1 /*	$NetBSD: nameser_compat.h,v 1.1.1.2 2004/11/07 01:28:27 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 #include <endian.h>
46 
47 /*
48  * Structure for query header.  The order of the fields is machine- and
49  * compiler-dependent, depending on the byte/bit order and the layout
50  * of bit fields.  We use bit fields only in int variables, as this
51  * is all ANSI requires.  This requires a somewhat confusing rearrangement.
52  */
53 
54 typedef struct {
55 	unsigned	id :16;		/* query identification number */
56 #if BYTE_ORDER == BIG_ENDIAN
57 			/* fields in third byte */
58 	unsigned	qr: 1;		/* response flag */
59 	unsigned	opcode: 4;	/* purpose of message */
60 	unsigned	aa: 1;		/* authoritive answer */
61 	unsigned	tc: 1;		/* truncated message */
62 	unsigned	rd: 1;		/* recursion desired */
63 			/* fields in fourth byte */
64 	unsigned	ra: 1;		/* recursion available */
65 	unsigned	unused :1;	/* unused bits (MBZ as of 4.9.3a3) */
66 	unsigned	ad: 1;		/* authentic data from named */
67 	unsigned	cd: 1;		/* checking disabled by resolver */
68 	unsigned	rcode :4;	/* response code */
69 #endif
70 #if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
71 			/* fields in third byte */
72 	unsigned	rd :1;		/* recursion desired */
73 	unsigned	tc :1;		/* truncated message */
74 	unsigned	aa :1;		/* authoritive answer */
75 	unsigned	opcode :4;	/* purpose of message */
76 	unsigned	qr :1;		/* response flag */
77 			/* fields in fourth byte */
78 	unsigned	rcode :4;	/* response code */
79 	unsigned	cd: 1;		/* checking disabled by resolver */
80 	unsigned	ad: 1;		/* authentic data from named */
81 	unsigned	unused :1;	/* unused bits (MBZ as of 4.9.3a3) */
82 	unsigned	ra :1;		/* recursion available */
83 #endif
84 			/* remaining bytes */
85 	unsigned	qdcount :16;	/* number of question entries */
86 	unsigned	ancount :16;	/* number of answer entries */
87 	unsigned	nscount :16;	/* number of authority entries */
88 	unsigned	arcount :16;	/* number of resource entries */
89 } HEADER;
90 
91 #define PACKETSZ	NS_PACKETSZ
92 #define MAXDNAME	NS_MAXDNAME
93 #define MAXCDNAME	NS_MAXCDNAME
94 #define MAXLABEL	NS_MAXLABEL
95 #define	HFIXEDSZ	NS_HFIXEDSZ
96 #define QFIXEDSZ	NS_QFIXEDSZ
97 #define RRFIXEDSZ	NS_RRFIXEDSZ
98 #define	INT32SZ		NS_INT32SZ
99 #define	INT16SZ		NS_INT16SZ
100 #define	INT8SZ		NS_INT8SZ
101 #define	INADDRSZ	NS_INADDRSZ
102 #define	IN6ADDRSZ	NS_IN6ADDRSZ
103 #define	INDIR_MASK	NS_CMPRSFLGS
104 #define NAMESERVER_PORT	NS_DEFAULTPORT
105 
106 #define S_ZONE		ns_s_zn
107 #define S_PREREQ	ns_s_pr
108 #define S_UPDATE	ns_s_ud
109 #define S_ADDT		ns_s_ar
110 
111 #define QUERY		ns_o_query
112 #define IQUERY		ns_o_iquery
113 #define STATUS		ns_o_status
114 #define	NS_NOTIFY_OP	ns_o_notify
115 #define	NS_UPDATE_OP	ns_o_update
116 
117 #define NOERROR		ns_r_noerror
118 #define FORMERR		ns_r_formerr
119 #define SERVFAIL	ns_r_servfail
120 #define NXDOMAIN	ns_r_nxdomain
121 #define NOTIMP		ns_r_notimpl
122 #define REFUSED		ns_r_refused
123 #define YXDOMAIN	ns_r_yxdomain
124 #define YXRRSET		ns_r_yxrrset
125 #define NXRRSET		ns_r_nxrrset
126 #define NOTAUTH		ns_r_notauth
127 #define NOTZONE		ns_r_notzone
128 /*#define BADSIG		ns_r_badsig*/
129 /*#define BADKEY		ns_r_badkey*/
130 /*#define BADTIME		ns_r_badtime*/
131 
132 
133 #define DELETE		ns_uop_delete
134 #define ADD		ns_uop_add
135 
136 #define T_A		ns_t_a
137 #define T_NS		ns_t_ns
138 #define T_MD		ns_t_md
139 #define T_MF		ns_t_mf
140 #define T_CNAME		ns_t_cname
141 #define T_SOA		ns_t_soa
142 #define T_MB		ns_t_mb
143 #define T_MG		ns_t_mg
144 #define T_MR		ns_t_mr
145 #define T_NULL		ns_t_null
146 #define T_WKS		ns_t_wks
147 #define T_PTR		ns_t_ptr
148 #define T_HINFO		ns_t_hinfo
149 #define T_MINFO		ns_t_minfo
150 #define T_MX		ns_t_mx
151 #define T_TXT		ns_t_txt
152 #define	T_RP		ns_t_rp
153 #define T_AFSDB		ns_t_afsdb
154 #define T_X25		ns_t_x25
155 #define T_ISDN		ns_t_isdn
156 #define T_RT		ns_t_rt
157 #define T_NSAP		ns_t_nsap
158 #define T_NSAP_PTR	ns_t_nsap_ptr
159 #define	T_SIG		ns_t_sig
160 #define	T_KEY		ns_t_key
161 #define	T_PX		ns_t_px
162 #define	T_GPOS		ns_t_gpos
163 #define	T_AAAA		ns_t_aaaa
164 #define	T_LOC		ns_t_loc
165 #define	T_NXT		ns_t_nxt
166 #define	T_EID		ns_t_eid
167 #define	T_NIMLOC	ns_t_nimloc
168 #define	T_SRV		ns_t_srv
169 #define T_ATMA		ns_t_atma
170 #define T_NAPTR		ns_t_naptr
171 #define T_A6		ns_t_a6
172 #define	T_TSIG		ns_t_tsig
173 #define	T_IXFR		ns_t_ixfr
174 #define T_AXFR		ns_t_axfr
175 #define T_MAILB		ns_t_mailb
176 #define T_MAILA		ns_t_maila
177 #define T_ANY		ns_t_any
178 
179 #define C_IN		ns_c_in
180 #define C_CHAOS		ns_c_chaos
181 #define C_HS		ns_c_hs
182 /* BIND_UPDATE */
183 #define C_NONE		ns_c_none
184 #define C_ANY		ns_c_any
185 
186 #define	GETSHORT		NS_GET16
187 #define	GETLONG			NS_GET32
188 #define	PUTSHORT		NS_PUT16
189 #define	PUTLONG			NS_PUT32
190 
191 #endif /* _ARPA_NAMESER_COMPAT_ */
192