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bird/proto/ospf/rt.h
Ondrej Zajicek c27b2449d1 Shows source (Router ID) for OSPF routes and adds such attribute.
A sad thing is that we does not have a 'router_id' filter type,
so it must be given as decimal number in filters.
2010-02-08 16:01:03 +01:00

53 lines
1.2 KiB
C

/*
* BIRD -- OSPF
*
* (c) 2000--2004 Ondrej Filip <feela@network.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*
*/
#ifndef _BIRD_OSPF_RT_H_
#define _BIRD_OSPF_RT_H_
#define ORT_UNDEF -1
#define ORT_ROUTER 1
#define ORT_NET 0
typedef struct orta
{
int type;
u32 options;
/* router-LSA style options (for ORT_ROUTER), with V,E,B bits.
In OSPFv2, ASBRs from another areas (that we know from rt-summary-lsa),
have just ORTA_ASBR in options, their real options are unknown */
#define ORTA_ASBR OPT_RT_E
#define ORTA_ABR OPT_RT_B
struct ospf_area *oa;
u32 metric1;
u32 metric2;
ip_addr nh; /* Next hop */
struct ospf_iface *ifa; /* Outgoing interface */
struct top_hash_entry *ar; /* Advertising router (or ABR) */
u32 tag;
u32 rid; /* Router ID of real advertising router */
/* For ext-LSA from different area, 'ar' is a type 1 LSA of ABR.
Router ID of real advertising router is stored in 'rid'. */
}
orta;
typedef struct ort
{
struct fib_node fn;
orta n;
orta o;
struct ort *efn; /* For RFC1583 */
}
ort;
void ospf_rt_spf(struct proto_ospf *po);
void ospf_rt_initort(struct fib_node *fn);
#endif /* _BIRD_OSPF_RT_H_ */