static int process_transit_summary_lsa(struct ospf_area *area, struct route_table *rt, struct route_table *rtrs, struct ospf_lsa *lsa) { struct ospf *ospf = area->ospf; struct summary_lsa *sl; struct prefix_ipv4 p; uint32_t metric; if (lsa == NULL) return 0; sl = (struct summary_lsa *)lsa->data; if (IS_DEBUG_OSPF_EVENT) zlog_debug("process_transit_summaries(): LS ID: %s", inet_ntoa(lsa->data->id)); metric = GET_METRIC(sl->metric); if (metric == OSPF_LS_INFINITY) { if (IS_DEBUG_OSPF_EVENT) zlog_debug( "process_transit_summaries(): metric is infinity, skip"); return 0; } if (IS_LSA_MAXAGE(lsa)) { if (IS_DEBUG_OSPF_EVENT) zlog_debug( "process_transit_summaries(): This LSA is too old"); return 0; } if (ospf_lsa_is_self_originated(area->ospf, lsa)) { if (IS_DEBUG_OSPF_EVENT) zlog_debug( "process_transit_summaries(): This LSA is mine, skip"); return 0; } p.family = AF_INET; p.prefix = sl->header.id; if (sl->header.type == OSPF_SUMMARY_LSA) p.prefixlen = ip_masklen(sl->mask); else p.prefixlen = IPV4_MAX_BITLEN; apply_mask_ipv4(&p); if (sl->header.type == OSPF_SUMMARY_LSA) ospf_update_network_route(ospf, rt, rtrs, sl, &p, area); else ospf_update_router_route(ospf, rtrs, sl, &p, area); return 0; }
int process_transit_summary_lsa (struct ospf_lsa *l, void *v, int i) { struct summary_lsa *sl; struct prefix_ipv4 p; u_int32_t metric; struct ia_args *args; if (l == NULL) return 0; args = (struct ia_args *) v; sl = (struct summary_lsa *) l->data; if (IS_DEBUG_OSPF_EVENT) zlog_info ("process_transit_summaries(): LS ID: %s", inet_ntoa (l->data->id)); metric = GET_METRIC (sl->metric); if (metric == OSPF_LS_INFINITY) { if (IS_DEBUG_OSPF_EVENT) zlog_info ("process_transit_summaries(): metric is infinity, skip"); return 0; } if (IS_LSA_MAXAGE (l)) { if (IS_DEBUG_OSPF_EVENT) zlog_info ("process_transit_summaries(): This LSA is too old"); return 0; } if (ospf_lsa_is_self_originated (l)) { if (IS_DEBUG_OSPF_EVENT) zlog_info ("process_transit_summaries(): This LSA is mine, skip"); return 0; } p.family = AF_INET; p.prefix = sl->header.id; if (sl->header.type == OSPF_SUMMARY_LSA) p.prefixlen = ip_masklen (sl->mask); else p.prefixlen = IPV4_MAX_BITLEN; apply_mask_ipv4 (&p); if (sl->header.type == OSPF_SUMMARY_LSA) ospf_update_network_route (args->rt, args->rtrs, sl, &p, args->area); else ospf_update_router_route (args->rtrs, sl, &p, args->area); return 0; }