Andrew Kelley 49d1a4c562 move lib dirs to lib subdir
also start prefering NtDll API. so far:
 * NtQueryInformationFile
 * NtClose

adds a performance workaround for windows unicode conversion. but that
should probably be removed before merging
2019-07-15 17:54:50 -04:00

15 lines
322 B
C

#if (NTDDI_VERSION >= NTDDI_WINXP)
struct FLOATSAFE {
KFLOATING_SAVE FloatSave;
NTSTATUS ntStatus;
FLOATSAFE::FLOATSAFE(void) {
ntStatus = KeSaveFloatingPointState(&FloatSave);
}
FLOATSAFE::~FLOATSAFE(void) {
if (NT_SUCCESS(ntStatus)) {
KeRestoreFloatingPointState(&FloatSave);
}
}
};
#endif