diff options
Diffstat (limited to 'proto/ospf/lsupd.c')
| -rw-r--r-- | proto/ospf/lsupd.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/proto/ospf/lsupd.c b/proto/ospf/lsupd.c index 5f53311..515626b 100644 --- a/proto/ospf/lsupd.c +++ b/proto/ospf/lsupd.c @@ -14,6 +14,54 @@ ospf_lsupd_tx(struct ospf_neighbor *n) /* FIXME Go on! */ } +void /* I send all I received in LSREQ */ +ospf_lsupd_tx_list(struct ospf_neighbor *n, list *l) +{ + struct l_lsr_head *llsh; + u16 len; + u32 lsano; + struct top_hash_entry *en; + struct ospf_lsupd_packet *pk; + struct ospf_packet *op; + void *pktpos; + + if(HEAD(*l)==NULL) return; + + pk=(struct ospf_lsupd_packet *)n->ifa->ip_sk->tbuf; + op=(struct ospf_packet *)n->ifa->ip_sk->tbuf; + + fill_ospf_pkt_hdr(n->ifa, pk, LSUPD); + len=SIPH+sizeof(struct ospf_lsupd_packet); + lsano=0; + pktpos=(pk+1); + + WALK_LIST(llsh, *l) + { + en=ospf_hash_find(n->ifa->oa->gr,llsh->lsh.id,llsh->lsh.rt,llsh->lsh.type); + if((len+sizeof(struct ospf_lsa_header)+en->body_len)>n->ifa->iface->mtu) + { + pk->lsano=htonl(lsano); + op->length=htons(len); + ospf_pkt_finalize(n->ifa, op); + sk_send_to(n->ifa->ip_sk,len, n->ip, OSPF_PROTO); + + fill_ospf_pkt_hdr(n->ifa, pk, LSUPD); + len=SIPH+sizeof(struct ospf_lsupd_packet); + lsano=0; + pktpos=(pk+1); + } + htonlsah(&(en->lsa), pktpos); + pktpos=pktpos+sizeof(struct ospf_lsa_header); + htonlsab(en->lsa_body, pktpos, en->lsa.type, en->lsa.length); + pktpos=pktpos+en->body_len; + len=len+en->body_len+sizeof(struct ospf_lsa_header); + } + pk->lsano=htonl(lsano); + op->length=htons(len); + ospf_pkt_finalize(n->ifa, op); + sk_send_to(n->ifa->ip_sk,len, n->ip, OSPF_PROTO); +} + void ospf_lsupd_rx(struct ospf_lsupd_packet *ps, struct proto *p, struct ospf_iface *ifa, u16 size) |