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/*
* OSPF AS Boundary Router functions.
* Copyright (C) 1999, 2000 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 GNU Zebra; see the file COPYING. If not, write to the Free
* Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#ifndef _ZEBRA_OSPF_ASBR_H
#define _ZEBRA_OSPF_ASBR_H
struct route_map_set_values
{
int32_t metric;
int32_t metric_type;
};
/* Redistributed external information. */
struct external_info
{
/* Type of source protocol. */
u_char type;
/* Prefix. */
struct prefix_ipv4 p;
/* Interface index. */
unsigned int ifindex;
/* Nexthop address. */
struct in_addr nexthop;
/* Additional Route tag. */
u_int32_t tag;
struct route_map_set_values route_map_set;
#define ROUTEMAP_METRIC(E) (E)->route_map_set.metric
#define ROUTEMAP_METRIC_TYPE(E) (E)->route_map_set.metric_type
};
#define OSPF_ASBR_CHECK_DELAY 30
extern void ospf_external_route_remove (struct ospf *, struct prefix_ipv4 *);
extern struct external_info *ospf_external_info_new (u_char);
extern void ospf_reset_route_map_set_values (struct route_map_set_values *);
extern int ospf_route_map_set_compare (struct route_map_set_values *,
struct route_map_set_values *);
extern struct external_info *ospf_external_info_add (u_char,
struct prefix_ipv4,
unsigned int,
struct in_addr);
extern void ospf_external_info_delete (u_char, struct prefix_ipv4);
extern struct external_info *ospf_external_info_lookup (u_char,
struct prefix_ipv4 *);
extern struct ospf_route *ospf_external_route_lookup (struct ospf *,
struct prefix_ipv4 *);
extern void ospf_asbr_status_update (struct ospf *, u_char);
extern void ospf_redistribute_withdraw (u_char);
extern void ospf_asbr_check (void);
extern void ospf_schedule_asbr_check (void);
extern void ospf_asbr_route_install_lsa (struct ospf_lsa *);
extern struct ospf_lsa *ospf_external_info_find_lsa (struct ospf *,
struct prefix_ipv4 *p);
#endif /* _ZEBRA_OSPF_ASBR_H */
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