time

inline __time32_t systime_to_timet(const SYSTEMTIME& st) { struct tm gm = {st.wSecond, st.wMinute, st.wHour, st.wDay,  st.wMonth - 1, st.wYear - 1900, st.wDayOfWeek, 0, 0 }; return _mkgmtime32(&gm); } inline SYSTEMTIME timet_to_systime( __time32_t t) { struct tm gm; _gmtime32_s(&gm, &t);   SYSTEMTIME st = { 1900 + gm.tm_year, 1 + gm.tm_mon, gm.tm_wday,    gm.tm_mday, gm.tm_hour, gm.tm_min, gm.tm_sec, 0 }; return st; }