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/TunnelGateway.h

@@ -0,0 +1,56 @@
+#ifndef TUNNEL_GATEWAY_H__
+#define TUNNEL_GATEWAY_H__
+
+#include <inttypes.h>
+#include <vector>
+#include <memory>
+#include "I2NPProtocol.h"
+#include "TunnelBase.h"
+
+namespace i2p
+{
+namespace tunnel
+{
+	class TunnelGatewayBuffer
+	{
+		public:
+			TunnelGatewayBuffer ();
+			~TunnelGatewayBuffer ();
+			void PutI2NPMsg (const TunnelMessageBlock& block);	
+			const std::vector<std::shared_ptr<const I2NPMessage> >& GetTunnelDataMsgs () const { return m_TunnelDataMsgs; };
+			void ClearTunnelDataMsgs ();
+			void CompleteCurrentTunnelDataMessage ();
+
+		private:
+
+			void CreateCurrentTunnelDataMessage ();
+			
+		private:
+
+			std::vector<std::shared_ptr<const I2NPMessage> > m_TunnelDataMsgs;
+			std::shared_ptr<I2NPMessage> m_CurrentTunnelDataMsg;
+			size_t m_RemainingSize;
+			uint8_t m_NonZeroRandomBuffer[TUNNEL_DATA_MAX_PAYLOAD_SIZE];
+	};	
+
+	class TunnelGateway
+	{
+		public:
+
+			TunnelGateway (TunnelBase * tunnel):
+				m_Tunnel (tunnel), m_NumSentBytes (0) {};
+			void SendTunnelDataMsg (const TunnelMessageBlock& block);	
+			void PutTunnelDataMsg (const TunnelMessageBlock& block);
+			void SendBuffer ();			
+			size_t GetNumSentBytes () const { return m_NumSentBytes; };
+		
+		private:
+
+			TunnelBase * m_Tunnel;
+			TunnelGatewayBuffer m_Buffer;
+			size_t m_NumSentBytes;
+	};	
+}		
+}	
+
+#endif