fixed race condition

RouterContext.cpp

@@ -299,6 +299,18 @@ namespace i2p
 		i2p::HandleI2NPMessage (CreateI2NPMessage (buf, GetI2NPMessageLength (buf), from));
 	}
 
+	void RouterContext::ProcessGarlicMessage (I2NPMessage * msg)
+	{
+		std::unique_lock<std::mutex> l(m_GarlicMutex);
+		i2p::garlic::GarlicDestination::ProcessGarlicMessage (msg);
+	}	
+
+	void RouterContext::ProcessDeliveryStatusMessage (I2NPMessage * msg)
+	{
+		std::unique_lock<std::mutex> l(m_GarlicMutex);
+		i2p::garlic::GarlicDestination::ProcessDeliveryStatusMessage (msg);
+	}	
+
 	uint32_t RouterContext::GetUptime () const
 	{
 		return i2p::util::GetSecondsSinceEpoch () - m_StartupTime;

RouterContext.h

@@ -4,6 +4,7 @@
 #include <inttypes.h>
 #include <string>
 #include <memory>
+#include <mutex>
 #include <boost/asio.hpp>
 #include <cryptopp/dsa.h>
 #include <cryptopp/osrng.h>
@@ -75,6 +76,10 @@ namespace i2p
 			std::shared_ptr<const i2p::data::LeaseSet> 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 (I2NPMessage * msg);
+			void ProcessDeliveryStatusMessage (I2NPMessage * msg);	
 
 		private:
 
@@ -93,6 +98,7 @@ namespace i2p
 			bool m_AcceptsTunnels, m_IsFloodfill;
 			uint64_t m_StartupTime; // in seconds since epoch
 			RouterStatus m_Status;
+			std::mutex m_GarlicMutex;
 	};
 
 	extern RouterContext context;