xref: /minix/include/arpa/nameser_compat.h (revision 0a6a1f1d)
1 /*	$NetBSD: nameser_compat.h,v 1.6 2015/02/24 17:57:08 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. 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 #define	__BIND		19950621	/*%< (DEAD) interface version stamp. */
40 
41 #ifndef BYTE_ORDER
42 #if (BSD >= 199103)
43 # include <machine/endian.h>
44 #else
45 #ifdef __linux
46 # include <endian.h>
47 #else
48 #define	LITTLE_ENDIAN	1234	/*%< least-significant byte first (vax, pc) */
49 #define	BIG_ENDIAN	4321	/*%< most-significant byte first (IBM, net) */
50 #define	PDP_ENDIAN	3412	/*%< LSB first in word, MSW first in long (pdp) */
51 
52 #if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \
53     defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \
54     defined(__i386__) || defined(__i386) || defined(__amd64__) || \
55     defined(__x86_64__) || defined(MIPSEL) || defined(_MIPSEL) || \
56     defined(BIT_ZERO_ON_RIGHT) || defined(__alpha__) || defined(__alpha) || \
57     (defined(__Lynx__) && defined(__x86__))
58 #define BYTE_ORDER	LITTLE_ENDIAN
59 #endif
60 
61 #if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \
62     defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \
63     defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || defined(DGUX) ||\
64     defined(apollo) || defined(__convex__) || defined(_CRAY) || \
65     defined(__hppa) || defined(__hp9000) || \
66     defined(__hp9000s300) || defined(__hp9000s700) || \
67     defined(__hp3000s900) || defined(__hpux) || defined(MPE) || \
68     defined (BIT_ZERO_ON_LEFT) || defined(m68k) || defined(__sparc) ||  \
69     (defined(__Lynx__) && \
70      (defined(__68k__) || defined(__sparc__) || defined(__powerpc__)))
71 #define BYTE_ORDER	BIG_ENDIAN
72 #endif
73 #endif /* __linux */
74 #endif /* BSD */
75 #endif /* BYTE_ORDER */
76 
77 #if !defined(BYTE_ORDER) || \
78     (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \
79     BYTE_ORDER != PDP_ENDIAN)
80 	/* you must determine what the correct bit order is for
81 	 * your compiler - the next line is an intentional error
82 	 * which will force your compiles to bomb until you fix
83 	 * the above macros.
84 	 */
85   error "Undefined or invalid BYTE_ORDER";
86 #endif
87 
88 /*%
89  * Structure for query header.  The order of the fields is machine- and
90  * compiler-dependent, depending on the byte/bit order and the layout
91  * of bit fields.  We use bit fields only in int variables, as this
92  * is all ANSI requires.  This requires a somewhat confusing rearrangement.
93  */
94 
95 typedef struct {
96 	unsigned	id :16;		/*%< query identification number */
97 #if BYTE_ORDER == BIG_ENDIAN
98 			/* fields in third byte */
99 	unsigned	qr: 1;		/*%< response flag */
100 	unsigned	opcode: 4;	/*%< purpose of message */
101 	unsigned	aa: 1;		/*%< authoritive answer */
102 	unsigned	tc: 1;		/*%< truncated message */
103 	unsigned	rd: 1;		/*%< recursion desired */
104 			/* fields in fourth byte */
105 	unsigned	ra: 1;		/*%< recursion available */
106 	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
107 	unsigned	ad: 1;		/*%< authentic data from named */
108 	unsigned	cd: 1;		/*%< checking disabled by resolver */
109 	unsigned	rcode :4;	/*%< response code */
110 #endif
111 #if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
112 			/* fields in third byte */
113 	unsigned	rd :1;		/*%< recursion desired */
114 	unsigned	tc :1;		/*%< truncated message */
115 	unsigned	aa :1;		/*%< authoritive answer */
116 	unsigned	opcode :4;	/*%< purpose of message */
117 	unsigned	qr :1;		/*%< response flag */
118 			/* fields in fourth byte */
119 	unsigned	rcode :4;	/*%< response code */
120 	unsigned	cd: 1;		/*%< checking disabled by resolver */
121 	unsigned	ad: 1;		/*%< authentic data from named */
122 	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
123 	unsigned	ra :1;		/*%< recursion available */
124 #endif
125 			/* remaining bytes */
126 	unsigned	qdcount :16;	/*%< number of question entries */
127 	unsigned	ancount :16;	/*%< number of answer entries */
128 	unsigned	nscount :16;	/*%< number of authority entries */
129 	unsigned	arcount :16;	/*%< number of resource entries */
130 } HEADER;
131 
132 #define PACKETSZ	NS_PACKETSZ
133 #define MAXDNAME	NS_MAXDNAME
134 #define MAXCDNAME	NS_MAXCDNAME
135 #define MAXLABEL	NS_MAXLABEL
136 #define	HFIXEDSZ	NS_HFIXEDSZ
137 #define QFIXEDSZ	NS_QFIXEDSZ
138 #define RRFIXEDSZ	NS_RRFIXEDSZ
139 #define	INT32SZ		NS_INT32SZ
140 #define	INT16SZ		NS_INT16SZ
141 #define	INT8SZ		NS_INT8SZ
142 #define	INADDRSZ	NS_INADDRSZ
143 #define	IN6ADDRSZ	NS_IN6ADDRSZ
144 #define	INDIR_MASK	NS_CMPRSFLGS
145 #define NAMESERVER_PORT	NS_DEFAULTPORT
146 
147 #define S_ZONE		ns_s_zn
148 #define S_PREREQ	ns_s_pr
149 #define S_UPDATE	ns_s_ud
150 #define S_ADDT		ns_s_ar
151 
152 #define QUERY		ns_o_query
153 #define IQUERY		ns_o_iquery
154 #define STATUS		ns_o_status
155 #define	NS_NOTIFY_OP	ns_o_notify
156 #define	NS_UPDATE_OP	ns_o_update
157 
158 #define NOERROR		ns_r_noerror
159 #define FORMERR		ns_r_formerr
160 #define SERVFAIL	ns_r_servfail
161 #define NXDOMAIN	ns_r_nxdomain
162 #define NOTIMP		ns_r_notimpl
163 #define REFUSED		ns_r_refused
164 #define YXDOMAIN	ns_r_yxdomain
165 #define YXRRSET		ns_r_yxrrset
166 #define NXRRSET		ns_r_nxrrset
167 #define NOTAUTH		ns_r_notauth
168 #define NOTZONE		ns_r_notzone
169 /*#define BADSIG		ns_r_badsig*/
170 /*#define BADKEY		ns_r_badkey*/
171 /*#define BADTIME		ns_r_badtime*/
172 
173 
174 #define DELETE		ns_uop_delete
175 #define ADD		ns_uop_add
176 
177 #define T_A		ns_t_a
178 #define T_NS		ns_t_ns
179 #define T_MD		ns_t_md
180 #define T_MF		ns_t_mf
181 #define T_CNAME		ns_t_cname
182 #define T_SOA		ns_t_soa
183 #define T_MB		ns_t_mb
184 #define T_MG		ns_t_mg
185 #define T_MR		ns_t_mr
186 #define T_NULL		ns_t_null
187 #define T_WKS		ns_t_wks
188 #define T_PTR		ns_t_ptr
189 #define T_HINFO		ns_t_hinfo
190 #define T_MINFO		ns_t_minfo
191 #define T_MX		ns_t_mx
192 #define T_TXT		ns_t_txt
193 #define	T_RP		ns_t_rp
194 #define T_AFSDB		ns_t_afsdb
195 #define T_X25		ns_t_x25
196 #define T_ISDN		ns_t_isdn
197 #define T_RT		ns_t_rt
198 #define T_NSAP		ns_t_nsap
199 #define T_NSAP_PTR	ns_t_nsap_ptr
200 #define	T_SIG		ns_t_sig
201 #define	T_KEY		ns_t_key
202 #define	T_PX		ns_t_px
203 #define	T_GPOS		ns_t_gpos
204 #define	T_AAAA		ns_t_aaaa
205 #define	T_LOC		ns_t_loc
206 #define	T_NXT		ns_t_nxt
207 #define	T_EID		ns_t_eid
208 #define	T_NIMLOC	ns_t_nimloc
209 #define	T_SRV		ns_t_srv
210 #define T_ATMA		ns_t_atma
211 #define T_NAPTR		ns_t_naptr
212 #define T_A6		ns_t_a6
213 #define	T_TSIG		ns_t_tsig
214 #define	T_IXFR		ns_t_ixfr
215 #define T_AXFR		ns_t_axfr
216 #define T_MAILB		ns_t_mailb
217 #define T_MAILA		ns_t_maila
218 #define T_ANY		ns_t_any
219 
220 #define C_IN		ns_c_in
221 #define C_CHAOS		ns_c_chaos
222 #define C_HS		ns_c_hs
223 /* BIND_UPDATE */
224 #define C_NONE		ns_c_none
225 #define C_ANY		ns_c_any
226 
227 #define	GETSHORT		NS_GET16
228 #define	GETLONG			NS_GET32
229 #define	PUTSHORT		NS_PUT16
230 #define	PUTLONG			NS_PUT32
231 
232 #endif /* _ARPA_NAMESER_COMPAT_ */
233