1/*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1983, 1989 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32/*% 33 * from nameser.h 8.1 (Berkeley) 6/2/93 34 * $Id: nameser_compat.h,v 1.8 2006/05/19 02:33:40 marka Exp $ 35 */ 36 37#ifndef _ARPA_NAMESER_COMPAT_ 38#define _ARPA_NAMESER_COMPAT_ 39 40#define __BIND 19950621 /*%< (DEAD) interface version stamp. */ 41 42#include <machine/endian.h> 43 44#if !defined(_BYTE_ORDER) || \ 45 (_BYTE_ORDER != _BIG_ENDIAN && _BYTE_ORDER != _LITTLE_ENDIAN && \ 46 _BYTE_ORDER != _PDP_ENDIAN) 47 /* you must determine what the correct bit order is for 48 * your compiler - the next line is an intentional error 49 * which will force your compiles to bomb until you fix 50 * the above macros. 51 */ 52#error "Undefined or invalid _BYTE_ORDER"; 53#endif 54 55/*% 56 * Structure for query header. The order of the fields is machine- and 57 * compiler-dependent, depending on the byte/bit order and the layout 58 * of bit fields. We use bit fields only in int variables, as this 59 * is all ANSI requires. This requires a somewhat confusing rearrangement. 60 */ 61 62typedef struct { 63 unsigned id :16; /*%< query identification number */ 64#if _BYTE_ORDER == _BIG_ENDIAN 65 /* fields in third byte */ 66 unsigned qr: 1; /*%< response flag */ 67 unsigned opcode: 4; /*%< purpose of message */ 68 unsigned aa: 1; /*%< authoritative answer */ 69 unsigned tc: 1; /*%< truncated message */ 70 unsigned rd: 1; /*%< recursion desired */ 71 /* fields in fourth byte */ 72 unsigned ra: 1; /*%< recursion available */ 73 unsigned unused :1; /*%< unused bits (MBZ as of 4.9.3a3) */ 74 unsigned ad: 1; /*%< authentic data from named */ 75 unsigned cd: 1; /*%< checking disabled by resolver */ 76 unsigned rcode :4; /*%< response code */ 77#endif 78#if _BYTE_ORDER == _LITTLE_ENDIAN || _BYTE_ORDER == _PDP_ENDIAN 79 /* fields in third byte */ 80 unsigned rd :1; /*%< recursion desired */ 81 unsigned tc :1; /*%< truncated message */ 82 unsigned aa :1; /*%< authoritative answer */ 83 unsigned opcode :4; /*%< purpose of message */ 84 unsigned qr :1; /*%< response flag */ 85 /* fields in fourth byte */ 86 unsigned rcode :4; /*%< response code */ 87 unsigned cd: 1; /*%< checking disabled by resolver */ 88 unsigned ad: 1; /*%< authentic data from named */ 89 unsigned unused :1; /*%< unused bits (MBZ as of 4.9.3a3) */ 90 unsigned ra :1; /*%< recursion available */ 91#endif 92 /* remaining bytes */ 93 unsigned qdcount :16; /*%< number of question entries */ 94 unsigned ancount :16; /*%< number of answer entries */ 95 unsigned nscount :16; /*%< number of authority entries */ 96 unsigned arcount :16; /*%< number of resource entries */ 97} HEADER; 98 99#define PACKETSZ NS_PACKETSZ 100#define MAXDNAME NS_MAXDNAME 101#define MAXCDNAME NS_MAXCDNAME 102#define MAXLABEL NS_MAXLABEL 103#define HFIXEDSZ NS_HFIXEDSZ 104#define QFIXEDSZ NS_QFIXEDSZ 105#define RRFIXEDSZ NS_RRFIXEDSZ 106#define INT32SZ NS_INT32SZ 107#define INT16SZ NS_INT16SZ 108#define INT8SZ NS_INT8SZ 109#define INADDRSZ NS_INADDRSZ 110#define IN6ADDRSZ NS_IN6ADDRSZ 111#define INDIR_MASK NS_CMPRSFLGS 112#define NAMESERVER_PORT NS_DEFAULTPORT 113 114#define S_ZONE ns_s_zn 115#define S_PREREQ ns_s_pr 116#define S_UPDATE ns_s_ud 117#define S_ADDT ns_s_ar 118 119#define QUERY ns_o_query 120#define IQUERY ns_o_iquery 121#define STATUS ns_o_status 122#define NS_NOTIFY_OP ns_o_notify 123#define NS_UPDATE_OP ns_o_update 124 125#define NOERROR ns_r_noerror 126#define FORMERR ns_r_formerr 127#define SERVFAIL ns_r_servfail 128#define NXDOMAIN ns_r_nxdomain 129#define NOTIMP ns_r_notimpl 130#define REFUSED ns_r_refused 131#define YXDOMAIN ns_r_yxdomain 132#define YXRRSET ns_r_yxrrset 133#define NXRRSET ns_r_nxrrset 134#define NOTAUTH ns_r_notauth 135#define NOTZONE ns_r_notzone 136/*#define BADSIG ns_r_badsig*/ 137/*#define BADKEY ns_r_badkey*/ 138/*#define BADTIME ns_r_badtime*/ 139 140 141#define DELETE ns_uop_delete 142#define ADD ns_uop_add 143 144#define T_A ns_t_a 145#define T_NS ns_t_ns 146#define T_MD ns_t_md 147#define T_MF ns_t_mf 148#define T_CNAME ns_t_cname 149#define T_SOA ns_t_soa 150#define T_MB ns_t_mb 151#define T_MG ns_t_mg 152#define T_MR ns_t_mr 153#define T_NULL ns_t_null 154#define T_WKS ns_t_wks 155#define T_PTR ns_t_ptr 156#define T_HINFO ns_t_hinfo 157#define T_MINFO ns_t_minfo 158#define T_MX ns_t_mx 159#define T_TXT ns_t_txt 160#define T_RP ns_t_rp 161#define T_AFSDB ns_t_afsdb 162#define T_X25 ns_t_x25 163#define T_ISDN ns_t_isdn 164#define T_RT ns_t_rt 165#define T_NSAP ns_t_nsap 166#define T_NSAP_PTR ns_t_nsap_ptr 167#define T_SIG ns_t_sig 168#define T_KEY ns_t_key 169#define T_PX ns_t_px 170#define T_GPOS ns_t_gpos 171#define T_AAAA ns_t_aaaa 172#define T_LOC ns_t_loc 173#define T_NXT ns_t_nxt 174#define T_EID ns_t_eid 175#define T_NIMLOC ns_t_nimloc 176#define T_SRV ns_t_srv 177#define T_ATMA ns_t_atma 178#define T_NAPTR ns_t_naptr 179#define T_KX ns_t_kx 180#define T_CERT ns_t_cert 181#define T_A6 ns_t_a6 182#define T_DNAME ns_t_dname 183#define T_SINK ns_t_sink 184#define T_OPT ns_t_opt 185#define T_APL ns_t_apl 186#define T_DS ns_t_ds 187#define T_SSHFP ns_t_sshfp 188#define T_IPSECKEY ns_t_ipseckey 189#define T_RRSIG ns_t_rrsig 190#define T_NSEC ns_t_nsec 191#define T_DNSKEY ns_t_dnskey 192#define T_DHCID ns_t_dhcid 193#define T_NSEC3 ns_t_nsec3 194#define T_NSEC3PARAM ns_t_nsec3param 195#define T_HIP ns_t_hip 196#define T_SPF ns_t_spf 197#define T_TKEY ns_t_tkey 198#define T_TSIG ns_t_tsig 199#define T_IXFR ns_t_ixfr 200#define T_AXFR ns_t_axfr 201#define T_MAILB ns_t_mailb 202#define T_MAILA ns_t_maila 203#define T_ANY ns_t_any 204#define T_ZXFR ns_t_zxfr 205#define T_DLV ns_t_dlv 206 207#define C_IN ns_c_in 208#define C_CHAOS ns_c_chaos 209#define C_HS ns_c_hs 210/* BIND_UPDATE */ 211#define C_NONE ns_c_none 212#define C_ANY ns_c_any 213 214#define GETSHORT NS_GET16 215#define GETLONG NS_GET32 216#define PUTSHORT NS_PUT16 217#define PUTLONG NS_PUT32 218 219#endif /* _ARPA_NAMESER_COMPAT_ */ 220/*! \file */ 221