ospf6_area.h
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上传日期:2009-11-15
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- /*
- * Copyright (C) 2003 Yasuhiro Ohara
- *
- * 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 OSPF_AREA_H
- #define OSPF_AREA_H
- #include "ospf6_top.h"
- struct ospf6_area
- {
- /* Reference to Top data structure */
- struct ospf6 *ospf6;
- /* Area-ID */
- u_int32_t area_id;
- /* Area-ID string */
- char name[16];
- /* flag */
- u_char flag;
- /* OSPF Option */
- u_char options[3];
- /* Summary routes to be originated (includes Configured Address Ranges) */
- struct ospf6_route_table *range_table;
- struct ospf6_route_table *summary_prefix;
- struct ospf6_route_table *summary_router;
- /* OSPF interface list */
- list if_list;
- struct ospf6_lsdb *lsdb;
- struct ospf6_lsdb *lsdb_self;
- struct ospf6_route_table *spf_table;
- struct ospf6_route_table *route_table;
- struct thread *thread_spf_calculation;
- struct thread *thread_route_calculation;
- struct thread *thread_router_lsa;
- struct thread *thread_intra_prefix_lsa;
- u_int32_t router_lsa_size_limit;
- /* Area announce list */
- struct
- {
- char *name;
- struct access_list *list;
- } export;
- #define EXPORT_NAME(A) (A)->export.name
- #define EXPORT_LIST(A) (A)->export.list
- /* Area acceptance list */
- struct
- {
- char *name;
- struct access_list *list;
- } import;
- #define IMPORT_NAME(A) (A)->import.name
- #define IMPORT_LIST(A) (A)->import.list
- /* Type 3 LSA Area prefix-list */
- struct
- {
- char *name;
- struct prefix_list *list;
- } plist_in;
- #define PREFIX_NAME_IN(A) (A)->plist_in.name
- #define PREFIX_LIST_IN(A) (A)->plist_in.list
- struct
- {
- char *name;
- struct prefix_list *list;
- } plist_out;
- #define PREFIX_NAME_OUT(A) (A)->plist_out.name
- #define PREFIX_LIST_OUT(A) (A)->plist_out.list
- };
- #define OSPF6_AREA_ENABLE 0x01
- #define OSPF6_AREA_ACTIVE 0x02
- #define OSPF6_AREA_TRANSIT 0x04 /* TransitCapability */
- #define OSPF6_AREA_STUB 0x08
- #define BACKBONE_AREA_ID (htonl (0))
- #define IS_AREA_BACKBONE(oa) ((oa)->area_id == BACKBONE_AREA_ID)
- #define IS_AREA_ENABLED(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_ENABLE))
- #define IS_AREA_ACTIVE(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_ACTIVE))
- #define IS_AREA_TRANSIT(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_TRANSIT))
- #define IS_AREA_STUB(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_STUB))
- /* prototypes */
- int ospf6_area_cmp (void *va, void *vb);
- struct ospf6_area *ospf6_area_create (u_int32_t, struct ospf6 *);
- void ospf6_area_delete (struct ospf6_area *);
- struct ospf6_area *ospf6_area_lookup (u_int32_t, struct ospf6 *);
- void ospf6_area_enable (struct ospf6_area *);
- void ospf6_area_disable (struct ospf6_area *);
- void ospf6_area_show (struct vty *, struct ospf6_area *);
- void ospf6_area_config_write (struct vty *vty);
- void ospf6_area_init ();
- #endif /* OSPF_AREA_H */