nameser_compat.h revision 270838 
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 * 3. 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 *	$Id: nameser_compat.h,v 1.8 2006/05/19 02:33:40 marka Exp $
32 * $FreeBSD: stable/10/include/arpa/nameser_compat.h 270838 2014-08-30 10:16:25Z ume $
33 */
34
35#ifndef _ARPA_NAMESER_COMPAT_
36#define	_ARPA_NAMESER_COMPAT_
37
38#define	__BIND		19950621	/*%< (DEAD) interface version stamp. */
39
40#include <machine/endian.h>
41
42#if !defined(_BYTE_ORDER) || \
43    (_BYTE_ORDER != _BIG_ENDIAN && _BYTE_ORDER != _LITTLE_ENDIAN && \
44    _BYTE_ORDER != _PDP_ENDIAN)
45	/* you must determine what the correct bit order is for
46	 * your compiler - the next line is an intentional error
47	 * which will force your compiles to bomb until you fix
48	 * the above macros.
49	 */
50#error "Undefined or invalid _BYTE_ORDER";
51#endif
52
53/*%
54 * Structure for query header.  The order of the fields is machine- and
55 * compiler-dependent, depending on the byte/bit order and the layout
56 * of bit fields.  We use bit fields only in int variables, as this
57 * is all ANSI requires.  This requires a somewhat confusing rearrangement.
58 */
59
60typedef struct {
61	unsigned	id :16;		/*%< query identification number */
62#if _BYTE_ORDER == _BIG_ENDIAN
63			/* fields in third byte */
64	unsigned	qr: 1;		/*%< response flag */
65	unsigned	opcode: 4;	/*%< purpose of message */
66	unsigned	aa: 1;		/*%< authoritative answer */
67	unsigned	tc: 1;		/*%< truncated message */
68	unsigned	rd: 1;		/*%< recursion desired */
69			/* fields in fourth byte */
70	unsigned	ra: 1;		/*%< recursion available */
71	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
72	unsigned	ad: 1;		/*%< authentic data from named */
73	unsigned	cd: 1;		/*%< checking disabled by resolver */
74	unsigned	rcode :4;	/*%< response code */
75#endif
76#if _BYTE_ORDER == _LITTLE_ENDIAN || _BYTE_ORDER == _PDP_ENDIAN
77			/* fields in third byte */
78	unsigned	rd :1;		/*%< recursion desired */
79	unsigned	tc :1;		/*%< truncated message */
80	unsigned	aa :1;		/*%< authoritative answer */
81	unsigned	opcode :4;	/*%< purpose of message */
82	unsigned	qr :1;		/*%< response flag */
83			/* fields in fourth byte */
84	unsigned	rcode :4;	/*%< response code */
85	unsigned	cd: 1;		/*%< checking disabled by resolver */
86	unsigned	ad: 1;		/*%< authentic data from named */
87	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
88	unsigned	ra :1;		/*%< recursion available */
89#endif
90			/* remaining bytes */
91	unsigned	qdcount :16;	/*%< number of question entries */
92	unsigned	ancount :16;	/*%< number of answer entries */
93	unsigned	nscount :16;	/*%< number of authority entries */
94	unsigned	arcount :16;	/*%< number of resource entries */
95} HEADER;
96
97#define PACKETSZ	NS_PACKETSZ
98#define MAXDNAME	NS_MAXDNAME
99#define MAXCDNAME	NS_MAXCDNAME
100#define MAXLABEL	NS_MAXLABEL
101#define	HFIXEDSZ	NS_HFIXEDSZ
102#define QFIXEDSZ	NS_QFIXEDSZ
103#define RRFIXEDSZ	NS_RRFIXEDSZ
104#define	INT32SZ		NS_INT32SZ
105#define	INT16SZ		NS_INT16SZ
106#define	INT8SZ		NS_INT8SZ
107#define	INADDRSZ	NS_INADDRSZ
108#define	IN6ADDRSZ	NS_IN6ADDRSZ
109#define	INDIR_MASK	NS_CMPRSFLGS
110#define NAMESERVER_PORT	NS_DEFAULTPORT
111
112#define S_ZONE		ns_s_zn
113#define S_PREREQ	ns_s_pr
114#define S_UPDATE	ns_s_ud
115#define S_ADDT		ns_s_ar
116
117#define QUERY		ns_o_query
118#define IQUERY		ns_o_iquery
119#define STATUS		ns_o_status
120#define	NS_NOTIFY_OP	ns_o_notify
121#define	NS_UPDATE_OP	ns_o_update
122
123#define NOERROR		ns_r_noerror
124#define FORMERR		ns_r_formerr
125#define SERVFAIL	ns_r_servfail
126#define NXDOMAIN	ns_r_nxdomain
127#define NOTIMP		ns_r_notimpl
128#define REFUSED		ns_r_refused
129#define YXDOMAIN	ns_r_yxdomain
130#define YXRRSET		ns_r_yxrrset
131#define NXRRSET		ns_r_nxrrset
132#define NOTAUTH		ns_r_notauth
133#define NOTZONE		ns_r_notzone
134/*#define BADSIG		ns_r_badsig*/
135/*#define BADKEY		ns_r_badkey*/
136/*#define BADTIME		ns_r_badtime*/
137
138
139#define DELETE		ns_uop_delete
140#define ADD		ns_uop_add
141
142#define T_A		ns_t_a
143#define T_NS		ns_t_ns
144#define T_MD		ns_t_md
145#define T_MF		ns_t_mf
146#define T_CNAME		ns_t_cname
147#define T_SOA		ns_t_soa
148#define T_MB		ns_t_mb
149#define T_MG		ns_t_mg
150#define T_MR		ns_t_mr
151#define T_NULL		ns_t_null
152#define T_WKS		ns_t_wks
153#define T_PTR		ns_t_ptr
154#define T_HINFO		ns_t_hinfo
155#define T_MINFO		ns_t_minfo
156#define T_MX		ns_t_mx
157#define T_TXT		ns_t_txt
158#define	T_RP		ns_t_rp
159#define T_AFSDB		ns_t_afsdb
160#define T_X25		ns_t_x25
161#define T_ISDN		ns_t_isdn
162#define T_RT		ns_t_rt
163#define T_NSAP		ns_t_nsap
164#define T_NSAP_PTR	ns_t_nsap_ptr
165#define	T_SIG		ns_t_sig
166#define	T_KEY		ns_t_key
167#define	T_PX		ns_t_px
168#define	T_GPOS		ns_t_gpos
169#define	T_AAAA		ns_t_aaaa
170#define	T_LOC		ns_t_loc
171#define	T_NXT		ns_t_nxt
172#define	T_EID		ns_t_eid
173#define	T_NIMLOC	ns_t_nimloc
174#define	T_SRV		ns_t_srv
175#define T_ATMA		ns_t_atma
176#define T_NAPTR		ns_t_naptr
177#define T_A6		ns_t_a6
178#define T_OPT		ns_t_opt
179#define	T_TSIG		ns_t_tsig
180#define	T_IXFR		ns_t_ixfr
181#define T_AXFR		ns_t_axfr
182#define T_MAILB		ns_t_mailb
183#define T_MAILA		ns_t_maila
184#define T_ANY		ns_t_any
185
186#define C_IN		ns_c_in
187#define C_CHAOS		ns_c_chaos
188#define C_HS		ns_c_hs
189/* BIND_UPDATE */
190#define C_NONE		ns_c_none
191#define C_ANY		ns_c_any
192
193#define	GETSHORT		NS_GET16
194#define	GETLONG			NS_GET32
195#define	PUTSHORT		NS_PUT16
196#define	PUTLONG			NS_PUT32
197
198#endif /* _ARPA_NAMESER_COMPAT_ */
199/*! \file */
200