/*
* refclock_process - process a sample from the clock
*
* This routine converts the timecode in the form days, hours, minutes,
* seconds and milliseconds/microseconds to internal timestamp format,
* then constructs a new entry in the median filter circular buffer.
* Return success (1) if the data are correct and consistent with the
* converntional calendar.
*/
int
refclock_process(
struct refclockproc *pp
)
{
l_fp offset;
/*
* Compute the timecode timestamp from the days, hours, minutes,
* seconds and milliseconds/microseconds of the timecode. Use
* clocktime() for the aggregate seconds and the msec/usec for
* the fraction, when present. Note that this code relies on the
* filesystem time for the years and does not use the years of
* the timecode.
*/
if (!clocktime(pp->day, pp->hour, pp->minute, pp->second, GMT,
pp->lastrec.l_ui, &pp->yearstart, &offset.l_ui))
return (0);
if (pp->usec) {
TVUTOTSF(pp->usec, offset.l_uf);
} else {
MSUTOTSF(pp->msec, offset.l_uf);
}
refclock_process_offset(pp, offset, pp->lastrec,
pp->fudgetime1);
return (1);
}
int
buftvtots(
const char *bufp,
l_fp *ts
)
{
struct timeval tv;
/*
* copy to adhere to alignment restrictions
*/
memcpy(&tv, bufp, sizeof(tv));
/*
* and use it
*/
ts->l_ui = tv.tv_sec + (u_long)JAN_1970;
if (tv.tv_usec > 999999)
return 0;
TVUTOTSF(tv.tv_usec, ts->l_uf);
return 1;
}
