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-rw-r--r--proto/ospf/lsack.c59
1 files changed, 21 insertions, 38 deletions
diff --git a/proto/ospf/lsack.c b/proto/ospf/lsack.c
index 47c7f6b..ba9717b 100644
--- a/proto/ospf/lsack.c
+++ b/proto/ospf/lsack.c
@@ -1,54 +1,35 @@
/*
* BIRD -- OSPF
*
- * (c) 2000 Ondrej Filip <feela@network.cz>
+ * (c) 2000-2004 Ondrej Filip <feela@network.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
#include "ospf.h"
-/* Note, that h is in network endianity! */
-void
-ospf_lsack_direct_tx(struct ospf_neighbor *n,struct ospf_lsa_header *h)
-{
- struct ospf_packet *op;
- struct ospf_lsack_packet *pk;
- sock *sk=n->ifa->ip_sk;
- struct proto *p=&n->ifa->proto->proto;
- u16 len;
-
- DBG("Sending direct ACK to %I for Type: %u, ID: %I, RT: %I\n",n->rid,
- h->type, ntohl(h->id), ntohl(h->rt));
-
- pk=(struct ospf_lsack_packet *)sk->tbuf;
- op=(struct ospf_packet *)sk->tbuf;
-
- fill_ospf_pkt_hdr(n->ifa, pk, LSACK_P);
-
- memcpy(pk+1,h,sizeof(struct ospf_lsa_header));
- len=sizeof(struct ospf_lsack_packet)+sizeof(struct ospf_lsa_header);
- op->length=htons(len);
- ospf_pkt_finalize(n->ifa, op);
- sk_send_to(sk,len, n->ip, OSPF_PROTO);
- OSPF_TRACE(D_PACKETS, "LS ack sent to %I", n->ip);
-}
+char *s_queue[]={ "direct", "delayed" };
+/*
+ * =====================================
+ * Note, that h is in network endianity!
+ * =====================================
+ */
void
-ospf_lsa_delay(struct ospf_neighbor *n,struct ospf_lsa_header *h,
- struct proto *p)
+ospf_lsack_enqueue(struct ospf_neighbor *n,struct ospf_lsa_header *h,
+ struct proto *p, int queue)
{
struct lsah_n *no;
no=mb_alloc(n->pool,sizeof(struct lsah_n));
memcpy(&no->lsa,h,sizeof(struct ospf_lsa_header));
- add_tail(&n->ackl, NODE no);
- DBG("Adding delay ack for %I, ID: %I, RT: %I, Type: %u\n",n->rid,
+ add_tail(&n->ackl[queue], NODE no);
+ DBG("Adding (%s) ack for %I, ID: %I, RT: %I, Type: %u\n", s_queue[queue], n->rid,
ntohl(h->id), ntohl(h->rt),h->type);
}
void
-ospf_lsack_delay_tx(struct ospf_neighbor *n)
+ospf_lsack_send(struct ospf_neighbor *n, int queue)
{
struct ospf_packet *op;
struct ospf_lsack_packet *pk;
@@ -59,7 +40,9 @@ ospf_lsack_delay_tx(struct ospf_neighbor *n)
struct ospf_iface *ifa=n->ifa;
struct proto *p=&n->ifa->proto->proto;
- OSPF_TRACE(D_PACKETS, "LS ack sent to %I (delayed)",n->ip);
+ if(EMPTY_LIST(n->ackl[queue])) return;
+
+ OSPF_TRACE(D_PACKETS, "LS ack sent to %I (%s)", n->ip, s_queue[queue]);
if(ifa->type==OSPF_IT_BCAST)
{
@@ -76,9 +59,9 @@ ospf_lsack_delay_tx(struct ospf_neighbor *n)
fill_ospf_pkt_hdr(n->ifa, pk, LSACK_P);
h=(struct ospf_lsa_header *)(pk+1);
- while(!EMPTY_LIST(n->ackl))
+ while(!EMPTY_LIST(n->ackl[queue]))
{
- no=(struct lsah_n *)HEAD(n->ackl);
+ no=(struct lsah_n *)HEAD(n->ackl[queue]);
memcpy(h+i,&no->lsa, sizeof(struct ospf_lsa_header));
i++;
DBG("Iter %u ID: %I, RT: %I, Type: %u\n",i, ntohl((h+i)->id),
@@ -88,7 +71,7 @@ ospf_lsack_delay_tx(struct ospf_neighbor *n)
if((i*sizeof(struct ospf_lsa_header)+sizeof(struct ospf_lsack_packet)+SIPH)>
n->ifa->iface->mtu)
{
- if(!EMPTY_LIST(n->ackl))
+ if(!EMPTY_LIST(n->ackl[queue]))
{
len=sizeof(struct ospf_lsack_packet)+i*sizeof(struct ospf_lsa_header);
op->length=htons(len);
@@ -131,11 +114,11 @@ ospf_lsack_delay_tx(struct ospf_neighbor *n)
{
if((ifa->state==OSPF_IS_DR)||(ifa->state==OSPF_IS_BACKUP))
{
- sk_send_to(sk ,len, AllSPFRouters, OSPF_PROTO);
+ sk_send_to(sk, len, AllSPFRouters, OSPF_PROTO);
}
else
{
- sk_send_to(sk ,len, AllDRouters, OSPF_PROTO);
+ sk_send_to(sk, len, AllDRouters, OSPF_PROTO);
}
}
else
@@ -145,7 +128,7 @@ ospf_lsack_delay_tx(struct ospf_neighbor *n)
}
void
-ospf_lsack_rx(struct ospf_lsack_packet *ps, struct proto *p,
+ospf_lsack_receive(struct ospf_lsack_packet *ps, struct proto *p,
struct ospf_iface *ifa, u16 size)
{
u32 nrid, myrid;