public ServerCommunicationHandler(MainWindow main_window, CancellationToken cancel_token, Tunnel.TunnelManager tunnel_manager, UserManager user_manager, IPEndPoint server_endpoint)
{
_main_window = main_window;
_cancel_token = cancel_token;
_tunnel_manager = tunnel_manager;
_server_endpoint = server_endpoint;
_server_connection = new TcpClient();
_messages = new List<Message>();
_user_manager = user_manager;
}
private void HandleData(byte[] data, Tunnel tunnel, IPEndPoint ip_endpoint)
{
if (ip_endpoint.Address.Equals(_server_endpoint.Address))
{
if (tunnel.state != TunnelState.InformedServer)
{
Trace.TraceError("Received unexpected message from server on a tunnel socket");
return; // Continue
}
throw new NotImplementedException("Read data from server, open connection to remote");
}
else if (tunnel.tunnel_connection != null && ip_endpoint.Address.Equals(tunnel.tunnel_connection.Client.RemoteEndPoint))
{
if (tunnel.state < TunnelState.Connecting)
{
Trace.TraceError("Received message from remote endpoint before expected");
return; // Continue
}
else if (tunnel.state == TunnelState.Connecting || tunnel.state == TunnelState.Halfway)
{
throw new NotImplementedException("See if it's a ping or a pong and act accordingly");
// State to change to when we receive ping/pong and we're connecting/halfway:
// Connecting Halfway
// Ping Halfway Halfway
// Pong Connected Connected
}
}
else
{
// Assume that it's coming from the local host
// TODO: Figure out how to verify it's from the local host
throw new NotImplementedException("Forward data");
}
}
/// <summary>
/// Add a new tunnel to the manager for the manager to take care of.
/// </summary>
public void AddTunnel(Tunnel tunnel)
{
lock (_tunnels_to_add)
_tunnels_to_add.Add(tunnel);
}