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-rw-r--r--nest/a-path.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/nest/a-path.c b/nest/a-path.c
index f466691..5e3ecfd 100644
--- a/nest/a-path.c
+++ b/nest/a-path.c
@@ -244,6 +244,20 @@ as_path_get_first(struct adata *path, u32 *orig_as)
}
int
+as_path_get_last(struct adata *path, u32 *last_as)
+{
+ u8 *p = path->data;
+
+ if ((path->length == 0) || (p[0] != AS_PATH_SEQUENCE) || (p[1] == 0))
+ return 0;
+ else
+ {
+ *last_as = get_as(p+2);
+ return 1;
+ }
+}
+
+int
as_path_is_member(struct adata *path, u32 as)
{
int bs = bgp_as4_support ? 4 : 2;