diff options
Diffstat (limited to 'lib/prefix.h')
| -rw-r--r-- | lib/prefix.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/lib/prefix.h b/lib/prefix.h index fc6e32dd54..dacdbf9059 100644 --- a/lib/prefix.h +++ b/lib/prefix.h @@ -125,6 +125,15 @@ struct evpn_addr { #define prefix_addr u._prefix_addr }; +/* BGP Link-State NRLI types*/ +enum bgp_linkstate_nlri_type { + /* RFC7752 Table 1 */ + BGP_LINKSTATE_NODE = 1, + BGP_LINKSTATE_LINK = 2, + BGP_LINKSTATE_PREFIX4 = 3, /* IPv4 Topology Prefix */ + BGP_LINKSTATE_PREFIX6 = 4, /* IPv6 Topology Prefix */ +}; + /* * A struct prefix contains an address family, a prefix length, and an * address. This can represent either a 'network prefix' as defined @@ -158,12 +167,21 @@ struct evpn_addr { #define AF_FLOWSPEC (AF_MAX + 2) #endif +#if !defined(AF_LINKSTATE) +#define AF_LINKSTATE (AF_MAX + 3) +#endif + struct flowspec_prefix { uint8_t family; uint16_t prefixlen; /* length in bytes */ uintptr_t ptr; }; +struct linkstate_prefix { + uint16_t nlri_type; + uintptr_t ptr; +}; + /* FRR generic prefix structure. */ struct prefix { uint8_t family; @@ -182,6 +200,7 @@ struct prefix { uintptr_t ptr; struct evpn_addr prefix_evpn; /* AF_EVPN */ struct flowspec_prefix prefix_flowspec; /* AF_FLOWSPEC */ + struct linkstate_prefix prefix_linkstate; /* AF_LINKSTATE */ } u __attribute__((aligned(8))); }; @@ -279,6 +298,14 @@ struct prefix_fs { struct flowspec_prefix prefix __attribute__((aligned(8))); }; + +/* Prefix for a BGP-LS entry */ +struct prefix_bgpls { + uint8_t family; + uint16_t prefixlen; + struct linkstate_prefix prefix __attribute__((aligned(8))); +}; + struct prefix_sg { uint8_t family; uint16_t prefixlen; @@ -376,6 +403,10 @@ static inline void ipv4_addr_copy(struct in_addr *dst, #define s6_addr32 __u6_addr.__u6_addr32 #endif /*s6_addr32*/ +extern void prefix_set_linkstate_display_hook( + char *(*func)(char *buf, size_t size, uint16_t nlri_type, uintptr_t ptr, + uint16_t len)); + /* Prototypes. */ extern int str2family(const char *string); extern int afi2family(afi_t afi); @@ -401,6 +432,8 @@ static inline afi_t prefix_afi(union prefixconstptr pu) */ extern unsigned int prefix_bit(const uint8_t *prefix, const uint16_t bit_index); +extern void prefix_linkstate_ptr_free(struct prefix *p); + extern struct prefix *prefix_new(void); extern void prefix_free(struct prefix **p); /* @@ -418,6 +451,7 @@ extern void prefix_mcast_inet4_dump(const char *onfail, struct in_addr addr, extern const char *prefix_sg2str(const struct prefix_sg *sg, char *str); extern const char *prefix2str(union prefixconstptr upfx, char *buffer, int size); +extern const char *bgp_linkstate_nlri_type_2str(uint16_t nlri_type); extern int evpn_type5_prefix_match(const struct prefix *evpn_pfx, const struct prefix *match_pfx); extern int prefix_match(union prefixconstptr unet, union prefixconstptr upfx); |