1/* Copyright (c) 1983, 1989 2 * The Regents of the University of California. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 4. Neither the name of the University nor the names of its contributors 13 * may be used to endorse or promote products derived from this software 14 * without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29/*% 30 * from nameser.h 8.1 (Berkeley) 6/2/93 31 * $BINDId: nameser_compat.h,v 8.11 1999/01/02 08:00:58 vixie Exp $ 32 */ 33 34#ifndef _ARPA_NAMESER_COMPAT_ 35#define _ARPA_NAMESER_COMPAT_ 36 37#define __BIND 19950621 /*%< (DEAD) interface version stamp. */ 38 39#include <endian.h> 40 41/*% 42 * Structure for query header. The order of the fields is machine- and 43 * compiler-dependent, depending on the byte/bit order and the layout 44 * of bit fields. We use bit fields only in int variables, as this 45 * is all ANSI requires. This requires a somewhat confusing rearrangement. 46 */ 47 48typedef struct { 49 unsigned id :16; /*%< query identification number */ 50#if BYTE_ORDER == BIG_ENDIAN 51 /* fields in third byte */ 52 unsigned qr: 1; /*%< response flag */ 53 unsigned opcode: 4; /*%< purpose of message */ 54 unsigned aa: 1; /*%< authoritive answer */ 55 unsigned tc: 1; /*%< truncated message */ 56 unsigned rd: 1; /*%< recursion desired */ 57 /* fields in fourth byte */ 58 unsigned ra: 1; /*%< recursion available */ 59 unsigned unused :1; /*%< unused bits (MBZ as of 4.9.3a3) */ 60 unsigned ad: 1; /*%< authentic data from named */ 61 unsigned cd: 1; /*%< checking disabled by resolver */ 62 unsigned rcode :4; /*%< response code */ 63#endif 64#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN 65 /* fields in third byte */ 66 unsigned rd :1; /*%< recursion desired */ 67 unsigned tc :1; /*%< truncated message */ 68 unsigned aa :1; /*%< authoritive answer */ 69 unsigned opcode :4; /*%< purpose of message */ 70 unsigned qr :1; /*%< response flag */ 71 /* fields in fourth byte */ 72 unsigned rcode :4; /*%< response code */ 73 unsigned cd: 1; /*%< checking disabled by resolver */ 74 unsigned ad: 1; /*%< authentic data from named */ 75 unsigned unused :1; /*%< unused bits (MBZ as of 4.9.3a3) */ 76 unsigned ra :1; /*%< recursion available */ 77#endif 78 /* remaining bytes */ 79 unsigned qdcount :16; /*%< number of question entries */ 80 unsigned ancount :16; /*%< number of answer entries */ 81 unsigned nscount :16; /*%< number of authority entries */ 82 unsigned arcount :16; /*%< number of resource entries */ 83} HEADER; 84 85#define PACKETSZ NS_PACKETSZ 86#define MAXDNAME NS_MAXDNAME 87#define MAXCDNAME NS_MAXCDNAME 88#define MAXLABEL NS_MAXLABEL 89#define HFIXEDSZ NS_HFIXEDSZ 90#define QFIXEDSZ NS_QFIXEDSZ 91#define RRFIXEDSZ NS_RRFIXEDSZ 92#define INT32SZ NS_INT32SZ 93#define INT16SZ NS_INT16SZ 94#define INT8SZ NS_INT8SZ 95#define INADDRSZ NS_INADDRSZ 96#define IN6ADDRSZ NS_IN6ADDRSZ 97#define INDIR_MASK NS_CMPRSFLGS 98#define NAMESERVER_PORT NS_DEFAULTPORT 99 100#define S_ZONE ns_s_zn 101#define S_PREREQ ns_s_pr 102#define S_UPDATE ns_s_ud 103#define S_ADDT ns_s_ar 104 105#define QUERY ns_o_query 106#define IQUERY ns_o_iquery 107#define STATUS ns_o_status 108#define NS_NOTIFY_OP ns_o_notify 109#define NS_UPDATE_OP ns_o_update 110 111#define NOERROR ns_r_noerror 112#define FORMERR ns_r_formerr 113#define SERVFAIL ns_r_servfail 114#define NXDOMAIN ns_r_nxdomain 115#define NOTIMP ns_r_notimpl 116#define REFUSED ns_r_refused 117#define YXDOMAIN ns_r_yxdomain 118#define YXRRSET ns_r_yxrrset 119#define NXRRSET ns_r_nxrrset 120#define NOTAUTH ns_r_notauth 121#define NOTZONE ns_r_notzone 122/*#define BADSIG ns_r_badsig*/ 123/*#define BADKEY ns_r_badkey*/ 124/*#define BADTIME ns_r_badtime*/ 125 126 127#define DELETE ns_uop_delete 128#define ADD ns_uop_add 129 130#define T_A ns_t_a 131#define T_NS ns_t_ns 132#define T_MD ns_t_md 133#define T_MF ns_t_mf 134#define T_CNAME ns_t_cname 135#define T_SOA ns_t_soa 136#define T_MB ns_t_mb 137#define T_MG ns_t_mg 138#define T_MR ns_t_mr 139#define T_NULL ns_t_null 140#define T_WKS ns_t_wks 141#define T_PTR ns_t_ptr 142#define T_HINFO ns_t_hinfo 143#define T_MINFO ns_t_minfo 144#define T_MX ns_t_mx 145#define T_TXT ns_t_txt 146#define T_RP ns_t_rp 147#define T_AFSDB ns_t_afsdb 148#define T_X25 ns_t_x25 149#define T_ISDN ns_t_isdn 150#define T_RT ns_t_rt 151#define T_NSAP ns_t_nsap 152#define T_NSAP_PTR ns_t_nsap_ptr 153#define T_SIG ns_t_sig 154#define T_KEY ns_t_key 155#define T_PX ns_t_px 156#define T_GPOS ns_t_gpos 157#define T_AAAA ns_t_aaaa 158#define T_LOC ns_t_loc 159#define T_NXT ns_t_nxt 160#define T_EID ns_t_eid 161#define T_NIMLOC ns_t_nimloc 162#define T_SRV ns_t_srv 163#define T_ATMA ns_t_atma 164#define T_NAPTR ns_t_naptr 165#define T_A6 ns_t_a6 166#define T_DNAME ns_t_dname 167#define T_TSIG ns_t_tsig 168#define T_IXFR ns_t_ixfr 169#define T_AXFR ns_t_axfr 170#define T_MAILB ns_t_mailb 171#define T_MAILA ns_t_maila 172#define T_ANY ns_t_any 173 174#define C_IN ns_c_in 175#define C_CHAOS ns_c_chaos 176#define C_HS ns_c_hs 177/* BIND_UPDATE */ 178#define C_NONE ns_c_none 179#define C_ANY ns_c_any 180 181#define GETSHORT NS_GET16 182#define GETLONG NS_GET32 183#define PUTSHORT NS_PUT16 184#define PUTLONG NS_PUT32 185 186#endif /* _ARPA_NAMESER_COMPAT_ */ 187/*! \file */ 188