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Minor fixes in OSPF.

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This commit is contained in:
Ondrej Zajicek 2009-12-12 01:35:51 +01:00
parent a421ec33cb
commit 28008482a9
2 changed files with 23 additions and 16 deletions
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2
proto/ospf/lsreq.c
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@ -18,7 +18,7 @@ static void ospf_dump_lsreq(struct proto *p, struct ospf_lsreq_packet *pkt)
struct ospf_lsreq_header *plsr = (void *) (pkt + 1);
int i, j;
j = (ntohs(op->length) - sizeof(struct ospf_dbdes_packet)) /
j = (ntohs(op->length) - sizeof(struct ospf_lsreq_packet)) /
sizeof(struct ospf_lsreq_header);
for (i = 0; i < j; i++)

25
proto/ospf/lsupd.c
View file

@ -456,27 +456,34 @@ ospf_lsupd_receive(struct ospf_lsupd_packet *ps,
if (self)
{
struct top_hash_entry *en;
if ((lsatmp.age == LSA_MAXAGE) && (lsatmp.sn == LSA_MAXSEQNO))
{
ospf_lsack_enqueue(n, lsa, ACKL_DIRECT);
continue;
}
OSPF_TRACE(D_EVENTS, "Received old self-originated LSA (Type: %04x, Id: %R, Rt: %R)", lsatmp.type, lsatmp.id, lsatmp.rt);
if (lsadb)
{
OSPF_TRACE(D_EVENTS, "Reflooding new self-originated LSA with newer SN");
lsadb->lsa.sn = lsatmp.sn + 1;
lsadb->lsa.age = 0;
lsadb->inst_t = now;
lsadb->ini_age = 0;
lsasum_calculate(&lsadb->lsa, lsadb->lsa_body);
ospf_lsupd_flood(NULL, NULL, &lsadb->lsa, NULL, oa, 1);
}
else
{
OSPF_TRACE(D_EVENTS, "Premature aging it");
lsatmp.age = LSA_MAXAGE;
lsatmp.sn = LSA_MAXSEQNO;
lsa->age = htons(LSA_MAXAGE);
lsa->sn = htonl(LSA_MAXSEQNO);
OSPF_TRACE(D_EVENTS, "Premature aging self originated lsa.");
OSPF_TRACE(D_EVENTS, "Type: %d, Id: %R, Rt: %R",
lsatmp.type, lsatmp.id, lsatmp.rt);
lsasum_check(lsa, (lsa + 1)); /* It also calculates chsum! */
lsatmp.checksum = ntohs(lsa->checksum);
ospf_lsupd_flood(NULL, lsa, &lsatmp, NULL, oa, 0);
if (en = ospf_hash_find_header(po->gr, oa->areaid, &lsatmp))
{
ospf_lsupd_flood(NULL, NULL, &en->lsa, NULL, oa, 1);
}
continue;
}
@ -484,7 +491,7 @@ ospf_lsupd_receive(struct ospf_lsupd_packet *ps,
/* pg 144 (5a) */
if (lsadb && ((now - lsadb->inst_t) <= MINLSARRIVAL)) /* FIXME: test for flooding? */
{
DBG("I got it in less that MINLSARRIVAL\n");
OSPF_TRACE(D_EVENTS, "Skipping LSA received in less that MINLSARRIVAL");
sendreq = 0;
continue;
}