diff options
Diffstat (limited to 'proto/bgp/attrs.c')
| -rw-r--r-- | proto/bgp/attrs.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/proto/bgp/attrs.c b/proto/bgp/attrs.c index b074eb21..82a180aa 100644 --- a/proto/bgp/attrs.c +++ b/proto/bgp/attrs.c @@ -170,6 +170,17 @@ bgp_attach_attr(ea_list **to, struct linpool *pool, unsigned attr, unsigned val) return bgp_set_attr(a->attrs, pool, attr, val); } +/** + * bgp_encode_attrs - encode BGP attributes + * @w: buffer + * @attrs: a list of extended attributes + * @remains: remaining space in the buffer + * + * The bgp_encode_attrs() function takes a list of extended attributes + * and converts it to its BGP representation (a part of an Update message). + * + * Result: Length of the attribute block generated. + */ unsigned int bgp_encode_attrs(byte *w, ea_list *attrs, int remains) { @@ -715,6 +726,18 @@ bgp_path_loopy(struct bgp_proto *p, eattr *a) return 0; } +/** + * bgp_decode_attrs - check and decode BGP attributes + * @conn: connection + * @attr: start of attribute block + * @len: length of attribute block + * @pool: linear pool to make all the allocations in + * @mandatory: 1 iff presence of mandatory attributes has to be checked + * + * This function takes a BGP attribute block (a part of an Update message), checks + * its consistency and converts it to a list of BIRD route attributes represented + * by a &rta. + */ struct rta * bgp_decode_attrs(struct bgp_conn *conn, byte *attr, unsigned int len, struct linpool *pool, int mandatory) { |