static bool s_IsOnDesktop()
{
// Persist this across calls so we don't dig it out a whole bunch of times. Once is good enough for the system.
static bool fAlreadyQueried = false;
static bool fIsDesktop = false;
if (!fAlreadyQueried)
{
Microsoft::Console::Interactivity::ApiLevel level;
const NTSTATUS status = Microsoft::Console::Interactivity::ApiDetector::DetectNtUserWindow(&level);
LOG_IF_NTSTATUS_FAILED(status);
if (NT_SUCCESS(status))
{
switch (level)
{
case Microsoft::Console::Interactivity::ApiLevel::OneCore:
fIsDesktop = false;
break;
case Microsoft::Console::Interactivity::ApiLevel::Win32:
fIsDesktop = true;
break;
}
}
fAlreadyQueried = true;
}
return fIsDesktop;
}
void _finishHash(BYTE* digest) {
LOG_IF_NTSTATUS_FAILED(BCryptFinishHash(_hHash, digest, _digestLength, 0));
}