != boost::asio::error::operation_aborted)
-				Terminate ();
-		}
-		else
-		{
-			if (m_IsOpen)
-				Receive ();
-			else
-				Terminate ();	
-		}
-	}
-
-	void BOBCommandSession::SendReplyOK (const char * msg)
-	{
-#ifdef _MSC_VER
-		size_t len = sprintf_s (m_SendBuffer, BOB_COMMAND_BUFFER_SIZE, BOB_REPLY_OK, msg);
-#else		
-		size_t len = snprintf (m_SendBuffer, BOB_COMMAND_BUFFER_SIZE, BOB_REPLY_OK, msg);
-#endif
-		Send (len);
-	}
-
-	void BOBCommandSession::SendReplyError (const char * msg)
-	{
-#ifdef _MSC_VER
-		size_t len = sprintf_s (m_SendBuffer, BOB_COMMAND_BUFFER_SIZE, BOB_REPLY_ERROR, msg);
-#else		
-		size_t len = snprintf (m_SendBuffer, BOB_COMMAND_BUFFER_SIZE, BOB_REPLY_ERROR, msg);
-#endif
-		Send (len);	
-	}
-		
-	void BOBCommandSession::SendVersion ()
-	{
-		size_t len = strlen (BOB_VERSION);
-		memcpy (m_SendBuffer, BOB_VERSION, len);
-		Send (len);
-	}
-
-	void BOBCommandSession::SendData (const char * nickname)
-	{
-#ifdef _MSC_VER
-		size_t len = sprintf_s (m_SendBuffer, BOB_COMMAND_BUFFER_SIZE, BOB_DATA, nickname);
-#else		
-		size_t len = snprintf (m_SendBuffer, BOB_COMMAND_BUFFER_SIZE, BOB_DATA, nickname);
-#endif
-		Send (len);			
-	}
-		
-	void BOBCommandSession::ZapCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: zap");
-		Terminate ();
-	}
-
-	void BOBCommandSession::QuitCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: quit");
-		m_IsOpen = false;
-		SendReplyOK ("Bye!");
-	}
-
-	void BOBCommandSession::StartCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: start ", m_Nickname);
-		if (m_IsActive)
-		{
-			SendReplyError ("tunnel is active");
-			return; 
-		}
-		if (!m_CurrentDestination)
-		{	
-			m_CurrentDestination = new BOBDestination (i2p::client::context.CreateNewLocalDestination (m_Keys, true, &m_Options));
-			m_Owner.AddDestination (m_Nickname, m_CurrentDestination);
-		}	
-		if (m_InPort)
-			m_CurrentDestination->CreateInboundTunnel (m_InPort);
-		if (m_OutPort && !m_Address.empty ())
-			m_CurrentDestination->CreateOutboundTunnel (m_Address, m_OutPort, m_IsQuiet);
-		m_CurrentDestination->Start ();	
-		SendReplyOK ("Tunnel starting");
-		m_IsActive = true;
-	}	
-
-	void BOBCommandSession::StopCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: stop ", m_Nickname);
-		if (!m_IsActive)
-		{
-			SendReplyError ("tunnel is inactive");
-			return;
-		}
-		auto dest = m_Owner.FindDestination (m_Nickname);
-		if (dest)
-		{
-			dest->StopTunnels ();
-			SendReplyOK ("Tunnel stopping");
-		}
-		else
-			SendReplyError ("tunnel not found");
-		m_IsActive = false;
-	}	
-	
-	void BOBCommandSession::SetNickCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: setnick ", operand);
-		m_Nickname = operand;
-		std::string msg ("Nickname set to ");
-		msg += m_Nickname;
-		SendReplyOK (msg.c_str ());
-	}	
-
-	void BOBCommandSession::GetNickCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: getnick ", operand);
-		m_CurrentDestination = m_Owner.FindDestination (operand); 
-		if (m_CurrentDestination)
-		{
-			m_Keys = m_CurrentDestination->GetKeys ();
-			m_Nickname = operand;
-		}
-		if (m_Nickname == operand)
-		{	
-			std::string msg ("Nickname set to ");
-			msg += m_Nickname;
-			SendReplyOK (msg.c_str ());
-		}	
-		else
-			SendReplyError ("no nickname has been set");	
-	}	
-
-	void BOBCommandSession::NewkeysCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: newkeys");
-		m_Keys = i2p::data::PrivateKeys::CreateRandomKeys ();
-		SendReplyOK (m_Keys.GetPublic ()->ToBase64 ().c_str ());
-	}	
-
-	void BOBCommandSession::SetkeysCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: setkeys ", operand);
-		if (m_Keys.FromBase64 (operand))
-			SendReplyOK (m_Keys.GetPublic ()->ToBase64 ().c_str ());
-		else
-			SendReplyError ("invalid keys");
-	}
-		
-	void BOBCommandSession::GetkeysCommandHandler (const char * operand, size_t len)
-	{		
-		LogPrint (eLogDebug, "BOB: getkeys");
-		if (m_Keys.GetPublic ()) // keys are set ?
-			SendReplyOK (m_Keys.ToBase64 ().c_str ());
-		else
-			SendReplyError ("keys are not set");
-	}
-
-	void BOBCommandSession::GetdestCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: getdest");
-		SendReplyOK (m_Keys.GetPublic ()->ToBase64 ().c_str ());
-	}	
-		
-	void BOBCommandSession::OuthostCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: outhost ", operand);
-		m_Address = operand;
-		SendReplyOK ("outhost set");
-	}
-		
-	void BOBCommandSession::OutportCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: outport ", operand);
-		m_OutPort = std::stoi(operand);
-		if (m_OutPort >= 0)
-			SendReplyOK ("outbound port set");
-		else
-			SendReplyError ("port out of range");
-	}	
-
-	void BOBCommandSession::InhostCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: inhost ", operand);
-		m_Address = operand;
-		SendReplyOK ("inhost set");
-	}
-		
-	void BOBCommandSession::InportCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: inport ", operand);
-		m_InPort = std::stoi(operand);
-		if (m_InPort >= 0)
-			SendReplyOK ("inbound port set");
-		else
-			SendReplyError ("port out of range");
-	}		
-
-	void BOBCommandSession::QuietCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: quiet");
-		if (m_Nickname.length () > 0)
-		{
-			if (!m_IsActive)
-			{
-				m_IsQuiet = true;
-				SendReplyOK ("Quiet set");
-			}
-			else
-				SendReplyError ("tunnel is active");
-		}
-		else
-			SendReplyError ("no nickname has been set");
-	}	
-	
-	void BOBCommandSession::LookupCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: lookup ", operand);
-		i2p::data::IdentHash ident;
-		if (!context.GetAddressBook ().GetIdentHash (operand, ident)) 
-		{
-			SendReplyError ("Address Not found");
-			return;
-		}	
-		auto localDestination = m_CurrentDestination ? m_CurrentDestination->GetLocalDestination () : i2p::client::context.GetSharedLocalDestination ();
-		auto leaseSet = localDestination->FindLeaseSet (ident);
-		if (leaseSet)
-			SendReplyOK (leaseSet->GetIdentity ()->ToBase64 ().c_str ());
-		else
-		{
-			auto s = shared_from_this ();
-			localDestination->RequestDestination (ident, 
-				[s](std::shared_ptr<i2p::data::LeaseSet> ls)
-				{
-					if (ls)
-						s->SendReplyOK (ls->GetIdentity ()->ToBase64 ().c_str ());
-					else	
-						s->SendReplyError ("LeaseSet Not found");
-				}	
-			);
-		}
-	}
-
-	void BOBCommandSession::ClearCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: clear");
-		m_Owner.DeleteDestination (m_Nickname);
-		m_Nickname = "";
-		SendReplyOK ("cleared");
-	}	
-
-	void BOBCommandSession::ListCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: list");
-		const auto& destinations = m_Owner.GetDestinations ();
-		for (const auto& it: destinations)
-			SendData (it.first.c_str ());
-		SendReplyOK ("Listing done");
-	}	
-
-	void BOBCommandSession::OptionCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: option ", operand);
-		const char * value = strchr (operand, '=');
-		if (value)
-		{	
-			std::string msg ("option ");
-			*(const_cast<char *>(value)) = 0;
-			m_Options[operand] = value + 1; 
-			msg += operand;
-			*(const_cast<char *>(value)) = '=';
-			msg += " set to ";
-			msg += value;	
-			SendReplyOK (msg.c_str ());
-		}	
-		else
-			SendReplyError ("malformed");
-	}	
-
-	void BOBCommandSession::StatusCommandHandler (const char * operand, size_t len)
-	{
-		LogPrint (eLogDebug, "BOB: status ", operand);
-		if (m_Nickname == operand)
-		{
-			std::stringstream s;
-			s << "DATA"; s << " NICKNAME: "; s << m_Nickname;
-			if (m_CurrentDestination)
-			{	
-				if (m_CurrentDestination->GetLocalDestination ()->IsReady ())
-					s << " STARTING: false RUNNING: true STOPPING: false";
-				else
-					s << " STARTING: true RUNNING: false STOPPING: false";
-			}	
-			else
-				s << " STARTING: false RUNNING: false STOPPING: false";
-			s << " KEYS: true"; s << " QUIET: "; s << (m_IsQuiet ? "true":"false");
-			if (m_InPort)
-			{	
-				s << " INPORT: " << m_InPort;
-				s << " INHOST: " << (m_Address.length () > 0 ? m_Address : "127.0.0.1");
-			}	
-			if (m_OutPort)
-			{ 
-				s << " OUTPORT: " << m_OutPort;
-				s << " OUTHOST: " << (m_Address.length () > 0 ? m_Address : "127.0.0.1");
-			}	
-			SendReplyOK (s.str().c_str());
-		}
-		else
-			SendReplyError ("no nickname has been set");	
-	}	
-		
-	BOBCommandChannel::BOBCommandChannel (const std::string& address, int port):
-		m_IsRunning (false), m_Thread (nullptr),
-		m_Acceptor (m_Service, boost::asio::ip::tcp::endpoint(boost::asio::ip::address::from_string(address), port))
-	{
-		// command -> handler
-		m_CommandHandlers[BOB_COMMAND_ZAP] = &BOBCommandSession::ZapCommandHandler; 
-		m_CommandHandlers[BOB_COMMAND_QUIT] = &BOBCommandSession::QuitCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_START] = &BOBCommandSession::StartCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_STOP] = &BOBCommandSession::StopCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_SETNICK] = &BOBCommandSession::SetNickCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_GETNICK] = &BOBCommandSession::GetNickCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_NEWKEYS] = &BOBCommandSession::NewkeysCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_GETKEYS] = &BOBCommandSession::GetkeysCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_SETKEYS] = &BOBCommandSession::SetkeysCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_GETDEST] = &BOBCommandSession::GetdestCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_OUTHOST] = &BOBCommandSession::OuthostCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_OUTPORT] = &BOBCommandSession::OutportCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_INHOST] = &BOBCommandSession::InhostCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_INPORT] = &BOBCommandSession::InportCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_QUIET] = &BOBCommandSession::QuietCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_LOOKUP] = &BOBCommandSession::LookupCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_CLEAR] = &BOBCommandSession::ClearCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_LIST] = &BOBCommandSession::ListCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_OPTION] = &BOBCommandSession::OptionCommandHandler;
-		m_CommandHandlers[BOB_COMMAND_STATUS] = &BOBCommandSession::StatusCommandHandler;
-	}
-
-	BOBCommandChannel::~BOBCommandChannel ()
-	{
-		Stop ();
-		for (const auto& it: m_Destinations)
-			delete it.second;
-	}
-
-	void BOBCommandChannel::Start ()
-	{
-		Accept ();
-		m_IsRunning = true;
-		m_Thread = new std::thread (std::bind (&BOBCommandChannel::Run, this));
-	}
-
-	void BOBCommandChannel::Stop ()
-	{
-		m_IsRunning = false;
-		for (auto& it: m_Destinations)
-			it.second->Stop ();
-		m_Acceptor.cancel ();	
-		m_Service.stop ();
-		if (m_Thread)
-		{	
-			m_Thread->join (); 
-			delete m_Thread;
-			m_Thread = nullptr;
-		}	
-	}
-		
-	void BOBCommandChannel::Run () 
-	{ 
-		while (m_IsRunning)
-		{
-			try
-			{	
-				m_Service.run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "BOB: runtime exception: ", ex.what ());
-			}	
-		}	
-	}
-
-	void BOBCommandChannel::AddDestination (const std::string& name, BOBDestination * dest)
-	{
-		m_Destinations[name] = dest;
-	}	
-
-	void BOBCommandChannel::DeleteDestination (const std::string& name)
-	{
-		auto it = m_Destinations.find (name);
-		if (it != m_Destinations.end ())
-		{
-			it->second->Stop ();
-			delete it->second;
-			m_Destinations.erase (it);
-		}	
-	}	
-		
-	BOBDestination * BOBCommandChannel::FindDestination (const std::string& name)
-	{
-		auto it = m_Destinations.find (name);
-		if (it != m_Destinations.end ())
-			return it->second;
-		return nullptr;	
-	}
-		
-	void BOBCommandChannel::Accept ()
-	{
-		auto newSession = std::make_shared<BOBCommandSession> (*this);
-		m_Acceptor.async_accept (newSession->GetSocket (), std::bind (&BOBCommandChannel::HandleAccept, this,
-			std::placeholders::_1, newSession));
-	}
-
-	void BOBCommandChannel::HandleAccept(const boost::system::error_code& ecode, std::shared_ptr<BOBCommandSession> session)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-			Accept ();
-
-		if (!ecode)
-		{
-			LogPrint (eLogInfo, "BOB: New command connection from ", session->GetSocket ().remote_endpoint ());
-			session->SendVersion ();	
-		}
-		else
-			LogPrint (eLogError, "BOB: accept error: ",  ecode.message ());
-	}
-}
-}
-

Base.cpp

@@ -1,290 +0,0 @@
-#include <stdlib.h>
-#include <string.h>
-
-#include "Base.h"
-
-namespace i2p
-{
-namespace data
-{
-	static const char T32[32] = {
-		'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h',
-		'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p',
-		'q', 'r', 's', 't', 'u', 'v', 'w', 'x',
-		'y', 'z', '2', '3', '4', '5', '6', '7',
-	};
-
-	const char * GetBase32SubstitutionTable ()
-	{
-		return T32;
-	}
-
-	static void iT64Build(void);
-
-	/*
-	*
-	* BASE64 Substitution Table
-	* -------------------------
-	*
-	* Direct Substitution Table
-	*/
-
-	static const char T64[64] = {
-		       'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
-		       'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
-		       'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
-		       'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
-		       'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',
-		       'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
-		       'w', 'x', 'y', 'z', '0', '1', '2', '3',
-		       '4', '5', '6', '7', '8', '9', '-', '~'
-	};
-
-	const char * GetBase64SubstitutionTable ()
-	{
-		return T64;
-	}	
-	
-	/*
-	* Reverse Substitution Table (built in run time)
-	*/
-
-	static char iT64[256];
-	static int isFirstTime = 1;
-
-	/*
-	* Padding 
-	*/
-
-	static char P64 = '='; 
-
-	/*
-	*
-	* ByteStreamToBase64
-	* ------------------
-	*
-	* Converts binary encoded data to BASE64 format.
-	*
-	*/
-
-	size_t                                /* Number of bytes in the encoded buffer */
-	ByteStreamToBase64 ( 
-		    const uint8_t * InBuffer,           /* Input buffer, binary data */
-		    size_t    InCount,              /* Number of bytes in the input buffer */ 
-		    char  * OutBuffer,          /* output buffer */
-		size_t len			   /* length of output buffer */	             
-	)
-
-	{
-		unsigned char * ps;
-		unsigned char * pd;
-		unsigned char   acc_1;
-		unsigned char   acc_2;
-		int             i; 
-		int             n; 
-		int             m; 
-		size_t outCount;
-
-		ps = (unsigned char *)InBuffer;
-		n = InCount/3;
-		m = InCount%3;
-		if (!m)
-		     outCount = 4*n;
-		else
-		     outCount = 4*(n+1);
-		if (outCount > len) return 0;
-		pd = (unsigned char *)OutBuffer;
-		for ( i = 0; i<n; i++ ){
-		     acc_1 = *ps++;
-		     acc_2 = (acc_1<<4)&0x30; 
-		     acc_1 >>= 2;              /* base64 digit #1 */
-		     *pd++ = T64[acc_1];
-		     acc_1 = *ps++;
-		     acc_2 |= acc_1 >> 4;      /* base64 digit #2 */
-		     *pd++ = T64[acc_2];
-		     acc_1 &= 0x0f;
-		     acc_1 <<=2;
-		     acc_2 = *ps++;
-		     acc_1 |= acc_2>>6;        /* base64 digit #3 */
-		     *pd++ = T64[acc_1];
-		     acc_2 &= 0x3f;            /* base64 digit #4 */
-		     *pd++ = T64[acc_2];
-		} 
-		if ( m == 1 ){
-		     acc_1 = *ps++;
-		     acc_2 = (acc_1<<4)&0x3f;  /* base64 digit #2 */
-		     acc_1 >>= 2;              /* base64 digit #1 */
-		     *pd++ = T64[acc_1];
-		     *pd++ = T64[acc_2];
-		     *pd++ = P64;
-		     *pd++ = P64;
-
-		}
-		else if ( m == 2 ){
-		     acc_1 = *ps++;
-		     acc_2 = (acc_1<<4)&0x3f; 
-		     acc_1 >>= 2;              /* base64 digit #1 */
-		     *pd++ = T64[acc_1];
-		     acc_1 = *ps++;
-		     acc_2 |= acc_1 >> 4;      /* base64 digit #2 */
-		     *pd++ = T64[acc_2];
-		     acc_1 &= 0x0f;
-		     acc_1 <<=2;               /* base64 digit #3 */
-		     *pd++ = T64[acc_1];
-		     *pd++ = P64;
-		}
-		
-		return outCount;
-	}
-
-	/*
-	*
-	* Base64ToByteStream
-	* ------------------
-	*
-	* Converts BASE64 encoded data to binary format. If input buffer is
-	* not properly padded, buffer of negative length is returned
-	*
-	*/
-
-	size_t                              /* Number of output bytes */
-	Base64ToByteStream ( 
-		      const char * InBuffer,           /* BASE64 encoded buffer */
-		      size_t    InCount,          /* Number of input bytes */
-		      uint8_t  * OutBuffer,	/* output buffer length */ 	
-		  size_t len         	/* length of output buffer */
-	)
-	{
-		unsigned char * ps;
-		unsigned char * pd;
-		unsigned char   acc_1;
-		unsigned char   acc_2;
-		int             i; 
-		int             n; 
-		int             m; 
-		size_t outCount;
-
-		if (isFirstTime) iT64Build();
-		n = InCount/4;
-		m = InCount%4;
-		if (InCount && !m) 
-		     outCount = 3*n;
-		else {
-		     outCount = 0;
-		     return 0;
-		}
-		
-		ps = (unsigned char *)(InBuffer + InCount - 1);
-		while ( *ps-- == P64 ) outCount--;
-		ps = (unsigned char *)InBuffer;
-		
-		if (outCount > len) return -1;
-		pd = OutBuffer;
-		auto endOfOutBuffer = OutBuffer + outCount;		
-		for ( i = 0; i < n; i++ ){
-		     acc_1 = iT64[*ps++];
-		     acc_2 = iT64[*ps++];
-		     acc_1 <<= 2;
-		     acc_1 |= acc_2>>4;
-		     *pd++  = acc_1;
-			 if (pd >= endOfOutBuffer) break;
-
-		     acc_2 <<= 4;
-		     acc_1 = iT64[*ps++];
-		     acc_2 |= acc_1 >> 2;
-		     *pd++ = acc_2;
-			  if (pd >= endOfOutBuffer) break;	
-
-		     acc_2 = iT64[*ps++];
-		     acc_2 |= acc_1 << 6;
-		     *pd++ = acc_2;
-		}
-
-		return outCount;
-	}
-
-	size_t Base64EncodingBufferSize (const size_t input_size) 
-	{
-		auto d = div (input_size, 3);
-		if (d.rem) d.quot++;
-		return 4*d.quot;
-	}
-	
-	/*
-	*
-	* iT64
-	* ----
-	* Reverse table builder. P64 character is replaced with 0
-	*
-	*
-	*/
-
-	static void iT64Build()
-	{
-		int  i;
-		isFirstTime = 0;
-		for ( i=0; i<256; i++ ) iT64[i] = -1;
-		for ( i=0; i<64; i++ ) iT64[(int)T64[i]] = i;
-		iT64[(int)P64] = 0;
-	}
-
-	size_t Base32ToByteStream (const char * inBuf, size_t len, uint8_t * outBuf, size_t outLen) 
-	{
-		int tmp = 0, bits = 0;
-		size_t ret = 0;
-		for (size_t i = 0; i < len; i++)
-		{
-			char ch = inBuf[i];	
-			if (ch >= '2' && ch <= '7') // digit
-				ch = (ch - '2') + 26; // 26 means a-z
-			else if (ch >= 'a' && ch <= 'z')
-				ch = ch - 'a'; // a = 0
-			else
-				return 0; // unexpected character
-			
-			tmp |= ch;
-			bits += 5;
-			if (bits >= 8)
-			{
-				if (ret >= outLen) return ret;
-				outBuf[ret] = tmp >> (bits - 8);
-				bits -= 8;
-				ret++;
-			}
-			tmp <<= 5;
-		}
-		return ret;
-	}
-
-	size_t ByteStreamToBase32 (const uint8_t * inBuf, size_t len, char * outBuf, size_t outLen)
-	{
-		size_t ret = 0, pos = 1;
-		int bits = 8, tmp = inBuf[0];
-		while (ret < outLen && (bits > 0 || pos < len))
-		{ 	
-			if (bits < 5)
-			{
-				if (pos < len)
-				{
-					tmp <<= 8;
-		      		tmp |= inBuf[pos] & 0xFF;
-					pos++;
-		      		bits += 8;
-				}
-				else // last byte
-				{
-					tmp <<= (5 - bits);
-				  	bits = 5;
-				}
-			}	
-		
-			bits -= 5;
-			int ind = (tmp >> bits) & 0x1F;
-			outBuf[ret] = (ind < 26) ? (ind + 'a') : ((ind - 26) + '2');
-			ret++;
-		}
-		return ret;
-	}
-}
-}
-

BloomFilter.cpp

@@ -1,69 +0,0 @@
-#include "BloomFilter.h"
-#include "I2PEndian.h"
-#include <array>
-#include <openssl/sha.h>
-
-namespace i2p
-{
-namespace util
-{
-
-	/** @brief decaying bloom filter implementation */
-	class DecayingBloomFilter : public IBloomFilter
-	{
-	public:
-
-		DecayingBloomFilter(const std::size_t size)
-		{
-			m_Size = size;
-			m_Data = new uint8_t[size];
-		}
-
-		/** @brief implements IBloomFilter::~IBloomFilter */
-		~DecayingBloomFilter()
-		{
-			delete [] m_Data;
-		}
-
-		/** @brief implements IBloomFilter::Add */
-		bool Add(const uint8_t * data, std::size_t len)
-		{
-			std::size_t idx;
-			uint8_t mask;
-			Get(data, len, idx, mask);
-			if(m_Data[idx] & mask) return false; // filter hit
-			m_Data[idx] |= mask;
-			return true;
-		}
-
-		/** @brief implements IBloomFilter::Decay */
-		void Decay()
-		{
-			// reset bloom filter buffer
-			memset(m_Data, 0, m_Size);
-		}
-
-	private:
-		/** @brief get bit index for for data */
-		void Get(const uint8_t * data, std::size_t len, std::size_t & idx, uint8_t & bm)
-		{
-			bm = 1;
-			uint8_t digest[32];
-			// TODO: use blake2 because it's faster
-			SHA256(data, len, digest);
-			uint64_t i = buf64toh(digest);
-			idx = i % m_Size;
-			bm <<= (i % 8);
-		}
-
-		uint8_t * m_Data;
-		std::size_t m_Size;
-	};
-
-
-	BloomFilterPtr BloomFilter(std::size_t capacity)
-	{
-		return std::make_shared<DecayingBloomFilter>(capacity);
-	}
-}
-}

BloomFilter.h

@@ -1,31 +0,0 @@
-#ifndef BLOOM_FILTER_H_
-#define BLOOM_FILTER_H_
-#include <memory>
-#include <cstdint>
-
-namespace i2p
-{
-namespace util
-{
-
-	/** @brief interface for bloom filter */
-	struct IBloomFilter
-	{
-
-		/** @brief destructor */
-		virtual ~IBloomFilter() {};
-		/** @brief add entry to bloom filter, return false if filter hit otherwise return true */
-		virtual bool Add(const uint8_t * data, std::size_t len) = 0;
-		/** @brief optionally decay old entries */
-		virtual void Decay() = 0;
-	};
-
-	typedef std::shared_ptr<IBloomFilter> BloomFilterPtr;
-
-	/** @brief create bloom filter */
-	BloomFilterPtr BloomFilter(std::size_t capacity = 1024 * 8);
-
-}
-}
-
-#endif

ClientContext.cpp

@@ -1,648 +0,0 @@
-#include <fstream>
-#include <iostream>
-#include <boost/property_tree/ptree.hpp>
-#include <boost/property_tree/ini_parser.hpp>
-#include "Config.h"
-#include "FS.h"
-#include "Log.h"
-#include "Identity.h"
-#include "util.h"
-#include "ClientContext.h"
-#include "SOCKS.h"
-#include "WebSocks.h"
-
-namespace i2p
-{
-namespace client
-{
-	ClientContext context;	
-
-	ClientContext::ClientContext (): m_SharedLocalDestination (nullptr),
-		m_HttpProxy (nullptr), m_SocksProxy (nullptr), m_SamBridge (nullptr), 
-		m_BOBCommandChannel (nullptr), m_I2CPServer (nullptr)
-	{
-	}
-	
-	ClientContext::~ClientContext () 
-	{
-		delete m_HttpProxy;
-		delete m_SocksProxy;
-		delete m_SamBridge;
-		delete m_BOBCommandChannel;
-		delete m_I2CPServer;
-	}
-	
-	void ClientContext::Start ()
-	{
-		if (!m_SharedLocalDestination)
-		{	
-			m_SharedLocalDestination = CreateNewLocalDestination (); // non-public, DSA
-			m_Destinations[m_SharedLocalDestination->GetIdentity ()->GetIdentHash ()] = m_SharedLocalDestination;
-			m_SharedLocalDestination->Start ();
-		}
-
-    
-		m_AddressBook.Start ();	
-    
-		std::shared_ptr<ClientDestination> localDestination;	
-		bool httproxy; i2p::config::GetOption("httpproxy.enabled", httproxy);
-		if (httproxy) {
-			std::string httpProxyKeys; i2p::config::GetOption("httpproxy.keys",    httpProxyKeys);
-			std::string httpProxyAddr; i2p::config::GetOption("httpproxy.address", httpProxyAddr);
-			uint16_t    httpProxyPort; i2p::config::GetOption("httpproxy.port",    httpProxyPort);
-			i2p::data::SigningKeyType sigType; i2p::config::GetOption("httpproxy.signaturetype",  sigType);
-			LogPrint(eLogInfo, "Clients: starting HTTP Proxy at ", httpProxyAddr, ":", httpProxyPort);
-			if (httpProxyKeys.length () > 0)
-			{
-				i2p::data::PrivateKeys keys;
-				if(LoadPrivateKeys (keys, httpProxyKeys, sigType))
-				{
-					std::map<std::string, std::string> params;
-					ReadI2CPOptionsFromConfig ("httpproxy.", params);
-					localDestination = CreateNewLocalDestination (keys, false, &params);
-				}	
-				else
-					LogPrint(eLogError, "Clients: failed to load HTTP Proxy key");
-			}
-			try {
-			  m_HttpProxy = new i2p::proxy::HTTPProxy(httpProxyAddr, httpProxyPort, localDestination);
-			  m_HttpProxy->Start();
-			} catch (std::exception& e) {
-			  LogPrint(eLogError, "Clients: Exception in HTTP Proxy: ", e.what());
-			}
-		}
-    
-		localDestination = nullptr;
-		bool socksproxy; i2p::config::GetOption("socksproxy.enabled", socksproxy);
-		if (socksproxy) 
-		{
-			std::string socksProxyKeys; i2p::config::GetOption("socksproxy.keys",    socksProxyKeys);
-			std::string socksProxyAddr; i2p::config::GetOption("socksproxy.address", socksProxyAddr);
-			uint16_t    socksProxyPort; i2p::config::GetOption("socksproxy.port",    socksProxyPort);
-			std::string socksOutProxyAddr; i2p::config::GetOption("socksproxy.outproxy",     socksOutProxyAddr);
-			uint16_t    socksOutProxyPort; i2p::config::GetOption("socksproxy.outproxyport", socksOutProxyPort);
-			i2p::data::SigningKeyType sigType; i2p::config::GetOption("socksproxy.signaturetype",  sigType);
-			LogPrint(eLogInfo, "Clients: starting SOCKS Proxy at ", socksProxyAddr, ":", socksProxyPort);
-			if (socksProxyKeys.length () > 0)
-			{
-				i2p::data::PrivateKeys keys;
-				if (LoadPrivateKeys (keys, socksProxyKeys, sigType))
-				{
-					std::map<std::string, std::string> params;
-					ReadI2CPOptionsFromConfig ("socksproxy.", params);
-					localDestination = CreateNewLocalDestination (keys, false, &params);
-				}
-				else
-					LogPrint(eLogError, "Clients: failed to load SOCKS Proxy key");
-			}
-			try {
-			  m_SocksProxy = new i2p::proxy::SOCKSProxy(socksProxyAddr, socksProxyPort, socksOutProxyAddr, socksOutProxyPort, localDestination);
-			  m_SocksProxy->Start();
-			} catch (std::exception& e) {
-			  LogPrint(eLogError, "Clients: Exception in SOCKS Proxy: ", e.what());
-			}
-		}
-
-		// I2P tunnels
-		ReadTunnels ();		
-    
-		// SAM
-		bool sam; i2p::config::GetOption("sam.enabled", sam);
-		if (sam) {
-			std::string samAddr; i2p::config::GetOption("sam.address", samAddr);
-			uint16_t    samPort; i2p::config::GetOption("sam.port",    samPort);
-			LogPrint(eLogInfo, "Clients: starting SAM bridge at ", samAddr, ":", samPort);
-			try {
-			  m_SamBridge = new SAMBridge (samAddr, samPort);
-			  m_SamBridge->Start ();
-			} catch (std::exception& e) {
-			  LogPrint(eLogError, "Clients: Exception in SAM bridge: ", e.what());
-			}
-		} 
-
-		// BOB
-		bool bob; i2p::config::GetOption("bob.enabled", bob);
-		if (bob) {
-			std::string bobAddr; i2p::config::GetOption("bob.address", bobAddr);
-			uint16_t    bobPort; i2p::config::GetOption("bob.port",    bobPort);
-			LogPrint(eLogInfo, "Clients: starting BOB command channel at ", bobAddr, ":", bobPort);
-			try {
-			  m_BOBCommandChannel = new BOBCommandChannel (bobAddr, bobPort);
-			  m_BOBCommandChannel->Start ();
-			} catch (std::exception& e) {
-			  LogPrint(eLogError, "Clients: Exception in BOB bridge: ", e.what());
-			}
-		} 
-
-		// I2CP
-		bool i2cp; i2p::config::GetOption("i2cp.enabled", i2cp);
-		if (i2cp) 
-		{
-			std::string i2cpAddr; i2p::config::GetOption("i2cp.address", i2cpAddr);
-			uint16_t i2cpPort; i2p::config::GetOption("i2cp.port", i2cpPort);
-			LogPrint(eLogInfo, "Clients: starting I2CP at ", i2cpAddr, ":", i2cpPort);
-			try 
-			{
-				m_I2CPServer = new I2CPServer (i2cpAddr, i2cpPort);
-			  	m_I2CPServer->Start ();
-			} 
-			catch (std::exception& e) 
-			{
-				LogPrint(eLogError, "Clients: Exception in I2CP: ", e.what());
-			}
-		} 
-
-		m_AddressBook.StartResolvers ();	
-
-		// start UDP cleanup
-		if (!m_ServerForwards.empty ())
-		{
-			m_CleanupUDPTimer.reset (new boost::asio::deadline_timer(m_SharedLocalDestination->GetService ()));
-			ScheduleCleanupUDP();
-		}
-	}
-		
-	void ClientContext::Stop ()
-	{
-		if (m_HttpProxy)
-		{
-			LogPrint(eLogInfo, "Clients: stopping HTTP Proxy");
-			m_HttpProxy->Stop();
-			delete m_HttpProxy;
-			m_HttpProxy = nullptr;
-		}
-
-		if (m_SocksProxy)
-		{
-			LogPrint(eLogInfo, "Clients: stopping SOCKS Proxy");
-			m_SocksProxy->Stop();
-			delete m_SocksProxy;
-			m_SocksProxy = nullptr;
-		}
-
-		for (auto& it: m_ClientTunnels)
-		{
-			LogPrint(eLogInfo, "Clients: stopping I2P client tunnel on port ", it.first);
-			it.second->Stop ();
-		}
-		m_ClientTunnels.clear ();	
-
-		for (auto& it: m_ServerTunnels)
-		{
-			LogPrint(eLogInfo, "Clients: stopping I2P server tunnel");
-			it.second->Stop ();
-		}
-		m_ServerTunnels.clear ();	
-
-		if (m_SamBridge)
-		{
-			LogPrint(eLogInfo, "Clients: stopping SAM bridge");
-			m_SamBridge->Stop ();
-			delete m_SamBridge; 
-			m_SamBridge = nullptr;
-		}		
-
-		if (m_BOBCommandChannel)
-		{
-			LogPrint(eLogInfo, "Clients: stopping BOB command channel");
-			m_BOBCommandChannel->Stop ();
-			delete m_BOBCommandChannel; 
-			m_BOBCommandChannel = nullptr;
-		}
-
-		if (m_I2CPServer)
-		{
-			LogPrint(eLogInfo, "Clients: stopping I2CP");
-			m_I2CPServer->Stop ();
-			delete m_I2CPServer; 
-			m_I2CPServer = nullptr;
-		}
-
-		LogPrint(eLogInfo, "Clients: stopping AddressBook");
-		m_AddressBook.Stop ();
-
-    	{
-			std::lock_guard<std::mutex> lock(m_ForwardsMutex);
-			m_ServerForwards.clear();
-			m_ClientForwards.clear();
-		}
-		
-		if (m_CleanupUDPTimer)
-		{
-			m_CleanupUDPTimer->cancel ();	
-			m_CleanupUDPTimer = nullptr;	
-		}
-
-		for (auto& it: m_Destinations)
-			it.second->Stop ();
-		m_Destinations.clear ();
-		m_SharedLocalDestination = nullptr;
-	}	
-
-	void ClientContext::ReloadConfig ()
-	{
-		std::string config; i2p::config::GetOption("conf", config);
-		i2p::config::ParseConfig(config);
-		Stop();
-		Start();
-	}
-	
-	bool ClientContext::LoadPrivateKeys (i2p::data::PrivateKeys& keys, const std::string& filename, i2p::data::SigningKeyType sigType)
-	{
-		bool success = true;
-		std::string fullPath = i2p::fs::DataDirPath (filename);
-		std::ifstream s(fullPath, std::ifstream::binary);
-		if (s.is_open ())	
-		{	
-			s.seekg (0, std::ios::end);
-			size_t len = s.tellg();
-			s.seekg (0, std::ios::beg);
-			uint8_t * buf = new uint8_t[len];
-			s.read ((char *)buf, len);
-			if(!keys.FromBuffer (buf, len))
-			{
-				LogPrint (eLogError, "Clients: failed to load keyfile ", filename);
-				success = false;
-			}
-			else
-				LogPrint (eLogInfo, "Clients: Local address ", m_AddressBook.ToAddress(keys.GetPublic ()->GetIdentHash ()), " loaded");
-			delete[] buf;
-		}	
-		else
-		{
-			LogPrint (eLogError, "Clients: can't open file ", fullPath, " Creating new one with signature type ", sigType);
-			keys = i2p::data::PrivateKeys::CreateRandomKeys (sigType); 
-			std::ofstream f (fullPath, std::ofstream::binary | std::ofstream::out);
-			size_t len = keys.GetFullLen ();
-			uint8_t * buf = new uint8_t[len];
-			len = keys.ToBuffer (buf, len);
-			f.write ((char *)buf, len);
-			delete[] buf;
-			
-			LogPrint (eLogInfo, "Clients: New private keys file ", fullPath, " for ", m_AddressBook.ToAddress(keys.GetPublic ()->GetIdentHash ()), " created");
-		}
-		return success;
-	}
-
-	std::vector<std::shared_ptr<DatagramSessionInfo> > ClientContext::GetForwardInfosFor(const i2p::data::IdentHash & destination)
-	{
-		std::vector<std::shared_ptr<DatagramSessionInfo> > infos;
-		std::lock_guard<std::mutex> lock(m_ForwardsMutex);
-		for(const auto & c : m_ClientForwards)
-		{
-			if (c.second->IsLocalDestination(destination))
-			{
-				for (auto & i : c.second->GetSessions()) infos.push_back(i);
-				break;
-			}
-		}
-		for(const auto & s : m_ServerForwards)
-		{
-			if(std::get<0>(s.first) == destination)
-			{
-				for( auto & i : s.second->GetSessions()) infos.push_back(i);
-				break;
-			}
-		}
-		return infos;
-	}
-  
-	std::shared_ptr<ClientDestination> ClientContext::CreateNewLocalDestination (bool isPublic, i2p::data::SigningKeyType sigType,
-		const std::map<std::string, std::string> * params)
-	{
-		i2p::data::PrivateKeys keys = i2p::data::PrivateKeys::CreateRandomKeys (sigType);
-		auto localDestination = std::make_shared<ClientDestination> (keys, isPublic, params);
-		std::unique_lock<std::mutex> l(m_DestinationsMutex);
-		m_Destinations[localDestination->GetIdentHash ()] = localDestination;
-		localDestination->Start ();
-		return localDestination;
-	}
-
-	void ClientContext::DeleteLocalDestination (std::shared_ptr<ClientDestination> destination)
-	{
-		if (!destination) return;
-		auto it = m_Destinations.find (destination->GetIdentHash ());
-		if (it != m_Destinations.end ())
-		{
-			auto d = it->second;
-			{
-				std::unique_lock<std::mutex> l(m_DestinationsMutex);
-				m_Destinations.erase (it);
-			}	
-			d->Stop ();
-		}
-	}
-
-	std::shared_ptr<ClientDestination> ClientContext::CreateNewLocalDestination (const i2p::data::PrivateKeys& keys, bool isPublic,
-		const std::map<std::string, std::string> * params)
-	{
-		auto it = m_Destinations.find (keys.GetPublic ()->GetIdentHash ());
-		if (it != m_Destinations.end ())
-		{
-			LogPrint (eLogWarning, "Clients: Local destination ", m_AddressBook.ToAddress(keys.GetPublic ()->GetIdentHash ()), " exists");
-			if (!it->second->IsRunning ())
-			{	
-				it->second->Start ();
-				return it->second;
-			}	
-			return nullptr;
-		}	
-		auto localDestination = std::make_shared<ClientDestination> (keys, isPublic, params);
-		std::unique_lock<std::mutex> l(m_DestinationsMutex);
-		m_Destinations[keys.GetPublic ()->GetIdentHash ()] = localDestination;
-		localDestination->Start ();
-		return localDestination;
-	}
-	
-	std::shared_ptr<ClientDestination> ClientContext::FindLocalDestination (const i2p::data::IdentHash& destination) const
-	{
-		auto it = m_Destinations.find (destination);
-		if (it != m_Destinations.end ())
-			return it->second;
-		return nullptr;
-	}	
-
-	template<typename Section, typename Type>
-	std::string ClientContext::GetI2CPOption (const Section& section, const std::string& name, const Type& value) const
-	{
-        return section.second.get (boost::property_tree::ptree::path_type (name, '/'), std::to_string (value));
-	}	
-
-	template<typename Section>
-	void ClientContext::ReadI2CPOptions (const Section& section, std::map<std::string, std::string>& options) const
-	{
-		options[I2CP_PARAM_INBOUND_TUNNEL_LENGTH] = GetI2CPOption (section, I2CP_PARAM_INBOUND_TUNNEL_LENGTH,  DEFAULT_INBOUND_TUNNEL_LENGTH);
-		options[I2CP_PARAM_OUTBOUND_TUNNEL_LENGTH] = GetI2CPOption (section, I2CP_PARAM_OUTBOUND_TUNNEL_LENGTH, DEFAULT_OUTBOUND_TUNNEL_LENGTH);
-		options[I2CP_PARAM_INBOUND_TUNNELS_QUANTITY] = GetI2CPOption (section, I2CP_PARAM_INBOUND_TUNNELS_QUANTITY, DEFAULT_INBOUND_TUNNELS_QUANTITY);
-		options[I2CP_PARAM_OUTBOUND_TUNNELS_QUANTITY] = GetI2CPOption (section, I2CP_PARAM_OUTBOUND_TUNNELS_QUANTITY, DEFAULT_OUTBOUND_TUNNELS_QUANTITY);
-		options[I2CP_PARAM_TAGS_TO_SEND] = GetI2CPOption (section, I2CP_PARAM_TAGS_TO_SEND, DEFAULT_TAGS_TO_SEND);
-		options[I2CP_PARAM_MIN_TUNNEL_LATENCY] = GetI2CPOption(section, I2CP_PARAM_MIN_TUNNEL_LATENCY, DEFAULT_MIN_TUNNEL_LATENCY);
-		options[I2CP_PARAM_MAX_TUNNEL_LATENCY] = GetI2CPOption(section, I2CP_PARAM_MAX_TUNNEL_LATENCY, DEFAULT_MAX_TUNNEL_LATENCY);
-	}	
-
-	void ClientContext::ReadI2CPOptionsFromConfig (const std::string& prefix, std::map<std::string, std::string>& options) const
-	{
-		std::string value; 
-		if (i2p::config::GetOption(prefix + I2CP_PARAM_INBOUND_TUNNEL_LENGTH, value)) 
-			options[I2CP_PARAM_INBOUND_TUNNEL_LENGTH] = value;
-		if (i2p::config::GetOption(prefix + I2CP_PARAM_INBOUND_TUNNELS_QUANTITY, value)) 
-			options[I2CP_PARAM_INBOUND_TUNNELS_QUANTITY] = value;	
-		if (i2p::config::GetOption(prefix + I2CP_PARAM_OUTBOUND_TUNNEL_LENGTH, value)) 
-			options[I2CP_PARAM_OUTBOUND_TUNNEL_LENGTH] = value;
-		if (i2p::config::GetOption(prefix + I2CP_PARAM_OUTBOUND_TUNNELS_QUANTITY, value)) 
-			options[I2CP_PARAM_OUTBOUND_TUNNELS_QUANTITY] = value;
-		if (i2p::config::GetOption(prefix + I2CP_PARAM_MIN_TUNNEL_LATENCY, value))
-			options[I2CP_PARAM_MIN_TUNNEL_LATENCY] = value;
-		if (i2p::config::GetOption(prefix + I2CP_PARAM_MAX_TUNNEL_LATENCY, value))
-			options[I2CP_PARAM_MAX_TUNNEL_LATENCY] = value;
-	}	
-
-	void ClientContext::ReadTunnels ()
-	{
-		boost::property_tree::ptree pt;
-		std::string tunConf; i2p::config::GetOption("tunconf", tunConf);
-		if (tunConf == "") {
-			// TODO: cleanup this in 2.8.0
-			tunConf = i2p::fs::DataDirPath ("tunnels.cfg");
-			if (i2p::fs::Exists(tunConf)) {
-				LogPrint(eLogWarning, "FS: please rename tunnels.cfg -> tunnels.conf here: ", tunConf);
-			} else {
-				tunConf = i2p::fs::DataDirPath ("tunnels.conf");
-			}
-		}
-		LogPrint(eLogDebug, "FS: tunnels config file: ", tunConf);
-		try 
-		{
-			boost::property_tree::read_ini (tunConf, pt);
-		} 
-		catch (std::exception& ex) 
-		{
-			LogPrint (eLogWarning, "Clients: Can't read ", tunConf, ": ", ex.what ());
-			return;
-		}
-			
-		int numClientTunnels = 0, numServerTunnels = 0;
-		for (auto& section: pt)
-		{
-			std::string name = section.first;			
-			try
-			{
-				std::string type = section.second.get<std::string> (I2P_TUNNELS_SECTION_TYPE);
-				if (type == I2P_TUNNELS_SECTION_TYPE_CLIENT
-						|| type == I2P_TUNNELS_SECTION_TYPE_SOCKS
-						|| type == I2P_TUNNELS_SECTION_TYPE_WEBSOCKS
-						|| type == I2P_TUNNELS_SECTION_TYPE_HTTPPROXY
-						|| type == I2P_TUNNELS_SECTION_TYPE_UDPCLIENT)
-				{
-					// mandatory params
-					std::string dest;
-					if (type == I2P_TUNNELS_SECTION_TYPE_CLIENT || type == I2P_TUNNELS_SECTION_TYPE_UDPCLIENT)
-						dest = section.second.get<std::string> (I2P_CLIENT_TUNNEL_DESTINATION);
-					int port = section.second.get<int> (I2P_CLIENT_TUNNEL_PORT);
-					// optional params
-					std::string keys = section.second.get (I2P_CLIENT_TUNNEL_KEYS, "");
-					std::string address = section.second.get (I2P_CLIENT_TUNNEL_ADDRESS, "127.0.0.1");
-					int destinationPort = section.second.get (I2P_CLIENT_TUNNEL_DESTINATION_PORT, 0);
-					i2p::data::SigningKeyType sigType = section.second.get (I2P_CLIENT_TUNNEL_SIGNATURE_TYPE, i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA256_P256);
-					// I2CP
-					std::map<std::string, std::string> options;			
-					ReadI2CPOptions (section, options);	
-
-					std::shared_ptr<ClientDestination> localDestination = nullptr;
-					if (keys.length () > 0)
-					{
-						i2p::data::PrivateKeys k;
-						if(LoadPrivateKeys (k, keys, sigType))
-						{
-							localDestination = FindLocalDestination (k.GetPublic ()->GetIdentHash ());
-							if (!localDestination)
-								localDestination = CreateNewLocalDestination (k, type == I2P_TUNNELS_SECTION_TYPE_UDPCLIENT, &options);
-						}
-					}
-					if (type == I2P_TUNNELS_SECTION_TYPE_UDPCLIENT) {
-						// udp client
-						// TODO: hostnames
-						boost::asio::ip::udp::endpoint end(boost::asio::ip::address::from_string(address), port);
-						if (!localDestination)
-						{
-							localDestination = m_SharedLocalDestination;
-						}
-						auto clientTunnel = new I2PUDPClientTunnel(name, dest, end, localDestination, destinationPort);
-						if(m_ClientForwards.insert(std::make_pair(end, std::unique_ptr<I2PUDPClientTunnel>(clientTunnel))).second)
-						{
-							clientTunnel->Start();
-						}
-						else
-							LogPrint(eLogError, "Clients: I2P Client forward for endpoint ", end, " already exists");
-
-					} else {
-						boost::asio::ip::tcp::endpoint clientEndpoint;
-						I2PService * clientTunnel = nullptr;
-						if (type == I2P_TUNNELS_SECTION_TYPE_SOCKS)
-						{
-							// socks proxy
-							clientTunnel = new i2p::proxy::SOCKSProxy(address, port, "", destinationPort, localDestination);
-							clientEndpoint = ((i2p::proxy::SOCKSProxy*)clientTunnel)->GetAcceptor().local_endpoint();
-						}
-						else if (type == I2P_TUNNELS_SECTION_TYPE_HTTPPROXY)
-						{
-							// http proxy
-							clientTunnel = new i2p::proxy::HTTPProxy(address, port, localDestination);
-							clientEndpoint = ((i2p::proxy::HTTPProxy*)clientTunnel)->GetAcceptor().local_endpoint();
-						}
-						else if (type == I2P_TUNNELS_SECTION_TYPE_WEBSOCKS)
-						{
-							// websocks proxy
-							clientTunnel = new WebSocks(address, port, localDestination);;
-							clientEndpoint = ((WebSocks*)clientTunnel)->GetLocalEndpoint();
-						}
-						else
-						{
-							// tcp client
-							clientTunnel = new I2PClientTunnel (name, dest, address, port, localDestination, destinationPort);
-							clientEndpoint = ((I2PClientTunnel*)clientTunnel)->GetAcceptor().local_endpoint();
-						}
-						if (m_ClientTunnels.insert (std::make_pair (clientEndpoint,	std::unique_ptr<I2PService>(clientTunnel))).second)
-						{
-							clientTunnel->Start ();
-							numClientTunnels++;
-						}
-						else
-							LogPrint (eLogError, "Clients: I2P client tunnel for endpoint ", clientEndpoint, "already exists");
-					}
-				}
-				else if (type == I2P_TUNNELS_SECTION_TYPE_SERVER
-								 || type == I2P_TUNNELS_SECTION_TYPE_HTTP
-								 || type == I2P_TUNNELS_SECTION_TYPE_IRC
-								 || type == I2P_TUNNELS_SECTION_TYPE_UDPSERVER)
-				{	
-					// mandatory params
-					std::string host = section.second.get<std::string> (I2P_SERVER_TUNNEL_HOST);
-					int port = section.second.get<int> (I2P_SERVER_TUNNEL_PORT);
-					std::string keys = section.second.get<std::string> (I2P_SERVER_TUNNEL_KEYS);
-					// optional params
-					int inPort = section.second.get (I2P_SERVER_TUNNEL_INPORT, 0);
-					std::string accessList = section.second.get (I2P_SERVER_TUNNEL_ACCESS_LIST, "");
-					std::string hostOverride = section.second.get (I2P_SERVER_TUNNEL_HOST_OVERRIDE, "");
-					std::string webircpass = section.second.get<std::string> (I2P_SERVER_TUNNEL_WEBIRC_PASSWORD, "");
-					bool gzip = section.second.get (I2P_SERVER_TUNNEL_GZIP, true);
-					i2p::data::SigningKeyType sigType = section.second.get (I2P_SERVER_TUNNEL_SIGNATURE_TYPE, i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA256_P256);
-					uint32_t maxConns = section.second.get(i2p::stream::I2CP_PARAM_STREAMING_MAX_CONNS_PER_MIN, i2p::stream::DEFAULT_MAX_CONNS_PER_MIN);
-					std::string address = section.second.get<std::string> (I2P_SERVER_TUNNEL_ADDRESS, "127.0.0.1");
-					bool isUniqueLocal = section.second.get(I2P_SERVER_TUNNEL_ENABLE_UNIQUE_LOCAL, true);
-
-					// I2CP
-					std::map<std::string, std::string> options;							 
-					ReadI2CPOptions (section, options);				
-
-					std::shared_ptr<ClientDestination> localDestination = nullptr;
-					i2p::data::PrivateKeys k;
-					if(!LoadPrivateKeys (k, keys, sigType))
-						continue;
-					localDestination = FindLocalDestination (k.GetPublic ()->GetIdentHash ());
-					if (!localDestination)		
-						localDestination = CreateNewLocalDestination (k, true, &options);
-					if (type == I2P_TUNNELS_SECTION_TYPE_UDPSERVER)
-					{
-						// udp server tunnel
-						// TODO: hostnames
-						auto localAddress = boost::asio::ip::address::from_string(address);
-						boost::asio::ip::udp::endpoint endpoint(boost::asio::ip::address::from_string(host), port);
-						I2PUDPServerTunnel * serverTunnel = new I2PUDPServerTunnel(name, localDestination, localAddress, endpoint, port);
-						if(!isUniqueLocal) 
-						{
-							LogPrint(eLogInfo, "Clients: disabling loopback address mapping");
-							serverTunnel->SetUniqueLocal(isUniqueLocal);
-						}
-						std::lock_guard<std::mutex> lock(m_ForwardsMutex);
-						if(m_ServerForwards.insert(
-							std::make_pair(
-								std::make_pair(
-									localDestination->GetIdentHash(), port),
-								std::unique_ptr<I2PUDPServerTunnel>(serverTunnel))).second)
-						{
-							serverTunnel->Start();
-							LogPrint(eLogInfo, "Clients: I2P Server Forward created for UDP Endpoint ", host, ":", port, " bound on ", address, " for ",localDestination->GetIdentHash().ToBase32());
-						}
-						else
-							LogPrint(eLogError, "Clients: I2P Server Forward for destination/port ", m_AddressBook.ToAddress(localDestination->GetIdentHash()), "/", port, "already exists");
-						
-						continue;
-					}
-          
-					I2PServerTunnel * serverTunnel;
-					if (type == I2P_TUNNELS_SECTION_TYPE_HTTP)
-                    	serverTunnel = new I2PServerTunnelHTTP (name, host, port, localDestination, hostOverride, inPort, gzip);
-               		else if (type == I2P_TUNNELS_SECTION_TYPE_IRC)
-                    	serverTunnel = new I2PServerTunnelIRC (name, host, port, localDestination, webircpass, inPort, gzip);
-					else // regular server tunnel by default
-                   		serverTunnel = new I2PServerTunnel (name, host, port, localDestination, inPort, gzip);
-
-					LogPrint(eLogInfo, "Clients: Set Max Conns To ", maxConns);
-					serverTunnel->SetMaxConnsPerMinute(maxConns);
-					if(!isUniqueLocal)
-					{
-						LogPrint(eLogInfo, "Clients: disabling loopback address mapping");
-						serverTunnel->SetUniqueLocal(isUniqueLocal);
-          			}
-
-					if (accessList.length () > 0)
-					{
-						std::set<i2p::data::IdentHash> idents;
-						size_t pos = 0, comma;
-						do
-						{
-							comma = accessList.find (',', pos);
-							i2p::data::IdentHash ident;
-							ident.FromBase32 (accessList.substr (pos, comma != std::string::npos ? comma - pos : std::string::npos));	
-							idents.insert (ident);
-							pos = comma + 1;
-						}
-						while (comma != std::string::npos);
-						serverTunnel->SetAccessList (idents);
-					}
-					if (m_ServerTunnels.insert (std::make_pair (
-							std::make_pair (localDestination->GetIdentHash (), inPort), 
-					        std::unique_ptr<I2PServerTunnel>(serverTunnel))).second)
-					{
-						serverTunnel->Start ();
-						numServerTunnels++;
-					}
-					else
-						LogPrint (eLogError, "Clients: I2P server tunnel for destination/port ",   m_AddressBook.ToAddress(localDestination->GetIdentHash ()), "/", inPort, " already exists");
-						
-				}
-				else
-					LogPrint (eLogWarning, "Clients: Unknown section type=", type, " of ", name, " in ", tunConf);
-				
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "Clients: Can't read tunnel ", name, " params: ", ex.what ());
-			}
-		}	
-		LogPrint (eLogInfo, "Clients: ", numClientTunnels, " I2P client tunnels created");
-		LogPrint (eLogInfo, "Clients: ", numServerTunnels, " I2P server tunnels created");
-	}
-  
-	void ClientContext::ScheduleCleanupUDP()
-	{
-		if (m_CleanupUDPTimer)
-		{
-			// schedule cleanup in 17 seconds
-			m_CleanupUDPTimer->expires_from_now (boost::posix_time::seconds (17));
-			m_CleanupUDPTimer->async_wait(std::bind(&ClientContext::CleanupUDP, this, std::placeholders::_1));
-		}
-	}
-
-	void ClientContext::CleanupUDP(const boost::system::error_code & ecode)
-	{
-		if(!ecode)
-		{
-			std::lock_guard<std::mutex> lock(m_ForwardsMutex);
-			for (auto & s : m_ServerForwards ) s.second->ExpireStale();
-			ScheduleCleanupUDP();
-		}
-	}
-}		
-}	

ClientContext.h

@@ -1,127 +0,0 @@
-#ifndef CLIENT_CONTEXT_H__
-#define CLIENT_CONTEXT_H__
-
-#include <map>
-#include <mutex>
-#include <memory>
-#include <boost/asio.hpp>
-#include "Destination.h"
-#include "I2PService.h"
-#include "HTTPProxy.h"
-#include "SOCKS.h"
-#include "I2PTunnel.h"
-#include "SAM.h"
-#include "BOB.h"
-#include "I2CP.h"
-#include "AddressBook.h"
-
-namespace i2p
-{
-namespace client
-{
-	const char I2P_TUNNELS_SECTION_TYPE[] = "type";
-	const char I2P_TUNNELS_SECTION_TYPE_CLIENT[] = "client";
-	const char I2P_TUNNELS_SECTION_TYPE_SERVER[] = "server";
-	const char I2P_TUNNELS_SECTION_TYPE_HTTP[] = "http";
-	const char I2P_TUNNELS_SECTION_TYPE_IRC[] = "irc";
-	const char I2P_TUNNELS_SECTION_TYPE_UDPCLIENT[] = "udpclient";
-	const char I2P_TUNNELS_SECTION_TYPE_UDPSERVER[] = "udpserver";
-	const char I2P_TUNNELS_SECTION_TYPE_SOCKS[] = "socks";
-	const char I2P_TUNNELS_SECTION_TYPE_WEBSOCKS[] = "websocks";
-	const char I2P_TUNNELS_SECTION_TYPE_HTTPPROXY[] = "httpproxy";
-	const char I2P_CLIENT_TUNNEL_PORT[] = "port";
-	const char I2P_CLIENT_TUNNEL_ADDRESS[] = "address";
-	const char I2P_CLIENT_TUNNEL_DESTINATION[] = "destination";
-	const char I2P_CLIENT_TUNNEL_KEYS[] = "keys";
-	const char I2P_CLIENT_TUNNEL_SIGNATURE_TYPE[] = "signaturetype";
-	const char I2P_CLIENT_TUNNEL_DESTINATION_PORT[] = "destinationport";	
-	const char I2P_SERVER_TUNNEL_HOST[] = "host";	
-	const char I2P_SERVER_TUNNEL_HOST_OVERRIDE[] = "hostoverride";	
-	const char I2P_SERVER_TUNNEL_PORT[] = "port";
-	const char I2P_SERVER_TUNNEL_KEYS[] = "keys";
-	const char I2P_SERVER_TUNNEL_SIGNATURE_TYPE[] = "signaturetype";
-	const char I2P_SERVER_TUNNEL_INPORT[] = "inport";
-	const char I2P_SERVER_TUNNEL_ACCESS_LIST[] = "accesslist";		
-	const char I2P_SERVER_TUNNEL_GZIP[] = "gzip";
-	const char I2P_SERVER_TUNNEL_WEBIRC_PASSWORD[] = "webircpassword";
-	const char I2P_SERVER_TUNNEL_ADDRESS[] = "address";
-	const char I2P_SERVER_TUNNEL_ENABLE_UNIQUE_LOCAL[] = "enableuniquelocal";
-
-	class ClientContext
-	{
-		public:
-
-			ClientContext ();
-			~ClientContext ();
-
-			void Start ();
-			void Stop ();
-
-			void ReloadConfig ();
-
-			std::shared_ptr<ClientDestination> GetSharedLocalDestination () const { return m_SharedLocalDestination; };
-			std::shared_ptr<ClientDestination> CreateNewLocalDestination (bool isPublic = false, i2p::data::SigningKeyType sigType = i2p::data::SIGNING_KEY_TYPE_DSA_SHA1,
-			    const std::map<std::string, std::string> * params = nullptr); // transient
-			std::shared_ptr<ClientDestination> CreateNewLocalDestination (const i2p::data::PrivateKeys& keys, bool isPublic = true, 
-				const std::map<std::string, std::string> * params = nullptr);
-			void DeleteLocalDestination (std::shared_ptr<ClientDestination> destination);
-			std::shared_ptr<ClientDestination> FindLocalDestination (const i2p::data::IdentHash& destination) const;		
-			bool LoadPrivateKeys (i2p::data::PrivateKeys& keys, const std::string& filename, i2p::data::SigningKeyType sigType = i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA256_P256);
-
-			AddressBook& GetAddressBook () { return m_AddressBook; };
-			const SAMBridge * GetSAMBridge () const { return m_SamBridge; };
-			const I2CPServer * GetI2CPServer () const { return m_I2CPServer; };
-
-			std::vector<std::shared_ptr<DatagramSessionInfo> > GetForwardInfosFor(const i2p::data::IdentHash & destination);
-
-		private:
-
-			void ReadTunnels ();
-			template<typename Section, typename Type>
-			std::string GetI2CPOption (const Section& section, const std::string& name, const Type& value) const;
-			template<typename Section>
-			void ReadI2CPOptions (const Section& section, std::map<std::string, std::string>& options) const;
-			void ReadI2CPOptionsFromConfig (const std::string& prefix, std::map<std::string, std::string>& options) const;	
-
-			void CleanupUDP(const boost::system::error_code & ecode);
-			void ScheduleCleanupUDP();
-			
-		private:
-
-			std::mutex m_DestinationsMutex;
-			std::map<i2p::data::IdentHash, std::shared_ptr<ClientDestination> > m_Destinations;
-			std::shared_ptr<ClientDestination>  m_SharedLocalDestination;	
-
-			AddressBook m_AddressBook;
-
-			i2p::proxy::HTTPProxy * m_HttpProxy;
-			i2p::proxy::SOCKSProxy * m_SocksProxy;
-			std::map<boost::asio::ip::tcp::endpoint, std::unique_ptr<I2PService> > m_ClientTunnels; // local endpoint->tunnel
-			std::map<std::pair<i2p::data::IdentHash, int>, std::unique_ptr<I2PServerTunnel> > m_ServerTunnels; // <destination,port>->tunnel
-
-			std::mutex m_ForwardsMutex;			 
-			std::map<boost::asio::ip::udp::endpoint, std::unique_ptr<I2PUDPClientTunnel> > m_ClientForwards; // local endpoint -> udp tunnel
-			std::map<std::pair<i2p::data::IdentHash, int>, std::unique_ptr<I2PUDPServerTunnel> > m_ServerForwards; // <destination,port> -> udp tunnel
-			
-			SAMBridge * m_SamBridge;
-			BOBCommandChannel * m_BOBCommandChannel;
-			I2CPServer * m_I2CPServer;
-
-			std::unique_ptr<boost::asio::deadline_timer> m_CleanupUDPTimer;
-			
-		public:
-			// for HTTP
-			const decltype(m_Destinations)& GetDestinations () const { return m_Destinations; };
-			const decltype(m_ClientTunnels)& GetClientTunnels () const { return m_ClientTunnels; };
-			const decltype(m_ServerTunnels)& GetServerTunnels () const { return m_ServerTunnels; };
-			const decltype(m_ClientForwards)& GetClientForwards () const { return m_ClientForwards; }
-			const decltype(m_ServerForwards)& GetServerForwards () const { return m_ServerForwards; }
-			const i2p::proxy::HTTPProxy * GetHttpProxy () const { return m_HttpProxy; }
-			const i2p::proxy::SOCKSProxy * GetSocksProxy () const { return m_SocksProxy; }
-	};
-	
-	extern ClientContext context;	
-}		
-}	
-
-#endif

Config.cpp

@@ -1,302 +0,0 @@
-/*
-* Copyright (c) 2013-2016, The PurpleI2P Project
-*
-* This file is part of Purple i2pd project and licensed under BSD3
-*
-* See full license text in LICENSE file at top of project tree
-*/
-
-#include <cstdlib>
-#include <iostream>
-#include <fstream>
-#include <map>
-#include <string>
-#include <boost/program_options/cmdline.hpp>
-#include <boost/program_options/options_description.hpp>
-#include <boost/program_options/parsers.hpp>
-#include <boost/program_options/variables_map.hpp>
-
-#include "Identity.h"
-#include "Config.h"
-#include "version.h"
-
-using namespace boost::program_options;
-
-namespace i2p {
-namespace config {
-  options_description m_OptionsDesc;
-  variables_map       m_Options;
-
-  void Init() {
-
-    options_description general("General options");
-    general.add_options()
-      ("help",     "Show this message")
-      ("conf",      value<std::string>()->default_value(""),     "Path to main i2pd config file (default: try ~/.i2pd/i2pd.conf or /var/lib/i2pd/i2pd.conf)")
-      ("tunconf",   value<std::string>()->default_value(""),     "Path to config with tunnels list and options (default: try ~/.i2pd/tunnels.conf or /var/lib/i2pd/tunnels.conf)")
-      ("pidfile",   value<std::string>()->default_value(""),     "Path to pidfile (default: ~/i2pd/i2pd.pid or /var/lib/i2pd/i2pd.pid)")
-      ("log",       value<std::string>()->default_value(""),     "Logs destination: stdout, file, syslog (stdout if not set)")
-      ("logfile",   value<std::string>()->default_value(""),     "Path to logfile (stdout if not set, autodetect if daemon)")
-      ("loglevel",  value<std::string>()->default_value("info"), "Set the minimal level of log messages (debug, info, warn, error)")
-	  ("family",    value<std::string>()->default_value(""),     "Specify a family, router belongs to")
-	  ("datadir",   value<std::string>()->default_value(""),     "Path to storage of i2pd data (RI, keys, peer profiles, ...)")
-      ("host",      value<std::string>()->default_value("0.0.0.0"),     "External IP")
-      ("ifname",    value<std::string>()->default_value(""), "Network interface to bind to")
-			("ifname4",   value<std::string>()->default_value(""), "Network interface to bind to for ipv4")
-			("ifname6",   value<std::string>()->default_value(""), "Network interface to bind to for ipv6")
-      ("nat",       value<bool>()->zero_tokens()->default_value(true), "Should we assume we are behind NAT?")
-      ("port",      value<uint16_t>()->default_value(0),                "Port to listen for incoming connections (default: auto)")
-      ("ipv4",      value<bool>()->zero_tokens()->default_value(true),  "Enable communication through ipv4")
-      ("ipv6",      value<bool>()->zero_tokens()->default_value(false), "Enable communication through ipv6")
-	  ("netid",		value<int>()->default_value(I2PD_NET_ID), "Specify NetID. Main I2P is 2") 	
-      ("daemon",    value<bool>()->zero_tokens()->default_value(false), "Router will go to background after start")
-      ("service",   value<bool>()->zero_tokens()->default_value(false), "Router will use system folders like '/var/lib/i2pd'")
-      ("notransit", value<bool>()->zero_tokens()->default_value(false), "Router will not accept transit tunnels at startup")
-      ("floodfill", value<bool>()->zero_tokens()->default_value(false), "Router will be floodfill")
-      ("bandwidth", value<std::string>()->default_value(""), "Bandwidth limit: integer in kbps or letters: L (32), O (256), P (2048), X (>9000)")
-      ("ntcp", value<bool>()->zero_tokens()->default_value(true), "Enable NTCP transport")
-      ("ssu", value<bool>()->zero_tokens()->default_value(true), "Enable SSU transport")
-#ifdef _WIN32
-      ("svcctl",    value<std::string>()->default_value(""),     "Windows service management ('install' or 'remove')")
-      ("insomnia", value<bool>()->zero_tokens()->default_value(false), "Prevent system from sleeping")
-      ("close", value<std::string>()->default_value("ask"), "Action on close: minimize, exit, ask") // TODO: add custom validator or something
-#endif
-      ;
-		
-    options_description limits("Limits options");
-    limits.add_options()
-      ("limits.coresize",         value<uint32_t>()->default_value(0),    "Maximum size of corefile in Kb (0 - use system limit)")
-      ("limits.openfiles",        value<uint16_t>()->default_value(0),    "Maximum number of open files (0 - use system default)")
-      ("limits.transittunnels",   value<uint16_t>()->default_value(2500), "Maximum active transit sessions (default:2500)")
-      ;
-
-    options_description httpserver("HTTP Server options");
-    httpserver.add_options()
-      ("http.enabled",        value<bool>()->default_value(true),               "Enable or disable webconsole")
-      ("http.address",        value<std::string>()->default_value("127.0.0.1"), "Webconsole listen address")
-      ("http.port",           value<uint16_t>()->default_value(7070),           "Webconsole listen port")
-      ("http.auth",           value<bool>()->default_value(false),              "Enable Basic HTTP auth for webconsole")
-      ("http.user",           value<std::string>()->default_value("i2pd"),      "Username for basic auth")
-      ("http.pass",           value<std::string>()->default_value(""),          "Password for basic auth (default: random, see logs)")
-      ;
-
-    options_description httpproxy("HTTP Proxy options");
-    httpproxy.add_options()
-      ("httpproxy.enabled",   value<bool>()->default_value(true),                         "Enable or disable HTTP Proxy")
-      ("httpproxy.address",   value<std::string>()->default_value("127.0.0.1"),           "HTTP Proxy listen address")
-      ("httpproxy.port",      value<uint16_t>()->default_value(4444),                     "HTTP Proxy listen port")
-      ("httpproxy.keys",      value<std::string>()->default_value(""),  "File to persist HTTP Proxy keys")
-	  ("httpproxy.signaturetype",      value<i2p::data::SigningKeyType>()->default_value(i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519), "Signature type for new keys. 7 (EdDSA) by default")	
-	  ("httpproxy.inbound.length",      value<std::string>()->default_value("3"),  "HTTP proxy inbound tunnel length")	
-	  ("httpproxy.outbound.length",     value<std::string>()->default_value("3"),  "HTTP proxy outbound tunnel length")
-	  ("httpproxy.inbound.quantity",    value<std::string>()->default_value("5"),  "HTTP proxy inbound tunnels quantity")	
-	  ("httpproxy.outbound.quantity",   value<std::string>()->default_value("5"),  "HTTP proxy outbound tunnels quantity")
-	  ("httpproxy.latency.min",    value<std::string>()->default_value("0"),  "HTTP proxy min latency for tunnels")	
-	  ("httpproxy.latency.max",   value<std::string>()->default_value("0"),  "HTTP proxy max latency for tunnels")
-			("httpproxy.outproxy", value<std::string>()->default_value(""), "HTTP proxy upstream out proxy url")
-      ;
-
-    options_description socksproxy("SOCKS Proxy options");
-    socksproxy.add_options()
-      ("socksproxy.enabled",  value<bool>()->default_value(true),                         "Enable or disable SOCKS Proxy")
-      ("socksproxy.address",  value<std::string>()->default_value("127.0.0.1"),           "SOCKS Proxy listen address")
-      ("socksproxy.port",     value<uint16_t>()->default_value(4447),                     "SOCKS Proxy listen port")
-      ("socksproxy.keys",     value<std::string>()->default_value(""), "File to persist SOCKS Proxy keys")
-	  ("socksproxy.signaturetype",      value<i2p::data::SigningKeyType>()->default_value(i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519), "Signature type for new keys. 7 (EdDSA) by default")	
-      ("socksproxy.inbound.length",      value<std::string>()->default_value("3"),  "SOCKS proxy inbound tunnel length")	
-	  ("socksproxy.outbound.length",     value<std::string>()->default_value("3"),  "SOCKS proxy outbound tunnel length")
-	  ("socksproxy.inbound.quantity",    value<std::string>()->default_value("5"),  "SOCKS proxy inbound tunnels quantity")	
-	  ("socksproxy.outbound.quantity",   value<std::string>()->default_value("5"),  "SOCKS proxy outbound tunnels quantity")
-	  ("socksproxy.latency.min",    value<std::string>()->default_value("0"),  "SOCKS proxy min latency for tunnels")	
-	  ("socksproxy.latency.max",   value<std::string>()->default_value("0"),  "SOCKS proxy max latency for tunnels")	
-	  ("socksproxy.outproxy", value<std::string>()->default_value("127.0.0.1"), "Upstream outproxy address for SOCKS Proxy")
-      ("socksproxy.outproxyport", value<uint16_t>()->default_value(9050), "Upstream outproxy port for SOCKS Proxy")
-      ;
-
-    options_description sam("SAM bridge options");
-    sam.add_options()
-      ("sam.enabled",         value<bool>()->default_value(false),                        "Enable or disable SAM Application bridge")
-      ("sam.address",         value<std::string>()->default_value("127.0.0.1"),           "SAM listen address")
-      ("sam.port",            value<uint16_t>()->default_value(7656),                     "SAM listen port")
-      ;
-
-    options_description bob("BOB options");
-    bob.add_options()
-      ("bob.enabled",         value<bool>()->default_value(false),                        "Enable or disable BOB command channel")
-      ("bob.address",         value<std::string>()->default_value("127.0.0.1"),           "BOB listen address")
-      ("bob.port",            value<uint16_t>()->default_value(2827),                     "BOB listen port")
-      ;
-
-	options_description i2cp("I2CP options");
-    i2cp.add_options()
-      ("i2cp.enabled",        value<bool>()->default_value(false),                        "Enable or disable I2CP")
-      ("i2cp.address",        value<std::string>()->default_value("127.0.0.1"),           "I2CP listen address")
-      ("i2cp.port",            value<uint16_t>()->default_value(7654),                     "I2CP listen port")
-      ;
-
-    options_description i2pcontrol("I2PControl options");
-    i2pcontrol.add_options()
-      ("i2pcontrol.enabled",  value<bool>()->default_value(false),                        "Enable or disable I2P Control Protocol")
-      ("i2pcontrol.address",  value<std::string>()->default_value("127.0.0.1"),           "I2PCP listen address")
-      ("i2pcontrol.port",     value<uint16_t>()->default_value(7650),                     "I2PCP listen port")
-      ("i2pcontrol.password", value<std::string>()->default_value("itoopie"),             "I2PCP access password")
-      ("i2pcontrol.cert",     value<std::string>()->default_value("i2pcontrol.crt.pem"),  "I2PCP connection cerificate")
-      ("i2pcontrol.key",      value<std::string>()->default_value("i2pcontrol.key.pem"),  "I2PCP connection cerificate key")
-      ;
-
-	bool upnp_default = false;
-#if (defined(USE_UPNP) && (defined(WIN32_APP) || defined(ANDROID)))
-	upnp_default = true; // enable UPNP for windows GUI and android by default	
-#endif
-  	options_description upnp("UPnP options");
-  	upnp.add_options()
-    ("upnp.enabled",  value<bool>()->default_value(upnp_default),             "Enable or disable UPnP: automatic port forwarding")
-	("upnp.name", value<std::string>()->default_value("I2Pd"), "Name i2pd appears in UPnP forwardings list") 
-    ;
-
-	options_description precomputation("Precomputation options");
-	precomputation.add_options()  
-	  ("precomputation.elgamal",  
-#if defined(__x86_64__)	   
-	   value<bool>()->default_value(false),   
-#else
-	   value<bool>()->default_value(true),  
-#endif	   
-	   "Enable or disable elgamal precomputation table")
-	  ;
-	
-	options_description reseed("Reseed options");	
-	reseed.add_options()
-	  ("reseed.verify", value<bool>()->default_value(false), "Verify .su3 signature")
-	  ("reseed.threshold", value<uint16_t>()->default_value(25), "Minimum number of known routers before requesting reseed")
-		("reseed.floodfill", value<std::string>()->default_value(""), "Path to router info of floodfill to reseed from")
-	  ("reseed.file", value<std::string>()->default_value(""),  "Path to local .su3 file or HTTPS URL to reseed from")
-	  ("reseed.zipfile", value<std::string>()->default_value(""),  "Path to local .zip file to reseed from")
-	  ("reseed.urls", value<std::string>()->default_value(
-		"https://reseed.i2p-projekt.de/,"
-		"https://i2p.mooo.com/netDb/,"
-		"https://netdb.i2p2.no/,"
-//		"https://us.reseed.i2p2.no:444/," // mamoth's shit
-//		"https://uk.reseed.i2p2.no:444/," // mamoth's shit
-		"https://i2p-0.manas.ca:8443/,"
-		"https://reseed.i2p.vzaws.com:8443/,"
-		"https://download.xxlspeed.com/,"
-		"https://reseed-ru.lngserv.ru/,"
-	    "https://reseed.atomike.ninja/,"
-	    "https://reseed.memcpy.io/,"
-	    "https://reseed.onion.im/,"
-	    "https://itoopie.atomike.ninja/,"
-		"https://randomrng.ddns.net/"	                                                      
-		),  "Reseed URLs, separated by comma")
-	  ;	
-
-  	options_description addressbook("AddressBook options");
-  	addressbook.add_options()
-      ("addressbook.defaulturl", value<std::string>()->default_value(
-                "http://joajgazyztfssty4w2on5oaqksz6tqoxbduy553y34mf4byv6gpq.b32.i2p/export/alive-hosts.txt"
-                ), "AddressBook subscription URL for initial setup")
-      ("addressbook.subscriptions", value<std::string>()->default_value(""), 
-                "AddressBook subscriptions URLs, separated by comma");
-
-  	options_description trust("Trust options");
-  	trust.add_options()
-      ("trust.enabled", value<bool>()->default_value(false), "Enable explicit trust options")
-      ("trust.family", value<std::string>()->default_value(""), "Router Familiy to trust for first hops")
-			("trust.routers", value<std::string>()->default_value(""), "Only Connect to these routers")
-      ("trust.hidden", value<bool>()->default_value(false), "Should we hide our router from other routers?");
-		
-    options_description websocket("Websocket Options");
-    websocket.add_options()
-      ("websockets.enabled", value<bool>()->default_value(false), "enable websocket server")
-      ("websockets.address", value<std::string>()->default_value("127.0.0.1"), "address to bind websocket server on")
-      ("websockets.port", value<uint16_t>()->default_value(7666), "port to bind websocket server on");
-
-	options_description exploratory("Exploratory Options");
-	exploratory.add_options()
-	  ("exploratory.inbound.length",      value<int>()->default_value(2),  "Exploratory inbound tunnel length")	
-	  ("exploratory.outbound.length",     value<int>()->default_value(2),  "Exploratory outbound tunnel length")
-	  ("exploratory.inbound.quantity",    value<int>()->default_value(3),  "Exploratory inbound tunnels quantity")	
-	  ("exploratory.outbound.quantity",   value<int>()->default_value(3),  "Exploratory outbound tunnels quantity");	
-
-    m_OptionsDesc
-      .add(general)
-	  .add(limits)	
-      .add(httpserver)
-      .add(httpproxy)
-      .add(socksproxy)
-      .add(sam)
-      .add(bob)
-	  .add(i2cp)	
-      .add(i2pcontrol)
-      .add(upnp)
-	  .add(precomputation)
-	  .add(reseed) 
-      .add(addressbook)	
-      .add(trust)
-      .add(websocket)
-	  .add(exploratory)
-      ;
-  }
-
-  void ParseCmdline(int argc, char* argv[], bool ignoreUnknown) 
-  {
-    try 
-	{
-      auto style = boost::program_options::command_line_style::unix_style
-                 | boost::program_options::command_line_style::allow_long_disguise;
-      style &=   ~ boost::program_options::command_line_style::allow_guessing;
-	  if (ignoreUnknown)
-	  	store(command_line_parser(argc, argv).options(m_OptionsDesc).style (style).allow_unregistered().run(), m_Options);	
-	  else			
-      	store(parse_command_line(argc, argv, m_OptionsDesc, style), m_Options);
-    } 
-	catch (boost::program_options::error& e) 
-	{
-      std::cerr << "args: " << e.what() << std::endl;
-      exit(EXIT_FAILURE);
-    }
-
-    if (!ignoreUnknown && (m_Options.count("help") || m_Options.count("h"))) 
-	{
-      std::cout << "i2pd version " << I2PD_VERSION << " (" << I2P_VERSION << ")" << std::endl;
-      std::cout << m_OptionsDesc;
-      exit(EXIT_SUCCESS);
-    }
-  }
-
-  void ParseConfig(const std::string& path) {
-    if (path == "") return;
-
-    std::ifstream config(path, std::ios::in);
-
-    if (!config.is_open()) 
-	{
-      std::cerr << "missing/unreadable config file: " << path << std::endl;
-      exit(EXIT_FAILURE);
-    }
-
-    try 
-	{
-		store(boost::program_options::parse_config_file(config, m_OptionsDesc), m_Options);
-    } 
-	catch (boost::program_options::error& e) 
-	{
-      std::cerr << e.what() << std::endl;
-      exit(EXIT_FAILURE);
-    };
-  }
-
-  void Finalize() {
-    notify(m_Options);
-  }
-
-  bool IsDefault(const char *name) {
-    if (!m_Options.count(name))
-      throw "try to check non-existent option";
-
-    if (m_Options[name].defaulted())
-      return true;
-    return false;
-  }
-} // namespace config
-} // namespace i2p

Config.h

@@ -1,113 +0,0 @@
-#ifndef CONFIG_H
-#define CONFIG_H
-
-#include <string>
-#include <boost/program_options/options_description.hpp>
-#include <boost/program_options/variables_map.hpp>
-
-/**
- * Functions to parse and store i2pd parameters
- *
- * General usage flow:
- *   Init() -- early as possible
- *   ParseCmdline() -- somewhere close to main()
- *   ParseConfig()  -- after detecting path to config
- *   Finalize()     -- right after all Parse*() functions called
- *   GetOption()    -- may be called after Finalize()
- */
-
-namespace i2p {
-namespace config {
-  extern boost::program_options::variables_map m_Options;
-
-  /**
-   * @brief  Initialize list of acceptable parameters
-   *
-   * Should be called before any Parse* functions.
-   */
-  void Init();
-
-  /**
-   * @brief  Parse cmdline parameters, and show help if requested
-   * @param  argc  Cmdline arguments count, should be passed from main().
-   * @param  argv  Cmdline parameters array, should be passed from main()
-   *
-   * If --help is given in parameters, shows it's list with description
-   * terminates the program with exitcode 0.
-   *
-   * In case of parameter misuse boost throws an exception.
-   * We internally handle type boost::program_options::unknown_option,
-   * and then terminate program with exitcode 1.
-   *
-   * Other exceptions will be passed to higher level.
-   */
-  void ParseCmdline(int argc, char* argv[], bool ignoreUnknown = false);
-
-  /**
-   * @brief  Load and parse given config file
-   * @param  path  Path to config file
-   *
-   * If error occured when opening file path is points to,
-   * we show the error message and terminate program.
-   *
-   * In case of parameter misuse boost throws an exception.
-   * We internally handle type boost::program_options::unknown_option,
-   * and then terminate program with exitcode 1.
-   *
-   * Other exceptions will be passed to higher level.
-   */
-  void ParseConfig(const std::string& path);
-
-  /**
-   * @brief  Used to combine options from cmdline, config and default values
-   */
-  void Finalize();
-
-  /* @brief  Accessor to parameters by name
-   * @param  name  Name of the requested parameter
-   * @param  value Variable where to store option
-   * @return this function returns false if parameter not found
-   *
-   * Example: uint16_t port; GetOption("sam.port", port);
-   */
-  template<typename T>
-  bool GetOption(const char *name, T& value) {
-    if (!m_Options.count(name))
-      return false;
-    value = m_Options[name].as<T>();
-    return true;
-  }
-
-  template<typename T>
-  bool GetOption(const std::string& name, T& value) 
-  {
-    return GetOption (name.c_str (), value);
-  }	
-
-  /**
-   * @brief  Set value of given parameter
-   * @param  name  Name of settable parameter
-   * @param  value New parameter value
-   * @return true if value set up successful, false otherwise
-   *
-   * Example: uint16_t port = 2827; SetOption("bob.port", port);
-   */
-  template<typename T>
-  bool SetOption(const char *name, const T& value) {
-    if (!m_Options.count(name))
-      return false;
-    m_Options.at(name).value() = value;
-    notify(m_Options);
-    return true;
-  }
-
-  /**
-   * @brief  Check is value explicitly given or default
-   * @param  name  Name of checked parameter
-   * @return true if value set to default, false othervise
-   */
-  bool IsDefault(const char *name);
-}
-}
-
-#endif // CONFIG_H

Crypto.cpp

@@ -1,839 +0,0 @@
-#include <string.h>
-#include <string>
-#include <vector>
-#include <mutex>
-#include <memory>
-#include <openssl/dh.h>
-#include <openssl/md5.h>
-#include <openssl/crypto.h>
-#include "TunnelBase.h"
-#include <openssl/ssl.h>
-#include "Log.h"
-#include "Crypto.h"
-
-namespace i2p
-{
-namespace crypto
-{	
-	const uint8_t elgp_[256]=
-	{
-		0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xC9, 0x0F, 0xDA, 0xA2, 0x21, 0x68, 0xC2, 0x34, 
-		0xC4, 0xC6, 0x62, 0x8B, 0x80, 0xDC, 0x1C, 0xD1, 0x29, 0x02, 0x4E, 0x08, 0x8A, 0x67, 0xCC, 0x74, 
-		0x02, 0x0B, 0xBE, 0xA6, 0x3B, 0x13, 0x9B, 0x22, 0x51, 0x4A, 0x08, 0x79, 0x8E, 0x34, 0x04, 0xDD,
-		0xEF, 0x95, 0x19, 0xB3, 0xCD, 0x3A, 0x43, 0x1B, 0x30, 0x2B, 0x0A, 0x6D, 0xF2, 0x5F, 0x14, 0x37,
-		0x4F, 0xE1, 0x35, 0x6D, 0x6D, 0x51, 0xC2, 0x45, 0xE4, 0x85, 0xB5, 0x76, 0x62, 0x5E, 0x7E, 0xC6,
- 		0xF4, 0x4C, 0x42, 0xE9, 0xA6, 0x37, 0xED, 0x6B, 0x0B, 0xFF, 0x5C, 0xB6, 0xF4, 0x06, 0xB7, 0xED,
-		0xEE, 0x38, 0x6B, 0xFB, 0x5A, 0x89, 0x9F, 0xA5, 0xAE, 0x9F, 0x24, 0x11, 0x7C, 0x4B, 0x1F, 0xE6,
-		0x49, 0x28, 0x66, 0x51, 0xEC, 0xE4, 0x5B, 0x3D, 0xC2, 0x00, 0x7C, 0xB8, 0xA1, 0x63, 0xBF, 0x05, 
-		0x98, 0xDA, 0x48, 0x36, 0x1C, 0x55, 0xD3, 0x9A, 0x69, 0x16, 0x3F, 0xA8, 0xFD, 0x24, 0xCF, 0x5F,
-		0x83, 0x65, 0x5D, 0x23, 0xDC, 0xA3, 0xAD, 0x96, 0x1C, 0x62, 0xF3, 0x56, 0x20, 0x85, 0x52, 0xBB,
-		0x9E, 0xD5, 0x29, 0x07, 0x70, 0x96, 0x96, 0x6D, 0x67, 0x0C, 0x35, 0x4E, 0x4A, 0xBC, 0x98, 0x04, 
-		0xF1, 0x74, 0x6C, 0x08, 0xCA, 0x18, 0x21, 0x7C, 0x32, 0x90, 0x5E, 0x46, 0x2E, 0x36, 0xCE, 0x3B,
-		0xE3, 0x9E, 0x77, 0x2C, 0x18, 0x0E, 0x86, 0x03, 0x9B, 0x27, 0x83, 0xA2, 0xEC, 0x07, 0xA2, 0x8F,
-		0xB5, 0xC5, 0x5D, 0xF0, 0x6F, 0x4C, 0x52, 0xC9, 0xDE, 0x2B, 0xCB, 0xF6, 0x95, 0x58, 0x17, 0x18,
-		0x39, 0x95, 0x49, 0x7C, 0xEA, 0x95, 0x6A, 0xE5, 0x15, 0xD2, 0x26, 0x18, 0x98, 0xFA, 0x05, 0x10,
-		0x15, 0x72, 0x8E, 0x5A, 0x8A, 0xAC, 0xAA, 0x68, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF
-	};
-
-	const int elgg_ = 2;
-	
-	const uint8_t dsap_[128]=
-	{
-		0x9c, 0x05, 0xb2, 0xaa, 0x96, 0x0d, 0x9b, 0x97, 0xb8, 0x93, 0x19, 0x63, 0xc9, 0xcc, 0x9e, 0x8c,
-		0x30, 0x26, 0xe9, 0xb8, 0xed, 0x92, 0xfa, 0xd0, 0xa6, 0x9c, 0xc8, 0x86, 0xd5, 0xbf, 0x80, 0x15,
-		0xfc, 0xad, 0xae, 0x31, 0xa0, 0xad, 0x18, 0xfa, 0xb3, 0xf0, 0x1b, 0x00, 0xa3, 0x58, 0xde, 0x23,
-		0x76, 0x55, 0xc4, 0x96, 0x4a, 0xfa, 0xa2, 0xb3, 0x37, 0xe9, 0x6a, 0xd3, 0x16, 0xb9, 0xfb, 0x1c,
-		0xc5, 0x64, 0xb5, 0xae, 0xc5, 0xb6, 0x9a, 0x9f, 0xf6, 0xc3, 0xe4, 0x54, 0x87, 0x07, 0xfe, 0xf8,
-		0x50, 0x3d, 0x91, 0xdd, 0x86, 0x02, 0xe8, 0x67, 0xe6, 0xd3, 0x5d, 0x22, 0x35, 0xc1, 0x86, 0x9c,
-		0xe2, 0x47, 0x9c, 0x3b, 0x9d, 0x54, 0x01, 0xde, 0x04, 0xe0, 0x72, 0x7f, 0xb3, 0x3d, 0x65, 0x11, 
-		0x28, 0x5d, 0x4c, 0xf2, 0x95, 0x38, 0xd9, 0xe3, 0xb6, 0x05, 0x1f, 0x5b, 0x22, 0xcc, 0x1c, 0x93
-	};
-
-	const uint8_t dsaq_[20]=
-	{
-		0xa5, 0xdf, 0xc2, 0x8f, 0xef, 0x4c, 0xa1, 0xe2, 0x86, 0x74, 0x4c, 0xd8, 0xee, 0xd9, 0xd2, 0x9d,
-		0x68, 0x40, 0x46, 0xb7
-	};
-
-	const uint8_t dsag_[128]=
-	{
-		0x0c, 0x1f, 0x4d, 0x27, 0xd4, 0x00, 0x93, 0xb4, 0x29, 0xe9, 0x62, 0xd7, 0x22, 0x38, 0x24, 0xe0,
-		0xbb, 0xc4, 0x7e, 0x7c, 0x83, 0x2a, 0x39, 0x23, 0x6f, 0xc6, 0x83, 0xaf, 0x84, 0x88, 0x95, 0x81,
-		0x07, 0x5f, 0xf9, 0x08, 0x2e, 0xd3, 0x23, 0x53, 0xd4, 0x37, 0x4d, 0x73, 0x01, 0xcd, 0xa1, 0xd2,
-		0x3c, 0x43, 0x1f, 0x46, 0x98, 0x59, 0x9d, 0xda, 0x02, 0x45, 0x18, 0x24, 0xff, 0x36, 0x97, 0x52,
-		0x59, 0x36, 0x47, 0xcc, 0x3d, 0xdc, 0x19, 0x7d, 0xe9, 0x85, 0xe4, 0x3d, 0x13, 0x6c, 0xdc, 0xfc,
-		0x6b, 0xd5, 0x40, 0x9c, 0xd2, 0xf4, 0x50, 0x82, 0x11, 0x42, 0xa5, 0xe6, 0xf8, 0xeb, 0x1c, 0x3a,
-		0xb5, 0xd0, 0x48, 0x4b, 0x81, 0x29, 0xfc, 0xf1, 0x7b, 0xce, 0x4f, 0x7f, 0x33, 0x32, 0x1c, 0x3c, 
-		0xb3, 0xdb, 0xb1, 0x4a, 0x90, 0x5e, 0x7b, 0x2b, 0x3e, 0x93, 0xbe, 0x47, 0x08, 0xcb, 0xcc, 0x82  
-	};
-
-	const int rsae_ = 65537;	
-	
-	struct CryptoConstants
-	{
-		// DH/ElGamal
-		BIGNUM * elgp;
-		BIGNUM * elgg; 
-
-		// DSA
-		BIGNUM * dsap;		
-		BIGNUM * dsaq;
-		BIGNUM * dsag;
-
-		// RSA
-		BIGNUM * rsae;
-		
-		CryptoConstants (const uint8_t * elgp_, int elgg_, const uint8_t * dsap_, 
-			const uint8_t * dsaq_, const uint8_t * dsag_, int rsae_)
-		{
-			elgp = BN_new ();
-			BN_bin2bn (elgp_, 256, elgp);
-			elgg = BN_new ();
-			BN_set_word (elgg, elgg_);
-			dsap = BN_new ();
-			BN_bin2bn (dsap_, 128, dsap);
-			dsaq = BN_new ();
-			BN_bin2bn (dsaq_, 20, dsaq);
-			dsag = BN_new ();
-			BN_bin2bn (dsag_, 128, dsag);
-			rsae = BN_new ();
-			BN_set_word (rsae, rsae_);
-		}
-		
-		~CryptoConstants ()
-		{
-			BN_free (elgp);  BN_free (elgg); BN_free (dsap); BN_free (dsaq); BN_free (dsag); BN_free (rsae);
-		}	
-	};	
-
-	static const CryptoConstants& GetCryptoConstants ()
-	{
-		static CryptoConstants cryptoConstants (elgp_, elgg_, dsap_, dsaq_, dsag_, rsae_);		                                        
-		return cryptoConstants;
-	}	
-
-	bool bn2buf (const BIGNUM * bn, uint8_t * buf, size_t len)
-	{
-		int offset = len - BN_num_bytes (bn);
-		if (offset < 0) return false;
-		BN_bn2bin (bn, buf + offset);
-		memset (buf, 0, offset);
-		return true;
-	}	
-
-// RSA
-	#define rsae GetCryptoConstants ().rsae		
-	const BIGNUM * GetRSAE ()
-	{
-		return rsae;
-	}	
-
-// DSA
-	#define dsap GetCryptoConstants ().dsap	
-	#define dsaq GetCryptoConstants ().dsaq
-	#define dsag GetCryptoConstants ().dsag	
-	DSA * CreateDSA ()
-	{
-		DSA * dsa = DSA_new ();
-		DSA_set0_pqg (dsa, BN_dup (dsap), BN_dup (dsaq), BN_dup (dsag));	
-		DSA_set0_key (dsa, NULL, NULL);
-		return dsa;
-	}
-
-// DH/ElGamal	
-
-	const int ELGAMAL_SHORT_EXPONENT_NUM_BITS = 226;
-	const int ELGAMAL_SHORT_EXPONENT_NUM_BYTES = ELGAMAL_SHORT_EXPONENT_NUM_BITS/8+1;
-	const int ELGAMAL_FULL_EXPONENT_NUM_BITS = 2048;
-	const int ELGAMAL_FULL_EXPONENT_NUM_BYTES = ELGAMAL_FULL_EXPONENT_NUM_BITS/8;
-	
-	#define elgp GetCryptoConstants ().elgp
-	#define elgg GetCryptoConstants ().elgg
-
-	static BN_MONT_CTX * g_MontCtx = nullptr;
-	static void PrecalculateElggTable (BIGNUM * table[][255], int len) // table is len's array of array of 255 bignums
-	{
-		if (len <= 0) return;
-		BN_CTX * ctx = BN_CTX_new ();
-		g_MontCtx = BN_MONT_CTX_new ();
-		BN_MONT_CTX_set (g_MontCtx, elgp, ctx);		
-		auto montCtx = BN_MONT_CTX_new ();
-		BN_MONT_CTX_copy (montCtx, g_MontCtx);
-		for (int i = 0; i < len; i++)
-		{
-			table[i][0] = BN_new ();
-			if (!i) 	
-				BN_to_montgomery (table[0][0], elgg, montCtx, ctx); 	
-			else
-				BN_mod_mul_montgomery (table[i][0], table[i-1][254], table[i-1][0], montCtx, ctx);
-			for (int j = 1; j < 255; j++)
-			{
-				table[i][j] = BN_new ();
-				BN_mod_mul_montgomery (table[i][j], table[i][j-1], table[i][0], montCtx, ctx);
-			}
-		}
-		BN_MONT_CTX_free (montCtx);
-		BN_CTX_free (ctx);
-	}	 
-
-	static void DestroyElggTable (BIGNUM * table[][255], int len)
-	{
-		for (int i = 0; i < len; i++)
-			for (int j = 0; j < 255; j++)
-			{
-				BN_free (table[i][j]);
-				table[i][j] = nullptr;
-			}
-		BN_MONT_CTX_free (g_MontCtx);
-	}
-	
-	static BIGNUM * ElggPow (const uint8_t * exp, int len, BIGNUM * table[][255], BN_CTX * ctx)
-	// exp is in Big Endian	
-	{
-		if (len <= 0) return nullptr;
-		auto montCtx = BN_MONT_CTX_new ();
-		BN_MONT_CTX_copy (montCtx, g_MontCtx);
-		BIGNUM * res = nullptr;
-		for (int i = 0; i < len; i++)
-		{
-			if (res)
-			{
-				if (exp[i])
-					BN_mod_mul_montgomery (res, res, table[len-1-i][exp[i]-1], montCtx, ctx);
-			}	
-			else if (exp[i]) 
-				res = BN_dup (table[len-i-1][exp[i]-1]);
-		}	
-		if (res)
-			BN_from_montgomery (res, res, montCtx, ctx);
-		BN_MONT_CTX_free (montCtx);
-		return res;
-	}	
-
-	static BIGNUM * ElggPow (const BIGNUM * exp, BIGNUM * table[][255], BN_CTX * ctx)
-	{
-		auto len = BN_num_bytes (exp);
-		uint8_t * buf = new uint8_t[len];
-		BN_bn2bin (exp, buf);
-		auto ret = ElggPow (buf, len, table, ctx);
-		delete[] buf;
-		return ret;
-	}	
-
-	static BIGNUM * (* g_ElggTable)[255] = nullptr; 
-	
-// DH
-	
-	DHKeys::DHKeys ()
-	{
-		m_DH = DH_new ();
-		DH_set0_pqg (m_DH, BN_dup (elgp), NULL, BN_dup (elgg));
-		DH_set0_key (m_DH, NULL, NULL);
-	}
-	
-	DHKeys::~DHKeys ()
-	{
-		DH_free (m_DH);
-	}	
-
-	void DHKeys::GenerateKeys ()
-	{
-		BIGNUM * priv_key = NULL, * pub_key = NULL;	
-#if !defined(__x86_64__) // use short exponent for non x64 
-		priv_key = BN_new ();
-		BN_rand (priv_key, ELGAMAL_SHORT_EXPONENT_NUM_BITS, 0, 1);
-#endif		
-		if (g_ElggTable)
-		{	
-#if defined(__x86_64__)
-			priv_key = BN_new ();
-			BN_rand (priv_key, ELGAMAL_FULL_EXPONENT_NUM_BITS, 0, 1);
-#endif			
-			auto ctx = BN_CTX_new ();
-			pub_key = ElggPow (priv_key, g_ElggTable, ctx);
-			DH_set0_key (m_DH, pub_key, priv_key);
-			BN_CTX_free (ctx);
-		}	
-		else
-		{
-			DH_set0_key (m_DH, NULL, priv_key);
-			DH_generate_key (m_DH);
-			DH_get0_key (m_DH, (const BIGNUM **)&pub_key, (const BIGNUM **)&priv_key);
-		}	
-
-		bn2buf (pub_key, m_PublicKey, 256);
-	}	
-	
-	void DHKeys::Agree (const uint8_t * pub, uint8_t * shared)
-	{
-		BIGNUM * pk = BN_bin2bn (pub, 256, NULL);
-		DH_compute_key (shared, pk, m_DH);
-		BN_free (pk);
-	}	
-	
-// ElGamal
-	void ElGamalEncrypt (const uint8_t * key, const uint8_t * data, uint8_t * encrypted, BN_CTX * ctx, bool zeroPadding)
-	{
-		BN_CTX_start (ctx);
-		// everything, but a, because a might come from table	
-		BIGNUM * k = BN_CTX_get (ctx);
-		BIGNUM * y = BN_CTX_get (ctx);
-		BIGNUM * b1 = BN_CTX_get (ctx);
-		BIGNUM * b = BN_CTX_get (ctx);
-		// select random k
-#if defined(__x86_64__)
-		BN_rand (k, ELGAMAL_FULL_EXPONENT_NUM_BITS, -1, 1); // full exponent for x64
-#else
-		BN_rand (k, ELGAMAL_SHORT_EXPONENT_NUM_BITS, -1, 1); // short exponent of 226 bits
-#endif		
-		// calculate a
-		BIGNUM * a;	
-		if (g_ElggTable)
-			a = ElggPow (k, g_ElggTable, ctx);
-		else
-		{	
-			a = BN_new ();
-			BN_mod_exp (a, elgg, k, elgp, ctx);
-		}
-
-		// restore y from key
-		BN_bin2bn (key, 256, y);
-		// calculate b1
-		BN_mod_exp (b1, y, k, elgp, ctx);
-		// create m
-		uint8_t m[255];
-		m[0] = 0xFF;
-		memcpy (m+33, data, 222);
-		SHA256 (m+33, 222, m+1);
-		// calculate b = b1*m mod p
-		BN_bin2bn (m, 255, b);
-		BN_mod_mul (b, b1, b, elgp, ctx);
-		// copy a and b
-		if (zeroPadding)
-		{
-			encrypted[0] = 0;
-			bn2buf (a, encrypted + 1, 256);
-			encrypted[257] = 0;
-			bn2buf (b, encrypted + 258, 256);
-		}	
-		else
-		{
-			bn2buf (a, encrypted, 256);
-			bn2buf (b, encrypted + 256, 256);
-		}		
-		BN_free (a);
-		BN_CTX_end (ctx);
-	}
-
-	bool ElGamalDecrypt (const uint8_t * key, const uint8_t * encrypted, 
-		uint8_t * data, BN_CTX * ctx, bool zeroPadding)
-	{
-		BN_CTX_start (ctx);
-		BIGNUM * x = BN_CTX_get (ctx), * a = BN_CTX_get (ctx), * b = BN_CTX_get (ctx);
-		BN_bin2bn (key, 256, x);
-		BN_sub (x, elgp, x); BN_sub_word (x, 1); // x = elgp - x- 1
-		BN_bin2bn (zeroPadding ? encrypted + 1 : encrypted, 256, a);
-		BN_bin2bn (zeroPadding ? encrypted + 258 : encrypted + 256, 256, b);
-		// m = b*(a^x mod p) mod p		
-		BN_mod_exp (x, a, x, elgp, ctx);
-		BN_mod_mul (b, b, x, elgp, ctx);	
-		uint8_t m[255];
-		bn2buf (b, m, 255); 
-		BN_CTX_end (ctx);
-		uint8_t hash[32];
-		SHA256 (m + 33, 222, hash);
-		if (memcmp (m + 1, hash, 32))
-		{
-			LogPrint (eLogError, "ElGamal decrypt hash doesn't match");
-			return false;
-		}	
-		memcpy (data, m + 33, 222);
-		return true;
-	}	
-
-	void GenerateElGamalKeyPair (uint8_t * priv, uint8_t * pub)
-	{
-#if defined(__x86_64__) || defined(__i386__) || defined(_MSC_VER)	
-		RAND_bytes (priv, 256);
-#else
-		// lower 226 bits (28 bytes and 2 bits) only. short exponent
-		auto numBytes = (ELGAMAL_SHORT_EXPONENT_NUM_BITS)/8 + 1; // 29
-		auto numZeroBytes = 256 - numBytes;
-		RAND_bytes (priv + numZeroBytes, numBytes);
-		memset (priv, 0, numZeroBytes);
-		priv[numZeroBytes] &= 0x03;
-#endif
-		BN_CTX * ctx = BN_CTX_new ();
-		BIGNUM * p = BN_new ();	
-		BN_bin2bn (priv, 256, p);
-		BN_mod_exp (p, elgg, p, elgp, ctx);
-		bn2buf (p, pub, 256); 
-		BN_free (p);
-		BN_CTX_free (ctx);
-	}
-
-// HMAC
-	const uint64_t IPAD = 0x3636363636363636;
-	const uint64_t OPAD = 0x5C5C5C5C5C5C5C5C; 			
-
-#if defined(__AVX__)	
-	static const uint64_t ipads[] = { IPAD, IPAD, IPAD, IPAD };
-	static const uint64_t opads[] = { OPAD, OPAD, OPAD, OPAD };
-#endif
-	
-	void HMACMD5Digest (uint8_t * msg, size_t len, const MACKey& key, uint8_t * digest)
-	// key is 32 bytes
-	// digest is 16 bytes
-	// block size is 64 bytes	
-	{
-		uint64_t buf[256];
-		uint64_t hash[12]; // 96 bytes
-#if defined(__AVX__) // for AVX
-		__asm__
-		(
-			"vmovups %[key], %%ymm0 \n"
-			"vmovups %[ipad], %%ymm1 \n"
-			"vmovups %%ymm1, 32(%[buf]) \n"
-			"vxorps %%ymm0, %%ymm1, %%ymm1 \n"
-			"vmovups %%ymm1, (%[buf]) \n"			
-			"vmovups %[opad], %%ymm1 \n"
-			"vmovups %%ymm1, 32(%[hash]) \n"	
-			"vxorps %%ymm0, %%ymm1, %%ymm1 \n"
-			"vmovups %%ymm1, (%[hash]) \n"
-			"vzeroall \n" // end of AVX
-		    "movups %%xmm0, 80(%[hash]) \n" // zero last 16 bytes
-			: 
-			: [key]"m"(*(const uint8_t *)key), [ipad]"m"(*ipads), [opad]"m"(*opads),
-			  [buf]"r"(buf), [hash]"r"(hash)
-			: "memory", "%xmm0"	// TODO: change to %ymm0 later
-		);
-#else
-		// ikeypad
-		buf[0] = key.GetLL ()[0] ^ IPAD; 
-		buf[1] = key.GetLL ()[1] ^ IPAD; 
-		buf[2] = key.GetLL ()[2] ^ IPAD; 
-		buf[3] = key.GetLL ()[3] ^ IPAD; 
-		buf[4] = IPAD;
-		buf[5] = IPAD;
-		buf[6] = IPAD;
-		buf[7] = IPAD;
-		// okeypad			
-		hash[0] = key.GetLL ()[0] ^ OPAD; 
-		hash[1] = key.GetLL ()[1] ^ OPAD; 
-		hash[2] = key.GetLL ()[2] ^ OPAD; 
-		hash[3] = key.GetLL ()[3] ^ OPAD; 
-		hash[4] = OPAD;
-		hash[5] = OPAD;
-		hash[6] = OPAD;
-		hash[7] = OPAD;
-		// fill last 16 bytes with zeros (first hash size assumed 32 bytes in I2P)
-		memset (hash + 10, 0, 16);		
-#endif
-
-		// concatenate with msg
-		memcpy (buf + 8, msg, len);
-		// calculate first hash
-		MD5((uint8_t *)buf, len + 64, (uint8_t *)(hash + 8));  // 16 bytes	
-		
-		// calculate digest
-		MD5((uint8_t *)hash, 96, digest);
-	}
-
-// AES
-	#ifdef AESNI
-	
-	#define KeyExpansion256(round0,round1) \
-		"pshufd	$0xff, %%xmm2, %%xmm2 \n" \
-		"movaps	%%xmm1, %%xmm4 \n" \
-		"pslldq	$4, %%xmm4 \n" \
-		"pxor %%xmm4, %%xmm1 \n" \
-		"pslldq	$4, %%xmm4 \n" \
-		"pxor %%xmm4, %%xmm1 \n" \
-		"pslldq	$4, %%xmm4 \n" \
-		"pxor %%xmm4, %%xmm1 \n" \
-		"pxor %%xmm2, %%xmm1 \n" \
-		"movaps	%%xmm1, "#round0"(%[sched]) \n" \
-		"aeskeygenassist $0, %%xmm1, %%xmm4 \n" \
-		"pshufd	$0xaa, %%xmm4, %%xmm2 \n" \
-		"movaps	%%xmm3, %%xmm4 \n" \
-		"pslldq	$4, %%xmm4 \n" \
-		"pxor %%xmm4, %%xmm3 \n" \
-		"pslldq	$4, %%xmm4 \n" \
-		"pxor %%xmm4, %%xmm3 \n" \
-		"pslldq	$4, %%xmm4 \n" \
-		"pxor %%xmm4, %%xmm3 \n" \
-		"pxor %%xmm2, %%xmm3 \n" \
-		"movaps	%%xmm3, "#round1"(%[sched]) \n" 
-
-	void ECBCryptoAESNI::ExpandKey (const AESKey& key)
-	{
-		__asm__
-		(
-			"movups (%[key]), %%xmm1 \n"
-			"movups 16(%[key]), %%xmm3 \n"
-			"movaps %%xmm1, (%[sched]) \n"
-			"movaps %%xmm3, 16(%[sched]) \n"
-			"aeskeygenassist $1, %%xmm3, %%xmm2 \n"
-			KeyExpansion256(32,48)
-			"aeskeygenassist $2, %%xmm3, %%xmm2 \n"
-			KeyExpansion256(64,80)
-			"aeskeygenassist $4, %%xmm3, %%xmm2 \n"
-			KeyExpansion256(96,112)
-			"aeskeygenassist $8, %%xmm3, %%xmm2 \n"
-			KeyExpansion256(128,144)
-			"aeskeygenassist $16, %%xmm3, %%xmm2 \n"
-			KeyExpansion256(160,176)
-			"aeskeygenassist $32, %%xmm3, %%xmm2 \n"
-			KeyExpansion256(192,208)
-			"aeskeygenassist $64, %%xmm3, %%xmm2 \n"
-			// key expansion final
-			"pshufd	$0xff, %%xmm2, %%xmm2 \n"
-			"movaps	%%xmm1, %%xmm4 \n" 
-			"pslldq	$4, %%xmm4 \n"
-			"pxor %%xmm4, %%xmm1 \n"
-			"pslldq	$4, %%xmm4 \n"
-			"pxor %%xmm4, %%xmm1 \n"
-			"pslldq	$4, %%xmm4 \n"
-			"pxor %%xmm4, %%xmm1 \n"
-			"pxor %%xmm2, %%xmm1 \n"
-			"movups	%%xmm1, 224(%[sched]) \n"
-			: // output
-			: [key]"r"((const uint8_t *)key), [sched]"r"(GetKeySchedule ()) // input
-			: "%xmm1", "%xmm2", "%xmm3", "%xmm4", "memory" // clogged
-		);
-	}
-
-	#define EncryptAES256(sched) \
-		"pxor (%["#sched"]), %%xmm0 \n" \
-		"aesenc	16(%["#sched"]), %%xmm0 \n" \
-		"aesenc	32(%["#sched"]), %%xmm0 \n" \
-		"aesenc	48(%["#sched"]), %%xmm0 \n" \
-		"aesenc	64(%["#sched"]), %%xmm0 \n" \
-		"aesenc	80(%["#sched"]), %%xmm0 \n" \
-		"aesenc	96(%["#sched"]), %%xmm0 \n" \
-		"aesenc	112(%["#sched"]), %%xmm0 \n" \
-		"aesenc	128(%["#sched"]), %%xmm0 \n" \
-		"aesenc	144(%["#sched"]), %%xmm0 \n" \
-		"aesenc	160(%["#sched"]), %%xmm0 \n" \
-		"aesenc	176(%["#sched"]), %%xmm0 \n" \
-		"aesenc	192(%["#sched"]), %%xmm0 \n" \
-		"aesenc	208(%["#sched"]), %%xmm0 \n" \
-		"aesenclast	224(%["#sched"]), %%xmm0 \n"
-		
-	void ECBEncryptionAESNI::Encrypt (const ChipherBlock * in, ChipherBlock * out)
-	{
-		__asm__
-		(
-			"movups	(%[in]), %%xmm0 \n"
-			EncryptAES256(sched)
-			"movups	%%xmm0, (%[out]) \n"	
-			: : [sched]"r"(GetKeySchedule ()), [in]"r"(in), [out]"r"(out) : "%xmm0", "memory"
-		);
-	}		
-
-	#define DecryptAES256(sched) \
-		"pxor 224(%["#sched"]), %%xmm0 \n" \
-		"aesdec	208(%["#sched"]), %%xmm0 \n" \
-		"aesdec	192(%["#sched"]), %%xmm0 \n" \
-		"aesdec	176(%["#sched"]), %%xmm0 \n" \
-		"aesdec	160(%["#sched"]), %%xmm0 \n" \
-		"aesdec	144(%["#sched"]), %%xmm0 \n" \
-		"aesdec	128(%["#sched"]), %%xmm0 \n" \
-		"aesdec	112(%["#sched"]), %%xmm0 \n" \
-		"aesdec	96(%["#sched"]), %%xmm0 \n" \
-		"aesdec	80(%["#sched"]), %%xmm0 \n" \
-		"aesdec	64(%["#sched"]), %%xmm0 \n" \
-		"aesdec	48(%["#sched"]), %%xmm0 \n" \
-		"aesdec	32(%["#sched"]), %%xmm0 \n" \
-		"aesdec	16(%["#sched"]), %%xmm0 \n" \
-		"aesdeclast (%["#sched"]), %%xmm0 \n"
-	
-	void ECBDecryptionAESNI::Decrypt (const ChipherBlock * in, ChipherBlock * out)
-	{
-		__asm__
-		(
-			"movups	(%[in]), %%xmm0 \n"
-			DecryptAES256(sched)
-			"movups	%%xmm0, (%[out]) \n"	
-			: : [sched]"r"(GetKeySchedule ()), [in]"r"(in), [out]"r"(out) : "%xmm0", "memory"
-		);		
-	}
-
-	#define CallAESIMC(offset) \
-		"movaps "#offset"(%[shed]), %%xmm0 \n"	\
-		"aesimc %%xmm0, %%xmm0 \n" \
-		"movaps %%xmm0, "#offset"(%[shed]) \n" 
-
-	void ECBDecryptionAESNI::SetKey (const AESKey& key)
-	{
-		ExpandKey (key); // expand encryption key first
-		// then  invert it using aesimc
-		__asm__
-		(
-			CallAESIMC(16)
-			CallAESIMC(32)
-			CallAESIMC(48)
-			CallAESIMC(64)
-			CallAESIMC(80)
-			CallAESIMC(96)
-			CallAESIMC(112)
-			CallAESIMC(128)
-			CallAESIMC(144)
-			CallAESIMC(160)
-			CallAESIMC(176)
-			CallAESIMC(192)
-			CallAESIMC(208)
-			: : [shed]"r"(GetKeySchedule ()) : "%xmm0", "memory"
-		);
-	}
-
-#endif		
-
-
-	void CBCEncryption::Encrypt (int numBlocks, const ChipherBlock * in, ChipherBlock * out)
-	{
-#ifdef AESNI
-		__asm__
-		(
-		 	"movups	(%[iv]), %%xmm1 \n"
-		 	"1: \n"
-		 	"movups	(%[in]), %%xmm0 \n"
-		 	"pxor %%xmm1, %%xmm0 \n"
-		 	EncryptAES256(sched)
-		 	"movaps	%%xmm0, %%xmm1 \n"	
-		 	"movups	%%xmm0, (%[out]) \n"
-		 	"add $16, %[in] \n"
-		 	"add $16, %[out] \n"
-		 	"dec %[num] \n"
-		 	"jnz 1b \n"	 	
-		 	"movups	%%xmm1, (%[iv]) \n"
-			: 
-			: [iv]"r"((uint8_t *)m_LastBlock), [sched]"r"(m_ECBEncryption.GetKeySchedule ()), 
-			  [in]"r"(in), [out]"r"(out), [num]"r"(numBlocks)
-			: "%xmm0", "%xmm1", "cc", "memory"
-		); 
-#else		
-		for (int i = 0; i < numBlocks; i++)
-		{
-			*m_LastBlock.GetChipherBlock () ^= in[i];
-			m_ECBEncryption.Encrypt (m_LastBlock.GetChipherBlock (), m_LastBlock.GetChipherBlock ());
-			out[i] = *m_LastBlock.GetChipherBlock ();
-		}
-#endif		
-	}
-
-	void CBCEncryption::Encrypt (const uint8_t * in, std::size_t len, uint8_t * out)
-	{
-		// len/16
-		int numBlocks = len >> 4;
-		if (numBlocks > 0)
-			Encrypt (numBlocks, (const ChipherBlock *)in, (ChipherBlock *)out); 
-	}
-
-	void CBCEncryption::Encrypt (const uint8_t * in, uint8_t * out)
-	{
-#ifdef AESNI
-		__asm__
-		(
-			"movups	(%[iv]), %%xmm1 \n"
-			"movups	(%[in]), %%xmm0 \n"
-		 	"pxor %%xmm1, %%xmm0 \n"
-		 	EncryptAES256(sched)
-			"movups	%%xmm0, (%[out]) \n"
-			"movups	%%xmm0, (%[iv]) \n"
-			: 
-			: [iv]"r"((uint8_t *)m_LastBlock), [sched]"r"(m_ECBEncryption.GetKeySchedule ()), 
-			  [in]"r"(in), [out]"r"(out)
-			: "%xmm0", "%xmm1", "memory"
-		);		
-#else
-		Encrypt (1, (const ChipherBlock *)in, (ChipherBlock *)out); 
-#endif
-	}
-
-	void CBCDecryption::Decrypt (int numBlocks, const ChipherBlock * in, ChipherBlock * out)
-	{
-#ifdef AESNI
-		__asm__
-		(
-			"movups	(%[iv]), %%xmm1 \n"
-		 	"1: \n"
-		 	"movups	(%[in]), %%xmm0 \n"
-			"movaps %%xmm0, %%xmm2 \n"
-		 	DecryptAES256(sched)
-			"pxor %%xmm1, %%xmm0 \n"
-		 	"movups	%%xmm0, (%[out]) \n"
-			"movaps %%xmm2, %%xmm1 \n"
-		 	"add $16, %[in] \n"
-		 	"add $16, %[out] \n"
-		 	"dec %[num] \n"
-		 	"jnz 1b \n"	 	
-		 	"movups	%%xmm1, (%[iv]) \n"
-			: 
-			: [iv]"r"((uint8_t *)m_IV), [sched]"r"(m_ECBDecryption.GetKeySchedule ()), 
-			  [in]"r"(in), [out]"r"(out), [num]"r"(numBlocks)
-			: "%xmm0", "%xmm1", "%xmm2", "cc", "memory"
-		); 
-#else
-		for (int i = 0; i < numBlocks; i++)
-		{
-			ChipherBlock tmp = in[i];
-			m_ECBDecryption.Decrypt (in + i, out + i);
-			out[i] ^= *m_IV.GetChipherBlock ();
-			*m_IV.GetChipherBlock () = tmp;
-		}
-#endif
-	}
-
-	void CBCDecryption::Decrypt (const uint8_t * in, std::size_t len, uint8_t * out)
-	{
-		int numBlocks = len >> 4;
-		if (numBlocks > 0)
-			Decrypt (numBlocks, (const ChipherBlock *)in, (ChipherBlock *)out); 
-	}
-
-	void CBCDecryption::Decrypt (const uint8_t * in, uint8_t * out)
-	{
-#ifdef AESNI
-		__asm__
-		(
-			"movups	(%[iv]), %%xmm1 \n"
-		 	"movups	(%[in]), %%xmm0 \n"
-			"movups	%%xmm0, (%[iv]) \n"
-		 	DecryptAES256(sched)
-			"pxor %%xmm1, %%xmm0 \n"
-		 	"movups	%%xmm0, (%[out]) \n"	
-			: 
-			: [iv]"r"((uint8_t *)m_IV), [sched]"r"(m_ECBDecryption.GetKeySchedule ()), 
-			  [in]"r"(in), [out]"r"(out)
-			: "%xmm0", "%xmm1", "memory"
-		);
-#else
-		Decrypt (1, (const ChipherBlock *)in, (ChipherBlock *)out); 
-#endif
-	}
-
-	void TunnelEncryption::Encrypt (const uint8_t * in, uint8_t * out)
-	{
-#ifdef AESNI
-		__asm__
-		(
-            // encrypt IV 
-			"movups	(%[in]), %%xmm0 \n"
-			EncryptAES256(sched_iv)
-			"movaps %%xmm0, %%xmm1 \n"
-			// double IV encryption
-			EncryptAES256(sched_iv)
-			"movups %%xmm0, (%[out]) \n"
-			// encrypt data, IV is xmm1
-			"1: \n"
-			"add $16, %[in] \n"
-		    "add $16, %[out] \n"
-		 	"movups	(%[in]), %%xmm0 \n"
-		 	"pxor %%xmm1, %%xmm0 \n"
-		 	EncryptAES256(sched_l)
-		 	"movaps	%%xmm0, %%xmm1 \n"	
-		 	"movups	%%xmm0, (%[out]) \n"
-		 	"dec %[num] \n"
-		 	"jnz 1b \n"	 	
-			: 
-			: [sched_iv]"r"(m_IVEncryption.GetKeySchedule ()), [sched_l]"r"(m_LayerEncryption.GetKeySchedule ()), 
-			  [in]"r"(in), [out]"r"(out), [num]"r"(63) // 63 blocks = 1008 bytes
-			: "%xmm0", "%xmm1", "cc", "memory"
-		);
-#else
-		m_IVEncryption.Encrypt ((const ChipherBlock *)in, (ChipherBlock *)out); // iv
-		m_LayerEncryption.SetIV (out);
-		m_LayerEncryption.Encrypt (in + 16, i2p::tunnel::TUNNEL_DATA_ENCRYPTED_SIZE, out + 16); // data
-		m_IVEncryption.Encrypt ((ChipherBlock *)out, (ChipherBlock *)out); // double iv
-#endif
-	}
-
-	void TunnelDecryption::Decrypt (const uint8_t * in, uint8_t * out)
-	{
-#ifdef AESNI
-		__asm__
-		(
-            // decrypt IV 
-			"movups	(%[in]), %%xmm0 \n"
-			DecryptAES256(sched_iv)
-			"movaps %%xmm0, %%xmm1 \n"
-			// double IV encryption
-			DecryptAES256(sched_iv)
-			"movups %%xmm0, (%[out]) \n"
-			// decrypt data, IV is xmm1
-			"1: \n"
-			"add $16, %[in] \n"
-		    "add $16, %[out] \n"
-			"movups	(%[in]), %%xmm0 \n"
-			"movaps %%xmm0, %%xmm2 \n"
-		 	DecryptAES256(sched_l)
-			"pxor %%xmm1, %%xmm0 \n"
-		 	"movups	%%xmm0, (%[out]) \n"
-			"movaps %%xmm2, %%xmm1 \n"
-		 	"dec %[num] \n"
-		 	"jnz 1b \n"	 	
-			: 
-			: [sched_iv]"r"(m_IVDecryption.GetKeySchedule ()), [sched_l]"r"(m_LayerDecryption.GetKeySchedule ()), 
-			  [in]"r"(in), [out]"r"(out), [num]"r"(63) // 63 blocks = 1008 bytes
-			: "%xmm0", "%xmm1", "%xmm2", "cc", "memory"
-		);
-#else
-		m_IVDecryption.Decrypt ((const ChipherBlock *)in, (ChipherBlock *)out); // iv
-		m_LayerDecryption.SetIV (out);	
-		m_LayerDecryption.Decrypt (in + 16, i2p::tunnel::TUNNEL_DATA_ENCRYPTED_SIZE, out + 16); // data
-		m_IVDecryption.Decrypt ((ChipherBlock *)out, (ChipherBlock *)out); // double iv
-#endif
-	}	
-
-/*	std::vector <std::unique_ptr<std::mutex> >  m_OpenSSLMutexes;
-	static void OpensslLockingCallback(int mode, int type, const char * file, int line)
-	{
-		if (type > 0 && (size_t)type < m_OpenSSLMutexes.size ())
-		{
-			if (mode & CRYPTO_LOCK)
-				m_OpenSSLMutexes[type]->lock ();
-			else
-				m_OpenSSLMutexes[type]->unlock ();
-		}	
-	}*/
-	
-
-	void InitCrypto (bool precomputation)
-	{
-		SSL_library_init ();
-/*		auto numLocks = CRYPTO_num_locks();
-		for (int i = 0; i < numLocks; i++)
-		     m_OpenSSLMutexes.emplace_back (new std::mutex);
-		CRYPTO_set_locking_callback (OpensslLockingCallback);*/
-		if (precomputation)
-		{	
-#if defined(__x86_64__)
-			g_ElggTable = new BIGNUM * [ELGAMAL_FULL_EXPONENT_NUM_BYTES][255];
-			PrecalculateElggTable (g_ElggTable, ELGAMAL_FULL_EXPONENT_NUM_BYTES);
-#else			
-			g_ElggTable = new BIGNUM * [ELGAMAL_SHORT_EXPONENT_NUM_BYTES][255];
-			PrecalculateElggTable (g_ElggTable, ELGAMAL_SHORT_EXPONENT_NUM_BYTES);
-#endif		
-		}	
-	}
-	
-	void TerminateCrypto ()
-	{
-		if (g_ElggTable)
-		{		
-			DestroyElggTable (g_ElggTable,
-#if defined(__x86_64__)				                  
-				ELGAMAL_FULL_EXPONENT_NUM_BYTES
-#else
-				ELGAMAL_SHORT_EXPONENT_NUM_BYTES	
-#endif	
-			);   
-			delete[] g_ElggTable; g_ElggTable = nullptr;
-		}	
-/*		CRYPTO_set_locking_callback (nullptr);
-		m_OpenSSLMutexes.clear ();*/
-	}	
-}
-}
-

Crypto.h

@@ -1,363 +0,0 @@
-#ifndef CRYPTO_H__
-#define CRYPTO_H__
-
-#include <inttypes.h>
-#include <string>
-#include <openssl/bn.h>
-#include <openssl/dh.h>
-#include <openssl/aes.h>
-#include <openssl/dsa.h>
-#include <openssl/ecdsa.h>
-#include <openssl/rsa.h>
-#include <openssl/sha.h>
-#include <openssl/evp.h>
-#include <openssl/rand.h>
-#include <openssl/engine.h>
-
-#include "Base.h"
-#include "Tag.h"
-
-namespace i2p
-{
-namespace crypto
-{
-	bool bn2buf (const BIGNUM * bn, uint8_t * buf, size_t len);
-
-	// DSA
-	DSA * CreateDSA ();	
-
-	// RSA
-	const BIGNUM * GetRSAE ();
-
-	// DH
-	class DHKeys
-	{
-		public:
-			
-			DHKeys ();
-			~DHKeys ();
-
-			void GenerateKeys ();
-			const uint8_t * GetPublicKey () const { return m_PublicKey; };
-			void Agree (const uint8_t * pub, uint8_t * shared);
-			
-		private:
-
-			DH * m_DH;
-			uint8_t m_PublicKey[256];
-	};	
-	
-	// ElGamal
-	void ElGamalEncrypt (const uint8_t * key, const uint8_t * data, uint8_t * encrypted, BN_CTX * ctx, bool zeroPadding = false);
-	bool ElGamalDecrypt (const uint8_t * key, const uint8_t * encrypted, uint8_t * data, BN_CTX * ctx, bool zeroPadding = false);
-	void GenerateElGamalKeyPair (uint8_t * priv, uint8_t * pub);
-
-	// HMAC
-	typedef i2p::data::Tag<32> MACKey;		
-	void HMACMD5Digest (uint8_t * msg, size_t len, const MACKey& key, uint8_t * digest);
-
-	// AES
-	struct ChipherBlock	
-	{
-		uint8_t buf[16];
-
-		void operator^=(const ChipherBlock& other) // XOR
-		{
-#if defined(__AVX__) // AVX
-			__asm__
-			(
-				"vmovups (%[buf]), %%xmm0 \n"	
-				"vmovups (%[other]), %%xmm1 \n"	
-				"vxorps %%xmm0, %%xmm1, %%xmm0 \n"
-				"vmovups %%xmm0, (%[buf]) \n"	
-				: 
-				: [buf]"r"(buf), [other]"r"(other.buf) 
-				: "%xmm0", "%xmm1", "memory"
-			);		
-#elif defined(__SSE__) // SSE
-			__asm__
-			(
-				"movups	(%[buf]), %%xmm0 \n"	
-				"movups	(%[other]), %%xmm1 \n"	
-				"pxor %%xmm1, %%xmm0 \n"
-				"movups	%%xmm0, (%[buf]) \n"
-				: 
-				: [buf]"r"(buf), [other]"r"(other.buf) 
-				: "%xmm0", "%xmm1", "memory"
-			);			
-#else
-			// TODO: implement it better
-			for (int i = 0; i < 16; i++)
-				buf[i] ^= other.buf[i];
-#endif
-		}	 
-	};
-
-	typedef i2p::data::Tag<32> AESKey;
-	
-	template<size_t sz>
-	class AESAlignedBuffer // 16 bytes alignment
-	{
-		public:
-		
-			AESAlignedBuffer ()
-			{
-				m_Buf = m_UnalignedBuffer;
-				uint8_t rem = ((size_t)m_Buf) & 0x0f;
-				if (rem)
-					m_Buf += (16 - rem);
-			}
-		
-			operator uint8_t * () { return m_Buf; };
-			operator const uint8_t * () const { return m_Buf; };
-			ChipherBlock * GetChipherBlock () { return (ChipherBlock *)m_Buf; };
-			const ChipherBlock * GetChipherBlock () const { return (const ChipherBlock *)m_Buf; };
-			
-		private:
-
-			uint8_t m_UnalignedBuffer[sz + 15]; // up to 15 bytes alignment
-			uint8_t * m_Buf;
-	};			
-
-
-#ifdef AESNI
-	class ECBCryptoAESNI
-	{	
-		public:
-
-			uint8_t * GetKeySchedule () { return m_KeySchedule; };
-
-		protected:
-
-			void ExpandKey (const AESKey& key);
-		
-		private:
-
-			AESAlignedBuffer<240> m_KeySchedule;  // 14 rounds for AES-256, 240 bytes
-	};	
-
-	class ECBEncryptionAESNI: public ECBCryptoAESNI
-	{
-		public:
-		
-			void SetKey (const AESKey& key) { ExpandKey (key); };
-			void Encrypt (const ChipherBlock * in, ChipherBlock * out);	
-	};	
-
-	class ECBDecryptionAESNI: public ECBCryptoAESNI
-	{
-		public:
-		
-			void SetKey (const AESKey& key);
-			void Decrypt (const ChipherBlock * in, ChipherBlock * out);		
-	};	
-
-	typedef ECBEncryptionAESNI ECBEncryption;
-	typedef ECBDecryptionAESNI ECBDecryption;
-
-#else // use openssl
-
-	class ECBEncryption
-	{
-		public:
-		
-			void SetKey (const AESKey& key) 
-			{ 
-				AES_set_encrypt_key (key, 256, &m_Key);
-			}
-			void Encrypt (const ChipherBlock * in, ChipherBlock * out)
-			{
-				AES_encrypt (in->buf, out->buf, &m_Key);
-			}	
-
-		private:
-
-			AES_KEY m_Key;
-	};	
-
-	class ECBDecryption
-	{
-		public:
-		
-			void SetKey (const AESKey& key) 
-			{ 
-				AES_set_decrypt_key (key, 256, &m_Key); 
-			}
-			void Decrypt (const ChipherBlock * in, ChipherBlock * out)
-			{
-				AES_decrypt (in->buf, out->buf, &m_Key);
-			}	
-
-		private:
-
-			AES_KEY m_Key;
-	};		
-
-
-#endif			
-
-	class CBCEncryption
-	{
-		public:
-	
-			CBCEncryption () { memset ((uint8_t *)m_LastBlock, 0, 16); };
-
-			void SetKey (const AESKey& key) { m_ECBEncryption.SetKey (key); }; // 32 bytes
-			void SetIV (const uint8_t * iv) { memcpy ((uint8_t *)m_LastBlock, iv, 16); }; // 16 bytes
-
-			void Encrypt (int numBlocks, const ChipherBlock * in, ChipherBlock * out);
-			void Encrypt (const uint8_t * in, std::size_t len, uint8_t * out);
-			void Encrypt (const uint8_t * in, uint8_t * out); // one block
-
-		private:
-
-			AESAlignedBuffer<16> m_LastBlock;
-			
-			ECBEncryption m_ECBEncryption;
-	};
-
-	class CBCDecryption
-	{
-		public:
-	
-			CBCDecryption () { memset ((uint8_t *)m_IV, 0, 16); };
-
-			void SetKey (const AESKey& key) { m_ECBDecryption.SetKey (key); }; // 32 bytes
-			void SetIV (const uint8_t * iv) { memcpy ((uint8_t *)m_IV, iv, 16); }; // 16 bytes
-
-			void Decrypt (int numBlocks, const ChipherBlock * in, ChipherBlock * out);
-			void Decrypt (const uint8_t * in, std::size_t len, uint8_t * out);
-			void Decrypt (const uint8_t * in, uint8_t * out); // one block
-
-		private:
-
-			AESAlignedBuffer<16> m_IV;
-			ECBDecryption m_ECBDecryption;
-	};	
-
-	class TunnelEncryption // with double IV encryption
-	{
-		public:
-
-			void SetKeys (const AESKey& layerKey, const AESKey& ivKey)
-			{
-				m_LayerEncryption.SetKey (layerKey);
-				m_IVEncryption.SetKey (ivKey);
-			}	
-
-			void Encrypt (const uint8_t * in, uint8_t * out); // 1024 bytes (16 IV + 1008 data)		
-
-		private:
-
-			ECBEncryption m_IVEncryption;
-#ifdef AESNI
-			ECBEncryption m_LayerEncryption;
-#else
-			CBCEncryption m_LayerEncryption;
-#endif
-	};
-
-	class TunnelDecryption // with double IV encryption
-	{
-		public:
-
-			void SetKeys (const AESKey& layerKey, const AESKey& ivKey)
-			{
-				m_LayerDecryption.SetKey (layerKey);
-				m_IVDecryption.SetKey (ivKey);
-			}			
-
-			void Decrypt (const uint8_t * in, uint8_t * out); // 1024 bytes (16 IV + 1008 data)	
-
-		private:
-
-			ECBDecryption m_IVDecryption;
-#ifdef AESNI
-			ECBDecryption m_LayerDecryption;
-#else
-			CBCDecryption m_LayerDecryption;
-#endif
-	};	
-	
-	void InitCrypto (bool precomputation);
-	void TerminateCrypto ();
-}		
-}	
-
-// take care about openssl version
-#include <openssl/opensslv.h>
-#if (OPENSSL_VERSION_NUMBER < 0x010100000) || defined(LIBRESSL_VERSION_NUMBER) // 1.1.0 or LibreSSL
-// define getters and setters introduced in 1.1.0
-inline int DSA_set0_pqg(DSA *d, BIGNUM *p, BIGNUM *q, BIGNUM *g) 
-	{ 
-		if (d->p) BN_free (d->p);
-		if (d->q) BN_free (d->q);
-		if (d->g) BN_free (d->g);
-		d->p = p; d->q = q; d->g = g; return 1; 
-	}
-inline int DSA_set0_key(DSA *d, BIGNUM *pub_key, BIGNUM *priv_key) 
-	{ 
-		if (d->pub_key) BN_free (d->pub_key);
-		if (d->priv_key) BN_free (d->priv_key);
-		d->pub_key = pub_key; d->priv_key = priv_key; return 1; 
-	} 
-inline void DSA_get0_key(const DSA *d, const BIGNUM **pub_key, const BIGNUM **priv_key) 
-	{ *pub_key = d->pub_key; *priv_key = d->priv_key; }
-inline int DSA_SIG_set0(DSA_SIG *sig, BIGNUM *r, BIGNUM *s) 
-	{ 
-		if (sig->r) BN_free (sig->r);
-		if (sig->s) BN_free (sig->s);
-		sig->r = r; sig->s = s; return 1; 
-	}
-inline void DSA_SIG_get0(const DSA_SIG *sig, const BIGNUM **pr, const BIGNUM **ps) 
-	{ *pr = sig->r; *ps = sig->s; }
-
-inline int ECDSA_SIG_set0(ECDSA_SIG *sig, BIGNUM *r, BIGNUM *s)
-	{ 
-		if (sig->r) BN_free (sig->r);
-		if (sig->s) BN_free (sig->s);
-		sig->r = r; sig->s = s; return 1; 
-	}
-inline void ECDSA_SIG_get0(const ECDSA_SIG *sig, const BIGNUM **pr, const BIGNUM **ps)
-	{ *pr = sig->r; *ps = sig->s; }
-
-inline int RSA_set0_key(RSA *r, BIGNUM *n, BIGNUM *e, BIGNUM *d) 
-	{
-		if (r->n) BN_free (r->n);
-		if (r->e) BN_free (r->e);
-		if (r->d) BN_free (r->d);
-		r->n = n; r->e = e; r->d = d; return 1; 
-	}
-inline void RSA_get0_key(const RSA *r, const BIGNUM **n, const BIGNUM **e, const BIGNUM **d)
-	{ *n = r->n; *e = r->e; *d = r->d; }
-
-inline int DH_set0_pqg(DH *dh, BIGNUM *p, BIGNUM *q, BIGNUM *g)
-	{ 
-		if (dh->p) BN_free (dh->p);
-		if (dh->q) BN_free (dh->q);
-		if (dh->g) BN_free (dh->g);
-		dh->p = p; dh->q = q; dh->g = g;  return 1; 
-	}
-inline int DH_set0_key(DH *dh, BIGNUM *pub_key, BIGNUM *priv_key)
-	{ 
-		if (dh->pub_key) BN_free (dh->pub_key); 
-		if (dh->priv_key) BN_free (dh->priv_key);
-		dh->pub_key = pub_key; dh->priv_key = priv_key; return 1; 
-	}
-inline void DH_get0_key(const DH *dh, const BIGNUM **pub_key, const BIGNUM **priv_key)
-	{ *pub_key = dh->pub_key; *priv_key = dh->priv_key; }
-
-inline RSA *EVP_PKEY_get0_RSA(EVP_PKEY *pkey)
-	{ return pkey->pkey.rsa; }
-
-inline EVP_MD_CTX *EVP_MD_CTX_new ()
-	{ return EVP_MD_CTX_create(); }
-inline void EVP_MD_CTX_free (EVP_MD_CTX *ctx)
-	{ EVP_MD_CTX_destroy (ctx); }
-
-// ssl
-#define TLS_method TLSv1_method
-
-#endif
-
-#endif

Daemon.cpp

@@ -1,358 +0,0 @@
-#include <thread>
-#include <memory>
-
-#include "Daemon.h"
-
-#include "Config.h"
-#include "Log.h"
-#include "FS.h"
-#include "Base.h"
-#include "version.h"
-#include "Transports.h"
-#include "NTCPSession.h"
-#include "RouterInfo.h"
-#include "RouterContext.h"
-#include "Tunnel.h"
-#include "HTTP.h"
-#include "NetDb.h"
-#include "Garlic.h"
-#include "Streaming.h"
-#include "Destination.h"
-#include "HTTPServer.h"
-#include "I2PControl.h"
-#include "ClientContext.h"
-#include "Crypto.h"
-#include "UPnP.h"
-#include "util.h"
-
-#include "Event.h"
-#include "Websocket.h"
-
-namespace i2p
-{
-	namespace util
-	{
-		class Daemon_Singleton::Daemon_Singleton_Private
-		{
-		public:
-			Daemon_Singleton_Private() {};
-			~Daemon_Singleton_Private() {};
-
-			std::unique_ptr<i2p::http::HTTPServer> httpServer;
-			std::unique_ptr<i2p::client::I2PControlService> m_I2PControlService;
-			std::unique_ptr<i2p::transport::UPnP> UPnP;
-#ifdef WITH_EVENTS
-			std::unique_ptr<i2p::event::WebsocketServer> m_WebsocketServer;
-#endif
-		};
-
-		Daemon_Singleton::Daemon_Singleton() : isDaemon(false), running(true), d(*new Daemon_Singleton_Private()) {}
-		Daemon_Singleton::~Daemon_Singleton() {
-			delete &d;
-		}
-
-		bool Daemon_Singleton::IsService () const
-		{
-			bool service = false;
-#ifndef _WIN32
-			i2p::config::GetOption("service", service);
-#endif
-			return service;
-		}
-
-		bool Daemon_Singleton::init(int argc, char* argv[])
-		{
-			i2p::config::Init();
-			i2p::config::ParseCmdline(argc, argv);
-
-			std::string config;  i2p::config::GetOption("conf",    config);
-			std::string datadir; i2p::config::GetOption("datadir", datadir);
-			i2p::fs::DetectDataDir(datadir, IsService());
-			i2p::fs::Init();
-
-			datadir = i2p::fs::GetDataDir();
-			// TODO: drop old name detection in v2.8.0
-			if (config == "")
-			{
-				config = i2p::fs::DataDirPath("i2p.conf");
-				if (i2p::fs::Exists (config)) {
-					LogPrint(eLogWarning, "Daemon: please rename i2p.conf to i2pd.conf here: ", config);
-				} else {
-					config = i2p::fs::DataDirPath("i2pd.conf");
-					if (!i2p::fs::Exists (config)) {
-						// use i2pd.conf only if exists
-						config = ""; /* reset */
-					}
-				}
-			}
-
-			i2p::config::ParseConfig(config);
-			i2p::config::Finalize();
-
-			i2p::config::GetOption("daemon", isDaemon);
-
-			std::string logs     = ""; i2p::config::GetOption("log",      logs);
-			std::string logfile  = ""; i2p::config::GetOption("logfile",  logfile);
-			std::string loglevel = ""; i2p::config::GetOption("loglevel", loglevel);
-
-			/* setup logging */
-			if (isDaemon && (logs == "" || logs == "stdout"))
-				logs = "file";
-
-			i2p::log::Logger().SetLogLevel(loglevel);
-			if (logs == "file") {
-				if (logfile == "")
-					logfile = i2p::fs::DataDirPath("i2pd.log");
-				LogPrint(eLogInfo, "Log: will send messages to ", logfile);
-				i2p::log::Logger().SendTo (logfile);
-#ifndef _WIN32
-			} else if (logs == "syslog") {
-				LogPrint(eLogInfo, "Log: will send messages to syslog");
-				i2p::log::Logger().SendTo("i2pd", LOG_DAEMON);
-#endif
-			} else {
-				// use stdout -- default
-			}
-
-			LogPrint(eLogInfo,	"i2pd v", VERSION, " starting");
-			LogPrint(eLogDebug, "FS: main config file: ", config);
-			LogPrint(eLogDebug, "FS: data directory: ", datadir);
-
-			bool precomputation; i2p::config::GetOption("precomputation.elgamal", precomputation);
-			i2p::crypto::InitCrypto (precomputation);
-
-			int netID; i2p::config::GetOption("netid", netID);
-			i2p::context.SetNetID (netID);
-			i2p::context.Init ();
-
-			bool ipv6;		i2p::config::GetOption("ipv6", ipv6);
-			bool ipv4;		i2p::config::GetOption("ipv4", ipv4);
-#ifdef MESHNET
-			// manual override for meshnet
-			ipv4 = false;
-			ipv6 = true;
-#endif
-			uint16_t port; i2p::config::GetOption("port", port);
-			if (!i2p::config::IsDefault("port"))
-			{
-				LogPrint(eLogInfo, "Daemon: accepting incoming connections at port ", port);
-				i2p::context.UpdatePort (port);
-			}
-			i2p::context.SetSupportsV6		 (ipv6);
-			i2p::context.SetSupportsV4		 (ipv4);
-			
-			bool transit; i2p::config::GetOption("notransit", transit);
-			i2p::context.SetAcceptsTunnels (!transit);
-			uint16_t transitTunnels; i2p::config::GetOption("limits.transittunnels", transitTunnels);
-			SetMaxNumTransitTunnels (transitTunnels);
-
-			bool isFloodfill; i2p::config::GetOption("floodfill", isFloodfill);
-			if (isFloodfill) {
-				LogPrint(eLogInfo, "Daemon: router will be floodfill");
-				i2p::context.SetFloodfill (true);
-			}	else {
-				i2p::context.SetFloodfill (false);
-			}
-
-			/* this section also honors 'floodfill' flag, if set above */
-			std::string bandwidth; i2p::config::GetOption("bandwidth", bandwidth);
-			if (bandwidth.length () > 0)
-			{	
-				if (bandwidth[0] >= 'K' && bandwidth[0] <= 'X') 
-				{
-					i2p::context.SetBandwidth (bandwidth[0]);
-					LogPrint(eLogInfo, "Daemon: bandwidth set to ", i2p::context.GetBandwidthLimit (), "KBps");
-				} 
-				else 
-				{
-					auto value = std::atoi(bandwidth.c_str());
-					if (value > 0) 
-					{	
-						i2p::context.SetBandwidth (value);
-						LogPrint(eLogInfo, "Daemon: bandwidth set to ", i2p::context.GetBandwidthLimit (), " KBps");
-					}
-					else
-					{
-						LogPrint(eLogInfo, "Daemon: unexpected bandwidth ", bandwidth, ". Set to 'low'");
-						i2p::context.SetBandwidth (i2p::data::CAPS_FLAG_LOW_BANDWIDTH2);
-					}	
-				}	
-			}	
-			else if (isFloodfill) 
-			{
-				LogPrint(eLogInfo, "Daemon: floodfill bandwidth set to 'extra'");
-				i2p::context.SetBandwidth (i2p::data::CAPS_FLAG_EXTRA_BANDWIDTH1);
-			} 
-			else
-			{
-				LogPrint(eLogInfo, "Daemon: bandwidth set to 'low'");
-				i2p::context.SetBandwidth (i2p::data::CAPS_FLAG_LOW_BANDWIDTH2);
-			}	
-
-			std::string family; i2p::config::GetOption("family", family);
-			i2p::context.SetFamily (family);
-			if (family.length () > 0)
-				LogPrint(eLogInfo, "Daemon: family set to ", family);	
-
-      bool trust; i2p::config::GetOption("trust.enabled", trust);
-      if (trust)
-      {
-        LogPrint(eLogInfo, "Daemon: explicit trust enabled");
-        std::string fam; i2p::config::GetOption("trust.family", fam);
-				std::string routers; i2p::config::GetOption("trust.routers", routers);
-				bool restricted = false;
-        if (fam.length() > 0)
-        {
-					std::set<std::string> fams;
-					size_t pos = 0, comma;
-					do
-					{
-						comma = fam.find (',', pos);
-						fams.insert (fam.substr (pos, comma != std::string::npos ? comma - pos : std::string::npos));
-						pos = comma + 1;
-					}
-					while (comma != std::string::npos);				 
-					i2p::transport::transports.RestrictRoutesToFamilies(fams);
-					restricted  = fams.size() > 0;
-        }
-				if (routers.length() > 0) {
-					std::set<i2p::data::IdentHash> idents;
-					size_t pos = 0, comma;
-					do
-					{
-						comma = routers.find (',', pos);
-						i2p::data::IdentHash ident;
-						ident.FromBase64 (routers.substr (pos, comma != std::string::npos ? comma - pos : std::string::npos));	
-						idents.insert (ident);
-						pos = comma + 1;
-					}
-					while (comma != std::string::npos);				 
-					LogPrint(eLogInfo, "Daemon: setting restricted routes to use ", idents.size(), " trusted routesrs");
-					i2p::transport::transports.RestrictRoutesToRouters(idents);
-					restricted = idents.size() > 0;
-				}
-				if(!restricted)
-					LogPrint(eLogError, "Daemon: no trusted routers of families specififed");
-      }
-      bool hidden; i2p::config::GetOption("trust.hidden", hidden);
-      if (hidden)
-      {
-        LogPrint(eLogInfo, "Daemon: using hidden mode");
-        i2p::data::netdb.SetHidden(true);
-      }
-      return true;
-		}
-			
-		bool Daemon_Singleton::start()
-		{
-			i2p::log::Logger().Start();
-			LogPrint(eLogInfo, "Daemon: starting NetDB");
-			i2p::data::netdb.Start();
-
-			bool upnp; i2p::config::GetOption("upnp.enabled", upnp);
-			if (upnp) {
-				d.UPnP = std::unique_ptr<i2p::transport::UPnP>(new i2p::transport::UPnP);
-				d.UPnP->Start ();
-			}
-
-			bool ntcp; i2p::config::GetOption("ntcp", ntcp);
-			bool ssu; i2p::config::GetOption("ssu", ssu);
-			LogPrint(eLogInfo, "Daemon: starting Transports");
-			if(!ssu) LogPrint(eLogInfo, "Daemon: ssu disabled");
-			if(!ntcp) LogPrint(eLogInfo, "Daemon: ntcp disabled");
-			i2p::transport::transports.Start(ntcp, ssu);
-			if (i2p::transport::transports.IsBoundNTCP() || i2p::transport::transports.IsBoundSSU()) {
-				LogPrint(eLogInfo, "Daemon: Transports started");
-			} else {
-				LogPrint(eLogError, "Daemon: failed to start Transports");
-				/** shut down netdb right away */
-				i2p::transport::transports.Stop();
-				i2p::data::netdb.Stop();
-				return false;
-			}
-						
-			bool http; i2p::config::GetOption("http.enabled", http);
-			if (http) {
-				std::string httpAddr; i2p::config::GetOption("http.address", httpAddr);
-				uint16_t		httpPort; i2p::config::GetOption("http.port",		 httpPort);
-				LogPrint(eLogInfo, "Daemon: starting HTTP Server at ", httpAddr, ":", httpPort);
-				d.httpServer = std::unique_ptr<i2p::http::HTTPServer>(new i2p::http::HTTPServer(httpAddr, httpPort));
-				d.httpServer->Start();
-			}
-
-			
-			LogPrint(eLogInfo, "Daemon: starting Tunnels");
-			i2p::tunnel::tunnels.Start();
-
-			LogPrint(eLogInfo, "Daemon: starting Client");
-			i2p::client::context.Start ();
-
-			// I2P Control Protocol
-			bool i2pcontrol; i2p::config::GetOption("i2pcontrol.enabled", i2pcontrol);
-			if (i2pcontrol) {
-				std::string i2pcpAddr; i2p::config::GetOption("i2pcontrol.address", i2pcpAddr);
-				uint16_t    i2pcpPort; i2p::config::GetOption("i2pcontrol.port",    i2pcpPort);
-				LogPrint(eLogInfo, "Daemon: starting I2PControl at ", i2pcpAddr, ":", i2pcpPort);
-				d.m_I2PControlService = std::unique_ptr<i2p::client::I2PControlService>(new i2p::client::I2PControlService (i2pcpAddr, i2pcpPort));
-				d.m_I2PControlService->Start ();
-			}
-#ifdef WITH_EVENTS
-
-			bool websocket; i2p::config::GetOption("websockets.enabled", websocket);
-			if(websocket) {
-				std::string websocketAddr; i2p::config::GetOption("websockets.address", websocketAddr);
-				uint16_t		websocketPort; i2p::config::GetOption("websockets.port",		websocketPort);
-				LogPrint(eLogInfo, "Daemon: starting Websocket server at ", websocketAddr, ":", websocketPort);
-				d.m_WebsocketServer = std::unique_ptr<i2p::event::WebsocketServer>(new i2p::event::WebsocketServer (websocketAddr, websocketPort));
-				d.m_WebsocketServer->Start();
-				i2p::event::core.SetListener(d.m_WebsocketServer->ToListener());
-			}
-#endif
-			return true;
-		}
-
-		bool Daemon_Singleton::stop()
-		{
-#ifdef WITH_EVENTS
-			i2p::event::core.SetListener(nullptr);
-#endif
-			LogPrint(eLogInfo, "Daemon: shutting down");
-			LogPrint(eLogInfo, "Daemon: stopping Client");
-			i2p::client::context.Stop();
-			LogPrint(eLogInfo, "Daemon: stopping Tunnels");
-			i2p::tunnel::tunnels.Stop();
-
-			if (d.UPnP) {
-				d.UPnP->Stop ();
-				d.UPnP = nullptr;
-			}
-
-			LogPrint(eLogInfo, "Daemon: stopping Transports");
-			i2p::transport::transports.Stop();
-			LogPrint(eLogInfo, "Daemon: stopping NetDB");
-			i2p::data::netdb.Stop();
-			if (d.httpServer) {
-				LogPrint(eLogInfo, "Daemon: stopping HTTP Server");
-				d.httpServer->Stop();
-				d.httpServer = nullptr;
-			}
-			if (d.m_I2PControlService)
-			{
-				LogPrint(eLogInfo, "Daemon: stopping I2PControl");
-				d.m_I2PControlService->Stop ();
-				d.m_I2PControlService = nullptr;
-			}
-#ifdef WITH_EVENTS
-			if (d.m_WebsocketServer) {
-				LogPrint(eLogInfo, "Daemon: stopping Websocket server");
-				d.m_WebsocketServer->Stop();
-				d.m_WebsocketServer = nullptr;
-			}
-#endif
-			i2p::crypto::TerminateCrypto ();
-			i2p::log::Logger().Stop();
-
-			return true;
-		}
-}
-}

Daemon.h

@@ -1,107 +0,0 @@
-#ifndef DAEMON_H__
-#define DAEMON_H__
-
-#include <memory>
-#include <string>
-
-namespace i2p
-{
-	namespace util
-	{
-		class Daemon_Singleton_Private;
-		class Daemon_Singleton
-		{
-		public:
-			virtual bool init(int argc, char* argv[]);
-			virtual bool start();
-			virtual bool stop();
-			virtual void run () {};
-
-			bool isDaemon;
-			bool running;
-
-		protected:
-			Daemon_Singleton();
-			virtual ~Daemon_Singleton();
-
-			bool IsService () const;
-
-			// d-pointer for httpServer, httpProxy, etc.
-			class Daemon_Singleton_Private;
-			Daemon_Singleton_Private &d;
-		};
-
-#if defined(QT_GUI_LIB) // check if QT
-#define Daemon i2p::util::DaemonQT::Instance()
-	// dummy, invoked from RunQT	
-    class DaemonQT: public i2p::util::Daemon_Singleton
-	{
-		public:
-
-			static DaemonQT& Instance()
-			{
-				static DaemonQT instance;
-				return instance;
-			}
-    };
-
-#elif defined(ANDROID)
-#define Daemon i2p::util::DaemonAndroid::Instance()
-	// dummy, invoked from android/jni/DaemonAndroid.*
-    class DaemonAndroid: public i2p::util::Daemon_Singleton
-	{
-		public:
-
-			static DaemonAndroid& Instance()
-			{
-				static DaemonAndroid instance;
-				return instance;
-			}
-    };
-
-#elif defined(_WIN32)
-#define Daemon i2p::util::DaemonWin32::Instance()
-		class DaemonWin32 : public Daemon_Singleton
-		{
-		public:
-			static DaemonWin32& Instance()
-			{
-				static DaemonWin32 instance;
-				return instance;
-			}
-
-			bool init(int argc, char* argv[]);
-			bool start();
-			bool stop();
-			void run ();
-		};
-#else
-#define Daemon i2p::util::DaemonLinux::Instance()
-        class DaemonLinux : public Daemon_Singleton
-		{
-			public:
-				static DaemonLinux& Instance()
-				{
-					static DaemonLinux instance;
-					return instance;
-				}
-
-				bool start();
-				bool stop();
-				void run ();
-
-			private:
-
-				std::string pidfile;
-                int pidFH;
-
-			public:
-
-				int gracefulShutdownInterval; // in seconds
-
-		};
-#endif
-	}
-}
-
-#endif // DAEMON_H__

DaemonWin32.cpp

@@ -1,115 +0,0 @@
-#include <thread>
-#include <clocale>
-#include "Config.h"
-#include "Daemon.h"
-#include "util.h"
-#include "Log.h"
-
-#ifdef _WIN32
-
-#include "Win32/Win32Service.h"
-#ifdef WIN32_APP
-#include "Win32/Win32App.h"
-#endif
-
-namespace i2p
-{
-	namespace util
-	{
-		bool DaemonWin32::init(int argc, char* argv[])
-		{
-			setlocale(LC_CTYPE, "");
-			SetConsoleCP(1251);
-			SetConsoleOutputCP(1251);
-			setlocale(LC_ALL, "Russian");
-
-			if (!Daemon_Singleton::init(argc, argv))
-				return false;
-
-			std::string serviceControl; i2p::config::GetOption("svcctl", serviceControl);
-			if (serviceControl == "install")
-			{
-				LogPrint(eLogInfo, "WinSVC: installing ", SERVICE_NAME, " as service");
-				InstallService(
-					SERVICE_NAME,               // Name of service
-					SERVICE_DISPLAY_NAME,       // Name to display
-					SERVICE_START_TYPE,         // Service start type
-					SERVICE_DEPENDENCIES,       // Dependencies
-					SERVICE_ACCOUNT,            // Service running account
-					SERVICE_PASSWORD            // Password of the account
-					);
-				return false;
-			}
-			else if (serviceControl == "remove")
-			{
-				LogPrint(eLogInfo, "WinSVC: uninstalling ", SERVICE_NAME, " service");
-				UninstallService(SERVICE_NAME);
-				return false;
-			}
-
-			if (isDaemon)
-			{
-				LogPrint(eLogDebug, "Daemon: running as service");
-				I2PService service(SERVICE_NAME);
-				if (!I2PService::Run(service))
-				{
-					LogPrint(eLogError, "Daemon: Service failed to run w/err 0x%08lx\n", GetLastError());
-					return false;
-				}
-				return false;
-			}
-			else
-				LogPrint(eLogDebug, "Daemon: running as user");
-
-			return true;
-		}
-
-		bool DaemonWin32::start()
-		{
-			setlocale(LC_CTYPE, "");
-			SetConsoleCP(1251);
-			SetConsoleOutputCP(1251);
-			setlocale(LC_ALL, "Russian");
-#ifdef WIN32_APP
-            if (!i2p::win32::StartWin32App ()) return false;
-
-            // override log
-            i2p::config::SetOption("log", std::string ("file"));
-#endif
-			bool ret = Daemon_Singleton::start();
-			if (ret && i2p::log::Logger().GetLogType() == eLogFile)
-			{
-				// TODO: find out where this garbage to console comes from
-				SetStdHandle(STD_OUTPUT_HANDLE, INVALID_HANDLE_VALUE);
-				SetStdHandle(STD_ERROR_HANDLE, INVALID_HANDLE_VALUE);
-			}
-			bool insomnia; i2p::config::GetOption("insomnia", insomnia);
-			if (insomnia)
-				SetThreadExecutionState(ES_CONTINUOUS | ES_SYSTEM_REQUIRED);
-			return ret;
-		}
-
-		bool DaemonWin32::stop()
-		{
-#ifdef WIN32_APP
-		    i2p::win32::StopWin32App ();
-#endif
-			return Daemon_Singleton::stop();
-		}
-
-		void DaemonWin32::run ()
-        {
-#ifdef WIN32_APP
-            i2p::win32::RunWin32App ();
-#else
-		 while (running)
-		{
-			std::this_thread::sleep_for (std::chrono::seconds(1));
-		}
- 	
-#endif
-        }
-	}
-}
-
-#endif

Datagram.cpp

@@ -1,356 +0,0 @@
-#include <string.h>
-#include <vector>
-#include "Crypto.h"
-#include "Log.h"
-#include "TunnelBase.h"
-#include "RouterContext.h"
-#include "Destination.h"
-#include "Datagram.h"
-
-namespace i2p
-{
-namespace datagram
-{
-	DatagramDestination::DatagramDestination (std::shared_ptr<i2p::client::ClientDestination> owner): 
-		m_Owner (owner.get()),
-		m_Receiver (nullptr)
-	{
-		m_Identity.FromBase64 (owner->GetIdentity()->ToBase64());
-	}
-	
-	DatagramDestination::~DatagramDestination ()
-	{
-		m_Sessions.clear();
-	}
-
-	void DatagramDestination::SendDatagramTo(const uint8_t * payload, size_t len, const i2p::data::IdentHash & identity, uint16_t fromPort, uint16_t toPort)
-	{	
-		auto owner = m_Owner;
-		std::vector<uint8_t> v(MAX_DATAGRAM_SIZE);
-		uint8_t * buf = v.data();
-		auto identityLen = m_Identity.ToBuffer (buf, MAX_DATAGRAM_SIZE);
-		uint8_t * signature = buf + identityLen;
-		auto signatureLen = m_Identity.GetSignatureLen ();
-		uint8_t * buf1 = signature + signatureLen;
-		size_t headerLen = identityLen + signatureLen;
-		
-		memcpy (buf1, payload, len);	
-		if (m_Identity.GetSigningKeyType () == i2p::data::SIGNING_KEY_TYPE_DSA_SHA1)
-		{
-			uint8_t hash[32];	
-			SHA256(buf1, len, hash);
-			owner->Sign (hash, 32, signature);
-		}
-		else
-			owner->Sign (buf1, len, signature);
-
-		auto msg = CreateDataMessage (buf, len + headerLen, fromPort, toPort);
-		auto session = ObtainSession(identity);
-		session->SendMsg(msg);
-	}
-
-
-	void DatagramDestination::HandleDatagram (uint16_t fromPort, uint16_t toPort,uint8_t * const &buf, size_t len)
-	{
-		i2p::data::IdentityEx identity;
-		size_t identityLen = identity.FromBuffer (buf, len);
-		const uint8_t * signature = buf + identityLen;
-		size_t headerLen = identityLen + identity.GetSignatureLen ();
-
-		bool verified = false;
-		if (identity.GetSigningKeyType () == i2p::data::SIGNING_KEY_TYPE_DSA_SHA1)
-		{
-			uint8_t hash[32];
-			SHA256(buf + headerLen, len - headerLen, hash);
-			verified = identity.Verify (hash, 32, signature);
-		}	
-		else	
-			verified = identity.Verify (buf + headerLen, len - headerLen, signature);
-				
-		if (verified)
-		{
-			auto h = identity.GetIdentHash();
-			auto session = ObtainSession(h);
-			session->Ack();
-			auto r = FindReceiver(toPort);
-			if(r)
-				r(identity, fromPort, toPort, buf + headerLen, len -headerLen);
-			else
-				LogPrint (eLogWarning, "DatagramDestination: no receiver for port ", toPort);
-		}
-		else
-			LogPrint (eLogWarning, "Datagram signature verification failed");	
-	}
-
-	DatagramDestination::Receiver DatagramDestination::FindReceiver(uint16_t port)
-	{
-		std::lock_guard<std::mutex> lock(m_ReceiversMutex);
-		Receiver r = m_Receiver;
-		auto itr = m_ReceiversByPorts.find(port);
-		if (itr != m_ReceiversByPorts.end())
-			r = itr->second;
-		return r;
-	}
-
-	void DatagramDestination::HandleDataMessagePayload (uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len)
-	{
-		// unzip it
-		uint8_t uncompressed[MAX_DATAGRAM_SIZE];
-		size_t uncompressedLen = m_Inflator.Inflate (buf, len, uncompressed, MAX_DATAGRAM_SIZE);
-		if (uncompressedLen)
-			HandleDatagram (fromPort, toPort, uncompressed, uncompressedLen);
-		else
-			LogPrint (eLogWarning, "Datagram: decompression failed");
-	}
-
-	std::shared_ptr<I2NPMessage> DatagramDestination::CreateDataMessage (const uint8_t * payload, size_t len, uint16_t fromPort, uint16_t toPort)
-	{
-		auto msg = NewI2NPMessage ();
-		uint8_t * buf = msg->GetPayload ();
-		buf += 4; // reserve for length
-		size_t size = m_Deflator.Deflate (payload, len, buf, msg->maxLen - msg->len);
-		if (size)
-		{
-			htobe32buf (msg->GetPayload (), size); // length
-			htobe16buf (buf + 4, fromPort); // source port
-			htobe16buf (buf + 6, toPort); // destination port 
-			buf[9] = i2p::client::PROTOCOL_TYPE_DATAGRAM; // datagram protocol
-			msg->len += size + 4; 
-			msg->FillI2NPMessageHeader (eI2NPData);
-		}	
-		else
-			msg = nullptr;
-		return msg;
-	}
-
-	void DatagramDestination::CleanUp ()
-	{			
-		if (m_Sessions.empty ()) return;
-		auto now = i2p::util::GetMillisecondsSinceEpoch();
-		LogPrint(eLogDebug, "DatagramDestination: clean up sessions");
-		std::unique_lock<std::mutex> lock(m_SessionsMutex);
-		// for each session ...
-		for (auto it = m_Sessions.begin (); it != m_Sessions.end (); ) 
-		{
-			// check if expired
-			if (now - it->second->LastActivity() >= DATAGRAM_SESSION_MAX_IDLE)
-			{
-				LogPrint(eLogInfo, "DatagramDestination: expiring idle session with ", it->first.ToBase32());
-				it->second->Stop ();
-				it = m_Sessions.erase (it); // we are expired
-			}
-			else
-				it++;
-		}
-	}
-	
-	std::shared_ptr<DatagramSession> DatagramDestination::ObtainSession(const i2p::data::IdentHash & identity)
-	{
-		std::shared_ptr<DatagramSession> session = nullptr;
-		std::lock_guard<std::mutex> lock(m_SessionsMutex);
-		auto itr = m_Sessions.find(identity);
-		if (itr == m_Sessions.end()) {
-			// not found, create new session
-			session = std::make_shared<DatagramSession>(m_Owner, identity);
-			session->Start ();
-			m_Sessions[identity] = session;
-		} else {
-			session = itr->second;
-		}
-		return session;
-	}
-
-	std::shared_ptr<DatagramSession::Info> DatagramDestination::GetInfoForRemote(const i2p::data::IdentHash & remote)
-	{
-		std::lock_guard<std::mutex> lock(m_SessionsMutex);
-		for ( auto & item : m_Sessions)
-		{
-			if(item.first == remote) return std::make_shared<DatagramSession::Info>(item.second->GetSessionInfo());
-		}
-		return nullptr;
-	}
-	
-	DatagramSession::DatagramSession(i2p::client::ClientDestination * localDestination,
-																	 const i2p::data::IdentHash & remoteIdent) :
-		m_LocalDestination(localDestination),
-		m_RemoteIdent(remoteIdent),
-		m_SendQueueTimer(localDestination->GetService()),
-		m_RequestingLS(false)
-	{
-	}
-
-	void DatagramSession::Start ()
-	{
-		m_LastUse = i2p::util::GetMillisecondsSinceEpoch ();
-		ScheduleFlushSendQueue();
-	}
-
-	void DatagramSession::Stop ()
-	{
-		m_SendQueueTimer.cancel ();
-	}
-
-	void DatagramSession::SendMsg(std::shared_ptr<I2NPMessage> msg)
-	{
-		// we used this session
-		m_LastUse = i2p::util::GetMillisecondsSinceEpoch();
-		// schedule send
-		auto self = shared_from_this();
-		m_LocalDestination->GetService().post(std::bind(&DatagramSession::HandleSend, self, msg));
-	}
-
-	DatagramSession::Info DatagramSession::GetSessionInfo() const
-	{
-		if(!m_RoutingSession)
-			return DatagramSession::Info(nullptr, nullptr, m_LastUse);
-		
-		auto routingPath = m_RoutingSession->GetSharedRoutingPath();
-		if (!routingPath)
-			return DatagramSession::Info(nullptr, nullptr, m_LastUse);
-		auto lease = routingPath->remoteLease;
-		auto tunnel = routingPath->outboundTunnel;
-		if(lease)
-		{
-			if(tunnel)
-				return DatagramSession::Info(lease->tunnelGateway, tunnel->GetEndpointIdentHash(), m_LastUse);
-			else
-				return DatagramSession::Info(lease->tunnelGateway, nullptr, m_LastUse);
-		}
-		else if(tunnel)
-			return DatagramSession::Info(nullptr, tunnel->GetEndpointIdentHash(), m_LastUse);
-		else
-			return DatagramSession::Info(nullptr, nullptr, m_LastUse);
-	}
-
-	void DatagramSession::Ack()
-	{
-		m_LastUse = i2p::util::GetMillisecondsSinceEpoch();
-		auto path = GetSharedRoutingPath();
-		if(path)
-			path->updateTime = i2p::util::GetSecondsSinceEpoch ();
-	}
-
-	std::shared_ptr<i2p::garlic::GarlicRoutingPath> DatagramSession::GetSharedRoutingPath ()
-	{
-		if(!m_RoutingSession) {
-			if(!m_RemoteLeaseSet) {
-				m_RemoteLeaseSet = m_LocalDestination->FindLeaseSet(m_RemoteIdent);
-			}
-			if(!m_RemoteLeaseSet) {
-				// no remote lease set
-				if(!m_RequestingLS) {
-					m_RequestingLS = true;
-					m_LocalDestination->RequestDestination(m_RemoteIdent, std::bind(&DatagramSession::HandleLeaseSetUpdated, this, std::placeholders::_1));
-				}
-				return nullptr;
-			}
-			m_RoutingSession = m_LocalDestination->GetRoutingSession(m_RemoteLeaseSet, true);
-		}
-		auto path = m_RoutingSession->GetSharedRoutingPath();
-		if(path) {
-			if (m_CurrentOutboundTunnel && !m_CurrentOutboundTunnel->IsEstablished()) {
-				// bad outbound tunnel, switch outbound tunnel
-				m_CurrentOutboundTunnel = m_LocalDestination->GetTunnelPool()->GetNextOutboundTunnel(m_CurrentOutboundTunnel);
-				path->outboundTunnel = m_CurrentOutboundTunnel;
-			}
-			if(m_CurrentRemoteLease && m_CurrentRemoteLease->ExpiresWithin(DATAGRAM_SESSION_LEASE_HANDOVER_WINDOW)) {
-				// bad lease, switch to next one
-				if(m_RemoteLeaseSet) {
-					auto ls = m_RemoteLeaseSet->GetNonExpiredLeasesExcluding([&](const i2p::data::Lease& l) -> bool {
-							return l.tunnelGateway == m_CurrentRemoteLease->tunnelGateway;
-					});
-					auto sz = ls.size();
-					if (sz) {
-						auto idx = rand() % sz;
-						m_CurrentRemoteLease = ls[idx];
-					}
-				} else {
-					// no remote lease set?
-					LogPrint(eLogWarning, "DatagramSession: no cached remote lease set for ", m_RemoteIdent.ToBase32());
-				}
-				path->remoteLease = m_CurrentRemoteLease;
-			}
-		} else {
-			// no current path, make one
-			path = std::make_shared<i2p::garlic::GarlicRoutingPath>();
-			// switch outbound tunnel if bad
-			if(m_CurrentOutboundTunnel == nullptr || ! m_CurrentOutboundTunnel->IsEstablished()) {
-				m_CurrentOutboundTunnel = m_LocalDestination->GetTunnelPool()->GetNextOutboundTunnel(m_CurrentOutboundTunnel);
-			}
-			// switch lease if bad
-			if(m_CurrentRemoteLease == nullptr || m_CurrentRemoteLease->ExpiresWithin(DATAGRAM_SESSION_LEASE_HANDOVER_WINDOW)) {
-				if(!m_RemoteLeaseSet) {
-					m_RemoteLeaseSet = m_LocalDestination->FindLeaseSet(m_RemoteIdent);
-				}
-				if(m_RemoteLeaseSet) {
-					// pick random next good lease
-					auto ls = m_RemoteLeaseSet->GetNonExpiredLeasesExcluding([&] (const i2p::data::Lease & l) -> bool {
-							if(m_CurrentRemoteLease)
-								return l.tunnelGateway == m_CurrentRemoteLease->tunnelGateway;
-							return false;
-					});
-					auto sz = ls.size();
-					if(sz) {
-						auto idx = rand() % sz;
-						m_CurrentRemoteLease = ls[idx];
-					}
-				} else {
-					// no remote lease set currently, bail
-					LogPrint(eLogWarning, "DatagramSession: no remote lease set found for ", m_RemoteIdent.ToBase32());
-					return nullptr;
-				}
-			}
-			path->outboundTunnel = m_CurrentOutboundTunnel;
-			path->remoteLease = m_CurrentRemoteLease;
-			m_RoutingSession->SetSharedRoutingPath(path);
-		}
-		return path;
-	
-	}
-
-	void DatagramSession::HandleLeaseSetUpdated(std::shared_ptr<i2p::data::LeaseSet> ls)
-	{
-		m_RequestingLS = false;
-		if(!ls) return;
-		// only update lease set if found and newer than previous lease set
-		uint64_t oldExpire = 0;
-		if(m_RemoteLeaseSet) oldExpire = m_RemoteLeaseSet->GetExpirationTime();
-		if(ls && ls->GetExpirationTime() > oldExpire) m_RemoteLeaseSet = ls;
-	}
-
-	void DatagramSession::HandleSend(std::shared_ptr<I2NPMessage> msg)
-	{
-	  m_SendQueue.push_back(msg);
-		// flush queue right away if full
-		if(m_SendQueue.size() >= DATAGRAM_SEND_QUEUE_MAX_SIZE) FlushSendQueue();
-	}
-
-	void DatagramSession::FlushSendQueue ()
-	{
-
-		std::vector<i2p::tunnel::TunnelMessageBlock> send;
-		auto routingPath = GetSharedRoutingPath();
-		// if we don't have a routing path we will drop all queued messages
-		if(routingPath && routingPath->outboundTunnel && routingPath->remoteLease)
-		{
-			for (const auto & msg : m_SendQueue)
-			{
-				auto m = m_RoutingSession->WrapSingleMessage(msg);
-				send.push_back(i2p::tunnel::TunnelMessageBlock{i2p::tunnel::eDeliveryTypeTunnel,routingPath->remoteLease->tunnelGateway, routingPath->remoteLease->tunnelID, m});
-			}
-			routingPath->outboundTunnel->SendTunnelDataMsg(send);
-		}
-		m_SendQueue.clear();
-		ScheduleFlushSendQueue();
-	}
-
-	void DatagramSession::ScheduleFlushSendQueue()
-	{
-		boost::posix_time::milliseconds dlt(100);
-		m_SendQueueTimer.expires_from_now(dlt);
-		auto self = shared_from_this();
-		m_SendQueueTimer.async_wait([self](const boost::system::error_code & ec) { if(ec) return; self->FlushSendQueue(); });
-	}
-}
-}
-

Datagram.h

@@ -1,150 +0,0 @@
-#ifndef DATAGRAM_H__
-#define DATAGRAM_H__
-
-#include <inttypes.h>
-#include <memory>
-#include <functional>
-#include <map>
-#include "Base.h"
-#include "Identity.h"
-#include "LeaseSet.h"
-#include "I2NPProtocol.h"
-#include "Garlic.h"
-
-namespace i2p
-{
-namespace client
-{
-	class ClientDestination;
-}
-namespace datagram
-{
-	// milliseconds for max session idle time 
-	const uint64_t DATAGRAM_SESSION_MAX_IDLE = 10 * 60 * 1000;
-	// milliseconds for how long we try sticking to a dead routing path before trying to switch
-	const uint64_t DATAGRAM_SESSION_PATH_TIMEOUT = 10 * 1000;
-	// milliseconds interval a routing path is used before switching
-	const uint64_t DATAGRAM_SESSION_PATH_SWITCH_INTERVAL = 20 * 60 * 1000;
-	// milliseconds before lease expire should we try switching leases
-	const uint64_t DATAGRAM_SESSION_LEASE_HANDOVER_WINDOW = 10 * 1000;
-	// milliseconds fudge factor for leases handover
-	const uint64_t DATAGRAM_SESSION_LEASE_HANDOVER_FUDGE = 1000;
-	// milliseconds minimum time between path switches
-	const uint64_t DATAGRAM_SESSION_PATH_MIN_LIFETIME = 5 * 1000;
-  // max 64 messages buffered in send queue for each datagram session
-  const size_t DATAGRAM_SEND_QUEUE_MAX_SIZE = 64;
-	
-	class DatagramSession : public std::enable_shared_from_this<DatagramSession>
-	{
-	public:
-		DatagramSession(i2p::client::ClientDestination * localDestination, const i2p::data::IdentHash & remoteIdent);
-
-		void Start ();
-		void Stop ();	
-
-
-    /** @brief ack the garlic routing path */
-    void Ack();
-
-		/** send an i2np message to remote endpoint for this session */
-		void SendMsg(std::shared_ptr<I2NPMessage> msg);
-		/** get the last time in milliseconds for when we used this datagram session */
-		uint64_t LastActivity() const { return m_LastUse; }
-
-		struct Info
-		{
-			std::shared_ptr<const i2p::data::IdentHash> IBGW;
-			std::shared_ptr<const i2p::data::IdentHash> OBEP;
-			const uint64_t activity;
- 
-			Info() : IBGW(nullptr), OBEP(nullptr), activity(0) {}
-			Info(const uint8_t * ibgw, const uint8_t * obep, const uint64_t a) :
-				activity(a) {
-				if(ibgw) IBGW = std::make_shared<i2p::data::IdentHash>(ibgw);
-				else IBGW = nullptr;
-				if(obep) OBEP = std::make_shared<i2p::data::IdentHash>(obep);
-				else OBEP = nullptr;
-			}
-		};
-
-		Info GetSessionInfo() const;
-
-	private:
-
-    void FlushSendQueue();
-    void ScheduleFlushSendQueue();
-
-    void HandleSend(std::shared_ptr<I2NPMessage> msg);
-
-    std::shared_ptr<i2p::garlic::GarlicRoutingPath> GetSharedRoutingPath();
-    
-    void HandleLeaseSetUpdated(std::shared_ptr<i2p::data::LeaseSet> ls);
-
-	private:
-		i2p::client::ClientDestination * m_LocalDestination;
-    i2p::data::IdentHash m_RemoteIdent;
-    std::shared_ptr<const i2p::data::LeaseSet> m_RemoteLeaseSet;
-    std::shared_ptr<i2p::garlic::GarlicRoutingSession> m_RoutingSession;
-    std::shared_ptr<const i2p::data::Lease> m_CurrentRemoteLease;
-    std::shared_ptr<i2p::tunnel::OutboundTunnel> m_CurrentOutboundTunnel;
-    boost::asio::deadline_timer m_SendQueueTimer;
-    std::vector<std::shared_ptr<I2NPMessage> > m_SendQueue;
-    uint64_t m_LastUse;
-    bool m_RequestingLS;
-	};
-
-	typedef std::shared_ptr<DatagramSession> DatagramSession_ptr;
-
-	const size_t MAX_DATAGRAM_SIZE = 32768;	 
-	class DatagramDestination
-	{
-		typedef std::function<void (const i2p::data::IdentityEx& from, uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len)> Receiver;
-
-		public:
-
-    
-			DatagramDestination (std::shared_ptr<i2p::client::ClientDestination> owner);
-			~DatagramDestination ();	
-
-    	void SendDatagramTo (const uint8_t * payload, size_t len, const i2p::data::IdentHash & ident, uint16_t fromPort = 0, uint16_t toPort = 0);
-			void HandleDataMessagePayload (uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len);
-
-			void SetReceiver (const Receiver& receiver) { m_Receiver = receiver; };
-			void ResetReceiver () { m_Receiver = nullptr; };
-
-			void SetReceiver (const Receiver& receiver, uint16_t port) { std::lock_guard<std::mutex> lock(m_ReceiversMutex); m_ReceiversByPorts[port] = receiver; };
-			void ResetReceiver (uint16_t port) { std::lock_guard<std::mutex> lock(m_ReceiversMutex); m_ReceiversByPorts.erase (port); };
-
-			std::shared_ptr<DatagramSession::Info> GetInfoForRemote(const i2p::data::IdentHash & remote);
-		
-			// clean up stale sessions
-			void CleanUp ();
-
-		private:
-						
-    std::shared_ptr<DatagramSession> ObtainSession(const i2p::data::IdentHash & ident);
-			
-			std::shared_ptr<I2NPMessage> CreateDataMessage (const uint8_t * payload, size_t len, uint16_t fromPort, uint16_t toPort);
-
-			void HandleDatagram (uint16_t fromPort, uint16_t toPort, uint8_t *const& buf, size_t len);
-
-			/** find a receiver by port, if none by port is found try default receiever, otherwise returns nullptr */
-			Receiver FindReceiver(uint16_t port);
-			
-		private:
-			i2p::client::ClientDestination * m_Owner;
-			i2p::data::IdentityEx m_Identity;
-			Receiver m_Receiver; // default
-			std::mutex m_SessionsMutex;
-			std::map<i2p::data::IdentHash, DatagramSession_ptr > m_Sessions;
-			std::mutex m_ReceiversMutex;
-			std::map<uint16_t, Receiver> m_ReceiversByPorts;
-
-			i2p::data::GzipInflator m_Inflator;
-			i2p::data::GzipDeflator m_Deflator;
-	};		
-}
-}
-
-#endif
-

Destination.cpp

@@ -1,946 +0,0 @@
-#include <algorithm>
-#include <cassert>
-#include "Crypto.h"
-#include "Log.h"
-#include "FS.h"
-#include "Timestamp.h"
-#include "NetDb.h"
-#include "Destination.h"
-#include "util.h"
-
-namespace i2p
-{
-namespace client
-{
-	LeaseSetDestination::LeaseSetDestination (bool isPublic, const std::map<std::string, std::string> * params):
-		m_IsRunning (false), m_Thread (nullptr), m_IsPublic (isPublic), 
-		m_PublishReplyToken (0), m_LastSubmissionTime (0), m_PublishConfirmationTimer (m_Service), 
-		m_PublishVerificationTimer (m_Service), m_PublishDelayTimer (m_Service), m_CleanupTimer (m_Service)
-	{
-		int inLen   = DEFAULT_INBOUND_TUNNEL_LENGTH;
-		int inQty   = DEFAULT_INBOUND_TUNNELS_QUANTITY;
-		int outLen  = DEFAULT_OUTBOUND_TUNNEL_LENGTH;
-		int outQty  = DEFAULT_OUTBOUND_TUNNELS_QUANTITY;
-		int numTags = DEFAULT_TAGS_TO_SEND;
-		std::shared_ptr<std::vector<i2p::data::IdentHash> > explicitPeers;
-		try {
-			if (params) {
-				auto it = params->find (I2CP_PARAM_INBOUND_TUNNEL_LENGTH);
-				if (it != params->end ())
-					inLen = std::stoi(it->second);
-				it = params->find (I2CP_PARAM_OUTBOUND_TUNNEL_LENGTH);
-				if (it != params->end ())
-					outLen = std::stoi(it->second);
-				it = params->find (I2CP_PARAM_INBOUND_TUNNELS_QUANTITY);
-				if (it != params->end ())
-					inQty = std::stoi(it->second);
-				it = params->find (I2CP_PARAM_OUTBOUND_TUNNELS_QUANTITY);
-				if (it != params->end ())
-					outQty = std::stoi(it->second);
-				it = params->find (I2CP_PARAM_TAGS_TO_SEND);
-				if (it != params->end ())
-					numTags = std::stoi(it->second);
-				LogPrint (eLogInfo, "Destination: parameters for tunnel set to: ", inQty, " inbound (", inLen, " hops), ", outQty, " outbound (", outLen, " hops), ", numTags, " tags");
-				it = params->find (I2CP_PARAM_EXPLICIT_PEERS);
-				if (it != params->end ())
-				{
-					explicitPeers = std::make_shared<std::vector<i2p::data::IdentHash> >();
-					std::stringstream ss(it->second);
-					std::string b64;
-					while (std::getline (ss, b64, ','))
-					{
-						i2p::data::IdentHash ident;
-						ident.FromBase64 (b64);
-						explicitPeers->push_back (ident);
-						LogPrint (eLogInfo, "Destination: Added to explicit peers list: ", b64);
-					}
-				}
-			}
-		} catch (std::exception & ex) {
-			LogPrint(eLogError, "Destination: unable to parse parameters for destination: ", ex.what());
-		}
-		SetNumTags (numTags);
-		m_Pool = i2p::tunnel::tunnels.CreateTunnelPool (inLen, outLen, inQty, outQty);
-		if (explicitPeers)
-			m_Pool->SetExplicitPeers (explicitPeers);
-		if(params)
-		{
-			auto itr = params->find(I2CP_PARAM_MAX_TUNNEL_LATENCY);
-			if (itr != params->end()) {
-				auto maxlatency = std::stoi(itr->second);
-				itr = params->find(I2CP_PARAM_MIN_TUNNEL_LATENCY);
-				if (itr != params->end()) {
-					auto minlatency = std::stoi(itr->second);
-					if ( minlatency > 0 && maxlatency > 0 ) {
-						// set tunnel pool latency
-						LogPrint(eLogInfo, "Destination: requiring tunnel latency [", minlatency, "ms, ", maxlatency, "ms]");
-						m_Pool->RequireLatency(minlatency, maxlatency);
-					}
-				}
-			}
-		}
-	}
-
-	LeaseSetDestination::~LeaseSetDestination ()
-	{
-		if (m_IsRunning)	
-			Stop ();
-		if (m_Pool)
-			i2p::tunnel::tunnels.DeleteTunnelPool (m_Pool);		
-		for (auto& it: m_LeaseSetRequests)
-			it.second->Complete (nullptr);
-	}	
-
-	void LeaseSetDestination::Run ()
-	{
-		while (m_IsRunning)
-		{
-			try
-			{	
-				m_Service.run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "Destination: runtime exception: ", ex.what ());
-			}	
-		}	
-	}	
-
-	bool LeaseSetDestination::Start ()
-	{	
-		if (!m_IsRunning)
-		{	
-			LoadTags ();
-			m_IsRunning = true;
-			m_Pool->SetLocalDestination (shared_from_this ());
-			m_Pool->SetActive (true);	
-			m_CleanupTimer.expires_from_now (boost::posix_time::minutes (DESTINATION_CLEANUP_TIMEOUT));
-			m_CleanupTimer.async_wait (std::bind (&LeaseSetDestination::HandleCleanupTimer,
-				shared_from_this (), std::placeholders::_1));		
-			m_Thread = new std::thread (std::bind (&LeaseSetDestination::Run, shared_from_this ()));
-			
-			return true;
-		}	
-		else
-			return false;
-	}
-		
-	bool LeaseSetDestination::Stop ()
-	{	
-		if (m_IsRunning)
-		{	
-			m_CleanupTimer.cancel ();
-			m_PublishConfirmationTimer.cancel ();
-			m_PublishVerificationTimer.cancel ();		
-
-			m_IsRunning = false;
-			if (m_Pool)
-			{	
-				m_Pool->SetLocalDestination (nullptr);
-				i2p::tunnel::tunnels.StopTunnelPool (m_Pool);
-			}	
-			m_Service.stop ();
-			if (m_Thread)
-			{	
-				m_Thread->join (); 
-				delete m_Thread;
-				m_Thread = 0;
-			}	
-			SaveTags ();
-			CleanUp (); // GarlicDestination
-			return true;
-		}	
-		else
-			return false;
-	}	
-  
-	std::shared_ptr<const i2p::data::LeaseSet> LeaseSetDestination::FindLeaseSet (const i2p::data::IdentHash& ident)
-	{
-		std::shared_ptr<i2p::data::LeaseSet> remoteLS;
-		{
-			std::lock_guard<std::mutex> lock(m_RemoteLeaseSetsMutex);
-			auto it = m_RemoteLeaseSets.find (ident);
-			if (it != m_RemoteLeaseSets.end ())
-				remoteLS = it->second;
-		}
-
-		if (remoteLS)	
-		{
-			if (!remoteLS->IsExpired ())
-			{
-				if (remoteLS->ExpiresSoon())
-				{
-					LogPrint(eLogDebug, "Destination: Lease Set expires soon, updating before expire");
-					// update now before expiration for smooth handover
-					auto s = shared_from_this ();
-					RequestDestination(ident, [s, ident] (std::shared_ptr<i2p::data::LeaseSet> ls) {
-						if(ls && !ls->IsExpired())
-						{
-							ls->PopulateLeases();
-							{
-								std::lock_guard<std::mutex> _lock(s->m_RemoteLeaseSetsMutex);
-								s->m_RemoteLeaseSets[ident] = ls;
-							}
-						}
-					});
-				}
-				return remoteLS;
-			}
-			else
-			{
-				LogPrint (eLogWarning, "Destination: remote LeaseSet expired");
-				std::lock_guard<std::mutex> lock(m_RemoteLeaseSetsMutex);
-				m_RemoteLeaseSets.erase (ident);
-				return nullptr;
-			}
-		}	
-		else
-		{	
-			auto ls = i2p::data::netdb.FindLeaseSet (ident);
-			if (ls && !ls->IsExpired ())
-			{
-				ls->PopulateLeases (); // since we don't store them in netdb
-				std::lock_guard<std::mutex> _lock(m_RemoteLeaseSetsMutex);
-				m_RemoteLeaseSets[ident] = ls;
-				return ls;
-			}	
-		}
-		return nullptr;
-	}
-
-	std::shared_ptr<const i2p::data::LocalLeaseSet> LeaseSetDestination::GetLeaseSet ()
-	{
-		if (!m_Pool) return nullptr;
-		if (!m_LeaseSet)
-			UpdateLeaseSet ();
-		std::lock_guard<std::mutex> l(m_LeaseSetMutex);
-		return m_LeaseSet;
-	}	
-
-	void LeaseSetDestination::SetLeaseSet (i2p::data::LocalLeaseSet * newLeaseSet)
-	{
-		{	
-			std::lock_guard<std::mutex> l(m_LeaseSetMutex);
-			m_LeaseSet.reset (newLeaseSet);
-		}
-		i2p::garlic::GarlicDestination::SetLeaseSetUpdated ();
-		if (m_IsPublic)
-		{
-			m_PublishVerificationTimer.cancel ();
-			Publish ();
-		}
-	}	
-		
-	void LeaseSetDestination::UpdateLeaseSet ()
-	{
-		int numTunnels = m_Pool->GetNumInboundTunnels () + 2; // 2 backup tunnels 
-		if (numTunnels > i2p::data::MAX_NUM_LEASES) numTunnels = i2p::data::MAX_NUM_LEASES; // 16 tunnels maximum 
-		CreateNewLeaseSet (m_Pool->GetInboundTunnels (numTunnels));
-	}	
-
-	bool LeaseSetDestination::SubmitSessionKey (const uint8_t * key, const uint8_t * tag)
-	{
-		struct
-		{
-			uint8_t k[32], t[32];
-		} data;	
-		memcpy (data.k, key, 32);
-		memcpy (data.t, tag, 32);
-		auto s = shared_from_this ();
-		m_Service.post ([s,data](void)
-			{
-				s->AddSessionKey (data.k, data.t);
-			});
-		return true;
-	}
-
-	void LeaseSetDestination::ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		m_Service.post (std::bind (&LeaseSetDestination::HandleGarlicMessage, shared_from_this (), msg)); 
-	}
-
-	void LeaseSetDestination::ProcessDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		m_Service.post (std::bind (&LeaseSetDestination::HandleDeliveryStatusMessage, shared_from_this (), msg)); 
-	}
-
-	void LeaseSetDestination::HandleI2NPMessage (const uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from)
-	{
-		uint8_t typeID = buf[I2NP_HEADER_TYPEID_OFFSET];
-		switch (typeID)
-		{	
-			case eI2NPData:
-				HandleDataMessage (buf + I2NP_HEADER_SIZE, bufbe16toh (buf + I2NP_HEADER_SIZE_OFFSET));
-			break;
-			case eI2NPDeliveryStatus:
-				// we assume tunnel tests non-encrypted
-				HandleDeliveryStatusMessage (CreateI2NPMessage (buf, GetI2NPMessageLength (buf), from));
-			break;	
-			case eI2NPDatabaseStore:
-				HandleDatabaseStoreMessage (buf + I2NP_HEADER_SIZE, bufbe16toh (buf + I2NP_HEADER_SIZE_OFFSET));
-			break;
-			case eI2NPDatabaseSearchReply:
-				HandleDatabaseSearchReplyMessage (buf + I2NP_HEADER_SIZE, bufbe16toh (buf + I2NP_HEADER_SIZE_OFFSET));
-			break;	
-			default:
-				i2p::HandleI2NPMessage (CreateI2NPMessage (buf, GetI2NPMessageLength (buf), from));
-		}		
-	}	
-
-	void LeaseSetDestination::HandleDatabaseStoreMessage (const uint8_t * buf, size_t len)
-	{
-		uint32_t replyToken = bufbe32toh (buf + DATABASE_STORE_REPLY_TOKEN_OFFSET);
-		size_t offset = DATABASE_STORE_HEADER_SIZE;
-		if (replyToken) 
-		{
-			LogPrint (eLogInfo, "Destination: Reply token is ignored for DatabaseStore");
-			offset += 36;
-		}
-		i2p::data::IdentHash key (buf + DATABASE_STORE_KEY_OFFSET);
-		std::shared_ptr<i2p::data::LeaseSet> leaseSet;
-		if (buf[DATABASE_STORE_TYPE_OFFSET] == 1) // LeaseSet
-		{
-			LogPrint (eLogDebug, "Destination: Remote LeaseSet");
-			std::lock_guard<std::mutex> lock(m_RemoteLeaseSetsMutex);
-			auto it = m_RemoteLeaseSets.find (key);
-			if (it != m_RemoteLeaseSets.end ())
-			{
-				leaseSet = it->second;
-				if (leaseSet->IsNewer (buf + offset, len - offset))
-				{	
-					leaseSet->Update (buf + offset, len - offset); 
-					if (leaseSet->IsValid () && leaseSet->GetIdentHash () == key)
-						LogPrint (eLogDebug, "Destination: Remote LeaseSet updated");
-					else
-					{
-						LogPrint (eLogDebug, "Destination: Remote LeaseSet update failed");
-						m_RemoteLeaseSets.erase (it);
-						leaseSet = nullptr;
-					}
-				}
-				else
-					LogPrint (eLogDebug, "Destination: Remote LeaseSet is older. Not updated");
-			}
-			else
-			{	
-				leaseSet = std::make_shared<i2p::data::LeaseSet> (buf + offset, len - offset);
-				if (leaseSet->IsValid () && leaseSet->GetIdentHash () == key)
-				{
-					if (leaseSet->GetIdentHash () != GetIdentHash ())
-					{
-						LogPrint (eLogDebug, "Destination: New remote LeaseSet added");
-						m_RemoteLeaseSets[key] = leaseSet;
-					}
-					else
-						LogPrint (eLogDebug, "Destination: Own remote LeaseSet dropped");
-				}
-				else
-				{
-					LogPrint (eLogError, "Destination: New remote LeaseSet failed");
-					leaseSet = nullptr;
-				}
-			}	
-		}	
-		else
-			LogPrint (eLogError, "Destination: Unexpected client's DatabaseStore type ", buf[DATABASE_STORE_TYPE_OFFSET], ", dropped");
-		
-		auto it1 = m_LeaseSetRequests.find (key);
-		if (it1 != m_LeaseSetRequests.end ())
-		{
-			it1->second->requestTimeoutTimer.cancel ();
-			if (it1->second) it1->second->Complete (leaseSet);
-			m_LeaseSetRequests.erase (it1);
-		}	
-	}
-
-	void LeaseSetDestination::HandleDatabaseSearchReplyMessage (const uint8_t * buf, size_t len)
-	{
-		i2p::data::IdentHash key (buf);
-		int num = buf[32]; // num
-		LogPrint (eLogDebug, "Destination: DatabaseSearchReply for ", key.ToBase64 (), " num=", num);
-		auto it = m_LeaseSetRequests.find (key);
-		if (it != m_LeaseSetRequests.end ())
-		{
-			auto request = it->second;
-			bool found = false;
-			if (request->excluded.size () < MAX_NUM_FLOODFILLS_PER_REQUEST)
-			{	
-				for (int i = 0; i < num; i++)
-			{
-				i2p::data::IdentHash peerHash (buf + 33 + i*32);
-				if (!request->excluded.count (peerHash) && !i2p::data::netdb.FindRouter (peerHash))
-				{
-					LogPrint (eLogInfo, "Destination: Found new floodfill, request it"); // TODO: recheck this message
-					i2p::data::netdb.RequestDestination (peerHash);
-				}	
-			}
-				
-				auto floodfill = i2p::data::netdb.GetClosestFloodfill (key, request->excluded);
-				if (floodfill)
-				{
-					LogPrint (eLogInfo, "Destination: Requesting ", key.ToBase64 (), " at ", floodfill->GetIdentHash ().ToBase64 ());
-					if (SendLeaseSetRequest (key, floodfill, request))
-						found = true;
-				}	
-			}	
-			if (!found)
-			{	
-				LogPrint (eLogInfo, "Destination: ", key.ToBase64 (), " was not found on ", MAX_NUM_FLOODFILLS_PER_REQUEST, " floodfills");
-				request->Complete (nullptr);
-				m_LeaseSetRequests.erase (key);
-			}	
-		}	
-		else	
-			LogPrint (eLogWarning, "Destination: Request for ", key.ToBase64 (), " not found");
-	}	
-		
-	void LeaseSetDestination::HandleDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		uint32_t msgID = bufbe32toh (msg->GetPayload () + DELIVERY_STATUS_MSGID_OFFSET);
-		if (msgID == m_PublishReplyToken)
-		{
-			LogPrint (eLogDebug, "Destination: Publishing LeaseSet confirmed for ", GetIdentHash().ToBase32());
-			m_ExcludedFloodfills.clear ();
-			m_PublishReplyToken = 0;
-			// schedule verification
-			m_PublishVerificationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_VERIFICATION_TIMEOUT));
-			m_PublishVerificationTimer.async_wait (std::bind (&LeaseSetDestination::HandlePublishVerificationTimer,
-			shared_from_this (), std::placeholders::_1));	
-		}
-		else
-			i2p::garlic::GarlicDestination::HandleDeliveryStatusMessage (msg);
-	}	
-
-	void LeaseSetDestination::SetLeaseSetUpdated ()
-	{	
-		UpdateLeaseSet ();
-	}
-		
-	void LeaseSetDestination::Publish ()
-	{	
-		if (!m_LeaseSet || !m_Pool) 
-		{
-			LogPrint (eLogError, "Destination: Can't publish non-existing LeaseSet");
-			return;
-		}
-		if (m_PublishReplyToken)
-		{
-			LogPrint (eLogDebug, "Destination: Publishing LeaseSet is pending");
-			return;
-		}
-		auto ts = i2p::util::GetSecondsSinceEpoch ();
-		if (ts < m_LastSubmissionTime + PUBLISH_MIN_INTERVAL)
-		{
-			LogPrint (eLogDebug, "Destination: Publishing LeaseSet is too fast. Wait for ", PUBLISH_MIN_INTERVAL, " seconds");
-			m_PublishDelayTimer.cancel ();
-			m_PublishDelayTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_MIN_INTERVAL));
-			m_PublishDelayTimer.async_wait (std::bind (&LeaseSetDestination::HandlePublishDelayTimer,
-				shared_from_this (), std::placeholders::_1));	
-			return;
-		}	
-		auto outbound = m_Pool->GetNextOutboundTunnel ();
-		if (!outbound)
-		{
-			LogPrint (eLogError, "Destination: Can't publish LeaseSet. No outbound tunnels");
-			return;
-		}
-		auto inbound = m_Pool->GetNextInboundTunnel ();
-		if (!inbound)
-		{
-			LogPrint (eLogError, "Destination: Can't publish LeaseSet. No inbound tunnels");
-			return;
-		}
-		auto floodfill = i2p::data::netdb.GetClosestFloodfill (m_LeaseSet->GetIdentHash (), m_ExcludedFloodfills);	
-		if (!floodfill)
-		{
-			LogPrint (eLogError, "Destination: Can't publish LeaseSet, no more floodfills found");
-			m_ExcludedFloodfills.clear ();
-			return;
-		}	
-		m_ExcludedFloodfills.insert (floodfill->GetIdentHash ());
-		LogPrint (eLogDebug, "Destination: Publish LeaseSet of ", GetIdentHash ().ToBase32 ());
-		RAND_bytes ((uint8_t *)&m_PublishReplyToken, 4);
-		auto msg = WrapMessage (floodfill, i2p::CreateDatabaseStoreMsg (m_LeaseSet, m_PublishReplyToken, inbound));			
-		m_PublishConfirmationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_CONFIRMATION_TIMEOUT));
-		m_PublishConfirmationTimer.async_wait (std::bind (&LeaseSetDestination::HandlePublishConfirmationTimer,
-			shared_from_this (), std::placeholders::_1));	
-		outbound->SendTunnelDataMsg (floodfill->GetIdentHash (), 0, msg);	
-		m_LastSubmissionTime = ts;
-	}
-
-	void LeaseSetDestination::HandlePublishConfirmationTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{	
-			if (m_PublishReplyToken)
-			{
-				LogPrint (eLogWarning, "Destination: Publish confirmation was not received in ", PUBLISH_CONFIRMATION_TIMEOUT,  " seconds, will try again");
-				m_PublishReplyToken = 0;
-				Publish ();
-			}
-		}
-	}
-
-	void LeaseSetDestination::HandlePublishVerificationTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{	
-			auto s = shared_from_this ();
-			RequestLeaseSet (GetIdentHash (), 
-				// "this" added due to bug in gcc 4.7-4.8
-				[s,this](std::shared_ptr<i2p::data::LeaseSet> leaseSet)
-				{
-					if (leaseSet)		
-					{
-						if (s->m_LeaseSet && *s->m_LeaseSet == *leaseSet)
-						{
-							// we got latest LeasetSet
-							LogPrint (eLogDebug, "Destination: published LeaseSet verified for ", GetIdentHash().ToBase32());
-							s->m_PublishVerificationTimer.expires_from_now (boost::posix_time::seconds(PUBLISH_REGULAR_VERIFICATION_INTERNAL));
-							s->m_PublishVerificationTimer.async_wait (std::bind (&LeaseSetDestination::HandlePublishVerificationTimer, s, std::placeholders::_1));	
-							return;
-						}	
-						else
-							LogPrint (eLogDebug, "Destination: LeaseSet is different than just published for ", GetIdentHash().ToBase32());
-					}	
-					else
-						LogPrint (eLogWarning, "Destination: couldn't find published LeaseSet for ", GetIdentHash().ToBase32());
-					// we have to publish again
-					s->Publish ();
-				});
-		}
-	}
-
-	void LeaseSetDestination::HandlePublishDelayTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-			Publish ();
-	}	
-		
-	bool LeaseSetDestination::RequestDestination (const i2p::data::IdentHash& dest, RequestComplete requestComplete)
-	{
-		if (!m_Pool || !IsReady ()) 
-		{	
-			if (requestComplete) 
-				m_Service.post ([requestComplete](void){requestComplete (nullptr);});
-			return false;
-		}	
-		m_Service.post (std::bind (&LeaseSetDestination::RequestLeaseSet, shared_from_this (), dest, requestComplete));
-		return true;
-	}
-
-	void LeaseSetDestination::CancelDestinationRequest (const i2p::data::IdentHash& dest, bool notify)
-	{
-		auto s = shared_from_this ();
-		m_Service.post ([dest, notify, s](void)
-			{
-				auto it = s->m_LeaseSetRequests.find (dest);
-				if (it != s->m_LeaseSetRequests.end ())
-				{	
-					auto requestComplete = it->second; 
-					s->m_LeaseSetRequests.erase (it);
-					if (notify && requestComplete) requestComplete->Complete (nullptr);
-				}	
-			});				
-	}
-		
-	void LeaseSetDestination::RequestLeaseSet (const i2p::data::IdentHash& dest, RequestComplete requestComplete)
-	{
-		std::set<i2p::data::IdentHash> excluded;
-		auto floodfill = i2p::data::netdb.GetClosestFloodfill (dest, excluded);
-		if (floodfill)
-		{
-			auto request = std::make_shared<LeaseSetRequest> (m_Service);
-			if (requestComplete)
-				request->requestComplete.push_back (requestComplete);
-			auto ts = i2p::util::GetSecondsSinceEpoch ();
-			auto ret = m_LeaseSetRequests.insert (std::pair<i2p::data::IdentHash, std::shared_ptr<LeaseSetRequest> >(dest,request));
-			if (ret.second) // inserted
-			{
-				request->requestTime = ts;
-				if (!SendLeaseSetRequest (dest, floodfill, request))
-				{
-					// request failed
-					m_LeaseSetRequests.erase (ret.first);
-					if (requestComplete) requestComplete (nullptr);
-				}
-			}	
-			else // duplicate
-			{
-				LogPrint (eLogInfo, "Destination: Request of LeaseSet ", dest.ToBase64 (), " is pending already");
-				if (ts > ret.first->second->requestTime + MAX_LEASESET_REQUEST_TIMEOUT)
-				{	
-					// something went wrong
-					m_LeaseSetRequests.erase (ret.first);
-					if (requestComplete) requestComplete (nullptr);
-				}
-				else if (requestComplete)
-					ret.first->second->requestComplete.push_back (requestComplete);
-			}	
-		}	
-		else
-		{	
-			LogPrint (eLogError, "Destination: Can't request LeaseSet, no floodfills found");
-			if (requestComplete) requestComplete (nullptr);
-		}	
-	}	
-		
-	bool LeaseSetDestination::SendLeaseSetRequest (const i2p::data::IdentHash& dest, 
-		std::shared_ptr<const i2p::data::RouterInfo>  nextFloodfill, std::shared_ptr<LeaseSetRequest> request)
-	{
-		if (!request->replyTunnel || !request->replyTunnel->IsEstablished ())
-			request->replyTunnel = m_Pool->GetNextInboundTunnel ();
-		if (!request->replyTunnel) LogPrint (eLogError, "Destination: Can't send LeaseSet request, no inbound tunnels found");
-		if (!request->outboundTunnel || !request->outboundTunnel->IsEstablished ())
-			request->outboundTunnel = m_Pool->GetNextOutboundTunnel ();
-		if (!request->outboundTunnel) LogPrint (eLogError, "Destination: Can't send LeaseSet request, no outbound tunnels found");
-			
-		if (request->replyTunnel && request->outboundTunnel)
-		{	
-			request->excluded.insert (nextFloodfill->GetIdentHash ());
-			request->requestTimeoutTimer.cancel ();
-
-			uint8_t replyKey[32], replyTag[32];
-			RAND_bytes (replyKey, 32); // random session key 
-			RAND_bytes (replyTag, 32); // random session tag
-			AddSessionKey (replyKey, replyTag);
-
-			auto msg = WrapMessage (nextFloodfill,
-				CreateLeaseSetDatabaseLookupMsg (dest, request->excluded, 
-					request->replyTunnel, replyKey, replyTag));
-			request->outboundTunnel->SendTunnelDataMsg (
-				{
-					i2p::tunnel::TunnelMessageBlock 
-					{ 
-						i2p::tunnel::eDeliveryTypeRouter,
-						nextFloodfill->GetIdentHash (), 0, msg
-					}
-				});	
-			request->requestTimeoutTimer.expires_from_now (boost::posix_time::seconds(LEASESET_REQUEST_TIMEOUT));
-			request->requestTimeoutTimer.async_wait (std::bind (&LeaseSetDestination::HandleRequestTimoutTimer,
-				shared_from_this (), std::placeholders::_1, dest));
-		}	
-		else
-			return false;
-		return true;
-	}	
-
-	void LeaseSetDestination::HandleRequestTimoutTimer (const boost::system::error_code& ecode, const i2p::data::IdentHash& dest)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			auto it = m_LeaseSetRequests.find (dest);
-			if (it != m_LeaseSetRequests.end ())
-			{
-				bool done = false;
-				uint64_t ts = i2p::util::GetSecondsSinceEpoch ();
-				if (ts < it->second->requestTime + MAX_LEASESET_REQUEST_TIMEOUT)
-				{
-					auto floodfill = i2p::data::netdb.GetClosestFloodfill (dest, it->second->excluded);
-					if (floodfill)
-					{
-						// reset tunnels, because one them might fail
-						it->second->outboundTunnel = nullptr;
-						it->second->replyTunnel = nullptr;		
-						done = !SendLeaseSetRequest (dest, floodfill, it->second);
-					}
-					else
-						done = true;
-				}
-				else
-				{	
-					LogPrint (eLogWarning, "Destination: ", dest.ToBase64 (), " was not found within ",  MAX_LEASESET_REQUEST_TIMEOUT, " seconds");
-					done = true;
-				}
-				
-				if (done)
-				{
-					auto requestComplete = it->second; 
-					m_LeaseSetRequests.erase (it);
-					if (requestComplete) requestComplete->Complete (nullptr);
-				}	
-			}	
-		}	
-	}
-
-	void LeaseSetDestination::HandleCleanupTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			CleanupExpiredTags ();
-			CleanupRemoteLeaseSets ();
-			CleanupDestination ();
-			m_CleanupTimer.expires_from_now (boost::posix_time::minutes (DESTINATION_CLEANUP_TIMEOUT));
-			m_CleanupTimer.async_wait (std::bind (&LeaseSetDestination::HandleCleanupTimer,
-				shared_from_this (), std::placeholders::_1));
-		}
-	}	
-
-	void LeaseSetDestination::CleanupRemoteLeaseSets ()
-	{
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		std::lock_guard<std::mutex> lock(m_RemoteLeaseSetsMutex);
-		for (auto it = m_RemoteLeaseSets.begin (); it != m_RemoteLeaseSets.end ();)
-		{
-			if (it->second->IsEmpty () || ts > it->second->GetExpirationTime ()) // leaseset expired
-			{
-				LogPrint (eLogWarning, "Destination: Remote LeaseSet ", it->second->GetIdentHash ().ToBase64 (), " expired");
-				it = m_RemoteLeaseSets.erase (it);
-			}	
-			else 
-				++it;
-		}
-	}	
-
-	ClientDestination::ClientDestination (const i2p::data::PrivateKeys& keys, bool isPublic, const std::map<std::string, std::string> * params):
-		LeaseSetDestination (isPublic, params),
-		m_Keys (keys), m_DatagramDestination (nullptr),
-		m_ReadyChecker(GetService())
-	{
-		if (isPublic)	
-			PersistTemporaryKeys ();
-		else
-			i2p::crypto::GenerateElGamalKeyPair(m_EncryptionPrivateKey, m_EncryptionPublicKey);
-		if (isPublic)
-			LogPrint (eLogInfo, "Destination: Local address ", GetIdentHash().ToBase32 (), " created");
-	}	
-
-	ClientDestination::~ClientDestination ()	
-	{
-	}	
-		
-	bool ClientDestination::Start ()
-	{
-		if (LeaseSetDestination::Start ())
-		{	
-			m_StreamingDestination = std::make_shared<i2p::stream::StreamingDestination> (GetSharedFromThis ()); // TODO:
-			m_StreamingDestination->Start ();	
-			for (auto& it: m_StreamingDestinationsByPorts)
-				it.second->Start ();
-			return true;
-		}	
-		else
-			return false;
-	}	
-		
-	bool ClientDestination::Stop ()
-	{
-		if (LeaseSetDestination::Stop ())
-		{
-			m_ReadyChecker.cancel();
-			m_StreamingDestination->Stop ();
-			//m_StreamingDestination->SetOwner (nullptr);
-			m_StreamingDestination = nullptr;
-			for (auto& it: m_StreamingDestinationsByPorts)
-			{	
-				it.second->Stop ();
-				//it.second->SetOwner (nullptr);
-			}
-			m_StreamingDestinationsByPorts.clear ();
-			if (m_DatagramDestination)
-			{	
-				delete m_DatagramDestination;
-				m_DatagramDestination = nullptr;
-			}	
-		  	return true;
-		}
-		else
-			return false;
-	}	
-
-#ifdef I2LUA
-	void ClientDestination::Ready(ReadyPromise & p)
-	{
-		ScheduleCheckForReady(&p);
-	}
-
-	void ClientDestination::ScheduleCheckForReady(ReadyPromise * p)
-	{
-		// tick every 100ms
-		m_ReadyChecker.expires_from_now(boost::posix_time::milliseconds(100));
-		m_ReadyChecker.async_wait([&, p] (const boost::system::error_code & ecode) {
-			HandleCheckForReady(ecode, p);
-		});
-	}
-
-	void ClientDestination::HandleCheckForReady(const boost::system::error_code & ecode, ReadyPromise * p)
-	{
-		if(ecode) // error happened
-			p->set_value(nullptr);
-		else if(IsReady()) // we are ready
-			p->set_value(std::shared_ptr<ClientDestination>(this));
-		else // we are not ready
-			ScheduleCheckForReady(p);
-	}
-#endif
-	
-	void ClientDestination::HandleDataMessage (const uint8_t * buf, size_t len)
-	{
-		uint32_t length = bufbe32toh (buf);
-		buf += 4;
-		// we assume I2CP payload
-		uint16_t fromPort = bufbe16toh (buf + 4), // source
-			toPort = bufbe16toh (buf + 6); // destination 
-		switch (buf[9])
-		{
-			case PROTOCOL_TYPE_STREAMING:
-			{
-				// streaming protocol
-				auto dest = GetStreamingDestination (toPort);
-				if (dest)
-					dest->HandleDataMessagePayload (buf, length);
-				else
-					LogPrint (eLogError, "Destination: Missing streaming destination");
-			}
-			break;
-			case PROTOCOL_TYPE_DATAGRAM:
-				// datagram protocol
-				if (m_DatagramDestination)
-					m_DatagramDestination->HandleDataMessagePayload (fromPort, toPort, buf, length);
-				else
-					LogPrint (eLogError, "Destination: Missing datagram destination");
-			break;
-			default:
-				LogPrint (eLogError, "Destination: Data: unexpected protocol ", buf[9]);
-		}
-	}
-		
-	void ClientDestination::CreateStream (StreamRequestComplete streamRequestComplete, const i2p::data::IdentHash& dest, int port) 
-	{
-		if (!streamRequestComplete) 
-		{
-			LogPrint (eLogError, "Destination: request callback is not specified in CreateStream");
-			return;
-		}	
-		auto leaseSet = FindLeaseSet (dest);
-		if (leaseSet)
-			streamRequestComplete(CreateStream (leaseSet, port));
-		else
-		{
-			auto s = GetSharedFromThis ();
-			RequestDestination (dest,
-				[s, streamRequestComplete, port](std::shared_ptr<i2p::data::LeaseSet> ls)
-				{
-					if (ls)
-						streamRequestComplete(s->CreateStream (ls, port));
-					else
-						streamRequestComplete (nullptr);
-				});
-		}
-	}
-
-	std::shared_ptr<i2p::stream::Stream> ClientDestination::CreateStream (std::shared_ptr<const i2p::data::LeaseSet> remote, int port)
-	{
-		if (m_StreamingDestination)
-			return m_StreamingDestination->CreateNewOutgoingStream (remote, port);
-		else
-			return nullptr;
-	}
-
-	std::shared_ptr<i2p::stream::StreamingDestination> ClientDestination::GetStreamingDestination (int port) const 
-	{ 
-		if (port) 
-		{
-			auto it = m_StreamingDestinationsByPorts.find (port);
-			if (it != m_StreamingDestinationsByPorts.end ())
-				return it->second;
-		}	
-		// if port is zero or not found, use default destination
-		return m_StreamingDestination; 
-	}
-		
-	void ClientDestination::AcceptStreams (const i2p::stream::StreamingDestination::Acceptor& acceptor)
-	{
-		if (m_StreamingDestination)
-			m_StreamingDestination->SetAcceptor (acceptor);
-	}
-
-	void ClientDestination::StopAcceptingStreams ()
-	{
-		if (m_StreamingDestination)
-			m_StreamingDestination->ResetAcceptor ();
-	}
-		
-	bool ClientDestination::IsAcceptingStreams () const
-	{
-		if (m_StreamingDestination)
-			return m_StreamingDestination->IsAcceptorSet ();
-		return false;
-	}	
-
-	void ClientDestination::AcceptOnce (const i2p::stream::StreamingDestination::Acceptor& acceptor)
-	{
-		if (m_StreamingDestination)
-			m_StreamingDestination->AcceptOnce (acceptor);
-	}	
-		
-	std::shared_ptr<i2p::stream::StreamingDestination> ClientDestination::CreateStreamingDestination (int port, bool gzip)
-	{
-		auto dest = std::make_shared<i2p::stream::StreamingDestination> (GetSharedFromThis (), port, gzip); 
-		if (port)
-			m_StreamingDestinationsByPorts[port] = dest;
-		else // update default 
-			m_StreamingDestination = dest;
-		return dest;
-	}	
-		
-  i2p::datagram::DatagramDestination * ClientDestination::CreateDatagramDestination ()
-	{
-		if (m_DatagramDestination == nullptr)
-			m_DatagramDestination = new i2p::datagram::DatagramDestination (GetSharedFromThis ());
-		return m_DatagramDestination;	
-	}
-
-	std::vector<std::shared_ptr<const i2p::stream::Stream> > ClientDestination::GetAllStreams () const
-	{
-		std::vector<std::shared_ptr<const i2p::stream::Stream> > ret;
-		if (m_StreamingDestination)
-		{
-			for (auto& it: m_StreamingDestination->GetStreams ())
-				ret.push_back (it.second);
-		}	
-		for (auto& it: m_StreamingDestinationsByPorts)
-			for (auto& it1: it.second->GetStreams ())
-				ret.push_back (it1.second);
-		return ret;
-	}	
-
-	void ClientDestination::PersistTemporaryKeys ()
-	{
-		std::string ident = GetIdentHash().ToBase32();
-		std::string path  = i2p::fs::DataDirPath("destinations", (ident + ".dat"));
-		std::ifstream f(path, std::ifstream::binary);
-
-		if (f) {
-			f.read ((char *)m_EncryptionPublicKey,  256);
-			f.read ((char *)m_EncryptionPrivateKey, 256);
-			return;
-		}
-
-		LogPrint (eLogInfo, "Destination: Creating new temporary keys for address ", ident, ".b32.i2p");
-		i2p::crypto::GenerateElGamalKeyPair(m_EncryptionPrivateKey, m_EncryptionPublicKey);
-
-		std::ofstream f1 (path, std::ofstream::binary | std::ofstream::out);
-		if (f1) {
-			f1.write ((char *)m_EncryptionPublicKey,  256);
-			f1.write ((char *)m_EncryptionPrivateKey, 256);
-			return;
-		}
-		LogPrint(eLogError, "Destinations: Can't save keys to ", path);
-	}	
-
-	void ClientDestination::CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels)
-	{
-		auto leaseSet = new i2p::data::LocalLeaseSet (GetIdentity (), m_EncryptionPublicKey, tunnels);
-		// sign
-		Sign (leaseSet->GetBuffer (), leaseSet->GetBufferLen () - leaseSet->GetSignatureLen (), leaseSet->GetSignature ()); // TODO
-		SetLeaseSet (leaseSet);
-	}	
-
-	void ClientDestination::CleanupDestination ()
-	{
-		if (m_DatagramDestination) m_DatagramDestination->CleanUp ();
-	}
-
-}
-}

Destination.h

@@ -1,238 +0,0 @@
-#ifndef DESTINATION_H__
-#define DESTINATION_H__
-
-#include <thread>
-#include <mutex>
-#include <memory>
-#include <map>
-#include <set>
-#include <string>
-#include <functional>
-#ifdef I2LUA
-#include <future>
-#endif
-#include <boost/asio.hpp>
-#include "Identity.h"
-#include "TunnelPool.h"
-#include "Crypto.h"
-#include "LeaseSet.h"
-#include "Garlic.h"
-#include "NetDb.h"
-#include "Streaming.h"
-#include "Datagram.h"
-
-namespace i2p
-{
-namespace client
-{
-	const uint8_t PROTOCOL_TYPE_STREAMING = 6;
-	const uint8_t PROTOCOL_TYPE_DATAGRAM = 17;
-	const uint8_t PROTOCOL_TYPE_RAW = 18;	
-	const int PUBLISH_CONFIRMATION_TIMEOUT = 5; // in seconds
-	const int PUBLISH_VERIFICATION_TIMEOUT = 10; // in seconds after successfull publish
-	const int PUBLISH_MIN_INTERVAL = 20; // in seconds 
-	const int PUBLISH_REGULAR_VERIFICATION_INTERNAL = 100; // in seconds periodically	
-	const int LEASESET_REQUEST_TIMEOUT = 5; // in seconds
-	const int MAX_LEASESET_REQUEST_TIMEOUT = 40; // in seconds
-	const int DESTINATION_CLEANUP_TIMEOUT = 3; // in minutes 
-	const unsigned int MAX_NUM_FLOODFILLS_PER_REQUEST = 7;
-	
-	// I2CP
-	const char I2CP_PARAM_INBOUND_TUNNEL_LENGTH[] = "inbound.length";
-	const int DEFAULT_INBOUND_TUNNEL_LENGTH = 3;
-	const char I2CP_PARAM_OUTBOUND_TUNNEL_LENGTH[] = "outbound.length";
-	const int DEFAULT_OUTBOUND_TUNNEL_LENGTH = 3;
-	const char I2CP_PARAM_INBOUND_TUNNELS_QUANTITY[] = "inbound.quantity";
-	const int DEFAULT_INBOUND_TUNNELS_QUANTITY = 5;
-	const char I2CP_PARAM_OUTBOUND_TUNNELS_QUANTITY[] = "outbound.quantity";
-	const int DEFAULT_OUTBOUND_TUNNELS_QUANTITY = 5;
-	const char I2CP_PARAM_EXPLICIT_PEERS[] = "explicitPeers";
-	const int STREAM_REQUEST_TIMEOUT = 60; //in seconds
-	const char I2CP_PARAM_TAGS_TO_SEND[] = "crypto.tagsToSend";
-	const int DEFAULT_TAGS_TO_SEND = 40;
-
-	// latency
-	const char I2CP_PARAM_MIN_TUNNEL_LATENCY[] = "latency.min";
-	const int DEFAULT_MIN_TUNNEL_LATENCY = 0;
-	const char I2CP_PARAM_MAX_TUNNEL_LATENCY[] = "latency.max";
-	const int DEFAULT_MAX_TUNNEL_LATENCY = 0;
-	
-	typedef std::function<void (std::shared_ptr<i2p::stream::Stream> stream)> StreamRequestComplete;
-
-	class LeaseSetDestination: public i2p::garlic::GarlicDestination,
-		public std::enable_shared_from_this<LeaseSetDestination>
-	{
-		typedef std::function<void (std::shared_ptr<i2p::data::LeaseSet> leaseSet)> RequestComplete;
-		// leaseSet = nullptr means not found
-		struct LeaseSetRequest
-		{
-			LeaseSetRequest (boost::asio::io_service& service): requestTime (0), requestTimeoutTimer (service) {};
-			std::set<i2p::data::IdentHash> excluded;
-			uint64_t requestTime;
-			boost::asio::deadline_timer requestTimeoutTimer;
-			std::list<RequestComplete> requestComplete;
-			std::shared_ptr<i2p::tunnel::OutboundTunnel> outboundTunnel;
-			std::shared_ptr<i2p::tunnel::InboundTunnel> replyTunnel;
-
-			void Complete (std::shared_ptr<i2p::data::LeaseSet> ls)
-			{
-				for (auto& it: requestComplete) it (ls);
-				requestComplete.clear ();
-			}	
-		};	
-		
-		
-		public:
-
-			LeaseSetDestination (bool isPublic, const std::map<std::string, std::string> * params = nullptr);
-			~LeaseSetDestination ();	
-
-			virtual bool Start ();
-			virtual bool Stop ();
-			bool IsRunning () const { return m_IsRunning; };
-			boost::asio::io_service& GetService () { return m_Service; };
-			std::shared_ptr<i2p::tunnel::TunnelPool> GetTunnelPool () { return m_Pool; }; 
-			bool IsReady () const { return m_LeaseSet && !m_LeaseSet->IsExpired () && m_Pool->GetOutboundTunnels ().size () > 0; };
-			std::shared_ptr<const i2p::data::LeaseSet> FindLeaseSet (const i2p::data::IdentHash& ident);
-			bool RequestDestination (const i2p::data::IdentHash& dest, RequestComplete requestComplete = nullptr);
-			void CancelDestinationRequest (const i2p::data::IdentHash& dest, bool notify = true);	
-
-			// implements GarlicDestination
-			std::shared_ptr<const i2p::data::LocalLeaseSet> GetLeaseSet ();
-			std::shared_ptr<i2p::tunnel::TunnelPool> GetTunnelPool () const { return m_Pool; }
-			void HandleI2NPMessage (const uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from);
-
-			// override GarlicDestination
-			bool SubmitSessionKey (const uint8_t * key, const uint8_t * tag);
-			void ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg);
-			void ProcessDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg);	
-			void SetLeaseSetUpdated ();
-
-		protected:
-
-			void SetLeaseSet (i2p::data::LocalLeaseSet * newLeaseSet);
-			virtual void CleanupDestination () {}; // additional clean up in derived classes
-			// I2CP
-			virtual void HandleDataMessage (const uint8_t * buf, size_t len) = 0;
-			virtual void CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels) = 0;
-			
-		private:
-				
-			void Run ();			
-			void UpdateLeaseSet ();
-			void Publish ();
-			void HandlePublishConfirmationTimer (const boost::system::error_code& ecode);
-			void HandlePublishVerificationTimer (const boost::system::error_code& ecode);
-			void HandlePublishDelayTimer (const boost::system::error_code& ecode);
-			void HandleDatabaseStoreMessage (const uint8_t * buf, size_t len);
-			void HandleDatabaseSearchReplyMessage (const uint8_t * buf, size_t len);
-			void HandleDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg);		
-
-			void RequestLeaseSet (const i2p::data::IdentHash& dest, RequestComplete requestComplete);
-			bool SendLeaseSetRequest (const i2p::data::IdentHash& dest, std::shared_ptr<const i2p::data::RouterInfo>  nextFloodfill, std::shared_ptr<LeaseSetRequest> request);	
-			void HandleRequestTimoutTimer (const boost::system::error_code& ecode, const i2p::data::IdentHash& dest);
-			void HandleCleanupTimer (const boost::system::error_code& ecode);
-			void CleanupRemoteLeaseSets ();			
-			
-		private:
-
-			volatile bool m_IsRunning;
-			std::thread * m_Thread;	
-			boost::asio::io_service m_Service;
-			mutable std::mutex m_RemoteLeaseSetsMutex;
-			std::map<i2p::data::IdentHash, std::shared_ptr<i2p::data::LeaseSet> > m_RemoteLeaseSets;
-			std::map<i2p::data::IdentHash, std::shared_ptr<LeaseSetRequest> > m_LeaseSetRequests;
-
-			std::shared_ptr<i2p::tunnel::TunnelPool> m_Pool;
-			std::mutex m_LeaseSetMutex;
-			std::shared_ptr<i2p::data::LocalLeaseSet> m_LeaseSet;
-			bool m_IsPublic;
-			uint32_t m_PublishReplyToken;
-			uint64_t m_LastSubmissionTime; // in seconds
-			std::set<i2p::data::IdentHash> m_ExcludedFloodfills; // for publishing
-	
-			boost::asio::deadline_timer m_PublishConfirmationTimer, m_PublishVerificationTimer, 
-				m_PublishDelayTimer, m_CleanupTimer;
-
-		public:
-			
-			// for HTTP only
-			int GetNumRemoteLeaseSets () const { return m_RemoteLeaseSets.size (); };
-			const decltype(m_RemoteLeaseSets)& GetLeaseSets () const { return m_RemoteLeaseSets; };
-	};	
-
-	class ClientDestination: public LeaseSetDestination
-	{
-		public:
-#ifdef I2LUA
-			// type for informing that a client destination is ready
-			typedef std::promise<std::shared_ptr<ClientDestination> > ReadyPromise;
-			// informs promise with shared_from_this() when this destination is ready to use
-			// if cancelled before ready, informs promise with nullptr
-			void Ready(ReadyPromise & p);
-#endif
-		
-			ClientDestination (const i2p::data::PrivateKeys& keys, bool isPublic, const std::map<std::string, std::string> * params = nullptr);
-			~ClientDestination ();
-			
-			bool Start ();
-			bool Stop ();
-			
-			const i2p::data::PrivateKeys& GetPrivateKeys () const { return m_Keys; };
-			void Sign (const uint8_t * buf, int len, uint8_t * signature) const { m_Keys.Sign (buf, len, signature); };	
-			
-			// streaming
-			std::shared_ptr<i2p::stream::StreamingDestination> CreateStreamingDestination (int port, bool gzip = true); // additional
-			std::shared_ptr<i2p::stream::StreamingDestination> GetStreamingDestination (int port = 0) const;
-			// following methods operate with default streaming destination
-			void CreateStream (StreamRequestComplete streamRequestComplete, const i2p::data::IdentHash& dest, int port = 0);
-			std::shared_ptr<i2p::stream::Stream> CreateStream (std::shared_ptr<const i2p::data::LeaseSet> remote, int port = 0);
-			void AcceptStreams (const i2p::stream::StreamingDestination::Acceptor& acceptor);
-			void StopAcceptingStreams ();
-			bool IsAcceptingStreams () const;
-			void AcceptOnce (const i2p::stream::StreamingDestination::Acceptor& acceptor);
-			
-			// datagram
-      i2p::datagram::DatagramDestination * GetDatagramDestination () const { return m_DatagramDestination; };
-      i2p::datagram::DatagramDestination * CreateDatagramDestination ();
-			
-			// implements LocalDestination		
-			const uint8_t * GetEncryptionPrivateKey () const { return m_EncryptionPrivateKey; };
-			std::shared_ptr<const i2p::data::IdentityEx> GetIdentity () const { return m_Keys.GetPublic (); };			
-
-		protected:
-			
-			void CleanupDestination ();
-			// I2CP
-			void HandleDataMessage (const uint8_t * buf, size_t len);
-			void CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels);
-			
-		private:
-
-			std::shared_ptr<ClientDestination> GetSharedFromThis ()
-			{ return std::static_pointer_cast<ClientDestination>(shared_from_this ()); }   
-			void PersistTemporaryKeys ();
-#ifdef I2LUA
-			void ScheduleCheckForReady(ReadyPromise * p);
-			void HandleCheckForReady(const boost::system::error_code & ecode, ReadyPromise * p);
-#endif      
-		private:
-
-			i2p::data::PrivateKeys m_Keys;
-			uint8_t m_EncryptionPublicKey[256], m_EncryptionPrivateKey[256];
-
-			std::shared_ptr<i2p::stream::StreamingDestination> m_StreamingDestination; // default
-			std::map<uint16_t, std::shared_ptr<i2p::stream::StreamingDestination> > m_StreamingDestinationsByPorts;
-      i2p::datagram::DatagramDestination * m_DatagramDestination;
-
-			boost::asio::deadline_timer m_ReadyChecker;
-			
-		public:
-
-			// for HTTP only
-			std::vector<std::shared_ptr<const i2p::stream::Stream> > GetAllStreams () const;
-	};	
-}	
-}	
-
-#endif

Dockerfile

@@ -1,54 +0,0 @@
-FROM alpine:latest
-
-MAINTAINER Mikal Villa <mikal@sigterm.no>
-
-ENV GIT_BRANCH="master"
-ENV I2PD_PREFIX="/opt/i2pd-${GIT_BRANCH}"
-ENV PATH=${I2PD_PREFIX}/bin:$PATH
-
-ENV GOSU_VERSION=1.7
-ENV GOSU_SHASUM="34049cfc713e8b74b90d6de49690fa601dc040021980812b2f1f691534be8a50  /usr/local/bin/gosu"
-
-RUN mkdir /user && adduser -S -h /user i2pd && chown -R i2pd:nobody /user
-
-
-#
-# Each RUN is a layer, adding the dependencies and building i2pd in one layer takes around 8-900Mb, so to keep the 
-# image under 20mb we need to remove all the build dependencies in the same "RUN" / layer.
-#
-
-# 1. install deps, clone and build. 
-# 2. strip binaries. 
-# 3. Purge all dependencies and other unrelated packages, including build directory. 
-RUN apk --no-cache --virtual build-dependendencies add make gcc g++ libtool boost-dev build-base openssl-dev openssl git \
-    && mkdir -p /tmp/build \
-    && cd /tmp/build && git clone -b ${GIT_BRANCH} https://github.com/PurpleI2P/i2pd.git \
-    && cd i2pd \
-    && make -j4 \
-    && mkdir -p ${I2PD_PREFIX}/bin \
-    && mv i2pd ${I2PD_PREFIX}/bin/ \
-    && cd ${I2PD_PREFIX}/bin \
-    && strip i2pd \
-    && rm -fr /tmp/build && apk --purge del build-dependendencies build-base fortify-headers boost-dev zlib-dev openssl-dev \
-    boost-python3 python3 gdbm boost-unit_test_framework boost-python linux-headers boost-prg_exec_monitor \
-    boost-serialization boost-signals boost-wave boost-wserialization boost-math boost-graph boost-regex git pcre \
-    libtool g++ gcc pkgconfig
-
-# 2. Adding required libraries to run i2pd to ensure it will run.
-RUN apk --no-cache add boost-filesystem boost-system boost-program_options boost-date_time boost-thread boost-iostreams openssl musl-utils libstdc++
-
-# Gosu is a replacement for su/sudo in docker and not a backdoor :) See https://github.com/tianon/gosu
-RUN wget -O /usr/local/bin/gosu https://github.com/tianon/gosu/releases/download/${GOSU_VERSION}/gosu-amd64 \
-    && echo "${GOSU_SHASUM}" | sha256sum -c && chmod +x /usr/local/bin/gosu
-
-COPY entrypoint.sh /entrypoint.sh
-
-RUN chmod a+x /entrypoint.sh
-RUN echo "export PATH=${PATH}" >> /etc/profile
-
-VOLUME [ "/var/lib/i2pd" ]
-
-EXPOSE 7070 4444 4447 7656 2827 7654 7650
-
-ENTRYPOINT [ "/entrypoint.sh" ]
-

Event.cpp

@@ -1,61 +0,0 @@
-#include "Event.h"
-#include "Log.h"
-
-namespace i2p
-{
-	namespace event
-	{
-#ifdef WITH_EVENTS
-		EventCore core;
-#endif
-
-		void EventCore::SetListener(EventListener * l)
-		{
-			m_listener = l;
-			LogPrint(eLogInfo, "Event: listener set");
-		}
-
-		void EventCore::QueueEvent(const EventType & ev)
-		{
-			if(m_listener) m_listener->HandleEvent(ev);
-		}
-
-		void EventCore::CollectEvent(const std::string & type, const std::string & ident, uint64_t val)
-		{
-			std::unique_lock<std::mutex> lock(m_collect_mutex);
-			std::string key = type + "." + ident;
-			if (m_collected.find(key) == m_collected.end())
-			{
-				m_collected[key] = {type, key, 0};
-			}
-		  m_collected[key].Val += val;
-		}
-		
-		void EventCore::PumpCollected(EventListener * listener)
-		{
-			std::unique_lock<std::mutex> lock(m_collect_mutex);
-			if(listener)
-			{
-				for(const auto & ev : m_collected) {
-					listener->HandlePumpEvent({{"type", ev.second.Key}, {"ident", ev.second.Ident}}, ev.second.Val);
-				}
-			}
-			m_collected.clear();
-		}
-	}
-}
-
-void QueueIntEvent(const std::string & type, const std::string & ident, uint64_t val)
-{
-#ifdef WITH_EVENTS
-	i2p::event::core.CollectEvent(type, ident, val);
-#endif
-}
-
-void EmitEvent(const EventType & e)
-{
-#if WITH_EVENTS
-	i2p::event::core.QueueEvent(e);
-#endif
-}
-

Event.h

@@ -1,53 +0,0 @@
-#ifndef EVENT_H__
-#define EVENT_H__
-#include <map>
-#include <string>
-#include <memory>
-#include <mutex>
-#include <tuple>
-
-#include <boost/asio.hpp>
-
-typedef std::map<std::string, std::string> EventType;
-
-namespace i2p
-{
-	namespace event
-	{
-		class EventListener	 {
-		public:
-			virtual ~EventListener() {};
-			virtual void HandleEvent(const EventType & ev) = 0;
-      /** @brief handle collected event when pumped */
-      virtual void HandlePumpEvent(const EventType & ev, const uint64_t & val) = 0;
-		};
-
-		class EventCore
-		{
-		public:
-			void QueueEvent(const EventType & ev);
-      void CollectEvent(const std::string & type, const std::string & ident, uint64_t val);
-			void SetListener(EventListener * l);
-      void PumpCollected(EventListener * l);
-      
-		private:
-      std::mutex m_collect_mutex;
-      struct CollectedEvent
-      {
-        std::string Key;
-        std::string Ident;
-        uint64_t Val;
-      };
-      std::map<std::string, CollectedEvent> m_collected;
-			EventListener * m_listener = nullptr;
-		};
-#ifdef WITH_EVENTS		
-		extern EventCore core;
-#endif
-	}
-}
-
-void QueueIntEvent(const std::string & type, const std::string & ident, uint64_t val);
-void EmitEvent(const EventType & ev);
-
-#endif

FS.cpp

@@ -1,206 +0,0 @@
-/*
-* Copyright (c) 2013-2016, The PurpleI2P Project
-*
-* This file is part of Purple i2pd project and licensed under BSD3
-*
-* See full license text in LICENSE file at top of project tree
-*/
-
-#include <algorithm>
-#include <boost/filesystem.hpp>
-
-#ifdef _WIN32
-#include <shlobj.h>
-#endif
-
-#include "Base.h"
-#include "FS.h"
-#include "Log.h"
-#include "Garlic.h"
-
-namespace i2p {
-namespace fs {
-  std::string appName = "i2pd";
-  std::string dataDir = "";
-#ifdef _WIN32
-  std::string dirSep = "\\";
-#else
-  std::string dirSep = "/";
-#endif
-
-  const std::string & GetAppName () {
-    return appName;
-  }
-
-  void SetAppName (const std::string& name) {
-    appName = name;
-  }
-
-  const std::string & GetDataDir () {
-    return dataDir;
-  }
-
-  void DetectDataDir(const std::string & cmdline_param, bool isService) {
-    if (cmdline_param != "") {
-      dataDir = cmdline_param;
-      return;
-    }
-#if defined(WIN32) || defined(_WIN32)
-    char localAppData[MAX_PATH];
-    // check executable directory first
-    GetModuleFileName (NULL, localAppData, MAX_PATH);
-    auto execPath = boost::filesystem::path(localAppData).parent_path();
-    // if config file exists in .exe's folder use it
-    if(boost::filesystem::exists(execPath/"i2pd.conf")) // TODO: magic string
-        dataDir = execPath.string ();
-    else
-    {
-        // otherwise %appdata%
-        SHGetFolderPath(NULL, CSIDL_APPDATA, 0, NULL, localAppData);
-        dataDir = std::string(localAppData) + "\\" + appName;
-    }
-    return;
-#elif defined(MAC_OSX)
-    char *home = getenv("HOME");
-    dataDir = (home != NULL && strlen(home) > 0) ? home : "";
-    dataDir += "/Library/Application Support/" + appName;
-    return;
-#else /* other unix */
-#if defined(ANDROID)
-	const char * ext = getenv("EXTERNAL_STORAGE");
-	if (!ext) ext = "/sdcard";	
-	if (boost::filesystem::exists(ext))
-	{
-		dataDir = std::string (ext) + "/" + appName;
-		return;
-	}
-	// otherwise use /data/files
-#endif
-    char *home = getenv("HOME");
-    if (isService) {
-      dataDir = "/var/lib/" + appName;
-    } else if (home != NULL && strlen(home) > 0) {
-      dataDir = std::string(home) + "/." + appName;
-    } else {
-      dataDir = "/tmp/" + appName;
-    }
-    return;
-#endif
-  }
-
-  bool Init() {
-    if (!boost::filesystem::exists(dataDir))
-      boost::filesystem::create_directory(dataDir);
-    std::string destinations = DataDirPath("destinations");
-    if (!boost::filesystem::exists(destinations))
-      boost::filesystem::create_directory(destinations);
-	std::string tags = DataDirPath("tags");
-    if (!boost::filesystem::exists(tags))
-    	boost::filesystem::create_directory(tags);
-	else
-		i2p::garlic::CleanUpTagsFiles ();
-
-    return true;
-  }
-
-  bool ReadDir(const std::string & path, std::vector<std::string> & files) {
-    if (!boost::filesystem::exists(path))
-      return false;
-    boost::filesystem::directory_iterator it(path);
-    boost::filesystem::directory_iterator end;
-
-    for ( ; it != end; it++) {
-      if (!boost::filesystem::is_regular_file(it->status()))
-        continue;
-      files.push_back(it->path().string());
-    }
-
-    return true;
-  }
-
-  bool Exists(const std::string & path) {
-    return boost::filesystem::exists(path);
-  }
-
-  uint32_t GetLastUpdateTime (const std::string & path)
-  {	
-	 if (!boost::filesystem::exists(path)) return 0;
-	 boost::system::error_code ec;
-	 auto t = boost::filesystem::last_write_time (path, ec);
-	 return ec ? 0 : t;
-  }				
-
-  bool Remove(const std::string & path) {
-    if (!boost::filesystem::exists(path))
-      return false;
-    return boost::filesystem::remove(path);
-  }
-
-  	bool CreateDirectory (const std::string& path)
-	{
-		if (boost::filesystem::exists(path) &&
-			boost::filesystem::is_directory (boost::filesystem::status (path))) return true;
-		return boost::filesystem::create_directory(path);
-	}
-
-  void HashedStorage::SetPlace(const std::string &path) {
-    root = path + i2p::fs::dirSep + name;
-  }
-
-  bool HashedStorage::Init(const char * chars, size_t count) {
-    if (!boost::filesystem::exists(root)) {
-      boost::filesystem::create_directories(root);
-    }
-
-    for (size_t i = 0; i < count; i++) {
-      auto p = root + i2p::fs::dirSep + prefix1 + chars[i];
-      if (boost::filesystem::exists(p))
-        continue;
-      if (boost::filesystem::create_directory(p))
-        continue; /* ^ throws exception on failure */
-      return false;
-    }
-    return true;
-  }
-
-  std::string HashedStorage::Path(const std::string & ident) const {
-    std::string safe_ident = ident;
-    std::replace(safe_ident.begin(), safe_ident.end(), '/',  '-');
-    std::replace(safe_ident.begin(), safe_ident.end(), '\\', '-');
-
-    std::stringstream t("");
-    t << this->root << i2p::fs::dirSep;
-    t << prefix1 << safe_ident[0] << i2p::fs::dirSep;
-    t << prefix2 << safe_ident    << "." << suffix;
-
-    return t.str();
-  }
-
-  void HashedStorage::Remove(const std::string & ident) {
-    std::string path = Path(ident);
-    if (!boost::filesystem::exists(path))
-      return;
-    boost::filesystem::remove(path);
-  }
-
-  void HashedStorage::Traverse(std::vector<std::string> & files) {
-    Iterate([&files] (const std::string & fname) {
-        files.push_back(fname);
-    });
-  }
-
-  void HashedStorage::Iterate(FilenameVisitor v)
-  {
-    boost::filesystem::path p(root);
-    boost::filesystem::recursive_directory_iterator it(p);
-    boost::filesystem::recursive_directory_iterator end;
-
-    for ( ; it != end; it++) {
-      if (!boost::filesystem::is_regular_file( it->status() ))
-        continue;
-      const std::string & t = it->path().string();
-      v(t);
-    }
-  }
-} // fs
-} // i2p

FS.h

@@ -1,161 +0,0 @@
-/*
-* Copyright (c) 2013-2016, The PurpleI2P Project
-*
-* This file is part of Purple i2pd project and licensed under BSD3
-*
-* See full license text in LICENSE file at top of project tree
-*/
-
-#ifndef FS_H__
-#define FS_H__
-
-#include <vector>
-#include <string>
-#include <iostream>
-#include <sstream>
-#include <functional>
-
-namespace i2p {
-namespace fs {
-  extern std::string dirSep;
-
-  /**
-   * @brief Class to work with NetDb & Router profiles
-   *
-   * Usage:
-   *
-   * const char alphabet[8] = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'};
-   * auto h = HashedStorage("name", "y", "z-", ".txt");
-   * h.SetPlace("/tmp/hs-test");
-   * h.GetName()          -> gives "name"
-   * h.GetRoot()          -> gives "/tmp/hs-test/name"
-   * h.Init(alphabet, 8); <- creates needed dirs, 8 is size of alphabet
-   * h.Path("abcd");      <- returns /tmp/hs-test/name/ya/z-abcd.txt
-   * h.Remove("abcd");    <- removes /tmp/hs-test/name/ya/z-abcd.txt, if it exists
-   * std::vector<std::string> files;
-   * h.Traverse(files);   <- finds all files in storage and saves in given vector
-   */
-  class HashedStorage {
-    protected:
-      std::string root;    /**< path to storage with it's name included */
-      std::string name;    /**< name of the storage */
-      std::string prefix1; /**< hashed directory prefix */
-      std::string prefix2; /**< prefix of file in storage */
-      std::string suffix;  /**< suffix of file in storage (extension) */
-
-    public:
-      typedef std::function<void(const std::string &)> FilenameVisitor;
-      HashedStorage(const char *n, const char *p1, const char *p2, const char *s):
-        name(n), prefix1(p1), prefix2(p2), suffix(s) {};
-
-      /** create subdirs in storage */
-      bool Init(const char* chars, size_t cnt);
-      const std::string & GetRoot() const { return root; }
-      const std::string & GetName() const { return name; }
-      /** set directory where to place storage directory */
-      void SetPlace(const std::string & path);
-      /** path to file with given ident */
-      std::string Path(const std::string & ident) const;
-      /** remove file by ident */
-      void Remove(const std::string & ident);
-      /** find all files in storage and store list in provided vector */
-      void Traverse(std::vector<std::string> & files);
-      /** visit every file in this storage with a visitor */
-      void Iterate(FilenameVisitor v);
-  };
-
-  /** @brief Returns current application name, default 'i2pd' */
-	const std::string & GetAppName ();
-  /** @brief Set applicaton name, affects autodetection of datadir */
-	void SetAppName (const std::string& name);
-
-  /** @brief Returns datadir path */
-  const std::string & GetDataDir();
-
-  /**
-   * @brief Set datadir either from cmdline option or using autodetection
-   * @param cmdline_param  Value of cmdline parameter --datadir=<something>
-   * @param isService      Value of cmdline parameter --service
-   *
-   * Examples of autodetected paths:
-   *
-   *   Windows < Vista: C:\Documents and Settings\Username\Application Data\i2pd\
-   *   Windows >= Vista: C:\Users\Username\AppData\Roaming\i2pd\
-   *   Mac: /Library/Application Support/i2pd/ or ~/Library/Application Support/i2pd/
-   *   Unix: /var/lib/i2pd/ (system=1) >> ~/.i2pd/ or /tmp/i2pd/
-   */
-  void DetectDataDir(const std::string & cmdline_datadir, bool isService = false);
-
-  /**
-   * @brief Create subdirectories inside datadir
-   */
-  bool Init();
-
-  /**
-   * @brief Get list of files in directory
-   * @param path  Path to directory
-   * @param files Vector to store found files
-   * @return true on success and false if directory not exists
-   */
-  bool ReadDir(const std::string & path, std::vector<std::string> & files);		
-
-  /**
-   * @brief Remove file with given path
-   * @param path Absolute path to file
-   * @return true on success, false if file not exists, throws exception on error
-   */
-  bool Remove(const std::string & path);
-
-  /**
-   * @brief Check existence of file
-   * @param path Absolute path to file
-   * @return true if file exists, false otherwise
-   */
-  bool Exists(const std::string & path);
-
-  uint32_t GetLastUpdateTime (const std::string & path); // seconds since epoch			
- 
-  bool CreateDirectory (const std::string& path);	
-
-  template<typename T>
-  void _ExpandPath(std::stringstream & path, T c) {
-    path << i2p::fs::dirSep << c;
-  }
-
-  template<typename T, typename ... Other>
-  void _ExpandPath(std::stringstream & path, T c, Other ... other) {
-    _ExpandPath(path, c);
-    _ExpandPath(path, other ...);
-  }
-
-  /**
-   * @brief Get path relative to datadir
-   *
-   * Examples (with datadir = "/tmp/i2pd"):
-   *
-   * i2p::fs::Path("test")             -> '/tmp/i2pd/test'
-   * i2p::fs::Path("test", "file.txt") -> '/tmp/i2pd/test/file.txt'
-   */
-  template<typename ... Other>
-  std::string DataDirPath(Other ... components) {
-    std::stringstream s("");
-    s << i2p::fs::GetDataDir();
-    _ExpandPath(s, components ...);
-
-    return s.str();
-  }
-
-	template<typename Storage, typename... Filename>
-	std::string StorageRootPath (const Storage& storage, Filename... filenames)
-	{
-		std::stringstream s("");
-		s << storage.GetRoot ();
-		_ExpandPath(s, filenames...);
-
-		return s.str();
-	}	
-
-} // fs
-} // i2p
-
-#endif // /* FS_H__ */

Garlic.cpp

@@ -1,786 +0,0 @@
-#include <inttypes.h>
-#include "I2PEndian.h"
-#include <map>
-#include <string>
-#include "Crypto.h"
-#include "RouterContext.h"
-#include "I2NPProtocol.h"
-#include "Tunnel.h"
-#include "TunnelPool.h"
-#include "Transports.h"
-#include "Timestamp.h"
-#include "Log.h"
-#include "FS.h"
-#include "Garlic.h"
-
-namespace i2p
-{
-namespace garlic
-{
-	GarlicRoutingSession::GarlicRoutingSession (GarlicDestination * owner, 
-	    std::shared_ptr<const i2p::data::RoutingDestination> destination, int numTags, bool attachLeaseSet):
-		m_Owner (owner), m_Destination (destination), m_NumTags (numTags), 
-		m_LeaseSetUpdateStatus (attachLeaseSet ? eLeaseSetUpdated : eLeaseSetDoNotSend),
-		m_LeaseSetUpdateMsgID (0)
-	{
-		// create new session tags and session key
-		RAND_bytes (m_SessionKey, 32);
-		m_Encryption.SetKey (m_SessionKey);
-	}	
-
-	GarlicRoutingSession::GarlicRoutingSession (const uint8_t * sessionKey, const SessionTag& sessionTag):
-		m_Owner (nullptr), m_NumTags (1), m_LeaseSetUpdateStatus (eLeaseSetDoNotSend), m_LeaseSetUpdateMsgID (0)
-	{
-		memcpy (m_SessionKey, sessionKey, 32);
-		m_Encryption.SetKey (m_SessionKey);
-		m_SessionTags.push_back (sessionTag);
-		m_SessionTags.back ().creationTime = i2p::util::GetSecondsSinceEpoch ();
-	}	
-
-	GarlicRoutingSession::~GarlicRoutingSession	()
-	{	
-	}
-
-	std::shared_ptr<GarlicRoutingPath> GarlicRoutingSession::GetSharedRoutingPath ()
-	{
-		if (!m_SharedRoutingPath) return nullptr;
-		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		if (m_SharedRoutingPath->numTimesUsed >= ROUTING_PATH_MAX_NUM_TIMES_USED ||
-		    !m_SharedRoutingPath->outboundTunnel->IsEstablished () ||
-			ts*1000LL > m_SharedRoutingPath->remoteLease->endDate ||
-		    ts > m_SharedRoutingPath->updateTime + ROUTING_PATH_EXPIRATION_TIMEOUT)
-				m_SharedRoutingPath = nullptr;
-		if (m_SharedRoutingPath) m_SharedRoutingPath->numTimesUsed++;
-		return m_SharedRoutingPath;
-	}
-		
-	void GarlicRoutingSession::SetSharedRoutingPath (std::shared_ptr<GarlicRoutingPath> path)
-	{	
-		if (path && path->outboundTunnel && path->remoteLease) 
-		{	
-			path->updateTime = i2p::util::GetSecondsSinceEpoch ();
-			path->numTimesUsed = 0;
-		}	
-		else
-			path = nullptr;
-		m_SharedRoutingPath = path;
-	}
-		
-	GarlicRoutingSession::UnconfirmedTags * GarlicRoutingSession::GenerateSessionTags ()
-	{
-		auto tags = new UnconfirmedTags (m_NumTags);
-		tags->tagsCreationTime = i2p::util::GetSecondsSinceEpoch ();		
-		for (int i = 0; i < m_NumTags; i++)
-		{
-			RAND_bytes (tags->sessionTags[i], 32);
-			tags->sessionTags[i].creationTime = tags->tagsCreationTime;
-		}			
-		return tags;	
-	}
-
-	void GarlicRoutingSession::MessageConfirmed (uint32_t msgID)
-	{
-		TagsConfirmed (msgID);
-		if (msgID == m_LeaseSetUpdateMsgID)
-		{	
-			m_LeaseSetUpdateStatus = eLeaseSetUpToDate;
-			m_LeaseSetUpdateMsgID = 0;
-			LogPrint (eLogInfo, "Garlic: LeaseSet update confirmed");
-		}	
-		else
-			CleanupExpiredTags ();
-	}	
-		
-	void GarlicRoutingSession::TagsConfirmed (uint32_t msgID) 
-	{ 
-		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		auto it = m_UnconfirmedTagsMsgs.find (msgID);
-		if (it != m_UnconfirmedTagsMsgs.end ())
-		{
-			auto& tags = it->second;
-			if (ts < tags->tagsCreationTime + OUTGOING_TAGS_EXPIRATION_TIMEOUT)
-			{	
-				for (int i = 0; i < tags->numTags; i++)
-					m_SessionTags.push_back (tags->sessionTags[i]);
-			}	
-			m_UnconfirmedTagsMsgs.erase (it);
-		}
-	}
-
-	bool GarlicRoutingSession::CleanupExpiredTags ()
-	{
-		auto ts = i2p::util::GetSecondsSinceEpoch ();
-		for (auto it = m_SessionTags.begin (); it != m_SessionTags.end ();)
-		{
-			if (ts >= it->creationTime + OUTGOING_TAGS_EXPIRATION_TIMEOUT)
-				it = m_SessionTags.erase (it);
-			else 
-				++it;
-		}
-		CleanupUnconfirmedTags ();
-		if (m_LeaseSetUpdateMsgID && ts*1000LL > m_LeaseSetSubmissionTime + LEASET_CONFIRMATION_TIMEOUT)
-		{
-			if (m_Owner)
-				m_Owner->RemoveDeliveryStatusSession (m_LeaseSetUpdateMsgID);
-			m_LeaseSetUpdateMsgID = 0;
-		} 	
-		return !m_SessionTags.empty () || !m_UnconfirmedTagsMsgs.empty ();
- 	}
-
-	bool GarlicRoutingSession::CleanupUnconfirmedTags ()
-	{
-		bool ret = false;
-		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		// delete expired unconfirmed tags
-		for (auto it = m_UnconfirmedTagsMsgs.begin (); it != m_UnconfirmedTagsMsgs.end ();)
-		{
-			if (ts >= it->second->tagsCreationTime + OUTGOING_TAGS_CONFIRMATION_TIMEOUT)
-			{
-				if (m_Owner)
-					m_Owner->RemoveDeliveryStatusSession (it->first);
-				it = m_UnconfirmedTagsMsgs.erase (it);
-				ret = true;
-			}	
-			else
-				++it;
-		}	
-		return ret;
-	}
-
-	std::shared_ptr<I2NPMessage> GarlicRoutingSession::WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg)
-	{
-		auto m = NewI2NPMessage ();
-		m->Align (12); // in order to get buf aligned to 16 (12 + 4)
-		size_t len = 0;
-		uint8_t * buf = m->GetPayload () + 4; // 4 bytes for length
-
-		// find non-expired tag
-		bool tagFound = false;	
-		SessionTag tag; 
-		if (m_NumTags > 0)
-		{	
-			uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-			while (!m_SessionTags.empty ())
-			{
-				if (ts < m_SessionTags.front ().creationTime + OUTGOING_TAGS_EXPIRATION_TIMEOUT)
-				{
-					tag = m_SessionTags.front ();
-					m_SessionTags.pop_front (); // use same tag only once
-					tagFound = true;
-					break;
-				}	
-				else
-					m_SessionTags.pop_front (); // remove expired tag
-			}
-		}	
-		// create message
-		if (!tagFound) // new session
-		{
-			LogPrint (eLogInfo, "Garlic: No tags available, will use ElGamal");
-			if (!m_Destination)
-			{
-				LogPrint (eLogError, "Garlic: Can't use ElGamal for unknown destination");
-				return nullptr;
-			}
-			// create ElGamal block
-			ElGamalBlock elGamal;
-			memcpy (elGamal.sessionKey, m_SessionKey, 32); 
-			RAND_bytes (elGamal.preIV, 32); // Pre-IV
-			uint8_t iv[32]; // IV is first 16 bytes
-			SHA256(elGamal.preIV, 32, iv); 
-			BN_CTX * ctx = BN_CTX_new ();
-			i2p::crypto::ElGamalEncrypt (m_Destination->GetEncryptionPublicKey (), (uint8_t *)&elGamal, buf, ctx, true);	
-			BN_CTX_free (ctx);		
-			m_Encryption.SetIV (iv);
-			buf += 514;
-			len += 514;	
-		}
-		else // existing session
-		{	
-			// session tag
-			memcpy (buf, tag, 32);	
-			uint8_t iv[32]; // IV is first 16 bytes
-			SHA256(tag, 32, iv);
-			m_Encryption.SetIV (iv);
-			buf += 32;
-			len += 32;		
-		}	
-		// AES block
-		len += CreateAESBlock (buf, msg);
-		htobe32buf (m->GetPayload (), len);
-		m->len += len + 4;
-		m->FillI2NPMessageHeader (eI2NPGarlic);
-		return m;
-	}	
-
-	size_t GarlicRoutingSession::CreateAESBlock (uint8_t * buf, std::shared_ptr<const I2NPMessage> msg)
-	{
-		size_t blockSize = 0;
-		bool createNewTags = m_Owner && m_NumTags && ((int)m_SessionTags.size () <= m_NumTags*2/3);
-		UnconfirmedTags * newTags = createNewTags ? GenerateSessionTags () : nullptr;
-		htobuf16 (buf, newTags ? htobe16 (newTags->numTags) : 0); // tag count
-		blockSize += 2;
-		if (newTags) // session tags recreated
-		{	
-			for (int i = 0; i < newTags->numTags; i++)
-			{
-				memcpy (buf + blockSize, newTags->sessionTags[i], 32); // tags
-				blockSize += 32;
-			}
-		}	
-		uint32_t * payloadSize = (uint32_t *)(buf + blockSize);
-		blockSize += 4;
-		uint8_t * payloadHash = buf + blockSize;
-		blockSize += 32;
-		buf[blockSize] = 0; // flag
-		blockSize++;
-		size_t len = CreateGarlicPayload (buf + blockSize, msg, newTags);
-		htobe32buf (payloadSize, len);
-		SHA256(buf + blockSize, len, payloadHash);
-		blockSize += len;
-		size_t rem = blockSize % 16;
-		if (rem)
-			blockSize += (16-rem); //padding
-		m_Encryption.Encrypt(buf, blockSize, buf);
-		return blockSize;
-	}	
-
-	size_t GarlicRoutingSession::CreateGarlicPayload (uint8_t * payload, std::shared_ptr<const I2NPMessage> msg, UnconfirmedTags * newTags)
-	{
-		uint64_t ts = i2p::util::GetMillisecondsSinceEpoch ();
-		uint32_t msgID;
-		RAND_bytes ((uint8_t *)&msgID, 4);
-		size_t size = 0;
-		uint8_t * numCloves = payload + size;
-		*numCloves = 0;
-		size++;
-
-		if (m_Owner)
-		{	
-			// resubmit non-confirmed LeaseSet
-			if (m_LeaseSetUpdateStatus == eLeaseSetSubmitted && ts > m_LeaseSetSubmissionTime + LEASET_CONFIRMATION_TIMEOUT)
-			{
-				m_LeaseSetUpdateStatus = eLeaseSetUpdated;
-				SetSharedRoutingPath (nullptr); // invalidate path since leaseset was not confirmed
-			}
-
-			// attach DeviveryStatus if necessary
-			if (newTags || m_LeaseSetUpdateStatus == eLeaseSetUpdated) // new tags created or leaseset updated
-			{
-				// clove is DeliveryStatus 
-				auto cloveSize = CreateDeliveryStatusClove (payload + size, msgID);
-				if (cloveSize > 0) // successive?
-				{
-					size += cloveSize;
-					(*numCloves)++;
-					if (newTags) // new tags created
-					{
-						newTags->msgID = msgID;
-						m_UnconfirmedTagsMsgs.insert (std::make_pair(msgID, std::unique_ptr<UnconfirmedTags>(newTags)));
-						newTags = nullptr; // got acquired
-					}	
-					m_Owner->DeliveryStatusSent (shared_from_this (), msgID);
-				}
-				else
-					LogPrint (eLogWarning, "Garlic: DeliveryStatus clove was not created");
-			}	
-			// attach LeaseSet
-			if (m_LeaseSetUpdateStatus == eLeaseSetUpdated) 
-			{
-				if (m_LeaseSetUpdateMsgID) m_Owner->RemoveDeliveryStatusSession (m_LeaseSetUpdateMsgID); // remove previous
-				m_LeaseSetUpdateStatus = eLeaseSetSubmitted;
-				m_LeaseSetUpdateMsgID = msgID;
-				m_LeaseSetSubmissionTime = ts;
-				// clove if our leaseSet must be attached
-				auto leaseSet = CreateDatabaseStoreMsg (m_Owner->GetLeaseSet ());
-				size += CreateGarlicClove (payload + size, leaseSet, false); 
-				(*numCloves)++;
-			}
-		}	
-		if (msg) // clove message ifself if presented
-		{	
-			size += CreateGarlicClove (payload + size, msg, m_Destination ? m_Destination->IsDestination () : false);
-			(*numCloves)++;
-		}	
-		memset (payload + size, 0, 3); // certificate of message
-		size += 3;
-		htobe32buf (payload + size, msgID); // MessageID
-		size += 4;
-		htobe64buf (payload + size, ts + 8000); // Expiration of message, 8 sec
-		size += 8;
-		
-		if (newTags) delete newTags; // not acquired, delete			
-		return size;
-	}	
-
-	size_t GarlicRoutingSession::CreateGarlicClove (uint8_t * buf, std::shared_ptr<const I2NPMessage> msg, bool isDestination)
-	{
-		uint64_t ts = i2p::util::GetMillisecondsSinceEpoch () + 8000; // 8 sec
-		size_t size = 0;
-		if (isDestination)
-		{
-			buf[size] = eGarlicDeliveryTypeDestination << 5;//  delivery instructions flag destination
-			size++;
-			memcpy (buf + size, m_Destination->GetIdentHash (), 32);
-			size += 32;
-		}	
-		else	
-		{	
-			buf[size] = 0;//  delivery instructions flag local
-			size++;
-		}
-		
-		memcpy (buf + size, msg->GetBuffer (), msg->GetLength ());
-		size += msg->GetLength ();
-		uint32_t cloveID;
-		RAND_bytes ((uint8_t *)&cloveID, 4);
-		htobe32buf (buf + size, cloveID); // CloveID
-		size += 4;
-		htobe64buf (buf + size, ts); // Expiration of clove
-		size += 8;
-		memset (buf + size, 0, 3); // certificate of clove
-		size += 3;
-		return size;
-	}	
-
-	size_t GarlicRoutingSession::CreateDeliveryStatusClove (uint8_t * buf, uint32_t msgID)
-	{		
-		size_t size = 0;
-		if (m_Owner)
-		{
-			auto inboundTunnel = m_Owner->GetTunnelPool ()->GetNextInboundTunnel ();
-			if (inboundTunnel)
-			{	
-				buf[size] = eGarlicDeliveryTypeTunnel << 5; // delivery instructions flag tunnel
-				size++;
-				// hash and tunnelID sequence is reversed for Garlic 
-				memcpy (buf + size, inboundTunnel->GetNextIdentHash (), 32); // To Hash
-				size += 32;
-				htobe32buf (buf + size, inboundTunnel->GetNextTunnelID ()); // tunnelID
-				size += 4; 	
-				// create msg 
-				auto msg = CreateDeliveryStatusMsg (msgID);
-				if (m_Owner)
-				{
-					//encrypt 
-					uint8_t key[32], tag[32];
-					RAND_bytes (key, 32); // random session key 
-					RAND_bytes (tag, 32); // random session tag
-					m_Owner->SubmitSessionKey (key, tag);
-					GarlicRoutingSession garlic (key, tag);
-					msg = garlic.WrapSingleMessage (msg);		
-				}
-				memcpy (buf + size, msg->GetBuffer (), msg->GetLength ());
-				size += msg->GetLength ();
-				// fill clove
-				uint64_t ts = i2p::util::GetMillisecondsSinceEpoch () + 8000; // 8 sec
-				uint32_t cloveID;
-				RAND_bytes ((uint8_t *)&cloveID, 4);
-				htobe32buf (buf + size, cloveID); // CloveID
-				size += 4;
-				htobe64buf (buf + size, ts); // Expiration of clove
-				size += 8;
-				memset (buf + size, 0, 3); // certificate of clove
-				size += 3;
-			}
-			else	
-				LogPrint (eLogError, "Garlic: No inbound tunnels in the pool for DeliveryStatus");
-		}
-		else
-			LogPrint (eLogWarning, "Garlic: Missing local LeaseSet");
-
-		return size;
-	}
-
-	GarlicDestination::GarlicDestination (): m_NumTags (32) // 32 tags by default
-	{
-		m_Ctx = BN_CTX_new ();
-	} 
-		
-	GarlicDestination::~GarlicDestination ()
-	{
-		BN_CTX_free (m_Ctx);
-	}
-
-	void GarlicDestination::CleanUp ()
-	{		
-		m_Sessions.clear ();
-		m_DeliveryStatusSessions.clear ();
-		m_Tags.clear ();
-	}	
-	void GarlicDestination::AddSessionKey (const uint8_t * key, const uint8_t * tag)
-	{
-		if (key)
-		{
-			uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-			m_Tags[SessionTag(tag, ts)] = std::make_shared<AESDecryption>(key);
-		}
-	}
-
-	bool GarlicDestination::SubmitSessionKey (const uint8_t * key, const uint8_t * tag) 
-	{
-		AddSessionKey (key, tag);
-		return true;
-	}
-
-	void GarlicDestination::HandleGarlicMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		uint8_t * buf = msg->GetPayload ();
-		uint32_t length = bufbe32toh (buf);
-		if (length > msg->GetLength ())
-		{
-			LogPrint (eLogWarning, "Garlic: message length ", length, " exceeds I2NP message length ", msg->GetLength ());
-			return;
-		}	
-		buf += 4; // length
-		auto it = m_Tags.find (SessionTag(buf));
-		if (it != m_Tags.end ())
-		{
-			// tag found. Use AES
-			if (length >= 32)
-			{	
-				uint8_t iv[32]; // IV is first 16 bytes
-				SHA256(buf, 32, iv);
-				it->second->SetIV (iv);
-				it->second->Decrypt (buf + 32, length - 32, buf + 32);
-				HandleAESBlock (buf + 32, length - 32, it->second, msg->from);
-			}	
-			else
-				LogPrint (eLogWarning, "Garlic: message length ", length, " is less than 32 bytes");
-			m_Tags.erase (it); // tag might be used only once	
-		}
-		else
-		{
-			// tag not found. Use ElGamal
-			ElGamalBlock elGamal;
-			if (length >= 514 && i2p::crypto::ElGamalDecrypt (GetEncryptionPrivateKey (), buf, (uint8_t *)&elGamal, m_Ctx, true))
-			{	
-				auto decryption = std::make_shared<AESDecryption>(elGamal.sessionKey);
-				uint8_t iv[32]; // IV is first 16 bytes
-				SHA256(elGamal.preIV, 32, iv); 
-				decryption->SetIV (iv);
-				decryption->Decrypt(buf + 514, length - 514, buf + 514);
-				HandleAESBlock (buf + 514, length - 514, decryption, msg->from);
-			}	
-			else
-				LogPrint (eLogError, "Garlic: Failed to decrypt message");
-		}
-	}	
-
-	void GarlicDestination::HandleAESBlock (uint8_t * buf, size_t len, std::shared_ptr<AESDecryption> decryption,
-		std::shared_ptr<i2p::tunnel::InboundTunnel> from)
-	{
-		uint16_t tagCount = bufbe16toh (buf);
-		buf += 2; len -= 2;	
-		if (tagCount > 0)
-		{	
-			if (tagCount*32 > len) 
-			{
-				LogPrint (eLogError, "Garlic: Tag count ", tagCount, " exceeds length ", len);
-				return ;
-			}	
-			uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-			for (int i = 0; i < tagCount; i++)
-				m_Tags[SessionTag(buf + i*32, ts)] = decryption;	
-		}	
-		buf += tagCount*32;
-		len -= tagCount*32;
-		uint32_t payloadSize = bufbe32toh (buf);
-		if (payloadSize > len)
-		{
-			LogPrint (eLogError, "Garlic: Unexpected payload size ", payloadSize);
-			return;
-		}	
-		buf += 4;
-		uint8_t * payloadHash = buf;
-		buf += 32;// payload hash. 
-		if (*buf) // session key?
-			buf += 32; // new session key
-		buf++; // flag
-
-		// payload
-		uint8_t digest[32];
-		SHA256 (buf, payloadSize, digest);
-		if (memcmp (payloadHash, digest, 32)) // payload hash doesn't match
-		{
-			LogPrint (eLogError, "Garlic: wrong payload hash");
-			return;
-		}		    
-		HandleGarlicPayload (buf, payloadSize, from);
-	}	
-
-	void GarlicDestination::HandleGarlicPayload (uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from)
-	{
-		const uint8_t * buf1 = buf;
-		int numCloves = buf[0];
-		LogPrint (eLogDebug, "Garlic: ", numCloves," cloves");
-		buf++;
-		for (int i = 0; i < numCloves; i++)
-		{
-			// delivery instructions
-			uint8_t flag = buf[0];
-			buf++; // flag
-			if (flag & 0x80) // encrypted?
-			{
-				// TODO: implement
-				LogPrint (eLogWarning, "Garlic: clove encrypted");
-				buf += 32; 
-			}	
-			GarlicDeliveryType deliveryType = (GarlicDeliveryType)((flag >> 5) & 0x03);
-			switch (deliveryType)
-			{
-				case eGarlicDeliveryTypeLocal:
-					LogPrint (eLogDebug, "Garlic: type local");
-					HandleI2NPMessage (buf, len, from);
-				break;	
-				case eGarlicDeliveryTypeDestination:	
-					LogPrint (eLogDebug, "Garlic: type destination");
-					buf += 32; // destination. check it later or for multiple destinations
-					HandleI2NPMessage (buf, len, from);
-				break;
-				case eGarlicDeliveryTypeTunnel:
-				{	
-					LogPrint (eLogDebug, "Garlic: type tunnel");
-					// gwHash and gwTunnel sequence is reverted
-					uint8_t * gwHash = buf;
-					buf += 32;
-					uint32_t gwTunnel = bufbe32toh (buf);
-					buf += 4;
-					auto msg = CreateI2NPMessage (buf, GetI2NPMessageLength (buf), from);
-					if (from) // received through an inbound tunnel
-					{
-						std::shared_ptr<i2p::tunnel::OutboundTunnel> tunnel;
-						if (from->GetTunnelPool ())
-							tunnel = from->GetTunnelPool ()->GetNextOutboundTunnel ();
-						else
-							LogPrint (eLogError, "Garlic: Tunnel pool is not set for inbound tunnel");
-						if (tunnel) // we have send it through an outbound tunnel
-							tunnel->SendTunnelDataMsg (gwHash, gwTunnel, msg);
-						else
-							LogPrint (eLogWarning, "Garlic: No outbound tunnels available for garlic clove");
-					}
-					else // received directly
-						i2p::transport::transports.SendMessage (gwHash, i2p::CreateTunnelGatewayMsg (gwTunnel, msg)); // send directly
-					break;
-				}
-				case eGarlicDeliveryTypeRouter:
-				{
-					uint8_t * ident = buf;
-					buf += 32;
-					if (!from) // received directly
-						i2p::transport::transports.SendMessage (ident,
-							CreateI2NPMessage (buf, GetI2NPMessageLength (buf)));
-					else
-						LogPrint (eLogWarning, "Garlic: type router for inbound tunnels not supported");
-					break;	
-				}
-				default:
-					LogPrint (eLogWarning, "Garlic: unknown delivery type ", (int)deliveryType);
-			}
-			buf += GetI2NPMessageLength (buf); //  I2NP
-			buf += 4; // CloveID
-			buf += 8; // Date
-			buf += 3; // Certificate
-			if (buf - buf1  > (int)len)
-			{
-				LogPrint (eLogError, "Garlic: clove is too long");
-				break;
-			}	
-		}	
-	}	
-	
-	std::shared_ptr<I2NPMessage> GarlicDestination::WrapMessage (std::shared_ptr<const i2p::data::RoutingDestination> destination, 
-		std::shared_ptr<I2NPMessage> msg, bool attachLeaseSet)	
-	{
-		auto session = GetRoutingSession (destination, attachLeaseSet);  
-		return session->WrapSingleMessage (msg);	
-	}
-
-	std::shared_ptr<GarlicRoutingSession> GarlicDestination::GetRoutingSession (
-		std::shared_ptr<const i2p::data::RoutingDestination> destination, bool attachLeaseSet)
-	{
-		GarlicRoutingSessionPtr session;
-		{	
-			std::unique_lock<std::mutex> l(m_SessionsMutex);
-			auto it = m_Sessions.find (destination->GetIdentHash ());
-			if (it != m_Sessions.end ())
-				session = it->second;
-		}
-		if (!session)
-		{
-			session = std::make_shared<GarlicRoutingSession> (this, destination, 
-				attachLeaseSet ? m_NumTags : 4, attachLeaseSet); // specified num tags for connections and 4 for LS requests
-			std::unique_lock<std::mutex> l(m_SessionsMutex);
-			m_Sessions[destination->GetIdentHash ()] = session;
-		}	
-		return session;
-	}	
-	
-	void GarlicDestination::CleanupExpiredTags ()
-	{
-		// incoming
-		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		int numExpiredTags = 0;
-		for (auto it = m_Tags.begin (); it != m_Tags.end ();)
-		{
-			if (ts > it->first.creationTime + INCOMING_TAGS_EXPIRATION_TIMEOUT)
-			{
-				numExpiredTags++;
-				it = m_Tags.erase (it);
-			}	
-			else
-				++it;
-		}
-		if (numExpiredTags > 0)
-			LogPrint (eLogDebug, "Garlic: ", numExpiredTags, " tags expired for ", GetIdentHash().ToBase64 ());
-
-		// outgoing
-		{
-			std::unique_lock<std::mutex> l(m_SessionsMutex);
-			for (auto it = m_Sessions.begin (); it != m_Sessions.end ();)
-			{
-				it->second->GetSharedRoutingPath (); // delete shared path if necessary
-				if (!it->second->CleanupExpiredTags ())
-				{
-					LogPrint (eLogInfo, "Routing session to ", it->first.ToBase32 (), " deleted");
-					it->second->SetOwner (nullptr);
-					it = m_Sessions.erase (it);
-				}
-				else
-					++it;
-			}
-		}
-		// delivery status sessions
-		{	
-			std::unique_lock<std::mutex> l(m_DeliveryStatusSessionsMutex);
-			for (auto it = m_DeliveryStatusSessions.begin (); it != m_DeliveryStatusSessions.end (); )
-			{
-				if (it->second->GetOwner () != this)
-					it = m_DeliveryStatusSessions.erase (it);
-				else
-					++it;
-			}
-		}	
-	}
-
-	void GarlicDestination::RemoveDeliveryStatusSession (uint32_t msgID)
-	{
-		std::unique_lock<std::mutex> l(m_DeliveryStatusSessionsMutex);
-		m_DeliveryStatusSessions.erase (msgID);
-	}
-
-	void GarlicDestination::DeliveryStatusSent (GarlicRoutingSessionPtr session, uint32_t msgID)
-	{
-		std::unique_lock<std::mutex> l(m_DeliveryStatusSessionsMutex);
-		m_DeliveryStatusSessions[msgID] = session;
-	}
-
-	void GarlicDestination::HandleDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		uint32_t msgID = bufbe32toh (msg->GetPayload ());
-		GarlicRoutingSessionPtr session;
-		{
-			std::unique_lock<std::mutex> l(m_DeliveryStatusSessionsMutex);
-			auto it = m_DeliveryStatusSessions.find (msgID);
-			if (it != m_DeliveryStatusSessions.end ())
-			{
-				session = it->second;
-				m_DeliveryStatusSessions.erase (it);
-			}
-		}
-		if (session)
-		{
-			session->MessageConfirmed (msgID);
-			LogPrint (eLogDebug, "Garlic: message ", msgID, " acknowledged");
-		}
-	}
-
-	void GarlicDestination::SetLeaseSetUpdated ()
-	{
-		std::unique_lock<std::mutex> l(m_SessionsMutex);
-		for (auto& it: m_Sessions)
-			it.second->SetLeaseSetUpdated ();
-	}
-
-	void GarlicDestination::ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		HandleGarlicMessage (msg);
-	}
-
-	void GarlicDestination::ProcessDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		HandleDeliveryStatusMessage (msg);
-	}
-
-	void GarlicDestination::SaveTags ()
-	{
-		if (m_Tags.empty ()) return;
-		std::string ident = GetIdentHash().ToBase32();
-		std::string path  = i2p::fs::DataDirPath("tags", (ident + ".tags"));
-		std::ofstream f (path, std::ofstream::binary | std::ofstream::out | std::ofstream::trunc);	
-		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		// 4 bytes timestamp, 32 bytes tag, 32 bytes key
-		for (auto it: m_Tags)
-		{
-			if (ts < it.first.creationTime + INCOMING_TAGS_EXPIRATION_TIMEOUT)
-			{
-				f.write ((char *)&it.first.creationTime, 4);
-				f.write ((char *)it.first.data (), 32);
-				f.write ((char *)it.second->GetKey ().data (), 32);
-			} 
-		}
-	}
-
-	void GarlicDestination::LoadTags ()
-	{
-		std::string ident = GetIdentHash().ToBase32();
-		std::string path  = i2p::fs::DataDirPath("tags", (ident + ".tags"));
-		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		if (ts < i2p::fs::GetLastUpdateTime (path) + INCOMING_TAGS_EXPIRATION_TIMEOUT) 
-		{
-			// might contain non-expired tags
-			std::ifstream f (path, std::ifstream::binary);
-			if (f) 
-			{
-				std::map<i2p::crypto::AESKey, std::shared_ptr<AESDecryption> > keys;
-				// 4 bytes timestamp, 32 bytes tag, 32 bytes key
-				while (!f.eof ())
-				{
-					uint32_t t;
-					uint8_t tag[32], key[32];
-					f.read ((char *)&t, 4); if (f.eof ()) break;
-					if (ts < t + INCOMING_TAGS_EXPIRATION_TIMEOUT)
-					{
-						f.read ((char *)tag, 32);
-						f.read ((char *)key, 32);
-					}
-					else
-						f.seekg (64, std::ios::cur); // skip 
-					if (f.eof ()) break;
-
-					std::shared_ptr<AESDecryption> decryption;
-					auto it = keys.find (key);
-					if (it != keys.end ())
-						decryption = it->second;
-					else
-						decryption = std::make_shared<AESDecryption>(key);
-					m_Tags.insert (std::make_pair (SessionTag (tag, ts), decryption));
-				}
-				if (!m_Tags.empty ()) 
-					LogPrint (eLogInfo, m_Tags.size (), " loaded for ", ident);	
-			}
-		}
-		i2p::fs::Remove (path);	 
-	}
-
-	void CleanUpTagsFiles ()
-	{
-		std::vector<std::string> files; 
-		i2p::fs::ReadDir (i2p::fs::DataDirPath("tags"), files);
-		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		for (auto  it: files)
-			if (ts >= i2p::fs::GetLastUpdateTime (it) + INCOMING_TAGS_EXPIRATION_TIMEOUT)
-				 i2p::fs::Remove (it);
-	}
-}	
-}

Garlic.h

@@ -1,234 +0,0 @@
-#ifndef GARLIC_H__
-#define GARLIC_H__
-
-#include <inttypes.h>
-#include <map>
-#include <list>
-#include <string>
-#include <thread>
-#include <mutex>
-#include <memory>
-#include "Crypto.h"
-#include "I2NPProtocol.h"
-#include "LeaseSet.h"
-#include "Queue.h"
-#include "Identity.h"
-
-namespace i2p
-{
-namespace tunnel
-{		
-	class OutboundTunnel;
-}
-	
-namespace garlic
-{
-	
-	enum GarlicDeliveryType 
-	{ 
-		eGarlicDeliveryTypeLocal = 0, 
-		eGarlicDeliveryTypeDestination = 1,
-		eGarlicDeliveryTypeRouter = 2,	
-		eGarlicDeliveryTypeTunnel = 3
-	};	
-
-	struct ElGamalBlock
-	{
-		uint8_t sessionKey[32];
-		uint8_t preIV[32];
-		uint8_t padding[158];
-	};		
-
-	const int INCOMING_TAGS_EXPIRATION_TIMEOUT = 960; // 16 minutes			
-	const int OUTGOING_TAGS_EXPIRATION_TIMEOUT = 720; // 12 minutes
-	const int OUTGOING_TAGS_CONFIRMATION_TIMEOUT = 10; // 10 seconds 
-	const int LEASET_CONFIRMATION_TIMEOUT = 4000; // in milliseconds
-	const int ROUTING_PATH_EXPIRATION_TIMEOUT = 30; // 30 seconds 
-	const int ROUTING_PATH_MAX_NUM_TIMES_USED = 100; // how many times might be used 
-	
-	struct SessionTag: public i2p::data::Tag<32> 
-	{
-		SessionTag (const uint8_t * buf, uint32_t ts = 0): Tag<32>(buf), creationTime (ts) {};
-		SessionTag () = default;
-		SessionTag (const SessionTag& ) = default;
-		SessionTag& operator= (const SessionTag& ) = default;
-#ifndef _WIN32
-		SessionTag (SessionTag&& ) = default; 
-		SessionTag& operator= (SessionTag&& ) = default;	
-#endif
-		uint32_t creationTime; // seconds since epoch	
-	};
-
-	// AESDecryption is associated with session tags and store key
-	class AESDecryption: public i2p::crypto::CBCDecryption
-	{
-		public:
-
-			AESDecryption (const uint8_t * key): m_Key (key)
-			{
-				SetKey (key);
-			}			
-			const i2p::crypto::AESKey& GetKey () const { return m_Key; };
-
-		private:
-
-			i2p::crypto::AESKey m_Key;
-	};
-
-	struct GarlicRoutingPath
-	{
-		std::shared_ptr<i2p::tunnel::OutboundTunnel> outboundTunnel;
-		std::shared_ptr<const i2p::data::Lease> remoteLease;
-		int rtt; // RTT
-		uint32_t updateTime; // seconds since epoch
-		int numTimesUsed; 
-	};	
-
-	class GarlicDestination;
-	class GarlicRoutingSession: public std::enable_shared_from_this<GarlicRoutingSession>
-	{
-			enum LeaseSetUpdateStatus
-			{
-				eLeaseSetUpToDate = 0,
-				eLeaseSetUpdated,
-				eLeaseSetSubmitted,
-				eLeaseSetDoNotSend
-			};
-		
-			struct UnconfirmedTags
-			{
-				UnconfirmedTags (int n): numTags (n), tagsCreationTime (0) { sessionTags = new SessionTag[numTags]; };
-				~UnconfirmedTags () { delete[] sessionTags; };
-				uint32_t msgID;
-				int numTags;
-				SessionTag * sessionTags;
-				uint32_t tagsCreationTime;
-			};
-
-		public:
-
-			GarlicRoutingSession (GarlicDestination * owner, std::shared_ptr<const i2p::data::RoutingDestination> destination, 
-				int numTags, bool attachLeaseSet);
-			GarlicRoutingSession (const uint8_t * sessionKey, const SessionTag& sessionTag); // one time encryption
-			~GarlicRoutingSession ();
-			std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg);
-			void MessageConfirmed (uint32_t msgID);
-			bool CleanupExpiredTags (); // returns true if something left 
-			bool CleanupUnconfirmedTags (); // returns true if something has been deleted
-
-			void SetLeaseSetUpdated () 
-			{ 
-				if (m_LeaseSetUpdateStatus != eLeaseSetDoNotSend) m_LeaseSetUpdateStatus = eLeaseSetUpdated; 
-			};
-			bool IsLeaseSetNonConfirmed () const { return m_LeaseSetUpdateStatus == eLeaseSetSubmitted; };
-			bool IsLeaseSetUpdated () const { return m_LeaseSetUpdateStatus == eLeaseSetUpdated; };
-			uint64_t GetLeaseSetSubmissionTime () const { return m_LeaseSetSubmissionTime; }	
-			
-			std::shared_ptr<GarlicRoutingPath> GetSharedRoutingPath ();
-			void SetSharedRoutingPath (std::shared_ptr<GarlicRoutingPath> path);
-
-			const GarlicDestination * GetOwner () const { return m_Owner; }
-			void SetOwner (GarlicDestination * owner) { m_Owner = owner; }
-
-		private:
-
-			size_t CreateAESBlock (uint8_t * buf, std::shared_ptr<const I2NPMessage> msg);
-			size_t CreateGarlicPayload (uint8_t * payload, std::shared_ptr<const I2NPMessage> msg, UnconfirmedTags * newTags);
-			size_t CreateGarlicClove (uint8_t * buf, std::shared_ptr<const I2NPMessage> msg, bool isDestination);
-			size_t CreateDeliveryStatusClove (uint8_t * buf, uint32_t msgID);
-
-			void TagsConfirmed (uint32_t msgID);
-			UnconfirmedTags * GenerateSessionTags ();
-
-		private:
-
-			GarlicDestination * m_Owner;
-			std::shared_ptr<const i2p::data::RoutingDestination> m_Destination;
-			
-			i2p::crypto::AESKey m_SessionKey;
-			std::list<SessionTag> m_SessionTags;
-			int m_NumTags;
-			std::map<uint32_t, std::unique_ptr<UnconfirmedTags> > m_UnconfirmedTagsMsgs; // msgID->tags	
-			
-			LeaseSetUpdateStatus m_LeaseSetUpdateStatus;
-			uint32_t m_LeaseSetUpdateMsgID;
-			uint64_t m_LeaseSetSubmissionTime; // in milliseconds
-			
-			i2p::crypto::CBCEncryption m_Encryption;
-
-			std::shared_ptr<GarlicRoutingPath> m_SharedRoutingPath;
-			
-		public:
-			// for HTTP only
-			size_t GetNumOutgoingTags () const { return m_SessionTags.size (); };
-	};	
-	//using GarlicRoutingSessionPtr = std::shared_ptr<GarlicRoutingSession>;
-	typedef std::shared_ptr<GarlicRoutingSession> GarlicRoutingSessionPtr; // TODO: replace to using after switch to 4.8	
-
-	class GarlicDestination: public i2p::data::LocalDestination
-	{
-		public:
-
-			GarlicDestination ();
-			~GarlicDestination ();
-
-			void CleanUp ();
-			void SetNumTags (int numTags) { m_NumTags = numTags; };	
-			std::shared_ptr<GarlicRoutingSession> GetRoutingSession (std::shared_ptr<const i2p::data::RoutingDestination> destination, bool attachLeaseSet);	
-			void CleanupExpiredTags ();
-			void RemoveDeliveryStatusSession (uint32_t msgID);
-			std::shared_ptr<I2NPMessage> WrapMessage (std::shared_ptr<const i2p::data::RoutingDestination> destination, 
-			    std::shared_ptr<I2NPMessage> msg, bool attachLeaseSet = false);
-
-			void AddSessionKey (const uint8_t * key, const uint8_t * tag); // one tag
-			virtual bool SubmitSessionKey (const uint8_t * key, const uint8_t * tag); // from different thread
-			void DeliveryStatusSent (GarlicRoutingSessionPtr session, uint32_t msgID);
-			
-			virtual void ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg);
-			virtual void ProcessDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg);			
-			virtual void SetLeaseSetUpdated ();
-			
-			virtual std::shared_ptr<const i2p::data::LocalLeaseSet> GetLeaseSet () = 0; // TODO
-			virtual std::shared_ptr<i2p::tunnel::TunnelPool> GetTunnelPool () const = 0;
-			virtual void HandleI2NPMessage (const uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from) = 0;
-			
-		protected:
-
-			void HandleGarlicMessage (std::shared_ptr<I2NPMessage> msg);
-			void HandleDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg);			
-
-			void SaveTags ();
-			void LoadTags ();	
-
-		private:
-
-			void HandleAESBlock (uint8_t * buf, size_t len, std::shared_ptr<AESDecryption> decryption, 
-				std::shared_ptr<i2p::tunnel::InboundTunnel> from);
-			void HandleGarlicPayload (uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from);
-
-		private:
-
-			BN_CTX * m_Ctx; // incoming
-			// outgoing sessions
-			int m_NumTags;
-			std::mutex m_SessionsMutex;
-			std::map<i2p::data::IdentHash, GarlicRoutingSessionPtr> m_Sessions;
-			// incoming
-			std::map<SessionTag, std::shared_ptr<AESDecryption> > m_Tags;
-			// DeliveryStatus
-			std::mutex m_DeliveryStatusSessionsMutex;
-			std::map<uint32_t, GarlicRoutingSessionPtr> m_DeliveryStatusSessions; // msgID -> session
-			
-		public:
-
-			// for HTTP only
-			size_t GetNumIncomingTags () const { return m_Tags.size (); }	
-			const decltype(m_Sessions)& GetSessions () const { return m_Sessions; };
-	};
-
-	void CleanUpTagsFiles ();
-	
-}	
-}
-
-#endif

Gost.cpp

@@ -1,442 +0,0 @@
-#include <string.h>
-#include <array>
-#include <openssl/sha.h>
-#include <openssl/evp.h>
-#include "I2PEndian.h"
-#include "Gost.h"
-
-namespace i2p
-{
-namespace crypto
-{
-
-// GOST R 34.10
-
-	GOSTR3410Curve::GOSTR3410Curve (BIGNUM * a, BIGNUM * b, BIGNUM * p, BIGNUM * q, BIGNUM * x, BIGNUM * y)
-	{
-		m_KeyLen = BN_num_bytes (p);
-		BN_CTX * ctx = BN_CTX_new ();
-		m_Group = EC_GROUP_new_curve_GFp (p, a, b, ctx);
-		EC_POINT * P = EC_POINT_new (m_Group);
-		EC_POINT_set_affine_coordinates_GFp (m_Group, P, x, y, ctx);
-		EC_GROUP_set_generator (m_Group, P, q, nullptr);
-		EC_GROUP_set_curve_name (m_Group, NID_id_GostR3410_2001);
-		EC_POINT_free(P);
-		BN_CTX_free (ctx);
-	}
-
-	GOSTR3410Curve::~GOSTR3410Curve ()
-	{
-		EC_GROUP_free (m_Group);
-	}				
-
-	EC_POINT * GOSTR3410Curve::MulP (const BIGNUM * n) const
-	{
-		BN_CTX * ctx = BN_CTX_new ();
-		auto p = EC_POINT_new (m_Group);
-		EC_POINT_mul (m_Group, p, n, nullptr, nullptr, ctx);
-		BN_CTX_free (ctx);
-		return p;
-	}
-
-	bool GOSTR3410Curve::GetXY (const EC_POINT * p, BIGNUM * x, BIGNUM * y) const
-	{
-		return EC_POINT_get_affine_coordinates_GFp (m_Group, p, x, y, nullptr);
-	}
-
-	EC_POINT * GOSTR3410Curve::CreatePoint (const BIGNUM * x, const BIGNUM * y) const
-	{
-		EC_POINT * p = EC_POINT_new (m_Group);
-		EC_POINT_set_affine_coordinates_GFp (m_Group, p, x, y, nullptr);
-		return p;
-	}
-
-	void GOSTR3410Curve::Sign (const BIGNUM * priv, const BIGNUM * digest, BIGNUM * r, BIGNUM * s)
-	{
-		BN_CTX * ctx = BN_CTX_new ();
-		BN_CTX_start (ctx);
-		BIGNUM * q = BN_CTX_get (ctx);
-		EC_GROUP_get_order(m_Group, q, ctx);
-		BIGNUM * k = BN_CTX_get (ctx);
-		BN_rand_range (k, q); // 0 < k < q
-		EC_POINT * C = MulP (k); // C = k*P
-		GetXY (C, r, nullptr); // r = Cx
-		EC_POINT_free (C);
-		BN_mod_mul (s, r, priv, q, ctx); // (r*priv)%q
-		BIGNUM * tmp = BN_CTX_get (ctx);
-		BN_mod_mul (tmp, k, digest, q, ctx); // (k*digest)%q
-		BN_mod_add (s, s, tmp, q, ctx); // (r*priv+k*digest)%q
-		BN_CTX_end (ctx);
-		BN_CTX_free (ctx);
-	}
-
-	bool GOSTR3410Curve::Verify (const EC_POINT * pub, const BIGNUM * digest, const BIGNUM * r, const BIGNUM * s)
-	{
-		BN_CTX * ctx = BN_CTX_new ();
-		BN_CTX_start (ctx);
-		BIGNUM * q = BN_CTX_get (ctx);
-		EC_GROUP_get_order(m_Group, q, ctx);
-		BIGNUM * h = BN_CTX_get (ctx);
-		BN_mod (h, digest, q, ctx); // h = digest % q
-		BN_mod_inverse (h, h, q, ctx); // 1/h mod q
-		BIGNUM * z1 = BN_CTX_get (ctx);
-		BN_mod_mul (z1, s, h, q, ctx); // z1 = s/h
-		BIGNUM * z2 = BN_CTX_get (ctx);				
-		BN_sub (z2, q, r); // z2 = -r
-		BN_mod_mul (z2, z2, h, q, ctx); // z2 = -r/h
-		EC_POINT * C = EC_POINT_new (m_Group);
-		EC_POINT_mul (m_Group, C, z1, pub, z2, ctx); // z1*P + z2*pub
-		BIGNUM * x = BN_CTX_get (ctx);	
-		GetXY  (C, x, nullptr); // Cx
-		BN_mod (x, x, q, ctx); // Cx % q
-		bool ret = !BN_cmp (x, r); // Cx = r ?
-		EC_POINT_free (C);
-		BN_CTX_end (ctx);
-		BN_CTX_free (ctx);
-		return ret;
-	}	
-
-	EC_POINT * GOSTR3410Curve::RecoverPublicKey (const BIGNUM * digest, const BIGNUM * r, const BIGNUM * s, bool isNegativeY) const 
-	{
-		// s*P = r*Q + h*C
-		BN_CTX * ctx = BN_CTX_new ();
-		BN_CTX_start (ctx);
-		EC_POINT * C = EC_POINT_new (m_Group); // C = k*P = (rx, ry)
-		EC_POINT * Q  = nullptr;
-		if (EC_POINT_set_compressed_coordinates_GFp (m_Group, C, r, isNegativeY ? 1 : 0,  ctx))
-		{	
-			EC_POINT * S = EC_POINT_new (m_Group); // S = s*P
-			EC_POINT_mul (m_Group, S, s, nullptr, nullptr, ctx);
-			BIGNUM * q = BN_CTX_get (ctx);
-			EC_GROUP_get_order(m_Group, q, ctx);
-			BIGNUM * h = BN_CTX_get (ctx);
-			BN_mod (h, digest, q, ctx); // h = digest % q
-			BN_sub (h, q, h); // h = -h
-			EC_POINT * H = EC_POINT_new (m_Group); 
-			EC_POINT_mul (m_Group, H, nullptr, C, h, ctx); // -h*C
-			EC_POINT_add (m_Group, C, S, H, ctx); // s*P - h*C
-			EC_POINT_free (H);
-			EC_POINT_free (S);
-			BIGNUM * r1 = BN_CTX_get (ctx);
-			BN_mod_inverse (r1, r, q, ctx);
-			Q = EC_POINT_new (m_Group); 
-			EC_POINT_mul (m_Group, Q, nullptr, C, r1, ctx); // (s*P - h*C)/r 
-		}	
-		EC_POINT_free (C);
-		BN_CTX_end (ctx);
-		BN_CTX_free (ctx);
-		return Q;
-	}	
-	
-	static GOSTR3410Curve * CreateGOSTR3410Curve (GOSTR3410ParamSet paramSet)
-	{
-		// a, b, p, q, x, y	
-		static const char * params[eGOSTR3410NumParamSets][6] = 
-		{
-			{ 
-				"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFD94",
-				"A6",
-				"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFD97",
-				"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF6C611070995AD10045841B09B761B893",
-				"1",
-				"8D91E471E0989CDA27DF505A453F2B7635294F2DDF23E3B122ACC99C9E9F1E14"
-			}, // CryptoPro A
-			{
-				"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDC4",
-				"E8C2505DEDFC86DDC1BD0B2B6667F1DA34B82574761CB0E879BD081CFD0B6265EE3CB090F30D27614CB4574010DA90DD862EF9D4EBEE4761503190785A71C760",
-				"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFDC7",
-				"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF27E69532F48D89116FF22B8D4E0560609B4B38ABFAD2B85DCACDB1411F10B275",
-				"3",
-				"7503CFE87A836AE3A61B8816E25450E6CE5E1C93ACF1ABC1778064FDCBEFA921DF1626BE4FD036E93D75E6A50E3A41E98028FE5FC235F5B889A589CB5215F2A4"		
-			} // tc26-2012-paramSetA-512
-		};	
-		
-		BIGNUM * a = nullptr, * b = nullptr, * p = nullptr, * q =nullptr, * x = nullptr, * y = nullptr;
-		BN_hex2bn(&a, params[paramSet][0]);
-		BN_hex2bn(&b, params[paramSet][1]);
-		BN_hex2bn(&p, params[paramSet][2]);
-		BN_hex2bn(&q, params[paramSet][3]);
-		BN_hex2bn(&x, params[paramSet][4]);
-		BN_hex2bn(&y, params[paramSet][5]);
-		auto curve = new GOSTR3410Curve (a, b, p, q, x, y);
-		BN_free (a); BN_free (b); BN_free (p); BN_free (q); BN_free (x); BN_free (y);
-		return curve;
-	}	
-
-	static std::array<std::unique_ptr<GOSTR3410Curve>, eGOSTR3410NumParamSets> g_GOSTR3410Curves;
-	std::unique_ptr<GOSTR3410Curve>& GetGOSTR3410Curve (GOSTR3410ParamSet paramSet)
-	{
-		if (!g_GOSTR3410Curves[paramSet])
-		{
-			auto c = CreateGOSTR3410Curve (paramSet);	
-			if (!g_GOSTR3410Curves[paramSet]) // make sure it was not created already
-				g_GOSTR3410Curves[paramSet].reset (c);
-			else
-				delete c;
-		}	
-		return g_GOSTR3410Curves[paramSet]; 
-	}
-
-// ГОСТ 34.11-2012
-
-	static const uint8_t sbox_[256] =
-	{
-		0xFC, 0xEE, 0xDD, 0x11, 0xCF, 0x6E, 0x31, 0x16, 0xFB, 0xC4, 0xFA, 0xDA, 0x23, 0xC5, 0x04, 0x4D,
-		0xE9, 0x77, 0xF0, 0xDB, 0x93, 0x2E, 0x99, 0xBA, 0x17, 0x36, 0xF1, 0xBB, 0x14, 0xCD, 0x5F, 0xC1,
-		0xF9, 0x18, 0x65, 0x5A, 0xE2, 0x5C, 0xEF, 0x21, 0x81, 0x1C, 0x3C, 0x42, 0x8B, 0x01, 0x8E, 0x4F,
-		0x05, 0x84, 0x02, 0xAE, 0xE3, 0x6A, 0x8F, 0xA0, 0x06, 0x0B, 0xED, 0x98, 0x7F, 0xD4, 0xD3, 0x1F,
-		0xEB, 0x34, 0x2C, 0x51, 0xEA, 0xC8, 0x48, 0xAB, 0xF2, 0x2A, 0x68, 0xA2, 0xFD, 0x3A, 0xCE, 0xCC,
-		0xB5, 0x70, 0x0E, 0x56, 0x08, 0x0C, 0x76, 0x12, 0xBF, 0x72, 0x13, 0x47, 0x9C, 0xB7, 0x5D, 0x87,
-		0x15, 0xA1, 0x96, 0x29, 0x10, 0x7B, 0x9A, 0xC7, 0xF3, 0x91, 0x78, 0x6F, 0x9D, 0x9E, 0xB2, 0xB1,
-		0x32, 0x75, 0x19, 0x3D, 0xFF, 0x35, 0x8A, 0x7E, 0x6D, 0x54, 0xC6, 0x80, 0xC3, 0xBD, 0x0D, 0x57,
-		0xDF, 0xF5, 0x24, 0xA9, 0x3E, 0xA8, 0x43, 0xC9, 0xD7, 0x79, 0xD6, 0xF6, 0x7C, 0x22, 0xB9, 0x03,
-		0xE0, 0x0F, 0xEC, 0xDE, 0x7A, 0x94, 0xB0, 0xBC, 0xDC, 0xE8, 0x28, 0x50, 0x4E, 0x33, 0x0A, 0x4A,
-		0xA7, 0x97, 0x60, 0x73, 0x1E, 0x00, 0x62, 0x44, 0x1A, 0xB8, 0x38, 0x82, 0x64, 0x9F, 0x26, 0x41,
-		0xAD, 0x45, 0x46, 0x92, 0x27, 0x5E, 0x55, 0x2F, 0x8C, 0xA3, 0xA5, 0x7D, 0x69, 0xD5, 0x95, 0x3B,
-		0x07, 0x58, 0xB3, 0x40, 0x86, 0xAC, 0x1D, 0xF7, 0x30, 0x37, 0x6B, 0xE4, 0x88, 0xD9, 0xE7, 0x89,
-		0xE1, 0x1B, 0x83, 0x49, 0x4C, 0x3F, 0xF8, 0xFE, 0x8D, 0x53, 0xAA, 0x90, 0xCA, 0xD8, 0x85, 0x61,
-		0x20, 0x71, 0x67, 0xA4, 0x2D, 0x2B, 0x09, 0x5B, 0xCB, 0x9B, 0x25, 0xD0, 0xBE, 0xE5, 0x6C, 0x52,
-		0x59, 0xA6, 0x74, 0xD2, 0xE6, 0xF4, 0xB4, 0xC0, 0xD1, 0x66, 0xAF, 0xC2, 0x39, 0x4B, 0x63, 0xB6
-	};
-
-	static const uint64_t A_[64] = 
-	{
-		0x8e20faa72ba0b470, 0x47107ddd9b505a38, 0xad08b0e0c3282d1c, 0xd8045870ef14980e,
-		0x6c022c38f90a4c07, 0x3601161cf205268d, 0x1b8e0b0e798c13c8, 0x83478b07b2468764,
-		0xa011d380818e8f40, 0x5086e740ce47c920, 0x2843fd2067adea10, 0x14aff010bdd87508,
-		0x0ad97808d06cb404, 0x05e23c0468365a02, 0x8c711e02341b2d01, 0x46b60f011a83988e,
-		0x90dab52a387ae76f, 0x486dd4151c3dfdb9, 0x24b86a840e90f0d2, 0x125c354207487869,
-		0x092e94218d243cba, 0x8a174a9ec8121e5d, 0x4585254f64090fa0, 0xaccc9ca9328a8950,
-		0x9d4df05d5f661451, 0xc0a878a0a1330aa6, 0x60543c50de970553, 0x302a1e286fc58ca7,
-		0x18150f14b9ec46dd, 0x0c84890ad27623e0, 0x0642ca05693b9f70, 0x0321658cba93c138,
-		0x86275df09ce8aaa8, 0x439da0784e745554, 0xafc0503c273aa42a, 0xd960281e9d1d5215,
-		0xe230140fc0802984, 0x71180a8960409a42, 0xb60c05ca30204d21, 0x5b068c651810a89e,
-		0x456c34887a3805b9, 0xac361a443d1c8cd2, 0x561b0d22900e4669, 0x2b838811480723ba,
-		0x9bcf4486248d9f5d, 0xc3e9224312c8c1a0, 0xeffa11af0964ee50, 0xf97d86d98a327728,
-		0xe4fa2054a80b329c, 0x727d102a548b194e, 0x39b008152acb8227, 0x9258048415eb419d,
-		0x492c024284fbaec0, 0xaa16012142f35760, 0x550b8e9e21f7a530, 0xa48b474f9ef5dc18,
-		0x70a6a56e2440598e, 0x3853dc371220a247, 0x1ca76e95091051ad, 0x0edd37c48a08a6d8,
-		0x07e095624504536c, 0x8d70c431ac02a736, 0xc83862965601dd1b, 0x641c314b2b8ee083
-	}; 
-
-	static const uint8_t C_[12][64] = 
-	{
-		{
-			0xb1,0x08,0x5b,0xda,0x1e,0xca,0xda,0xe9,0xeb,0xcb,0x2f,0x81,0xc0,0x65,0x7c,0x1f,
-			0x2f,0x6a,0x76,0x43,0x2e,0x45,0xd0,0x16,0x71,0x4e,0xb8,0x8d,0x75,0x85,0xc4,0xfc,
-			0x4b,0x7c,0xe0,0x91,0x92,0x67,0x69,0x01,0xa2,0x42,0x2a,0x08,0xa4,0x60,0xd3,0x15,
-			0x05,0x76,0x74,0x36,0xcc,0x74,0x4d,0x23,0xdd,0x80,0x65,0x59,0xf2,0xa6,0x45,0x07
-		},
-		{
-			0x6f,0xa3,0xb5,0x8a,0xa9,0x9d,0x2f,0x1a,0x4f,0xe3,0x9d,0x46,0x0f,0x70,0xb5,0xd7,
-			0xf3,0xfe,0xea,0x72,0x0a,0x23,0x2b,0x98,0x61,0xd5,0x5e,0x0f,0x16,0xb5,0x01,0x31,
-			0x9a,0xb5,0x17,0x6b,0x12,0xd6,0x99,0x58,0x5c,0xb5,0x61,0xc2,0xdb,0x0a,0xa7,0xca,
-			0x55,0xdd,0xa2,0x1b,0xd7,0xcb,0xcd,0x56,0xe6,0x79,0x04,0x70,0x21,0xb1,0x9b,0xb7
-		},
-		{
-			0xf5,0x74,0xdc,0xac,0x2b,0xce,0x2f,0xc7,0x0a,0x39,0xfc,0x28,0x6a,0x3d,0x84,0x35,
-			0x06,0xf1,0x5e,0x5f,0x52,0x9c,0x1f,0x8b,0xf2,0xea,0x75,0x14,0xb1,0x29,0x7b,0x7b,
-			0xd3,0xe2,0x0f,0xe4,0x90,0x35,0x9e,0xb1,0xc1,0xc9,0x3a,0x37,0x60,0x62,0xdb,0x09,
-			0xc2,0xb6,0xf4,0x43,0x86,0x7a,0xdb,0x31,0x99,0x1e,0x96,0xf5,0x0a,0xba,0x0a,0xb2
-		},
-		{
-			0xef,0x1f,0xdf,0xb3,0xe8,0x15,0x66,0xd2,0xf9,0x48,0xe1,0xa0,0x5d,0x71,0xe4,0xdd,
-			0x48,0x8e,0x85,0x7e,0x33,0x5c,0x3c,0x7d,0x9d,0x72,0x1c,0xad,0x68,0x5e,0x35,0x3f,
-			0xa9,0xd7,0x2c,0x82,0xed,0x03,0xd6,0x75,0xd8,0xb7,0x13,0x33,0x93,0x52,0x03,0xbe,
-			0x34,0x53,0xea,0xa1,0x93,0xe8,0x37,0xf1,0x22,0x0c,0xbe,0xbc,0x84,0xe3,0xd1,0x2e
-		},
-		{
-			0x4b,0xea,0x6b,0xac,0xad,0x47,0x47,0x99,0x9a,0x3f,0x41,0x0c,0x6c,0xa9,0x23,0x63,
-			0x7f,0x15,0x1c,0x1f,0x16,0x86,0x10,0x4a,0x35,0x9e,0x35,0xd7,0x80,0x0f,0xff,0xbd,
-			0xbf,0xcd,0x17,0x47,0x25,0x3a,0xf5,0xa3,0xdf,0xff,0x00,0xb7,0x23,0x27,0x1a,0x16,
-			0x7a,0x56,0xa2,0x7e,0xa9,0xea,0x63,0xf5,0x60,0x17,0x58,0xfd,0x7c,0x6c,0xfe,0x57
-		},
-		{
-			0xae,0x4f,0xae,0xae,0x1d,0x3a,0xd3,0xd9,0x6f,0xa4,0xc3,0x3b,0x7a,0x30,0x39,0xc0,
-			0x2d,0x66,0xc4,0xf9,0x51,0x42,0xa4,0x6c,0x18,0x7f,0x9a,0xb4,0x9a,0xf0,0x8e,0xc6,
-			0xcf,0xfa,0xa6,0xb7,0x1c,0x9a,0xb7,0xb4,0x0a,0xf2,0x1f,0x66,0xc2,0xbe,0xc6,0xb6,
-			0xbf,0x71,0xc5,0x72,0x36,0x90,0x4f,0x35,0xfa,0x68,0x40,0x7a,0x46,0x64,0x7d,0x6e
-		},
-		{
-			0xf4,0xc7,0x0e,0x16,0xee,0xaa,0xc5,0xec,0x51,0xac,0x86,0xfe,0xbf,0x24,0x09,0x54,
-			0x39,0x9e,0xc6,0xc7,0xe6,0xbf,0x87,0xc9,0xd3,0x47,0x3e,0x33,0x19,0x7a,0x93,0xc9,
-			0x09,0x92,0xab,0xc5,0x2d,0x82,0x2c,0x37,0x06,0x47,0x69,0x83,0x28,0x4a,0x05,0x04,
-			0x35,0x17,0x45,0x4c,0xa2,0x3c,0x4a,0xf3,0x88,0x86,0x56,0x4d,0x3a,0x14,0xd4,0x93
-		},
-		{
-			0x9b,0x1f,0x5b,0x42,0x4d,0x93,0xc9,0xa7,0x03,0xe7,0xaa,0x02,0x0c,0x6e,0x41,0x41,
-			0x4e,0xb7,0xf8,0x71,0x9c,0x36,0xde,0x1e,0x89,0xb4,0x44,0x3b,0x4d,0xdb,0xc4,0x9a,
-			0xf4,0x89,0x2b,0xcb,0x92,0x9b,0x06,0x90,0x69,0xd1,0x8d,0x2b,0xd1,0xa5,0xc4,0x2f,
-			0x36,0xac,0xc2,0x35,0x59,0x51,0xa8,0xd9,0xa4,0x7f,0x0d,0xd4,0xbf,0x02,0xe7,0x1e
-		},
-		{
-			0x37,0x8f,0x5a,0x54,0x16,0x31,0x22,0x9b,0x94,0x4c,0x9a,0xd8,0xec,0x16,0x5f,0xde,
-			0x3a,0x7d,0x3a,0x1b,0x25,0x89,0x42,0x24,0x3c,0xd9,0x55,0xb7,0xe0,0x0d,0x09,0x84,
-			0x80,0x0a,0x44,0x0b,0xdb,0xb2,0xce,0xb1,0x7b,0x2b,0x8a,0x9a,0xa6,0x07,0x9c,0x54,
-			0x0e,0x38,0xdc,0x92,0xcb,0x1f,0x2a,0x60,0x72,0x61,0x44,0x51,0x83,0x23,0x5a,0xdb
-		},
-		{
-			0xab,0xbe,0xde,0xa6,0x80,0x05,0x6f,0x52,0x38,0x2a,0xe5,0x48,0xb2,0xe4,0xf3,0xf3,
-			0x89,0x41,0xe7,0x1c,0xff,0x8a,0x78,0xdb,0x1f,0xff,0xe1,0x8a,0x1b,0x33,0x61,0x03,
-			0x9f,0xe7,0x67,0x02,0xaf,0x69,0x33,0x4b,0x7a,0x1e,0x6c,0x30,0x3b,0x76,0x52,0xf4,
-			0x36,0x98,0xfa,0xd1,0x15,0x3b,0xb6,0xc3,0x74,0xb4,0xc7,0xfb,0x98,0x45,0x9c,0xed
-		},
-		{
-			0x7b,0xcd,0x9e,0xd0,0xef,0xc8,0x89,0xfb,0x30,0x02,0xc6,0xcd,0x63,0x5a,0xfe,0x94,
-			0xd8,0xfa,0x6b,0xbb,0xeb,0xab,0x07,0x61,0x20,0x01,0x80,0x21,0x14,0x84,0x66,0x79,
-			0x8a,0x1d,0x71,0xef,0xea,0x48,0xb9,0xca,0xef,0xba,0xcd,0x1d,0x7d,0x47,0x6e,0x98,
-			0xde,0xa2,0x59,0x4a,0xc0,0x6f,0xd8,0x5d,0x6b,0xca,0xa4,0xcd,0x81,0xf3,0x2d,0x1b
-		},
-		{
-			0x37,0x8e,0xe7,0x67,0xf1,0x16,0x31,0xba,0xd2,0x13,0x80,0xb0,0x04,0x49,0xb1,0x7a,
-			0xcd,0xa4,0x3c,0x32,0xbc,0xdf,0x1d,0x77,0xf8,0x20,0x12,0xd4,0x30,0x21,0x9f,0x9b,
-			0x5d,0x80,0xef,0x9d,0x18,0x91,0xcc,0x86,0xe7,0x1d,0xa4,0xaa,0x88,0xe1,0x28,0x52,
-			0xfa,0xf4,0x17,0xd5,0xd9,0xb2,0x1b,0x99,0x48,0xbc,0x92,0x4a,0xf1,0x1b,0xd7,0x20
-		}
-	};
-	
-	union GOST3411Block // 8 bytes aligned
-	{
-		uint8_t buf[64];
-		uint64_t ll[8];
-
-		GOST3411Block operator^(const GOST3411Block& other) const
-		{
-			GOST3411Block ret;
-			for (int i = 0; i < 8; i++)
-				ret.ll[i] = ll[i]^other.ll[i];
-			return ret;
-		}	
-
-		GOST3411Block operator^(const uint8_t * other) const
-		{
-			GOST3411Block ret;
-			for (int i = 0; i < 64; i++)
-				ret.buf[i] = buf[i]^other[i];
-			return ret;
-		}	
-		
-		GOST3411Block operator+(const GOST3411Block& other) const
-		{
-			GOST3411Block ret;
-			uint8_t carry = 0;
-			for (int i = 63; i >= 0; i--)
-			{
-				uint16_t sum = buf[i] + other.buf[i] + carry;
-				ret.buf[i] = sum & 0xFF;
-				carry = sum >> 8;
-			}	
-			return ret;
-		}
-
-		void Add (uint32_t c)
-		{
-			for (int i = 63; i >= 0; i--)
-			{
-				c += buf[i];
-				buf[i] = c;
-				c >>= 8;			
-			}
-		}
-
-		void SPL ()
-		{
-			uint8_t p[64];
-			memcpy (p, buf, 64); // we need to copy it for P's transposition
-			for (int i = 0; i < 8; i++)
-			{
-				uint64_t c = 0;
-				for (int j = 0; j < 8; j++)
-				{	
-					uint8_t bit = 0x80;
-					uint8_t byte = sbox_[p[j*8+i]]; // S - sbox_, P - transpose (i,j)
-					for (int k = 0; k < 8; k++)
-					{
-						if (byte & bit) c ^= A_[j*8+k];
-						bit >>= 1;
-					}
-				}	
-				ll[i] = htobe64 (c);	
-			}	
-		}	
-
-		GOST3411Block E (const GOST3411Block& m)
-		{
-			GOST3411Block k = *this;
-			GOST3411Block res = k^m;
-			for (int i = 0; i < 12; i++)
-			{
-				res.SPL ();
-				k = k^C_[i];
-				k.SPL ();
-				res = k^res;
-			}	
-			return res;
-		}	
-	};
-	
-	static GOST3411Block gN (const GOST3411Block& N, const GOST3411Block& h, const GOST3411Block& m)
-	{
-		GOST3411Block res = N ^ h;
-		res.SPL ();
-		res = res.E (m);
-		res = res^h;
-		res = res^m;
-		return res;	
-	}	
-
-	static void H (const uint8_t * iv, const uint8_t * buf, size_t len, uint8_t * digest)
-	{
-		// stage 1	
-		GOST3411Block h, N, s, m;
-		memcpy (h.buf, iv, 64);
-		memset (N.buf, 0, 64);
-		memset (s.buf, 0, 64);
-		size_t l = len;
-		// stage 2
-		while (l >= 64)
-		{
-			memcpy (m.buf, buf + l - 64, 64); // TODO
-			h= gN (N, h, m);
-			N.Add (512);
-			s = m + s;
-			l -= 64;
-		}
-		// stage 3
-		size_t padding = 64 - l;
-		if (padding)
-		{
-			memset (m.buf, 0, padding - 1);
-			m.buf[padding - 1] = 1;
-		}
-		memcpy (m.buf + padding, buf, l);
-
-		h = gN (N, h, m);
-		N.Add (l*8);	
-		s = m + s;
-	
-		GOST3411Block N0;
-		memset (N0.buf, 0, 64);
-		h = gN (N0, h, N);
-		h = gN (N0, h, s);
-		
-		memcpy (digest, h.buf, 64); 
-	}
-
-	void GOSTR3411_2012_256 (const uint8_t * buf, size_t len, uint8_t * digest)
-	{
-		uint8_t iv[64];
-		memset (iv, 1, 64);
-		uint8_t h[64];
-		H (iv, buf, len, h);
-		memcpy (digest, h, 32); // first half
-	}
-
-	void GOSTR3411_2012_512 (const uint8_t * buf, size_t len, uint8_t * digest)
-	{
-		uint8_t iv[64];
-		memset (iv, 0, 64);
-		H (iv, buf, len, digest);
-	}
-}
-}

Gzip.cpp

@@ -1,115 +0,0 @@
-/*
-* Copyright (c) 2013-2017, The PurpleI2P Project
-*
-* This file is part of Purple i2pd project and licensed under BSD3
-*
-* See full license text in LICENSE file at top of project tree
-*/
-
-#include <inttypes.h>
-#include <string.h> /* memset */
-#include <iostream>
-#include "Log.h"
-#include "Gzip.h"
-
-namespace i2p 
-{
-namespace data 
-{
-	const size_t GZIP_CHUNK_SIZE = 16384;
-
-	GzipInflator::GzipInflator (): m_IsDirty (false)
-	{
-		memset (&m_Inflator, 0, sizeof (m_Inflator));
-		inflateInit2 (&m_Inflator, MAX_WBITS + 16); // gzip
-	}
-
-	GzipInflator::~GzipInflator ()
-	{
-		inflateEnd (&m_Inflator);
-	}
-
-	size_t GzipInflator::Inflate (const uint8_t * in, size_t inLen, uint8_t * out, size_t outLen)
-	{
-		if (m_IsDirty) inflateReset (&m_Inflator);
-		m_IsDirty = true;
-		m_Inflator.next_in = const_cast<uint8_t *>(in);
-		m_Inflator.avail_in = inLen;
-		m_Inflator.next_out = out;
-		m_Inflator.avail_out = outLen;
-		int err;
-		if ((err = inflate (&m_Inflator, Z_NO_FLUSH)) == Z_STREAM_END) 
-			return outLen - m_Inflator.avail_out;
-		// else
-		LogPrint (eLogError, "Gzip: Inflate error ", err);
-		return 0;
-	}
-
-	void GzipInflator::Inflate (const uint8_t * in, size_t inLen, std::ostream& os)
-	{
-		m_IsDirty = true;
-		uint8_t * out = new uint8_t[GZIP_CHUNK_SIZE];
-		m_Inflator.next_in = const_cast<uint8_t *>(in);
-		m_Inflator.avail_in = inLen;
-		int ret;
-		do 
-		{
-			m_Inflator.next_out = out;
-			m_Inflator.avail_out = GZIP_CHUNK_SIZE;
-			ret = inflate (&m_Inflator, Z_NO_FLUSH);
-			if (ret < 0) 
-			{
-				inflateEnd (&m_Inflator);
-				os.setstate(std::ios_base::failbit);
-				break;
-			}
-			os.write ((char *)out, GZIP_CHUNK_SIZE - m_Inflator.avail_out);
-		} 
-		while (!m_Inflator.avail_out); // more data to read
-		delete[] out;
-	}
-
-	void GzipInflator::Inflate (std::istream& in, std::ostream& out)
-	{
-		uint8_t * buf = new uint8_t[GZIP_CHUNK_SIZE];
-		while (!in.eof ())
-		{
-			in.read ((char *) buf, GZIP_CHUNK_SIZE);
-			Inflate (buf, in.gcount (), out);
-		}
-		delete[] buf;
-	}
-
-	GzipDeflator::GzipDeflator (): m_IsDirty (false)
-	{
-		memset (&m_Deflator, 0, sizeof (m_Deflator));
-		deflateInit2 (&m_Deflator, Z_DEFAULT_COMPRESSION, Z_DEFLATED, 15 + 16, 8, Z_DEFAULT_STRATEGY); // 15 + 16 sets gzip
-	}
-
-	GzipDeflator::~GzipDeflator ()
-	{
-		deflateEnd (&m_Deflator);
-	}
-
-	void GzipDeflator::SetCompressionLevel (int level)
-	{
-		deflateParams (&m_Deflator, level, Z_DEFAULT_STRATEGY);
-	}
-
-	size_t GzipDeflator::Deflate (const uint8_t * in, size_t inLen, uint8_t * out, size_t outLen)
-	{
-		if (m_IsDirty) deflateReset (&m_Deflator);
-		m_IsDirty = true;
-		m_Deflator.next_in = const_cast<uint8_t *>(in);
-		m_Deflator.avail_in = inLen;
-		m_Deflator.next_out = out;
-		m_Deflator.avail_out = outLen;
-		int err;
-		if ((err = deflate (&m_Deflator, Z_FINISH)) == Z_STREAM_END) 
-			return outLen - m_Deflator.avail_out;
-		// else
-		LogPrint (eLogError, "Gzip: Deflate error ", err);
-		return 0;
-	}
-} // data
-} // i2p

HTTP.cpp

@@ -1,482 +0,0 @@
-/*
-* Copyright (c) 2013-2017, The PurpleI2P Project
-*
-* This file is part of Purple i2pd project and licensed under BSD3
-*
-* See full license text in LICENSE file at top of project tree
-*/
-
-#include <algorithm>
-#include <utility>
-#include "util.h"
-#include "HTTP.h"
-#include <ctime>
-
-namespace i2p {
-namespace http {
-  const std::vector<std::string> HTTP_METHODS = {
-    "GET", "HEAD", "POST", "PUT", "PATCH",
-    "DELETE", "OPTIONS", "CONNECT"
-  };
-  const std::vector<std::string> HTTP_VERSIONS = {
-    "HTTP/1.0", "HTTP/1.1"
-  };
-
-  inline bool is_http_version(const std::string & str) {
-    return std::find(HTTP_VERSIONS.begin(), HTTP_VERSIONS.end(), str) != std::end(HTTP_VERSIONS);
-  }
-
-  inline bool is_http_method(const std::string & str) {
-    return std::find(HTTP_METHODS.begin(), HTTP_METHODS.end(), str) != std::end(HTTP_METHODS);
-  }
-  
-  void strsplit(const std::string & line, std::vector<std::string> &tokens, char delim, std::size_t limit = 0) {
-    std::size_t count = 0;
-    std::stringstream ss(line);
-    std::string token;
-    while (1) {
-      count++;
-      if (limit > 0 && count >= limit)
-        delim = '\n'; /* reset delimiter */
-      if (!std::getline(ss, token, delim))
-        break;
-      tokens.push_back(token);
-    }
-  }
-
-  static std::pair<std::string, std::string> parse_header_line(const std::string& line) 
-  {
-    std::size_t pos = 0;
-    std::size_t len = 2; /* strlen(": ") */
-    std::size_t max = line.length();
-    if ((pos = line.find(": ", pos)) == std::string::npos)
-      return std::make_pair("", "");
-    while ((pos + len) < max && isspace(line.at(pos + len)))
-      len++;
-    return std::make_pair(line.substr(0, pos), line.substr(pos + len));
-  }
-
-  void gen_rfc1123_date(std::string & out) {
-    std::time_t now = std::time(nullptr);
-    char buf[128];
-    std::strftime(buf, sizeof(buf), "%a, %d %b %Y %H:%M:%S GMT", std::gmtime(&now));
-    out = buf;
-  }
-
-  bool URL::parse(const char *str, std::size_t len) {
-    std::string url(str, len ? len : strlen(str));
-    return parse(url);
-  }
-
-  bool URL::parse(const std::string& url) {
-    std::size_t pos_p = 0; /* < current parse position */
-    std::size_t pos_c = 0; /* < work position */
-    if(url.at(0) != '/' || pos_p > 0) {
-      std::size_t pos_s = 0;
-      /* schema */
-      pos_c = url.find("://");
-      if (pos_c != std::string::npos) {
-        schema = url.substr(0, pos_c);
-        pos_p = pos_c + 3;
-      }
-      /* user[:pass] */
-      pos_s = url.find('/', pos_p); /* find first slash */
-      pos_c = url.find('@', pos_p); /* find end of 'user' or 'user:pass' part */
-      if (pos_c != std::string::npos && (pos_s == std::string::npos || pos_s > pos_c)) {
-        std::size_t delim = url.find(':', pos_p);
-        if (delim != std::string::npos && delim < pos_c) {
-          user = url.substr(pos_p, delim - pos_p);
-          delim += 1;
-          pass = url.substr(delim, pos_c - delim);
-        } else {
-          user = url.substr(pos_p, pos_c - pos_p);
-        }
-        pos_p = pos_c + 1;
-      }
-      /* hostname[:port][/path] */
-      pos_c = url.find_first_of(":/", pos_p);
-      if (pos_c == std::string::npos) {
-        /* only hostname, without post and path */
-        host = url.substr(pos_p, std::string::npos);
-        return true;
-      } else if (url.at(pos_c) == ':') {
-        host = url.substr(pos_p, pos_c - pos_p);
-        /* port[/path] */
-        pos_p = pos_c + 1;
-        pos_c = url.find('/', pos_p);
-        std::string port_str = (pos_c == std::string::npos)
-          ? url.substr(pos_p, std::string::npos)
-          : url.substr(pos_p, pos_c - pos_p);
-        /* stoi throws exception on failure, we don't need it */
-        for (char c : port_str) {
-          if (c < '0' || c > '9')
-            return false;
-          port *= 10;
-          port += c - '0';
-        }
-        if (pos_c == std::string::npos)
-          return true; /* no path part */
-        pos_p = pos_c;
-      } else {
-        /* start of path part found */
-        host = url.substr(pos_p, pos_c - pos_p);
-        pos_p = pos_c;
-      }
-    }
-
-    /* pos_p now at start of path part */
-    pos_c = url.find_first_of("?#", pos_p);
-    if (pos_c == std::string::npos) {
-      /* only path, without fragment and query */
-      path = url.substr(pos_p, std::string::npos);
-      return true;
-    } else if (url.at(pos_c) == '?') {
-      /* found query part */
-      path = url.substr(pos_p, pos_c - pos_p);
-      pos_p = pos_c + 1;
-      pos_c = url.find('#', pos_p);
-      if (pos_c == std::string::npos) {
-        /* no fragment */
-        query = url.substr(pos_p, std::string::npos);
-        return true;
-      } else {
-        query = url.substr(pos_p, pos_c - pos_p);
-        pos_p = pos_c + 1;
-      }
-    } else {
-      /* found fragment part */
-      path = url.substr(pos_p, pos_c - pos_p);
-      pos_p = pos_c + 1;
-    }
-
-    /* pos_p now at start of fragment part */
-    frag = url.substr(pos_p, std::string::npos);
-    return true;
-  }
-
-  bool URL::parse_query(std::map<std::string, std::string> & params) {
-    std::vector<std::string> tokens;
-    strsplit(query, tokens, '&');
-
-    params.clear();
-    for (const auto& it : tokens) {
-      std::size_t eq = it.find ('=');
-      if (eq != std::string::npos) {
-        auto e = std::pair<std::string, std::string>(it.substr(0, eq), it.substr(eq + 1));
-        params.insert(e);
-      } else {
-        auto e = std::pair<std::string, std::string>(it, "");
-        params.insert(e);
-      }
-    }
-    return true;
-  }
-
-  std::string URL::to_string() {
-    std::string out = "";
-    if (schema != "") {
-      out = schema + "://";
-      if (user != "" && pass != "") {
-        out += user + ":" + pass + "@";
-      } else if (user != "") {
-        out += user + "@";
-      }
-      if (port) {
-        out += host + ":" + std::to_string(port);
-      } else {
-        out += host;
-      }
-    }
-    out += path;
-    if (query != "")
-      out += "?" + query;
-    if (frag != "")
-      out += "#" + frag;
-    return out;
-  }
-
-  void HTTPMsg::add_header(const char *name, std::string & value, bool replace) {
-    add_header(name, value.c_str(), replace);
-  }
-
-  void HTTPMsg::add_header(const char *name, const char *value, bool replace) {
-    std::size_t count = headers.count(name);
-    if (count && !replace)
-      return;
-    if (count) {
-      headers[name] = value;
-      return;
-    }
-    headers.insert(std::pair<std::string, std::string>(name, value));
-  }
-
-  void HTTPMsg::del_header(const char *name) {
-    headers.erase(name);
-  }
-
-  int HTTPReq::parse(const char *buf, size_t len) {
-    std::string str(buf, len);
-    return parse(str);
-  }
-
-  int HTTPReq::parse(const std::string& str) {
-    enum { REQ_LINE, HEADER_LINE } expect = REQ_LINE;
-    std::size_t eoh = str.find(HTTP_EOH); /* request head size */
-    std::size_t eol = 0, pos = 0;
-    URL url;
-
-    if (eoh == std::string::npos)
-      return 0; /* str not contains complete request */
-
-    while ((eol = str.find(CRLF, pos)) != std::string::npos) {
-      if (expect == REQ_LINE) {
-        std::string line = str.substr(pos, eol - pos);
-        std::vector<std::string> tokens;
-        strsplit(line, tokens, ' ');
-        if (tokens.size() != 3)
-          return -1;
-        if (!is_http_method(tokens[0]))
-          return -1;
-        if (!is_http_version(tokens[2]))
-          return -1;
-        if (!url.parse(tokens[1]))
-          return -1;
-        /* all ok */
-        method  = tokens[0];
-        uri     = tokens[1];
-        version = tokens[2];
-        expect = HEADER_LINE;
-      } 
-	  else 
-	  {
-        std::string line = str.substr(pos, eol - pos);
-        auto p = parse_header_line(line);
-		if (p.first.length () > 0)
-			headers.push_back (p);
-		else  
-            return -1;
-      }
-      pos = eol + strlen(CRLF);
-      if (pos >= eoh)
-        break;
-    }
-    return eoh + strlen(HTTP_EOH);
-  }
-
-  void HTTPReq::write(std::ostream & o) 
-  {
-	  o << method << " " << uri << " " << version << CRLF;
-	  for (auto & h : headers) 
-  		o << h.first << ": " << h.second << CRLF;
-	  o << CRLF;
-  }
-
-	std::string HTTPReq::to_string()
-	{
-		std::stringstream ss;
-		write(ss);
-		return ss.str();
-	}
-
-	void HTTPReq::AddHeader (const std::string& name, const std::string& value)
-	{	
-		headers.push_back (std::make_pair(name, value));
-	}
-
-	void HTTPReq::UpdateHeader (const std::string& name, const std::string& value)
-	{
-		 for (auto& it : headers)
-			if (it.first == name)
-			{
-				it.second = value;
-				break;
-			}	
-	}	
-	
-	void HTTPReq::RemoveHeader (const std::string& name)
-	{
-		for (auto it = headers.begin (); it != headers.end ();)
-		{
-			if (!it->first.compare(0, name.length (), name))	
-				it = headers.erase (it);
-			else
-				it++;
-		}	
-	}	
-
-	std::string HTTPReq::GetHeader (const std::string& name) const 
-	{
-		 for (auto& it : headers)
-			if (it.first == name)
-				return it.second;	
-		return "";
-	}	
-	
-  bool HTTPRes::is_chunked() const
- {
-    auto it = headers.find("Transfer-Encoding");
-    if (it == headers.end())
-      return false;
-    if (it->second.find("chunked") == std::string::npos)
-      return true;
-    return false;
-  }
-
-  bool HTTPRes::is_gzipped(bool includingI2PGzip) const
-  {
-    auto it = headers.find("Content-Encoding");
-    if (it == headers.end())
-      return false; /* no header */
-    if (it->second.find("gzip") != std::string::npos)
-      return true; /* gotcha! */
-	if (includingI2PGzip &&  it->second.find("x-i2p-gzip") != std::string::npos)
-	  return true;	  
-    return false;
-  }
-	
-  long int HTTPMsg::content_length() const
-  {
-    unsigned long int length = 0;
-    auto it = headers.find("Content-Length");
-    if (it == headers.end())
-      return -1;
-    errno = 0;
-    length = std::strtoul(it->second.c_str(), (char **) NULL, 10);
-    if (errno != 0)
-      return -1;
-    return length;
-  }
-
-  int HTTPRes::parse(const char *buf, size_t len) {
-    std::string str(buf, len);
-    return parse(str);
-  }
-
-  int HTTPRes::parse(const std::string& str) {
-    enum { RES_LINE, HEADER_LINE } expect = RES_LINE;
-    std::size_t eoh = str.find(HTTP_EOH); /* request head size */
-    std::size_t eol = 0, pos = 0;
-
-    if (eoh == std::string::npos)
-      return 0; /* str not contains complete request */
-
-    while ((eol = str.find(CRLF, pos)) != std::string::npos) {
-      if (expect == RES_LINE) {
-        std::string line = str.substr(pos, eol - pos);
-        std::vector<std::string> tokens;
-        strsplit(line, tokens, ' ', 3);
-        if (tokens.size() != 3)
-          return -1;
-        if (!is_http_version(tokens[0]))
-          return -1;
-        code = atoi(tokens[1].c_str());
-        if (code < 100 || code >= 600)
-          return -1;
-        /* all ok */
-        version = tokens[0];
-        status  = tokens[2];
-        expect = HEADER_LINE;
-      } else {
-        std::string line = str.substr(pos, eol - pos);
-        auto p = parse_header_line(line);
-		if (p.first.length () > 0)
-			headers.insert (p);  
-		else	  
-          return -1;
-      }
-      pos = eol + strlen(CRLF);
-      if (pos >= eoh)
-        break;
-    }
-
-    return eoh + strlen(HTTP_EOH);
-  }
-
-  std::string HTTPRes::to_string() {
-    if (version == "HTTP/1.1" && headers.count("Date") == 0) {
-      std::string date;
-      gen_rfc1123_date(date);
-      add_header("Date", date.c_str());
-    }
-    if (status == "OK" && code != 200)
-      status = HTTPCodeToStatus(code); // update
-    if (body.length() > 0 && headers.count("Content-Length") == 0)
-        add_header("Content-Length", std::to_string(body.length()).c_str());
-    /* build response */
-    std::stringstream ss;
-    ss << version << " " << code << " " << status << CRLF;
-    for (auto & h : headers) {
-      ss << h.first << ": " << h.second << CRLF;
-    }
-    ss << CRLF;
-    if (body.length() > 0)
-      ss << body;
-    return ss.str();
-  }
-
-  const char * HTTPCodeToStatus(int code) {
-    const char *ptr;
-    switch (code) {
-      case 105: ptr = "Name Not Resolved"; break;
-      /* success */
-      case 200: ptr = "OK"; break;
-      case 206: ptr = "Partial Content"; break;
-      /* redirect */
-      case 301: ptr = "Moved Permanently"; break;
-      case 302: ptr = "Found"; break;
-      case 304: ptr = "Not Modified"; break;
-      case 307: ptr = "Temporary Redirect"; break;
-      /* client error */
-      case 400: ptr = "Bad Request";  break;
-      case 401: ptr = "Unauthorized"; break;
-      case 403: ptr = "Forbidden"; break;
-      case 404: ptr = "Not Found"; break;
-      case 407: ptr = "Proxy Authentication Required"; break;
-      case 408: ptr = "Request Timeout"; break;
-      /* server error */
-      case 500: ptr = "Internal Server Error"; break;
-      case 502: ptr = "Bad Gateway"; break;
-      case 503: ptr = "Not Implemented"; break;
-      case 504: ptr = "Gateway Timeout"; break;
-      default:  ptr = "Unknown Status";  break;
-    }
-    return ptr;
-  }
-
-  std::string UrlDecode(const std::string& data, bool allow_null) {
-		std::string decoded(data);
-    size_t pos = 0;
-    while ((pos = decoded.find('%', pos)) != std::string::npos) {
-      char c = strtol(decoded.substr(pos + 1, 2).c_str(), NULL, 16);
-      if (c == '\0' && !allow_null) {
-        pos += 3;
-        continue;
-      }
-      decoded.replace(pos, 3, 1, c);
-      pos++;
-    }
-    return decoded;
-  }
-
-  bool MergeChunkedResponse (std::istream& in, std::ostream& out) {
-    std::string hexLen;
-    while (!in.eof ()) {
-      std::getline (in, hexLen);
-      errno = 0;
-      long int len = strtoul(hexLen.c_str(), (char **) NULL, 16);
-      if (errno != 0)
-        return false; /* conversion error */
-      if (len == 0)
-        return true; /* end of stream */
-      if (len < 0 || len > 10 * 1024 * 1024) /* < 10Mb */
-        return false; /* too large chunk */
-      char * buf = new char[len];
-      in.read (buf, len);
-      out.write (buf, len);
-      delete[] buf;
-      std::getline (in, hexLen); // read \r\n after chunk
-    }
-    return true;
-  }
-} // http
-} // i2p

HTTP.h

@@ -1,163 +0,0 @@
-/*
-* Copyright (c) 2013-2016, The PurpleI2P Project
-*
-* This file is part of Purple i2pd project and licensed under BSD3
-*
-* See full license text in LICENSE file at top of project tree
-*/
-
-#ifndef HTTP_H__
-#define HTTP_H__
-
-#include <cstring>
-#include <map>
-#include <list>
-#include <sstream>
-#include <string>
-#include <vector>
-
-namespace i2p {
-namespace http {
-  const char CRLF[] = "\r\n";         /**< HTTP line terminator */
-  const char HTTP_EOH[] = "\r\n\r\n"; /**< HTTP end-of-headers mark */
-  extern const std::vector<std::string> HTTP_METHODS;  /**< list of valid HTTP methods */
-  extern const std::vector<std::string> HTTP_VERSIONS; /**< list of valid HTTP versions */
-
-  struct URL {
-    std::string schema;
-    std::string user;
-    std::string pass;
-    std::string host;
-    unsigned short int port;
-    std::string path;
-    std::string query;
-    std::string frag;
-
-    URL(): schema(""), user(""), pass(""), host(""), port(0), path(""), query(""), frag("") {};
-
-    /**
-     * @brief Tries to parse url from string
-     * @return true on success, false on invalid url
-     */
-    bool parse (const char *str, std::size_t len = 0);
-    bool parse (const std::string& url);
-
-    /**
-     * @brief Parse query part of url to key/value map
-     * @note Honestly, this should be implemented with std::multimap
-     */
-    bool parse_query(std::map<std::string, std::string> & params);
-
-    /**
-     * @brief Serialize URL structure to url
-     * @note Returns relative url if schema if empty, absolute url otherwise
-     */
-    std::string to_string ();
-  };
-
-  struct HTTPMsg 
-  {
-    std::map<std::string, std::string> headers;
-
-    void add_header(const char *name, std::string & value, bool replace = false);
-    void add_header(const char *name, const char *value, bool replace = false);
-    void del_header(const char *name);
-
-    /** @brief Returns declared message length or -1 if unknown */
-    long int content_length() const;
-  };
-
-  struct HTTPReq 
-  {
-	std::list<std::pair<std::string, std::string> > headers;  
-    std::string version;
-    std::string method;
-    std::string uri;
-
-    HTTPReq (): version("HTTP/1.0"), method("GET"), uri("/") {};
-
-    /**
-     * @brief Tries to parse HTTP request from string
-     * @return -1 on error, 0 on incomplete query, >0 on success
-     * @note Positive return value is a size of header
-     */
-    int parse(const char *buf, size_t len);
-    int parse(const std::string& buf);
-
-    /** @brief Serialize HTTP request to string */
-    std::string to_string();
-	void write(std::ostream & o);
-
-	void AddHeader (const std::string& name, const std::string& value);
-	void UpdateHeader (const std::string& name, const std::string& value);  
-	void RemoveHeader (const std::string& name);
-	std::string GetHeader (const std::string& name) const;  
-  };
-
-  struct HTTPRes : HTTPMsg {
-    std::string version;
-    std::string status;
-    unsigned short int code;
-    /**
-     * @brief Simplifies response generation
-     *
-     * If this variable is set, on @a to_string() call:
-     *   * Content-Length header will be added if missing,
-     *   * contents of @a body will be included in generated response
-     */
-    std::string body;
-
-    HTTPRes (): version("HTTP/1.1"), status("OK"), code(200) {}
-
-    /**
-     * @brief Tries to parse HTTP response from string
-     * @return -1 on error, 0 on incomplete query, >0 on success
-     * @note Positive return value is a size of header
-     */
-    int parse(const char *buf, size_t len);
-    int parse(const std::string& buf);
-
-    /**
-     * @brief Serialize HTTP response to string
-     * @note If @a version is set to HTTP/1.1, and Date header is missing,
-     *   it will be generated based on current time and added to headers
-     * @note If @a body is set and Content-Length header is missing,
-     *   this header will be added, based on body's length
-     */
-    std::string to_string();
-
-		void write(std::ostream & o);
-		
-    /** @brief Checks that response declared as chunked data */
-    bool is_chunked() const ;
-
-    /** @brief Checks that response contains compressed data */
-    bool is_gzipped(bool includingI2PGzip = true) const;
-  };
-
-  /**
-   * @brief returns HTTP status string by integer code
-   * @param code HTTP code [100, 599]
-   * @return Immutable string with status
-   */
-  const char * HTTPCodeToStatus(int code);
-
-  /**
-   * @brief Replaces %-encoded characters in string with their values
-   * @param data Source string
-   * @param null If set to true - decode also %00 sequence, otherwise - skip
-   * @return Decoded string
-   */
-  std::string UrlDecode(const std::string& data, bool null = false);
-
-  /**
-   * @brief Merge HTTP response content with Transfer-Encoding: chunked
-   * @param in  Input stream
-   * @param out Output stream
-   * @return true on success, false otherwise
-   */
-  bool MergeChunkedResponse (std::istream& in, std::ostream& out);
-} // http
-} // i2p
-
-#endif /* HTTP_H__ */

HTTPProxy.cpp

@@ -1,517 +0,0 @@
-#include <cstring>
-#include <cassert>
-#include <string>
-#include <atomic>
-#include <memory>
-#include <set>
-#include <boost/asio.hpp>
-#include <mutex>
-
-#include "I2PService.h"
-#include "Destination.h"
-#include "HTTPProxy.h"
-#include "util.h"
-#include "Identity.h"
-#include "Streaming.h"
-#include "Destination.h"
-#include "ClientContext.h"
-#include "I2PEndian.h"
-#include "I2PTunnel.h"
-#include "Config.h"
-#include "HTTP.h"
-
-namespace i2p {
-namespace proxy {
-	std::map<std::string, std::string> jumpservices = {
-		{ "inr.i2p",    "http://joajgazyztfssty4w2on5oaqksz6tqoxbduy553y34mf4byv6gpq.b32.i2p/search/?q=" },
-		{ "stats.i2p",  "http://7tbay5p4kzeekxvyvbf6v7eauazemsnnl2aoyqhg5jzpr5eke7tq.b32.i2p/cgi-bin/jump.cgi?a=" },
-	};
-
-	static const char *pageHead =
-		"<head>\r\n"
-		"  <title>I2Pd HTTP proxy</title>\r\n"
-		"  <style type=\"text/css\">\r\n"
-		"    body { font: 100%/1.5em sans-serif; margin: 0; padding: 1.5em; background: #FAFAFA; color: #103456; }\r\n"
-		"    .header { font-size: 2.5em; text-align: center; margin: 1.5em 0; color: #894C84; }\r\n"
-		"  </style>\r\n"
-		"</head>\r\n"
-	;
-
-	bool str_rmatch(std::string & str, const char *suffix) {
-		auto pos = str.rfind (suffix);
-		if (pos == std::string::npos)
-			return false; /* not found */
-		if (str.length() == (pos + std::strlen(suffix)))
-			return true; /* match */
-		return false;
-	}
-
-	class HTTPReqHandler: public i2p::client::I2PServiceHandler, public std::enable_shared_from_this<HTTPReqHandler>
-	{
-		private:
-
-			bool HandleRequest();
-			void HandleSockRecv(const boost::system::error_code & ecode, std::size_t bytes_transfered);
-			void Terminate();
-			void AsyncSockRead();
-			bool ExtractAddressHelper(i2p::http::URL & url, std::string & b64);
-			void SanitizeHTTPRequest(i2p::http::HTTPReq & req);
-			void SentHTTPFailed(const boost::system::error_code & ecode);
-			void HandleStreamRequestComplete (std::shared_ptr<i2p::stream::Stream> stream);
-			/* error helpers */
-			void GenericProxyError(const char *title, const char *description);
-			void GenericProxyInfo(const char *title, const char *description);
-			void HostNotFound(std::string & host);
-			void SendProxyError(std::string & content);
-
-		void ForwardToUpstreamProxy();
-		void HandleUpstreamHTTPProxyConnect(const boost::system::error_code & ec);
-		void HandleUpstreamSocksProxyConnect(const boost::system::error_code & ec);
-		
-		void HandleSocksProxySendHandshake(const boost::system::error_code & ec, std::size_t bytes_transfered);
-		void HandleSocksProxyReply(const boost::system::error_code & ec, std::size_t bytes_transfered);
-		
-		typedef std::function<void(boost::asio::ip::tcp::endpoint)> ProxyResolvedHandler;
-		
-		void HandleUpstreamProxyResolved(const boost::system::error_code & ecode, boost::asio::ip::tcp::resolver::iterator itr, ProxyResolvedHandler handler);
-
-		void SocksProxySuccess();
-		void HandoverToUpstreamProxy();
-		
-			uint8_t m_recv_chunk[8192];
-			std::string m_recv_buf; // from client
-			std::string m_send_buf; // to upstream
-			std::shared_ptr<boost::asio::ip::tcp::socket> m_sock;
-		std::shared_ptr<boost::asio::ip::tcp::socket> m_proxysock;
-		boost::asio::ip::tcp::resolver m_proxy_resolver;
-		i2p::http::URL m_ProxyURL;
-		i2p::http::URL m_RequestURL;
-		uint8_t m_socks_buf[255+8]; // for socks request/response
-		ssize_t m_req_len;
-		i2p::http::URL m_ClientRequestURL;
-		i2p::http::HTTPReq m_ClientRequest;
-		i2p::http::HTTPRes m_ClientResponse;
-		std::stringstream m_ClientRequestBuffer;
-		public:
-
-			HTTPReqHandler(HTTPProxy * parent, std::shared_ptr<boost::asio::ip::tcp::socket> sock) :
-				I2PServiceHandler(parent), m_sock(sock),
-				m_proxysock(std::make_shared<boost::asio::ip::tcp::socket>(parent->GetService())),
-				m_proxy_resolver(parent->GetService()) {}
-			~HTTPReqHandler() { Terminate(); }
-			void Handle () { AsyncSockRead(); } /* overload */
-	};
-
-	void HTTPReqHandler::AsyncSockRead()
-	{
-		LogPrint(eLogDebug, "HTTPProxy: async sock read");
-		if (!m_sock) {
-			LogPrint(eLogError, "HTTPProxy: no socket for read");
-			return;
-		}
-		m_sock->async_read_some(boost::asio::buffer(m_recv_chunk, sizeof(m_recv_chunk)),
-					std::bind(&HTTPReqHandler::HandleSockRecv, shared_from_this(),
-							std::placeholders::_1, std::placeholders::_2));
-	}
-
-	void HTTPReqHandler::Terminate() {
-		if (Kill()) return;
-		if (m_sock) 
-		{
-			LogPrint(eLogDebug, "HTTPProxy: close sock");
-			m_sock->close();
-			m_sock = nullptr;
-		}
-		if(m_proxysock)
-		{
-			LogPrint(eLogDebug, "HTTPProxy: close proxysock");
-			if(m_proxysock->is_open())
-				m_proxysock->close();
-			m_proxysock = nullptr;
-		}
-		Done(shared_from_this());
-	}
-
-	void HTTPReqHandler::GenericProxyError(const char *title, const char *description) {
-		std::stringstream ss;
-		ss << "<h1>Proxy error: " << title << "</h1>\r\n";
-		ss << "<p>" << description << "</p>\r\n";
-		std::string content = ss.str();
-		SendProxyError(content);
-	}
-
-	void HTTPReqHandler::GenericProxyInfo(const char *title, const char *description) {
-		std::stringstream ss;
-		ss << "<h1>Proxy info: " << title << "</h1>\r\n";
-		ss << "<p>" << description << "</p>\r\n";
-		std::string content = ss.str();
-		SendProxyError(content);
-	}
-
-	void HTTPReqHandler::HostNotFound(std::string & host) {
-		std::stringstream ss;
-		ss << "<h1>Proxy error: Host not found</h1>\r\n"
-		   << "<p>Remote host not found in router's addressbook</p>\r\n"
-		   << "<p>You may try to find this host on jumpservices below:</p>\r\n"
-		   << "<ul>\r\n";
-		for (const auto& js : jumpservices) {
-			ss << "  <li><a href=\"" << js.second << host << "\">" << js.first << "</a></li>\r\n";
-		}
-		ss << "</ul>\r\n";
-		std::string content = ss.str();
-		SendProxyError(content);
-	}
-
-	void HTTPReqHandler::SendProxyError(std::string & content)
-	{
-		i2p::http::HTTPRes res;
-		res.code = 500;
-		res.add_header("Content-Type", "text/html; charset=UTF-8");
-		res.add_header("Connection", "close");
-		std::stringstream ss;
-		ss << "<html>\r\n" << pageHead
-		   << "<body>" << content << "</body>\r\n"
-		   << "</html>\r\n";
-		res.body = ss.str();
-		std::string response = res.to_string();
-		boost::asio::async_write(*m_sock, boost::asio::buffer(response), boost::asio::transfer_all(),
-					 std::bind(&HTTPReqHandler::SentHTTPFailed, shared_from_this(), std::placeholders::_1));
-	}
-
-	bool HTTPReqHandler::ExtractAddressHelper(i2p::http::URL & url, std::string & b64)
-	{
-		const char *param = "i2paddresshelper=";
-		std::size_t pos = url.query.find(param);
-		std::size_t len = std::strlen(param);
-		std::map<std::string, std::string> params;
-
-		if (pos == std::string::npos)
-			return false; /* not found */
-		if (!url.parse_query(params))
-			return false;
-
-		std::string value = params["i2paddresshelper"];
-		len += value.length();
-		b64 = i2p::http::UrlDecode(value);
-		url.query.replace(pos, len, "");
-		return true;
-	}
-
-	void HTTPReqHandler::SanitizeHTTPRequest(i2p::http::HTTPReq & req)
-	{
-		/* drop common headers */
-		req.RemoveHeader ("Referer");
-		req.RemoveHeader("Via");
-		req.RemoveHeader("Forwarded");
-		/* drop proxy-disclosing headers */
-		req.RemoveHeader("X-Forwarded");
-		req.RemoveHeader("Proxy-");		
-		/* replace headers */
-		req.UpdateHeader("User-Agent", "MYOB/6.66 (AN/ON)");
-		/* add headers */
-		req.AddHeader("Connection", "close"); /* keep-alive conns not supported yet */
-	}
-
-	/**
-	 * @brief Try to parse request from @a m_recv_buf
-	 *   If parsing success, rebuild request and store to @a m_send_buf
-	 * with remaining data tail
-	 * @return true on processed request or false if more data needed
-	 */
-	bool HTTPReqHandler::HandleRequest()
-	{
-		std::string b64;
-
-		m_req_len = m_ClientRequest.parse(m_recv_buf);
-
-		if (m_req_len == 0)
-			return false; /* need more data */
-
-		if (m_req_len < 0) {
-			LogPrint(eLogError, "HTTPProxy: unable to parse request");
-			GenericProxyError("Invalid request", "Proxy unable to parse your request");
-			return true; /* parse error */
-		}
-
-		/* parsing success, now let's look inside request */
-		LogPrint(eLogDebug, "HTTPProxy: requested: ", m_ClientRequest.uri);
-		m_RequestURL.parse(m_ClientRequest.uri);
-
-		if (ExtractAddressHelper(m_RequestURL, b64)) {
-			i2p::client::context.GetAddressBook ().InsertAddress (m_RequestURL.host, b64);
-			LogPrint (eLogInfo, "HTTPProxy: added b64 from addresshelper for ", m_RequestURL.host);
-			std::string full_url = m_RequestURL.to_string();
-			std::stringstream ss;
-			ss << "Host " << m_RequestURL.host << " added to router's addressbook from helper. "
-			   << "Click <a href=\"" << full_url << "\">here</a> to proceed.";
-			GenericProxyInfo("Addresshelper found", ss.str().c_str());
-			return true; /* request processed */
-		}
-
-		SanitizeHTTPRequest(m_ClientRequest);
-
-		std::string dest_host = m_RequestURL.host;
-		uint16_t    dest_port = m_RequestURL.port;
-		/* always set port, even if missing in request */
-		if (!dest_port)
-			dest_port = (m_RequestURL.schema == "https") ? 443 : 80;
-		/* detect dest_host, set proper 'Host' header in upstream request */
-		if (dest_host != "") 
-		{
-			/* absolute url, replace 'Host' header */
-			std::string h = dest_host;
-			if (dest_port != 0 && dest_port != 80)
-				h += ":" + std::to_string(dest_port);
-			m_ClientRequest.UpdateHeader("Host", h);
-		} 
-		else
-		{	
-			auto h = m_ClientRequest.GetHeader ("Host");
-			if (h.length () > 0) 
-			{
-				/* relative url and 'Host' header provided. transparent proxy mode? */
-				i2p::http::URL u;
-				std::string t = "http://" + h;
-				u.parse(t);
-				dest_host = u.host;
-				dest_port = u.port;
-			} 
-			else 
-			{
-				/* relative url and missing 'Host' header */
-				GenericProxyError("Invalid request", "Can't detect destination host from request");
-				return true;
-			}
-		}	
-
-		/* check dest_host really exists and inside I2P network */
-		i2p::data::IdentHash identHash;
-		if (str_rmatch(dest_host, ".i2p")) {
-			if (!i2p::client::context.GetAddressBook ().GetIdentHash (dest_host, identHash)) {
-				HostNotFound(dest_host);
-				return true; /* request processed */
-			}
-		} else {
-			std::string outproxyUrl; i2p::config::GetOption("httpproxy.outproxy", outproxyUrl);
-			if(outproxyUrl.size()) {
-				LogPrint (eLogDebug, "HTTPProxy: use outproxy ", outproxyUrl);
-				if(m_ProxyURL.parse(outproxyUrl))
-					ForwardToUpstreamProxy();
-				else
-					GenericProxyError("Outproxy failure", "bad outproxy settings");
-			} else {
-				LogPrint (eLogWarning, "HTTPProxy: outproxy failure for ", dest_host, ": no outprxy enabled");
-				std::string message = "Host" + dest_host + "not inside I2P network, but outproxy is not enabled";
-				GenericProxyError("Outproxy failure", message.c_str());
-			}
-			return true;
-		}
-
-		/* make relative url */
-		m_RequestURL.schema = "";
-		m_RequestURL.host   = "";
-		m_ClientRequest.uri = m_RequestURL.to_string();
-
-		/* drop original request from recv buffer */
-		m_recv_buf.erase(0, m_req_len);
-		/* build new buffer from modified request and data from original request */
-		m_send_buf = m_ClientRequest.to_string();
-		m_send_buf.append(m_recv_buf);
-		/* connect to destination */
-		LogPrint(eLogDebug, "HTTPProxy: connecting to host ", dest_host, ":", dest_port);
-		GetOwner()->CreateStream (std::bind (&HTTPReqHandler::HandleStreamRequestComplete,
-			shared_from_this(), std::placeholders::_1), dest_host, dest_port);
-		return true;
-	}
-
-	void HTTPReqHandler::ForwardToUpstreamProxy()
-	{
-		LogPrint(eLogDebug, "HTTPProxy: forward to upstream");
-		// build http requset
-
-		m_ClientRequestURL = m_RequestURL;
-		LogPrint(eLogDebug, "HTTPProxy: ", m_ClientRequestURL.host);
-		m_ClientRequestURL.schema = "";
-		m_ClientRequestURL.host   = "";
-		m_ClientRequest.uri = m_ClientRequestURL.to_string();
-
-		m_ClientRequest.write(m_ClientRequestBuffer);
-		m_ClientRequestBuffer << m_recv_buf.substr(m_req_len);
-		
-		// assume http if empty schema
-		if (m_ProxyURL.schema == "" || m_ProxyURL.schema == "http") {
-			// handle upstream http proxy
-			if (!m_ProxyURL.port) m_ProxyURL.port = 80;
-			boost::asio::ip::tcp::resolver::query q(m_ProxyURL.host, std::to_string(m_ProxyURL.port));
-			m_proxy_resolver.async_resolve(q, std::bind(&HTTPReqHandler::HandleUpstreamProxyResolved, this, std::placeholders::_1, std::placeholders::_2, [&](boost::asio::ip::tcp::endpoint ep) {
-						m_proxysock->async_connect(ep, std::bind(&HTTPReqHandler::HandleUpstreamHTTPProxyConnect, this, std::placeholders::_1));
-			}));
-		} else if (m_ProxyURL.schema == "socks") {
-			// handle upstream socks proxy
-			if (!m_ProxyURL.port) m_ProxyURL.port = 9050; // default to tor default if not specified
-			boost::asio::ip::tcp::resolver::query q(m_ProxyURL.host, std::to_string(m_ProxyURL.port));
-			m_proxy_resolver.async_resolve(q, std::bind(&HTTPReqHandler::HandleUpstreamProxyResolved, this, std::placeholders::_1, std::placeholders::_2, [&](boost::asio::ip::tcp::endpoint ep) {
-						m_proxysock->async_connect(ep, std::bind(&HTTPReqHandler::HandleUpstreamSocksProxyConnect, this, std::placeholders::_1));
-			}));
-		} else {
-			// unknown type, complain
-			GenericProxyError("unknown outproxy url", m_ProxyURL.to_string().c_str());
-		}
-	}
-
-	void HTTPReqHandler::HandleUpstreamProxyResolved(const boost::system::error_code & ec, boost::asio::ip::tcp::resolver::iterator it, ProxyResolvedHandler handler)
-	{
-		if(ec) GenericProxyError("cannot resolve upstream proxy", ec.message().c_str());
-		else handler(*it); 
-	}
-
-	void HTTPReqHandler::HandleUpstreamSocksProxyConnect(const boost::system::error_code & ec)
-	{
-		if(!ec) {
-			if(m_RequestURL.host.size() > 255) {
-				GenericProxyError("hostname too long", m_RequestURL.host.c_str());
-				return;
-			}
-			uint16_t port = m_RequestURL.port;
-			if(!port) port = 80;
-			LogPrint(eLogDebug, "HTTPProxy: connected to socks upstream");
-
-			std::string host = m_RequestURL.host;
-			std::size_t reqsize = 0;
-			m_socks_buf[0] = '\x04';
-			m_socks_buf[1] = 1;
-			htobe16buf(m_socks_buf+2, port);
-			m_socks_buf[4] = 0;
-			m_socks_buf[5] = 0;
-			m_socks_buf[6] = 0;
-			m_socks_buf[7] = 1;
-			// user id
-			m_socks_buf[8] = 'i';
-			m_socks_buf[9] = '2';
-			m_socks_buf[10] = 'p';
-			m_socks_buf[11] = 'd';
-			m_socks_buf[12] = 0;
-			reqsize += 13;
-			memcpy(m_socks_buf+ reqsize, host.c_str(), host.size());
-			reqsize += host.size();
-			m_socks_buf[++reqsize] = 0;
-			boost::asio::async_write(*m_proxysock, boost::asio::buffer(m_socks_buf, reqsize), boost::asio::transfer_all(), std::bind(&HTTPReqHandler::HandleSocksProxySendHandshake, this, std::placeholders::_1, std::placeholders::_2));
-		} else GenericProxyError("cannot connect to upstream socks proxy", ec.message().c_str());
-	}
-
-	void HTTPReqHandler::HandleSocksProxySendHandshake(const boost::system::error_code & ec, std::size_t bytes_transferred)
-	{
-		LogPrint(eLogDebug, "HTTPProxy: upstream socks handshake sent");
-		if(ec) GenericProxyError("Cannot negotiate with socks proxy", ec.message().c_str());
-		else m_proxysock->async_read_some(boost::asio::buffer(m_socks_buf, 8), std::bind(&HTTPReqHandler::HandleSocksProxyReply, this, std::placeholders::_1, std::placeholders::_2));
-	}
-
-	void HTTPReqHandler::HandoverToUpstreamProxy()
-	{
-		LogPrint(eLogDebug, "HTTPProxy: handover to socks proxy");
-		auto connection = std::make_shared<i2p::client::TCPIPPipe>(GetOwner(), m_proxysock, m_sock);
-		m_sock = nullptr;
-		m_proxysock = nullptr;
-		GetOwner()->AddHandler(connection);
-		connection->Start();
-		Terminate();
-	}
-	
-	void HTTPReqHandler::SocksProxySuccess()
-	{
-		if(m_ClientRequest.method == "CONNECT") {
-			m_ClientResponse.code = 200;
-			m_send_buf = m_ClientResponse.to_string();
-			boost::asio::async_write(*m_sock, boost::asio::buffer(m_send_buf), boost::asio::transfer_all(), [&] (const boost::system::error_code & ec, std::size_t transferred) {
-					if(ec) GenericProxyError("socks proxy error", ec.message().c_str());
-					else HandoverToUpstreamProxy();
-				});
-		} else {
-			m_send_buf = m_ClientRequestBuffer.str();
-			LogPrint(eLogDebug, "HTTPProxy: send ", m_send_buf.size(), " bytes");
-			boost::asio::async_write(*m_proxysock, boost::asio::buffer(m_send_buf), boost::asio::transfer_all(), [&](const boost::system::error_code & ec, std::size_t transferred) {
-					if(ec) GenericProxyError("failed to send request to upstream", ec.message().c_str());
-					else HandoverToUpstreamProxy();
-				});
-		}
-	}
-	
-	void HTTPReqHandler::HandleSocksProxyReply(const boost::system::error_code & ec, std::size_t bytes_transferred)
-	{
-		if(!ec)
-		{
-			if(m_socks_buf[1] == 90) {
-				// success
-				SocksProxySuccess();
-			} else {
-				std::stringstream ss;
-				ss << "error code: ";
-				ss << (int) m_socks_buf[1];
-				std::string msg = ss.str();
-				GenericProxyError("Socks Proxy error", msg.c_str());
-			}
-		}
-		else GenericProxyError("No Reply From socks proxy", ec.message().c_str());
-	}
-	
-	void HTTPReqHandler::HandleUpstreamHTTPProxyConnect(const boost::system::error_code & ec)
-	{
-		if(!ec) {
-			LogPrint(eLogDebug, "HTTPProxy: connected to http upstream");
-			GenericProxyError("cannot connect", "http out proxy not implemented");
-		} else GenericProxyError("cannot connect to upstream http proxy", ec.message().c_str());
-	}
-	
-	/* will be called after some data received from client */
-	void HTTPReqHandler::HandleSockRecv(const boost::system::error_code & ecode, std::size_t len)
-	{
-		LogPrint(eLogDebug, "HTTPProxy: sock recv: ", len, " bytes, recv buf: ", m_recv_buf.length(), ", send buf: ", m_send_buf.length());
-		if(ecode) 
-		{
-			LogPrint(eLogWarning, "HTTPProxy: sock recv got error: ", ecode);
-			Terminate();
-			return;
-		}
-
-		m_recv_buf.append(reinterpret_cast<const char *>(m_recv_chunk), len);
-		if (HandleRequest()) {
-			m_recv_buf.clear();
-			return;
-		}
-		AsyncSockRead();
-	}
-
-	void HTTPReqHandler::SentHTTPFailed(const boost::system::error_code & ecode)
-	{
-		if (ecode)
-			LogPrint (eLogError, "HTTPProxy: Closing socket after sending failure because: ", ecode.message ());
-		Terminate();
-	}
-
-	void HTTPReqHandler::HandleStreamRequestComplete (std::shared_ptr<i2p::stream::Stream> stream)
-	{
-		if (!stream) {
-			LogPrint (eLogError, "HTTPProxy: error when creating the stream, check the previous warnings for more info");
-			GenericProxyError("Host is down", "Can't create connection to requested host, it may be down");
-			return;
-		}
-		if (Kill())
-			return;
-		LogPrint (eLogDebug, "HTTPProxy: Created new I2PTunnel stream, sSID=", stream->GetSendStreamID(), ", rSID=", stream->GetRecvStreamID());
-		auto connection = std::make_shared<i2p::client::I2PClientTunnelConnectionHTTP>(GetOwner(), m_sock, stream);
-		GetOwner()->AddHandler (connection);
-		connection->I2PConnect (reinterpret_cast<const uint8_t*>(m_send_buf.data()), m_send_buf.length());
-		Done (shared_from_this());
-	}
-
-	HTTPProxy::HTTPProxy(const std::string& address, int port, std::shared_ptr<i2p::client::ClientDestination> localDestination):
-		TCPIPAcceptor(address, port, localDestination ? localDestination : i2p::client::context.GetSharedLocalDestination ()) 
-	{
-	}
-	
-	std::shared_ptr<i2p::client::I2PServiceHandler> HTTPProxy::CreateHandler(std::shared_ptr<boost::asio::ip::tcp::socket> socket)
-	{
-		return std::make_shared<HTTPReqHandler> (this, socket);
-	}
-} // http
-} // i2p

HTTPProxy.h

@@ -1,21 +0,0 @@
-#ifndef HTTP_PROXY_H__
-#define HTTP_PROXY_H__
-
-namespace i2p {
-namespace proxy {
-	class HTTPProxy: public i2p::client::TCPIPAcceptor
-	{
-		public:
-
-			HTTPProxy(const std::string& address, int port, std::shared_ptr<i2p::client::ClientDestination> localDestination = nullptr);
-			~HTTPProxy() {};
-
-		protected:
-			// Implements TCPIPAcceptor
-			std::shared_ptr<i2p::client::I2PServiceHandler> CreateHandler(std::shared_ptr<boost::asio::ip::tcp::socket> socket);
-			const char* GetName() { return "HTTP Proxy"; }
-	};
-} // http
-} // i2p
-
-#endif

HTTPServer.cpp

@@ -1,980 +0,0 @@
-#include <iomanip>
-#include <sstream>
-#include <thread>
-#include <memory>
-
-#include <boost/asio.hpp>
-#include <boost/bind.hpp>
-
-#include "Base.h"
-#include "FS.h"
-#include "Log.h"
-#include "Config.h"
-#include "Tunnel.h"
-#include "TransitTunnel.h"
-#include "Transports.h"
-#include "NetDb.h"
-#include "HTTP.h"
-#include "LeaseSet.h"
-#include "Destination.h"
-#include "RouterContext.h"
-#include "ClientContext.h"
-#include "HTTPServer.h"
-#include "Daemon.h"
-#include "util.h"
-#ifdef WIN32_APP
-#include "Win32/Win32App.h"
-#endif
-
-// For image and info
-#include "version.h"
-
-namespace i2p {
-namespace http {
-	const char *itoopieFavicon =
-		"data:image/png;base64,"
-		"iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAAAXNSR0IArs4c6QAAAARnQU1BAACx"
-		"jwv8YQUAAAAJcEhZcwAALiIAAC4iAari3ZIAAAAHdElNRQfgCQsUNSZrkhi1AAAAGXRFWHRTb2Z0"
-		"d2FyZQBwYWludC5uZXQgNC4wLjEyQwRr7AAAAoJJREFUOE9jwAUqi4Q1oEwwcDTV1+5sETaBclGB"
-		"vb09C5QJB6kWpvFQJoOCeLC5kmjEHCgXE2SlyETLi3h6QrkM4VL+ssWSCZUgtopITLKqaOotRTEn"
-		"cbAkLqAkGtOqLBLVAWLXyWSVFkkmRiqLxuaqiWb/VBYJMAYrwgckJY25VEUzniqKhjU2y+RtCRSP"
-		"6lUXy/1jIBV5tlYxZUaFVMq2NInwIi9hO8fSfOEAqDZUoCwal6MulvOvyS7gi69K4j9zxZT/m0ps"
-		"/28ptvvvquXXryIa7QYMMdTwqi0WNtVi0GIDseXl7TnUxFKfnGlxAGp0+D8j2eH/8Ub7/9e7nf7X"
-		"+Af/B7rwt6pI0h0l0WhQADOC9DBkhSirpImHNVZKp24ukkyoshGLnN8d5fA/y13t/44Kq/8hlnL/"
-		"z7fZ/58f6vcxSNpbVUVFhV1RLNBVTsQzVYZPSwhsCAhkiIfpNMrkbO6TLf071Sfk/5ZSi/+7q6z/"
-		"P5ns+v9mj/P/CpuI/20y+aeNGYxZoVoYGmsF3aFMBAAZlCwftnF9ke3//bU2//fXWP8/UGv731Am"
-		"+V+DdNblSqnUYqhSTKAiYSOqJBrVqiaa+S3UNPr/gmyH/xuKXf63hnn/B8bIP0UxHfEyyeSNQKVM"
-		"EB1AEB2twhcTLp+gIBJUoyKasEpVJHmqskh8qryovUG/ffCHHRU2q/Tk/YuB6eGPsbExa7ZkpLu1"
-		"oLEcVDtuUCgV1w60rQzElpRUE1EVSX0BYidHiInXF4nagNhYQW60EF+ApH1ktni0A1SIITSUgVlZ"
-		"JHYnlIsfzJjIp9xZKswL5YKBHL+coKJoRDaUSzoozxHVrygQU4JykQADAwAT5b1NHtwZugAAAABJ"
-		"RU5ErkJggg==";
-
-	const char *cssStyles =
-		"<style>\r\n"
-		"  body { font: 100%/1.5em sans-serif; margin: 0; padding: 1.5em; background: #FAFAFA; color: #103456; }\r\n"
-		"  a { text-decoration: none; color: #894C84; }\r\n"
-		"  a:hover { color: #FAFAFA; background: #894C84; }\r\n"
-		"  .header { font-size: 2.5em; text-align: center; margin: 1.5em 0; color: #894C84; }\r\n"
-		"  .wrapper { margin: 0 auto; padding: 1em; max-width: 60em; }\r\n"
-		"  .left  { float: left; position: absolute; }\r\n"
-		"  .right { float: left; font-size: 1em; margin-left: 13em; max-width: 46em; overflow: auto; }\r\n"
-		"  .tunnel.established { color: #56B734; }\r\n"
-		"  .tunnel.expiring    { color: #D3AE3F; }\r\n"
-		"  .tunnel.failed      { color: #D33F3F; }\r\n"
-		"  .tunnel.another     { color: #434343; }\r\n"
-		"  caption { font-size: 1.5em; text-align: center; color: #894C84; }\r\n"
-		"  table { width: 100%; border-collapse: collapse; text-align: center; }\r\n"
-		"  .private { background: black; color: black; } .private:hover { background: black; color: white } \r\n"
-		"  .slide p, .slide [type='checkbox']{ display:none; } \r\n"
-		"  .slide [type='checkbox']:checked ~ p { display:block; } \r\n"
-		"</style>\r\n";
-
-	const char HTTP_PAGE_TUNNELS[] = "tunnels";
-	const char HTTP_PAGE_TRANSIT_TUNNELS[] = "transit_tunnels";
-	const char HTTP_PAGE_TRANSPORTS[] = "transports";
-	const char HTTP_PAGE_LOCAL_DESTINATIONS[] = "local_destinations";
-	const char HTTP_PAGE_LOCAL_DESTINATION[] = "local_destination";
-	const char HTTP_PAGE_I2CP_LOCAL_DESTINATION[] = "i2cp_local_destination";
-	const char HTTP_PAGE_SAM_SESSIONS[] = "sam_sessions";
-	const char HTTP_PAGE_SAM_SESSION[] = "sam_session";
-	const char HTTP_PAGE_I2P_TUNNELS[] = "i2p_tunnels";
-	const char HTTP_PAGE_COMMANDS[] = "commands";
-	const char HTTP_PAGE_LEASESETS[] = "leasesets";
-	const char HTTP_COMMAND_ENABLE_TRANSIT[] = "enable_transit";
-	const char HTTP_COMMAND_DISABLE_TRANSIT[] = "disable_transit";
-	const char HTTP_COMMAND_SHUTDOWN_START[] = "shutdown_start";
-	const char HTTP_COMMAND_SHUTDOWN_CANCEL[] = "shutdown_cancel";
-	const char HTTP_COMMAND_SHUTDOWN_NOW[]   = "terminate";
-	const char HTTP_COMMAND_RUN_PEER_TEST[] = "run_peer_test";
-	const char HTTP_COMMAND_RELOAD_CONFIG[] = "reload_config";
-	const char HTTP_PARAM_SAM_SESSION_ID[] = "id";
-	const char HTTP_PARAM_ADDRESS[] = "address";
-
-	static void ShowUptime (std::stringstream& s, int seconds) 
-	{
-		int num;
-
-		if ((num = seconds / 86400) > 0) {
-			s << num << " days, ";
-			seconds -= num * 86400;
-		}
-		if ((num = seconds / 3600) > 0) {
-			s << num << " hours, ";
-			seconds -= num * 3600;
-		}
-		if ((num = seconds / 60) > 0) {
-			s << num << " min, ";
-			seconds -= num * 60;
-		}
-		s << seconds << " seconds";
-	}
-
-	static void ShowTunnelDetails (std::stringstream& s, enum i2p::tunnel::TunnelState eState, int bytes)
-	{
-		std::string state;
-		switch (eState) {
-			case i2p::tunnel::eTunnelStateBuildReplyReceived :
-			case i2p::tunnel::eTunnelStatePending     : state = "building"; break;
-			case i2p::tunnel::eTunnelStateBuildFailed :
-			case i2p::tunnel::eTunnelStateTestFailed  :
-			case i2p::tunnel::eTunnelStateFailed      : state = "failed";   break;
-			case i2p::tunnel::eTunnelStateExpiring    : state = "expiring"; break;
-			case i2p::tunnel::eTunnelStateEstablished : state = "established"; break;
-			default: state = "unknown"; break;
-		}
-		s << "<span class=\"tunnel " << state << "\"> " << state << "</span>, ";
-		s << " " << (int) (bytes / 1024) << "&nbsp;KiB<br>\r\n";
-	}
-
-	static void ShowPageHead (std::stringstream& s)
-	{
-		s <<
-			"<!DOCTYPE html>\r\n"
-			"<html lang=\"en\">\r\n" /* TODO: Add support for locale */
-			"  <head>\r\n" /* TODO: Find something to parse html/template system. This is horrible. */
-#if (!defined(WIN32))
-			"  <meta charset=\"UTF-8\">\r\n"
-#else
-			"  <meta charset=\"windows-1251\">\r\n"
-#endif
-			"  <link rel=\"shortcut icon\" href=\"" << itoopieFavicon << "\">\r\n"
-			"  <title>Purple I2P " VERSION " Webconsole</title>\r\n"
-			<< cssStyles <<
-			"</head>\r\n";
-		s <<
-			"<body>\r\n"
-			"<div class=header><b>i2pd</b> webconsole</div>\r\n"
-			"<div class=wrapper>\r\n"
-			"<div class=left>\r\n"
-			"  <a href=\"/\">Main page</a><br>\r\n<br>\r\n"
-			"  <a href=\"/?page=" << HTTP_PAGE_COMMANDS << "\">Router commands</a><br>\r\n"
-			"  <a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATIONS << "\">Local destinations</a><br>\r\n"
-			"  <a href=\"/?page=" << HTTP_PAGE_LEASESETS << "\">LeaseSets</a><br>\r\n"
-			"  <a href=\"/?page=" << HTTP_PAGE_TUNNELS << "\">Tunnels</a><br>\r\n"
-			"  <a href=\"/?page=" << HTTP_PAGE_TRANSIT_TUNNELS << "\">Transit tunnels</a><br>\r\n"
-			"  <a href=\"/?page=" << HTTP_PAGE_TRANSPORTS << "\">Transports</a><br>\r\n"
-			"  <a href=\"/?page=" << HTTP_PAGE_I2P_TUNNELS << "\">I2P tunnels</a><br>\r\n";
-		if (i2p::client::context.GetSAMBridge ())
-			s << "  <a href=\"/?page=" << HTTP_PAGE_SAM_SESSIONS << "\">SAM sessions</a><br>\r\n";
-		s <<
-			"</div>\r\n"
-			"<div class=right>";
-	}
-
-	static void ShowPageTail (std::stringstream& s)
-	{
-		s <<
-			"</div></div>\r\n"
-			"</body>\r\n"
-			"</html>\r\n";
-	}
-
-	static void ShowError(std::stringstream& s, const std::string& string)
-	{
-		s << "<b>ERROR:</b>&nbsp;" << string << "<br>\r\n";
-	}
-
-	static void ShowStatus (std::stringstream& s)
-	{
-		s << "<b>Uptime:</b> ";
-		ShowUptime(s, i2p::context.GetUptime ());
-		s << "<br>\r\n";
-		s << "<b>Network status:</b> ";
-		switch (i2p::context.GetStatus ())
-		{
-			case eRouterStatusOK: s << "OK"; break;
-			case eRouterStatusTesting: s << "Testing"; break;
-			case eRouterStatusFirewalled: s << "Firewalled"; break; 
-			case eRouterStatusError: 
-			{	
-				s << "Error"; 
-				switch (i2p::context.GetError ())
-				{
-					case eRouterErrorClockSkew:
-						s << "<br>Clock skew"; 
-					break;
-					default: ;	
-				}	
-				break;
-			}	
-			default: s << "Unknown";
-		} 
-		s << "<br>\r\n";
-#if (!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID))
-		if (auto remains = Daemon.gracefulShutdownInterval) {
-			s << "<b>Stopping in:</b> ";
-			s << remains << " seconds";
-			s << "<br>\r\n";
-		}
-#endif
-		auto family = i2p::context.GetFamily ();
-		if (family.length () > 0)
-			s << "<b>Family:</b> " << family << "<br>\r\n";
-		s << "<b>Tunnel creation success rate:</b> " << i2p::tunnel::tunnels.GetTunnelCreationSuccessRate () << "%<br>\r\n";
-		s << "<b>Received:</b> ";
-		s << std::fixed << std::setprecision(2);
-		auto numKBytesReceived = (double) i2p::transport::transports.GetTotalReceivedBytes () / 1024;
-		if (numKBytesReceived < 1024)
-			s << numKBytesReceived << " KiB";
-		else if (numKBytesReceived < 1024 * 1024)
-			s << numKBytesReceived / 1024 << " MiB";
-		else
-			s << numKBytesReceived / 1024 / 1024 << " GiB";
-		s << " (" << (double) i2p::transport::transports.GetInBandwidth () / 1024 << " KiB/s)<br>\r\n";
-		s << "<b>Sent:</b> ";
-		auto numKBytesSent = (double) i2p::transport::transports.GetTotalSentBytes () / 1024;
-		if (numKBytesSent < 1024)
-			s << numKBytesSent << " KiB";
-		else if (numKBytesSent < 1024 * 1024)
-			s << numKBytesSent / 1024 << " MiB";
-		else
-			s << numKBytesSent / 1024 / 1024 << " GiB";
-		s << " (" << (double) i2p::transport::transports.GetOutBandwidth () / 1024 << " KiB/s)<br>\r\n";
-		s << "<b>Data path:</b> " << i2p::fs::GetDataDir() << "<br>\r\n";
-		s << "<div class='slide'\r\n><label for='slide1'>Hidden content. Press on text to see.</label>\r\n<input type='checkbox' id='slide1'/>\r\n<p class='content'>\r\n";
-		s << "<b>Router Ident:</b> " << i2p::context.GetRouterInfo().GetIdentHashBase64() << "<br>\r\n";
-		s << "<b>Router Family:</b> " << i2p::context.GetRouterInfo().GetProperty("family") << "<br>\r\n";
-		s << "<b>Router Caps:</b> " << i2p::context.GetRouterInfo().GetProperty("caps") << "<br>\r\n";
-		s << "<b>Our external address:</b>" << "<br>\r\n" ;
-		for (const auto& address : i2p::context.GetRouterInfo().GetAddresses())
-		{
-			switch (address->transportStyle)
-			{
-				case i2p::data::RouterInfo::eTransportNTCP:
-					if (address->host.is_v6 ())
-						s << "NTCP6&nbsp;&nbsp;";
-					else
-						s << "NTCP&nbsp;&nbsp;";
-				break;
-				case i2p::data::RouterInfo::eTransportSSU:
-					if (address->host.is_v6 ())
-						s << "SSU6&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;";
-					else
-						s << "SSU&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;";
-				break;
-				default:
-					s << "Unknown&nbsp;&nbsp;";
-			}
-			s << address->host.to_string() << ":" << address->port << "<br>\r\n";
-		}
-		s << "</p>\r\n</div>\r\n";
-		s << "<b>Routers:</b> " << i2p::data::netdb.GetNumRouters () << " ";
-		s << "<b>Floodfills:</b> " << i2p::data::netdb.GetNumFloodfills () << " ";
-		s << "<b>LeaseSets:</b> " << i2p::data::netdb.GetNumLeaseSets () << "<br>\r\n";
-
-		size_t clientTunnelCount = i2p::tunnel::tunnels.CountOutboundTunnels();
-		clientTunnelCount += i2p::tunnel::tunnels.CountInboundTunnels();
-		size_t transitTunnelCount = i2p::tunnel::tunnels.CountTransitTunnels();
-
-		s << "<b>Client Tunnels:</b> " << std::to_string(clientTunnelCount) << " ";
-		s << "<b>Transit Tunnels:</b> " << std::to_string(transitTunnelCount) << "<br>\r\n";
-	}
-
-	static void ShowLocalDestinations (std::stringstream& s)
-	{
-		s << "<b>Local Destinations:</b><br>\r\n<br>\r\n";
-		for (auto& it: i2p::client::context.GetDestinations ())
-		{
-			auto ident = it.second->GetIdentHash (); 
-			s << "<a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; 
-			s << i2p::client::context.GetAddressBook ().ToAddress(ident) << "</a><br>\r\n" << std::endl;
-		}
-
-		auto i2cpServer = i2p::client::context.GetI2CPServer ();
-		if (i2cpServer)
-		{
-			s << "<br><b>I2CP Local Destinations:</b><br>\r\n<br>\r\n";
-			for (auto& it: i2cpServer->GetSessions ())
-			{
-				auto dest = it.second->GetDestination ();
-				if (dest)
-				{	
-					auto ident = dest->GetIdentHash (); 
-					s << "<a href=\"/?page=" << HTTP_PAGE_I2CP_LOCAL_DESTINATION << "&i2cp_id=" << it.first << "\">"; 
-					s << i2p::client::context.GetAddressBook ().ToAddress(ident) << "</a><br>\r\n" << std::endl;
-				}	
-			}
-		}
-	}
-
-	static void ShowLeaseSetDestination (std::stringstream& s, std::shared_ptr<const i2p::client::LeaseSetDestination> dest)
-	{
-		s << "<b>Base64:</b><br>\r\n<textarea readonly=\"readonly\" cols=\"64\" rows=\"11\" wrap=\"on\">";
-		s << dest->GetIdentity ()->ToBase64 () << "</textarea><br>\r\n<br>\r\n";
-		s << "<b>LeaseSets:</b> <i>" << dest->GetNumRemoteLeaseSets () << "</i><br>\r\n";
-		if(dest->GetNumRemoteLeaseSets())
-		{
-			s << "<div class='slide'\r\n><label for='slide1'>Hidden content. Press on text to see.</label>\r\n<input type='checkbox' id='slide1'/>\r\n<p class='content'>\r\n";
-			for(auto& it: dest->GetLeaseSets ())
-				s << it.second->GetIdentHash ().ToBase32 () << "<br>\r\n";
-			s << "</p>\r\n</div>\r\n";
-		}
-		auto pool = dest->GetTunnelPool ();
-		if (pool)
-		{
-			s << "<b>Inbound tunnels:</b><br>\r\n";
-			for (auto & it : pool->GetInboundTunnels ()) {
-				it->Print(s);
-				if(it->LatencyIsKnown())
-					s << " ( " << it->GetMeanLatency() << "ms )";
-				ShowTunnelDetails(s, it->GetState (), it->GetNumReceivedBytes ());
-			}
-			s << "<br>\r\n";
-			s << "<b>Outbound tunnels:</b><br>\r\n";
-			for (auto & it : pool->GetOutboundTunnels ()) {
-				it->Print(s);
-				if(it->LatencyIsKnown())
-					s << " ( " << it->GetMeanLatency() << "ms )";
-				ShowTunnelDetails(s, it->GetState (), it->GetNumSentBytes ());
-			}
-		}
-		s << "<br>\r\n";
-		s << "<b>Tags</b><br>Incoming: " << dest->GetNumIncomingTags () << "<br>Outgoing:<br>" << std::endl;
-		for (const auto& it: dest->GetSessions ())
-		{
-			s << i2p::client::context.GetAddressBook ().ToAddress(it.first) << " ";
-			s << it.second->GetNumOutgoingTags () << "<br>" << std::endl;
-		}
-		s << "<br>" << std::endl;
-	}
-
-	static void  ShowLocalDestination (std::stringstream& s, const std::string& b32)
-	{
-		s << "<b>Local Destination:</b><br>\r\n<br>\r\n";
-		i2p::data::IdentHash ident;
-		ident.FromBase32 (b32);
-		auto dest = i2p::client::context.FindLocalDestination (ident);
-		if (dest)
-		{
-			ShowLeaseSetDestination (s, dest);	
-			// show streams
-			s << "<br>\r\n<table><caption>Streams</caption><tr>";
-			s << "<th>StreamID</th>";
-			s << "<th>Destination</th>";
-			s << "<th>Sent</th>";
-			s << "<th>Received</th>";
-			s << "<th>Out</th>";
-			s << "<th>In</th>";
-			s << "<th>Buf</th>";
-			s << "<th>RTT</th>";
-			s << "<th>Window</th>";
-			s << "<th>Status</th>";
-			s << "</tr>";
-
-			for (const auto& it: dest->GetAllStreams ())
-			{
-				s << "<tr>";
-				s << "<td>" << it->GetSendStreamID () << "</td>";
-				s << "<td>" << i2p::client::context.GetAddressBook ().ToAddress(it->GetRemoteIdentity ()) << "</td>";
-				s << "<td>" << it->GetNumSentBytes () << "</td>";
-				s << "<td>" << it->GetNumReceivedBytes () << "</td>";
-				s << "<td>" << it->GetSendQueueSize () << "</td>";
-				s << "<td>" << it->GetReceiveQueueSize () << "</td>";
-				s << "<td>" << it->GetSendBufferSize () << "</td>";
-				s << "<td>" << it->GetRTT () << "</td>";
-				s << "<td>" << it->GetWindowSize () << "</td>";
-				s << "<td>" << (int)it->GetStatus () << "</td>";
-				s << "</tr><br>\r\n" << std::endl; 
-   		}
-			s << "</table>";
-		}
-	}
-
-	static void  ShowI2CPLocalDestination (std::stringstream& s, const std::string& id)
-	{
-		auto i2cpServer = i2p::client::context.GetI2CPServer ();
-		if (i2cpServer)
-		{
-			s << "<b>I2CP Local Destination:</b><br>\r\n<br>\r\n";
-			auto it = i2cpServer->GetSessions ().find (std::stoi (id)); 
-			if (it != i2cpServer->GetSessions ().end ())
-				ShowLeaseSetDestination (s, it->second->GetDestination ());
-			else
-				ShowError(s, "I2CP session not found");	
-		}
-		else
-			ShowError(s, "I2CP is not enabled");
-	}
-
-	static void ShowLeasesSets(std::stringstream& s)
-	{
-		s << "<div id='leasesets'><b>LeaseSets (click on to show info):</b></div><br>\r\n";
-		int counter = 1;
-		// for each lease set
-		i2p::data::netdb.VisitLeaseSets(
-			[&s, &counter](const i2p::data::IdentHash dest, std::shared_ptr<i2p::data::LeaseSet> leaseSet) 
-			{
-				// create copy of lease set so we extract leases
-				i2p::data::LeaseSet ls(leaseSet->GetBuffer(), leaseSet->GetBufferLen());
-				s << "<div class='leaseset";
-				if (ls.IsExpired())
-					s << " expired"; // additional css class for expired
-				s << "'>\r\n";
-				if (!ls.IsValid())
-					s << "<div class='invalid'>!! Invalid !! </div>\r\n";
-				s << "<div class='slide'><label for='slide" << counter << "'>" << dest.ToBase32() << "</label>\r\n";
-				s << "<input type='checkbox' id='slide" << (counter++) << "'/>\r\n<p class='content'>\r\n";
-				s << "<b>Expires:</b> " << ls.GetExpirationTime() << "<br>\r\n";
-				auto leases = ls.GetNonExpiredLeases();
-				s << "<b>Non Expired Leases: " << leases.size() << "</b><br>\r\n";
-				for ( auto & l : leases )
-				{
-					s << "<b>Gateway:</b> " << l->tunnelGateway.ToBase64() << "<br>\r\n";
-					s << "<b>TunnelID:</b> " << l->tunnelID << "<br>\r\n";
-					s << "<b>EndDate:</b> " << l->endDate << "<br>\r\n";
-				}
-				s << "</p>\r\n</div>\r\n</div>\r\n";
-			}
-		);
-		// end for each lease set
-	}
-
-	static void ShowTunnels (std::stringstream& s)
-	{
-		s << "<b>Queue size:</b> " << i2p::tunnel::tunnels.GetQueueSize () << "<br>\r\n";
-
-		s << "<b>Inbound tunnels:</b><br>\r\n";
-		for (auto & it : i2p::tunnel::tunnels.GetInboundTunnels ()) {
-			it->Print(s);
-			if(it->LatencyIsKnown())
-				s << " ( " << it->GetMeanLatency() << "ms )";
-			ShowTunnelDetails(s, it->GetState (), it->GetNumReceivedBytes ());
-		}
-		s << "<br>\r\n";
-		s << "<b>Outbound tunnels:</b><br>\r\n";
-		for (auto & it : i2p::tunnel::tunnels.GetOutboundTunnels ()) {
-			it->Print(s);
-			if(it->LatencyIsKnown())
-				s << " ( " << it->GetMeanLatency() << "ms )";
-			ShowTunnelDetails(s, it->GetState (), it->GetNumSentBytes ());
-		}
-		s << "<br>\r\n";
-	}
-
-	static void ShowCommands (std::stringstream& s, uint32_t token)
-	{
-		/* commands */
-		s << "<b>Router Commands</b><br>\r\n";
-		s << "  <a href=\"/?cmd=" << HTTP_COMMAND_RUN_PEER_TEST << "&token=" << token << "\">Run peer test</a><br>\r\n";
-		//s << "  <a href=\"/?cmd=" << HTTP_COMMAND_RELOAD_CONFIG << "\">Reload config</a><br>\r\n";
-		if (i2p::context.AcceptsTunnels ())
-			s << "  <a href=\"/?cmd=" << HTTP_COMMAND_DISABLE_TRANSIT << "&token=" << token << "\">Decline transit tunnels</a><br>\r\n";
-		else
-			s << "  <a href=\"/?cmd=" << HTTP_COMMAND_ENABLE_TRANSIT << "&token=" << token << "\">Accept transit tunnels</a><br>\r\n";
-#if (!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID))
-		if (Daemon.gracefulShutdownInterval) 
-			s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_CANCEL << "&token=" << token << "\">Cancel graceful shutdown</a><br>";
-		else 
-			s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_START << "&token=" << token << "\">Start graceful shutdown</a><br>\r\n";
-#endif
-#ifdef WIN32_APP
-		s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_START << "&token=" << token << "\">Graceful shutdown</a><br>\r\n";
-#endif
-		s << "  <a href=\"/?cmd=" << HTTP_COMMAND_SHUTDOWN_NOW << "&token=" << token << "\">Force shutdown</a><br>\r\n";
-	}
-
-	static void ShowTransitTunnels (std::stringstream& s)
-	{
-		s << "<b>Transit tunnels:</b><br>\r\n<br>\r\n";
-		for (const auto& it: i2p::tunnel::tunnels.GetTransitTunnels ())
-		{
-			if (std::dynamic_pointer_cast<i2p::tunnel::TransitTunnelGateway>(it))
-				s << it->GetTunnelID () << " &#8658; ";
-			else if (std::dynamic_pointer_cast<i2p::tunnel::TransitTunnelEndpoint>(it))
-				s << " &#8658; " << it->GetTunnelID ();
-			else
-				s << " &#8658; " << it->GetTunnelID () << " &#8658; ";
-			s << " " << it->GetNumTransmittedBytes () << "<br>\r\n";
-		}
-	}
-
-	static void ShowTransports (std::stringstream& s)
-	{
-		s << "<b>Transports:</b><br>\r\n<br>\r\n";
-		auto ntcpServer = i2p::transport::transports.GetNTCPServer (); 
-		if (ntcpServer)
-		{
-			auto sessions = ntcpServer->GetNTCPSessions ();
-			s << "<b>NTCP</b> ( " << (int) sessions.size() << " )<br>\r\n";
-			for (const auto& it: sessions )
-			{
-				if (it.second && it.second->IsEstablished ())
-				{
-					// incoming connection doesn't have remote RI
-					if (it.second->IsOutgoing ()) s << " &#8658; ";
-					s << i2p::data::GetIdentHashAbbreviation (it.second->GetRemoteIdentity ()->GetIdentHash ()) <<  ": "
-						<< it.second->GetSocket ().remote_endpoint().address ().to_string ();
-					if (!it.second->IsOutgoing ()) s << " &#8658; ";
-					s << " [" << it.second->GetNumSentBytes () << ":" << it.second->GetNumReceivedBytes () << "]";
-					s << "<br>\r\n" << std::endl;
-				}
-			}
-		}
-		auto ssuServer = i2p::transport::transports.GetSSUServer ();
-		if (ssuServer)
-		{
-			auto sessions = ssuServer->GetSessions ();
-			s << "<br>\r\n<b>SSU</b> ( " << (int) sessions.size() << " )<br>\r\n";
-			for (const auto& it: sessions)
-			{
-				auto endpoint = it.second->GetRemoteEndpoint ();
-				if (it.second->IsOutgoing ()) s << " &#8658; ";
-				s << endpoint.address ().to_string () << ":" << endpoint.port ();
-				if (!it.second->IsOutgoing ()) s << " &#8658; ";
-				s << " [" << it.second->GetNumSentBytes () << ":" << it.second->GetNumReceivedBytes () << "]";
-				if (it.second->GetRelayTag ())
-					s << " [itag:" << it.second->GetRelayTag () << "]";
-				s << "<br>\r\n" << std::endl;
-			}
-			s << "<br>\r\n<b>SSU6</b><br>\r\n";
-			for (const auto& it: ssuServer->GetSessionsV6 ())
-			{
-				auto endpoint = it.second->GetRemoteEndpoint ();
-				if (it.second->IsOutgoing ()) s << " &#8658; ";
-				s << endpoint.address ().to_string () << ":" << endpoint.port ();
-				if (!it.second->IsOutgoing ()) s << " &#8658; ";
-				s << " [" << it.second->GetNumSentBytes () << ":" << it.second->GetNumReceivedBytes () << "]";
-				s << "<br>\r\n" << std::endl;
-			}
-		}
-	}
-
-	static void ShowSAMSessions (std::stringstream& s)
-	{
-		auto sam = i2p::client::context.GetSAMBridge ();
-		if (!sam) {
-			ShowError(s, "SAM disabled");
-			return;
-		}
-		s << "<b>SAM Sessions:</b><br>\r\n<br>\r\n";
-		for (auto& it: sam->GetSessions ())
-		{
-			s << "<a href=\"/?page=" << HTTP_PAGE_SAM_SESSION << "&sam_id=" << it.first << "\">";
-			s << it.first << "</a><br>\r\n" << std::endl;
-		}
-	}
-
-	static void ShowSAMSession (std::stringstream& s, const std::string& id)
-	{
-		s << "<b>SAM Session:</b><br>\r\n<br>\r\n";
-		auto sam = i2p::client::context.GetSAMBridge ();
-		if (!sam) {
-			ShowError(s, "SAM disabled");
-			return;
-		}
-		auto session = sam->FindSession (id);
-		if (!session) {
-			ShowError(s, "SAM session not found");
-			return;
-		}
-		auto& ident = session->localDestination->GetIdentHash();
-		s << "<a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">";
-		s << i2p::client::context.GetAddressBook ().ToAddress(ident) << "</a><br>\r\n";
-		s << "<br>\r\n";
-		s << "<b>Streams:</b><br>\r\n";
-		for (const auto& it: session->ListSockets())
-		{
-			switch (it->GetSocketType ())
-			{
-				case i2p::client::eSAMSocketTypeSession  : s << "session";  break;
-				case i2p::client::eSAMSocketTypeStream   : s << "stream";   break;
-				case i2p::client::eSAMSocketTypeAcceptor : s << "acceptor"; break;
-				default: s << "unknown"; break;
-			}
-			s << " [" << it->GetSocket ().remote_endpoint() << "]";
-			s << "<br>\r\n";
-		}
-	}
-
-	static void ShowI2PTunnels (std::stringstream& s)
-	{
-		s << "<b>Client Tunnels:</b><br>\r\n<br>\r\n";
-		for (auto& it: i2p::client::context.GetClientTunnels ())
-		{
-			auto& ident = it.second->GetLocalDestination ()->GetIdentHash();
-			s << "<a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; 
-			s << it.second->GetName () << "</a> &#8656; ";
-			s << i2p::client::context.GetAddressBook ().ToAddress(ident);
-			s << "<br>\r\n"<< std::endl;
-		}
-		auto httpProxy = i2p::client::context.GetHttpProxy ();
-		if (httpProxy)
-		{
-			auto& ident = httpProxy->GetLocalDestination ()->GetIdentHash();
-			s << "<a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; 
-			s << "HTTP Proxy" << "</a> &#8656; ";
-			s << i2p::client::context.GetAddressBook ().ToAddress(ident);
-			s << "<br>\r\n"<< std::endl;
-		}	
-		auto socksProxy = i2p::client::context.GetSocksProxy ();
-		if (socksProxy)
-		{
-			auto& ident = socksProxy->GetLocalDestination ()->GetIdentHash();
-			s << "<a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; 
-			s << "SOCKS Proxy" << "</a> &#8656; ";
-			s << i2p::client::context.GetAddressBook ().ToAddress(ident);
-			s << "<br>\r\n"<< std::endl;
-		}	
-		s << "<br>\r\n<b>Server Tunnels:</b><br>\r\n<br>\r\n";
-		for (auto& it: i2p::client::context.GetServerTunnels ())
-		{
-			auto& ident = it.second->GetLocalDestination ()->GetIdentHash();
-			s << "<a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; 
-			s << it.second->GetName () << "</a> &#8658; ";
-			s << i2p::client::context.GetAddressBook ().ToAddress(ident);
-			s << ":" << it.second->GetLocalPort ();
-			s << "</a><br>\r\n"<< std::endl;
-		}
-		auto& clientForwards = i2p::client::context.GetClientForwards ();
-		if (!clientForwards.empty ())
-		{
-			s << "<br>\r\n<b>Client Forwards:</b><br>\r\n<br>\r\n";
-			for (auto& it: clientForwards)
-			{
-				auto& ident = it.second->GetLocalDestination ()->GetIdentHash();
-				s << "<a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; 
-				s << it.second->GetName () << "</a> &#8656; ";
-				s << i2p::client::context.GetAddressBook ().ToAddress(ident);
-				s << "<br>\r\n"<< std::endl;
-			}
-		}
-		auto& serverForwards = i2p::client::context.GetServerForwards ();
-		if (!serverForwards.empty ())
-		{
-			s << "<br>\r\n<b>Server Forwards:</b><br>\r\n<br>\r\n";
-			for (auto& it: serverForwards)
-			{
-				auto& ident = it.second->GetLocalDestination ()->GetIdentHash();
-				s << "<a href=\"/?page=" << HTTP_PAGE_LOCAL_DESTINATION << "&b32=" << ident.ToBase32 () << "\">"; 
-				s << it.second->GetName () << "</a> &#8656; ";
-				s << i2p::client::context.GetAddressBook ().ToAddress(ident);
-				s << "<br>\r\n"<< std::endl;
-			}
-		}
-	}
-
-	HTTPConnection::HTTPConnection (std::shared_ptr<boost::asio::ip::tcp::socket> socket):
-				m_Socket (socket), m_Timer (socket->get_io_service ()), m_BufferLen (0)
-	{
-		/* cache options */
-		i2p::config::GetOption("http.auth", needAuth);
-		i2p::config::GetOption("http.user", user);
-		i2p::config::GetOption("http.pass", pass);
-	}
-
-	void HTTPConnection::Receive ()
-	{
-		m_Socket->async_read_some (boost::asio::buffer (m_Buffer, HTTP_CONNECTION_BUFFER_SIZE),
-			 std::bind(&HTTPConnection::HandleReceive, shared_from_this (),
-				 std::placeholders::_1, std::placeholders::_2));
-	}
-
-	void HTTPConnection::HandleReceive (const boost::system::error_code& ecode, std::size_t bytes_transferred)
-	{
-		if (ecode) {
-			if (ecode != boost::asio::error::operation_aborted)
-				Terminate (ecode);
-			return;
-		}
-		m_Buffer[bytes_transferred] = '\0';
-		m_BufferLen = bytes_transferred;
-		RunRequest();
-		Receive ();
-	}
-
-	void HTTPConnection::RunRequest ()
-	{
-		HTTPReq request;
-		int ret = request.parse(m_Buffer);
-		if (ret < 0) {
-			m_Buffer[0] = '\0';
-			m_BufferLen = 0;
-			return; /* error */
-		}
-		if (ret == 0)
-			return; /* need more data */
-
-		HandleRequest (request);
-	}
-
-	void HTTPConnection::Terminate (const boost::system::error_code& ecode)
-	{
-		if (ecode == boost::asio::error::operation_aborted)
-			return;
-		boost::system::error_code ignored_ec;
-		m_Socket->shutdown(boost::asio::ip::tcp::socket::shutdown_both, ignored_ec);
-		m_Socket->close ();
-	}
-
-	bool HTTPConnection::CheckAuth (const HTTPReq & req) {
-		/* method #1: http://user:pass@127.0.0.1:7070/ */
-		if (req.uri.find('@') != std::string::npos) {
-			URL url;
-			if (url.parse(req.uri) && url.user == user && url.pass == pass)
-				return true;
-		}
-		/* method #2: 'Authorization' header sent */
-		auto provided = req.GetHeader ("Authorization");
-		 if (provided.length () > 0) 
-		 {
-			bool result = false;
-			
-			std::string expected = user + ":" + pass;
-			size_t b64_sz = i2p::data::Base64EncodingBufferSize(expected.length()) + 1;
-			char * b64_creds = new char[b64_sz];
-			std::size_t len = 0;
-			len = i2p::data::ByteStreamToBase64((unsigned char *)expected.c_str(), expected.length(), b64_creds, b64_sz);
-			/* if we decoded properly then check credentials */
-			if(len) {
-				b64_creds[len] = '\0';
-				expected = "Basic ";
-				expected += b64_creds;
-				result = expected == provided;
-			}
-			delete [] b64_creds;
-			return result;
-		}
-
-		LogPrint(eLogWarning, "HTTPServer: auth failure from ", m_Socket->remote_endpoint().address ());
-		return false;
-	}
-
-	void HTTPConnection::HandleRequest (const HTTPReq & req)
-	{
-		std::stringstream s;
-		std::string content;
-		HTTPRes res;
-
-		LogPrint(eLogDebug, "HTTPServer: request: ", req.uri);
-
-		if (needAuth && !CheckAuth(req)) {
-			res.code = 401;
-			res.add_header("WWW-Authenticate", "Basic realm=\"WebAdmin\"");
-			SendReply(res, content);
-			return;
-		}
-
-		// Html5 head start
-		ShowPageHead (s);
-		if (req.uri.find("page=") != std::string::npos) {
-			HandlePage (req, res, s);
-		} else if (req.uri.find("cmd=") != std::string::npos) {
-			HandleCommand (req, res, s);
-		} else {
-			ShowStatus (s);
-			res.add_header("Refresh", "10");
-		}
-		ShowPageTail (s);
-
-		res.code = 200;
-		content = s.str ();
-		SendReply (res, content);
-	}
-
-	std::map<uint32_t, uint32_t> HTTPConnection::m_Tokens;
-	void HTTPConnection::HandlePage (const HTTPReq& req, HTTPRes& res, std::stringstream& s)
-  {
-		std::map<std::string, std::string> params;
-		std::string page("");
-		URL url;
-
-		url.parse(req.uri);
-		url.parse_query(params);
-		page = params["page"];
-
-		if (page == HTTP_PAGE_TRANSPORTS)
-			ShowTransports (s);
-		else if (page == HTTP_PAGE_TUNNELS)
-			ShowTunnels (s);
-		else if (page == HTTP_PAGE_COMMANDS)
-		{
-			uint32_t token;
-			RAND_bytes ((uint8_t *)&token, 4);
-			token &= 0x7FFFFFFF; // clear first bit
-			auto ts = i2p::util::GetSecondsSinceEpoch ();
-			for (auto it = m_Tokens.begin (); it != m_Tokens.end (); )
-			{
-				if (ts > it->second + TOKEN_EXPIRATION_TIMEOUT)
-					it = m_Tokens.erase (it);
-				else
-					++it;
-			}
-			m_Tokens[token] = ts; 
-			ShowCommands (s, token);
-		}
-		else if (page == HTTP_PAGE_TRANSIT_TUNNELS)
-			ShowTransitTunnels (s);
-		else if (page == HTTP_PAGE_LOCAL_DESTINATIONS)
-			ShowLocalDestinations (s);	
-		else if (page == HTTP_PAGE_LOCAL_DESTINATION)
-			ShowLocalDestination (s, params["b32"]);
-		else if (page == HTTP_PAGE_I2CP_LOCAL_DESTINATION)
-			ShowI2CPLocalDestination (s, params["i2cp_id"]);
-		else if (page == HTTP_PAGE_SAM_SESSIONS)
-			ShowSAMSessions (s);
-		else if (page == HTTP_PAGE_SAM_SESSION)
-			ShowSAMSession (s, params["sam_id"]);
-		else if (page == HTTP_PAGE_I2P_TUNNELS)
-			ShowI2PTunnels (s);
-		else if (page == HTTP_PAGE_LEASESETS)
-			ShowLeasesSets(s);
-		else {
-			res.code = 400;
-			ShowError(s, "Unknown page: " + page);
-			return;
-		}
-  }
-
-	void HTTPConnection::HandleCommand (const HTTPReq& req, HTTPRes& res, std::stringstream& s)
-	{
-		std::map<std::string, std::string> params;
-		URL url;
-
-		url.parse(req.uri);
-		url.parse_query(params);
-
-		std::string token = params["token"];
-		if (token.empty () || m_Tokens.find (std::stoi (token)) == m_Tokens.end ())
-		{
-			ShowError(s, "Invalid token");
-			return;
-		}
-
-		std::string cmd = params["cmd"];	
-		if (cmd == HTTP_COMMAND_RUN_PEER_TEST)
-			i2p::transport::transports.PeerTest ();
-		else if (cmd == HTTP_COMMAND_RELOAD_CONFIG)
-			i2p::client::context.ReloadConfig ();
-		else if (cmd == HTTP_COMMAND_ENABLE_TRANSIT)
-			i2p::context.SetAcceptsTunnels (true);
-		else if (cmd == HTTP_COMMAND_DISABLE_TRANSIT)
-			i2p::context.SetAcceptsTunnels (false);
-		else if (cmd == HTTP_COMMAND_SHUTDOWN_START) {
-			i2p::context.SetAcceptsTunnels (false);
-#if (!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID))
-			Daemon.gracefulShutdownInterval = 10*60;
-#endif
-#ifdef WIN32_APP
-			i2p::win32::GracefulShutdown ();
-#endif
-		} else if (cmd == HTTP_COMMAND_SHUTDOWN_CANCEL) {
-			i2p::context.SetAcceptsTunnels (true);
-#if (!defined(WIN32) && !defined(QT_GUI_LIB) && !defined(ANDROID))
-			Daemon.gracefulShutdownInterval = 0;
-#endif
-		} else if (cmd == HTTP_COMMAND_SHUTDOWN_NOW) {
-			Daemon.running = false;
-		} else {
-			res.code = 400;
-			ShowError(s, "Unknown command: " + cmd);
-			return;
-		}
-		s << "<b>SUCCESS</b>:&nbsp;Command accepted<br><br>\r\n";
-		s << "<a href=\"/?page=commands\">Back to commands list</a><br>\r\n";
-		s << "<p>You will be redirected in 5 seconds</b>";
-		res.add_header("Refresh", "5; url=/?page=commands");
-	}
-
-	void HTTPConnection::SendReply (HTTPRes& reply, std::string& content)
-	{
-		reply.add_header("X-Frame-Options", "SAMEORIGIN");
-		reply.add_header("Content-Type", "text/html");
-		reply.body = content;
-
-		m_SendBuffer = reply.to_string();
-		boost::asio::async_write (*m_Socket, boost::asio::buffer(m_SendBuffer),
-			std::bind (&HTTPConnection::Terminate, shared_from_this (), std::placeholders::_1));
-	}
-
-	HTTPServer::HTTPServer (const std::string& address, int port):
-		m_IsRunning (false), m_Thread (nullptr), m_Work (m_Service),
-		m_Acceptor (m_Service, boost::asio::ip::tcp::endpoint (boost::asio::ip::address::from_string(address), port))
-	{
-	}
-
-	HTTPServer::~HTTPServer ()
-	{
-		Stop ();
-	}
-
-	void HTTPServer::Start ()
-	{
-		bool needAuth;    i2p::config::GetOption("http.auth", needAuth);
-		std::string user; i2p::config::GetOption("http.user", user);
-		std::string pass; i2p::config::GetOption("http.pass", pass);
-		/* generate pass if needed */
-		if (needAuth && pass == "") {
-			uint8_t random[16];
-			char alnum[] = "0123456789"
-			  "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
-			  "abcdefghijklmnopqrstuvwxyz";
-			pass.resize(sizeof(random));
-			RAND_bytes(random, sizeof(random));
-			for (size_t i = 0; i < sizeof(random); i++) {
-				pass[i] = alnum[random[i] % (sizeof(alnum) - 1)];
-			}
-			i2p::config::SetOption("http.pass", pass);
-			LogPrint(eLogInfo, "HTTPServer: password set to ", pass);
-		}
-		m_IsRunning = true;
-		m_Thread = std::unique_ptr<std::thread>(new std::thread (std::bind (&HTTPServer::Run, this)));
-		m_Acceptor.listen ();
-		Accept ();
-	}
-
-	void HTTPServer::Stop ()
-	{
-		m_IsRunning = false;
-		m_Acceptor.close();
-		m_Service.stop ();
-		if (m_Thread) 
-		{
-			m_Thread->join ();
-			m_Thread = nullptr;
-		}
-	}
-
-	void HTTPServer::Run ()
-	{
-		while (m_IsRunning)
-		{
-			try
-			{
-				m_Service.run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "HTTPServer: runtime exception: ", ex.what ());
-			}	
-		}
-	}
-
-	void HTTPServer::Accept ()
-	{
-		auto newSocket = std::make_shared<boost::asio::ip::tcp::socket> (m_Service);
-		m_Acceptor.async_accept (*newSocket, boost::bind (&HTTPServer::HandleAccept, this,
-			boost::asio::placeholders::error, newSocket));
-	}
-
-	void HTTPServer::HandleAccept(const boost::system::error_code& ecode, 
-		std::shared_ptr<boost::asio::ip::tcp::socket> newSocket)
-	{
-		if (ecode)
-		{
-			if(newSocket) newSocket->close();
-			LogPrint(eLogError, "HTTP Server: error handling accept ", ecode.message());
-			if(ecode != boost::asio::error::operation_aborted)
-				Accept();			
-			return;
-		}
-		CreateConnection(newSocket);
-		Accept ();
-	}
-
-	void HTTPServer::CreateConnection(std::shared_ptr<boost::asio::ip::tcp::socket> newSocket)
-	{
-		auto conn = std::make_shared<HTTPConnection> (newSocket);
-		conn->Receive ();
-	}
-} // http
-} // i2p

I2CP.cpp

@@ -1,744 +0,0 @@
-/*
-* Copyright (c) 2013-2016, The PurpleI2P Project
-*
-* This file is part of Purple i2pd project and licensed under BSD3
-*
-* See full license text in LICENSE file at top of project tree
-*/
-
-#include <string.h>
-#include <stdlib.h>
-#include <openssl/rand.h>
-#include "I2PEndian.h"
-#include "Log.h"
-#include "Timestamp.h"
-#include "LeaseSet.h"
-#include "ClientContext.h"
-#include "Transports.h"
-#include "Signature.h"
-#include "I2CP.h"
-
-namespace i2p
-{
-namespace client
-{
-
-	I2CPDestination::I2CPDestination (std::shared_ptr<I2CPSession> owner, std::shared_ptr<const i2p::data::IdentityEx> identity, bool isPublic, const std::map<std::string, std::string>& params): 
-		LeaseSetDestination (isPublic, &params), m_Owner (owner), m_Identity (identity) 
-	{
-	}
-
-	void I2CPDestination::SetEncryptionPrivateKey (const uint8_t * key)
-	{
-		memcpy (m_EncryptionPrivateKey, key, 256);
-	}
-
-	void I2CPDestination::HandleDataMessage (const uint8_t * buf, size_t len)
-	{
-		uint32_t length = bufbe32toh (buf);
-		if (length > len - 4) length = len - 4;
-		m_Owner->SendMessagePayloadMessage (buf + 4, length);
-	}
-
-	void I2CPDestination::CreateNewLeaseSet (std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels) 
-	{
-		i2p::data::LocalLeaseSet ls (m_Identity, m_EncryptionPrivateKey, tunnels); // we don't care about encryption key
-		m_LeaseSetExpirationTime = ls.GetExpirationTime ();
-		uint8_t * leases = ls.GetLeases ();
-		leases[-1] = tunnels.size ();
-		htobe16buf (leases - 3, m_Owner->GetSessionID ());
-		size_t l = 2/*sessionID*/ + 1/*num leases*/ + i2p::data::LEASE_SIZE*tunnels.size ();
-		m_Owner->SendI2CPMessage (I2CP_REQUEST_VARIABLE_LEASESET_MESSAGE, leases - 3, l); 
-	}
-	
-	void I2CPDestination::LeaseSetCreated (const uint8_t * buf, size_t len)
-	{
-		auto ls = new i2p::data::LocalLeaseSet (m_Identity, buf, len);
-		ls->SetExpirationTime (m_LeaseSetExpirationTime);
-		SetLeaseSet (ls);
-	}
-	
-	void I2CPDestination::SendMsgTo (const uint8_t * payload, size_t len, const i2p::data::IdentHash& ident, uint32_t nonce)
-	{
-		auto msg = NewI2NPMessage ();
-		uint8_t * buf = msg->GetPayload ();
-		htobe32buf (buf, len);
-		memcpy (buf + 4, payload, len);
-		msg->len += len + 4; 
-		msg->FillI2NPMessageHeader (eI2NPData);
-		auto s = GetSharedFromThis ();
-		auto remote = FindLeaseSet (ident);
-		if (remote)
-		{
-			GetService ().post (
-				[s, msg, remote, nonce]()
-				{
-					bool sent = s->SendMsg (msg, remote);
-					s->m_Owner->SendMessageStatusMessage (nonce, sent ? eI2CPMessageStatusGuaranteedSuccess : eI2CPMessageStatusGuaranteedFailure);
-				});	
-		}
-		else
-		{
-			RequestDestination (ident,
-				[s, msg, nonce](std::shared_ptr<i2p::data::LeaseSet> ls)
-				{
-					if (ls)
-					{ 
-						bool sent = s->SendMsg (msg, ls);
-						s->m_Owner->SendMessageStatusMessage (nonce, sent ? eI2CPMessageStatusGuaranteedSuccess : eI2CPMessageStatusGuaranteedFailure);
-					}
-					else
-						s->m_Owner->SendMessageStatusMessage (nonce, eI2CPMessageStatusNoLeaseSet);
-				});
-		}
-	}
-
-	bool I2CPDestination::SendMsg (std::shared_ptr<I2NPMessage> msg, std::shared_ptr<const i2p::data::LeaseSet> remote)
-	{	
-		auto remoteSession = GetRoutingSession (remote, true); 	
-		if (!remoteSession)
-		{
-			LogPrint (eLogError, "I2CP: Failed to create remote session");
-			return false;
-		}
-		auto path = remoteSession->GetSharedRoutingPath ();
-		std::shared_ptr<i2p::tunnel::OutboundTunnel> outboundTunnel;
-		std::shared_ptr<const i2p::data::Lease> remoteLease;	
-		if (path)
-		{
-			if (!remoteSession->CleanupUnconfirmedTags ()) // no stuck tags
-			{
-				outboundTunnel = path->outboundTunnel;
-				remoteLease = path->remoteLease;
-			}
-			else
-				remoteSession->SetSharedRoutingPath (nullptr);
-		}
-		else
-		{
-			outboundTunnel = GetTunnelPool ()->GetNextOutboundTunnel ();
-			auto leases = remote->GetNonExpiredLeases ();
-			if (!leases.empty ())		
-				remoteLease = leases[rand () % leases.size ()];
-			if (remoteLease && outboundTunnel)
-				remoteSession->SetSharedRoutingPath (std::make_shared<i2p::garlic::GarlicRoutingPath> (
-					i2p::garlic::GarlicRoutingPath{outboundTunnel, remoteLease, 10000, 0, 0})); // 10 secs RTT
-			else
-				remoteSession->SetSharedRoutingPath (nullptr);
-		}	
-		if (remoteLease && outboundTunnel)
-		{
-			std::vector<i2p::tunnel::TunnelMessageBlock> msgs;			
-			auto garlic = remoteSession->WrapSingleMessage (msg);
-			msgs.push_back (i2p::tunnel::TunnelMessageBlock 
-				{ 
-					i2p::tunnel::eDeliveryTypeTunnel,
-					remoteLease->tunnelGateway, remoteLease->tunnelID,
-					garlic
-				});
-			outboundTunnel->SendTunnelDataMsg (msgs);
-			return true;
-		}		
-		else
-		{
-			if (outboundTunnel)
-				LogPrint (eLogWarning, "I2CP: Failed to send message. All leases expired");
-			else
-				LogPrint (eLogWarning, "I2CP: Failed to send message. No outbound tunnels");
-			return false;
-		}	
-	}
-
-	I2CPSession::I2CPSession (I2CPServer& owner, std::shared_ptr<proto::socket> socket):
-		m_Owner (owner), m_Socket (socket), m_Payload (nullptr),
-		m_SessionID (0xFFFF), m_MessageID (0), m_IsSendAccepted (true)
-	{
-	}
-		
-	I2CPSession::~I2CPSession ()
-	{
-		delete[] m_Payload;
-	}
-
-	void I2CPSession::Start ()
-	{
-		ReadProtocolByte ();
-	}
-
-	void I2CPSession::Stop ()
-	{
-		Terminate ();
-	}
-
-	void I2CPSession::ReadProtocolByte ()
-	{
-		if (m_Socket)
-		{
-			auto s = shared_from_this ();	
-			m_Socket->async_read_some (boost::asio::buffer (m_Header, 1), 
-				[s](const boost::system::error_code& ecode, std::size_t bytes_transferred)
-				    {
-						if (!ecode && bytes_transferred > 0 && s->m_Header[0] == I2CP_PROTOCOL_BYTE)
-							s->ReceiveHeader ();
-						else
-							s->Terminate ();
-					});
-		}
-	}
-
-	void I2CPSession::ReceiveHeader ()
-	{
-		boost::asio::async_read (*m_Socket, boost::asio::buffer (m_Header, I2CP_HEADER_SIZE),
-			boost::asio::transfer_all (),
-			std::bind (&I2CPSession::HandleReceivedHeader, shared_from_this (), std::placeholders::_1, std::placeholders::_2));
-	}
-
-	void I2CPSession::HandleReceivedHeader (const boost::system::error_code& ecode, std::size_t bytes_transferred)
-	{
-		if (ecode)
-			Terminate ();
-		else
-		{
-			m_PayloadLen = bufbe32toh (m_Header + I2CP_HEADER_LENGTH_OFFSET);
-			if (m_PayloadLen > 0)
-			{
-				m_Payload = new uint8_t[m_PayloadLen];
-				ReceivePayload ();
-			}
-			else // no following payload
-			{
-				HandleMessage ();
-				ReceiveHeader (); // next message
-			}
-		}
-	}
-
-	void I2CPSession::ReceivePayload ()
-	{
-		boost::asio::async_read (*m_Socket, boost::asio::buffer (m_Payload, m_PayloadLen),
-			boost::asio::transfer_all (),
-			std::bind (&I2CPSession::HandleReceivedPayload, shared_from_this (), std::placeholders::_1, std::placeholders::_2));
-	}
-
-	void I2CPSession::HandleReceivedPayload (const boost::system::error_code& ecode, std::size_t bytes_transferred)
-	{
-		if (ecode)
-			Terminate ();
-		else
-		{
-			HandleMessage ();
-			delete[] m_Payload;
-			m_Payload = nullptr;
-			m_PayloadLen = 0;	
-			ReceiveHeader (); // next message
-		}
-	}
-
-	void I2CPSession::HandleMessage ()
-	{
-		auto handler = m_Owner.GetMessagesHandlers ()[m_Header[I2CP_HEADER_TYPE_OFFSET]];
-		if (handler)
-			(this->*handler)(m_Payload, m_PayloadLen);
-		else
-			LogPrint (eLogError, "I2CP: Unknown I2CP messsage ", (int)m_Header[I2CP_HEADER_TYPE_OFFSET]);
-	}
-
-	void I2CPSession::Terminate ()
-	{
-		if (m_Destination)
-		{
-			m_Destination->Stop ();
-			m_Destination = nullptr;
-		}
-		if (m_Socket)
-		{
-			m_Socket->close ();
-			m_Socket = nullptr;
-		}
-		m_Owner.RemoveSession (GetSessionID ());
-		LogPrint (eLogDebug, "I2CP: session ", m_SessionID, " terminated");
-	}
-
-	void I2CPSession::SendI2CPMessage (uint8_t type, const uint8_t * payload, size_t len)
-	{
-		auto socket = m_Socket;
-		if (socket)
-		{	
-			auto l = len + I2CP_HEADER_SIZE;
-			uint8_t * buf = new uint8_t[l];
-			htobe32buf (buf + I2CP_HEADER_LENGTH_OFFSET, len);
-			buf[I2CP_HEADER_TYPE_OFFSET] = type;
-			memcpy (buf + I2CP_HEADER_SIZE, payload, len);
-			boost::asio::async_write (*socket, boost::asio::buffer (buf, l), boost::asio::transfer_all (),
-		    	std::bind(&I2CPSession::HandleI2CPMessageSent, shared_from_this (), 
-							std::placeholders::_1, std::placeholders::_2, buf));	
-		}	
-		else
-			LogPrint (eLogError, "I2CP: Can't write to the socket");
-	}
-
-	void I2CPSession::HandleI2CPMessageSent (const boost::system::error_code& ecode, std::size_t bytes_transferred, const uint8_t * buf)
-	{
-		delete[] buf;
-		if (ecode && ecode != boost::asio::error::operation_aborted)
-			Terminate ();
-	}
-
-	std::string I2CPSession::ExtractString (const uint8_t * buf, size_t len)
-	{
-		uint8_t l = buf[0];
-		if (l > len) l = len;
-		return std::string ((const char *)(buf + 1), l);
-	}
-
-	size_t I2CPSession::PutString (uint8_t * buf, size_t len, const std::string& str)
-	{
-		auto l = str.length ();
-		if (l + 1 >= len) l = len - 1;
-		if (l > 255) l = 255; // 1 byte max
-		buf[0] = l;
-		memcpy (buf + 1, str.c_str (), l);	
-		return l + 1;
-	}
-
-	void I2CPSession::ExtractMapping (const uint8_t * buf, size_t len, std::map<std::string, std::string>& mapping)
-	// TODO: move to Base.cpp
-	{
-		size_t offset = 0;
-		while (offset < len)
-		{
-			std::string param = ExtractString (buf + offset, len - offset);
-			offset += param.length () + 1;
-			if (buf[offset] != '=') 
-			{
-				LogPrint (eLogWarning, "I2CP: Unexpected character ", buf[offset], " instead '=' after ", param);
-				break;	
-			}				
-			offset++;
-
-			std::string value = ExtractString (buf + offset, len - offset);
-			offset += value.length () + 1;
-			if (buf[offset] != ';') 
-			{
-				LogPrint (eLogWarning, "I2CP: Unexpected character ", buf[offset], " instead ';' after ", value);
-				break;	
-			}				
-			offset++;
-			mapping.insert (std::make_pair (param, value));
-		}
-	}
-
-	void I2CPSession::GetDateMessageHandler (const uint8_t * buf, size_t len)
-	{
-		// get version
-		auto version = ExtractString (buf, len);
-		auto l = version.length () + 1 + 8;
-		uint8_t * payload = new uint8_t[l];
-		// set date
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		htobe64buf (payload, ts);
-		// echo vesrion back
-		PutString (payload + 8, l - 8, version);
-		SendI2CPMessage (I2CP_SET_DATE_MESSAGE, payload, l); 
-		delete[] payload;
-	}
-
-	void I2CPSession::CreateSessionMessageHandler (const uint8_t * buf, size_t len)
-	{
-		RAND_bytes ((uint8_t *)&m_SessionID, 2);
-		m_Owner.InsertSession (shared_from_this ());
-		auto identity = std::make_shared<i2p::data::IdentityEx>();
-		size_t offset = identity->FromBuffer (buf, len);
-		if (!offset)
-		{
-			LogPrint (eLogError, "I2CP: create session maformed identity");	
-			SendSessionStatusMessage (3); // invalid
-			return;
-		}	
-		uint16_t optionsSize = bufbe16toh (buf + offset);
-		offset += 2;
-		if (optionsSize > len - offset)
-		{
-			LogPrint (eLogError, "I2CP: options size ", optionsSize, "exceeds message size");	
-			SendSessionStatusMessage (3); // invalid
-			return;
-		}
-		std::map<std::string, std::string> params;
-		ExtractMapping (buf + offset, optionsSize, params);		
-		offset += optionsSize; // options
-		if (params[I2CP_PARAM_MESSAGE_RELIABILITY] == "none") m_IsSendAccepted = false;
-
-		offset += 8; // date
-		if (identity->Verify (buf, offset, buf + offset)) // signature
-		{	
-			bool isPublic = true;
-			if (params[I2CP_PARAM_DONT_PUBLISH_LEASESET] == "true") isPublic = false;
-			if (!m_Destination)
-			{
-				m_Destination = std::make_shared<I2CPDestination>(shared_from_this (), identity, isPublic, params);
-				SendSessionStatusMessage (1); // created
-				LogPrint (eLogDebug, "I2CP: session ", m_SessionID, " created");
-				m_Destination->Start ();	
-			}
-			else
-			{
-				LogPrint (eLogError, "I2CP: session already exists");	
-				SendSessionStatusMessage (4); // refused
-			}
-		}
-		else
-		{
-			LogPrint (eLogError, "I2CP: create session signature verification falied");	
-			SendSessionStatusMessage (3); // invalid
-		}
-	}
-
-	void I2CPSession::DestroySessionMessageHandler (const uint8_t * buf, size_t len)
-	{
-		SendSessionStatusMessage (0); // destroy
-		LogPrint (eLogDebug, "I2CP: session ", m_SessionID, " destroyed");
-		if (m_Destination)
-		{
-			m_Destination->Stop ();
-			m_Destination = 0;
-		}
-	}
-
-	void I2CPSession::ReconfigureSessionMessageHandler (const uint8_t * buf, size_t len)
-	{
-		// TODO: implement actual reconfiguration
-		SendSessionStatusMessage (2); // updated
-	}	
-
-	void I2CPSession::SendSessionStatusMessage (uint8_t status)
-	{
-		uint8_t buf[3];
-		htobe16buf (buf, m_SessionID);
-		buf[2] = status;
-		SendI2CPMessage (I2CP_SESSION_STATUS_MESSAGE, buf, 3); 
-	}
-
-	void I2CPSession::SendMessageStatusMessage (uint32_t nonce, I2CPMessageStatus status)
-	{
-		if (!nonce) return; // don't send status with zero nonce
-		uint8_t buf[15];
-		htobe16buf (buf, m_SessionID);
-		htobe32buf (buf + 2, m_MessageID++);
-		buf[6] = (uint8_t)status;
-		memset (buf + 7, 0, 4); // size
-		htobe32buf (buf + 11, nonce);	
-		SendI2CPMessage (I2CP_MESSAGE_STATUS_MESSAGE, buf, 15); 	
-	}
-
-	void I2CPSession::CreateLeaseSetMessageHandler (const uint8_t * buf, size_t len)
-	{
-		uint16_t sessionID = bufbe16toh (buf);
-		if (sessionID == m_SessionID)
-		{
-			size_t offset = 2;
-			if (m_Destination)
-			{
-				offset += i2p::crypto::DSA_PRIVATE_KEY_LENGTH; // skip signing private key
-				// we always assume this field as 20 bytes (DSA) regardless actual size
-				// instead of 	
-				//offset += m_Destination->GetIdentity ()->GetSigningPrivateKeyLen (); 
-				m_Destination->SetEncryptionPrivateKey (buf + offset);
-				offset += 256;
-				m_Destination->LeaseSetCreated (buf + offset, len - offset);
-			}
-		}	
-		else
-			LogPrint (eLogError, "I2CP: unexpected sessionID ", sessionID);
-	}
-
-	void I2CPSession::SendMessageMessageHandler (const uint8_t * buf, size_t len)
-	{
-		uint16_t sessionID = bufbe16toh (buf);
-		if (sessionID == m_SessionID)
-		{
-			size_t offset = 2;
-			if (m_Destination)
-			{
-				i2p::data::IdentityEx identity;
-				size_t identsize = identity.FromBuffer (buf + offset, len - offset);
-				if (identsize)
-				{
-					offset += identsize;
-					uint32_t payloadLen = bufbe32toh (buf + offset);
-					if (payloadLen + offset <= len)
-					{            
-						offset += 4;
-						uint32_t nonce = bufbe32toh (buf + offset + payloadLen);
-						if (m_IsSendAccepted) 
-						  SendMessageStatusMessage (nonce, eI2CPMessageStatusAccepted); // accepted
-						m_Destination->SendMsgTo (buf + offset, payloadLen, identity.GetIdentHash (), nonce);
-					}
-      				else
-        				LogPrint(eLogError, "I2CP: cannot send message, too big");
-   				}
-    			else
-      				LogPrint(eLogError, "I2CP: invalid identity");
-			} 
-		}	
-		else
-			LogPrint (eLogError, "I2CP: unexpected sessionID ", sessionID);
-	}
-
-	void I2CPSession::SendMessageExpiresMessageHandler (const uint8_t * buf, size_t len)
-	{
-		SendMessageMessageHandler (buf, len - 8); // ignore flags(2) and expiration(6) 
-	}	
-
-	void I2CPSession::HostLookupMessageHandler (const uint8_t * buf, size_t len)
-	{
-		uint16_t sessionID = bufbe16toh (buf);
-		if (sessionID == m_SessionID || sessionID == 0xFFFF) // -1 means without session
-		{
-			uint32_t requestID = bufbe32toh (buf + 2);
-			//uint32_t timeout = bufbe32toh (buf + 6);
-			i2p::data::IdentHash ident;
-			switch (buf[10]) 
-			{
-				case 0: // hash
-					ident = i2p::data::IdentHash (buf + 11);
-				break;
-				case 1: // address
-				{
-					auto name = ExtractString (buf + 11, len - 11);
-					if (!i2p::client::context.GetAddressBook ().GetIdentHash (name, ident))
-					{
-						LogPrint (eLogError, "I2CP: address ", name, " not found");
-						SendHostReplyMessage (requestID, nullptr);
-						return;
-					}
-					break;	
-				}
-				default:
-					LogPrint (eLogError, "I2CP: request type ", (int)buf[10], " is not supported");
-					SendHostReplyMessage (requestID, nullptr);
-					return;
-			}
-
-			std::shared_ptr<LeaseSetDestination> destination = m_Destination;
-			if(!destination) destination = i2p::client::context.GetSharedLocalDestination ();	
-			if (destination)
-			{
-				auto ls = destination->FindLeaseSet (ident);
-				if (ls)
-					SendHostReplyMessage (requestID, ls->GetIdentity ());
-				else
-				{
-					auto s = shared_from_this ();
-					destination->RequestDestination (ident,
-						[s, requestID](std::shared_ptr<i2p::data::LeaseSet> leaseSet)
-						{
-							s->SendHostReplyMessage (requestID, leaseSet ? leaseSet->GetIdentity () : nullptr);
-						});
-				}		
-			}
-			else
-				SendHostReplyMessage (requestID, nullptr);
-		}	
-		else
-			LogPrint (eLogError, "I2CP: unexpected sessionID ", sessionID);
-	}
-
-	void I2CPSession::SendHostReplyMessage (uint32_t requestID, std::shared_ptr<const i2p::data::IdentityEx> identity)
-	{
-		if (identity)
-		{
-			size_t l = identity->GetFullLen () + 7;
-			uint8_t * buf = new uint8_t[l];
-			htobe16buf (buf, m_SessionID);
-			htobe32buf (buf + 2, requestID);
-			buf[6] = 0; // result code
-			identity->ToBuffer (buf + 7, l - 7);
-			SendI2CPMessage (I2CP_HOST_REPLY_MESSAGE, buf, l); 
-			delete[] buf;
-		}
-		else
-		{
-			uint8_t buf[7];
-			htobe16buf (buf, m_SessionID);
-			htobe32buf (buf + 2, requestID);
-			buf[6] = 1; // result code
-			SendI2CPMessage (I2CP_HOST_REPLY_MESSAGE, buf, 7); 
-		}	
-	}
-
-	void I2CPSession::DestLookupMessageHandler (const uint8_t * buf, size_t len)
-	{
-		if (m_Destination)
-		{
-			auto ls = m_Destination->FindLeaseSet (buf);
-			if (ls)
-			{	
-				auto l = ls->GetIdentity ()->GetFullLen ();
-				uint8_t * identBuf = new uint8_t[l];
-				ls->GetIdentity ()->ToBuffer (identBuf, l);
-				SendI2CPMessage (I2CP_DEST_REPLY_MESSAGE, identBuf, l);
-				delete[] identBuf;
-			}
-			else
-			{
-				auto s = shared_from_this ();
-				i2p::data::IdentHash ident (buf);
-				m_Destination->RequestDestination (ident,
-					[s, ident](std::shared_ptr<i2p::data::LeaseSet> leaseSet)
-					{
-						if (leaseSet) // found
-						{
-							auto l = leaseSet->GetIdentity ()->GetFullLen ();
-							uint8_t * identBuf = new uint8_t[l];
-							leaseSet->GetIdentity ()->ToBuffer (identBuf, l);
-							s->SendI2CPMessage (I2CP_DEST_REPLY_MESSAGE, identBuf, l);
-							delete[] identBuf;
-						}
-						else
-							s->SendI2CPMessage (I2CP_DEST_REPLY_MESSAGE, ident, 32); // not found
-					});
-			}
-		}
-		else
-			SendI2CPMessage (I2CP_DEST_REPLY_MESSAGE, buf, 32); 
-	}	
-
-	void I2CPSession::GetBandwidthLimitsMessageHandler (const uint8_t * buf, size_t len)
-	{
-		uint8_t limits[64];
-		memset (limits, 0, 64);
-		htobe32buf (limits, i2p::transport::transports.GetInBandwidth ()); // inbound
-		htobe32buf (limits + 4, i2p::transport::transports.GetOutBandwidth ()); // outbound
-		SendI2CPMessage (I2CP_BANDWIDTH_LIMITS_MESSAGE, limits, 64);
-	}
-
-	void I2CPSession::SendMessagePayloadMessage (const uint8_t * payload, size_t len)
-	{
-		// we don't use SendI2CPMessage to eliminate additional copy
-		auto l = len + 10 + I2CP_HEADER_SIZE;
-		uint8_t * buf = new uint8_t[l];
-		htobe32buf (buf + I2CP_HEADER_LENGTH_OFFSET, len + 10);
-		buf[I2CP_HEADER_TYPE_OFFSET] = I2CP_MESSAGE_PAYLOAD_MESSAGE;
-		htobe16buf (buf + I2CP_HEADER_SIZE, m_SessionID);
-		htobe32buf (buf + I2CP_HEADER_SIZE + 2, m_MessageID++);
-		htobe32buf (buf + I2CP_HEADER_SIZE + 6, len);		
-		memcpy (buf + I2CP_HEADER_SIZE + 10, payload, len);
-		boost::asio::async_write (*m_Socket, boost::asio::buffer (buf, l), boost::asio::transfer_all (),
-        	std::bind(&I2CPSession::HandleI2CPMessageSent, shared_from_this (), 
-						std::placeholders::_1, std::placeholders::_2, buf));	
-	}
-
-	I2CPServer::I2CPServer (const std::string& interface, int port):
-		m_IsRunning (false), m_Thread (nullptr),
-		m_Acceptor (m_Service, 
-#ifdef ANDROID
-            I2CPSession::proto::endpoint(std::string (1, '\0') + interface)) // leading 0 for abstract address
-#else
-			I2CPSession::proto::endpoint(boost::asio::ip::address::from_string(interface), port))
-#endif
-	{
-		memset (m_MessagesHandlers, 0, sizeof (m_MessagesHandlers));
-		m_MessagesHandlers[I2CP_GET_DATE_MESSAGE] = &I2CPSession::GetDateMessageHandler;
-		m_MessagesHandlers[I2CP_CREATE_SESSION_MESSAGE] = &I2CPSession::CreateSessionMessageHandler;
-		m_MessagesHandlers[I2CP_DESTROY_SESSION_MESSAGE] = &I2CPSession::DestroySessionMessageHandler;
-		m_MessagesHandlers[I2CP_RECONFIGURE_SESSION_MESSAGE] = &I2CPSession::ReconfigureSessionMessageHandler;
-		m_MessagesHandlers[I2CP_CREATE_LEASESET_MESSAGE] = &I2CPSession::CreateLeaseSetMessageHandler;
-		m_MessagesHandlers[I2CP_SEND_MESSAGE_MESSAGE] = &I2CPSession::SendMessageMessageHandler;
-		m_MessagesHandlers[I2CP_SEND_MESSAGE_EXPIRES_MESSAGE] = &I2CPSession::SendMessageExpiresMessageHandler;	
-		m_MessagesHandlers[I2CP_HOST_LOOKUP_MESSAGE] = &I2CPSession::HostLookupMessageHandler;
-		m_MessagesHandlers[I2CP_DEST_LOOKUP_MESSAGE] = &I2CPSession::DestLookupMessageHandler;	
-		m_MessagesHandlers[I2CP_GET_BANDWIDTH_LIMITS_MESSAGE] = &I2CPSession::GetBandwidthLimitsMessageHandler;	
-	}
-
-	I2CPServer::~I2CPServer ()
-	{
-		if (m_IsRunning)
-			Stop ();
-	}
-
-	void I2CPServer::Start ()
-	{
-		Accept ();
-		m_IsRunning = true;
-		m_Thread = new std::thread (std::bind (&I2CPServer::Run, this));
-	}
-
-	void I2CPServer::Stop ()
-	{
-		m_IsRunning = false;
-		m_Acceptor.cancel ();
-		for (auto& it: m_Sessions)
-			it.second->Stop ();
-		m_Sessions.clear ();
-		m_Service.stop ();
-		if (m_Thread)
-		{	
-			m_Thread->join (); 
-			delete m_Thread;
-			m_Thread = nullptr;
-		}	
-	}
-
-	void I2CPServer::Run () 
-	{ 
-		while (m_IsRunning)
-		{
-			try
-			{	
-				m_Service.run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "I2CP: runtime exception: ", ex.what ());
-			}	
-		}	
-	}
-
-	void I2CPServer::Accept ()
-	{
-		auto newSocket = std::make_shared<I2CPSession::proto::socket> (m_Service);
-		m_Acceptor.async_accept (*newSocket, std::bind (&I2CPServer::HandleAccept, this,
-			std::placeholders::_1, newSocket));
-	}
-
-	void I2CPServer::HandleAccept(const boost::system::error_code& ecode,
-		std::shared_ptr<I2CPSession::proto::socket> socket)
-	{
-		if (!ecode && socket)
-		{
-			boost::system::error_code ec;
-			auto ep = socket->remote_endpoint (ec);
-			if (!ec)
-			{	
-				LogPrint (eLogDebug, "I2CP: new connection from ", ep);
-				auto session = std::make_shared<I2CPSession>(*this, socket);
-				session->Start ();
-			}
-			else
-				LogPrint (eLogError, "I2CP: incoming connection error ", ec.message ());
-		}
-		else
-			LogPrint (eLogError, "I2CP: accept error: ", ecode.message ());
-
-		if (ecode != boost::asio::error::operation_aborted)
-			Accept ();
-	}
-
-	bool I2CPServer::InsertSession (std::shared_ptr<I2CPSession> session)
-	{
-		if (!session) return false;
-		if (!m_Sessions.insert({session->GetSessionID (), session}).second)
-		{	
-			LogPrint (eLogError, "I2CP: duplicate session id ", session->GetSessionID ());
-			return false;
-		}	
-		return true;
-	}
-
-	void I2CPServer::RemoveSession (uint16_t sessionID)
-	{
-		m_Sessions.erase (sessionID);
-	}	
-}
-}
-

I2NPProtocol.cpp

@@ -1,669 +0,0 @@
-#include <string.h>
-#include <atomic>
-#include "Base.h"
-#include "Log.h"
-#include "Crypto.h"
-#include "I2PEndian.h"
-#include "Timestamp.h"
-#include "RouterContext.h"
-#include "NetDb.h"
-#include "Tunnel.h"
-#include "Transports.h"
-#include "Garlic.h"
-#include "I2NPProtocol.h"
-#include "version.h"
-
-using namespace i2p::transport;
-
-namespace i2p
-{
-	std::shared_ptr<I2NPMessage> NewI2NPMessage ()
-	{
-		return std::make_shared<I2NPMessageBuffer<I2NP_MAX_MESSAGE_SIZE> >();
-	}
-	
-	std::shared_ptr<I2NPMessage> NewI2NPShortMessage ()
-	{
-		return std::make_shared<I2NPMessageBuffer<I2NP_MAX_SHORT_MESSAGE_SIZE> >();
-	}
-
-	std::shared_ptr<I2NPMessage> NewI2NPTunnelMessage ()
-	{
-		auto msg = new I2NPMessageBuffer<i2p::tunnel::TUNNEL_DATA_MSG_SIZE + I2NP_HEADER_SIZE + 34>(); // reserved for alignment and NTCP 16 + 6 + 12
-		msg->Align (12);
-		return std::shared_ptr<I2NPMessage>(msg);
-	}	
-	
-	std::shared_ptr<I2NPMessage> NewI2NPMessage (size_t len)
-	{
-		return (len < I2NP_MAX_SHORT_MESSAGE_SIZE/2) ? NewI2NPShortMessage () : NewI2NPMessage ();
-	}	
-
-	void I2NPMessage::FillI2NPMessageHeader (I2NPMessageType msgType, uint32_t replyMsgID)
-	{
-		SetTypeID (msgType);
-		if (!replyMsgID) RAND_bytes ((uint8_t *)&replyMsgID, 4);
-		SetMsgID (replyMsgID); 
-		SetExpiration (i2p::util::GetMillisecondsSinceEpoch () + I2NP_MESSAGE_EXPIRATION_TIMEOUT); 
-		UpdateSize ();
-		UpdateChks ();
-	}		
-	
-	void I2NPMessage::RenewI2NPMessageHeader ()
-	{
-		uint32_t msgID;
-		RAND_bytes ((uint8_t *)&msgID, 4);
-		SetMsgID (msgID);
-		SetExpiration (i2p::util::GetMillisecondsSinceEpoch () + I2NP_MESSAGE_EXPIRATION_TIMEOUT); 		
-	}
-
-	bool I2NPMessage::IsExpired () const
-	{
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		auto exp = GetExpiration ();  	
-		return (ts > exp + I2NP_MESSAGE_CLOCK_SKEW) || (ts < exp - 3*I2NP_MESSAGE_CLOCK_SKEW); // check if expired or too far in future
-	}	
-	
-	std::shared_ptr<I2NPMessage> CreateI2NPMessage (I2NPMessageType msgType, const uint8_t * buf, size_t len, uint32_t replyMsgID)
-	{
-		auto msg = NewI2NPMessage (len);
-		if (msg->Concat (buf, len) < len)
-			LogPrint (eLogError, "I2NP: message length ", len, " exceeds max length ", msg->maxLen);
-		msg->FillI2NPMessageHeader (msgType, replyMsgID);
-		return msg;
-	}	
-
-	std::shared_ptr<I2NPMessage> CreateI2NPMessage (const uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from)
-	{
-		auto msg = NewI2NPMessage ();
-		if (msg->offset + len < msg->maxLen)
-		{
-			memcpy (msg->GetBuffer (), buf, len);
-			msg->len = msg->offset + len;
-			msg->from = from;
-		}
-		else
-			LogPrint (eLogError, "I2NP: message length ", len, " exceeds max length");
-		return msg;
-	}	
-
-	std::shared_ptr<I2NPMessage> CopyI2NPMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		if (!msg) return nullptr;
-		auto newMsg = NewI2NPMessage (msg->len);
-		newMsg->offset = msg->offset;
-		*newMsg = *msg;
-		return newMsg;
-	}	
-	
-	std::shared_ptr<I2NPMessage> CreateDeliveryStatusMsg (uint32_t msgID)
-	{
-		auto m = NewI2NPShortMessage ();
-		uint8_t * buf = m->GetPayload ();
-		if (msgID)
-		{
-			htobe32buf (buf + DELIVERY_STATUS_MSGID_OFFSET, msgID);
-			htobe64buf (buf + DELIVERY_STATUS_TIMESTAMP_OFFSET, i2p::util::GetMillisecondsSinceEpoch ());
-		}
-		else // for SSU establishment
-		{
-			RAND_bytes ((uint8_t *)&msgID, 4);
-			htobe32buf (buf + DELIVERY_STATUS_MSGID_OFFSET, msgID);
-			htobe64buf (buf + DELIVERY_STATUS_TIMESTAMP_OFFSET, i2p::context.GetNetID ()); 
-		}	
-		m->len += DELIVERY_STATUS_SIZE;
-		m->FillI2NPMessageHeader (eI2NPDeliveryStatus);
-		return m;
-	}
-
-	std::shared_ptr<I2NPMessage> CreateRouterInfoDatabaseLookupMsg (const uint8_t * key, const uint8_t * from, 
-		uint32_t replyTunnelID, bool exploratory, std::set<i2p::data::IdentHash> * excludedPeers)
-	{
-		auto m = excludedPeers ? NewI2NPMessage () : NewI2NPShortMessage ();
-		uint8_t * buf = m->GetPayload ();
-		memcpy (buf, key, 32); // key
-		buf += 32;
-		memcpy (buf, from, 32); // from
-		buf += 32;
-		uint8_t flag = exploratory ? DATABASE_LOOKUP_TYPE_EXPLORATORY_LOOKUP : DATABASE_LOOKUP_TYPE_ROUTERINFO_LOOKUP; 
-		if (replyTunnelID)
-		{
-			*buf = flag | DATABASE_LOOKUP_DELIVERY_FLAG; // set delivery flag
-			htobe32buf (buf+1, replyTunnelID);
-			buf += 5;
-		}
-		else
-		{	
-			*buf = flag; // flag
-			buf++;
-		}	
-				
-		if (excludedPeers)
-		{
-			int cnt = excludedPeers->size ();
-			htobe16buf (buf, cnt);
-			buf += 2;
-			for (auto& it: *excludedPeers)
-			{
-				memcpy (buf, it, 32);
-				buf += 32;
-			}	
-		}
-		else
-		{	
-			// nothing to exclude
-			htobuf16 (buf, 0);
-			buf += 2;
-		}		
-		
-		m->len += (buf - m->GetPayload ()); 
-		m->FillI2NPMessageHeader (eI2NPDatabaseLookup);
-		return m; 
-	}	
-
-	std::shared_ptr<I2NPMessage> CreateLeaseSetDatabaseLookupMsg (const i2p::data::IdentHash& dest, 
-		const std::set<i2p::data::IdentHash>& excludedFloodfills,
-		std::shared_ptr<const i2p::tunnel::InboundTunnel> replyTunnel, const uint8_t * replyKey, const uint8_t * replyTag)
-	{
-		int cnt = excludedFloodfills.size ();
-		auto m = cnt > 0 ? NewI2NPMessage () : NewI2NPShortMessage ();
-		uint8_t * buf = m->GetPayload ();
-		memcpy (buf, dest, 32); // key
-		buf += 32;
-		memcpy (buf, replyTunnel->GetNextIdentHash (), 32); // reply tunnel GW
-		buf += 32;
-		*buf = DATABASE_LOOKUP_DELIVERY_FLAG | DATABASE_LOOKUP_ENCRYPTION_FLAG | DATABASE_LOOKUP_TYPE_LEASESET_LOOKUP; // flags
-		buf ++;
-		htobe32buf (buf, replyTunnel->GetNextTunnelID ()); // reply tunnel ID
-		buf += 4;
-		
-		// excluded
-		htobe16buf (buf, cnt);
-		buf += 2;
-		if (cnt > 0)
-		{
-			for (auto& it: excludedFloodfills)
-			{
-				memcpy (buf, it, 32);
-				buf += 32;
-			}
-		}	
-		// encryption
-		memcpy (buf, replyKey, 32);
-		buf[32] = uint8_t( 1 ); // 1 tag
-		memcpy (buf + 33, replyTag, 32);
-		buf += 65;
-
-		m->len += (buf - m->GetPayload ()); 
-		m->FillI2NPMessageHeader (eI2NPDatabaseLookup);
-		return m; 		  			
-	}			
-
-	std::shared_ptr<I2NPMessage> CreateDatabaseSearchReply (const i2p::data::IdentHash& ident, 
-		 std::vector<i2p::data::IdentHash> routers)
-	{
-		auto m = NewI2NPShortMessage ();
-		uint8_t * buf = m->GetPayload ();
-		size_t len = 0;
-		memcpy (buf, ident, 32);
-		len += 32;
-		buf[len] = routers.size (); 
-		len++;
-		for (const auto& it: routers)
-		{
-			memcpy (buf + len, it, 32);
-			len += 32;
-		}	
-		memcpy (buf + len, i2p::context.GetRouterInfo ().GetIdentHash (), 32);
-		len += 32;	
-		m->len += len;
-		m->FillI2NPMessageHeader (eI2NPDatabaseSearchReply);
-		return m; 
-	}	
-	
-	std::shared_ptr<I2NPMessage> CreateDatabaseStoreMsg (std::shared_ptr<const i2p::data::RouterInfo> router, uint32_t replyToken)
-	{
-		if (!router) // we send own RouterInfo
-			router = context.GetSharedRouterInfo ();
-
-		auto m = NewI2NPShortMessage ();
-		uint8_t * payload = m->GetPayload ();		
-
-		memcpy (payload + DATABASE_STORE_KEY_OFFSET, router->GetIdentHash (), 32);
-		payload[DATABASE_STORE_TYPE_OFFSET] = 0; // RouterInfo
-		htobe32buf (payload + DATABASE_STORE_REPLY_TOKEN_OFFSET, replyToken);
-		uint8_t * buf = payload + DATABASE_STORE_HEADER_SIZE;
-		if (replyToken)
-		{
-			memset (buf, 0, 4); // zero tunnelID means direct reply
-			buf += 4;
-			memcpy (buf, router->GetIdentHash (), 32);
-			buf += 32;
-		}		
-
-		uint8_t * sizePtr = buf;
-		buf += 2;
-		m->len += (buf - payload); // payload size
-		i2p::data::GzipDeflator deflator;
-		size_t size = deflator.Deflate (router->GetBuffer (), router->GetBufferLen (), buf, m->maxLen -m->len);
-		if (size)
-		{	
-			htobe16buf (sizePtr, size); // size
-			m->len += size;
-		}	
-		else
-			m = nullptr;
-		if (m)
-			m->FillI2NPMessageHeader (eI2NPDatabaseStore);
-		return m;
-	}	
-
-	std::shared_ptr<I2NPMessage> CreateDatabaseStoreMsg (std::shared_ptr<const i2p::data::LeaseSet> leaseSet)
-	{
-		if (!leaseSet) return nullptr;
-		auto m = NewI2NPShortMessage ();
-		uint8_t * payload = m->GetPayload ();	
-		memcpy (payload + DATABASE_STORE_KEY_OFFSET, leaseSet->GetIdentHash (), 32);
-		payload[DATABASE_STORE_TYPE_OFFSET] = 1; // LeaseSet
-		htobe32buf (payload + DATABASE_STORE_REPLY_TOKEN_OFFSET, 0);
-		size_t size = DATABASE_STORE_HEADER_SIZE;
-		memcpy (payload + size, leaseSet->GetBuffer (), leaseSet->GetBufferLen ());
-		size += leaseSet->GetBufferLen ();
-		m->len += size;
-		m->FillI2NPMessageHeader (eI2NPDatabaseStore);
-		return m;
-	}
-
-	std::shared_ptr<I2NPMessage> CreateDatabaseStoreMsg (std::shared_ptr<const i2p::data::LocalLeaseSet> leaseSet,  uint32_t replyToken, std::shared_ptr<const i2p::tunnel::InboundTunnel> replyTunnel)
-	{
-		if (!leaseSet) return nullptr;
-		auto m = NewI2NPShortMessage ();
-		uint8_t * payload = m->GetPayload ();	
-		memcpy (payload + DATABASE_STORE_KEY_OFFSET, leaseSet->GetIdentHash (), 32);
-		payload[DATABASE_STORE_TYPE_OFFSET] = 1; // LeaseSet
-		htobe32buf (payload + DATABASE_STORE_REPLY_TOKEN_OFFSET, replyToken);
-		size_t size = DATABASE_STORE_HEADER_SIZE;
-		if (replyToken && replyTunnel)
-		{
-			if (replyTunnel)
-			{
-				htobe32buf (payload + size, replyTunnel->GetNextTunnelID ());
-				size += 4; // reply tunnelID
-				memcpy (payload + size, replyTunnel->GetNextIdentHash (), 32);
-				size += 32; // reply tunnel gateway
-			}
-			else
-				htobe32buf (payload + DATABASE_STORE_REPLY_TOKEN_OFFSET, 0);
-		}
-		memcpy (payload + size, leaseSet->GetBuffer (), leaseSet->GetBufferLen ());
-		size += leaseSet->GetBufferLen ();
-		m->len += size;
-		m->FillI2NPMessageHeader (eI2NPDatabaseStore);
-		return m;
-	}
-
-	bool IsRouterInfoMsg (std::shared_ptr<I2NPMessage> msg)
-	{
-		if (!msg || msg->GetTypeID () != eI2NPDatabaseStore) return false;
-		return !msg->GetPayload ()[DATABASE_STORE_TYPE_OFFSET]; // 0- RouterInfo
-	}	
-	
-	static uint16_t g_MaxNumTransitTunnels = DEFAULT_MAX_NUM_TRANSIT_TUNNELS; // TODO:
-	void SetMaxNumTransitTunnels (uint16_t maxNumTransitTunnels)
-	{
-		if (maxNumTransitTunnels > 0 && maxNumTransitTunnels <= 10000 && g_MaxNumTransitTunnels != maxNumTransitTunnels)
-		{
-			LogPrint (eLogDebug, "I2NP: Max number of  transit tunnels set to ", maxNumTransitTunnels);
-			g_MaxNumTransitTunnels = maxNumTransitTunnels;
-		}
-	}
-
-	bool HandleBuildRequestRecords (int num, uint8_t * records, uint8_t * clearText)
-	{
-		for (int i = 0; i < num; i++)
-		{	
-			uint8_t * record = records + i*TUNNEL_BUILD_RECORD_SIZE;
-			if (!memcmp (record + BUILD_REQUEST_RECORD_TO_PEER_OFFSET, (const uint8_t *)i2p::context.GetRouterInfo ().GetIdentHash (), 16))
-			{	
-				LogPrint (eLogDebug, "I2NP: Build request record ", i, " is ours");
-				BN_CTX * ctx = BN_CTX_new ();
-				i2p::crypto::ElGamalDecrypt (i2p::context.GetEncryptionPrivateKey (), record + BUILD_REQUEST_RECORD_ENCRYPTED_OFFSET, clearText, ctx);
-				BN_CTX_free (ctx);
-				// replace record to reply			
-				if (i2p::context.AcceptsTunnels () && 
-					i2p::tunnel::tunnels.GetTransitTunnels ().size () <= g_MaxNumTransitTunnels &&
-					!i2p::transport::transports.IsBandwidthExceeded ())
-				{	
-					auto transitTunnel = i2p::tunnel::CreateTransitTunnel (
-							bufbe32toh (clearText + BUILD_REQUEST_RECORD_RECEIVE_TUNNEL_OFFSET), 
-							clearText + BUILD_REQUEST_RECORD_NEXT_IDENT_OFFSET, 
-						    bufbe32toh (clearText + BUILD_REQUEST_RECORD_NEXT_TUNNEL_OFFSET),
-							clearText + BUILD_REQUEST_RECORD_LAYER_KEY_OFFSET, 
-						    clearText + BUILD_REQUEST_RECORD_IV_KEY_OFFSET, 
-							clearText[BUILD_REQUEST_RECORD_FLAG_OFFSET] & 0x80, 
-						    clearText[BUILD_REQUEST_RECORD_FLAG_OFFSET ] & 0x40);
-					i2p::tunnel::tunnels.AddTransitTunnel (transitTunnel);
-					record[BUILD_RESPONSE_RECORD_RET_OFFSET] = 0;
-				}
-				else
-					record[BUILD_RESPONSE_RECORD_RET_OFFSET] = 30; // always reject with bandwidth reason (30)
-				
-				//TODO: fill filler
-				SHA256 (record + BUILD_RESPONSE_RECORD_PADDING_OFFSET, BUILD_RESPONSE_RECORD_PADDING_SIZE + 1, // + 1 byte of ret
-					record + BUILD_RESPONSE_RECORD_HASH_OFFSET);       
-				// encrypt reply
-				i2p::crypto::CBCEncryption encryption;
-				for (int j = 0; j < num; j++)
-				{
-					encryption.SetKey (clearText + BUILD_REQUEST_RECORD_REPLY_KEY_OFFSET);
-					encryption.SetIV (clearText + BUILD_REQUEST_RECORD_REPLY_IV_OFFSET);
-					uint8_t * reply = records + j*TUNNEL_BUILD_RECORD_SIZE;
-					encryption.Encrypt(reply, TUNNEL_BUILD_RECORD_SIZE, reply); 
-				}
-				return true;
-			}	
-		}	
-		return false;
-	}
-
-	void HandleVariableTunnelBuildMsg (uint32_t replyMsgID, uint8_t * buf, size_t len)
-	{	
-		int num = buf[0];
-		LogPrint (eLogDebug, "I2NP: VariableTunnelBuild ", num, " records");
-		if (len < num*BUILD_REQUEST_RECORD_CLEAR_TEXT_SIZE + 1)
-		{
-			LogPrint (eLogError, "VaribleTunnelBuild message of ", num, " records is too short ", len);
-			return;
-		}	
-
-		auto tunnel =  i2p::tunnel::tunnels.GetPendingInboundTunnel (replyMsgID);
-		if (tunnel)
-		{
-			// endpoint of inbound tunnel
-			LogPrint (eLogDebug, "I2NP: VariableTunnelBuild reply for tunnel ", tunnel->GetTunnelID ());
-			if (tunnel->HandleTunnelBuildResponse (buf, len))
-			{
-				LogPrint (eLogInfo, "I2NP: Inbound tunnel ", tunnel->GetTunnelID (), " has been created");
-				tunnel->SetState (i2p::tunnel::eTunnelStateEstablished);	
-				i2p::tunnel::tunnels.AddInboundTunnel (tunnel);
-			}
-			else
-			{
-				LogPrint (eLogInfo, "I2NP: Inbound tunnel ", tunnel->GetTunnelID (), " has been declined");
-				tunnel->SetState (i2p::tunnel::eTunnelStateBuildFailed);	
-			}
-		}
-		else
-		{
-			uint8_t clearText[BUILD_REQUEST_RECORD_CLEAR_TEXT_SIZE];	
-			if (HandleBuildRequestRecords (num, buf + 1, clearText))
-			{
-				if (clearText[BUILD_REQUEST_RECORD_FLAG_OFFSET] & 0x40) // we are endpoint of outboud tunnel
-				{
-					// so we send it to reply tunnel 
-					transports.SendMessage (clearText + BUILD_REQUEST_RECORD_NEXT_IDENT_OFFSET, 
-						CreateTunnelGatewayMsg (bufbe32toh (clearText + BUILD_REQUEST_RECORD_NEXT_TUNNEL_OFFSET),
-							eI2NPVariableTunnelBuildReply, buf, len, 
-						    bufbe32toh (clearText + BUILD_REQUEST_RECORD_SEND_MSG_ID_OFFSET)));                         
-				}	
-				else	
-					transports.SendMessage (clearText + BUILD_REQUEST_RECORD_NEXT_IDENT_OFFSET, 
-						CreateI2NPMessage (eI2NPVariableTunnelBuild, buf, len, 
-							bufbe32toh (clearText + BUILD_REQUEST_RECORD_SEND_MSG_ID_OFFSET)));
-			}	
-		}	
-	}
-
-	void HandleTunnelBuildMsg (uint8_t * buf, size_t len)
-	{
-		if (len < NUM_TUNNEL_BUILD_RECORDS*BUILD_REQUEST_RECORD_CLEAR_TEXT_SIZE)
-		{
-			LogPrint (eLogError, "TunnelBuild message is too short ", len);
-			return;
-		}	
-		uint8_t clearText[BUILD_REQUEST_RECORD_CLEAR_TEXT_SIZE];	
-		if (HandleBuildRequestRecords (NUM_TUNNEL_BUILD_RECORDS, buf, clearText))
-		{
-			if (clearText[BUILD_REQUEST_RECORD_FLAG_OFFSET] & 0x40) // we are endpoint of outbound tunnel
-			{
-				// so we send it to reply tunnel 
-				transports.SendMessage (clearText + BUILD_REQUEST_RECORD_NEXT_IDENT_OFFSET, 
-					CreateTunnelGatewayMsg (bufbe32toh (clearText + BUILD_REQUEST_RECORD_NEXT_TUNNEL_OFFSET),
-						eI2NPTunnelBuildReply, buf, len, 
-					    bufbe32toh (clearText + BUILD_REQUEST_RECORD_SEND_MSG_ID_OFFSET)));                         
-			}	
-			else	
-				transports.SendMessage (clearText + BUILD_REQUEST_RECORD_NEXT_IDENT_OFFSET, 
-					CreateI2NPMessage (eI2NPTunnelBuild, buf, len, 
-						bufbe32toh (clearText + BUILD_REQUEST_RECORD_SEND_MSG_ID_OFFSET)));
-		} 
-	}
-
-	void HandleVariableTunnelBuildReplyMsg (uint32_t replyMsgID, uint8_t * buf, size_t len)
-	{	
-		int num = buf[0];
-		LogPrint (eLogDebug, "I2NP: VariableTunnelBuildReplyMsg of ", num, " records replyMsgID=", replyMsgID);
-		if (len < num*BUILD_REQUEST_RECORD_CLEAR_TEXT_SIZE + 1)
-		{
-			LogPrint (eLogError, "VaribleTunnelBuildReply message of ", num, " records is too short ", len);
-			return;
-		}	
-		
-		auto tunnel = i2p::tunnel::tunnels.GetPendingOutboundTunnel (replyMsgID);
-		if (tunnel)
-		{	
-			// reply for outbound tunnel
-			if (tunnel->HandleTunnelBuildResponse (buf, len))
-			{	
-				LogPrint (eLogInfo, "I2NP: Outbound tunnel ", tunnel->GetTunnelID (), " has been created");
-				tunnel->SetState (i2p::tunnel::eTunnelStateEstablished);	
-				i2p::tunnel::tunnels.AddOutboundTunnel (tunnel);
-			}	
-			else
-			{
-				LogPrint (eLogInfo, "I2NP: Outbound tunnel ", tunnel->GetTunnelID (), " has been declined");
-				tunnel->SetState (i2p::tunnel::eTunnelStateBuildFailed);	
-			}
-		}	
-		else
-			LogPrint (eLogWarning, "I2NP: Pending tunnel for message ", replyMsgID, " not found");
-	}
-
-
-	std::shared_ptr<I2NPMessage> CreateTunnelDataMsg (const uint8_t * buf)
-	{
-		auto msg = NewI2NPTunnelMessage ();
-		msg->Concat (buf, i2p::tunnel::TUNNEL_DATA_MSG_SIZE);	
-		msg->FillI2NPMessageHeader (eI2NPTunnelData);
-		return msg;
-	}	
-
-	std::shared_ptr<I2NPMessage> CreateTunnelDataMsg (uint32_t tunnelID, const uint8_t * payload)	
-	{
-		auto msg = NewI2NPTunnelMessage ();
-		htobe32buf (msg->GetPayload (), tunnelID);
-		msg->len += 4; // tunnelID
-		msg->Concat (payload, i2p::tunnel::TUNNEL_DATA_MSG_SIZE - 4);
-		msg->FillI2NPMessageHeader (eI2NPTunnelData);
-		return msg;
-	}	
-
-	std::shared_ptr<I2NPMessage> CreateEmptyTunnelDataMsg ()
-	{
-		auto msg = NewI2NPTunnelMessage ();
-		msg->len += i2p::tunnel::TUNNEL_DATA_MSG_SIZE; 
-		return msg;
-	}	
-	
-	std::shared_ptr<I2NPMessage> CreateTunnelGatewayMsg (uint32_t tunnelID, const uint8_t * buf, size_t len)
-	{
-		auto msg = NewI2NPMessage (len);
-		uint8_t * payload = msg->GetPayload ();
-		htobe32buf (payload + TUNNEL_GATEWAY_HEADER_TUNNELID_OFFSET, tunnelID);
-		htobe16buf (payload + TUNNEL_GATEWAY_HEADER_LENGTH_OFFSET, len);
-		msg->len += TUNNEL_GATEWAY_HEADER_SIZE;
-		if (msg->Concat (buf, len) < len)
-			LogPrint (eLogError, "I2NP: tunnel gateway buffer overflow ", msg->maxLen);	
-		msg->FillI2NPMessageHeader (eI2NPTunnelGateway);
-		return msg;
-	}	
-
-	std::shared_ptr<I2NPMessage> CreateTunnelGatewayMsg (uint32_t tunnelID, std::shared_ptr<I2NPMessage> msg)
-	{
-		if (msg->offset >= I2NP_HEADER_SIZE + TUNNEL_GATEWAY_HEADER_SIZE)
-		{
-			// message is capable to be used without copying
-			uint8_t * payload = msg->GetBuffer () - TUNNEL_GATEWAY_HEADER_SIZE;
-			htobe32buf (payload + TUNNEL_GATEWAY_HEADER_TUNNELID_OFFSET, tunnelID);
-			int len = msg->GetLength ();
-			htobe16buf (payload + TUNNEL_GATEWAY_HEADER_LENGTH_OFFSET, len);
-			msg->offset -= (I2NP_HEADER_SIZE + TUNNEL_GATEWAY_HEADER_SIZE);
-			msg->len = msg->offset + I2NP_HEADER_SIZE + TUNNEL_GATEWAY_HEADER_SIZE +len;
-			msg->FillI2NPMessageHeader (eI2NPTunnelGateway); 
-			return msg;
-		}
-		else
-			return CreateTunnelGatewayMsg (tunnelID, msg->GetBuffer (), msg->GetLength ());                             
-	}
-
-	std::shared_ptr<I2NPMessage> CreateTunnelGatewayMsg (uint32_t tunnelID, I2NPMessageType msgType, 
-		const uint8_t * buf, size_t len, uint32_t replyMsgID)
-	{
-		auto msg = NewI2NPMessage (len);
-		size_t gatewayMsgOffset = I2NP_HEADER_SIZE + TUNNEL_GATEWAY_HEADER_SIZE;
-		msg->offset += gatewayMsgOffset;
-		msg->len += gatewayMsgOffset;
-		if (msg->Concat (buf, len) < len)
-			LogPrint (eLogError, "I2NP: tunnel gateway buffer overflow ", msg->maxLen);
-		msg->FillI2NPMessageHeader (msgType, replyMsgID); // create content message
-		len = msg->GetLength ();
-		msg->offset -= gatewayMsgOffset;
-		uint8_t * payload = msg->GetPayload ();
-		htobe32buf (payload + TUNNEL_GATEWAY_HEADER_TUNNELID_OFFSET, tunnelID);
-		htobe16buf (payload + TUNNEL_GATEWAY_HEADER_LENGTH_OFFSET, len);
-		msg->FillI2NPMessageHeader (eI2NPTunnelGateway); // gateway message
-		return msg;
-	}	
-
-	size_t GetI2NPMessageLength (const uint8_t * msg)
-	{
-		return bufbe16toh (msg + I2NP_HEADER_SIZE_OFFSET) + I2NP_HEADER_SIZE;
-	}	
-	
-	void HandleI2NPMessage (uint8_t * msg, size_t len)
-	{
-		uint8_t typeID = msg[I2NP_HEADER_TYPEID_OFFSET];
-		uint32_t msgID = bufbe32toh (msg + I2NP_HEADER_MSGID_OFFSET);	
-		LogPrint (eLogDebug, "I2NP: msg received len=", len,", type=", (int)typeID, ", msgID=", (unsigned int)msgID);
-		uint8_t * buf = msg + I2NP_HEADER_SIZE;
-		int size = bufbe16toh (msg + I2NP_HEADER_SIZE_OFFSET);
-		switch (typeID)
-		{	
-			case eI2NPVariableTunnelBuild:
-				HandleVariableTunnelBuildMsg  (msgID, buf, size);
-			break;	
-			case eI2NPVariableTunnelBuildReply:
-				HandleVariableTunnelBuildReplyMsg (msgID, buf, size);
-			break;	
-			case eI2NPTunnelBuild:
-				HandleTunnelBuildMsg  (buf, size);
-			break;	
-			case eI2NPTunnelBuildReply:
-				// TODO:
-			break;	
-			default:
-				LogPrint (eLogWarning, "I2NP: Unexpected message ", (int)typeID);
-		}	
-	}
-
-	void HandleI2NPMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		if (msg)
-		{	
-			uint8_t typeID = msg->GetTypeID ();
-			LogPrint (eLogDebug, "I2NP: Handling message with type ", (int)typeID);
-			switch (typeID)
-			{	
-				case eI2NPTunnelData:
-					i2p::tunnel::tunnels.PostTunnelData (msg);
-				break;	
-				case eI2NPTunnelGateway:
-					i2p::tunnel::tunnels.PostTunnelData (msg);
-				break;
-				case eI2NPGarlic:
-				{
-					if (msg->from)
-					{
-						if (msg->from->GetTunnelPool ())
-							msg->from->GetTunnelPool ()->ProcessGarlicMessage (msg);
-						else
-							LogPrint (eLogInfo, "I2NP: Local destination for garlic doesn't exist anymore");
-					}
-					else
-						i2p::context.ProcessGarlicMessage (msg); 
-					break;
-				}
-				case eI2NPDatabaseStore:
-				case eI2NPDatabaseSearchReply:
-				case eI2NPDatabaseLookup:
-					// forward to netDb
-					i2p::data::netdb.PostI2NPMsg (msg);
-				break;
-				case eI2NPDeliveryStatus:
-				{
-					if (msg->from && msg->from->GetTunnelPool ())
-						msg->from->GetTunnelPool ()->ProcessDeliveryStatus (msg);
-					else
-						i2p::context.ProcessDeliveryStatusMessage (msg);
-					break;	
-				}
-				case eI2NPVariableTunnelBuild:		
-				case eI2NPVariableTunnelBuildReply:
-				case eI2NPTunnelBuild:
-				case eI2NPTunnelBuildReply:	
-					// forward to tunnel thread
-					i2p::tunnel::tunnels.PostTunnelData (msg);
-				break;	
-				default:
-					HandleI2NPMessage (msg->GetBuffer (), msg->GetLength ());
-			}	
-		}	
-	}	
-
-	I2NPMessagesHandler::~I2NPMessagesHandler ()
-	{
-		Flush ();
-	}
-	
-	void I2NPMessagesHandler::PutNextMessage (std::shared_ptr<I2NPMessage>  msg)
-	{
-		if (msg)
-		{
-			switch (msg->GetTypeID ())
-			{	
-				case eI2NPTunnelData:
-					m_TunnelMsgs.push_back (msg);
-				break;
-				case eI2NPTunnelGateway:	
-					m_TunnelGatewayMsgs.push_back (msg);
-				break;	
-				default:
-					HandleI2NPMessage (msg);
-			}		
-		}	
-	}
-	
-	void I2NPMessagesHandler::Flush ()
-	{
-		if (!m_TunnelMsgs.empty ())
-		{	
-			i2p::tunnel::tunnels.PostTunnelData (m_TunnelMsgs);
-			m_TunnelMsgs.clear ();
-		}	
-		if (!m_TunnelGatewayMsgs.empty ())
-		{	
-			i2p::tunnel::tunnels.PostTunnelData (m_TunnelGatewayMsgs);
-			m_TunnelGatewayMsgs.clear ();
-		}	
-	}	
-}

I2PService.cpp

@@ -1,216 +0,0 @@
-#include "Destination.h"
-#include "Identity.h"
-#include "ClientContext.h"
-#include "I2PService.h"
-
-namespace i2p
-{
-namespace client
-{
-	static const i2p::data::SigningKeyType I2P_SERVICE_DEFAULT_KEY_TYPE = i2p::data::SIGNING_KEY_TYPE_ECDSA_SHA256_P256;
-
-	I2PService::I2PService (std::shared_ptr<ClientDestination> localDestination):
-		m_LocalDestination (localDestination ? localDestination :
-					i2p::client::context.CreateNewLocalDestination (false, I2P_SERVICE_DEFAULT_KEY_TYPE))
-	{
-	}
-	
-	I2PService::I2PService (i2p::data::SigningKeyType kt):
-		m_LocalDestination (i2p::client::context.CreateNewLocalDestination (false, kt))
-	{
-	}
-	
-	void I2PService::CreateStream (StreamRequestComplete streamRequestComplete, const std::string& dest, int port) {
-		assert(streamRequestComplete);
-		i2p::data::IdentHash identHash;
-		if (i2p::client::context.GetAddressBook ().GetIdentHash (dest, identHash))
-			m_LocalDestination->CreateStream (streamRequestComplete, identHash, port);
-		else
-		{
-			LogPrint (eLogWarning, "I2PService: Remote destination not found: ", dest);
-			streamRequestComplete (nullptr);
-		}
-	}
-
-	TCPIPPipe::TCPIPPipe(I2PService * owner, std::shared_ptr<boost::asio::ip::tcp::socket> upstream, std::shared_ptr<boost::asio::ip::tcp::socket> downstream) : I2PServiceHandler(owner), m_up(upstream), m_down(downstream)
-	{
-		boost::asio::socket_base::receive_buffer_size option(TCP_IP_PIPE_BUFFER_SIZE);
-		upstream->set_option(option);
-		downstream->set_option(option);
-	}
-
-	TCPIPPipe::~TCPIPPipe()
-	{
-		Terminate();
-	}
-	
-	void TCPIPPipe::Start()
-	{
-		AsyncReceiveUpstream();
-		AsyncReceiveDownstream();
-	}
-
-	void TCPIPPipe::Terminate()
-	{
-		if(Kill()) return;
-		if (m_up) {
-			if (m_up->is_open()) {
-				m_up->close();
-			}
-			m_up = nullptr;
-		}
-		if (m_down) {
-			if (m_down->is_open()) {
-				m_down->close();
-			}
-			m_down = nullptr;
-		}
-		Done(shared_from_this());
-	}
-	
-	void TCPIPPipe::AsyncReceiveUpstream()
-	{
-		if (m_up) {
-			m_up->async_read_some(boost::asio::buffer(m_upstream_to_down_buf, TCP_IP_PIPE_BUFFER_SIZE),
-															std::bind(&TCPIPPipe::HandleUpstreamReceived, shared_from_this(),
-																				std::placeholders::_1, std::placeholders::_2));
-		} else {
-			LogPrint(eLogError, "TCPIPPipe: upstream receive: no socket");
-		}
-	}
-
-	void TCPIPPipe::AsyncReceiveDownstream()
-	{
-		if (m_down) {
-			m_down->async_read_some(boost::asio::buffer(m_downstream_to_up_buf, TCP_IP_PIPE_BUFFER_SIZE),
-															std::bind(&TCPIPPipe::HandleDownstreamReceived, shared_from_this(),
-																				std::placeholders::_1, std::placeholders::_2));
-		} else {
-			LogPrint(eLogError, "TCPIPPipe: downstream receive: no socket");
-		}
-	}
-
-	void TCPIPPipe::UpstreamWrite(size_t len)
-	{
-		if (m_up) {
-			LogPrint(eLogDebug, "TCPIPPipe: upstream: ", (int) len, " bytes written");
-			boost::asio::async_write(*m_up, boost::asio::buffer(m_upstream_buf, len),
-															 boost::asio::transfer_all(),
-															 std::bind(&TCPIPPipe::HandleUpstreamWrite,
-																				 shared_from_this(),
-																				 std::placeholders::_1)
-															 );
-		} else {
-			LogPrint(eLogError, "TCPIPPipe: upstream write: no socket");
-		}
-	}
-
-	void TCPIPPipe::DownstreamWrite(size_t len)
-	{
-		if (m_down) {
-			LogPrint(eLogDebug, "TCPIPPipe: downstream: ", (int) len, " bytes written");
-			boost::asio::async_write(*m_down, boost::asio::buffer(m_downstream_buf, len),
-															 boost::asio::transfer_all(),
-															 std::bind(&TCPIPPipe::HandleDownstreamWrite,
-																				 shared_from_this(),
-																				 std::placeholders::_1)
-															 );
-		} else { 
-			LogPrint(eLogError, "TCPIPPipe: downstream write: no socket");
-		}
-	}
-	
-	
-	void TCPIPPipe::HandleDownstreamReceived(const boost::system::error_code & ecode, std::size_t bytes_transfered)
-	{
-		LogPrint(eLogDebug, "TCPIPPipe: downstream: ", (int) bytes_transfered, " bytes received");
-		if (ecode) {
-			LogPrint(eLogError, "TCPIPPipe: downstream read error:" , ecode.message());
-			if (ecode != boost::asio::error::operation_aborted)
-				Terminate();
-		} else {
-			if (bytes_transfered > 0 ) {
-				memcpy(m_upstream_buf, m_downstream_to_up_buf, bytes_transfered);
-			}
-			UpstreamWrite(bytes_transfered);
-		}
-	}
-
-	void TCPIPPipe::HandleDownstreamWrite(const boost::system::error_code & ecode) {
-		if (ecode) {
-			LogPrint(eLogError, "TCPIPPipe: downstream write error:" , ecode.message());
-			if (ecode != boost::asio::error::operation_aborted)
-				Terminate();
-		} else {
-			AsyncReceiveUpstream();
-		}
-	}
-	
-	void TCPIPPipe::HandleUpstreamWrite(const boost::system::error_code & ecode) {
-		if (ecode) {
-			LogPrint(eLogError, "TCPIPPipe: upstream write error:" , ecode.message());
-			if (ecode != boost::asio::error::operation_aborted)
-				Terminate();
-		} else {
-			AsyncReceiveDownstream();
-		}
-	}
-	
-	void TCPIPPipe::HandleUpstreamReceived(const boost::system::error_code & ecode, std::size_t bytes_transfered)
-	{
-		LogPrint(eLogDebug, "TCPIPPipe: upstream ", (int)bytes_transfered, " bytes received");
-		if (ecode) {
-			LogPrint(eLogError, "TCPIPPipe: upstream read error:" , ecode.message());
-			if (ecode != boost::asio::error::operation_aborted)
-				Terminate();
-		} else {
-			if (bytes_transfered > 0 ) {
-				memcpy(m_downstream_buf, m_upstream_to_down_buf, bytes_transfered);
-			}
-			DownstreamWrite(bytes_transfered);
-		}
-	}
-	
-	void TCPIPAcceptor::Start ()
-	{
-		m_Acceptor.listen ();
-		Accept ();
-	}
-
-	void TCPIPAcceptor::Stop ()
-	{
-		m_Acceptor.close();
-		m_Timer.cancel ();
-		ClearHandlers();
-	}
-
-	void TCPIPAcceptor::Accept ()
-	{
-		auto newSocket = std::make_shared<boost::asio::ip::tcp::socket> (GetService ());
-		m_Acceptor.async_accept (*newSocket, std::bind (&TCPIPAcceptor::HandleAccept, this,
-			std::placeholders::_1, newSocket));
-	}
-
-	void TCPIPAcceptor::HandleAccept (const boost::system::error_code& ecode, std::shared_ptr<boost::asio::ip::tcp::socket> socket)
-	{
-		if (!ecode)
-		{
-			LogPrint(eLogDebug, "I2PService: ", GetName(), " accepted");
-			auto handler = CreateHandler(socket);
-			if (handler) 
-			{
-				AddHandler(handler);
-				handler->Handle();
-			} 
-			else 
-				socket->close();
-			Accept();
-		}
-		else
-		{
-			if (ecode != boost::asio::error::operation_aborted)
-				LogPrint (eLogError, "I2PService: ", GetName(), " closing socket on accept because: ", ecode.message ());
-		}
-	}
-}
-}

I2PService.h

@@ -1,138 +0,0 @@
-#ifndef I2PSERVICE_H__
-#define I2PSERVICE_H__
-
-#include <atomic>
-#include <mutex>
-#include <unordered_set>
-#include <memory>
-#include <boost/asio.hpp>
-#include "Destination.h"
-#include "Identity.h"
-
-namespace i2p
-{
-namespace client
-{
-	class I2PServiceHandler;
-	class I2PService
-	{
-		public:
-			I2PService (std::shared_ptr<ClientDestination> localDestination  = nullptr);
-			I2PService (i2p::data::SigningKeyType kt);
-			virtual ~I2PService () { ClearHandlers (); }
-
-			inline void AddHandler (std::shared_ptr<I2PServiceHandler> conn)
-			{
-				std::unique_lock<std::mutex> l(m_HandlersMutex);
-				m_Handlers.insert(conn);
-			}
-			inline void RemoveHandler (std::shared_ptr<I2PServiceHandler> conn)
-			{
-				std::unique_lock<std::mutex> l(m_HandlersMutex);
-				m_Handlers.erase(conn);
-			}
-			inline void ClearHandlers ()
-			{
-				std::unique_lock<std::mutex> l(m_HandlersMutex);
-				m_Handlers.clear();
-			}
-
-			inline std::shared_ptr<ClientDestination> GetLocalDestination () { return m_LocalDestination; }
-			inline std::shared_ptr<const ClientDestination> GetLocalDestination () const  { return m_LocalDestination; }
-			inline void SetLocalDestination (std::shared_ptr<ClientDestination> dest) { m_LocalDestination = dest; }
-			void CreateStream (StreamRequestComplete streamRequestComplete, const std::string& dest, int port = 0);
-
-			inline boost::asio::io_service& GetService () { return m_LocalDestination->GetService (); }
-
-			virtual void Start () = 0;
-			virtual void Stop () = 0;
-
-			virtual const char* GetName() { return "Generic I2P Service"; }
-		private:
-
-			std::shared_ptr<ClientDestination> m_LocalDestination;
-			std::unordered_set<std::shared_ptr<I2PServiceHandler> > m_Handlers;
-			std::mutex m_HandlersMutex;
-	};
-
-	/*Simple interface for I2PHandlers, allows detection of finalization amongst other things */
-	class I2PServiceHandler
-	{
-		public:
-			I2PServiceHandler(I2PService * parent) : m_Service(parent), m_Dead(false) { }
-			virtual ~I2PServiceHandler() { }
-			//If you override this make sure you call it from the children
-			virtual void Handle() {}; //Start handling the socket
-		protected:
-			// Call when terminating or handing over to avoid race conditions
-			inline bool Kill () { return m_Dead.exchange(true); }
-			// Call to know if the handler is dead
-			inline bool Dead () { return m_Dead; }
-			// Call when done to clean up (make sure Kill is called first)
-			inline void Done (std::shared_ptr<I2PServiceHandler> me) { if(m_Service) m_Service->RemoveHandler(me); }
-			// Call to talk with the owner
-			inline I2PService * GetOwner() { return m_Service; }
-		private:
-			I2PService *m_Service;
-			std::atomic<bool> m_Dead; //To avoid cleaning up multiple times
-	};
-
-	const size_t TCP_IP_PIPE_BUFFER_SIZE = 8192 * 8;
-
-	// bidirectional pipe for 2 tcp/ip sockets
-	class TCPIPPipe: public I2PServiceHandler, public std::enable_shared_from_this<TCPIPPipe> {
-	public:
-		TCPIPPipe(I2PService * owner, std::shared_ptr<boost::asio::ip::tcp::socket> upstream, std::shared_ptr<boost::asio::ip::tcp::socket> downstream);
-		~TCPIPPipe();
-		void Start();
-	protected:
-		void Terminate();
-		void AsyncReceiveUpstream();
-		void AsyncReceiveDownstream();
-		void HandleUpstreamReceived(const boost::system::error_code & ecode, std::size_t bytes_transferred);
-		void HandleDownstreamReceived(const boost::system::error_code & ecode, std::size_t bytes_transferred);
-		void HandleUpstreamWrite(const boost::system::error_code & ecode);
-		void HandleDownstreamWrite(const boost::system::error_code & ecode);
-		void UpstreamWrite(size_t len);
-		void DownstreamWrite(size_t len);
-	private:
-		uint8_t m_upstream_to_down_buf[TCP_IP_PIPE_BUFFER_SIZE], m_downstream_to_up_buf[TCP_IP_PIPE_BUFFER_SIZE];
-		uint8_t m_upstream_buf[TCP_IP_PIPE_BUFFER_SIZE], m_downstream_buf[TCP_IP_PIPE_BUFFER_SIZE];
-		std::shared_ptr<boost::asio::ip::tcp::socket> m_up, m_down;
-	};
-	
-	/* TODO: support IPv6 too */
-	//This is a service that listens for connections on the IP network and interacts with I2P
-	class TCPIPAcceptor: public I2PService
-	{
-		public:
-			TCPIPAcceptor (const std::string& address, int port, std::shared_ptr<ClientDestination> localDestination = nullptr) :
-				I2PService(localDestination),
-				m_Acceptor (GetService (), boost::asio::ip::tcp::endpoint (boost::asio::ip::address::from_string(address), port)),
-				m_Timer (GetService ()) {}
-			TCPIPAcceptor (const std::string& address, int port, i2p::data::SigningKeyType kt) :
-				I2PService(kt),
-				m_Acceptor (GetService (), boost::asio::ip::tcp::endpoint (boost::asio::ip::address::from_string(address), port)),
-				m_Timer (GetService ()) {}
-			virtual ~TCPIPAcceptor () { TCPIPAcceptor::Stop(); }
-			//If you override this make sure you call it from the children
-			void Start ();
-			//If you override this make sure you call it from the children
-			void Stop ();
-
-			const boost::asio::ip::tcp::acceptor& GetAcceptor () const { return m_Acceptor; };
-
-    virtual const char* GetName() { return "Generic TCP/IP accepting daemon"; }
-
-		protected:
-			virtual std::shared_ptr<I2PServiceHandler> CreateHandler(std::shared_ptr<boost::asio::ip::tcp::socket> socket) = 0;
-		private:
-			void Accept();
-			void HandleAccept(const boost::system::error_code& ecode, std::shared_ptr<boost::asio::ip::tcp::socket> socket);
-			boost::asio::ip::tcp::acceptor m_Acceptor;
-			boost::asio::deadline_timer m_Timer;
-	};
-}
-}
-
-#endif

I2PTunnel.cpp

@@ -1,876 +0,0 @@
-#include <cassert>
-#include "Base.h"
-#include "Log.h"
-#include "Destination.h"
-#include "ClientContext.h"
-#include "I2PTunnel.h"
-
-namespace i2p
-{
-namespace client
-{
-
-	/** set standard socket options */
-	static void I2PTunnelSetSocketOptions(std::shared_ptr<boost::asio::ip::tcp::socket> socket)
-	{
-		if (socket && socket->is_open())
-		{			 
-			boost::asio::socket_base::receive_buffer_size option(I2P_TUNNEL_CONNECTION_BUFFER_SIZE);
-			socket->set_option(option);
-		}
-	}
-	
-	I2PTunnelConnection::I2PTunnelConnection (I2PService * owner, std::shared_ptr<boost::asio::ip::tcp::socket> socket,
-		std::shared_ptr<const i2p::data::LeaseSet> leaseSet, int port): 
-		I2PServiceHandler(owner), m_Socket (socket), m_RemoteEndpoint (socket->remote_endpoint ()),
-		m_IsQuiet (true)
-	{
-		m_Stream = GetOwner()->GetLocalDestination ()->CreateStream (leaseSet, port);
-	}	
-
-	I2PTunnelConnection::I2PTunnelConnection (I2PService * owner,
-	    std::shared_ptr<boost::asio::ip::tcp::socket> socket, std::shared_ptr<i2p::stream::Stream> stream):
-		I2PServiceHandler(owner), m_Socket (socket), m_Stream (stream),
-		m_RemoteEndpoint (socket->remote_endpoint ()), m_IsQuiet (true)
-	{
-	}
-
-	I2PTunnelConnection::I2PTunnelConnection (I2PService * owner, std::shared_ptr<i2p::stream::Stream> stream,
-	    std::shared_ptr<boost::asio::ip::tcp::socket> socket, const boost::asio::ip::tcp::endpoint& target, bool quiet):
-		I2PServiceHandler(owner), m_Socket (socket), m_Stream (stream),
-		m_RemoteEndpoint (target), m_IsQuiet (quiet)
-	{
-	}
-
-	I2PTunnelConnection::~I2PTunnelConnection ()
-	{
-	}	
-  
-	void I2PTunnelConnection::I2PConnect (const uint8_t * msg, size_t len)
-	{
-		if (m_Stream)
-		{
-			if (msg)
-				m_Stream->Send (msg, len); // connect and send
-			else	
-				m_Stream->Send (m_Buffer, 0); // connect
-		}
-		StreamReceive ();
-		Receive ();
-	}
-
-	static boost::asio::ip::address GetLoopbackAddressFor(const i2p::data::IdentHash & addr)
-	{
-		boost::asio::ip::address_v4::bytes_type bytes;
-		const uint8_t * ident = addr;
-		bytes[0] = 127;
-		memcpy (bytes.data ()+1, ident, 3);
-		boost::asio::ip::address ourIP = boost::asio::ip::address_v4 (bytes);
-		return ourIP;
-	}
-	
-	static void MapToLoopback(const std::shared_ptr<boost::asio::ip::tcp::socket> & sock, const i2p::data::IdentHash & addr)
-	{
-
-		// bind to 127.x.x.x address 
-		// where x.x.x are first three bytes from ident
-		auto ourIP = GetLoopbackAddressFor(addr);
-		sock->bind (boost::asio::ip::tcp::endpoint (ourIP, 0));
-
-	}
-
-	void I2PTunnelConnection::Connect (bool isUniqueLocal)
-	{
-		I2PTunnelSetSocketOptions(m_Socket);
-		if (m_Socket) 
-		{
-#ifdef __linux__
-			if (isUniqueLocal && m_RemoteEndpoint.address ().is_v4 () &&
-				m_RemoteEndpoint.address ().to_v4 ().to_bytes ()[0] == 127)
-			{
-				m_Socket->open (boost::asio::ip::tcp::v4 ());
-				auto ident = m_Stream->GetRemoteIdentity()->GetIdentHash();
-				MapToLoopback(m_Socket, ident);
-			}
-#endif
- 			m_Socket->async_connect (m_RemoteEndpoint, std::bind (&I2PTunnelConnection::HandleConnect,
-				shared_from_this (), std::placeholders::_1));
-		}
-	}	
-		
-	void I2PTunnelConnection::Terminate ()
-	{
-		if (Kill()) return;
-		if (m_Stream)
-		{
-			m_Stream->Close ();
-			m_Stream.reset ();
-		}	
-		boost::system::error_code ec;
-		m_Socket->shutdown(boost::asio::ip::tcp::socket::shutdown_send, ec); // avoid RST
-		m_Socket->close ();
-
-		Done(shared_from_this ());
-	}			
-
-	void I2PTunnelConnection::Receive ()
-	{
-		m_Socket->async_read_some (boost::asio::buffer(m_Buffer, I2P_TUNNEL_CONNECTION_BUFFER_SIZE),                
-			std::bind(&I2PTunnelConnection::HandleReceived, shared_from_this (), 
-			std::placeholders::_1, std::placeholders::_2));
-	}	
-	
-	void I2PTunnelConnection::HandleReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred)
-	{
-		if (ecode)
-		{
-			if (ecode != boost::asio::error::operation_aborted)
-			{
-				LogPrint (eLogError, "I2PTunnel: read error: ", ecode.message ());
-				Terminate ();
-			}
-		}
-		else
-		{	
-			if (m_Stream)
-			{	
-				auto s = shared_from_this ();
-				m_Stream->AsyncSend (m_Buffer, bytes_transferred,
-					[s](const boost::system::error_code& ecode)
-				    {
-						if (!ecode)
-							s->Receive ();
-						else
-							s->Terminate ();
-					});
-			}	
-		}
-	}	
-
-	void I2PTunnelConnection::HandleWrite (const boost::system::error_code& ecode)
-	{
-		if (ecode)
-		{
-			LogPrint (eLogError, "I2PTunnel: write error: ", ecode.message ());
-			if (ecode != boost::asio::error::operation_aborted)
-				Terminate ();
-		}
-		else
-			StreamReceive ();
-	}
-
-	void I2PTunnelConnection::StreamReceive ()
-	{
-		if (m_Stream)
-		{
-			if (m_Stream->GetStatus () == i2p::stream::eStreamStatusNew ||
-			    m_Stream->GetStatus () == i2p::stream::eStreamStatusOpen) // regular
-			{	
-				m_Stream->AsyncReceive (boost::asio::buffer (m_StreamBuffer, I2P_TUNNEL_CONNECTION_BUFFER_SIZE),
-					std::bind (&I2PTunnelConnection::HandleStreamReceive, shared_from_this (),
-						std::placeholders::_1, std::placeholders::_2),
-					I2P_TUNNEL_CONNECTION_MAX_IDLE);
-			}	
-			else // closed by peer
-			{
-				// get remaning data
-				auto len = m_Stream->ReadSome (m_StreamBuffer, I2P_TUNNEL_CONNECTION_BUFFER_SIZE);
-				if (len > 0) // still some data
-					Write (m_StreamBuffer, len);
-				else // no more data
-					Terminate (); 
-			}		
-		}	
-	}	
-
-	void I2PTunnelConnection::HandleStreamReceive (const boost::system::error_code& ecode, std::size_t bytes_transferred)
-	{
-		if (ecode)
-		{
-			if (ecode != boost::asio::error::operation_aborted)
-			{
-				LogPrint (eLogError, "I2PTunnel: stream read error: ", ecode.message ());
-				if (bytes_transferred > 0)
-					Write (m_StreamBuffer, bytes_transferred); // postpone termination
-				else if (ecode == boost::asio::error::timed_out && m_Stream && m_Stream->IsOpen ())
-					StreamReceive ();
-				else
-					Terminate ();
-			}
-			else
-				Terminate ();
-		}
-		else
-			Write (m_StreamBuffer, bytes_transferred);
-	}
-
-	void I2PTunnelConnection::Write (const uint8_t * buf, size_t len)
-	{
-		boost::asio::async_write (*m_Socket, boost::asio::buffer (buf, len), boost::asio::transfer_all (),
-        	std::bind (&I2PTunnelConnection::HandleWrite, shared_from_this (), std::placeholders::_1));
-	}
-
-	void I2PTunnelConnection::HandleConnect (const boost::system::error_code& ecode)
-	{
-		if (ecode)
-		{
-			LogPrint (eLogError, "I2PTunnel: connect error: ", ecode.message ());
-			Terminate ();
-		}
-		else
-		{
-			LogPrint (eLogDebug, "I2PTunnel: connected");
-			if (m_IsQuiet)
-				StreamReceive ();
-			else
-			{
-				// send destination first like received from I2P
-				std::string dest = m_Stream->GetRemoteIdentity ()->ToBase64 ();
-				dest += "\n";
-				if(sizeof(m_StreamBuffer) >= dest.size()) {
-					memcpy (m_StreamBuffer, dest.c_str (), dest.size ());
-				}
-				HandleStreamReceive (boost::system::error_code (), dest.size ());
-			}	
-			Receive ();	
-		}
-	}
-
-	void I2PClientTunnelConnectionHTTP::Write (const uint8_t * buf, size_t len)
-	{
-		if (m_HeaderSent)
-			I2PTunnelConnection::Write (buf, len);
-		else
-		{
-			m_InHeader.clear ();
-			m_InHeader.write ((const char *)buf, len);
-			std::string line;
-			bool endOfHeader = false;
-			while (!endOfHeader)
-			{
-				std::getline(m_InHeader, line);
-				if (!m_InHeader.fail ())
-				{
-					if (line == "\r") endOfHeader = true;
-					else
-					{	
-						if (!m_ConnectionSent && !line.compare(0, 10, "Connection"))
-						{	
-							m_OutHeader << "Connection: close\r\n";
-							m_ConnectionSent = true;
-						}	
-						else if (!m_ProxyConnectionSent && !line.compare(0, 16, "Proxy-Connection"))
-						{	
-							m_OutHeader << "Proxy-Connection: close\r\n";
-							m_ProxyConnectionSent = true;
-						}	
-						else
-							m_OutHeader << line << "\n";
-					}	
-				}
-				else
-					break;
-			}
-
-			if (endOfHeader)
-			{
-				if (!m_ConnectionSent) m_OutHeader << "Connection: close\r\n";
-				 if (!m_ProxyConnectionSent) m_OutHeader << "Proxy-Connection: close\r\n";
-				m_OutHeader << "\r\n"; // end of header
-				m_OutHeader << m_InHeader.str ().substr (m_InHeader.tellg ()); // data right after header
-				m_InHeader.str ("");
-				m_HeaderSent = true;
-				I2PTunnelConnection::Write ((uint8_t *)m_OutHeader.str ().c_str (), m_OutHeader.str ().length ());
-			}
-		}
-	}	
-		
-	I2PServerTunnelConnectionHTTP::I2PServerTunnelConnectionHTTP (I2PService * owner, std::shared_ptr<i2p::stream::Stream> stream,
-		std::shared_ptr<boost::asio::ip::tcp::socket> socket, 
-		const boost::asio::ip::tcp::endpoint& target, const std::string& host):
-		I2PTunnelConnection (owner, stream, socket, target), m_Host (host), m_HeaderSent (false), m_From (stream->GetRemoteIdentity ())
-	{
-	}
-
-	void I2PServerTunnelConnectionHTTP::Write (const uint8_t * buf, size_t len)
-	{
-		if (m_HeaderSent)
-			I2PTunnelConnection::Write (buf, len);
-		else
-		{	
-			m_InHeader.clear ();
-			m_InHeader.write ((const char *)buf, len);
-			std::string line;
-			bool endOfHeader = false;
-			while (!endOfHeader)
-			{
-				std::getline(m_InHeader, line);
-				if (!m_InHeader.fail ())
-				{
-					if (line == "\r") endOfHeader = true;
-					else
-					{	
-						if (m_Host.length () > 0 && line.find ("Host:") != std::string::npos)
-							m_OutHeader << "Host: " << m_Host << "\r\n"; // override host
-						else
-							m_OutHeader << line << "\n";
-					}	
-				}
-				else
-					break;
-			}
-			// add X-I2P fields
-			if (m_From)
-			{
-				m_OutHeader << X_I2P_DEST_B32 << ": " << context.GetAddressBook ().ToAddress(m_From->GetIdentHash ()) << "\r\n";
-				m_OutHeader << X_I2P_DEST_HASH << ": " << m_From->GetIdentHash ().ToBase64 () << "\r\n";
-				m_OutHeader << X_I2P_DEST_B64 << ": " << m_From->ToBase64 () << "\r\n";
-			}
-
-			if (endOfHeader)
-			{
-				m_OutHeader << "\r\n"; // end of header
-				m_OutHeader << m_InHeader.str ().substr (m_InHeader.tellg ()); // data right after header
-				m_InHeader.str ("");
-				m_HeaderSent = true;
-				I2PTunnelConnection::Write ((uint8_t *)m_OutHeader.str ().c_str (), m_OutHeader.str ().length ());
-			}
-		}	
-	}
-
-	I2PTunnelConnectionIRC::I2PTunnelConnectionIRC (I2PService * owner, std::shared_ptr<i2p::stream::Stream> stream,
-        std::shared_ptr<boost::asio::ip::tcp::socket> socket, 
-       	const boost::asio::ip::tcp::endpoint& target, const std::string& webircpass):
-        I2PTunnelConnection (owner, stream, socket, target), m_From (stream->GetRemoteIdentity ()), 
-        m_NeedsWebIrc (webircpass.length() ? true : false), m_WebircPass (webircpass)
-    {
-    }
-
-    void I2PTunnelConnectionIRC::Write (const uint8_t * buf, size_t len)
-    {
-		m_OutPacket.str ("");
-    	if (m_NeedsWebIrc) 
-		{
-        	m_NeedsWebIrc = false;
-            m_OutPacket << "WEBIRC " << m_WebircPass << " cgiirc " << context.GetAddressBook ().ToAddress (m_From->GetIdentHash ()) << " " << GetSocket ()->local_endpoint ().address () << std::endl;
-        }
-
-        m_InPacket.clear ();
-        m_InPacket.write ((const char *)buf, len);
-        
-        while (!m_InPacket.eof () && !m_InPacket.fail ())
-        {
-			std::string line;
-            std::getline (m_InPacket, line);
-            if (line.length () == 0 && m_InPacket.eof ()) 
-            	m_InPacket.str ("");
-            auto pos = line.find ("USER");
-            if (!pos) // start of line
-            {
-                pos = line.find (" ");
-                pos++;
-                pos = line.find (" ", pos);
-                pos++;
-                auto nextpos = line.find (" ", pos);
-                m_OutPacket << line.substr (0, pos);
-                m_OutPacket << context.GetAddressBook ().ToAddress (m_From->GetIdentHash ());
-                m_OutPacket << line.substr (nextpos) << '\n';
-            } 
-			else
-                m_OutPacket << line << '\n';
-        }
-        I2PTunnelConnection::Write ((uint8_t *)m_OutPacket.str ().c_str (), m_OutPacket.str ().length ());
-    }
-
-
-	/* This handler tries to stablish a connection with the desired server and dies if it fails to do so */
-	class I2PClientTunnelHandler: public I2PServiceHandler, public std::enable_shared_from_this<I2PClientTunnelHandler>
-	{
-		public:
-			I2PClientTunnelHandler (I2PClientTunnel * parent, i2p::data::IdentHash destination,
-				int destinationPort, std::shared_ptr<boost::asio::ip::tcp::socket> socket):
-				I2PServiceHandler(parent), m_DestinationIdentHash(destination), 
-				m_DestinationPort (destinationPort), m_Socket(socket) {};
-			void Handle();
-			void Terminate();
-		private:
-			void HandleStreamRequestComplete (std::shared_ptr<i2p::stream::Stream> stream);
-			i2p::data::IdentHash m_DestinationIdentHash;
-			int m_DestinationPort;
-			std::shared_ptr<boost::asio::ip::tcp::socket> m_Socket;
-	};
-
-	void I2PClientTunnelHandler::Handle()
-	{
-		GetOwner()->GetLocalDestination ()->CreateStream ( 
-			std::bind (&I2PClientTunnelHandler::HandleStreamRequestComplete, shared_from_this(), std::placeholders::_1), 
-			m_DestinationIdentHash, m_DestinationPort);
-	}
-
-	void I2PClientTunnelHandler::HandleStreamRequestComplete (std::shared_ptr<i2p::stream::Stream> stream)
-	{
-		if (stream)
-		{
-			if (Kill()) return;
-			LogPrint (eLogDebug, "I2PTunnel: new connection");
-			auto connection = std::make_shared<I2PTunnelConnection>(GetOwner(), m_Socket, stream);
-			GetOwner()->AddHandler (connection);
-			connection->I2PConnect ();
-			Done(shared_from_this());
-		}
-		else
-		{
-			LogPrint (eLogError, "I2PTunnel: Client Tunnel Issue when creating the stream, check the previous warnings for more info.");
-			Terminate();
-		}
-	}
-
-	void I2PClientTunnelHandler::Terminate()
-	{
-		if (Kill()) return;
-		if (m_Socket)
-		{
-			m_Socket->close();
-			m_Socket = nullptr;
-		}
-		Done(shared_from_this());
-	}
-
-	I2PClientTunnel::I2PClientTunnel (const std::string& name, const std::string& destination, 
-	    const std::string& address, int port, std::shared_ptr<ClientDestination> localDestination, int destinationPort): 
-		TCPIPAcceptor (address, port, localDestination), m_Name (name), m_Destination (destination), 
-		m_DestinationIdentHash (nullptr), m_DestinationPort (destinationPort) 
-	{
-	}	
-
-	void I2PClientTunnel::Start ()
-	{
-		TCPIPAcceptor::Start ();
-		GetIdentHash();
-	}
-
-	void I2PClientTunnel::Stop ()
-	{
-		TCPIPAcceptor::Stop();
-		auto *originalIdentHash = m_DestinationIdentHash;
-		m_DestinationIdentHash = nullptr;
-		delete originalIdentHash;
-	}
-
-	/* HACK: maybe we should create a caching IdentHash provider in AddressBook */
-	const i2p::data::IdentHash * I2PClientTunnel::GetIdentHash ()
-	{
-		if (!m_DestinationIdentHash)
-		{
-			i2p::data::IdentHash identHash;
-			if (i2p::client::context.GetAddressBook ().GetIdentHash (m_Destination, identHash))
-				m_DestinationIdentHash = new i2p::data::IdentHash (identHash);
-			else
-				LogPrint (eLogWarning, "I2PTunnel: Remote destination ", m_Destination, " not found");
-		}
-		return m_DestinationIdentHash;
-	}
-
-	std::shared_ptr<I2PServiceHandler> I2PClientTunnel::CreateHandler(std::shared_ptr<boost::asio::ip::tcp::socket> socket)
-	{
-		const i2p::data::IdentHash *identHash = GetIdentHash();
-		if (identHash)
-			return  std::make_shared<I2PClientTunnelHandler>(this, *identHash, m_DestinationPort, socket);
-		else
-			return nullptr;
-	}
-
-	I2PServerTunnel::I2PServerTunnel (const std::string& name, const std::string& address, 
-	    int port, std::shared_ptr<ClientDestination> localDestination, int inport, bool gzip): 
-		I2PService (localDestination), m_IsUniqueLocal(true), m_Name (name), m_Address (address), m_Port (port), m_IsAccessList (false)
-	{
-		m_PortDestination = localDestination->CreateStreamingDestination (inport > 0 ? inport : port, gzip);
-	}
-
-	void I2PServerTunnel::Start ()
-	{
-		m_Endpoint.port (m_Port);	
-		boost::system::error_code ec;
-		auto addr = boost::asio::ip::address::from_string (m_Address, ec);
-		if (!ec)	
-		{
-			m_Endpoint.address (addr);
-			Accept ();
-		}
-		else
-		{
-			auto resolver = std::make_shared<boost::asio::ip::tcp::resolver>(GetService ());
-			resolver->async_resolve (boost::asio::ip::tcp::resolver::query (m_Address, ""), 
-				std::bind (&I2PServerTunnel::HandleResolve, this, 
-					std::placeholders::_1, std::placeholders::_2, resolver));
-		}	
-	}
-
-	void I2PServerTunnel::Stop ()
-	{
-		ClearHandlers ();
-	}	
-
-	void I2PServerTunnel::HandleResolve (const boost::system::error_code& ecode, boost::asio::ip::tcp::resolver::iterator it, 
-		std::shared_ptr<boost::asio::ip::tcp::resolver> resolver)
-	{	
-		if (!ecode)
-		{	
-			auto addr = (*it).endpoint ().address ();
-			LogPrint (eLogInfo, "I2PTunnel: server tunnel ", (*it).host_name (), " has been resolved to ", addr);
-			m_Endpoint.address (addr);
-			Accept ();	
-		}	
-		else
-			LogPrint (eLogError, "I2PTunnel: Unable to resolve server tunnel address: ", ecode.message ());
-	}
-
-	void I2PServerTunnel::SetAccessList (const std::set<i2p::data::IdentHash>& accessList)
-	{
-		m_AccessList = accessList;
-		m_IsAccessList = true;		
-	}
-
-	void I2PServerTunnel::Accept ()
-	{
-		if (m_PortDestination)
-			m_PortDestination->SetAcceptor (std::bind (&I2PServerTunnel::HandleAccept, this, std::placeholders::_1));
-
-		auto localDestination = GetLocalDestination ();	
-		if (localDestination)
-		{
-			if (!localDestination->IsAcceptingStreams ()) // set it as default if not set yet
-				localDestination->AcceptStreams (std::bind (&I2PServerTunnel::HandleAccept, this, std::placeholders::_1));
-		}
-		else
-			LogPrint (eLogError, "I2PTunnel: Local destination not set for server tunnel");
-	}
-
-	void I2PServerTunnel::HandleAccept (std::shared_ptr<i2p::stream::Stream> stream)
-	{
-		if (stream)
-		{	
-			if (m_IsAccessList)
-			{
-				if (!m_AccessList.count (stream->GetRemoteIdentity ()->GetIdentHash ()))
-				{
-					LogPrint (eLogWarning, "I2PTunnel: Address ", stream->GetRemoteIdentity ()->GetIdentHash ().ToBase32 (), " is not in white list. Incoming connection dropped");
-					stream->Close ();
-					return;
-				}
-			}
-			// new connection
-			auto conn = CreateI2PConnection (stream);
-			AddHandler (conn);
-			conn->Connect (m_IsUniqueLocal);
-		}	
-	}
-
-	std::shared_ptr<I2PTunnelConnection> I2PServerTunnel::CreateI2PConnection (std::shared_ptr<i2p::stream::Stream> stream)
-	{
-		return std::make_shared<I2PTunnelConnection> (this, stream, std::make_shared<boost::asio::ip::tcp::socket> (GetService ()), GetEndpoint ());
-		
-	}
-
-	I2PServerTunnelHTTP::I2PServerTunnelHTTP (const std::string& name, const std::string& address, 
-	    int port, std::shared_ptr<ClientDestination> localDestination, 
-	    const std::string& host, int inport, bool gzip):
-		I2PServerTunnel (name, address, port, localDestination, inport, gzip), 
-		m_Host (host)
-	{
-	}
-
-	std::shared_ptr<I2PTunnelConnection> I2PServerTunnelHTTP::CreateI2PConnection (std::shared_ptr<i2p::stream::Stream> stream)
-	{
-		return std::make_shared<I2PServerTunnelConnectionHTTP> (this, stream, 
-			std::make_shared<boost::asio::ip::tcp::socket> (GetService ()), GetEndpoint (), m_Host);
-	}
-
-    I2PServerTunnelIRC::I2PServerTunnelIRC (const std::string& name, const std::string& address, 
-        int port, std::shared_ptr<ClientDestination> localDestination, 
-        const std::string& webircpass, int inport, bool gzip):
-        I2PServerTunnel (name, address, port, localDestination, inport, gzip),
-        m_WebircPass (webircpass)
-    {
-    }
-
-    std::shared_ptr<I2PTunnelConnection> I2PServerTunnelIRC::CreateI2PConnection (std::shared_ptr<i2p::stream::Stream> stream)
-    {
-	    return std::make_shared<I2PTunnelConnectionIRC> (this, stream, std::make_shared<boost::asio::ip::tcp::socket> (GetService ()), GetEndpoint (), this->m_WebircPass);
-    }
-
-  void I2PUDPServerTunnel::HandleRecvFromI2P(const i2p::data::IdentityEx& from, uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len)
-  {
-    std::lock_guard<std::mutex> lock(m_SessionsMutex);
-    auto session = ObtainUDPSession(from, toPort, fromPort);
-    session->IPSocket.send_to(boost::asio::buffer(buf, len), m_RemoteEndpoint);
-    session->LastActivity = i2p::util::GetMillisecondsSinceEpoch();
-  }
-
-  void I2PUDPServerTunnel::ExpireStale(const uint64_t delta) {
-    std::lock_guard<std::mutex> lock(m_SessionsMutex);
-    uint64_t now = i2p::util::GetMillisecondsSinceEpoch();
-		auto itr = m_Sessions.begin();
-		while(itr != m_Sessions.end()) {
-			if(now - (*itr)->LastActivity >= delta )
-				itr = m_Sessions.erase(itr);
-			else
-				++itr;
-		}
-  }
-
-	void I2PUDPClientTunnel::ExpireStale(const uint64_t delta) {
-		std::lock_guard<std::mutex> lock(m_SessionsMutex);
-    uint64_t now = i2p::util::GetMillisecondsSinceEpoch();
-		std::vector<uint16_t> removePorts;
-		for (const auto & s : m_Sessions) {
-			if (now - s.second.second >= delta)
-				removePorts.push_back(s.first);
-		}
-		for(auto port : removePorts) {
-			m_Sessions.erase(port);
-		}
-  }
-	
-	UDPSessionPtr I2PUDPServerTunnel::ObtainUDPSession(const i2p::data::IdentityEx& from, uint16_t localPort, uint16_t remotePort)
-  {
-    auto ih = from.GetIdentHash();
-    for (auto & s : m_Sessions )
-    {
-      if ( s->Identity == ih)
-      {
-        /** found existing session */
-        LogPrint(eLogDebug, "UDPServer: found session ", s->IPSocket.local_endpoint(), " ", ih.ToBase32());
-        return s;
-      }
-    }
-		boost::asio::ip::address addr;
-		/** create new udp session */
-		if(m_IsUniqueLocal && m_LocalAddress.is_loopback()) 
-		{
-			auto ident = from.GetIdentHash();
-			addr = GetLoopbackAddressFor(ident);
-		} 
-		else 
-			addr = m_LocalAddress;
-		boost::asio::ip::udp::endpoint ep(addr, 0);
-    m_Sessions.push_back(std::make_shared<UDPSession>(ep, m_LocalDest, m_RemoteEndpoint, &ih, localPort, remotePort));
-		auto & back = m_Sessions.back();
-		return back;
-  }
-
-  UDPSession::UDPSession(boost::asio::ip::udp::endpoint localEndpoint,
-    const std::shared_ptr<i2p::client::ClientDestination> & localDestination,
-    boost::asio::ip::udp::endpoint endpoint, const i2p::data::IdentHash * to,
-    uint16_t ourPort, uint16_t theirPort) :
-    m_Destination(localDestination->GetDatagramDestination()),
-		IPSocket(localDestination->GetService(), localEndpoint),
-		SendEndpoint(endpoint),
-		LastActivity(i2p::util::GetMillisecondsSinceEpoch()),
-		LocalPort(ourPort),
-		RemotePort(theirPort)
-	{
-		memcpy(Identity, to->data(), 32);
-		Receive();
-	}
-
-
-	void UDPSession::Receive() {
-		LogPrint(eLogDebug, "UDPSession: Receive");
-		IPSocket.async_receive_from(boost::asio::buffer(m_Buffer, I2P_UDP_MAX_MTU),
-			FromEndpoint, std::bind(&UDPSession::HandleReceived, this, std::placeholders::_1, std::placeholders::_2));
-	}
-	
-	void UDPSession::HandleReceived(const boost::system::error_code & ecode, std::size_t len)
-	{
-		if(!ecode)
-		{
-			LogPrint(eLogDebug, "UDPSession: forward ", len, "B from ", FromEndpoint);
-			LastActivity = i2p::util::GetMillisecondsSinceEpoch();
-			m_Destination->SendDatagramTo(m_Buffer, len, Identity, LocalPort, RemotePort);
-			Receive();
-		} else {
-			LogPrint(eLogError, "UDPSession: ", ecode.message());
-		}
-	}
-
-	
-	
-	I2PUDPServerTunnel::I2PUDPServerTunnel(const std::string & name, std::shared_ptr<i2p::client::ClientDestination> localDestination,
-		boost::asio::ip::address localAddress, boost::asio::ip::udp::endpoint forwardTo, uint16_t port) :
-		m_IsUniqueLocal(true),
-		m_Name(name),
-		m_LocalAddress(localAddress),
-		m_RemoteEndpoint(forwardTo)
-	{
-		m_LocalDest = localDestination;
-		m_LocalDest->Start();
-		auto dgram = m_LocalDest->CreateDatagramDestination();
-		dgram->SetReceiver(std::bind(&I2PUDPServerTunnel::HandleRecvFromI2P, this, std::placeholders::_1, std::placeholders::_2, std::placeholders::_3, std::placeholders::_4, std::placeholders::_5));
-	}
-
-	I2PUDPServerTunnel::~I2PUDPServerTunnel()
-	{
-		auto dgram = m_LocalDest->GetDatagramDestination();
-		if (dgram) dgram->ResetReceiver();
-		
-		LogPrint(eLogInfo, "UDPServer: done");
-	}
-
-	void I2PUDPServerTunnel::Start() {
-		m_LocalDest->Start();
-	}
-
-	std::vector<std::shared_ptr<DatagramSessionInfo> > I2PUDPServerTunnel::GetSessions()
-	{
-		std::vector<std::shared_ptr<DatagramSessionInfo> > sessions;
-		std::lock_guard<std::mutex> lock(m_SessionsMutex);
-
-		for ( UDPSessionPtr s : m_Sessions )
-		{
-			if (!s->m_Destination) continue;
-			auto info = s->m_Destination->GetInfoForRemote(s->Identity);
-			if(!info) continue;
-
-			auto sinfo = std::make_shared<DatagramSessionInfo>();
-			sinfo->Name = m_Name;
-			sinfo->LocalIdent = std::make_shared<i2p::data::IdentHash>(m_LocalDest->GetIdentHash().data());
-			sinfo->RemoteIdent = std::make_shared<i2p::data::IdentHash>(s->Identity.data());
-			sinfo->CurrentIBGW = info->IBGW;
-			sinfo->CurrentOBEP = info->OBEP;
-			sessions.push_back(sinfo);
-		}
-		return sessions;
-	}
-	
-	I2PUDPClientTunnel::I2PUDPClientTunnel(const std::string & name, const std::string &remoteDest,
-		boost::asio::ip::udp::endpoint localEndpoint,
-		std::shared_ptr<i2p::client::ClientDestination> localDestination,
-		uint16_t remotePort) :
-		m_Name(name),
-		m_RemoteDest(remoteDest),
-		m_LocalDest(localDestination),
-		m_LocalEndpoint(localEndpoint),
-		m_RemoteIdent(nullptr),
-		m_ResolveThread(nullptr),
-		m_LocalSocket(localDestination->GetService(), localEndpoint),
-		RemotePort(remotePort),
-		m_cancel_resolve(false)
-	{
-		auto dgram = m_LocalDest->CreateDatagramDestination();
-		dgram->SetReceiver(std::bind(&I2PUDPClientTunnel::HandleRecvFromI2P, this,
-																 std::placeholders::_1, std::placeholders::_2,
-																 std::placeholders::_3, std::placeholders::_4,
-																 std::placeholders::_5));
-	}
-
-	
-	
-	void I2PUDPClientTunnel::Start() {
-		m_LocalDest->Start();
-		if (m_ResolveThread == nullptr)
-			m_ResolveThread = new std::thread(std::bind(&I2PUDPClientTunnel::TryResolving, this));
-		RecvFromLocal();
-	}
-
-	void I2PUDPClientTunnel::RecvFromLocal()
-	{
-		m_LocalSocket.async_receive_from(boost::asio::buffer(m_RecvBuff, I2P_UDP_MAX_MTU),
-			m_RecvEndpoint, std::bind(&I2PUDPClientTunnel::HandleRecvFromLocal, this, std::placeholders::_1, std::placeholders::_2));
-	}
-
-	void I2PUDPClientTunnel::HandleRecvFromLocal(const boost::system::error_code & ec, std::size_t transferred)
-	{
-		if(ec) {
-			LogPrint(eLogError, "UDP Client: ", ec.message());
-			return;
-		}
-		if(!m_RemoteIdent) {
-			LogPrint(eLogWarning, "UDP Client: remote endpoint not resolved yet");
-			RecvFromLocal();
-			return; // drop, remote not resolved
-		}
-		auto remotePort = m_RecvEndpoint.port();
-		auto itr = m_Sessions.find(remotePort);
-		if (itr == m_Sessions.end()) {
-			// track new udp convo
-			m_Sessions[remotePort] = {boost::asio::ip::udp::endpoint(m_RecvEndpoint), 0};
-		}
-		// send off to remote i2p destination
-		LogPrint(eLogDebug, "UDP Client: send ", transferred, " to ", m_RemoteIdent->ToBase32(), ":", RemotePort);
-		m_LocalDest->GetDatagramDestination()->SendDatagramTo(m_RecvBuff, transferred, *m_RemoteIdent, remotePort, RemotePort);
-		// mark convo as active
-		m_Sessions[remotePort].second = i2p::util::GetMillisecondsSinceEpoch();
-		RecvFromLocal();
-	}
-	
-	std::vector<std::shared_ptr<DatagramSessionInfo> > I2PUDPClientTunnel::GetSessions()
-	{
-		// TODO: implement
-		std::vector<std::shared_ptr<DatagramSessionInfo> > infos;
-		return infos;
-	}
-	
-	void I2PUDPClientTunnel::TryResolving() {
-		LogPrint(eLogInfo, "UDP Tunnel: Trying to resolve ", m_RemoteDest);
-		i2p::data::IdentHash * h = new i2p::data::IdentHash;
-
-		while(!context.GetAddressBook().GetIdentHash(m_RemoteDest, *h) && !m_cancel_resolve)
-		{
-			LogPrint(eLogWarning, "UDP Tunnel: failed to lookup ", m_RemoteDest);
-			std::this_thread::sleep_for(std::chrono::seconds(1));
-		}
-		if(m_cancel_resolve)
-		{
-			LogPrint(eLogError, "UDP Tunnel: lookup of ", m_RemoteDest, " was cancelled");
-			return;
-		}
-		m_RemoteIdent = h;
-		LogPrint(eLogInfo, "UDP Tunnel: resolved ", m_RemoteDest, " to ", m_RemoteIdent->ToBase32());
-	}
-
-	void I2PUDPClientTunnel::HandleRecvFromI2P(const i2p::data::IdentityEx& from, uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len)
-	{
-		if(m_RemoteIdent && from.GetIdentHash() == *m_RemoteIdent)
-		{
-			auto itr = m_Sessions.find(toPort);
-			// found convo ?
-			if(itr != m_Sessions.end())
-			{
-				// found convo
-				if (len > 0) {
-					LogPrint(eLogDebug, "UDP Client: got ", len, "B from ", from.GetIdentHash().ToBase32());
-					m_LocalSocket.send_to(boost::asio::buffer(buf, len), itr->second.first);
-					// mark convo as active
-					itr->second.second = i2p::util::GetMillisecondsSinceEpoch();
-				}
-			}
-			else
-				LogPrint(eLogWarning, "UDP Client: not tracking udp session using port ", (int) toPort); 
-		}
-		else
-			LogPrint(eLogWarning, "UDP Client: unwarrented traffic from ", from.GetIdentHash().ToBase32());
-		
-	}
-
-	I2PUDPClientTunnel::~I2PUDPClientTunnel() {
-		auto dgram = m_LocalDest->GetDatagramDestination();
-		if (dgram) dgram->ResetReceiver();
-
-		m_Sessions.clear();
-		
-		if(m_LocalSocket.is_open())
-			m_LocalSocket.close();
-
-		m_cancel_resolve = true;
-
-		if(m_ResolveThread)
-		{
-			m_ResolveThread->join();
-			delete m_ResolveThread;
-			m_ResolveThread = nullptr;
-		}
-		if (m_RemoteIdent) delete m_RemoteIdent;
-	}
-}
-}

I2PTunnel.h

@@ -1,360 +0,0 @@
-#ifndef I2PTUNNEL_H__
-#define I2PTUNNEL_H__
-
-#include <inttypes.h>
-#include <string>
-#include <set>
-#include <tuple>
-#include <memory>
-#include <sstream>
-#include <boost/asio.hpp>
-#include "Identity.h"
-#include "Destination.h"
-#include "Datagram.h"
-#include "Streaming.h"
-#include "I2PService.h"
-
-namespace i2p
-{
-namespace client
-{
-	const size_t I2P_TUNNEL_CONNECTION_BUFFER_SIZE = 65536;
-	const int I2P_TUNNEL_CONNECTION_MAX_IDLE = 3600; // in seconds	
-	const int I2P_TUNNEL_DESTINATION_REQUEST_TIMEOUT = 10; // in seconds
-	// for HTTP tunnels		
-	const char X_I2P_DEST_HASH[] = "X-I2P-DestHash"; // hash  in base64
-	const char X_I2P_DEST_B64[] = "X-I2P-DestB64"; // full address in base64
-	const char X_I2P_DEST_B32[] = "X-I2P-DestB32"; // .b32.i2p address
-
-	class I2PTunnelConnection: public I2PServiceHandler, public std::enable_shared_from_this<I2PTunnelConnection>
-	{
-		public:
-
-			I2PTunnelConnection (I2PService * owner, std::shared_ptr<boost::asio::ip::tcp::socket> socket,
-				std::shared_ptr<const i2p::data::LeaseSet> leaseSet, int port = 0); // to I2P
-			I2PTunnelConnection (I2PService * owner, std::shared_ptr<boost::asio::ip::tcp::socket> socket,
-				std::shared_ptr<i2p::stream::Stream> stream); // to I2P using simplified API 
-			I2PTunnelConnection (I2PService * owner, std::shared_ptr<i2p::stream::Stream> stream,  std::shared_ptr<boost::asio::ip::tcp::socket> socket, 
-				const boost::asio::ip::tcp::endpoint& target, bool quiet = true); // from I2P
-			~I2PTunnelConnection ();
-			void I2PConnect (const uint8_t * msg = nullptr, size_t len = 0);
-			void Connect (bool isUniqueLocal = true);
-			
-		protected:
-
-			void Terminate ();	
-
-			void Receive ();
-			void HandleReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred);	
-			virtual void Write (const uint8_t * buf, size_t len); // can be overloaded
-			void HandleWrite (const boost::system::error_code& ecode);	
-
-			void StreamReceive ();
-			void HandleStreamReceive (const boost::system::error_code& ecode, std::size_t bytes_transferred);
-			void HandleConnect (const boost::system::error_code& ecode);
-
-			std::shared_ptr<const boost::asio::ip::tcp::socket> GetSocket () const { return m_Socket; };
-
-		private:
-
-			uint8_t m_Buffer[I2P_TUNNEL_CONNECTION_BUFFER_SIZE], m_StreamBuffer[I2P_TUNNEL_CONNECTION_BUFFER_SIZE];
-			std::shared_ptr<boost::asio::ip::tcp::socket> m_Socket;
-			std::shared_ptr<i2p::stream::Stream> m_Stream;
-			boost::asio::ip::tcp::endpoint m_RemoteEndpoint;
-			bool m_IsQuiet; // don't send destination
-	};
-
-	class I2PClientTunnelConnectionHTTP: public I2PTunnelConnection
-	{
-		public:
-
-			I2PClientTunnelConnectionHTTP (I2PService * owner, std::shared_ptr<boost::asio::ip::tcp::socket> socket,
-				std::shared_ptr<i2p::stream::Stream> stream):
-				I2PTunnelConnection (owner, socket, stream), m_HeaderSent (false),
-				m_ConnectionSent (false), m_ProxyConnectionSent (false) {};
-
-		protected:
-
-			void Write (const uint8_t * buf, size_t len);	
-			
-		private:	
-
-			std::stringstream m_InHeader, m_OutHeader;
-			bool m_HeaderSent, m_ConnectionSent, m_ProxyConnectionSent;
-	};	
-	
-	class I2PServerTunnelConnectionHTTP: public I2PTunnelConnection
-	{
-		public:
-			
-			I2PServerTunnelConnectionHTTP (I2PService * owner, std::shared_ptr<i2p::stream::Stream> stream,
-				std::shared_ptr<boost::asio::ip::tcp::socket> socket, 
-				const boost::asio::ip::tcp::endpoint& target, const std::string& host); 
-
-		protected:
-
-			void Write (const uint8_t * buf, size_t len);
-
-		private:
-		
-			std::string m_Host;
-			std::stringstream m_InHeader, m_OutHeader;
-			bool m_HeaderSent;
-			std::shared_ptr<const i2p::data::IdentityEx> m_From;
-	};
-
-	class I2PTunnelConnectionIRC: public I2PTunnelConnection
-    {
-        public:
-                
-            I2PTunnelConnectionIRC (I2PService * owner, std::shared_ptr<i2p::stream::Stream> stream,
-                std::shared_ptr<boost::asio::ip::tcp::socket> socket, 
-                const boost::asio::ip::tcp::endpoint& target, const std::string& m_WebircPass); 
-
-        protected:
-
-            void Write (const uint8_t * buf, size_t len);
-
-        private:
-   
-            std::shared_ptr<const i2p::data::IdentityEx> m_From;
-            std::stringstream m_OutPacket, m_InPacket;
-			bool m_NeedsWebIrc;
-            std::string m_WebircPass; 
-    };
-
-
-	class I2PClientTunnel: public TCPIPAcceptor
-	{
-		protected:
-
-			// Implements TCPIPAcceptor
-			std::shared_ptr<I2PServiceHandler> CreateHandler(std::shared_ptr<boost::asio::ip::tcp::socket> socket);
-
-		public:
-
-			I2PClientTunnel (const std::string& name, const std::string& destination, 
-				const std::string& address, int port, std::shared_ptr<ClientDestination> localDestination, int destinationPort = 0);
-			~I2PClientTunnel () {}
-	
-			void Start ();
-			void Stop ();
-
-			const char* GetName() { return m_Name.c_str (); }	
-			
-		private:
-
-			const i2p::data::IdentHash * GetIdentHash ();
-
-		private:
-			
-			std::string m_Name, m_Destination;
-			const i2p::data::IdentHash * m_DestinationIdentHash;
-			int m_DestinationPort;	
-	};
-
-
-	/** 2 minute timeout for udp sessions */
-	const uint64_t I2P_UDP_SESSION_TIMEOUT = 1000 * 60 * 2;
-
-	/** max size for i2p udp */
-	const size_t I2P_UDP_MAX_MTU = i2p::datagram::MAX_DATAGRAM_SIZE;
-
-	struct UDPSession
-	{
-		i2p::datagram::DatagramDestination * m_Destination;
-		boost::asio::ip::udp::socket IPSocket;
-		i2p::data::IdentHash Identity;
-		boost::asio::ip::udp::endpoint FromEndpoint;
-		boost::asio::ip::udp::endpoint SendEndpoint;
-		uint64_t LastActivity;
-
-		uint16_t LocalPort;
-		uint16_t RemotePort;
-
-		uint8_t m_Buffer[I2P_UDP_MAX_MTU];
-	
-		UDPSession(boost::asio::ip::udp::endpoint localEndpoint,
-							 const std::shared_ptr<i2p::client::ClientDestination> & localDestination,
-							 boost::asio::ip::udp::endpoint remote, const i2p::data::IdentHash * ident,
-							 uint16_t ourPort, uint16_t theirPort);
-		void HandleReceived(const boost::system::error_code & ecode, std::size_t len);
-		void Receive();
-	};
-
-  
-	/** read only info about a datagram session */
-	struct DatagramSessionInfo
-	{
-		/** the name of this forward */
-		std::string Name;
-		/** ident hash of local destination */
-		std::shared_ptr<const i2p::data::IdentHash> LocalIdent;
-		/** ident hash of remote destination */
-		std::shared_ptr<const i2p::data::IdentHash> RemoteIdent;
-		/** ident hash of IBGW in use currently in this session or nullptr if none is set */
-		std::shared_ptr<const i2p::data::IdentHash> CurrentIBGW;
-		/** ident hash of OBEP in use for this session or nullptr if none is set */
-		std::shared_ptr<const i2p::data::IdentHash> CurrentOBEP;
-		/** i2p router's udp endpoint */
-		boost::asio::ip::udp::endpoint LocalEndpoint;
-		/** client's udp endpoint */
-		boost::asio::ip::udp::endpoint RemoteEndpoint;
-		/** how long has this converstation been idle in ms */
-		uint64_t idle;
-	};
-
-	typedef std::shared_ptr<UDPSession> UDPSessionPtr;
-	
-	/** server side udp tunnel, many i2p inbound to 1 ip outbound */
-	class I2PUDPServerTunnel
-  {
-		public:
-			I2PUDPServerTunnel(const std::string & name,
-				std::shared_ptr<i2p::client::ClientDestination> localDestination,
-        boost::asio::ip::address localAddress,
-				boost::asio::ip::udp::endpoint forwardTo, uint16_t port);
-			~I2PUDPServerTunnel();
-			/** expire stale udp conversations */
-			void ExpireStale(const uint64_t delta=I2P_UDP_SESSION_TIMEOUT);
-			void Start();
-			const char * GetName() const { return m_Name.c_str(); }
-			std::vector<std::shared_ptr<DatagramSessionInfo> > GetSessions();
-			std::shared_ptr<ClientDestination> GetLocalDestination () const { return m_LocalDest; }
-
-			void SetUniqueLocal(bool isUniqueLocal = true) { m_IsUniqueLocal = isUniqueLocal; }
-
-		private:
-
-			void HandleRecvFromI2P(const i2p::data::IdentityEx& from, uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len);
-			UDPSessionPtr ObtainUDPSession(const i2p::data::IdentityEx& from, uint16_t localPort, uint16_t remotePort);
-
-		private:
-			bool m_IsUniqueLocal;
-			const std::string m_Name;
-			boost::asio::ip::address m_LocalAddress;
-			boost::asio::ip::udp::endpoint m_RemoteEndpoint;
-			std::mutex m_SessionsMutex;
-			std::vector<UDPSessionPtr> m_Sessions;
-			std::shared_ptr<i2p::client::ClientDestination> m_LocalDest;
-	};
-
-	class I2PUDPClientTunnel 
-	{
-		public:
-			I2PUDPClientTunnel(const std::string & name, const std::string &remoteDest,
-				boost::asio::ip::udp::endpoint localEndpoint, std::shared_ptr<i2p::client::ClientDestination> localDestination,
-				uint16_t remotePort);
-			~I2PUDPClientTunnel();
-			void Start();
-			const char * GetName() const { return m_Name.c_str(); }
-			std::vector<std::shared_ptr<DatagramSessionInfo> > GetSessions();
-			
-			bool IsLocalDestination(const i2p::data::IdentHash & destination) const { return destination == m_LocalDest->GetIdentHash(); }
-
-			std::shared_ptr<ClientDestination> GetLocalDestination () const { return m_LocalDest; }
-			void ExpireStale(const uint64_t delta=I2P_UDP_SESSION_TIMEOUT);
-
-		private:
-		typedef std::pair<boost::asio::ip::udp::endpoint, uint64_t> UDPConvo;
-		void RecvFromLocal();
-		void HandleRecvFromLocal(const boost::system::error_code & e, std::size_t transferred);
-			void HandleRecvFromI2P(const i2p::data::IdentityEx& from, uint16_t fromPort, uint16_t toPort, const uint8_t * buf, size_t len);
-			void TryResolving();
-			const std::string m_Name;
-		std::mutex m_SessionsMutex;
-		std::map<uint16_t, UDPConvo > m_Sessions; // maps i2p port -> local udp convo
-			const std::string m_RemoteDest;
-			std::shared_ptr<i2p::client::ClientDestination> m_LocalDest;
-			const boost::asio::ip::udp::endpoint m_LocalEndpoint;
-			i2p::data::IdentHash * m_RemoteIdent;
-			std::thread * m_ResolveThread;
-		boost::asio::ip::udp::socket m_LocalSocket;
-		boost::asio::ip::udp::endpoint m_RecvEndpoint;
-		uint8_t m_RecvBuff[I2P_UDP_MAX_MTU];
-			uint16_t RemotePort;
-			bool m_cancel_resolve;
-	};
-	
-	class I2PServerTunnel: public I2PService
-	{
-		public:
-
-			I2PServerTunnel (const std::string& name, const std::string& address, int port, 
-				std::shared_ptr<ClientDestination> localDestination, int inport = 0, bool gzip = true);	
-
-			void Start ();
-			void Stop ();
-
-			void SetAccessList (const std::set<i2p::data::IdentHash>& accessList); 
-
-			void SetUniqueLocal (bool isUniqueLocal) { m_IsUniqueLocal = isUniqueLocal; }
-			bool IsUniqueLocal () const { return m_IsUniqueLocal; }
-
-			const std::string& GetAddress() const { return m_Address; }
-			int GetPort () const { return m_Port; };
-			uint16_t GetLocalPort () const { return m_PortDestination->GetLocalPort (); };
-			const boost::asio::ip::tcp::endpoint& GetEndpoint () const { return m_Endpoint; }
-
-			const char* GetName() { return m_Name.c_str (); }	
-
-      void SetMaxConnsPerMinute(const uint32_t conns) { m_PortDestination->SetMaxConnsPerMinute(conns); }
-
-  private:
-
-			void HandleResolve (const boost::system::error_code& ecode, boost::asio::ip::tcp::resolver::iterator it, 
-				std::shared_ptr<boost::asio::ip::tcp::resolver> resolver);
-
-			void Accept ();
-			void HandleAccept (std::shared_ptr<i2p::stream::Stream> stream);
-			virtual std::shared_ptr<I2PTunnelConnection> CreateI2PConnection (std::shared_ptr<i2p::stream::Stream> stream);
-
-		private:
-			
-			bool m_IsUniqueLocal;
-			std::string m_Name, m_Address;
-			int m_Port;
-			boost::asio::ip::tcp::endpoint m_Endpoint;	
-			std::shared_ptr<i2p::stream::StreamingDestination> m_PortDestination;
-			std::set<i2p::data::IdentHash> m_AccessList;
-			bool m_IsAccessList;
-	};
-
-	class I2PServerTunnelHTTP: public I2PServerTunnel
-	{
-		public:
-
-			I2PServerTunnelHTTP (const std::string& name, const std::string& address, int port, 
-				std::shared_ptr<ClientDestination> localDestination, const std::string& host,
-			    int inport = 0, bool gzip = true);	
-
-		private:
-
-			std::shared_ptr<I2PTunnelConnection> CreateI2PConnection (std::shared_ptr<i2p::stream::Stream> stream);
-
-		private:
-
-			std::string m_Host;
-	};
-	
-    class I2PServerTunnelIRC: public I2PServerTunnel
-    {
-        public:
-
-            I2PServerTunnelIRC (const std::string& name, const std::string& address, int port, 
-                std::shared_ptr<ClientDestination> localDestination, const std::string& webircpass,
-                int inport = 0, bool gzip = true);   
-
-        private:
-
-            std::shared_ptr<I2PTunnelConnection> CreateI2PConnection (std::shared_ptr<i2p::stream::Stream> stream);
-
-        private:
-
-        	std::string m_WebircPass;
-    };
-
-}
-}	
-
-#endif

Identity.cpp

@@ -1,666 +0,0 @@
-#include <time.h>
-#include <stdio.h>
-#include "Crypto.h"
-#include "I2PEndian.h"
-#include "Log.h"
-#include "Identity.h"
-
-namespace i2p
-{
-namespace data
-{
-	Identity& Identity::operator=(const Keys& keys)
-	{
-		// copy public and signing keys together
-		memcpy (publicKey, keys.publicKey, sizeof (publicKey) + sizeof (signingKey));
-		memset (certificate, 0, sizeof (certificate));		
-		return *this;
-	}
-
-	size_t Identity::FromBuffer (const uint8_t * buf, size_t len)
-	{
-		if ( len < DEFAULT_IDENTITY_SIZE ) {
-			// buffer too small, don't overflow
-			return 0;
-		}
-		memcpy (publicKey, buf, DEFAULT_IDENTITY_SIZE);
-		return DEFAULT_IDENTITY_SIZE;
-	}
-
-	IdentHash Identity::Hash () const
-	{
-		IdentHash hash;
-		SHA256(publicKey, DEFAULT_IDENTITY_SIZE, hash);
-		return hash;
-	}	
-	
-	IdentityEx::IdentityEx ():
-		m_IsVerifierCreated (false), m_ExtendedLen (0), m_ExtendedBuffer (nullptr)
-	{
-	}
-
-	IdentityEx::IdentityEx(const uint8_t * publicKey, const uint8_t * signingKey, SigningKeyType type):
-		m_IsVerifierCreated (false)
-	{	
-		memcpy (m_StandardIdentity.publicKey, publicKey, sizeof (m_StandardIdentity.publicKey));
-		if (type != SIGNING_KEY_TYPE_DSA_SHA1)
-		{
-			size_t excessLen = 0;
-			uint8_t * excessBuf = nullptr;
-			switch (type)
-			{
-				case SIGNING_KEY_TYPE_ECDSA_SHA256_P256:
-				{	
-					size_t padding =  128 - i2p::crypto::ECDSAP256_KEY_LENGTH; // 64 = 128 - 64
-					RAND_bytes (m_StandardIdentity.signingKey, padding);
-					memcpy (m_StandardIdentity.signingKey + padding, signingKey, i2p::crypto::ECDSAP256_KEY_LENGTH);
-					break;
-				}
-				case SIGNING_KEY_TYPE_ECDSA_SHA384_P384:
-				{	
-					size_t padding = 128 - i2p::crypto::ECDSAP384_KEY_LENGTH; // 32 = 128 - 96
-					RAND_bytes (m_StandardIdentity.signingKey, padding);
-					memcpy (m_StandardIdentity.signingKey + padding, signingKey, i2p::crypto::ECDSAP384_KEY_LENGTH);
-					break;
-				}	
-				case SIGNING_KEY_TYPE_ECDSA_SHA512_P521:
-				{
-					memcpy (m_StandardIdentity.signingKey, signingKey, 128);
-					excessLen = i2p::crypto::ECDSAP521_KEY_LENGTH - 128; // 4 = 132 - 128
-					excessBuf = new uint8_t[excessLen];
-					memcpy (excessBuf, signingKey + 128, excessLen);
-					break;
-				}	
-				case SIGNING_KEY_TYPE_RSA_SHA256_2048:
-				{
-					memcpy (m_StandardIdentity.signingKey, signingKey, 128);
-					excessLen = i2p::crypto::RSASHA2562048_KEY_LENGTH - 128; // 128 = 256 - 128
-					excessBuf = new uint8_t[excessLen];
-					memcpy (excessBuf, signingKey + 128, excessLen);
-					break;
-				}	
-				case SIGNING_KEY_TYPE_RSA_SHA384_3072:
-				{
-					memcpy (m_StandardIdentity.signingKey, signingKey, 128);
-					excessLen = i2p::crypto::RSASHA3843072_KEY_LENGTH - 128; // 256 = 384 - 128
-					excessBuf = new uint8_t[excessLen];
-					memcpy (excessBuf, signingKey + 128, excessLen);
-					break;
-				}	
-				case SIGNING_KEY_TYPE_RSA_SHA512_4096:
-				{
-					memcpy (m_StandardIdentity.signingKey, signingKey, 128);
-					excessLen = i2p::crypto::RSASHA5124096_KEY_LENGTH - 128; // 384 = 512 - 128
-					excessBuf = new uint8_t[excessLen];
-					memcpy (excessBuf, signingKey + 128, excessLen);
-					break;
-				}	
-				case SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519:
-				{
-					size_t padding = 128 - i2p::crypto::EDDSA25519_PUBLIC_KEY_LENGTH; // 96 = 128 - 32
-					RAND_bytes (m_StandardIdentity.signingKey, padding);
-					memcpy (m_StandardIdentity.signingKey + padding, signingKey, i2p::crypto::EDDSA25519_PUBLIC_KEY_LENGTH);
-					break;
-				}	
-				case SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256:
-				case SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256_TEST:
-				{	
-					// 256
-					size_t padding = 128 - i2p::crypto::GOSTR3410_256_PUBLIC_KEY_LENGTH; // 64 = 128 - 64
-					RAND_bytes (m_StandardIdentity.signingKey, padding);
-					memcpy (m_StandardIdentity.signingKey + padding, signingKey, i2p::crypto::GOSTR3410_256_PUBLIC_KEY_LENGTH);
-					break;
-				}
-				case SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512:
-				case SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512_TEST:		
-				{	
-					// 512
-					// no padding, key length is 128
-					memcpy (m_StandardIdentity.signingKey, signingKey, i2p::crypto::GOSTR3410_512_PUBLIC_KEY_LENGTH);
-					break;
-				}	
-				default:
-					LogPrint (eLogError, "Identity: Signing key type ", (int)type, " is not supported");
-			}	
-			m_ExtendedLen = 4 + excessLen; // 4 bytes extra + excess length
-			// fill certificate
-			m_StandardIdentity.certificate[0] = CERTIFICATE_TYPE_KEY;
-			htobe16buf (m_StandardIdentity.certificate + 1, m_ExtendedLen); 
-			// fill extended buffer
-			m_ExtendedBuffer = new uint8_t[m_ExtendedLen];
-			htobe16buf (m_ExtendedBuffer, type);
-			htobe16buf (m_ExtendedBuffer + 2, CRYPTO_KEY_TYPE_ELGAMAL);
-			if (excessLen && excessBuf)
-			{
-				memcpy (m_ExtendedBuffer + 4, excessBuf, excessLen);
-				delete[] excessBuf;
-			}	
-			// calculate ident hash
-			uint8_t * buf = new uint8_t[GetFullLen ()];
-			ToBuffer (buf, GetFullLen ());
-			SHA256(buf, GetFullLen (), m_IdentHash);
-			delete[] buf;
-		}
-		else // DSA-SHA1
-		{
-			memcpy (m_StandardIdentity.signingKey, signingKey, sizeof (m_StandardIdentity.signingKey));
-			memset (m_StandardIdentity.certificate, 0, sizeof (m_StandardIdentity.certificate));
-			m_IdentHash = m_StandardIdentity.Hash ();
-			m_ExtendedLen = 0;
-			m_ExtendedBuffer = nullptr;
-		}	
-		CreateVerifier ();
-	}	
-		
-	IdentityEx::IdentityEx (const uint8_t * buf, size_t len):
-		m_IsVerifierCreated (false), m_ExtendedLen (0), m_ExtendedBuffer (nullptr)
-	{
-		FromBuffer (buf, len);
-	}
-
-	IdentityEx::IdentityEx (const IdentityEx& other):
-		m_IsVerifierCreated (false), m_ExtendedLen (0), m_ExtendedBuffer (nullptr)
-	{
-		*this = other;
-	}	
-
-	IdentityEx::IdentityEx (const Identity& standard):
-		m_IsVerifierCreated (false), m_ExtendedLen (0), m_ExtendedBuffer (nullptr)
-	{
-		*this = standard;
-	}	
-		
-	IdentityEx::~IdentityEx ()
-	{
-		delete[] m_ExtendedBuffer;
-	}	
-
-	IdentityEx& IdentityEx::operator=(const IdentityEx& other)
-	{
-		memcpy (&m_StandardIdentity, &other.m_StandardIdentity, DEFAULT_IDENTITY_SIZE);
-		m_IdentHash = other.m_IdentHash;
-		
-		delete[] m_ExtendedBuffer;
-		m_ExtendedLen = other.m_ExtendedLen;
-		if (m_ExtendedLen > 0)
-		{	
-			m_ExtendedBuffer = new uint8_t[m_ExtendedLen];
-			memcpy (m_ExtendedBuffer, other.m_ExtendedBuffer, m_ExtendedLen);
-		}	        
-		else
-			m_ExtendedBuffer = nullptr;
-		
-		m_Verifier = nullptr;
-		m_IsVerifierCreated = false;
-		
-		return *this;
-	}	
-
-	IdentityEx& IdentityEx::operator=(const Identity& standard)
-	{
-		m_StandardIdentity = standard;
-		m_IdentHash = m_StandardIdentity.Hash ();
-		
-		delete[] m_ExtendedBuffer;
-		m_ExtendedBuffer = nullptr;
-		m_ExtendedLen = 0;
-
-		m_Verifier = nullptr;
-		m_IsVerifierCreated = false;
-		
-		return *this;
-	}	
-		
-	size_t IdentityEx::FromBuffer (const uint8_t * buf, size_t len)
-	{
-		if (len < DEFAULT_IDENTITY_SIZE)
-		{
-			LogPrint (eLogError, "Identity: buffer length ", len, " is too small");
-			return 0;
-		}	
-		memcpy (&m_StandardIdentity, buf, DEFAULT_IDENTITY_SIZE);
-
-		if(m_ExtendedBuffer) delete[] m_ExtendedBuffer;
-		m_ExtendedBuffer = nullptr;
-
-		m_ExtendedLen = bufbe16toh (m_StandardIdentity.certificate + 1);
-		if (m_ExtendedLen)
-		{
-			if (m_ExtendedLen + DEFAULT_IDENTITY_SIZE <= len)
-			{	
-				m_ExtendedBuffer = new uint8_t[m_ExtendedLen];
-				memcpy (m_ExtendedBuffer, buf + DEFAULT_IDENTITY_SIZE, m_ExtendedLen);
-			}	
-			else
-			{
-				LogPrint (eLogError, "Identity: Certificate length ", m_ExtendedLen, " exceeds buffer length ", len - DEFAULT_IDENTITY_SIZE);
-				m_ExtendedLen = 0;
-				return 0;
-			}	
-		}		
-		else
-		{
-			m_ExtendedLen = 0;
-			m_ExtendedBuffer = nullptr;
-		}	
-		SHA256(buf, GetFullLen (), m_IdentHash);
-		
-		m_Verifier = nullptr;
-		
-		return GetFullLen ();
-	}	
-
-	size_t IdentityEx::ToBuffer (uint8_t * buf, size_t len) const
-	{
-		const size_t fullLen = GetFullLen();
-		if (fullLen > len) return 0; // buffer is too small and may overflow somewhere else
-		memcpy (buf, &m_StandardIdentity, DEFAULT_IDENTITY_SIZE);
-		if (m_ExtendedLen > 0 && m_ExtendedBuffer)
-			memcpy (buf + DEFAULT_IDENTITY_SIZE, m_ExtendedBuffer, m_ExtendedLen);
-		return fullLen;
-	}
-
-	size_t IdentityEx::FromBase64(const std::string& s)
-	{
-		const size_t slen = s.length();
-		std::vector<uint8_t> buf(slen); // binary data can't exceed base64
-		const size_t len = Base64ToByteStream (s.c_str(), slen, buf.data(), slen);
-		return FromBuffer (buf.data(), len);
-	}	
-	
-	std::string IdentityEx::ToBase64 () const
-	{
-		const size_t bufLen = GetFullLen();
-		const size_t strLen = Base64EncodingBufferSize(bufLen);
-		std::vector<uint8_t> buf(bufLen);
-		std::vector<char> str(strLen);
-		size_t l = ToBuffer (buf.data(), bufLen);
-		size_t l1 = i2p::data::ByteStreamToBase64 (buf.data(), l, str.data(), strLen);
-		return std::string (str.data(), l1);
-	}
-	
-	size_t IdentityEx::GetSigningPublicKeyLen () const
-	{
-		if (!m_Verifier) CreateVerifier ();
-		if (m_Verifier)	
-			return m_Verifier->GetPublicKeyLen ();
-		return 128;
-	}	
-
-	size_t IdentityEx::GetSigningPrivateKeyLen () const
-	{
-		if (!m_Verifier) CreateVerifier ();
-		if (m_Verifier)	
-			return m_Verifier->GetPrivateKeyLen ();
-		return GetSignatureLen ()/2;
-	}	
-		
-	size_t IdentityEx::GetSignatureLen () const
-	{	
-		if (!m_Verifier) CreateVerifier ();	
-		if (m_Verifier)
-			return m_Verifier->GetSignatureLen ();
-		return i2p::crypto::DSA_SIGNATURE_LENGTH;
-	}	
-	bool IdentityEx::Verify (const uint8_t * buf, size_t len, const uint8_t * signature) const 
-	{
-		if (!m_Verifier) CreateVerifier ();
-		if (m_Verifier)
-			return m_Verifier->Verify (buf, len, signature);
-		return false;
-	}	
-
-	SigningKeyType IdentityEx::GetSigningKeyType () const
-	{
-		if (m_StandardIdentity.certificate[0] == CERTIFICATE_TYPE_KEY && m_ExtendedLen >= 2)				
-			return bufbe16toh (m_ExtendedBuffer); // signing key
-		return SIGNING_KEY_TYPE_DSA_SHA1;
-	}	
-
-	CryptoKeyType IdentityEx::GetCryptoKeyType () const
-	{
-		if (m_StandardIdentity.certificate[0] == CERTIFICATE_TYPE_KEY && m_ExtendedLen >= 4)				
-			return bufbe16toh (m_ExtendedBuffer + 2); // crypto key
-		return CRYPTO_KEY_TYPE_ELGAMAL;
-	}	
-		
-	void IdentityEx::CreateVerifier () const 
-	{
-		if (m_Verifier) return; // don't create again
-		auto keyType = GetSigningKeyType ();
-		switch (keyType)
-		{
-			case SIGNING_KEY_TYPE_DSA_SHA1:
-				UpdateVerifier (new i2p::crypto::DSAVerifier (m_StandardIdentity.signingKey));
-			break;
-			case SIGNING_KEY_TYPE_ECDSA_SHA256_P256:
-			{	
-				size_t padding =  128 - i2p::crypto::ECDSAP256_KEY_LENGTH; // 64 = 128 - 64
-				UpdateVerifier (new i2p::crypto::ECDSAP256Verifier (m_StandardIdentity.signingKey + padding));
-				break;
-			}	
-			case SIGNING_KEY_TYPE_ECDSA_SHA384_P384:
-			{	
-				size_t padding = 128 - i2p::crypto::ECDSAP384_KEY_LENGTH; // 32 = 128 - 96
-				UpdateVerifier (new i2p::crypto::ECDSAP384Verifier (m_StandardIdentity.signingKey + padding));
-				break;
-			}	
-			case SIGNING_KEY_TYPE_ECDSA_SHA512_P521:
-			{	
-				uint8_t signingKey[i2p::crypto::ECDSAP521_KEY_LENGTH];
-				memcpy (signingKey, m_StandardIdentity.signingKey, 128);
-				size_t excessLen = i2p::crypto::ECDSAP521_KEY_LENGTH - 128; // 4 = 132- 128
-				memcpy (signingKey + 128, m_ExtendedBuffer + 4, excessLen); // right after signing and crypto key types
-				UpdateVerifier (new i2p::crypto::ECDSAP521Verifier (signingKey));
-				break;
-			}		
-			case SIGNING_KEY_TYPE_RSA_SHA256_2048:
-			{	
-				uint8_t signingKey[i2p::crypto::RSASHA2562048_KEY_LENGTH];
-				memcpy (signingKey, m_StandardIdentity.signingKey, 128);
-				size_t excessLen = i2p::crypto::RSASHA2562048_KEY_LENGTH - 128; // 128 = 256- 128
-				memcpy (signingKey + 128, m_ExtendedBuffer + 4, excessLen); // right after signing and crypto key types
-				UpdateVerifier (new i2p::crypto:: RSASHA2562048Verifier (signingKey));
-				break;
-			}	
-			case SIGNING_KEY_TYPE_RSA_SHA384_3072:
-			{	
-				uint8_t signingKey[i2p::crypto::RSASHA3843072_KEY_LENGTH];
-				memcpy (signingKey, m_StandardIdentity.signingKey, 128);
-				size_t excessLen = i2p::crypto::RSASHA3843072_KEY_LENGTH - 128; // 256 = 384- 128
-				memcpy (signingKey + 128, m_ExtendedBuffer + 4, excessLen); // right after signing and crypto key types
-				UpdateVerifier (new i2p::crypto:: RSASHA3843072Verifier (signingKey));
-				break;
-			}	
-			case SIGNING_KEY_TYPE_RSA_SHA512_4096:
-			{	
-				uint8_t signingKey[i2p::crypto::RSASHA5124096_KEY_LENGTH];
-				memcpy (signingKey, m_StandardIdentity.signingKey, 128);
-				size_t excessLen = i2p::crypto::RSASHA5124096_KEY_LENGTH - 128; // 384 = 512- 128
-				memcpy (signingKey + 128, m_ExtendedBuffer + 4, excessLen); // right after signing and crypto key types
-				UpdateVerifier (new i2p::crypto:: RSASHA5124096Verifier (signingKey));
-				break;
-			}	
-			case SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519:
-			{
-				size_t padding =  128 - i2p::crypto::EDDSA25519_PUBLIC_KEY_LENGTH; // 96 = 128 - 32
-				UpdateVerifier (new i2p::crypto::EDDSA25519Verifier (m_StandardIdentity.signingKey + padding));
-				break;
-			}	
-			case SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256:
-			case SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256_TEST:
-			{	
-				size_t padding =  128 - i2p::crypto::GOSTR3410_256_PUBLIC_KEY_LENGTH; // 64 = 128 - 64
-				UpdateVerifier (new i2p::crypto::GOSTR3410_256_Verifier (i2p::crypto::eGOSTR3410CryptoProA, m_StandardIdentity.signingKey + padding));
-				break;
-			}	
-			case SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512:
-			case SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512_TEST:
-			{	
-				// zero padding
-				UpdateVerifier (new i2p::crypto::GOSTR3410_512_Verifier (i2p::crypto::eGOSTR3410TC26A512, m_StandardIdentity.signingKey));
-				break;
-			}	
-			default:
-				LogPrint (eLogError, "Identity: Signing key type ", (int)keyType, " is not supported");
-		}			
-	}	
-
-	void IdentityEx::UpdateVerifier (i2p::crypto::Verifier * verifier) const
-	{
-		if (!m_Verifier)
-		{
-			auto created = m_IsVerifierCreated.exchange (true);
-			if (!created)
-				m_Verifier.reset (verifier);
-			else
-			{
-				delete verifier;
-				int count = 0;
-				while (!m_Verifier && count < 500) // 5 seconds
-				{	
-					std::this_thread::sleep_for (std::chrono::milliseconds(10)); 
-					count++;
-				}	
-				if (!m_Verifier)
-					LogPrint (eLogError, "Identity: couldn't get verifier in 5 seconds");
-			}
-		}	
-		else
-			delete verifier;
-	}	
-		
-	void IdentityEx::DropVerifier () const
-	{
-		// TODO: potential race condition with Verify
-		m_IsVerifierCreated = false; 
-		m_Verifier = nullptr;
-	}
-
-	PrivateKeys& PrivateKeys::operator=(const Keys& keys)
-	{
-		m_Public = std::make_shared<IdentityEx>(Identity (keys));
-		memcpy (m_PrivateKey, keys.privateKey, 256); // 256 
-		memcpy (m_SigningPrivateKey, keys.signingPrivateKey, m_Public->GetSigningPrivateKeyLen ());
-		m_Signer = nullptr;
-		CreateSigner ();
-		return *this;
-	}
-
-	PrivateKeys& PrivateKeys::operator=(const PrivateKeys& other)
-	{		
-		m_Public = std::make_shared<IdentityEx>(*other.m_Public);
-		memcpy (m_PrivateKey, other.m_PrivateKey, 256); // 256 
-		memcpy (m_SigningPrivateKey, other.m_SigningPrivateKey, m_Public->GetSigningPrivateKeyLen ()); 
-		m_Signer = nullptr;
-		CreateSigner ();
-		return *this;
-	}	
-		
-	size_t PrivateKeys::FromBuffer (const uint8_t * buf, size_t len)
-	{
-		m_Public = std::make_shared<IdentityEx>();
-		size_t ret = m_Public->FromBuffer (buf, len);
-		if (!ret || ret + 256 > len) return 0; // overflow	
-		memcpy (m_PrivateKey, buf + ret, 256); // private key always 256
-		ret += 256;
-		size_t signingPrivateKeySize = m_Public->GetSigningPrivateKeyLen ();
-		if(signingPrivateKeySize + ret > len) return 0; // overflow
-		memcpy (m_SigningPrivateKey, buf + ret, signingPrivateKeySize); 
-		ret += signingPrivateKeySize;
-		m_Signer = nullptr;
-		CreateSigner ();
-		return ret;
-	}
-		
-	size_t PrivateKeys::ToBuffer (uint8_t * buf, size_t len) const
-	{
-		size_t ret = m_Public->ToBuffer (buf, len);
-		memcpy (buf + ret, m_PrivateKey, 256); // private key always 256
-		ret += 256;
-		size_t signingPrivateKeySize = m_Public->GetSigningPrivateKeyLen ();
-		if(ret + signingPrivateKeySize > len) return 0; // overflow
-		memcpy (buf + ret, m_SigningPrivateKey, signingPrivateKeySize); 
-		ret += signingPrivateKeySize;
-		return ret;
-	}	
-
-	size_t PrivateKeys::FromBase64(const std::string& s)
-	{
-		uint8_t * buf = new uint8_t[s.length ()];
-		size_t l = i2p::data::Base64ToByteStream (s.c_str (), s.length (), buf, s.length ());
-		size_t ret = FromBuffer (buf, l);
-		delete[] buf;
-		return ret;
-	}	
-	
-	std::string PrivateKeys::ToBase64 () const
-	{
-		uint8_t * buf = new uint8_t[GetFullLen ()];
-		char * str = new char[GetFullLen ()*2];
-		size_t l = ToBuffer (buf, GetFullLen ());
-		size_t l1 = i2p::data::ByteStreamToBase64 (buf, l, str, GetFullLen ()*2);
-		str[l1] = 0;
-		delete[] buf;
-		std::string ret(str);
-		delete[] str;
-		return ret;
-	}
-
-	void PrivateKeys::Sign (const uint8_t * buf, int len, uint8_t * signature) const
-	{
-		if (!m_Signer)
-  			CreateSigner();
-		m_Signer->Sign (buf, len, signature);
-	}			
-
-	void PrivateKeys::CreateSigner () const
-	{
-		if (m_Signer) return;
-		switch (m_Public->GetSigningKeyType ())
-		{	
-			case SIGNING_KEY_TYPE_DSA_SHA1:
-				m_Signer.reset (new i2p::crypto::DSASigner (m_SigningPrivateKey, m_Public->GetStandardIdentity ().signingKey));
-			break;	
-			case SIGNING_KEY_TYPE_ECDSA_SHA256_P256:
-				m_Signer.reset (new i2p::crypto::ECDSAP256Signer (m_SigningPrivateKey));
-			break;
-			case SIGNING_KEY_TYPE_ECDSA_SHA384_P384:
-				m_Signer.reset (new i2p::crypto::ECDSAP384Signer (m_SigningPrivateKey));
-			break;	
-			case SIGNING_KEY_TYPE_ECDSA_SHA512_P521:
-				m_Signer.reset (new i2p::crypto::ECDSAP521Signer (m_SigningPrivateKey));
-			break;	
-			case SIGNING_KEY_TYPE_RSA_SHA256_2048:
-				m_Signer.reset (new i2p::crypto::RSASHA2562048Signer (m_SigningPrivateKey));
-			break;
-			case SIGNING_KEY_TYPE_RSA_SHA384_3072:
-				m_Signer.reset (new i2p::crypto::RSASHA3843072Signer (m_SigningPrivateKey));
-			break;
-			case SIGNING_KEY_TYPE_RSA_SHA512_4096:
-				m_Signer.reset (new i2p::crypto::RSASHA5124096Signer (m_SigningPrivateKey));
-			break;	
-			case SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519:
-				m_Signer.reset (new i2p::crypto::EDDSA25519Signer (m_SigningPrivateKey, m_Public->GetStandardIdentity ().certificate - i2p::crypto::EDDSA25519_PUBLIC_KEY_LENGTH));
-			break;
-			case SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256:
-			case SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256_TEST:
-				m_Signer.reset (new i2p::crypto::GOSTR3410_256_Signer (i2p::crypto::eGOSTR3410CryptoProA, m_SigningPrivateKey));
-			break;		
-			case SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512:
-			case SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512_TEST:
-				m_Signer.reset (new i2p::crypto::GOSTR3410_512_Signer (i2p::crypto::eGOSTR3410TC26A512, m_SigningPrivateKey));
-			break;		
-			default:
-				LogPrint (eLogError, "Identity: Signing key type ", (int)m_Public->GetSigningKeyType (), " is not supported");
-		}
-	}	
-		
-	PrivateKeys PrivateKeys::CreateRandomKeys (SigningKeyType type)
-	{
-		if (type != SIGNING_KEY_TYPE_DSA_SHA1)
-		{
-			PrivateKeys keys;
-			// signature
-			uint8_t signingPublicKey[512]; // signing public key is 512 bytes max 
-			switch (type)
-			{	
-				case SIGNING_KEY_TYPE_ECDSA_SHA256_P256:
-					i2p::crypto::CreateECDSAP256RandomKeys (keys.m_SigningPrivateKey, signingPublicKey);
-				break;	
-				case SIGNING_KEY_TYPE_ECDSA_SHA384_P384:
-					i2p::crypto::CreateECDSAP384RandomKeys (keys.m_SigningPrivateKey, signingPublicKey);	
-				break;
-				case SIGNING_KEY_TYPE_ECDSA_SHA512_P521:
-					i2p::crypto::CreateECDSAP521RandomKeys (keys.m_SigningPrivateKey, signingPublicKey);	
-				break;	
-				case SIGNING_KEY_TYPE_RSA_SHA256_2048:
-					i2p::crypto::CreateRSARandomKeys (i2p::crypto::RSASHA2562048_KEY_LENGTH, keys.m_SigningPrivateKey, signingPublicKey);	
-				break;
-				case SIGNING_KEY_TYPE_RSA_SHA384_3072:
-					i2p::crypto::CreateRSARandomKeys (i2p::crypto::RSASHA3843072_KEY_LENGTH, keys.m_SigningPrivateKey, signingPublicKey);	
-				break;
-				case SIGNING_KEY_TYPE_RSA_SHA512_4096:
-					i2p::crypto::CreateRSARandomKeys (i2p::crypto::RSASHA5124096_KEY_LENGTH, keys.m_SigningPrivateKey, signingPublicKey);	
-				break;	
-				case SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519:
-					i2p::crypto::CreateEDDSA25519RandomKeys (keys.m_SigningPrivateKey, signingPublicKey);
-				break;	
-				case SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256:
-				case SIGNING_KEY_TYPE_GOSTR3410_CRYPTO_PRO_A_GOSTR3411_256_TEST:
-					i2p::crypto::CreateGOSTR3410RandomKeys (i2p::crypto::eGOSTR3410CryptoProA, keys.m_SigningPrivateKey, signingPublicKey);
-				break;	
-				case SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512:
-				case SIGNING_KEY_TYPE_GOSTR3410_TC26_A_512_GOSTR3411_512_TEST:
-					i2p::crypto::CreateGOSTR3410RandomKeys (i2p::crypto::eGOSTR3410TC26A512, keys.m_SigningPrivateKey, signingPublicKey);
-				break;		
-				default:
-					LogPrint (eLogError, "Identity: Signing key type ", (int)type, " is not supported. Create DSA-SHA1");
-					return PrivateKeys (i2p::data::CreateRandomKeys ()); // DSA-SHA1
-			}	
-			// encryption
-			uint8_t publicKey[256];
-			i2p::crypto::GenerateElGamalKeyPair (keys.m_PrivateKey, publicKey);
-			// identity
-			keys.m_Public = std::make_shared<IdentityEx> (publicKey, signingPublicKey, type);
-
-			keys.CreateSigner ();
-			return keys;
-		}	
-		return PrivateKeys (i2p::data::CreateRandomKeys ()); // DSA-SHA1
-	}	
-		
-	Keys CreateRandomKeys ()
-	{
-		Keys keys;		
-		// encryption
-		i2p::crypto::GenerateElGamalKeyPair(keys.privateKey, keys.publicKey);
-		// signing
-		i2p::crypto::CreateDSARandomKeys (keys.signingPrivateKey, keys.signingKey);	
-		return keys;
-	}	
-
-	IdentHash CreateRoutingKey (const IdentHash& ident)
-	{
-		uint8_t buf[41]; // ident + yyyymmdd
-		memcpy (buf, (const uint8_t *)ident, 32);
-		time_t t = time (nullptr);
-		struct tm tm;
-#ifdef _WIN32
-		gmtime_s(&tm, &t);
-		sprintf_s((char *)(buf + 32), 9, "%04i%02i%02i", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
-#else
-		gmtime_r(&t, &tm);
-		sprintf((char *)(buf + 32), "%04i%02i%02i", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday);
-#endif		
-		IdentHash key;
-		SHA256(buf, 40, key);
-		return key;
-	}	
-	
-	XORMetric operator^(const IdentHash& key1, const IdentHash& key2)
-	{
-		XORMetric m;
-#if defined(__AVX__) // for AVX
-		__asm__
-		(
-			"vmovups %1, %%ymm0 \n"	
-			"vmovups %2, %%ymm1 \n"	
-			"vxorps %%ymm0, %%ymm1, %%ymm1 \n"
-			"vmovups %%ymm1, %0 \n"
-			: "=m"(*m.metric) 
-			: "m"(*key1), "m"(*key2)
-			: "memory", "%xmm0", "%xmm1" // should be replaced by %ymm0/1 once supported by compiler
-		);			
-#else
-		const uint64_t * hash1 = key1.GetLL (), * hash2 = key2.GetLL ();
-		m.metric_ll[0] = hash1[0] ^ hash2[0];
-		m.metric_ll[1] = hash1[1] ^ hash2[1];
-		m.metric_ll[2] = hash1[2] ^ hash2[2];
-		m.metric_ll[3] = hash1[3] ^ hash2[3];
-#endif
-
-		return m;
-	}	
-}
-}

LICENSE

@@ -1,4 +1,4 @@
-Copyright (c) 2013-2015, The PurpleI2P Project
+Copyright (c) 2013-2023, The PurpleI2P Project
 
 All rights reserved.
 

LeaseSet.cpp

@@ -1,262 +0,0 @@
-#include <string.h>
-#include "I2PEndian.h"
-#include "Crypto.h"
-#include "Log.h"
-#include "Timestamp.h"
-#include "NetDb.h"
-#include "Tunnel.h"
-#include "LeaseSet.h"
-
-namespace i2p
-{
-namespace data
-{
-	
-	LeaseSet::LeaseSet (const uint8_t * buf, size_t len, bool storeLeases):
-		m_IsValid (true), m_StoreLeases (storeLeases), m_ExpirationTime (0)
-	{
-		m_Buffer = new uint8_t[len];
-		memcpy (m_Buffer, buf, len);
-		m_BufferLen = len;
-		ReadFromBuffer ();
-	}
-
-	void LeaseSet::Update (const uint8_t * buf, size_t len)
-	{	
-		if (len > m_BufferLen)
-		{
-			auto oldBuffer = m_Buffer;
-			m_Buffer = new uint8_t[len];
-			delete[] oldBuffer;
-		}	
-		memcpy (m_Buffer, buf, len);
-		m_BufferLen = len;
-		ReadFromBuffer (false);
-	}
-
-	void LeaseSet::PopulateLeases ()
-	{
-		m_StoreLeases = true;
-		ReadFromBuffer (false);
-	}	
-		
-	void LeaseSet::ReadFromBuffer (bool readIdentity)	
-	{	
-		if (readIdentity || !m_Identity)
-			m_Identity = std::make_shared<IdentityEx>(m_Buffer, m_BufferLen);
-		size_t size = m_Identity->GetFullLen ();
-		if (size > m_BufferLen)
-		{
-			LogPrint (eLogError, "LeaseSet: identity length ", size, " exceeds buffer size ", m_BufferLen);
-			m_IsValid = false;
-			return;
-		}
-		memcpy (m_EncryptionKey, m_Buffer + size, 256);
-		size += 256; // encryption key
-		size += m_Identity->GetSigningPublicKeyLen (); // unused signing key
-		uint8_t num = m_Buffer[size];
-		size++; // num
-		LogPrint (eLogDebug, "LeaseSet: read num=", (int)num);
-		if (!num || num > MAX_NUM_LEASES)
-		{	  
-			LogPrint (eLogError, "LeaseSet: incorrect number of leases", (int)num);
-			m_IsValid = false;
-			return;
-		}	
-
-		// reset existing leases
-		if (m_StoreLeases)
-			for (auto& it: m_Leases)
-				it->isUpdated = false;
-		else	
-			m_Leases.clear ();
-
-		// process leases
-		m_ExpirationTime = 0;
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		const uint8_t * leases = m_Buffer + size;
-		for (int i = 0; i < num; i++)
-		{
-			Lease lease;
-			lease.tunnelGateway = leases;
-			leases += 32; // gateway
-			lease.tunnelID = bufbe32toh (leases);
-			leases += 4; // tunnel ID
-			lease.endDate = bufbe64toh (leases); 
-			leases += 8; // end date
-			if (ts < lease.endDate + LEASE_ENDDATE_THRESHOLD)
-			{	
-				if (lease.endDate > m_ExpirationTime)
-					m_ExpirationTime = lease.endDate;
-				if (m_StoreLeases)
-				{	
-					auto ret = m_Leases.insert (std::make_shared<Lease>(lease));
-					if (!ret.second) (*ret.first)->endDate = lease.endDate; // update existing
-					(*ret.first)->isUpdated = true;
-					// check if lease's gateway is in our netDb
-					if (!netdb.FindRouter (lease.tunnelGateway))
-					{
-						// if not found request it
-						LogPrint (eLogInfo, "LeaseSet: Lease's tunnel gateway not found, requesting");
-						netdb.RequestDestination (lease.tunnelGateway);
-					}
-				}	
-			}
-			else
-				LogPrint (eLogWarning, "LeaseSet: Lease is expired already ");
-		}	
-		if (!m_ExpirationTime)
-		{
-			LogPrint (eLogWarning, "LeaseSet: all leases are expired. Dropped");
-			m_IsValid = false;
-			return;
-		}	
-		m_ExpirationTime += LEASE_ENDDATE_THRESHOLD;
-		// delete old leases	
-		if (m_StoreLeases)
-		{	
-			for (auto it = m_Leases.begin (); it != m_Leases.end ();)
-			{	
-				if (!(*it)->isUpdated)
-				{
-					(*it)->endDate = 0; // somebody might still hold it
-					m_Leases.erase (it++);
-				}	
-				else
-					++it;
-			}
-		}
-
-		// verify
-		if (!m_Identity->Verify (m_Buffer, leases - m_Buffer, leases))
-		{
-			LogPrint (eLogWarning, "LeaseSet: verification failed");
-			m_IsValid = false;
-		}
-	}				
-
-	uint64_t LeaseSet::ExtractTimestamp (const uint8_t * buf, size_t len) const 
-	{
-		if (!m_Identity) return 0;
-		size_t size = m_Identity->GetFullLen ();
-		if (size > len) return 0;
-		size += 256; // encryption key
-		size += m_Identity->GetSigningPublicKeyLen (); // unused signing key
-		if (size > len) return 0;
-		uint8_t num = buf[size];
-		size++; // num
-		if (size + num*LEASE_SIZE > len) return 0;
-		uint64_t timestamp= 0 ;
-		for (int i = 0; i < num; i++)
-		{
-			size += 36; // gateway (32) + tunnelId(4)
-			auto endDate = bufbe64toh (buf + size); 
-			size += 8; // end date
-			if (!timestamp || endDate < timestamp)
-				timestamp = endDate;
-		}	
-		return timestamp;
-	}	
-
-	bool LeaseSet::IsNewer (const uint8_t * buf, size_t len) const
-	{
-		return ExtractTimestamp (buf, len) > ExtractTimestamp (m_Buffer, m_BufferLen);
-	}	
-
-	bool LeaseSet::ExpiresSoon(const uint64_t dlt, const uint64_t fudge) const
-	{
-		auto now = i2p::util::GetMillisecondsSinceEpoch ();
-		if (fudge) now += rand() % fudge;
-		if (now >= m_ExpirationTime) return true;
-		return	m_ExpirationTime - now <= dlt;
-	}
-
-  const std::vector<std::shared_ptr<const Lease> > LeaseSet::GetNonExpiredLeases (bool withThreshold) const
-  {
-    return GetNonExpiredLeasesExcluding( [] (const Lease & l) -> bool { return false; }, withThreshold);
-  }
-  
-	const std::vector<std::shared_ptr<const Lease> > LeaseSet::GetNonExpiredLeasesExcluding (LeaseInspectFunc exclude, bool withThreshold) const
-	{
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		std::vector<std::shared_ptr<const Lease> > leases;
-		for (const auto& it: m_Leases)
-		{
-			auto endDate = it->endDate;
-			if (withThreshold)
-				endDate += LEASE_ENDDATE_THRESHOLD;
-			else
-				endDate -= LEASE_ENDDATE_THRESHOLD;
-			if (ts < endDate && !exclude(*it))
-				leases.push_back (it);
-		}	
-		return leases;	
-	}	
-
-	bool LeaseSet::HasExpiredLeases () const
- 	{
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		for (const auto& it: m_Leases)
-			if (ts >= it->endDate) return true;
-		return false;
- 	}	
-
-	bool LeaseSet::IsExpired () const
-	{
-		if (m_StoreLeases && IsEmpty ()) return true;
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		return ts > m_ExpirationTime;
-	}
-
-	LocalLeaseSet::LocalLeaseSet (std::shared_ptr<const IdentityEx> identity, const uint8_t * encryptionPublicKey, std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels):
-		m_ExpirationTime (0), m_Identity (identity)
-	{
-		int num = tunnels.size ();
-		if (num > MAX_NUM_LEASES) num = MAX_NUM_LEASES;
-		// identity
-		auto signingKeyLen = m_Identity->GetSigningPublicKeyLen ();
-		m_BufferLen = m_Identity->GetFullLen () + 256 + signingKeyLen + 1 + num*LEASE_SIZE + m_Identity->GetSignatureLen ();	
-		m_Buffer = new uint8_t[m_BufferLen];	
-		auto offset = m_Identity->ToBuffer (m_Buffer, m_BufferLen);
-		memcpy (m_Buffer + offset, encryptionPublicKey, 256);
-		offset += 256;
-		memset (m_Buffer + offset, 0, signingKeyLen);
-		offset += signingKeyLen;
-		// num leases
-		m_Buffer[offset] = num; 
-		offset++;
-		// leases
-		m_Leases = m_Buffer + offset;
-		auto currentTime = i2p::util::GetMillisecondsSinceEpoch ();
-		for (int i = 0; i < num; i++)
-		{
-			memcpy (m_Buffer + offset, tunnels[i]->GetNextIdentHash (), 32);
-			offset += 32; // gateway id
-			htobe32buf (m_Buffer + offset, tunnels[i]->GetNextTunnelID ());
-			offset += 4; // tunnel id
-			uint64_t ts = tunnels[i]->GetCreationTime () + i2p::tunnel::TUNNEL_EXPIRATION_TIMEOUT - i2p::tunnel::TUNNEL_EXPIRATION_THRESHOLD; // 1 minute before expiration
-			ts *= 1000; // in milliseconds
-			if (ts > m_ExpirationTime) m_ExpirationTime = ts;
-			// make sure leaseset is newer than previous, but adding some time to expiration date
-			ts += (currentTime - tunnels[i]->GetCreationTime ()*1000LL)*2/i2p::tunnel::TUNNEL_EXPIRATION_TIMEOUT; // up to 2 secs
-			htobe64buf (m_Buffer + offset, ts);
-			offset += 8; // end date
-		}
-		//  we don't sign it yet. must be signed later on
-	}
-
-	LocalLeaseSet::LocalLeaseSet (std::shared_ptr<const IdentityEx> identity, const uint8_t * buf, size_t len):
-		m_ExpirationTime (0), m_Identity (identity)
-	{
-		m_BufferLen = len;
-		m_Buffer = new uint8_t[m_BufferLen];
-		memcpy (m_Buffer, buf, len);		
-	}
-
-	bool LocalLeaseSet::IsExpired () const
-	{
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		return ts > m_ExpirationTime;
-	}	
-}		
-}	

LeaseSet.h

@@ -1,130 +0,0 @@
-#ifndef LEASE_SET_H__
-#define LEASE_SET_H__
-
-#include <inttypes.h>
-#include <string.h>
-#include <vector>
-#include <set>
-#include <memory>
-#include "Identity.h"
-#include "Timestamp.h"
-
-namespace i2p
-{
-
-namespace tunnel
-{
-	class InboundTunnel;	
-}
-
-namespace data
-{	
-	const int LEASE_ENDDATE_THRESHOLD = 51000; // in milliseconds
-	struct Lease
-	{
-		IdentHash tunnelGateway;
-		uint32_t tunnelID;
-		uint64_t endDate; // 0 means invalid
-		bool isUpdated; // trasient
-		/* return true if this lease expires within t millisecond + fudge factor */
-		bool ExpiresWithin( const uint64_t t, const uint64_t fudge = 1000 ) const {
-			auto expire = i2p::util::GetMillisecondsSinceEpoch ();
-			if(fudge) expire += rand() % fudge;
-			return endDate - expire >= t;
-		}
-	};	
-
-	struct LeaseCmp
-	{
-		bool operator() (std::shared_ptr<const Lease> l1, std::shared_ptr<const Lease> l2) const
-  		{	
-			if (l1->tunnelID != l2->tunnelID)
-				return l1->tunnelID < l2->tunnelID; 
-			else
-				return l1->tunnelGateway < l2->tunnelGateway; 
-		};
-	};	
-
-  typedef std::function<bool(const Lease & l)> LeaseInspectFunc;
-  
-	const size_t MAX_LS_BUFFER_SIZE = 3072;
-	const size_t LEASE_SIZE = 44; // 32 + 4 + 8
-	const uint8_t MAX_NUM_LEASES = 16;		
-	class LeaseSet: public RoutingDestination
-	{
-		public:
-
-			LeaseSet (const uint8_t * buf, size_t len, bool storeLeases = true);
-			~LeaseSet () { delete[] m_Buffer; };
-			void Update (const uint8_t * buf, size_t len);
-			bool IsNewer (const uint8_t * buf, size_t len) const;
-			void PopulateLeases (); // from buffer
-			std::shared_ptr<const IdentityEx> GetIdentity () const { return m_Identity; };			
-
-			const uint8_t * GetBuffer () const { return m_Buffer; };
-			size_t GetBufferLen () const { return m_BufferLen; };	
-			bool IsValid () const { return m_IsValid; };
-			const std::vector<std::shared_ptr<const Lease> > GetNonExpiredLeases (bool withThreshold = true) const;
-      const std::vector<std::shared_ptr<const Lease> > GetNonExpiredLeasesExcluding (LeaseInspectFunc exclude, bool withThreshold = true)  const;
-			bool HasExpiredLeases () const;
-			bool IsExpired () const;
-			bool IsEmpty () const { return m_Leases.empty (); };
-			uint64_t GetExpirationTime () const { return m_ExpirationTime; };
-			bool ExpiresSoon(const uint64_t dlt=1000 * 5, const uint64_t fudge = 0) const ;
-			bool operator== (const LeaseSet& other) const 
-			{ return m_BufferLen == other.m_BufferLen && !memcmp (m_Buffer, other.m_Buffer, m_BufferLen); }; 
-
-			// implements RoutingDestination
-			const IdentHash& GetIdentHash () const { return m_Identity->GetIdentHash (); };
-			const uint8_t * GetEncryptionPublicKey () const { return m_EncryptionKey; };
-			bool IsDestination () const { return true; };
-
-		private:
-
-			void ReadFromBuffer (bool readIdentity = true);
-			uint64_t ExtractTimestamp (const uint8_t * buf, size_t len) const; // min expiration time
-			
-		private:
-
-			bool m_IsValid, m_StoreLeases; // we don't need to store leases for floodfill
-			std::set<std::shared_ptr<Lease>, LeaseCmp> m_Leases;
-			uint64_t m_ExpirationTime; // in milliseconds
-			std::shared_ptr<const IdentityEx> m_Identity;
-			uint8_t m_EncryptionKey[256];
-			uint8_t * m_Buffer;
-			size_t m_BufferLen;
-	};	
-
-	class LocalLeaseSet
-	{
-		public:
-
-			LocalLeaseSet (std::shared_ptr<const IdentityEx> identity, const uint8_t * encryptionPublicKey, std::vector<std::shared_ptr<i2p::tunnel::InboundTunnel> > tunnels);
-			LocalLeaseSet (std::shared_ptr<const IdentityEx> identity, const uint8_t * buf, size_t len);
-			~LocalLeaseSet () { delete[] m_Buffer; };
-
-			const uint8_t * GetBuffer () const { return m_Buffer; };
-			uint8_t * GetSignature () { return m_Buffer + m_BufferLen - GetSignatureLen (); }; 
-			size_t GetBufferLen () const { return m_BufferLen; };	
-			size_t GetSignatureLen () const { return m_Identity->GetSignatureLen (); };
-			uint8_t * GetLeases () { return m_Leases; }; 
-			
-			const IdentHash& GetIdentHash () const { return m_Identity->GetIdentHash (); };
-			bool IsExpired () const;
-			uint64_t GetExpirationTime () const { return m_ExpirationTime; };
-			void SetExpirationTime (uint64_t expirationTime) { m_ExpirationTime = expirationTime; };
-			bool operator== (const LeaseSet& other) const 
-			{ return m_BufferLen == other.GetBufferLen ()  && !memcmp (other.GetBuffer (), other.GetBuffer (), m_BufferLen); }; 
-
-
-		private:
-			
-			uint64_t m_ExpirationTime; // in milliseconds
-			std::shared_ptr<const IdentityEx> m_Identity;
-			uint8_t * m_Buffer, * m_Leases;
-			size_t m_BufferLen;
-	}; 
-}		
-}	
-
-#endif

LittleBigEndian.h

@@ -1,242 +0,0 @@
-// LittleBigEndian.h fixed for 64-bits added union
-//
-
-#ifndef LITTLEBIGENDIAN_H
-#define LITTLEBIGENDIAN_H
-
-// Determine Little-Endian or Big-Endian
-
-#define CURRENT_BYTE_ORDER       (*(int *)"\x01\x02\x03\x04")
-#define LITTLE_ENDIAN_BYTE_ORDER 0x04030201
-#define BIG_ENDIAN_BYTE_ORDER    0x01020304
-#define PDP_ENDIAN_BYTE_ORDER    0x02010403
-
-#define IS_LITTLE_ENDIAN (CURRENT_BYTE_ORDER == LITTLE_ENDIAN_BYTE_ORDER)
-#define IS_BIG_ENDIAN    (CURRENT_BYTE_ORDER == BIG_ENDIAN_BYTE_ORDER)
-#define IS_PDP_ENDIAN    (CURRENT_BYTE_ORDER == PDP_ENDIAN_BYTE_ORDER)
-
-// Forward declaration
-
-template<typename T>
-struct LittleEndian;
-
-template<typename T>
-struct BigEndian;
-
-// Little-Endian template
-
-#pragma pack(push,1)
-template<typename T>
-struct LittleEndian
-{
-    union
-    {
-        unsigned char bytes[sizeof(T)];
-        T raw_value;
-    };
-
-    LittleEndian(T t = T())
-    {
-        operator =(t);
-    }
-
-    LittleEndian(const LittleEndian<T> & t)
-    {
-        raw_value = t.raw_value;
-    }
-
-    LittleEndian(const BigEndian<T> & t)
-    {
-        for (unsigned i = 0; i < sizeof(T); i++)
-            bytes[i] = t.bytes[sizeof(T)-1-i];
-    }
-
-    operator const T() const
-    {
-        T t = T();
-        for (unsigned i = 0; i < sizeof(T); i++)
-            t |= T(bytes[i]) << (i << 3);
-        return t;
-    }
-
-	const T operator = (const T t)
-	{
-		for (unsigned i = 0; i < sizeof(T); i++)
-			bytes[sizeof(T)-1 - i] = static_cast<unsigned char>(t >> (i << 3));
-		return t;
-	}
-
-    // operators
-
-    const T operator += (const T t)
-    {
-        return (*this = *this + t);
-    }
-
-    const T operator -= (const T t)
-    {
-        return (*this = *this - t);
-    }
-
-    const T operator *= (const T t)
-    {
-        return (*this = *this * t);
-    }
-
-    const T operator /= (const T t)
-    {
-        return (*this = *this / t);
-    }
-
-    const T operator %= (const T t)
-    {
-        return (*this = *this % t);
-    }
-
-    LittleEndian<T> operator ++ (int)
-    {
-        LittleEndian<T> tmp(*this);
-        operator ++ ();
-        return tmp;
-    }
-
-    LittleEndian<T> & operator ++ ()
-    {
-        for (unsigned i = 0; i < sizeof(T); i++)
-        {
-            ++bytes[i];
-            if (bytes[i] != 0)
-                break;
-        }
-        return (*this);
-    }
-
-    LittleEndian<T> operator -- (int)
-    {
-        LittleEndian<T> tmp(*this);
-        operator -- ();
-        return tmp;
-    }
-
-    LittleEndian<T> & operator -- ()
-    {
-        for (unsigned i = 0; i < sizeof(T); i++)
-        {
-            --bytes[i];
-            if (bytes[i] != (T)(-1))
-                break;
-        }
-        return (*this);
-    }
-};
-#pragma pack(pop)
-
-// Big-Endian template
-
-#pragma pack(push,1)
-template<typename T>
-struct BigEndian
-{
-    union
-    {
-        unsigned char bytes[sizeof(T)];
-        T raw_value;
-    };
-
-    BigEndian(T t = T())
-    {
-        operator =(t);
-    }
-
-    BigEndian(const BigEndian<T> & t)
-    {
-        raw_value = t.raw_value;
-    }
-
-    BigEndian(const LittleEndian<T> & t)
-    {
-        for (unsigned i = 0; i < sizeof(T); i++)
-            bytes[i] = t.bytes[sizeof(T)-1-i];
-    }
-
-    operator const T() const
-    {
-        T t = T();
-        for (unsigned i = 0; i < sizeof(T); i++)
-            t |= T(bytes[sizeof(T) - 1 - i]) << (i << 3);
-        return t;
-    }
-
-    const T operator = (const T t)
-    {
-        for (unsigned i = 0; i < sizeof(T); i++)
-            bytes[sizeof(T) - 1 - i] = t >> (i << 3);
-        return t;
-    }
-
-    // operators
-
-    const T operator += (const T t)
-    {
-        return (*this = *this + t);
-    }
-
-    const T operator -= (const T t)
-    {
-        return (*this = *this - t);
-    }
-
-    const T operator *= (const T t)
-    {
-        return (*this = *this * t);
-    }
-
-    const T operator /= (const T t)
-    {
-        return (*this = *this / t);
-    }
-
-    const T operator %= (const T t)
-    {
-        return (*this = *this % t);
-    }
-
-    BigEndian<T> operator ++ (int)
-    {
-        BigEndian<T> tmp(*this);
-        operator ++ ();
-        return tmp;
-    }
-
-    BigEndian<T> & operator ++ ()
-    {
-        for (unsigned i = 0; i < sizeof(T); i++)
-        {
-            ++bytes[sizeof(T) - 1 - i];
-            if (bytes[sizeof(T) - 1 - i] != 0)
-                break;
-        }
-        return (*this);
-    }
-
-    BigEndian<T> operator -- (int)
-    {
-        BigEndian<T> tmp(*this);
-        operator -- ();
-        return tmp;
-    }
-
-    BigEndian<T> & operator -- ()
-    {
-        for (unsigned i = 0; i < sizeof(T); i++)
-        {
-            --bytes[sizeof(T) - 1 - i];
-            if (bytes[sizeof(T) - 1 - i] != (T)(-1))
-                break;
-        }
-        return (*this);
-    }
-};
-#pragma pack(pop)
-
-#endif // LITTLEBIGENDIAN_H

Makefile

@@ -1,55 +1,111 @@
-UNAME := $(shell uname -s)
-SHLIB := libi2pd.so
-ARLIB := libi2pd.a
-SHLIB_CLIENT := libi2pdclient.so
-ARLIB_CLIENT := libi2pdclient.a
-I2PD  := i2pd
-GREP := grep
-DEPS := obj/make.dep
+.DEFAULT_GOAL := all
 
-include filelist.mk
+SYS := $(shell $(CXX) -dumpmachine)
 
-USE_AESNI	:= yes
-USE_AVX		:= yes
-USE_STATIC	:= no
-USE_MESHNET	:= no
-USE_UPNP	:= no
-
-ifeq ($(WEBSOCKETS),1)
-	NEEDED_CXXFLAGS += -DWITH_EVENTS
-	DAEMON_SRC += Websocket.cpp
+ifneq (, $(findstring darwin, $(SYS)))
+	SHARED_SUFFIX = dylib
+else ifneq (, $(findstring mingw, $(SYS))$(findstring windows-gnu, $(SYS))$(findstring cygwin, $(SYS)))
+	SHARED_SUFFIX = dll
+else
+	SHARED_SUFFIX = so
 endif
 
-ifeq ($(UNAME),Darwin)
-	DAEMON_SRC += DaemonLinux.cpp
+SHLIB := libi2pd.$(SHARED_SUFFIX)
+ARLIB := libi2pd.a
+SHLIB_LANG := libi2pdlang.$(SHARED_SUFFIX)
+ARLIB_LANG := libi2pdlang.a
+SHLIB_CLIENT := libi2pdclient.$(SHARED_SUFFIX)
+ARLIB_CLIENT := libi2pdclient.a
+SHLIB_WRAP := libi2pdwrapper.$(SHARED_SUFFIX)
+ARLIB_WRAP := libi2pdwrapper.a
+I2PD := i2pd
+
+LIB_SRC_DIR := libi2pd
+LIB_CLIENT_SRC_DIR := libi2pd_client
+WRAP_SRC_DIR := libi2pd_wrapper
+LANG_SRC_DIR := i18n
+DAEMON_SRC_DIR := daemon
+
+# import source files lists
+include filelist.mk
+
+USE_AESNI       := $(or $(USE_AESNI),yes)
+USE_STATIC      := $(or $(USE_STATIC),no)
+USE_UPNP        := $(or $(USE_UPNP),no)
+DEBUG           := $(or $(DEBUG),yes)
+
+# for debugging purposes only, when commit hash needed in trunk builds in i2pd version string
+USE_GIT_VERSION := $(or $(USE_GIT_VERSION),no)
+
+# for MacOS only, waiting for "1", not "yes"
+HOMEBREW        := $(or $(HOMEBREW),0)
+
+ifeq ($(DEBUG),yes)
+	CXX_DEBUG = -g
+else
+	CXX_DEBUG = -Os
+	LD_DEBUG = -s
+endif
+
+ifneq (, $(DESTDIR))
+	PREFIX = $(DESTDIR)
+endif
+
+ifneq (, $(findstring darwin, $(SYS)))
+	DAEMON_SRC += $(DAEMON_SRC_DIR)/UnixDaemon.cpp
 	ifeq ($(HOMEBREW),1)
 		include Makefile.homebrew
 	else
 		include Makefile.osx
 	endif
-else ifeq ($(shell echo $(UNAME) | $(GREP) -Ec '(Free|Open)BSD'),1)
-	DAEMON_SRC += DaemonLinux.cpp
-	include Makefile.bsd
-else ifeq ($(UNAME),Linux)
-	DAEMON_SRC += DaemonLinux.cpp
-	include Makefile.linux
-else # win32 mingw
-	DAEMON_SRC += DaemonWin32.cpp Win32/Win32Service.cpp Win32/Win32App.cpp
+else ifneq (, $(findstring mingw, $(SYS))$(findstring windows-gnu, $(SYS))$(findstring cygwin, $(SYS)))
+	DAEMON_SRC += Win32/DaemonWin32.cpp Win32/Win32App.cpp Win32/Win32Service.cpp Win32/Win32NetState.cpp
 	include Makefile.mingw
+else ifneq (, $(findstring linux, $(SYS))$(findstring gnu, $(SYS)))
+	DAEMON_SRC += $(DAEMON_SRC_DIR)/UnixDaemon.cpp
+	include Makefile.linux
+else ifneq (, $(findstring freebsd, $(SYS))$(findstring openbsd, $(SYS)))
+	DAEMON_SRC += $(DAEMON_SRC_DIR)/UnixDaemon.cpp
+	include Makefile.bsd
+else ifneq (, $(findstring haiku, $(SYS)))
+	DAEMON_SRC += $(DAEMON_SRC_DIR)/UnixDaemon.cpp
+	include Makefile.haiku
+else # not supported
+	$(error Not supported platform)
 endif
 
-ifeq ($(USE_MESHNET),yes)
-	NEEDED_CXXFLAGS += -DMESHNET
+INCFLAGS += -I$(LIB_SRC_DIR) -I$(LIB_CLIENT_SRC_DIR) -I$(LANG_SRC_DIR)
+DEFINES += -DOPENSSL_SUPPRESS_DEPRECATED
+NEEDED_CXXFLAGS += -MMD -MP
+
+ifeq ($(USE_GIT_VERSION),yes)
+	GIT_VERSION := $(shell git describe --tags)
+	DEFINES += -DGITVER=$(GIT_VERSION)
 endif
 
-all: mk_obj_dir $(ARLIB) $(ARLIB_CLIENT) $(I2PD)
+LIB_OBJS        += $(patsubst %.cpp,obj/%.o,$(LIB_SRC))
+LIB_CLIENT_OBJS += $(patsubst %.cpp,obj/%.o,$(LIB_CLIENT_SRC))
+LANG_OBJS       += $(patsubst %.cpp,obj/%.o,$(LANG_SRC))
+DAEMON_OBJS     += $(patsubst %.cpp,obj/%.o,$(DAEMON_SRC))
+WRAP_LIB_OBJS   += $(patsubst %.cpp,obj/%.o,$(WRAP_LIB_SRC))
+DEPS            += $(LIB_OBJS:.o=.d) $(LIB_CLIENT_OBJS:.o=.d) $(LANG_OBJS:.o=.d) $(DAEMON_OBJS:.o=.d) $(WRAP_LIB_OBJS:.o=.d)
+
+## Build all code (libi2pd, libi2pdclient, libi2pdlang), link it to .a and build binary
+all: $(ARLIB) $(ARLIB_CLIENT) $(ARLIB_LANG) $(I2PD)
 
 mk_obj_dir:
-	@mkdir -p obj
+	@mkdir -p obj/$(LIB_SRC_DIR)
+	@mkdir -p obj/$(LIB_CLIENT_SRC_DIR)
+	@mkdir -p obj/$(LANG_SRC_DIR)
+	@mkdir -p obj/$(DAEMON_SRC_DIR)
+	@mkdir -p obj/$(WRAP_SRC_DIR)
 	@mkdir -p obj/Win32
 
-api: mk_obj_dir $(SHLIB) $(ARLIB)
-api_client: mk_obj_dir $(SHLIB) $(ARLIB) $(SHLIB_CLIENT) $(ARLIB_CLIENT)
+api: $(SHLIB) $(ARLIB)
+client: $(SHLIB_CLIENT) $(ARLIB_CLIENT)
+lang:  $(SHLIB_LANG) $(ARLIB_LANG)
+api_client: api client lang
+wrapper: api_client $(SHLIB_WRAP) $(ARLIB_WRAP)
 
 ## NOTE: The NEEDED_CXXFLAGS are here so that CXXFLAGS can be specified at build time
 ## **without** overwriting the CXXFLAGS which we need in order to build.
@@ -58,40 +114,53 @@ api_client: mk_obj_dir $(SHLIB) $(ARLIB) $(SHLIB_CLIENT) $(ARLIB_CLIENT)
 ## -std=c++11. If you want to remove this variable please do so in a way that allows setting
 ## custom FLAGS to work at build-time.
 
-deps: mk_obj_dir
-	$(CXX) $(CXXFLAGS) $(NEEDED_CXXFLAGS) -MM *.cpp > $(DEPS)
-	@sed -i -e '/\.o:/ s/^/obj\//' $(DEPS)
-
-obj/%.o: %.cpp
-	$(CXX) $(CXXFLAGS) $(NEEDED_CXXFLAGS) $(INCFLAGS) $(CPU_FLAGS) -c -o $@ $<
+obj/%.o: %.cpp | mk_obj_dir
+	$(CXX) $(CXXFLAGS) $(NEEDED_CXXFLAGS) $(DEFINES) $(INCFLAGS) -c -o $@ $<
 
 # '-' is 'ignore if missing' on first run
 -include $(DEPS)
 
-DAEMON_OBJS += $(patsubst %.cpp,obj/%.o,$(DAEMON_SRC))
-$(I2PD): $(DAEMON_OBJS) $(ARLIB) $(ARLIB_CLIENT)
-	$(CXX) -o $@ $^ $(LDLIBS) $(LDFLAGS)
+$(I2PD): $(DAEMON_OBJS) $(ARLIB) $(ARLIB_CLIENT) $(ARLIB_LANG)
+	$(CXX) $(DEFINES) $(LDFLAGS) -o $@ $^ $(LDLIBS)
 
-$(SHLIB): $(patsubst %.cpp,obj/%.o,$(LIB_SRC))
+$(SHLIB): $(LIB_OBJS)
 ifneq ($(USE_STATIC),yes)
-	$(CXX) $(LDFLAGS) $(LDLIBS) -shared -o $@ $^
+	$(CXX) $(LDFLAGS) -shared -o $@ $^ $(LDLIBS)
 endif
 
-$(SHLIB_CLIENT): $(patsubst %.cpp,obj/%.o,$(LIB_CLIENT_SRC))
-	$(CXX) $(LDFLAGS) $(LDLIBS) -shared -o $@ $^
+$(SHLIB_CLIENT): $(LIB_CLIENT_OBJS) $(SHLIB) $(SHLIB_LANG)
+ifneq ($(USE_STATIC),yes)
+	$(CXX) $(LDFLAGS) -shared -o $@ $^ $(LDLIBS) $(SHLIB) $(SHLIB_LANG)
+endif
 
-$(ARLIB): $(patsubst %.cpp,obj/%.o,$(LIB_SRC))
-	ar -r $@ $^
+$(SHLIB_WRAP): $(WRAP_LIB_OBJS)
+ifneq ($(USE_STATIC),yes)
+	$(CXX) $(LDFLAGS) -shared -o $@ $^ $(LDLIBS)
+endif
 
-$(ARLIB_CLIENT): $(patsubst %.cpp,obj/%.o,$(LIB_CLIENT_SRC))
-	ar -r $@ $^
+$(SHLIB_LANG): $(LANG_OBJS)
+ifneq ($(USE_STATIC),yes)
+	$(CXX) $(LDFLAGS) -shared -o $@ $^ $(LDLIBS)
+endif
+
+$(ARLIB): $(LIB_OBJS)
+	$(AR) -r $@ $^
+
+$(ARLIB_CLIENT): $(LIB_CLIENT_OBJS)
+	$(AR) -r $@ $^
+
+$(ARLIB_WRAP): $(WRAP_LIB_OBJS)
+	$(AR) -r $@ $^
+
+$(ARLIB_LANG): $(LANG_OBJS)
+	$(AR) -r $@ $^
 
 clean:
-	rm -rf obj
-	rm -rf docs/generated
-	$(RM) $(I2PD) $(SHLIB) $(ARLIB) $(SHLIB_CLIENT) $(ARLIB_CLIENT)
+	$(RM) -r obj
+	$(RM) -r docs/generated
+	$(RM) $(I2PD) $(SHLIB) $(ARLIB) $(SHLIB_CLIENT) $(ARLIB_CLIENT) $(SHLIB_LANG) $(ARLIB_LANG) $(SHLIB_WRAP) $(ARLIB_WRAP)
 
-strip: $(I2PD) $(SHLIB_CLIENT) $(SHLIB)
+strip: $(I2PD) $(SHLIB) $(SHLIB_CLIENT) $(SHLIB_LANG)
 	strip $^
 
 LATEST_TAG=$(shell git describe --tags --abbrev=0 openssl)
@@ -109,9 +178,13 @@ doxygen:
 
 .PHONY: all
 .PHONY: clean
-.PHONY: deps
 .PHONY: doxygen
 .PHONY: dist
+.PHONY: last-dist
 .PHONY: api
 .PHONY: api_client
+.PHONY: client
+.PHONY: lang
 .PHONY: mk_obj_dir
+.PHONY: install
+.PHONY: strip

Makefile.bsd

@@ -1,12 +1,22 @@
 CXX = clang++
-CXXFLAGS = -O2
+CXXFLAGS ?= ${CXX_DEBUG} -Wall -Wextra -Wno-unused-parameter -pedantic -Wno-misleading-indentation
+DEFINES = -D_GLIBCXX_USE_NANOSLEEP=1
+INCFLAGS = -I/usr/include/ -I/usr/local/include/
+LDFLAGS = ${LD_DEBUG} -Wl,-rpath,/usr/local/lib -L/usr/local/lib
+LDLIBS = -lcrypto -lssl -lz -lpthread -lboost_system -lboost_program_options
+
 ## NOTE: NEEDED_CXXFLAGS is here so that custom CXXFLAGS can be specified at build time
 ## **without** overwriting the CXXFLAGS which we need in order to build.
 ## For example, when adding 'hardening flags' to the build
 ## (e.g. -fstack-protector-strong -Wformat -Werror=format-security), we do not want to remove
 ## -std=c++11. If you want to remove this variable please do so in a way that allows setting
 ## custom FLAGS to work at build-time.
-NEEDED_CXXFLAGS = -std=c++11 -D_GLIBCXX_USE_NANOSLEEP=1
-INCFLAGS = -I/usr/include/ -I/usr/local/include/
-LDFLAGS = -Wl,-rpath,/usr/local/lib -L/usr/local/lib
-LDLIBS = -lcrypto -lssl -lz -lboost_system -lboost_date_time -lboost_filesystem -lboost_program_options -lpthread
+CXXVER := $(shell $(CXX) -dumpversion|cut -c 1-2)
+ifeq (${CXXVER}, "4.") # older clang always returned 4.2.1
+	$(error Compiler too old)
+else ifeq (${CXXVER}, ${filter ${CXXVER},16 17 18 19})  # clang 16 - 19
+	NEEDED_CXXFLAGS = -std=c++20
+else
+	NEEDED_CXXFLAGS = -std=c++17
+endif
+

Makefile.haiku

@@ -0,0 +1,10 @@
+CXX = g++
+CXXFLAGS := -Wall -std=c++17
+INCFLAGS = -I/system/develop/headers
+DEFINES = -D_DEFAULT_SOURCE -D_GNU_SOURCE
+LDLIBS = -lbe -lbsd -lnetwork -lz -lcrypto -lssl -lboost_system -lboost_program_options -lpthread
+
+ifeq ($(USE_UPNP),yes)
+	DEFINES += -DUSE_UPNP
+	LDLIBS += -lminiupnpc
+endif

Makefile.homebrew

@@ -1,30 +1,56 @@
 # root directory holding homebrew
-BREWROOT = /usr/local/
+BREWROOT = /opt/homebrew
 BOOSTROOT = ${BREWROOT}/opt/boost
-SSLROOT = ${BREWROOT}/opt/libressl
-CXX = clang++
-CXXFLAGS = -g -Wall -std=c++11 -DMAC_OSX
-INCFLAGS = -I${SSLROOT}/include -I${BOOSTROOT}/include
-LDFLAGS = -L${SSLROOT}/lib -L${BOOSTROOT}/lib
-LDLIBS = -lz -lcrypto -lssl -lboost_system -lboost_date_time -lboost_filesystem -lboost_program_options -lpthread
+SSLROOT = ${BREWROOT}/opt/openssl@1.1
+UPNPROOT = ${BREWROOT}/opt/miniupnpc
 
+CXXFLAGS ?= ${CXX_DEBUG} -Wall -Wno-overloaded-virtual
+NEEDED_CXXFLAGS ?= -std=c++17
+INCFLAGS ?= -I${SSLROOT}/include -I${BOOSTROOT}/include
+LDFLAGS ?= ${LD_DEBUG}
+DEFINES += -DMAC_OSX
+
+ifeq ($(USE_STATIC),yes)
+	LDLIBS = -lz ${SSLROOT}/lib/libcrypto.a ${SSLROOT}/lib/libssl.a ${BOOSTROOT}/lib/libboost_system.a ${BOOSTROOT}/lib/libboost_filesystem.a ${BOOSTROOT}/lib/libboost_program_options.a
 ifeq ($(USE_UPNP),yes)
-  LDFLAGS += -ldl
-  CXXFLAGS += -DUSE_UPNP
-  LDLIBS += -lminiupnpc
+	LDLIBS += ${UPNPROOT}/lib/libminiupnpc.a
+endif
+	LDLIBS +=  -lpthread -ldl
+else
+	LDFLAGS += -L${SSLROOT}/lib -L${BOOSTROOT}/lib
+	LDLIBS = -lz -lcrypto -lssl -lboost_system -lboost_filesystem -lboost_program_options -lpthread
+ifeq ($(USE_UPNP),yes)
+	LDFLAGS += -L${UPNPROOT}/lib
+	LDLIBS += -lminiupnpc
+endif
 endif
 
-# OSX Notes
-# http://www.hutsby.net/2011/08/macs-with-aes-ni.html
-# Seems like all recent Mac's have AES-NI, after firmware upgrade 2.2
-# Found no good way to detect it from command line. TODO: Might be some osx sysinfo magic
-# note from psi: 2009 macbook does not have aesni
-#ifeq ($(USE_AESNI),yes)
-#  CXXFLAGS += -maes -DAESNI
-#endif
+ifeq ($(USE_UPNP),yes)
+	DEFINES += -DUSE_UPNP
+	INCFLAGS += -I${UPNPROOT}/include
+endif
 
-# Disabled, since it will be the default make rule. I think its better
-# to define the default rule in Makefile and not Makefile.<ostype> - torkel
-#install: all
-#	test -d ${PREFIX} || mkdir -p ${PREFIX}/
-#	cp -r i2p ${PREFIX}/
+ifeq ($(USE_AESNI),yes)
+ifneq (, $(findstring i386, $(SYS))$(findstring i686, $(SYS))$(findstring x86_64, $(SYS))) # only x86-based CPU supports that
+	NEEDED_CXXFLAGS += -maes
+	DEFINES += -D__AES__
+endif
+endif
+
+install: all
+	install -d ${PREFIX}/bin
+	install -m 755 ${I2PD} ${PREFIX}/bin
+	install -d ${PREFIX}/etc ${PREFIX}/etc/i2pd ${PREFIX}/etc/i2pd/tunnels.conf.d
+	install -m 644 contrib/i2pd.conf contrib/subscriptions.txt contrib/tunnels.conf ${PREFIX}/etc/i2pd
+	install -d ${PREFIX}/share ${PREFIX}/share/doc ${PREFIX}/share/doc/i2pd
+	install -m 644 ChangeLog LICENSE README.md contrib/i2pd.conf contrib/subscriptions.txt contrib/tunnels.conf ${PREFIX}/share/doc/i2pd
+	install -d ${PREFIX}/share/i2pd
+	@cp -R contrib/certificates ${PREFIX}/share/i2pd/
+	install -d ${PREFIX}/share/man ${PREFIX}/share/man/man1
+	@gzip -kf debian/i2pd.1 && install debian/i2pd.1.gz ${PREFIX}/share/man/man1
+	install -d ${PREFIX}/var ${PREFIX}/var/lib ${PREFIX}/var/lib/i2pd
+	@ln -sf ${PREFIX}/share/i2pd/certificates ${PREFIX}/var/lib/i2pd/certificates
+	@ln -sf ${PREFIX}/etc/i2pd/tunnels.conf.d ${PREFIX}/var/lib/i2pd/tunnels.d
+	@ln -sf ${PREFIX}/etc/i2pd/i2pd.conf ${PREFIX}/var/lib/i2pd/i2pd.conf
+	@ln -sf ${PREFIX}/etc/i2pd/subscriptions.txt ${PREFIX}/var/lib/i2pd/subscriptions.txt
+	@ln -sf ${PREFIX}/etc/i2pd/tunnels.conf ${PREFIX}/var/lib/i2pd/tunnels.conf

Makefile.linux

@@ -1,28 +1,30 @@
 # set defaults instead redefine
-CXXFLAGS ?= -g -Wall -Wextra -Wno-unused-parameter -pedantic -Wno-misleading-indentation
-INCFLAGS ?=
+CXXFLAGS ?= ${CXX_DEBUG} -Wall -Wextra -Wno-unused-parameter -pedantic -Wno-psabi
+LDFLAGS ?= ${LD_DEBUG}
 
 ## NOTE: The NEEDED_CXXFLAGS are here so that custom CXXFLAGS can be specified at build time
 ## **without** overwriting the CXXFLAGS which we need in order to build.
 ## For example, when adding 'hardening flags' to the build
 ## (e.g. -fstack-protector-strong -Wformat -Werror=format-security), we do not want to remove
 ## -std=c++11. If you want to remove this variable please do so in a way that allows setting
-## custom FLAGS to work at build-time.
+## custom FDLAGS to work at build-time.
 
-# detect proper flag for c++11 support by compilers
+# detect proper flag for c++17 support by compilers
 CXXVER := $(shell $(CXX) -dumpversion)
 ifeq ($(shell expr match $(CXX) 'clang'),5)
-	NEEDED_CXXFLAGS += -std=c++11
-else ifeq ($(shell expr match ${CXXVER} "4\.[0-9][0-9]"),4) # gcc >= 4.10
-	NEEDED_CXXFLAGS += -std=c++11
-else ifeq ($(shell expr match ${CXXVER} "4\.[7-9]"),3) # >= 4.7
-	NEEDED_CXXFLAGS += -std=c++11 -D_GLIBCXX_USE_NANOSLEEP=1
-else ifeq ($(shell expr match ${CXXVER} "4\.6"),3) # = 4.6
-	NEEDED_CXXFLAGS += -std=c++0x
-else ifeq ($(shell expr match ${CXXVER} "[5-6]\.[0-9]"),3) # gcc >= 5.0
-	NEEDED_CXXFLAGS += -std=c++11
+	NEEDED_CXXFLAGS += -std=c++17
+else ifeq ($(shell expr match ${CXXVER} "7"),1) # gcc 7
+	NEEDED_CXXFLAGS += -std=c++17
+	LDLIBS = -lboost_filesystem
+else ifeq ($(shell expr match ${CXXVER} "[8-9]"),1) # gcc 8 - 9
+	NEEDED_CXXFLAGS += -std=c++17
+	LDLIBS = -lstdc++fs
+else ifeq ($(shell expr match ${CXXVER} "1[0-2]"),2) # gcc 10 - 12
+	NEEDED_CXXFLAGS += -std=c++17
+else ifeq ($(shell expr match ${CXXVER} "1[3-9]"),2) # gcc 13+
+	NEEDED_CXXFLAGS += -std=c++20
 else # not supported
-	$(error Compiler too old)
+$(error Compiler too old)
 endif
 
 NEEDED_CXXFLAGS += -fPIC
@@ -31,40 +33,49 @@ ifeq ($(USE_STATIC),yes)
 # NOTE: on glibc you will get this warning:
 #   Using 'getaddrinfo' in statically linked applications requires at runtime
 #   the shared libraries from the glibc version used for linking
-  LIBDIR := /usr/lib
-  LDLIBS  = $(LIBDIR)/libboost_system.a
-  LDLIBS += $(LIBDIR)/libboost_date_time.a
-  LDLIBS += $(LIBDIR)/libboost_filesystem.a
-  LDLIBS += $(LIBDIR)/libboost_program_options.a
-  LDLIBS += $(LIBDIR)/libssl.a
-  LDLIBS += $(LIBDIR)/libcrypto.a
-  LDLIBS += $(LIBDIR)/libz.a
-  LDLIBS += -lpthread -static-libstdc++ -static-libgcc -lrt -ldl
-  USE_AESNI := no
+	LIBDIR := /usr/lib/$(SYS)
+	LDLIBS += $(LIBDIR)/libboost_system.a
+	LDLIBS += $(LIBDIR)/libboost_program_options.a
+	LDLIBS += $(LIBDIR)/libssl.a
+	LDLIBS += $(LIBDIR)/libcrypto.a
+	LDLIBS += $(LIBDIR)/libz.a
+ifeq ($(USE_UPNP),yes)
+	LDLIBS += $(LIBDIR)/libminiupnpc.a
+endif
+	LDLIBS += -lpthread -ldl
 else
-  LDLIBS = -lcrypto -lssl -lz -lboost_system -lboost_date_time -lboost_filesystem -lboost_program_options -lpthread
+	LDLIBS += -lcrypto -lssl -lz -lboost_system -lboost_program_options -lpthread -latomic
+ifeq ($(USE_UPNP),yes)
+	LDLIBS += -lminiupnpc
+endif
 endif
 
 # UPNP Support (miniupnpc 1.5 and higher)
 ifeq ($(USE_UPNP),yes)
-  CXXFLAGS += -DUSE_UPNP
-ifeq ($(USE_STATIC),yes)
-  LDLIBS += $(LIBDIR)/libminiupnpc.a
-else
-  LDLIBS += -lminiupnpc
-endif
+	DEFINES += -DUSE_UPNP
 endif
 
 ifeq ($(USE_AESNI),yes)
-#check if AES-NI is supported by CPU
-ifneq ($(shell $(GREP) -c aes /proc/cpuinfo),0)
-	CPU_FLAGS += -maes -DAESNI
+ifneq (, $(findstring i386, $(SYS))$(findstring i686, $(SYS))$(findstring x86_64, $(SYS))) # only x86-based CPU supports that
+	NEEDED_CXXFLAGS += -maes
+	DEFINES += -D__AES__
 endif
 endif
 
-ifeq ($(USE_AVX),yes)
-#check if AVX supported by CPU
-ifneq ($(shell $(GREP) -c avx /proc/cpuinfo),0)
-	CPU_FLAGS += -mavx
-endif
-endif
+install: all
+	install -d ${PREFIX}/bin
+	install -m 755 ${I2PD} ${PREFIX}/bin
+	install -d ${PREFIX}/etc ${PREFIX}/etc/i2pd ${PREFIX}/etc/i2pd/tunnels.conf.d
+	install -m 644 contrib/i2pd.conf contrib/subscriptions.txt contrib/tunnels.conf ${PREFIX}/etc/i2pd
+	install -d ${PREFIX}/share ${PREFIX}/share/doc ${PREFIX}/share/doc/i2pd
+	install -m 644 ChangeLog LICENSE README.md contrib/i2pd.conf contrib/subscriptions.txt contrib/tunnels.conf ${PREFIX}/share/doc/i2pd
+	install -d ${PREFIX}/share/i2pd
+	@cp -R contrib/certificates ${PREFIX}/share/i2pd/
+	install -d ${PREFIX}/share/man ${PREFIX}/share/man/man1
+	@gzip -kf debian/i2pd.1 && install debian/i2pd.1.gz ${PREFIX}/share/man/man1
+	install -d ${PREFIX}/var ${PREFIX}/var/lib ${PREFIX}/var/lib/i2pd
+	@ln -sf ${PREFIX}/share/i2pd/certificates ${PREFIX}/var/lib/i2pd/certificates
+	@ln -sf ${PREFIX}/etc/i2pd/tunnels.conf.d ${PREFIX}/var/lib/i2pd/tunnels.d
+	@ln -sf ${PREFIX}/etc/i2pd/i2pd.conf ${PREFIX}/var/lib/i2pd/i2pd.conf
+	@ln -sf ${PREFIX}/etc/i2pd/subscriptions.txt ${PREFIX}/var/lib/i2pd/subscriptions.txt
+	@ln -sf ${PREFIX}/etc/i2pd/tunnels.conf ${PREFIX}/var/lib/i2pd/tunnels.conf

Makefile.mingw

@@ -1,57 +1,56 @@
-USE_WIN32_APP=yes
-CXX = g++
-WINDRES = windres
-CXXFLAGS = -Os -D_MT -DWIN32 -D_WINDOWS -DWIN32_LEAN_AND_MEAN
-NEEDED_CXXFLAGS = -std=c++11
-BOOST_SUFFIX = -mt
-INCFLAGS = -I/usr/include/ -I/usr/local/include/
-LDFLAGS = -Wl,-rpath,/usr/local/lib \
-  -L/usr/local/lib 
-
-# UPNP Support 
-ifeq ($(USE_UPNP),yes)
-  CXXFLAGS += -DUSE_UPNP -DMINIUPNP_STATICLIB
-  LDLIBS = -Wl,-Bstatic -lminiupnpc	
-endif
-
-LDLIBS += \
-  -Wl,-Bstatic -lboost_system$(BOOST_SUFFIX) \
-  -Wl,-Bstatic -lboost_date_time$(BOOST_SUFFIX) \
-  -Wl,-Bstatic -lboost_filesystem$(BOOST_SUFFIX) \
-  -Wl,-Bstatic -lboost_program_options$(BOOST_SUFFIX) \
-  -Wl,-Bstatic -lssl \
-  -Wl,-Bstatic -lcrypto \
-  -Wl,-Bstatic -lz \
-  -Wl,-Bstatic -lwsock32 \
-  -Wl,-Bstatic -lws2_32 \
-  -Wl,-Bstatic -lgdi32 \
-  -Wl,-Bstatic -liphlpapi \
-  -static-libgcc -static-libstdc++ \
-  -Wl,-Bstatic -lstdc++ \
-  -Wl,-Bstatic -lpthread
-
-ifeq ($(USE_WIN32_APP), yes)
-	CXXFLAGS += -DWIN32_APP
-	LDFLAGS += -mwindows -s
-	DAEMON_RC += Win32/Resource.rc
-	DAEMON_OBJS += $(patsubst %.rc,obj/%.o,$(DAEMON_RC))
-endif
-
-# don't change following line to ifeq ($(USE_AESNI),yes) !!!
-ifeq ($(USE_AESNI),1)
-	CPU_FLAGS += -maes -DAESNI
-else
-	CPU_FLAGS += -msse
-endif
-
-ifeq ($(USE_AVX),1)
-	CPU_FLAGS += -mavx
-endif
-
-ifeq ($(USE_ASLR),yes)
-	LDFLAGS += -Wl,--nxcompat -Wl,--high-entropy-va \
-      -Wl,--dynamicbase,--export-all-symbols
-endif
-
-obj/%.o : %.rc
-	$(WINDRES) -i $< -o $@
+# Build application with GUI (tray, main window)
+USE_WIN32_APP := yes
+
+WINDRES = windres
+
+CXXFLAGS := $(CXX_DEBUG) -fPIC -msse
+INCFLAGS := -I$(DAEMON_SRC_DIR) -IWin32
+LDFLAGS := ${LD_DEBUG} -static -fPIC -msse
+
+NEEDED_CXXFLAGS += -std=c++20
+DEFINES += -DWIN32_LEAN_AND_MEAN
+
+# UPNP Support
+ifeq ($(USE_UPNP),yes)
+	DEFINES += -DUSE_UPNP -DMINIUPNP_STATICLIB
+	LDLIBS = -lminiupnpc
+endif
+
+ifeq ($(USE_WINXP_FLAGS), yes)
+	DEFINES += -DWINVER=0x0501 -D_WIN32_WINNT=0x0501
+endif
+
+LDLIBS += \
+	$(MINGW_PREFIX)/lib/libboost_filesystem-mt.a \
+	$(MINGW_PREFIX)/lib/libboost_program_options-mt.a \
+	$(MINGW_PREFIX)/lib/libssl.a \
+	$(MINGW_PREFIX)/lib/libcrypto.a \
+	$(MINGW_PREFIX)/lib/libz.a \
+	-lwsock32 \
+	-lws2_32 \
+	-liphlpapi \
+	-lcrypt32 \
+	-lgdi32 \
+	-lole32 \
+	-luuid \
+	-lpthread
+
+ifeq ($(USE_WIN32_APP), yes)
+	DEFINES += -DWIN32_APP
+	LDFLAGS += -mwindows
+	DAEMON_RC += Win32/Resource.rc
+	DAEMON_OBJS += $(patsubst %.rc,obj/%.o,$(DAEMON_RC))
+endif
+
+ifeq ($(USE_AESNI),yes)
+	NEEDED_CXXFLAGS += -maes
+	LDFLAGS += -maes
+	DEFINES += -D__AES__
+endif
+
+ifeq ($(USE_ASLR),yes)
+	LDFLAGS += -Wl,--nxcompat -Wl,--high-entropy-va -Wl,--dynamicbase,--export-all-symbols
+endif
+
+obj/%.o : %.rc | mk_obj_dir
+	$(WINDRES) $(DEFINES) $(INCFLAGS) --preprocessor-arg=-MMD --preprocessor-arg=-MP --preprocessor-arg=-MF$@.d -i $< -o $@

Makefile.osx

@@ -1,37 +1,33 @@
 CXX = clang++
-CXXFLAGS = -Os -Wall -std=c++11 -DMAC_OSX
-#CXXFLAGS = -g -O2 -Wall -std=c++11
-INCFLAGS = -I/usr/local/include 
-LDFLAGS = -Wl,-rpath,/usr/local/lib -L/usr/local/lib
+CXXFLAGS := ${CXX_DEBUG} -Wall -std=c++17
+INCFLAGS = -I/usr/local/include
+DEFINES := -DMAC_OSX
+LDFLAGS := -Wl,-rpath,/usr/local/lib -L/usr/local/lib
+LDFLAGS += -Wl,-dead_strip
+LDFLAGS += -Wl,-dead_strip_dylibs
 
 ifeq ($(USE_STATIC),yes)
-LDLIBS = -lz /usr/local/lib/libcrypto.a /usr/local/lib/libssl.a /usr/local/lib/libboost_system.a /usr/local/lib/libboost_date_time.a /usr/local/lib/libboost_filesystem.a /usr/local/lib/libboost_program_options.a -lpthread
+	LDLIBS = -lz /usr/local/lib/libcrypto.a /usr/local/lib/libssl.a /usr/local/lib/libboost_system.a /usr/local/lib/libboost_filesystem.a /usr/local/lib/libboost_program_options.a -lpthread
 else
-LDLIBS = -lz -lcrypto -lssl -lboost_system -lboost_date_time -lboost_filesystem -lboost_program_options -lpthread
+	LDLIBS = -lz -lcrypto -lssl -lboost_system -lboost_filesystem -lboost_program_options -lpthread
 endif
 
 ifeq ($(USE_UPNP),yes)
-  LDFLAGS += -ldl
-  CXXFLAGS += -DUSE_UPNP
-ifeq ($(USE_STATIC),yes)
-  LDLIBS += /usr/local/lib/libminiupnpc.a
-else
-  LDLIBS += -lminiupnpc
-endif
+	LDFLAGS += -ldl
+	DEFINES += -DUSE_UPNP
+	ifeq ($(USE_STATIC),yes)
+		LDLIBS += /usr/local/lib/libminiupnpc.a
+	else
+		LDLIBS += -lminiupnpc
+	endif
 endif
 
-ifeq ($(USE_AESNI),1)
-  CXXFLAGS += -maes -DAESNI
-else
-  CXXFLAGS += -msse
-endif
+OSARCH = $(shell uname -p)
 
-ifeq ($(USE_AVX),1)
-  CXXFLAGS += -mavx
+ifneq ($(OSARCH),powerpc)
+	ifeq ($(USE_AESNI),yes)
+		CXXFLAGS += -D__AES__ -maes
+	else
+		CXXFLAGS += -msse
+	endif
 endif
-
-# Disabled, since it will be the default make rule. I think its better
-# to define the default rule in Makefile and not Makefile.<ostype> - torkel
-#install: all
-#	test -d ${PREFIX} || mkdir -p ${PREFIX}/
-#	cp -r i2p ${PREFIX}/

NTCPSession.h

@@ -1,181 +0,0 @@
-#ifndef NTCP_SESSION_H__
-#define NTCP_SESSION_H__
-
-#include <inttypes.h>
-#include <map>
-#include <memory>
-#include <thread>
-#include <mutex>
-#include <boost/asio.hpp>
-#include "Crypto.h"
-#include "Identity.h"
-#include "RouterInfo.h"
-#include "I2NPProtocol.h"
-#include "TransportSession.h"
-
-namespace i2p
-{
-namespace transport
-{
-	struct NTCPPhase1
-	{
-		uint8_t pubKey[256];
-		uint8_t HXxorHI[32];
-	};	
-	
-	struct NTCPPhase2
-	{
-		uint8_t pubKey[256];
-		struct
-		{
-			uint8_t hxy[32];
-			uint8_t timestamp[4];
-			uint8_t filler[12];
-		} encrypted;	
-	};	
-
-	const size_t NTCP_MAX_MESSAGE_SIZE = 16384; 
-	const size_t NTCP_BUFFER_SIZE = 1028; // fits 1 tunnel data message
-	const int NTCP_CONNECT_TIMEOUT = 5; // 5 seconds
-	const int NTCP_ESTABLISH_TIMEOUT = 10; // 10 seconds
-	const int NTCP_TERMINATION_TIMEOUT = 120; // 2 minutes
-	const int NTCP_TERMINATION_CHECK_TIMEOUT = 30; // 30 seconds	
-	const size_t NTCP_DEFAULT_PHASE3_SIZE = 2/*size*/ + i2p::data::DEFAULT_IDENTITY_SIZE/*387*/ + 4/*ts*/ + 15/*padding*/ + 40/*signature*/; // 448 	
-	const int NTCP_CLOCK_SKEW = 60; // in seconds 
-	const int NTCP_MAX_OUTGOING_QUEUE_SIZE = 200; // how many messages we can queue up
-
-	class NTCPServer;
-	class NTCPSession: public TransportSession, public std::enable_shared_from_this<NTCPSession>
-	{
-		public:
-
-			NTCPSession (NTCPServer& server, std::shared_ptr<const i2p::data::RouterInfo> in_RemoteRouter = nullptr);
-			~NTCPSession ();
-			void Terminate ();
-			void Done ();
-
-			boost::asio::ip::tcp::socket& GetSocket () { return m_Socket; };
-			bool IsEstablished () const { return m_IsEstablished; };	
-			bool IsTerminated () const { return m_IsTerminated; };
-			
-			void ClientLogin ();
-			void ServerLogin ();
-			void SendI2NPMessages (const std::vector<std::shared_ptr<I2NPMessage> >& msgs);
-			
-		private:
-
-			void PostI2NPMessages (std::vector<std::shared_ptr<I2NPMessage> > msgs);
-			void Connected ();
-			void SendTimeSyncMessage ();
-			void SetIsEstablished (bool isEstablished) { m_IsEstablished = isEstablished; }
-
-			void CreateAESKey (uint8_t * pubKey);
-				
-			// client
-			void SendPhase3 ();
-			void HandlePhase1Sent (const boost::system::error_code& ecode,  std::size_t bytes_transferred);
-			void HandlePhase2Received (const boost::system::error_code& ecode, std::size_t bytes_transferred);
-			void HandlePhase2 ();
-			void HandlePhase3Sent (const boost::system::error_code& ecode, std::size_t bytes_transferred, uint32_t tsA);
-			void HandlePhase4Received (const boost::system::error_code& ecode, std::size_t bytes_transferred, uint32_t tsA);
-
-			//server
-			void SendPhase2 ();
-			void SendPhase4 (uint32_t tsA, uint32_t tsB);
-			void HandlePhase1Received (const boost::system::error_code& ecode, std::size_t bytes_transferred);
-			void HandlePhase2Sent (const boost::system::error_code& ecode, std::size_t bytes_transferred, uint32_t tsB);
-			void HandlePhase3Received (const boost::system::error_code& ecode, std::size_t bytes_transferred, uint32_t tsB);
-			void HandlePhase3ExtraReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred, uint32_t tsB, size_t paddingLen);
-			void HandlePhase3 (uint32_t tsB, size_t paddingLen);
-			void HandlePhase4Sent (const boost::system::error_code& ecode,  std::size_t bytes_transferred);
-			
-			// common
-			void Receive ();
-			void HandleReceived (const boost::system::error_code& ecode, std::size_t bytes_transferred);
-			bool DecryptNextBlock (const uint8_t * encrypted);	
-		
-			void Send (std::shared_ptr<i2p::I2NPMessage> msg);
-			boost::asio::const_buffers_1 CreateMsgBuffer (std::shared_ptr<I2NPMessage> msg);
-			void Send (const std::vector<std::shared_ptr<I2NPMessage> >& msgs);
-			void HandleSent (const boost::system::error_code& ecode, std::size_t bytes_transferred, std::vector<std::shared_ptr<I2NPMessage> > msgs);
-			
-		private:
-
-			NTCPServer& m_Server;
-			boost::asio::ip::tcp::socket m_Socket;
-			bool m_IsEstablished, m_IsTerminated;
-			
-			i2p::crypto::CBCDecryption m_Decryption;
-			i2p::crypto::CBCEncryption m_Encryption;
-
-			struct Establisher
-			{	
-				NTCPPhase1 phase1;
-				NTCPPhase2 phase2;
-			} * m_Establisher;	
-			
-			i2p::crypto::AESAlignedBuffer<NTCP_BUFFER_SIZE + 16> m_ReceiveBuffer;
-			i2p::crypto::AESAlignedBuffer<16> m_TimeSyncBuffer;
-			int m_ReceiveBufferOffset; 
-
-			std::shared_ptr<I2NPMessage> m_NextMessage;
-			size_t m_NextMessageOffset;
-			i2p::I2NPMessagesHandler m_Handler;
-
-			bool m_IsSending;
-			std::vector<std::shared_ptr<I2NPMessage> > m_SendQueue;
-	};	
-
-	// TODO: move to NTCP.h/.cpp
-	class NTCPServer
-	{
-		public:
-
-			NTCPServer ();
-			~NTCPServer ();
-
-			void Start ();
-			void Stop ();
-
-			bool AddNTCPSession (std::shared_ptr<NTCPSession> session);
-			void RemoveNTCPSession (std::shared_ptr<NTCPSession> session);
-			std::shared_ptr<NTCPSession> FindNTCPSession (const i2p::data::IdentHash& ident);
-			void Connect (const boost::asio::ip::address& address, int port, std::shared_ptr<NTCPSession> conn);
-
-      		bool IsBoundV4() const { return m_NTCPAcceptor != nullptr; };
-      		bool IsBoundV6() const { return m_NTCPV6Acceptor != nullptr; };
-      
-			boost::asio::io_service& GetService () { return m_Service; };	
-
-		private:
-
-			void Run ();
-			void HandleAccept (std::shared_ptr<NTCPSession> conn, const boost::system::error_code& error);
-			void HandleAcceptV6 (std::shared_ptr<NTCPSession> conn, const boost::system::error_code& error);
-
-			void HandleConnect (const boost::system::error_code& ecode, std::shared_ptr<NTCPSession> conn, std::shared_ptr<boost::asio::deadline_timer> timer);
-
-			// timer
-			void ScheduleTermination ();
-			void HandleTerminationTimer (const boost::system::error_code& ecode);
-			
-		private:	
-
-			bool m_IsRunning;
-			std::thread * m_Thread;	
-			boost::asio::io_service m_Service;
-			boost::asio::io_service::work m_Work;
-			boost::asio::deadline_timer m_TerminationTimer;
-			boost::asio::ip::tcp::acceptor * m_NTCPAcceptor, * m_NTCPV6Acceptor;
-			std::map<i2p::data::IdentHash, std::shared_ptr<NTCPSession> > m_NTCPSessions; // access from m_Thread only
-			std::list<std::shared_ptr<NTCPSession> > m_PendingIncomingSessions;
-
-		public:
-
-			// for HTTP/I2PControl
-			const decltype(m_NTCPSessions)& GetNTCPSessions () const { return m_NTCPSessions; };
-	};	
-}	
-}	
-
-#endif

NetDb.h

@@ -1,155 +0,0 @@
-#ifndef NETDB_H__
-#define NETDB_H__
-
-#include <inttypes.h>
-#include <set>
-#include <map>
-#include <list>
-#include <string>
-#include <thread>
-#include <mutex>
-
-#include "Base.h"
-#include "Gzip.h"
-#include "FS.h"
-#include "Queue.h"
-#include "I2NPProtocol.h"
-#include "RouterInfo.h"
-#include "LeaseSet.h"
-#include "Tunnel.h"
-#include "TunnelPool.h"
-#include "Reseed.h"
-#include "NetDbRequests.h"
-#include "Family.h"
-
-namespace i2p
-{
-namespace data
-{		
-	const int NETDB_MIN_ROUTERS = 90;
-	const int NETDB_FLOODFILL_EXPIRATION_TIMEOUT = 60*60; // 1 hour, in seconds
-	const int NETDB_INTRODUCEE_EXPIRATION_TIMEOUT = 65*60;
-	const int NETDB_MIN_EXPIRATION_TIMEOUT = 90*60; // 1.5 hours
-	const int NETDB_MAX_EXPIRATION_TIMEOUT = 27*60*60; // 27 hours
-	const int NETDB_PUBLISH_INTERVAL = 60*40;
-
-	/** function for visiting a leaseset stored in a floodfill */
-	typedef std::function<void(const IdentHash, std::shared_ptr<LeaseSet>)> LeaseSetVisitor;
-
-	/** function for visiting a router info we have locally */
-	typedef std::function<void(std::shared_ptr<const i2p::data::RouterInfo>)> RouterInfoVisitor; 
-
-	/** function for visiting a router info and determining if we want to use it */
-	typedef std::function<bool(std::shared_ptr<const i2p::data::RouterInfo>)> RouterInfoFilter;
-  
-	class NetDb
-	{
-		public:
-
-			NetDb ();
-			~NetDb ();
-
-			void Start ();
-			void Stop ();
-    
-			bool AddRouterInfo (const uint8_t * buf, int len);
-			bool AddRouterInfo (const IdentHash& ident, const uint8_t * buf, int len);
-			bool AddLeaseSet (const IdentHash& ident, const uint8_t * buf, int len, std::shared_ptr<i2p::tunnel::InboundTunnel> from);
-			std::shared_ptr<RouterInfo> FindRouter (const IdentHash& ident) const;
-			std::shared_ptr<LeaseSet> FindLeaseSet (const IdentHash& destination) const;
-			std::shared_ptr<RouterProfile> FindRouterProfile (const IdentHash& ident) const;
-
-			void RequestDestination (const IdentHash& destination, RequestedDestination::RequestComplete requestComplete = nullptr);			
-		void RequestDestinationFrom (const IdentHash& destination, const IdentHash & from, bool exploritory, RequestedDestination::RequestComplete requestComplete = nullptr);			
-			
-			void HandleDatabaseStoreMsg (std::shared_ptr<const I2NPMessage> msg);
-			void HandleDatabaseSearchReplyMsg (std::shared_ptr<const I2NPMessage> msg);
-			void HandleDatabaseLookupMsg (std::shared_ptr<const I2NPMessage> msg);			
-
-			std::shared_ptr<const RouterInfo> GetRandomRouter () const;
-			std::shared_ptr<const RouterInfo> GetRandomRouter (std::shared_ptr<const RouterInfo> compatibleWith) const;
-			std::shared_ptr<const RouterInfo> GetHighBandwidthRandomRouter (std::shared_ptr<const RouterInfo> compatibleWith) const;
-			std::shared_ptr<const RouterInfo> GetRandomPeerTestRouter (bool v4only = true) const;
-			std::shared_ptr<const RouterInfo> GetRandomIntroducer () const;
-			std::shared_ptr<const RouterInfo> GetClosestFloodfill (const IdentHash& destination, const std::set<IdentHash>& excluded, bool closeThanUsOnly = false) const;
-			std::vector<IdentHash> GetClosestFloodfills (const IdentHash& destination, size_t num,
-				std::set<IdentHash>& excluded, bool closeThanUsOnly = false) const;
-			std::shared_ptr<const RouterInfo> GetClosestNonFloodfill (const IdentHash& destination, const std::set<IdentHash>& excluded) const;
-      std::shared_ptr<const RouterInfo> GetRandomRouterInFamily(const std::string & fam) const;
-			void SetUnreachable (const IdentHash& ident, bool unreachable);			
-
-			void PostI2NPMsg (std::shared_ptr<const I2NPMessage> msg);
-
-      /** set hidden mode, aka don't publish our RI to netdb and don't explore */
-      void SetHidden(bool hide); 
-      
-			void Reseed ();
-			Families& GetFamilies () { return m_Families; };
-
-			// for web interface
-			int GetNumRouters () const { return m_RouterInfos.size (); };
-			int GetNumFloodfills () const { return m_Floodfills.size (); };
-			int GetNumLeaseSets () const { return m_LeaseSets.size (); };
-
-			/** visit all lease sets we currently store */
-			void VisitLeaseSets(LeaseSetVisitor v);
-			/** visit all router infos we have currently on disk, usually insanely expensive, does not access in memory RI */
-			void VisitStoredRouterInfos(RouterInfoVisitor v);
-			/** visit all router infos we have loaded in memory, cheaper than VisitLocalRouterInfos but locks access while visiting */
-			void VisitRouterInfos(RouterInfoVisitor v);
-			/** visit N random router that match using filter, then visit them with a visitor, return number of RouterInfos that were visited */
-			size_t VisitRandomRouterInfos(RouterInfoFilter f, RouterInfoVisitor v, size_t n);
-
-			void ClearRouterInfos () { m_RouterInfos.clear (); };
-
-		private:
-
-			void Load ();
-			bool LoadRouterInfo (const std::string & path);
-			void SaveUpdated ();
-			void Run (); // exploratory thread
-			void Explore (int numDestinations);	
-			void Publish ();
-			void ManageLeaseSets ();
-			void ManageRequests ();
-
-		void ReseedFromFloodfill(const RouterInfo & ri, int numRouters=40, int numFloodfills=20);
-		
-    	template<typename Filter>
-        std::shared_ptr<const RouterInfo> GetRandomRouter (Filter filter) const;	
-		
-		private:
-		
-			mutable std::mutex m_LeaseSetsMutex;
-			std::map<IdentHash, std::shared_ptr<LeaseSet> > m_LeaseSets;
-			mutable std::mutex m_RouterInfosMutex;
-			std::map<IdentHash, std::shared_ptr<RouterInfo> > m_RouterInfos;
-			mutable std::mutex m_FloodfillsMutex;
-			std::list<std::shared_ptr<RouterInfo> > m_Floodfills;
-			
-			bool m_IsRunning;
-			uint64_t m_LastLoad;
-			std::thread * m_Thread;	
-			i2p::util::Queue<std::shared_ptr<const I2NPMessage> > m_Queue; // of I2NPDatabaseStoreMsg
-
-			GzipInflator m_Inflator;
-			Reseeder * m_Reseeder;
-			Families m_Families;
-			i2p::fs::HashedStorage m_Storage;
-
-			friend class NetDbRequests; 
-			NetDbRequests m_Requests;
-
-		/** router info we are bootstrapping from or nullptr if we are not currently doing that*/
-		std::shared_ptr<RouterInfo> m_FloodfillBootstrap;
-				
-
-      /** true if in hidden mode */
-      bool m_HiddenMode;
-	};
-
-	extern NetDb netdb;
-}
-}
-
-#endif

NetDbRequests.cpp

@@ -1,161 +0,0 @@
-#include "Log.h"
-#include "I2NPProtocol.h"
-#include "Transports.h"
-#include "NetDb.h"
-#include "NetDbRequests.h"
-
-namespace i2p
-{
-namespace data
-{
-	std::shared_ptr<I2NPMessage> RequestedDestination::CreateRequestMessage (std::shared_ptr<const RouterInfo> router,
-		std::shared_ptr<const i2p::tunnel::InboundTunnel> replyTunnel)
-	{
-		std::shared_ptr<I2NPMessage> msg;
-		if(replyTunnel)
-			msg = i2p::CreateRouterInfoDatabaseLookupMsg (m_Destination, 
-			replyTunnel->GetNextIdentHash (), replyTunnel->GetNextTunnelID (), m_IsExploratory, 
-		    &m_ExcludedPeers);
-		else
-			msg = i2p::CreateRouterInfoDatabaseLookupMsg(m_Destination, i2p::context.GetIdentHash(), 0, m_IsExploratory, &m_ExcludedPeers);
-		if(router)
-			m_ExcludedPeers.insert (router->GetIdentHash ());
-		m_CreationTime = i2p::util::GetSecondsSinceEpoch ();
-		return msg;
-	}	
-
-	std::shared_ptr<I2NPMessage> RequestedDestination::CreateRequestMessage (const IdentHash& floodfill)
-	{
-		auto msg = i2p::CreateRouterInfoDatabaseLookupMsg (m_Destination, 
-			i2p::context.GetRouterInfo ().GetIdentHash () , 0, false, &m_ExcludedPeers);
-		m_ExcludedPeers.insert (floodfill);
-		m_CreationTime = i2p::util::GetSecondsSinceEpoch ();
-		return msg;
-	}	
-
-	void RequestedDestination::ClearExcludedPeers ()
-	{
-		m_ExcludedPeers.clear ();
-	}	
-	
-	void RequestedDestination::Success (std::shared_ptr<RouterInfo> r)
-	{
-		if (m_RequestComplete)
-		{
-			m_RequestComplete (r);
-			m_RequestComplete = nullptr;
-		}
-	}
-
-	void RequestedDestination::Fail ()
-	{
-		if (m_RequestComplete)
-		{
-			m_RequestComplete (nullptr);
-			m_RequestComplete = nullptr;
-		}
-	}
-
-	void NetDbRequests::Start ()
-	{
-	}
-
-	void NetDbRequests::Stop ()
-	{
-		m_RequestedDestinations.clear ();
-	}
-
-
-	std::shared_ptr<RequestedDestination> NetDbRequests::CreateRequest (const IdentHash& destination, bool isExploratory, RequestedDestination::RequestComplete requestComplete)
-	{
-		// request RouterInfo directly
-		auto dest = std::make_shared<RequestedDestination> (destination, isExploratory); 
-		dest->SetRequestComplete (requestComplete);
-		{
-			std::unique_lock<std::mutex> l(m_RequestedDestinationsMutex);
-			if (!m_RequestedDestinations.insert (std::make_pair (destination, dest)).second) // not inserted
-				return nullptr; 
-		}
-		return dest;
-	}	
-
-	void NetDbRequests::RequestComplete (const IdentHash& ident, std::shared_ptr<RouterInfo> r)
-	{
-		std::shared_ptr<RequestedDestination> request;
-		{
-			std::unique_lock<std::mutex> l(m_RequestedDestinationsMutex);
-			auto it = m_RequestedDestinations.find (ident);
-			if (it != m_RequestedDestinations.end ())
-			{	
-				request = it->second;
-				m_RequestedDestinations.erase (it);
-			}	
-		}	
-		if (request)
-		{
-			if (r)
-				request->Success (r);
-			else
-				request->Fail ();
-		}	
-	}
-
-	std::shared_ptr<RequestedDestination> NetDbRequests::FindRequest (const IdentHash& ident) const
-	{
-		std::unique_lock<std::mutex> l(m_RequestedDestinationsMutex);
-		auto it = m_RequestedDestinations.find (ident);
-		if (it != m_RequestedDestinations.end ())
-			return it->second;
-		return nullptr;
-	}	
-
-	void NetDbRequests::ManageRequests ()
-	{
-		uint64_t ts = i2p::util::GetSecondsSinceEpoch ();	
-		std::unique_lock<std::mutex> l(m_RequestedDestinationsMutex);	
-		for (auto it = m_RequestedDestinations.begin (); it != m_RequestedDestinations.end ();)
-		{
-			auto& dest = it->second;
-			bool done = false;
-			if (ts < dest->GetCreationTime () + 60) // request is worthless after 1 minute
-			{
-				if (ts > dest->GetCreationTime () + 5) // no response for 5 seconds
-				{
-					auto count = dest->GetExcludedPeers ().size ();
-					if (!dest->IsExploratory () && count < 7)
-					{
-						auto pool = i2p::tunnel::tunnels.GetExploratoryPool ();
-						auto outbound = pool->GetNextOutboundTunnel ();
-						auto inbound = pool->GetNextInboundTunnel ();	
-						auto nextFloodfill = netdb.GetClosestFloodfill (dest->GetDestination (), dest->GetExcludedPeers ());
-						if (nextFloodfill && outbound && inbound)
-							outbound->SendTunnelDataMsg (nextFloodfill->GetIdentHash (), 0,
-								dest->CreateRequestMessage (nextFloodfill, inbound));
-						else
-						{
-							done = true;
-							if (!inbound) LogPrint (eLogWarning, "NetDbReq: No inbound tunnels");
-							if (!outbound) LogPrint (eLogWarning, "NetDbReq: No outbound tunnels");
-							if (!nextFloodfill) LogPrint (eLogWarning, "NetDbReq: No more floodfills");
-						}
-					}	
-					else
-					{
-						if (!dest->IsExploratory ())
-							LogPrint (eLogWarning, "NetDbReq: ", dest->GetDestination ().ToBase64 (), " not found after 7 attempts");
-						done = true;
-					}	 
-				}	
-			}	
-			else // delete obsolete request
-				done = true;
-
-			if (done)
-				it = m_RequestedDestinations.erase (it);
-			else
-				++it;
-		}	
-	}
-}
-}
-

NetDbRequests.h

@@ -1,69 +0,0 @@
-#ifndef NETDB_REQUESTS_H__
-#define NETDB_REQUESTS_H__
-
-#include <memory>
-#include <set>
-#include <map>
-#include "Identity.h"
-#include "RouterInfo.h"
-
-namespace i2p
-{
-namespace data
-{
-	class RequestedDestination
-	{	
-		public:
-
-			typedef std::function<void (std::shared_ptr<RouterInfo>)> RequestComplete;
-
-			RequestedDestination (const IdentHash& destination, bool isExploratory = false):
-				m_Destination (destination), m_IsExploratory (isExploratory), m_CreationTime (0) {};
-			~RequestedDestination () { if (m_RequestComplete) m_RequestComplete (nullptr); };			
-
-			const IdentHash& GetDestination () const { return m_Destination; };
-			int GetNumExcludedPeers () const { return m_ExcludedPeers.size (); };
-			const std::set<IdentHash>& GetExcludedPeers () { return m_ExcludedPeers; };
-			void ClearExcludedPeers ();
-			bool IsExploratory () const { return m_IsExploratory; };
-			bool IsExcluded (const IdentHash& ident) const { return m_ExcludedPeers.count (ident); };
-			uint64_t GetCreationTime () const { return m_CreationTime; };
-			std::shared_ptr<I2NPMessage> CreateRequestMessage (std::shared_ptr<const RouterInfo>, std::shared_ptr<const i2p::tunnel::InboundTunnel> replyTunnel);
-			std::shared_ptr<I2NPMessage> CreateRequestMessage (const IdentHash& floodfill);
-			
-			void SetRequestComplete (const RequestComplete& requestComplete) { m_RequestComplete = requestComplete; };
-			bool IsRequestComplete () const { return m_RequestComplete != nullptr; };
-			void Success (std::shared_ptr<RouterInfo> r);
-			void Fail ();
-			
-		private:
-
-			IdentHash m_Destination;
-			bool m_IsExploratory;
-			std::set<IdentHash> m_ExcludedPeers;
-			uint64_t m_CreationTime;
-			RequestComplete m_RequestComplete;
-	};	
-
-	class NetDbRequests
-	{
-		public:
-
-			void Start ();
-			void Stop ();
-
-			 std::shared_ptr<RequestedDestination> CreateRequest (const IdentHash& destination, bool isExploratory, RequestedDestination::RequestComplete requestComplete = nullptr);
-			void RequestComplete (const IdentHash& ident, std::shared_ptr<RouterInfo> r);
-			std::shared_ptr<RequestedDestination> FindRequest (const IdentHash& ident) const;
-			void ManageRequests ();
-
-		private:
-
-			mutable std::mutex m_RequestedDestinationsMutex;
-			std::map<IdentHash, std::shared_ptr<RequestedDestination> > m_RequestedDestinations;
-	};
-}
-}
-
-#endif
-

Profiling.cpp

@@ -1,195 +0,0 @@
-#include <sys/stat.h>
-#include <boost/property_tree/ptree.hpp>
-#include <boost/property_tree/ini_parser.hpp>
-#include "Base.h"
-#include "FS.h"
-#include "Log.h"
-#include "Profiling.h"
-
-namespace i2p
-{
-namespace data
-{
-	i2p::fs::HashedStorage m_ProfilesStorage("peerProfiles", "p", "profile-", "txt");
-
-	RouterProfile::RouterProfile ():
-		m_LastUpdateTime (boost::posix_time::second_clock::local_time()),
-		m_NumTunnelsAgreed (0), m_NumTunnelsDeclined (0), m_NumTunnelsNonReplied (0),
-		m_NumTimesTaken (0), m_NumTimesRejected (0) 
-	{
-	}
-
-	boost::posix_time::ptime RouterProfile::GetTime () const
-	{
-		return boost::posix_time::second_clock::local_time();
-	}	
-		
-	void RouterProfile::UpdateTime ()
-	{
-		m_LastUpdateTime = GetTime ();
-	}	
-		
-	void RouterProfile::Save (const IdentHash& identHash)
-	{
-		// fill sections
-		boost::property_tree::ptree participation;
-		participation.put (PEER_PROFILE_PARTICIPATION_AGREED, m_NumTunnelsAgreed);
-		participation.put (PEER_PROFILE_PARTICIPATION_DECLINED, m_NumTunnelsDeclined);
-		participation.put (PEER_PROFILE_PARTICIPATION_NON_REPLIED, m_NumTunnelsNonReplied);
-		boost::property_tree::ptree usage;
-		usage.put (PEER_PROFILE_USAGE_TAKEN, m_NumTimesTaken);
-		usage.put (PEER_PROFILE_USAGE_REJECTED, m_NumTimesRejected);
-		// fill property tree
-		boost::property_tree::ptree pt;
-		pt.put (PEER_PROFILE_LAST_UPDATE_TIME, boost::posix_time::to_simple_string (m_LastUpdateTime));
-		pt.put_child (PEER_PROFILE_SECTION_PARTICIPATION, participation);
-		pt.put_child (PEER_PROFILE_SECTION_USAGE, usage);
-
-		// save to file
-		std::string ident = identHash.ToBase64 ();
-		std::string path = m_ProfilesStorage.Path(ident);
-
-		try {
-			boost::property_tree::write_ini (path, pt);
-		} catch (std::exception& ex) {
-			/* boost exception verbose enough */
-			LogPrint (eLogError, "Profiling: ", ex.what ());
-		}
-	}
-
-	void RouterProfile::Load (const IdentHash& identHash)
-	{
-		std::string ident = identHash.ToBase64 ();
-		std::string path = m_ProfilesStorage.Path(ident);
-		boost::property_tree::ptree pt;
-
-		if (!i2p::fs::Exists(path)) 
-		{
-			LogPrint(eLogWarning, "Profiling: no profile yet for ", ident);
-			return;
-		}
-
-		try 
-		{
-			boost::property_tree::read_ini (path, pt);
-		} catch (std::exception& ex) 
-		{
-			/* boost exception verbose enough */
-			LogPrint (eLogError, "Profiling: ", ex.what ());
-			return;
-		}
-
-		try 
-		{
-			auto t = pt.get (PEER_PROFILE_LAST_UPDATE_TIME, "");
-			if (t.length () > 0)
-				m_LastUpdateTime = boost::posix_time::time_from_string (t);
-			if ((GetTime () - m_LastUpdateTime).hours () < PEER_PROFILE_EXPIRATION_TIMEOUT) 
-			{
-				try 
-				{	
-					// read participations
-					auto participations = pt.get_child (PEER_PROFILE_SECTION_PARTICIPATION);
-					m_NumTunnelsAgreed = participations.get (PEER_PROFILE_PARTICIPATION_AGREED, 0);
-					m_NumTunnelsDeclined = participations.get (PEER_PROFILE_PARTICIPATION_DECLINED, 0);
-					m_NumTunnelsNonReplied = participations.get (PEER_PROFILE_PARTICIPATION_NON_REPLIED, 0);
-				}	
-				catch (boost::property_tree::ptree_bad_path& ex) 
-				{
-					LogPrint (eLogWarning, "Profiling: Missing section ", PEER_PROFILE_SECTION_PARTICIPATION, " in profile for ", ident);
-				}	
-				try 
-				{
-					// read usage
-					auto usage = pt.get_child (PEER_PROFILE_SECTION_USAGE);
-					m_NumTimesTaken = usage.get (PEER_PROFILE_USAGE_TAKEN, 0);
-					m_NumTimesRejected = usage.get (PEER_PROFILE_USAGE_REJECTED, 0);
-				}	
-				catch (boost::property_tree::ptree_bad_path& ex) 
-				{
-					LogPrint (eLogWarning, "Missing section ", PEER_PROFILE_SECTION_USAGE, " in profile for ", ident);
-				}
-			} 
-			else 
-				*this = RouterProfile ();
-		} 
-		catch (std::exception& ex) 
-		{
-			LogPrint (eLogError, "Profiling: Can't read profile ", ident, " :", ex.what ());
-		}
-	}
-
-	void RouterProfile::TunnelBuildResponse (uint8_t ret)
-	{
-		UpdateTime ();
-		if (ret > 0)
-			m_NumTunnelsDeclined++;
-		else
-			m_NumTunnelsAgreed++;
-	}	
-
-	void RouterProfile::TunnelNonReplied ()
-	{
-		m_NumTunnelsNonReplied++;
-		UpdateTime ();
-	}	
-
-	bool RouterProfile::IsLowPartcipationRate () const
-	{
-		return 4*m_NumTunnelsAgreed < m_NumTunnelsDeclined; // < 20% rate
-	}	
-
-	bool RouterProfile::IsLowReplyRate () const
-	{
-		auto total = m_NumTunnelsAgreed + m_NumTunnelsDeclined;
-		return m_NumTunnelsNonReplied > 10*(total + 1);
-	}	
-		
-	bool RouterProfile::IsBad ()
-	{ 
-		auto isBad = IsAlwaysDeclining () || IsLowPartcipationRate () /*|| IsLowReplyRate ()*/;
-		if (isBad && m_NumTimesRejected > 10*(m_NumTimesTaken + 1)) 
-		{
-			// reset profile
-			m_NumTunnelsAgreed = 0;
-			m_NumTunnelsDeclined = 0;
-			m_NumTunnelsNonReplied = 0;
-			isBad = false;
-		}		
-		if (isBad) m_NumTimesRejected++; else m_NumTimesTaken++;
-		return isBad;	
-	}
-		
-	std::shared_ptr<RouterProfile> GetRouterProfile (const IdentHash& identHash)
-	{
-		auto profile = std::make_shared<RouterProfile> ();
-		profile->Load (identHash); // if possible
-		return profile;
-	}		
-
-	void InitProfilesStorage ()
-	{
-		m_ProfilesStorage.SetPlace(i2p::fs::GetDataDir());
-		m_ProfilesStorage.Init(i2p::data::GetBase64SubstitutionTable(), 64);
-	}
-
-	void DeleteObsoleteProfiles ()
-	{
-		struct stat st;
-		std::time_t now = std::time(nullptr);
-
-		std::vector<std::string> files;
-		m_ProfilesStorage.Traverse(files);
-		for (const auto& path: files) {
-			if (stat(path.c_str(), &st) != 0) {
-				LogPrint(eLogWarning, "Profiling: Can't stat(): ", path);
-				continue;
-			}
-			if (((now - st.st_mtime) / 3600) >= PEER_PROFILE_EXPIRATION_TIMEOUT) {
-				LogPrint(eLogDebug, "Profiling: removing expired peer profile: ", path);
-				i2p::fs::Remove(path);
-			}
-		}
-	}
-}		
-}	

Profiling.h

@@ -1,67 +0,0 @@
-#ifndef PROFILING_H__
-#define PROFILING_H__
-
-#include <memory>
-#include <boost/date_time/posix_time/posix_time.hpp>
-#include "Identity.h"
-
-namespace i2p
-{
-namespace data
-{	
-	// sections
-	const char PEER_PROFILE_SECTION_PARTICIPATION[] = "participation";
-	const char PEER_PROFILE_SECTION_USAGE[] = "usage";
-	// params	
-	const char PEER_PROFILE_LAST_UPDATE_TIME[] = "lastupdatetime";
-	const char PEER_PROFILE_PARTICIPATION_AGREED[] = "agreed";
-	const char PEER_PROFILE_PARTICIPATION_DECLINED[] = "declined";
-	const char PEER_PROFILE_PARTICIPATION_NON_REPLIED[] = "nonreplied";	
-	const char PEER_PROFILE_USAGE_TAKEN[] = "taken";
-	const char PEER_PROFILE_USAGE_REJECTED[] = "rejected";
-
-	const int PEER_PROFILE_EXPIRATION_TIMEOUT = 72; // in hours (3 days)
-	
-	class RouterProfile
-	{
-		public:
-
-			RouterProfile ();
-			RouterProfile& operator= (const RouterProfile& ) = default;
-			
-			void Save (const IdentHash& identHash);
-			void Load (const IdentHash& identHash);
-
-			bool IsBad ();
-			
-			void TunnelBuildResponse (uint8_t ret);
-			void TunnelNonReplied ();
-
-		private:
-
-			boost::posix_time::ptime GetTime () const;
-			void UpdateTime ();
-
-			bool IsAlwaysDeclining () const { return !m_NumTunnelsAgreed && m_NumTunnelsDeclined >= 5; };
-			bool IsLowPartcipationRate () const;
-			bool IsLowReplyRate () const;
-			
-		private:	
-
-			boost::posix_time::ptime m_LastUpdateTime;
-			// participation
-			uint32_t m_NumTunnelsAgreed;
-			uint32_t m_NumTunnelsDeclined;	
-			uint32_t m_NumTunnelsNonReplied;
-			// usage
-			uint32_t m_NumTimesTaken;
-			uint32_t m_NumTimesRejected;	
-	};	
-
-	std::shared_ptr<RouterProfile> GetRouterProfile (const IdentHash& identHash); 
-	void InitProfilesStorage ();
-	void DeleteObsoleteProfiles ();
-}		
-}	
-
-#endif

README.md

@@ -1,29 +1,38 @@
+[![GitHub release](https://img.shields.io/github/release/PurpleI2P/i2pd.svg?label=latest%20release)](https://github.com/PurpleI2P/i2pd/releases/latest)
+[![Snapcraft release](https://snapcraft.io/i2pd/badge.svg)](https://snapcraft.io/i2pd)
+[![License](https://img.shields.io/github/license/PurpleI2P/i2pd.svg)](https://github.com/PurpleI2P/i2pd/blob/openssl/LICENSE)
+[![Packaging status](https://repology.org/badge/tiny-repos/i2pd.svg)](https://repology.org/project/i2pd/versions)
+[![Docker Pulls](https://img.shields.io/docker/pulls/purplei2p/i2pd)](https://hub.docker.com/r/purplei2p/i2pd)
+[![Crowdin](https://badges.crowdin.net/i2pd/localized.svg)](https://crowdin.com/project/i2pd)
+
+*note: i2pd for Android can be found in [i2pd-android](https://github.com/PurpleI2P/i2pd-android) repository and with Qt GUI in [i2pd-qt](https://github.com/PurpleI2P/i2pd-qt) repository*
+
 i2pd
 ====
 
 [Русская версия](https://github.com/PurpleI2P/i2pd_docs_ru/blob/master/README.md)
 
-i2pd (I2P Daemon) is a full-featured C++ implementation of I2P client.
+i2pd (I2P Daemon) is a full-featured C++ implementation of I2P client.  
 
-I2P (Invisible Internet Protocol) is a universal anonymous network layer. 
+I2P (Invisible Internet Protocol) is a universal anonymous network layer.  
 All communications over I2P are anonymous and end-to-end encrypted, participants
-don't reveal their real IP addresses. 
+don't reveal their real IP addresses.  
 
-I2P client is a software used for building and using anonymous I2P 
-networks. Such networks are commonly used for anonymous peer-to-peer 
-applications (filesharing, cryptocurrencies) and anonymous client-server 
-applications (websites, instant messengers, chat-servers).
+I2P client is a software used for building and using anonymous I2P
+networks. Such networks are commonly used for anonymous peer-to-peer
+applications (filesharing, cryptocurrencies) and anonymous client-server
+applications (websites, instant messengers, chat-servers).  
 
 I2P allows people from all around the world to communicate and share information
-without restrictions.
+without restrictions.  
 
 Features
 --------
 
-* Distributed anonymous networking framework
-* End-to-end encrypted communications
-* Small footprint, simple dependencies, fast performance
-* Rich set of APIs for developers of secure applications
+* Distributed anonymous networking framework  
+* End-to-end encrypted communications  
+* Small footprint, simple dependencies, fast performance  
+* Rich set of APIs for developers of secure applications  
 
 Resources
 ---------
@@ -38,38 +47,78 @@ Resources
 Installing
 ----------
 
-The easiest way to install i2pd is by using 
-[precompiled binaries](https://github.com/PurpleI2P/i2pd/releases/latest). 
-See [documentation](https://i2pd.readthedocs.io/en/latest/) for how to build 
-i2pd from source on your OS.
+The easiest way to install i2pd is by using precompiled packages and binaries.
+You can fetch most of them on [release](https://github.com/PurpleI2P/i2pd/releases/latest) page.  
+Please see [documentation](https://i2pd.readthedocs.io/en/latest/user-guide/install/) for more info.
+
+Building
+--------
+See [documentation](https://i2pd.readthedocs.io/en/latest/) for how to build
+i2pd from source on your OS.  
+
+note: i2pd with Qt GUI can be found in [i2pd-qt](https://github.com/PurpleI2P/i2pd-qt) repository and for android in [i2pd-android](https://github.com/PurpleI2P/i2pd-android) repository.
+
+
+Build instructions:
+
+* [unix](https://i2pd.readthedocs.io/en/latest/devs/building/unix/)
+* [windows](https://i2pd.readthedocs.io/en/latest/devs/building/windows/)
+* [iOS](https://i2pd.readthedocs.io/en/latest/devs/building/ios/)
+* [android](https://i2pd.readthedocs.io/en/latest/devs/building/android/)
+
 
 **Supported systems:**
 
-* GNU/Linux x86/x64  - [![Build Status](https://travis-ci.org/PurpleI2P/i2pd.svg?branch=openssl)](https://travis-ci.org/PurpleI2P/i2pd)  
-* Windows        - [![Build status](https://ci.appveyor.com/api/projects/status/1908qe4p48ff1x23?svg=true)](https://ci.appveyor.com/project/PurpleI2P/i2pd)  
-* Mac OS X
-* FreeBSD
-* Android 
+* GNU/Linux (Debian, Ubuntu, etc) - [![Build on Ubuntu](https://github.com/PurpleI2P/i2pd/actions/workflows/build.yml/badge.svg)](https://github.com/PurpleI2P/i2pd/actions/workflows/build.yml)
+* CentOS, Fedora, Mageia - [![Build Status](https://copr.fedorainfracloud.org/coprs/supervillain/i2pd/package/i2pd-git/status_image/last_build.png)](https://copr.fedorainfracloud.org/coprs/supervillain/i2pd/package/i2pd-git/)
+* Alpine, ArchLinux, openSUSE, Gentoo, etc.
+* Windows - [![Build on Windows](https://github.com/PurpleI2P/i2pd/actions/workflows/build-windows.yml/badge.svg)](https://github.com/PurpleI2P/i2pd/actions/workflows/build-windows.yml)
+* Mac OS - [![Build on OSX](https://github.com/PurpleI2P/i2pd/actions/workflows/build-osx.yml/badge.svg)](https://github.com/PurpleI2P/i2pd/actions/workflows/build-osx.yml)
+* Docker image - [![Build containers](https://github.com/PurpleI2P/i2pd/actions/workflows/docker.yml/badge.svg)](https://github.com/PurpleI2P/i2pd/actions/workflows/docker.yml)
+* Snap - [![i2pd](https://snapcraft.io/i2pd/badge.svg)](https://snapcraft.io/i2pd) [![i2pd](https://snapcraft.io/i2pd/trending.svg?name=0)](https://snapcraft.io/i2pd)
+* FreeBSD - [![Build on FreeBSD](https://github.com/PurpleI2P/i2pd/actions/workflows/build-freebsd.yml/badge.svg)](https://github.com/PurpleI2P/i2pd/actions/workflows/build-freebsd.yml)
+* Android - [![Android CI](https://github.com/PurpleI2P/i2pd-android/actions/workflows/android.yml/badge.svg)](https://github.com/PurpleI2P/i2pd-android/actions/workflows/android.yml)
 * iOS
 
 Using i2pd
 ----------
 
-See [documentation](https://i2pd.readthedocs.io/en/latest/user-guide/run/) and 
+See [documentation](https://i2pd.readthedocs.io/en/latest/user-guide/run/) and
 [example config file](https://github.com/PurpleI2P/i2pd/blob/openssl/contrib/i2pd.conf).
 
+Localization
+------------
+
+You can help us with translation i2pd to your language using Crowdin platform!
+Translation project can be found [here](https://crowdin.com/project/i2pd).
+
+New languages can be requested on project's [discussion page](https://crowdin.com/project/i2pd/discussions).
+
+Current status: [![Crowdin](https://badges.crowdin.net/i2pd/localized.svg)](https://crowdin.com/project/i2pd)
+
 Donations
 ---------
 
-BTC: 1K7Ds6KUeR8ya287UC4rYTjvC96vXyZbDY   
-ZEC: t1cTckLuXsr1dwVrK4NDzfhehss4NvMadAJ  
-DASH: Xw8YUrQpYzP9tZBmbjqxS3M97Q7v3vJKUF   
-LTC: LKQirrYrDeTuAPnpYq5y7LVKtywfkkHi59  
-ANC: AQJYweYYUqM1nVfLqfoSMpUMfzxvS4Xd7z  
-DOGE: DNXLQKziRPAsD9H3DFNjk4fLQrdaSX893Y  
+**E-Mail**: ```i2porignal at yandex.com```
+
+**BTC**: ```3MDoGJW9TLMTCDGrR9bLgWXfm6sjmgy86f```
+
+**LTC**: ```LKQirrYrDeTuAPnpYq5y7LVKtywfkkHi59```
+
+**ETH**: ```0x9e5bac70d20d1079ceaa111127f4fb3bccce379d```
+
+**GST**: ```GbD2JSQHBHCKLa9WTHmigJRpyFgmBj4woG```
+
+**DASH**: ```Xw8YUrQpYzP9tZBmbjqxS3M97Q7v3vJKUF```
+
+**ZEC**: ```t1cTckLuXsr1dwVrK4NDzfhehss4NvMadAJ```
+
+**ANC**: ```AQJYweYYUqM1nVfLqfoSMpUMfzxvS4Xd7z```
+
+**XMR**: ```497pJc7X4xqKvcLBLpSUtRgWqMMyo24u4btCos3cak6gbMkpobgSU6492ztUcUBghyeHpYeczB55s38NpuHoH5WGNSPDRMH```
 
 License
 -------
 
 This project is licensed under the BSD 3-clause license, which can be found in the file
-LICENSE in the root of the project source code.
+LICENSE in the root of the project source code.  

Reseed.cpp

@@ -1,567 +0,0 @@
-#include <string.h>
-#include <fstream>
-#include <sstream>
-#include <boost/asio.hpp>
-#include <boost/asio/ssl.hpp> 
-#include <boost/algorithm/string.hpp>
-#include <openssl/ssl.h>
-#include <openssl/err.h>
-#include <zlib.h>
-
-#include "Crypto.h"
-#include "I2PEndian.h"
-#include "Reseed.h"
-#include "FS.h"
-#include "Log.h"
-#include "Identity.h"
-#include "NetDb.h"
-#include "HTTP.h"
-#include "util.h"
-#include "Config.h"
-
-namespace i2p
-{
-namespace data
-{
- 
-	Reseeder::Reseeder()
-	{
-	}
-
-	Reseeder::~Reseeder()
-	{
-	}
-
-        /** @brief tries to bootstrap into I2P network (from local files and servers, with respect of options)
-         */
-        void Reseeder::Bootstrap ()
-        {
-            std::string su3FileName; i2p::config::GetOption("reseed.file", su3FileName);
-            std::string zipFileName; i2p::config::GetOption("reseed.zipfile", zipFileName);
-
-            if (su3FileName.length() > 0) // bootstrap from SU3 file or URL
-            {
-                int num;
-                if (su3FileName.length() > 8 && su3FileName.substr(0, 8) == "https://")
-                {
-                    num = ReseedFromSU3Url (su3FileName); // from https URL
-                }
-                else
-                {
-                    num = ProcessSU3File (su3FileName.c_str ());
-                }
-                if (num == 0)
-                    LogPrint (eLogWarning, "Reseed: failed to reseed from ", su3FileName);
-            }
-            else if (zipFileName.length() > 0) // bootstrap from ZIP file
-            {
-                int num = ProcessZIPFile (zipFileName.c_str ());
-                if (num == 0)
-                    LogPrint (eLogWarning, "Reseed: failed to reseed from ", zipFileName);
-            }
-            else // bootstrap from reseed servers
-            {
-                int num = ReseedFromServers ();
-                if (num == 0)
-                    LogPrint (eLogWarning, "Reseed: failed to reseed from servers");
-            }
-        }
-
-        /** @brief bootstrap from random server, retry 10 times
-         *  @return number of entries added to netDb
-         */
-	int Reseeder::ReseedFromServers ()
-	{
-		std::string reseedURLs; i2p::config::GetOption("reseed.urls", reseedURLs);
-                std::vector<std::string> httpsReseedHostList;
-                boost::split(httpsReseedHostList, reseedURLs, boost::is_any_of(","), boost::token_compress_on);
-
-                if (reseedURLs.length () == 0)
-                {
-                    LogPrint (eLogWarning, "Reseed: No reseed servers specified");
-                    return 0;
-                }
-
-                int reseedRetries = 0;
-                while (reseedRetries < 10)
-                {
-                    auto ind = rand () % httpsReseedHostList.size ();
-                    std::string reseedUrl = httpsReseedHostList[ind] + "i2pseeds.su3";
-                    auto num = ReseedFromSU3Url (reseedUrl);
-                    if (num > 0) return num; // success
-                    reseedRetries++;
-                }
-                LogPrint (eLogWarning, "Reseed: failed to reseed from servers after 10 attempts");
-                return 0;
-	}
-
-        /** @brief bootstrap from HTTPS URL with SU3 file
-         *  @param url
-         *  @return number of entries added to netDb
-         */
-	int Reseeder::ReseedFromSU3Url (const std::string& url)
-	{
-		LogPrint (eLogInfo, "Reseed: Downloading SU3 from ", url);
-		std::string su3 = HttpsRequest (url);
-		if (su3.length () > 0)
-		{
-			std::stringstream s(su3);
-			return ProcessSU3Stream (s);
-		}
-		else
-		{
-			LogPrint (eLogWarning, "Reseed: SU3 download failed");
-			return 0;
-		}
-	}
-	
-	int Reseeder::ProcessSU3File (const char * filename)
-	{
-		std::ifstream s(filename, std::ifstream::binary);
-		if (s.is_open ())	
-			return ProcessSU3Stream (s);
-		else
-		{
-			LogPrint (eLogError, "Reseed: Can't open file ", filename);
-			return 0;
-		}
-	}
-
-	int Reseeder::ProcessZIPFile (const char * filename)
-	{
-		std::ifstream s(filename, std::ifstream::binary);
-		if (s.is_open ())	
-		{	
-			s.seekg (0, std::ios::end);
-			auto len = s.tellg ();
-			s.seekg (0, std::ios::beg);
-			return ProcessZIPStream (s, len);
-		}	
-		else
-		{
-			LogPrint (eLogError, "Reseed: Can't open file ", filename);
-			return 0;
-		}
-	}		
-	
-	const char SU3_MAGIC_NUMBER[]="I2Psu3";	
-	int Reseeder::ProcessSU3Stream (std::istream& s)
-	{
-		char magicNumber[7];
-		s.read (magicNumber, 7); // magic number and zero byte 6
-		if (strcmp (magicNumber, SU3_MAGIC_NUMBER))
-		{
-			LogPrint (eLogError, "Reseed: Unexpected SU3 magic number");
-			return 0;
-		}			
-		s.seekg (1, std::ios::cur); // su3 file format version
-		SigningKeyType signatureType;
-		s.read ((char *)&signatureType, 2);  // signature type
-		signatureType = be16toh (signatureType);
-		uint16_t signatureLength;
-		s.read ((char *)&signatureLength, 2);  // signature length
-		signatureLength = be16toh (signatureLength);
-		s.seekg (1, std::ios::cur); // unused
-		uint8_t versionLength;
-		s.read ((char *)&versionLength, 1);  // version length	
-		s.seekg (1, std::ios::cur); // unused
-		uint8_t signerIDLength;
-		s.read ((char *)&signerIDLength, 1);  // signer ID length	
-		uint64_t contentLength;
-		s.read ((char *)&contentLength, 8);  // content length	
-		contentLength = be64toh (contentLength);
-		s.seekg (1, std::ios::cur); // unused
-		uint8_t fileType;
-		s.read ((char *)&fileType, 1);  // file type	
-		if (fileType != 0x00) //  zip file
-		{
-			LogPrint (eLogError, "Reseed: Can't handle file type ", (int)fileType);
-			return 0;
-		}
-		s.seekg (1, std::ios::cur); // unused
-		uint8_t contentType;
-		s.read ((char *)&contentType, 1);  // content type	
-		if (contentType != 0x03) // reseed data
-		{
-			LogPrint (eLogError, "Reseed: Unexpected content type ", (int)contentType);
-			return 0;
-		}
-		s.seekg (12, std::ios::cur); // unused
-
-		s.seekg (versionLength, std::ios::cur); // skip version
-		char signerID[256];
-		s.read (signerID, signerIDLength); // signerID
-		signerID[signerIDLength] = 0;
-		
-		bool verify; i2p::config::GetOption("reseed.verify", verify);
-		if (verify)
-		{ 
-			//try to verify signature
-			auto it = m_SigningKeys.find (signerID);
-			if (it != m_SigningKeys.end ())
-			{
-				// TODO: implement all signature types
-				if (signatureType == SIGNING_KEY_TYPE_RSA_SHA512_4096)
-				{
-					size_t pos = s.tellg ();
-					size_t tbsLen = pos + contentLength;
-					uint8_t * tbs = new uint8_t[tbsLen];
-					s.seekg (0, std::ios::beg);
-					s.read ((char *)tbs, tbsLen);
-					uint8_t * signature = new uint8_t[signatureLength];
-					s.read ((char *)signature, signatureLength);
-					// RSA-raw
-					{
-						// calculate digest
-						uint8_t digest[64];
-						SHA512 (tbs, tbsLen, digest);
-						// encrypt signature
-						BN_CTX * bnctx = BN_CTX_new ();
-						BIGNUM * s = BN_new (), * n = BN_new ();
-						BN_bin2bn (signature, signatureLength, s);
-						BN_bin2bn (it->second, i2p::crypto::RSASHA5124096_KEY_LENGTH, n);
-						BN_mod_exp (s, s, i2p::crypto::GetRSAE (), n, bnctx); // s = s^e mod n 
-						uint8_t * enSigBuf = new uint8_t[signatureLength];
-						i2p::crypto::bn2buf (s, enSigBuf, signatureLength);
-						// digest is right aligned
-						// we can't use RSA_verify due wrong padding in SU3
-						if (memcmp (enSigBuf + (signatureLength - 64), digest, 64))
-							LogPrint (eLogWarning, "Reseed: SU3 signature verification failed");
-						else
-							verify = false; // verified
-						delete[] enSigBuf;
-						BN_free (s); BN_free (n);
-						BN_CTX_free (bnctx);
-					}	
-					
-					delete[] signature;
-					delete[] tbs;
-					s.seekg (pos, std::ios::beg);
-				}
-				else
-					LogPrint (eLogWarning, "Reseed: Signature type ", signatureType, " is not supported");
-			}
-			else
-				LogPrint (eLogWarning, "Reseed: Certificate for ", signerID, " not loaded");
-		}
-
-		if (verify) // not verified
-		{
-			LogPrint (eLogError, "Reseed: SU3 verification failed");
-			return 0;
-		}	
-
-		// handle content
-		return ProcessZIPStream (s, contentLength);
-	}
-
-	const uint32_t ZIP_HEADER_SIGNATURE = 0x04034B50;
-	const uint32_t ZIP_CENTRAL_DIRECTORY_HEADER_SIGNATURE = 0x02014B50;	
-	const uint16_t ZIP_BIT_FLAG_DATA_DESCRIPTOR = 0x0008;
-	int Reseeder::ProcessZIPStream (std::istream& s, uint64_t contentLength)
-	{	
-		int numFiles = 0;
-		size_t contentPos = s.tellg ();
-		while (!s.eof ())
-		{	
-			uint32_t signature;
-			s.read ((char *)&signature, 4);
-			signature = le32toh (signature);
-			if (signature == ZIP_HEADER_SIGNATURE)
-			{
-				// next local file
-				s.seekg (2, std::ios::cur); // version
-				uint16_t bitFlag;
-				s.read ((char *)&bitFlag, 2);	
-				bitFlag = le16toh (bitFlag);
-				uint16_t compressionMethod;
-				s.read ((char *)&compressionMethod, 2);	
-				compressionMethod = le16toh (compressionMethod);
-				s.seekg (4, std::ios::cur); // skip fields we don't care about
-				uint32_t compressedSize, uncompressedSize; 
-				uint32_t crc_32;
-				s.read ((char *)&crc_32, 4);
-				crc_32 = le32toh (crc_32);
-				s.read ((char *)&compressedSize, 4);	
-				compressedSize = le32toh (compressedSize);	
-				s.read ((char *)&uncompressedSize, 4);
-				uncompressedSize = le32toh (uncompressedSize);	
-				uint16_t fileNameLength, extraFieldLength; 
-				s.read ((char *)&fileNameLength, 2);	
-				fileNameLength = le16toh (fileNameLength);
-				if ( fileNameLength > 255 ) {
-					// too big
-					LogPrint(eLogError, "Reseed: SU3 fileNameLength too large: ", fileNameLength);
-					return numFiles;
-				}
-				s.read ((char *)&extraFieldLength, 2);
-				extraFieldLength = le16toh (extraFieldLength);
-				char localFileName[255];
-				s.read (localFileName, fileNameLength);
-				localFileName[fileNameLength] = 0;
-				s.seekg (extraFieldLength, std::ios::cur);
-				// take care about data desriptor if presented
-				if (bitFlag & ZIP_BIT_FLAG_DATA_DESCRIPTOR)
-				{
-					size_t pos = s.tellg ();
-					if (!FindZipDataDescriptor (s))
-					{
-						LogPrint (eLogError, "Reseed: SU3 archive data descriptor not found");
-						return numFiles;
-					}									
-					s.read ((char *)&crc_32, 4);	
-					crc_32 = le32toh (crc_32);
-					s.read ((char *)&compressedSize, 4);	
-					compressedSize = le32toh (compressedSize) + 4; // ??? we must consider signature as part of compressed data
-					s.read ((char *)&uncompressedSize, 4);
-					uncompressedSize = le32toh (uncompressedSize);	
-
-					// now we know compressed and uncompressed size
-					s.seekg (pos, std::ios::beg); // back to compressed data
-				}
-
-				LogPrint (eLogDebug, "Reseed: Proccessing file ", localFileName, " ", compressedSize, " bytes");
-				if (!compressedSize)
-				{
-					LogPrint (eLogWarning, "Reseed: Unexpected size 0. Skipped");
-					continue;
-				}	
-				
-				uint8_t * compressed = new uint8_t[compressedSize];
-				s.read ((char *)compressed, compressedSize);
-				if (compressionMethod) // we assume Deflate
-				{
-					z_stream inflator;
-					memset (&inflator, 0, sizeof (inflator));
-					inflateInit2 (&inflator, -MAX_WBITS); // no zlib header
-					uint8_t * uncompressed = new uint8_t[uncompressedSize];
-					inflator.next_in = compressed;
-					inflator.avail_in = compressedSize;
-					inflator.next_out = uncompressed;
-					inflator.avail_out = uncompressedSize; 
-					int err;
-					if ((err = inflate (&inflator, Z_SYNC_FLUSH)) >= 0)
-					{	
-						uncompressedSize -= inflator.avail_out;
-						if (crc32 (0, uncompressed, uncompressedSize) == crc_32)
-						{
-							i2p::data::netdb.AddRouterInfo (uncompressed, uncompressedSize);
-							numFiles++;
-						}	
-						else
-							LogPrint (eLogError, "Reseed: CRC32 verification failed");
-					}	
-					else
-						LogPrint (eLogError, "Reseed: SU3 decompression error ", err);
-					delete[] uncompressed;      
-					inflateEnd (&inflator);
-				}
-				else // no compression
-				{
-					i2p::data::netdb.AddRouterInfo (compressed, compressedSize);
-					numFiles++;
-				}	
-				delete[] compressed;
-				if (bitFlag & ZIP_BIT_FLAG_DATA_DESCRIPTOR)
-					s.seekg (12, std::ios::cur); // skip data descriptor section if presented (12 = 16 - 4)
-			}
-			else
-			{
-				if (signature != ZIP_CENTRAL_DIRECTORY_HEADER_SIGNATURE)
-					LogPrint (eLogWarning, "Reseed: Missing zip central directory header");
-				break; // no more files
-			}
-			size_t end = s.tellg ();
-			if (end - contentPos >= contentLength)
-				break; // we are beyond contentLength
-		}
-		if (numFiles) // check if  routers are not outdated
-		{
-			auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-			int numOutdated = 0;
-			i2p::data::netdb.VisitRouterInfos (
-				[&numOutdated, ts](std::shared_ptr<const RouterInfo> r)
-				{
-					if (r && ts > r->GetTimestamp () + 10*i2p::data::NETDB_MAX_EXPIRATION_TIMEOUT*1000LL) // 270 hours
-					{
-						LogPrint (eLogError, "Reseed: router ", r->GetIdentHash().ToBase64 (), " is outdated by ", (ts - r->GetTimestamp ())/1000LL/3600LL, " hours");
-						numOutdated++;
-					}
-				});
-			if (numOutdated > numFiles/2) // more than half
-			{
-				LogPrint (eLogError, "Reseed: mammoth's shit\n"
-				"	   *_____*\n"
-				"	  *_*****_*\n"
-				"	 *_(O)_(O)_*\n"
-				"	**____V____**\n"
-				"	**_________**\n"
-				"	**_________**\n"
-				"	 *_________*\n"
-				"	  ***___***");
-				i2p::data::netdb.ClearRouterInfos ();
-				numFiles = 0;
-			}
-		}
-		return numFiles;
-	}
-
-	const uint8_t ZIP_DATA_DESCRIPTOR_SIGNATURE[] = { 0x50, 0x4B, 0x07, 0x08 };	
-	bool Reseeder::FindZipDataDescriptor (std::istream& s)
-	{
-		size_t nextInd = 0;	
-		while (!s.eof ())
-		{
-			uint8_t nextByte;
-			s.read ((char *)&nextByte, 1);
-			if (nextByte == ZIP_DATA_DESCRIPTOR_SIGNATURE[nextInd])	
-			{
-				nextInd++;
-				if (nextInd >= sizeof (ZIP_DATA_DESCRIPTOR_SIGNATURE))
-					return true;
-			}
-			else
-				nextInd = 0;
-		}
-		return false;
-	}
-
-	void Reseeder::LoadCertificate (const std::string& filename)
-	{
-		SSL_CTX * ctx = SSL_CTX_new (TLS_method ());
-		int ret = SSL_CTX_use_certificate_file (ctx, filename.c_str (), SSL_FILETYPE_PEM); 
-		if (ret)
-		{	
-			SSL * ssl = SSL_new (ctx);
-			X509 * cert = SSL_get_certificate (ssl);
-			// verify
-			if (cert)
-			{	
-				// extract issuer name
-				char name[100];
-				X509_NAME_oneline (X509_get_issuer_name(cert), name, 100);
-				char * cn = strstr (name, "CN=");
-				if (cn)
-				{	
-					cn += 3;
-					char * terminator = strchr (cn, '/');
-					if (terminator) terminator[0] = 0;
-				}	
-				// extract RSA key (we need n only, e = 65537)
-				RSA * key = EVP_PKEY_get0_RSA (X509_get_pubkey (cert));
-				const BIGNUM * n, * e, * d;
-				RSA_get0_key(key, &n, &e, &d);
-				PublicKey value;
-				i2p::crypto::bn2buf (n, value, 512);
-				if (cn)
-					m_SigningKeys[cn] = value;
-				else
-					LogPrint (eLogError, "Reseed: Can't find CN field in ", filename);
-			}	
-			SSL_free (ssl);			
-		}	
-		else
-			LogPrint (eLogError, "Reseed: Can't open certificate file ", filename);
-		SSL_CTX_free (ctx);		
-	}
-
-	void Reseeder::LoadCertificates ()
-	{
-		std::string certDir = i2p::fs::DataDirPath("certificates", "reseed");
-		std::vector<std::string> files;
-		int numCertificates = 0;
-
-		if (!i2p::fs::ReadDir(certDir, files)) {
-			LogPrint(eLogWarning, "Reseed: Can't load reseed certificates from ", certDir);
-			return;
-		}
-
-		for (const std::string & file : files) {
-			if (file.compare(file.size() - 4, 4, ".crt") != 0) {
-				LogPrint(eLogWarning, "Reseed: ignoring file ", file);
-				continue;
-			}
-			LoadCertificate (file);
-			numCertificates++;
-		}	
-		LogPrint (eLogInfo, "Reseed: ", numCertificates, " certificates loaded");
-	}	
-
-	std::string Reseeder::HttpsRequest (const std::string& address)
-	{
-		i2p::http::URL url;
-		if (!url.parse(address)) {
-			LogPrint(eLogError, "Reseed: failed to parse url: ", address);
-			return "";
-		}
-		url.schema = "https";
-		if (!url.port)
-			url.port = 443;
-
-		boost::asio::io_service service;
-		boost::system::error_code ecode;
-		auto it = boost::asio::ip::tcp::resolver(service).resolve (
-			boost::asio::ip::tcp::resolver::query (url.host, std::to_string(url.port)), ecode);
-		if (!ecode)
-		{
-			boost::asio::ssl::context ctx(service, boost::asio::ssl::context::sslv23);
-			ctx.set_verify_mode(boost::asio::ssl::context::verify_none);
-			boost::asio::ssl::stream<boost::asio::ip::tcp::socket> s(service, ctx);
-			s.lowest_layer().connect (*it, ecode);
-			if (!ecode)
-			{
-				SSL_set_tlsext_host_name(s.native_handle(), url.host.c_str ());
-				s.handshake (boost::asio::ssl::stream_base::client, ecode);
-				if (!ecode)
-				{
-					LogPrint (eLogDebug, "Reseed: Connected to ", url.host, ":", url.port);
-					i2p::http::HTTPReq req;
-					req.uri = url.to_string();
-					req.AddHeader("User-Agent", "Wget/1.11.4");
-					req.AddHeader("Connection", "close");
-					s.write_some (boost::asio::buffer (req.to_string()));
-					// read response
-					std::stringstream rs;
-					char recv_buf[1024]; size_t l = 0;
-					do {
-						l = s.read_some (boost::asio::buffer (recv_buf, sizeof(recv_buf)), ecode);
-						if (l) rs.write (recv_buf, l);
-					} while (!ecode && l);
-					// process response
-					std::string data = rs.str();
-					i2p::http::HTTPRes res;
-					int len = res.parse(data);
-					if (len <= 0) {
-						LogPrint(eLogWarning, "Reseed: incomplete/broken response from ", url.host);
-						return "";
-					}
-					if (res.code != 200) {
-						LogPrint(eLogError, "Reseed: failed to reseed from ", url.host, ", http code ", res.code);
-						return "";
-					}
-					data.erase(0, len); /* drop http headers from response */
-					LogPrint(eLogDebug, "Reseed: got ", data.length(), " bytes of data from ", url.host);
-					if (res.is_chunked()) {
-						std::stringstream in(data), out;
-						if (!i2p::http::MergeChunkedResponse(in, out)) {
-							LogPrint(eLogWarning, "Reseed: failed to merge chunked response from ", url.host);
-							return "";
-						}
-						LogPrint(eLogDebug, "Reseed: got ", data.length(), "(", out.tellg(), ") bytes of data from ", url.host);
-						data = out.str();
-					}
-					return data;
-				}
-				else
-					LogPrint (eLogError, "Reseed: SSL handshake failed: ", ecode.message ());
-			}
-			else
-				LogPrint (eLogError, "Reseed: Couldn't connect to ", url.host, ": ", ecode.message ());
-		}
-		else
-			LogPrint (eLogError, "Reseed: Couldn't resolve address ", url.host, ": ", ecode.message ());
-		return "";
-	}	
-}
-}
-

RouterContext.cpp

@@ -1,473 +0,0 @@
-#include <fstream>
-#include "Config.h"
-#include "Crypto.h"
-#include "Timestamp.h"
-#include "I2NPProtocol.h"
-#include "NetDb.h"
-#include "FS.h"
-#include "util.h"
-#include "version.h"
-#include "Log.h"
-#include "Family.h"
-#include "RouterContext.h"
-
-namespace i2p
-{
-	RouterContext context;
-
-	RouterContext::RouterContext ():
-		m_LastUpdateTime (0), m_AcceptsTunnels (true), m_IsFloodfill (false), 
-		m_StartupTime (0), m_Status (eRouterStatusOK), m_Error (eRouterErrorNone),
-		m_NetID (I2PD_NET_ID)
-	{
-	}
-
-	void RouterContext::Init ()
-	{
-		srand (i2p::util::GetMillisecondsSinceEpoch () % 1000);
-		m_StartupTime = i2p::util::GetSecondsSinceEpoch ();
-		if (!Load ())
-			CreateNewRouter ();
-		UpdateRouterInfo ();
-	}
-
-	void RouterContext::CreateNewRouter ()
-	{
-#if defined(__x86_64__) || defined(__i386__) || defined(_MSC_VER)			
-		m_Keys = i2p::data::PrivateKeys::CreateRandomKeys (i2p::data::SIGNING_KEY_TYPE_EDDSA_SHA512_ED25519);
-#else
-		m_Keys = i2p::data::PrivateKeys::CreateRandomKeys (i2p::data::SIGNING_KEY_TYPE_DSA_SHA1);
-#endif		
-		SaveKeys ();
-		NewRouterInfo ();
-	}
-
-	void RouterContext::NewRouterInfo ()
-	{
-		i2p::data::RouterInfo routerInfo;
-		routerInfo.SetRouterIdentity (GetIdentity ());
-		uint16_t port; i2p::config::GetOption("port", port);
-		if (!port)
-			port = rand () % (30777 - 9111) + 9111; // I2P network ports range
-		bool ipv4; i2p::config::GetOption("ipv4", ipv4);
-		bool ipv6; i2p::config::GetOption("ipv6", ipv6);
-		bool nat;  i2p::config::GetOption("nat", nat);
-		std::string ifname; i2p::config::GetOption("ifname", ifname);
-		std::string ifname4; i2p::config::GetOption("ifname4", ifname4);
-		std::string ifname6; i2p::config::GetOption("ifname6", ifname6);
-		if (ipv4)
-		{
-			std::string host = "127.0.0.1";
-			if (!i2p::config::IsDefault("host"))
-				i2p::config::GetOption("host", host);
-			else if (!nat && !ifname.empty())
-				/* bind to interface, we have no NAT so set external address too */
-				host = i2p::util::net::GetInterfaceAddress(ifname, false).to_string(); // v4
-
-			if(ifname4.size())
-				host = i2p::util::net::GetInterfaceAddress(ifname4, false).to_string();
-
-			routerInfo.AddSSUAddress (host.c_str(), port, routerInfo.GetIdentHash ());
-			routerInfo.AddNTCPAddress (host.c_str(), port);
-		}
-		if (ipv6)
-		{
-			std::string host = "::";
-			if (!i2p::config::IsDefault("host") && !ipv4) // override if v6 only
-				i2p::config::GetOption("host", host);
-			else if (!ifname.empty()) 
-				host = i2p::util::net::GetInterfaceAddress(ifname, true).to_string(); // v6
-
-			if(ifname6.size())
-				host = i2p::util::net::GetInterfaceAddress(ifname6, true).to_string();
-
-			routerInfo.AddSSUAddress (host.c_str(), port, routerInfo.GetIdentHash ());
-			routerInfo.AddNTCPAddress (host.c_str(), port);
-		}
-		
-		routerInfo.SetCaps (i2p::data::RouterInfo::eReachable | 
-			i2p::data::RouterInfo::eSSUTesting | i2p::data::RouterInfo::eSSUIntroducer); // LR, BC
-        routerInfo.SetProperty ("netId", std::to_string (m_NetID));
-		routerInfo.SetProperty ("router.version", I2P_VERSION);
-		routerInfo.CreateBuffer (m_Keys);
-		m_RouterInfo.SetRouterIdentity (GetIdentity ());
-		m_RouterInfo.Update (routerInfo.GetBuffer (), routerInfo.GetBufferLen ());
-	}
-
-	void RouterContext::UpdateRouterInfo ()
-	{
-		m_RouterInfo.CreateBuffer (m_Keys);
-		m_RouterInfo.SaveToFile (i2p::fs::DataDirPath (ROUTER_INFO));
-		m_LastUpdateTime = i2p::util::GetSecondsSinceEpoch ();
-	}	
-
-	void RouterContext::SetStatus (RouterStatus status) 
-	{ 
-		if (status != m_Status)
-		{	
-			m_Status = status;
-			m_Error = eRouterErrorNone;
-			switch (m_Status)
-			{	
-				case eRouterStatusOK:
-					SetReachable ();
-				break;
-				case eRouterStatusFirewalled:
-					SetUnreachable ();
-				break;	
-				default:
-					;
-			}
-		}	
-	}
-		
-	void RouterContext::UpdatePort (int port)
-	{
-		bool updated = false;
-		for (auto& address : m_RouterInfo.GetAddresses ())
-		{
-			if (address->port != port)
-			{	
-				address->port = port;
-				updated = true;
-			}	
-		}	
-		if (updated)
-			UpdateRouterInfo ();
-	}
-
-	void RouterContext::UpdateAddress (const boost::asio::ip::address& host)
-	{
-		bool updated = false;
-		for (auto& address : m_RouterInfo.GetAddresses ())
-		{
-			if (address->host != host && address->IsCompatible (host))
-			{	
-				address->host = host;
-				updated = true;
-			}	
-		}	
-		auto ts = i2p::util::GetSecondsSinceEpoch ();
-		if (updated || ts > m_LastUpdateTime + ROUTER_INFO_UPDATE_INTERVAL)
-			UpdateRouterInfo ();
-	}
-
-	bool RouterContext::AddIntroducer (const i2p::data::RouterInfo::Introducer& introducer)
-	{
-		bool ret = m_RouterInfo.AddIntroducer (introducer);
-		if (ret)
-			UpdateRouterInfo ();	
-		return ret;
-	}	
-
-	void RouterContext::RemoveIntroducer (const boost::asio::ip::udp::endpoint& e)
-	{
-		if (m_RouterInfo.RemoveIntroducer (e))
-			UpdateRouterInfo ();
-	}	
-	
-	void RouterContext::SetFloodfill (bool floodfill)
-	{
-		m_IsFloodfill = floodfill;
-		if (floodfill)
-			m_RouterInfo.SetCaps (m_RouterInfo.GetCaps () | i2p::data::RouterInfo::eFloodfill);
-		else
-		{
-			m_RouterInfo.SetCaps (m_RouterInfo.GetCaps () & ~i2p::data::RouterInfo::eFloodfill);
-			// we don't publish number of routers and leaseset for non-floodfill
-			m_RouterInfo.DeleteProperty (i2p::data::ROUTER_INFO_PROPERTY_LEASESETS);
-			m_RouterInfo.DeleteProperty (i2p::data::ROUTER_INFO_PROPERTY_ROUTERS);
-		}
-		UpdateRouterInfo ();
-	}
-
-	std::string RouterContext::GetFamily () const
-	{
-		return m_RouterInfo.GetProperty (i2p::data::ROUTER_INFO_PROPERTY_FAMILY);
-	}
-
-	void RouterContext::SetFamily (const std::string& family)
-	{
-		std::string signature;
-		if (family.length () > 0)
-			signature = i2p::data::CreateFamilySignature (family, GetIdentHash ());
-		if (signature.length () > 0)
-		{
-			m_RouterInfo.SetProperty (i2p::data::ROUTER_INFO_PROPERTY_FAMILY, family);
-			m_RouterInfo.SetProperty (i2p::data::ROUTER_INFO_PROPERTY_FAMILY_SIG, signature);
-		}	
-		else
-		{
-			m_RouterInfo.DeleteProperty (i2p::data::ROUTER_INFO_PROPERTY_FAMILY);
-			m_RouterInfo.DeleteProperty (i2p::data::ROUTER_INFO_PROPERTY_FAMILY_SIG);
-		}	
-	}	
-
-	void RouterContext::SetBandwidth (char L) {
-		uint16_t limit = 0;
-		enum { low, high, extra, unlim } type = high;
-		/* detect parameters */
-		switch (L) 
-		{
-			case i2p::data::CAPS_FLAG_LOW_BANDWIDTH1   : limit =   12; type = low;   break;
-			case i2p::data::CAPS_FLAG_LOW_BANDWIDTH2   : limit =   48; type = low;   break;
-			case i2p::data::CAPS_FLAG_HIGH_BANDWIDTH1  : limit =   64; type = high;  break;
-			case i2p::data::CAPS_FLAG_HIGH_BANDWIDTH2  : limit =  128; type = high;  break;
-			case i2p::data::CAPS_FLAG_HIGH_BANDWIDTH3  : limit =  256; type = high;  break;
-			case i2p::data::CAPS_FLAG_EXTRA_BANDWIDTH1 : limit = 2048; type = extra; break;
-			case i2p::data::CAPS_FLAG_EXTRA_BANDWIDTH2 : limit = 9999; type = unlim; break;
-			default:
-				 limit =  48; type = low;
-		}
-		/* update caps & flags in RI */
-		auto caps = m_RouterInfo.GetCaps ();
-		caps &= ~i2p::data::RouterInfo::eHighBandwidth;
-		caps &= ~i2p::data::RouterInfo::eExtraBandwidth;
-		switch (type) 
-		{
-			case low   : /* not set */; break;
-			case extra : caps |= i2p::data::RouterInfo::eExtraBandwidth; break; // 'P'
-			case unlim : caps |= i2p::data::RouterInfo::eExtraBandwidth; //  no break here, extra + high means 'X'
-			case high  : caps |= i2p::data::RouterInfo::eHighBandwidth;  break;
-		}
-		m_RouterInfo.SetCaps (caps);
-		UpdateRouterInfo ();
-		m_BandwidthLimit = limit;
-	}
-
-	void RouterContext::SetBandwidth (int limit) 
-	{
-		if      (limit > 2000) { SetBandwidth('X'); }
-		else if (limit >  256) { SetBandwidth('P'); }
-		else if (limit >  128) { SetBandwidth('O'); }
-		else if (limit >   64) { SetBandwidth('N'); }
-		else if (limit >   48) { SetBandwidth('M'); }
-		else if (limit >   12) { SetBandwidth('L'); }
-		else                   { SetBandwidth('K'); }
-	}
-
-	bool RouterContext::IsUnreachable () const
-	{
-		return m_RouterInfo.GetCaps () & i2p::data::RouterInfo::eUnreachable;
-	}	
-		
-	void RouterContext::SetUnreachable ()
-	{
-		// set caps
-		uint8_t caps = m_RouterInfo.GetCaps ();
-		caps &= ~i2p::data::RouterInfo::eReachable;
-		caps |= i2p::data::RouterInfo::eUnreachable;
-		caps &= ~i2p::data::RouterInfo::eFloodfill;	// can't be floodfill
-		caps &= ~i2p::data::RouterInfo::eSSUIntroducer; // can't be introducer
-		m_RouterInfo.SetCaps (caps); 
-		// remove NTCP address
-		auto& addresses = m_RouterInfo.GetAddresses ();
-		for (auto it = addresses.begin (); it != addresses.end (); ++it)
-		{
-			if ((*it)->transportStyle == i2p::data::RouterInfo::eTransportNTCP &&
-				(*it)->host.is_v4 ())
-			{
-				addresses.erase (it);
-				break;
-			}
-		}	
-		// delete previous introducers
-		for (auto& addr : addresses)	
-			if (addr->ssu)
-				addr->ssu->introducers.clear ();
-	
-		// update
-		UpdateRouterInfo ();
-	}
-
-	void RouterContext::SetReachable ()
-	{
-		// update caps
-		uint8_t caps = m_RouterInfo.GetCaps ();
-		caps &= ~i2p::data::RouterInfo::eUnreachable;
-		caps |= i2p::data::RouterInfo::eReachable;
-		caps |= i2p::data::RouterInfo::eSSUIntroducer;
-		if (m_IsFloodfill)
-			caps |= i2p::data::RouterInfo::eFloodfill;
-		m_RouterInfo.SetCaps (caps);
-		
-		// insert NTCP back
-		auto& addresses = m_RouterInfo.GetAddresses ();
-		for (const auto& addr : addresses)
-		{
-			if (addr->transportStyle == i2p::data::RouterInfo::eTransportSSU &&
-				addr->host.is_v4 ())
-			{
-				// insert NTCP address with host/port from SSU
-				m_RouterInfo.AddNTCPAddress (addr->host.to_string ().c_str (), addr->port);
-				break;
-			}
-		}		
-		// delete previous introducers
-		for (auto& addr : addresses)
-			if (addr->ssu)
-				addr->ssu->introducers.clear ();
-		
-		// update
-		UpdateRouterInfo ();
-	}	
-		
-	void RouterContext::SetSupportsV6 (bool supportsV6)
-	{
-		if (supportsV6)
-			m_RouterInfo.EnableV6 ();
-		else
-			m_RouterInfo.DisableV6 ();
-		UpdateRouterInfo ();
-	}
-  	
-	void RouterContext::SetSupportsV4 (bool supportsV4)
-	{
-		if (supportsV4)
-			m_RouterInfo.EnableV4 ();
-		else
-			m_RouterInfo.DisableV4 ();
-		UpdateRouterInfo ();
-	}
-  
-
-	void RouterContext::UpdateNTCPV6Address (const boost::asio::ip::address& host)
-	{
-		bool updated = false, found = false;	
-		int port = 0;
-		auto& addresses = m_RouterInfo.GetAddresses ();
-		for (auto& addr: addresses)
-		{
-			if (addr->host.is_v6 () && addr->transportStyle == i2p::data::RouterInfo::eTransportNTCP)
-			{
-				if (addr->host != host)
-				{
-					addr->host = host;
-					updated = true;
-				}
-				found = true;	
-			}	
-			else
-				port = addr->port;	
-		}	
-		if (!found)
-		{
-			// create new address
-			m_RouterInfo.AddNTCPAddress (host.to_string ().c_str (), port);
-			auto mtu = i2p::util::net::GetMTU (host);
-			if (mtu)
-			{	
-				LogPrint (eLogDebug, "Router: Our v6 MTU=", mtu);
-				if (mtu > 1472) { // TODO: magic constant
-					mtu = 1472;
-					LogPrint(eLogWarning, "Router: MTU dropped to upper limit of 1472 bytes");
-				}
-			}	
-			m_RouterInfo.AddSSUAddress (host.to_string ().c_str (), port, GetIdentHash (), mtu ? mtu : 1472); // TODO
-			updated = true;
-		}
-		if (updated)
-			UpdateRouterInfo ();
-	}
-
-	void RouterContext::UpdateStats ()
-	{
-		if (m_IsFloodfill)
-		{
-			// update routers and leasesets
-			m_RouterInfo.SetProperty (i2p::data::ROUTER_INFO_PROPERTY_LEASESETS, std::to_string(i2p::data::netdb.GetNumLeaseSets ()));
-			m_RouterInfo.SetProperty (i2p::data::ROUTER_INFO_PROPERTY_ROUTERS,   std::to_string(i2p::data::netdb.GetNumRouters ()));
-			UpdateRouterInfo (); 
-		}
-	}
-		
-	bool RouterContext::Load ()
-	{
-		std::ifstream fk (i2p::fs::DataDirPath (ROUTER_KEYS), std::ifstream::in | std::ifstream::binary);
-		if (!fk.is_open ())	return false;
-		fk.seekg (0, std::ios::end);
-		size_t len = fk.tellg();
-		fk.seekg (0, std::ios::beg);		
-
-		if (len == sizeof (i2p::data::Keys)) // old keys file format
-		{
-			i2p::data::Keys keys;	
-			fk.read ((char *)&keys, sizeof (keys));
-			m_Keys = keys;
-		}
-		else // new keys file format
-		{
-			uint8_t * buf = new uint8_t[len];
-			fk.read ((char *)buf, len);
-			m_Keys.FromBuffer (buf, len);
-			delete[] buf;
-		}
-
-		m_RouterInfo.SetRouterIdentity (GetIdentity ());
-		i2p::data::RouterInfo routerInfo(i2p::fs::DataDirPath (ROUTER_INFO)); 
-		if (!routerInfo.IsUnreachable ()) // router.info looks good
-		{
-			m_RouterInfo.Update (routerInfo.GetBuffer (), routerInfo.GetBufferLen ());
-			m_RouterInfo.SetProperty ("coreVersion", I2P_VERSION);
-			m_RouterInfo.SetProperty ("router.version", I2P_VERSION);
-
-			// Migration to 0.9.24. TODO: remove later
-			m_RouterInfo.DeleteProperty ("coreVersion");
-			m_RouterInfo.DeleteProperty ("stat_uptime");
-		}
-		else
-		{
-			LogPrint (eLogError, ROUTER_INFO, " is malformed. Creating new");
-			NewRouterInfo ();
-		}			
-
-		if (IsUnreachable ())
-			SetReachable (); // we assume reachable until we discover firewall through peer tests
-		
-		return true;
-	}
-
-	void RouterContext::SaveKeys ()
-	{	
-		// save in the same format as .dat files
-		std::ofstream fk (i2p::fs::DataDirPath (ROUTER_KEYS), std::ofstream::binary | std::ofstream::out);
-		size_t len = m_Keys.GetFullLen ();
-		uint8_t * buf = new uint8_t[len];
-		m_Keys.ToBuffer (buf, len);
-		fk.write ((char *)buf, len);
-		delete[] buf;
-	}
-
-	std::shared_ptr<i2p::tunnel::TunnelPool> RouterContext::GetTunnelPool () const
-	{
-		return i2p::tunnel::tunnels.GetExploratoryPool (); 
-	}	
-		
-	void RouterContext::HandleI2NPMessage (const uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from)
-	{
-		i2p::HandleI2NPMessage (CreateI2NPMessage (buf, GetI2NPMessageLength (buf), from));
-	}
-
-	void RouterContext::ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		std::unique_lock<std::mutex> l(m_GarlicMutex);
-		i2p::garlic::GarlicDestination::ProcessGarlicMessage (msg);
-	}	
-			
-	void RouterContext::ProcessDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		std::unique_lock<std::mutex> l(m_GarlicMutex);
-		i2p::garlic::GarlicDestination::ProcessDeliveryStatusMessage (msg);
-	}	
-
-	void RouterContext::CleanupDestination ()
-	{
-		std::unique_lock<std::mutex> l(m_GarlicMutex);
-		i2p::garlic::GarlicDestination::CleanupExpiredTags ();
-	}
-		
-	uint32_t RouterContext::GetUptime () const
-	{
-		return i2p::util::GetSecondsSinceEpoch () - m_StartupTime;
-	}	
-}

RouterContext.h

@@ -1,129 +0,0 @@
-#ifndef ROUTER_CONTEXT_H__
-#define ROUTER_CONTEXT_H__
-
-#include <inttypes.h>
-#include <string>
-#include <memory>
-#include <mutex>
-#include <boost/asio.hpp>
-#include "Identity.h"
-#include "RouterInfo.h"
-#include "Garlic.h"
-
-namespace i2p
-{
-	const char ROUTER_INFO[] = "router.info";
-	const char ROUTER_KEYS[] = "router.keys";	
-	const int ROUTER_INFO_UPDATE_INTERVAL = 1800; // 30 minutes
-
-	enum RouterStatus
-	{
-		eRouterStatusOK = 0,
-		eRouterStatusTesting = 1,
-		eRouterStatusFirewalled = 2,
-		eRouterStatusError = 3 
-	};	
-
-	enum RouterError
-	{
-		eRouterErrorNone = 0,
-		eRouterErrorClockSkew = 1
-	};	
-	
-	class RouterContext: public i2p::garlic::GarlicDestination 
-	{
-		public:
-
-			RouterContext ();
-			void Init ();
-
-			const i2p::data::PrivateKeys& GetPrivateKeys () const { return m_Keys; };
-			i2p::data::RouterInfo& GetRouterInfo () { return m_RouterInfo; };
-			std::shared_ptr<const i2p::data::RouterInfo> GetSharedRouterInfo () const 
-			{ 
-				return std::shared_ptr<const i2p::data::RouterInfo> (&m_RouterInfo, 
-					[](const i2p::data::RouterInfo *) {});
-			}
-			std::shared_ptr<i2p::garlic::GarlicDestination> GetSharedDestination () 
-			{
-				return std::shared_ptr<i2p::garlic::GarlicDestination> (this, 
-					[](i2p::garlic::GarlicDestination *) {});
-			}
-
-			uint32_t GetUptime () const;
-			uint32_t GetStartupTime () const { return m_StartupTime; };
-			uint64_t GetLastUpdateTime () const { return m_LastUpdateTime; };
-			uint64_t GetBandwidthLimit () const { return m_BandwidthLimit; };
-			RouterStatus GetStatus () const { return m_Status; };
-			void SetStatus (RouterStatus status);
-			RouterError GetError () const { return m_Error; };
-			void SetError (RouterError error) { m_Status = eRouterStatusError; m_Error = error; };
-			int GetNetID () const { return m_NetID; };
-			void SetNetID (int netID) { m_NetID = netID; };			
-
-			void UpdatePort (int port); // called from Daemon
-			void UpdateAddress (const boost::asio::ip::address& host);	// called from SSU or Daemon
-			bool AddIntroducer (const i2p::data::RouterInfo::Introducer& introducer);
-			void RemoveIntroducer (const boost::asio::ip::udp::endpoint& e);
-			bool IsUnreachable () const;
-			void SetUnreachable ();		
-			void SetReachable ();
-			bool IsFloodfill () const { return m_IsFloodfill; };	
-			void SetFloodfill (bool floodfill);	
-			void SetFamily (const std::string& family);
-			std::string GetFamily () const;
-			void SetBandwidth (int limit); /* in kilobytes */
-			void SetBandwidth (char L); /* by letter */
-			bool AcceptsTunnels () const { return m_AcceptsTunnels; };
-			void SetAcceptsTunnels (bool acceptsTunnels) { m_AcceptsTunnels = acceptsTunnels; };
-			bool SupportsV6 () const { return m_RouterInfo.IsV6 (); };
-			bool SupportsV4 () const { return m_RouterInfo.IsV4 (); };
-			void SetSupportsV6 (bool supportsV6);
-			void SetSupportsV4 (bool supportsV4);
-
-			void UpdateNTCPV6Address (const boost::asio::ip::address& host); // called from NTCP session		
-			void UpdateStats ();	
-			void CleanupDestination ();	// garlic destination
-
-			// implements LocalDestination
-			std::shared_ptr<const i2p::data::IdentityEx> GetIdentity () const { return m_Keys.GetPublic (); };
-			const uint8_t * GetEncryptionPrivateKey () const { return m_Keys.GetPrivateKey (); };
-			const uint8_t * GetEncryptionPublicKey () const { return GetIdentity ()->GetStandardIdentity ().publicKey; };
-			void Sign (const uint8_t * buf, int len, uint8_t * signature) const { m_Keys.Sign (buf, len, signature); }; 
-			void SetLeaseSetUpdated () {};
-
-			// implements GarlicDestination
-			std::shared_ptr<const i2p::data::LocalLeaseSet> GetLeaseSet () { return nullptr; };
-			std::shared_ptr<i2p::tunnel::TunnelPool> GetTunnelPool () const;
-			void HandleI2NPMessage (const uint8_t * buf, size_t len, std::shared_ptr<i2p::tunnel::InboundTunnel> from);
-
-			// override GarlicDestination
-			void ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg);
-			void ProcessDeliveryStatusMessage (std::shared_ptr<I2NPMessage> msg);	
-			
-		private:
-
-			void CreateNewRouter ();
-			void NewRouterInfo ();
-			void UpdateRouterInfo ();
-			bool Load ();
-			void SaveKeys ();
-			
-		private:
-
-			i2p::data::RouterInfo m_RouterInfo;
-			i2p::data::PrivateKeys m_Keys; 
-			uint64_t m_LastUpdateTime;
-			bool m_AcceptsTunnels, m_IsFloodfill;
-			uint64_t m_StartupTime; // in seconds since epoch
-			uint32_t m_BandwidthLimit; // allowed bandwidth
-			RouterStatus m_Status;
-			RouterError m_Error;
-			int m_NetID;
-			std::mutex m_GarlicMutex;
-	};
-
-	extern RouterContext context;
-}	
-
-#endif

RouterInfo.cpp

@@ -1,818 +0,0 @@
-#include <stdio.h>
-#include <string.h>
-#include "I2PEndian.h"
-#include <fstream>
-#include <boost/lexical_cast.hpp>
-#include <boost/make_shared.hpp>
-#if (BOOST_VERSION >= 105300)
-#include <boost/atomic.hpp>
-#endif
-#include "version.h"
-#include "Crypto.h"
-#include "Base.h"
-#include "Timestamp.h"
-#include "Log.h"
-#include "NetDb.h"
-#include "RouterContext.h"
-#include "RouterInfo.h"
-
-namespace i2p
-{
-namespace data
-{		
-	RouterInfo::RouterInfo (): m_Buffer (nullptr) 
-	{ 
-		m_Addresses = boost::make_shared<Addresses>(); // create empty list
-	}
-	
-	RouterInfo::RouterInfo (const std::string& fullPath):
-		m_FullPath (fullPath), m_IsUpdated (false), m_IsUnreachable (false), 
-		m_SupportedTransports (0), m_Caps (0)
-	{
-		m_Addresses = boost::make_shared<Addresses>(); // create empty list
-		m_Buffer = new uint8_t[MAX_RI_BUFFER_SIZE];
-		ReadFromFile ();
-	}	
-
-	RouterInfo::RouterInfo (const uint8_t * buf, int len):
-		m_IsUpdated (true), m_IsUnreachable (false), m_SupportedTransports (0), m_Caps (0)
-	{
-		m_Addresses = boost::make_shared<Addresses>(); // create empty list
-		m_Buffer = new uint8_t[MAX_RI_BUFFER_SIZE];
-		memcpy (m_Buffer, buf, len);
-		m_BufferLen = len;
-		ReadFromBuffer (true);
-	}	
-
-	RouterInfo::~RouterInfo ()
-	{
-		delete[] m_Buffer;
-	}	
-		
-	void RouterInfo::Update (const uint8_t * buf, int len)
-	{
-		// verify signature since we have indentity already
-		int l = len - m_RouterIdentity->GetSignatureLen ();
-		if (m_RouterIdentity->Verify (buf, l, buf + l))
-		{
-			// clean up
-			m_IsUpdated = true;
-			m_IsUnreachable = false;
-			m_SupportedTransports = 0;
-			m_Caps = 0;
-			// don't clean up m_Addresses, it will be replaced in ReadFromStream
-			m_Properties.clear ();
-			// copy buffer
-			if (!m_Buffer)	
-				m_Buffer = new uint8_t[MAX_RI_BUFFER_SIZE];
-			memcpy (m_Buffer, buf, len);
-			m_BufferLen = len;
-			// skip identity
-			size_t identityLen = m_RouterIdentity->GetFullLen ();
-			// read new RI	
-			std::stringstream str (std::string ((char *)m_Buffer + identityLen, m_BufferLen - identityLen));
-			ReadFromStream (str);
-			// don't delete buffer until saved to the file
-		}
-		else
-		{	
-			LogPrint (eLogError, "RouterInfo: signature verification failed");
-			m_IsUnreachable = true;
-		}
-	}	
-		
-	void RouterInfo::SetRouterIdentity (std::shared_ptr<const IdentityEx> identity)
-	{	
-		m_RouterIdentity = identity;
-		m_Timestamp = i2p::util::GetMillisecondsSinceEpoch ();
-	}
-	
-	bool RouterInfo::LoadFile ()
-	{
-		std::ifstream s(m_FullPath, std::ifstream::binary);
-		if (s.is_open ())	
-		{	
-			s.seekg (0,std::ios::end);
-			m_BufferLen = s.tellg ();
-			if (m_BufferLen < 40 || m_BufferLen > MAX_RI_BUFFER_SIZE)
-			{
-				LogPrint(eLogError, "RouterInfo: File", m_FullPath, " is malformed");
-				return false;
-			}
-			s.seekg(0, std::ios::beg);
-			if (!m_Buffer)
-				m_Buffer = new uint8_t[MAX_RI_BUFFER_SIZE];
-			s.read((char *)m_Buffer, m_BufferLen);
-		}	
-		else
-		{
-			LogPrint (eLogError, "RouterInfo: Can't open file ", m_FullPath);
-			return false;		
-		}
-		return true;
-	}	
-
-	void RouterInfo::ReadFromFile ()
-	{
-		if (LoadFile ())
-			ReadFromBuffer (false); 
-		else
-			m_IsUnreachable = true;	
-	}	
-
-	void RouterInfo::ReadFromBuffer (bool verifySignature)
-	{
-		m_RouterIdentity = std::make_shared<IdentityEx>(m_Buffer, m_BufferLen);
-		size_t identityLen = m_RouterIdentity->GetFullLen ();
-		if (identityLen >= m_BufferLen)
-		{
-			LogPrint (eLogError, "RouterInfo: identity length ", identityLen, " exceeds buffer size ", m_BufferLen);
-			m_IsUnreachable = true;
-			return;
-		}
-		if (verifySignature)
-		{	
-			// verify signature
-			int l = m_BufferLen - m_RouterIdentity->GetSignatureLen ();	
-			if (l < 0 || !m_RouterIdentity->Verify ((uint8_t *)m_Buffer, l, (uint8_t *)m_Buffer + l))
-			{	
-				LogPrint (eLogError, "RouterInfo: signature verification failed");
-				m_IsUnreachable = true;
-				return;
-			}
-			m_RouterIdentity->DropVerifier ();
-		}	
-		// parse RI
-		std::stringstream str;
-		str.write ((const char *)m_Buffer + identityLen, m_BufferLen - identityLen);
-		ReadFromStream (str);
-		if (!str)
-		{
-			LogPrint (eLogError, "RouterInfo: malformed message");
-			m_IsUnreachable = true;
-		}
-		
-	}	
-	
-	void RouterInfo::ReadFromStream (std::istream& s)
-	{
-		s.read ((char *)&m_Timestamp, sizeof (m_Timestamp));
-		m_Timestamp = be64toh (m_Timestamp);
-		// read addresses
-		auto addresses = boost::make_shared<Addresses>(); 
-		uint8_t numAddresses;
-		s.read ((char *)&numAddresses, sizeof (numAddresses)); if (!s) return;	
-		bool introducers = false;
-		for (int i = 0; i < numAddresses; i++)
-		{
-			uint8_t supportedTransports = 0;
-			bool isValidAddress = true;
-			auto address = std::make_shared<Address>();
-			s.read ((char *)&address->cost, sizeof (address->cost));
-			s.read ((char *)&address->date, sizeof (address->date));
-			char transportStyle[5];
-			ReadString (transportStyle, 5, s);
-			if (!strcmp (transportStyle, "NTCP"))
-				address->transportStyle = eTransportNTCP;
-			else if (!strcmp (transportStyle, "SSU"))
-			{	
-				address->transportStyle = eTransportSSU;
-				address->ssu.reset (new SSUExt ());
-				address->ssu->mtu = 0;
-			}	
-			else
-				address->transportStyle = eTransportUnknown;
-			address->port = 0;
-			uint16_t size, r = 0;
-			s.read ((char *)&size, sizeof (size)); if (!s) return;
-			size = be16toh (size);
-			while (r < size)
-			{
-				char key[255], value[255];
-				r += ReadString (key, 255, s);
-				s.seekg (1, std::ios_base::cur); r++; // =
-				r += ReadString (value, 255, s); 
-				s.seekg (1, std::ios_base::cur); r++; // ;
-				if (!s) return;
-				if (!strcmp (key, "host"))
-				{	
-					boost::system::error_code ecode;
-					address->host = boost::asio::ip::address::from_string (value, ecode);
-					if (ecode)
-					{	
-						if (address->transportStyle == eTransportNTCP)
-						{
-							supportedTransports |= eNTCPV4; // TODO:
-							address->addressString = value;
-						}
-						else
-						{	
-							supportedTransports |= eSSUV4; // TODO:
-							address->addressString = value;
-						}	
-					}	
-					else
-					{
-						// add supported protocol
-						if (address->host.is_v4 ())
-							supportedTransports |= (address->transportStyle == eTransportNTCP) ? eNTCPV4 : eSSUV4;	
-						else
-							supportedTransports |= (address->transportStyle == eTransportNTCP) ? eNTCPV6 : eSSUV6;
- 					}	
-				}	
-				else if (!strcmp (key, "port"))
-					address->port = boost::lexical_cast<int>(value);
-				else if (!strcmp (key, "mtu"))
-				{
-					if (address->ssu)
-						address->ssu->mtu = boost::lexical_cast<int>(value);
-					else
-						LogPrint (eLogWarning, "RouterInfo: Unexpected field 'mtu' for NTCP");
-				}	
-				else if (!strcmp (key, "key"))
-				{	
-					if (address->ssu)
-						Base64ToByteStream (value, strlen (value), address->ssu->key, 32);
-					else
-						LogPrint (eLogWarning, "RouterInfo: Unexpected field 'key' for NTCP");
-				}	
-				else if (!strcmp (key, "caps"))
-					ExtractCaps (value);
-				else if (key[0] == 'i')
-				{	
-					// introducers
-					introducers = true;
-					size_t l = strlen(key); 	
-					unsigned char index = key[l-1] - '0'; // TODO:
-					key[l-1] = 0;
-					if (index > 9)
-					{
-						LogPrint (eLogError, "RouterInfo: Unexpected introducer's index ", index, " skipped");
-						if (s) continue; else return;
-					}
-					if (index >= address->ssu->introducers.size ())
-						address->ssu->introducers.resize (index + 1); 
-					Introducer& introducer = address->ssu->introducers.at (index);
-					if (!strcmp (key, "ihost"))
-					{
-						boost::system::error_code ecode;
-						introducer.iHost = boost::asio::ip::address::from_string (value, ecode);
-					}	
-					else if (!strcmp (key, "iport"))
-						introducer.iPort = boost::lexical_cast<int>(value);
-					else if (!strcmp (key, "itag"))
-						introducer.iTag = boost::lexical_cast<uint32_t>(value);
-					else if (!strcmp (key, "ikey"))
-						Base64ToByteStream (value, strlen (value), introducer.iKey, 32);
-				}
-				if (!s) return;
-			}	
-			if (isValidAddress)
-			{
-				addresses->push_back(address);
-				m_SupportedTransports |= supportedTransports;
-			}
-		}	
-#if (BOOST_VERSION >= 105300)		
-		boost::atomic_store (&m_Addresses, addresses);
-#else
-		m_Addresses = addresses; // race condition
-#endif		
-		// read peers
-		uint8_t numPeers;
-		s.read ((char *)&numPeers, sizeof (numPeers)); if (!s) return;
-		s.seekg (numPeers*32, std::ios_base::cur); // TODO: read peers
-		// read properties
-		uint16_t size, r = 0;
-		s.read ((char *)&size, sizeof (size)); if (!s) return;
-		size = be16toh (size);
-		while (r < size)
-		{
-			char key[255], value[255];		
-			r += ReadString (key, 255, s);
-			s.seekg (1, std::ios_base::cur); r++; // =
-			r += ReadString (value, 255, s); 
-			s.seekg (1, std::ios_base::cur); r++; // ;
-			if (!s) return;
-			m_Properties[key] = value;
-			
-			// extract caps	
-			if (!strcmp (key, "caps"))
-				ExtractCaps (value);
-			// check netId
-			else if (!strcmp (key, ROUTER_INFO_PROPERTY_NETID) && atoi (value) != i2p::context.GetNetID ())
-			{
-				LogPrint (eLogError, "RouterInfo: Unexpected ", ROUTER_INFO_PROPERTY_NETID, "=", value);
-				m_IsUnreachable = true;		
-			}	
-			// family
-			else if (!strcmp (key, ROUTER_INFO_PROPERTY_FAMILY))
-			{
-				m_Family = value;
-				boost::to_lower (m_Family);
-			}
-			else if (!strcmp (key, ROUTER_INFO_PROPERTY_FAMILY_SIG))
-			{
-				if (!netdb.GetFamilies ().VerifyFamily (m_Family, GetIdentHash (), value))
-				{
-					LogPrint (eLogWarning, "RouterInfo: family signature verification failed");
-					m_Family.clear ();
-				}
-			}				
-
-			if (!s) return;
-		}		
-
-		if (!m_SupportedTransports || !m_Addresses->size() || (UsesIntroducer () && !introducers))
-			SetUnreachable (true);
-	}
-
-  bool RouterInfo::IsFamily(const std::string & fam) const {
-    return m_Family == fam;
-  }
-
-	void RouterInfo::ExtractCaps (const char * value)
-	{
-		const char * cap = value;
-		while (*cap)
-		{
-			switch (*cap)
-			{
-				case CAPS_FLAG_FLOODFILL:
-					m_Caps |= Caps::eFloodfill;
-				break;
-				case CAPS_FLAG_HIGH_BANDWIDTH1:
-				case CAPS_FLAG_HIGH_BANDWIDTH2:
-				case CAPS_FLAG_HIGH_BANDWIDTH3:
-					m_Caps |= Caps::eHighBandwidth;
-				break;
-				case CAPS_FLAG_EXTRA_BANDWIDTH1:
-				case CAPS_FLAG_EXTRA_BANDWIDTH2:
-					m_Caps |= Caps::eExtraBandwidth;
-				break;	
-				case CAPS_FLAG_HIDDEN:
-					m_Caps |= Caps::eHidden;
-				break;	
-				case CAPS_FLAG_REACHABLE:
-					m_Caps |= Caps::eReachable;
-				break;
-				case CAPS_FLAG_UNREACHABLE:
-					m_Caps |= Caps::eUnreachable;
-				break;	
-				case CAPS_FLAG_SSU_TESTING:
-					m_Caps |= Caps::eSSUTesting;
-				break;	
-				case CAPS_FLAG_SSU_INTRODUCER:
-					m_Caps |= Caps::eSSUIntroducer;
-				break;	
-				default: ;
-			}	
-			cap++;
-		}
-	}
-
-	void RouterInfo::UpdateCapsProperty ()
-	{	
-		std::string caps;
-		if (m_Caps & eFloodfill) 
-		{
-			if (m_Caps & eExtraBandwidth) caps += (m_Caps & eHighBandwidth) ?
-				CAPS_FLAG_EXTRA_BANDWIDTH2 : // 'X'
-				CAPS_FLAG_EXTRA_BANDWIDTH1; // 'P'
-			caps += CAPS_FLAG_HIGH_BANDWIDTH3; // 'O'
-			caps += CAPS_FLAG_FLOODFILL; // floodfill  
-		} 
-		else 
-		{
-			if (m_Caps & eExtraBandwidth) 
-			{	
-				caps += (m_Caps & eHighBandwidth) ? CAPS_FLAG_EXTRA_BANDWIDTH2 /* 'X' */ : CAPS_FLAG_EXTRA_BANDWIDTH1; /*'P' */
-				caps += CAPS_FLAG_HIGH_BANDWIDTH3; // 'O'
-			}
-			else	
-				caps += (m_Caps & eHighBandwidth) ? CAPS_FLAG_HIGH_BANDWIDTH3 /* 'O' */: CAPS_FLAG_LOW_BANDWIDTH2 /* 'L' */; // bandwidth	
-		}	
-		if (m_Caps & eHidden) caps += CAPS_FLAG_HIDDEN; // hidden
-		if (m_Caps & eReachable) caps += CAPS_FLAG_REACHABLE; // reachable
-		if (m_Caps & eUnreachable) caps += CAPS_FLAG_UNREACHABLE; // unreachable
-
-		SetProperty ("caps", caps);
-	}
-		
-	void RouterInfo::WriteToStream (std::ostream& s) const
-	{
-		uint64_t ts = htobe64 (m_Timestamp);
-		s.write ((const char *)&ts, sizeof (ts));
-
-		// addresses
-		uint8_t numAddresses = m_Addresses->size ();
-		s.write ((char *)&numAddresses, sizeof (numAddresses));
-		for (const auto& addr_ptr : *m_Addresses)
-		{
-			const Address& address = *addr_ptr;
-			s.write ((const char *)&address.cost, sizeof (address.cost));
-			s.write ((const char *)&address.date, sizeof (address.date));
-			std::stringstream properties;
-			if (address.transportStyle == eTransportNTCP)
-				WriteString ("NTCP", s);
-			else if (address.transportStyle == eTransportSSU)
-			{	
-				WriteString ("SSU", s);
-				// caps
-				WriteString ("caps", properties);
-				properties << '=';
-				std::string caps;
-				if (IsPeerTesting ()) caps += CAPS_FLAG_SSU_TESTING;
-				if (IsIntroducer ()) caps += CAPS_FLAG_SSU_INTRODUCER;
-				WriteString (caps, properties);
-				properties << ';';
-			}	
-			else
-				WriteString ("", s);
-
-			WriteString ("host", properties);
-			properties << '=';
-			WriteString (address.host.to_string (), properties);
-			properties << ';';
-			if (address.transportStyle == eTransportSSU)
-			{
-				// write introducers if any
-				if (address.ssu->introducers.size () > 0)
-				{	
-					int i = 0;
-					for (const auto& introducer: address.ssu->introducers)
-					{
-						WriteString ("ihost" + boost::lexical_cast<std::string>(i), properties);
-						properties << '=';
-						WriteString (introducer.iHost.to_string (), properties);
-						properties << ';';
-						i++;
-					}	
-					i = 0;
-					for (const auto& introducer: address.ssu->introducers)
-					{
-						WriteString ("ikey" + boost::lexical_cast<std::string>(i), properties);
-						properties << '=';
-						char value[64];
-						size_t l = ByteStreamToBase64 (introducer.iKey, 32, value, 64);
-						value[l] = 0;
-						WriteString (value, properties);
-						properties << ';';
-						i++;
-					}	
-					i = 0;
-					for (const auto& introducer: address.ssu->introducers)
-					{
-						WriteString ("iport" + boost::lexical_cast<std::string>(i), properties);
-						properties << '=';
-						WriteString (boost::lexical_cast<std::string>(introducer.iPort), properties);
-						properties << ';';
-						i++;
-					}	
-					i = 0;
-					for (const auto& introducer: address.ssu->introducers)
-					{
-						WriteString ("itag" + boost::lexical_cast<std::string>(i), properties);
-						properties << '=';
-						WriteString (boost::lexical_cast<std::string>(introducer.iTag), properties);
-						properties << ';';
-						i++;
-					}	
-				}	
-				// write intro key
-				WriteString ("key", properties);
-				properties << '=';
-				char value[64];
-				size_t l = ByteStreamToBase64 (address.ssu->key, 32, value, 64);
-				value[l] = 0;
-				WriteString (value, properties);
-				properties << ';';
-				// write mtu
-				if (address.ssu->mtu)
-				{
-					WriteString ("mtu", properties);
-					properties << '=';
-					WriteString (boost::lexical_cast<std::string>(address.ssu->mtu), properties);
-					properties << ';';
-				}	
-			}	
-			WriteString ("port", properties);
-			properties << '=';
-			WriteString (boost::lexical_cast<std::string>(address.port), properties);
-			properties << ';';
-			
-			uint16_t size = htobe16 (properties.str ().size ());
-			s.write ((char *)&size, sizeof (size));
-			s.write (properties.str ().c_str (), properties.str ().size ());
-		}	
-
-		// peers
-		uint8_t numPeers = 0;
-		s.write ((char *)&numPeers, sizeof (numPeers));
-
-		// properties
-		std::stringstream properties;
-		for (const auto& p : m_Properties)
-		{
-			WriteString (p.first, properties);
-			properties << '=';
-			WriteString (p.second, properties);
-			properties << ';';
-		}	
-		uint16_t size = htobe16 (properties.str ().size ());
-		s.write ((char *)&size, sizeof (size));
-		s.write (properties.str ().c_str (), properties.str ().size ());
-	}	
-
-	bool RouterInfo::IsNewer (const uint8_t * buf, size_t len) const
-	{
-		if (!m_RouterIdentity) return false;
-		size_t size = m_RouterIdentity->GetFullLen ();
-		if (size + 8 > len) return false;
-		return bufbe64toh (buf + size) > m_Timestamp; 
-	}
-
-	const uint8_t * RouterInfo::LoadBuffer ()
-	{
-		if (!m_Buffer)
-		{
-			if (LoadFile ())
-				LogPrint (eLogDebug, "RouterInfo: Buffer for ", GetIdentHashAbbreviation (GetIdentHash ()), " loaded from file");
-		} 
-		return m_Buffer; 
-	}
-
-	void RouterInfo::CreateBuffer (const PrivateKeys& privateKeys)
-	{
-		m_Timestamp = i2p::util::GetMillisecondsSinceEpoch (); // refresh timstamp
-		std::stringstream s;
-		uint8_t ident[1024];
-		auto identLen = privateKeys.GetPublic ()->ToBuffer (ident, 1024);
-		s.write ((char *)ident, identLen);			
-		WriteToStream (s);
-		m_BufferLen = s.str ().size ();
-		if (!m_Buffer)
-			m_Buffer = new uint8_t[MAX_RI_BUFFER_SIZE];
-		memcpy (m_Buffer, s.str ().c_str (), m_BufferLen);
-		// signature
-		privateKeys.Sign ((uint8_t *)m_Buffer, m_BufferLen, (uint8_t *)m_Buffer + m_BufferLen);
-		m_BufferLen += privateKeys.GetPublic ()->GetSignatureLen ();
-	}	
-
-	bool RouterInfo::SaveToFile (const std::string& fullPath)
-	{
-		m_FullPath = fullPath;
-		if (!m_Buffer) {
-			LogPrint (eLogError, "RouterInfo: Can't save, m_Buffer == NULL");
-			return false;
-		}
-		std::ofstream f (fullPath, std::ofstream::binary | std::ofstream::out);
-		if (!f.is_open ()) {
-			LogPrint(eLogError, "RouterInfo: Can't save to ", fullPath);
-			return false;
-		}
-		f.write ((char *)m_Buffer, m_BufferLen);
-		return true;
-	}
-	
-	size_t RouterInfo::ReadString (char * str, size_t len, std::istream& s) const
-	{
-		uint8_t l;
-		s.read ((char *)&l, 1);
-		if (l < len)
-		{	
-			s.read (str, l);
-			if (!s) l = 0; // failed, return empty string
-			str[l] = 0;
-		}
-		else
-		{
-			LogPrint (eLogWarning, "RouterInfo: string length ", (int)l, " exceeds buffer size ", len);
-			s.seekg (l, std::ios::cur); // skip
-			str[0] = 0;
-		}	
-		return l+1;
-	}	
-
-	void RouterInfo::WriteString (const std::string& str, std::ostream& s) const
-	{
-		uint8_t len = str.size ();
-		s.write ((char *)&len, 1);
-		s.write (str.c_str (), len);
-	}	
-
-	void RouterInfo::AddNTCPAddress (const char * host, int port)
-	{
-		auto addr = std::make_shared<Address>();
-		addr->host = boost::asio::ip::address::from_string (host);
-		addr->port = port;
-		addr->transportStyle = eTransportNTCP;
-		addr->cost = 2;
-		addr->date = 0;
-		for (const auto& it: *m_Addresses) // don't insert same address twice
-			if (*it == *addr) return;
-		m_SupportedTransports |= addr->host.is_v6 () ? eNTCPV6 : eNTCPV4;
-		m_Addresses->push_back(std::move(addr));
-	}	
-
-	void RouterInfo::AddSSUAddress (const char * host, int port, const uint8_t * key, int mtu)
-	{
-		auto addr = std::make_shared<Address>();
-		addr->host = boost::asio::ip::address::from_string (host);
-		addr->port = port;
-		addr->transportStyle = eTransportSSU;
-		addr->cost = 10; // NTCP should have priority over SSU
-		addr->date = 0;
-		addr->ssu.reset (new SSUExt ());
-		addr->ssu->mtu = mtu; 
-		memcpy (addr->ssu->key, key, 32);
-		for (const auto& it: *m_Addresses) // don't insert same address twice
-			if (*it == *addr) return;
-		m_SupportedTransports |= addr->host.is_v6 () ? eSSUV6 : eSSUV4;
-		m_Addresses->push_back(std::move(addr));
-
-		m_Caps |= eSSUTesting;
-		m_Caps |= eSSUIntroducer;
-	}	
-
-	bool RouterInfo::AddIntroducer (const Introducer& introducer)
-	{
-		for (auto& addr : *m_Addresses)
-		{
-			if (addr->transportStyle == eTransportSSU && addr->host.is_v4 ())
-			{	
-				for (auto& intro: addr->ssu->introducers)
-					if (intro.iTag == introducer.iTag) return false; // already presented
-				addr->ssu->introducers.push_back (introducer);
-				return true;
-			}	
-		}	
-		return false;
-	}	
-
-	bool RouterInfo::RemoveIntroducer (const boost::asio::ip::udp::endpoint& e)
-	{		
-		for (auto& addr: *m_Addresses)
-		{
-			if (addr->transportStyle == eTransportSSU && addr->host.is_v4 ())
-			{	
-				for (auto it = addr->ssu->introducers.begin (); it != addr->ssu->introducers.end (); ++it)
-					if ( boost::asio::ip::udp::endpoint (it->iHost, it->iPort) == e) 
-					{
-						addr->ssu->introducers.erase (it);
-						return true;
-					}
-			}	
-		}	
-		return false;
-	}
-
-	void RouterInfo::SetCaps (uint8_t caps)
-	{
-		m_Caps = caps;
-		UpdateCapsProperty ();
-	}
-		
-	void RouterInfo::SetCaps (const char * caps)
-	{
-		SetProperty ("caps", caps);
-		m_Caps = 0;
-		ExtractCaps (caps);
-	}	
-		
-	void RouterInfo::SetProperty (const std::string& key, const std::string& value)
-	{
-		m_Properties[key] = value;
-	}	
-
-	void RouterInfo::DeleteProperty (const std::string& key)
-	{
-		m_Properties.erase (key);
-	}
-
-	std::string RouterInfo::GetProperty (const std::string& key) const 
-	{
-		auto it = m_Properties.find (key);
-		if (it != m_Properties.end ())
-			return it->second;
-		return "";
-	}	
-		
-	bool RouterInfo::IsNTCP (bool v4only) const
-	{
-		if (v4only)
-			return m_SupportedTransports & eNTCPV4;
-		else
-			return m_SupportedTransports & (eNTCPV4 | eNTCPV6);
-	}		
-
-	bool RouterInfo::IsSSU (bool v4only) const
-	{
-		if (v4only)
-			return m_SupportedTransports & eSSUV4;
-		else
-			return m_SupportedTransports & (eSSUV4 | eSSUV6);
-	}
-
-	bool RouterInfo::IsV6 () const
-	{
-		return m_SupportedTransports & (eNTCPV6 | eSSUV6);
-	}
-
-	bool RouterInfo::IsV4 () const
-	{
-		return m_SupportedTransports & (eNTCPV4 | eSSUV4);
-	}
-	
-	void RouterInfo::EnableV6 ()
-	{
-		if (!IsV6 ())
-			m_SupportedTransports |= eNTCPV6 | eSSUV6;
-	}
-
-  void RouterInfo::EnableV4 ()
-	{
-		if (!IsV4 ())
-			m_SupportedTransports |= eNTCPV4 | eSSUV4;
-	}
-	
-  
-	void RouterInfo::DisableV6 ()
-	{		
-		if (IsV6 ())
-		{	
-			m_SupportedTransports &= ~(eNTCPV6 | eSSUV6); 
-			for (auto it = m_Addresses->begin (); it != m_Addresses->end ();)
-			{
-				auto addr = *it;
-				if (addr->host.is_v6 ())
-					it = m_Addresses->erase (it);
-				else
-					++it;
-			}	
-		}	
-	}
-
-  void RouterInfo::DisableV4 ()
-	{		
-		if (IsV4 ())
-		{	
-			m_SupportedTransports &= ~(eNTCPV4 | eSSUV4); 
-			for (auto it = m_Addresses->begin (); it != m_Addresses->end ();)
-			{
-				auto addr = *it;
-				if (addr->host.is_v4 ())
-					it = m_Addresses->erase (it);
-				else
-					++it;
-			}	
-		}	
-	}
-	
-  
-	bool RouterInfo::UsesIntroducer () const
-	{
-		return m_Caps & Caps::eUnreachable; // non-reachable
-	}		
-		
-	std::shared_ptr<const RouterInfo::Address> RouterInfo::GetNTCPAddress (bool v4only) const
-	{
-		return GetAddress (eTransportNTCP, v4only);
-	}	
-
-	std::shared_ptr<const RouterInfo::Address> RouterInfo::GetSSUAddress (bool v4only) const 
-	{
-		return GetAddress (eTransportSSU, v4only);
-	}	
-
-	std::shared_ptr<const RouterInfo::Address> RouterInfo::GetSSUV6Address () const 
-	{
-		return GetAddress (eTransportSSU, false, true);
-	}	
-		
-	std::shared_ptr<const RouterInfo::Address> RouterInfo::GetAddress (TransportStyle s, bool v4only, bool v6only) const
-	{
-#if (BOOST_VERSION >= 105300)
-		auto addresses = boost::atomic_load (&m_Addresses);
-#else		
-		auto addresses = m_Addresses;
-#endif		
-		for (const auto& address : *addresses)
-		{
-			if (address->transportStyle == s)
-			{	
-				if ((!v4only || address->host.is_v4 ()) && (!v6only || address->host.is_v6 ()))
-					return address;
-			}	
-		}	
-		return nullptr;
-	}	
-
-	std::shared_ptr<RouterProfile> RouterInfo::GetProfile () const 
-	{
-		if (!m_Profile)
-			m_Profile = GetRouterProfile (GetIdentHash ());
-		return m_Profile;
-	}	
-}
-}

RouterInfo.h

@@ -1,219 +0,0 @@
-#ifndef ROUTER_INFO_H__
-#define ROUTER_INFO_H__
-
-#include <inttypes.h>
-#include <string>
-#include <map>
-#include <vector>
-#include <list>
-#include <iostream>
-#include <boost/asio.hpp>
-#include <boost/shared_ptr.hpp> 
-#include "Identity.h"
-#include "Profiling.h"
-
-namespace i2p
-{
-namespace data
-{
-	const char ROUTER_INFO_PROPERTY_LEASESETS[] = "netdb.knownLeaseSets";
-	const char ROUTER_INFO_PROPERTY_ROUTERS[] = "netdb.knownRouters";	
-	const char ROUTER_INFO_PROPERTY_NETID[] = "netId";
-	const char ROUTER_INFO_PROPERTY_FAMILY[] = "family";	
-	const char ROUTER_INFO_PROPERTY_FAMILY_SIG[] = "family.sig";
-	
-	const char CAPS_FLAG_FLOODFILL = 'f';
-	const char CAPS_FLAG_HIDDEN = 'H';
-	const char CAPS_FLAG_REACHABLE = 'R';
-	const char CAPS_FLAG_UNREACHABLE = 'U';	
-	/* bandwidth flags */
-	const char CAPS_FLAG_LOW_BANDWIDTH1   = 'K'; /*   < 12 KBps */
-	const char CAPS_FLAG_LOW_BANDWIDTH2   = 'L'; /*  12-48 KBps */
-	const char CAPS_FLAG_HIGH_BANDWIDTH1  = 'M'; /*  48-64 KBps */
-	const char CAPS_FLAG_HIGH_BANDWIDTH2  = 'N'; /*  64-128 KBps */
-	const char CAPS_FLAG_HIGH_BANDWIDTH3  = 'O'; /* 128-256 KBps */
-	const char CAPS_FLAG_EXTRA_BANDWIDTH1 = 'P'; /* 256-2000 KBps */
-	const char CAPS_FLAG_EXTRA_BANDWIDTH2 = 'X'; /*   > 2000 KBps */
-	
-	const char CAPS_FLAG_SSU_TESTING = 'B';
-	const char CAPS_FLAG_SSU_INTRODUCER = 'C';
-
-	const int MAX_RI_BUFFER_SIZE = 2048;
-	class RouterInfo: public RoutingDestination
-	{
-		public:
-
-			enum SupportedTranports
-			{	
-				eNTCPV4 = 0x01,
-				eNTCPV6 = 0x02,
-				eSSUV4 = 0x04,
-				eSSUV6 = 0x08
-			};
-			
-			enum Caps
-			{
-				eFloodfill = 0x01,
-				eHighBandwidth = 0x02,
-				eExtraBandwidth = 0x04,
-				eReachable = 0x08,
-				eSSUTesting = 0x10,
-				eSSUIntroducer = 0x20,
-				eHidden = 0x40,
-				eUnreachable = 0x80
-			};
-
-			enum TransportStyle
-			{
-				eTransportUnknown = 0,
-				eTransportNTCP,
-				eTransportSSU
-			};
-
-			typedef Tag<32> IntroKey; // should be castable to MacKey and AESKey
-			struct Introducer			
-			{
-				boost::asio::ip::address iHost;
-				int iPort;
-				IntroKey iKey;
-				uint32_t iTag;
-			};
-
-			struct SSUExt
-			{
-				int mtu;
-				IntroKey key; // intro key for SSU
-				std::vector<Introducer> introducers;		
-			};
-			
-			struct Address
-			{
-				TransportStyle transportStyle;
-				boost::asio::ip::address host;
-				std::string addressString;
-				int port;
-				uint64_t date;
-				uint8_t cost;
-				std::unique_ptr<SSUExt> ssu; // not null for SSU
-
-				bool IsCompatible (const boost::asio::ip::address& other) const 
-				{
-					return (host.is_v4 () && other.is_v4 ()) ||
-						(host.is_v6 () && other.is_v6 ());
-				}	
-
-				bool operator==(const Address& other) const
-				{
-					return transportStyle == other.transportStyle && host == other.host && port == other.port;
-				}	
-
-				bool operator!=(const Address& other) const
-				{
-					return !(*this == other);
-				}	
-			};
-			typedef std::list<std::shared_ptr<Address> > Addresses;			
-
-			RouterInfo ();
-			RouterInfo (const std::string& fullPath);
-			RouterInfo (const RouterInfo& ) = default;
-			RouterInfo& operator=(const RouterInfo& ) = default;
-			RouterInfo (const uint8_t * buf, int len);
-			~RouterInfo ();
-			
-			std::shared_ptr<const IdentityEx> GetRouterIdentity () const { return m_RouterIdentity; };
-			void SetRouterIdentity (std::shared_ptr<const IdentityEx> identity);
-			std::string GetIdentHashBase64 () const { return GetIdentHash ().ToBase64 (); };
-			uint64_t GetTimestamp () const { return m_Timestamp; };
-			Addresses& GetAddresses () { return *m_Addresses; }; // should be called for local RI only, otherwise must return shared_ptr
-			std::shared_ptr<const Address> GetNTCPAddress (bool v4only = true) const;
-			std::shared_ptr<const Address> GetSSUAddress (bool v4only = true) const;
-			std::shared_ptr<const Address> GetSSUV6Address () const;
-			
-			void AddNTCPAddress (const char * host, int port);
-			void AddSSUAddress (const char * host, int port, const uint8_t * key, int mtu = 0);
-			bool AddIntroducer (const Introducer& introducer);
-			bool RemoveIntroducer (const boost::asio::ip::udp::endpoint& e);
-			void SetProperty (const std::string& key, const std::string& value); // called from RouterContext only
-			void DeleteProperty (const std::string& key); // called from RouterContext only
-			std::string GetProperty (const std::string& key) const; // called from RouterContext only
-			void ClearProperties () { m_Properties.clear (); };
-			bool IsFloodfill () const { return m_Caps & Caps::eFloodfill; };
-			bool IsReachable () const { return m_Caps & Caps::eReachable; };
-			bool IsNTCP (bool v4only = true) const;
-			bool IsSSU (bool v4only = true) const;
-			bool IsV6 () const;
-			bool IsV4 () const;
-			void EnableV6 ();
-			void DisableV6 ();
-			void EnableV4 ();
-			void DisableV4 ();
-			bool IsCompatible (const RouterInfo& other) const { return m_SupportedTransports & other.m_SupportedTransports; };
-			bool UsesIntroducer () const;
-			bool IsIntroducer () const { return m_Caps & eSSUIntroducer; };
-			bool IsPeerTesting () const { return m_Caps & eSSUTesting; };
-			bool IsHidden () const { return m_Caps & eHidden; };
-			bool IsHighBandwidth () const { return m_Caps & RouterInfo::eHighBandwidth; };
-			bool IsExtraBandwidth () const { return m_Caps & RouterInfo::eExtraBandwidth; };	
-			
-			uint8_t GetCaps () const { return m_Caps; };	
-			void SetCaps (uint8_t caps);
-			void SetCaps (const char * caps);
-
-			void SetUnreachable (bool unreachable) { m_IsUnreachable = unreachable; }; 
-			bool IsUnreachable () const { return m_IsUnreachable; };
-
-			const uint8_t * GetBuffer () const { return m_Buffer; };
-			const uint8_t * LoadBuffer (); // load if necessary
-			int GetBufferLen () const { return m_BufferLen; };			
-			void CreateBuffer (const PrivateKeys& privateKeys);
-
-			bool IsUpdated () const { return m_IsUpdated; };
-			void SetUpdated (bool updated) { m_IsUpdated = updated; }; 
-			bool SaveToFile (const std::string& fullPath);
-
-			std::shared_ptr<RouterProfile> GetProfile () const;
-			void SaveProfile () { if (m_Profile) m_Profile->Save (GetIdentHash ()); };
-			
-			void Update (const uint8_t * buf, int len);
-			void DeleteBuffer () { delete[] m_Buffer; m_Buffer = nullptr; };
-			bool IsNewer (const uint8_t * buf, size_t len) const;			
-
-      /** return true if we are in a router family and the signature is valid */
-      bool IsFamily(const std::string & fam) const;
-      
-			// implements RoutingDestination
-			const IdentHash& GetIdentHash () const { return m_RouterIdentity->GetIdentHash (); };
-			const uint8_t * GetEncryptionPublicKey () const { return m_RouterIdentity->GetStandardIdentity ().publicKey; };
-			bool IsDestination () const { return false; };
-
-		private:
-
-			bool LoadFile ();
-			void ReadFromFile ();
-			void ReadFromStream (std::istream& s);
-			void ReadFromBuffer (bool verifySignature);
-			void WriteToStream (std::ostream& s) const;
-			size_t ReadString (char* str, size_t len, std::istream& s) const;
-			void WriteString (const std::string& str, std::ostream& s) const;
-			void ExtractCaps (const char * value);
-			std::shared_ptr<const Address> GetAddress (TransportStyle s, bool v4only, bool v6only = false) const;
-			void UpdateCapsProperty ();			
-
-		private:
-
-			std::string m_FullPath, m_Family;
-			std::shared_ptr<const IdentityEx> m_RouterIdentity;
-			uint8_t * m_Buffer;
-			size_t m_BufferLen;
-			uint64_t m_Timestamp;
-			boost::shared_ptr<Addresses> m_Addresses; // TODO: use std::shared_ptr and std::atomic_store for gcc >= 4.9 
-			std::map<std::string, std::string> m_Properties;
-			bool m_IsUpdated, m_IsUnreachable;
-			uint8_t m_SupportedTransports, m_Caps;
-			mutable std::shared_ptr<RouterProfile> m_Profile;
-	};	
-}	
-}
-
-#endif

SSU.cpp

@@ -1,782 +0,0 @@
-#include <string.h>
-#include <boost/bind.hpp>
-#include "Log.h"
-#include "Timestamp.h"
-#include "RouterContext.h"
-#include "NetDb.h"
-#include "SSU.h"
-
-namespace i2p
-{
-namespace transport
-{
-
-	SSUServer::SSUServer (const boost::asio::ip::address & addr, int port):
-		m_OnlyV6(true), m_IsRunning(false),
-		m_Thread (nullptr), m_ThreadV6 (nullptr), m_ReceiversThread (nullptr), 
-		m_ReceiversThreadV6 (nullptr), m_Work (m_Service), m_WorkV6 (m_ServiceV6), 
-		m_ReceiversWork (m_ReceiversService), m_ReceiversWorkV6 (m_ReceiversServiceV6),
-		m_EndpointV6 (addr, port), m_Socket (m_ReceiversService, m_Endpoint), 
-		m_SocketV6 (m_ReceiversServiceV6), m_IntroducersUpdateTimer (m_Service), 
-		m_PeerTestsCleanupTimer (m_Service), m_TerminationTimer (m_Service), 
-		m_TerminationTimerV6 (m_ServiceV6)	
-	{
-		OpenSocketV6 ();
-	}
-	
-	SSUServer::SSUServer (int port):
-		m_OnlyV6(false), m_IsRunning(false),
-		m_Thread (nullptr), m_ThreadV6 (nullptr), m_ReceiversThread (nullptr),
-		m_ReceiversThreadV6 (nullptr), 	m_Work (m_Service), m_WorkV6 (m_ServiceV6), 
-		m_ReceiversWork (m_ReceiversService), m_ReceiversWorkV6 (m_ReceiversServiceV6),
-		m_Endpoint (boost::asio::ip::udp::v4 (), port), m_EndpointV6 (boost::asio::ip::udp::v6 (), port), 
-		m_Socket (m_ReceiversService), m_SocketV6 (m_ReceiversServiceV6), 
-		m_IntroducersUpdateTimer (m_Service), m_PeerTestsCleanupTimer (m_Service),
-		m_TerminationTimer (m_Service), m_TerminationTimerV6 (m_ServiceV6)	
-	{
-		OpenSocket ();
-		if (context.SupportsV6 ())
-			OpenSocketV6 ();
-	}
-	
-	SSUServer::~SSUServer ()
-	{
-	}
-
-	void SSUServer::OpenSocket ()
-	{
-		m_Socket.open (boost::asio::ip::udp::v4());
-		m_Socket.set_option (boost::asio::socket_base::receive_buffer_size (SSU_SOCKET_RECEIVE_BUFFER_SIZE)); 
-		m_Socket.set_option (boost::asio::socket_base::send_buffer_size (SSU_SOCKET_SEND_BUFFER_SIZE));
-		m_Socket.bind (m_Endpoint);
-	}
-		
-	void SSUServer::OpenSocketV6 ()
-	{
-		m_SocketV6.open (boost::asio::ip::udp::v6());
-		m_SocketV6.set_option (boost::asio::ip::v6_only (true));
-		m_SocketV6.set_option (boost::asio::socket_base::receive_buffer_size (SSU_SOCKET_RECEIVE_BUFFER_SIZE));
-		m_SocketV6.set_option (boost::asio::socket_base::send_buffer_size (SSU_SOCKET_SEND_BUFFER_SIZE));
-		m_SocketV6.bind (m_EndpointV6);
-	}	
-		
-	void SSUServer::Start ()
-	{
-		m_IsRunning = true;
-		if (!m_OnlyV6)
-		{
-			m_ReceiversThread = new std::thread (std::bind (&SSUServer::RunReceivers, this));
-			m_Thread = new std::thread (std::bind (&SSUServer::Run, this));
-			m_ReceiversService.post (std::bind (&SSUServer::Receive, this));
-			ScheduleTermination ();		
-		}
-		if (context.SupportsV6 ())
-		{	
-			m_ReceiversThreadV6 = new std::thread (std::bind (&SSUServer::RunReceiversV6, this));
-			m_ThreadV6 = new std::thread (std::bind (&SSUServer::RunV6, this));
-			m_ReceiversServiceV6.post (std::bind (&SSUServer::ReceiveV6, this));	
-			ScheduleTerminationV6 ();	
-		}
-		SchedulePeerTestsCleanupTimer ();	
-		ScheduleIntroducersUpdateTimer (); // wait for 30 seconds and decide if we need introducers
-	}
-
-	void SSUServer::Stop ()
-	{
-		DeleteAllSessions ();
-		m_IsRunning = false;
-		m_TerminationTimer.cancel ();
- 		m_TerminationTimerV6.cancel ();
-		m_Service.stop ();
-		m_Socket.close ();
-		m_ServiceV6.stop ();
-		m_SocketV6.close ();
-		m_ReceiversService.stop ();
-		m_ReceiversServiceV6.stop ();
-		if (m_ReceiversThread)
-		{	
-			m_ReceiversThread->join (); 
-			delete m_ReceiversThread;
-			m_ReceiversThread = nullptr;
-		}
-		if (m_Thread)
-		{	
-			m_Thread->join (); 
-			delete m_Thread;
-			m_Thread = nullptr;
-		}
-		if (m_ReceiversThreadV6)
-		{	
-			m_ReceiversThreadV6->join (); 
-			delete m_ReceiversThreadV6;
-			m_ReceiversThreadV6 = nullptr;
-		}
-		if (m_ThreadV6)
-		{	
-			m_ThreadV6->join (); 
-			delete m_ThreadV6;
-			m_ThreadV6 = nullptr;
-		}
-	}
-
-	void SSUServer::Run () 
-	{ 
-		while (m_IsRunning)
-		{
-			try
-			{	
-				m_Service.run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "SSU: server runtime exception: ", ex.what ());
-			}	
-		}	
-	}
-
-	void SSUServer::RunV6 () 
-	{ 
-		while (m_IsRunning)
-		{
-			try
-			{	
-				m_ServiceV6.run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "SSU: v6 server runtime exception: ", ex.what ());
-			}	
-		}	
-	}	
-
-	void SSUServer::RunReceivers () 
-	{ 
-		while (m_IsRunning)
-		{
-			try
-			{	
-				m_ReceiversService.run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "SSU: receivers runtime exception: ", ex.what ());
-			}	
-		}	
-	}	
-	
-	void SSUServer::RunReceiversV6 () 
-	{ 
-		while (m_IsRunning)
-		{
-			try
-			{	
-				m_ReceiversServiceV6.run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "SSU: v6 receivers runtime exception: ", ex.what ());
-			}	
-		}	
-	}	
-
-	void SSUServer::AddRelay (uint32_t tag, std::shared_ptr<SSUSession> relay)
-	{
-		m_Relays[tag] = relay;
-	}	
-
-	void SSUServer::RemoveRelay (uint32_t tag)
-	{
-		m_Relays.erase (tag);
-	}	
-		
-	std::shared_ptr<SSUSession> SSUServer::FindRelaySession (uint32_t tag)
-	{
-		auto it = m_Relays.find (tag);
-		if (it != m_Relays.end ())
-		{	
-			if (it->second->GetState () == eSessionStateEstablished)
-				return it->second;
-			else
-				m_Relays.erase (it);	
-		}	
-		return nullptr;
-	}
-
-	void SSUServer::Send (const uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& to)
-	{
-		if (to.protocol () == boost::asio::ip::udp::v4()) 
-			m_Socket.send_to (boost::asio::buffer (buf, len), to);
-		else
-			m_SocketV6.send_to (boost::asio::buffer (buf, len), to);
-	}	
-
-	void SSUServer::Receive ()
-	{
-		SSUPacket * packet = new SSUPacket ();
-		m_Socket.async_receive_from (boost::asio::buffer (packet->buf, SSU_MTU_V4), packet->from,
-			std::bind (&SSUServer::HandleReceivedFrom, this, std::placeholders::_1, std::placeholders::_2, packet)); 
-	}
-
-	void SSUServer::ReceiveV6 ()
-	{
-		SSUPacket * packet = new SSUPacket ();
-		m_SocketV6.async_receive_from (boost::asio::buffer (packet->buf, SSU_MTU_V6), packet->from,
-			std::bind (&SSUServer::HandleReceivedFromV6, this, std::placeholders::_1, std::placeholders::_2, packet)); 
-	}	
-
-	void SSUServer::HandleReceivedFrom (const boost::system::error_code& ecode, std::size_t bytes_transferred, SSUPacket * packet)
-	{
-		if (!ecode)
-		{
-			packet->len = bytes_transferred;
-			std::vector<SSUPacket *> packets;
-			packets.push_back (packet);
-
-			boost::system::error_code ec;
-			size_t moreBytes = m_Socket.available(ec);
-			if (!ec)
-			{	
-				while (moreBytes && packets.size () < 25)
-				{
-					packet = new SSUPacket ();
-					packet->len = m_Socket.receive_from (boost::asio::buffer (packet->buf, SSU_MTU_V4), packet->from, 0, ec);
-					if (!ec)
-					{	
-						packets.push_back (packet);
-						moreBytes = m_Socket.available(ec);
-						if (ec) break;
-					}
-					else
-					{
-						LogPrint (eLogError, "SSU: receive_from error: ", ec.message ());
-						delete packet;
-						break;
-					}	
-				}
-			}	
-
-			m_Service.post (std::bind (&SSUServer::HandleReceivedPackets, this, packets, &m_Sessions));
-			Receive ();
-		}
-		else
-		{	
-			delete packet;
-			if (ecode != boost::asio::error::operation_aborted)
-			{
-				LogPrint (eLogError, "SSU: receive error: ", ecode.message ());
-				m_Socket.close ();
-				OpenSocket ();
-				Receive ();
-			}
-		}	
-	}
-
-	void SSUServer::HandleReceivedFromV6 (const boost::system::error_code& ecode, std::size_t bytes_transferred, SSUPacket * packet)
-	{
-		if (!ecode)
-		{
-			packet->len = bytes_transferred;
-			std::vector<SSUPacket *> packets;
-			packets.push_back (packet);
-
-			boost::system::error_code ec;
-			size_t moreBytes = m_SocketV6.available (ec);
-			if (!ec)
-			{
-				while (moreBytes && packets.size () < 25)
-				{
-					packet = new SSUPacket ();
-					packet->len = m_SocketV6.receive_from (boost::asio::buffer (packet->buf, SSU_MTU_V6), packet->from, 0, ec);
-					if (!ec)
-					{
-						packets.push_back (packet);
-						moreBytes = m_SocketV6.available(ec);
-						if (ec) break;
-					}
-					else
-					{
-						LogPrint (eLogError, "SSU: v6 receive_from error: ", ec.message ());
-						delete packet;
-						break;
-					}	
-				}
-			}
-			
-			m_ServiceV6.post (std::bind (&SSUServer::HandleReceivedPackets, this, packets, &m_SessionsV6));
-			ReceiveV6 ();
-		}
-		else
-		{	
-			delete packet;
-			if (ecode != boost::asio::error::operation_aborted)
-			{
-				LogPrint (eLogError, "SSU: v6 receive error: ", ecode.message ());
-				m_SocketV6.close ();
-				OpenSocketV6 ();
-				ReceiveV6 ();
-			}
-		}	
-	}
-
-	void SSUServer::HandleReceivedPackets (std::vector<SSUPacket *> packets, 
-		std::map<boost::asio::ip::udp::endpoint, std::shared_ptr<SSUSession> > * sessions)
-	{
-		std::shared_ptr<SSUSession> session;	
-		for (auto& packet: packets)
-		{
-			try
-			{	
-				if (!session || session->GetRemoteEndpoint () != packet->from) // we received packet for other session than previous
-				{
-					if (session) session->FlushData ();
-					auto it = sessions->find (packet->from);
-					if (it != sessions->end ())
-						session = it->second;
-					if (!session)
-					{
-						session = std::make_shared<SSUSession> (*this, packet->from);
-						session->WaitForConnect ();
-						(*sessions)[packet->from] = session;
-						LogPrint (eLogDebug, "SSU: new session from ", packet->from.address ().to_string (), ":", packet->from.port (), " created");
-					}
-				}
-				session->ProcessNextMessage (packet->buf, packet->len, packet->from);
-			}	
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "SSU: HandleReceivedPackets ", ex.what ());
-				if (session) session->FlushData ();
-				session = nullptr;
-			}	
-			delete packet;
-		}
-		if (session) session->FlushData ();
-	}
-
-	std::shared_ptr<SSUSession> SSUServer::FindSession (std::shared_ptr<const i2p::data::RouterInfo> router) const
-	{
-		if (!router) return nullptr;
-		auto address = router->GetSSUAddress (true); // v4 only
- 		if (!address) return nullptr;
-		auto session = FindSession (boost::asio::ip::udp::endpoint (address->host, address->port));
-		if (session || !context.SupportsV6 ())
-			return session;
-		// try v6
-		address = router->GetSSUV6Address (); 
-		if (!address) return nullptr;
-		return FindSession (boost::asio::ip::udp::endpoint (address->host, address->port));
-	}	
-
-	std::shared_ptr<SSUSession> SSUServer::FindSession (const boost::asio::ip::udp::endpoint& e) const
-	{
-		auto& sessions = e.address ().is_v6 () ?  m_SessionsV6 : m_Sessions; 
-		auto it = sessions.find (e);
-		if (it != sessions.end ())
-			return it->second;
-		else
-			return nullptr;
-	}
-	
-	void SSUServer::CreateSession (std::shared_ptr<const i2p::data::RouterInfo> router, bool peerTest, bool v4only)
-	{
-		auto address = router->GetSSUAddress (v4only || !context.SupportsV6 ());
-		if (address)
-			CreateSession (router, address->host, address->port, peerTest);
-		else
-			LogPrint (eLogWarning, "SSU: Router ", i2p::data::GetIdentHashAbbreviation (router->GetIdentHash ()), " doesn't have SSU address");
-	}
-	
-	void SSUServer::CreateSession (std::shared_ptr<const i2p::data::RouterInfo> router,
-		const boost::asio::ip::address& addr, int port, bool peerTest)
-	{
-		if (router)
-		{
-			if (router->UsesIntroducer ())
-				m_Service.post (std::bind (&SSUServer::CreateSessionThroughIntroducer, this, router, peerTest)); // always V4 thread
-			else
-			{
-				boost::asio::ip::udp::endpoint remoteEndpoint (addr, port);
-				auto& s = addr.is_v6 () ? m_ServiceV6 : m_Service;
-				s.post (std::bind (&SSUServer::CreateDirectSession, this, router, remoteEndpoint, peerTest));
-			}
-		}
-	}
-
-	void SSUServer::CreateDirectSession (std::shared_ptr<const i2p::data::RouterInfo> router, boost::asio::ip::udp::endpoint remoteEndpoint, bool peerTest)
-	{	
-		auto& sessions = remoteEndpoint.address ().is_v6 () ? m_SessionsV6 : m_Sessions;	
-		auto it = sessions.find (remoteEndpoint);
-		if (it != sessions.end ())
-		{	
-			auto session = it->second;
-			if (peerTest && session->GetState () == eSessionStateEstablished)
-				session->SendPeerTest ();
-		}	
-		else
-		{
-			// otherwise create new session					
-			auto session = std::make_shared<SSUSession> (*this, remoteEndpoint, router, peerTest);
-			sessions[remoteEndpoint] = session;
-			// connect 					
-			LogPrint (eLogDebug, "SSU: Creating new session to [", i2p::data::GetIdentHashAbbreviation (router->GetIdentHash ()), "] ",
-				remoteEndpoint.address ().to_string (), ":", remoteEndpoint.port ());
-			session->Connect ();
-		}
-	}
-	
-	void SSUServer::CreateSessionThroughIntroducer (std::shared_ptr<const i2p::data::RouterInfo> router, bool peerTest)
-	{
-		if (router && router->UsesIntroducer ())
-		{
-			auto address = router->GetSSUAddress (true); // v4 only for now
-			if (address)
-			{
-				boost::asio::ip::udp::endpoint remoteEndpoint (address->host, address->port);
-				auto it = m_Sessions.find (remoteEndpoint);
-				// check if session if presented alredy
-				if (it != m_Sessions.end ())
-				{	
-					auto session = it->second;
-					if (peerTest && session->GetState () == eSessionStateEstablished)
-						session->SendPeerTest ();
-					return; 
-				}		
-				// create new session					
-				int numIntroducers = address->ssu->introducers.size ();
-				if (numIntroducers > 0)
-				{
-					std::shared_ptr<SSUSession> introducerSession;
-					const i2p::data::RouterInfo::Introducer * introducer = nullptr;
-					// we might have a session to introducer already
-					for (int i = 0; i < numIntroducers; i++)
-					{
-						auto intr = &(address->ssu->introducers[i]);
-						boost::asio::ip::udp::endpoint ep (intr->iHost, intr->iPort);
-						if (ep.address ().is_v4 ()) // ipv4 only
-						{	
-							if (!introducer) introducer = intr; // we pick first one for now
-							it = m_Sessions.find (ep); 
-							if (it != m_Sessions.end ())
-							{
-								introducerSession = it->second;
-								break; 
-							}	
-						}
-					}
-					if (!introducer)
-					{
-						LogPrint (eLogWarning, "SSU: Can't connect to unreachable router and no ipv4 introducers present");
-						return;
-					}				
-
-					if (introducerSession) // session found 
-						LogPrint (eLogWarning, "SSU: Session to introducer already exists");
-					else // create new
-					{
-						LogPrint (eLogDebug, "SSU: Creating new session to introducer ", introducer->iHost);
-						boost::asio::ip::udp::endpoint introducerEndpoint (introducer->iHost, introducer->iPort);
-						introducerSession = std::make_shared<SSUSession> (*this, introducerEndpoint, router);
-						m_Sessions[introducerEndpoint] = introducerSession;													
-					}
-					// create session	
-					auto session = std::make_shared<SSUSession> (*this, remoteEndpoint, router, peerTest);
-					m_Sessions[remoteEndpoint] = session;
-					// introduce
-					LogPrint (eLogInfo, "SSU: Introduce new session to [", i2p::data::GetIdentHashAbbreviation (router->GetIdentHash ()),
-							"] through introducer ", introducer->iHost, ":", introducer->iPort);
-					session->WaitForIntroduction ();	
-					if (i2p::context.GetRouterInfo ().UsesIntroducer ()) // if we are unreachable
-					{
-						uint8_t buf[1];
-						Send (buf, 0, remoteEndpoint); // send HolePunch
-					}	
-					introducerSession->Introduce (*introducer, router);
-				}
-				else	
-					LogPrint (eLogWarning, "SSU: Can't connect to unreachable router and no introducers present");
-			}
-			else
-				LogPrint (eLogWarning, "SSU: Router ", i2p::data::GetIdentHashAbbreviation (router->GetIdentHash ()), " doesn't have SSU address");
-		}
-	}
-
-	void SSUServer::DeleteSession (std::shared_ptr<SSUSession> session)
-	{
-		if (session)
-		{
-			session->Close ();
-			auto& ep = session->GetRemoteEndpoint ();
-			if (ep.address ().is_v6 ())
-				m_SessionsV6.erase (ep);
-			else
-				m_Sessions.erase (ep);
-		}	
-	}	
-
-	void SSUServer::DeleteAllSessions ()
-	{
-		for (auto& it: m_Sessions)
-			it.second->Close ();
-		m_Sessions.clear ();
-
-		for (auto& it: m_SessionsV6)
-			it.second->Close ();
-		m_SessionsV6.clear ();
-	}
-
-	template<typename Filter>
-	std::shared_ptr<SSUSession> SSUServer::GetRandomV4Session (Filter filter) // v4 only
-	{
-		std::vector<std::shared_ptr<SSUSession> > filteredSessions;
-		for (const auto& s :m_Sessions)
-			if (filter (s.second)) filteredSessions.push_back (s.second);
-		if (filteredSessions.size () > 0)
-		{
-			auto ind = rand () % filteredSessions.size ();
-			return filteredSessions[ind];
-		}
-		return nullptr;	
-	}
-
-	std::shared_ptr<SSUSession> SSUServer::GetRandomEstablishedV4Session (std::shared_ptr<const SSUSession> excluded) // v4 only
-	{
-		return GetRandomV4Session (
-			[excluded](std::shared_ptr<SSUSession> session)->bool 
-			{ 
-				return session->GetState () == eSessionStateEstablished && session != excluded; 
-			}
-								);
-	}
-
-	template<typename Filter>
-	std::shared_ptr<SSUSession> SSUServer::GetRandomV6Session (Filter filter) // v6 only
-	{
-		std::vector<std::shared_ptr<SSUSession> > filteredSessions;
-		for (const auto& s :m_SessionsV6)
-			if (filter (s.second)) filteredSessions.push_back (s.second);
-		if (filteredSessions.size () > 0)
-		{
-			auto ind = rand () % filteredSessions.size ();
-			return filteredSessions[ind];
-		}
-		return nullptr;	
-	}
-
-	std::shared_ptr<SSUSession> SSUServer::GetRandomEstablishedV6Session (std::shared_ptr<const SSUSession> excluded) // v6 only
-	{
-		return GetRandomV6Session (
-			[excluded](std::shared_ptr<SSUSession> session)->bool 
-			{ 
-				return session->GetState () == eSessionStateEstablished && session != excluded; 
-			}
-								);
-	}
-
-	std::set<SSUSession *> SSUServer::FindIntroducers (int maxNumIntroducers)
-	{
-		uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-		std::set<SSUSession *> ret;
-		for (int i = 0; i < maxNumIntroducers; i++)
-		{
-			auto session = GetRandomV4Session (
-				[&ret, ts](std::shared_ptr<SSUSession> session)->bool 
-				{ 
-					return session->GetRelayTag () && !ret.count (session.get ()) &&
-						session->GetState () == eSessionStateEstablished &&
-						ts < session->GetCreationTime () + SSU_TO_INTRODUCER_SESSION_DURATION; 
-				}
-											);	
-			if (session)
-			{
-				ret.insert (session.get ());
-				break;
-			}	
-		}
-		return ret;
-	}
-
-	void SSUServer::ScheduleIntroducersUpdateTimer ()
-	{
-		m_IntroducersUpdateTimer.expires_from_now (boost::posix_time::seconds(SSU_KEEP_ALIVE_INTERVAL));
-		m_IntroducersUpdateTimer.async_wait (std::bind (&SSUServer::HandleIntroducersUpdateTimer,
-			this, std::placeholders::_1));	
-	}
-
-	void SSUServer::HandleIntroducersUpdateTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			// timeout expired
-			if (i2p::context.GetStatus () == eRouterStatusTesting)
-			{
-				// we still don't know if we need introducers
-				ScheduleIntroducersUpdateTimer ();
-				return;
-			}	
-			if (i2p::context.GetStatus () == eRouterStatusOK) return; // we don't need introducers anymore
-			// we are firewalled
-			if (!i2p::context.IsUnreachable ()) i2p::context.SetUnreachable ();
-			std::list<boost::asio::ip::udp::endpoint> newList;
-			size_t numIntroducers = 0;
-			uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-			for (const auto& it : m_Introducers)
-			{	
-				auto session = FindSession (it);
-				if (session && ts < session->GetCreationTime () + SSU_TO_INTRODUCER_SESSION_DURATION)
-				{
-					session->SendKeepAlive ();
-					newList.push_back (it);
-					numIntroducers++;
-				}
-				else	
-					i2p::context.RemoveIntroducer (it);
-			}
-
-			if (numIntroducers < SSU_MAX_NUM_INTRODUCERS)
-			{
-				// create new
-				auto introducers = FindIntroducers (SSU_MAX_NUM_INTRODUCERS);
-				for (const auto& it1: introducers)
-				{
-					const auto& ep = it1->GetRemoteEndpoint ();
-					i2p::data::RouterInfo::Introducer introducer;
-					introducer.iHost = ep.address ();
-					introducer.iPort = ep.port ();
-					introducer.iTag = it1->GetRelayTag ();
-					introducer.iKey = it1->GetIntroKey ();
-					if (i2p::context.AddIntroducer (introducer))
-					{
-						newList.push_back (ep);
-						if (newList.size () >= SSU_MAX_NUM_INTRODUCERS) break;
-					}
-				}
-			}	
-			m_Introducers = newList;
-			if (m_Introducers.size () < SSU_MAX_NUM_INTRODUCERS)
-			{
-				auto introducer = i2p::data::netdb.GetRandomIntroducer ();
-				if (introducer)
-					CreateSession (introducer);
-			}	
-			ScheduleIntroducersUpdateTimer ();
-		}	
-	}
-
-	void SSUServer::NewPeerTest (uint32_t nonce, PeerTestParticipant role, std::shared_ptr<SSUSession> session)
-	{
-		m_PeerTests[nonce] = { i2p::util::GetMillisecondsSinceEpoch (), role, session };
-	}
-
-	PeerTestParticipant SSUServer::GetPeerTestParticipant (uint32_t nonce)
-	{
-		auto it = m_PeerTests.find (nonce);
-		if (it != m_PeerTests.end ())
-			return it->second.role;
-		else
-			return ePeerTestParticipantUnknown;
-	}	
-
-	std::shared_ptr<SSUSession> SSUServer::GetPeerTestSession (uint32_t nonce)
-	{
-		auto it = m_PeerTests.find (nonce);
-		if (it != m_PeerTests.end ())
-			return it->second.session;
-		else
-			return nullptr;
-	}
-
-	void SSUServer::UpdatePeerTest (uint32_t nonce, PeerTestParticipant role)
-	{
-		auto it = m_PeerTests.find (nonce);
-		if (it != m_PeerTests.end ())
-			it->second.role = role;
-	}	
-	
-	void SSUServer::RemovePeerTest (uint32_t nonce)
-	{
-		m_PeerTests.erase (nonce);
-	}	
-
-	void SSUServer::SchedulePeerTestsCleanupTimer ()
-	{
-		m_PeerTestsCleanupTimer.expires_from_now (boost::posix_time::seconds(SSU_PEER_TEST_TIMEOUT));
-		m_PeerTestsCleanupTimer.async_wait (std::bind (&SSUServer::HandlePeerTestsCleanupTimer,
-			this, std::placeholders::_1));	
-	}
-
-	void SSUServer::HandlePeerTestsCleanupTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			int numDeleted = 0;	
-			uint64_t ts = i2p::util::GetMillisecondsSinceEpoch ();	
-			for (auto it = m_PeerTests.begin (); it != m_PeerTests.end ();)
-			{
-				if (ts > it->second.creationTime + SSU_PEER_TEST_TIMEOUT*1000LL)
-				{
-					numDeleted++;
-					it = m_PeerTests.erase (it);
-				}
-				else
-					++it;
-			}
-			if (numDeleted > 0)
-				LogPrint (eLogDebug, "SSU: ", numDeleted, " peer tests have been expired");
-			SchedulePeerTestsCleanupTimer ();
-		}
-	}
-
-	void SSUServer::ScheduleTermination ()
-	{
-		m_TerminationTimer.expires_from_now (boost::posix_time::seconds(SSU_TERMINATION_CHECK_TIMEOUT));
-		m_TerminationTimer.async_wait (std::bind (&SSUServer::HandleTerminationTimer,
-			this, std::placeholders::_1));
-	}
-
-	void SSUServer::HandleTerminationTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{	
-			auto ts = i2p::util::GetSecondsSinceEpoch ();
-			for (auto& it: m_Sessions)
- 				if (it.second->IsTerminationTimeoutExpired (ts))
-				{
-					auto session = it.second;
-					m_Service.post ([session] 
-						{ 
-							LogPrint (eLogWarning, "SSU: no activity with ", session->GetRemoteEndpoint (), " for ", session->GetTerminationTimeout (), " seconds");
-							session->Failed ();
-						});	
-				}
-			ScheduleTermination ();	
-		}	
-	}	
-
-	void SSUServer::ScheduleTerminationV6 ()
-	{
-		m_TerminationTimerV6.expires_from_now (boost::posix_time::seconds(SSU_TERMINATION_CHECK_TIMEOUT));
-		m_TerminationTimerV6.async_wait (std::bind (&SSUServer::HandleTerminationTimerV6,
-			this, std::placeholders::_1));
-	}
-
-	void SSUServer::HandleTerminationTimerV6 (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{	
-			auto ts = i2p::util::GetSecondsSinceEpoch ();
-			for (auto& it: m_SessionsV6)
- 				if (it.second->IsTerminationTimeoutExpired (ts))
-				{
-					auto session = it.second;
-					m_ServiceV6.post ([session] 
-						{ 
-							LogPrint (eLogWarning, "SSU: no activity with ", session->GetRemoteEndpoint (), " for ", session->GetTerminationTimeout (), " seconds");
-							session->Failed ();
-						});	
-				}
-			ScheduleTerminationV6 ();	
-		}	
-	}	
-}
-}
-

SSU.h

@@ -1,138 +0,0 @@
-#ifndef SSU_H__
-#define SSU_H__
-
-#include <inttypes.h>
-#include <string.h>
-#include <map>
-#include <list>
-#include <set>
-#include <thread>
-#include <mutex>
-#include <boost/asio.hpp>
-#include "Crypto.h"
-#include "I2PEndian.h"
-#include "Identity.h"
-#include "RouterInfo.h"
-#include "I2NPProtocol.h"
-#include "SSUSession.h"
-
-namespace i2p
-{
-namespace transport
-{
-	const int SSU_KEEP_ALIVE_INTERVAL = 30; // 30 seconds	
-	const int SSU_PEER_TEST_TIMEOUT = 60; // 60 seconds		
-	const int SSU_TO_INTRODUCER_SESSION_DURATION = 3600; // 1 hour
-	const int SSU_TERMINATION_CHECK_TIMEOUT = 30; // 30 seconds
-	const size_t SSU_MAX_NUM_INTRODUCERS = 3;
-	const size_t SSU_SOCKET_RECEIVE_BUFFER_SIZE = 0x1FFFF; // 128K
-	const size_t SSU_SOCKET_SEND_BUFFER_SIZE = 0x1FFFF; // 128K
-
-	struct SSUPacket
-	{
-		i2p::crypto::AESAlignedBuffer<SSU_MTU_V6 + 18> buf; // max MTU + iv + size
-		boost::asio::ip::udp::endpoint from;
-		size_t len;
-	};	
-	
-	class SSUServer
-	{
-		public:
-
-			SSUServer (int port);
-			SSUServer (const boost::asio::ip::address & addr, int port);			// ipv6 only constructor
-			~SSUServer ();
-			void Start ();
-			void Stop ();
-			void CreateSession (std::shared_ptr<const i2p::data::RouterInfo> router, bool peerTest = false, bool v4only = false);
-			void CreateSession (std::shared_ptr<const i2p::data::RouterInfo> router, 
-				const boost::asio::ip::address& addr, int port, bool peerTest = false);
-			void CreateDirectSession (std::shared_ptr<const i2p::data::RouterInfo> router, boost::asio::ip::udp::endpoint remoteEndpoint, bool peerTest);
-			std::shared_ptr<SSUSession> FindSession (std::shared_ptr<const i2p::data::RouterInfo> router) const;
-			std::shared_ptr<SSUSession> FindSession (const boost::asio::ip::udp::endpoint& e) const;
-			std::shared_ptr<SSUSession> GetRandomEstablishedV4Session (std::shared_ptr<const SSUSession> excluded);
-			std::shared_ptr<SSUSession> GetRandomEstablishedV6Session (std::shared_ptr<const SSUSession> excluded);
-			void DeleteSession (std::shared_ptr<SSUSession> session);
-			void DeleteAllSessions ();			
-
-			boost::asio::io_service& GetService () { return m_Service; };
-			boost::asio::io_service& GetServiceV6 () { return m_ServiceV6; };
-			const boost::asio::ip::udp::endpoint& GetEndpoint () const { return m_Endpoint; };			
-			void Send (const uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& to);
-			void AddRelay (uint32_t tag, std::shared_ptr<SSUSession> relay);
-			void RemoveRelay (uint32_t tag);
-			std::shared_ptr<SSUSession> FindRelaySession (uint32_t tag);
-
-			void NewPeerTest (uint32_t nonce, PeerTestParticipant role, std::shared_ptr<SSUSession> session = nullptr);
-			PeerTestParticipant GetPeerTestParticipant (uint32_t nonce);
-			std::shared_ptr<SSUSession> GetPeerTestSession (uint32_t nonce);
-			void UpdatePeerTest (uint32_t nonce, PeerTestParticipant role);
-			void RemovePeerTest (uint32_t nonce);
-      
-		private:
-
-			void OpenSocket ();
-			void OpenSocketV6 ();
-			void Run ();
-			void RunV6 ();
-			void RunReceivers ();
-			void RunReceiversV6 ();
-			void Receive ();
-			void ReceiveV6 ();
-			void HandleReceivedFrom (const boost::system::error_code& ecode, std::size_t bytes_transferred, SSUPacket * packet);
-			void HandleReceivedFromV6 (const boost::system::error_code& ecode, std::size_t bytes_transferred, SSUPacket * packet);
-			void HandleReceivedPackets (std::vector<SSUPacket *> packets,
-				std::map<boost::asio::ip::udp::endpoint, std::shared_ptr<SSUSession> >* sessions);
-
-			void CreateSessionThroughIntroducer (std::shared_ptr<const i2p::data::RouterInfo> router, bool peerTest = false);			
-			template<typename Filter>
-			std::shared_ptr<SSUSession> GetRandomV4Session (Filter filter);
-			template<typename Filter>
-			std::shared_ptr<SSUSession> GetRandomV6Session (Filter filter);			
-
-			std::set<SSUSession *> FindIntroducers (int maxNumIntroducers);	
-			void ScheduleIntroducersUpdateTimer ();
-			void HandleIntroducersUpdateTimer (const boost::system::error_code& ecode);
-
-			void SchedulePeerTestsCleanupTimer ();
-			void HandlePeerTestsCleanupTimer (const boost::system::error_code& ecode);
-
-			// timer
-			void ScheduleTermination ();
-			void HandleTerminationTimer (const boost::system::error_code& ecode);
-			void ScheduleTerminationV6 ();
-			void HandleTerminationTimerV6 (const boost::system::error_code& ecode);
-
-		private:
-
-			struct PeerTest
-			{
-				uint64_t creationTime;
-				PeerTestParticipant role;
-				std::shared_ptr<SSUSession> session; // for Bob to Alice
-			};
-			
-			bool m_OnlyV6;			
-			bool m_IsRunning;
-			std::thread * m_Thread, * m_ThreadV6, * m_ReceiversThread, * m_ReceiversThreadV6;	
-			boost::asio::io_service m_Service, m_ServiceV6, m_ReceiversService, m_ReceiversServiceV6;
-			boost::asio::io_service::work m_Work, m_WorkV6, m_ReceiversWork, m_ReceiversWorkV6;
-			boost::asio::ip::udp::endpoint m_Endpoint, m_EndpointV6;
-			boost::asio::ip::udp::socket m_Socket, m_SocketV6;
-			boost::asio::deadline_timer m_IntroducersUpdateTimer, m_PeerTestsCleanupTimer,
-				m_TerminationTimer, m_TerminationTimerV6;
-			std::list<boost::asio::ip::udp::endpoint> m_Introducers; // introducers we are connected to
-			std::map<boost::asio::ip::udp::endpoint, std::shared_ptr<SSUSession> > m_Sessions, m_SessionsV6;
-			std::map<uint32_t, std::shared_ptr<SSUSession> > m_Relays; // we are introducer
-			std::map<uint32_t, PeerTest> m_PeerTests; // nonce -> creation time in milliseconds
-			
-		public:
-			// for HTTP only
-			const decltype(m_Sessions)& GetSessions () const { return m_Sessions; };
-			const decltype(m_SessionsV6)& GetSessionsV6 () const { return m_SessionsV6; };
-	};
-}
-}
-
-#endif
-

SSUData.cpp

@@ -1,513 +0,0 @@
-#include <stdlib.h>
-#include <boost/bind.hpp>
-#include "Log.h"
-#include "Timestamp.h"
-#include "NetDb.h"
-#include "SSU.h"
-#include "SSUData.h"
-#ifdef WITH_EVENTS
-#include "Event.h"
-#endif
-
-namespace i2p
-{
-namespace transport
-{
-	void IncompleteMessage::AttachNextFragment (const uint8_t * fragment, size_t fragmentSize)
-	{
-		if (msg->len + fragmentSize > msg->maxLen)
-		{
-			LogPrint (eLogWarning, "SSU: I2NP message size ", msg->maxLen, " is not enough");
-			auto newMsg = NewI2NPMessage ();
-			*newMsg = *msg;
-			msg = newMsg;
-		}
-		if (msg->Concat (fragment, fragmentSize) < fragmentSize)
-			LogPrint (eLogError, "SSU: I2NP buffer overflow ", msg->maxLen);
-		nextFragmentNum++;
-	}
-
-	SSUData::SSUData (SSUSession& session):
-		m_Session (session), m_ResendTimer (session.GetService ()), 
-		m_IncompleteMessagesCleanupTimer (session.GetService ()), 
-		m_MaxPacketSize (session.IsV6 () ? SSU_V6_MAX_PACKET_SIZE : SSU_V4_MAX_PACKET_SIZE), 
-		m_PacketSize (m_MaxPacketSize), m_LastMessageReceivedTime (0)
-	{
-	}
-
-	SSUData::~SSUData ()
-	{
-	}
-
-	void SSUData::Start ()
-	{
-		ScheduleIncompleteMessagesCleanup ();
-	}	
-		
-	void SSUData::Stop ()
-	{
-		m_ResendTimer.cancel ();
-		m_IncompleteMessagesCleanupTimer.cancel ();
-		m_IncompleteMessages.clear ();
-		m_SentMessages.clear ();
-		m_ReceivedMessages.clear ();
-	}	
-		
-	void SSUData::AdjustPacketSize (std::shared_ptr<const i2p::data::RouterInfo> remoteRouter)
-	{
-		if (!remoteRouter) return;
-		auto ssuAddress = remoteRouter->GetSSUAddress ();
-		if (ssuAddress && ssuAddress->ssu->mtu)
-		{
-			if (m_Session.IsV6 ())
-				m_PacketSize = ssuAddress->ssu->mtu - IPV6_HEADER_SIZE - UDP_HEADER_SIZE;
-			else
-				m_PacketSize = ssuAddress->ssu->mtu - IPV4_HEADER_SIZE - UDP_HEADER_SIZE;
-			if (m_PacketSize > 0)
-			{
-				// make sure packet size multiple of 16
-				m_PacketSize >>= 4;
-				m_PacketSize <<= 4;
-				if (m_PacketSize > m_MaxPacketSize) m_PacketSize = m_MaxPacketSize;
-				LogPrint (eLogDebug, "SSU: MTU=", ssuAddress->ssu->mtu, " packet size=", m_PacketSize);
-			}
-			else
-			{	
-				LogPrint (eLogWarning, "SSU: Unexpected MTU ", ssuAddress->ssu->mtu);
-				m_PacketSize = m_MaxPacketSize;
-			}	
-		}		
-	}
-
-	void SSUData::UpdatePacketSize (const i2p::data::IdentHash& remoteIdent)
-	{
- 		auto routerInfo = i2p::data::netdb.FindRouter (remoteIdent);
-		if (routerInfo)
-			AdjustPacketSize (routerInfo);
-	}
-
-	void SSUData::ProcessSentMessageAck (uint32_t msgID)
-	{
-		auto it = m_SentMessages.find (msgID);
-		if (it != m_SentMessages.end ())
-		{
-			m_SentMessages.erase (it);	
-			if (m_SentMessages.empty ())
-				m_ResendTimer.cancel ();
-		}
-	}		
-
-	void SSUData::ProcessAcks (uint8_t *& buf, uint8_t flag)
-	{
-		if (flag & DATA_FLAG_EXPLICIT_ACKS_INCLUDED)
-		{
-			// explicit ACKs
-			uint8_t numAcks =*buf;
-			buf++;
-			for (int i = 0; i < numAcks; i++)
-				ProcessSentMessageAck (bufbe32toh (buf+i*4));
-			buf += numAcks*4;
-		}
-		if (flag & DATA_FLAG_ACK_BITFIELDS_INCLUDED)
-		{
-			// explicit ACK bitfields
-			uint8_t numBitfields =*buf;
-			buf++;
-			for (int i = 0; i < numBitfields; i++)
-			{
-				uint32_t msgID = bufbe32toh (buf);
-				buf += 4; // msgID
-				auto it = m_SentMessages.find (msgID);		
-				// process individual Ack bitfields
-				bool isNonLast = false;
-				int fragment = 0;
-				do
-				{
-					uint8_t bitfield = *buf;
-					isNonLast = bitfield & 0x80;
-					bitfield &= 0x7F; // clear MSB
-					if (bitfield && it != m_SentMessages.end ())
-					{	
-						int numSentFragments = it->second->fragments.size ();		
-						// process bits
-						uint8_t mask = 0x01;
-						for (int j = 0; j < 7; j++)
-						{			
-							if (bitfield & mask)
-							{
-								if (fragment < numSentFragments)
-									it->second->fragments[fragment].reset (nullptr);
-							}				
-							fragment++;
-							mask <<= 1;
-						}
-					}	
-					buf++;
-				}
-				while (isNonLast); 
-			}	
-		}		
-	}
-
-	void SSUData::ProcessFragments (uint8_t * buf)
-	{
-		uint8_t numFragments = *buf; // number of fragments
-		buf++;
-		for (int i = 0; i < numFragments; i++)
-		{	
-			uint32_t msgID = bufbe32toh (buf); // message ID
-			buf += 4;
-			uint8_t frag[4] = {0};
-			memcpy (frag + 1, buf, 3);
-			buf += 3;
-			uint32_t fragmentInfo = bufbe32toh (frag); // fragment info
-			uint16_t fragmentSize = fragmentInfo & 0x3FFF; // bits 0 - 13
-			bool isLast = fragmentInfo & 0x010000; // bit 16	
-			uint8_t fragmentNum = fragmentInfo >> 17; // bits 23 - 17 		
-			if (fragmentSize >= SSU_V4_MAX_PACKET_SIZE)
-			{
-				LogPrint (eLogError, "SSU: Fragment size ", fragmentSize, " exceeds max SSU packet size");
-				return;
-			}
-
-			//  find message with msgID
-			auto it = m_IncompleteMessages.find (msgID);
-			if (it == m_IncompleteMessages.end ()) 
-			{
-				// create new message
-				auto msg = NewI2NPShortMessage ();
-				msg->len -= I2NP_SHORT_HEADER_SIZE;
-				it = m_IncompleteMessages.insert (std::make_pair (msgID, 
-					std::unique_ptr<IncompleteMessage>(new IncompleteMessage (msg)))).first;
-			}
-			std::unique_ptr<IncompleteMessage>& incompleteMessage = it->second;
-
-			// handle current fragment
-			if (fragmentNum == incompleteMessage->nextFragmentNum)
-			{
-				// expected fragment
-				incompleteMessage->AttachNextFragment (buf, fragmentSize);
-				if (!isLast && !incompleteMessage->savedFragments.empty ())
-				{
-					// try saved fragments
-					for (auto it1 = incompleteMessage->savedFragments.begin (); it1 != incompleteMessage->savedFragments.end ();)
-					{
-						auto& savedFragment = *it1;
-						if (savedFragment->fragmentNum == incompleteMessage->nextFragmentNum)
-						{
-							incompleteMessage->AttachNextFragment (savedFragment->buf, savedFragment->len);
-							isLast = savedFragment->isLast;
-							incompleteMessage->savedFragments.erase (it1++);
-						}
-						else
-							break;
-					}
-					if (isLast)
-						LogPrint (eLogDebug, "SSU: Message ", msgID, " complete");
-				}	
-			}	
-			else
-			{	
-				if (fragmentNum < incompleteMessage->nextFragmentNum)
-					// duplicate fragment
-					LogPrint (eLogWarning, "SSU: Duplicate fragment ", (int)fragmentNum, " of message ", msgID, ", ignored");
-				else
-				{
-					// missing fragment
-					LogPrint (eLogWarning, "SSU: Missing fragments from ", (int)incompleteMessage->nextFragmentNum, " to ", fragmentNum - 1, " of message ", msgID);
-					auto savedFragment = new Fragment (fragmentNum, buf, fragmentSize, isLast);
-					if (incompleteMessage->savedFragments.insert (std::unique_ptr<Fragment>(savedFragment)).second)
-						incompleteMessage->lastFragmentInsertTime = i2p::util::GetSecondsSinceEpoch ();
-					else	
-						LogPrint (eLogWarning, "SSU: Fragment ", (int)fragmentNum, " of message ", msgID, " already saved");
-				}
-				isLast = false;
-			}	
-
-			if (isLast)
-			{
-				// delete incomplete message
-				auto msg = incompleteMessage->msg;
-				incompleteMessage->msg = nullptr;
-				m_IncompleteMessages.erase (msgID);				
-				// process message
-				SendMsgAck (msgID);
-				msg->FromSSU (msgID);
-				if (m_Session.GetState () == eSessionStateEstablished)
-				{
-					if (!m_ReceivedMessages.count (msgID))
-					{	
-						m_ReceivedMessages.insert (msgID);
-						m_LastMessageReceivedTime = i2p::util::GetSecondsSinceEpoch ();
-						if (!msg->IsExpired ()) 
-						{
-#ifdef WITH_EVENTS
-							QueueIntEvent("transport.recvmsg", m_Session.GetIdentHashBase64(), 1);
-#endif
-							m_Handler.PutNextMessage (msg);
-						}
-						else
-							LogPrint (eLogDebug, "SSU: message expired");
-					}	
-					else
-						LogPrint (eLogWarning, "SSU: Message ", msgID, " already received");
-				}	
-				else
-				{
-					// we expect DeliveryStatus
-					if (msg->GetTypeID () == eI2NPDeliveryStatus)
-					{
-						LogPrint (eLogDebug, "SSU: session established");
-						m_Session.Established ();
-					}	
-					else
-						LogPrint (eLogError, "SSU: unexpected message ", (int)msg->GetTypeID ());
-				}	
-			}	
-			else
-				SendFragmentAck (msgID, fragmentNum);			
-			buf += fragmentSize;
-		}	
-	}
-
-	void SSUData::FlushReceivedMessage ()
-	{
-		m_Handler.Flush ();
-	}	
-		
-	void SSUData::ProcessMessage (uint8_t * buf, size_t len)
-	{
-		//uint8_t * start = buf;
-		uint8_t flag = *buf;
-		buf++;
-		LogPrint (eLogDebug, "SSU: Process data, flags=", (int)flag, ", len=", len);
-		// process acks if presented
-		if (flag & (DATA_FLAG_ACK_BITFIELDS_INCLUDED | DATA_FLAG_EXPLICIT_ACKS_INCLUDED))
-			ProcessAcks (buf, flag);
-		// extended data if presented
-		if (flag & DATA_FLAG_EXTENDED_DATA_INCLUDED)
-		{
-			uint8_t extendedDataSize = *buf;
-			buf++; // size
-			LogPrint (eLogDebug, "SSU: extended data of ", extendedDataSize, " bytes present");
-			buf += extendedDataSize;
-		}
-		// process data
-		ProcessFragments (buf);
-	}
-
-	void SSUData::Send (std::shared_ptr<i2p::I2NPMessage> msg)
-	{
-		uint32_t msgID = msg->ToSSU ();
-		if (m_SentMessages.count (msgID) > 0)
-		{
-			LogPrint (eLogWarning, "SSU: message ", msgID, " already sent");
-			return;
-		}	
-		if (m_SentMessages.empty ()) // schedule resend at first message only
-			ScheduleResend ();
-		
-		auto ret = m_SentMessages.insert (std::make_pair (msgID, std::unique_ptr<SentMessage>(new SentMessage))); 
-		std::unique_ptr<SentMessage>& sentMessage = ret.first->second;
-		if (ret.second)	
-		{
-			sentMessage->nextResendTime = i2p::util::GetSecondsSinceEpoch () + RESEND_INTERVAL;
-			sentMessage->numResends = 0;
-		}	
-		auto& fragments = sentMessage->fragments;
-		size_t payloadSize = m_PacketSize - sizeof (SSUHeader) - 9; // 9  =  flag + #frg(1) + messageID(4) + frag info (3) 
-		size_t len = msg->GetLength ();
-		uint8_t * msgBuf = msg->GetSSUHeader ();
-
-		uint32_t fragmentNum = 0;
-		while (len > 0)
-		{	
-			Fragment * fragment = new Fragment;
-			fragment->fragmentNum = fragmentNum;
-			uint8_t * buf = fragment->buf;
-			uint8_t	* payload = buf + sizeof (SSUHeader);
-			*payload = DATA_FLAG_WANT_REPLY; // for compatibility
-			payload++;
-			*payload = 1; // always 1 message fragment per message
-			payload++;
-			htobe32buf (payload, msgID);
-			payload += 4;
-			bool isLast = (len <= payloadSize);
-			size_t size = isLast ? len : payloadSize;
-			uint32_t fragmentInfo = (fragmentNum << 17);
-			if (isLast)
-				fragmentInfo |= 0x010000;
-			
-			fragmentInfo |= size;
-			fragmentInfo = htobe32 (fragmentInfo);
-			memcpy (payload, (uint8_t *)(&fragmentInfo) + 1, 3);
-			payload += 3;
-			memcpy (payload, msgBuf, size);
-			
-			size += payload - buf;
-			if (size & 0x0F) // make sure 16 bytes boundary
-				size = ((size >> 4) + 1) << 4; // (/16 + 1)*16
-			fragment->len = size; 
-			fragments.push_back (std::unique_ptr<Fragment> (fragment));
-			
-			// encrypt message with session key
-			m_Session.FillHeaderAndEncrypt (PAYLOAD_TYPE_DATA, buf, size);
-			try
-			{	
-				m_Session.Send (buf, size);
-			}
-			catch (boost::system::system_error& ec)
-			{
-				LogPrint (eLogWarning, "SSU: Can't send data fragment ", ec.what ());
-			}	
-			if (!isLast)
-			{	
-				len -= payloadSize;
-				msgBuf += payloadSize;
-			}	
-			else
-				len = 0;
-			fragmentNum++;
-		}	
-	}		
-
-	void SSUData::SendMsgAck (uint32_t msgID)
-	{
-		uint8_t buf[48 + 18] = {0}; // actual length is 44 = 37 + 7 but pad it to multiple of 16
-		uint8_t * payload = buf + sizeof (SSUHeader);
-		*payload = DATA_FLAG_EXPLICIT_ACKS_INCLUDED; // flag
-		payload++;
-		*payload = 1; // number of ACKs
-		payload++;
-		htobe32buf (payload, msgID); // msgID
-		payload += 4;
-		*payload = 0; // number of fragments
-
-		// encrypt message with session key
-		m_Session.FillHeaderAndEncrypt (PAYLOAD_TYPE_DATA, buf, 48);
-		m_Session.Send (buf, 48);
-	}
-
-	void SSUData::SendFragmentAck (uint32_t msgID, int fragmentNum)
-	{
-		if (fragmentNum > 64)
-		{
-			LogPrint (eLogWarning, "SSU: Fragment number ", fragmentNum, " exceeds 64");
-			return;
-		}
-		uint8_t buf[64 + 18] = {0};
-		uint8_t * payload = buf + sizeof (SSUHeader);
-		*payload = DATA_FLAG_ACK_BITFIELDS_INCLUDED; // flag
-		payload++;	
-		*payload = 1; // number of ACK bitfields
-		payload++;
-		// one ack
-		*(uint32_t *)(payload) = htobe32 (msgID); // msgID	
-		payload += 4;
-		div_t d = div (fragmentNum, 7);
-		memset (payload, 0x80, d.quot); // 0x80 means non-last
-		payload += d.quot;		
-		*payload = 0x01 << d.rem; // set corresponding bit
-		payload++;
-		*payload = 0; // number of fragments
-
-		size_t len = d.quot < 4 ? 48 : 64; // 48 = 37 + 7 + 4 (3+1)			
-		// encrypt message with session key
-		m_Session.FillHeaderAndEncrypt (PAYLOAD_TYPE_DATA, buf, len);
-		m_Session.Send (buf, len);
-	}	
-
-	void SSUData::ScheduleResend()
-	{		
-		m_ResendTimer.cancel ();
-		m_ResendTimer.expires_from_now (boost::posix_time::seconds(RESEND_INTERVAL));
-		auto s = m_Session.shared_from_this();
-		m_ResendTimer.async_wait ([s](const boost::system::error_code& ecode)
-			{ s->m_Data.HandleResendTimer (ecode); });
-	}
-
-	void SSUData::HandleResendTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-			int numResent = 0;
-			for (auto it = m_SentMessages.begin (); it != m_SentMessages.end ();)
-			{
-				if (ts >= it->second->nextResendTime)
-				{	
-					if (it->second->numResends < MAX_NUM_RESENDS)
-					{
-						for (auto& f: it->second->fragments)
-							if (f)
-							{
-								try
-								{
-									m_Session.Send (f->buf, f->len); // resend
-									numResent++;
-								}
-								catch (boost::system::system_error& ec)
-								{
-									LogPrint (eLogWarning, "SSU: Can't resend data fragment ", ec.what ());
-								}
-							}
-
-						it->second->numResends++;
-						it->second->nextResendTime += it->second->numResends*RESEND_INTERVAL;
-						++it;
-					}	
-					else
-					{
-						LogPrint (eLogInfo, "SSU: message has not been ACKed after ", MAX_NUM_RESENDS, " attempts, deleted");
-						it = m_SentMessages.erase (it);
-					}	
-				}	
-				else
-					++it;
-			}
-			if (m_SentMessages.empty ()) return; // nothing to resend
-			if (numResent < MAX_OUTGOING_WINDOW_SIZE)
-				ScheduleResend ();
-			else
-			{
-				LogPrint (eLogError, "SSU: resend window exceeds max size. Session terminated");
-				m_Session.Close ();
-			}	
-		}	
-	}	
-
-	void SSUData::ScheduleIncompleteMessagesCleanup ()
-	{
-		m_IncompleteMessagesCleanupTimer.cancel ();
-		m_IncompleteMessagesCleanupTimer.expires_from_now (boost::posix_time::seconds(INCOMPLETE_MESSAGES_CLEANUP_TIMEOUT));
-		auto s = m_Session.shared_from_this();
-		m_IncompleteMessagesCleanupTimer.async_wait ([s](const boost::system::error_code& ecode)
-			{ s->m_Data.HandleIncompleteMessagesCleanupTimer (ecode); });
-	}
-		
-	void SSUData::HandleIncompleteMessagesCleanupTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
-			for (auto it = m_IncompleteMessages.begin (); it != m_IncompleteMessages.end ();)
-			{
-				if (ts > it->second->lastFragmentInsertTime + INCOMPLETE_MESSAGES_CLEANUP_TIMEOUT)
-				{
-					LogPrint (eLogWarning, "SSU: message ", it->first, " was not completed  in ", INCOMPLETE_MESSAGES_CLEANUP_TIMEOUT, " seconds, deleted");
-					it = m_IncompleteMessages.erase (it);
-				}	
-				else
-					++it;
-			}	
-			// decay
-			if (m_ReceivedMessages.size () > MAX_NUM_RECEIVED_MESSAGES ||
-			    i2p::util::GetSecondsSinceEpoch () > m_LastMessageReceivedTime + DECAY_INTERVAL)
-				m_ReceivedMessages.clear ();
-			
-			ScheduleIncompleteMessagesCleanup ();
-		}	
-	}	
-}
-}
-

SSUData.h

@@ -1,131 +0,0 @@
-#ifndef SSU_DATA_H__
-#define SSU_DATA_H__
-
-#include <inttypes.h>
-#include <string.h>
-#include <map>
-#include <vector>
-#include <unordered_set>
-#include <memory>
-#include <boost/asio.hpp>
-#include "I2NPProtocol.h"
-#include "Identity.h"
-#include "RouterInfo.h"
-
-namespace i2p
-{
-namespace transport
-{
-
-	const size_t SSU_MTU_V4 = 1484;
-	#ifdef MESHNET
-	const size_t SSU_MTU_V6 = 1286;
-	#else
-	const size_t SSU_MTU_V6 = 1488;
-	#endif
-	const size_t IPV4_HEADER_SIZE = 20;
-	const size_t IPV6_HEADER_SIZE = 40;	
-	const size_t UDP_HEADER_SIZE = 8;
-	const size_t SSU_V4_MAX_PACKET_SIZE = SSU_MTU_V4 - IPV4_HEADER_SIZE - UDP_HEADER_SIZE; // 1456
-	const size_t SSU_V6_MAX_PACKET_SIZE = SSU_MTU_V6 - IPV6_HEADER_SIZE - UDP_HEADER_SIZE; // 1440
-	const int RESEND_INTERVAL = 3; // in seconds
-	const int MAX_NUM_RESENDS = 5;
-	const int DECAY_INTERVAL = 20; // in seconds
-	const int INCOMPLETE_MESSAGES_CLEANUP_TIMEOUT = 30; // in seconds
-	const unsigned int MAX_NUM_RECEIVED_MESSAGES = 1000; // how many msgID we store for duplicates check
-	const int MAX_OUTGOING_WINDOW_SIZE = 200; // how many unacked message we can store
-	// data flags
-	const uint8_t DATA_FLAG_EXTENDED_DATA_INCLUDED = 0x02;
-	const uint8_t DATA_FLAG_WANT_REPLY = 0x04;
-	const uint8_t DATA_FLAG_REQUEST_PREVIOUS_ACKS = 0x08;
-	const uint8_t DATA_FLAG_EXPLICIT_CONGESTION_NOTIFICATION = 0x10;
-	const uint8_t DATA_FLAG_ACK_BITFIELDS_INCLUDED = 0x40;
-	const uint8_t DATA_FLAG_EXPLICIT_ACKS_INCLUDED = 0x80;	
-
-	struct Fragment
-	{
-		int fragmentNum;
-		size_t len;
-		bool isLast;
-		uint8_t buf[SSU_V4_MAX_PACKET_SIZE + 18]; // use biggest
-
-		Fragment () = default;
-		Fragment (int n, const uint8_t * b, int l, bool last): 
-			fragmentNum (n), len (l), isLast (last) { memcpy (buf, b, len); };		
-	};	
-
-	struct FragmentCmp
-	{
-		bool operator() (const std::unique_ptr<Fragment>& f1, const std::unique_ptr<Fragment>& f2) const
-  		{	
-			return f1->fragmentNum < f2->fragmentNum; 
-		};
-	};	
-	
-	struct IncompleteMessage
-	{
-		std::shared_ptr<I2NPMessage> msg;
-		int nextFragmentNum;	
-		uint32_t lastFragmentInsertTime; // in seconds
-		std::set<std::unique_ptr<Fragment>, FragmentCmp> savedFragments;
-		
-		IncompleteMessage (std::shared_ptr<I2NPMessage> m): msg (m), nextFragmentNum (0), lastFragmentInsertTime (0) {};
-		void AttachNextFragment (const uint8_t * fragment, size_t fragmentSize);	
-	};
-
-	struct SentMessage
-	{
-		std::vector<std::unique_ptr<Fragment> > fragments;
-		uint32_t nextResendTime; // in seconds
-		int numResends;
-	};	
-	
-	class SSUSession;
-	class SSUData
-	{
-		public:
-
-			SSUData (SSUSession& session); 
-			~SSUData ();
-
-			void Start ();
-			void Stop ();	
-			
-			void ProcessMessage (uint8_t * buf, size_t len);
-			void FlushReceivedMessage ();
-			void Send (std::shared_ptr<i2p::I2NPMessage> msg);
-
-			void AdjustPacketSize (std::shared_ptr<const i2p::data::RouterInfo> remoteRouter);	
-			void UpdatePacketSize (const i2p::data::IdentHash& remoteIdent);
-
-		private:
-
-			void SendMsgAck (uint32_t msgID);
-			void SendFragmentAck (uint32_t msgID, int fragmentNum);
-			void ProcessAcks (uint8_t *& buf, uint8_t flag);
-			void ProcessFragments (uint8_t * buf);
-			void ProcessSentMessageAck (uint32_t msgID);	
-
-			void ScheduleResend ();
-			void HandleResendTimer (const boost::system::error_code& ecode);	
-
-			void ScheduleIncompleteMessagesCleanup ();
-			void HandleIncompleteMessagesCleanupTimer (const boost::system::error_code& ecode);	
-			
-			
-		private:	
-
-			SSUSession& m_Session;
-			std::map<uint32_t, std::unique_ptr<IncompleteMessage> > m_IncompleteMessages;
-			std::map<uint32_t, std::unique_ptr<SentMessage> > m_SentMessages;
-			std::unordered_set<uint32_t> m_ReceivedMessages;
-			boost::asio::deadline_timer m_ResendTimer, m_IncompleteMessagesCleanupTimer;
-			int m_MaxPacketSize, m_PacketSize;
-			i2p::I2NPMessagesHandler m_Handler;
-			uint32_t m_LastMessageReceivedTime; // in second
-	};	
-}
-}
-
-#endif
-

SSUSession.h

@@ -1,165 +0,0 @@
-#ifndef SSU_SESSION_H__
-#define SSU_SESSION_H__
-
-#include <inttypes.h>
-#include <set>
-#include <memory>
-#include "Crypto.h"
-#include "I2NPProtocol.h"
-#include "TransportSession.h"
-#include "SSUData.h"
-
-namespace i2p
-{
-namespace transport
-{
-	const uint8_t SSU_HEADER_EXTENDED_OPTIONS_INCLUDED = 0x04;
-	struct SSUHeader
-	{
-		uint8_t mac[16];
-		uint8_t iv[16];
-		uint8_t flag;
-		uint8_t time[4];	
-
-		uint8_t GetPayloadType () const { return flag >> 4; };
-		bool IsExtendedOptions () const { return flag & SSU_HEADER_EXTENDED_OPTIONS_INCLUDED; };	
-	};
-
-	const int SSU_CONNECT_TIMEOUT = 5; // 5 seconds
-	const int SSU_TERMINATION_TIMEOUT = 330; // 5.5 minutes
-	const int SSU_CLOCK_SKEW = 60; // in seconds 
-
-	// payload types (4 bits)
-	const uint8_t PAYLOAD_TYPE_SESSION_REQUEST = 0;
-	const uint8_t PAYLOAD_TYPE_SESSION_CREATED = 1;
-	const uint8_t PAYLOAD_TYPE_SESSION_CONFIRMED = 2;
-	const uint8_t PAYLOAD_TYPE_RELAY_REQUEST = 3;
-	const uint8_t PAYLOAD_TYPE_RELAY_RESPONSE = 4;
-	const uint8_t PAYLOAD_TYPE_RELAY_INTRO = 5;
-	const uint8_t PAYLOAD_TYPE_DATA = 6;
-	const uint8_t PAYLOAD_TYPE_PEER_TEST = 7;
-	const uint8_t PAYLOAD_TYPE_SESSION_DESTROYED = 8;
-
-	// extended options
-	const uint16_t EXTENDED_OPTIONS_FLAG_REQUEST_RELAY_TAG = 0x0001;
-
-	enum SessionState
-	{
-		eSessionStateUnknown,	
-		eSessionStateIntroduced,
-		eSessionStateEstablished,
-		eSessionStateClosed,
-		eSessionStateFailed
-	};	
-
-	enum PeerTestParticipant
-	{
-		ePeerTestParticipantUnknown = 0,
-		ePeerTestParticipantAlice1,
-		ePeerTestParticipantAlice2,
-		ePeerTestParticipantBob,
-		ePeerTestParticipantCharlie
-	};
-	
-	class SSUServer;
-	class SSUSession: public TransportSession, public std::enable_shared_from_this<SSUSession>
-	{
-		public:
-
-			SSUSession (SSUServer& server, boost::asio::ip::udp::endpoint& remoteEndpoint,
-				std::shared_ptr<const i2p::data::RouterInfo> router = nullptr, bool peerTest = false);
-			void ProcessNextMessage (uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& senderEndpoint);		
-			~SSUSession ();
-			
-			void Connect ();
-			void WaitForConnect ();
-			void Introduce (const i2p::data::RouterInfo::Introducer& introducer, 
-				std::shared_ptr<const i2p::data::RouterInfo> to); // Alice to Charlie
-			void WaitForIntroduction ();
-			void Close ();
-			void Done ();
-			void Failed ();
-			boost::asio::ip::udp::endpoint& GetRemoteEndpoint () { return m_RemoteEndpoint; };
-			bool IsV6 () const { return m_RemoteEndpoint.address ().is_v6 (); };
-			void SendI2NPMessages (const std::vector<std::shared_ptr<I2NPMessage> >& msgs);
-			void SendPeerTest (); // Alice			
-
-			SessionState GetState () const  { return m_State; };
-			size_t GetNumSentBytes () const { return m_NumSentBytes; };
-			size_t GetNumReceivedBytes () const { return m_NumReceivedBytes; };
-			
-			void SendKeepAlive ();	
-			uint32_t GetRelayTag () const { return m_RelayTag; };	
-			const i2p::data::RouterInfo::IntroKey& GetIntroKey () const { return m_IntroKey; };
-			uint32_t GetCreationTime () const { return m_CreationTime; };
-
-			void FlushData ();
-			
-		private:
-
-			boost::asio::io_service& GetService ();
-			void CreateAESandMacKey (const uint8_t * pubKey); 
-			size_t GetSSUHeaderSize (const uint8_t * buf) const;
-			void PostI2NPMessages (std::vector<std::shared_ptr<I2NPMessage> > msgs);
-			void ProcessMessage (uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& senderEndpoint); // call for established session
-			void ProcessSessionRequest (const uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& senderEndpoint);
-			void SendSessionRequest ();
-			void SendRelayRequest (const i2p::data::RouterInfo::Introducer& introducer, uint32_t nonce);
-			void ProcessSessionCreated (uint8_t * buf, size_t len);
-			void SendSessionCreated (const uint8_t * x, bool sendRelayTag = true);
-			void ProcessSessionConfirmed (const uint8_t * buf, size_t len);
-			void SendSessionConfirmed (const uint8_t * y, const uint8_t * ourAddress, size_t ourAddressLen);
-			void ProcessRelayRequest (const uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& from);
-			void SendRelayResponse (uint32_t nonce, const boost::asio::ip::udp::endpoint& from,
-				const uint8_t * introKey, const boost::asio::ip::udp::endpoint& to);
-			void SendRelayIntro (std::shared_ptr<SSUSession> session, const boost::asio::ip::udp::endpoint& from);
-			void ProcessRelayResponse (const uint8_t * buf, size_t len);
-			void ProcessRelayIntro (const uint8_t * buf, size_t len);
-			void Established ();
-			void ScheduleConnectTimer ();
-			void HandleConnectTimer (const boost::system::error_code& ecode);
-			void ProcessPeerTest (const uint8_t * buf, size_t len, const boost::asio::ip::udp::endpoint& senderEndpoint);
-			void SendPeerTest (uint32_t nonce, const boost::asio::ip::address& address, uint16_t port, const uint8_t * introKey, bool toAddress = true, bool sendAddress = true); 
-			void ProcessData (uint8_t * buf, size_t len);		
-			void SendSessionDestroyed ();
-			void Send (uint8_t type, const uint8_t * payload, size_t len); // with session key
-			void Send (const uint8_t * buf, size_t size); 
-			
-			void FillHeaderAndEncrypt (uint8_t payloadType, uint8_t * buf, size_t len, const i2p::crypto::AESKey& aesKey, 
-				const uint8_t * iv, const i2p::crypto::MACKey& macKey, uint8_t flag = 0);
-			void FillHeaderAndEncrypt (uint8_t payloadType, uint8_t * buf, size_t len); // with session key 
-			void Decrypt (uint8_t * buf, size_t len, const i2p::crypto::AESKey& aesKey);
-			void DecryptSessionKey (uint8_t * buf, size_t len);
-			bool Validate (uint8_t * buf, size_t len, const i2p::crypto::MACKey& macKey);			
-
-			void Reset ();
-			
-		private:
-	
-			friend class SSUData; // TODO: change in later
-			SSUServer& m_Server;
-			boost::asio::ip::udp::endpoint m_RemoteEndpoint;
-			boost::asio::deadline_timer m_ConnectTimer;
-			bool m_IsPeerTest;
-			SessionState m_State;
-			bool m_IsSessionKey;
-			uint32_t m_RelayTag; // received from peer
-			uint32_t m_SentRelayTag; // sent by us
-			i2p::crypto::CBCEncryption m_SessionKeyEncryption;
-			i2p::crypto::CBCDecryption m_SessionKeyDecryption;
-			i2p::crypto::AESKey m_SessionKey;
-			i2p::crypto::MACKey m_MacKey;
-			i2p::data::RouterInfo::IntroKey m_IntroKey;
-			uint32_t m_CreationTime; // seconds since epoch
-			SSUData m_Data;
-			bool m_IsDataReceived;
-			std::unique_ptr<SignedData> m_SignedData; // we need it for SessionConfirmed only
-			std::map<uint32_t, std::shared_ptr<const i2p::data::RouterInfo> > m_RelayRequests; // nonce->Charlie
-	};
-
-
-}
-}
-
-#endif
-

Signature.cpp

@@ -1,496 +0,0 @@
-#include <memory>
-#include "Log.h"
-#include "Signature.h"
-
-namespace i2p
-{
-namespace crypto
-{
-	class Ed25519
-	{
-		public:
-
-			Ed25519 ()
-			{
-				BN_CTX * ctx = BN_CTX_new ();
-				BIGNUM * tmp = BN_new ();
-
-				q = BN_new ();
-				// 2^255-19				
-				BN_set_bit (q, 255); // 2^255 
-				BN_sub_word (q, 19);
-				
-				l = BN_new ();
-				// 2^252 + 27742317777372353535851937790883648493
-				BN_set_bit (l, 252);
-				two_252_2 = BN_dup (l);
-				BN_dec2bn (&tmp, "27742317777372353535851937790883648493");
-				BN_add (l, l, tmp);		
-				BN_sub_word (two_252_2, 2); // 2^252 - 2		
-
-				 // -121665*inv(121666)
-				d = BN_new ();
-				BN_set_word (tmp, 121666);
-				BN_mod_inverse (tmp, tmp, q, ctx);	
-				BN_set_word (d, 121665);
-				BN_set_negative (d, 1);							
-				BN_mul (d, d, tmp, ctx);
-
-				// 2^((q-1)/4)
-				I = BN_new ();
-				BN_free (tmp);
-				tmp = BN_dup (q);
-				BN_sub_word (tmp, 1);
-				BN_div_word (tmp, 4);	
-				BN_set_word (I, 2);
-				BN_mod_exp (I, I, tmp, q, ctx);
-				BN_free (tmp);	
-				
-				// 4*inv(5)	
-				BIGNUM * By = BN_new ();		
-				BN_set_word (By, 5);
-				BN_mod_inverse (By, By, q, ctx);	
-				BN_mul_word (By, 4);
-				BIGNUM * Bx = RecoverX (By, ctx);	
-				BN_mod (Bx, Bx, q, ctx); // % q
-				BN_mod (By, By, q, ctx); // % q										
-			
-				// precalculate Bi256 table
-				Bi256Carry = { Bx, By };  // B
-				for (int i = 0; i < 32; i++)
-				{
-					Bi256[i][0] = Bi256Carry; // first point
-					for (int j = 1; j < 128; j++)
-						Bi256[i][j] = Sum (Bi256[i][j-1], Bi256[i][0], ctx); // (256+j+1)^i*B
-					Bi256Carry = Bi256[i][127];
-					for (int j = 0; j < 128; j++) // add first point 128 more times
-						Bi256Carry = Sum (Bi256Carry, Bi256[i][0], ctx);
-				}
-
-				BN_CTX_free (ctx);
-			}
-
-			Ed25519 (const Ed25519& other): q (BN_dup (other.q)), l (BN_dup (other.l)), 
-				d (BN_dup (other.d)), I (BN_dup (other.I)), two_252_2 (BN_dup (other.two_252_2)),
-				Bi256Carry (other.Bi256Carry)
-			{
-				for (int i = 0; i < 32; i++)
-					for (int j = 0; j < 128; j++)
-						Bi256[i][j] = other.Bi256[i][j];
-			}
-
-			~Ed25519 ()
-			{
-				BN_free (q);
-				BN_free (l);
-				BN_free (d);
-				BN_free (I);
-				BN_free (two_252_2);
-			}
-
-
-			EDDSAPoint GeneratePublicKey (const uint8_t * expandedPrivateKey, BN_CTX * ctx) const
-			{
-				return MulB (expandedPrivateKey, ctx); // left half of expanded key, considered as Little Endian
-			}
-
-			EDDSAPoint DecodePublicKey (const uint8_t * buf, BN_CTX * ctx) const
-			{
-				return DecodePoint (buf, ctx);
-			}
-
-			void EncodePublicKey (const EDDSAPoint& publicKey, uint8_t * buf, BN_CTX * ctx) const
-			{
-				EncodePoint (Normalize (publicKey, ctx), buf);
-			}
-
-			bool Verify (const EDDSAPoint& publicKey, const uint8_t * digest, const uint8_t * signature) const
-			{
-				BN_CTX * ctx = BN_CTX_new ();	
-				BIGNUM * h = DecodeBN<64> (digest);
-				// signature 0..31 - R, 32..63 - S 
-				// B*S = R + PK*h => R = B*S - PK*h
-				// we don't decode R, but encode (B*S - PK*h)
-				auto Bs = MulB (signature + EDDSA25519_SIGNATURE_LENGTH/2, ctx); // B*S;
-				BN_mod (h, h, l, ctx); // public key is multiple of B, but B%l = 0
-				auto PKh = Mul (publicKey, h, ctx); // PK*h
-				uint8_t diff[32];
-				EncodePoint (Normalize (Sum (Bs, -PKh, ctx), ctx), diff); // Bs - PKh encoded
-				bool passed = !memcmp (signature, diff, 32); // R
-				BN_free (h); 
-				BN_CTX_free (ctx);
-				if (!passed)
-					LogPrint (eLogError, "25519 signature verification failed");
-				return passed; 
-			}
-
-			void Sign (const uint8_t * expandedPrivateKey, const uint8_t * publicKeyEncoded, const uint8_t * buf, size_t len, 
-				uint8_t * signature) const
-			{
-				BN_CTX * bnCtx = BN_CTX_new ();
-				// calculate r
-				SHA512_CTX ctx;
-				SHA512_Init (&ctx);
-				SHA512_Update (&ctx, expandedPrivateKey + EDDSA25519_PRIVATE_KEY_LENGTH, EDDSA25519_PRIVATE_KEY_LENGTH); // right half of expanded key
-				SHA512_Update (&ctx, buf, len); // data
-				uint8_t digest[64];
-				SHA512_Final (digest, &ctx);
-				BIGNUM * r = DecodeBN<32> (digest); // DecodeBN<64> (digest); // for test vectors
-				// calculate R
-				uint8_t R[EDDSA25519_SIGNATURE_LENGTH/2]; // we must use separate buffer because signature might be inside buf
-				EncodePoint (Normalize (MulB (digest, bnCtx), bnCtx), R); // EncodePoint (Mul (B, r, bnCtx), R); // for test vectors 
-				// calculate S
-				SHA512_Init (&ctx);
-				SHA512_Update (&ctx, R, EDDSA25519_SIGNATURE_LENGTH/2); // R
-				SHA512_Update (&ctx, publicKeyEncoded, EDDSA25519_PUBLIC_KEY_LENGTH); // public key
-				SHA512_Update (&ctx, buf, len); // data
-				SHA512_Final (digest, &ctx);
-				BIGNUM * h = DecodeBN<64> (digest);			
-				// S = (r + h*a) % l
-				BIGNUM * a = DecodeBN<EDDSA25519_PRIVATE_KEY_LENGTH> (expandedPrivateKey); // left half of expanded key
-				BN_mod_mul (h, h, a, l, bnCtx); // %l
-				BN_mod_add (h, h, r, l, bnCtx); // %l
-				memcpy (signature, R, EDDSA25519_SIGNATURE_LENGTH/2);
-				EncodeBN (h, signature + EDDSA25519_SIGNATURE_LENGTH/2, EDDSA25519_SIGNATURE_LENGTH/2); // S
-				BN_free (r); BN_free (h); BN_free (a);
-				BN_CTX_free (bnCtx);
-			}
-
-		private:		
-
-			EDDSAPoint Sum (const EDDSAPoint& p1, const EDDSAPoint& p2, BN_CTX * ctx) const
-			{
-				// x3 = (x1*y2+y1*x2)*(z1*z2-d*t1*t2)
-				// y3 = (y1*y2+x1*x2)*(z1*z2+d*t1*t2)
-				// z3 = (z1*z2-d*t1*t2)*(z1*z2+d*t1*t2)
-				// t3 = (y1*y2+x1*x2)*(x1*y2+y1*x2)
-				BIGNUM * x3 = BN_new (), * y3 = BN_new (), * z3 = BN_new (), * t3 = BN_new ();
-				
-				BN_mul (x3, p1.x, p2.x, ctx); // A = x1*x2		
-				BN_mul (y3, p1.y, p2.y, ctx); // B = y1*y2	
-
-				BN_CTX_start (ctx);
-				BIGNUM * t1 = p1.t, * t2 = p2.t;
-				if (!t1) { t1 = BN_CTX_get (ctx); BN_mul (t1, p1.x, p1.y, ctx); }
-				if (!t2) { t2 = BN_CTX_get (ctx); BN_mul (t2, p2.x, p2.y, ctx); }
-				BN_mul (t3, t1, t2, ctx);
-				BN_mul (t3, t3, d, ctx);  // C = d*t1*t2
-
-				if (p1.z)
-				{
-					if (p2.z)
-						BN_mul (z3, p1.z, p2.z, ctx); // D = z1*z2
-					else
-						BN_copy (z3, p1.z); // D = z1
-				}
-				else
-				{
-					if (p2.z)
-						BN_copy (z3, p2.z); // D = z2
-					else
-						BN_one (z3); // D = 1
-				}	
-
-				BIGNUM * E = BN_CTX_get (ctx), * F = BN_CTX_get (ctx), * G = BN_CTX_get (ctx), * H = BN_CTX_get (ctx);
-				BN_add (E, p1.x, p1.y);				
-				BN_add (F, p2.x, p2.y);
-				BN_mul (E, E, F, ctx); // (x1 + y1)*(x2 + y2)
-				BN_sub (E, E, x3);
-				BN_sub (E, E, y3); // E = (x1 + y1)*(x2 + y2) - A - B
-				BN_sub (F, z3, t3); // F = D - C
-				BN_add (G, z3, t3); // G = D + C
-				BN_add (H, y3, x3); // H = B + A
-
-				BN_mod_mul (x3, E, F, q, ctx); // x3 = E*F
-				BN_mod_mul (y3, G, H, q, ctx); // y3 = G*H	
-				BN_mod_mul (z3, F, G, q, ctx); // z3 = F*G	
-				BN_mod_mul (t3, E, H, q, ctx); // t3 = E*H	
-
-				BN_CTX_end (ctx);
-
-				return EDDSAPoint {x3, y3, z3, t3};
-			}
-
-			void Double (EDDSAPoint& p, BN_CTX * ctx) const
-			{
-				BN_CTX_start (ctx);
-				BIGNUM * x2 = BN_CTX_get (ctx), * y2 = BN_CTX_get (ctx), * z2 = BN_CTX_get (ctx), * t2 = BN_CTX_get (ctx);
-				
-				BN_sqr (x2, p.x, ctx); // x2 = A = x^2		
-				BN_sqr (y2, p.y, ctx); // y2 = B = y^2	
-				if (p.t)
-					BN_sqr (t2, p.t, ctx); // t2 = t^2
-				else
-				{
-					BN_mul (t2, p.x, p.y, ctx); // t = x*y
-					BN_sqr (t2, t2, ctx);  // t2 = t^2
-				}	
-				BN_mul (t2, t2, d, ctx);  // t2 = C = d*t^2 	
-				if (p.z)
-					BN_sqr (z2, p.z, ctx); // z2 = D = z^2 		
-				else
-					BN_one (z2); // z2 = 1
-
-				BIGNUM * E = BN_CTX_get (ctx), * F = BN_CTX_get (ctx), * G = BN_CTX_get (ctx), * H = BN_CTX_get (ctx);
-				// E = (x+y)*(x+y)-A-B = x^2+y^2+2xy-A-B = 2xy
-				BN_mul (E, p.x, p.y, ctx);
-				BN_lshift1 (E, E);	// E =2*x*y							
-				BN_sub (F, z2, t2); // F = D - C
-				BN_add (G, z2, t2); // G = D + C 
-				BN_add (H, y2, x2); // H = B + A
-
-				BN_mod_mul (p.x, E, F, q, ctx); // x2 = E*F
-				BN_mod_mul (p.y, G, H, q, ctx); // y2 = G*H	
-				if (!p.z) p.z = BN_new ();
-				BN_mod_mul (p.z, F, G, q, ctx); // z2 = F*G	
-				if (!p.t) p.t = BN_new ();
-				BN_mod_mul (p.t, E, H, q, ctx); // t2 = E*H	
-
-				BN_CTX_end (ctx);
-			}
-			
-			EDDSAPoint Mul (const EDDSAPoint& p, const BIGNUM * e, BN_CTX * ctx) const
-			{
-				BIGNUM * zero = BN_new (), * one = BN_new ();
-				BN_zero (zero); BN_one (one);
-				EDDSAPoint res {zero, one};
-				if (!BN_is_zero (e))
-				{
-					int bitCount = BN_num_bits (e);
-					for (int i = bitCount - 1; i >= 0; i--)
-					{
-						Double (res, ctx);
-						if (BN_is_bit_set (e, i)) res = Sum (res, p, ctx);
-					}
-				}	
-				return res;
-			} 
-			
-			EDDSAPoint MulB (const uint8_t * e, BN_CTX * ctx) const // B*e, e is 32 bytes Little Endian
-			{
-				BIGNUM * zero = BN_new (), * one = BN_new ();
-				BN_zero (zero); BN_one (one);
-				EDDSAPoint res {zero, one};
-				bool carry = false;
-				for (int i = 0; i < 32; i++)
-				{
-					uint8_t x = e[i];
-					if (carry) 
-					{ 
-						if (x < 255) 
-						{ 
-							x++; 
-							carry = false;
-						} 
-						else 
-							x = 0; 
-					}
-					if (x > 0)
-					{
-						if (x <= 128)
-							res = Sum (res, Bi256[i][x-1], ctx);
-						else
-						{
-							res = Sum (res, -Bi256[i][255-x], ctx); // -Bi[256-x]
-							carry = true;
-						}		
-					}
-				}
-				if (carry) res = Sum (res, Bi256Carry, ctx);
-				return res;
-			}
-
-			EDDSAPoint Normalize (const EDDSAPoint& p, BN_CTX * ctx) const
-			{
-				if (p.z)
-				{
-					BIGNUM * x = BN_new (), * y = BN_new ();
-					BN_mod_inverse (y, p.z, q, ctx);
-					BN_mod_mul (x, p.x, y, q, ctx); // x = x/z
-					BN_mod_mul (y, p.y, y, q, ctx); // y = y/z
-					return  EDDSAPoint{x, y};
-				}
-				else
-					return EDDSAPoint{BN_dup (p.x), BN_dup (p.y)};
-			}
-
-			bool IsOnCurve (const EDDSAPoint& p, BN_CTX * ctx) const
-			{
-				BN_CTX_start (ctx);
-				BIGNUM * x2 = BN_CTX_get (ctx), * y2 = BN_CTX_get (ctx), * tmp = BN_CTX_get (ctx);
-				BN_sqr (x2, p.x, ctx); // x^2
-				BN_sqr (y2, p.y, ctx); // y^2
-				// y^2 - x^2 - 1 - d*x^2*y^2 			
-				BN_mul (tmp, d, x2, ctx);
-				BN_mul (tmp, tmp, y2, ctx);	
-				BN_sub (tmp, y2, tmp);
-				BN_sub (tmp, tmp, x2);
-				BN_sub_word (tmp, 1);
-				BN_mod (tmp, tmp, q, ctx); // % q
-				bool ret = BN_is_zero (tmp);
-				BN_CTX_end (ctx);
-				return ret;
-			}	
-
-			BIGNUM * RecoverX (const BIGNUM * y, BN_CTX * ctx) const
-			{
-				BN_CTX_start (ctx);
-				BIGNUM * y2 = BN_CTX_get (ctx), * xx = BN_CTX_get (ctx);
-				BN_sqr (y2, y, ctx); // y^2
-				// xx = (y^2 -1)*inv(d*y^2 +1) 
-				BN_mul (xx, d, y2, ctx);
-				BN_add_word (xx, 1);
-				BN_mod_inverse (xx, xx, q, ctx);
-				BN_sub_word (y2, 1);
-				BN_mul (xx, y2, xx, ctx);
-				// x = srqt(xx) = xx^(2^252-2)		
-				BIGNUM * x = BN_new ();
-				BN_mod_exp (x, xx, two_252_2, q, ctx);
-				// check (x^2 -xx) % q	
-				BN_sqr (y2, x, ctx);
-				BN_mod_sub (y2, y2, xx, q, ctx); 
-				if (!BN_is_zero (y2))
-					BN_mod_mul (x, x, I, q, ctx);
-				if (BN_is_odd (x))
-					BN_sub (x, q, x);
-				return x;
-			}
-
-			EDDSAPoint DecodePoint (const uint8_t * buf, BN_CTX * ctx) const
-			{
-				// buf is 32 bytes Little Endian, convert it to Big Endian
-				uint8_t buf1[EDDSA25519_PUBLIC_KEY_LENGTH];
-				for (size_t i = 0; i < EDDSA25519_PUBLIC_KEY_LENGTH/2; i++) // invert bytes
-				{
-					buf1[i] = buf[EDDSA25519_PUBLIC_KEY_LENGTH -1 - i];
-					buf1[EDDSA25519_PUBLIC_KEY_LENGTH -1 - i] = buf[i];
-				}
-				bool isHighestBitSet = buf1[0] & 0x80;
-				if (isHighestBitSet)
-					buf1[0] &= 0x7f; // clear highest bit
-				BIGNUM * y = BN_new ();
-				BN_bin2bn (buf1, EDDSA25519_PUBLIC_KEY_LENGTH, y);
-				auto x = RecoverX (y, ctx);
-				if (BN_is_bit_set (x, 0) != isHighestBitSet)
-					BN_sub (x, q, x); // x = q - x 
-				BIGNUM * z = BN_new (), * t = BN_new (); 
-				BN_one (z); BN_mod_mul (t, x, y, q, ctx); // pre-calculate t
-				EDDSAPoint p {x, y, z, t};
-				if (!IsOnCurve (p, ctx)) 
-					LogPrint (eLogError, "Decoded point is not on 25519");
-				return p;
-			}
-			
-			void EncodePoint (const EDDSAPoint& p, uint8_t * buf) const
-			{
-				EncodeBN (p.y, buf,EDDSA25519_PUBLIC_KEY_LENGTH); 
-				if (BN_is_bit_set (p.x, 0)) // highest bit
-					buf[EDDSA25519_PUBLIC_KEY_LENGTH - 1] |= 0x80; // set highest bit
-			}
-
-			template<int len>
-			BIGNUM * DecodeBN (const uint8_t * buf) const
-			{
-				// buf is Little Endian convert it to Big Endian
-				uint8_t buf1[len];
-				for (size_t i = 0; i < len/2; i++) // invert bytes
-				{
-					buf1[i] = buf[len -1 - i];
-					buf1[len -1 - i] = buf[i];
-				}
-				BIGNUM * res = BN_new ();
-				BN_bin2bn (buf1, len, res);
-				return res;
-			}
-
-			void EncodeBN (const BIGNUM * bn, uint8_t * buf, size_t len) const
-			{
-				bn2buf (bn, buf, len);
-				// To Little Endian
-				for (size_t i = 0; i < len/2; i++) // invert bytes
-				{
-					uint8_t tmp = buf[i];
-					buf[i] = buf[len -1 - i];
-					buf[len -1 - i] = tmp;
-				}	
-			}
-
-		private:
-			
-			BIGNUM * q, * l, * d, * I; 
-			// transient values
-			BIGNUM * two_252_2; // 2^252-2
-			EDDSAPoint Bi256[32][128]; // per byte, Bi256[i][j] = (256+j+1)^i*B, we don't store zeroes
-			// if j > 128 we use 256 - j and carry 1 to next byte
-			// Bi256[0][0] = B, base point
-			EDDSAPoint Bi256Carry; // Bi256[32][0]
-	};
-
-	static std::unique_ptr<Ed25519> g_Ed25519;
-	std::unique_ptr<Ed25519>& GetEd25519 ()
-	{
-		if (!g_Ed25519)
-		{
-			auto c = new Ed25519();
-			if (!g_Ed25519) // make sure it was not created already
-				g_Ed25519.reset (c);
-			else
-				delete c;
-		}	
-		return g_Ed25519; 
-	}	
-	
-
-	EDDSA25519Verifier::EDDSA25519Verifier (const uint8_t * signingKey)
-	{
-		memcpy (m_PublicKeyEncoded, signingKey, EDDSA25519_PUBLIC_KEY_LENGTH); 
-		BN_CTX * ctx = BN_CTX_new ();
-		m_PublicKey = GetEd25519 ()->DecodePublicKey (m_PublicKeyEncoded, ctx);
-		BN_CTX_free (ctx);
-	}
-
-	bool EDDSA25519Verifier::Verify (const uint8_t * buf, size_t len, const uint8_t * signature) const
-	{
-		uint8_t digest[64];
-		SHA512_CTX ctx;
-		SHA512_Init (&ctx);
-		SHA512_Update (&ctx, signature, EDDSA25519_SIGNATURE_LENGTH/2); // R
-		SHA512_Update (&ctx, m_PublicKeyEncoded, EDDSA25519_PUBLIC_KEY_LENGTH); // public key
-		SHA512_Update (&ctx, buf, len); // data	
-		SHA512_Final (digest, &ctx);
-		
-		return GetEd25519 ()->Verify (m_PublicKey, digest, signature);
-	}
-
-	EDDSA25519Signer::EDDSA25519Signer (const uint8_t * signingPrivateKey, const uint8_t * signingPublicKey)
-	{ 
-		// expand key
-		SHA512 (signingPrivateKey, EDDSA25519_PRIVATE_KEY_LENGTH, m_ExpandedPrivateKey);
-		m_ExpandedPrivateKey[0] &= 0xF8; // drop last 3 bits 
-		m_ExpandedPrivateKey[EDDSA25519_PRIVATE_KEY_LENGTH - 1] &= 0x3F; // drop first 2 bits
-		m_ExpandedPrivateKey[EDDSA25519_PRIVATE_KEY_LENGTH - 1] |= 0x40; // set second bit
-		
-		// generate and encode public key
-		BN_CTX * ctx = BN_CTX_new ();	
-		auto publicKey = GetEd25519 ()->GeneratePublicKey (m_ExpandedPrivateKey, ctx);
-		GetEd25519 ()->EncodePublicKey (publicKey, m_PublicKeyEncoded, ctx);	
-		
-		if (signingPublicKey && memcmp (m_PublicKeyEncoded, signingPublicKey, EDDSA25519_PUBLIC_KEY_LENGTH))
-		{
-			// keys don't match, it means older key with 0x1F
-			LogPrint (eLogWarning, "Older EdDSA key detected");
-			m_ExpandedPrivateKey[EDDSA25519_PRIVATE_KEY_LENGTH - 1] &= 0xDF; // drop third bit 
-			publicKey = GetEd25519 ()->GeneratePublicKey (m_ExpandedPrivateKey, ctx);
-			GetEd25519 ()->EncodePublicKey (publicKey, m_PublicKeyEncoded, ctx);	
-		}
-		BN_CTX_free (ctx);
-	} 
-		
-	void EDDSA25519Signer::Sign (const uint8_t * buf, int len, uint8_t * signature) const
-	{
-		GetEd25519 ()->Sign (m_ExpandedPrivateKey, m_PublicKeyEncoded, buf, len, signature);
-	}	
-}
-}
-
-

Tag.h

@@ -1,95 +0,0 @@
-#ifndef TAG_H__
-#define TAG_H__
-
-/*
-* Copyright (c) 2013-2016, The PurpleI2P Project
-*
-* This file is part of Purple i2pd project and licensed under BSD3
-*
-* See full license text in LICENSE file at top of project tree
-*/
-
-#include <boost/static_assert.hpp>
-#include <string.h>
-#include <openssl/rand.h>
-#include "Base.h"
-
-namespace i2p {
-namespace data {
-
-template<size_t sz>
-class Tag
-{
-	BOOST_STATIC_ASSERT_MSG(sz % 8 == 0, "Tag size must be multiple of 8 bytes");
-
-public:
-
-	Tag () = default;
-	Tag (const uint8_t * buf) { memcpy (m_Buf, buf, sz); }
-
-	bool operator== (const Tag& other) const { return !memcmp (m_Buf, other.m_Buf, sz); }
-	bool operator< (const Tag& other) const { return memcmp (m_Buf, other.m_Buf, sz) < 0; }
-
-	uint8_t * operator()() { return m_Buf; }
-	const uint8_t * operator()() const { return m_Buf; }
-
-	operator uint8_t * () { return m_Buf; }
-	operator const uint8_t * () const { return m_Buf; }
-
-	const uint8_t * data() const { return m_Buf; }
-	const uint64_t * GetLL () const { return ll; }
-
-	bool IsZero () const
-	{
-		for (size_t i = 0; i < sz/8; ++i)
-			if (ll[i]) return false;
-		return true;
-	}
-
-	void Fill(uint8_t c)
-	{
-		memset(m_Buf, c, sz);
-	}
-
-	void Randomize()
-	{
-		RAND_bytes(m_Buf, sz);
-	}
-	
-	std::string ToBase64 () const
-	{
-		char str[sz*2];
-		size_t l = i2p::data::ByteStreamToBase64 (m_Buf, sz, str, sz*2);
-		return std::string (str, str + l);
-	}
-
-	std::string ToBase32 () const
-	{
-		char str[sz*2];
-		size_t l = i2p::data::ByteStreamToBase32 (m_Buf, sz, str, sz*2);
-		return std::string (str, str + l);
-	}
-
-	void FromBase32 (const std::string& s)
-	{
-		i2p::data::Base32ToByteStream (s.c_str (), s.length (), m_Buf, sz);
-	}
-
-	void FromBase64 (const std::string& s)
-	{
-		i2p::data::Base64ToByteStream (s.c_str (), s.length (), m_Buf, sz);
-	}
-
-private:
-
-	union // 8 bytes aligned
-	{
-		uint8_t m_Buf[sz];
-		uint64_t ll[sz/8];
-	};
-};
-
-} // data
-} // i2p
-
-#endif /* TAG_H__ */

Timestamp.cpp

@@ -1,66 +0,0 @@
-#include <inttypes.h>
-#include <string.h>
-#include <boost/asio.hpp>
-#include "Log.h"
-#include "I2PEndian.h"
-#include "Timestamp.h"
-
-#ifdef WIN32
-	#ifndef _WIN64
-		#define _USE_32BIT_TIME_T
-	#endif
-#endif
-
-namespace i2p
-{
-namespace util
-{
-	static int64_t g_TimeOffset = 0; // in seconds
-
-	void SyncTimeWithNTP (const std::string& address)
-	{
-		boost::asio::io_service service;
-		boost::asio::ip::udp::resolver::query query (boost::asio::ip::udp::v4 (), address, "ntp");
-		boost::system::error_code ec;
-		auto it = boost::asio::ip::udp::resolver (service).resolve (query, ec);
-		if (!ec && it != boost::asio::ip::udp::resolver::iterator())
-		{
-			auto ep = (*it).endpoint (); // take first one
-			boost::asio::ip::udp::socket socket (service);
-			socket.open (boost::asio::ip::udp::v4 (), ec);
-			if (!ec)
-			{
-				uint8_t buf[48];// 48 bytes NTP request/response
-				memset (buf, 0, 48);
-				htobe32buf (buf, (3 << 27) | (3 << 24)); // RFC 4330
-				size_t len = 0;
-				try
-				{
-					socket.send_to (boost::asio::buffer (buf, 48), ep);
-					int i = 0;
-					while (!socket.available() && i < 10) // 10 seconds max
-					{
-						std::this_thread::sleep_for (std::chrono::seconds(1)); 
-						i++;
-					}
-					if (socket.available ())
-						len = socket.receive_from (boost::asio::buffer (buf, 48), ep);
-				}
-				catch (std::exception& e)
-				{
-					LogPrint (eLogError, "NTP error: ", e.what ());
-				}
-				if (len >= 8)
-				{
-					auto ourTs = GetSecondsSinceEpoch ();
-					uint32_t ts = bufbe32toh (buf + 32);
-					if (ts > 2208988800U) ts -= 2208988800U; // 1/1/1970 from 1/1/1900
-					g_TimeOffset = ts - ourTs;
-					LogPrint (eLogInfo,  address, " time offset from system time is ", g_TimeOffset, " seconds");
-				}
-			}
-		}
-	}
-}
-}
-

Timestamp.h

@@ -1,32 +0,0 @@
-#ifndef TIMESTAMP_H__
-#define TIMESTAMP_H__
-
-#include <inttypes.h>
-#include <chrono>
-
-namespace i2p
-{
-namespace util
-{
-	inline uint64_t GetMillisecondsSinceEpoch ()
-	{
-		return std::chrono::duration_cast<std::chrono::milliseconds>(
-			  	 std::chrono::system_clock::now().time_since_epoch()).count ();
-	}
-
-	inline uint32_t GetHoursSinceEpoch ()
-	{
-		return std::chrono::duration_cast<std::chrono::hours>(
-			  	 std::chrono::system_clock::now().time_since_epoch()).count ();
-	}
-
-	inline uint64_t GetSecondsSinceEpoch ()
-	{
-		return std::chrono::duration_cast<std::chrono::seconds>(
-			  	 std::chrono::system_clock::now().time_since_epoch()).count ();
-	}
-}
-}
-
-#endif
-

TransitTunnel.h

@@ -1,105 +0,0 @@
-#ifndef TRANSIT_TUNNEL_H__
-#define TRANSIT_TUNNEL_H__
-
-#include <inttypes.h>
-#include <vector>
-#include <mutex>
-#include <memory>
-#include "Crypto.h"
-#include "I2NPProtocol.h"
-#include "TunnelEndpoint.h"
-#include "TunnelGateway.h"
-#include "TunnelBase.h"
-
-namespace i2p
-{
-namespace tunnel
-{	
-	class TransitTunnel: public TunnelBase 
-	{
-		public:
-
-			TransitTunnel (uint32_t receiveTunnelID,
-			    const uint8_t * nextIdent, uint32_t nextTunnelID, 
-	    		const uint8_t * layerKey,const uint8_t * ivKey); 
-			
-			virtual size_t GetNumTransmittedBytes () const { return 0; };
-
-			// implements TunnelBase
-			void SendTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage> msg);
-			void HandleTunnelDataMsg (std::shared_ptr<const i2p::I2NPMessage> tunnelMsg);
-			void EncryptTunnelMsg (std::shared_ptr<const I2NPMessage> in, std::shared_ptr<I2NPMessage> out); 			
-		private:
-			
-			i2p::crypto::TunnelEncryption m_Encryption;
-	};	
-
-	class TransitTunnelParticipant: public TransitTunnel
-	{
-		public:
-
-			TransitTunnelParticipant (uint32_t receiveTunnelID,
-			    const uint8_t * nextIdent, uint32_t nextTunnelID, 
-	    		const uint8_t * layerKey,const uint8_t * ivKey):
-				TransitTunnel (receiveTunnelID, nextIdent, nextTunnelID, 
-				layerKey, ivKey), m_NumTransmittedBytes (0) {};
-			~TransitTunnelParticipant ();
-
-			size_t GetNumTransmittedBytes () const { return m_NumTransmittedBytes; };
-			void HandleTunnelDataMsg (std::shared_ptr<const i2p::I2NPMessage> tunnelMsg);
-			void FlushTunnelDataMsgs ();
-
-		private:
-
-			size_t m_NumTransmittedBytes;
-			std::vector<std::shared_ptr<i2p::I2NPMessage> > m_TunnelDataMsgs;
-	};	
-	
-	class TransitTunnelGateway: public TransitTunnel
-	{
-		public:
-
-			TransitTunnelGateway (uint32_t receiveTunnelID,
-			    const uint8_t * nextIdent, uint32_t nextTunnelID, 
-	    		const uint8_t * layerKey,const uint8_t * ivKey):
-				TransitTunnel (receiveTunnelID, nextIdent, nextTunnelID, 
-				layerKey, ivKey), m_Gateway(this) {};
-
-			void SendTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage> msg);
-			void FlushTunnelDataMsgs ();
-			size_t GetNumTransmittedBytes () const { return m_Gateway.GetNumSentBytes (); };
-			
-		private:
-
-			std::mutex m_SendMutex;
-			TunnelGateway m_Gateway;
-	};	
-
-	class TransitTunnelEndpoint: public TransitTunnel
-	{
-		public:
-
-			TransitTunnelEndpoint (uint32_t receiveTunnelID,
-			    const uint8_t * nextIdent, uint32_t nextTunnelID, 
-	    		const uint8_t * layerKey,const uint8_t * ivKey):
-				TransitTunnel (receiveTunnelID, nextIdent, nextTunnelID, layerKey, ivKey),
-				m_Endpoint (false) {}; // transit endpoint is always outbound
-
-			void Cleanup () { m_Endpoint.Cleanup (); }
-			
-			void HandleTunnelDataMsg (std::shared_ptr<const i2p::I2NPMessage> tunnelMsg);
-			size_t GetNumTransmittedBytes () const { return m_Endpoint.GetNumReceivedBytes (); }
-			
-		private:
-
-			TunnelEndpoint m_Endpoint;
-	};
-	
-	std::shared_ptr<TransitTunnel> CreateTransitTunnel (uint32_t receiveTunnelID,
-		const uint8_t * nextIdent, uint32_t nextTunnelID, 
-	    const uint8_t * layerKey,const uint8_t * ivKey, 
-		bool isGateway, bool isEndpoint);
-}
-}
-
-#endif

TransportSession.h

@@ -1,96 +0,0 @@
-#ifndef TRANSPORT_SESSION_H__
-#define TRANSPORT_SESSION_H__
-
-#include <inttypes.h>
-#include <iostream>
-#include <memory>
-#include <vector>
-#include "Identity.h"
-#include "Crypto.h"
-#include "RouterInfo.h"
-#include "I2NPProtocol.h"
-#include "Timestamp.h"
-
-namespace i2p
-{
-namespace transport
-{
-	class SignedData
-	{
-		public:
-
-			SignedData () {}
-			SignedData (const SignedData& other) 
-			{
-				m_Stream << other.m_Stream.rdbuf ();
-			}	
-			void Insert (const uint8_t * buf, size_t len) 
-			{ 
-				m_Stream.write ((char *)buf, len); 
-			}			
-
-			template<typename T>
-			void Insert (T t)
-			{
-				m_Stream.write ((char *)&t, sizeof (T)); 
-			}
-
-			bool Verify (std::shared_ptr<const i2p::data::IdentityEx> ident, const uint8_t * signature) const
-			{
-				return ident->Verify ((const uint8_t *)m_Stream.str ().c_str (), m_Stream.str ().size (), signature); 
-			}
-
-			void Sign (const i2p::data::PrivateKeys& keys, uint8_t * signature) const
-			{
-				keys.Sign ((const uint8_t *)m_Stream.str ().c_str (), m_Stream.str ().size (), signature); 
-			}	
-
-		private:
-		
-			std::stringstream m_Stream;
-	};		
-
-	class TransportSession
-	{
-		public:
-
-			TransportSession (std::shared_ptr<const i2p::data::RouterInfo> router, int terminationTimeout): 
-				m_DHKeysPair (nullptr), m_NumSentBytes (0), m_NumReceivedBytes (0), m_IsOutgoing (router), m_TerminationTimeout (terminationTimeout), 
-				m_LastActivityTimestamp (i2p::util::GetSecondsSinceEpoch ())
-			{
-				if (router)
-					m_RemoteIdentity = router->GetRouterIdentity ();
-			}
-
-			virtual ~TransportSession () {};
-			virtual void Done () = 0;
-
-			std::string GetIdentHashBase64() const { return m_RemoteIdentity ? m_RemoteIdentity->GetIdentHash().ToBase64() : ""; }
-			
-			std::shared_ptr<const i2p::data::IdentityEx> GetRemoteIdentity () { return m_RemoteIdentity; };
-			void SetRemoteIdentity (std::shared_ptr<const i2p::data::IdentityEx> ident) { m_RemoteIdentity = ident; };
-			
-			size_t GetNumSentBytes () const { return m_NumSentBytes; };
-			size_t GetNumReceivedBytes () const { return m_NumReceivedBytes; };
-			bool IsOutgoing () const { return m_IsOutgoing; };
-			
-			int GetTerminationTimeout () const { return m_TerminationTimeout; };
-			void SetTerminationTimeout (int terminationTimeout) { m_TerminationTimeout = terminationTimeout; };	
-			bool IsTerminationTimeoutExpired (uint64_t ts) const 
-			{ return ts >= m_LastActivityTimestamp + GetTerminationTimeout (); };	
-
-			virtual void SendI2NPMessages (const std::vector<std::shared_ptr<I2NPMessage> >& msgs) = 0;
-			
-		protected:
-
-			std::shared_ptr<const i2p::data::IdentityEx> m_RemoteIdentity; 
-			std::shared_ptr<i2p::crypto::DHKeys> m_DHKeysPair; // X - for client and Y - for server
-			size_t m_NumSentBytes, m_NumReceivedBytes;
-			bool m_IsOutgoing;
-			int m_TerminationTimeout;
-			uint64_t m_LastActivityTimestamp;
-	};	
-}
-}
-
-#endif

Transports.cpp

@@ -1,807 +0,0 @@
-#include "Log.h"
-#include "Crypto.h"
-#include "RouterContext.h"
-#include "I2NPProtocol.h"
-#include "NetDb.h"
-#include "Transports.h"
-#include "Config.h"
-#ifdef WITH_EVENTS
-#include "Event.h"
-#include "util.h"
-#endif
-
-using namespace i2p::data;
-
-namespace i2p
-{
-namespace transport
-{
-	DHKeysPairSupplier::DHKeysPairSupplier (int size):
-		m_QueueSize (size), m_IsRunning (false), m_Thread (nullptr)
-	{
-	}	
-
-	DHKeysPairSupplier::~DHKeysPairSupplier ()
-	{
-		Stop ();
-	}
-
-	void DHKeysPairSupplier::Start ()
-	{
-		m_IsRunning = true;
-		m_Thread = new std::thread (std::bind (&DHKeysPairSupplier::Run, this));
-	}
-
-	void DHKeysPairSupplier::Stop ()
-	{
-		m_IsRunning = false;
-		m_Acquired.notify_one ();	
-		if (m_Thread)
-		{	
-			m_Thread->join (); 
-			delete m_Thread;
-			m_Thread = 0;
-		}	
-	}
-
-	void DHKeysPairSupplier::Run ()
-	{
-		while (m_IsRunning)
-		{
-			int num, total = 0;
-			while ((num = m_QueueSize - (int)m_Queue.size ()) > 0 && total < 20)
-			{	
-				CreateDHKeysPairs (num);
-				total += num;
-			}
-			if (total >= 20)
-			{
-				LogPrint (eLogWarning, "Transports: ", total, " DH keys generated at the time");
-				std::this_thread::sleep_for (std::chrono::seconds(1)); // take a break
-			}
-			else
-			{
-				std::unique_lock<std::mutex>	l(m_AcquiredMutex);
-				m_Acquired.wait (l); // wait for element gets aquired
-			}	
-		}
-	}		
-
-	void DHKeysPairSupplier::CreateDHKeysPairs (int num)
-	{
-		if (num > 0)
-		{
-			for (int i = 0; i < num; i++)
-			{
-				auto pair = std::make_shared<i2p::crypto::DHKeys> ();
-				pair->GenerateKeys ();
-				std::unique_lock<std::mutex>	l(m_AcquiredMutex);
-				m_Queue.push (pair);
-			}
-		}
-	}
-
-	std::shared_ptr<i2p::crypto::DHKeys> DHKeysPairSupplier::Acquire ()
-	{
-		{
-			std::unique_lock<std::mutex>	l(m_AcquiredMutex);
-			if (!m_Queue.empty ())
-			{
-				auto pair = m_Queue.front ();
-				m_Queue.pop ();
-				m_Acquired.notify_one ();
-				return pair;
-			}	
-		}	
-		// queue is empty, create new
-		auto pair = std::make_shared<i2p::crypto::DHKeys> ();
-		pair->GenerateKeys ();
-		return pair;
-	}
-
-	void DHKeysPairSupplier::Return (std::shared_ptr<i2p::crypto::DHKeys> pair)
-	{
-		std::unique_lock<std::mutex>l(m_AcquiredMutex);
-		if ((int)m_Queue.size () < 2*m_QueueSize)
-			m_Queue.push (pair);
-	}
-
-	Transports transports;	
-	
-	Transports::Transports (): 
-		m_IsOnline (true), m_IsRunning (false), m_Thread (nullptr), m_Service (nullptr),
-		m_Work (nullptr), m_PeerCleanupTimer (nullptr), m_PeerTestTimer (nullptr),
-		m_NTCPServer (nullptr), m_SSUServer (nullptr), m_DHKeysPairSupplier (5), // 5 pre-generated keys
-		m_TotalSentBytes(0), m_TotalReceivedBytes(0), m_InBandwidth (0), m_OutBandwidth (0),
-		m_LastInBandwidthUpdateBytes (0), m_LastOutBandwidthUpdateBytes (0), m_LastBandwidthUpdateTime (0)	
-	{		
-	}
-		
-	Transports::~Transports () 
-	{ 
-		Stop ();
-		if (m_Service)
-		{
-			delete m_PeerCleanupTimer; m_PeerCleanupTimer = nullptr;
-			delete m_PeerTestTimer; m_PeerTestTimer = nullptr;
-			delete m_Work; m_Work = nullptr;
-			delete m_Service; m_Service = nullptr;
-		}	
-	}	
-
-	void Transports::Start (bool enableNTCP, bool enableSSU)
-	{
-		if (!m_Service)
-		{
-			m_Service = new boost::asio::io_service ();
-			m_Work = new boost::asio::io_service::work (*m_Service);
-			m_PeerCleanupTimer = new boost::asio::deadline_timer (*m_Service);
-	 		m_PeerTestTimer = new boost::asio::deadline_timer (*m_Service);
-		}
-
-		m_DHKeysPairSupplier.Start ();
-		m_IsRunning = true;
-		m_Thread = new std::thread (std::bind (&Transports::Run, this));
-		// create acceptors
-		auto& addresses = context.GetRouterInfo ().GetAddresses ();
-		for (const auto& address : addresses)
-		{
-			if (!address) continue;
-			if (m_NTCPServer == nullptr && enableNTCP)
-			{
-				m_NTCPServer = new NTCPServer ();
-				m_NTCPServer->Start ();
-				if (!(m_NTCPServer->IsBoundV6() || m_NTCPServer->IsBoundV4())) {
-					/** failed to bind to NTCP */
-					LogPrint(eLogError, "Transports: failed to bind to TCP");
-					m_NTCPServer->Stop();
-					delete m_NTCPServer;
-					m_NTCPServer = nullptr;
-				}
-			}	
-			
-			if (address->transportStyle == RouterInfo::eTransportSSU)
-			{
-				if (m_SSUServer == nullptr && enableSSU)
-				{
-					if (address->host.is_v4())
-						m_SSUServer = new SSUServer (address->port);
-					else
-						m_SSUServer = new SSUServer (address->host, address->port);
-					LogPrint (eLogInfo, "Transports: Start listening UDP port ", address->port);
-					try {
-						m_SSUServer->Start ();
-					} catch ( std::exception & ex ) {
-						LogPrint(eLogError, "Transports: Failed to bind to UDP port", address->port);
-						delete m_SSUServer;
-						m_SSUServer = nullptr;
-						continue;
-					}
-					DetectExternalIP ();
-				}
-				else
-					LogPrint (eLogError, "Transports: SSU server already exists");
-			}
-		}	
-		m_PeerCleanupTimer->expires_from_now (boost::posix_time::seconds(5*SESSION_CREATION_TIMEOUT));
-		m_PeerCleanupTimer->async_wait (std::bind (&Transports::HandlePeerCleanupTimer, this, std::placeholders::_1));
-		m_PeerTestTimer->expires_from_now (boost::posix_time::minutes(PEER_TEST_INTERVAL));
-		m_PeerTestTimer->async_wait (std::bind (&Transports::HandlePeerTestTimer, this, std::placeholders::_1));
-	}
-		
-	void Transports::Stop ()
-	{	
-		if (m_PeerCleanupTimer) m_PeerCleanupTimer->cancel ();	
-		if (m_PeerTestTimer) m_PeerTestTimer->cancel ();
-		m_Peers.clear ();
-		if (m_SSUServer)
-		{
-			m_SSUServer->Stop ();
-			delete m_SSUServer;
-			m_SSUServer = nullptr;
-		}	
-		if (m_NTCPServer)
-		{
-			m_NTCPServer->Stop ();
-			delete m_NTCPServer;
-			m_NTCPServer = nullptr;
-		}	
-
-		m_DHKeysPairSupplier.Stop ();
-		m_IsRunning = false;
-		if (m_Service) m_Service->stop ();
-		if (m_Thread)
-		{	
-			m_Thread->join (); 
-			delete m_Thread;
-			m_Thread = nullptr;
-		}	
-	}	
-
-	void Transports::Run () 
-	{ 
-		while (m_IsRunning && m_Service)
-		{
-			try
-			{	
-				m_Service->run ();
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "Transports: runtime exception: ", ex.what ());
-			}	
-		}	
-	}
-		
-	void Transports::UpdateBandwidth ()
-	{
-		uint64_t ts = i2p::util::GetMillisecondsSinceEpoch ();
-		if (m_LastBandwidthUpdateTime > 0)
-		{
-			auto delta = ts - m_LastBandwidthUpdateTime;
-			if (delta > 0)
-			{
-				m_InBandwidth = (m_TotalReceivedBytes - m_LastInBandwidthUpdateBytes)*1000/delta; // per second 
-				m_OutBandwidth = (m_TotalSentBytes - m_LastOutBandwidthUpdateBytes)*1000/delta; // per second 
-			} 
-		}
-		m_LastBandwidthUpdateTime = ts;
-		m_LastInBandwidthUpdateBytes = m_TotalReceivedBytes;	
-		m_LastOutBandwidthUpdateBytes = m_TotalSentBytes;		
-	}
-
-	bool Transports::IsBandwidthExceeded () const
-	{
-		auto limit = i2p::context.GetBandwidthLimit() * 1024; // convert to bytes
-		auto bw = std::max (m_InBandwidth, m_OutBandwidth);
-		return bw > limit;
-	}
-
-	void Transports::SendMessage (const i2p::data::IdentHash& ident, std::shared_ptr<i2p::I2NPMessage> msg)
-	{
-		SendMessages (ident, std::vector<std::shared_ptr<i2p::I2NPMessage> > {msg });															
-	}	
-
-	void Transports::SendMessages (const i2p::data::IdentHash& ident, const std::vector<std::shared_ptr<i2p::I2NPMessage> >& msgs)
-	{
-#ifdef WITH_EVENTS
-		QueueIntEvent("transport.send", ident.ToBase64(), msgs.size());
-#endif
-		m_Service->post (std::bind (&Transports::PostMessages, this, ident, msgs));
-	}	
-
-	void Transports::PostMessages (i2p::data::IdentHash ident, std::vector<std::shared_ptr<i2p::I2NPMessage> > msgs)
-	{
-		if (ident == i2p::context.GetRouterInfo ().GetIdentHash ())
-		{	
-			// we send it to ourself
-			for (auto& it: msgs)
-				m_LoopbackHandler.PutNextMessage (it);
-			m_LoopbackHandler.Flush ();
-			return;
-		}
-		if(RoutesRestricted() && ! IsRestrictedPeer(ident)) return;
-		auto it = m_Peers.find (ident);
-		if (it == m_Peers.end ())
-		{
-			bool connected = false; 
-			try
-			{
-				auto r = netdb.FindRouter (ident);
-				{
-					std::unique_lock<std::mutex>	l(m_PeersMutex);	
-					it = m_Peers.insert (std::pair<i2p::data::IdentHash, Peer>(ident, { 0, r, {},
-						i2p::util::GetSecondsSinceEpoch (), {} })).first;
-				}
-				connected = ConnectToPeer (ident, it->second);
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "Transports: PostMessages exception:", ex.what ());
-			}
-			if (!connected) return;
-		}	
-		if (!it->second.sessions.empty ())
-			it->second.sessions.front ()->SendI2NPMessages (msgs);
-		else
-		{	
-			if (it->second.delayedMessages.size () < MAX_NUM_DELAYED_MESSAGES)
-			{	
-				for (auto& it1: msgs)
-					it->second.delayedMessages.push_back (it1);
-			}
-			else
-			{
-				LogPrint (eLogWarning, "Transports: delayed messages queue size exceeds ", MAX_NUM_DELAYED_MESSAGES);
-				std::unique_lock<std::mutex> l(m_PeersMutex);	
-				m_Peers.erase (it);
-			}	
-		}	
-	}	
-		
-	bool Transports::ConnectToPeer (const i2p::data::IdentHash& ident, Peer& peer)
-	{
-		if (peer.router) // we have RI already
-		{	
-			if (!peer.numAttempts) // NTCP
-			{
-				peer.numAttempts++;
-				auto address = peer.router->GetNTCPAddress (!context.SupportsV6 ());
-				if (address && m_NTCPServer)
-				{
-#if BOOST_VERSION >= 104900
-					if (!address->host.is_unspecified ()) // we have address now
-#else
-					boost::system::error_code ecode;
-					address->host.to_string (ecode);
-					if (!ecode)
-#endif
-					{
-						if (!peer.router->UsesIntroducer () && !peer.router->IsUnreachable ())
-						{	
-							auto s = std::make_shared<NTCPSession> (*m_NTCPServer, peer.router);
-							m_NTCPServer->Connect (address->host, address->port, s);
-							return true;
-						}
-					}
-					else // we don't have address
-					{
-						if (address->addressString.length () > 0) // trying to resolve
-						{
-							LogPrint (eLogDebug, "Transports: Resolving NTCP ", address->addressString);
-							NTCPResolve (address->addressString, ident);
-							return true;
-						}
-					}
-				}	
-				else
-					LogPrint (eLogDebug, "Transports: NTCP address is not present for ", i2p::data::GetIdentHashAbbreviation (ident), ", trying SSU");
-			}
-			if (peer.numAttempts == 1)// SSU
-			{
-				peer.numAttempts++;
-				if (m_SSUServer && peer.router->IsSSU (!context.SupportsV6 ()))
-				{
-					auto address = peer.router->GetSSUAddress (!context.SupportsV6 ());
-#if BOOST_VERSION >= 104900
-					if (!address->host.is_unspecified ()) // we have address now
-#else
-					boost::system::error_code ecode;
-					address->host.to_string (ecode);
-					if (!ecode)
-#endif
-					{
-						m_SSUServer->CreateSession (peer.router, address->host, address->port);
-						return true;
-					}
-					else // we don't have address
-					{
-						if (address->addressString.length () > 0) // trying to resolve
-						{
-							LogPrint (eLogDebug, "Transports: Resolving SSU ", address->addressString);
-							SSUResolve (address->addressString, ident);
-							return true;
-						}
-					}
-				}
-			}	
-			LogPrint (eLogInfo, "Transports: No NTCP or SSU addresses available");
-			peer.Done ();
-			std::unique_lock<std::mutex> l(m_PeersMutex);	
-			m_Peers.erase (ident);
-			return false;
-		}	
-		else // otherwise request RI
-		{
-			LogPrint (eLogInfo, "Transports: RouterInfo for ", ident.ToBase64 (), " not found, requested");
-			i2p::data::netdb.RequestDestination (ident, std::bind (
-				&Transports::RequestComplete, this, std::placeholders::_1, ident));
-		}	
-		return true;
-	}	
-	
-	void Transports::RequestComplete (std::shared_ptr<const i2p::data::RouterInfo> r, const i2p::data::IdentHash& ident)
-	{
-		m_Service->post (std::bind (&Transports::HandleRequestComplete, this, r, ident));
-	}		
-	
-	void Transports::HandleRequestComplete (std::shared_ptr<const i2p::data::RouterInfo> r, i2p::data::IdentHash ident)
-	{
-		auto it = m_Peers.find (ident);
-		if (it != m_Peers.end ())
-		{	
-			if (r)
-			{
-				LogPrint (eLogDebug, "Transports: RouterInfo for ", ident.ToBase64 (), " found, Trying to connect");
-				it->second.router = r;
-				ConnectToPeer (ident, it->second);
-			}	
-			else
-			{
-				LogPrint (eLogWarning, "Transports: RouterInfo not found, Failed to send messages");
-				std::unique_lock<std::mutex> l(m_PeersMutex);	
-				m_Peers.erase (it);
-			}	
-		}	
-	}	
-
-	void Transports::NTCPResolve (const std::string& addr, const i2p::data::IdentHash& ident)
-	{
-		auto resolver = std::make_shared<boost::asio::ip::tcp::resolver>(*m_Service);
-		resolver->async_resolve (boost::asio::ip::tcp::resolver::query (addr, ""), 
-			std::bind (&Transports::HandleNTCPResolve, this, 
-				std::placeholders::_1, std::placeholders::_2, ident, resolver));
-	}
-
-	void Transports::HandleNTCPResolve (const boost::system::error_code& ecode, boost::asio::ip::tcp::resolver::iterator it, 
-		i2p::data::IdentHash ident, std::shared_ptr<boost::asio::ip::tcp::resolver> resolver)
-	{
-		auto it1 = m_Peers.find (ident);
-		if (it1 != m_Peers.end ())
-		{
-			auto& peer = it1->second;
-			if (!ecode && peer.router)
-			{
-				while (it != boost::asio::ip::tcp::resolver::iterator())
-				{	
-					auto address = (*it).endpoint ().address ();
-					LogPrint (eLogDebug, "Transports: ", (*it).host_name (), " has been resolved to ", address);
-					if (address.is_v4 () || context.SupportsV6 ())
-					{
-						auto addr = peer.router->GetNTCPAddress (); // TODO: take one we requested
-						if (addr)
-						{
-							auto s = std::make_shared<NTCPSession> (*m_NTCPServer, peer.router);
-							m_NTCPServer->Connect (address, addr->port, s);
-							return;
-						}
-						break;
-					}	
-					else
-						LogPrint (eLogInfo, "Transports: NTCP ", address, " is not supported");
-					it++;
-				}	
-			}
-			LogPrint (eLogError, "Transports: Unable to resolve NTCP address: ", ecode.message ());
-			std::unique_lock<std::mutex> l(m_PeersMutex);		
-			m_Peers.erase (it1);
-		}
-	}
-
-	void Transports::SSUResolve (const std::string& addr, const i2p::data::IdentHash& ident)
-	{
-		auto resolver = std::make_shared<boost::asio::ip::tcp::resolver>(*m_Service);
-		resolver->async_resolve (boost::asio::ip::tcp::resolver::query (addr, ""), 
-			std::bind (&Transports::HandleSSUResolve, this, 
-				std::placeholders::_1, std::placeholders::_2, ident, resolver));
-	}
-
-	void Transports::HandleSSUResolve (const boost::system::error_code& ecode, boost::asio::ip::tcp::resolver::iterator it, 
-		i2p::data::IdentHash ident, std::shared_ptr<boost::asio::ip::tcp::resolver> resolver)
-	{
-		auto it1 = m_Peers.find (ident);
-		if (it1 != m_Peers.end ())
-		{
-			auto& peer = it1->second;
-			if (!ecode && peer.router)
-			{
-				while (it != boost::asio::ip::tcp::resolver::iterator())
-				{	
-					auto address = (*it).endpoint ().address ();
-					LogPrint (eLogDebug, "Transports: ", (*it).host_name (), " has been resolved to ", address);
-					if (address.is_v4 () || context.SupportsV6 ())
-					{
-						auto addr = peer.router->GetSSUAddress (); // TODO: take one we requested
-						if (addr)
-						{
-							m_SSUServer->CreateSession (peer.router, address, addr->port);
-							return;
-						}
-						break;
-					}
-					else
-						LogPrint (eLogInfo, "Transports: SSU ", address, " is not supported");
-					it++;
-				}	
-			}
-			LogPrint (eLogError, "Transports: Unable to resolve SSU address: ", ecode.message ());
-			std::unique_lock<std::mutex> l(m_PeersMutex);	
-			m_Peers.erase (it1);
-		}
-	}
-
-	void Transports::CloseSession (std::shared_ptr<const i2p::data::RouterInfo> router)
-	{
-		if (!router) return;
-		m_Service->post (std::bind (&Transports::PostCloseSession, this, router));		 
-	}	
-
-	void Transports::PostCloseSession (std::shared_ptr<const i2p::data::RouterInfo> router)
-	{
-		auto ssuSession = m_SSUServer ? m_SSUServer->FindSession (router) : nullptr;
-		if (ssuSession) // try SSU first
-		{	
-			m_SSUServer->DeleteSession (ssuSession);
-			LogPrint (eLogDebug, "Transports: SSU session closed");
-		}
-		auto ntcpSession = m_NTCPServer ? m_NTCPServer->FindNTCPSession(router->GetIdentHash()) : nullptr;
-		if (ntcpSession) // try deleting ntcp session too
-		{
-			ntcpSession->Terminate ();
-			LogPrint(eLogDebug, "Transports: NTCP session closed");
-		}
-	}	
-		
-	void Transports::DetectExternalIP ()
-	{
-		if (RoutesRestricted())
-  		{
-			LogPrint(eLogInfo, "Transports: restricted routes enabled, not detecting ip");
-			i2p::context.SetStatus (eRouterStatusOK);
-			return;
-		}
-		if (m_SSUServer)
-		{
-			bool nat;	 i2p::config::GetOption("nat", nat);
-			bool isv4 = i2p::context.SupportsV4 ();
-			if (nat && isv4)
-				i2p::context.SetStatus (eRouterStatusTesting);
-			for (int i = 0; i < 5; i++)
-			{
-				auto router = i2p::data::netdb.GetRandomPeerTestRouter (isv4); // v4 only if v4
-				if (router)
-					m_SSUServer->CreateSession (router, true, isv4);	// peer test 	
-				else
-				{
-					// if not peer test capable routers found pick any
-					router = i2p::data::netdb.GetRandomRouter ();
-					if (router && router->IsSSU ())
-						m_SSUServer->CreateSession (router);		// no peer test
-				}
-			}	
-		}
-		else
-			LogPrint (eLogError, "Transports: Can't detect external IP. SSU is not available");
-	}
-
-	void Transports::PeerTest ()
-	{
-		if (RoutesRestricted() || !i2p::context.SupportsV4 ()) return;
-		if (m_SSUServer)
-		{	
-			bool statusChanged = false;
-			for (int i = 0; i < 5; i++)
-			{
-				auto router = i2p::data::netdb.GetRandomPeerTestRouter (true); // v4 only
-				if (router)
-				{	
-					if (!statusChanged)
-					{	
-						statusChanged = true;
-						i2p::context.SetStatus (eRouterStatusTesting); // first time only
-					}	
-					m_SSUServer->CreateSession (router, true, true); // peer test v4 	
-				}	
-			}
-			if (!statusChanged)
-				LogPrint (eLogWarning, "Can't find routers for peer test");	
-		}
-	}	
-		
-	std::shared_ptr<i2p::crypto::DHKeys> Transports::GetNextDHKeysPair ()
-	{
-		return m_DHKeysPairSupplier.Acquire ();
-	}
-
-	void Transports::ReuseDHKeysPair (std::shared_ptr<i2p::crypto::DHKeys> pair)
-	{
-		m_DHKeysPairSupplier.Return (pair);
-	}
-
-	void Transports::PeerConnected (std::shared_ptr<TransportSession> session)
-	{
-		m_Service->post([session, this]()
-		{		
-			auto remoteIdentity = session->GetRemoteIdentity (); 
-			if (!remoteIdentity) return;
-			auto ident = remoteIdentity->GetIdentHash ();
-			auto it = m_Peers.find (ident);
-			if (it != m_Peers.end ())
-			{
-#ifdef WITH_EVENTS
-				EmitEvent({{"type" , "transport.connected"}, {"ident", ident.ToBase64()}, {"inbound", "false"}});
-#endif
-				bool sendDatabaseStore = true;
-				if (it->second.delayedMessages.size () > 0)
-				{
-					// check if first message is our DatabaseStore (publishing)
-					auto firstMsg = it->second.delayedMessages[0];
-					if (firstMsg && firstMsg->GetTypeID () == eI2NPDatabaseStore &&
-							i2p::data::IdentHash(firstMsg->GetPayload () + DATABASE_STORE_KEY_OFFSET) == i2p::context.GetIdentHash ())
-						sendDatabaseStore = false; // we have it in the list already
-				}	
-				if (sendDatabaseStore)
-					session->SendI2NPMessages ({ CreateDatabaseStoreMsg () });
-				else
-					session->SetTerminationTimeout (10); // most likely it's publishing, no follow-up messages expected, set timeout to 10 seconds
-				it->second.sessions.push_back (session);
-				session->SendI2NPMessages (it->second.delayedMessages);
-				it->second.delayedMessages.clear ();
-			}
-			else // incoming connection
-			{
-				if(RoutesRestricted() && ! IsRestrictedPeer(ident)) {
-					// not trusted
-					LogPrint(eLogWarning, "Transports: closing untrusted inbound connection from ", ident.ToBase64());
-					session->Done();
-					return;
-				}
-#ifdef WITH_EVENTS
-				EmitEvent({{"type" , "transport.connected"}, {"ident", ident.ToBase64()}, {"inbound", "true"}});
-#endif
-				session->SendI2NPMessages ({ CreateDatabaseStoreMsg () }); // send DatabaseStore
-				std::unique_lock<std::mutex>	l(m_PeersMutex);	
-				m_Peers.insert (std::make_pair (ident, Peer{ 0, nullptr, { session }, i2p::util::GetSecondsSinceEpoch (), {} }));
-			}
-		});
-	}
-		
-	void Transports::PeerDisconnected (std::shared_ptr<TransportSession> session)
-	{
-		m_Service->post([session, this]()
-		{
-			auto remoteIdentity = session->GetRemoteIdentity (); 
-			if (!remoteIdentity) return;
-			auto ident = remoteIdentity->GetIdentHash ();
-#ifdef WITH_EVENTS
-			EmitEvent({{"type" , "transport.disconnected"}, {"ident", ident.ToBase64()}});
-#endif
-			auto it = m_Peers.find (ident);
-			if (it != m_Peers.end ())
-			{
-				it->second.sessions.remove (session);
-				if (it->second.sessions.empty ()) // TODO: why?
-				{	
-					if (it->second.delayedMessages.size () > 0)
-						ConnectToPeer (ident, it->second);
-					else
-					{
-						std::unique_lock<std::mutex> l(m_PeersMutex);	
-						m_Peers.erase (it);
-					}
-				}
-			}
-		});	
-	}	
-
-	bool Transports::IsConnected (const i2p::data::IdentHash& ident) const
-	{	
-		std::unique_lock<std::mutex> l(m_PeersMutex);		
-		auto it = m_Peers.find (ident);
-		return it != m_Peers.end ();
-	}	
-		
-	void Transports::HandlePeerCleanupTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			auto ts = i2p::util::GetSecondsSinceEpoch ();
-			for (auto it = m_Peers.begin (); it != m_Peers.end (); )
-			{
-				if (it->second.sessions.empty () && ts > it->second.creationTime + SESSION_CREATION_TIMEOUT)
-				{
-					LogPrint (eLogWarning, "Transports: Session to peer ", it->first.ToBase64 (), " has not been created in ", SESSION_CREATION_TIMEOUT, " seconds");
-					auto profile = i2p::data::GetRouterProfile(it->first);
-					if (profile)
-					{
-						profile->TunnelNonReplied();
-						profile->Save(it->first);
-					}
-					std::unique_lock<std::mutex>	l(m_PeersMutex);	
-					it = m_Peers.erase (it);
-				}
-				else
-					++it;
-			}
-			UpdateBandwidth (); // TODO: use separate timer(s) for it
-			if (i2p::context.GetStatus () == eRouterStatusTesting) // if still testing,	 repeat peer test
-				DetectExternalIP ();
-			m_PeerCleanupTimer->expires_from_now (boost::posix_time::seconds(5*SESSION_CREATION_TIMEOUT));
-			m_PeerCleanupTimer->async_wait (std::bind (&Transports::HandlePeerCleanupTimer, this, std::placeholders::_1));
-		}	
-	}
-
-	void Transports::HandlePeerTestTimer (const boost::system::error_code& ecode)
-	{
-		if (ecode != boost::asio::error::operation_aborted)
-		{
-			PeerTest ();
-			m_PeerTestTimer->expires_from_now (boost::posix_time::minutes(PEER_TEST_INTERVAL));
-			m_PeerTestTimer->async_wait (std::bind (&Transports::HandlePeerTestTimer, this, std::placeholders::_1));
-		}	
-	}		
-		
-	std::shared_ptr<const i2p::data::RouterInfo> Transports::GetRandomPeer () const
-	{
-		if (m_Peers.empty ()) return nullptr;
-		std::unique_lock<std::mutex> l(m_PeersMutex);	
-		auto it = m_Peers.begin ();
-		std::advance (it, rand () % m_Peers.size ());	
-		return it != m_Peers.end () ? it->second.router : nullptr;
-	}
-	void Transports::RestrictRoutesToFamilies(std::set<std::string> families)
-	{
-		std::lock_guard<std::mutex> lock(m_FamilyMutex);
-		m_TrustedFamilies.clear();
-		for ( const auto& fam : families )
-			m_TrustedFamilies.push_back(fam);
-	}
-
-	void Transports::RestrictRoutesToRouters(std::set<i2p::data::IdentHash> routers)
-	{
-		std::unique_lock<std::mutex> lock(m_TrustedRoutersMutex);
-		m_TrustedRouters.clear();
-		for (const auto & ri : routers )
-			m_TrustedRouters.push_back(ri);
-	}
-	
-	bool Transports::RoutesRestricted() const {
-		std::unique_lock<std::mutex> famlock(m_FamilyMutex);
-		std::unique_lock<std::mutex> routerslock(m_TrustedRoutersMutex);
-		return m_TrustedFamilies.size() > 0 || m_TrustedRouters.size() > 0;
-	}
-
-	/** XXX: if routes are not restricted this dies */
-	std::shared_ptr<const i2p::data::RouterInfo> Transports::GetRestrictedPeer() const
-	{
-		{
-			std::lock_guard<std::mutex> l(m_FamilyMutex);
-			std::string fam;
-			auto sz = m_TrustedFamilies.size();
-			if(sz > 1)
-			{
-				auto it = m_TrustedFamilies.begin ();
-				std::advance(it, rand() % sz);
-				fam = *it;
-				boost::to_lower(fam);
-			}
-			else if (sz == 1)
-			{
-				fam = m_TrustedFamilies[0];
-			}
-			if (fam.size())
-				return i2p::data::netdb.GetRandomRouterInFamily(fam);
-		}
-		{
-			std::unique_lock<std::mutex> l(m_TrustedRoutersMutex);
-			auto sz = m_TrustedRouters.size();
-			if (sz)
-			{
-				if(sz == 1)
-					return i2p::data::netdb.FindRouter(m_TrustedRouters[0]);
-				auto it = m_TrustedRouters.begin();
-				std::advance(it, rand() % sz);
-				return i2p::data::netdb.FindRouter(*it);
-			}
-		}
-		return nullptr;
-	}
-
-	bool Transports::IsRestrictedPeer(const i2p::data::IdentHash & ih) const
-	{
-		{
-			std::unique_lock<std::mutex> l(m_TrustedRoutersMutex);
-			for (const auto & r : m_TrustedRouters )
-				if ( r == ih ) return true;
-		}
-		{
-			std::unique_lock<std::mutex> l(m_FamilyMutex);
-			auto ri = i2p::data::netdb.FindRouter(ih);
-			for (const auto & fam : m_TrustedFamilies)
-				if(ri->IsFamily(fam)) return true;
-		}
-		return false;
-	}
-}
-}
-

Transports.h

@@ -1,185 +0,0 @@
-#ifndef TRANSPORTS_H__
-#define TRANSPORTS_H__
-
-#include <thread>
-#include <mutex>
-#include <condition_variable>
-#include <functional>
-#include <map>
-#include <vector>
-#include <queue>
-#include <string>
-#include <memory>
-#include <atomic>
-#include <boost/asio.hpp>
-#include "TransportSession.h"
-#include "NTCPSession.h"
-#include "SSU.h"
-#include "RouterInfo.h"
-#include "I2NPProtocol.h"
-#include "Identity.h"
-
-namespace i2p
-{
-namespace transport
-{
-	class DHKeysPairSupplier
-	{
-		public:
-
-			DHKeysPairSupplier (int size);
-			~DHKeysPairSupplier ();
-			void Start ();
-			void Stop ();
-			std::shared_ptr<i2p::crypto::DHKeys> Acquire ();
-			void Return (std::shared_ptr<i2p::crypto::DHKeys> pair);
-
-		private:
-
-			void Run ();
-			void CreateDHKeysPairs (int num);
-
-		private:
-
-			const int m_QueueSize;
-			std::queue<std::shared_ptr<i2p::crypto::DHKeys> > m_Queue;
-
-			bool m_IsRunning;
-			std::thread * m_Thread;	
-			std::condition_variable m_Acquired;
-			std::mutex m_AcquiredMutex;
-	};
-
-	struct Peer
-	{
-		int numAttempts;
-		std::shared_ptr<const i2p::data::RouterInfo> router;
-		std::list<std::shared_ptr<TransportSession> > sessions;
-		uint64_t creationTime;
-		std::vector<std::shared_ptr<i2p::I2NPMessage> > delayedMessages;
-
-		void Done ()
-		{
-			for (auto& it: sessions)
-				it->Done ();
-		}	
-	};	
-	
-	const size_t SESSION_CREATION_TIMEOUT = 10; // in seconds
-	const int PEER_TEST_INTERVAL = 71; // in minutes
-	const int MAX_NUM_DELAYED_MESSAGES = 50; 
-	class Transports
-	{
-		public:
-
-			Transports ();
-			~Transports ();
-
-			void Start (bool enableNTCP=true, bool enableSSU=true);
-			void Stop ();
-
-			bool IsBoundNTCP() const { return m_NTCPServer != nullptr; }
-			bool IsBoundSSU() const { return m_SSUServer != nullptr; }
-			
-			bool IsOnline() const { return m_IsOnline; };
-			void SetOnline (bool online) { m_IsOnline = online; };
-
-			boost::asio::io_service& GetService () { return *m_Service; };
-			std::shared_ptr<i2p::crypto::DHKeys> GetNextDHKeysPair ();	
-			void ReuseDHKeysPair (std::shared_ptr<i2p::crypto::DHKeys> pair);
-
-			void SendMessage (const i2p::data::IdentHash& ident, std::shared_ptr<i2p::I2NPMessage> msg);
-			void SendMessages (const i2p::data::IdentHash& ident, const std::vector<std::shared_ptr<i2p::I2NPMessage> >& msgs);
-			void CloseSession (std::shared_ptr<const i2p::data::RouterInfo> router);
-
-			void PeerConnected (std::shared_ptr<TransportSession> session);
-			void PeerDisconnected (std::shared_ptr<TransportSession> session);
-			bool IsConnected (const i2p::data::IdentHash& ident) const;
-			
-			void UpdateSentBytes (uint64_t numBytes) { m_TotalSentBytes += numBytes; };
-			void UpdateReceivedBytes (uint64_t numBytes) { m_TotalReceivedBytes += numBytes; };
-			uint64_t GetTotalSentBytes () const { return m_TotalSentBytes; };
-			uint64_t GetTotalReceivedBytes () const { return m_TotalReceivedBytes; };		
-			uint32_t GetInBandwidth  () const { return m_InBandwidth; };
-			uint32_t GetOutBandwidth () const { return m_OutBandwidth; };
-			bool IsBandwidthExceeded () const;
-			size_t GetNumPeers () const { return m_Peers.size (); };
-			std::shared_ptr<const i2p::data::RouterInfo> GetRandomPeer () const;
-
-    /** get a trusted first hop for restricted routes */
-    std::shared_ptr<const i2p::data::RouterInfo> GetRestrictedPeer() const;
-    /** do we want to use restricted routes? */
-    bool RoutesRestricted() const;  
-    /** restrict routes to use only these router families for first hops */
-    void RestrictRoutesToFamilies(std::set<std::string> families);
-    /** restrict routes to use only these routers for first hops */
-    void RestrictRoutesToRouters(std::set<i2p::data::IdentHash> routers);
-
-    bool IsRestrictedPeer(const i2p::data::IdentHash & ident) const;
-    
-			void PeerTest ();
-			
-		private:
-
-			void Run ();
-			void RequestComplete (std::shared_ptr<const i2p::data::RouterInfo> r, const i2p::data::IdentHash& ident);
-			void HandleRequestComplete (std::shared_ptr<const i2p::data::RouterInfo> r, i2p::data::IdentHash ident);
-			void PostMessages (i2p::data::IdentHash ident, std::vector<std::shared_ptr<i2p::I2NPMessage> > msgs);
-			void PostCloseSession (std::shared_ptr<const i2p::data::RouterInfo> router);
-			bool ConnectToPeer (const i2p::data::IdentHash& ident, Peer& peer);
-			void HandlePeerCleanupTimer (const boost::system::error_code& ecode);			
-			void HandlePeerTestTimer (const boost::system::error_code& ecode);
-			
-			void NTCPResolve (const std::string& addr, const i2p::data::IdentHash& ident);
-			void HandleNTCPResolve (const boost::system::error_code& ecode, boost::asio::ip::tcp::resolver::iterator it,
- 				i2p::data::IdentHash ident, std::shared_ptr<boost::asio::ip::tcp::resolver> resolver);
-			void SSUResolve (const std::string& addr, const i2p::data::IdentHash& ident);
-			void HandleSSUResolve (const boost::system::error_code& ecode, boost::asio::ip::tcp::resolver::iterator it,
- 				i2p::data::IdentHash ident, std::shared_ptr<boost::asio::ip::tcp::resolver> resolver);
-
-			void UpdateBandwidth ();
-			void DetectExternalIP ();
-			
-		private:
-
-			bool m_IsOnline, m_IsRunning;
-			std::thread * m_Thread;	
-			boost::asio::io_service * m_Service;
-			boost::asio::io_service::work * m_Work;
-			boost::asio::deadline_timer * m_PeerCleanupTimer, * m_PeerTestTimer;
-
-			NTCPServer * m_NTCPServer;
-			SSUServer * m_SSUServer;
-			mutable std::mutex m_PeersMutex;
-			std::map<i2p::data::IdentHash, Peer> m_Peers;
-			
-			DHKeysPairSupplier m_DHKeysPairSupplier;
-
-			std::atomic<uint64_t> m_TotalSentBytes, m_TotalReceivedBytes;
-			uint32_t m_InBandwidth, m_OutBandwidth; // bytes per second
-			uint64_t m_LastInBandwidthUpdateBytes, m_LastOutBandwidthUpdateBytes;	
-			uint64_t m_LastBandwidthUpdateTime;		
-
-			/** which router families to trust for first hops */
-			std::vector<std::string> m_TrustedFamilies;
-			mutable std::mutex m_FamilyMutex;
-
-			/** which routers for first hop to trust */
-			std::vector<i2p::data::IdentHash> m_TrustedRouters;
-			mutable std::mutex m_TrustedRoutersMutex;
-
-			i2p::I2NPMessagesHandler m_LoopbackHandler; 
-    
-		public:
-
-			// for HTTP only
-			const NTCPServer * GetNTCPServer () const { return m_NTCPServer; };
-			const SSUServer * GetSSUServer () const { return m_SSUServer; };
-			const decltype(m_Peers)& GetPeers () const { return m_Peers; };
-	};	
-
-	extern Transports transports;
-}	
-}
-
-#endif

Tunnel.h

@@ -1,308 +0,0 @@
-#ifndef TUNNEL_H__
-#define TUNNEL_H__
-
-#include <inttypes.h>
-#include <map>
-#include <unordered_map>
-#include <list>
-#include <vector>
-#include <string>
-#include <thread>
-#include <mutex>
-#include <memory>
-#include "Queue.h"
-#include "Crypto.h"
-#include "TunnelConfig.h"
-#include "TunnelPool.h"
-#include "TransitTunnel.h"
-#include "TunnelEndpoint.h"
-#include "TunnelGateway.h"
-#include "TunnelBase.h"
-#include "I2NPProtocol.h"
-#include "Event.h"
-
-namespace i2p
-{
-namespace tunnel
-{
-
-  template<typename TunnelT>
-  static void EmitTunnelEvent(const std::string & ev, const TunnelT & t)
-  {
-#ifdef WITH_EVENTS
-    EmitEvent({{"type", ev}, {"tid", std::to_string(t->GetTunnelID())}});
-#else
-		(void) ev;
-		(void) t;
-#endif
-  }
-  
-  template<typename TunnelT, typename T>
-  static void EmitTunnelEvent(const std::string & ev, TunnelT * t, const T & val)
-  {
-#ifdef WITH_EVENTS
-    EmitEvent({{"type", ev}, {"tid", std::to_string(t->GetTunnelID())}, {"value", std::to_string(val)}, {"inbound", std::to_string(t->IsInbound())}});
-#else
-		(void) ev;
-		(void) t;
-		(void) val;
-#endif 
-  }
-
-  template<typename TunnelT>
-  static void EmitTunnelEvent(const std::string & ev, TunnelT * t, const std::string & val)
-  {
-#ifdef WITH_EVENTS
-    EmitEvent({{"type", ev}, {"tid", std::to_string(t->GetTunnelID())}, {"value", val}, {"inbound", std::to_string(t->IsInbound())}});
-#else
-		(void) ev;
-		(void) t;
-		(void) val;
-#endif 
-  }
-
-  
-	const int TUNNEL_EXPIRATION_TIMEOUT = 660; // 11 minutes	
-	const int TUNNEL_EXPIRATION_THRESHOLD = 60; // 1 minute	
-	const int TUNNEL_RECREATION_THRESHOLD = 90; // 1.5 minutes	
-	const int TUNNEL_CREATION_TIMEOUT = 30; // 30 seconds
-	const int STANDARD_NUM_RECORDS = 5; // in VariableTunnelBuild message
-
-	enum TunnelState
-	{
-		eTunnelStatePending,
-		eTunnelStateBuildReplyReceived,
-		eTunnelStateBuildFailed,
-		eTunnelStateEstablished,
-		eTunnelStateTestFailed,
-		eTunnelStateFailed,
-		eTunnelStateExpiring
-	};	
-	
-	class OutboundTunnel;
-	class InboundTunnel;
-	class Tunnel: public TunnelBase
-	{
-		struct TunnelHop
-		{
-			std::shared_ptr<const i2p::data::IdentityEx> ident;
-			i2p::crypto::TunnelDecryption decryption;
-		};	
-		
-		public:
-
-			Tunnel (std::shared_ptr<const TunnelConfig> config);
-			~Tunnel ();
-
-			void Build (uint32_t replyMsgID, std::shared_ptr<OutboundTunnel> outboundTunnel = nullptr);
-			
-			std::shared_ptr<const TunnelConfig> GetTunnelConfig () const { return m_Config; }
-			std::vector<std::shared_ptr<const i2p::data::IdentityEx> > GetPeers () const; 
-			std::vector<std::shared_ptr<const i2p::data::IdentityEx> > GetInvertedPeers () const; 
-			TunnelState GetState () const { return m_State; };
-			void SetState (TunnelState state);
-			bool IsEstablished () const { return m_State == eTunnelStateEstablished; };
-			bool IsFailed () const { return m_State == eTunnelStateFailed; };
-			bool IsRecreated () const { return m_IsRecreated; };
-			void SetIsRecreated () { m_IsRecreated = true; };
-			virtual bool IsInbound() const = 0;
-			
-			std::shared_ptr<TunnelPool> GetTunnelPool () const { return m_Pool; };
-			void SetTunnelPool (std::shared_ptr<TunnelPool> pool) { m_Pool = pool; };			
-			
-			bool HandleTunnelBuildResponse (uint8_t * msg, size_t len);
-
-			virtual void Print (std::stringstream&) const {};
-			
-			// implements TunnelBase
-			void SendTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage> msg);
-			void EncryptTunnelMsg (std::shared_ptr<const I2NPMessage> in, std::shared_ptr<I2NPMessage> out); 
-
-			/** @brief add latency sample */
-			void AddLatencySample(const uint64_t ms) { m_Latency = (m_Latency + ms) >> 1; }
-			/** @brief get this tunnel's estimated latency */
-			uint64_t GetMeanLatency() const { return m_Latency; }
-			/** @breif return true if this tunnel's latency fits in range [lowerbound, upperbound] */
-			bool LatencyFitsRange(uint64_t lowerbound, uint64_t upperbound) const;
-		
-			bool LatencyIsKnown() const { return m_Latency > 0; }
-		protected:
-
-			void PrintHops (std::stringstream& s) const;
-			
-		private:
-
-			std::shared_ptr<const TunnelConfig> m_Config;
-			std::vector<std::unique_ptr<TunnelHop> > m_Hops;
-			std::shared_ptr<TunnelPool> m_Pool; // pool, tunnel belongs to, or null
-			TunnelState m_State;
-			bool m_IsRecreated;
-			uint64_t m_Latency; // in milliseconds
-	};	
-
-	class OutboundTunnel: public Tunnel 
-	{
-		public:
-
-			OutboundTunnel (std::shared_ptr<const TunnelConfig> config): 
-				Tunnel (config), m_Gateway (this), m_EndpointIdentHash (config->GetLastIdentHash ()) {};
-
-			void SendTunnelDataMsg (const uint8_t * gwHash, uint32_t gwTunnel, std::shared_ptr<i2p::I2NPMessage> msg);
-			virtual void SendTunnelDataMsg (const std::vector<TunnelMessageBlock>& msgs); // multiple messages
-			const i2p::data::IdentHash& GetEndpointIdentHash () const { return m_EndpointIdentHash; }; 
-			virtual size_t GetNumSentBytes () const { return m_Gateway.GetNumSentBytes (); };
-			void Print (std::stringstream& s) const;
-			
-			// implements TunnelBase
-			void HandleTunnelDataMsg (std::shared_ptr<const i2p::I2NPMessage> tunnelMsg);
-
-			bool IsInbound() const { return false; }
-			
-		private:
-
-			std::mutex m_SendMutex;
-			TunnelGateway m_Gateway; 
-			i2p::data::IdentHash m_EndpointIdentHash;
-	};
-
-	class InboundTunnel: public Tunnel, public std::enable_shared_from_this<InboundTunnel>
-	{
-		public:
-
-			InboundTunnel (std::shared_ptr<const TunnelConfig> config): Tunnel (config), m_Endpoint (true) {};
-			void HandleTunnelDataMsg (std::shared_ptr<const I2NPMessage> msg);
-			virtual size_t GetNumReceivedBytes () const { return m_Endpoint.GetNumReceivedBytes (); };
-			void Print (std::stringstream& s) const;
-			bool IsInbound() const { return true; }
-
-			// override TunnelBase
-			void Cleanup () { m_Endpoint.Cleanup (); };	
-
-		private:
-
-			TunnelEndpoint m_Endpoint; 
-	};	
-	
-	class ZeroHopsInboundTunnel: public InboundTunnel
-	{
-		public:
-
-			ZeroHopsInboundTunnel ();
-			void SendTunnelDataMsg (std::shared_ptr<i2p::I2NPMessage> msg); 
-			void Print (std::stringstream& s) const;
-			size_t GetNumReceivedBytes () const { return m_NumReceivedBytes; };
-			
-		private:
-
-			size_t m_NumReceivedBytes;
-	};		
-	
-	class ZeroHopsOutboundTunnel: public OutboundTunnel
-	{
-		public:
-
-			ZeroHopsOutboundTunnel ();
-			void SendTunnelDataMsg (const std::vector<TunnelMessageBlock>& msgs);
-			void Print (std::stringstream& s) const;
-			size_t GetNumSentBytes () const { return m_NumSentBytes; };
-			
-		private:
-
-			size_t m_NumSentBytes;
-	};	
-
-	class Tunnels
-	{	
-		public:
-
-			Tunnels ();
-			~Tunnels ();
-			void Start ();
-			void Stop ();		
-			
-			std::shared_ptr<InboundTunnel> GetPendingInboundTunnel (uint32_t replyMsgID);	
-			std::shared_ptr<OutboundTunnel> GetPendingOutboundTunnel (uint32_t replyMsgID);			
-			std::shared_ptr<InboundTunnel> GetNextInboundTunnel ();
-			std::shared_ptr<OutboundTunnel> GetNextOutboundTunnel ();
-			std::shared_ptr<TunnelPool> GetExploratoryPool () const { return m_ExploratoryPool; };
-			std::shared_ptr<TunnelBase> GetTunnel (uint32_t tunnelID);
-			int GetTransitTunnelsExpirationTimeout ();
-			void AddTransitTunnel (std::shared_ptr<TransitTunnel> tunnel);
-			void AddOutboundTunnel (std::shared_ptr<OutboundTunnel> newTunnel);
-			void AddInboundTunnel (std::shared_ptr<InboundTunnel> newTunnel);
-			std::shared_ptr<InboundTunnel> CreateInboundTunnel (std::shared_ptr<TunnelConfig> config, std::shared_ptr<OutboundTunnel> outboundTunnel);
-			std::shared_ptr<OutboundTunnel> CreateOutboundTunnel (std::shared_ptr<TunnelConfig> config);
-			void PostTunnelData (std::shared_ptr<I2NPMessage> msg);
-			void PostTunnelData (const std::vector<std::shared_ptr<I2NPMessage> >& msgs);
-			void AddPendingTunnel (uint32_t replyMsgID, std::shared_ptr<InboundTunnel> tunnel);
-			void AddPendingTunnel (uint32_t replyMsgID, std::shared_ptr<OutboundTunnel> tunnel);
-			std::shared_ptr<TunnelPool> CreateTunnelPool (int numInboundHops, 
-				int numOuboundHops, int numInboundTunnels, int numOutboundTunnels);
-			void DeleteTunnelPool (std::shared_ptr<TunnelPool> pool);
-			void StopTunnelPool (std::shared_ptr<TunnelPool> pool);
-			
-		private:
-		
-			template<class TTunnel>
-			std::shared_ptr<TTunnel> CreateTunnel (std::shared_ptr<TunnelConfig> config, std::shared_ptr<OutboundTunnel> outboundTunnel = nullptr);
-
-			template<class TTunnel>
-			std::shared_ptr<TTunnel> GetPendingTunnel (uint32_t replyMsgID, const std::map<uint32_t, std::shared_ptr<TTunnel> >& pendingTunnels);			
-
-			void HandleTunnelGatewayMsg (std::shared_ptr<TunnelBase> tunnel, std::shared_ptr<I2NPMessage> msg);
-
-			void Run ();	
-			void ManageTunnels ();
-			void ManageOutboundTunnels ();
-			void ManageInboundTunnels ();
-			void ManageTransitTunnels ();
-			void ManagePendingTunnels ();
-			template<class PendingTunnels>
-			void ManagePendingTunnels (PendingTunnels& pendingTunnels);
-			void ManageTunnelPools ();
-			
-			std::shared_ptr<ZeroHopsInboundTunnel> CreateZeroHopsInboundTunnel ();
-			std::shared_ptr<ZeroHopsOutboundTunnel> CreateZeroHopsOutboundTunnel ();			
-
-		private:
-
-			bool m_IsRunning;
-			std::thread * m_Thread;	
-			std::map<uint32_t, std::shared_ptr<InboundTunnel> > m_PendingInboundTunnels; // by replyMsgID
-			std::map<uint32_t, std::shared_ptr<OutboundTunnel> > m_PendingOutboundTunnels; // by replyMsgID
-			std::list<std::shared_ptr<InboundTunnel> > m_InboundTunnels;
-			std::list<std::shared_ptr<OutboundTunnel> > m_OutboundTunnels;
-			std::list<std::shared_ptr<TransitTunnel> > m_TransitTunnels;
-			std::unordered_map<uint32_t, std::shared_ptr<TunnelBase> > m_Tunnels; // tunnelID->tunnel known by this id
-			std::mutex m_PoolsMutex;
-			std::list<std::shared_ptr<TunnelPool>> m_Pools;
-			std::shared_ptr<TunnelPool> m_ExploratoryPool;
-			i2p::util::Queue<std::shared_ptr<I2NPMessage> > m_Queue;
-
-			// some stats
-			int m_NumSuccesiveTunnelCreations, m_NumFailedTunnelCreations;
-
-		public:
-
-			// for HTTP only
-			const decltype(m_OutboundTunnels)& GetOutboundTunnels () const { return m_OutboundTunnels; };
-			const decltype(m_InboundTunnels)& GetInboundTunnels () const { return m_InboundTunnels; };
-			const decltype(m_TransitTunnels)& GetTransitTunnels () const { return m_TransitTunnels; };
-
-			size_t CountTransitTunnels() const;
-			size_t CountInboundTunnels() const;
-			size_t CountOutboundTunnels() const;
-			
-			int GetQueueSize () { return m_Queue.GetSize (); };
-			int GetTunnelCreationSuccessRate () const // in percents
-			{ 
-				int totalNum = m_NumSuccesiveTunnelCreations + m_NumFailedTunnelCreations;
-				return totalNum ? m_NumSuccesiveTunnelCreations*100/totalNum : 0;
-			}		
-	};	
-
-	extern Tunnels tunnels;
-}	
-}
-
-#endif

TunnelConfig.h

@@ -1,252 +0,0 @@
-#ifndef TUNNEL_CONFIG_H__
-#define TUNNEL_CONFIG_H__
-
-#include <inttypes.h>
-#include <sstream>
-#include <vector>
-#include <memory>
-#include "Crypto.h"
-#include "Identity.h"
-#include "RouterContext.h"
-#include "Timestamp.h"
-
-namespace i2p
-{
-namespace tunnel
-{
-	struct TunnelHopConfig
-	{
-		std::shared_ptr<const i2p::data::IdentityEx> ident;
-		i2p::data::IdentHash nextIdent;
-		uint32_t tunnelID, nextTunnelID;
-		uint8_t layerKey[32];
-		uint8_t ivKey[32];
-		uint8_t replyKey[32];
-		uint8_t replyIV[16];
-		bool isGateway, isEndpoint;	
-		
-		TunnelHopConfig * next, * prev;
-		int recordIndex; // record # in tunnel build message
-		
-		TunnelHopConfig (std::shared_ptr<const i2p::data::IdentityEx> r)
-		{
-			RAND_bytes (layerKey, 32);
-			RAND_bytes (ivKey, 32);
-			RAND_bytes (replyKey, 32);
-			RAND_bytes (replyIV, 16);
-			RAND_bytes ((uint8_t *)&tunnelID, 4);
-			isGateway = true;
-			isEndpoint = true;
-			ident = r; 
-			//nextRouter = nullptr; 
-			nextTunnelID = 0;
-
-			next = nullptr;
-			prev = nullptr;
-		}	
-
-		void SetNextIdent (const i2p::data::IdentHash& ident)
-		{
-			nextIdent = ident;
-			isEndpoint = false;
-			RAND_bytes ((uint8_t *)&nextTunnelID, 4);
-		}	
-
-		void SetReplyHop (uint32_t replyTunnelID, const i2p::data::IdentHash& replyIdent)
-		{
-			nextIdent = replyIdent;
-			nextTunnelID = replyTunnelID;
-			isEndpoint = true;
-		}
-		
-		void SetNext (TunnelHopConfig * n)
-		{
-			next = n;
-			if (next)
-			{	
-				next->prev = this;
-				next->isGateway = false;
-				isEndpoint = false;
-				nextIdent = next->ident->GetIdentHash ();
-				nextTunnelID = next->tunnelID;
-			}	
-		}
-
-		void SetPrev (TunnelHopConfig * p)
-		{
-			prev = p;
-			if (prev) 
-			{	
-				prev->next = this;
-				prev->isEndpoint = false;
-				isGateway = false;
-			}	
-		}
-
-		void CreateBuildRequestRecord (uint8_t * record, uint32_t replyMsgID, BN_CTX * ctx) const
-		{
-			uint8_t clearText[BUILD_REQUEST_RECORD_CLEAR_TEXT_SIZE];
-			htobe32buf (clearText + BUILD_REQUEST_RECORD_RECEIVE_TUNNEL_OFFSET, tunnelID); 
-			memcpy (clearText + BUILD_REQUEST_RECORD_OUR_IDENT_OFFSET, ident->GetIdentHash (), 32);
-			htobe32buf (clearText + BUILD_REQUEST_RECORD_NEXT_TUNNEL_OFFSET, nextTunnelID);
-			memcpy (clearText + BUILD_REQUEST_RECORD_NEXT_IDENT_OFFSET, nextIdent, 32);
-			memcpy (clearText + BUILD_REQUEST_RECORD_LAYER_KEY_OFFSET, layerKey, 32);
-			memcpy (clearText + BUILD_REQUEST_RECORD_IV_KEY_OFFSET, ivKey, 32);
-			memcpy (clearText + BUILD_REQUEST_RECORD_REPLY_KEY_OFFSET, replyKey, 32);
-			memcpy (clearText + BUILD_REQUEST_RECORD_REPLY_IV_OFFSET, replyIV, 16);
-			uint8_t flag = 0;
-			if (isGateway) flag |= 0x80;
-			if (isEndpoint) flag |= 0x40;
-			clearText[BUILD_REQUEST_RECORD_FLAG_OFFSET] = flag;
-			htobe32buf (clearText + BUILD_REQUEST_RECORD_REQUEST_TIME_OFFSET, i2p::util::GetHoursSinceEpoch ()); 
-			htobe32buf (clearText + BUILD_REQUEST_RECORD_SEND_MSG_ID_OFFSET, replyMsgID); 
-			RAND_bytes (clearText + BUILD_REQUEST_RECORD_PADDING_OFFSET, BUILD_REQUEST_RECORD_CLEAR_TEXT_SIZE - BUILD_REQUEST_RECORD_PADDING_OFFSET);
-			i2p::crypto::ElGamalEncrypt (ident->GetEncryptionPublicKey (), clearText, record + BUILD_REQUEST_RECORD_ENCRYPTED_OFFSET, ctx);
-			memcpy (record + BUILD_REQUEST_RECORD_TO_PEER_OFFSET, (const uint8_t *)ident->GetIdentHash (), 16);
-		}	
-	};	
-
-	class TunnelConfig
-	{
-		public:			
-			
-			TunnelConfig (std::vector<std::shared_ptr<const i2p::data::IdentityEx> > peers) // inbound
-			{
-				CreatePeers (peers);
-				m_LastHop->SetNextIdent (i2p::context.GetIdentHash ());
-			}
-
-			TunnelConfig (std::vector<std::shared_ptr<const i2p::data::IdentityEx> > peers, 
-				uint32_t replyTunnelID, const i2p::data::IdentHash& replyIdent) // outbound
-			{
-				CreatePeers (peers);
-				m_FirstHop->isGateway = false;
-				m_LastHop->SetReplyHop (replyTunnelID, replyIdent);
-			}
-			
-			~TunnelConfig ()
-			{
-				TunnelHopConfig * hop = m_FirstHop;
-				
-				while (hop)
-				{
-					auto tmp = hop;
-					hop = hop->next;
-					delete tmp;
-				}	
-			}
-			
-			TunnelHopConfig * GetFirstHop () const
-			{
-				return m_FirstHop;
-			}
-
-			TunnelHopConfig * GetLastHop () const
-			{
-				return m_LastHop;
-			}
-
-			int GetNumHops () const
-			{
-				int num = 0;
-				TunnelHopConfig * hop = m_FirstHop;		
-				while (hop)
-				{
-					num++;
-					hop = hop->next;
-				}	
-				return num;
-			}
-
-			bool IsEmpty () const
-			{
-				return !m_FirstHop;
-			}			
-
-			virtual bool IsInbound () const { return m_FirstHop->isGateway; }
-
-			virtual uint32_t GetTunnelID () const 
-			{	
-				if (!m_FirstHop) return 0;
-				return IsInbound () ? m_LastHop->nextTunnelID : m_FirstHop->tunnelID; 
-			}
-
-			virtual uint32_t GetNextTunnelID () const 
-			{	
-				if (!m_FirstHop) return 0;
-				return m_FirstHop->tunnelID; 
-			}
-
-			virtual const i2p::data::IdentHash& GetNextIdentHash () const 
-			{ 
-				return m_FirstHop->ident->GetIdentHash (); 
-			}	
-
-			virtual const i2p::data::IdentHash& GetLastIdentHash () const 
-			{ 
-				return m_LastHop->ident->GetIdentHash (); 
-			}	
-			
-			std::vector<std::shared_ptr<const i2p::data::IdentityEx> > GetPeers () const
-			{
-				std::vector<std::shared_ptr<const i2p::data::IdentityEx> > peers;
-				TunnelHopConfig * hop = m_FirstHop;		
-				while (hop)
-				{
-					peers.push_back (hop->ident);
-					hop = hop->next;
-				}	
-				return peers;
-			}
-			
-		protected:
-
-			// this constructor can't be called from outside
-			TunnelConfig (): m_FirstHop (nullptr), m_LastHop (nullptr)
-			{
-			}
-	
-		private:
-
-			template<class Peers>
-			void CreatePeers (const Peers& peers)
-			{
-				TunnelHopConfig * prev = nullptr;
-				for (const auto& it: peers)
-				{
-					auto hop = new TunnelHopConfig (it);
-					if (prev)
-						prev->SetNext (hop);
-					else	
-						m_FirstHop = hop;
-					prev = hop;
-				}	
-				m_LastHop = prev;
-			}
-			
-		private:
-
-			TunnelHopConfig * m_FirstHop, * m_LastHop;
-	};
-
-	class ZeroHopsTunnelConfig: public TunnelConfig
-	{
-		public:
-
-			ZeroHopsTunnelConfig () { RAND_bytes ((uint8_t *)&m_TunnelID, 4);};
-
-			bool IsInbound () const { return true; }; // TODO:		
-			uint32_t GetTunnelID () const { return m_TunnelID; };
-			uint32_t GetNextTunnelID () const { return m_TunnelID; };
-			const i2p::data::IdentHash& GetNextIdentHash () const { return i2p::context.GetIdentHash (); };
-			const i2p::data::IdentHash& GetLastIdentHash () const { return i2p::context.GetIdentHash (); };
-
-
-		private:
-		
-			uint32_t m_TunnelID;	
-	};	
-}		
-}	
-
-#endif

TunnelEndpoint.cpp

@@ -1,298 +0,0 @@
-#include "I2PEndian.h"
-#include <string.h>
-#include "Crypto.h"
-#include "Log.h"
-#include "NetDb.h"
-#include "I2NPProtocol.h"
-#include "Transports.h"
-#include "RouterContext.h"
-#include "Timestamp.h"
-#include "TunnelEndpoint.h"
-
-namespace i2p
-{
-namespace tunnel
-{
-	TunnelEndpoint::~TunnelEndpoint ()
-	{
-	}	
-	
-	void TunnelEndpoint::HandleDecryptedTunnelDataMsg (std::shared_ptr<I2NPMessage> msg)
-	{
-		m_NumReceivedBytes += TUNNEL_DATA_MSG_SIZE;
-		
-		uint8_t * decrypted = msg->GetPayload () + 20; // 4 + 16
-		uint8_t * zero = (uint8_t *)memchr (decrypted + 4, 0, TUNNEL_DATA_ENCRYPTED_SIZE - 4); // witout 4-byte checksum
-		if (zero)
-		{	
-			uint8_t * fragment = zero + 1;
-			// verify checksum
-			memcpy (msg->GetPayload () + TUNNEL_DATA_MSG_SIZE, msg->GetPayload () + 4, 16); // copy iv to the end
-			uint8_t hash[32];
-			SHA256(fragment, TUNNEL_DATA_MSG_SIZE -(fragment - msg->GetPayload ()) + 16, hash); // payload + iv
-			if (memcmp (hash, decrypted, 4))
-			{
-				LogPrint (eLogError, "TunnelMessage: checksum verification failed");
-				return;
-			}	
-			// process fragments
-			while (fragment < decrypted + TUNNEL_DATA_ENCRYPTED_SIZE)
-			{
-				uint8_t flag = fragment[0];
-				fragment++;
-				
-				bool isFollowOnFragment = flag & 0x80, isLastFragment = true;		
-				uint32_t msgID = 0;
-				int fragmentNum = 0;
-				TunnelMessageBlockEx m;
-				if (!isFollowOnFragment)
-				{	
-					// first fragment
-					
-					m.deliveryType = (TunnelDeliveryType)((flag >> 5) & 0x03);
-					switch (m.deliveryType)
-					{
-						case eDeliveryTypeLocal: // 0
-						break;
-					  	case eDeliveryTypeTunnel: // 1
-							m.tunnelID = bufbe32toh (fragment);
-							fragment += 4; // tunnelID
-							m.hash = i2p::data::IdentHash (fragment);
-							fragment += 32; // hash
-						break;
-						case eDeliveryTypeRouter: // 2
-							m.hash = i2p::data::IdentHash (fragment);	
-							fragment += 32; // to hash
-						break;
-						default:
-							;
-					}	
-
-					bool isFragmented = flag & 0x08;
-					if (isFragmented)
-					{
-						// Message ID
-						msgID = bufbe32toh (fragment); 	
-						fragment += 4;
-						isLastFragment = false;
-					}	
-				}
-				else
-				{
-					// follow on
-					msgID = bufbe32toh (fragment); // MessageID			
-					fragment += 4; 
-					fragmentNum = (flag >> 1) & 0x3F; // 6 bits
-					isLastFragment = flag & 0x01;
-				}	
-				
-				uint16_t size = bufbe16toh (fragment);
-				fragment += 2;
-
-				msg->offset = fragment - msg->buf;
-				msg->len = msg->offset + size;
-				if (msg->len > msg->maxLen)
-				{
-					LogPrint (eLogError, "TunnelMessage: fragment is too long ", (int)size);
-					return;
-				}
-				if (fragment + size < decrypted + TUNNEL_DATA_ENCRYPTED_SIZE)
-				{
-					// this is not last message. we have to copy it
-					m.data = NewI2NPShortMessage ();
-					m.data->offset += TUNNEL_GATEWAY_HEADER_SIZE; // reserve room for TunnelGateway header
-					m.data->len += TUNNEL_GATEWAY_HEADER_SIZE;
-					*(m.data) = *msg;
-				}
-				else
-					m.data = msg;
-				
-				if (!isFollowOnFragment && isLastFragment)
-					HandleNextMessage (m);
-				else
-				{
-					if (msgID) // msgID is presented, assume message is fragmented
-					{
-						if (!isFollowOnFragment) // create new incomlete message
-						{
-							m.nextFragmentNum = 1;
-							m.receiveTime = i2p::util::GetMillisecondsSinceEpoch ();
-							auto ret = m_IncompleteMessages.insert (std::pair<uint32_t, TunnelMessageBlockEx>(msgID, m));
-							if (ret.second)
-								HandleOutOfSequenceFragments (msgID, ret.first->second);
-							else
-								LogPrint (eLogError, "TunnelMessage: Incomplete message ", msgID, " already exists");
-						}
-						else
-						{
-							m.nextFragmentNum = fragmentNum;
-							HandleFollowOnFragment (msgID, isLastFragment, m);
-						}	
-					}
-					else	
-						LogPrint (eLogError, "TunnelMessage: Message is fragmented, but msgID is not presented");
-				}	
-					
-				fragment += size;
-			}	
-		}	
-		else
-			LogPrint (eLogError, "TunnelMessage: zero not found");
-	}	
-
-	void TunnelEndpoint::HandleFollowOnFragment (uint32_t msgID, bool isLastFragment, const TunnelMessageBlockEx& m)
-	{
-		auto fragment = m.data->GetBuffer ();
-		auto size = m.data->GetLength ();
-		auto it = m_IncompleteMessages.find (msgID);
-		if (it != m_IncompleteMessages.end())
-		{
-			auto& msg = it->second;
-			if (m.nextFragmentNum == msg.nextFragmentNum)
-			{
-				if (msg.data->len + size < I2NP_MAX_MESSAGE_SIZE) // check if message is not too long
-				{	
-					if (msg.data->len + size > msg.data->maxLen)
-					{
-						LogPrint (eLogWarning, "TunnelMessage: I2NP message size ", msg.data->maxLen, " is not enough");
-						auto newMsg = NewI2NPMessage ();
-						*newMsg = *(msg.data);
-						msg.data = newMsg;
-					}
-					if (msg.data->Concat (fragment, size) < size) // concatenate fragment
-						LogPrint (eLogError, "TunnelMessage: I2NP buffer overflow ", msg.data->maxLen);
-					if (isLastFragment)
-					{
-						// message complete
-						HandleNextMessage (msg);	
-						m_IncompleteMessages.erase (it); 
-					}	
-					else
-					{	
-						msg.nextFragmentNum++;
-						HandleOutOfSequenceFragments (msgID, msg);
-					}	
-				}
-				else
-				{
-					LogPrint (eLogError, "TunnelMessage: Fragment ", m.nextFragmentNum, " of message ", msgID, "exceeds max I2NP message size, message dropped");
-					m_IncompleteMessages.erase (it);
-				}
-			}
-			else
-			{	
-				LogPrint (eLogWarning, "TunnelMessage: Unexpected fragment ", (int)m.nextFragmentNum, " instead ", (int)msg.nextFragmentNum, " of message ", msgID, ", saved");
-				AddOutOfSequenceFragment (msgID, m.nextFragmentNum, isLastFragment, m.data);
-			}
-		}
-		else
-		{	
-			LogPrint (eLogWarning, "TunnelMessage: First fragment of message ", msgID, " not found, saved");
-			AddOutOfSequenceFragment (msgID, m.nextFragmentNum, isLastFragment, m.data);
-		}	
-	}	
-
-	void TunnelEndpoint::AddOutOfSequenceFragment (uint32_t msgID, uint8_t fragmentNum, bool isLastFragment, std::shared_ptr<I2NPMessage> data)
-	{
-		if (!m_OutOfSequenceFragments.insert ({{msgID, fragmentNum}, {isLastFragment, data, i2p::util::GetMillisecondsSinceEpoch () }}).second)
-			LogPrint (eLogInfo, "TunnelMessage: duplicate out-of-sequence fragment ", fragmentNum, " of message ", msgID);
-	}	
-
-	void TunnelEndpoint::HandleOutOfSequenceFragments (uint32_t msgID, TunnelMessageBlockEx& msg)
-	{
-		while (ConcatNextOutOfSequenceFragment (msgID, msg)) 
-		{
-			if (!msg.nextFragmentNum) // message complete
-			{
-				HandleNextMessage (msg);	
-				m_IncompleteMessages.erase (msgID);
-				break;
-			}
-		}
-	}
-
-	bool TunnelEndpoint::ConcatNextOutOfSequenceFragment (uint32_t msgID, TunnelMessageBlockEx& msg)
-	{
-		auto it = m_OutOfSequenceFragments.find ({msgID, msg.nextFragmentNum});
-		if (it != m_OutOfSequenceFragments.end ())
-		{					
-			LogPrint (eLogDebug, "TunnelMessage: Out-of-sequence fragment ", (int)msg.nextFragmentNum, " of message ", msgID, " found");
-			size_t size = it->second.data->GetLength ();
-			if (msg.data->len + size > msg.data->maxLen)
-			{
-				LogPrint (eLogWarning, "TunnelMessage: Tunnel endpoint I2NP message size ", msg.data->maxLen, " is not enough");
-				auto newMsg = NewI2NPMessage ();
-				*newMsg = *(msg.data);
-				msg.data = newMsg;
-			}
-			if (msg.data->Concat (it->second.data->GetBuffer (), size) < size) // concatenate out-of-sync fragment
-				LogPrint (eLogError, "TunnelMessage: Tunnel endpoint I2NP buffer overflow ", msg.data->maxLen);
-			if (it->second.isLastFragment)
-				// message complete
-				msg.nextFragmentNum = 0;
-			else
-				msg.nextFragmentNum++;
-			m_OutOfSequenceFragments.erase (it);
-			return true;		
-		}	
-		return false;
-	}	
-	
-	void TunnelEndpoint::HandleNextMessage (const TunnelMessageBlock& msg)
-	{
-		if (!m_IsInbound && msg.data->IsExpired ())
-		{
-			LogPrint (eLogInfo, "TunnelMessage: message expired");
-			return;
-		}	
-		uint8_t typeID = msg.data->GetTypeID ();
-		LogPrint (eLogDebug, "TunnelMessage: handle fragment of ", msg.data->GetLength (), " bytes, msg type ", (int)typeID);
-		// catch RI or reply with new list of routers	
-		if ((IsRouterInfoMsg (msg.data) || typeID == eI2NPDatabaseSearchReply) &&
-			!m_IsInbound && msg.deliveryType != eDeliveryTypeLocal)
-			i2p::data::netdb.PostI2NPMsg (CopyI2NPMessage (msg.data));
-
-		switch (msg.deliveryType)
-		{
-			case eDeliveryTypeLocal:
-				i2p::HandleI2NPMessage (msg.data);
-			break;
-			case eDeliveryTypeTunnel:
-				if (!m_IsInbound) // outbound transit tunnel
-					i2p::transport::transports.SendMessage (msg.hash, i2p::CreateTunnelGatewayMsg (msg.tunnelID, msg.data));
-				else
-					LogPrint (eLogError, "TunnelMessage: Delivery type 'tunnel' arrived from an inbound tunnel, dropped");
-			break;
-			case eDeliveryTypeRouter:				
-				if (!m_IsInbound) // outbound transit tunnel
-					i2p::transport::transports.SendMessage (msg.hash, msg.data);
-				else // we shouldn't send this message. possible leakage 
-					LogPrint (eLogError, "TunnelMessage: Delivery type 'router' arrived from an inbound tunnel, dropped");
-			break;
-			default:
-				LogPrint (eLogError, "TunnelMessage: Unknown delivery type ", (int)msg.deliveryType);
-		};	
-	}
-
-	void TunnelEndpoint::Cleanup ()
-	{
-		auto ts = i2p::util::GetMillisecondsSinceEpoch ();
-		// out-of-sequence fragments
-		for (auto it = m_OutOfSequenceFragments.begin (); it != m_OutOfSequenceFragments.end ();)
-		{
-			if (ts > it->second.receiveTime + i2p::I2NP_MESSAGE_EXPIRATION_TIMEOUT)
-				it = m_OutOfSequenceFragments.erase (it);
-			else
-				++it;
-		}
-		// incomplete messages
-		for (auto it = m_IncompleteMessages.begin (); it != m_IncompleteMessages.end ();)
-		{
-			if (ts > it->second.receiveTime + i2p::I2NP_MESSAGE_EXPIRATION_TIMEOUT)
-				it = m_IncompleteMessages.erase (it);
-			else
-				++it;
-		}
-	}	
-}		
-}

TunnelEndpoint.h

@@ -1,57 +0,0 @@
-#ifndef TUNNEL_ENDPOINT_H__
-#define TUNNEL_ENDPOINT_H__
-
-#include <inttypes.h>
-#include <map>
-#include <string>
-#include "I2NPProtocol.h"
-#include "TunnelBase.h"
-
-namespace i2p
-{
-namespace tunnel
-{
-	class TunnelEndpoint
-	{	
-		struct TunnelMessageBlockEx: public TunnelMessageBlock
-		{
-			uint64_t receiveTime; // milliseconds since epoch
-			uint8_t nextFragmentNum;
-		};	
-
-		struct Fragment
-		{
-			bool isLastFragment;
-			std::shared_ptr<I2NPMessage> data;
-			uint64_t receiveTime; // milliseconds since epoch
-		};	
-		
-		public:
-
-			TunnelEndpoint (bool isInbound): m_IsInbound (isInbound), m_NumReceivedBytes (0) {};
-			~TunnelEndpoint ();
-			size_t GetNumReceivedBytes () const { return m_NumReceivedBytes; };
-			void Cleanup ();			
-
-			void HandleDecryptedTunnelDataMsg (std::shared_ptr<I2NPMessage> msg);
-
-		private:
-
-			void HandleFollowOnFragment (uint32_t msgID, bool isLastFragment, const TunnelMessageBlockEx& m);
-			void HandleNextMessage (const TunnelMessageBlock& msg);
-
-			void AddOutOfSequenceFragment (uint32_t msgID, uint8_t fragmentNum, bool isLastFragment, std::shared_ptr<I2NPMessage> data);
-			bool ConcatNextOutOfSequenceFragment (uint32_t msgID, TunnelMessageBlockEx& msg); // true if something added
-			void HandleOutOfSequenceFragments (uint32_t msgID, TunnelMessageBlockEx& msg);			
-
-		private:			
-
-			std::map<uint32_t, TunnelMessageBlockEx> m_IncompleteMessages;
-			std::map<std::pair<uint32_t, uint8_t>, Fragment> m_OutOfSequenceFragments; // (msgID, fragment#)->fragment
-			bool m_IsInbound;
-			size_t m_NumReceivedBytes;
-	};	
-}		
-}
-
-#endif

TunnelPool.cpp

@@ -1,593 +0,0 @@
-#include <algorithm>
-#include "I2PEndian.h"
-#include "Crypto.h"
-#include "Tunnel.h"
-#include "NetDb.h"
-#include "Timestamp.h"
-#include "Garlic.h"
-#include "Transports.h"
-#include "Log.h"
-#include "Tunnel.h"
-#include "TunnelPool.h"
-#include "Destination.h"
-#ifdef WITH_EVENTS
-#include "Event.h"
-#endif
-
-namespace i2p
-{
-namespace tunnel
-{
-  
-	TunnelPool::TunnelPool (int numInboundHops, int numOutboundHops, int numInboundTunnels, int numOutboundTunnels):
-		m_NumInboundHops (numInboundHops), m_NumOutboundHops (numOutboundHops),
-		m_NumInboundTunnels (numInboundTunnels), m_NumOutboundTunnels (numOutboundTunnels), m_IsActive (true),
-		m_CustomPeerSelector(nullptr)
-	{
-	}
-
-	TunnelPool::~TunnelPool ()
-	{
-		DetachTunnels ();
-	}
-
-	void TunnelPool::SetExplicitPeers (std::shared_ptr<std::vector<i2p::data::IdentHash> > explicitPeers)
-	{
-		m_ExplicitPeers = explicitPeers;
-		if (m_ExplicitPeers)
-		{
-			int size = m_ExplicitPeers->size ();
-			if (m_NumInboundHops > size) 
-			{
-				m_NumInboundHops = size;
-				LogPrint (eLogInfo, "Tunnels: Inbound tunnel length has beed adjusted to ", size, " for explicit peers");
-			} 
-			if (m_NumOutboundHops > size) 
-			{
-				m_NumOutboundHops = size;
-				LogPrint (eLogInfo, "Tunnels: Outbound tunnel length has beed adjusted to ", size, " for explicit peers");
-			} 
-			m_NumInboundTunnels = 1;
-			m_NumOutboundTunnels = 1;
-		}	
-	}
-
-	void TunnelPool::DetachTunnels ()
-	{
-		{
-			std::unique_lock<std::mutex> l(m_InboundTunnelsMutex);	
-			for (auto& it: m_InboundTunnels)
-				it->SetTunnelPool (nullptr);
-			m_InboundTunnels.clear ();
-		}
-		{
-			std::unique_lock<std::mutex> l(m_OutboundTunnelsMutex);
-			for (auto& it: m_OutboundTunnels)
-				it->SetTunnelPool (nullptr);
-			m_OutboundTunnels.clear ();
-		}
-		m_Tests.clear ();
-	}	
-		
-	void TunnelPool::TunnelCreated (std::shared_ptr<InboundTunnel> createdTunnel)
-	{
-		if (!m_IsActive) return;
-		{
-#ifdef WITH_EVENTS			
-			EmitTunnelEvent("tunnels.created", createdTunnel);
-#endif			
-			std::unique_lock<std::mutex> l(m_InboundTunnelsMutex);
-			m_InboundTunnels.insert (createdTunnel);
-		}
-		if (m_LocalDestination)
-			m_LocalDestination->SetLeaseSetUpdated ();
-		
-		OnTunnelBuildResult(createdTunnel, eBuildResultOkay);
-	}
-
-	void TunnelPool::TunnelExpired (std::shared_ptr<InboundTunnel> expiredTunnel)
-	{
-		if (expiredTunnel)
-		{
-#ifdef WITH_EVENTS			
-			EmitTunnelEvent("tunnels.expired", expiredTunnel);
-#endif			
-			expiredTunnel->SetTunnelPool (nullptr);
-			for (auto& it: m_Tests)
-				if (it.second.second == expiredTunnel) it.second.second = nullptr;
-
-			std::unique_lock<std::mutex> l(m_InboundTunnelsMutex);
-			m_InboundTunnels.erase (expiredTunnel);
-		}	
-	}	
-
-	void TunnelPool::TunnelCreated (std::shared_ptr<OutboundTunnel> createdTunnel)
-	{
-		if (!m_IsActive) return;
-		{
-#ifdef WITH_EVENTS			
-			EmitTunnelEvent("tunnels.created", createdTunnel);
-#endif			
-			std::unique_lock<std::mutex> l(m_OutboundTunnelsMutex);
-			m_OutboundTunnels.insert (createdTunnel);
-		}
-		OnTunnelBuildResult(createdTunnel, eBuildResultOkay);
-
-		//CreatePairedInboundTunnel (createdTunnel);
-	}
-
-	void TunnelPool::TunnelExpired (std::shared_ptr<OutboundTunnel> expiredTunnel)
-	{
-		if (expiredTunnel)
-		{
-#ifdef WITH_EVENTS			
-			EmitTunnelEvent("tunnels.expired", expiredTunnel);
-#endif			
-			expiredTunnel->SetTunnelPool (nullptr);
-			for (auto& it: m_Tests)
-				if (it.second.first == expiredTunnel) it.second.first = nullptr;
-
-			std::unique_lock<std::mutex> l(m_OutboundTunnelsMutex);
-			m_OutboundTunnels.erase (expiredTunnel);
-		}
-	}
-		
-	std::vector<std::shared_ptr<InboundTunnel> > TunnelPool::GetInboundTunnels (int num) const
-	{
-		std::vector<std::shared_ptr<InboundTunnel> > v;
-		int i = 0;
-		std::unique_lock<std::mutex> l(m_InboundTunnelsMutex);
-		for (const auto& it : m_InboundTunnels)
-		{
-			if (i >= num) break;
-			if (it->IsEstablished ())
-			{
-				v.push_back (it);
-				i++;
-			}	
-		}	
-		return v;
-	}
-
-	std::shared_ptr<OutboundTunnel> TunnelPool::GetNextOutboundTunnel (std::shared_ptr<OutboundTunnel> excluded) const
-	{
-		std::unique_lock<std::mutex> l(m_OutboundTunnelsMutex);
-		return GetNextTunnel (m_OutboundTunnels, excluded);
-	}	
-
-	std::shared_ptr<InboundTunnel> TunnelPool::GetNextInboundTunnel (std::shared_ptr<InboundTunnel> excluded) const
-	{
-		std::unique_lock<std::mutex> l(m_InboundTunnelsMutex);
-		return GetNextTunnel (m_InboundTunnels, excluded);
-	}
-
-	template<class TTunnels>
-	typename TTunnels::value_type TunnelPool::GetNextTunnel (TTunnels& tunnels, typename TTunnels::value_type excluded) const
-	{
-		if (tunnels.empty ()) return nullptr;		
-		uint32_t ind = rand () % (tunnels.size ()/2 + 1), i = 0;
-		typename TTunnels::value_type tunnel = nullptr;
-		for (const auto& it: tunnels)
-		{	
-			if (it->IsEstablished () && it != excluded)
-			{
-				if(HasLatencyRequirement() && it->LatencyIsKnown() && !it->LatencyFitsRange(m_MinLatency, m_MaxLatency)) {
-					i ++;
-					continue;
-				}
-				tunnel = it;
-				i++;
-			}
-			if (i > ind && tunnel) break;
-		}
-		if(HasLatencyRequirement() && !tunnel) {
-			ind = rand () % (tunnels.size ()/2 + 1), i = 0;
-			for (const auto& it: tunnels)
-			{	
-				if (it->IsEstablished () && it != excluded)
-				{
-						tunnel = it;
-						i++;
-				}
-				if (i > ind && tunnel) break;
-			}
-		}
-		if (!tunnel && excluded && excluded->IsEstablished ()) tunnel = excluded;
-		return tunnel;
-	}
-
-	std::shared_ptr<OutboundTunnel> TunnelPool::GetNewOutboundTunnel (std::shared_ptr<OutboundTunnel> old) const
-	{
-		if (old && old->IsEstablished ()) return old;
-		std::shared_ptr<OutboundTunnel> tunnel;	
-		if (old)
-		{
-			std::unique_lock<std::mutex> l(m_OutboundTunnelsMutex);	
-			for (const auto& it: m_OutboundTunnels)
-				if (it->IsEstablished () && old->GetEndpointIdentHash () == it->GetEndpointIdentHash ())
-				{
-					tunnel = it;
-					break;
-				}
-		}
-	
-		if (!tunnel)
-			tunnel = GetNextOutboundTunnel ();		
-		return tunnel;
-	}
-
-	void TunnelPool::CreateTunnels ()
-	{
-		int num = 0;
-		{
-			std::unique_lock<std::mutex> l(m_OutboundTunnelsMutex);	
-			for (const auto& it : m_OutboundTunnels)
-				if (it->IsEstablished ()) num++;
-		}
-		for (int i = num; i < m_NumOutboundTunnels; i++)
-			CreateOutboundTunnel ();	
-
-		num = 0;
-		{
-			std::unique_lock<std::mutex> l(m_InboundTunnelsMutex);
-			for (const auto& it : m_InboundTunnels)
-				if (it->IsEstablished ()) num++;
-		}
-		for (int i = num; i < m_NumInboundTunnels; i++)
-			CreateInboundTunnel ();
-
-		if (num < m_NumInboundTunnels && m_NumInboundHops <= 0 && m_LocalDestination) // zero hops IB
-			m_LocalDestination->SetLeaseSetUpdated (); // update LeaseSet immediately
-	}
-
-	void TunnelPool::TestTunnels ()
-	{
-		decltype(m_Tests) tests;
-		{
-			std::unique_lock<std::mutex> l(m_TestsMutex);
-			tests.swap(m_Tests);
-		}
-
-		for (auto& it: tests)
-		{
-			LogPrint (eLogWarning, "Tunnels: test of tunnel ", it.first, " failed");
-			// if test failed again with another tunnel we consider it failed
-			if (it.second.first)
-			{	
-				if (it.second.first->GetState () == eTunnelStateTestFailed)
-				{	
-					it.second.first->SetState (eTunnelStateFailed);
-					std::unique_lock<std::mutex> l(m_OutboundTunnelsMutex);
-					m_OutboundTunnels.erase (it.second.first);
-				}
-				else
-					it.second.first->SetState (eTunnelStateTestFailed);
-			}	
-			if (it.second.second)
-			{
-				if (it.second.second->GetState () == eTunnelStateTestFailed)
-				{	
-					it.second.second->SetState (eTunnelStateFailed);
-					{
-						std::unique_lock<std::mutex> l(m_InboundTunnelsMutex);
-						m_InboundTunnels.erase (it.second.second);
-					}
-					if (m_LocalDestination)
-						m_LocalDestination->SetLeaseSetUpdated ();
-				}	
-				else
-					it.second.second->SetState (eTunnelStateTestFailed);
-			}	
-		}
-	
-		// new tests	
-		auto it1 = m_OutboundTunnels.begin ();
-		auto it2 = m_InboundTunnels.begin ();
-		while (it1 != m_OutboundTunnels.end () && it2 != m_InboundTunnels.end ())
-		{
-			bool failed = false;
-			if ((*it1)->IsFailed ())
-			{	
-				failed = true;
-				++it1;
-			}
-			if ((*it2)->IsFailed ())
-			{	
-				failed = true;
-				++it2;
-			}
-			if (!failed)
-			{
- 				uint32_t msgID;
-				RAND_bytes ((uint8_t *)&msgID, 4);
-				{
-					std::unique_lock<std::mutex> l(m_TestsMutex);
- 					m_Tests[msgID] = std::make_pair (*it1, *it2);
-				}
- 				(*it1)->SendTunnelDataMsg ((*it2)->GetNextIdentHash (), (*it2)->GetNextTunnelID (),
-					CreateDeliveryStatusMsg (msgID));
-				++it1; ++it2;
-			}	
-		}
-	}
-
-	void TunnelPool::ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg)
-	{
-		if (m_LocalDestination)
-			m_LocalDestination->ProcessGarlicMessage (msg);
-		else
-			LogPrint (eLogWarning, "Tunnels: local destination doesn't exist, dropped");
-	}	
-		
-	void TunnelPool::ProcessDeliveryStatus (std::shared_ptr<I2NPMessage> msg)
-	{
-		const uint8_t * buf = msg->GetPayload ();
-		uint32_t msgID = bufbe32toh (buf);
-		buf += 4;	
-		uint64_t timestamp = bufbe64toh (buf);
-
-		decltype(m_Tests)::mapped_type test;
-		bool found = false;	
-		{
-			std::unique_lock<std::mutex> l(m_TestsMutex);
-			auto it = m_Tests.find (msgID);
-			if (it != m_Tests.end ())
-			{
-				found = true;
-				test = it->second; 
-				m_Tests.erase (it);
-			}
-		}
-		if (found)
-		{
-			// restore from test failed state if any
-			if (test.first->GetState () == eTunnelStateTestFailed)
-				test.first->SetState (eTunnelStateEstablished);
-			if (test.second->GetState () == eTunnelStateTestFailed)
-				test.second->SetState (eTunnelStateEstablished);
-			uint64_t dlt = i2p::util::GetMillisecondsSinceEpoch () - timestamp;
-			LogPrint (eLogDebug, "Tunnels: test of ", msgID, " successful. ", dlt, " milliseconds");
-			// update latency
-			uint64_t latency = dlt / 2;
-			test.first->AddLatencySample(latency);
-			test.second->AddLatencySample(latency);
-		}
-		else
-		{
-			if (m_LocalDestination)
-				m_LocalDestination->ProcessDeliveryStatusMessage (msg);
-			else
-				LogPrint (eLogWarning, "Tunnels: Local destination doesn't exist, dropped");
-		}	
-	}
-
-	std::shared_ptr<const i2p::data::RouterInfo> TunnelPool::SelectNextHop (std::shared_ptr<const i2p::data::RouterInfo> prevHop) const
-	{
-		bool isExploratory = (i2p::tunnel::tunnels.GetExploratoryPool () == shared_from_this ());
-		auto hop = isExploratory ? i2p::data::netdb.GetRandomRouter (prevHop): 
-			i2p::data::netdb.GetHighBandwidthRandomRouter (prevHop);
-
-		if (!hop || hop->GetProfile ()->IsBad ())
-			hop = i2p::data::netdb.GetRandomRouter (prevHop);
-		return hop;	
-	}	
-
-	bool TunnelPool::SelectPeers (std::vector<std::shared_ptr<const i2p::data::IdentityEx> >& peers, bool isInbound)
-	{
-		int numHops = isInbound ? m_NumInboundHops : m_NumOutboundHops;
-		// peers is empty
-		if (numHops <= 0) return true; 
-		// custom peer selector in use ?
-		{
-			std::lock_guard<std::mutex> lock(m_CustomPeerSelectorMutex);
-			if (m_CustomPeerSelector)
-					return m_CustomPeerSelector->SelectPeers(peers, numHops, isInbound);
-		}
-		// explicit peers in use
-		if (m_ExplicitPeers) return SelectExplicitPeers (peers, isInbound);
-
-		auto prevHop = i2p::context.GetSharedRouterInfo ();			
-		if(i2p::transport::transports.RoutesRestricted())
-		{
-			/** if routes are restricted prepend trusted first hop */
-			auto hop = i2p::transport::transports.GetRestrictedPeer();
-			if(!hop) return false;
-			peers.push_back(hop->GetRouterIdentity());
-			prevHop = hop;
-		}
-		else if (i2p::transport::transports.GetNumPeers () > 25)
-		{
-			auto r = i2p::transport::transports.GetRandomPeer ();
-			if (r && !r->GetProfile ()->IsBad ())
-			{
-				prevHop = r;
-				peers.push_back (r->GetRouterIdentity ());
-				numHops--;
-			}
-		}
-		
-		for(int i = 0; i < numHops; i++ )
-		{
-			auto hop = SelectNextHop (prevHop);
-			if (!hop)
-			{
-				LogPrint (eLogError, "Tunnels: Can't select next hop for ", prevHop->GetIdentHashBase64 ());
-				return false;
-			}	
-			prevHop = hop;
-			peers.push_back (hop->GetRouterIdentity ());
-		}
-		return true;
-	}	
-	
-	bool TunnelPool::SelectExplicitPeers (std::vector<std::shared_ptr<const i2p::data::IdentityEx> >& peers, bool isInbound)
-	{
-		int size = m_ExplicitPeers->size ();
-		std::vector<int> peerIndicies;
-		for (int i = 0; i < size; i++) peerIndicies.push_back(i);
-		std::random_shuffle (peerIndicies.begin(), peerIndicies.end());
-	
-		int numHops = isInbound ? m_NumInboundHops : m_NumOutboundHops;		
-		for (int i = 0; i < numHops; i++) 
-		{
-			auto& ident = (*m_ExplicitPeers)[peerIndicies[i]];
-			auto r = i2p::data::netdb.FindRouter (ident);
-			if (r)
-				peers.push_back (r->GetRouterIdentity ());
-			else
-			{
-				LogPrint (eLogInfo, "Tunnels: Can't find router for ", ident.ToBase64 ());
-				i2p::data::netdb.RequestDestination (ident);
-				return false;
-			}
-		}
-		return true;
-	}
-	
-	void TunnelPool::CreateInboundTunnel ()
-	{
-		auto outboundTunnel = GetNextOutboundTunnel ();
-		if (!outboundTunnel)
-			outboundTunnel = tunnels.GetNextOutboundTunnel ();
-		LogPrint (eLogDebug, "Tunnels: Creating destination inbound tunnel...");
-		std::vector<std::shared_ptr<const i2p::data::IdentityEx> > peers;
-		if (SelectPeers (peers, true))
-		{
-			std::shared_ptr<TunnelConfig> config;
-			if (m_NumInboundHops > 0)
-			{	
-				std::reverse (peers.begin (), peers.end ());	
-				config = std::make_shared<TunnelConfig> (peers);
-			}	
-			auto tunnel = tunnels.CreateInboundTunnel (config, outboundTunnel);
-			tunnel->SetTunnelPool (shared_from_this ());
-			if (tunnel->IsEstablished ()) // zero hops
-				TunnelCreated (tunnel);
-		}	
-		else
-			LogPrint (eLogError, "Tunnels: Can't create inbound tunnel, no peers available");
-	}
-
-	void TunnelPool::RecreateInboundTunnel (std::shared_ptr<InboundTunnel> tunnel)
-	{
-		auto outboundTunnel = GetNextOutboundTunnel ();
-		if (!outboundTunnel)
-			outboundTunnel = tunnels.GetNextOutboundTunnel ();
-		LogPrint (eLogDebug, "Tunnels: Re-creating destination inbound tunnel...");
-		std::shared_ptr<TunnelConfig> config;
-		if (m_NumInboundHops > 0) config = std::make_shared<TunnelConfig>(tunnel->GetPeers ());
-		auto newTunnel = tunnels.CreateInboundTunnel (config, outboundTunnel);
-		newTunnel->SetTunnelPool (shared_from_this());
-		if (newTunnel->IsEstablished ()) // zero hops
-			TunnelCreated (newTunnel);
-	}	
-		
-	void TunnelPool::CreateOutboundTunnel ()
-	{
-		auto inboundTunnel = GetNextInboundTunnel ();
-		if (!inboundTunnel)
-			inboundTunnel = tunnels.GetNextInboundTunnel ();
-		if (inboundTunnel)
-		{	
-			LogPrint (eLogDebug, "Tunnels: Creating destination outbound tunnel...");
-			std::vector<std::shared_ptr<const i2p::data::IdentityEx> > peers;
-			if (SelectPeers (peers, false))
-			{	
-				std::shared_ptr<TunnelConfig> config;
-				if (m_NumOutboundHops > 0) 
-					config = std::make_shared<TunnelConfig>(peers, inboundTunnel->GetNextTunnelID (), inboundTunnel->GetNextIdentHash ());
-				auto tunnel = tunnels.CreateOutboundTunnel (config);
-				tunnel->SetTunnelPool (shared_from_this ());
-				if (tunnel->IsEstablished ()) // zero hops
-					TunnelCreated (tunnel);
-			}	
-			else
-				LogPrint (eLogError, "Tunnels: Can't create outbound tunnel, no peers available");
-		}	
-		else
-			LogPrint (eLogError, "Tunnels: Can't create outbound tunnel, no inbound tunnels found");
-	}	
-		
-	void TunnelPool::RecreateOutboundTunnel (std::shared_ptr<OutboundTunnel> tunnel)
-	{
-		auto inboundTunnel = GetNextInboundTunnel ();
-		if (!inboundTunnel)
-			inboundTunnel = tunnels.GetNextInboundTunnel ();
-		if (inboundTunnel)
-		{	
-			LogPrint (eLogDebug, "Tunnels: Re-creating destination outbound tunnel...");
-			std::shared_ptr<TunnelConfig> config;
-			if (m_NumOutboundHops > 0)
-				config = std::make_shared<TunnelConfig>(tunnel->GetPeers (), inboundTunnel->GetNextTunnelID (), inboundTunnel->GetNextIdentHash ());
-			auto newTunnel = tunnels.CreateOutboundTunnel (config);
-			newTunnel->SetTunnelPool (shared_from_this ());
-			if (newTunnel->IsEstablished ()) // zero hops
-				TunnelCreated (newTunnel);
-		}	
-		else
-			LogPrint (eLogDebug, "Tunnels: Can't re-create outbound tunnel, no inbound tunnels found");
-	}		
-
-	void TunnelPool::CreatePairedInboundTunnel (std::shared_ptr<OutboundTunnel> outboundTunnel)
-	{
-		LogPrint (eLogDebug, "Tunnels: Creating paired inbound tunnel...");
-		auto tunnel = tunnels.CreateInboundTunnel (std::make_shared<TunnelConfig>(outboundTunnel->GetInvertedPeers ()), outboundTunnel);
-		tunnel->SetTunnelPool (shared_from_this ());
-	}
-
-	void TunnelPool::SetCustomPeerSelector(TunnelPeerSelector selector)
-	{
-		std::lock_guard<std::mutex> lock(m_CustomPeerSelectorMutex);
-		m_CustomPeerSelector = selector;
-	}
-
-	void TunnelPool::UnsetCustomPeerSelector()
-	{
-		SetCustomPeerSelector(nullptr);
-	}
-
-	bool TunnelPool::HasCustomPeerSelector()
-	{
-		std::lock_guard<std::mutex> lock(m_CustomPeerSelectorMutex);
-		return m_CustomPeerSelector != nullptr;
-	}
-
-	std::shared_ptr<InboundTunnel> TunnelPool::GetLowestLatencyInboundTunnel(std::shared_ptr<InboundTunnel> exclude) const
-	{
-		std::shared_ptr<InboundTunnel> tun = nullptr;
-		std::unique_lock<std::mutex> lock(m_InboundTunnelsMutex);
-		uint64_t min = 1000000;
-		for (const auto & itr : m_InboundTunnels) {
-			if(!itr->LatencyIsKnown()) continue;
-			auto l = itr->GetMeanLatency();
-			if (l >= min) continue;
-			tun = itr;
-			if(tun == exclude) continue;
-			min = l;
-		}
-		return tun;
-	}
-	
-	std::shared_ptr<OutboundTunnel> TunnelPool::GetLowestLatencyOutboundTunnel(std::shared_ptr<OutboundTunnel> exclude) const
-	{
-		std::shared_ptr<OutboundTunnel> tun = nullptr;
-		std::unique_lock<std::mutex> lock(m_OutboundTunnelsMutex);
-		uint64_t min = 1000000;
-		for (const auto & itr : m_OutboundTunnels) {
-			if(!itr->LatencyIsKnown()) continue;
-			auto l = itr->GetMeanLatency();
-			if (l >= min) continue;
-			tun = itr;
-			if(tun == exclude) continue;
-			min = l;
-		}
-		return tun;
-	}
-
-	void TunnelPool::OnTunnelBuildResult(std::shared_ptr<Tunnel> tunnel, TunnelBuildResult result)
-	{
-		auto peers = tunnel->GetPeers();
-		if(m_CustomPeerSelector) m_CustomPeerSelector->OnBuildResult(peers, tunnel->IsInbound(), result);
-	}
-}
-}

TunnelPool.h

@@ -1,134 +0,0 @@
-#ifndef TUNNEL_POOL__
-#define TUNNEL_POOL__
-
-#include <inttypes.h>
-#include <set>
-#include <vector>
-#include <utility>
-#include <mutex>
-#include <memory>
-#include "Identity.h"
-#include "LeaseSet.h"
-#include "RouterInfo.h"
-#include "I2NPProtocol.h"
-#include "TunnelBase.h"
-#include "RouterContext.h"
-#include "Garlic.h"
-
-namespace i2p
-{
-namespace tunnel
-{
-	class Tunnel;
-	class InboundTunnel;
-	class OutboundTunnel;
-
-
-	enum TunnelBuildResult {
-		eBuildResultOkay, // tunnel was built okay
-		eBuildResultRejected, // tunnel build was explicitly rejected
-		eBuildResultTimeout // tunnel build timed out
-	};
-
-	/** interface for custom tunnel peer selection algorithm */
-	struct ITunnelPeerSelector
-	{
-		typedef std::shared_ptr<const i2p::data::IdentityEx> Peer;
-		typedef std::vector<Peer> TunnelPath;
-		
-		virtual bool SelectPeers(TunnelPath & peers, int hops, bool isInbound) = 0;
-		virtual bool OnBuildResult(TunnelPath & peers, bool isInbound, TunnelBuildResult result) = 0;
-	};
-
-	typedef std::shared_ptr<ITunnelPeerSelector> TunnelPeerSelector;
-  
-	class TunnelPool: public std::enable_shared_from_this<TunnelPool> // per local destination
-	{
-		public:
-
-			TunnelPool (int numInboundHops, int numOutboundHops, int numInboundTunnels, int numOutboundTunnels);
-			~TunnelPool ();
-		
-			std::shared_ptr<i2p::garlic::GarlicDestination> GetLocalDestination () const { return m_LocalDestination; };
-			void SetLocalDestination (std::shared_ptr<i2p::garlic::GarlicDestination> destination) { m_LocalDestination = destination; };
-			void SetExplicitPeers (std::shared_ptr<std::vector<i2p::data::IdentHash> > explicitPeers);
-
-			void CreateTunnels ();
-			void TunnelCreated (std::shared_ptr<InboundTunnel> createdTunnel);
-			void TunnelExpired (std::shared_ptr<InboundTunnel> expiredTunnel);
-			void TunnelCreated (std::shared_ptr<OutboundTunnel> createdTunnel);
-			void TunnelExpired (std::shared_ptr<OutboundTunnel> expiredTunnel);
-			void RecreateInboundTunnel (std::shared_ptr<InboundTunnel> tunnel);
-			void RecreateOutboundTunnel (std::shared_ptr<OutboundTunnel> tunnel);
-			std::vector<std::shared_ptr<InboundTunnel> > GetInboundTunnels (int num) const;
-			std::shared_ptr<OutboundTunnel> GetNextOutboundTunnel (std::shared_ptr<OutboundTunnel> excluded = nullptr) const;
-			std::shared_ptr<InboundTunnel> GetNextInboundTunnel (std::shared_ptr<InboundTunnel> excluded = nullptr) const;		
-			std::shared_ptr<OutboundTunnel> GetNewOutboundTunnel (std::shared_ptr<OutboundTunnel> old) const;
-			void TestTunnels ();
-			void ProcessGarlicMessage (std::shared_ptr<I2NPMessage> msg);
-			void ProcessDeliveryStatus (std::shared_ptr<I2NPMessage> msg);
-
-			bool IsActive () const { return m_IsActive; };
-			void SetActive (bool isActive) { m_IsActive = isActive; };
-			void DetachTunnels ();
-
-			int GetNumInboundTunnels () const { return m_NumInboundTunnels; };
-			int GetNumOutboundTunnels () const { return m_NumOutboundTunnels; };
-
-			void SetCustomPeerSelector(TunnelPeerSelector selector);
-			void UnsetCustomPeerSelector();
-			bool HasCustomPeerSelector();
-
-		/** @brief make this tunnel pool yield tunnels that fit latency range [min, max] */
-		void RequireLatency(uint64_t min, uint64_t max) { m_MinLatency = min; m_MaxLatency = max; }
-
-		/** @brief return true if this tunnel pool has a latency requirement */
-		bool HasLatencyRequirement() const { return m_MinLatency > 0 && m_MaxLatency > 0; }
-
-		/** @brief get the lowest latency tunnel in this tunnel pool regardless of latency requirements */
-		std::shared_ptr<InboundTunnel> GetLowestLatencyInboundTunnel(std::shared_ptr<InboundTunnel> exclude=nullptr) const;
-		std::shared_ptr<OutboundTunnel> GetLowestLatencyOutboundTunnel(std::shared_ptr<OutboundTunnel> exclude=nullptr) const;
-
-		void OnTunnelBuildResult(std::shared_ptr<Tunnel> tunnel, TunnelBuildResult result);
-		
-		private:
-			
-			void CreateInboundTunnel ();	
-			void CreateOutboundTunnel ();
-			void CreatePairedInboundTunnel (std::shared_ptr<OutboundTunnel> outboundTunnel);
-			template<class TTunnels>
-			typename TTunnels::value_type GetNextTunnel (TTunnels& tunnels, typename TTunnels::value_type excluded) const;
-			std::shared_ptr<const i2p::data::RouterInfo> SelectNextHop (std::shared_ptr<const i2p::data::RouterInfo> prevHop) const;
-			bool SelectPeers (std::vector<std::shared_ptr<const i2p::data::IdentityEx> >& hops, bool isInbound);
-			bool SelectExplicitPeers (std::vector<std::shared_ptr<const i2p::data::IdentityEx> >& hops, bool isInbound);			
-
-		private:
-
-			std::shared_ptr<i2p::garlic::GarlicDestination> m_LocalDestination;
-			int m_NumInboundHops, m_NumOutboundHops, m_NumInboundTunnels, m_NumOutboundTunnels;
-			std::shared_ptr<std::vector<i2p::data::IdentHash> > m_ExplicitPeers;	
-			mutable std::mutex m_InboundTunnelsMutex;
-			std::set<std::shared_ptr<InboundTunnel>, TunnelCreationTimeCmp> m_InboundTunnels; // recent tunnel appears first
-			mutable std::mutex m_OutboundTunnelsMutex;
-			std::set<std::shared_ptr<OutboundTunnel>, TunnelCreationTimeCmp> m_OutboundTunnels;
-			mutable std::mutex m_TestsMutex;
-			std::map<uint32_t, std::pair<std::shared_ptr<OutboundTunnel>, std::shared_ptr<InboundTunnel> > > m_Tests;
-			bool m_IsActive;
-			std::mutex m_CustomPeerSelectorMutex;
-			TunnelPeerSelector m_CustomPeerSelector;
-
-		uint64_t m_MinLatency=0; // if > 0 this tunnel pool will try building tunnels with minimum latency by ms
-		uint64_t m_MaxLatency=0; // if > 0 this tunnel pool will try building tunnels with maximum latency by ms
-		
-		public:
-
-			// for HTTP only
-			const decltype(m_OutboundTunnels)& GetOutboundTunnels () const { return m_OutboundTunnels; };
-			const decltype(m_InboundTunnels)& GetInboundTunnels () const { return m_InboundTunnels; };
-
-	};	
-}
-}
-
-#endif
-

UPnP.cpp

@@ -1,205 +0,0 @@
-#ifdef USE_UPNP
-#include <string>
-#include <thread>
-
-#include <boost/thread/thread.hpp>
-#include <boost/asio.hpp>
-#include <boost/bind.hpp>
-
-#include "Log.h"
-
-#include "RouterContext.h"
-#include "UPnP.h"
-#include "NetDb.h"
-#include "util.h"
-#include "RouterInfo.h"
-#include "Config.h"
-
-#include <miniupnpc/miniupnpc.h>
-#include <miniupnpc/upnpcommands.h>
-
-namespace i2p
-{
-namespace transport
-{
-	UPnP::UPnP () : m_IsRunning(false), m_Thread (nullptr), m_Timer (m_Service)
-	{
-	}
-
-	void UPnP::Stop ()
-	{
-		if (m_IsRunning)
-		{
-			LogPrint(eLogInfo, "UPnP: stopping");
-			m_IsRunning = false;
-			m_Timer.cancel ();
-			m_Service.stop ();
-			if (m_Thread)
-			{
-				m_Thread->join ();
-				m_Thread.reset (nullptr);
-			}
-			CloseMapping ();
-			Close ();
-		}
-	}
-
-	void UPnP::Start()
-	{
-		m_IsRunning = true;
-		LogPrint(eLogInfo, "UPnP: starting");
-		m_Service.post (std::bind (&UPnP::Discover, this));
-		std::unique_lock<std::mutex> l(m_StartedMutex);
-		m_Thread.reset (new std::thread (std::bind (&UPnP::Run, this)));
-		m_Started.wait_for (l, std::chrono::seconds (5)); // 5 seconds maximum
-	}
-
-	UPnP::~UPnP ()
-	{
-		Stop ();
-	}
-
-	void UPnP::Run ()
-	{
-		while (m_IsRunning)
-		{
-			try
-			{
-				m_Service.run ();
-				// Discover failed
-				break; // terminate the thread
-			}
-			catch (std::exception& ex)
-			{
-				LogPrint (eLogError, "UPnP: runtime exception: ", ex.what ());
-				PortMapping ();
-			}
-		}
-	}
-
-	void UPnP::Discover ()
-	{
-		int nerror = 0;
-#if MINIUPNPC_API_VERSION >= 14
-		m_Devlist = upnpDiscover (2000, m_MulticastIf, m_Minissdpdpath, 0, 0, 2, &nerror);
-#else
-		m_Devlist = upnpDiscover (2000, m_MulticastIf, m_Minissdpdpath, 0, 0, &nerror);
-#endif
-		{
-			// notify satrting thread
-			std::unique_lock<std::mutex> l(m_StartedMutex);
-			m_Started.notify_all ();
-		}
-
-		int r;
-		r = UPNP_GetValidIGD (m_Devlist, &m_upnpUrls, &m_upnpData, m_NetworkAddr, sizeof (m_NetworkAddr));
-		if (r == 1)
-		{
-			r = UPNP_GetExternalIPAddress (m_upnpUrls.controlURL, m_upnpData.first.servicetype, m_externalIPAddress);
-			if(r != UPNPCOMMAND_SUCCESS)
-			{
-				LogPrint (eLogError, "UPnP: UPNP_GetExternalIPAddress() returned ", r);
-				return;
-			}
-			else
-			{
-				if (!m_externalIPAddress[0])
-				{
-					LogPrint (eLogError, "UPnP: GetExternalIPAddress() failed.");
-					return;
-				}
-			}
-		}
-		else
-		{
-			LogPrint (eLogError, "UPnP: GetValidIGD() failed.");
-			return;
-		}
-
-		// UPnP discovered
-		LogPrint (eLogDebug, "UPnP: ExternalIPAddress is ", m_externalIPAddress);
-		i2p::context.UpdateAddress (boost::asio::ip::address::from_string (m_externalIPAddress));
-		// port mapping
-		PortMapping ();
-	}
-
-	void UPnP::PortMapping ()
-	{
-		const auto& a = context.GetRouterInfo().GetAddresses();
-		for (const auto& address : a)
-		{
-			if (!address->host.is_v6 ())
-			TryPortMapping (address);
-		}
-		m_Timer.expires_from_now (boost::posix_time::minutes(20));	// every 20 minutes
-		m_Timer.async_wait ([this](const boost::system::error_code& ecode)
-		{
-			if (ecode != boost::asio::error::operation_aborted)
-			PortMapping ();
-		});
-
-	}
-
-	void UPnP::CloseMapping ()
-	{
-		const auto& a = context.GetRouterInfo().GetAddresses();
-		for (const auto& address : a)
-		{
-			if (!address->host.is_v6 ())
-			CloseMapping (address);
-		}
-	}
-
-	void UPnP::TryPortMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address)
-	{
-		std::string strType (GetProto (address)), strPort (std::to_string (address->port));
-		int r;
-		std::string strDesc; i2p::config::GetOption("upnp.name", strDesc);
-		r = UPNP_AddPortMapping (m_upnpUrls.controlURL, m_upnpData.first.servicetype, strPort.c_str (), strPort.c_str (), m_NetworkAddr, strDesc.c_str (), strType.c_str (), 0, "0");
-		if (r!=UPNPCOMMAND_SUCCESS)
-		{
-			LogPrint (eLogError, "UPnP: AddPortMapping (", m_NetworkAddr, ":", strPort, ") failed with code ", r);
-			return;
-		}
-		else
-		{
-			LogPrint (eLogDebug, "UPnP: Port Mapping successful. (", m_NetworkAddr ,":", strPort, " type ", strType, " -> ", m_externalIPAddress ,":", strPort ,")");
-			return;
-		}
-	}
-
-	void UPnP::CloseMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address)
-	{
-		std::string strType (GetProto (address)), strPort (std::to_string (address->port));
-		int r = 0;
-		r = UPNP_DeletePortMapping (m_upnpUrls.controlURL, m_upnpData.first.servicetype, strPort.c_str (), strType.c_str (), 0);
-		LogPrint (eLogError, "UPnP: DeletePortMapping() returned : ", r);
-	}
-
-	void UPnP::Close ()
-	{
-		freeUPNPDevlist (m_Devlist);
-		m_Devlist = 0;
-		FreeUPNPUrls (&m_upnpUrls);
-	}
-
-	std::string UPnP::GetProto (std::shared_ptr<i2p::data::RouterInfo::Address> address)
-	{
-		switch (address->transportStyle)
-		{
-			case i2p::data::RouterInfo::eTransportNTCP:
-			return "TCP";
-			break;
-			case i2p::data::RouterInfo::eTransportSSU:
-			default:
-			return "UDP";
-		}
-	}
-}
-}
-#else /* USE_UPNP */
-namespace i2p {
-namespace transport {
-}
-}
-#endif /* USE_UPNP */

UPnP.h

@@ -1,79 +0,0 @@
-#ifndef __UPNP_H__
-#define __UPNP_H__
-
-#ifdef USE_UPNP
-#include <string>
-#include <thread>
-#include <condition_variable>
-#include <mutex>
-#include <memory>
-
-#include <miniupnpc/miniwget.h>
-#include <miniupnpc/miniupnpc.h>
-#include <miniupnpc/upnpcommands.h>
-#include <miniupnpc/upnperrors.h>
-
-#include <boost/asio.hpp>
-
-namespace i2p
-{
-namespace transport
-{
-	class UPnP
-	{
-	public:
-
-		UPnP ();
-		~UPnP ();
-        void Close ();
-
-        void Start ();
-        void Stop ();
-
-	private:
-
-		void Discover ();
-		void PortMapping ();
-		void TryPortMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address);
-		void CloseMapping ();
-		void CloseMapping (std::shared_ptr<i2p::data::RouterInfo::Address> address);
-
-		void Run ();
-		std::string GetProto (std::shared_ptr<i2p::data::RouterInfo::Address> address);
-
-	private:
-	
-		bool m_IsRunning;
-        std::unique_ptr<std::thread> m_Thread;
-		std::condition_variable m_Started;	
-		std::mutex m_StartedMutex;	
-		boost::asio::io_service m_Service;
-		boost::asio::deadline_timer m_Timer;	
-        struct UPNPUrls m_upnpUrls;
-        struct IGDdatas m_upnpData;
-
-        // For miniupnpc
-        char * m_MulticastIf = 0;
-        char * m_Minissdpdpath = 0;
-        struct UPNPDev * m_Devlist = 0;
-        char m_NetworkAddr[64];
-        char m_externalIPAddress[40];
-	};
-}
-}
-
-#else  // USE_UPNP
-namespace i2p {
-namespace transport {
-  /* class stub */
-  class UPnP {
-  public:
-    UPnP () {};
-    ~UPnP () {};
-    void Start () { LogPrint(eLogWarning, "UPnP: this module was disabled at compile-time"); }
-    void Stop () {};
-  };
-}
-}
-#endif // USE_UPNP
-#endif // __UPNP_H__

WebSocks.cpp

@@ -1,467 +0,0 @@
-#include "WebSocks.h"
-#include "Log.h"
-#include <string>
-
-#ifdef WITH_EVENTS
-#include "ClientContext.h"
-#include "Identity.h"
-#include "Destination.h"
-#include "Streaming.h"
-#include <functional>
-
-#include <websocketpp/config/asio_no_tls.hpp>
-#include <websocketpp/server.hpp>
-
-#include <boost/property_tree/ini_parser.hpp>
-#define GCC47_BOOST149 ((BOOST_VERSION == 104900) && (__GNUC__ == 4) && (__GNUC_MINOR__ >= 7))
-#if !GCC47_BOOST149
-#include <boost/property_tree/json_parser.hpp>
-#endif
-
-namespace i2p
-{
-namespace client
-{
-	typedef websocketpp::server<websocketpp::config::asio> WebSocksServerImpl;
-
-	typedef std::function<void(std::shared_ptr<i2p::stream::Stream>)> StreamConnectFunc;
-
-
-	struct IWebSocksConn : public I2PServiceHandler
-	{
-		IWebSocksConn(I2PService * parent) : I2PServiceHandler(parent) {}
-		virtual void Close() = 0;
-		virtual void GotMessage(const websocketpp::connection_hdl & conn, WebSocksServerImpl::message_ptr msg) = 0;
-	};
-
-	typedef std::shared_ptr<IWebSocksConn> WebSocksConn_ptr;
-
-	WebSocksConn_ptr CreateWebSocksConn(const websocketpp::connection_hdl & conn, WebSocksImpl * parent);
-
-	class WebSocksImpl
-	{
-
-		typedef std::mutex mutex_t;
-		typedef std::unique_lock<mutex_t> lock_t;
-
-		typedef std::shared_ptr<ClientDestination> Destination_t;
-	public:
-
-		typedef WebSocksServerImpl ServerImpl;
-		typedef ServerImpl::message_ptr MessagePtr;
-
-		WebSocksImpl(const std::string & addr, int port) :
-			Parent(nullptr),
-			m_Run(false),
-			m_Addr(addr),
-			m_Port(port),
-			m_Thread(nullptr)
-		{
-			m_Server.init_asio();
-			m_Server.set_open_handler(std::bind(&WebSocksImpl::ConnOpened, this, std::placeholders::_1));
-		}
-
-		void InitializeDestination(WebSocks * parent)
-		{
-			Parent = parent;
-			m_Dest = Parent->GetLocalDestination();
-		}
-
-		ServerImpl::connection_ptr GetConn(const websocketpp::connection_hdl & conn)
-		{
-			return m_Server.get_con_from_hdl(conn);
-		}
-
-		void CloseConn(const websocketpp::connection_hdl & conn)
-		{
-			auto c = GetConn(conn);
-			if(c) c->close(websocketpp::close::status::normal, "closed");
-		}
-
-		void CreateStreamTo(const std::string & addr, int port, StreamConnectFunc complete)
-		{
-			auto & addressbook = i2p::client::context.GetAddressBook();
-			i2p::data::IdentHash ident;
-			if(addressbook.GetIdentHash(addr, ident)) {
-				// address found
-				m_Dest->CreateStream(complete, ident, port);
-			} else {
-				// not found
-				complete(nullptr);
-			}
-		}
-
-		void ConnOpened(websocketpp::connection_hdl conn)
-		{
-			auto ptr = CreateWebSocksConn(conn, this);
-			Parent->AddHandler(ptr);
-			m_Conns.push_back(ptr);
-		}
-
-		void Start()
-		{
-			if(m_Run) return; // already started
-			m_Server.listen(boost::asio::ip::address::from_string(m_Addr), m_Port);
-			m_Server.start_accept();
-			m_Run = true;
-			m_Thread = new std::thread([&] (){
-					while(m_Run) {
-						try {
-							m_Server.run();
-						} catch( std::exception & ex) {
-							LogPrint(eLogError, "Websocks runtime exception: ", ex.what());
-						}
-					}
-			});
-			m_Dest->Start();
-		}
-
-		void Stop()
-		{
-			for(const auto & conn : m_Conns)
-				conn->Close();
-
-			m_Dest->Stop();
-			m_Run = false;
-			m_Server.stop();
-			if(m_Thread) {
-				m_Thread->join();
-				delete m_Thread;
-			}
-			m_Thread = nullptr;
-		}
-
-		boost::asio::ip::tcp::endpoint GetLocalEndpoint()
-		{
-			return boost::asio::ip::tcp::endpoint(boost::asio::ip::address::from_string(m_Addr), m_Port);
-		}
-
-		WebSocks * Parent;
-
-	private:
-		std::vector<WebSocksConn_ptr> m_Conns;
-		bool m_Run;
-		ServerImpl m_Server;
-		std::string m_Addr;
-		int m_Port;
-		std::thread * m_Thread;
-		Destination_t m_Dest;
-	};
-
-	struct WebSocksConn : public IWebSocksConn , public std::enable_shared_from_this<WebSocksConn>
-	{
-		enum ConnState
-		{
-			eWSCInitial,
-			eWSCTryConnect,
-			eWSCFailConnect,
-			eWSCOkayConnect,
-			eWSCClose,
-			eWSCEnd
-		};
-
-		typedef WebSocksServerImpl ServerImpl;
-		typedef ServerImpl::message_ptr Message_t;
-		typedef websocketpp::connection_hdl ServerConn;
-		typedef std::shared_ptr<ClientDestination> Destination_t;
-		typedef std::shared_ptr<i2p::stream::StreamingDestination> StreamDest_t;
-		typedef std::shared_ptr<i2p::stream::Stream> Stream_t;
-
-		ServerConn m_Conn;
-		Stream_t m_Stream;
-		ConnState m_State;
-		WebSocksImpl * m_Parent;
-		std::string m_RemoteAddr;
-		int m_RemotePort;
-		uint8_t m_RecvBuf[2048];
-
-		WebSocksConn(const ServerConn & conn, WebSocksImpl * parent) :
-			IWebSocksConn(parent->Parent),
-			m_Conn(conn),
-			m_Stream(nullptr),
-			m_State(eWSCInitial),
-			m_Parent(parent)
-		{
-
-		}
-
-		~WebSocksConn()
-		{
-			Close();
-		}
-
-		void EnterState(ConnState state)
-		{
-			LogPrint(eLogDebug, "websocks: state ", m_State, " -> ", state);
-			switch(m_State)
-			{
-			case eWSCInitial:
-				if (state == eWSCClose) {
-					m_State = eWSCClose;
-					// connection was opened but never used
-					LogPrint(eLogInfo, "websocks: connection closed but never used");
-					Close();
-					return;
-				} else if (state == eWSCTryConnect) {
-					// we will try to connect
-					m_State = eWSCTryConnect;
-					m_Parent->CreateStreamTo(m_RemoteAddr, m_RemotePort, std::bind(&WebSocksConn::ConnectResult, this, std::placeholders::_1));
-				} else {
-					LogPrint(eLogWarning, "websocks: invalid state change ", m_State, " -> ", state);
-				}
-				return;
-			case eWSCTryConnect:
-				if(state == eWSCOkayConnect) {
-					// we connected okay
-					LogPrint(eLogDebug, "websocks: connected to ", m_RemoteAddr, ":", m_RemotePort);
-					SendResponse("");
-					m_State = eWSCOkayConnect;
-				} else if(state == eWSCFailConnect) {
-					// we did not connect okay
-					LogPrint(eLogDebug, "websocks: failed to connect to ", m_RemoteAddr, ":", m_RemotePort);
-					SendResponse("failed to connect");
-					m_State = eWSCFailConnect;
-					EnterState(eWSCInitial);
-				} else if(state == eWSCClose) {
-					// premature close
-					LogPrint(eLogWarning, "websocks: websocket connection closed prematurely");
-					m_State = eWSCClose;
-				} else {
-					LogPrint(eLogWarning, "websocks: invalid state change ", m_State, " -> ", state);
-				}
-				return;
-			case eWSCFailConnect:
-				if (state == eWSCInitial) {
-					// reset to initial state so we can try connecting again
-					m_RemoteAddr = "";
-					m_RemotePort = 0;
-					LogPrint(eLogDebug, "websocks: reset websocket conn to initial state");
-					m_State = eWSCInitial;
-				} else if (state == eWSCClose) {
-					// we are going to close the connection
-					m_State = eWSCClose;
-					Close();
-				} else {
-					LogPrint(eLogWarning, "websocks: invalid state change ", m_State, " -> ", state);
-				}
-				return;
-			case eWSCOkayConnect:
-				if(state == eWSCClose) {
-					// graceful close
-					m_State = eWSCClose;
-					Close();
-				} else {
-					LogPrint(eLogWarning, "websocks: invalid state change ", m_State, " -> ", state);
-				}
-			case eWSCClose:
-				if(state == eWSCEnd) {
-					LogPrint(eLogDebug, "websocks: socket ended");
-					Kill();
-					auto me = shared_from_this();
-					Done(me);
-				} else {
-					LogPrint(eLogWarning, "websocks: invalid state change ", m_State, " -> ", state);
-				}
-				return;
-			default:
-				LogPrint(eLogError, "websocks: bad state ", m_State);
-			}
-		}
-
-		void StartForwarding()
-		{
-			LogPrint(eLogDebug, "websocks: begin forwarding data");
-			uint8_t b[1];
-			m_Stream->Send(b, 0);
-			AsyncRecv();
-		}
-
-		void HandleAsyncRecv(const boost::system::error_code &ec, std::size_t n)
-		{
-			if(ec) {
-				// error
-				LogPrint(eLogWarning, "websocks: connection error ", ec.message());
-				EnterState(eWSCClose);
-			} else {
-				// forward data
-				LogPrint(eLogDebug, "websocks recv ", n);
-		
-				std::string str((char*)m_RecvBuf, n);
-				auto conn = m_Parent->GetConn(m_Conn);
-				if(!conn)	 {
-					LogPrint(eLogWarning, "websocks: connection is gone");
-					EnterState(eWSCClose);
-					return;
-				}
-				conn->send(str);
-				AsyncRecv();
-				
-			}
-		}
-
-		void AsyncRecv()
-		{
-			m_Stream->AsyncReceive(
-				boost::asio::buffer(m_RecvBuf, sizeof(m_RecvBuf)),
-				std::bind(&WebSocksConn::HandleAsyncRecv, this, std::placeholders::_1, std::placeholders::_2), 60);
-		}
-
-		/** @brief send error message or empty string for success */
-		void SendResponse(const std::string & errormsg)
-		{
-			boost::property_tree::ptree resp;
-			if(errormsg.size()) {
-				resp.put("error", errormsg);
-				resp.put("success", 0);
-			} else {
-				resp.put("success", 1);
-			}
-			std::ostringstream ss;
-			write_json(ss, resp);
-			auto conn = m_Parent->GetConn(m_Conn);
-			if(conn) conn->send(ss.str());
-		}
-
-		void ConnectResult(Stream_t stream)
-		{
-			m_Stream = stream;
-			if(m_State == eWSCClose) {
-				// premature close of websocket
-				Close();
-				return;
-			}
-			if(m_Stream) {
-				// connect good
-				EnterState(eWSCOkayConnect);
-				StartForwarding();
-			} else {
-				// connect failed
-				EnterState(eWSCFailConnect);
-			}
-		}
-		
-		virtual void GotMessage(const websocketpp::connection_hdl & conn, WebSocksServerImpl::message_ptr msg)
-		{
-			(void) conn;
-			std::string payload = msg->get_payload();
-			if(m_State == eWSCOkayConnect)
-			{
-				// forward to server
-				LogPrint(eLogDebug, "websocks: forward ", payload.size());
-				m_Stream->Send((uint8_t*)payload.c_str(), payload.size());
-			} else if (m_State == eWSCInitial) {
-				// recv connect request
-				auto itr = payload.find(":");
-				if(itr == std::string::npos) {
-					// no port
-					m_RemotePort = 0;
-					m_RemoteAddr = payload;
-				} else {
-					// includes port
-					m_RemotePort = std::stoi(payload.substr(itr+1));
-					m_RemoteAddr = payload.substr(0, itr);
-				}
-				EnterState(eWSCTryConnect);
-			} else {
-				// wtf?
-				LogPrint(eLogWarning, "websocks: got message in invalid state ", m_State);
-			}
-		}
-
-		virtual void Close()
-		{
-			if(m_State == eWSCClose) {
-				LogPrint(eLogDebug, "websocks: closing connection");
-				if(m_Stream) m_Stream->Close();
-				m_Parent->CloseConn(m_Conn);
-				EnterState(eWSCEnd);
-			} else {
-				EnterState(eWSCClose);
-			}
-		}
-	};
-
-	WebSocksConn_ptr CreateWebSocksConn(const websocketpp::connection_hdl & conn, WebSocksImpl * parent)
-	{
-		auto ptr = std::make_shared<WebSocksConn>(conn, parent);
-		auto c = parent->GetConn(conn);
-		c->set_message_handler(std::bind(&WebSocksConn::GotMessage, ptr.get(), std::placeholders::_1, std::placeholders::_2));
-		return ptr;
-	}
-
-}
-}
-#else
-
-// no websocket support
-
-namespace i2p
-{
-namespace client
-{
-	class WebSocksImpl
-	{
-	public:
-		WebSocksImpl(const std::string & addr, int port) : m_Addr(addr), m_Port(port)
-		{
-		}
-
-		~WebSocksImpl()
-		{
-		}
-
-		void Start()
-		{
-			LogPrint(eLogInfo, "WebSockets not enabled on compile time");
-		}
-
-		void Stop()
-		{
-		}
-
-		void InitializeDestination(WebSocks * parent)
-		{
-		}
-
-		boost::asio::ip::tcp::endpoint GetLocalEndpoint()
-		{
-			return boost::asio::ip::tcp::endpoint(boost::asio::ip::address::from_string(m_Addr), m_Port);
-		}
-
-		std::string m_Addr;
-		int m_Port;
-
-	};
-}
-}
-
-#endif
-namespace i2p
-{
-namespace client
-{
-	WebSocks::WebSocks(const std::string & addr, int port, std::shared_ptr<ClientDestination> localDestination) : m_Impl(new WebSocksImpl(addr, port))
-	{
-		m_Impl->InitializeDestination(this);
-	}
-	WebSocks::~WebSocks() { delete m_Impl; }
-
-	void WebSocks::Start()
-	{
-		m_Impl->Start();
-		GetLocalDestination()->Start();
-	}
-
-	boost::asio::ip::tcp::endpoint WebSocks::GetLocalEndpoint() const
-	{
-		return m_Impl->GetLocalEndpoint();
-	}
-
-	void WebSocks::Stop()
-	{
-		m_Impl->Stop();
-		GetLocalDestination()->Stop();
-	}
-}
-}
-