Renci.SshNet.ForwardedPortLocal.ProcessAccept C# (CSharp) Method

        private void ProcessAccept(Socket clientSocket)
        {
            // close the client socket if we're no longer accepting new connections
            if (!IsStarted)
            {
                CloseClientSocket(clientSocket);
                return;
            }

            // capture the countdown event that we're adding a count to, as we need to make sure that we'll be signaling
            // that same instance; the instance field for the countdown event is re-initialized when the port is restarted
            // and at that time there may still be pending requests
            var pendingChannelCountdown = _pendingChannelCountdown;

            pendingChannelCountdown.AddCount();

            try
            {
                var originatorEndPoint = (IPEndPoint) clientSocket.RemoteEndPoint;

                RaiseRequestReceived(originatorEndPoint.Address.ToString(),
                    (uint)originatorEndPoint.Port);

                using (var channel = Session.CreateChannelDirectTcpip())
                {
                    channel.Exception += Channel_Exception;
                    channel.Open(Host, Port, this, clientSocket);
                    channel.Bind();
                }
            }
            catch (Exception exp)
            {
                RaiseExceptionEvent(exp);
                CloseClientSocket(clientSocket);
            }
            finally
            {
                // take into account that CountdownEvent has since been disposed; when stopping the port we
                // wait for a given time for the channels to close, but once that timeout period has elapsed
                // the CountdownEvent will be disposed
                try
                {
                    pendingChannelCountdown.Signal();
                }
                catch (ObjectDisposedException)
                {
                }
            }
        }