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| author | Ondrej Zajicek <santiago@crfreenet.org> | 2008-10-26 22:36:08 +0100 |
|---|---|---|
| committer | Ondrej Zajicek <santiago@crfreenet.org> | 2008-10-26 22:36:08 +0100 |
| commit | 11cb620266035ffbe17b21c4a174380cb8b6a521 (patch) | |
| tree | 09b3aaa27c3a2b3e8f71da5701801679518866cd /proto/bgp/bgp.h | |
| parent | 44cb1449edec6a80e063981a955e8025ee87ea65 (diff) | |
| download | bird-11cb620266035ffbe17b21c4a174380cb8b6a521.tar bird-11cb620266035ffbe17b21c4a174380cb8b6a521.zip | |
Implementation of 4B ASN support for BGP
Diffstat (limited to 'proto/bgp/bgp.h')
| -rw-r--r-- | proto/bgp/bgp.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/proto/bgp/bgp.h b/proto/bgp/bgp.h index 6519db8..aa1bd10 100644 --- a/proto/bgp/bgp.h +++ b/proto/bgp/bgp.h @@ -16,7 +16,7 @@ struct eattr; struct bgp_config { struct proto_config c; - unsigned int local_as, remote_as; + u32 local_as, remote_as; ip_addr remote_ip; int multihop; /* Number of hops if multihop */ ip_addr multihop_via; /* Multihop: address to route to */ @@ -47,14 +47,16 @@ struct bgp_conn { byte *notify_data; int error_flag; /* Error state, ignore all input */ int primary; /* This connection is primary */ + u32 advertised_as; /* Temporary value for AS number received */ unsigned hold_time, keepalive_time; /* Times calculated from my and neighbor's requirements */ }; struct bgp_proto { struct proto p; struct bgp_config *cf; /* Shortcut to BGP configuration */ - unsigned local_as, remote_as; + u32 local_as, remote_as; int is_internal; /* Internal BGP connection (local_as == remote_as) */ + int as4_support; /* Peer supports 4B AS numbers [RFC4893] */ u32 local_id; /* BGP identifier of this router */ u32 remote_id; /* BGP identifier of the neighbor */ struct bgp_conn *conn; /* Connection we have established */ @@ -100,6 +102,9 @@ struct bgp_bucket { extern struct linpool *bgp_linpool; +extern int bgp_as4_support; + + void bgp_start_timer(struct timer *t, int value); void bgp_check(struct bgp_config *c); void bgp_error(struct bgp_conn *c, unsigned code, unsigned subcode, byte *data, int len); @@ -122,7 +127,7 @@ int bgp_rte_better(struct rte *, struct rte *); void bgp_rt_notify(struct proto *, struct network *, struct rte *, struct rte *, struct ea_list *); int bgp_import_control(struct proto *, struct rte **, struct ea_list **, struct linpool *); void bgp_attr_init(struct bgp_proto *); -unsigned int bgp_encode_attrs(byte *w, struct ea_list *attrs, int remains); +unsigned int bgp_encode_attrs(struct bgp_proto *p, byte *w, ea_list *attrs, int remains); void bgp_free_bucket(struct bgp_proto *p, struct bgp_bucket *buck); void bgp_get_route_info(struct rte *, byte *buf, struct ea_list *attrs); @@ -165,6 +170,8 @@ void bgp_log_error(struct bgp_proto *p, char *msg, unsigned code, unsigned subco #define BA_MP_REACH_NLRI 0x0e /* [RFC2283] */ #define BA_MP_UNREACH_NLRI 0x0f #define BA_EXTENDED_COMM 0x10 /* draft-ramachandra-bgp-ext-communities */ +#define BA_AS4_PATH 0x11 /* [RFC4893] */ +#define BA_AS4_AGGREGATOR 0x12 /* BGP states */ |