Esempi in C++ (Cpp) per recvfrom__

Esempio n. 1

File: RakNetSocket2_Berkley.cpp Progetto: JohnMHarrisJr/RakNet

void RNS2_Berkley::RecvFromBlockingIPV4(RNS2RecvStruct *recvFromStruct)
{
    sockaddr* sockAddrPtr;
    socklen_t sockLen;
    socklen_t* socketlenPtr=(socklen_t*) &sockLen;
    sockaddr_in sa;
    memset(&sa,0,sizeof(sockaddr_in));
    const int flag=0;

    {
        sockLen=sizeof(sa);
        sa.sin_family = AF_INET;
        sa.sin_port=0;
        sockAddrPtr=(sockaddr*) &sa;
    }

    recvFromStruct->bytesRead = recvfrom__( GetSocket(), recvFromStruct->data, sizeof(recvFromStruct->data), flag, sockAddrPtr, socketlenPtr );

    if (recvFromStruct->bytesRead<=0)
    {
        /*
        DWORD dwIOError = WSAGetLastError();

        if ( dwIOError == WSAECONNRESET )
        {
#if defined(_DEBUG)
            RAKNET_DEBUG_PRINTF( "A previous send operation resulted in an ICMP Port Unreachable message.\n" );
#endif

        }
        else if ( dwIOError != WSAEWOULDBLOCK && dwIOError != WSAEADDRNOTAVAIL)
        {
#if defined(_WIN32) && !defined(_XBOX) && !defined(_XBOX_720_COMPILE_AS_WINDOWS) && !defined(X360) && defined(_DEBUG) && !defined(_XBOX_720_COMPILE_AS_WINDOWS)
            LPVOID messageBuffer;
            FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
                NULL, dwIOError, MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),  // Default language
                ( LPTSTR ) & messageBuffer, 0, NULL );
            // something has gone wrong here...
            RAKNET_DEBUG_PRINTF( "sendto failed:Error code - %d\n%s", dwIOError, messageBuffer );

            //Free the buffer.
            LocalFree( messageBuffer );
#endif
        }
        */

        return;
    }
    recvFromStruct->timeRead=RakNet::GetTimeUS();

    {

        recvFromStruct->systemAddress.SetPortNetworkOrder( sa.sin_port );
        recvFromStruct->systemAddress.address.addr4.sin_addr.s_addr=sa.sin_addr.s_addr;
    }

    // printf("--- Got %i bytes from %s\n", recvFromStruct->bytesRead, recvFromStruct->systemAddress.ToString());
}

Esempio n. 2

File: RakNetSocket2_Berkley.cpp Progetto: AgresivD/ivmultiplayer

void RNS2_Berkley::RecvFromBlockingIPV4(RNS2RecvStruct *recvFromStruct)
{
	sockaddr* sockAddrPtr;
	socklen_t sockLen;
	socklen_t* socketlenPtr=(socklen_t*) &sockLen;
	sockaddr_in sa;
	memset(&sa,0,sizeof(sockaddr_in));
	const int flag=0;
	
	



















	{
		sockLen=sizeof(sa);
		sa.sin_family = AF_INET;
		sa.sin_port=0;
		sockAddrPtr=(sockaddr*) &sa;
	}

	recvFromStruct->bytesRead = recvfrom__( GetSocket(), recvFromStruct->data, sizeof(recvFromStruct->data), flag, sockAddrPtr, socketlenPtr );









	if (recvFromStruct->bytesRead<=0)
		return;
	recvFromStruct->timeRead=RakNet::GetTimeUS();









	{
		
		recvFromStruct->systemAddress.SetPortNetworkOrder( sa.sin_port );
		recvFromStruct->systemAddress.address.addr4.sin_addr.s_addr=sa.sin_addr.s_addr;
	}
}

Esempio n. 3

File: RakNetSocket2_Berkley.cpp Progetto: AgresivD/ivmultiplayer

void RNS2_Berkley::RecvFromBlockingIPV4And6(RNS2RecvStruct *recvFromStruct)
{
#if RAKNET_SUPPORT_IPV6==1

	sockaddr_storage their_addr;
	sockaddr* sockAddrPtr;
	socklen_t sockLen;
	socklen_t* socketlenPtr=(socklen_t*) &sockLen;
	memset(&their_addr,0,sizeof(their_addr));
	int dataOutSize;
	const int flag=0;











	{
		sockLen=sizeof(their_addr);
		sockAddrPtr=(sockaddr*) &their_addr;
	}




	dataOutSize=MAXIMUM_MTU_SIZE;


	recvFromStruct->bytesRead = recvfrom__(rns2Socket, recvFromStruct->data, dataOutSize, flag, sockAddrPtr, socketlenPtr );









	if (recvFromStruct->bytesRead<=0)
		return;
	recvFromStruct->timeRead=RakNet::GetTimeUS();









	{
		if (their_addr.ss_family==AF_INET)
		{
			memcpy(&recvFromStruct->systemAddress.address.addr4,(sockaddr_in *)&their_addr,sizeof(sockaddr_in));
			recvFromStruct->systemAddress.debugPort=ntohs(recvFromStruct->systemAddress.address.addr4.sin_port);
			//	systemAddressOut->address.addr4.sin_port=ntohs( systemAddressOut->address.addr4.sin_port );
		}
		else
		{
			memcpy(&recvFromStruct->systemAddress.address.addr6,(sockaddr_in6 *)&their_addr,sizeof(sockaddr_in6));
			recvFromStruct->systemAddress.debugPort=ntohs(recvFromStruct->systemAddress.address.addr6.sin6_port);
			//	systemAddressOut->address.addr6.sin6_port=ntohs( systemAddressOut->address.addr6.sin6_port );
		}
	}


#else
	(void) recvFromStruct;
#endif
}

Esempio n. 4

File: RakNetSocket2_Berkley.cpp Progetto: DarkSlim/IVMultiplayer-1

void RNS2_Berkley::RecvFromBlockingIPV4And6(RNS2RecvStruct *recvFromStruct)
{
#if RAKNET_SUPPORT_IPV6==1

	sockaddr_storage their_addr;
	sockaddr* sockAddrPtr;
	socklen_t sockLen;
	socklen_t* socketlenPtr=(socklen_t*) &sockLen;
	memset(&their_addr,0,sizeof(their_addr));
	int dataOutSize;
	const int flag=0;











	{
		sockLen=sizeof(their_addr);
		sockAddrPtr=(sockaddr*) &their_addr;
	}




	dataOutSize=MAXIMUM_MTU_SIZE;


	recvFromStruct->bytesRead = recvfrom__(rns2Socket, recvFromStruct->data, dataOutSize, flag, sockAddrPtr, socketlenPtr );

#if defined(_WIN32) && defined(_DEBUG) && !defined(WINDOWS_PHONE_8)
	if (recvFromStruct->bytesRead==-1)
	{
		DWORD dwIOError = GetLastError();
		if (dwIoError != 10035)
		{
			LPVOID messageBuffer;
			FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
				NULL, dwIOError, MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ),  // Default language
				( LPTSTR ) & messageBuffer, 0, NULL );
			// I see this hit on XP with IPV6 for some reason
			RAKNET_DEBUG_PRINTF( "Warning: recvfrom failed:Error code - %d\n%s", dwIOError, messageBuffer );
			LocalFree( messageBuffer );
		}
	}	
#endif










	if (recvFromStruct->bytesRead<=0)
		return;
	recvFromStruct->timeRead=RakNet::GetTimeUS();









	{
		if (their_addr.ss_family==AF_INET)
		{
			memcpy(&recvFromStruct->systemAddress.address.addr4,(sockaddr_in *)&their_addr,sizeof(sockaddr_in));
			recvFromStruct->systemAddress.debugPort=ntohs(recvFromStruct->systemAddress.address.addr4.sin_port);
			//	systemAddressOut->address.addr4.sin_port=ntohs( systemAddressOut->address.addr4.sin_port );
		}
		else
		{
			memcpy(&recvFromStruct->systemAddress.address.addr6,(sockaddr_in6 *)&their_addr,sizeof(sockaddr_in6));
			recvFromStruct->systemAddress.debugPort=ntohs(recvFromStruct->systemAddress.address.addr6.sin6_port);
			//	systemAddressOut->address.addr6.sin6_port=ntohs( systemAddressOut->address.addr6.sin6_port );
		}
	}


#else
	(void) recvFromStruct;
#endif
}