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Annotation of embedaddon/quagga/ospf6d/ospf6_neighbor.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2003 Yasuhiro Ohara
                      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:  *
                     16:  * You should have received a copy of the GNU General Public License
                     17:  * along with GNU Zebra; see the file COPYING.  If not, write to the 
                     18:  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, 
                     19:  * Boston, MA 02111-1307, USA.  
                     20:  */
                     21: 
                     22: #ifndef OSPF6_NEIGHBOR_H
                     23: #define OSPF6_NEIGHBOR_H
                     24: 
                     25: /* Debug option */
                     26: extern unsigned char conf_debug_ospf6_neighbor;
                     27: #define OSPF6_DEBUG_NEIGHBOR_STATE   0x01
                     28: #define OSPF6_DEBUG_NEIGHBOR_EVENT   0x02
                     29: #define OSPF6_DEBUG_NEIGHBOR_ON(level) \
                     30:   (conf_debug_ospf6_neighbor |= (level))
                     31: #define OSPF6_DEBUG_NEIGHBOR_OFF(level) \
                     32:   (conf_debug_ospf6_neighbor &= ~(level))
                     33: #define IS_OSPF6_DEBUG_NEIGHBOR(level) \
                     34:   (conf_debug_ospf6_neighbor & OSPF6_DEBUG_NEIGHBOR_ ## level)
                     35: 
                     36: /* Neighbor structure */
                     37: struct ospf6_neighbor
                     38: {
                     39:   /* Neighbor Router ID String */
                     40:   char name[32];
                     41: 
                     42:   /* OSPFv3 Interface this neighbor belongs to */
                     43:   struct ospf6_interface *ospf6_if;
                     44: 
                     45:   /* Neighbor state */
                     46:   u_char state;
                     47: 
                     48:   /* timestamp of last changing state */
                     49:   struct timeval last_changed;
                     50: 
                     51:   /* Neighbor Router ID */
                     52:   u_int32_t router_id;
                     53: 
                     54:   /* Neighbor Interface ID */
                     55:   u_int32_t ifindex;
                     56: 
                     57:   /* Router Priority of this neighbor */
                     58:   u_char priority;
                     59: 
                     60:   u_int32_t drouter;
                     61:   u_int32_t bdrouter;
                     62:   u_int32_t prev_drouter;
                     63:   u_int32_t prev_bdrouter;
                     64: 
                     65:   /* Options field (Capability) */
                     66:   char options[3];
                     67: 
                     68:   /* IPaddr of I/F on our side link */
                     69:   struct in6_addr linklocal_addr;
                     70: 
                     71:   /* For Database Exchange */
                     72:   u_char               dbdesc_bits;
                     73:   u_int32_t            dbdesc_seqnum;
                     74:   /* Last received Database Description packet */
                     75:   struct ospf6_dbdesc  dbdesc_last;
                     76: 
                     77:   /* LS-list */
                     78:   struct ospf6_lsdb *summary_list;
                     79:   struct ospf6_lsdb *request_list;
                     80:   struct ospf6_lsdb *retrans_list;
                     81: 
                     82:   /* LSA list for message transmission */
                     83:   struct ospf6_lsdb *dbdesc_list;
                     84:   struct ospf6_lsdb *lsreq_list;
                     85:   struct ospf6_lsdb *lsupdate_list;
                     86:   struct ospf6_lsdb *lsack_list;
                     87: 
                     88:   /* Inactivity timer */
                     89:   struct thread *inactivity_timer;
                     90: 
                     91:   /* Thread for sending message */
                     92:   struct thread *thread_send_dbdesc;
                     93:   struct thread *thread_send_lsreq;
                     94:   struct thread *thread_send_lsupdate;
                     95:   struct thread *thread_send_lsack;
                     96: };
                     97: 
                     98: /* Neighbor state */
                     99: #define OSPF6_NEIGHBOR_DOWN     1
                    100: #define OSPF6_NEIGHBOR_ATTEMPT  2
                    101: #define OSPF6_NEIGHBOR_INIT     3
                    102: #define OSPF6_NEIGHBOR_TWOWAY   4
                    103: #define OSPF6_NEIGHBOR_EXSTART  5
                    104: #define OSPF6_NEIGHBOR_EXCHANGE 6
                    105: #define OSPF6_NEIGHBOR_LOADING  7
                    106: #define OSPF6_NEIGHBOR_FULL     8
                    107: 
                    108: extern const char *ospf6_neighbor_state_str[];
                    109: 
                    110: 
                    111: /* Function Prototypes */
                    112: int ospf6_neighbor_cmp (void *va, void *vb);
                    113: void ospf6_neighbor_dbex_init (struct ospf6_neighbor *on);
                    114: 
                    115: struct ospf6_neighbor *ospf6_neighbor_lookup (u_int32_t,
                    116:                                               struct ospf6_interface *);
                    117: struct ospf6_neighbor *ospf6_neighbor_create (u_int32_t,
                    118:                                               struct ospf6_interface *);
                    119: void ospf6_neighbor_delete (struct ospf6_neighbor *);
                    120: 
                    121: /* Neighbor event */
                    122: extern int hello_received (struct thread *);
                    123: extern int twoway_received (struct thread *);
                    124: extern int negotiation_done (struct thread *);
                    125: extern int exchange_done (struct thread *);
                    126: extern int loading_done (struct thread *);
                    127: extern int adj_ok (struct thread *);
                    128: extern int seqnumber_mismatch (struct thread *);
                    129: extern int bad_lsreq (struct thread *);
                    130: extern int oneway_received (struct thread *);
                    131: extern int inactivity_timer (struct thread *);
                    132: 
                    133: extern void ospf6_neighbor_init (void);
                    134: extern int config_write_ospf6_debug_neighbor (struct vty *vty);
                    135: extern void install_element_ospf6_debug_neighbor (void);
                    136: 
                    137: #endif /* OSPF6_NEIGHBOR_H */