private void AcceptTcpClient(IAsyncResult asyncResult)
{
if (!(asyncResult.AsyncState is TcpListener asyncState))
{
throw new Exception("Non-TcpListener AsyncState");
}
var clientPair = new ClientPair();
try
{
clientPair.connectRetryCount = 0;
clientPair.disconnected = false;
clientPair.source = asyncState.EndAcceptTcpClient(asyncResult);
clientPair.target = new TcpClient();
clientPair.target.BeginConnect(_targetHost, _targetPort, TargetConnect, clientPair);
asyncState.BeginAcceptTcpClient(AcceptTcpClient, _listener);
}
catch (ObjectDisposedException)
{
}
catch (Exception ex)
{
Trace.TraceError("Failed when trying to accept new clients with '{0}'", (object)ex.ToString());
}
}
private void DisconnectPair(ClientPair pair)
{
if (pair.disconnected)
{
return;
}
try
{
try
{
if (pair.target.Client.Connected)
{
pair.target.Client.Close();
}
}
catch
{
}
if (!pair.disconnected)
{
pair.disconnected = true;
}
try
{
if (!pair.source.Client.Connected)
{
return;
}
pair.source.Client.Close();
}
catch
{
}
}
catch (Exception ex)
{
Trace.TraceError(ex.ToString());
}
}
