check if IP address is valid

NTCPSession.cpp

@@ -517,7 +517,7 @@ namespace ntcp
 	}	
 		
 		
-	NTCPClient::NTCPClient (boost::asio::io_service& service, boost::asio::ip::address& address, 
+	NTCPClient::NTCPClient (boost::asio::io_service& service, const boost::asio::ip::address& address, 
 		int port, i2p::data::RouterInfo& in_RouterInfo): 
 		NTCPSession (service, in_RouterInfo),
 		m_Endpoint (address, port)	

NTCPSession.h

@@ -144,7 +144,7 @@ namespace ntcp
 	{
 		public:
 
-			NTCPClient (boost::asio::io_service& service, boost::asio::ip::address& address, int port, i2p::data::RouterInfo& in_RouterInfo);
+			NTCPClient (boost::asio::io_service& service, const boost::asio::ip::address& address, int port, i2p::data::RouterInfo& in_RouterInfo);
 
 		private:
 

RouterInfo.cpp

@@ -101,7 +101,16 @@ namespace data
 				r += ReadString (value, s); 
 				s.seekg (1, std::ios_base::cur); r++; // ;
 				if (!strcmp (key, "host"))
-					address.host = boost::asio::ip::address::from_string (value);
+				{	
+					boost::system::error_code ecode;
+					address.host = boost::asio::ip::address::from_string (value, ecode);
+					if (ecode)
+					{	
+						// TODO: we should try to resolve address here
+						LogPrint ("Unexpected address ", value);
+						SetUnreachable (true);
+					}		
+				}	
 				else if (!strcmp (key, "port"))
 					address.port = boost::lexical_cast<int>(value);
 			}