private void Connect()
{
InitControlSocket(workingPort);
string passwordMessage = workingPassword + "<PasswordCheck>";
byte[] passwordToByte = Encoding.Unicode.GetBytes(passwordMessage);
int bytesSend = controlSocket.Send(passwordToByte);
int pwdAccepted = ReceivePasswordCheck();
if (pwdAccepted == 1)
{
InitKeyboardSocket(workingPort + 10);
InitMouseSocket(workingPort + 20);
InitClipboardSocket(workingPort + 30);
CSender = new ClipboardSender(clipboardSocket);
ListenFromServer();
tbConnectionStatus.Text = "Client connected to " + controlSocket.RemoteEndPoint.ToString();
Connect_Button.IsEnabled = false;
Disconnect_Button.IsEnabled = true;
InitHooks();
Thread tt = new Thread(() =>
{
while (clipboardSocket.Connected)
{
Thread t = new Thread(() => CSender.ReceiveClipboard());
t.SetApartmentState(ApartmentState.STA);
t.Start();
t.Join();
}
});
tt.Start();
connected = true;
}
else if (pwdAccepted == 0)
{
controlSocket.Close();
Disconnect_Button.IsEnabled = false;
Connect_Button.IsEnabled = true;
MessageBox.Show("Wrong Password");
}
else
{
MessageBox.Show("Server could not check password, try changing port");
Disconnect_Button.IsEnabled = false;
Connect_Button.IsEnabled = true;
}
}
public void ReceiveCallbackControl(IAsyncResult ar)
{
try
{
string content = string.Empty;
if (receiveControl.Connected)
{
StateObject state = (StateObject)ar.AsyncState;
Socket handler = state.workSocket;
int bytesRead = handler.EndReceive(ar);
if (bytesRead > 0)
{
content += Encoding.Unicode.GetString(state.buffer, 0, bytesRead);
if (content.IndexOf("<PasswordCheck>") > -1)
{
string str = content.Substring(0, content.LastIndexOf("<PasswordCheck>"));
if (CheckPassword(str, handler))
{
keyboardSocket.Listen(1);
AsyncCallback aCallback2 = new AsyncCallback(AcceptCallback);
keyboardSocket.BeginAccept(aCallback2, keyboardSocket);
clipboardSocket.Listen(1);
AsyncCallback aCallback3 = new AsyncCallback(AcceptCallback);
clipboardSocket.BeginAccept(aCallback3, clipboardSocket);
InitMouseSocket();
StartListenMouse();
ni.Icon = iconConnected;
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, SocketFlags.None, new AsyncCallback(ReceiveCallbackControl), state);
Thread tt = new Thread(() =>
{
while (receiveClipboard.Connected)
{
Thread t = new Thread(() => CSender.ReceiveClipboard());
t.SetApartmentState(ApartmentState.STA);
t.Start();
t.Join();
}
});
tt.Start();
connected = true;
}
}
else if (content.IndexOf("<Disconnect>") > -1)
{
ni.Icon = iconDisconnected;
ni.BalloonTipText = "Client is disconnected";
ni.ShowBalloonTip(3000);
receiveControl.Shutdown(SocketShutdown.Both);
receiveControl.Close();
receiveControl.Dispose();
receiveKeyboard.Shutdown(SocketShutdown.Both);
receiveKeyboard.Close();
receiveKeyboard.Dispose();
receiveClipboard.Shutdown(SocketShutdown.Both);
receiveClipboard.Close();
receiveClipboard.Dispose();
connected = false;
mouseSocket.Shutdown(SocketShutdown.Both);
mouseSocket.Close();
}
else if (content.IndexOf("<Stop>") > -1)
{
ni.Icon = iconPause;
ni.BalloonTipText = "Client stopped control";
ni.ShowBalloonTip(3000);
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, SocketFlags.None, new AsyncCallback(ReceiveCallbackControl), state);
}
else if (content.IndexOf("<Restart>") > -1)
{
ni.Icon = iconConnected;
ni.BalloonTipText = "Client restarted control";
ni.ShowBalloonTip(3000);
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, SocketFlags.None, new AsyncCallback(ReceiveCallbackControl), state);
}
else
{
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, SocketFlags.None, new AsyncCallback(ReceiveCallbackControl), state);
}
}
}
}
catch (ObjectDisposedException) { } //Need this when the socket are closed, exception not managed since we don't care if we loose some data
catch (SocketException) { }
}
