1/*	$NetBSD: nameser_compat.h,v 1.1.1.5 2009/04/12 16:06:27 christos 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. All advertising materials mentioning features or use of this software
15 *    must display the following acknowledgement:
16 * 	This product includes software developed by the University of
17 * 	California, Berkeley and its contributors.
18 * 4. Neither the name of the University nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35/*%
36 *      from nameser.h	8.1 (Berkeley) 6/2/93
37 *	Id: nameser_compat.h,v 1.8 2006/05/19 02:33:40 marka Exp
38 */
39
40#ifndef _ARPA_NAMESER_COMPAT_
41#define	_ARPA_NAMESER_COMPAT_
42
43#define	__BIND		19950621	/*%< (DEAD) interface version stamp. */
44
45#ifndef BYTE_ORDER
46#if (BSD >= 199103)
47# include <machine/endian.h>
48#else
49#ifdef __linux
50# include <endian.h>
51#else
52#define	LITTLE_ENDIAN	1234	/*%< least-significant byte first (vax, pc) */
53#define	BIG_ENDIAN	4321	/*%< most-significant byte first (IBM, net) */
54#define	PDP_ENDIAN	3412	/*%< LSB first in word, MSW first in long (pdp) */
55
56#if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \
57    defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \
58    defined(__i386__) || defined(__i386) || defined(__amd64__) || \
59    defined(__x86_64__) || defined(MIPSEL) || defined(_MIPSEL) || \
60    defined(BIT_ZERO_ON_RIGHT) || defined(__alpha__) || defined(__alpha) || \
61    (defined(__Lynx__) && defined(__x86__))
62#define BYTE_ORDER	LITTLE_ENDIAN
63#endif
64
65#if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \
66    defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \
67    defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || defined(DGUX) ||\
68    defined(apollo) || defined(__convex__) || defined(_CRAY) || \
69    defined(__hppa) || defined(__hp9000) || \
70    defined(__hp9000s300) || defined(__hp9000s700) || \
71    defined(__hp3000s900) || defined(__hpux) || defined(MPE) || \
72    defined (BIT_ZERO_ON_LEFT) || defined(m68k) || defined(__sparc) ||  \
73    (defined(__Lynx__) && \
74     (defined(__68k__) || defined(__sparc__) || defined(__powerpc__)))
75#define BYTE_ORDER	BIG_ENDIAN
76#endif
77#endif /* __linux */
78#endif /* BSD */
79#endif /* BYTE_ORDER */
80
81#if !defined(BYTE_ORDER) || \
82    (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \
83    BYTE_ORDER != PDP_ENDIAN)
84	/* you must determine what the correct bit order is for
85	 * your compiler - the next line is an intentional error
86	 * which will force your compiles to bomb until you fix
87	 * the above macros.
88	 */
89  error "Undefined or invalid BYTE_ORDER";
90#endif
91
92/*%
93 * Structure for query header.  The order of the fields is machine- and
94 * compiler-dependent, depending on the byte/bit order and the layout
95 * of bit fields.  We use bit fields only in int variables, as this
96 * is all ANSI requires.  This requires a somewhat confusing rearrangement.
97 */
98
99typedef struct {
100	unsigned	id :16;		/*%< query identification number */
101#if BYTE_ORDER == BIG_ENDIAN
102			/* fields in third byte */
103	unsigned	qr: 1;		/*%< response flag */
104	unsigned	opcode: 4;	/*%< purpose of message */
105	unsigned	aa: 1;		/*%< authoritive answer */
106	unsigned	tc: 1;		/*%< truncated message */
107	unsigned	rd: 1;		/*%< recursion desired */
108			/* fields in fourth byte */
109	unsigned	ra: 1;		/*%< recursion available */
110	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
111	unsigned	ad: 1;		/*%< authentic data from named */
112	unsigned	cd: 1;		/*%< checking disabled by resolver */
113	unsigned	rcode :4;	/*%< response code */
114#endif
115#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
116			/* fields in third byte */
117	unsigned	rd :1;		/*%< recursion desired */
118	unsigned	tc :1;		/*%< truncated message */
119	unsigned	aa :1;		/*%< authoritive answer */
120	unsigned	opcode :4;	/*%< purpose of message */
121	unsigned	qr :1;		/*%< response flag */
122			/* fields in fourth byte */
123	unsigned	rcode :4;	/*%< response code */
124	unsigned	cd: 1;		/*%< checking disabled by resolver */
125	unsigned	ad: 1;		/*%< authentic data from named */
126	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
127	unsigned	ra :1;		/*%< recursion available */
128#endif
129			/* remaining bytes */
130	unsigned	qdcount :16;	/*%< number of question entries */
131	unsigned	ancount :16;	/*%< number of answer entries */
132	unsigned	nscount :16;	/*%< number of authority entries */
133	unsigned	arcount :16;	/*%< number of resource entries */
134} HEADER;
135
136#define PACKETSZ	NS_PACKETSZ
137#define MAXDNAME	NS_MAXDNAME
138#define MAXCDNAME	NS_MAXCDNAME
139#define MAXLABEL	NS_MAXLABEL
140#define	HFIXEDSZ	NS_HFIXEDSZ
141#define QFIXEDSZ	NS_QFIXEDSZ
142#define RRFIXEDSZ	NS_RRFIXEDSZ
143#define	INT32SZ		NS_INT32SZ
144#define	INT16SZ		NS_INT16SZ
145#define	INT8SZ		NS_INT8SZ
146#define	INADDRSZ	NS_INADDRSZ
147#define	IN6ADDRSZ	NS_IN6ADDRSZ
148#define	INDIR_MASK	NS_CMPRSFLGS
149#define NAMESERVER_PORT	NS_DEFAULTPORT
150
151#define S_ZONE		ns_s_zn
152#define S_PREREQ	ns_s_pr
153#define S_UPDATE	ns_s_ud
154#define S_ADDT		ns_s_ar
155
156#define QUERY		ns_o_query
157#define IQUERY		ns_o_iquery
158#define STATUS		ns_o_status
159#define	NS_NOTIFY_OP	ns_o_notify
160#define	NS_UPDATE_OP	ns_o_update
161
162#define NOERROR		ns_r_noerror
163#define FORMERR		ns_r_formerr
164#define SERVFAIL	ns_r_servfail
165#define NXDOMAIN	ns_r_nxdomain
166#define NOTIMP		ns_r_notimpl
167#define REFUSED		ns_r_refused
168#define YXDOMAIN	ns_r_yxdomain
169#define YXRRSET		ns_r_yxrrset
170#define NXRRSET		ns_r_nxrrset
171#define NOTAUTH		ns_r_notauth
172#define NOTZONE		ns_r_notzone
173/*#define BADSIG		ns_r_badsig*/
174/*#define BADKEY		ns_r_badkey*/
175/*#define BADTIME		ns_r_badtime*/
176
177
178#define DELETE		ns_uop_delete
179#define ADD		ns_uop_add
180
181#define T_A		ns_t_a
182#define T_NS		ns_t_ns
183#define T_MD		ns_t_md
184#define T_MF		ns_t_mf
185#define T_CNAME		ns_t_cname
186#define T_SOA		ns_t_soa
187#define T_MB		ns_t_mb
188#define T_MG		ns_t_mg
189#define T_MR		ns_t_mr
190#define T_NULL		ns_t_null
191#define T_WKS		ns_t_wks
192#define T_PTR		ns_t_ptr
193#define T_HINFO		ns_t_hinfo
194#define T_MINFO		ns_t_minfo
195#define T_MX		ns_t_mx
196#define T_TXT		ns_t_txt
197#define	T_RP		ns_t_rp
198#define T_AFSDB		ns_t_afsdb
199#define T_X25		ns_t_x25
200#define T_ISDN		ns_t_isdn
201#define T_RT		ns_t_rt
202#define T_NSAP		ns_t_nsap
203#define T_NSAP_PTR	ns_t_nsap_ptr
204#define	T_SIG		ns_t_sig
205#define	T_KEY		ns_t_key
206#define	T_PX		ns_t_px
207#define	T_GPOS		ns_t_gpos
208#define	T_AAAA		ns_t_aaaa
209#define	T_LOC		ns_t_loc
210#define	T_NXT		ns_t_nxt
211#define	T_EID		ns_t_eid
212#define	T_NIMLOC	ns_t_nimloc
213#define	T_SRV		ns_t_srv
214#define T_ATMA		ns_t_atma
215#define T_NAPTR		ns_t_naptr
216#define T_A6		ns_t_a6
217#define	T_TSIG		ns_t_tsig
218#define	T_IXFR		ns_t_ixfr
219#define T_AXFR		ns_t_axfr
220#define T_MAILB		ns_t_mailb
221#define T_MAILA		ns_t_maila
222#define T_ANY		ns_t_any
223
224#define C_IN		ns_c_in
225#define C_CHAOS		ns_c_chaos
226#define C_HS		ns_c_hs
227/* BIND_UPDATE */
228#define C_NONE		ns_c_none
229#define C_ANY		ns_c_any
230
231#define	GETSHORT		NS_GET16
232#define	GETLONG			NS_GET32
233#define	PUTSHORT		NS_PUT16
234#define	PUTLONG			NS_PUT32
235
236#endif /* _ARPA_NAMESER_COMPAT_ */
237