/*      $NetBSD: caljulian.c,v 1.6 2020/05/25 20:47:24 christos Exp $   */

/*
* caljulian - determine the Julian date from an NTP time.
*
* (Note: since we use the GREGORIAN calendar, this should be renamed to
* 'calgregorian' eventually...)
*/
#include <config.h>
#include <sys/types.h>

#include "ntp_types.h"
#include "ntp_calendar.h"

#if !(defined(ISC_CHECK_ALL) || defined(ISC_CHECK_NONE) || \
     defined(ISC_CHECK_ENSURE) || defined(ISC_CHECK_INSIST) || \
     defined(ISC_CHECK_INVARIANT))
# define ISC_CHECK_ALL
#endif

#include "ntp_assert.h"

void
caljulian(
       uint32_t                ntp,
       struct calendar *       jt
       )
{
       vint64          vlong;
       ntpcal_split    split;


       INSIST(NULL != jt);

       /*
        * Unfold ntp time around current time into NTP domain. Split
        * into days and seconds, shift days into CE domain and
        * process the parts.
        */
       vlong = ntpcal_ntp_to_ntp(ntp, NULL);
       split = ntpcal_daysplit(&vlong);
       ntpcal_daysplit_to_date(jt, &split, DAY_NTP_STARTS);
}