mbgsvcd.c File Reference

#include <mbgdevio.h>
#include <pcpsutil.h>
#include <toolutil.h>
#include <mbgerror.h>
#include <pcpsmktm.h>
#include <chk_time_info.h>
#include <ntp_shm.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <arpa/inet.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/stat.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <signal.h>
#include <syslog.h>
#include <stdarg.h>
#include <time.h>
#include <sys/ipc.h>
#include <sys/shm.h>

Go to the source code of this file.

Macros
#define	RUNNING_DIR   "/var/run"
#define	LOCK_FILE   "mbgsvcd.pid"
#define	MBG_FIRST_COPYRIGHT_YEAR   2010
#define	MBG_LAST_COPYRIGHT_YEAR   0

Functions
void	mbg_log (int lvl, const char *fmt,...)
static int	do_mbgsvctasks (void)
static void	usage (void)
static void	startup_daemon (void)
int	main (int argc, char *argv[])

Variables
static const char *	pname = "mbgsvcd"
static int	foreground
static int	quiet
static int	pretend_sync
static int	print_raw
static int	sleep_intv = 1
static unsigned long	trust_time_seconds
static int	n_unit0 = 0
static int	n_units = MAX_SHM_REFCLOCKS
static int	frac_digits = 9
MBG_PC_CYCLES_FREQUENCY	cyc_freq
	Must be set up tby the application. More...
static struct shmTime *	shmTime [MAX_SHM_REFCLOCKS]
static CYCLES_FILTER_DATA	filter [MAX_SHM_REFCLOCKS]
static int	has_synced_after_reset [MAX_SHM_REFCLOCKS] = { 0 }
static long int	ref_trust_time_start [MAX_SHM_REFCLOCKS] = { 0 }
static long int	ref_trust_time_expire [MAX_SHM_REFCLOCKS] = { 0 }

Macro Definition Documentation

LOCK_FILE

#define LOCK_FILE   "mbgsvcd.pid"

Definition at line 76 of file mbgsvcd.c.

Referenced by startup_daemon().

MBG_FIRST_COPYRIGHT_YEAR

#define MBG_FIRST_COPYRIGHT_YEAR   2010

Definition at line 78 of file mbgsvcd.c.

Referenced by main().

MBG_LAST_COPYRIGHT_YEAR

#define MBG_LAST_COPYRIGHT_YEAR   0

Definition at line 79 of file mbgsvcd.c.

Referenced by main().

RUNNING_DIR

#define RUNNING_DIR   "/var/run"

Definition at line 75 of file mbgsvcd.c.

Referenced by startup_daemon().

Function Documentation

do_mbgsvctasks()

static int do_mbgsvctasks ( void  )

static

Definition at line 123 of file mbgsvcd.c.

References _pcps_has_hr_time, _pcps_is_irig_rx, _pcps_is_lwr, _pcps_is_usb, _pcps_type_name, shmTime::clockTimeStampNSec, shmTime::clockTimeStampSec, shmTime::clockTimeStampUSec, shmTime::count, cyc_freq, MBG_CHK_TIME_INFO::d_ref_comp, MBG_CHK_TIME_INFO::exec_cyc, MBG_CHK_TIME_INFO::exec_cyc_limit, frac_digits, has_synced_after_reset, MBG_CHK_TIME_INFO::hrti, shmTime::leap, LEAP_ADDSECOND, LEAP_DELSECOND, LEAP_NOWARNING, MAX_SHM_REFCLOCKS, mbg_chk_time_info(), mbg_close_device(), mbg_cond_err_msg(), mbg_find_devices(), mbg_get_default_cycles_frequency_from_dev(), mbg_get_device_info(), mbg_log(), mbg_open_device(), n_unit0, n_units, NANO_TIME_64::nano_secs, ntpshm_init(), PCPS_FREER, PCPS_LS_ANN, PCPS_LS_ANN_NEG, PCPS_SYNCD, shmTime::precision, pretend_sync, print_raw, quiet, shmTime::receiveTimeStampNSec, shmTime::receiveTimeStampSec, shmTime::receiveTimeStampUSec, MBG_TIME_INFO_HRT::ref_hr_time_cycles, ref_trust_time_expire, ref_trust_time_start, NANO_TIME_64::secs, sleep_intv, snprint_chk_time_info(), PCPS_HR_TIME::status, MBG_SYS_TIME_CYCLES::sys_time, MBG_TIME_INFO_HRT::sys_time_cycles, PCPS_HR_TIME_CYCLES::t, trust_time_seconds, and shmTime::valid.

Referenced by main().

main()

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 400 of file mbgsvcd.c.

References do_mbgsvctasks(), foreground, MAX_SHM_REFCLOCKS, MAX_SHM_UNIT_OFFSET, MBG_EXIT_CODE_FAIL, MBG_EXIT_CODE_SUCCESS, MBG_EXIT_CODE_USAGE, MBG_FIRST_COPYRIGHT_YEAR, MBG_LAST_COPYRIGHT_YEAR, mbg_log(), mbg_print_program_info(), mbg_program_info_str(), mbg_rc_is_success, must_print_usage, n_unit0, n_units, pname, pretend_sync, print_raw, quiet, sleep_intv, startup_daemon(), trust_time_seconds, and usage().

mbg_log()

void mbg_log	(	int	lvl,
		const char *	fmt,
			...
	)

Definition at line 106 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), main(), and startup_daemon().

startup_daemon()

static void startup_daemon ( void  )

static

Definition at line 339 of file mbgsvcd.c.

References LOCK_FILE, mbg_log(), and RUNNING_DIR.

Referenced by main().

usage()

static void usage ( void  )

static

Definition at line 312 of file mbgsvcd.c.

References mbg_print_device_options(), mbg_print_help_options(), mbg_print_opt_info(), mbg_print_usage_intro(), and pname.

Referenced by main().

Variable Documentation

cyc_freq

MBG_PC_CYCLES_FREQUENCY cyc_freq

Must be set up tby the application.

Definition at line 93 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), get_htc_delta(), mbg_chk_time_info(), and snprint_chk_time_info().

filter

CYCLES_FILTER_DATA filter[MAX_SHM_REFCLOCKS]

static

Definition at line 97 of file mbgsvcd.c.

foreground

int foreground

static

Definition at line 83 of file mbgsvcd.c.

Referenced by main().

frac_digits

int frac_digits = 9

static

Definition at line 91 of file mbgsvcd.c.

Referenced by do_mbgsvctasks().

has_synced_after_reset

int has_synced_after_reset[MAX_SHM_REFCLOCKS] = { 0 }

static

Definition at line 99 of file mbgsvcd.c.

Referenced by do_mbgsvctasks().

n_unit0

int n_unit0 = 0

static

Definition at line 89 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), main(), and ntpshm_init().

n_units

int n_units = MAX_SHM_REFCLOCKS

static

Definition at line 90 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), main(), and ntpshm_init().

pname

const char* pname = "mbgsvcd"

static

Definition at line 81 of file mbgsvcd.c.

Referenced by main(), and usage().

pretend_sync

int pretend_sync

static

Definition at line 85 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), and main().

print_raw

int print_raw

static

Definition at line 86 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), and main().

quiet

int quiet

static

Definition at line 84 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), and main().

ref_trust_time_expire

long int ref_trust_time_expire[MAX_SHM_REFCLOCKS] = { 0 }

static

Definition at line 101 of file mbgsvcd.c.

Referenced by do_mbgsvctasks().

ref_trust_time_start

long int ref_trust_time_start[MAX_SHM_REFCLOCKS] = { 0 }

static

Definition at line 100 of file mbgsvcd.c.

Referenced by do_mbgsvctasks().

shmTime

struct shmTime* shmTime[MAX_SHM_REFCLOCKS]

static

Definition at line 96 of file mbgsvcd.c.

sleep_intv

int sleep_intv = 1

static

Definition at line 87 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), and main().

trust_time_seconds

unsigned long trust_time_seconds

static

Definition at line 88 of file mbgsvcd.c.

Referenced by do_mbgsvctasks(), and main().