1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1983, 1989
5 *    The Regents of the University of California.  All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32/*%
33 *      from nameser.h	8.1 (Berkeley) 6/2/93
34 *	$Id: nameser_compat.h,v 1.8 2006/05/19 02:33:40 marka Exp $
35 */
36
37#ifndef _ARPA_NAMESER_COMPAT_
38#define	_ARPA_NAMESER_COMPAT_
39
40#define	__BIND		19950621	/*%< (DEAD) interface version stamp. */
41
42#include <machine/endian.h>
43
44#if !defined(_BYTE_ORDER) || \
45    (_BYTE_ORDER != _BIG_ENDIAN && _BYTE_ORDER != _LITTLE_ENDIAN && \
46    _BYTE_ORDER != _PDP_ENDIAN)
47	/* you must determine what the correct bit order is for
48	 * your compiler - the next line is an intentional error
49	 * which will force your compiles to bomb until you fix
50	 * the above macros.
51	 */
52#error "Undefined or invalid _BYTE_ORDER";
53#endif
54
55/*%
56 * Structure for query header.  The order of the fields is machine- and
57 * compiler-dependent, depending on the byte/bit order and the layout
58 * of bit fields.  We use bit fields only in int variables, as this
59 * is all ANSI requires.  This requires a somewhat confusing rearrangement.
60 */
61
62typedef struct {
63	unsigned	id :16;		/*%< query identification number */
64#if _BYTE_ORDER == _BIG_ENDIAN
65			/* fields in third byte */
66	unsigned	qr: 1;		/*%< response flag */
67	unsigned	opcode: 4;	/*%< purpose of message */
68	unsigned	aa: 1;		/*%< authoritative answer */
69	unsigned	tc: 1;		/*%< truncated message */
70	unsigned	rd: 1;		/*%< recursion desired */
71			/* fields in fourth byte */
72	unsigned	ra: 1;		/*%< recursion available */
73	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
74	unsigned	ad: 1;		/*%< authentic data from named */
75	unsigned	cd: 1;		/*%< checking disabled by resolver */
76	unsigned	rcode :4;	/*%< response code */
77#endif
78#if _BYTE_ORDER == _LITTLE_ENDIAN || _BYTE_ORDER == _PDP_ENDIAN
79			/* fields in third byte */
80	unsigned	rd :1;		/*%< recursion desired */
81	unsigned	tc :1;		/*%< truncated message */
82	unsigned	aa :1;		/*%< authoritative answer */
83	unsigned	opcode :4;	/*%< purpose of message */
84	unsigned	qr :1;		/*%< response flag */
85			/* fields in fourth byte */
86	unsigned	rcode :4;	/*%< response code */
87	unsigned	cd: 1;		/*%< checking disabled by resolver */
88	unsigned	ad: 1;		/*%< authentic data from named */
89	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
90	unsigned	ra :1;		/*%< recursion available */
91#endif
92			/* remaining bytes */
93	unsigned	qdcount :16;	/*%< number of question entries */
94	unsigned	ancount :16;	/*%< number of answer entries */
95	unsigned	nscount :16;	/*%< number of authority entries */
96	unsigned	arcount :16;	/*%< number of resource entries */
97} HEADER;
98
99#define PACKETSZ	NS_PACKETSZ
100#define MAXDNAME	NS_MAXDNAME
101#define MAXCDNAME	NS_MAXCDNAME
102#define MAXLABEL	NS_MAXLABEL
103#define	HFIXEDSZ	NS_HFIXEDSZ
104#define QFIXEDSZ	NS_QFIXEDSZ
105#define RRFIXEDSZ	NS_RRFIXEDSZ
106#define	INT32SZ		NS_INT32SZ
107#define	INT16SZ		NS_INT16SZ
108#define	INT8SZ		NS_INT8SZ
109#define	INADDRSZ	NS_INADDRSZ
110#define	IN6ADDRSZ	NS_IN6ADDRSZ
111#define	INDIR_MASK	NS_CMPRSFLGS
112#define NAMESERVER_PORT	NS_DEFAULTPORT
113
114#define S_ZONE		ns_s_zn
115#define S_PREREQ	ns_s_pr
116#define S_UPDATE	ns_s_ud
117#define S_ADDT		ns_s_ar
118
119#define QUERY		ns_o_query
120#define IQUERY		ns_o_iquery
121#define STATUS		ns_o_status
122#define	NS_NOTIFY_OP	ns_o_notify
123#define	NS_UPDATE_OP	ns_o_update
124
125#define NOERROR		ns_r_noerror
126#define FORMERR		ns_r_formerr
127#define SERVFAIL	ns_r_servfail
128#define NXDOMAIN	ns_r_nxdomain
129#define NOTIMP		ns_r_notimpl
130#define REFUSED		ns_r_refused
131#define YXDOMAIN	ns_r_yxdomain
132#define YXRRSET		ns_r_yxrrset
133#define NXRRSET		ns_r_nxrrset
134#define NOTAUTH		ns_r_notauth
135#define NOTZONE		ns_r_notzone
136/*#define BADSIG		ns_r_badsig*/
137/*#define BADKEY		ns_r_badkey*/
138/*#define BADTIME		ns_r_badtime*/
139
140
141#define DELETE		ns_uop_delete
142#define ADD		ns_uop_add
143
144#define T_A		ns_t_a
145#define T_NS		ns_t_ns
146#define T_MD		ns_t_md
147#define T_MF		ns_t_mf
148#define T_CNAME		ns_t_cname
149#define T_SOA		ns_t_soa
150#define T_MB		ns_t_mb
151#define T_MG		ns_t_mg
152#define T_MR		ns_t_mr
153#define T_NULL		ns_t_null
154#define T_WKS		ns_t_wks
155#define T_PTR		ns_t_ptr
156#define T_HINFO		ns_t_hinfo
157#define T_MINFO		ns_t_minfo
158#define T_MX		ns_t_mx
159#define T_TXT		ns_t_txt
160#define	T_RP		ns_t_rp
161#define T_AFSDB		ns_t_afsdb
162#define T_X25		ns_t_x25
163#define T_ISDN		ns_t_isdn
164#define T_RT		ns_t_rt
165#define T_NSAP		ns_t_nsap
166#define T_NSAP_PTR	ns_t_nsap_ptr
167#define	T_SIG		ns_t_sig
168#define	T_KEY		ns_t_key
169#define	T_PX		ns_t_px
170#define	T_GPOS		ns_t_gpos
171#define	T_AAAA		ns_t_aaaa
172#define	T_LOC		ns_t_loc
173#define	T_NXT		ns_t_nxt
174#define	T_EID		ns_t_eid
175#define	T_NIMLOC	ns_t_nimloc
176#define	T_SRV		ns_t_srv
177#define T_ATMA		ns_t_atma
178#define T_NAPTR		ns_t_naptr
179#define T_KX		ns_t_kx
180#define T_CERT		ns_t_cert
181#define T_A6		ns_t_a6
182#define T_DNAME		ns_t_dname
183#define T_SINK		ns_t_sink
184#define T_OPT		ns_t_opt
185#define T_APL		ns_t_apl
186#define T_DS		ns_t_ds
187#define T_SSHFP		ns_t_sshfp
188#define T_IPSECKEY	ns_t_ipseckey
189#define T_RRSIG		ns_t_rrsig
190#define T_NSEC		ns_t_nsec
191#define T_DNSKEY	ns_t_dnskey
192#define T_DHCID		ns_t_dhcid
193#define T_NSEC3		ns_t_nsec3
194#define T_NSEC3PARAM	ns_t_nsec3param
195#define T_HIP		ns_t_hip
196#define T_SPF		ns_t_spf
197#define T_TKEY		ns_t_tkey
198#define	T_TSIG		ns_t_tsig
199#define	T_IXFR		ns_t_ixfr
200#define T_AXFR		ns_t_axfr
201#define T_MAILB		ns_t_mailb
202#define T_MAILA		ns_t_maila
203#define T_ANY		ns_t_any
204#define T_ZXFR		ns_t_zxfr
205#define T_DLV		ns_t_dlv
206
207#define C_IN		ns_c_in
208#define C_CHAOS		ns_c_chaos
209#define C_HS		ns_c_hs
210/* BIND_UPDATE */
211#define C_NONE		ns_c_none
212#define C_ANY		ns_c_any
213
214#define	GETSHORT		NS_GET16
215#define	GETLONG			NS_GET32
216#define	PUTSHORT		NS_PUT16
217#define	PUTLONG			NS_PUT32
218
219#endif /* _ARPA_NAMESER_COMPAT_ */
220/*! \file */
221