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Populate router's buffer before sending RouterInfo block

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orignal
2022-06-15 13:10:49 -04:00
parent 0c64f278d7
commit e8c58270c4
3 changed files with 12 additions and 3 deletions
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5
libi2pd/SSU2Session.cpp
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@@ -1262,6 +1262,7 @@ namespace transport
// send relay intro to Charlie
auto r = i2p::data::netdb.FindRouter (GetRemoteIdentity ()->GetIdentHash ()); // Alice's RI
if (r) i2p::data::netdb.PopulateRouterInfoBuffer (r);
uint8_t payload[SSU2_MAX_PAYLOAD_SIZE];
size_t payloadSize = r ? CreateRouterInfoBlock (payload, SSU2_MAX_PAYLOAD_SIZE - len - 32, r) : 0;
if (!payloadSize && r)
@@ -1370,6 +1371,7 @@ namespace transport
uint8_t payload[SSU2_MAX_PAYLOAD_SIZE];
// Alice's RouterInfo
auto r = i2p::data::netdb.FindRouter (GetRemoteIdentity ()->GetIdentHash ());
if (r) i2p::data::netdb.PopulateRouterInfoBuffer (r);
size_t payloadSize = r ? CreateRouterInfoBlock (payload, SSU2_MAX_PAYLOAD_SIZE - len - 32, r) : 0;
if (!payloadSize && r)
session->SendFragmentedMessage (CreateDatabaseStoreMsg (r));
@@ -1458,6 +1460,7 @@ namespace transport
uint8_t payload[SSU2_MAX_PAYLOAD_SIZE];
// Charlie's RouterInfo
auto r = i2p::data::netdb.FindRouter (GetRemoteIdentity ()->GetIdentHash ());
if (r) i2p::data::netdb.PopulateRouterInfoBuffer (r);
size_t payloadSize = r ? CreateRouterInfoBlock (payload, SSU2_MAX_PAYLOAD_SIZE - len - 32, r) : 0;
if (!payloadSize && r)
it->second.first->SendFragmentedMessage (CreateDatabaseStoreMsg (r));
@@ -1592,7 +1595,7 @@ namespace transport
size_t SSU2Session::CreateRouterInfoBlock (uint8_t * buf, size_t len, std::shared_ptr<const i2p::data::RouterInfo> r)
{
if (!r || len < 5) return 0;
if (!r || !r->GetBuffer () || len < 5) return 0;
buf[0] = eSSU2BlkRouterInfo;
size_t size = r->GetBufferLen ();
if (size + 5 < len)