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[termux-packages] / packages / finch / arpa / nameser.h
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59f0d218
FF		 1/* $NetBSD: nameser.h,v 1.19 2005/12/26 19:01:47 perry Exp $ */
2
3/*
4 * Copyright (c) 1983, 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32/*
33 * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
34 * Copyright (c) 1996-1999 by Internet Software Consortium.
35 *
36 * Permission to use, copy, modify, and distribute this software for any
37 * purpose with or without fee is hereby granted, provided that the above
38 * copyright notice and this permission notice appear in all copies.
39 *
40 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
41 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
42 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
43 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
44 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
45 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
46 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
47 */
48
49/*
50 * Id: nameser.h,v 1.2.2.4.4.1 2004/03/09 08:33:30 marka Exp
51 */
52
53/*
54 * This version of this file is derived from Android 2.3 "Gingerbread",
55 * which contains uncredited changes by Android/Google developers. It has
56 * been modified in 2011 for use in the Android build of Mozilla Firefox by
57 * Mozilla contributors (including Michael Edwards <m.k.edwards@gmail.com>,
58 * and Steve Workman <sjhworkman@gmail.com>).
59 * These changes are offered under the same license as the original NetBSD
60 * file, whose copyright and license are unchanged above.
61 */
62
63#ifndef _ARPA_NAMESER_H_
64#define _ARPA_NAMESER_H_
65
66#define BIND_4_COMPAT
67
68#include <sys/types.h>
69#include <sys/cdefs.h>
70
71/*
72 * Revision information. This is the release date in YYYYMMDD format.
73 * It can change every day so the right thing to do with it is use it
74 * in preprocessor commands such as "#if (__NAMESER > 19931104)". Do not
75 * compare for equality; rather, use it to determine whether your libbind.a
76 * contains a new enough lib/nameser/ to support the feature you need.
77 */
78
79#define __NAMESER 19991006 /* New interface version stamp. */
80
81/*
82 * Define constants based on RFC 883, RFC 1034, RFC 1035
83 */
84#define NS_PACKETSZ 512 /* default UDP packet size */
85#define NS_MAXDNAME 1025 /* maximum domain name */
86#define NS_MAXMSG 65535 /* maximum message size */
87#define NS_MAXCDNAME 255 /* maximum compressed domain name */
88#define NS_MAXLABEL 63 /* maximum length of domain label */
89#define NS_HFIXEDSZ 12 /* #/bytes of fixed data in header */
90#define NS_QFIXEDSZ 4 /* #/bytes of fixed data in query */
91#define NS_RRFIXEDSZ 10 /* #/bytes of fixed data in r record */
92#define NS_INT32SZ 4 /* #/bytes of data in a uint32_t */
93#define NS_INT16SZ 2 /* #/bytes of data in a uint16_t */
94#define NS_INT8SZ 1 /* #/bytes of data in a uint8_t */
95#define NS_INADDRSZ 4 /* IPv4 T_A */
96#define NS_IN6ADDRSZ 16 /* IPv6 T_AAAA */
97#define NS_CMPRSFLGS 0xc0 /* Flag bits indicating name compression. */
98#define NS_DEFAULTPORT 53 /* For both TCP and UDP. */
99
100/*
101 * These can be expanded with synonyms, just keep ns_parse.c:ns_parserecord()
102 * in synch with it.
103 */
104typedef enum __ns_sect {
105 ns_s_qd = 0, /* Query: Question. */
106 ns_s_zn = 0, /* Update: Zone. */
107 ns_s_an = 1, /* Query: Answer. */
108 ns_s_pr = 1, /* Update: Prerequisites. */
109 ns_s_ns = 2, /* Query: Name servers. */
110 ns_s_ud = 2, /* Update: Update. */
111 ns_s_ar = 3, /* Query|Update: Additional records. */
112 ns_s_max = 4
113} ns_sect;
114
115/*
116 * This is a message handle. It is caller allocated and has no dynamic data.
117 * This structure is intended to be opaque to all but ns_parse.c, thus the
118 * leading _'s on the member names. Use the accessor functions, not the _'s.
119 */
120typedef struct __ns_msg {
121 const u_char *_msg, *_eom;
122 uint16_t _id, _flags, _counts[ns_s_max];
123 const u_char *_sections[ns_s_max];
124 ns_sect _sect;
125 int _rrnum;
126 const u_char *_msg_ptr;
127} ns_msg;
128
129/* Private data structure - do not use from outside library. */
130struct _ns_flagdata { int mask, shift; };
131extern const struct _ns_flagdata _ns_flagdata[];
132
133/* Accessor macros - this is part of the public interface. */
134
135#define ns_msg_id(handle) ((handle)._id + 0)
136#define ns_msg_base(handle) ((handle)._msg + 0)
137#define ns_msg_end(handle) ((handle)._eom + 0)
138#define ns_msg_size(handle) ((size_t)((handle)._eom - (handle)._msg))
139#define ns_msg_count(handle, section) ((handle)._counts[section] + 0)
140
141/*
142 * This is a parsed record. It is caller allocated and has no dynamic data.
143 */
144typedef struct __ns_rr {
145 char name[NS_MAXDNAME];
146 uint16_t type;
147 uint16_t rr_class;
148 uint32_t ttl;
149 uint16_t rdlength;
150 const u_char * rdata;
151} ns_rr;
152
153/* Accessor macros - this is part of the public interface. */
154#define ns_rr_name(rr) (((rr).name[0] != '\0') ? (rr).name : ".")
155#define ns_rr_type(rr) ((ns_type)((rr).type + 0))
156#define ns_rr_class(rr) ((ns_class)((rr).rr_class + 0))
157#define ns_rr_ttl(rr) ((u_long)(rr).ttl + 0)
158#define ns_rr_rdlen(rr) ((size_t)(rr).rdlength + 0)
159#define ns_rr_rdata(rr) ((rr).rdata + 0)
160
161/*
162 * These don't have to be in the same order as in the packet flags word,
163 * and they can even overlap in some cases, but they will need to be kept
164 * in synch with ns_parse.c:ns_flagdata[].
165 */
166typedef enum __ns_flag {
167 ns_f_qr, /* Question/Response. */
168 ns_f_opcode, /* Operation code. */
169 ns_f_aa, /* Authoritative Answer. */
170 ns_f_tc, /* Truncation occurred. */
171 ns_f_rd, /* Recursion Desired. */
172 ns_f_ra, /* Recursion Available. */
173 ns_f_z, /* MBZ. */
174 ns_f_ad, /* Authentic Data (DNSSEC). */
175 ns_f_cd, /* Checking Disabled (DNSSEC). */
176 ns_f_rcode, /* Response code. */
177 ns_f_max
178} ns_flag;
179
180/*
181 * Currently defined opcodes.
182 */
183typedef enum __ns_opcode {
184 ns_o_query = 0, /* Standard query. */
185 ns_o_iquery = 1, /* Inverse query (deprecated/unsupported). */
186 ns_o_status = 2, /* Name server status query (unsupported). */
187 /* Opcode 3 is undefined/reserved. */
188 ns_o_notify = 4, /* Zone change notification. */
189 ns_o_update = 5, /* Zone update message. */
190 ns_o_max = 6
191} ns_opcode;
192
193/*
194 * Currently defined response codes.
195 */
196typedef enum __ns_rcode {
197 ns_r_noerror = 0, /* No error occurred. */
198 ns_r_formerr = 1, /* Format error. */
199 ns_r_servfail = 2, /* Server failure. */
200 ns_r_nxdomain = 3, /* Name error. */
201 ns_r_notimpl = 4, /* Unimplemented. */
202 ns_r_refused = 5, /* Operation refused. */
203 /* these are for BIND_UPDATE */
204 ns_r_yxdomain = 6, /* Name exists */
205 ns_r_yxrrset = 7, /* RRset exists */
206 ns_r_nxrrset = 8, /* RRset does not exist */
207 ns_r_notauth = 9, /* Not authoritative for zone */
208 ns_r_notzone = 10, /* Zone of record different from zone section */
209 ns_r_max = 11,
210 /* The following are EDNS extended rcodes */
211 ns_r_badvers = 16,
212 /* The following are TSIG errors */
213 ns_r_badsig = 16,
214 ns_r_badkey = 17,
215 ns_r_badtime = 18
216} ns_rcode;
217
218/* BIND_UPDATE */
219typedef enum __ns_update_operation {
220 ns_uop_delete = 0,
221 ns_uop_add = 1,
222 ns_uop_max = 2
223} ns_update_operation;
224
225/*
226 * This structure is used for TSIG authenticated messages
227 */
228struct ns_tsig_key {
229 char name[NS_MAXDNAME], alg[NS_MAXDNAME];
230 unsigned char *data;
231 int len;
232};
233typedef struct ns_tsig_key ns_tsig_key;
234
235/*
236 * This structure is used for TSIG authenticated TCP messages
237 */
238struct ns_tcp_tsig_state {
239 int counter;
240 struct dst_key *key;
241 void *ctx;
242 unsigned char sig[NS_PACKETSZ];
243 int siglen;
244};
245typedef struct ns_tcp_tsig_state ns_tcp_tsig_state;
246
247#define NS_TSIG_FUDGE 300
248#define NS_TSIG_TCP_COUNT 100
249#define NS_TSIG_ALG_HMAC_MD5 "HMAC-MD5.SIG-ALG.REG.INT"
250
251#define NS_TSIG_ERROR_NO_TSIG -10
252#define NS_TSIG_ERROR_NO_SPACE -11
253#define NS_TSIG_ERROR_FORMERR -12
254
255/*
256 * Currently defined type values for resources and queries.
257 */
258typedef enum __ns_type {
259 ns_t_invalid = 0, /* Cookie. */
260 ns_t_a = 1, /* Host address. */
261 ns_t_ns = 2, /* Authoritative server. */
262 ns_t_md = 3, /* Mail destination. */
263 ns_t_mf = 4, /* Mail forwarder. */
264 ns_t_cname = 5, /* Canonical name. */
265 ns_t_soa = 6, /* Start of authority zone. */
266 ns_t_mb = 7, /* Mailbox domain name. */
267 ns_t_mg = 8, /* Mail group member. */
268 ns_t_mr = 9, /* Mail rename name. */
269 ns_t_null = 10, /* Null resource record. */
270 ns_t_wks = 11, /* Well known service. */
271 ns_t_ptr = 12, /* Domain name pointer. */
272 ns_t_hinfo = 13, /* Host information. */
273 ns_t_minfo = 14, /* Mailbox information. */
274 ns_t_mx = 15, /* Mail routing information. */
275 ns_t_txt = 16, /* Text strings. */
276 ns_t_rp = 17, /* Responsible person. */
277 ns_t_afsdb = 18, /* AFS cell database. */
278 ns_t_x25 = 19, /* X_25 calling address. */
279 ns_t_isdn = 20, /* ISDN calling address. */
280 ns_t_rt = 21, /* Router. */
281 ns_t_nsap = 22, /* NSAP address. */
282 ns_t_nsap_ptr = 23, /* Reverse NSAP lookup (deprecated). */
283 ns_t_sig = 24, /* Security signature. */
284 ns_t_key = 25, /* Security key. */
285 ns_t_px = 26, /* X.400 mail mapping. */
286 ns_t_gpos = 27, /* Geographical position (withdrawn). */
287 ns_t_aaaa = 28, /* Ip6 Address. */
288 ns_t_loc = 29, /* Location Information. */
289 ns_t_nxt = 30, /* Next domain (security). */
290 ns_t_eid = 31, /* Endpoint identifier. */
291 ns_t_nimloc = 32, /* Nimrod Locator. */
292 ns_t_srv = 33, /* Server Selection. */
293 ns_t_atma = 34, /* ATM Address */
294 ns_t_naptr = 35, /* Naming Authority PoinTeR */
295 ns_t_kx = 36, /* Key Exchange */
296 ns_t_cert = 37, /* Certification record */
297 ns_t_a6 = 38, /* IPv6 address (deprecates AAAA) */
298 ns_t_dname = 39, /* Non-terminal DNAME (for IPv6) */
299 ns_t_sink = 40, /* Kitchen sink (experimentatl) */
300 ns_t_opt = 41, /* EDNS0 option (meta-RR) */
301 ns_t_apl = 42, /* Address prefix list (RFC 3123) */
302 ns_t_tkey = 249, /* Transaction key */
303 ns_t_tsig = 250, /* Transaction signature. */
304 ns_t_ixfr = 251, /* Incremental zone transfer. */
305 ns_t_axfr = 252, /* Transfer zone of authority. */
306 ns_t_mailb = 253, /* Transfer mailbox records. */
307 ns_t_maila = 254, /* Transfer mail agent records. */
308 ns_t_any = 255, /* Wildcard match. */
309 ns_t_zxfr = 256, /* BIND-specific, nonstandard. */
310 ns_t_max = 65536
311} ns_type;
312
313/* Exclusively a QTYPE? (not also an RTYPE) */
314#define ns_t_qt_p(t) (ns_t_xfr_p(t) || (t) == ns_t_any || \
315 (t) == ns_t_mailb || (t) == ns_t_maila)
316/* Some kind of meta-RR? (not a QTYPE, but also not an RTYPE) */
317#define ns_t_mrr_p(t) ((t) == ns_t_tsig || (t) == ns_t_opt)
318/* Exclusively an RTYPE? (not also a QTYPE or a meta-RR) */
319#define ns_t_rr_p(t) (!ns_t_qt_p(t) && !ns_t_mrr_p(t))
320#define ns_t_udp_p(t) ((t) != ns_t_axfr && (t) != ns_t_zxfr)
321#define ns_t_xfr_p(t) ((t) == ns_t_axfr || (t) == ns_t_ixfr || \
322 (t) == ns_t_zxfr)
323
324/*
325 * Values for class field
326 */
327typedef enum __ns_class {
328 ns_c_invalid = 0, /* Cookie. */
329 ns_c_in = 1, /* Internet. */
330 ns_c_2 = 2, /* unallocated/unsupported. */
331 ns_c_chaos = 3, /* MIT Chaos-net. */
332 ns_c_hs = 4, /* MIT Hesiod. */
333 /* Query class values which do not appear in resource records */
334 ns_c_none = 254, /* for prereq. sections in update requests */
335 ns_c_any = 255, /* Wildcard match. */
336 ns_c_max = 65536
337} ns_class;
338
339/* DNSSEC constants. */
340
341typedef enum __ns_key_types {
342 ns_kt_rsa = 1, /* key type RSA/MD5 */
343 ns_kt_dh = 2, /* Diffie Hellman */
344 ns_kt_dsa = 3, /* Digital Signature Standard (MANDATORY) */
345 ns_kt_private = 254 /* Private key type starts with OID */
346} ns_key_types;
347
348typedef enum __ns_cert_types {
349 cert_t_pkix = 1, /* PKIX (X.509v3) */
350 cert_t_spki = 2, /* SPKI */
351 cert_t_pgp = 3, /* PGP */
352 cert_t_url = 253, /* URL private type */
353 cert_t_oid = 254 /* OID private type */
354} ns_cert_types;
355
356/* Flags field of the KEY RR rdata. */
357#define NS_KEY_TYPEMASK 0xC000 /* Mask for "type" bits */
358#define NS_KEY_TYPE_AUTH_CONF 0x0000 /* Key usable for both */
359#define NS_KEY_TYPE_CONF_ONLY 0x8000 /* Key usable for confidentiality */
360#define NS_KEY_TYPE_AUTH_ONLY 0x4000 /* Key usable for authentication */
361#define NS_KEY_TYPE_NO_KEY 0xC000 /* No key usable for either; no key */
362/* The type bits can also be interpreted independently, as single bits: */
363#define NS_KEY_NO_AUTH 0x8000 /* Key unusable for authentication */
364#define NS_KEY_NO_CONF 0x4000 /* Key unusable for confidentiality */
365#define NS_KEY_RESERVED2 0x2000 /* Security is *mandatory* if bit=0 */
366#define NS_KEY_EXTENDED_FLAGS 0x1000 /* reserved - must be zero */
367#define NS_KEY_RESERVED4 0x0800 /* reserved - must be zero */
368#define NS_KEY_RESERVED5 0x0400 /* reserved - must be zero */
369#define NS_KEY_NAME_TYPE 0x0300 /* these bits determine the type */
370#define NS_KEY_NAME_USER 0x0000 /* key is assoc. with user */
371#define NS_KEY_NAME_ENTITY 0x0200 /* key is assoc. with entity eg host */
372#define NS_KEY_NAME_ZONE 0x0100 /* key is zone key */
373#define NS_KEY_NAME_RESERVED 0x0300 /* reserved meaning */
374#define NS_KEY_RESERVED8 0x0080 /* reserved - must be zero */
375#define NS_KEY_RESERVED9 0x0040 /* reserved - must be zero */
376#define NS_KEY_RESERVED10 0x0020 /* reserved - must be zero */
377#define NS_KEY_RESERVED11 0x0010 /* reserved - must be zero */
378#define NS_KEY_SIGNATORYMASK 0x000F /* key can sign RR's of same name */
379#define NS_KEY_RESERVED_BITMASK ( NS_KEY_RESERVED2 | \
380 NS_KEY_RESERVED4 | \
381 NS_KEY_RESERVED5 | \
382 NS_KEY_RESERVED8 | \
383 NS_KEY_RESERVED9 | \
384 NS_KEY_RESERVED10 | \
385 NS_KEY_RESERVED11 )
386#define NS_KEY_RESERVED_BITMASK2 0xFFFF /* no bits defined here */
387
388/* The Algorithm field of the KEY and SIG RR's is an integer, {1..254} */
389#define NS_ALG_MD5RSA 1 /* MD5 with RSA */
390#define NS_ALG_DH 2 /* Diffie Hellman KEY */
391#define NS_ALG_DSA 3 /* DSA KEY */
392#define NS_ALG_DSS NS_ALG_DSA
393#define NS_ALG_EXPIRE_ONLY 253 /* No alg, no security */
394#define NS_ALG_PRIVATE_OID 254 /* Key begins with OID giving alg */
395
396/* Protocol values */
397/* value 0 is reserved */
398#define NS_KEY_PROT_TLS 1
399#define NS_KEY_PROT_EMAIL 2
400#define NS_KEY_PROT_DNSSEC 3
401#define NS_KEY_PROT_IPSEC 4
402#define NS_KEY_PROT_ANY 255
403
404/* Signatures */
405#define NS_MD5RSA_MIN_BITS 512 /* Size of a mod or exp in bits */
406#define NS_MD5RSA_MAX_BITS 4096
407 /* Total of binary mod and exp */
408#define NS_MD5RSA_MAX_BYTES ((NS_MD5RSA_MAX_BITS+7/8)*2+3)
409 /* Max length of text sig block */
410#define NS_MD5RSA_MAX_BASE64 (((NS_MD5RSA_MAX_BYTES+2)/3)*4)
411#define NS_MD5RSA_MIN_SIZE ((NS_MD5RSA_MIN_BITS+7)/8)
412#define NS_MD5RSA_MAX_SIZE ((NS_MD5RSA_MAX_BITS+7)/8)
413
414#define NS_DSA_SIG_SIZE 41
415#define NS_DSA_MIN_SIZE 213
416#define NS_DSA_MAX_BYTES 405
417
418/* Offsets into SIG record rdata to find various values */
419#define NS_SIG_TYPE 0 /* Type flags */
420#define NS_SIG_ALG 2 /* Algorithm */
421#define NS_SIG_LABELS 3 /* How many labels in name */
422#define NS_SIG_OTTL 4 /* Original TTL */
423#define NS_SIG_EXPIR 8 /* Expiration time */
424#define NS_SIG_SIGNED 12 /* Signature time */
425#define NS_SIG_FOOT 16 /* Key footprint */
426#define NS_SIG_SIGNER 18 /* Domain name of who signed it */
427
428/* How RR types are represented as bit-flags in NXT records */
429#define NS_NXT_BITS 8
430#define NS_NXT_BIT_SET( n,p) (p[(n)/NS_NXT_BITS] |= (0x80>>((n)%NS_NXT_BITS)))
431#define NS_NXT_BIT_CLEAR(n,p) (p[(n)/NS_NXT_BITS] &= ~(0x80>>((n)%NS_NXT_BITS)))
432#define NS_NXT_BIT_ISSET(n,p) (p[(n)/NS_NXT_BITS] & (0x80>>((n)%NS_NXT_BITS)))
433#define NS_NXT_MAX 127
434
435/*
436 * EDNS0 extended flags, host order.
437 */
438#define NS_OPT_DNSSEC_OK 0x8000U
439
440/*
441 * Inline versions of get/put short/long. Pointer is advanced.
442 */
443#define NS_GET16(s, cp) do { \
444 const u_char *t_cp = (const u_char *)(cp); \
445 (s) = ((uint16_t)t_cp[0] << 8) \
446 | ((uint16_t)t_cp[1]) \
447 ; \
448 (cp) += NS_INT16SZ; \
449} while (/*CONSTCOND*/0)
450
451#define NS_GET32(l, cp) do { \
452 const u_char *t_cp = (const u_char *)(cp); \
453 (l) = ((uint32_t)t_cp[0] << 24) \
454 | ((uint32_t)t_cp[1] << 16) \
455 | ((uint32_t)t_cp[2] << 8) \
456 | ((uint32_t)t_cp[3]) \
457 ; \
458 (cp) += NS_INT32SZ; \
459} while (/*CONSTCOND*/0)
460
461#define NS_PUT16(s, cp) do { \
462 uint32_t t_s = (uint32_t)(s); \
463 u_char *t_cp = (u_char *)(cp); \
464 *t_cp++ = t_s >> 8; \
465 *t_cp = t_s; \
466 (cp) += NS_INT16SZ; \
467} while (/*CONSTCOND*/0)
468
469#define NS_PUT32(l, cp) do { \
470 uint32_t t_l = (uint32_t)(l); \
471 u_char *t_cp = (u_char *)(cp); \
472 *t_cp++ = t_l >> 24; \
473 *t_cp++ = t_l >> 16; \
474 *t_cp++ = t_l >> 8; \
475 *t_cp = t_l; \
476 (cp) += NS_INT32SZ; \
477} while (/*CONSTCOND*/0)
478
479/*
480 * ANSI C identifier hiding for bind's lib/nameser.
481 */
482#define ns_msg_getflag __ns_msg_getflag
483#define ns_get16 __ns_get16
484#define ns_get32 __ns_get32
485#define ns_put16 __ns_put16
486#define ns_put32 __ns_put32
487#define ns_initparse __ns_initparse
488#define ns_skiprr __ns_skiprr
489#define ns_parserr __ns_parserr
490#define ns_sprintrr __ns_sprintrr
491#define ns_sprintrrf __ns_sprintrrf
492#define ns_format_ttl __ns_format_ttl
493#define ns_parse_ttl __ns_parse_ttl
494#define ns_datetosecs __ns_datetosecs
495#define ns_name_ntol __ns_name_ntol
496#define ns_name_ntop __ns_name_ntop
497#define ns_name_pton __ns_name_pton
498#define ns_name_unpack __ns_name_unpack
499#define ns_name_pack __ns_name_pack
500#define ns_name_compress __ns_name_compress
501#define ns_name_uncompress __ns_name_uncompress
502#define ns_name_skip __ns_name_skip
503#define ns_name_rollback __ns_name_rollback
504#define ns_sign __ns_sign
505#define ns_sign2 __ns_sign2
506#define ns_sign_tcp __ns_sign_tcp
507#define ns_sign_tcp2 __ns_sign_tcp2
508#define ns_sign_tcp_init __ns_sign_tcp_init
509#define ns_find_tsig __ns_find_tsig
510#define ns_verify __ns_verify
511#define ns_verify_tcp __ns_verify_tcp
512#define ns_verify_tcp_init __ns_verify_tcp_init
513#define ns_samedomain __ns_samedomain
514#define ns_subdomain __ns_subdomain
515#define ns_makecanon __ns_makecanon
516#define ns_samename __ns_samename
517
518__BEGIN_DECLS
519int ns_msg_getflag(ns_msg, int);
520uint16_t ns_get16(const u_char *);
521uint32_t ns_get32(const u_char *);
522void ns_put16(uint16_t, u_char *);
523void ns_put32(uint32_t, u_char *);
524int ns_initparse(const u_char *, int, ns_msg *);
525int ns_skiprr(const u_char *, const u_char *, ns_sect, int);
526int ns_parserr(ns_msg *, ns_sect, int, ns_rr *);
527int ns_sprintrr(const ns_msg *, const ns_rr *,
528 const char *, const char *, char *, size_t);
529int ns_sprintrrf(const u_char *, size_t, const char *,
530 ns_class, ns_type, u_long, const u_char *,
531 size_t, const char *, const char *,
532 char *, size_t);
533int ns_format_ttl(u_long, char *, size_t);
534int ns_parse_ttl(const char *, u_long *);
535uint32_t ns_datetosecs(const char *cp, int *errp);
536int ns_name_ntol(const u_char *, u_char *, size_t);
537int ns_name_ntop(const u_char *, char *, size_t);
538int ns_name_pton(const char *, u_char *, size_t);
539int ns_name_unpack(const u_char *, const u_char *,
540 const u_char *, u_char *, size_t);
541int ns_name_pack(const u_char *, u_char *, int,
542 const u_char **, const u_char **);
543int ns_name_uncompress(const u_char *, const u_char *,
544 const u_char *, char *, size_t);
545int ns_name_compress(const char *, u_char *, size_t,
546 const u_char **, const u_char **);
547int ns_name_skip(const u_char **, const u_char *);
548void ns_name_rollback(const u_char *, const u_char **,
549 const u_char **);
550int ns_sign(u_char *, int *, int, int, void *,
551 const u_char *, int, u_char *, int *, time_t);
552int ns_sign2(u_char *, int *, int, int, void *,
553 const u_char *, int, u_char *, int *, time_t,
554 u_char **, u_char **);
555int ns_sign_tcp(u_char *, int *, int, int,
556 ns_tcp_tsig_state *, int);
557int ns_sign_tcp2(u_char *, int *, int, int,
558 ns_tcp_tsig_state *, int,
559 u_char **, u_char **);
560int ns_sign_tcp_init(void *, const u_char *, int,
561 ns_tcp_tsig_state *);
562u_char *ns_find_tsig(u_char *, u_char *);
563int ns_verify(u_char *, int *, void *,
564 const u_char *, int, u_char *, int *,
565 time_t *, int);
566int ns_verify_tcp(u_char *, int *, ns_tcp_tsig_state *, int);
567int ns_verify_tcp_init(void *, const u_char *, int,
568 ns_tcp_tsig_state *);
569int ns_samedomain(const char *, const char *);
570int ns_subdomain(const char *, const char *);
571int ns_makecanon(const char *, char *, size_t);
572int ns_samename(const char *, const char *);
573__END_DECLS
574
575#ifdef BIND_4_COMPAT
576#include <arpa/nameser_compat.h>
577#endif
578
579#if 0
580# include <logd.h>
581# define XLOG(...) \
582 __libc_android_log_print(ANDROID_LOG_DEBUG,"libc",__VA_ARGS__)
583#else
584#define XLOG(...) do {} while (0)
585#endif
586
587#endif /* !_ARPA_NAMESER_H_ */
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