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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 | * | |
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 | ||
508e53e2 | 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 | ||
718e3744 | 36 | /* Neighbor structure */ |
37 | struct ospf6_neighbor | |
38 | { | |
39 | /* Neighbor Router ID String */ | |
508e53e2 | 40 | char name[32]; |
718e3744 | 41 | |
42 | /* OSPFv3 Interface this neighbor belongs to */ | |
508e53e2 | 43 | struct ospf6_interface *ospf6_if; |
718e3744 | 44 | |
45 | /* Neighbor state */ | |
46 | u_char state; | |
508e53e2 | 47 | |
48 | /* timestamp of last changing state */ | |
718e3744 | 49 | struct timeval last_changed; |
50 | ||
51 | /* Neighbor Router ID */ | |
52 | u_int32_t router_id; | |
53 | ||
508e53e2 | 54 | /* Neighbor Interface ID */ |
55 | u_int32_t ifindex; | |
56 | ||
718e3744 | 57 | /* Router Priority of this neighbor */ |
58 | u_char priority; | |
59 | ||
508e53e2 | 60 | u_int32_t drouter; |
61 | u_int32_t bdrouter; | |
62 | u_int32_t prev_drouter; | |
63 | u_int32_t prev_bdrouter; | |
718e3744 | 64 | |
508e53e2 | 65 | /* Options field (Capability) */ |
718e3744 | 66 | char options[3]; |
67 | ||
68 | /* IPaddr of I/F on our side link */ | |
508e53e2 | 69 | struct in6_addr linklocal_addr; |
718e3744 | 70 | |
71 | /* For Database Exchange */ | |
72 | u_char dbdesc_bits; | |
73 | u_int32_t dbdesc_seqnum; | |
508e53e2 | 74 | /* Last received Database Description packet */ |
75 | struct ospf6_dbdesc dbdesc_last; | |
718e3744 | 76 | |
508e53e2 | 77 | /* LS-list */ |
78 | struct ospf6_lsdb *summary_list; | |
79 | struct ospf6_lsdb *request_list; | |
80 | struct ospf6_lsdb *retrans_list; | |
718e3744 | 81 | |
508e53e2 | 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; | |
718e3744 | 87 | |
508e53e2 | 88 | /* Inactivity timer */ |
718e3744 | 89 | struct thread *inactivity_timer; |
90 | ||
508e53e2 | 91 | /* Thread for sending message */ |
718e3744 | 92 | struct thread *thread_send_dbdesc; |
718e3744 | 93 | struct thread *thread_send_lsreq; |
508e53e2 | 94 | struct thread *thread_send_lsupdate; |
95 | struct thread *thread_send_lsack; | |
718e3744 | 96 | }; |
97 | ||
508e53e2 | 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 | ||
6ac29a51 | 108 | extern const char *ospf6_neighbor_state_str[]; |
718e3744 | 109 | |
110 | \f | |
111 | /* Function Prototypes */ | |
508e53e2 | 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 */ | |
6ac29a51 PJ |
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); | |
718e3744 | 136 | |
137 | #endif /* OSPF6_NEIGHBOR_H */ |