diff options
Diffstat (limited to 'pimd/pim_util.c')
| -rw-r--r-- | pimd/pim_util.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/pimd/pim_util.c b/pimd/pim_util.c index 820117a03a..15bde256da 100644 --- a/pimd/pim_util.c +++ b/pimd/pim_util.c @@ -21,6 +21,7 @@ #include "log.h" #include "prefix.h" +#include "plist.h" #include "pim_util.h" @@ -114,7 +115,7 @@ int pim_is_group_224_0_0_0_24(struct in_addr group_addr) group.family = AF_INET; group.u.prefix4 = group_addr; - group.prefixlen = 32; + group.prefixlen = IPV4_MAX_PREFIXLEN; return prefix_match(&group_224, &group); } @@ -137,3 +138,19 @@ int pim_is_group_224_4(struct in_addr group_addr) return prefix_match(&group_all, &group); } + +bool pim_is_group_filtered(struct pim_interface *pim_ifp, struct in_addr *grp) +{ + struct prefix grp_pfx; + struct prefix_list *pl; + + if (!pim_ifp->boundary_oil_plist) + return false; + + grp_pfx.family = AF_INET; + grp_pfx.prefixlen = 32; + grp_pfx.u.prefix4 = *grp; + + pl = prefix_list_lookup(AFI_IP, pim_ifp->boundary_oil_plist); + return pl ? prefix_list_apply(pl, &grp_pfx) == PREFIX_DENY : false; +} |