HOWTO: Mark a Device Configured Through VendorInstaller DLL |
Q175419
The information in this article applies to:
- Microsoft Win32 Device Driver Kit (DDK) Windows 95
SUMMARY
The registry key for the device being called is passed to the VendorInstaller code on its command line. A VendorInstaller should mark the devnode key as configured. The sample code below describes how to mark the devnode configured.
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Sample Code
extern "C" VOID PASCAL ScheduleInstallation(HWND hwndParent, HINSTANCE hDllInst, LPSTR lpstrCmdLine, int nCmdShow) { HKEY hkPlugNPlay; DWORD dw0 = 0; /* We now truncate lpstrCmdLine so it holds just the registry key we need. */ for (LPSTR lpstrSource = lpstrCmdLine; *lpstrSource && *lpstrSource != ' '; lpstrSource++) ; if (*lpstrSource) *lpstrSource++ ='\0'; if (ERROR_SUCCESS != RegOpenKey(HKEY_LOCAL_MACHINE, lpstrCmdLine, &hkPlugNPlay)) { return; } if (*lpstrSource) *(--lpstrSource) = ' '; // restore the blank // We must mark as installed now, so we don't do all // this once more in the event of a reboot. RegSetValueEx(hkPlugNPlay, "ConfigFlags", 0, REG_BINARY, (LPBYTE) &dw0, sizeof DWORD); RegCloseKey(hkPlugNPlay); BeginInstallation(hwndParent, hDllInst, lpstrCmdLine, nCmdShow); return; }
Keywords :
Issue type : kbhowto
Technology : kbAudDeveloper kbWin95search kbWinDDKSearch kbWin32sSearch kbWin32DDK95 kbWin32DDKSearch
Last Reviewed: March 7, 1999 |