ospf6_neighbor.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 OSPF6_NEIGHBOR_H
- #define OSPF6_NEIGHBOR_H
- /* Debug option */
- extern unsigned char conf_debug_ospf6_neighbor;
- #define OSPF6_DEBUG_NEIGHBOR_STATE 0x01
- #define OSPF6_DEBUG_NEIGHBOR_EVENT 0x02
- #define OSPF6_DEBUG_NEIGHBOR_ON(level)
- (conf_debug_ospf6_neighbor |= (level))
- #define OSPF6_DEBUG_NEIGHBOR_OFF(level)
- (conf_debug_ospf6_neighbor &= ~(level))
- #define IS_OSPF6_DEBUG_NEIGHBOR(level)
- (conf_debug_ospf6_neighbor & OSPF6_DEBUG_NEIGHBOR_ ## level)
- /* Neighbor structure */
- struct ospf6_neighbor
- {
- /* Neighbor Router ID String */
- char name[32];
- /* OSPFv3 Interface this neighbor belongs to */
- struct ospf6_interface *ospf6_if;
- /* Neighbor state */
- u_char state;
- /* timestamp of last changing state */
- struct timeval last_changed;
- /* Neighbor Router ID */
- u_int32_t router_id;
- /* Neighbor Interface ID */
- u_int32_t ifindex;
- /* Router Priority of this neighbor */
- u_char priority;
- u_int32_t drouter;
- u_int32_t bdrouter;
- u_int32_t prev_drouter;
- u_int32_t prev_bdrouter;
- /* Options field (Capability) */
- char options[3];
- /* IPaddr of I/F on our side link */
- struct in6_addr linklocal_addr;
- /* For Database Exchange */
- u_char dbdesc_bits;
- u_int32_t dbdesc_seqnum;
- /* Last received Database Description packet */
- struct ospf6_dbdesc dbdesc_last;
- /* LS-list */
- struct ospf6_lsdb *summary_list;
- struct ospf6_lsdb *request_list;
- struct ospf6_lsdb *retrans_list;
- /* LSA list for message transmission */
- struct ospf6_lsdb *dbdesc_list;
- struct ospf6_lsdb *lsreq_list;
- struct ospf6_lsdb *lsupdate_list;
- struct ospf6_lsdb *lsack_list;
- /* Inactivity timer */
- struct thread *inactivity_timer;
- /* Thread for sending message */
- struct thread *thread_send_dbdesc;
- struct thread *thread_send_lsreq;
- struct thread *thread_send_lsupdate;
- struct thread *thread_send_lsack;
- };
- /* Neighbor state */
- #define OSPF6_NEIGHBOR_DOWN 1
- #define OSPF6_NEIGHBOR_ATTEMPT 2
- #define OSPF6_NEIGHBOR_INIT 3
- #define OSPF6_NEIGHBOR_TWOWAY 4
- #define OSPF6_NEIGHBOR_EXSTART 5
- #define OSPF6_NEIGHBOR_EXCHANGE 6
- #define OSPF6_NEIGHBOR_LOADING 7
- #define OSPF6_NEIGHBOR_FULL 8
- extern char *ospf6_neighbor_state_str[];
- /* Function Prototypes */
- int ospf6_neighbor_cmp (void *va, void *vb);
- void ospf6_neighbor_dbex_init (struct ospf6_neighbor *on);
- struct ospf6_neighbor *ospf6_neighbor_lookup (u_int32_t,
- struct ospf6_interface *);
- struct ospf6_neighbor *ospf6_neighbor_create (u_int32_t,
- struct ospf6_interface *);
- void ospf6_neighbor_delete (struct ospf6_neighbor *);
- /* Neighbor event */
- int hello_received (struct thread *);
- int twoway_received (struct thread *);
- int negotiation_done (struct thread *);
- int exchange_done (struct thread *);
- int loading_done (struct thread *);
- int adj_ok (struct thread *);
- int seqnumber_mismatch (struct thread *);
- int bad_lsreq (struct thread *);
- int oneway_received (struct thread *);
- int inactivity_timer (struct thread *);
- void ospf6_neighbor_init ();
- int config_write_ospf6_debug_neighbor (struct vty *vty);
- void install_element_ospf6_debug_neighbor ();
- #endif /* OSPF6_NEIGHBOR_H */