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paul718e3742002-12-13 20:15:29 +00001/*
2 * OSPF AS Boundary Router functions.
3 * Copyright (C) 1999, 2000 Kunihiro Ishiguro, Toshiaki Takada
4 *
5 * This file is part of GNU Zebra.
6 *
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
10 * later version.
11 *
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.
16 *
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
20 * 02111-1307, USA.
21 */
22
23#ifndef _ZEBRA_OSPF_ASBR_H
24#define _ZEBRA_OSPF_ASBR_H
25
26struct route_map_set_values
27{
28 int32_t metric;
29 int32_t metric_type;
30};
31
32/* Redistributed external information. */
33struct external_info
34{
35 /* Type of source protocol. */
36 u_char type;
37
38 /* Prefix. */
39 struct prefix_ipv4 p;
40
41 /* Interface index. */
Paul Jakma9099f9b2016-01-18 10:12:10 +000042 ifindex_t ifindex;
paul718e3742002-12-13 20:15:29 +000043
44 /* Nexthop address. */
45 struct in_addr nexthop;
46
Christian Frankeddc160c2016-10-01 20:42:34 +020047 /* Additional Route tag: this is the wire type */
paul718e3742002-12-13 20:15:29 +000048 u_int32_t tag;
49
50 struct route_map_set_values route_map_set;
51#define ROUTEMAP_METRIC(E) (E)->route_map_set.metric
52#define ROUTEMAP_METRIC_TYPE(E) (E)->route_map_set.metric_type
53};
54
55#define OSPF_ASBR_CHECK_DELAY 30
56
paul4dadc292005-05-06 21:37:42 +000057extern void ospf_external_route_remove (struct ospf *, struct prefix_ipv4 *);
58extern struct external_info *ospf_external_info_new (u_char);
59extern void ospf_reset_route_map_set_values (struct route_map_set_values *);
60extern int ospf_route_map_set_compare (struct route_map_set_values *,
pauld4a53d52003-07-12 21:30:57 +000061 struct route_map_set_values *);
paul4dadc292005-05-06 21:37:42 +000062extern struct external_info *ospf_external_info_add (u_char,
pauld4a53d52003-07-12 21:30:57 +000063 struct prefix_ipv4,
Paul Jakma9099f9b2016-01-18 10:12:10 +000064 ifindex_t,
Piotr Chytła2b2e38c2015-12-01 10:10:41 -050065 struct in_addr,
Paul Jakma96d10602016-07-01 14:23:45 +010066 route_tag_t);
paul4dadc292005-05-06 21:37:42 +000067extern void ospf_external_info_delete (u_char, struct prefix_ipv4);
68extern struct external_info *ospf_external_info_lookup (u_char,
pauld4a53d52003-07-12 21:30:57 +000069 struct prefix_ipv4 *);
paul4dadc292005-05-06 21:37:42 +000070extern struct ospf_route *ospf_external_route_lookup (struct ospf *,
pauld4a53d52003-07-12 21:30:57 +000071 struct prefix_ipv4 *);
paul4dadc292005-05-06 21:37:42 +000072extern void ospf_asbr_status_update (struct ospf *, u_char);
paul718e3742002-12-13 20:15:29 +000073
Paul Jakma6db3a6f2006-05-12 23:02:46 +000074extern void ospf_redistribute_withdraw (struct ospf *, u_char);
paul4dadc292005-05-06 21:37:42 +000075extern void ospf_asbr_check (void);
76extern void ospf_schedule_asbr_check (void);
77extern void ospf_asbr_route_install_lsa (struct ospf_lsa *);
78extern struct ospf_lsa *ospf_external_info_find_lsa (struct ospf *,
pauld4a53d52003-07-12 21:30:57 +000079 struct prefix_ipv4 *p);
paul718e3742002-12-13 20:15:29 +000080
81#endif /* _ZEBRA_OSPF_ASBR_H */