diff options
Diffstat (limited to 'contrib/ntp/ntpd/refclock_hopfser.c')
| -rw-r--r-- | contrib/ntp/ntpd/refclock_hopfser.c | 378 |
1 files changed, 0 insertions, 378 deletions
diff --git a/contrib/ntp/ntpd/refclock_hopfser.c b/contrib/ntp/ntpd/refclock_hopfser.c deleted file mode 100644 index 1d27333..0000000 --- a/contrib/ntp/ntpd/refclock_hopfser.c +++ /dev/null @@ -1,378 +0,0 @@ -/* - * - * refclock_hopfser.c - * - clock driver for hopf serial boards (GPS or DCF77) - * - * Date: 30.03.2000 Revision: 01.10 - * - * latest source and further information can be found at: - * http://www.ATLSoft.de/ntp - * - */ - -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif - -#if defined(SYS_WINNT) -#undef close -#define close closesocket -#endif - -#if defined(REFCLOCK) && (defined(CLOCK_HOPF_SERIAL)) - -#include "ntpd.h" -#include "ntp_io.h" -#include "ntp_control.h" -#include "ntp_refclock.h" -#include "ntp_unixtime.h" -#include "ntp_stdlib.h" - -#if defined HAVE_SYS_MODEM_H -# include <sys/modem.h> -# define TIOCMSET MCSETA -# define TIOCMGET MCGETA -# define TIOCM_RTS MRTS -#endif - -#ifdef HAVE_TERMIOS_H -# ifdef TERMIOS_NEEDS__SVID3 -# define _SVID3 -# endif -# include <termios.h> -# ifdef TERMIOS_NEEDS__SVID3 -# undef _SVID3 -# endif -#endif - -#ifdef HAVE_SYS_IOCTL_H -# include <sys/ioctl.h> -#endif - -/* - * clock definitions - */ -#define DESCRIPTION "hopf Elektronik serial clock" /* Long name */ -#define PRECISION (-10) /* precision assumed (about 1 ms) */ -#define REFID "hopf\0" /* reference ID */ -/* - * I/O definitions - */ -#define DEVICE "/dev/hopfclock%d" /* device name and unit */ -#define SPEED232 B9600 /* uart speed (9600 baud) */ - - -#define STX 0x02 -#define ETX 0x03 -#define CR 0x0c -#define LF 0x0a - -/* parse states */ -#define REC_QUEUE_EMPTY 0 -#define REC_QUEUE_FULL 1 - -#define HOPF_OPMODE 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 */ - -/* - * hopfclock unit control structure. - */ -struct hopfclock_unit { - l_fp laststamp; /* last receive timestamp */ - short unit; /* NTP refclock unit number */ - u_long polled; /* flag to detect noreplies */ - char leap_status; /* leap second flag */ - int rpt_next; -}; - -/* - * Function prototypes - */ - -static int hopfserial_start P((int, struct peer *)); -static void hopfserial_shutdown P((int, struct peer *)); -static void hopfserial_receive P((struct recvbuf *)); -static void hopfserial_poll P((int, struct peer *)); -/* static void hopfserial_io P((struct recvbuf *)); */ -/* - * Transfer vector - */ -struct refclock refclock_hopfser = { - hopfserial_start, /* start up driver */ - hopfserial_shutdown, /* shut down driver */ - hopfserial_poll, /* transmit poll message */ - noentry, /* not used */ - noentry, /* initialize driver (not used) */ - noentry, /* not used */ - NOFLAGS /* not used */ -}; - -/* - * hopfserial_start - open the devices and initialize data for processing - */ -static int -hopfserial_start ( - int unit, - struct peer *peer - ) -{ - register struct hopfclock_unit *up; - struct refclockproc *pp; - int fd; - char gpsdev[20]; - -#ifdef SYS_WINNT - (void) sprintf(gpsdev, "COM%d:", unit); -#else - (void) sprintf(gpsdev, DEVICE, unit); -#endif - /* LDISC_STD, LDISC_RAW - * Open serial port. Use CLK line discipline, if available. - */ - fd = refclock_open(gpsdev, SPEED232, LDISC_CLK); - if (fd <= 0) { -#ifdef DEBUG - printf("hopfSerialClock(%d) start: open %s failed\n", unit, gpsdev); -#endif - return 0; - } - - msyslog(LOG_NOTICE, "hopfSerialClock(%d) fd: %d dev: %s", unit, fd, - gpsdev); - - /* - * Allocate and initialize unit structure - */ - up = (struct hopfclock_unit *) emalloc(sizeof(struct hopfclock_unit)); - - if (!(up)) { - msyslog(LOG_ERR, "hopfSerialClock(%d) emalloc: %m",unit); -#ifdef DEBUG - printf("hopfSerialClock(%d) emalloc\n",unit); -#endif - (void) close(fd); - return (0); - } - - memset((char *)up, 0, sizeof(struct hopfclock_unit)); - pp = peer->procptr; - pp->unitptr = (caddr_t)up; - pp->io.clock_recv = hopfserial_receive; - pp->io.srcclock = (caddr_t)peer; - pp->io.datalen = 0; - pp->io.fd = fd; - if (!io_addclock(&pp->io)) { -#ifdef DEBUG - printf("hopfSerialClock(%d) io_addclock\n",unit); -#endif - (void) close(fd); - free(up); - return (0); - } - - /* - * Initialize miscellaneous variables - */ - pp->clockdesc = DESCRIPTION; - peer->precision = PRECISION; - peer->burst = NSTAGE; - memcpy((char *)&pp->refid, REFID, 4); - - up->leap_status = 0; - up->unit = (short) unit; - - return (1); -} - - -/* - * hopfserial_shutdown - shut down the clock - */ -static void -hopfserial_shutdown ( - int unit, - struct peer *peer - ) -{ - register struct hopfclock_unit *up; - struct refclockproc *pp; - - pp = peer->procptr; - up = (struct hopfclock_unit *)pp->unitptr; - io_closeclock(&pp->io); - free(up); -} - - - -/* - * hopfserial_receive - receive data from the serial interface - */ - -static void -hopfserial_receive ( - struct recvbuf *rbufp - ) -{ - struct hopfclock_unit *up; - struct refclockproc *pp; - struct peer *peer; - - int synch; /* synchhronization indicator */ - int DoW; /* Dow */ - - int day, month; /* ddd conversion */ - - /* - * Initialize pointers and read the timecode and timestamp. - */ - peer = (struct peer *)rbufp->recv_srcclock; - pp = peer->procptr; - up = (struct hopfclock_unit *)pp->unitptr; - - if (up->rpt_next == 0 ) - return; - - - up->rpt_next = 0; /* wait until next poll interval occur */ - - pp->lencode = (u_short)refclock_gtlin(rbufp, pp->a_lastcode, BMAX, &pp->lastrec); - - if (pp->lencode == 0) - return; - - sscanf(pp->a_lastcode, -#if 1 - "%1x%1x%2d%2d%2d%2d%2d%2d", /* ...cr,lf */ -#else - "%*c%1x%1x%2d%2d%2d%2d%2d%2d", /* stx...cr,lf,etx */ -#endif - &synch, - &DoW, - &pp->hour, - &pp->minute, - &pp->second, - &day, - &month, - &pp->year); - - - /* - Validate received values at least enough to prevent internal - array-bounds problems, etc. - */ - if((pp->hour < 0) || (pp->hour > 23) || - (pp->minute < 0) || (pp->minute > 59) || - (pp->second < 0) || (pp->second > 60) /*Allow for leap seconds.*/ || - (day < 1) || (day > 31) || - (month < 1) || (month > 12) || - (pp->year < 0) || (pp->year > 99)) { - /* Data out of range. */ - refclock_report(peer, CEVNT_BADREPLY); - return; - } - /* - some preparations - */ - pp->day = ymd2yd(pp->year,month,day); - pp->leap=0; - - /* Year-2000 check! */ - /* wrap 2-digit date into 4-digit */ - - if(pp->year < YEAR_PIVOT) { pp->year += 100; } /* < 98 */ - pp->year += 1900; - - /* preparation for timecode ntpq rl command ! */ - -#if 0 - wsprintf(pp->a_lastcode, - "STATUS: %1X%1X, DATE: %02d.%02d.%04d TIME: %02d:%02d:%02d", - synch, - DoW, - day, - month, - pp->year, - pp->hour, - pp->minute, - pp->second); - - pp->lencode = strlen(pp->a_lastcode); - if ((synch && 0xc) == 0 ){ /* time ok? */ - refclock_report(peer, CEVNT_BADTIME); - pp->leap = LEAP_NOTINSYNC; - return; - } -#endif - /* - * If clock has no valid status then report error and exit - */ - if ((synch & HOPF_OPMODE) == HOPF_INVALID ){ /* time ok? */ - refclock_report(peer, CEVNT_BADTIME); - pp->leap = LEAP_NOTINSYNC; - return; - } - - /* - * Test if time is running on internal quarz - * if CLK_FLAG1 is set, sychronize even if no radio operation - */ - - if ((synch & HOPF_OPMODE) == HOPF_INTERNAL){ - if ((pp->sloppyclockflag & CLK_FLAG1) == 0) { - refclock_report(peer, CEVNT_BADTIME); - pp->leap = LEAP_NOTINSYNC; - return; - } - } - - - if (!refclock_process(pp)) { - refclock_report(peer, CEVNT_BADTIME); - return; - } - pp->lastref = pp->lastrec; - refclock_receive(peer); - -#if 0 - msyslog(LOG_ERR, " D:%x D:%d D:%d",synch,pp->minute,pp->second); -#endif - - record_clock_stats(&peer->srcadr, pp->a_lastcode); - - return; -} - - -/* - * hopfserial_poll - called by the transmit procedure - * - */ -static void -hopfserial_poll ( - int unit, - struct peer *peer - ) -{ - register struct hopfclock_unit *up; - struct refclockproc *pp; - pp = peer->procptr; - - up = (struct hopfclock_unit *)pp->unitptr; - - pp->polls++; - up->rpt_next = 1; - -#if 0 - record_clock_stats(&peer->srcadr, pp->a_lastcode); -#endif - - return; -} - -#else -int refclock_hopfser_bs; -#endif /* REFCLOCK */ |
