Ejemplo n.º 1
0
bool
SocketDescriptor::Connect(SocketAddress address)
{
  assert(address.IsDefined());

  return ::connect(Get(), address.GetAddress(), address.GetSize()) >= 0;
}
Ejemplo n.º 2
0
int UDPSocket::ReceiveFrom( void* inToReceive, int inMaxLength, SocketAddress& outFromAddress )
{
	socklen_t fromLength = outFromAddress.GetSize();
	
	int readByteCount = recvfrom( mSocket,
								 static_cast< char* >( inToReceive ),
								 inMaxLength,
								 0, &outFromAddress.mSockAddr, &fromLength );
	if( readByteCount >= 0 )
	{
		return readByteCount;
	}
	else
	{
		int error = SocketUtil::GetLastError();
		
		if( error == WSAEWOULDBLOCK )
		{
			return 0;
		}
		else if( error == WSAECONNRESET )
		{
			//this can happen if a client closed and we haven't DC'd yet.
			//this is the ICMP message being sent back saying the port on that computer is closed
			LOG( "Connection reset from %s", outFromAddress.ToString().c_str() );
			return -WSAECONNRESET;
		}
		else
		{
			SocketUtil::ReportError( "UDPSocket::ReceiveFrom" );
			return -error;
		}
	}
}
Ejemplo n.º 3
0
int UDPSocket::Bind( const SocketAddress& inBindAddress )
{
	int error = bind( mSocket, &inBindAddress.mSockAddr, inBindAddress.GetSize() );
	if( error != 0 )
	{
		SocketUtil::ReportError( "UDPSocket::Bind" );
		return SocketUtil::GetLastError();
	}
	
	return NO_ERROR;
}
Ejemplo n.º 4
0
        int UDPSocket::Bind(const SocketAddress& address)
        {
			int error = bind(m_socket, &address.m_sockAddr, (int)address.GetSize());
            if(error != 0)
            {
#ifdef _DEBUG
                ReportError("UDPSocket::Bind");                
#endif
                return LastError(); 
            }

            return NO_ERROR;
        }
Ejemplo n.º 5
0
        int UDPSocket::ReceiveFrom(void* buffer, int len, SocketAddress& from)
        {
            socklen_t fromLen = (socklen_t)from.GetSize();
            int byteCount = recvfrom(m_socket, static_cast<char*>(buffer), len, 0, &from.m_sockAddr, &fromLen);
            if(byteCount < 0)
            {
#ifdef _DEBUG
                ReportError("UDPSocket::ReceiveFrom");
#endif
                return -LastError();
            }

            return byteCount;
        }
Ejemplo n.º 6
0
ssize_t
SocketDescriptor::Write(const void *buffer, size_t length,
                        SocketAddress address)
{
  int flags = 0;
#ifdef HAVE_POSIX
  flags |= MSG_DONTWAIT;
#endif
#ifdef __linux__
  flags |= MSG_NOSIGNAL;
#endif

  return ::sendto(Get(), (const char *)buffer, length, flags,
                  address.GetAddress(), address.GetSize());
}
Ejemplo n.º 7
0
int UDPSocket::SendTo( const void* inToSend, int inLength, const SocketAddress& inToAddress )
{
	int byteSentCount = sendto( mSocket,
							   static_cast< const char* >( inToSend ),
							   inLength,
							   0, &inToAddress.mSockAddr, inToAddress.GetSize() );
	if( byteSentCount <= 0 )
	{
		//we'll return error as negative number to indicate less than requested amount of bytes sent...
		SocketUtil::ReportError( "UDPSocket::SendTo" );
		return -SocketUtil::GetLastError();
	}
	else
	{
		return byteSentCount;
	}
}
Ejemplo n.º 8
0
        int UDPSocket::SendTo(const void* data, int len, const SocketAddress& to)
        {
			int byteCount = sendto(m_socket, static_cast<const char*>(data), len, 0, &to.m_sockAddr, (int)to.GetSize());
            if(byteCount < 0)
            {
#ifdef _DEBUG
                ReportError("UDPSocket::SendTo");
#endif
                return -LastError();
            }

            return byteCount;
        }
Ejemplo n.º 9
0
bool
SocketDescriptor::Bind(SocketAddress address)
{
  return bind(Get(), address.GetAddress(), address.GetSize()) == 0;
}