1 /* $NetBSD: nameser_compat.h,v 1.1.1.2 2012/09/09 16:07:49 christos 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. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by the University of 17 * California, Berkeley and its contributors. 18 * 4. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 /*% 36 * from nameser.h 8.1 (Berkeley) 6/2/93 37 * Id: nameser_compat.h,v 1.8 2006/05/19 02:33:40 marka Exp 38 */ 39 40 #ifndef _ARPA_NAMESER_COMPAT_ 41 #define _ARPA_NAMESER_COMPAT_ 42 43 #define __BIND 19950621 /*%< (DEAD) interface version stamp. */ 44 #ifndef BYTE_ORDER 45 #if (BSD >= 199103) 46 # include <machine/endian.h> 47 #else 48 #ifdef __linux 49 # include <endian.h> 50 #else 51 #define LITTLE_ENDIAN 1234 /*%< least-significant byte first (vax, pc) */ 52 #define BIG_ENDIAN 4321 /*%< most-significant byte first (IBM, net) */ 53 #define PDP_ENDIAN 3412 /*%< LSB first in word, MSW first in long (pdp) */ 54 #if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \ 55 defined(__i386__) || defined(__i386) || defined(__amd64__) || \ 56 defined(__x86_64__) || defined(MIPSEL) || defined(_MIPSEL) || \ 57 defined(BIT_ZERO_ON_RIGHT) || defined(__alpha__) || defined(__alpha) || \ 58 (defined(__Lynx__) && defined(__x86__)) 59 #define BYTE_ORDER LITTLE_ENDIAN 60 #endif 61 62 #if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \ 63 defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \ 64 defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || defined(DGUX) ||\ 65 defined(apollo) || defined(__convex__) || defined(_CRAY) || \ 66 defined(__hppa) || defined(__hp9000) || \ 67 defined(__hp9000s300) || defined(__hp9000s700) || \ 68 defined(__hp3000s900) || defined(__hpux) || defined(MPE) || \ 69 defined (BIT_ZERO_ON_LEFT) || defined(m68k) || defined(__sparc) || \ 70 (defined(__Lynx__) && \ 71 (defined(__68k__) || defined(__sparc__) || defined(__powerpc__))) 72 #define BYTE_ORDER BIG_ENDIAN 73 #endif 74 #endif /* __linux */ 75 #endif /* BSD */ 76 #endif /* BYTE_ORDER */ 77 78 #if !defined(BYTE_ORDER) || \ 79 (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \ 80 BYTE_ORDER != PDP_ENDIAN) 81 /* you must determine what the correct bit order is for 82 * your compiler - the next line is an intentional error 83 * which will force your compiles to bomb until you fix 84 * the above macros. 85 */ 86 error "Undefined or invalid BYTE_ORDER"; 87 #endif 88 89 /*% 90 * Structure for query header. The order of the fields is machine- and 91 * compiler-dependent, depending on the byte/bit order and the layout 92 * of bit fields. We use bit fields only in int variables, as this 93 * is all ANSI requires. This requires a somewhat confusing rearrangement. 94 */ 95 96 typedef struct { 97 unsigned id :16; /*%< query identification number */ 98 #if BYTE_ORDER == BIG_ENDIAN 99 /* fields in third byte */ 100 unsigned qr: 1; /*%< response flag */ 101 unsigned opcode: 4; /*%< purpose of message */ 102 unsigned aa: 1; /*%< authoritive answer */ 103 unsigned tc: 1; /*%< truncated message */ 104 unsigned rd: 1; /*%< recursion desired */ 105 /* fields in fourth byte */ 106 unsigned ra: 1; /*%< recursion available */ 107 unsigned unused :1; /*%< unused bits (MBZ as of 4.9.3a3) */ 108 unsigned ad: 1; /*%< authentic data from named */ 109 unsigned cd: 1; /*%< checking disabled by resolver */ 110 unsigned rcode :4; /*%< response code */ 111 #endif 112 #if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN 113 /* fields in third byte */ 114 unsigned rd :1; /*%< recursion desired */ 115 unsigned tc :1; /*%< truncated message */ 116 unsigned aa :1; /*%< authoritive answer */ 117 unsigned opcode :4; /*%< purpose of message */ 118 unsigned qr :1; /*%< response flag */ 119 /* fields in fourth byte */ 120 unsigned rcode :4; /*%< response code */ 121 unsigned cd: 1; /*%< checking disabled by resolver */ 122 unsigned ad: 1; /*%< authentic data from named */ 123 unsigned unused :1; /*%< unused bits (MBZ as of 4.9.3a3) */ 124 unsigned ra :1; /*%< recursion available */ 125 #endif 126 /* remaining bytes */ 127 unsigned qdcount :16; /*%< number of question entries */ 128 unsigned ancount :16; /*%< number of answer entries */ 129 unsigned nscount :16; /*%< number of authority entries */ 130 unsigned arcount :16; /*%< number of resource entries */ 131 } HEADER; 132 133 #define PACKETSZ NS_PACKETSZ 134 #define MAXDNAME NS_MAXDNAME 135 #define MAXCDNAME NS_MAXCDNAME 136 #define MAXLABEL NS_MAXLABEL 137 #define HFIXEDSZ NS_HFIXEDSZ 138 #define QFIXEDSZ NS_QFIXEDSZ 139 #define RRFIXEDSZ NS_RRFIXEDSZ 140 #define INT32SZ NS_INT32SZ 141 #define INT16SZ NS_INT16SZ 142 #define INT8SZ NS_INT8SZ 143 #define INADDRSZ NS_INADDRSZ 144 #define IN6ADDRSZ NS_IN6ADDRSZ 145 #define INDIR_MASK NS_CMPRSFLGS 146 #define NAMESERVER_PORT NS_DEFAULTPORT 147 148 #define S_ZONE ns_s_zn 149 #define S_PREREQ ns_s_pr 150 #define S_UPDATE ns_s_ud 151 #define S_ADDT ns_s_ar 152 153 #define QUERY ns_o_query 154 #define IQUERY ns_o_iquery 155 #define STATUS ns_o_status 156 #define NS_NOTIFY_OP ns_o_notify 157 #define NS_UPDATE_OP ns_o_update 158 159 #define NOERROR ns_r_noerror 160 #define FORMERR ns_r_formerr 161 #define SERVFAIL ns_r_servfail 162 #define NXDOMAIN ns_r_nxdomain 163 #define NOTIMP ns_r_notimpl 164 #define REFUSED ns_r_refused 165 #define YXDOMAIN ns_r_yxdomain 166 #define YXRRSET ns_r_yxrrset 167 #define NXRRSET ns_r_nxrrset 168 #define NOTAUTH ns_r_notauth 169 #define NOTZONE ns_r_notzone 170 /*#define BADSIG ns_r_badsig*/ 171 /*#define BADKEY ns_r_badkey*/ 172 /*#define BADTIME ns_r_badtime*/ 173 174 175 #define DELETE ns_uop_delete 176 #define ADD ns_uop_add 177 178 #define T_A ns_t_a 179 #define T_NS ns_t_ns 180 #define T_MD ns_t_md 181 #define T_MF ns_t_mf 182 #define T_CNAME ns_t_cname 183 #define T_SOA ns_t_soa 184 #define T_MB ns_t_mb 185 #define T_MG ns_t_mg 186 #define T_MR ns_t_mr 187 #define T_NULL ns_t_null 188 #define T_WKS ns_t_wks 189 #define T_PTR ns_t_ptr 190 #define T_HINFO ns_t_hinfo 191 #define T_MINFO ns_t_minfo 192 #define T_MX ns_t_mx 193 #define T_TXT ns_t_txt 194 #define T_RP ns_t_rp 195 #define T_AFSDB ns_t_afsdb 196 #define T_X25 ns_t_x25 197 #define T_ISDN ns_t_isdn 198 #define T_RT ns_t_rt 199 #define T_NSAP ns_t_nsap 200 #define T_NSAP_PTR ns_t_nsap_ptr 201 #define T_SIG ns_t_sig 202 #define T_KEY ns_t_key 203 #define T_PX ns_t_px 204 #define T_GPOS ns_t_gpos 205 #define T_AAAA ns_t_aaaa 206 #define T_LOC ns_t_loc 207 #define T_NXT ns_t_nxt 208 #define T_EID ns_t_eid 209 #define T_NIMLOC ns_t_nimloc 210 #define T_SRV ns_t_srv 211 #define T_ATMA ns_t_atma 212 #define T_NAPTR ns_t_naptr 213 #define T_A6 ns_t_a6 214 #define T_TSIG ns_t_tsig 215 #define T_IXFR ns_t_ixfr 216 #define T_AXFR ns_t_axfr 217 #define T_MAILB ns_t_mailb 218 #define T_MAILA ns_t_maila 219 #define T_ANY ns_t_any 220 221 #define C_IN ns_c_in 222 #define C_CHAOS ns_c_chaos 223 #define C_HS ns_c_hs 224 /* BIND_UPDATE */ 225 #define C_NONE ns_c_none 226 #define C_ANY ns_c_any 227 228 #define GETSHORT NS_GET16 229 #define GETLONG NS_GET32 230 #define PUTSHORT NS_PUT16 231 #define PUTLONG NS_PUT32 232 233 #endif /* _ARPA_NAMESER_COMPAT_ */ 234 /*! \file */ 235