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 * 4. 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 *	$BINDId: nameser_compat.h,v 8.11 1999/01/02 08:00:58 vixie Exp $
32 */
33
34#ifndef _ARPA_NAMESER_COMPAT_
35#define	_ARPA_NAMESER_COMPAT_
36
37#define	__BIND		19950621	/*%< (DEAD) interface version stamp. */
38
39#include <endian.h>
40
41/*%
42 * Structure for query header.  The order of the fields is machine- and
43 * compiler-dependent, depending on the byte/bit order and the layout
44 * of bit fields.  We use bit fields only in int variables, as this
45 * is all ANSI requires.  This requires a somewhat confusing rearrangement.
46 */
47
48typedef struct {
49	unsigned	id :16;		/*%< query identification number */
50#if BYTE_ORDER == BIG_ENDIAN
51			/* fields in third byte */
52	unsigned	qr: 1;		/*%< response flag */
53	unsigned	opcode: 4;	/*%< purpose of message */
54	unsigned	aa: 1;		/*%< authoritive answer */
55	unsigned	tc: 1;		/*%< truncated message */
56	unsigned	rd: 1;		/*%< recursion desired */
57			/* fields in fourth byte */
58	unsigned	ra: 1;		/*%< recursion available */
59	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
60	unsigned	ad: 1;		/*%< authentic data from named */
61	unsigned	cd: 1;		/*%< checking disabled by resolver */
62	unsigned	rcode :4;	/*%< response code */
63#endif
64#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
65			/* fields in third byte */
66	unsigned	rd :1;		/*%< recursion desired */
67	unsigned	tc :1;		/*%< truncated message */
68	unsigned	aa :1;		/*%< authoritive answer */
69	unsigned	opcode :4;	/*%< purpose of message */
70	unsigned	qr :1;		/*%< response flag */
71			/* fields in fourth byte */
72	unsigned	rcode :4;	/*%< response code */
73	unsigned	cd: 1;		/*%< checking disabled by resolver */
74	unsigned	ad: 1;		/*%< authentic data from named */
75	unsigned	unused :1;	/*%< unused bits (MBZ as of 4.9.3a3) */
76	unsigned	ra :1;		/*%< recursion available */
77#endif
78			/* remaining bytes */
79	unsigned	qdcount :16;	/*%< number of question entries */
80	unsigned	ancount :16;	/*%< number of answer entries */
81	unsigned	nscount :16;	/*%< number of authority entries */
82	unsigned	arcount :16;	/*%< number of resource entries */
83} HEADER;
84
85#define PACKETSZ	NS_PACKETSZ
86#define MAXDNAME	NS_MAXDNAME
87#define MAXCDNAME	NS_MAXCDNAME
88#define MAXLABEL	NS_MAXLABEL
89#define	HFIXEDSZ	NS_HFIXEDSZ
90#define QFIXEDSZ	NS_QFIXEDSZ
91#define RRFIXEDSZ	NS_RRFIXEDSZ
92#define	INT32SZ		NS_INT32SZ
93#define	INT16SZ		NS_INT16SZ
94#define INT8SZ		NS_INT8SZ
95#define	INADDRSZ	NS_INADDRSZ
96#define	IN6ADDRSZ	NS_IN6ADDRSZ
97#define	INDIR_MASK	NS_CMPRSFLGS
98#define NAMESERVER_PORT	NS_DEFAULTPORT
99
100#define S_ZONE		ns_s_zn
101#define S_PREREQ	ns_s_pr
102#define S_UPDATE	ns_s_ud
103#define S_ADDT		ns_s_ar
104
105#define QUERY		ns_o_query
106#define IQUERY		ns_o_iquery
107#define STATUS		ns_o_status
108#define	NS_NOTIFY_OP	ns_o_notify
109#define	NS_UPDATE_OP	ns_o_update
110
111#define NOERROR		ns_r_noerror
112#define FORMERR		ns_r_formerr
113#define SERVFAIL	ns_r_servfail
114#define NXDOMAIN	ns_r_nxdomain
115#define NOTIMP		ns_r_notimpl
116#define REFUSED		ns_r_refused
117#define YXDOMAIN	ns_r_yxdomain
118#define YXRRSET		ns_r_yxrrset
119#define NXRRSET		ns_r_nxrrset
120#define NOTAUTH		ns_r_notauth
121#define NOTZONE		ns_r_notzone
122/*#define BADSIG		ns_r_badsig*/
123/*#define BADKEY		ns_r_badkey*/
124/*#define BADTIME		ns_r_badtime*/
125
126
127#define DELETE		ns_uop_delete
128#define ADD		ns_uop_add
129
130#define T_A		ns_t_a
131#define T_NS		ns_t_ns
132#define T_MD		ns_t_md
133#define T_MF		ns_t_mf
134#define T_CNAME		ns_t_cname
135#define T_SOA		ns_t_soa
136#define T_MB		ns_t_mb
137#define T_MG		ns_t_mg
138#define T_MR		ns_t_mr
139#define T_NULL		ns_t_null
140#define T_WKS		ns_t_wks
141#define T_PTR		ns_t_ptr
142#define T_HINFO		ns_t_hinfo
143#define T_MINFO		ns_t_minfo
144#define T_MX		ns_t_mx
145#define T_TXT		ns_t_txt
146#define	T_RP		ns_t_rp
147#define T_AFSDB		ns_t_afsdb
148#define T_X25		ns_t_x25
149#define T_ISDN		ns_t_isdn
150#define T_RT		ns_t_rt
151#define T_NSAP		ns_t_nsap
152#define T_NSAP_PTR	ns_t_nsap_ptr
153#define	T_SIG		ns_t_sig
154#define	T_KEY		ns_t_key
155#define	T_PX		ns_t_px
156#define	T_GPOS		ns_t_gpos
157#define	T_AAAA		ns_t_aaaa
158#define	T_LOC		ns_t_loc
159#define	T_NXT		ns_t_nxt
160#define	T_EID		ns_t_eid
161#define	T_NIMLOC	ns_t_nimloc
162#define	T_SRV		ns_t_srv
163#define T_ATMA		ns_t_atma
164#define T_NAPTR		ns_t_naptr
165#define T_A6		ns_t_a6
166#define T_DNAME		ns_t_dname
167#define	T_TSIG		ns_t_tsig
168#define	T_IXFR		ns_t_ixfr
169#define T_AXFR		ns_t_axfr
170#define T_MAILB		ns_t_mailb
171#define T_MAILA		ns_t_maila
172#define T_ANY		ns_t_any
173
174#define C_IN		ns_c_in
175#define C_CHAOS		ns_c_chaos
176#define C_HS		ns_c_hs
177/* BIND_UPDATE */
178#define C_NONE		ns_c_none
179#define C_ANY		ns_c_any
180
181#define	GETSHORT		NS_GET16
182#define	GETLONG			NS_GET32
183#define	PUTSHORT		NS_PUT16
184#define	PUTLONG			NS_PUT32
185
186#endif /* _ARPA_NAMESER_COMPAT_ */
187/*! \file */
188