void
mpegts_network_scan_timer_cb ( void *p )
{
mpegts_network_t *mn = p;
mpegts_mux_t *mm, *nxt = NULL;
int r;
/* Process Q */
for (mm = TAILQ_FIRST(&mn->mn_scan_pend); mm != NULL; mm = nxt) {
nxt = TAILQ_NEXT(mm, mm_scan_link);
assert(mm->mm_scan_state == MM_SCAN_STATE_PEND);
/* Don't try to subscribe already tuned muxes */
if (mm->mm_active) continue;
/* Attempt to tune */
r = mpegts_mux_subscribe(mm, NULL, "scan", mm->mm_scan_weight,
mm->mm_scan_flags |
SUBSCRIPTION_ONESHOT |
SUBSCRIPTION_TABLES);
/* Started */
if (!r) {
assert(mm->mm_scan_state == MM_SCAN_STATE_ACTIVE);
continue;
}
assert(mm->mm_scan_state == MM_SCAN_STATE_PEND);
/* No free tuners - stop */
if (r == SM_CODE_NO_FREE_ADAPTER)
break;
/* No valid tuners (subtly different, might be able to tuner a later
* mux)
*/
if (r == SM_CODE_NO_VALID_ADAPTER && mm->mm_is_enabled(mm))
continue;
/* Failed */
TAILQ_REMOVE(&mn->mn_scan_pend, mm, mm_scan_link);
if (mm->mm_scan_result != MM_SCAN_FAIL) {
mm->mm_scan_result = MM_SCAN_FAIL;
mm->mm_config_save(mm);
}
mm->mm_scan_state = MM_SCAN_STATE_IDLE;
mm->mm_scan_weight = 0;
mpegts_network_scan_notify(mm);
}
/* Re-arm timer. Really this is just a safety measure as we'd normally
* expect the timer to be forcefully triggered on finish of a mux scan
*/
gtimer_arm(&mn->mn_scan_timer, mpegts_network_scan_timer_cb, mn, 120);
}
void
mpegts_network_scan_queue_del ( mpegts_mux_t *mm )
{
mpegts_network_t *mn = mm->mm_network;
if (mm->mm_scan_state == MM_SCAN_STATE_ACTIVE) {
TAILQ_REMOVE(&mn->mn_scan_active, mm, mm_scan_link);
} else if (mm->mm_scan_state == MM_SCAN_STATE_PEND) {
TAILQ_REMOVE(&mn->mn_scan_pend, mm, mm_scan_link);
}
mm->mm_scan_state = MM_SCAN_STATE_IDLE;
mm->mm_scan_weight = 0;
gtimer_disarm(&mm->mm_scan_timeout);
gtimer_arm(&mn->mn_scan_timer, mpegts_network_scan_timer_cb, mn, 0);
mpegts_network_scan_notify(mm);
}
void
mpegts_network_scan_queue_add
( mpegts_mux_t *mm, int weight, int flags, int delay )
{
int reload = 0;
char buf[256], buf2[256];;
mpegts_network_t *mn = mm->mm_network;
if (!mm->mm_is_enabled(mm)) return;
if (weight <= 0) return;
if (weight > mm->mm_scan_weight) {
mm->mm_scan_weight = weight;
reload = 1;
}
/* Already active */
if (mm->mm_scan_state == MM_SCAN_STATE_ACTIVE)
return;
/* Remove entry (or ignore) */
if (mm->mm_scan_state == MM_SCAN_STATE_PEND) {
if (!reload)
return;
TAILQ_REMOVE(&mn->mn_scan_pend, mm, mm_scan_link);
}
mpegts_mux_nice_name(mm, buf, sizeof(buf));
mn->mn_display_name(mn, buf2, sizeof(buf2));
tvhdebug("mpegts", "%s - adding mux %s to scan queue weight %d flags %04X",
buf2, buf, weight, flags);
/* Add new entry */
mm->mm_scan_state = MM_SCAN_STATE_PEND;
mm->mm_scan_flags |= flags;
if (mm->mm_scan_flags == 0)
mm->mm_scan_flags = SUBSCRIPTION_IDLESCAN;
TAILQ_INSERT_SORTED_R(&mn->mn_scan_pend, mpegts_mux_queue,
mm, mm_scan_link, mm_cmp);
gtimer_arm(&mn->mn_scan_timer, mpegts_network_scan_timer_cb, mn, delay);
mpegts_network_scan_notify(mm);
}
void
mpegts_network_scan_queue_del ( mpegts_mux_t *mm )
{
mpegts_network_t *mn = mm->mm_network;
char buf[256], buf2[256];
if (mm->mm_scan_state == MM_SCAN_STATE_ACTIVE) {
TAILQ_REMOVE(&mn->mn_scan_active, mm, mm_scan_link);
} else if (mm->mm_scan_state == MM_SCAN_STATE_PEND) {
TAILQ_REMOVE(&mn->mn_scan_pend, mm, mm_scan_link);
}
mpegts_mux_nice_name(mm, buf, sizeof(buf));
mn->mn_display_name(mn, buf2, sizeof(buf2));
tvhdebug("mpegts", "%s - removing mux %s from scan queue", buf2, buf);
mm->mm_scan_state = MM_SCAN_STATE_IDLE;
mm->mm_scan_weight = 0;
gtimer_disarm(&mm->mm_scan_timeout);
gtimer_arm(&mn->mn_scan_timer, mpegts_network_scan_timer_cb, mn, 0);
mpegts_network_scan_notify(mm);
}
