public void Start(IPEndPoint ip, int maxConnections, PBEEncryption encryption = null, bool dualMode = false)
{
if (IsRunning)
{
throw new InvalidOperationException("Server is already running.");
}
if (ip == null)
{
throw new ArgumentNullException(nameof(ip));
}
if (maxConnections <= 0)
{
throw new ArgumentException($"\"{nameof(maxConnections)}\" must be greater than 0.");
}
_listener = new Socket(ip.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
if (ip.AddressFamily == AddressFamily.InterNetworkV6)
{
_listener.DualMode = dualMode;
}
_listener.Bind(ip);
_encryption = encryption;
try
{
_maxConnections = maxConnections;
_listener.Listen(maxConnections);
_listener.BeginAccept(OnClientConnected, null);
}
catch (Exception ex)
{
NotifyError(ex);
Stop();
}
}
public bool Connect(IPEndPoint ip, int millisecondsTimeout, PBEEncryption encryption = null)
{
if (ip == null)
{
throw new ArgumentNullException(nameof(ip));
}
if (millisecondsTimeout < -1)
{
throw new ArgumentException($"\"{nameof(millisecondsTimeout)}\" is invalid.");
}
Disconnect(true);
_socket = new Socket(ip.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
try
{
if (_socket.BeginConnect(ip, null, null).AsyncWaitHandle.WaitOne(millisecondsTimeout))
{
IsConnected = true;
RemoteIP = ip;
_encryption = encryption;
BeginReceive();
return(true);
}
}
catch (Exception ex)
{
NotifyError(ex);
}
Disconnect(false);
return(false);
}
public void Disconnect(bool notify)
{
if (IsConnected)
{
IsConnected = false;
RemoteIP = null;
_encryption = null;
try
{
_socket.Shutdown(SocketShutdown.Both);
}
catch (Exception ex)
{
NotifyError(ex);
}
_socket.Dispose();
_socket = null;
if (notify)
{
Disconnected?.Invoke(this, EventArgs.Empty);
}
}
}
internal PBEServerClient(Socket socket, PBEEncryption encryption)
{
Socket = socket;
IP = (IPEndPoint)socket.RemoteEndPoint;
_encryption = encryption;
}
