wintun/api/rundll32.c
Simon Rozman 5925f914e4 api: add support for WoW64
Some functions of SetupAPI only work when invoked from a native process.
Registry and filesystem reflection makes them fail on WoW64. For WoW64
processes, a minimum set of rundll32 functions are provided.

Signed-off-by: Simon Rozman <simon@rozman.si>
2020-10-30 16:50:59 +01:00

63 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0
*
* Copyright (C) 2018-2020 WireGuard LLC. All Rights Reserved.
*/
#include "pch.h"
#if defined(_M_AMD64) || defined(_M_ARM64)
__declspec(dllexport) VOID __stdcall CreateAdapter(HWND hwnd, HINSTANCE hinst, LPSTR lpszCmdLine, int nCmdShow)
{
UNREFERENCED_PARAMETER(hwnd);
UNREFERENCED_PARAMETER(hinst);
UNREFERENCED_PARAMETER(lpszCmdLine);
UNREFERENCED_PARAMETER(nCmdShow);
int Argc;
LPWSTR *Argv = CommandLineToArgvW(GetCommandLineW(), &Argc);
if (Argc < 4)
goto cleanupArgv;
if (wcslen(Argv[2]) >= MAX_POOL)
goto cleanupArgv;
if (wcslen(Argv[3]) >= MAX_ADAPTER_NAME)
goto cleanupArgv;
GUID RequestedGUID;
if (Argc > 4 && FAILED(CLSIDFromString(Argv[4], &RequestedGUID)))
goto cleanupArgv;
WINTUN_ADAPTER *Adapter;
BOOL RebootRequired = FALSE;
DWORD Result = WintunCreateAdapter(Argv[2], Argv[3], Argc > 4 ? &RequestedGUID : NULL, &Adapter, &RebootRequired);
if (Result != ERROR_SUCCESS)
goto cleanupArgv;
WintunFreeAdapter(Adapter);
cleanupArgv:
LocalFree(Argv);
}
__declspec(dllexport) VOID __stdcall DeleteAdapter(HWND hwnd, HINSTANCE hinst, LPSTR lpszCmdLine, int nCmdShow)
{
UNREFERENCED_PARAMETER(hwnd);
UNREFERENCED_PARAMETER(hinst);
UNREFERENCED_PARAMETER(lpszCmdLine);
UNREFERENCED_PARAMETER(nCmdShow);
int Argc;
LPWSTR *Argv = CommandLineToArgvW(GetCommandLineW(), &Argc);
if (Argc < 3)
goto cleanupArgv;
WINTUN_ADAPTER Adapter = { 0 };
if (FAILED(CLSIDFromString(Argv[2], &Adapter.CfgInstanceID)))
goto cleanupArgv;
BOOL RebootRequired = FALSE;
WintunDeleteAdapter(&Adapter, &RebootRequired);
cleanupArgv:
LocalFree(Argv);
}
#endif