FileTimeToSystemTime

BOOL FileTimeToSystemTime(LONGLONG* ft, SYSTEMTIME* st)
{
    if (ft == NULL || st == NULL)
    {
        return FALSE;
    }

    FILETIME  ftm;
    ftm.dwHighDateTime = (*ft) >> 32;
    ftm.dwLowDateTime = (DWORD)(*ft);

    return ::FileTimeToSystemTime(&ftm, st);
}