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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 1.1.2.3.4.2 2004/07/01 04:43:41 marka Exp | |
38 | */ | |
39 | ||
40 | /* | |
41 | * This version of this file is derived from Android 2.3 "Gingerbread", | |
42 | * which contains uncredited changes by Android/Google developers. It has | |
43 | * been modified in 2011 for use in the Android build of Mozilla Firefox by | |
44 | * Mozilla contributors (including Michael Edwards <m.k.edwards@gmail.com>, | |
45 | * and Steve Workman <sjhworkman@gmail.com>). | |
46 | * These changes are offered under the same license as the original NetBSD | |
47 | * file, whose copyright and license are unchanged above. | |
48 | */ | |
49 | ||
50 | #ifndef _ARPA_NAMESER_COMPAT_ | |
51 | #define _ARPA_NAMESER_COMPAT_ | |
52 | ||
53 | #define __BIND 19950621 /* (DEAD) interface version stamp. */ | |
54 | ||
55 | #include <endian.h> | |
56 | ||
57 | #ifndef BYTE_ORDER | |
58 | #if (BSD >= 199103) | |
59 | # include <machine/endian.h> | |
60 | #else | |
61 | #ifdef __linux | |
62 | # include <endian.h> | |
63 | #else | |
64 | #define LITTLE_ENDIAN 1234 /* least-significant byte first (vax, pc) */ | |
65 | #define BIG_ENDIAN 4321 /* most-significant byte first (IBM, net) */ | |
66 | #define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp)*/ | |
67 | ||
68 | #if defined(vax) || defined(ns32000) || defined(sun386) || defined(i386) || \ | |
69 | defined(MIPSEL) || defined(_MIPSEL) || defined(BIT_ZERO_ON_RIGHT) || \ | |
70 | defined(__alpha__) || defined(__alpha) || \ | |
71 | (defined(__Lynx__) && defined(__x86__)) | |
72 | #define BYTE_ORDER LITTLE_ENDIAN | |
73 | #endif | |
74 | ||
75 | #if defined(sel) || defined(pyr) || defined(mc68000) || defined(sparc) || \ | |
76 | defined(is68k) || defined(tahoe) || defined(ibm032) || defined(ibm370) || \ | |
77 | defined(MIPSEB) || defined(_MIPSEB) || defined(_IBMR2) || defined(DGUX) ||\ | |
78 | defined(apollo) || defined(__convex__) || defined(_CRAY) || \ | |
79 | defined(__hppa) || defined(__hp9000) || \ | |
80 | defined(__hp9000s300) || defined(__hp9000s700) || \ | |
81 | defined(__hp3000s900) || defined(__hpux) || defined(MPE) || \ | |
82 | defined (BIT_ZERO_ON_LEFT) || defined(m68k) || defined(__sparc) || \ | |
83 | (defined(__Lynx__) && \ | |
84 | (defined(__68k__) || defined(__sparc__) || defined(__powerpc__))) | |
85 | #define BYTE_ORDER BIG_ENDIAN | |
86 | #endif | |
87 | #endif /* __linux */ | |
88 | #endif /* BSD */ | |
89 | #endif /* BYTE_ORDER */ | |
90 | ||
91 | #if !defined(BYTE_ORDER) || \ | |
92 | (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \ | |
93 | BYTE_ORDER != PDP_ENDIAN) | |
94 | /* you must determine what the correct bit order is for | |
95 | * your compiler - the next line is an intentional error | |
96 | * which will force your compiles to bomb until you fix | |
97 | * the above macros. | |
98 | */ | |
99 | #error "Undefined or invalid BYTE_ORDER"; | |
100 | #endif | |
101 | ||
102 | /* | |
103 | * Structure for query header. The order of the fields is machine- and | |
104 | * compiler-dependent, depending on the byte/bit order and the layout | |
105 | * of bit fields. We use bit fields only in int variables, as this | |
106 | * is all ANSI requires. This requires a somewhat confusing rearrangement. | |
107 | */ | |
108 | ||
109 | typedef struct { | |
110 | unsigned id :16; /* query identification number */ | |
111 | #if BYTE_ORDER == BIG_ENDIAN | |
112 | /* fields in third byte */ | |
113 | unsigned qr: 1; /* response flag */ | |
114 | unsigned opcode: 4; /* purpose of message */ | |
115 | unsigned aa: 1; /* authoritive answer */ | |
116 | unsigned tc: 1; /* truncated message */ | |
117 | unsigned rd: 1; /* recursion desired */ | |
118 | /* fields in fourth byte */ | |
119 | unsigned ra: 1; /* recursion available */ | |
120 | unsigned unused :1; /* unused bits (MBZ as of 4.9.3a3) */ | |
121 | unsigned ad: 1; /* authentic data from named */ | |
122 | unsigned cd: 1; /* checking disabled by resolver */ | |
123 | unsigned rcode :4; /* response code */ | |
124 | #endif | |
125 | #if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN | |
126 | /* fields in third byte */ | |
127 | unsigned rd :1; /* recursion desired */ | |
128 | unsigned tc :1; /* truncated message */ | |
129 | unsigned aa :1; /* authoritive answer */ | |
130 | unsigned opcode :4; /* purpose of message */ | |
131 | unsigned qr :1; /* response flag */ | |
132 | /* fields in fourth byte */ | |
133 | unsigned rcode :4; /* response code */ | |
134 | unsigned cd: 1; /* checking disabled by resolver */ | |
135 | unsigned ad: 1; /* authentic data from named */ | |
136 | unsigned unused :1; /* unused bits (MBZ as of 4.9.3a3) */ | |
137 | unsigned ra :1; /* recursion available */ | |
138 | #endif | |
139 | /* remaining bytes */ | |
140 | unsigned qdcount :16; /* number of question entries */ | |
141 | unsigned ancount :16; /* number of answer entries */ | |
142 | unsigned nscount :16; /* number of authority entries */ | |
143 | unsigned arcount :16; /* number of resource entries */ | |
144 | } HEADER; | |
145 | ||
146 | #define PACKETSZ NS_PACKETSZ | |
147 | #define MAXDNAME NS_MAXDNAME | |
148 | #define MAXCDNAME NS_MAXCDNAME | |
149 | #define MAXLABEL NS_MAXLABEL | |
150 | #define HFIXEDSZ NS_HFIXEDSZ | |
151 | #define QFIXEDSZ NS_QFIXEDSZ | |
152 | #define RRFIXEDSZ NS_RRFIXEDSZ | |
153 | #define INT32SZ NS_INT32SZ | |
154 | #define INT16SZ NS_INT16SZ | |
155 | #define INT8SZ NS_INT8SZ | |
156 | #define INADDRSZ NS_INADDRSZ | |
157 | #define IN6ADDRSZ NS_IN6ADDRSZ | |
158 | #define INDIR_MASK NS_CMPRSFLGS | |
159 | #define NAMESERVER_PORT NS_DEFAULTPORT | |
160 | ||
161 | #define S_ZONE ns_s_zn | |
162 | #define S_PREREQ ns_s_pr | |
163 | #define S_UPDATE ns_s_ud | |
164 | #define S_ADDT ns_s_ar | |
165 | ||
166 | #define QUERY ns_o_query | |
167 | #define IQUERY ns_o_iquery | |
168 | #define STATUS ns_o_status | |
169 | #define NS_NOTIFY_OP ns_o_notify | |
170 | #define NS_UPDATE_OP ns_o_update | |
171 | ||
172 | #define NOERROR ns_r_noerror | |
173 | #define FORMERR ns_r_formerr | |
174 | #define SERVFAIL ns_r_servfail | |
175 | #define NXDOMAIN ns_r_nxdomain | |
176 | #define NOTIMP ns_r_notimpl | |
177 | #define REFUSED ns_r_refused | |
178 | #define YXDOMAIN ns_r_yxdomain | |
179 | #define YXRRSET ns_r_yxrrset | |
180 | #define NXRRSET ns_r_nxrrset | |
181 | #define NOTAUTH ns_r_notauth | |
182 | #define NOTZONE ns_r_notzone | |
183 | /*#define BADSIG ns_r_badsig*/ | |
184 | /*#define BADKEY ns_r_badkey*/ | |
185 | /*#define BADTIME ns_r_badtime*/ | |
186 | ||
187 | ||
188 | #define DELETE ns_uop_delete | |
189 | #define ADD ns_uop_add | |
190 | ||
191 | #define T_A ns_t_a | |
192 | #define T_NS ns_t_ns | |
193 | #define T_MD ns_t_md | |
194 | #define T_MF ns_t_mf | |
195 | #define T_CNAME ns_t_cname | |
196 | #define T_SOA ns_t_soa | |
197 | #define T_MB ns_t_mb | |
198 | #define T_MG ns_t_mg | |
199 | #define T_MR ns_t_mr | |
200 | #define T_NULL ns_t_null | |
201 | #define T_WKS ns_t_wks | |
202 | #define T_PTR ns_t_ptr | |
203 | #define T_HINFO ns_t_hinfo | |
204 | #define T_MINFO ns_t_minfo | |
205 | #define T_MX ns_t_mx | |
206 | #define T_TXT ns_t_txt | |
207 | #define T_RP ns_t_rp | |
208 | #define T_AFSDB ns_t_afsdb | |
209 | #define T_X25 ns_t_x25 | |
210 | #define T_ISDN ns_t_isdn | |
211 | #define T_RT ns_t_rt | |
212 | #define T_NSAP ns_t_nsap | |
213 | #define T_NSAP_PTR ns_t_nsap_ptr | |
214 | #define T_SIG ns_t_sig | |
215 | #define T_KEY ns_t_key | |
216 | #define T_PX ns_t_px | |
217 | #define T_GPOS ns_t_gpos | |
218 | #define T_AAAA ns_t_aaaa | |
219 | #define T_LOC ns_t_loc | |
220 | #define T_NXT ns_t_nxt | |
221 | #define T_EID ns_t_eid | |
222 | #define T_NIMLOC ns_t_nimloc | |
223 | #define T_SRV ns_t_srv | |
224 | #define T_ATMA ns_t_atma | |
225 | #define T_NAPTR ns_t_naptr | |
226 | #define T_A6 ns_t_a6 | |
227 | #define T_TSIG ns_t_tsig | |
228 | #define T_IXFR ns_t_ixfr | |
229 | #define T_AXFR ns_t_axfr | |
230 | #define T_MAILB ns_t_mailb | |
231 | #define T_MAILA ns_t_maila | |
232 | #define T_ANY ns_t_any | |
233 | ||
234 | #define C_IN ns_c_in | |
235 | #define C_CHAOS ns_c_chaos | |
236 | #define C_HS ns_c_hs | |
237 | /* BIND_UPDATE */ | |
238 | #define C_NONE ns_c_none | |
239 | #define C_ANY ns_c_any | |
240 | ||
241 | #define GETSHORT NS_GET16 | |
242 | #define GETLONG NS_GET32 | |
243 | #define PUTSHORT NS_PUT16 | |
244 | #define PUTLONG NS_PUT32 | |
245 | ||
246 | #endif /* _ARPA_NAMESER_COMPAT_ */ |