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-rw-r--r--contrib/ntp/libparse/clk_dcf7000.c188
1 files changed, 188 insertions, 0 deletions
diff --git a/contrib/ntp/libparse/clk_dcf7000.c b/contrib/ntp/libparse/clk_dcf7000.c
new file mode 100644
index 0000000..845b467
--- /dev/null
+++ b/contrib/ntp/libparse/clk_dcf7000.c
@@ -0,0 +1,188 @@
+/*
+ * /src/NTP/ntp-4/libparse/clk_dcf7000.c,v 4.5 1998/06/14 21:09:34 kardel RELEASE_19990228_A
+ *
+ * clk_dcf7000.c,v 4.5 1998/06/14 21:09:34 kardel RELEASE_19990228_A
+ *
+ * ELV DCF7000 module
+ *
+ * Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998 by Frank Kardel
+ * Friedrich-Alexander Universität Erlangen-Nürnberg, Germany
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#if defined(REFCLOCK) && defined(CLOCK_PARSE) && defined(CLOCK_DCF7000)
+
+#include <sys/types.h>
+#include <sys/time.h>
+
+#include "ntp_fp.h"
+#include "ntp_unixtime.h"
+#include "ntp_calendar.h"
+
+#include "parse.h"
+
+#ifndef PARSESTREAM
+#include "ntp_stdlib.h"
+#include <stdio.h>
+#else
+#include "sys/parsestreams.h"
+extern void printf P((const char *, ...));
+#endif
+
+static struct format dcf7000_fmt =
+{ /* ELV DCF7000 */
+ {
+ { 6, 2}, { 3, 2}, { 0, 2},
+ { 12, 2}, { 15, 2}, { 18, 2},
+ { 9, 2}, { 21, 2},
+ },
+ (const unsigned char *)" - - - - - - - \r",
+ 0
+};
+static u_long cvt_dcf7000 P((unsigned char *, int, struct format *, clocktime_t *, void *));
+static unsigned long inp_dcf7000 P((parse_t *, unsigned int, timestamp_t *));
+
+clockformat_t clock_dcf7000 =
+{
+ inp_dcf7000, /* DCF7000 input handling */
+ cvt_dcf7000, /* ELV DCF77 conversion */
+ 0, /* no direct PPS monitoring */
+ (void *)&dcf7000_fmt, /* conversion configuration */
+ "ELV DCF7000", /* ELV clock */
+ 24, /* string buffer */
+ 0 /* no private data (complete pakets) */
+};
+
+/*
+ * cvt_dcf7000
+ *
+ * convert dcf7000 type format
+ */
+static u_long
+cvt_dcf7000(
+ unsigned char *buffer,
+ int size,
+ struct format *format,
+ clocktime_t *clock_time,
+ void *local
+ )
+{
+ if (!Strok(buffer, format->fixed_string))
+ {
+ return CVT_NONE;
+ }
+ else
+ {
+ if (Stoi(&buffer[format->field_offsets[O_DAY].offset], &clock_time->day,
+ format->field_offsets[O_DAY].length) ||
+ Stoi(&buffer[format->field_offsets[O_MONTH].offset], &clock_time->month,
+ format->field_offsets[O_MONTH].length) ||
+ Stoi(&buffer[format->field_offsets[O_YEAR].offset], &clock_time->year,
+ format->field_offsets[O_YEAR].length) ||
+ Stoi(&buffer[format->field_offsets[O_HOUR].offset], &clock_time->hour,
+ format->field_offsets[O_HOUR].length) ||
+ Stoi(&buffer[format->field_offsets[O_MIN].offset], &clock_time->minute,
+ format->field_offsets[O_MIN].length) ||
+ Stoi(&buffer[format->field_offsets[O_SEC].offset], &clock_time->second,
+ format->field_offsets[O_SEC].length))
+ {
+ return CVT_FAIL|CVT_BADFMT;
+ }
+ else
+ {
+ unsigned char *f = &buffer[format->field_offsets[O_FLAGS].offset];
+ long flags;
+
+ clock_time->flags = 0;
+ clock_time->usecond = 0;
+
+ if (Stoi(f, &flags, format->field_offsets[O_FLAGS].length))
+ {
+ return CVT_FAIL|CVT_BADFMT;
+ }
+ else
+ {
+ if (flags & 0x1)
+ clock_time->utcoffset = -2*60*60;
+ else
+ clock_time->utcoffset = -1*60*60;
+
+ if (flags & 0x2)
+ clock_time->flags |= PARSEB_ANNOUNCE;
+
+ if (flags & 0x4)
+ clock_time->flags |= PARSEB_NOSYNC;
+ }
+ return CVT_OK;
+ }
+ }
+}
+
+/*
+ * inp_dcf700
+ *
+ * grep data from input stream
+ */
+static u_long
+inp_dcf7000(
+ parse_t *parseio,
+ unsigned int ch,
+ timestamp_t *tstamp
+ )
+{
+ unsigned int rtc;
+
+ parseprintf(DD_PARSE, ("inp_dcf7000(0x%x, 0x%x, ...)\n", (int)parseio, (int)ch));
+
+ switch (ch)
+ {
+ case '\r':
+ parseprintf(DD_PARSE, ("inp_dcf7000: EOL seen\n"));
+ parseio->parse_dtime.parse_stime = *tstamp; /* collect timestamp */
+ if ((rtc = parse_addchar(parseio, ch)) == PARSE_INP_SKIP)
+ return parse_end(parseio);
+ else
+ return rtc;
+
+ default:
+ return parse_addchar(parseio, ch);
+ }
+}
+
+#else /* not (REFCLOCK && CLOCK_PARSE && CLOCK_DCF7000) */
+int clk_dcf7000_bs;
+#endif /* not (REFCLOCK && CLOCK_PARSE && CLOCK_DCF7000) */
+
+/*
+ * History:
+ *
+ * clk_dcf7000.c,v
+ * Revision 4.5 1998/06/14 21:09:34 kardel
+ * Sun acc cleanup
+ *
+ * Revision 4.4 1998/06/13 12:01:59 kardel
+ * fix SYSV clock name clash
+ *
+ * Revision 4.3 1998/06/12 15:22:27 kardel
+ * fix prototypes
+ *
+ * Revision 4.2 1998/06/12 09:13:24 kardel
+ * conditional compile macros fixed
+ * printf prototype
+ *
+ * Revision 4.1 1998/05/24 09:39:51 kardel
+ * implementation of the new IO handling model
+ *
+ * Revision 4.0 1998/04/10 19:45:28 kardel
+ * Start 4.0 release version numbering
+ *
+ * from V3 3.18 log info deleted 1998/04/11 kardel
+ */
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