/// <summary>
/// Called when we have an error on a socket.
/// </summary>
static internal void OnSocketUnhandledError(RUDPSocket rudp, RUDPSocketError error, RUDPSendIAsyncResult sendAsyncResult)
{
//---- Disconnect the socket
OnDisconnected(rudp, DisconnectionReason.SocketError);
//---- Handle the error and forward it to the socket
if (rudp._status == RUDPSocketStatus.Connecting)
rudp.OnEndConnect(error);
else
{
// On Send Error
if (sendAsyncResult != null)
rudp.OnEndSend(error, sendAsyncResult);
// ELSE ... HOW TO GET sendAsyncResult when NULL ?????
// On Receive Error
RUDPReceiveIAsyncResult receiveAsyncResult = null;
Interlocked.Exchange<RUDPReceiveIAsyncResult>(ref receiveAsyncResult, rudp._asyncResultReceive);
if (receiveAsyncResult != null)
{
Interlocked.Exchange<RUDPReceiveIAsyncResult>(ref rudp._asyncResultReceive, null);
rudp.OnEndReceive(error, null, true, receiveAsyncResult);
}
}
}
private static void SetPacketACKed(RUDPSocket rudp, RUDPOutgoingPacket packet, double currentRTT)
{
lock (packet)
{
if (packet.IsACKed)
return;
rudp._controlWindow.OnACK(packet, currentRTT);
// Mark as ACKed
packet.IsACKed = true;
}
Trace("Packet ACKed(" + rudp.Handle + "): " + packet.PacketId + " " + packet.Channel);
//---- Ping ACK
if ((packet.Channel == RUDPPacketChannel.Ping || packet.Channel == RUDPPacketChannel.PingRendezVous) &&
rudp._status == RUDPSocketStatus.Connecting)
{
rudp._status = RUDPSocketStatus.Connected;
// MTU tuning
if (rudp._usePMTUDiscovery)
rudp._pmtuDiscovery.StartTuning();
// connection done
rudp.OnEndConnect(RUDPSocketError.Success);
return;
}
//---- Tear Down ACK : It was a tear down message, it has been received, we can close
if (packet.Channel == RUDPPacketChannel.TearDown &&
rudp._status == RUDPSocketStatus.Closing)
{
rudp._status = RUDPSocketStatus.ClosingACKed;
// Remove it to our list of "connected" sockets
if (rudp._remoteEndPoint != null)
{
// Unregister for the stack
UnregisterRUDPSocket(rudp);
rudp._physical.UnregisterConnectedSocket(rudp);
}
}
}