bsd/netinet/igmp.c

884 	uint16_t		 timer;
925 	timer = igmp->igmp_code * PR_SLOWHZ / IGMP_TIMER_SCALE;
926 	if (timer == 0)
927 		timer = 1;
936 		 * interface, kick the report timer.
943 				igmp_v2_update_group(inm, timer);
961 			igmp_v2_update_group(inm, timer);
971  * Update the report timer on a group in response to an IGMPv2 query.
973  * If we are becoming the reporting member for this group, start the timer.
974  * If we already are the reporting member for this group, and timer is
979  * and transition to REPORTING state; the group timer is overloaded
986 igmp_v2_update_group(struct in_multi *inm, const int timer)
989 	IGMP_PRINTF(("%s: %s/%s%d timer=%d\n", __func__,
991 	    inm->inm_ifp->if_unit, timer));
1001 		    inm->inm_timer <= timer) {
1002 			IGMP_PRINTF(("%s: REPORTING and timer running, "
1014 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1040 	uint16_t		 timer;
1073 	timer = maxresp * PR_SLOWHZ / IGMP_TIMER_SCALE;
1074 	if (timer == 0)
1075 		timer = 1;
1121 	 * timer expires.
1146 		 * Otherwise, reset the interface timer.
1150 		if (igi->igi_v3_timer == 0 || igi->igi_v3_timer >= timer) {
1151 			igi->igi_v3_timer = IGMP_RANDOM_DELAY(timer);
1195 		if (igi->igi_v3_timer == 0 || igi->igi_v3_timer >= timer) {
1197 			igmp_input_v3_group_query(inm, timer, igmpv3);
1215     int timer, /*const*/ struct igmpv3 *igmpv3)
1251 			timer = min(inm->inm_timer, timer);
1254 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1264 		timer = min(inm->inm_timer, timer);
1265 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1300 			inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1356 	 * reported, stop our group timer and transition to the 'lazy' state.
1494 	 * reported, and our group timer is pending or about to be reset,
1495 	 * stop our group timer by transitioning to the 'lazy' state.
1763  * Combiles both the slow and fast timer into one. We loose some responsivness but
1802 	 * IGMPv3 General Query response timer processing.
1833 	 * IGMPv1/v2/v3 host report and state-change timer processing.
1834 	 * Note: Processing a v3 group timer may remove a node.
1957  * Update host report group timer for IGMPv1/v2.
1958  * Will update the global pending timer flags.
2005  * Will update the global pending timer flags.
2026 	 * timer active. This is a no-op in this function; it is easier
2082 			 * State-change retransmission timer fired.
2085 			 * reset the timer.
2179 		 * Compute the "Older Version Querier Present" timer as per
2274 			 * the timer routine.
2330 		 * IGMPv1 Querier Present timer expired,
2331 		 * IGMPv2 Querier Present timer running.
2357 		 * IGMPv1 Querier Present timer running.
2358 		 * Stop IGMPv2 timer if running.
2362 		 * If IGMPv1 is enabled, reset IGMPv2 timer if running.
2376 			IGMP_PRINTF(("%s: cancel v2 timer on %p(%s%d)\n",
2580 		 * defer this task to the timer routine.
2635 			 * report up to RV times for this link. The timer
2656 	 * i.e. we don't need to wait for a timer to fire before we
2716 	 * report timer for this group.
2775 			 * Stop group timer and all pending reports.
2801 				 * the retransmit timer expires.