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authorOndrej Filip <feela@network.cz>2000-05-12 02:22:43 +0200
committerOndrej Filip <feela@network.cz>2000-05-12 02:22:43 +0200
commit7e681ef3603862829c3bbf6b5c81c69c34faeb81 (patch)
tree74e057fc523c1ba63d008e90a3e419637720967d
parentbe2bb403414b2d8cd608b710a29992b2c8a4c8b0 (diff)
downloadbird-7e681ef3603862829c3bbf6b5c81c69c34faeb81.tar
bird-7e681ef3603862829c3bbf6b5c81c69c34faeb81.zip
Calculation of external routes works. :-)
-rw-r--r--proto/ospf/rt.c73
1 files changed, 28 insertions, 45 deletions
diff --git a/proto/ospf/rt.c b/proto/ospf/rt.c
index 03a2042..cbda6c0 100644
--- a/proto/ospf/rt.c
+++ b/proto/ospf/rt.c
@@ -173,22 +173,9 @@ again:
if(nf->metric==LSINFINITY)
{
net *ne;
- rta a0;
struct top_hash_entry *en=nf->en;
ln=en->lsa_body;
- bzero(&a0, sizeof(a0));
-
- a0.proto=p;
- a0.source=RTS_OSPF;
- a0.scope=SCOPE_UNIVERSE; /* What's this good for? */
- a0.cast=RTC_UNICAST;
- a0.dest=RTD_ROUTER;
- a0.flags=0;
- a0.aflags=0;
- a0.iface=en->nhi;
- a0.gw=en->nh;
- a0.from=en->nh; /* FIXME Just a test */
ne=net_get(p->table, nf->fn.prefix, nf->fn.pxlen);
DBG("Deleting rt entry %I\n (IP: %I, GW: %I, Iface: %s)\n",
nf->fn.prefix,ip,en->nh,en->nhi->name);
@@ -254,15 +241,16 @@ again:
}
skip:
FIB_ITERATE_END(nftmp);
+ ospf_ext_spfa(po);
}
void
ospf_ext_spfa(struct proto_ospf *po) /* FIXME looking into inter-area */
{
struct top_hash_entry *en,*etmp,*absr;
- struct fib *in=&po->efib;
+ struct fib *ef=&po->efib;
struct extfib *nf;
- struct fib_iterator efit;
+ struct fib_iterator fit;
struct ospf_area *oa=NULL,*atmp,*absroa;
struct proto *p=&po->proto;
struct ospf_lsa_ext *le;
@@ -274,6 +262,14 @@ ospf_ext_spfa(struct proto_ospf *po) /* FIXME looking into inter-area */
debug("%s: Starting routing table calculation for external routes\n",
p->name);
+ FIB_WALK(ef,nftmp)
+ {
+ nf=(struct extfib *)nftmp;
+ nf->metric=LSINFINITY;
+ nf->metric2=LSINFINITY;
+ }
+ FIB_WALK_END;
+
WALK_LIST(oa,po->area_list)
{
if(!oa->stub) break;
@@ -298,11 +294,11 @@ ospf_ext_spfa(struct proto_ospf *po) /* FIXME looking into inter-area */
WALK_LIST(atmp,po->area_list)
{
- if((nf=fib_get(&atmp->infib,&ip, mlen))!=NULL) break;
+ if((nf=fib_find(&atmp->infib,&ip, mlen))!=NULL) break;
}
if(nf!=NULL) continue; /* Some intra area path exists */
-
+
absr=NULL;
absroa=NULL;
@@ -334,7 +330,7 @@ ospf_ext_spfa(struct proto_ospf *po) /* FIXME looking into inter-area */
met2=0;
}
}
- nf=fib_get(&po->efib,&ip, mlen);
+ nf=fib_get(ef,&ip, mlen);
if((nf->metric>met) || ((nf->metric==met)&&(nf->metric2>met2)))
{
nf->metric=met;
@@ -346,7 +342,7 @@ ospf_ext_spfa(struct proto_ospf *po) /* FIXME looking into inter-area */
if((neigh=find_neigh_noifa(po,absr->lsa.rt))==NULL)
{
- goto skip2;
+ continue;
}
nn=neigh_find(p,&neigh->ip,0);
DBG(" Next hop calculated: %I\n", nn->addr);
@@ -362,37 +358,24 @@ ospf_ext_spfa(struct proto_ospf *po) /* FIXME looking into inter-area */
}
DBG("\nNow syncing my rt table with nest's\n\n");
- FIB_ITERATE_INIT(&efit,&po->efib);
-again2:
- FIB_ITERATE_START(&po->efib,&efit,nfptmp)
+ FIB_ITERATE_INIT(&fit,ef);
+noch:
+ FIB_ITERATE_START(ef,&fit,nftmp)
{
- nf=(struct extfib *)nfptmp;
+ nf=(struct extfib *)nftmp;
if(nf->metric==LSINFINITY)
{
net *ne;
- rta a0;
- bzero(&a0, sizeof(a0));
-
- a0.proto=p;
- a0.source=RTS_OSPF_EXT;
- a0.scope=SCOPE_UNIVERSE; /* What's this good for? */
- a0.cast=RTC_UNICAST;
- a0.dest=RTD_ROUTER;
- a0.flags=0;
- a0.aflags=0;
- a0.iface=nf->nhi;
- a0.gw=nf->nh;
- a0.from=nf->nh; /* FIXME Just a test */
ne=net_get(p->table, nf->fn.prefix, nf->fn.pxlen);
- DBG("Deleting rt entry %I\n (IP: %I, GW: %I, Iface: %s)\n",
- nf->fn.prefix,ip,nf->nh,nf->nhi->name);
+ DBG("Deleting rt entry %I\n (IP: %I, GW: %I)\n",
+ nf->fn.prefix,ip,nf->nh);
rte_update(p->table, ne, p, NULL);
/* Now delete my fib */
- FIB_ITERATE_PUT(&efit, nfptmp);
- fib_delete(&po->efib, nfptmp);
- goto again2;
+ FIB_ITERATE_PUT(&fit, nftmp);
+ fib_delete(ef, nftmp);
+ goto noch;
}
else
{
@@ -420,13 +403,13 @@ again2:
e->pflags = 0;
e->net=ne;
e->pref = p->preference;
- DBG("Modifying rt entry %I\n (IP: %I, GW: %I, Iface: %s)\n",
- nf->fn.prefix,ip,en->nh,en->nhi->name);
+ DBG("Modifying rt entry %I\n (IP: %I, GW: %I)\n",
+ nf->fn.prefix,ip,nf->nh);
rte_update(p->table, ne, p, e);
}
}
-skip2:
- FIB_ITERATE_END(nfptmp);
+let:
+ FIB_ITERATE_END(nftmp);
}
void