include/arpa/nameser_compat.h

   1 /*
   2  * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /* Copyright (c) 1983, 1989
  24  *    The Regents of the University of California.  All rights reserved.
  25  *
  26  * Redistribution and use in source and binary forms, with or without
  27  * modification, are permitted provided that the following conditions
  28  * are met:
  29  * 1. Redistributions of source code must retain the above copyright
  30  *    notice, this list of conditions and the following disclaimer.
  31  * 2. Redistributions in binary form must reproduce the above copyright
  32  *    notice, this list of conditions and the following disclaimer in the
  33  *    documentation and/or other materials provided with the distribution.
  34  * 3. All advertising materials mentioning features or use of this software
  35  *    must display the following acknowledgement:
  36  *      This product includes software developed by the University of
  37  *      California, Berkeley and its contributors.
  38  * 4. Neither the name of the University nor the names of its contributors
  39  *    may be used to endorse or promote products derived from this software
  40  *    without specific prior written permission.
  41  *
  42  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  43  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  44  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  45  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  46  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  47  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  48  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  49  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  50  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  51  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  52  * SUCH DAMAGE.
  53  */
  54
  55 /*
  56  *      from nameser.h  8.1 (Berkeley) 6/2/93
  57  *      From: Id: nameser_compat.h,v 8.9 1998/03/20 23:25:10 halley Exp
  58  * $FreeBSD: src/include/arpa/nameser_compat.h,v 1.1.2.1 1999/08/29 14:39:01 peter Exp $
  59  */
  60
  61 #ifndef _ARPA_NAMESER_COMPAT_
  62 #define _ARPA_NAMESER_COMPAT_
  63
  64 #define __BIND          19950621        /* (DEAD) interface version stamp. */
  65
  66 #include <machine/endian.h>
  67
  68 #if !defined(BYTE_ORDER) || \
  69     (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \
  70     BYTE_ORDER != PDP_ENDIAN)
  71         /* you must determine what the correct bit order is for
  72          * your compiler - the next line is an intentional error
  73          * which will force your compiles to bomb until you fix
  74          * the above macros.
  75          */
  76   error "Undefined or invalid BYTE_ORDER";
  77 #endif
  78
  79 /*
  80  * Structure for query header.  The order of the fields is machine- and
  81  * compiler-dependent, depending on the byte/bit order and the layout
  82  * of bit fields.  We use bit fields only in int variables, as this
  83  * is all ANSI requires.  This requires a somewhat confusing rearrangement.
  84  */
  85
  86 typedef struct {
  87         unsigned        id :16;         /* query identification number */
  88 #if BYTE_ORDER == BIG_ENDIAN
  89                         /* fields in third byte */
  90         unsigned        qr: 1;          /* response flag */
  91         unsigned        opcode: 4;      /* purpose of message */
  92         unsigned        aa: 1;          /* authoritive answer */
  93         unsigned        tc: 1;          /* truncated message */
  94         unsigned        rd: 1;          /* recursion desired */
  95                         /* fields in fourth byte */
  96         unsigned        ra: 1;          /* recursion available */
  97         unsigned        unused :1;      /* unused bits (MBZ as of 4.9.3a3) */
  98         unsigned        ad: 1;          /* authentic data from named */
  99         unsigned        cd: 1;          /* checking disabled by resolver */
 100         unsigned        rcode :4;       /* response code */
 101 #endif
 102 #if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
 103                         /* fields in third byte */
 104         unsigned        rd :1;          /* recursion desired */
 105         unsigned        tc :1;          /* truncated message */
 106         unsigned        aa :1;          /* authoritive answer */
 107         unsigned        opcode :4;      /* purpose of message */
 108         unsigned        qr :1;          /* response flag */
 109                         /* fields in fourth byte */
 110         unsigned        rcode :4;       /* response code */
 111         unsigned        cd: 1;          /* checking disabled by resolver */
 112         unsigned        ad: 1;          /* authentic data from named */
 113         unsigned        unused :1;      /* unused bits (MBZ as of 4.9.3a3) */
 114         unsigned        ra :1;          /* recursion available */
 115 #endif
 116                         /* remaining bytes */
 117         unsigned        qdcount :16;    /* number of question entries */
 118         unsigned        ancount :16;    /* number of answer entries */
 119         unsigned        nscount :16;    /* number of authority entries */
 120         unsigned        arcount :16;    /* number of resource entries */
 121 } HEADER;
 122
 123 #define PACKETSZ        NS_PACKETSZ
 124 #define MAXDNAME        NS_MAXDNAME
 125 #define MAXCDNAME       NS_MAXCDNAME
 126 #define MAXLABEL        NS_MAXLABEL
 127 #define HFIXEDSZ        NS_HFIXEDSZ
 128 #define QFIXEDSZ        NS_QFIXEDSZ
 129 #define RRFIXEDSZ       NS_RRFIXEDSZ
 130 #define INT32SZ         NS_INT32SZ
 131 #define INT16SZ         NS_INT16SZ
 132 #define INADDRSZ        NS_INADDRSZ
 133 #define IN6ADDRSZ       NS_IN6ADDRSZ
 134 #define INDIR_MASK      NS_CMPRSFLGS
 135 #define NAMESERVER_PORT NS_DEFAULTPORT
 136
 137 #define S_ZONE          ns_s_zn
 138 #define S_PREREQ        ns_s_pr
 139 #define S_UPDATE        ns_s_ud
 140 #define S_ADDT          ns_s_ar
 141
 142 #define QUERY           ns_o_query
 143 #define IQUERY          ns_o_iquery
 144 #define STATUS          ns_o_status
 145 #define NS_NOTIFY_OP    ns_o_notify
 146 #define NS_UPDATE_OP    ns_o_update
 147
 148 #define NOERROR         ns_r_noerror
 149 #define FORMERR         ns_r_formerr
 150 #define SERVFAIL        ns_r_servfail
 151 #define NXDOMAIN        ns_r_nxdomain
 152 #define NOTIMP          ns_r_notimpl
 153 #define REFUSED         ns_r_refused
 154 #define YXDOMAIN        ns_r_yxdomain
 155 #define YXRRSET         ns_r_yxrrset
 156 #define NXRRSET         ns_r_nxrrset
 157 #define NOTAUTH         ns_r_notauth
 158 #define NOTZONE         ns_r_notzone
 159
 160 #define DELETE          ns_uop_delete
 161 #define ADD             ns_uop_add
 162
 163 #define T_A             ns_t_a
 164 #define T_NS            ns_t_ns
 165 #define T_MD            ns_t_md
 166 #define T_MF            ns_t_mf
 167 #define T_CNAME         ns_t_cname
 168 #define T_SOA           ns_t_soa
 169 #define T_MB            ns_t_mb
 170 #define T_MG            ns_t_mg
 171 #define T_MR            ns_t_mr
 172 #define T_NULL          ns_t_null
 173 #define T_WKS           ns_t_wks
 174 #define T_PTR           ns_t_ptr
 175 #define T_HINFO         ns_t_hinfo
 176 #define T_MINFO         ns_t_minfo
 177 #define T_MX            ns_t_mx
 178 #define T_TXT           ns_t_txt
 179 #define T_RP            ns_t_rp
 180 #define T_AFSDB         ns_t_afsdb
 181 #define T_X25           ns_t_x25
 182 #define T_ISDN          ns_t_isdn
 183 #define T_RT            ns_t_rt
 184 #define T_NSAP          ns_t_nsap
 185 #define T_NSAP_PTR      ns_t_nsap_ptr
 186 #define T_SIG           ns_t_sig
 187 #define T_KEY           ns_t_key
 188 #define T_PX            ns_t_px
 189 #define T_GPOS          ns_t_gpos
 190 #define T_AAAA          ns_t_aaaa
 191 #define T_LOC           ns_t_loc
 192 #define T_NXT           ns_t_nxt
 193 #define T_EID           ns_t_eid
 194 #define T_NIMLOC        ns_t_nimloc
 195 #define T_SRV           ns_t_srv
 196 #define T_ATMA          ns_t_atma
 197 #define T_NAPTR         ns_t_naptr
 198 #define T_IXFR          ns_t_ixfr
 199 #define T_AXFR          ns_t_axfr
 200 #define T_MAILB         ns_t_mailb
 201 #define T_MAILA         ns_t_maila
 202 #define T_ANY           ns_t_any
 203
 204 #define C_IN            ns_c_in
 205 #define C_CHAOS         ns_c_chaos
 206 #define C_HS            ns_c_hs
 207 /* BIND_UPDATE */
 208 #define C_NONE          ns_c_none
 209 #define C_ANY           ns_c_any
 210
 211 #define GETSHORT                NS_GET16
 212 #define GETLONG                 NS_GET32
 213 #define PUTSHORT                NS_PUT16
 214 #define PUTLONG                 NS_PUT32
 215
 216 #endif /* _ARPA_NAMESER_COMPAT_ */