internal void ReceiveMessage(byte[] data, ServerSocket con)
{
//Debug.WriteLine("[Message] {0}", data[4]);
// Check if this is the first message received
if (!State.Instance.SaidHello(con))
{
var acceptableMessages = new byte[]
{
1, // Error
4, // Hello
5, // HelloAgain
92, // Ping
};
//TODO Maybe we shouldn't kill the connection here
// Basically, if someone dc's it's possible that
// a network call gets sent up on accident before HelloAgain,
// which effectivly kills the game.
// Maybe need a flag on the player saying they at least said
// hello once.
// A new connection must always start with a hello message, refuse the connection
if (acceptableMessages.Contains(data[4]) == false)
{
var pi = State.Instance.GetClient(con);
pi.Kick(false, L.D.ServerMessage__FailedToSendHelloMessage);
State.Instance.RemoveClient(pi);
return;
}
}
// Set the lSender field
_sender = con;
_sender.OnPingReceived();
// Parse and handle the message
_binParser.Parse(data);
}
private async Task ListenSingle()
{
try {
TcpClient client = null;
try {
client = await _tcp.AcceptTcpClientAsync();
} catch (ObjectDisposedException) {
return;
}
if (client != null)
{
Log.InfoFormat("New Connection {0}", client.Client.RemoteEndPoint);
var sc = new ServerSocket(client, this);
Context.State.Players.AddClient(sc);
return;
}
throw new NotImplementedException();
} catch (SocketException e) {
if (e.SocketErrorCode != SocketError.Interrupted)
{
throw;
}
}
}
internal void SetupHandler(ServerSocket con)
{
// Set the lSender field
_sender = con;
}
// Main thread function: waits and accept incoming connections
private void Listen(object o)
{
// Retrieve the parameter
var started = (ManualResetEvent)o;
// Start the server and signal it
_tcp.Start();
started.Set();
try
{
while (!_closed)
{
// Accept new connections
var con = _tcp.AcceptTcpClient();
if (con != null)
{
var sc = new ServerSocket(con, this);
State.Instance.AddClient(sc);
}
}
}
catch (SocketException e)
{
// Interrupted is expected when the server gets stopped
if (e.SocketErrorCode != SocketError.Interrupted) throw;
}
}
internal void ResetSocket(ServerSocket socket)
{
Socket = socket;
}
internal PlayerInfo(ServerSocket socket)
{
Socket = socket;
Connected = true;
}
internal void ReceiveMessage(byte[] data, ServerSocket con)
{
//Debug.WriteLine("[Message] {0}", data[4]);
// Check if this is the first message received
if (!State.Instance.SaidHello(con))
{
// A new connection must always start with a hello message, refuse the connection
if (data[4] != (byte)3 && data[4] != (byte)4)
{
var pi = State.Instance.GetClient(con);
pi.Kick("You must shake hands. No one likes an anti social connection.");
State.Instance.RemoveClient(pi);
return;
}
}
// Set the lSender field
_sender = con;
_sender.OnPingReceived();
// Parse and handle the message
_binParser.Parse(data);
}
public PlayerInfo GetClient(ServerSocket client)
{
return Clients.FirstOrDefault(x => x.Socket == client);
}
public PlayerInfo GetClient(ServerSocket client)
{
return(Clients.FirstOrDefault(x => x.Socket == client));
}
internal void ResetSocket(ServerSocket socket)
{
Socket = socket;
}
internal PlayerInfo(ServerSocket socket)
{
Socket = socket;
Connected = true;
}
public BinaryParser(ServerSocket socket)
{
_socket = socket ?? throw new ArgumentNullException(nameof(socket));
}
public BinarySenderStub(ServerSocket to, Handler handler) : base(handler)
{
this.to = to;
}
public BinarySenderStub(ServerSocket to, Handler handler)
: base(handler)
{
this.to = to;
}
public bool SaidHello(ServerSocket socket)
{
return(SaidHello(socket.Client));
}
public void AddClient(ServerSocket socket)
{
try
{
_locker.EnterWriteLock();
_players.Add(new PlayerInfo(socket));
}
finally
{
_locker.ExitWriteLock();
}
}
internal void SetupHandler(ServerSocket con)
{
// Set the lSender field
_sender = con;
}
public bool SaidHello(ServerSocket socket)
{
return SaidHello(socket.Client);
}
internal PlayerInfo(State state, ServerSocket socket)
{
_state = state;
Socket = socket;
Connected = true;
}