generate reandom tunnelMsgID

Tunnel.cpp

@@ -198,8 +198,7 @@ namespace tunnel
 	
 	Tunnels tunnels;
 	
-	Tunnels::Tunnels (): m_IsRunning (false), m_IsTunnelCreated (false), 
-		m_NextReplyMsgID (555), m_Thread (nullptr), m_ExploratoryPool (nullptr)
+	Tunnels::Tunnels (): m_IsRunning (false), m_Thread (nullptr), m_ExploratoryPool (nullptr)
 	{
 	}
 	
@@ -535,9 +534,9 @@ namespace tunnel
 	TTunnel * Tunnels::CreateTunnel (TunnelConfig * config, OutboundTunnel * outboundTunnel)
 	{
 		TTunnel * newTunnel = new TTunnel (config);
-		m_PendingTunnels[m_NextReplyMsgID] = newTunnel; 
-		newTunnel->Build (m_NextReplyMsgID, outboundTunnel);
-		m_NextReplyMsgID++; // TODO: should be atomic
+		uint32_t replyMsgID = i2p::context.GetRandomNumberGenerator ().GenerateWord32 ();
+		m_PendingTunnels[replyMsgID] = newTunnel; 
+		newTunnel->Build (replyMsgID, outboundTunnel);
 		return newTunnel;
 	}	
 

Tunnel.h

@@ -146,8 +146,6 @@ namespace tunnel
 		private:
 
 			bool m_IsRunning;
-			bool m_IsTunnelCreated; // TODO: temporary
-			uint32_t m_NextReplyMsgID; // TODO: make it random later
 			std::thread * m_Thread;	
 			std::map<uint32_t, Tunnel *> m_PendingTunnels; // by replyMsgID
 			std::mutex m_InboundTunnelsMutex;