1/* $NetBSD: nameser_compat.h,v 1.10 2024/02/05 21:46:05 andvar Exp $ */ 2 3/* Copyright (c) 1983, 1989 4 * The Regents of the University of California. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of the University nor the names of its contributors 15 * may be used to endorse or promote products derived from this software 16 * without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31/*% 32 * from nameser.h 8.1 (Berkeley) 6/2/93 33 * Id: nameser_compat.h,v 1.8 2006/05/19 02:33:40 marka Exp 34 */ 35 36#ifndef _ARPA_NAMESER_COMPAT_ 37#define _ARPA_NAMESER_COMPAT_ 38 39#include <endian.h> 40 41#define __BIND 19950621 /*%< (DEAD) interface version stamp. */ 42 43#if !defined(_BYTE_ORDER) || \ 44 (_BYTE_ORDER != _BIG_ENDIAN && _BYTE_ORDER != _LITTLE_ENDIAN && \ 45 _BYTE_ORDER != _PDP_ENDIAN) 46 /* you must determine what the correct bit order is for 47 * your compiler - the next line is an intentional error 48 * which will force your compiles to bomb until you fix 49 * the above macros. 50 */ 51#error "Undefined or invalid _BYTE_ORDER" 52#endif 53 54/*% 55 * Structure for query header. The order of the fields is machine- and 56 * compiler-dependent, depending on the byte/bit order and the layout 57 * of bit fields. We use bit fields only in int variables, as this 58 * is all ANSI requires. This requires a somewhat confusing rearrangement. 59 */ 60 61typedef struct { 62 unsigned id :16; /*%< query identification number */ 63#if _BYTE_ORDER == _BIG_ENDIAN 64 /* fields in third byte */ 65 unsigned qr: 1; /*%< response flag */ 66 unsigned opcode: 4; /*%< purpose of message */ 67 unsigned aa: 1; /*%< authoritative answer */ 68 unsigned tc: 1; /*%< truncated message */ 69 unsigned rd: 1; /*%< recursion desired */ 70 /* fields in fourth byte */ 71 unsigned ra: 1; /*%< recursion available */ 72 unsigned unused :1; /*%< unused bits (MBZ as of 4.9.3a3) */ 73 unsigned ad: 1; /*%< authentic data from named */ 74 unsigned cd: 1; /*%< checking disabled by resolver */ 75 unsigned rcode :4; /*%< response code */ 76#endif 77#if _BYTE_ORDER == _LITTLE_ENDIAN || _BYTE_ORDER == _PDP_ENDIAN 78 /* fields in third byte */ 79 unsigned rd :1; /*%< recursion desired */ 80 unsigned tc :1; /*%< truncated message */ 81 unsigned aa :1; /*%< authoritative answer */ 82 unsigned opcode :4; /*%< purpose of message */ 83 unsigned qr :1; /*%< response flag */ 84 /* fields in fourth byte */ 85 unsigned rcode :4; /*%< response code */ 86 unsigned cd: 1; /*%< checking disabled by resolver */ 87 unsigned ad: 1; /*%< authentic data from named */ 88 unsigned unused :1; /*%< unused bits (MBZ as of 4.9.3a3) */ 89 unsigned ra :1; /*%< recursion available */ 90#endif 91 /* remaining bytes */ 92 unsigned qdcount :16; /*%< number of question entries */ 93 unsigned ancount :16; /*%< number of answer entries */ 94 unsigned nscount :16; /*%< number of authority entries */ 95 unsigned arcount :16; /*%< number of resource entries */ 96} HEADER; 97 98#define PACKETSZ NS_PACKETSZ 99#define MAXDNAME NS_MAXDNAME 100#define MAXCDNAME NS_MAXCDNAME 101#define MAXLABEL NS_MAXLABEL 102#define HFIXEDSZ NS_HFIXEDSZ 103#define QFIXEDSZ NS_QFIXEDSZ 104#define RRFIXEDSZ NS_RRFIXEDSZ 105#define INT32SZ NS_INT32SZ 106#define INT16SZ NS_INT16SZ 107#define INT8SZ NS_INT8SZ 108#define INADDRSZ NS_INADDRSZ 109#define IN6ADDRSZ NS_IN6ADDRSZ 110#define INDIR_MASK NS_CMPRSFLGS 111#define NAMESERVER_PORT NS_DEFAULTPORT 112 113#define S_ZONE ns_s_zn 114#define S_PREREQ ns_s_pr 115#define S_UPDATE ns_s_ud 116#define S_ADDT ns_s_ar 117 118#define QUERY ns_o_query 119#define IQUERY ns_o_iquery 120#define STATUS ns_o_status 121#define NS_NOTIFY_OP ns_o_notify 122#define NS_UPDATE_OP ns_o_update 123 124#define NOERROR ns_r_noerror 125#define FORMERR ns_r_formerr 126#define SERVFAIL ns_r_servfail 127#define NXDOMAIN ns_r_nxdomain 128#define NOTIMP ns_r_notimpl 129#define REFUSED ns_r_refused 130#define YXDOMAIN ns_r_yxdomain 131#define YXRRSET ns_r_yxrrset 132#define NXRRSET ns_r_nxrrset 133#define NOTAUTH ns_r_notauth 134#define NOTZONE ns_r_notzone 135/*#define BADSIG ns_r_badsig*/ 136/*#define BADKEY ns_r_badkey*/ 137/*#define BADTIME ns_r_badtime*/ 138 139 140#define DELETE ns_uop_delete 141#define ADD ns_uop_add 142 143#define T_A ns_t_a 144#define T_NS ns_t_ns 145#define T_MD ns_t_md 146#define T_MF ns_t_mf 147#define T_CNAME ns_t_cname 148#define T_SOA ns_t_soa 149#define T_MB ns_t_mb 150#define T_MG ns_t_mg 151#define T_MR ns_t_mr 152#define T_NULL ns_t_null 153#define T_WKS ns_t_wks 154#define T_PTR ns_t_ptr 155#define T_HINFO ns_t_hinfo 156#define T_MINFO ns_t_minfo 157#define T_MX ns_t_mx 158#define T_TXT ns_t_txt 159#define T_RP ns_t_rp 160#define T_AFSDB ns_t_afsdb 161#define T_X25 ns_t_x25 162#define T_ISDN ns_t_isdn 163#define T_RT ns_t_rt 164#define T_NSAP ns_t_nsap 165#define T_NSAP_PTR ns_t_nsap_ptr 166#define T_SIG ns_t_sig 167#define T_KEY ns_t_key 168#define T_PX ns_t_px 169#define T_GPOS ns_t_gpos 170#define T_AAAA ns_t_aaaa 171#define T_LOC ns_t_loc 172#define T_NXT ns_t_nxt 173#define T_EID ns_t_eid 174#define T_NIMLOC ns_t_nimloc 175#define T_SRV ns_t_srv 176#define T_ATMA ns_t_atma 177#define T_NAPTR ns_t_naptr 178#define T_A6 ns_t_a6 179#define T_DNAME ns_t_dname 180#define T_TSIG ns_t_tsig 181#define T_IXFR ns_t_ixfr 182#define T_AXFR ns_t_axfr 183#define T_MAILB ns_t_mailb 184#define T_MAILA ns_t_maila 185#define T_ANY ns_t_any 186 187#define C_IN ns_c_in 188#define C_CHAOS ns_c_chaos 189#define C_HS ns_c_hs 190/* BIND_UPDATE */ 191#define C_NONE ns_c_none 192#define C_ANY ns_c_any 193 194#define GETSHORT NS_GET16 195#define GETLONG NS_GET32 196#define PUTSHORT NS_PUT16 197#define PUTLONG NS_PUT32 198 199#endif /* _ARPA_NAMESER_COMPAT_ */ 200