sys/netinet/igmp.c

848 	uint16_t		 timer;
892 	timer = igmp->igmp_code * PR_FASTHZ / IGMP_TIMER_SCALE;
893 	if (timer == 0)
894 		timer = 1;
899 		 * interface, kick the report timer.
908 			igmp_v2_update_group(inm, timer);
920 			igmp_v2_update_group(inm, timer);
932  * Update the report timer on a group in response to an IGMPv2 query.
934  * If we are becoming the reporting member for this group, start the timer.
935  * If we already are the reporting member for this group, and timer is
940  * and transition to REPORTING state; the group timer is overloaded
947 igmp_v2_update_group(struct in_multi *inm, const int timer)
950 	CTR4(KTR_IGMPV3, "0x%08x: %s/%s timer=%d", __func__,
951 	    ntohl(inm->inm_addr.s_addr), inm->inm_ifp->if_xname, timer);
961 		    inm->inm_timer <= timer) {
962 			CTR1(KTR_IGMPV3, "%s: REPORTING and timer running, "
974 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1000 	uint16_t		 timer;
1032 	timer = maxresp * PR_FASTHZ / IGMP_TIMER_SCALE;
1033 	if (timer == 0)
1034 		timer = 1;
1081 	 * timer expires.
1104 		 * Otherwise, reset the interface timer.
1108 		if (igi->igi_v3_timer == 0 || igi->igi_v3_timer >= timer) {
1109 			igi->igi_v3_timer = IGMP_RANDOM_DELAY(timer);
1140 		if (igi->igi_v3_timer == 0 || igi->igi_v3_timer >= timer)
1141 			igmp_input_v3_group_query(inm, igi, timer, igmpv3);
1158     int timer, /*const*/ struct igmpv3 *igmpv3)
1196 			timer = min(inm->inm_timer, timer);
1199 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1209 		timer = min(inm->inm_timer, timer);
1210 		inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1245 			inm->inm_timer = IGMP_RANDOM_DELAY(timer);
1296 	 * reported, stop our group timer and transition to the 'lazy' state.
1415 	 * reported, and our group timer is pending or about to be reset,
1416 	 * stop our group timer by transitioning to the 'lazy' state.
1713 	 * IGMPv3 General Query response timer processing.
1740 	 * IGMPv1/v2/v3 host report and state-change timer processing.
1741 	 * Note: Processing a v3 group timer may remove a node.
1797  * Update host report group timer for IGMPv1/v2.
1798  * Will update the global pending timer flags.
1843  * Will update the global pending timer flags.
1863 	 * timer active. This is a no-op in this function; it is easier
1919 			 * State-change retransmission timer fired.
1922 			 * reset the timer.
2004 		 * Compute the "Older Version Querier Present" timer as per
2145 		 * IGMPv1 Querier Present timer expired,
2146 		 * IGMPv2 Querier Present timer running.
2171 		 * IGMPv1 Querier Present timer running.
2172 		 * Stop IGMPv2 timer if running.
2176 		 * If IGMPv1 is enabled, reset IGMPv2 timer if running.
2190 			    "%s: cancel v2 timer on %p(%s)",
2472 			 * report up to RV times for this link. The timer
2494 	 * i.e. we don't need to wait for a timer to fire before we
2549 	 * report timer for this group.
2604 			 * Stop group timer and all pending reports.