diff options
Diffstat (limited to 'ospfd/ospf_lsdb.h')
| -rw-r--r-- | ospfd/ospf_lsdb.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/ospfd/ospf_lsdb.h b/ospfd/ospf_lsdb.h new file mode 100644 index 0000000..5cf5d05 --- /dev/null +++ b/ospfd/ospf_lsdb.h @@ -0,0 +1,82 @@ +/* + * OSPF LSDB support. + * Copyright (C) 1999, 2000 Alex Zinin, Kunihiro Ishiguro, Toshiaki Takada + * + * This file is part of GNU Zebra. + * + * GNU Zebra is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * GNU Zebra is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; see the file COPYING; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef _ZEBRA_OSPF_LSDB_H +#define _ZEBRA_OSPF_LSDB_H + +/* OSPF LSDB structure. */ +struct ospf_lsdb { + struct { + unsigned long count; + unsigned long count_self; + unsigned int checksum; + struct route_table *db; + } type[OSPF_MAX_LSA]; + unsigned long total; +#define MONITOR_LSDB_CHANGE 1 /* XXX */ +#ifdef MONITOR_LSDB_CHANGE + /* Hooks for callback functions to catch every add/del event. */ + int (*new_lsa_hook)(struct ospf_lsa *); + int (*del_lsa_hook)(struct ospf_lsa *); +#endif /* MONITOR_LSDB_CHANGE */ +}; + +/* Macros. */ +#define LSDB_LOOP(T, N, L) \ + if ((T) != NULL) \ + for ((N) = route_top((T)); ((N)); ((N)) = route_next((N))) \ + if (((L) = (N)->info)) + +#define ROUTER_LSDB(A) ((A)->lsdb->type[OSPF_ROUTER_LSA].db) +#define NETWORK_LSDB(A) ((A)->lsdb->type[OSPF_NETWORK_LSA].db) +#define SUMMARY_LSDB(A) ((A)->lsdb->type[OSPF_SUMMARY_LSA].db) +#define ASBR_SUMMARY_LSDB(A) ((A)->lsdb->type[OSPF_ASBR_SUMMARY_LSA].db) +#define EXTERNAL_LSDB(O) ((O)->lsdb->type[OSPF_AS_EXTERNAL_LSA].db) +#define NSSA_LSDB(A) ((A)->lsdb->type[OSPF_AS_NSSA_LSA].db) +#define OPAQUE_LINK_LSDB(A) ((A)->lsdb->type[OSPF_OPAQUE_LINK_LSA].db) +#define OPAQUE_AREA_LSDB(A) ((A)->lsdb->type[OSPF_OPAQUE_AREA_LSA].db) +#define OPAQUE_AS_LSDB(O) ((O)->lsdb->type[OSPF_OPAQUE_AS_LSA].db) + +#define AREA_LSDB(A,T) ((A)->lsdb->type[(T)].db) +#define AS_LSDB(O,T) ((O)->lsdb->type[(T)].db) + +/* OSPF LSDB related functions. */ +extern struct ospf_lsdb *ospf_lsdb_new(void); +extern void ospf_lsdb_init(struct ospf_lsdb *); +extern void ospf_lsdb_free(struct ospf_lsdb *); +extern void ospf_lsdb_cleanup(struct ospf_lsdb *); +extern void ls_prefix_set(struct prefix_ls *lp, struct ospf_lsa *lsa); +extern void ospf_lsdb_add(struct ospf_lsdb *, struct ospf_lsa *); +extern void ospf_lsdb_delete(struct ospf_lsdb *, struct ospf_lsa *); +extern void ospf_lsdb_delete_all(struct ospf_lsdb *); +extern struct ospf_lsa *ospf_lsdb_lookup(struct ospf_lsdb *, struct ospf_lsa *); +extern struct ospf_lsa *ospf_lsdb_lookup_by_id(struct ospf_lsdb *, uint8_t, + struct in_addr, struct in_addr); +extern struct ospf_lsa *ospf_lsdb_lookup_by_id_next(struct ospf_lsdb *, uint8_t, + struct in_addr, + struct in_addr, int); +extern unsigned long ospf_lsdb_count_all(struct ospf_lsdb *); +extern unsigned long ospf_lsdb_count(struct ospf_lsdb *, int); +extern unsigned long ospf_lsdb_count_self(struct ospf_lsdb *, int); +extern unsigned int ospf_lsdb_checksum(struct ospf_lsdb *, int); +extern unsigned long ospf_lsdb_isempty(struct ospf_lsdb *); + +#endif /* _ZEBRA_OSPF_LSDB_H */ |