frr/ospf6d/ospf6_lsdb.h

/*
 * Copyright (C) 2003 Yasuhiro Ohara
 *
 * 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 OSPF6_LSDB_H
#define OSPF6_LSDB_H

#include "prefix.h"
#include "table.h"
#include "ospf6_route.h"

struct ospf6_lsdb
{
  void *data; /* data structure that holds this lsdb */
  struct route_table *table;
  u_int32_t count;
  void (*hook_add) (struct ospf6_lsa *);
  void (*hook_remove) (struct ospf6_lsa *);
};

/* Function Prototypes */
extern struct ospf6_lsdb *ospf6_lsdb_create (void *data);
extern void ospf6_lsdb_delete (struct ospf6_lsdb *lsdb);

extern struct ospf6_lsa *ospf6_lsdb_lookup (u_int16_t type, u_int32_t id,
                                            u_int32_t adv_router,
                                            struct ospf6_lsdb *lsdb);
extern struct ospf6_lsa *ospf6_lsdb_lookup_next (u_int16_t type, u_int32_t id,
                                                 u_int32_t adv_router,
                                                 struct ospf6_lsdb *lsdb);

extern void ospf6_lsdb_add (struct ospf6_lsa *lsa, struct ospf6_lsdb *lsdb);
extern void ospf6_lsdb_remove (struct ospf6_lsa *lsa, struct ospf6_lsdb *lsdb);

extern const struct route_node *ospf6_lsdb_head (
                                          struct ospf6_lsdb *lsdb,
                                          int argmode,
                                          uint16_t type,
                                          uint32_t adv_router,
                                          struct ospf6_lsa **lsa);
extern struct ospf6_lsa *ospf6_lsdb_next (const struct route_node *iterend,
                                          struct ospf6_lsa *lsa);

#define ALL_LSDB_TYPED_ADVRTR(lsdb, type, adv_router, lsa) \
	const struct route_node *iterend = \
	  ospf6_lsdb_head(lsdb, 2, type, adv_router, &lsa); \
	lsa; \
	lsa = ospf6_lsdb_next(iterend, lsa)

#define ALL_LSDB_TYPED(lsdb, type, lsa) \
	const struct route_node *iterend = \
	  ospf6_lsdb_head(lsdb, 1, type, 0, &lsa); \
	lsa; \
	lsa = ospf6_lsdb_next(iterend, lsa)

#define ALL_LSDB(lsdb, lsa) \
	const struct route_node *iterend = \
	  ospf6_lsdb_head(lsdb, 0, 0, 0, &lsa); \
	lsa; \
	lsa = ospf6_lsdb_next(iterend, lsa)

extern void ospf6_lsdb_remove_all (struct ospf6_lsdb *lsdb);
extern void ospf6_lsdb_lsa_unlock (struct ospf6_lsa *lsa);

enum ospf_lsdb_show_level {
 OSPF6_LSDB_SHOW_LEVEL_NORMAL = 0,
 OSPF6_LSDB_SHOW_LEVEL_DETAIL,
 OSPF6_LSDB_SHOW_LEVEL_INTERNAL,
 OSPF6_LSDB_SHOW_LEVEL_DUMP,
};

extern void ospf6_lsdb_show (struct vty *vty,
                             enum ospf_lsdb_show_level level, u_int16_t *type,
                             u_int32_t *id, u_int32_t *adv_router,
                             struct ospf6_lsdb *lsdb);

extern u_int32_t ospf6_new_ls_id (u_int16_t type, u_int32_t adv_router,
                                  struct ospf6_lsdb *lsdb);
extern u_int32_t ospf6_new_ls_seqnum (u_int16_t type, u_int32_t id,
                                      u_int32_t adv_router,
                                      struct ospf6_lsdb *lsdb);
extern int ospf6_lsdb_maxage_remover (struct ospf6_lsdb *lsdb);

#endif /* OSPF6_LSDB_H */