From 99deb321fcbd6b0519d21ccc1498e88341bd6bd7 Mon Sep 17 00:00:00 2001 From: Donald Sharp Date: Wed, 7 Sep 2016 15:34:29 -0400 Subject: pimd: Add the ability to lookup neighbor on a interface On a specified interface return the single neighbor on that interface. Signed-off-by: Donald Sharp --- pimd/pim_neighbor.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'pimd/pim_neighbor.c') diff --git a/pimd/pim_neighbor.c b/pimd/pim_neighbor.c index 61e19d800..ba2fc753b 100644 --- a/pimd/pim_neighbor.c +++ b/pimd/pim_neighbor.c @@ -403,6 +403,22 @@ struct pim_neighbor *pim_neighbor_find(struct interface *ifp, return 0; } +/* + * Find the *one* interface out + * this interface. If more than + * one return NULL + */ +struct pim_neighbor * +pim_neighbor_find_if (struct interface *ifp) +{ + struct pim_interface *pim_ifp = ifp->info; + + if (pim_ifp->pim_neighbor_list->count != 1) + return NULL; + + return listnode_head (pim_ifp->pim_neighbor_list); +} + struct pim_neighbor *pim_neighbor_add(struct interface *ifp, struct in_addr source_addr, pim_hello_options hello_options, -- cgit v1.2.3