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/**
* Copyright (C) 2012-2013 Steven Barth <steven@midlink.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License v2 as published by
* the Free Software Foundation.
*
* 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.
*
*/
#pragma once
#include <stdint.h>
#include <netinet/in.h>
#include <netinet/icmp6.h>
struct icmpv6_opt {
uint8_t type;
uint8_t len;
uint8_t data[6];
};
#define icmpv6_for_each_option(opt, start, end)\
for (opt = (struct icmpv6_opt*)(start);\
(void*)(opt + 1) <= (void*)(end) && opt->len > 0 &&\
(void*)(opt + opt->len) <= (void*)(end); opt += opt->len)
#define MaxValidTime 65535
#define MaxRtrAdvInterval (MaxValidTime / 3)
#define ND_RA_FLAG_PROXY 0x4
#define ND_RA_PREF_HIGH (1 << 3)
#define ND_RA_PREF_LOW (3 << 3)
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