nameser_compat.h revision 1.9 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
61 typedef 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_ */
200