private void PipeRemoteReceiveCallback(IAsyncResult ar)
{
if (_closed)
{
return;
}
try
{
if (remote == null)
{
return;
}
int bytesRead = remote.EndReceive(ar);
_totalRead += bytesRead;
_tcprelay.UpdateInboundCounter(server, bytesRead);
if (bytesRead > 0)
{
lastActivity = DateTime.Now;
int bytesToSend;
lock (_decryptionLock)
{
if (_closed)
{
return;
}
encryptor.Decrypt(_remoteRecvBuffer, bytesRead, _remoteSendBuffer, out bytesToSend);
}
connection.BeginSend(_remoteSendBuffer, 0, bytesToSend, SocketFlags.None, new AsyncCallback(PipeConnectionSendCallback), null);
IStrategy strategy = controller.GetCurrentStrategy();
strategy?.UpdateLastRead(server);
}
else
{
connection.Shutdown(SocketShutdown.Send);
_connectionShutdown = true;
CheckClose();
}
}
catch (Exception e)
{
Logging.LogUsefulException(e);
Close();
}
}
