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-rw-r--r--proto/ospf/rt.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/proto/ospf/rt.c b/proto/ospf/rt.c
index 31a6a1f..8b88d66 100644
--- a/proto/ospf/rt.c
+++ b/proto/ospf/rt.c
@@ -310,6 +310,7 @@ ospf_rt_spfa_rtlinks(struct ospf_area *oa, struct top_hash_entry *act, struct to
}
}
+/* 16.1 calculating shortest paths for an area */
static void
ospf_rt_spfa(struct ospf_area *oa)
{
@@ -510,6 +511,7 @@ link_back(struct ospf_area *oa, struct top_hash_entry *en, struct top_hash_entry
return 0;
}
+/* 16.3 examining summary-LSAs in transit areas */
static void
ospf_rt_sum_tr(struct ospf_area *oa)
{
@@ -533,12 +535,14 @@ ospf_rt_sum_tr(struct ospf_area *oa)
if (en->domain != oa->areaid)
continue;
+ /* 16.3 (1a) */
if (en->lsa.age == LSA_MAXAGE)
continue;
- if (en->dist == LSINFINITY)
- continue;
+ // if (en->dist == LSINFINITY)
+ // continue;
+ /* 16.3 (2) */
if (en->lsa.rt == po->router_id)
continue;
@@ -583,12 +587,17 @@ ospf_rt_sum_tr(struct ospf_area *oa)
re = (ort *) fib_find(&bb->rtr, &ip, pxlen);
}
+ /* 16.3 (1b) */
+ if (metric == LSINFINITY)
+ continue;
+
+ /* 16.3 (3) */
if (!re) continue;
if (re->n.oa->areaid != 0) continue;
if ((re->n.type != RTS_OSPF) && (re->n.type != RTS_OSPF_IA)) continue;
+ /* 16.3. (4) */
abrip = ipa_from_rid(en->lsa.rt);
-
abr = fib_find(&oa->rtr, &abrip, MAX_PREFIX_LENGTH);
if (!abr) continue;
@@ -605,7 +614,7 @@ ospf_rt_sum_tr(struct ospf_area *oa)
}
}
-
+/* 16.2 calculating inter-area routes */
static void
ospf_rt_sum(struct ospf_area *oa)
{