/* $NetBSD: clk_hopf6021.c,v 1.5 1998/04/01 15:01:20 christos Exp $ */ /* * * /src/NTP/REPOSITORY/v4/libparse/clk_hopf6021.c,v 3.6 1997/04/06 17:36:57 kardel Exp * * clk_hopf6021.c,v 3.6 1997/04/06 17:36:57 kardel Exp * * Radiocode Clocks HOPF Funkuhr 6021 mit serieller Schnittstelle * base code version from 24th Nov 1995 - history at end * * Created by F.Schnekenbuehl from clk_rcc8000.c * Nortel DASA Network Systems GmbH, Department: ND250 * A Joint venture of Daimler-Benz Aerospace and Nortel * * 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 #endif #if defined(REFCLOCK) && (defined(PARSE) || defined(PARSEPPS)) && defined(CLOCK_HOPF6021) #include #include #include #include "ntp_fp.h" #include "ntp_unixtime.h" #include "ntp_calendar.h" #include "parse.h" /* * hopf Funkuhr 6021 * used with 9600,8N1, * UTC ueber serielle Schnittstelle * Sekundenvorlauf ON * ETX zum Sekundenvorlauf ON * Datenstring 6021 * Ausgabe Uhrzeit und Datum * Senden mit Steuerzeichen * Senden sekuendlich */ /* * Type 6021 Serial Output format * * 000000000011111111 / char * 012345678901234567 \ position * sABHHMMSSDDMMYYnre Actual * C4110046231195 Parse * s enr Check * * s = STX (0x02), e = ETX (0x03) * n = NL (0x0A), r = CR (0x0D) * * A B - Status and weekday * * A - Status * * 8 4 2 1 * x x x 0 - no announcement * x x x 1 - Summertime - wintertime - summertime announcement * x x 0 x - Wintertime * x x 1 x - Summertime * 0 0 x x - Time/Date invalid * 0 1 x x - Internal clock used * 1 0 x x - Radio clock * 1 1 x x - Radio clock highprecision * * B - 8 4 2 1 * 0 x x x - MESZ/MEZ * 1 x x x - UTC * x 0 0 1 - Monday * x 0 1 0 - Tuesday * x 0 1 1 - Wednesday * x 1 0 0 - Thursday * x 1 0 1 - Friday * x 1 1 0 - Saturday * x 1 1 1 - Sunday */ #define HOPF_DSTWARN 0x01 /* DST switch warning */ #define HOPF_DST 0x02 /* DST in effect */ #define HOPF_MODE 0x0C /* operation mode mask */ #define HOPF_INVALID 0x00 /* no time code available */ #define HOPF_INTERNAL 0x04 /* internal clock */ #define HOPF_RADIO 0x08 /* radio clock */ #define HOPF_RADIOHP 0x0C /* high precision radio clock */ #define HOPF_UTC 0x08 /* time code in UTC */ #define HOPF_WMASK 0x07 /* mask for weekday code */ static struct format hopf6021_fmt = { { { 9, 2 }, {11, 2}, { 13, 2}, /* Day, Month, Year */ { 3, 2 }, { 5, 2}, { 7, 2}, /* Hour, Minute, Second */ { 2, 1 }, { 1, 1}, { 0, 0}, /* Weekday, Flags, Zone */ /* ... */ }, "\002 \n\r\003", 0 }; #define OFFS(x) format->field_offsets[(x)].offset #define STOI(x, y) Stoi(&buffer[OFFS(x)], y, format->field_offsets[(x)].length) #define hexval(x) (('0' <= (x) && (x) <= '9') ? (x) - '0' : \ ('a' <= (x) && (x) <= 'f') ? (x) - 'a' + 10 : \ ('A' <= (x) && (x) <= 'F') ? (x) - 'A' + 10 : \ -1) static u_long cvt_hopf6021 P((char *, unsigned int, void *, clocktime_t *, void *)); clockformat_t clock_hopf6021 = { NULL, /* no input handling */ cvt_hopf6021, /* Radiocode clock conversion */ syn_simple, /* easy time stamps for RS232 (fallback) */ NULL, /* no direct PPS monitoring */ NULL, /* no time code synthesizer monitoring */ (void *)&hopf6021_fmt, /* conversion configuration */ "hopf Funkuhr 6021", /* clock format name */ 19, /* string buffer */ CVT_FIXEDONLY|F_END|SYNC_END, /* Fixed format, END delimiter & synchronisation */ 0, /* private data length, no private data */ { 0, 0}, /* buffer restart after timeout (us) */ 0, /* start symbol */ '\003', /* end symbol */ 0 /* sync symbol */ }; static u_long cvt_hopf6021(buffer, size, vf, clock, vt) register char *buffer; register unsigned int size; register void *vf; register clocktime_t *clock; register void *vt; { register struct format *format = vf; int status,weekday; if (!Strok(buffer, format->fixed_string)) { return CVT_NONE; } if ( STOI(O_DAY, &clock->day) || STOI(O_MONTH, &clock->month) || STOI(O_YEAR, &clock->year) || STOI(O_HOUR, &clock->hour) || STOI(O_MIN, &clock->minute) || STOI(O_SEC, &clock->second) ) { return CVT_FAIL|CVT_BADFMT; } clock->usecond = 0; clock->utcoffset = 0; status = hexval(buffer[OFFS(O_FLAGS)]); weekday= hexval(buffer[OFFS(O_WDAY)]); if ((status == -1) || (weekday == -1)) { return CVT_FAIL|CVT_BADFMT; } clock->flags = 0; if (weekday & HOPF_UTC) { clock->flags |= PARSEB_UTC; } else { if (status & HOPF_DST) { clock->flags |= PARSEB_DST; clock->utcoffset = -2*60*60; /* MET DST */ } else { clock->utcoffset = -1*60*60; /* MET */ } } clock->flags |= (status & HOPF_DSTWARN) ? PARSEB_ANNOUNCE : 0; switch (status & HOPF_MODE) { case HOPF_INVALID: /* Time/Date invalid */ clock->flags |= PARSEB_POWERUP; break; case HOPF_INTERNAL: /* internal clock */ clock->flags |= PARSEB_NOSYNC; break; case HOPF_RADIO: /* Radio clock */ case HOPF_RADIOHP: /* Radio clock high precision */ break; default: return CVT_FAIL|CVT_BADFMT; break; } return CVT_OK; } #else /* not (REFCLOCK && (PARSE || PARSEPPS) && CLOCK_HOPF6021) */ int clk_hopf6021_bs; #endif /* not (REFCLOCK && (PARSE || PARSEPPS) && CLOCK_HOPF6021) */ /* * History: * * clk_hopf6021.c,v * Revision 3.6 1997/04/06 17:36:57 kardel * Make Hopf clock a fixed format to cope with Meinberg clocks * * Revision 3.5 1997/01/19 12:44:37 kardel * 3-5.88.1 reconcilation * * Revision 3.4 1996/11/24 20:09:43 kardel * RELEASE_5_86_12_2 reconcilation * * Revision 3.3 1995/12/17 18:17:21 kardel * log entries fixed * * Revision 3.2 1995/12/17 18:11:46 kardel * code cleanup and improved state handling * * Revision 3.1 1995/12/17 18:08:53 kardel * Hopf 6021 added - base code * */