void __tmValidate(
struct tm *pTime
)
{
struct tm t;
int jday;
int mon;
/* Set local structure */
t = *pTime;
/* Normalize */
__tmNormalize(&t.tm_min, &t.tm_sec, SECSPERMIN);
__tmNormalize(&t.tm_hour, &t.tm_min, MINSPERHOUR);
__tmNormalize(&t.tm_mday, &t.tm_hour, HOURSPERDAY);
__tmNormalize(&t.tm_year, &t.tm_mon, MONSPERYEAR);
/* Calulcate julian day */
jday = __julday(t.tm_year, t.tm_mon, t.tm_mday);
/* Calulcate month and day */
for (mon = 0;
(jday > __julday(t.tm_year, mon + 1, 0)) && (mon < 11);
mon++);
t.tm_mon = mon;
t.tm_mday = jday - __julday(t.tm_year, mon, 0);
t.tm_wday = 0;
t.tm_yday = 0;
*pTime = t;
}
/*******************************************************************************
*
* __tmValidate - validate the broken-down structure, tmptr.
*
* RETURNS: the validated structure.
* NOMANUAL
*/
LOCAL void __tmValidate
(
struct tm * tmptr /* pointer to broken-down structure */
)
{
struct tm tmStruct;
int jday;
int mon;
/* Adjust timeptr to reflect a legal time
* Is it within range 1970-2038?
*/
tmStruct = *tmptr;
__tmNormalize (&tmStruct.tm_min, &tmStruct.tm_sec, SECSPERMIN);
__tmNormalize (&tmStruct.tm_hour, &tmStruct.tm_min, MINSPERHOUR);
__tmNormalize (&tmStruct.tm_mday, &tmStruct.tm_hour, HOURSPERDAY);
__tmNormalize (&tmStruct.tm_year, &tmStruct.tm_mon, MONSPERYEAR);
/* tm_mday may not be in the correct range - check */
jday = __julday (tmStruct.tm_year, tmStruct.tm_mon , tmStruct.tm_mday);
if (jday < 0)
{
tmStruct.tm_year--;
jday += DAYSPERYEAR;
}
/* Calulate month and day */
for (mon = 0;
(jday > __julday (tmStruct.tm_year, mon+1, 0)) && (mon < 11);
mon++ )
;
tmStruct.tm_mon = mon;
tmStruct.tm_mday = jday - __julday (tmStruct.tm_year, mon, 0);
tmStruct.tm_wday = 0;
tmStruct.tm_yday = 0;
*tmptr = tmStruct;
}
