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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 */ |
d62a17ae | 29 | #if defined(HAVE_RTADV) |
36735ed9 | 30 | |
718e3744 | 31 | /* Router advertisement prefix. */ |
d62a17ae | 32 | struct rtadv_prefix { |
33 | /* Prefix to be advertised. */ | |
34 | struct prefix_ipv6 prefix; | |
35 | ||
36 | /* The value to be placed in the Valid Lifetime in the Prefix */ | |
37 | u_int32_t AdvValidLifetime; | |
718e3744 | 38 | #define RTADV_VALID_LIFETIME 2592000 |
39 | ||
d62a17ae | 40 | /* The value to be placed in the on-link flag */ |
41 | int AdvOnLinkFlag; | |
718e3744 | 42 | |
d62a17ae | 43 | /* The value to be placed in the Preferred Lifetime in the Prefix |
44 | Information option, in seconds.*/ | |
45 | u_int32_t AdvPreferredLifetime; | |
718e3744 | 46 | #define RTADV_PREFERRED_LIFETIME 604800 |
47 | ||
d62a17ae | 48 | /* The value to be placed in the Autonomous Flag. */ |
49 | int AdvAutonomousFlag; | |
7cee1bb1 | 50 | |
d62a17ae | 51 | /* The value to be placed in the Router Address Flag [RFC6275 7.2]. */ |
52 | int AdvRouterAddressFlag; | |
7cee1bb1 | 53 | #ifndef ND_OPT_PI_FLAG_RADDR |
54 | #define ND_OPT_PI_FLAG_RADDR 0x20 | |
55 | #endif | |
718e3744 | 56 | }; |
57 | ||
6eb0c5ab | 58 | /* RFC4584 Extension to Sockets API for Mobile IPv6 */ |
7cee1bb1 | 59 | |
60 | #ifndef ND_OPT_ADV_INTERVAL | |
61 | #define ND_OPT_ADV_INTERVAL 7 /* Adv Interval Option */ | |
62 | #endif | |
63 | #ifndef ND_OPT_HA_INFORMATION | |
64 | #define ND_OPT_HA_INFORMATION 8 /* HA Information Option */ | |
65 | #endif | |
66 | ||
6f0e3f6e | 67 | #ifndef HAVE_STRUCT_ND_OPT_ADV_INTERVAL |
d62a17ae | 68 | struct nd_opt_adv_interval { /* Advertisement interval option */ |
69 | uint8_t nd_opt_ai_type; | |
70 | uint8_t nd_opt_ai_len; | |
71 | uint16_t nd_opt_ai_reserved; | |
72 | uint32_t nd_opt_ai_interval; | |
7cee1bb1 | 73 | } __attribute__((__packed__)); |
74 | #else | |
6f0e3f6e | 75 | #ifndef HAVE_STRUCT_ND_OPT_ADV_INTERVAL_ND_OPT_AI_TYPE |
7cee1bb1 | 76 | /* fields may have to be renamed */ |
77 | #define nd_opt_ai_type nd_opt_adv_interval_type | |
78 | #define nd_opt_ai_len nd_opt_adv_interval_len | |
79 | #define nd_opt_ai_reserved nd_opt_adv_interval_reserved | |
80 | #define nd_opt_ai_interval nd_opt_adv_interval_ival | |
81 | #endif | |
82 | #endif | |
83 | ||
6f0e3f6e | 84 | #ifndef HAVE_STRUCT_ND_OPT_HOMEAGENT_INFO |
d62a17ae | 85 | struct nd_opt_homeagent_info { /* Home Agent info */ |
86 | u_int8_t nd_opt_hai_type; | |
87 | u_int8_t nd_opt_hai_len; | |
88 | u_int16_t nd_opt_hai_reserved; | |
89 | u_int16_t nd_opt_hai_preference; | |
90 | u_int16_t nd_opt_hai_lifetime; | |
7cee1bb1 | 91 | } __attribute__((__packed__)); |
92 | #endif | |
93 | ||
b60668d0 CC |
94 | extern const char *rtadv_pref_strs[]; |
95 | ||
8da4e946 | 96 | #endif /* HAVE_RTADV */ |
36735ed9 | 97 | |
b6120505 | 98 | typedef enum { |
d62a17ae | 99 | RA_ENABLE = 0, |
100 | RA_SUPPRESS, | |
b6120505 DW |
101 | } ipv6_nd_suppress_ra_status; |
102 | ||
d62a17ae | 103 | extern void rtadv_init(struct zebra_ns *); |
104 | extern void rtadv_terminate(struct zebra_ns *); | |
105 | extern void rtadv_cmd_init(void); | |
996c9314 LB |
106 | extern void zebra_interface_radv_set(struct zserv *client, u_short length, |
107 | struct zebra_vrf *zvrf, int enable); | |
cd80d74f | 108 | |
718e3744 | 109 | #endif /* _ZEBRA_RTADV_H */ |