1/*
2 * caljulian - determine the Julian date from an NTP time.
3 *
4 * (Note: since we use the GREGORIAN calendar, this should be renamed to
5 * 'calgregorian' eventually...)
6 */
7#include <config.h>
8#include <sys/types.h>
9
10#include "ntp_types.h"
11#include "ntp_calendar.h"
12
13#if !(defined(ISC_CHECK_ALL) || defined(ISC_CHECK_NONE) || \
14      defined(ISC_CHECK_ENSURE) || defined(ISC_CHECK_INSIST) || \
15      defined(ISC_CHECK_INVARIANT))
16# define ISC_CHECK_ALL
17#endif
18
19#include "ntp_assert.h"
20
21void
22caljulian(
23	uint32_t		ntp,
24	struct calendar *	jt
25	)
26{
27	vint64		vlong;
28	ntpcal_split	split;
29
30
31	INSIST(NULL != jt);
32
33	/*
34	 * Unfold ntp time around current time into NTP domain. Split
35	 * into days and seconds, shift days into CE domain and
36	 * process the parts.
37	 */
38	vlong = ntpcal_ntp_to_ntp(ntp, NULL);
39	split = ntpcal_daysplit(&vlong);
40	ntpcal_daysplit_to_date(jt, &split, DAY_NTP_STARTS);
41}
42