projects / mirror_frr.git / blame
| Commit | Line | Data |
|---|---|---|
| 718e3744 | 1 | /* |
| 2 | * OSPF ABR functions. | |
| 3 | * Copyright (C) 1999 Alex Zinin | |
| 4 | * | |
| 5 | * This file is part of GNU Zebra. | |
| 896014f4 | 6 | * |
| 718e3744 | 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. | |
| 896014f4 | 11 | * |
| 718e3744 | 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 | * | |
| 896014f4 DL |
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 | |
| 718e3744 | 20 | */ |
| 21 | ||
| 22 | #ifndef _ZEBRA_OSPF_ABR_H | |
| 23 | #define _ZEBRA_OSPF_ABR_H | |
| 24 | ||
| 25 | #define OSPF_ABR_TASK_DELAY 7 | |
| 26 | ||
| 27 | #define OSPF_AREA_RANGE_ADVERTISE (1 << 0) | |
| 28 | #define OSPF_AREA_RANGE_SUBSTITUTE (1 << 1) | |
| 29 | ||
| 30 | /* Area range. */ | |
| 31 | struct ospf_area_range | |
| 32 | { | |
| 33 | /* Area range address. */ | |
| 34 | struct in_addr addr; | |
| 35 | ||
| 36 | /* Area range masklen. */ | |
| 37 | u_char masklen; | |
| 38 | ||
| 39 | /* Flags. */ | |
| 40 | u_char flags; | |
| 41 | ||
| 42 | /* Number of more specific prefixes. */ | |
| 43 | int specifics; | |
| 44 | ||
| 45 | /* Addr and masklen to substitute. */ | |
| 46 | struct in_addr subst_addr; | |
| 47 | u_char subst_masklen; | |
| 48 | ||
| 49 | /* Range cost. */ | |
| 50 | u_int32_t cost; | |
| 51 | ||
| 52 | /* Configured range cost. */ | |
| 53 | u_int32_t cost_config; | |
| 718e3744 | 54 | }; |
| 55 | ||
| 56 | /* Prototypes. */ | |
| 4dadc291 | 57 | extern struct ospf_area_range *ospf_area_range_lookup (struct ospf_area *, |
| 58 | struct prefix_ipv4 *); | |
| 59 | ||
| 60 | extern struct ospf_area_range *ospf_some_area_range_match (struct prefix_ipv4 | |
| 61 | *); | |
| 62 | ||
| 63 | extern struct ospf_area_range *ospf_area_range_lookup_next (struct ospf_area | |
| 64 | *, | |
| 65 | struct in_addr *, | |
| 66 | int); | |
| 67 | ||
| 68 | extern int ospf_area_range_set (struct ospf *, struct in_addr, | |
| 69 | struct prefix_ipv4 *, int); | |
| 70 | extern int ospf_area_range_cost_set (struct ospf *, struct in_addr, | |
| 71 | struct prefix_ipv4 *, u_int32_t); | |
| 72 | extern int ospf_area_range_unset (struct ospf *, struct in_addr, | |
| 73 | struct prefix_ipv4 *); | |
| 74 | extern int ospf_area_range_substitute_set (struct ospf *, struct in_addr, | |
| 75 | struct prefix_ipv4 *, | |
| 76 | struct prefix_ipv4 *); | |
| 77 | extern int ospf_area_range_substitute_unset (struct ospf *, struct in_addr, | |
| 78 | struct prefix_ipv4 *); | |
| 79 | extern struct ospf_area_range *ospf_area_range_match_any (struct ospf *, | |
| 80 | struct prefix_ipv4 | |
| 81 | *); | |
| 82 | extern int ospf_area_range_active (struct ospf_area_range *); | |
| 83 | extern int ospf_act_bb_connection (struct ospf *); | |
| 84 | ||
| 85 | extern void ospf_check_abr_status (struct ospf *); | |
| 86 | extern void ospf_abr_task (struct ospf *); | |
| 87 | extern void ospf_schedule_abr_task (struct ospf *); | |
| 718e3744 | 88 | |
| ba682537 | 89 | extern void ospf_abr_announce_network_to_area (struct prefix_ipv4 *, |
| 90 | u_int32_t, | |
| 91 | struct ospf_area *); | |
| 718e3744 | 92 | #endif /* _ZEBRA_OSPF_ABR_H */ |