diff options
Diffstat (limited to 'ospf6d/ospf6_intra.h')
| -rw-r--r-- | ospf6d/ospf6_intra.h | 130 |
1 files changed, 126 insertions, 4 deletions
diff --git a/ospf6d/ospf6_intra.h b/ospf6d/ospf6_intra.h index 4fb68e95..28780b4a 100644 --- a/ospf6d/ospf6_intra.h +++ b/ospf6d/ospf6_intra.h @@ -1,5 +1,5 @@ /* - * Copyright (C) 2001 Yasuhiro Ohara + * Copyright (C) 2003 Yasuhiro Ohara * * This file is part of GNU Zebra. * @@ -22,10 +22,132 @@ #ifndef OSPF6_INTRA_H #define OSPF6_INTRA_H -void ospf6_intra_topology_add (void *); -void ospf6_intra_topology_remove (void *); +/* Router-LSA */ +struct ospf6_router_lsa +{ + u_char bits; + u_char options[3]; + /* followed by ospf6_router_lsdesc(s) */ +}; + +/* Link State Description in Router-LSA */ +struct ospf6_router_lsdesc +{ + u_char type; + u_char reserved; + u_int16_t metric; /* output cost */ + u_int32_t interface_id; + u_int32_t neighbor_interface_id; + u_int32_t neighbor_router_id; +}; + +#define OSPF6_ROUTER_LSDESC_POINTTOPOINT 1 +#define OSPF6_ROUTER_LSDESC_TRANSIT_NETWORK 2 +#define OSPF6_ROUTER_LSDESC_STUB_NETWORK 3 +#define OSPF6_ROUTER_LSDESC_VIRTUAL_LINK 4 + +#define ROUTER_LSDESC_IS_TYPE(t,x) \ + ((((struct ospf6_router_lsdesc *)(x))->type == \ + OSPF6_ROUTER_LSDESC_ ## t) ? 1 : 0) +#define ROUTER_LSDESC_GET_METRIC(x) \ + (ntohs (((struct ospf6_router_lsdesc *)(x))->metric)) +#define ROUTER_LSDESC_GET_IFID(x) \ + (ntohl (((struct ospf6_router_lsdesc *)(x))->interface_id)) +#define ROUTER_LSDESC_GET_NBR_IFID(x) \ + (ntohl (((struct ospf6_router_lsdesc *)(x))->neighbor_interface_id)) +#define ROUTER_LSDESC_GET_NBR_ROUTERID(x) \ + (((struct ospf6_router_lsdesc *)(x))->neighbor_router_id) + +/* Network-LSA */ +struct ospf6_network_lsa +{ + u_char reserved; + u_char options[3]; + /* followed by ospf6_netowrk_lsd(s) */ +}; + +/* Link State Description in Router-LSA */ +struct ospf6_network_lsdesc +{ + u_int32_t router_id; +}; +#define NETWORK_LSDESC_GET_NBR_ROUTERID(x) \ + (((struct ospf6_network_lsdesc *)(x))->router_id) + +/* Link-LSA */ +struct ospf6_link_lsa +{ + u_char priority; + u_char options[3]; + struct in6_addr linklocal_addr; + u_int32_t prefix_num; + /* followed by ospf6 prefix(es) */ +}; + +/* Intra-Area-Prefix-LSA */ +struct ospf6_intra_prefix_lsa +{ + u_int16_t prefix_num; + u_int16_t ref_type; + u_int32_t ref_id; + u_int32_t ref_adv_router; + /* followed by ospf6 prefix(es) */ +}; + + +#define OSPF6_ROUTER_LSA_SCHEDULE(oa) \ + do { \ + if (! (oa)->thread_router_lsa) \ + (oa)->thread_router_lsa = \ + thread_add_event (master, ospf6_router_lsa_originate, oa, 0); \ + } while (0) +#define OSPF6_NETWORK_LSA_SCHEDULE(oi) \ + do { \ + if (! (oi)->thread_network_lsa) \ + (oi)->thread_network_lsa = \ + thread_add_event (master, ospf6_network_lsa_originate, oi, 0); \ + } while (0) +#define OSPF6_LINK_LSA_SCHEDULE(oi) \ + do { \ + if (! (oi)->thread_link_lsa) \ + (oi)->thread_link_lsa = \ + thread_add_event (master, ospf6_link_lsa_originate, oi, 0); \ + } while (0) +#define OSPF6_INTRA_PREFIX_LSA_SCHEDULE_STUB(oa) \ + do { \ + if (! (oa)->thread_intra_prefix_lsa) \ + (oa)->thread_intra_prefix_lsa = \ + thread_add_event (master, ospf6_intra_prefix_lsa_originate_stub, \ + oa, 0); \ + } while (0) +#define OSPF6_INTRA_PREFIX_LSA_SCHEDULE_TRANSIT(oi) \ + do { \ + if (! (oi)->thread_intra_prefix_lsa) \ + (oi)->thread_intra_prefix_lsa = \ + thread_add_event (master, ospf6_intra_prefix_lsa_originate_transit, \ + oi, 0); \ + } while (0) + +/* Function Prototypes */ +char *ospf6_router_lsdesc_lookup (u_char type, u_int32_t interface_id, + u_int32_t neighbor_interface_id, + u_int32_t neighbor_router_id, + struct ospf6_lsa *lsa); +char *ospf6_network_lsdesc_lookup (u_int32_t router_id, + struct ospf6_lsa *lsa); + +int ospf6_router_lsa_originate (struct thread *); +int ospf6_network_lsa_originate (struct thread *); +int ospf6_link_lsa_originate (struct thread *); +int ospf6_intra_prefix_lsa_originate_transit (struct thread *); +int ospf6_intra_prefix_lsa_originate_stub (struct thread *); +void ospf6_intra_prefix_lsa_add (struct ospf6_lsa *lsa); +void ospf6_intra_prefix_lsa_remove (struct ospf6_lsa *lsa); + +void ospf6_intra_route_calculation (struct ospf6_area *oa); +void ospf6_intra_asbr_calculation (struct ospf6_area *oa); void ospf6_intra_init (); -#endif /* OSPF6_INTRA_H */ +#endif /* OSPF6_LSA_H */ |