//---- Read Messages
//------------------
protected void ReceiveCallback(IAsyncResult result)
{
try
{
int byteLength = stream.EndRead(result);
if (byteLength <= 0)
{
Status = SharedEnums.ConnectionStatus.Disconnect;
return;
}
// create network packet for incoming messages
if (packet == null)
{
packet = new NetworkPacket();
}
byte[] data = new byte[byteLength];
Array.Copy(readBuffer, data, byteLength);
// read packet
packet.AppendBytes(data);
while (!packet.BytesNullOrEmpty)
{
NetworkPacket.ProcessResult process = packet.Read();
if (process == NetworkPacket.ProcessResult.Error)
{
Status = SharedEnums.ConnectionStatus.Disconnect;
return;
}
if (process == NetworkPacket.ProcessResult.NotDone)
{
// Packet was broken up, need another packet to finish so wait to read more
break;
}
else if (process == NetworkPacket.ProcessResult.Done)
{
// Network message done, process
ProcessNetMessage(packet.Interface, packet.Type, packet.Message);
packet.ResetForNewMessage();
// will continue to read until all messages are read from bytes.
}
}
// start reading again
stream.BeginRead(readBuffer, 0, SharedConsts.DATABUFFERSIZE, ReceiveCallback, null);
}
catch (Exception ex)
{
Log?.Error($"Error receiving message: {ex}");
// disconnect
Status = SharedEnums.ConnectionStatus.Disconnect;
}
}
