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/* dnsmasq is Copyright (c) 2000-2020 Simon Kelley
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 dated June, 1991, or
(at your option) version 3 dated 29 June, 2007.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define ALL_NODES "FF02::1"
#define ALL_ROUTERS "FF02::2"
struct ping_packet {
u8 type, code;
u16 checksum;
u16 identifier;
u16 sequence_no;
};
struct ra_packet {
u8 type, code;
u16 checksum;
u8 hop_limit, flags;
u16 lifetime;
u32 reachable_time;
u32 retrans_time;
};
struct neigh_packet {
u8 type, code;
u16 checksum;
u16 reserved;
struct in6_addr target;
};
struct prefix_opt {
u8 type, len, prefix_len, flags;
u32 valid_lifetime, preferred_lifetime, reserved;
struct in6_addr prefix;
};
#define ICMP6_OPT_SOURCE_MAC 1
#define ICMP6_OPT_PREFIX 3
#define ICMP6_OPT_MTU 5
#define ICMP6_OPT_ADV_INTERVAL 7
#define ICMP6_OPT_RT_INFO 24
#define ICMP6_OPT_RDNSS 25
#define ICMP6_OPT_DNSSL 31
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