Changeset 18691 in vbox for trunk/src

Timestamp:

Apr 3, 2009 1:37:55 PM (16 years ago)

Author:

vboxsync

Message:

DHCP: make it be DIFX-killable

File:

• trunk/src/VBox/NetworkServices/DHCP/VBoxNetDHCP.cpp (modified) (1 diff)

trunk/src/VBox/NetworkServices/DHCP/VBoxNetDHCP.cpp

@@ -2057 +2057 @@
 
 # ifdef RT_OS_WINDOWS
+
+static LRESULT CALLBACK WindowProc(HWND hwnd,
+    UINT uMsg,
+    WPARAM wParam,
+    LPARAM lParam
+)
+{
+    if(uMsg == WM_DESTROY)
+    {
+        PostQuitMessage(0);
+        return 0;
+    }
+    return DefWindowProc (hwnd, uMsg, wParam, lParam);
+}
+
+static LPCSTR g_WndClassName = "VBoxNetDHCPClass";
+
+static DWORD WINAPI MsgThreadProc(__in  LPVOID lpParameter)
+{
+     HWND                 hwnd = 0;
+     HINSTANCE hInstance = (HINSTANCE)GetModuleHandle (NULL);
+     bool bExit = false;
+
+     /* Register the Window Class. */
+     WNDCLASS wc;
+     wc.style         = 0;
+     wc.lpfnWndProc   = WindowProc;
+     wc.cbClsExtra    = 0;
+     wc.cbWndExtra    = sizeof(void *);
+     wc.hInstance     = hInstance;
+     wc.hIcon         = NULL;
+     wc.hCursor       = NULL;
+     wc.hbrBackground = (HBRUSH)(COLOR_BACKGROUND + 1);
+     wc.lpszMenuName  = NULL;
+     wc.lpszClassName = g_WndClassName;
+
+     ATOM atomWindowClass = RegisterClass(&wc);
+
+     if (atomWindowClass != 0)
+     {
+         /* Create the window. */
+         hwnd = CreateWindowEx (WS_EX_TOOLWINDOW | WS_EX_TRANSPARENT | WS_EX_TOPMOST,
+                 g_WndClassName, g_WndClassName,
+                                                   WS_POPUPWINDOW,
+                                                  -200, -200, 100, 100, NULL, NULL, hInstance, NULL);
+
+         if (hwnd)
+         {
+             SetWindowPos(hwnd, HWND_TOPMOST, -200, -200, 0, 0,
+                          SWP_NOACTIVATE | SWP_HIDEWINDOW | SWP_NOCOPYBITS | SWP_NOREDRAW | SWP_NOSIZE);
+
+             MSG msg;
+             while (GetMessage(&msg, NULL, 0, 0))
+             {
+                 TranslateMessage(&msg);
+                 DispatchMessage(&msg);
+             }
+
+             DestroyWindow (hwnd);
+
+             bExit = true;
+         }
+
+         UnregisterClass (g_WndClassName, hInstance);
+     }
+
+     if(bExit)
+     {
+         /* no need any accuracy here, in anyway the DHCP server usually gets terminated with TerminateProcess */
+         exit(0);
+     }
+
+     return 0;
+}
+
+
 /** (We don't want a console usually.) */
 int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow)
 {
     NOREF(hInstance); NOREF(hPrevInstance); NOREF(lpCmdLine); NOREF(nCmdShow);
+
+    HANDLE hThread = CreateThread(
+      NULL, /*__in_opt   LPSECURITY_ATTRIBUTES lpThreadAttributes, */
+      0, /*__in       SIZE_T dwStackSize, */
+      MsgThreadProc, /*__in       LPTHREAD_START_ROUTINE lpStartAddress,*/
+      NULL, /*__in_opt   LPVOID lpParameter,*/
+      0, /*__in       DWORD dwCreationFlags,*/
+      NULL /*__out_opt  LPDWORD lpThreadId*/
+    );
+
+    if(hThread != NULL)
+        CloseHandle(hThread);
+
     return main(__argc, __argv, environ);
 }