#define BGP_PREFIX_SID_IPV6_LENGTH 19
#define BGP_PREFIX_SID_ORIGINATOR_SRGB_LENGTH 6
+/* PMSI tunnel types (RFC 6514) */
+
struct bgp_attr_encap_subtlv {
struct bgp_attr_encap_subtlv *next; /* for chaining */
/* Reference count of this attribute. */
union gw_addr gw_ip;
};
+enum pta_type {
+ PMSI_TNLTYPE_NO_INFO = 0,
+ PMSI_TNLTYPE_RSVP_TE_P2MP,
+ PMSI_TNLTYPE_MLDP_P2MP,
+ PMSI_TNLTYPE_PIM_SSM,
+ PMSI_TNLTYPE_PIM_SM,
+ PMSI_TNLTYPE_PIM_BIDIR,
+ PMSI_TNLTYPE_INGR_REPL,
+ PMSI_TNLTYPE_MLDP_MP2MP,
+ PMSI_TNLTYPE_MAX = PMSI_TNLTYPE_MLDP_MP2MP
+};
+
/* BGP core attribute structure. */
struct attr {
/* AS Path structure */
/* Apart from in6_addr, the remaining static attributes */
struct in_addr nexthop;
- u_int32_t med;
- u_int32_t local_pref;
+ uint32_t med;
+ uint32_t local_pref;
ifindex_t nh_ifindex;
/* Path origin attribute */
- u_char origin;
+ uint8_t origin;
+
+ /* PMSI tunnel type (RFC 6514). */
+ enum pta_type pmsi_tnl_type;
/* has the route-map changed any attribute?
Used on the peer outbound side. */
- u_int32_t rmap_change_flags;
+ uint32_t rmap_change_flags;
/* Multi-Protocol Nexthop, AFI IPv6 */
struct in6_addr mp_nexthop_global;
struct in6_addr mp_nexthop_local;
+ /* ifIndex corresponding to mp_nexthop_local. */
+ ifindex_t nh_lla_ifindex;
+
/* Extended Communities attribute. */
struct ecommunity *ecommunity;
struct in_addr originator_id;
/* Local weight, not actually an attribute */
- u_int32_t weight;
+ uint32_t weight;
/* Aggregator ASN */
as_t aggregator_as;
/* MP Nexthop length */
- u_char mp_nexthop_len;
+ uint8_t mp_nexthop_len;
/* MP Nexthop preference */
- u_char mp_nexthop_prefer_global;
+ uint8_t mp_nexthop_prefer_global;
/* Static MAC for EVPN */
- u_char sticky;
+ uint8_t sticky;
+
+ /* Flag for default gateway extended community in EVPN */
+ uint8_t default_gw;
+
+ /* NA router flag (R-bit) support in EVPN */
+ uint8_t router_flag;
/* route tag */
route_tag_t tag;
/* Label index */
- u_int32_t label_index;
+ uint32_t label_index;
/* MPLS label */
mpls_label_t label;
struct overlay_index evpn_overlay;
/* EVPN MAC Mobility sequence number, if any. */
- u_int32_t mm_seqnum;
+ uint32_t mm_seqnum;
/* EVPN local router-mac */
struct ethaddr rmac;
struct transit {
unsigned long refcnt;
int length;
- u_char *val;
+ uint8_t *val;
};
/* "(void) 0" will generate a compiler error. this is a safety check to
* ensure we're not using a value that exceeds the bit size of attr->flag. */
-#define ATTR_FLAG_BIT(X) \
- __builtin_choose_expr((X) >= 1 && (X) <= 64, \
- 1ULL << ((X) - 1), \
- (void) 0)
+#define ATTR_FLAG_BIT(X) \
+ __builtin_choose_expr((X) >= 1 && (X) <= 64, 1ULL << ((X)-1), (void)0)
#define BGP_CLUSTER_LIST_LENGTH(attr) \
(((attr)->flag & ATTR_FLAG_BIT(BGP_ATTR_CLUSTER_LIST)) \
extern void bgp_attr_unintern_sub(struct attr *);
extern void bgp_attr_unintern(struct attr **);
extern void bgp_attr_flush(struct attr *);
-extern struct attr *bgp_attr_default_set(struct attr *attr, u_char);
-extern struct attr *bgp_attr_aggregate_intern(struct bgp *, u_char,
+extern struct attr *bgp_attr_default_set(struct attr *attr, uint8_t);
+extern struct attr *bgp_attr_aggregate_intern(struct bgp *, uint8_t,
struct aspath *,
struct community *, int as_set,
- u_char);
+ uint8_t);
extern bgp_size_t bgp_packet_attribute(struct bgp *bgp, struct peer *,
struct stream *, struct attr *,
struct bpacket_attr_vec_arr *vecarr,
struct prefix *, afi_t, safi_t,
struct peer *, struct prefix_rd *,
- mpls_label_t *, int, u_int32_t);
+ mpls_label_t *, uint32_t, int, uint32_t);
extern void bgp_dump_routes_attr(struct stream *, struct attr *,
struct prefix *);
extern int attrhash_cmp(const void *, const void *);
bgp_size_t length; /* attribute data length; */
bgp_size_t total; /* total length, inc header */
struct attr *attr;
- u_int8_t type;
- u_int8_t flags;
- u_char *startp;
+ uint8_t type;
+ uint8_t flags;
+ uint8_t *startp;
};
extern int bgp_mp_reach_parse(struct bgp_attr_parser_args *args,
struct bgp_nlri *);
extern int bgp_mp_unreach_parse(struct bgp_attr_parser_args *args,
struct bgp_nlri *);
+extern bgp_attr_parse_ret_t
+bgp_attr_prefix_sid(int32_t tlength, struct bgp_attr_parser_args *args,
+ struct bgp_nlri *mp_update);
extern struct bgp_attr_encap_subtlv *
encap_tlv_dup(struct bgp_attr_encap_subtlv *orig);
struct attr *attr);
extern void bgp_packet_mpattr_prefix(struct stream *s, afi_t afi, safi_t safi,
struct prefix *p, struct prefix_rd *prd,
- mpls_label_t *label, int addpath_encode,
- u_int32_t addpath_tx_id, struct attr *);
+ mpls_label_t *label, uint32_t num_labels,
+ int addpath_encode, uint32_t addpath_tx_id,
+ struct attr *);
extern size_t bgp_packet_mpattr_prefix_size(afi_t afi, safi_t safi,
struct prefix *p);
extern void bgp_packet_mpattr_end(struct stream *s, size_t sizep);
extern void bgp_packet_mpunreach_prefix(struct stream *s, struct prefix *p,
afi_t afi, safi_t safi,
struct prefix_rd *prd, mpls_label_t *,
- int, u_int32_t, struct attr *);
+ uint32_t, int, uint32_t, struct attr *);
extern void bgp_packet_mpunreach_end(struct stream *s, size_t attrlen_pnt);
-static inline int bgp_rmap_nhop_changed(u_int32_t out_rmap_flags,
- u_int32_t in_rmap_flags)
+static inline int bgp_rmap_nhop_changed(uint32_t out_rmap_flags,
+ uint32_t in_rmap_flags)
{
return ((CHECK_FLAG(out_rmap_flags, BATTR_RMAP_NEXTHOP_PEER_ADDRESS)
|| CHECK_FLAG(out_rmap_flags, BATTR_RMAP_NEXTHOP_UNCHANGED)
: 0);
}
-static inline u_int32_t mac_mobility_seqnum(struct attr *attr)
+static inline uint32_t mac_mobility_seqnum(struct attr *attr)
{
return (attr) ? attr->mm_seqnum : 0;
}
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