diff options
Diffstat (limited to 'lib/prefix.h')
| -rw-r--r-- | lib/prefix.h | 62 |
1 files changed, 49 insertions, 13 deletions
diff --git a/lib/prefix.h b/lib/prefix.h index 0bd457cc23..400f07386f 100644 --- a/lib/prefix.h +++ b/lib/prefix.h @@ -43,9 +43,36 @@ extern "C" { #define ETH_ALEN 6 #endif +/* EVPN route types. */ +typedef enum { + BGP_EVPN_AD_ROUTE = 1, /* Ethernet Auto-Discovery (A-D) route */ + BGP_EVPN_MAC_IP_ROUTE, /* MAC/IP Advertisement route */ + BGP_EVPN_IMET_ROUTE, /* Inclusive Multicast Ethernet Tag route */ + BGP_EVPN_ES_ROUTE, /* Ethernet Segment route */ + BGP_EVPN_IP_PREFIX_ROUTE, /* IP Prefix route */ +} bgp_evpn_route_type; + +/* value of first byte of ESI */ +#define ESI_TYPE_ARBITRARY 0 /* */ +#define ESI_TYPE_LACP 1 /* <> */ +#define ESI_TYPE_BRIDGE 2 /* <Root bridge Mac-6B>:<Root Br Priority-2B>:00 */ +#define ESI_TYPE_MAC 3 /* <Syst Mac Add-6B>:<Local Discriminator Value-3B> */ +#define ESI_TYPE_ROUTER 4 /* <RouterId-4B>:<Local Discriminator Value-4B> */ +#define ESI_TYPE_AS 5 /* <AS-4B>:<Local Discriminator Value-4B> */ + +#define MAX_ESI {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff} + + +#define EVPN_ETH_TAG_BYTES 4 #define ESI_BYTES 10 #define ESI_STR_LEN (3 * ESI_BYTES) +/* Maximum number of VTEPs per-ES - + * XXX - temporary limit for allocating strings etc. + */ +#define ES_VTEP_MAX_CNT 10 +#define ES_VTEP_LIST_STR_SZ (ES_VTEP_MAX_CNT * 16) + #define ETHER_ADDR_STRLEN (3*ETH_ALEN) /* * there isn't a portable ethernet address type. We define our @@ -64,12 +91,13 @@ struct ethaddr { #define PREFIX_LEN_ROUTE_TYPE_5_IPV6 (30*8) typedef struct esi_t_ { - uint8_t val[10]; + uint8_t val[ESI_BYTES]; } esi_t; struct evpn_ead_addr { esi_t esi; uint32_t eth_tag; + struct ipaddr ip; }; struct evpn_macip_addr { @@ -217,39 +245,45 @@ struct prefix_evpn { static inline int is_evpn_prefix_ipaddr_none(const struct prefix_evpn *evp) { - if (evp->prefix.route_type == 2) + if (evp->prefix.route_type == BGP_EVPN_AD_ROUTE) + return IS_IPADDR_NONE(&(evp)->prefix.ead_addr.ip); + if (evp->prefix.route_type == BGP_EVPN_MAC_IP_ROUTE) return IS_IPADDR_NONE(&(evp)->prefix.macip_addr.ip); - if (evp->prefix.route_type == 3) + if (evp->prefix.route_type == BGP_EVPN_IMET_ROUTE) return IS_IPADDR_NONE(&(evp)->prefix.imet_addr.ip); - if (evp->prefix.route_type == 4) + if (evp->prefix.route_type == BGP_EVPN_ES_ROUTE) return IS_IPADDR_NONE(&(evp)->prefix.es_addr.ip); - if (evp->prefix.route_type == 5) + if (evp->prefix.route_type == BGP_EVPN_IP_PREFIX_ROUTE) return IS_IPADDR_NONE(&(evp)->prefix.prefix_addr.ip); return 0; } static inline int is_evpn_prefix_ipaddr_v4(const struct prefix_evpn *evp) { - if (evp->prefix.route_type == 2) + if (evp->prefix.route_type == BGP_EVPN_AD_ROUTE) + return IS_IPADDR_V4(&(evp)->prefix.ead_addr.ip); + if (evp->prefix.route_type == BGP_EVPN_MAC_IP_ROUTE) return IS_IPADDR_V4(&(evp)->prefix.macip_addr.ip); - if (evp->prefix.route_type == 3) + if (evp->prefix.route_type == BGP_EVPN_IMET_ROUTE) return IS_IPADDR_V4(&(evp)->prefix.imet_addr.ip); - if (evp->prefix.route_type == 4) + if (evp->prefix.route_type == BGP_EVPN_ES_ROUTE) return IS_IPADDR_V4(&(evp)->prefix.es_addr.ip); - if (evp->prefix.route_type == 5) + if (evp->prefix.route_type == BGP_EVPN_IP_PREFIX_ROUTE) return IS_IPADDR_V4(&(evp)->prefix.prefix_addr.ip); return 0; } static inline int is_evpn_prefix_ipaddr_v6(const struct prefix_evpn *evp) { - if (evp->prefix.route_type == 2) + if (evp->prefix.route_type == BGP_EVPN_AD_ROUTE) + return IS_IPADDR_V6(&(evp)->prefix.ead_addr.ip); + if (evp->prefix.route_type == BGP_EVPN_MAC_IP_ROUTE) return IS_IPADDR_V6(&(evp)->prefix.macip_addr.ip); - if (evp->prefix.route_type == 3) + if (evp->prefix.route_type == BGP_EVPN_IMET_ROUTE) return IS_IPADDR_V6(&(evp)->prefix.imet_addr.ip); - if (evp->prefix.route_type == 4) + if (evp->prefix.route_type == BGP_EVPN_ES_ROUTE) return IS_IPADDR_V6(&(evp)->prefix.es_addr.ip); - if (evp->prefix.route_type == 5) + if (evp->prefix.route_type == BGP_EVPN_IP_PREFIX_ROUTE) return IS_IPADDR_V6(&(evp)->prefix.prefix_addr.ip); return 0; } @@ -555,6 +589,8 @@ static inline int is_default_host_route(const struct prefix *p) } #ifdef _FRR_ATTRIBUTE_PRINTFRR +#pragma FRR printfrr_ext "%pEA" (struct ethaddr *) + #pragma FRR printfrr_ext "%pI4" (struct in_addr *) #pragma FRR printfrr_ext "%pI4" (in_addr_t *) |