Annotation of embedaddon/quagga/ospf6d/ospf6_neighbor.h, revision 1.1.1.3
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 */
1.1.1.2 misho 49: u_int32_t state_change;
1.1 misho 50: struct timeval last_changed;
51:
52: /* Neighbor Router ID */
53: u_int32_t router_id;
54:
55: /* Neighbor Interface ID */
1.1.1.3 ! misho 56: ifindex_t ifindex;
1.1 misho 57:
58: /* Router Priority of this neighbor */
59: u_char priority;
60:
61: u_int32_t drouter;
62: u_int32_t bdrouter;
63: u_int32_t prev_drouter;
64: u_int32_t prev_bdrouter;
65:
66: /* Options field (Capability) */
67: char options[3];
68:
69: /* IPaddr of I/F on our side link */
70: struct in6_addr linklocal_addr;
71:
72: /* For Database Exchange */
73: u_char dbdesc_bits;
74: u_int32_t dbdesc_seqnum;
75: /* Last received Database Description packet */
76: struct ospf6_dbdesc dbdesc_last;
77:
78: /* LS-list */
79: struct ospf6_lsdb *summary_list;
80: struct ospf6_lsdb *request_list;
81: struct ospf6_lsdb *retrans_list;
82:
83: /* LSA list for message transmission */
84: struct ospf6_lsdb *dbdesc_list;
85: struct ospf6_lsdb *lsreq_list;
86: struct ospf6_lsdb *lsupdate_list;
87: struct ospf6_lsdb *lsack_list;
88:
1.1.1.3 ! misho 89: struct ospf6_lsa *last_ls_req;
! 90:
1.1 misho 91: /* Inactivity timer */
92: struct thread *inactivity_timer;
93:
94: /* Thread for sending message */
95: struct thread *thread_send_dbdesc;
96: struct thread *thread_send_lsreq;
97: struct thread *thread_send_lsupdate;
98: struct thread *thread_send_lsack;
99: };
100:
101: /* Neighbor state */
102: #define OSPF6_NEIGHBOR_DOWN 1
103: #define OSPF6_NEIGHBOR_ATTEMPT 2
104: #define OSPF6_NEIGHBOR_INIT 3
105: #define OSPF6_NEIGHBOR_TWOWAY 4
106: #define OSPF6_NEIGHBOR_EXSTART 5
107: #define OSPF6_NEIGHBOR_EXCHANGE 6
108: #define OSPF6_NEIGHBOR_LOADING 7
109: #define OSPF6_NEIGHBOR_FULL 8
110:
1.1.1.3 ! misho 111: /* Neighbor Events */
! 112: #define OSPF6_NEIGHBOR_EVENT_NO_EVENT 0
! 113: #define OSPF6_NEIGHBOR_EVENT_HELLO_RCVD 1
! 114: #define OSPF6_NEIGHBOR_EVENT_TWOWAY_RCVD 2
! 115: #define OSPF6_NEIGHBOR_EVENT_NEGOTIATION_DONE 3
! 116: #define OSPF6_NEIGHBOR_EVENT_EXCHANGE_DONE 4
! 117: #define OSPF6_NEIGHBOR_EVENT_LOADING_DONE 5
! 118: #define OSPF6_NEIGHBOR_EVENT_ADJ_OK 6
! 119: #define OSPF6_NEIGHBOR_EVENT_SEQNUMBER_MISMATCH 7
! 120: #define OSPF6_NEIGHBOR_EVENT_BAD_LSREQ 8
! 121: #define OSPF6_NEIGHBOR_EVENT_ONEWAY_RCVD 9
! 122: #define OSPF6_NEIGHBOR_EVENT_INACTIVITY_TIMER 10
! 123: #define OSPF6_NEIGHBOR_EVENT_MAX_EVENT 11
! 124:
1.1 misho 125: extern const char *ospf6_neighbor_state_str[];
126:
127: /* Function Prototypes */
128: int ospf6_neighbor_cmp (void *va, void *vb);
129: void ospf6_neighbor_dbex_init (struct ospf6_neighbor *on);
130:
131: struct ospf6_neighbor *ospf6_neighbor_lookup (u_int32_t,
132: struct ospf6_interface *);
133: struct ospf6_neighbor *ospf6_neighbor_create (u_int32_t,
134: struct ospf6_interface *);
135: void ospf6_neighbor_delete (struct ospf6_neighbor *);
136:
137: /* Neighbor event */
138: extern int hello_received (struct thread *);
139: extern int twoway_received (struct thread *);
140: extern int negotiation_done (struct thread *);
141: extern int exchange_done (struct thread *);
142: extern int loading_done (struct thread *);
143: extern int adj_ok (struct thread *);
144: extern int seqnumber_mismatch (struct thread *);
145: extern int bad_lsreq (struct thread *);
146: extern int oneway_received (struct thread *);
147: extern int inactivity_timer (struct thread *);
1.1.1.3 ! misho 148: extern void ospf6_check_nbr_loading (struct ospf6_neighbor *);
1.1 misho 149:
150: extern void ospf6_neighbor_init (void);
151: extern int config_write_ospf6_debug_neighbor (struct vty *vty);
152: extern void install_element_ospf6_debug_neighbor (void);
153:
154: #endif /* OSPF6_NEIGHBOR_H */
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