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authorOndrej Filip <feela@network.cz>2000-06-02 15:52:50 +0200
committerOndrej Filip <feela@network.cz>2000-06-02 15:52:50 +0200
commit62924172aef9cf5308fd21d3ad5f6572b977c268 (patch)
tree3b911da42d5e48b0d73467f7e7bb79cbc27d0d4e /proto
parent3c6269b8fec71fa22d5b087cae0e9ef86ff2b351 (diff)
downloadbird-62924172aef9cf5308fd21d3ad5f6572b977c268.tar
bird-62924172aef9cf5308fd21d3ad5f6572b977c268.zip
Flush LSA when receive aged one.
Diffstat (limited to 'proto')
-rw-r--r--proto/ospf/lsalib.h1
-rw-r--r--proto/ospf/lsupd.c25
2 files changed, 17 insertions, 9 deletions
diff --git a/proto/ospf/lsalib.h b/proto/ospf/lsalib.h
index 8dc1561..4c74bc4 100644
--- a/proto/ospf/lsalib.h
+++ b/proto/ospf/lsalib.h
@@ -24,5 +24,6 @@ int lsa_comp(struct ospf_lsa_header *l1, struct ospf_lsa_header *l2);
struct top_hash_entry *lsa_install_new(struct ospf_lsa_header *lsa, void *body,
struct ospf_area *oa, struct proto *p);
void ospf_age(struct ospf_area *oa);
+void flush_lsa(struct top_hash_entry *en, struct ospf_area *oa);
#endif /* _BIRD_OSPF_LSALIB_H_ */
diff --git a/proto/ospf/lsupd.c b/proto/ospf/lsupd.c
index f38ae33..42f44c9 100644
--- a/proto/ospf/lsupd.c
+++ b/proto/ospf/lsupd.c
@@ -393,15 +393,22 @@ ospf_lsupd_rx(struct ospf_lsupd_packet *ps, struct proto *p,
if(lsadb)
WALK_LIST(NODE ift,po->iface_list)
WALK_LIST(NODE ntmp,ift->neigh_list)
- {
- struct top_hash_entry *en;
- if(ntmp->state>NEIGHBOR_EXSTART)
- if((en=ospf_hash_find_header(ntmp->lsrth,&lsadb->lsa))!=NULL)
- {
- s_rem_node(SNODE en);
- ospf_hash_delete(ntmp->lsrth,en);
- }
- }
+ {
+ struct top_hash_entry *en;
+ if(ntmp->state>NEIGHBOR_EXSTART)
+ if((en=ospf_hash_find_header(ntmp->lsrth,&lsadb->lsa))!=NULL)
+ {
+ s_rem_node(SNODE en);
+ ospf_hash_delete(ntmp->lsrth,en);
+ }
+ }
+
+ if((lsatmp.age==LSA_MAXAGE)&&(lsatmp.sn==LSA_MAXSEQNO)
+ &&lsadb&&can_flush_lsa(oa))
+ {
+ flush_lsa(lsadb,oa);
+ continue;
+ }
/* pg 144 (5d) */
body=mb_alloc(p->pool,lsatmp.length-sizeof(struct ospf_lsa_header));