xpDateTime_t DLLCALL xpDateTime_now(void)
{
#if defined(_WIN32)
SYSTEMTIME systime;
GetLocalTime(&systime);
return(xpDateTime_create(systime.wYear,systime.wMonth,systime.wDay
,systime.wHour,systime.wMinute,(float)systime.wSecond+(systime.wMilliseconds*0.001F)
,xpTimeZone_local()));
#else /* !Win32 (e.g. Unix) */
struct tm tm;
struct timeval tv;
time_t t;
gettimeofday(&tv, NULL);
t=tv.tv_sec;
localtime_r(&t,&tm);
return xpDateTime_create(1900+tm.tm_year,1+tm.tm_mon,tm.tm_mday
,tm.tm_hour,tm.tm_min,(float)tm.tm_sec+(tv.tv_usec*0.00001)
,xpTimeZone_local());
#endif
}
xpDateTime_t DLLCALL time_to_xpDateTime(time_t ti, xpTimeZone_t zone)
{
xpDateTime_t never;
struct tm tm;
ZERO_VAR(never);
ZERO_VAR(tm);
if(localtime_r(&ti,&tm)==NULL)
return(never);
return xpDateTime_create(1900+tm.tm_year,1+tm.tm_mon,tm.tm_mday
,tm.tm_hour,tm.tm_min,(float)tm.tm_sec
,zone==xpTimeZone_LOCAL ? xpTimeZone_local() : zone);
}
xpDateTime_t time_to_xpDateTime(time_t ti)
{
xpDateTime_t never;
struct tm tm;
memset(&never,0,sizeof(never));
if(ti==0)
return(never);
ZERO_VAR(tm);
if(gmtime_r(&ti,&tm)==NULL)
return(never);
return xpDateTime_create(1900+tm.tm_year,1+tm.tm_mon,tm.tm_mday
,tm.tm_hour,tm.tm_min,(float)tm.tm_sec,xpTimeZone_local());
}
BOOL DLLCALL isoTimeZoneStr_parse(const char* str, xpTimeZone_t* zone)
{
unsigned hour=0,minute=0;
switch(*str) {
case 0: /* local time-zone */
*zone = xpTimeZone_local();
return TRUE;
case 'Z': /* UTC */
*zone = xpTimeZone_UTC;
return TRUE;
case '+':
case '-': /* "+/- HH[:]MM" */
if(sscanf(str+1,"%2u%*s%2u",&hour,&minute)>=1) {
*zone = (hour*60) + minute;
if(*str=='-')
*zone = -(*zone);
return TRUE;
}
break;
}
return FALSE;
}
xpDateTime_t DLLCALL isoDateTime_to_xpDateTime(isoDate_t date, isoTime_t ti)
{
return xpDateTime_create(isoDate_year(date),isoDate_month(date),isoDate_day(date)
,isoTime_hour(ti),isoTime_minute(ti),(float)isoTime_second(ti),xpTimeZone_local());
}
