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Testing if I can flush LSA from database.

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This commit is contained in:
Ondrej Filip 2000-05-03 22:12:33 +00:00
parent 9bc1808a27
commit ad5453b540
2 changed files with 33 additions and 0 deletions
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32
proto/ospf/topology.c
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@ -502,3 +502,35 @@ ospf_top_dump(struct top_graph *f)
} }
} }
/* This is very uneficient, please don't call it often */
/* I should also test for every LSA if it's in some link state
* retransmision list for every neighbor. I will not test it.
* It can happen that I'll receive some strange ls ack's.
*/
int
can_flush_lsa(struct ospf_area *oa)
{
struct ospf_iface *ifa;
struct ospf_neighbor *n;
struct proto_ospf *po=oa->po;
int flush=1;
WALK_LIST(ifa, iface_list)
{
if(ifa->oa==oa)
{
WALK_LIST(n, ifa->neigh_list)
{
if(n->state==NEIGHBOR_EXCHANGE||n->state==NEIGHBOR_LOADING)
{
flush=0;
break;
}
}
}
}
return flush;
}

1
proto/ospf/topology.h
View file

@ -48,5 +48,6 @@ void ospf_hash_delete(struct top_graph *, struct top_hash_entry *);
void addifa_rtlsa(struct ospf_iface *ifa); void addifa_rtlsa(struct ospf_iface *ifa);
void originate_rt_lsa(struct ospf_area *oa,struct proto_ospf *po); void originate_rt_lsa(struct ospf_area *oa,struct proto_ospf *po);
void originate_net_lsa(struct ospf_iface *ifa,struct proto_ospf *po); void originate_net_lsa(struct ospf_iface *ifa,struct proto_ospf *po);
int can_flush_lsa(struct ospf_area *oa);
#endif /* _BIRD_OSPF_TOPOLOGY_H_ */ #endif /* _BIRD_OSPF_TOPOLOGY_H_ */