150 lines
3.9 KiB
C
150 lines
3.9 KiB
C
#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#if defined(REFCLOCK) && (defined(PARSE) || defined(PARSEPPS)) && defined(CLOCK_COMPUTIME)
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/*
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* clk_computime.c,v 1.8 1997/01/19 12:44:35 kardel Exp
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*
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* Supports Diem's Computime Radio Clock
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*
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* Used the Meinberg clock as a template for Diem's Computime Radio Clock
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*
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* adapted by Alois Camenzind <alois.camenzind@ubs.ch>
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*
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* Copyright (C) 1992-1996 by Frank Kardel
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* Friedrich-Alexander Universität Erlangen-Nürnberg, Germany
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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*/
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#include "sys/types.h"
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#include "sys/time.h"
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#include "sys/errno.h"
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#include "ntp_fp.h"
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#include "ntp_unixtime.h"
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#include "ntp_calendar.h"
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#include "parse.h"
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/*
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* The Computime receiver sends a datagram in the following format every minute
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*
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* Timestamp T:YY:MM:MD:WD:HH:MM:SSCRLF
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* Pos 0123456789012345678901 2 3
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* 0000000000111111111122 2 2
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* Parse T: : : : : : : rn
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*
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* T Startcharacter "T" specifies start of the timestamp
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* YY Year MM Month 1-12
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* MD Day of the month
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* WD Day of week
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* HH Hour
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* MM Minute
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* SS Second
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* CR Carriage return
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* LF Linefeed
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*
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*/
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static struct format computime_fmt =
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{
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{
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{8, 2}, {5, 2}, {2, 2}, /* day, month, year */
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{14, 2}, {17, 2}, {20, 2}, /* hour, minute, second */
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{11, 2}, /* dayofweek, */
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},
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"T: : : : : : : \r\n",
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0
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};
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static u_long cvt_computime();
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clockformat_t clock_computime =
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{
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(unsigned long (*) ()) 0, /* no input handling */
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cvt_computime, /* Computime conversion */
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syn_simple, /* easy time stamps for RS232 (fallback) */
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(u_long (*)())0, /* no PPS monitoring */
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(u_long(*) ())0, /* no time code synthesizer monitoring */
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(void *)&computime_fmt, /* conversion configuration */
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"Diem's Computime Radio Clock", /* Computime Radio Clock */
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24, /* string buffer */
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F_START|F_END|SYNC_START, /* START/END delimiter, START synchronisation */
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0, /* no private data (complete pakets) */
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{0, 0},
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'T',
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'\n',
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'0'
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};
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/*
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* cvt_computime
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*
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* convert simple type format
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*/
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static u_long
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cvt_computime(buffer, size, format, clock)
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register char *buffer;
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register int size;
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register struct format *format;
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register clocktime_t *clock;
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{
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if (!Strok(buffer, format->fixed_string)) {
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return CVT_NONE;
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} else {
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if (Stoi(&buffer[format->field_offsets[O_DAY].offset], &clock->day,
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format->field_offsets[O_DAY].length) ||
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Stoi(&buffer[format->field_offsets[O_MONTH].offset], &clock->month,
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format->field_offsets[O_MONTH].length) ||
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Stoi(&buffer[format->field_offsets[O_YEAR].offset], &clock->year,
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format->field_offsets[O_YEAR].length) ||
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Stoi(&buffer[format->field_offsets[O_HOUR].offset], &clock->hour,
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format->field_offsets[O_HOUR].length) ||
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Stoi(&buffer[format->field_offsets[O_MIN].offset], &clock->minute,
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format->field_offsets[O_MIN].length) ||
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Stoi(&buffer[format->field_offsets[O_SEC].offset], &clock->second,
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format->field_offsets[O_SEC].length)) {
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return CVT_FAIL | CVT_BADFMT;
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} else {
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clock->flags = 0;
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clock->utcoffset = 0; /* We have UTC time */
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return CVT_OK;
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}
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}
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}
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#else /* not (REFCLOCK && (PARSE || PARSEPPS) && CLOCK_COMPUTIME) */
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int clk_computime_bs;
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#endif /* not (REFCLOCK && (PARSE || PARSEPPS) && CLOCK_COMPUTIME) */
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/*
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* clk_computime.c,v
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* Revision 1.8 1997/01/19 12:44:35 kardel
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* 3-5.88.1 reconcilation
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*
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* Revision 1.7 1996/12/01 16:04:12 kardel
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* freeze for 5.86.12.2 PARSE-Patch
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*
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* Revision 1.6 1996/12/01 12:57:26 kardel
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* more standard string escapes
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*
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* Revision 1.5 1996/11/24 23:16:30 kardel
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* checkpoint - partial autoconfigure update for parse modules
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*
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* Revision 1.4 1996/11/24 17:34:43 kardel
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* updated copyright
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*
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* Revision 1.3 1996/11/16 19:44:36 kardel
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* Log entry added
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*
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*/
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