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718e3744 | 1 | /* Router advertisement |
7cee1bb1 | 2 | * Copyright (C) 2005 6WIND <jean-mickael.guerin@6wind.com> |
718e3744 | 3 | * Copyright (C) 1999 Kunihiro Ishiguro |
4 | * | |
5 | * This file is part of GNU Zebra. | |
6 | * | |
7 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2, or (at your option) any | |
10 | * later version. | |
11 | * | |
12 | * GNU Zebra is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
896014f4 DL |
17 | * You should have received a copy of the GNU General Public License along |
18 | * with this program; see the file COPYING; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
718e3744 | 20 | */ |
21 | ||
22 | #ifndef _ZEBRA_RTADV_H | |
23 | #define _ZEBRA_RTADV_H | |
24 | ||
30a2231a | 25 | #include "vty.h" |
66c454f2 PJ |
26 | #include "zebra/interface.h" |
27 | ||
36735ed9 | 28 | /* NB: RTADV is defined in zebra/interface.h above */ |
8da4e946 | 29 | #if defined (HAVE_RTADV) |
36735ed9 | 30 | |
718e3744 | 31 | /* Router advertisement prefix. */ |
32 | struct rtadv_prefix | |
33 | { | |
34 | /* Prefix to be advertised. */ | |
aca43b65 | 35 | struct prefix_ipv6 prefix; |
718e3744 | 36 | |
37 | /* The value to be placed in the Valid Lifetime in the Prefix */ | |
38 | u_int32_t AdvValidLifetime; | |
39 | #define RTADV_VALID_LIFETIME 2592000 | |
40 | ||
41 | /* The value to be placed in the on-link flag */ | |
42 | int AdvOnLinkFlag; | |
43 | ||
44 | /* The value to be placed in the Preferred Lifetime in the Prefix | |
45 | Information option, in seconds.*/ | |
46 | u_int32_t AdvPreferredLifetime; | |
47 | #define RTADV_PREFERRED_LIFETIME 604800 | |
48 | ||
49 | /* The value to be placed in the Autonomous Flag. */ | |
50 | int AdvAutonomousFlag; | |
7cee1bb1 | 51 | |
6eb0c5ab | 52 | /* The value to be placed in the Router Address Flag [RFC6275 7.2]. */ |
7cee1bb1 | 53 | int AdvRouterAddressFlag; |
54 | #ifndef ND_OPT_PI_FLAG_RADDR | |
55 | #define ND_OPT_PI_FLAG_RADDR 0x20 | |
56 | #endif | |
57 | ||
718e3744 | 58 | }; |
59 | ||
a1ac18c4 | 60 | extern void rtadv_config_write (struct vty *, struct interface *); |
718e3744 | 61 | |
6eb0c5ab | 62 | /* RFC4584 Extension to Sockets API for Mobile IPv6 */ |
7cee1bb1 | 63 | |
64 | #ifndef ND_OPT_ADV_INTERVAL | |
65 | #define ND_OPT_ADV_INTERVAL 7 /* Adv Interval Option */ | |
66 | #endif | |
67 | #ifndef ND_OPT_HA_INFORMATION | |
68 | #define ND_OPT_HA_INFORMATION 8 /* HA Information Option */ | |
69 | #endif | |
70 | ||
6f0e3f6e | 71 | #ifndef HAVE_STRUCT_ND_OPT_ADV_INTERVAL |
7cee1bb1 | 72 | struct nd_opt_adv_interval { /* Advertisement interval option */ |
73 | uint8_t nd_opt_ai_type; | |
74 | uint8_t nd_opt_ai_len; | |
75 | uint16_t nd_opt_ai_reserved; | |
76 | uint32_t nd_opt_ai_interval; | |
77 | } __attribute__((__packed__)); | |
78 | #else | |
6f0e3f6e | 79 | #ifndef HAVE_STRUCT_ND_OPT_ADV_INTERVAL_ND_OPT_AI_TYPE |
7cee1bb1 | 80 | /* fields may have to be renamed */ |
81 | #define nd_opt_ai_type nd_opt_adv_interval_type | |
82 | #define nd_opt_ai_len nd_opt_adv_interval_len | |
83 | #define nd_opt_ai_reserved nd_opt_adv_interval_reserved | |
84 | #define nd_opt_ai_interval nd_opt_adv_interval_ival | |
85 | #endif | |
86 | #endif | |
87 | ||
6f0e3f6e | 88 | #ifndef HAVE_STRUCT_ND_OPT_HOMEAGENT_INFO |
7cee1bb1 | 89 | struct nd_opt_homeagent_info { /* Home Agent info */ |
90 | u_int8_t nd_opt_hai_type; | |
91 | u_int8_t nd_opt_hai_len; | |
92 | u_int16_t nd_opt_hai_reserved; | |
93 | u_int16_t nd_opt_hai_preference; | |
94 | u_int16_t nd_opt_hai_lifetime; | |
95 | } __attribute__((__packed__)); | |
96 | #endif | |
97 | ||
b60668d0 CC |
98 | extern const char *rtadv_pref_strs[]; |
99 | ||
8da4e946 | 100 | #endif /* HAVE_RTADV */ |
36735ed9 | 101 | |
b6120505 DW |
102 | typedef enum { |
103 | RA_ENABLE = 0, | |
104 | RA_SUPPRESS, | |
105 | } ipv6_nd_suppress_ra_status; | |
106 | ||
43459b1f | 107 | extern void rtadv_init (struct zebra_ns *); |
108 | extern void rtadv_terminate (struct zebra_ns *); | |
cd80d74f | 109 | extern void rtadv_cmd_init (void); |
4a04e5f7 | 110 | extern void zebra_interface_radv_set (struct zserv *client, int sock, u_short length, |
111 | struct zebra_vrf *zvrf, int enable); | |
cd80d74f | 112 | |
718e3744 | 113 | #endif /* _ZEBRA_RTADV_H */ |