static void
gpsd_parse(
peerT * const peer ,
const l_fp * const rtime)
{
clockprocT * const pp = peer->procptr;
gpsd_unitT * const up = (gpsd_unitT *)pp->unitptr;
json_ctx jctx;
const char * clsid;
l_fp tmpfp;
DPRINTF(2, ("GPSD_JSON(%d): gpsd_parse: time %s '%s'\n",
up->unit, ulfptoa(rtime, 6), up->buffer));
/* See if we can grab anything potentially useful */
if (!json_parse_record(&jctx, up->buffer))
return;
/* Now dispatch over the objects we know */
clsid = json_object_lookup_string_default(
&jctx, 0, "class", "-bad-repy-");
up->tc_recv += 1;
if (!strcmp("VERSION", clsid))
process_version(peer, &jctx, rtime);
else if (!strcmp("TPV", clsid))
process_tpv(peer, &jctx, rtime);
else if (!strcmp("PPS", clsid))
process_pps(peer, &jctx, rtime);
else if (!strcmp("WATCH", clsid))
process_watch(peer, &jctx, rtime);
else
return; /* nothing we know about... */
/* now aggregate TPV and PPS -- no PPS? just use TPV...*/
if (up->fl_tpv) {
/* TODO: also check remote receive time stamps */
tmpfp = up->tpv_local;
L_SUB(&tmpfp, &up->pps_local);
if (up->fl_pps && 0 == tmpfp.l_ui) {
refclock_process_offset(
pp, up->tpv_stamp, up->pps_recvt, 0.0);
if (up->ppscount < PPS_MAXCOUNT)
up->ppscount += 1;
} else {
refclock_process_offset(
pp, up->tpv_stamp, up->tpv_recvt, 0.0);
if (up->ppscount > 0)
up->ppscount -= 1;
}
up->fl_pps = 0;
up->fl_tpv = 0;
up->tc_good += 1;
}
}
static void process_watch_write(int sock, void *eloop_ctx, void *sock_ctx)
{
process_watch(eloop_ctx, sock_ctx, EVENT_TYPE_WRITE);
}
static void process_watch_read(int sock, void *eloop_ctx, void *sock_ctx)
{
process_watch(eloop_ctx, sock_ctx, EVENT_TYPE_READ);
}
static void process_watch_exception(int sock, void *eloop_ctx, void *sock_ctx)
{
process_watch(eloop_ctx, sock_ctx, EVENT_TYPE_EXCEPTION);
}