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718e3744 | 1 | /* |
508e53e2 | 2 | * Copyright (C) 2003 Yasuhiro Ohara |
718e3744 | 3 | * |
4 | * This file is part of GNU Zebra. | |
5 | * | |
6 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
7 | * under the terms of the GNU General Public License as published by the | |
8 | * Free Software Foundation; either version 2, or (at your option) any | |
9 | * later version. | |
10 | * | |
11 | * GNU Zebra is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * General Public License for more details. | |
15 | * | |
896014f4 DL |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program; see the file COPYING; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
718e3744 | 19 | */ |
20 | ||
21 | #ifndef OSPF_AREA_H | |
22 | #define OSPF_AREA_H | |
23 | ||
718e3744 | 24 | #include "ospf6_top.h" |
25 | ||
d62a17ae | 26 | struct ospf6_area { |
27 | /* Reference to Top data structure */ | |
28 | struct ospf6 *ospf6; | |
718e3744 | 29 | |
d62a17ae | 30 | /* Area-ID */ |
d7c0a89a | 31 | uint32_t area_id; |
718e3744 | 32 | |
79c3f4f4 QY |
33 | #define OSPF6_AREA_FMT_DOTTEDQUAD 1 |
34 | #define OSPF6_AREA_FMT_DECIMAL 2 | |
d62a17ae | 35 | /* Area-ID string */ |
36 | char name[16]; | |
718e3744 | 37 | |
d62a17ae | 38 | /* flag */ |
d7c0a89a | 39 | uint8_t flag; |
718e3744 | 40 | |
d62a17ae | 41 | /* OSPF Option */ |
d7c0a89a | 42 | uint8_t options[3]; |
718e3744 | 43 | |
d62a17ae | 44 | /* Summary routes to be originated (includes Configured Address Ranges) |
45 | */ | |
46 | struct ospf6_route_table *range_table; | |
47 | struct ospf6_route_table *summary_prefix; | |
48 | struct ospf6_route_table *summary_router; | |
049207c3 | 49 | |
d62a17ae | 50 | /* Area type */ |
51 | int no_summary; | |
ca1f4309 | 52 | |
a2d0055a CS |
53 | /* Brouter traversal protection */ |
54 | int intra_brouter_calc; | |
55 | ||
d62a17ae | 56 | /* OSPF interface list */ |
57 | struct list *if_list; | |
718e3744 | 58 | |
d62a17ae | 59 | struct ospf6_lsdb *lsdb; |
60 | struct ospf6_lsdb *lsdb_self; | |
da086a3b | 61 | struct ospf6_lsdb *temp_router_lsa_lsdb; |
6452df09 | 62 | |
d62a17ae | 63 | struct ospf6_route_table *spf_table; |
64 | struct ospf6_route_table *route_table; | |
718e3744 | 65 | |
d7c0a89a | 66 | uint32_t spf_calculation; /* SPF calculation count */ |
718e3744 | 67 | |
d62a17ae | 68 | struct thread *thread_router_lsa; |
69 | struct thread *thread_intra_prefix_lsa; | |
d7c0a89a | 70 | uint32_t router_lsa_size_limit; |
34956b31 | 71 | |
d62a17ae | 72 | /* Area announce list */ |
73 | struct { | |
74 | char *name; | |
75 | struct access_list *list; | |
76 | } _export; | |
dea04441 PJ |
77 | #define EXPORT_NAME(A) (A)->_export.name |
78 | #define EXPORT_LIST(A) (A)->_export.list | |
34956b31 | 79 | |
d62a17ae | 80 | /* Area acceptance list */ |
81 | struct { | |
82 | char *name; | |
83 | struct access_list *list; | |
84 | } import; | |
34956b31 | 85 | #define IMPORT_NAME(A) (A)->import.name |
86 | #define IMPORT_LIST(A) (A)->import.list | |
87 | ||
d62a17ae | 88 | /* Type 3 LSA Area prefix-list */ |
89 | struct { | |
90 | char *name; | |
91 | struct prefix_list *list; | |
92 | } plist_in; | |
34956b31 | 93 | #define PREFIX_NAME_IN(A) (A)->plist_in.name |
94 | #define PREFIX_LIST_IN(A) (A)->plist_in.list | |
95 | ||
d62a17ae | 96 | struct { |
97 | char *name; | |
98 | struct prefix_list *list; | |
99 | } plist_out; | |
34956b31 | 100 | #define PREFIX_NAME_OUT(A) (A)->plist_out.name |
101 | #define PREFIX_LIST_OUT(A) (A)->plist_out.list | |
102 | ||
d62a17ae | 103 | /* Time stamps. */ |
104 | struct timeval ts_spf; /* SPF calculation time stamp. */ | |
d6927cf3 CS |
105 | |
106 | uint32_t full_nbrs; /* Fully adjacent neighbors. */ | |
690df177 | 107 | uint8_t intra_prefix_originate; /* Force intra_prefix lsa originate */ |
718e3744 | 108 | }; |
109 | ||
6452df09 | 110 | #define OSPF6_AREA_ENABLE 0x01 |
111 | #define OSPF6_AREA_ACTIVE 0x02 | |
112 | #define OSPF6_AREA_TRANSIT 0x04 /* TransitCapability */ | |
113 | #define OSPF6_AREA_STUB 0x08 | |
114 | ||
6452df09 | 115 | #define IS_AREA_ENABLED(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_ENABLE)) |
116 | #define IS_AREA_ACTIVE(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_ACTIVE)) | |
117 | #define IS_AREA_TRANSIT(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_TRANSIT)) | |
118 | #define IS_AREA_STUB(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_STUB)) | |
718e3744 | 119 | |
120 | /* prototypes */ | |
d62a17ae | 121 | extern int ospf6_area_cmp(void *va, void *vb); |
6452df09 | 122 | |
d7c0a89a | 123 | extern struct ospf6_area *ospf6_area_create(uint32_t, struct ospf6 *, int); |
d62a17ae | 124 | extern void ospf6_area_delete(struct ospf6_area *); |
d7c0a89a | 125 | extern struct ospf6_area *ospf6_area_lookup(uint32_t, struct ospf6 *); |
508e53e2 | 126 | |
d62a17ae | 127 | extern void ospf6_area_enable(struct ospf6_area *); |
128 | extern void ospf6_area_disable(struct ospf6_area *); | |
718e3744 | 129 | |
d62a17ae | 130 | extern void ospf6_area_show(struct vty *, struct ospf6_area *); |
6452df09 | 131 | |
427f8e61 | 132 | extern void ospf6_area_plist_update(struct prefix_list *plist, int add); |
d62a17ae | 133 | extern void ospf6_area_config_write(struct vty *vty); |
134 | extern void ospf6_area_init(void); | |
718e3744 | 135 | |
136 | #endif /* OSPF_AREA_H */ |