restructure build to separate the 3 main components into 3 subdirectories

libi2pd for core libs

libi2pd_client for i2pd client libs

daemon for i2pd daemon libs

libi2pd/Event.h

@@ -0,0 +1,53 @@
+#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