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107 lines
4.0 KiB
C
107 lines
4.0 KiB
C
/*
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* Copyright (C) 2003 Yasuhiro Ohara
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*
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* This file is part of GNU Zebra.
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*
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* GNU Zebra is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* GNU Zebra is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; see the file COPYING; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef OSPF6_LSDB_H
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#define OSPF6_LSDB_H
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#include "prefix.h"
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#include "table.h"
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#include "ospf6_route.h"
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struct ospf6_lsdb {
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void *data; /* data structure that holds this lsdb */
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struct route_table *table;
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uint32_t count;
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uint32_t stats[OSPF6_LSTYPE_SIZE];
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void (*hook_add)(struct ospf6_lsa *);
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void (*hook_remove)(struct ospf6_lsa *);
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};
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/* Function Prototypes */
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extern struct ospf6_lsdb *ospf6_lsdb_create(void *data);
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extern void ospf6_lsdb_delete(struct ospf6_lsdb *lsdb);
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extern struct ospf6_lsa *ospf6_lsdb_lookup(uint16_t type, uint32_t id,
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uint32_t adv_router,
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struct ospf6_lsdb *lsdb);
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extern struct ospf6_lsa *ospf6_lsdb_lookup_next(uint16_t type, uint32_t id,
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uint32_t adv_router,
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struct ospf6_lsdb *lsdb);
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extern void ospf6_lsdb_add(struct ospf6_lsa *lsa, struct ospf6_lsdb *lsdb);
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extern void ospf6_lsdb_remove(struct ospf6_lsa *lsa, struct ospf6_lsdb *lsdb);
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extern const struct route_node *ospf6_lsdb_head(struct ospf6_lsdb *lsdb,
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int argmode, uint16_t type,
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uint32_t adv_router,
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struct ospf6_lsa **lsa);
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extern struct ospf6_lsa *ospf6_lsdb_next(const struct route_node *iterend,
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struct ospf6_lsa *lsa);
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#define ALL_LSDB_TYPED_ADVRTR(lsdb, type, adv_router, lsa) \
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const struct route_node *iterend = \
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ospf6_lsdb_head(lsdb, 2, type, adv_router, &lsa); \
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lsa; \
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lsa = ospf6_lsdb_next(iterend, lsa)
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#define ALL_LSDB_TYPED(lsdb, type, lsa) \
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const struct route_node *iterend = \
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ospf6_lsdb_head(lsdb, 1, type, 0, &lsa); \
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lsa; \
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lsa = ospf6_lsdb_next(iterend, lsa)
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/*
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* Since we are locking the lsa in ospf6_lsdb_head
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* and then unlocking it in ospf6_lsa_unlock, when
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* we cache the next pointer we need to increment
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* the lock for the lsa so we don't accidentally free
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* it really early.
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*/
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#define ALL_LSDB(lsdb, lsa, lsanext) \
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const struct route_node *iterend = \
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ospf6_lsdb_head(lsdb, 0, 0, 0, &lsa); \
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(lsa) != NULL && ospf6_lsa_lock(lsa) \
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&& ((lsanext) = ospf6_lsdb_next(iterend, (lsa)), 1); \
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ospf6_lsa_unlock(lsa), (lsa) = (lsanext)
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extern void ospf6_lsdb_remove_all(struct ospf6_lsdb *lsdb);
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extern void ospf6_lsdb_lsa_unlock(struct ospf6_lsa *lsa);
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enum ospf_lsdb_show_level {
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OSPF6_LSDB_SHOW_LEVEL_NORMAL = 0,
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OSPF6_LSDB_SHOW_LEVEL_DETAIL,
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OSPF6_LSDB_SHOW_LEVEL_INTERNAL,
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OSPF6_LSDB_SHOW_LEVEL_DUMP,
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};
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extern void ospf6_lsdb_show(struct vty *vty, enum ospf_lsdb_show_level level,
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uint16_t *type, uint32_t *id, uint32_t *adv_router,
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struct ospf6_lsdb *lsdb, json_object *json,
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bool use_json);
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extern uint32_t ospf6_new_ls_id(uint16_t type, uint32_t adv_router,
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struct ospf6_lsdb *lsdb);
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extern uint32_t ospf6_new_ls_seqnum(uint16_t type, uint32_t id,
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uint32_t adv_router,
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struct ospf6_lsdb *lsdb);
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extern int ospf6_lsdb_maxage_remover(struct ospf6_lsdb *lsdb);
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#endif /* OSPF6_LSDB_H */
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