ospfd Point-to-Multipoint support
diff --git a/ospfd/ospf_lsa.c b/ospfd/ospf_lsa.c
index 5b63a76..6d7af05 100644
--- a/ospfd/ospf_lsa.c
+++ b/ospfd/ospf_lsa.c
@@ -589,6 +589,44 @@
#define lsa_link_nbma_set(S,O) lsa_link_broadcast_set (S, O)
+/* this function add for support point-to-multipoint ,see rfc2328
+12.4.1.4.*/
+/* from "edward rrr" <edward_rrr@hotmail.com>
+ http://marc.theaimsgroup.com/?l=zebra&m=100739222210507&w=2 */
+int lsa_link_ptomultip_set (struct stream *s, struct ospf_interface *oi)
+{
+ int links = 0;
+ struct route_node *rn;
+ struct ospf_neighbor *nbr = NULL;
+ struct in_addr id, mask;
+
+ mask.s_addr = 0xffffffff;
+ id.s_addr = oi->address->u.prefix4.s_addr;
+ link_info_set (s, id, mask, LSA_LINK_TYPE_STUB, 0, 0);
+ links++;
+
+ zlog_info ("PointToMultipoint: running ptomultip_set");
+
+ /* Search neighbor, */
+ for (rn = route_top (oi->nbrs); rn; rn = route_next (rn))
+ if ((nbr = rn->info) != NULL)
+ /* Ignore myself. */
+ if (!IPV4_ADDR_SAME (&nbr->router_id, &ospf_top->router_id))
+ if (nbr->state == NSM_Full)
+
+ {
+
+ link_info_set (s, nbr->router_id, oi->address->u.prefix4,
+ LSA_LINK_TYPE_POINTOPOINT, 0, oi->output_cost);
+ links++;
+ zlog_info ("PointToMultipoint: set link to %s",
+ inet_ntoa(oi->address->u.prefix4));
+ }
+
+ return links;
+
+}
+
/* Set router-LSA link information. */
int
router_lsa_link_set (struct stream *s, struct ospf_area *area)
@@ -619,7 +657,7 @@
links += lsa_link_nbma_set (s, oi);
break;
case OSPF_IFTYPE_POINTOMULTIPOINT:
- /* Not supproted yet. */
+ links += lsa_link_ptomultip_set (s, oi);
break;
case OSPF_IFTYPE_VIRTUALLINK:
links += lsa_link_virtuallink_set (s, oi);