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98 lines
3.5 KiB
98 lines
3.5 KiB
4 months ago
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/*
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* Copyright (C) 2002 USAGI/WIDE Project.
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* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef ICMP6_NODEINFO_H
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#define ICMP6_NODEINFO_H
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struct icmp6_nodeinfo {
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struct icmp6_hdr icmp6_ni_hdr;
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uint8_t icmp6_ni_nonce[8];
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/* could be followed by reply data */
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};
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#define ni_type icmp6_ni_hdr.icmp6_type
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#define ni_code icmp6_ni_hdr.icmp6_code
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#define ni_cksum icmp6_ni_hdr.icmp6_cksum
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#define ni_qtype icmp6_ni_hdr.icmp6_data16[0]
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#define ni_flags icmp6_ni_hdr.icmp6_data16[1]
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#define ni_nonce icmp6_ni_nonce
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/* ICMP6 types */
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#define ICMP6_NI_QUERY 139
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#define ICMP6_NI_REPLY 140
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/* ICMP6 codes for NI Query */
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#define ICMP6_NI_SUBJ_IPV6 0 /* Query Subject is an ipv6 address */
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#define ICMP6_NI_SUBJ_FQDN 1 /* Query Subject is a Domain name */
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#define ICMP6_NI_SUBJ_IPV4 2 /* Query Subject is an ipv4 address */
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/* ICMP6 codes for NI Reply */
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#define ICMP6_NI_SUCCESS 0 /* NI successful reply */
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#define ICMP6_NI_REFUSED 1 /* NI request is refused */
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#define ICMP6_NI_UNKNOWN 2 /* unknown Qtype */
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/* NI Codes */
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#define NI_QTYPE_NOOP 0 /* NOOP */
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#define NI_QTYPE_SUPTYPES 1 /* Supported Qtypes */
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#define NI_QTYPE_DNSNAME 2 /* DNS Name */
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#define NI_QTYPE_NODEADDR 3 /* Node Addresses */
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#define NI_QTYPE_IPV4ADDR 4 /* IPv4 Addresses */
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/* NI Flags */
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#if WORDS_BIGENDIAN
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#define NI_SUPTYPE_FLAG_COMPRESS 0x1
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#define NI_FQDN_FLAG_VALIDTTL 0x1
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#else
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#define NI_SUPTYPE_FLAG_COMPRESS 0x0100
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#define NI_FQDN_FLAG_VALIDTTL 0x0100
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#endif
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#if WORDS_BIGENDIAN
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#define NI_NODEADDR_FLAG_TRUNCATE 0x1
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#define NI_NODEADDR_FLAG_ALL 0x2
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#define NI_NODEADDR_FLAG_COMPAT 0x4
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#define NI_NODEADDR_FLAG_LINKLOCAL 0x8
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#define NI_NODEADDR_FLAG_SITELOCAL 0x10
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#define NI_NODEADDR_FLAG_GLOBAL 0x20
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#else
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#define NI_NODEADDR_FLAG_TRUNCATE 0x0100
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#define NI_NODEADDR_FLAG_ALL 0x0200
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#define NI_NODEADDR_FLAG_COMPAT 0x0400
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#define NI_NODEADDR_FLAG_LINKLOCAL 0x0800
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#define NI_NODEADDR_FLAG_SITELOCAL 0x1000
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#define NI_NODEADDR_FLAG_GLOBAL 0x2000
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#endif
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#define NI_IPV4ADDR_FLAG_TRUNCATE NI_NODEADDR_FLAG_TRUNCATE
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#define NI_IPV4ADDR_FLAG_ALL NI_NODEADDR_FLAG_ALL
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#endif
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