public AddonConnection(string address, int port, string sessionId, EndlessClient client)
{
this.Client = client;
this.Serializer = new BinarySerializer();
this.Deserializer = new BinaryDeserializer();
this.SessionId = sessionId;
this.Socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
this.Socket.Connect(address, port);
this.Stream = new NetworkStream(this.Socket);
this.Stream.BeginRead(this.Buffer, 0, this.Buffer.Length, new AsyncCallback(this.ReceiveCallback), null);
this.Deserializer.OnDeserializedMessage += (e) =>
{
this.OnMessage?.Invoke(this, e);
};
this.Send("init", Program.AddonVersion, this.SessionId);
}
private void ReceiveCallback(IAsyncResult ar)
{
try
{
if (!this.Socket.Connected)
{
if (this.Stream != null)
{
Program.Console.Error("ProxyClient connection forcibly reset by peer.");
}
return;
}
var length = this.Stream.EndRead(ar);
var received = this.Buffer.Take(length).ToArray();
if (length == 0)
{
Program.Console.Error("ProxyClient connection forcibly reset by peer. (receiveBytes == 0)");
return;
}
if (this.State != ClientState.Initialized)
{
var packet = new Packet(received.Skip(2).ToArray());
if (packet.Family == PacketFamily.Init && packet.Action == PacketAction.Init)
{
this.State = ClientState.Initialized;
packet.Skip(3);
var recv_multi = packet.GetByte();
var send_multi = packet.GetByte();
this.PacketProcessor.SetMulti(recv_multi, send_multi);
}
}
var decode_buffer = received.Skip(2).ToArray();
this.PacketProcessor.Decode(ref decode_buffer);
var decode_packet = new Packet(decode_buffer);
Program.Console.Information("({0}) {1} {2} | (length: {3})", "server->client",
decode_packet.Family, decode_packet.Action, decode_packet.Length);
if (decode_packet.Family == PacketFamily.Talk && decode_packet.Action == PacketAction.Announce)
{
var name = decode_packet.GetBreakString();
var message = decode_packet.GetBreakString();
if (name == "LunaAddons")
{
var port = int.Parse(message.Split(' ')[0]);
var sessionId = message.Split(' ')[1];
var memory = new MemorySharp(Process.GetCurrentProcess());
var client = new EndlessClient(memory);
client.SetupAddonConnection(this.EOAddress, port, sessionId);
goto skip_packet;
}
}
// send the EO client the received bytes from EO server.
this.Session.Send(received);
skip_packet:
this.Stream?.BeginRead(this.Buffer, 0, this.Buffer.Length, new AsyncCallback(this.ReceiveCallback), null);
}
catch (IOException)
{
if (this.Session != null && this.Session.IsConnected)
{
this.Session.Disconnect();
}
if (this.Socket != null && this.Socket.Connected)
{
this.Socket.Disconnect(true);
}
}
catch (SocketException)
{
if (this.Session != null && this.Session.IsConnected)
{
this.Session.Disconnect();
}
if (this.Socket != null && this.Socket.Connected)
{
this.Socket.Disconnect(true);
}
}
}
