private void StartReceiveCallback(IAsyncResult asyncResult)
{
Socket socket = asyncResult.AsyncState as Socket;
try {
socket.EndReceive(asyncResult);
buffer = new byte[8192];
int received = socket.Receive(buffer, buffer.Length, 0);
if (received <= 0)
{
Console.WriteLine("No Bytes received, disconnecting..");
throw new SocketException();
}
if (buffer.Length > received)
{
Array.Resize(ref buffer, received);
}
OnDataReceivedEvent?.Invoke(this, buffer);
socket.BeginReceive(new byte[] { 0 }, 0, 0, 0, StartReceiveCallback, null);
} catch {
OnClientDisconnectedEvent?.Invoke(this);
CloseConnection();
}
}
private void ConnectionLostRaise(EndPointId id, TcpClient client)
{
if (clients.ContainsKey(id) || lobbyClients.ContainsKey(id))
{
Console.WriteLine("An unexpected disconnection, source: " + ((IPEndPoint)client.Client.RemoteEndPoint).ToString());
clients.Remove(id);
lobbyClients.Remove(id);
OnClientDisconnectedEvent?.Invoke(id);
}
}
private void TryToReceive()
{
IPEndPoint remoteIp = new IPEndPoint(IPAddress.Any, port);
while (true)
{
try
{
dataReceived = server.Receive(ref remoteIp);
object arg = Encoding.Unicode.GetString(dataReceived);
object[] args;
args = arg.ToString().Split(argSplitter);
OnReceivedEvent?.Invoke(args, remoteIp.Address.ToString(), remoteIp.Port);
}
catch (Exception e)
{
OnClientDisconnectedEvent?.Invoke(remoteIp.Address.ToString(), remoteIp.Port);
Console.WriteLine(e);
}
}
}
public void Send(object[] args, string ip, int port)
{
IPAddress ipA = IPAddress.Parse(ip);
IPEndPoint remoteIp = new IPEndPoint(ipA, port);
string data = "";
foreach (object arg in args)
{
data += arg + argSplitter.ToString();
}
data = data.Substring(0, data.Length - 1);
try
{
byte[] messageToSend = Encoding.Unicode.GetBytes(data);
server.Send(messageToSend, messageToSend.Length, (IPEndPoint)remoteIp);
}
catch (Exception e)
{
OnClientDisconnectedEvent?.Invoke(ip, port);
Console.WriteLine(e);
}
}
public override void OnServerDisconnect(NetworkConnection conn)
{
base.OnServerDisconnect(conn);
OnClientDisconnectedEvent?.Invoke(conn);
}
/// <summary>
/// Triggered when the client is disconnected from the remote end point.
/// </summary>
protected void OnDisconnected()
{
OnClientDisconnectedEvent?.Invoke();
}
/// <summary>
/// Triggered when a client disconnects from the server.
/// </summary>
/// <param name="connection"></param>
private void OnClientDisconnected(NetUser connection)
{
OnClientDisconnectedEvent?.Invoke(connection);
}
