xref: /netbsd-src/external/bsd/ntp/dist/libparse/gpstolfp.c (revision cdfa2a7ef92791ba9db70a584a1d904730e6fb46)
1*cdfa2a7eSchristos /*	$NetBSD: gpstolfp.c,v 1.7 2020/05/25 20:47:25 christos Exp $	*/
2abb0f93cSkardel 
3abb0f93cSkardel /*
4abb0f93cSkardel  * /src/NTP/ntp4-dev/libntp/gpstolfp.c,v 4.8 2005/04/16 17:32:10 kardel RELEASE_20050508_A
5abb0f93cSkardel  *
6abb0f93cSkardel  * gpstolfp.c,v 4.8 2005/04/16 17:32:10 kardel RELEASE_20050508_A
7abb0f93cSkardel  *
88585484eSchristos  * $Created: Sun Jun 28 16:30:38 1998 $
9abb0f93cSkardel  *
10abb0f93cSkardel  * Copyright (c) 1998-2005 by Frank Kardel <kardel <AT> ntp.org>
11abb0f93cSkardel  *
12abb0f93cSkardel  * Redistribution and use in source and binary forms, with or without
13abb0f93cSkardel  * modification, are permitted provided that the following conditions
14abb0f93cSkardel  * are met:
15abb0f93cSkardel  * 1. Redistributions of source code must retain the above copyright
16abb0f93cSkardel  *    notice, this list of conditions and the following disclaimer.
17abb0f93cSkardel  * 2. Redistributions in binary form must reproduce the above copyright
18abb0f93cSkardel  *    notice, this list of conditions and the following disclaimer in the
19abb0f93cSkardel  *    documentation and/or other materials provided with the distribution.
20abb0f93cSkardel  * 3. Neither the name of the author nor the names of its contributors
21abb0f93cSkardel  *    may be used to endorse or promote products derived from this software
22abb0f93cSkardel  *    without specific prior written permission.
23abb0f93cSkardel  *
24abb0f93cSkardel  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
25abb0f93cSkardel  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26abb0f93cSkardel  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27abb0f93cSkardel  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
28abb0f93cSkardel  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29abb0f93cSkardel  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30abb0f93cSkardel  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31abb0f93cSkardel  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32abb0f93cSkardel  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33abb0f93cSkardel  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34abb0f93cSkardel  * SUCH DAMAGE.
35abb0f93cSkardel  *
36abb0f93cSkardel  */
378585484eSchristos #include <config.h>
38abb0f93cSkardel #include "ntp_fp.h"
397476e6e4Schristos #include "ntp_calendar.h"
407476e6e4Schristos #include "parse.h"
41abb0f93cSkardel 
42abb0f93cSkardel void
gpstolfp(u_int weeks,u_int days,unsigned long seconds,l_fp * lfp)43abb0f93cSkardel gpstolfp(
44ccc794f0Schristos 	 u_int weeks,
45ccc794f0Schristos 	 u_int days,
46abb0f93cSkardel 	 unsigned long  seconds,
47abb0f93cSkardel 	 l_fp * lfp
48abb0f93cSkardel 	 )
49abb0f93cSkardel {
507476e6e4Schristos   lfp->l_ui = (uint32_t)(weeks * SECSPERWEEK + days * SECSPERDAY + seconds + GPSORIGIN); /* convert to NTP time */
51abb0f93cSkardel   lfp->l_uf = 0;
52abb0f93cSkardel }
53abb0f93cSkardel 
54abb0f93cSkardel /*
55abb0f93cSkardel  * History:
56abb0f93cSkardel  *
57abb0f93cSkardel  * gpstolfp.c,v
58abb0f93cSkardel  * Revision 4.8  2005/04/16 17:32:10  kardel
59abb0f93cSkardel  * update copyright
60abb0f93cSkardel  *
61abb0f93cSkardel  * Revision 4.7  2004/11/14 15:29:41  kardel
62abb0f93cSkardel  * support PPSAPI, upgrade Copyright to Berkeley style
63abb0f93cSkardel  *
64abb0f93cSkardel  * Revision 4.3  1999/02/28 11:42:44  kardel
65abb0f93cSkardel  * (GPSWRAP): update GPS rollover to 990 weeks
66abb0f93cSkardel  *
67abb0f93cSkardel  * Revision 4.2  1998/07/11 10:05:25  kardel
68abb0f93cSkardel  * Release 4.0.73d reconcilation
69abb0f93cSkardel  *
70abb0f93cSkardel  * Revision 4.1  1998/06/28 16:47:15  kardel
71abb0f93cSkardel  * added gpstolfp() function
72abb0f93cSkardel  */
73