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[SHELL32][SDK] Implement SHTestTokenPrivilegeW (#5725)

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and modify shell32.spec.
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Katayama Hirofumi MZ 2023-09-26 07:36:07 +09:00 • committed by GitHub
parent 1b3eed58ca
commit d1e9fe13de
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4 changed files with 65 additions and 12 deletions
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61
dll/win32/shell32/utils.cpp
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@ -103,6 +103,67 @@ SHInvokePrivilegedFunctionW(
return hr;
}
/*************************************************************************
* SHTestTokenPrivilegeW (SHELL32.236)
*
* @see http://undoc.airesoft.co.uk/shell32.dll/SHTestTokenPrivilegeW.php
*/
EXTERN_C
BOOL WINAPI
SHTestTokenPrivilegeW(_In_opt_ HANDLE hToken, _In_z_ LPCWSTR lpName)
{
LUID Luid;
DWORD dwLength;
PTOKEN_PRIVILEGES pTokenPriv;
HANDLE hNewToken = NULL;
BOOL ret = FALSE;
TRACE("(%p, %s)\n", hToken, debugstr_w(lpName));
if (!lpName)
return FALSE;
if (!hToken)
{
if (!SHOpenEffectiveToken(&hNewToken))
goto Quit;
if (!hNewToken)
return FALSE;
hToken = hNewToken;
}
if (!LookupPrivilegeValueW(NULL, lpName, &Luid))
return FALSE;
dwLength = 0;
if (!GetTokenInformation(hToken, TokenPrivileges, NULL, 0, &dwLength))
goto Quit;
pTokenPriv = (PTOKEN_PRIVILEGES)LocalAlloc(LPTR, dwLength);
if (!pTokenPriv)
goto Quit;
if (GetTokenInformation(hToken, TokenPrivileges, pTokenPriv, dwLength, &dwLength))
{
UINT iPriv, cPrivs;
cPrivs = pTokenPriv->PrivilegeCount;
for (iPriv = 0; !ret && iPriv < cPrivs; ++iPriv)
{
ret = RtlEqualLuid(&Luid, &pTokenPriv->Privileges[iPriv].Luid);
}
}
LocalFree(pTokenPriv);
Quit:
if (hToken == hNewToken)
CloseHandle(hNewToken);
return ret;
}
/*************************************************************************
* SHGetShellStyleHInstance (SHELL32.749)
*/