2 * Copyright (C) 2003 Yasuhiro Ohara
4 * This file is part of GNU Zebra.
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
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.
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.
22 #ifndef OSPF6_INTERFACE_H
23 #define OSPF6_INTERFACE_H
28 extern unsigned char conf_debug_ospf6_interface;
29 #define OSPF6_DEBUG_INTERFACE_ON() \
30 (conf_debug_ospf6_interface = 1)
31 #define OSPF6_DEBUG_INTERFACE_OFF() \
32 (conf_debug_ospf6_interface = 0)
33 #define IS_OSPF6_DEBUG_INTERFACE \
34 (conf_debug_ospf6_interface)
36 /* Interface structure */
37 struct ospf6_interface
39 /* IF info from zebra */
40 struct interface *interface;
43 struct ospf6_area *area;
45 /* list of ospf6 neighbor */
46 struct list *neighbor_list;
48 /* linklocal address of this I/F */
49 struct in6_addr *linklocal_addr;
51 /* Interface ID; use interface->ifindex */
53 /* ospf6 instance id */
56 /* I/F transmission delay */
66 u_int16_t hello_interval;
67 u_int16_t dead_interval;
68 u_int32_t rxmt_interval;
70 u_int32_t state_change;
81 /* Interface socket setting trial counter, resets on success */
84 /* OSPF6 Interface flag */
87 /* MTU mismatch check */
90 /* Decision of DR Election */
93 u_int32_t prev_drouter;
94 u_int32_t prev_bdrouter;
96 /* Linklocal LSA Database: includes Link-LSA */
97 struct ospf6_lsdb *lsdb;
98 struct ospf6_lsdb *lsdb_self;
100 struct ospf6_lsdb *lsupdate_list;
101 struct ospf6_lsdb *lsack_list;
104 struct thread *thread_send_hello;
105 struct thread *thread_send_lsupdate;
106 struct thread *thread_send_lsack;
108 struct thread *thread_network_lsa;
109 struct thread *thread_link_lsa;
110 struct thread *thread_intra_prefix_lsa;
112 struct ospf6_route_table *route_connected;
114 /* prefix-list name to filter connected prefix */
118 /* interface state */
119 #define OSPF6_INTERFACE_NONE 0
120 #define OSPF6_INTERFACE_DOWN 1
121 #define OSPF6_INTERFACE_LOOPBACK 2
122 #define OSPF6_INTERFACE_WAITING 3
123 #define OSPF6_INTERFACE_POINTTOPOINT 4
124 #define OSPF6_INTERFACE_DROTHER 5
125 #define OSPF6_INTERFACE_BDR 6
126 #define OSPF6_INTERFACE_DR 7
127 #define OSPF6_INTERFACE_MAX 8
129 extern const char *ospf6_interface_state_str[];
132 #define OSPF6_INTERFACE_DISABLE 0x01
133 #define OSPF6_INTERFACE_PASSIVE 0x02
134 #define OSPF6_INTERFACE_NOAUTOCOST 0x04
137 #define OSPF6_INTERFACE_HELLO_INTERVAL 10
138 #define OSPF6_INTERFACE_DEAD_INTERVAL 40
139 #define OSPF6_INTERFACE_RXMT_INTERVAL 5
140 #define OSPF6_INTERFACE_COST 1
141 #define OSPF6_INTERFACE_PRIORITY 1
142 #define OSPF6_INTERFACE_TRANSDELAY 1
143 #define OSPF6_INTERFACE_INSTANCE_ID 0
144 #define OSPF6_INTERFACE_BANDWIDTH 10000 /* Kbps */
145 #define OSPF6_REFERENCE_BANDWIDTH 100000 /* Kbps */
146 #define OSPF6_INTERFACE_SSO_RETRY_INT 1
147 #define OSPF6_INTERFACE_SSO_RETRY_MAX 5
150 /* Function Prototypes */
152 extern struct ospf6_interface *ospf6_interface_lookup_by_ifindex (int);
153 extern struct ospf6_interface *ospf6_interface_create (struct interface *);
154 extern void ospf6_interface_delete (struct ospf6_interface *);
156 extern void ospf6_interface_enable (struct ospf6_interface *);
157 extern void ospf6_interface_disable (struct ospf6_interface *);
159 extern void ospf6_interface_if_add (struct interface *);
160 extern void ospf6_interface_state_update (struct interface *);
161 extern void ospf6_interface_connected_route_update (struct interface *);
163 /* interface event */
164 extern int interface_up (struct thread *);
165 extern int interface_down (struct thread *);
166 extern int wait_timer (struct thread *);
167 extern int backup_seen (struct thread *);
168 extern int neighbor_change (struct thread *);
170 extern void ospf6_interface_init (void);
172 extern void install_element_ospf6_clear_interface (void);
174 extern int config_write_ospf6_debug_interface (struct vty *vty);
175 extern void install_element_ospf6_debug_interface (void);
177 #endif /* OSPF6_INTERFACE_H */