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authorOndrej Filip <feela@network.cz>2000-06-08 01:34:43 +0200
committerOndrej Filip <feela@network.cz>2000-06-08 01:34:43 +0200
commit25a3f3da7a2312e5ae21ada2aeccc412e2d1d867 (patch)
tree97e40cfb07cd0788e424e4c62e4048b61cc159ec /proto
parent1186369bbd45ab901eccc313708cc20f9dbf0f42 (diff)
downloadbird-25a3f3da7a2312e5ae21ada2aeccc412e2d1d867.tar
bird-25a3f3da7a2312e5ae21ada2aeccc412e2d1d867.zip
I mark all LSA as in distance INFINITY in process of aging.
I don't have to WALK twice through it.
Diffstat (limited to 'proto')
-rw-r--r--proto/ospf/lsalib.c12
-rw-r--r--proto/ospf/rt.c22
2 files changed, 19 insertions, 15 deletions
diff --git a/proto/ospf/lsalib.c b/proto/ospf/lsalib.c
index cd29421..3cd62a9 100644
--- a/proto/ospf/lsalib.c
+++ b/proto/ospf/lsalib.c
@@ -29,6 +29,9 @@ flush_lsa(struct top_hash_entry *en, struct ospf_area *oa)
*
* RFC says, that router should check checksum of every LSA to detect some
* hardware problem. BIRD does not do it to minimalize CPU utilization.
+ *
+ * If routing table calculation is scheduled, it also invalidates old routing
+ * table calculation results.
*/
void
ospf_age(struct ospf_area *oa)
@@ -41,6 +44,15 @@ ospf_age(struct ospf_area *oa)
WALK_SLIST_DELSAFE(en,nxt,oa->lsal)
{
+ if(oa->calcrt)
+ {
+ en->color=OUTSPF;
+ en->dist=LSINFINITY;
+ en->nhi=NULL;
+ en->nh=ipa_from_u32(0);
+ DBG("Infinitying Type: %u, Id: %I, Rt: %I\n", en->lsa.type, en->lsa.id,
+ en->lsa.rt);
+ }
if(en->lsa.age==LSA_MAXAGE)
{
if(flush) flush_lsa(en,oa);
diff --git a/proto/ospf/rt.c b/proto/ospf/rt.c
index 46fd134..9103669 100644
--- a/proto/ospf/rt.c
+++ b/proto/ospf/rt.c
@@ -59,16 +59,6 @@ ospf_rt_spfa(struct ospf_area *oa)
if(oa->rt==NULL) return;
- WALK_SLIST(SNODE en, oa->lsal)
- {
- en->color=OUTSPF;
- en->dist=LSINFINITY;
- en->nhi=NULL;
- en->nh=ipa_from_u32(0);
- DBG("Infinitying Type: %u, Id: %I, Rt: %I\n", en->lsa.type, en->lsa.id,
- en->lsa.rt);
- }
-
FIB_WALK(in,nftmp)
{
nf=(struct infib *)nftmp;
@@ -85,7 +75,8 @@ ospf_rt_spfa(struct ospf_area *oa)
oa->rt->dist=0;
oa->rt->color=CANDIDATE;
add_head(&oa->cand, &oa->rt->cn);
- DBG("RT LSA: rt: %I, id: %I, type: %u\n",oa->rt->lsa.rt,oa->rt->lsa.id,oa->rt->lsa.type);
+ DBG("RT LSA: rt: %I, id: %I, type: %u\n",oa->rt->lsa.rt,
+ oa->rt->lsa.id,oa->rt->lsa.type);
while(!EMPTY_LIST(oa->cand))
{
@@ -97,7 +88,8 @@ ospf_rt_spfa(struct ospf_area *oa)
act=SKIP_BACK(struct top_hash_entry, cn, n);
rem_node(n);
- DBG("Working on LSA: rt: %I, id: %I, type: %u\n",act->lsa.rt,act->lsa.id,act->lsa.type);
+ DBG("Working on LSA: rt: %I, id: %I, type: %u\n",act->lsa.rt,
+ act->lsa.id,act->lsa.type);
act->color=INSPF;
switch(act->lsa.type)
@@ -176,7 +168,7 @@ ospf_rt_spfa(struct ospf_area *oa)
}
}
/* Now sync our fib with nest's */
- DBG("\nNow syncing my rt table with nest's\n\n");
+ DBG("Now syncing my rt table with nest's\n");
FIB_ITERATE_INIT(&fit,in);
again:
FIB_ITERATE_START(in,&fit,nftmp)
@@ -382,7 +374,7 @@ ospf_ext_spfa(struct proto_ospf *po) /* FIXME looking into inter-area */
if(nf==NULL)
{
- DBG("Cannot find network route (GW=%I\n",lt->fwaddr);
+ DBG("Cannot find network route (GW=%I)\n",lt->fwaddr);
continue;
}
@@ -441,7 +433,7 @@ ospf_ext_spfa(struct proto_ospf *po) /* FIXME looking into inter-area */
}
}
- DBG("\nNow syncing my rt table with nest's\n\n");
+ DBG("Now syncing my rt table with nest's\n");
FIB_ITERATE_INIT(&fit,ef);
noch:
FIB_ITERATE_START(ef,&fit,nftmp)