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[idd] helper: implement enable/disable priv

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Implements `EnablePriv` and `DisablePriv` so the helper can now
interact with the desktop. Fixes issues with setting cursor position
This commit is contained in:
Geoffrey McRae
2025-09-07 13:05:38 +00:00
parent 5f9649b4a2
commit 0feaa716c5
1 changed files with 49 additions and 0 deletions
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49
idd/LGIddHelper/main.cpp
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@@ -323,12 +323,61 @@ static void ReportSvcStatus(DWORD dwCurrentState, DWORD dwWin32ExitCode, DWORD d
static bool EnablePriv(const char * name) static bool EnablePriv(const char * name)
{ {
TOKEN_PRIVILEGES tp = { 0 };
LUID luid;
HandleT<HANDLENullTraits> hToken;
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,
hToken.GetAddressOf()))
{
DEBUG_ERROR_HR(GetLastError(), "OpenProcessToken");
return false;
}
if (!LookupPrivilegeValueA(NULL, name, &luid))
{
DEBUG_ERROR_HR(GetLastError(), "LookupPrivilegeValue %s", name);
return false;
}
tp.PrivilegeCount = 1;
tp.Privileges[0].Luid = luid;
tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
if (!AdjustTokenPrivileges(hToken.Get(), FALSE, &tp, sizeof(tp), NULL, NULL))
{
DEBUG_ERROR_HR(GetLastError(), "AdjustTokenPrivileges %s", name);
return false;
}
return true; return true;
} }
static void DisablePriv(const char * name) static void DisablePriv(const char * name)
{ {
TOKEN_PRIVILEGES tp = {0};
LUID luid;
HandleT<HANDLENullTraits> hToken;
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,
hToken.GetAddressOf()))
{
DEBUG_ERROR_HR(GetLastError(), "OpenProcessToken");
return;
}
if (!LookupPrivilegeValueA(NULL, name, &luid))
{
DEBUG_ERROR_HR(GetLastError(), "LookupPrivilegeValue %s", name);
return;
}
tp.PrivilegeCount = 1;
tp.Privileges[0].Luid = luid;
tp.Privileges[0].Attributes = 0;
if (!AdjustTokenPrivileges(hToken.Get(), FALSE, &tp, sizeof(tp), NULL, NULL))
DEBUG_ERROR_HR(GetLastError(), "AdjustTokenPrivileges %s", name);
} }
static void Launch() static void Launch()