3 * Copyright (C) 1999, 2000 Alex Zinin, Kunihiro Ishiguro, Toshiaki Takada
5 * This file is part of GNU Zebra.
7 * GNU Zebra is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2, or (at your option) any
12 * GNU Zebra is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with GNU Zebra; see the file COPYING. If not, write to the Free
19 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
23 #ifndef _ZEBRA_OSPF_LSDB_H
24 #define _ZEBRA_OSPF_LSDB_H
26 /* OSPF LSDB structure. */
32 unsigned long count_self;
33 unsigned int checksum;
34 struct route_table *db;
37 #define MONITOR_LSDB_CHANGE 1 /* XXX */
38 #ifdef MONITOR_LSDB_CHANGE
39 /* Hooks for callback functions to catch every add/del event. */
40 int (* new_lsa_hook)(struct ospf_lsa *);
41 int (* del_lsa_hook)(struct ospf_lsa *);
42 #endif /* MONITOR_LSDB_CHANGE */
46 #define LSDB_LOOP(T,N,L) \
48 for ((N) = route_top ((T)); ((N)); ((N)) = route_next ((N))) \
49 if (((L) = (N)->info))
51 #define ROUTER_LSDB(A) ((A)->lsdb->type[OSPF_ROUTER_LSA].db)
52 #define NETWORK_LSDB(A) ((A)->lsdb->type[OSPF_NETWORK_LSA].db)
53 #define SUMMARY_LSDB(A) ((A)->lsdb->type[OSPF_SUMMARY_LSA].db)
54 #define ASBR_SUMMARY_LSDB(A) ((A)->lsdb->type[OSPF_ASBR_SUMMARY_LSA].db)
55 #define EXTERNAL_LSDB(O) ((O)->lsdb->type[OSPF_AS_EXTERNAL_LSA].db)
56 #define NSSA_LSDB(A) ((A)->lsdb->type[OSPF_AS_NSSA_LSA].db)
57 #define OPAQUE_LINK_LSDB(A) ((A)->lsdb->type[OSPF_OPAQUE_LINK_LSA].db)
58 #define OPAQUE_AREA_LSDB(A) ((A)->lsdb->type[OSPF_OPAQUE_AREA_LSA].db)
59 #define OPAQUE_AS_LSDB(O) ((O)->lsdb->type[OSPF_OPAQUE_AS_LSA].db)
61 #define AREA_LSDB(A,T) ((A)->lsdb->type[(T)].db)
62 #define AS_LSDB(O,T) ((O)->lsdb->type[(T)].db)
64 /* OSPF LSDB related functions. */
65 extern struct ospf_lsdb *ospf_lsdb_new (void);
66 extern void ospf_lsdb_init (struct ospf_lsdb *);
67 extern void ospf_lsdb_free (struct ospf_lsdb *);
68 extern void ospf_lsdb_cleanup (struct ospf_lsdb *);
69 extern void ls_prefix_set (struct prefix_ls *lp, struct ospf_lsa *lsa);
70 extern void ospf_lsdb_add (struct ospf_lsdb *, struct ospf_lsa *);
71 extern void ospf_lsdb_delete (struct ospf_lsdb *, struct ospf_lsa *);
72 extern void ospf_lsdb_delete_all (struct ospf_lsdb *);
73 /* Set all stats to -1 (LSA_SPF_NOT_EXPLORED). */
74 extern void ospf_lsdb_clean_stat (struct ospf_lsdb *lsdb);
75 extern struct ospf_lsa *ospf_lsdb_lookup (struct ospf_lsdb *, struct ospf_lsa *);
76 extern struct ospf_lsa *ospf_lsdb_lookup_by_id (struct ospf_lsdb *, u_char,
77 struct in_addr, struct in_addr);
78 extern struct ospf_lsa *ospf_lsdb_lookup_by_id_next (struct ospf_lsdb *, u_char,
79 struct in_addr, struct in_addr,
81 extern unsigned long ospf_lsdb_count_all (struct ospf_lsdb *);
82 extern unsigned long ospf_lsdb_count (struct ospf_lsdb *, int);
83 extern unsigned long ospf_lsdb_count_self (struct ospf_lsdb *, int);
84 extern unsigned int ospf_lsdb_checksum (struct ospf_lsdb *, int);
85 extern unsigned long ospf_lsdb_isempty (struct ospf_lsdb *);
87 #endif /* _ZEBRA_OSPF_LSDB_H */