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3 * Copyright (C) 1999 Alex Zinin
5 * This file is part of GNU Zebra.
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
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.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; see the file COPYING; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #ifndef _ZEBRA_OSPF_ABR_H
23 #define _ZEBRA_OSPF_ABR_H
25 #define OSPF_ABR_TASK_DELAY 7
27 #define OSPF_AREA_RANGE_ADVERTISE (1 << 0)
28 #define OSPF_AREA_RANGE_SUBSTITUTE (1 << 1)
31 struct ospf_area_range
{
32 /* Area range address. */
35 /* Area range masklen. */
41 /* Number of more specific prefixes. */
44 /* Addr and masklen to substitute. */
45 struct in_addr subst_addr
;
46 uint8_t subst_masklen
;
51 /* Configured range cost. */
56 extern struct ospf_area_range
*ospf_area_range_lookup(struct ospf_area
*,
57 struct prefix_ipv4
*);
59 extern struct ospf_area_range
*ospf_some_area_range_match(struct prefix_ipv4
*);
61 extern struct ospf_area_range
*
62 ospf_area_range_lookup_next(struct ospf_area
*, struct in_addr
*, int);
64 extern int ospf_area_range_set(struct ospf
*, struct in_addr
,
65 struct prefix_ipv4
*, int);
66 extern int ospf_area_range_cost_set(struct ospf
*, struct in_addr
,
67 struct prefix_ipv4
*, uint32_t);
68 extern int ospf_area_range_unset(struct ospf
*, struct in_addr
,
69 struct prefix_ipv4
*);
70 extern int ospf_area_range_substitute_set(struct ospf
*, struct in_addr
,
72 struct prefix_ipv4
*);
73 extern int ospf_area_range_substitute_unset(struct ospf
*, struct in_addr
,
74 struct prefix_ipv4
*);
75 extern struct ospf_area_range
*ospf_area_range_match_any(struct ospf
*,
76 struct prefix_ipv4
*);
77 extern int ospf_area_range_active(struct ospf_area_range
*);
78 extern int ospf_act_bb_connection(struct ospf
*);
80 extern void ospf_check_abr_status(struct ospf
*);
81 extern void ospf_abr_task(struct ospf
*);
82 extern void ospf_schedule_abr_task(struct ospf
*);
84 extern void ospf_abr_announce_network_to_area(struct prefix_ipv4
*, uint32_t,
86 #endif /* _ZEBRA_OSPF_ABR_H */