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Small change in LSA originating.

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This commit is contained in:
Ondrej Filip 2000-04-17 20:42:42 +00:00
parent 5227699606
commit 38130b863f
3 changed files with 28 additions and 9 deletions
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29
proto/ospf/lsupd.c
View file

@ -16,7 +16,8 @@ ospf_lsupd_tx(struct ospf_neighbor *n)
void void
flood_lsa(struct ospf_neighbor *n, struct ospf_lsa_header *hn, flood_lsa(struct ospf_neighbor *n, struct ospf_lsa_header *hn,
struct ospf_lsa_header *hh, struct proto_ospf *po, struct ospf_iface *iff) struct ospf_lsa_header *hh, struct proto_ospf *po, struct ospf_iface *iff,
struct ospf_area *oa)
{ {
struct ospf_iface *ifa; struct ospf_iface *ifa;
struct ospf_neighbor *nn; struct ospf_neighbor *nn;
@ -33,13 +34,13 @@ flood_lsa(struct ospf_neighbor *n, struct ospf_lsa_header *hn,
} }
else else
{ {
if(iff->oa->areaid==BACKBONE) if(oa->areaid==BACKBONE)
{ {
if((ifa->type!=OSPF_IT_VLINK)&&(ifa->oa!=iff->oa)) continue; if((ifa->type!=OSPF_IT_VLINK)&&(ifa->oa!=oa)) continue;
} }
else else
{ {
if(ifa->oa!=iff->oa) continue; if(ifa->oa!=oa) continue;
} }
} }
ret=0; ret=0;
@ -92,16 +93,30 @@ flood_lsa(struct ospf_neighbor *n, struct ospf_lsa_header *hn,
struct ospf_lsupd_packet *pk; struct ospf_lsupd_packet *pk;
struct ospf_packet *op; struct ospf_packet *op;
if(ifa->type==OSPF_IT_NBMA) sk=iff->ip_sk; if(ifa->type==OSPF_IT_NBMA) sk=ifa->ip_sk;
else sk=iff->hello_sk; /* FIXME is this tru for PTP? */ else sk=ifa->hello_sk; /* FIXME is this true for PTP? */
pk=(struct ospf_lsupd_packet *)sk->tbuf; pk=(struct ospf_lsupd_packet *)sk->tbuf;
op=(struct ospf_packet *)sk->tbuf; op=(struct ospf_packet *)sk->tbuf;
fill_ospf_pkt_hdr(ifa, pk, LSUPD); fill_ospf_pkt_hdr(ifa, pk, LSUPD);
pk->lsano=htonl(1); pk->lsano=htonl(1);
if(hn!=NULL)
{
memcpy(pk+1,hn,ntohs(hn->length)); memcpy(pk+1,hn,ntohs(hn->length));
len=sizeof(struct ospf_lsupd_packet)+ntohs(hn->length); len=sizeof(struct ospf_lsupd_packet)+ntohs(hn->length);
}
else
{
u8 *help;
struct top_hash_entry *en;
htonlsah(hh,(struct ospf_lsa_header *)(pk+1));
help=(u8 *)(pk+1);
help+=sizeof(struct ospf_lsa_header);
en=ospf_hash_find_header(oa->gr,hh);
htonlsab(en->lsa_body,help,hh->type,hh->length);
len=hh->length;
}
op->length=htons(len); op->length=htons(len);
ospf_pkt_finalize(ifa, op); ospf_pkt_finalize(ifa, op);
@ -278,7 +293,7 @@ ospf_lsupd_rx(struct ospf_lsupd_packet *ps, struct proto *p,
/* pg 144 (5a) */ /* pg 144 (5a) */
if(lsadb && ((lsadb->inst_t-now)<MINLSARRIVAL)) continue; if(lsadb && ((lsadb->inst_t-now)<MINLSARRIVAL)) continue;
flood_lsa(n,lsa,&lsatmp,po,ifa); flood_lsa(n,lsa,&lsatmp,po,ifa,ifa->oa);
/* Remove old from all ret lists */ /* Remove old from all ret lists */
/* pg 144 (5c) */ /* pg 144 (5c) */

3
proto/ospf/lsupd.h
View file

@ -14,5 +14,8 @@ void ospf_lsupd_tx(struct ospf_neighbor *n);
void ospf_lsupd_tx_list(struct ospf_neighbor *n, list *l); void ospf_lsupd_tx_list(struct ospf_neighbor *n, list *l);
void ospf_lsupd_rx(struct ospf_lsupd_packet *ps, struct proto *p, void ospf_lsupd_rx(struct ospf_lsupd_packet *ps, struct proto *p,
struct ospf_iface *ifa, u16 size); struct ospf_iface *ifa, u16 size);
void flood_lsa(struct ospf_neighbor *n, struct ospf_lsa_header *hn,
struct ospf_lsa_header *hh, struct proto_ospf *po, struct ospf_iface *iff,
struct ospf_area *oa);
#endif /* _BIRD_OSPF_LSUPD_H_ */ #endif /* _BIRD_OSPF_LSUPD_H_ */

1
proto/ospf/topology.c
View file

@ -188,6 +188,7 @@ addifa_rtlsa(struct ospf_iface *ifa)
ifa->oa=oa; ifa->oa=oa;
oa->rt=originate_rt_lsa(oa,po); oa->rt=originate_rt_lsa(oa,po);
flood_lsa(NULL,NULL,&oa->rt->lsa,po,NULL,oa);
} }
struct top_hash_entry * struct top_hash_entry *