master
1/* $NetBSD: nameser_compat.h,v 1.9 2022/04/21 04:03:54 gutteridge 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; /*%< authoritive 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; /*%< authoritive 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_ */