ISC DHCP 4.4.3-P1
A reference DHCPv4 and DHCPv6 implementation
 
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nameser.h
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1/*
2 * Copyright (c) 1983, 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30/*
31 * Copyright (C) 2004-2022 Internet Systems Consortium, Inc. ("ISC")
32 * Copyright (c) 1996-2003 by Internet Software Consortium
33 *
34 * Permission to use, copy, modify, and distribute this software for any
35 * purpose with or without fee is hereby granted, provided that the above
36 * copyright notice and this permission notice appear in all copies.
37 *
38 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
39 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
40 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
41 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
42 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
43 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
44 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
45 *
46 * Internet Systems Consortium, Inc.
47 * PO Box 360
48 * Newmarket, NH 03857 USA
49 * <info@isc.org>
50 * https://www.isc.org/
51 */
52
53/*
54 * $Id: nameser.h,v 1.7 2009/11/24 02:06:56 sar Exp $
55 */
56
57#ifndef _ARPA_NAMESER_H_
58#define _ARPA_NAMESER_H_
59
60/*
61 * Revision information. This is the release date in YYYYMMDD format.
62 * It can change every day so the right thing to do with it is use it
63 * in preprocessor commands such as "#if (__NAMESER > 19931104)". Do not
64 * compare for equality; rather, use it to determine whether your libbind.a
65 * contains a new enough lib/nameser/ to support the feature you need.
66 */
67
68#define __NAMESER 19991006 /* New interface version stamp. */
69
70/*
71 * Define constants based on RFC 883, RFC 1034, RFC 1035
72 */
73#define NS_PACKETSZ 512 /* maximum packet size */
74#define NS_MAXDNAME 1025 /* maximum domain name */
75#define NS_MAXCDNAME 255 /* maximum compressed domain name */
76#define NS_MAXLABEL 63 /* maximum length of domain label */
77#define NS_HFIXEDSZ 12 /* #/bytes of fixed data in header */
78#define NS_QFIXEDSZ 4 /* #/bytes of fixed data in query */
79#define NS_RRFIXEDSZ 10 /* #/bytes of fixed data in r record */
80#define NS_INT32SZ 4 /* #/bytes of data in a u_int32_t */
81#define NS_INT16SZ 2 /* #/bytes of data in a u_int16_t */
82#define NS_INT8SZ 1 /* #/bytes of data in a u_int8_t */
83#define NS_INADDRSZ 4 /* IPv4 T_A */
84#define NS_IN6ADDRSZ 16 /* IPv6 T_AAAA */
85#define NS_CMPRSFLGS 0xc0 /* Flag bits indicating name compression. */
86#define NS_DEFAULTPORT 53 /* For both TCP and UDP. */
87
88/*
89 * These can be expanded with synonyms, just keep ns_parse.c:ns_parserecord()
90 * in synch with it.
91 */
92typedef enum __ns_sect {
93 ns_s_qd = 0, /* Query: Question. */
94 ns_s_zn = 0, /* Update: Zone. */
95 ns_s_an = 1, /* Query: Answer. */
96 ns_s_pr = 1, /* Update: Prerequisites. */
97 ns_s_ns = 2, /* Query: Name servers. */
98 ns_s_ud = 2, /* Update: Update. */
99 ns_s_ar = 3, /* Query|Update: Additional records. */
102
103/*
104 * This is a message handle. It is caller allocated and has no dynamic data.
105 * This structure is intended to be opaque to all but ns_parse.c, thus the
106 * leading _'s on the member names. Use the accessor functions, not the _'s.
107 */
108typedef struct __ns_msg {
109 const u_int8_t *_msg, *_eom;
111 const u_int8_t *_sections[ns_s_max];
114 const u_int8_t *_ptr;
116
117/* Private data structure - do not use from outside library. */
118struct _ns_flagdata { int mask, shift; };
119extern struct _ns_flagdata _ns_flagdata[];
120
121/* Accessor macros - this is part of the public interface. */
122#define ns_msg_getflag(handle, flag) ( \
123 ((handle)._flags & _ns_flagdata[flag].mask) \
124 >> _ns_flagdata[flag].shift \
125 )
126#define ns_msg_id(handle) ((handle)._id + 0)
127#define ns_msg_base(handle) ((handle)._msg + 0)
128#define ns_msg_end(handle) ((handle)._eom + 0)
129#define ns_msg_size(handle) ((handle)._eom - (handle)._msg)
130#define ns_msg_count(handle, section) ((handle)._counts[section] + 0)
131
132/*
133 * This is a parsed record. It is caller allocated and has no dynamic data.
134 */
135typedef struct __ns_rr {
137 u_int16_t type;
138 u_int16_t rr_class;
139 u_int32_t ttl;
140 u_int16_t rdlength;
141 const u_int8_t *rdata;
143
144/* Accessor macros - this is part of the public interface. */
145#define ns_rr_name(rr) (((rr).name[0] != '\0') ? (rr).name : ".")
146#define ns_rr_type(rr) ((ns_type)((rr).type + 0))
147#define ns_rr_class(rr) ((ns_class)((rr).rr_class + 0))
148#define ns_rr_ttl(rr) ((rr).ttl + 0)
149#define ns_rr_rdlen(rr) ((rr).rdlength + 0)
150#define ns_rr_rdata(rr) ((rr).rdata + 0)
151
152/*
153 * These don't have to be in the same order as in the packet flags word,
154 * and they can even overlap in some cases, but they will need to be kept
155 * in synch with ns_parse.c:ns_flagdata[].
156 */
157typedef enum __ns_flag {
158 ns_f_qr, /* Question/Response. */
159 ns_f_opcode, /* Operation code. */
160 ns_f_aa, /* Authoritative Answer. */
161 ns_f_tc, /* Truncation occurred. */
162 ns_f_rd, /* Recursion Desired. */
163 ns_f_ra, /* Recursion Available. */
164 ns_f_z, /* MBZ. */
165 ns_f_ad, /* Authentic Data (DNSSEC). */
166 ns_f_cd, /* Checking Disabled (DNSSEC). */
167 ns_f_rcode, /* Response code. */
170
171/*
172 * Currently defined opcodes.
173 */
174typedef enum __ns_opcode {
175 ns_o_query = 0, /* Standard query. */
176 ns_o_iquery = 1, /* Inverse query (deprecated/unsupported). */
177 ns_o_status = 2, /* Name server status query (unsupported). */
178 /* Opcode 3 is undefined/reserved. */
179 ns_o_notify = 4, /* Zone change notification. */
180 ns_o_update = 5, /* Zone update message. */
183
184/*
185 * Currently defined response codes.
186 */
187typedef enum __ns_rcode {
188 ns_r_noerror = 0, /* No error occurred. */
189 ns_r_formerr = 1, /* Format error. */
190 ns_r_servfail = 2, /* Server failure. */
191 ns_r_nxdomain = 3, /* Name error. */
192 ns_r_notimpl = 4, /* Unimplemented. */
193 ns_r_refused = 5, /* Operation refused. */
194 /* these are for BIND_UPDATE */
195 ns_r_yxdomain = 6, /* Name exists */
196 ns_r_yxrrset = 7, /* RRset exists */
197 ns_r_nxrrset = 8, /* RRset does not exist */
198 ns_r_notauth = 9, /* Not authoritative for zone */
199 ns_r_notzone = 10, /* Zone of record different from zone section */
201 /* The following are TSIG extended errors */
206
207/* BIND_UPDATE */
213
214#define NS_TSIG_ALG_HMAC_MD5 "HMAC-MD5.SIG-ALG.REG.INT"
215
216/*
217 * Currently defined type values for resources and queries.
218 */
219typedef enum __ns_type {
220 ns_t_invalid = 0, /* Cookie. */
221 ns_t_a = 1, /* Host address. */
222 ns_t_ns = 2, /* Authoritative server. */
223 ns_t_md = 3, /* Mail destination. */
224 ns_t_mf = 4, /* Mail forwarder. */
225 ns_t_cname = 5, /* Canonical name. */
226 ns_t_soa = 6, /* Start of authority zone. */
227 ns_t_mb = 7, /* Mailbox domain name. */
228 ns_t_mg = 8, /* Mail group member. */
229 ns_t_mr = 9, /* Mail rename name. */
230 ns_t_null = 10, /* Null resource record. */
231 ns_t_wks = 11, /* Well known service. */
232 ns_t_ptr = 12, /* Domain name pointer. */
233 ns_t_hinfo = 13, /* Host information. */
234 ns_t_minfo = 14, /* Mailbox information. */
235 ns_t_mx = 15, /* Mail routing information. */
236 ns_t_txt = 16, /* Text strings. */
237 ns_t_rp = 17, /* Responsible person. */
238 ns_t_afsdb = 18, /* AFS cell database. */
239 ns_t_x25 = 19, /* X_25 calling address. */
240 ns_t_isdn = 20, /* ISDN calling address. */
241 ns_t_rt = 21, /* Router. */
242 ns_t_nsap = 22, /* NSAP address. */
243 ns_t_nsap_ptr = 23, /* Reverse NSAP lookup (deprecated). */
244 ns_t_sig = 24, /* Security signature. */
245 ns_t_key = 25, /* Security key. */
246 ns_t_px = 26, /* X.400 mail mapping. */
247 ns_t_gpos = 27, /* Geographical position (withdrawn). */
248 ns_t_aaaa = 28, /* Ip6 Address. */
249 ns_t_loc = 29, /* Location Information. */
250 ns_t_nxt = 30, /* Next domain (security). */
251 ns_t_eid = 31, /* Endpoint identifier. */
252 ns_t_nimloc = 32, /* Nimrod Locator. */
253 ns_t_srv = 33, /* Server Selection. */
254 ns_t_atma = 34, /* ATM Address */
255 ns_t_naptr = 35, /* Naming Authority PoinTeR */
256 ns_t_kx = 36, /* Key Exchange */
257 ns_t_cert = 37, /* Certification record */
258 ns_t_a6 = 38, /* IPv6 address (deprecates AAAA) */
259 ns_t_dname = 39, /* Non-terminal DNAME (for IPv6) */
260 ns_t_sink = 40, /* Kitchen sink (experimentatl) */
261 ns_t_opt = 41, /* EDNS0 option (meta-RR) */
262 ns_t_tsig = 250, /* Transaction signature. */
263 ns_t_ixfr = 251, /* Incremental zone transfer. */
264 ns_t_axfr = 252, /* Transfer zone of authority. */
265 ns_t_mailb = 253, /* Transfer mailbox records. */
266 ns_t_maila = 254, /* Transfer mail agent records. */
267 ns_t_any = 255, /* Wildcard match. */
268 ns_t_zxfr = 256, /* BIND-specific, nonstandard. */
269 ns_t_max = 65536
271
272/* Exclusively a QTYPE? (not also an RTYPE) */
273#define ns_t_qt_p(t) (ns_t_xfr_p(t) || (t) == ns_t_any || \
274 (t) == ns_t_mailb || (t) == ns_t_maila)
275/* Some kind of meta-RR? (not a QTYPE, but also not an RTYPE) */
276#define ns_t_mrr_p(t) ((t) == ns_t_tsig || (t) == ns_t_opt)
277/* Exclusively an RTYPE? (not also a QTYPE or a meta-RR) */
278#define ns_t_rr_p(t) (!ns_t_qt_p(t) && !ns_t_mrr_p(t))
279#define ns_t_udp_p(t) ((t) != ns_t_axfr && (t) != ns_t_zxfr)
280#define ns_t_xfr_p(t) ((t) == ns_t_axfr || (t) == ns_t_ixfr || \
281 (t) == ns_t_zxfr)
282
283/*
284 * Values for class field
285 */
286typedef enum __ns_class {
287 ns_c_invalid = 0, /* Cookie. */
288 ns_c_in = 1, /* Internet. */
289 ns_c_2 = 2, /* unallocated/unsupported. */
290 ns_c_chaos = 3, /* MIT Chaos-net. */
291 ns_c_hs = 4, /* MIT Hesiod. */
292 /* Query class values which do not appear in resource records */
293 ns_c_none = 254, /* for prereq. sections in update requests */
294 ns_c_any = 255, /* Wildcard match. */
295 ns_c_max = 65536
297
298/* DNSSEC constants. */
299
300typedef enum __ns_key_types {
301 ns_kt_rsa = 1, /* key type RSA/MD5 */
302 ns_kt_dh = 2, /* Diffie Hellman */
303 ns_kt_dsa = 3, /* Digital Signature Standard (MANDATORY) */
304 ns_kt_private = 254 /* Private key type starts with OID */
306
307typedef enum __ns_cert_types {
308 cert_t_pkix = 1, /* PKIX (X.509v3) */
309 cert_t_spki = 2, /* SPKI */
310 cert_t_pgp = 3, /* PGP */
311 cert_t_url = 253, /* URL private type */
312 cert_t_oid = 254 /* OID private type */
314
315/* Flags field of the KEY RR rdata. */
316#define NS_KEY_TYPEMASK 0xC000 /* Mask for "type" bits */
317#define NS_KEY_TYPE_AUTH_CONF 0x0000 /* Key usable for both */
318#define NS_KEY_TYPE_CONF_ONLY 0x8000 /* Key usable for confidentiality */
319#define NS_KEY_TYPE_AUTH_ONLY 0x4000 /* Key usable for authentication */
320#define NS_KEY_TYPE_NO_KEY 0xC000 /* No key usable for either; no key */
321/* The type bits can also be interpreted independently, as single bits: */
322#define NS_KEY_NO_AUTH 0x8000 /* Key unusable for authentication */
323#define NS_KEY_NO_CONF 0x4000 /* Key unusable for confidentiality */
324#define NS_KEY_RESERVED2 0x2000 /* Security is *mandatory* if bit=0 */
325#define NS_KEY_EXTENDED_FLAGS 0x1000 /* reserved - must be zero */
326#define NS_KEY_RESERVED4 0x0800 /* reserved - must be zero */
327#define NS_KEY_RESERVED5 0x0400 /* reserved - must be zero */
328#define NS_KEY_NAME_TYPE 0x0300 /* these bits determine the type */
329#define NS_KEY_NAME_USER 0x0000 /* key is assoc. with user */
330#define NS_KEY_NAME_ENTITY 0x0200 /* key is assoc. with entity eg host */
331#define NS_KEY_NAME_ZONE 0x0100 /* key is zone key */
332#define NS_KEY_NAME_RESERVED 0x0300 /* reserved meaning */
333#define NS_KEY_RESERVED8 0x0080 /* reserved - must be zero */
334#define NS_KEY_RESERVED9 0x0040 /* reserved - must be zero */
335#define NS_KEY_RESERVED10 0x0020 /* reserved - must be zero */
336#define NS_KEY_RESERVED11 0x0010 /* reserved - must be zero */
337#define NS_KEY_SIGNATORYMASK 0x000F /* key can sign RR's of same name */
338#define NS_KEY_RESERVED_BITMASK ( NS_KEY_RESERVED2 | \
339 NS_KEY_RESERVED4 | \
340 NS_KEY_RESERVED5 | \
341 NS_KEY_RESERVED8 | \
342 NS_KEY_RESERVED9 | \
343 NS_KEY_RESERVED10 | \
344 NS_KEY_RESERVED11 )
345#define NS_KEY_RESERVED_BITMASK2 0xFFFF /* no bits defined here */
346
347/* The Algorithm field of the KEY and SIG RR's is an integer, {1..254} */
348#define NS_ALG_MD5RSA 1 /* MD5 with RSA */
349#define NS_ALG_DH 2 /* Diffie Hellman KEY */
350#define NS_ALG_DSA 3 /* DSA KEY */
351#define NS_ALG_DSS NS_ALG_DSA
352#define NS_ALG_EXPIRE_ONLY 253 /* No alg, no security */
353#define NS_ALG_PRIVATE_OID 254 /* Key begins with OID giving alg */
354
355/* Protocol values */
356/* value 0 is reserved */
357#define NS_KEY_PROT_TLS 1
358#define NS_KEY_PROT_EMAIL 2
359#define NS_KEY_PROT_DNSSEC 3
360#define NS_KEY_PROT_IPSEC 4
361#define NS_KEY_PROT_ANY 255
362
363/* Signatures */
364#define NS_MD5RSA_MIN_BITS 512 /* Size of a mod or exp in bits */
365#define NS_MD5RSA_MAX_BITS 2552
366 /* Total of binary mod and exp */
367#define NS_MD5RSA_MAX_BYTES ((NS_MD5RSA_MAX_BITS+7/8)*2+3)
368 /* Max length of text sig block */
369#define NS_MD5RSA_MAX_BASE64 (((NS_MD5RSA_MAX_BYTES+2)/3)*4)
370#define NS_MD5RSA_MIN_SIZE ((NS_MD5RSA_MIN_BITS+7)/8)
371#define NS_MD5RSA_MAX_SIZE ((NS_MD5RSA_MAX_BITS+7)/8)
372
373#define NS_DSA_SIG_SIZE 41
374#define NS_DSA_MIN_SIZE 213
375#define NS_DSA_MAX_BYTES 405
376
377/* Offsets into SIG record rdata to find various values */
378#define NS_SIG_TYPE 0 /* Type flags */
379#define NS_SIG_ALG 2 /* Algorithm */
380#define NS_SIG_LABELS 3 /* How many labels in name */
381#define NS_SIG_OTTL 4 /* Original TTL */
382#define NS_SIG_EXPIR 8 /* Expiration time */
383#define NS_SIG_SIGNED 12 /* Signature time */
384#define NS_SIG_FOOT 16 /* Key footprint */
385#define NS_SIG_SIGNER 18 /* Domain name of who signed it */
386
387/* How RR types are represented as bit-flags in NXT records */
388#define NS_NXT_BITS 8
389#define NS_NXT_BIT_SET( n,p) (p[(n)/NS_NXT_BITS] |= (0x80>>((n)%NS_NXT_BITS)))
390#define NS_NXT_BIT_CLEAR(n,p) (p[(n)/NS_NXT_BITS] &= ~(0x80>>((n)%NS_NXT_BITS)))
391#define NS_NXT_BIT_ISSET(n,p) (p[(n)/NS_NXT_BITS] & (0x80>>((n)%NS_NXT_BITS)))
392#define NS_NXT_MAX 127
393
394/*
395 * Inline versions of get/put short/long. Pointer is advanced.
396 */
397#define NS_GET16(s, cp) do { \
398 register u_int8_t *t_cp = (u_int8_t *)(cp); \
399 (s) = ((u_int16_t)t_cp[0] << 8) \
400 | ((u_int16_t)t_cp[1]) \
401 ; \
402 (cp) += NS_INT16SZ; \
403} while (0)
404
405#define NS_GET32(l, cp) do { \
406 register u_int8_t *t_cp = (u_int8_t *)(cp); \
407 (l) = ((u_int32_t)t_cp[0] << 24) \
408 | ((u_int32_t)t_cp[1] << 16) \
409 | ((u_int32_t)t_cp[2] << 8) \
410 | ((u_int32_t)t_cp[3]) \
411 ; \
412 (cp) += NS_INT32SZ; \
413} while (0)
414
415#define NS_PUT16(s, cp) do { \
416 register u_int16_t t_s = (u_int16_t)(s); \
417 register u_int8_t *t_cp = (u_int8_t *)(cp); \
418 *t_cp++ = t_s >> 8; \
419 *t_cp = t_s; \
420 (cp) += NS_INT16SZ; \
421} while (0)
422
423#define NS_PUT32(l, cp) do { \
424 register u_int32_t t_l = (u_int32_t)(l); \
425 register u_int8_t *t_cp = (u_int8_t *)(cp); \
426 *t_cp++ = t_l >> 24; \
427 *t_cp++ = t_l >> 16; \
428 *t_cp++ = t_l >> 8; \
429 *t_cp = t_l; \
430 (cp) += NS_INT32SZ; \
431} while (0)
432
433#include <arpa/nameser_compat.h>
434
435#endif /* !_ARPA_NAMESER_H_ */
__ns_flag
Definition nameser.h:157
@ ns_f_max
Definition nameser.h:168
@ ns_f_tc
Definition nameser.h:161
@ ns_f_qr
Definition nameser.h:158
@ ns_f_rd
Definition nameser.h:162
@ ns_f_ad
Definition nameser.h:165
@ ns_f_cd
Definition nameser.h:166
@ ns_f_rcode
Definition nameser.h:167
@ ns_f_ra
Definition nameser.h:163
@ ns_f_z
Definition nameser.h:164
@ ns_f_opcode
Definition nameser.h:159
@ ns_f_aa
Definition nameser.h:160
enum __ns_flag ns_flag
enum __ns_sect ns_sect
#define NS_MAXDNAME
Definition nameser.h:74
enum __ns_class ns_class
enum __ns_cert_types ns_cert_types
__ns_update_operation
Definition nameser.h:208
@ ns_uop_delete
Definition nameser.h:209
@ ns_uop_max
Definition nameser.h:211
@ ns_uop_add
Definition nameser.h:210
__ns_class
Definition nameser.h:286
@ ns_c_2
Definition nameser.h:289
@ ns_c_chaos
Definition nameser.h:290
@ ns_c_in
Definition nameser.h:288
@ ns_c_max
Definition nameser.h:295
@ ns_c_invalid
Definition nameser.h:287
@ ns_c_hs
Definition nameser.h:291
@ ns_c_none
Definition nameser.h:293
@ ns_c_any
Definition nameser.h:294
__ns_cert_types
Definition nameser.h:307
@ cert_t_spki
Definition nameser.h:309
@ cert_t_oid
Definition nameser.h:312
@ cert_t_url
Definition nameser.h:311
@ cert_t_pgp
Definition nameser.h:310
@ cert_t_pkix
Definition nameser.h:308
enum __ns_update_operation ns_update_operation
enum __ns_key_types ns_key_types
enum __ns_opcode ns_opcode
__ns_opcode
Definition nameser.h:174
@ ns_o_notify
Definition nameser.h:179
@ ns_o_iquery
Definition nameser.h:176
@ ns_o_query
Definition nameser.h:175
@ ns_o_status
Definition nameser.h:177
@ ns_o_max
Definition nameser.h:181
@ ns_o_update
Definition nameser.h:180
struct __ns_rr ns_rr
__ns_rcode
Definition nameser.h:187
@ ns_r_yxrrset
Definition nameser.h:196
@ ns_r_badtime
Definition nameser.h:204
@ ns_r_noerror
Definition nameser.h:188
@ ns_r_formerr
Definition nameser.h:189
@ ns_r_refused
Definition nameser.h:193
@ ns_r_servfail
Definition nameser.h:190
@ ns_r_nxdomain
Definition nameser.h:191
@ ns_r_badkey
Definition nameser.h:203
@ ns_r_notzone
Definition nameser.h:199
@ ns_r_notauth
Definition nameser.h:198
@ ns_r_max
Definition nameser.h:200
@ ns_r_notimpl
Definition nameser.h:192
@ ns_r_yxdomain
Definition nameser.h:195
@ ns_r_badsig
Definition nameser.h:202
@ ns_r_nxrrset
Definition nameser.h:197
__ns_key_types
Definition nameser.h:300
@ ns_kt_rsa
Definition nameser.h:301
@ ns_kt_dh
Definition nameser.h:302
@ ns_kt_dsa
Definition nameser.h:303
@ ns_kt_private
Definition nameser.h:304
struct __ns_msg ns_msg
__ns_sect
Definition nameser.h:92
@ ns_s_max
Definition nameser.h:100
@ ns_s_ud
Definition nameser.h:98
@ ns_s_qd
Definition nameser.h:93
@ ns_s_zn
Definition nameser.h:94
@ ns_s_ar
Definition nameser.h:99
@ ns_s_ns
Definition nameser.h:97
@ ns_s_pr
Definition nameser.h:96
@ ns_s_an
Definition nameser.h:95
enum __ns_type ns_type
enum __ns_rcode ns_rcode
__ns_type
Definition nameser.h:219
@ ns_t_gpos
Definition nameser.h:247
@ ns_t_key
Definition nameser.h:245
@ ns_t_axfr
Definition nameser.h:264
@ ns_t_dname
Definition nameser.h:259
@ ns_t_sink
Definition nameser.h:260
@ ns_t_mr
Definition nameser.h:229
@ ns_t_ptr
Definition nameser.h:232
@ ns_t_null
Definition nameser.h:230
@ ns_t_rp
Definition nameser.h:237
@ ns_t_opt
Definition nameser.h:261
@ ns_t_zxfr
Definition nameser.h:268
@ ns_t_kx
Definition nameser.h:256
@ ns_t_atma
Definition nameser.h:254
@ ns_t_a6
Definition nameser.h:258
@ ns_t_mx
Definition nameser.h:235
@ ns_t_soa
Definition nameser.h:226
@ ns_t_isdn
Definition nameser.h:240
@ ns_t_wks
Definition nameser.h:231
@ ns_t_any
Definition nameser.h:267
@ ns_t_invalid
Definition nameser.h:220
@ ns_t_sig
Definition nameser.h:244
@ ns_t_srv
Definition nameser.h:253
@ ns_t_ns
Definition nameser.h:222
@ ns_t_afsdb
Definition nameser.h:238
@ ns_t_naptr
Definition nameser.h:255
@ ns_t_nxt
Definition nameser.h:250
@ ns_t_cert
Definition nameser.h:257
@ ns_t_nimloc
Definition nameser.h:252
@ ns_t_x25
Definition nameser.h:239
@ ns_t_mf
Definition nameser.h:224
@ ns_t_md
Definition nameser.h:223
@ ns_t_a
Definition nameser.h:221
@ ns_t_ixfr
Definition nameser.h:263
@ ns_t_max
Definition nameser.h:269
@ ns_t_mg
Definition nameser.h:228
@ ns_t_maila
Definition nameser.h:266
@ ns_t_loc
Definition nameser.h:249
@ ns_t_minfo
Definition nameser.h:234
@ ns_t_txt
Definition nameser.h:236
@ ns_t_hinfo
Definition nameser.h:233
@ ns_t_aaaa
Definition nameser.h:248
@ ns_t_nsap_ptr
Definition nameser.h:243
@ ns_t_mb
Definition nameser.h:227
@ ns_t_rt
Definition nameser.h:241
@ ns_t_px
Definition nameser.h:246
@ ns_t_nsap
Definition nameser.h:242
@ ns_t_eid
Definition nameser.h:251
@ ns_t_tsig
Definition nameser.h:262
@ ns_t_cname
Definition nameser.h:225
@ ns_t_mailb
Definition nameser.h:265
int _rrnum
Definition nameser.h:113
const u_int8_t * _ptr
Definition nameser.h:114
const u_int8_t * _sections[ns_s_max]
Definition nameser.h:111
const u_int8_t * _eom
Definition nameser.h:109
u_int16_t _flags
Definition nameser.h:110
u_int16_t _counts[ns_s_max]
Definition nameser.h:110
ns_sect _sect
Definition nameser.h:112
u_int16_t _id
Definition nameser.h:110
const u_int8_t * _msg
Definition nameser.h:109
u_int16_t rr_class
Definition nameser.h:138
u_int16_t rdlength
Definition nameser.h:140
u_int16_t type
Definition nameser.h:137
u_int32_t ttl
Definition nameser.h:139
char name[NS_MAXDNAME]
Definition nameser.h:136
const u_int8_t * rdata
Definition nameser.h:141