gpstolfp.c revision 290001 
1/*
2 * /src/NTP/ntp4-dev/libntp/gpstolfp.c,v 4.8 2005/04/16 17:32:10 kardel RELEASE_20050508_A
3 *
4 * gpstolfp.c,v 4.8 2005/04/16 17:32:10 kardel RELEASE_20050508_A
5 *
6 * $Created: Sun Jun 28 16:30:38 1998 $
7 *
8 * Copyright (c) 1998-2005 by Frank Kardel <kardel <AT> ntp.org>
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the author nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 */
35#include <config.h>
36#include "ntp_fp.h"
37#include "ntp_calendar.h"
38#include "parse.h"
39
40void
41gpstolfp(
42	 int weeks,
43	 int days,
44	 unsigned long  seconds,
45	 l_fp * lfp
46	 )
47{
48  if (weeks < GPSWRAP)
49    {
50      weeks += GPSWEEKS;
51    }
52
53  lfp->l_ui = (uint32_t)(weeks * SECSPERWEEK + days * SECSPERDAY + seconds + GPSORIGIN); /* convert to NTP time */
54  lfp->l_uf = 0;
55}
56
57/*
58 * History:
59 *
60 * gpstolfp.c,v
61 * Revision 4.8  2005/04/16 17:32:10  kardel
62 * update copyright
63 *
64 * Revision 4.7  2004/11/14 15:29:41  kardel
65 * support PPSAPI, upgrade Copyright to Berkeley style
66 *
67 * Revision 4.3  1999/02/28 11:42:44  kardel
68 * (GPSWRAP): update GPS rollover to 990 weeks
69 *
70 * Revision 4.2  1998/07/11 10:05:25  kardel
71 * Release 4.0.73d reconcilation
72 *
73 * Revision 4.1  1998/06/28 16:47:15  kardel
74 * added gpstolfp() function
75 */
76