about summary refs log tree commit diff
path: root/resolv/arpa/nameser_compat.h
blob: 43bcd3affeb97c033cbfff1096e9b712746f8271 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
/* Copyright (c) 1983, 1989
 *    The Regents of the University of California.  All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

/*
 *      from nameser.h	8.1 (Berkeley) 6/2/93
 *	$BINDId: nameser_compat.h,v 8.11 1999/01/02 08:00:58 vixie Exp $
 */

#ifndef _ARPA_NAMESER_COMPAT_
#define	_ARPA_NAMESER_COMPAT_

#define	__BIND		19950621	/* (DEAD) interface version stamp. */

#include <endian.h>

/*
 * Structure for query header.  The order of the fields is machine- and
 * compiler-dependent, depending on the byte/bit order and the layout
 * of bit fields.  We use bit fields only in int variables, as this
 * is all ANSI requires.  This requires a somewhat confusing rearrangement.
 */

typedef struct {
	unsigned	id :16;		/* query identification number */
#if BYTE_ORDER == BIG_ENDIAN
			/* fields in third byte */
	unsigned	qr: 1;		/* response flag */
	unsigned	opcode: 4;	/* purpose of message */
	unsigned	aa: 1;		/* authoritive answer */
	unsigned	tc: 1;		/* truncated message */
	unsigned	rd: 1;		/* recursion desired */
			/* fields in fourth byte */
	unsigned	ra: 1;		/* recursion available */
	unsigned	unused :1;	/* unused bits (MBZ as of 4.9.3a3) */
	unsigned	ad: 1;		/* authentic data from named */
	unsigned	cd: 1;		/* checking disabled by resolver */
	unsigned	rcode :4;	/* response code */
#endif
#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
			/* fields in third byte */
	unsigned	rd :1;		/* recursion desired */
	unsigned	tc :1;		/* truncated message */
	unsigned	aa :1;		/* authoritive answer */
	unsigned	opcode :4;	/* purpose of message */
	unsigned	qr :1;		/* response flag */
			/* fields in fourth byte */
	unsigned	rcode :4;	/* response code */
	unsigned	cd: 1;		/* checking disabled by resolver */
	unsigned	ad: 1;		/* authentic data from named */
	unsigned	unused :1;	/* unused bits (MBZ as of 4.9.3a3) */
	unsigned	ra :1;		/* recursion available */
#endif
			/* remaining bytes */
	unsigned	qdcount :16;	/* number of question entries */
	unsigned	ancount :16;	/* number of answer entries */
	unsigned	nscount :16;	/* number of authority entries */
	unsigned	arcount :16;	/* number of resource entries */
} HEADER;

#define PACKETSZ	NS_PACKETSZ
#define MAXDNAME	NS_MAXDNAME
#define MAXCDNAME	NS_MAXCDNAME
#define MAXLABEL	NS_MAXLABEL
#define	HFIXEDSZ	NS_HFIXEDSZ
#define QFIXEDSZ	NS_QFIXEDSZ
#define RRFIXEDSZ	NS_RRFIXEDSZ
#define	INT32SZ		NS_INT32SZ
#define	INT16SZ		NS_INT16SZ
#define	INADDRSZ	NS_INADDRSZ
#define	IN6ADDRSZ	NS_IN6ADDRSZ
#define	INDIR_MASK	NS_CMPRSFLGS
#define NAMESERVER_PORT	NS_DEFAULTPORT

#define S_ZONE		ns_s_zn
#define S_PREREQ	ns_s_pr
#define S_UPDATE	ns_s_ud
#define S_ADDT		ns_s_ar

#define QUERY		ns_o_query
#define IQUERY		ns_o_iquery
#define STATUS		ns_o_status
#define	NS_NOTIFY_OP	ns_o_notify
#define	NS_UPDATE_OP	ns_o_update

#define NOERROR		ns_r_noerror
#define FORMERR		ns_r_formerr
#define SERVFAIL	ns_r_servfail
#define NXDOMAIN	ns_r_nxdomain
#define NOTIMP		ns_r_notimpl
#define REFUSED		ns_r_refused
#define YXDOMAIN	ns_r_yxdomain
#define YXRRSET		ns_r_yxrrset
#define NXRRSET		ns_r_nxrrset
#define NOTAUTH		ns_r_notauth
#define NOTZONE		ns_r_notzone
/*#define BADSIG		ns_r_badsig*/
/*#define BADKEY		ns_r_badkey*/
/*#define BADTIME		ns_r_badtime*/


#define DELETE		ns_uop_delete
#define ADD		ns_uop_add

#define T_A		ns_t_a
#define T_NS		ns_t_ns
#define T_MD		ns_t_md
#define T_MF		ns_t_mf
#define T_CNAME		ns_t_cname
#define T_SOA		ns_t_soa
#define T_MB		ns_t_mb
#define T_MG		ns_t_mg
#define T_MR		ns_t_mr
#define T_NULL		ns_t_null
#define T_WKS		ns_t_wks
#define T_PTR		ns_t_ptr
#define T_HINFO		ns_t_hinfo
#define T_MINFO		ns_t_minfo
#define T_MX		ns_t_mx
#define T_TXT		ns_t_txt
#define	T_RP		ns_t_rp
#define T_AFSDB		ns_t_afsdb
#define T_X25		ns_t_x25
#define T_ISDN		ns_t_isdn
#define T_RT		ns_t_rt
#define T_NSAP		ns_t_nsap
#define T_NSAP_PTR	ns_t_nsap_ptr
#define	T_SIG		ns_t_sig
#define	T_KEY		ns_t_key
#define	T_PX		ns_t_px
#define	T_GPOS		ns_t_gpos
#define	T_AAAA		ns_t_aaaa
#define	T_LOC		ns_t_loc
#define	T_NXT		ns_t_nxt
#define	T_EID		ns_t_eid
#define	T_NIMLOC	ns_t_nimloc
#define	T_SRV		ns_t_srv
#define T_ATMA		ns_t_atma
#define T_NAPTR		ns_t_naptr
#define	T_TSIG		ns_t_tsig
#define	T_IXFR		ns_t_ixfr
#define T_AXFR		ns_t_axfr
#define T_MAILB		ns_t_mailb
#define T_MAILA		ns_t_maila
#define T_ANY		ns_t_any

#define C_IN		ns_c_in
#define C_CHAOS		ns_c_chaos
#define C_HS		ns_c_hs
/* BIND_UPDATE */
#define C_NONE		ns_c_none
#define C_ANY		ns_c_any

#define	GETSHORT		NS_GET16
#define	GETLONG			NS_GET32
#define	PUTSHORT		NS_PUT16
#define	PUTLONG			NS_PUT32

#endif /* _ARPA_NAMESER_COMPAT_ */