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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 | * | |
896014f4 DL |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program; see the file COPYING; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
718e3744 | 19 | */ |
20 | ||
21 | #ifndef OSPF6_INTERFACE_H | |
22 | #define OSPF6_INTERFACE_H | |
23 | ||
ae19c240 | 24 | #include "qobj.h" |
3012671f | 25 | #include "hook.h" |
508e53e2 | 26 | #include "if.h" |
718e3744 | 27 | |
508e53e2 | 28 | /* Debug option */ |
29 | extern unsigned char conf_debug_ospf6_interface; | |
30 | #define OSPF6_DEBUG_INTERFACE_ON() \ | |
31 | (conf_debug_ospf6_interface = 1) | |
32 | #define OSPF6_DEBUG_INTERFACE_OFF() \ | |
33 | (conf_debug_ospf6_interface = 0) | |
34 | #define IS_OSPF6_DEBUG_INTERFACE \ | |
35 | (conf_debug_ospf6_interface) | |
718e3744 | 36 | |
508e53e2 | 37 | /* Interface structure */ |
718e3744 | 38 | struct ospf6_interface |
39 | { | |
40 | /* IF info from zebra */ | |
41 | struct interface *interface; | |
42 | ||
43 | /* back pointer */ | |
44 | struct ospf6_area *area; | |
45 | ||
46 | /* list of ospf6 neighbor */ | |
52dc7ee6 | 47 | struct list *neighbor_list; |
718e3744 | 48 | |
49 | /* linklocal address of this I/F */ | |
508e53e2 | 50 | struct in6_addr *linklocal_addr; |
718e3744 | 51 | |
508e53e2 | 52 | /* Interface ID; use interface->ifindex */ |
718e3744 | 53 | |
54 | /* ospf6 instance id */ | |
55 | u_char instance_id; | |
56 | ||
57 | /* I/F transmission delay */ | |
58 | u_int32_t transdelay; | |
59 | ||
c5926a92 DD |
60 | /* Network Type */ |
61 | u_char type; | |
62 | ||
718e3744 | 63 | /* Router Priority */ |
64 | u_char priority; | |
65 | ||
508e53e2 | 66 | /* Time Interval */ |
718e3744 | 67 | u_int16_t hello_interval; |
68 | u_int16_t dead_interval; | |
69 | u_int32_t rxmt_interval; | |
70 | ||
3bc4f84e VB |
71 | u_int32_t state_change; |
72 | ||
718e3744 | 73 | /* Cost */ |
74 | u_int32_t cost; | |
75 | ||
76 | /* I/F MTU */ | |
77 | u_int32_t ifmtu; | |
78 | ||
0c7ef48a DS |
79 | /* Configured MTU */ |
80 | u_int32_t c_ifmtu; | |
81 | ||
718e3744 | 82 | /* Interface State */ |
83 | u_char state; | |
84 | ||
8e370bfa DS |
85 | /* Interface socket setting trial counter, resets on success */ |
86 | u_char sso_try_cnt; | |
87 | ||
718e3744 | 88 | /* OSPF6 Interface flag */ |
89 | char flag; | |
90 | ||
d42306d9 DT |
91 | /* MTU mismatch check */ |
92 | u_char mtu_ignore; | |
93 | ||
718e3744 | 94 | /* Decision of DR Election */ |
508e53e2 | 95 | u_int32_t drouter; |
96 | u_int32_t bdrouter; | |
97 | u_int32_t prev_drouter; | |
98 | u_int32_t prev_bdrouter; | |
718e3744 | 99 | |
100 | /* Linklocal LSA Database: includes Link-LSA */ | |
101 | struct ospf6_lsdb *lsdb; | |
6452df09 | 102 | struct ospf6_lsdb *lsdb_self; |
718e3744 | 103 | |
508e53e2 | 104 | struct ospf6_lsdb *lsupdate_list; |
105 | struct ospf6_lsdb *lsack_list; | |
718e3744 | 106 | |
508e53e2 | 107 | /* Ongoing Tasks */ |
108 | struct thread *thread_send_hello; | |
109 | struct thread *thread_send_lsupdate; | |
110 | struct thread *thread_send_lsack; | |
718e3744 | 111 | |
508e53e2 | 112 | struct thread *thread_network_lsa; |
113 | struct thread *thread_link_lsa; | |
114 | struct thread *thread_intra_prefix_lsa; | |
718e3744 | 115 | |
508e53e2 | 116 | struct ospf6_route_table *route_connected; |
718e3744 | 117 | |
508e53e2 | 118 | /* prefix-list name to filter connected prefix */ |
718e3744 | 119 | char *plist_name; |
7f342629 DS |
120 | |
121 | /* BFD information */ | |
68fe91d6 | 122 | void *bfd_info; |
ae19c240 DL |
123 | |
124 | QOBJ_FIELDS | |
718e3744 | 125 | }; |
ae19c240 | 126 | DECLARE_QOBJ_TYPE(ospf6_interface) |
718e3744 | 127 | |
508e53e2 | 128 | /* interface state */ |
129 | #define OSPF6_INTERFACE_NONE 0 | |
130 | #define OSPF6_INTERFACE_DOWN 1 | |
131 | #define OSPF6_INTERFACE_LOOPBACK 2 | |
132 | #define OSPF6_INTERFACE_WAITING 3 | |
133 | #define OSPF6_INTERFACE_POINTTOPOINT 4 | |
134 | #define OSPF6_INTERFACE_DROTHER 5 | |
135 | #define OSPF6_INTERFACE_BDR 6 | |
136 | #define OSPF6_INTERFACE_DR 7 | |
137 | #define OSPF6_INTERFACE_MAX 8 | |
138 | ||
0c083ee9 | 139 | extern const char *ospf6_interface_state_str[]; |
718e3744 | 140 | |
508e53e2 | 141 | /* flags */ |
142 | #define OSPF6_INTERFACE_DISABLE 0x01 | |
143 | #define OSPF6_INTERFACE_PASSIVE 0x02 | |
c19543b2 | 144 | #define OSPF6_INTERFACE_NOAUTOCOST 0x04 |
718e3744 | 145 | |
b51a3a31 VT |
146 | /* default values */ |
147 | #define OSPF6_INTERFACE_HELLO_INTERVAL 10 | |
148 | #define OSPF6_INTERFACE_DEAD_INTERVAL 40 | |
149 | #define OSPF6_INTERFACE_RXMT_INTERVAL 5 | |
150 | #define OSPF6_INTERFACE_COST 1 | |
151 | #define OSPF6_INTERFACE_PRIORITY 1 | |
152 | #define OSPF6_INTERFACE_TRANSDELAY 1 | |
153 | #define OSPF6_INTERFACE_INSTANCE_ID 0 | |
70bd3c43 DS |
154 | #define OSPF6_INTERFACE_BANDWIDTH 10000 /* Mbps */ |
155 | #define OSPF6_REFERENCE_BANDWIDTH 100000 /* Mbps */ | |
8e370bfa DS |
156 | #define OSPF6_INTERFACE_SSO_RETRY_INT 1 |
157 | #define OSPF6_INTERFACE_SSO_RETRY_MAX 5 | |
b51a3a31 | 158 | |
6b0655a2 | 159 | |
718e3744 | 160 | /* Function Prototypes */ |
161 | ||
b892f1dd | 162 | extern struct ospf6_interface *ospf6_interface_lookup_by_ifindex (ifindex_t); |
6ac29a51 PJ |
163 | extern struct ospf6_interface *ospf6_interface_create (struct interface *); |
164 | extern void ospf6_interface_delete (struct ospf6_interface *); | |
718e3744 | 165 | |
6ac29a51 PJ |
166 | extern void ospf6_interface_enable (struct ospf6_interface *); |
167 | extern void ospf6_interface_disable (struct ospf6_interface *); | |
718e3744 | 168 | |
6ac29a51 PJ |
169 | extern void ospf6_interface_if_add (struct interface *); |
170 | extern void ospf6_interface_if_del (struct interface *); | |
171 | extern void ospf6_interface_state_update (struct interface *); | |
172 | extern void ospf6_interface_connected_route_update (struct interface *); | |
508e53e2 | 173 | |
174 | /* interface event */ | |
6ac29a51 PJ |
175 | extern int interface_up (struct thread *); |
176 | extern int interface_down (struct thread *); | |
177 | extern int wait_timer (struct thread *); | |
178 | extern int backup_seen (struct thread *); | |
179 | extern int neighbor_change (struct thread *); | |
718e3744 | 180 | |
6ac29a51 | 181 | extern void ospf6_interface_init (void); |
718e3744 | 182 | |
a1b11f9b DS |
183 | extern void install_element_ospf6_clear_interface (void); |
184 | ||
6ac29a51 PJ |
185 | extern int config_write_ospf6_debug_interface (struct vty *vty); |
186 | extern void install_element_ospf6_debug_interface (void); | |
718e3744 | 187 | |
3012671f DL |
188 | DECLARE_HOOK(ospf6_interface_change, |
189 | (struct ospf6_interface *oi, int state, int old_state), | |
190 | (oi, state, old_state)) | |
191 | ||
718e3744 | 192 | #endif /* OSPF6_INTERFACE_H */ |