ReactOS 0.4.15-dev-8145-ga541a46
query.c
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1/*
2 * query.c
3 * - overall query management (allocation, completion)
4 * - per-query memory management
5 * - query submission and cancellation (user-visible and internal)
6 */
7/*
8 * This file is
9 * Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
10 *
11 * It is part of adns, which is
12 * Copyright (C) 1997-2000 Ian Jackson <ian@davenant.greenend.org.uk>
13 * Copyright (C) 1999-2000 Tony Finch <dot@dotat.at>
14 *
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2, or (at your option)
18 * any later version.
19 *
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
24 *
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, write to the Free Software Foundation,
27 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
28 */
29
30#ifdef ADNS_JGAA_WIN32
31# include "adns_win32.h"
32#else
33# include <stdlib.h>
34# include <unistd.h>
35# include <errno.h>
36# include <sys/time.h>
37#endif
38
39#include "internal.h"
40
43 /* Allocate a virgin query and return it. */
44 adns_query qu;
45
46 qu= malloc(sizeof(*qu)); if (!qu) return 0;
47 qu->answer= malloc(sizeof(*qu->answer)); if (!qu->answer) { free(qu); return 0; }
48
49 qu->ads= ads;
50 qu->state= query_tosend;
51 qu->back= qu->next= qu->parent= 0;
55 qu->interim_allocd= 0;
56 qu->preserved_allocd= 0;
57 qu->final_allocspace= 0;
58
59 qu->typei= typei;
60 qu->query_dgram= 0;
61 qu->query_dglen= 0;
62 adns__vbuf_init(&qu->vb);
63
64 qu->cname_dgram= 0;
65 qu->cname_dglen= qu->cname_begin= 0;
66
69
70 qu->id= -2; /* will be overwritten with real id before we leave adns */
71 qu->flags= flags;
72 qu->retries= 0;
73 qu->udpnextserver= 0;
74 qu->udpsent= 0;
75 timerclear(&qu->timeout);
76 qu->expires= now.tv_sec + MAXTTLBELIEVE;
77
78 memset(&qu->ctx,0,sizeof(qu->ctx));
79
81 qu->answer->cname= qu->answer->owner= 0;
82 qu->answer->type= typei->type;
83 qu->answer->expires= -1;
84 qu->answer->nrrs= 0;
85 qu->answer->rrs.untyped= 0;
86 qu->answer->rrsz= typei->rrsz;
87
88 return qu;
89}
90
92 const typeinfo *typei, vbuf *qumsg_vb, int id,
94 /* Fills in the query message in for a previously-allocated query,
95 * and submits it. Cannot fail. Takes over the memory for qumsg_vb.
96 */
97
98 qu->vb= *qumsg_vb;
99 adns__vbuf_init(qumsg_vb);
100
101 qu->query_dgram= malloc( (size_t) qu->vb.used);
102 if (!qu->query_dgram) { adns__query_fail(qu,adns_s_nomemory); return; }
103
104 qu->id= id;
105 qu->query_dglen= qu->vb.used;
106 memcpy(qu->query_dgram,qu->vb.buf,(size_t) qu->vb.used);
107
109}
110
112 const typeinfo *typei, vbuf *qumsg_vb, int id,
114 const qcontext *ctx) {
115 adns_query qu;
116
117 qu= query_alloc(ads,typei,flags,now);
118 if (!qu) { adns__vbuf_free(qumsg_vb); return adns_s_nomemory; }
119 *query_r= qu;
120
121 memcpy(&qu->ctx,ctx,(size_t) sizeof(qu->ctx));
122 query_submit(ads,qu, typei,qumsg_vb,id,flags,now);
123
124 return adns_s_ok;
125}
126
128 const char *owner, int ol,
129 const typeinfo *typei, adns_queryflags flags,
130 struct timeval now) {
131 vbuf vb_new;
132 int id;
134
135 stat= adns__mkquery(ads,&qu->vb,&id, owner,ol, typei,flags);
136 if (stat) {
139 return;
140 } else {
142 return;
143 }
144 }
145
146 vb_new= qu->vb;
147 adns__vbuf_init(&qu->vb);
148 query_submit(ads,qu, typei,&vb_new,id, flags,now);
149}
150
152 const char *nextentry;
154
155 if (qu->search_doneabs<0) {
156 nextentry= 0;
157 qu->search_doneabs= 1;
158 } else {
159 if (qu->search_pos >= ads->nsearchlist) {
160 if (qu->search_doneabs) {
161 stat= adns_s_nxdomain; goto x_fail;
162 return;
163 } else {
164 nextentry= 0;
165 qu->search_doneabs= 1;
166 }
167 } else {
168 nextentry= ads->searchlist[qu->search_pos++];
169 }
170 }
171
173 if (nextentry) {
174 if (!adns__vbuf_append(&qu->search_vb,(byte*)".",1) ||
175 !adns__vbuf_appendstr(&qu->search_vb,nextentry)) {
176 stat= adns_s_nomemory; goto x_fail;
177 }
178 }
179
180 free(qu->query_dgram);
181 qu->query_dgram= 0; qu->query_dglen= 0;
182
183 query_simple(ads,qu, (char*)qu->search_vb.buf, qu->search_vb.used, qu->typei, qu->flags, now);
184 return;
185
186x_fail:
188}
189
190static int save_owner(adns_query qu, const char *owner, int ol) {
191 /* Returns 1 if OK, otherwise there was no memory. */
192 adns_answer *ans;
193
194 ans= qu->answer;
195 assert(!ans->owner);
196
197 ans->owner= adns__alloc_preserved(qu, (size_t) ol+1); if (!ans->owner) return 0;
198
199 memcpy(ans->owner,owner, (size_t) ol);
200 ans->owner[ol]= 0;
201 return 1;
202}
203
205 const char *owner,
208 void *context,
209 adns_query *query_r) {
210 int r, ol, ndots;
212 const typeinfo *typei;
213 struct timeval now;
214 adns_query qu;
215 const char *p;
216
218
219 typei= adns__findtype(type);
220 if (!typei) return ENOSYS;
221
222 r= gettimeofday(&now,0); if (r) goto x_errno;
223 qu= query_alloc(ads,typei,flags,now); if (!qu) goto x_errno;
224
225 qu->ctx.ext= context;
226 qu->ctx.callback= 0;
227 memset(&qu->ctx.info,0,sizeof(qu->ctx.info));
228
229 *query_r= qu;
230
231 ol= strlen(owner);
232 if (!ol) { stat= adns_s_querydomaininvalid; goto x_adnsfail; }
233 if (ol>DNS_MAXDOMAIN+1) { stat= adns_s_querydomaintoolong; goto x_adnsfail; }
234
235 if (ol>=1 && owner[ol-1]=='.' && (ol<2 || owner[ol-2]!='\\')) {
236 flags &= ~adns_qf_search;
237 qu->flags= flags;
238 ol--;
239 }
240
241 if (flags & adns_qf_search) {
242 r= adns__vbuf_append(&qu->search_vb,(byte*)owner,ol);
243 if (!r) { stat= adns_s_nomemory; goto x_adnsfail; }
244
245 for (ndots=0, p=owner; (p= strchr(p,'.')); p++, ndots++);
246 qu->search_doneabs= (ndots >= ads->searchndots) ? -1 : 0;
247 qu->search_origlen= ol;
249 } else {
250 if (flags & adns_qf_owner) {
251 if (!save_owner(qu,owner,ol)) { stat= adns_s_nomemory; goto x_adnsfail; }
252 }
253 query_simple(ads,qu, owner,ol, typei,flags, now);
254 }
257 return 0;
258
259 x_adnsfail:
262 return 0;
263
264 x_errno:
265 r= errno;
266 assert(r);
268 return r;
269}
270
272 const struct sockaddr *addr,
273 const char *zone,
276 void *context,
277 adns_query *query_r) {
278 const unsigned char *iaddr;
279 char *buf, *buf_free;
280 char shortbuf[100];
281 int r, lreq;
282
283 flags &= ~adns_qf_search;
284
285 if (addr->sa_family != AF_INET) return ENOSYS;
286 iaddr= (const unsigned char*) &(((const struct sockaddr_in*)addr) -> sin_addr);
287
288 lreq= strlen(zone) + 4*4 + 1;
289 if (lreq > (int)sizeof(shortbuf)) {
290 buf= malloc( strlen(zone) + 4*4 + 1 );
291 if (!buf) return errno;
292 buf_free= buf;
293 } else {
294 buf= shortbuf;
295 buf_free= 0;
296 }
297 sprintf(buf, "%d.%d.%d.%d.%s", iaddr[3], iaddr[2], iaddr[1], iaddr[0], zone);
298
300 free(buf_free);
301 return r;
302}
303
305 const struct sockaddr *addr,
308 void *context,
309 adns_query *query_r) {
310 if (type != adns_r_ptr && type != adns_r_ptr_raw) return EINVAL;
311 return adns_submit_reverse_any(ads,addr,"in-addr.arpa",type,flags,context,query_r);
312}
313
315 const char *owner,
318 adns_answer **answer_r) {
319 adns_query qu;
320 int r;
321
322 r= adns_submit(ads,owner,type,flags,0,&qu);
323 if (r) return r;
324
325 r= adns_wait(ads,&qu,answer_r,0);
326 if (r) adns_cancel(qu);
327
328 return r;
329}
330
331static void *alloc_common(adns_query qu, size_t sz) {
332 allocnode *an;
333
334 if (!sz) return qu; /* Any old pointer will do */
336 an= malloc(MEM_ROUND(MEM_ROUND(sizeof(*an)) + sz));
337 if (!an) return 0;
339 return (byte*)an + MEM_ROUND(sizeof(*an));
340}
341
342void *adns__alloc_interim(adns_query qu, size_t sz) {
343 void *rv;
344
345 sz= MEM_ROUND(sz);
346 rv= alloc_common(qu,sz);
347 if (!rv) return 0;
348 qu->interim_allocd += sz;
349 return rv;
350}
351
352void *adns__alloc_preserved(adns_query qu, size_t sz) {
353 void *rv;
354
355 sz= MEM_ROUND(sz);
356 rv= adns__alloc_interim(qu,sz);
357 if (!rv) return 0;
358 qu->preserved_allocd += sz;
359 return rv;
360}
361
362void *adns__alloc_mine(adns_query qu, size_t sz) {
363 return alloc_common(qu,MEM_ROUND(sz));
364}
365
367 allocnode *an;
368
369 if (!block) return;
370 an= (void*)((byte*)block - MEM_ROUND(sizeof(*an)));
371
373 assert(!from->final_allocspace);
374
375 LIST_UNLINK(from->allocations,an);
377
378 sz= MEM_ROUND(sz);
379 from->interim_allocd -= sz;
380 to->interim_allocd += sz;
381
382 if (to->expires > from->expires) to->expires= from->expires;
383}
384
385void *adns__alloc_final(adns_query qu, size_t sz) {
386 /* When we're in the _final stage, we _subtract_ from interim_alloc'd
387 * each allocation, and use final_allocspace to point to the next free
388 * bit.
389 */
390 void *rp;
391
392 sz= MEM_ROUND(sz);
393 rp= qu->final_allocspace;
394 assert(rp);
395 qu->interim_allocd -= sz;
396 assert(qu->interim_allocd>=0);
397 qu->final_allocspace= (byte*)rp + sz;
398 return rp;
399}
400
402 adns_query cqu, ncqu;
403
404 for (cqu= qu->children.head; cqu; cqu= ncqu) {
405 ncqu= cqu->siblings.next;
406 adns_cancel(cqu);
407 }
408}
409
412 cancel_children(qu);
413 qu->answer->nrrs= 0;
414 qu->answer->rrs.untyped= 0;
416}
417
419 allocnode *an, *ann;
420
421 cancel_children(qu);
422 for (an= qu->allocations.head; an; an= ann) { ann= an->next; free(an); }
424 adns__vbuf_free(&qu->vb);
426 free(qu->query_dgram);
427 qu->query_dgram= 0;
428}
429
432
433 ads= qu->ads;
435 if (qu->parent) LIST_UNLINK_PART(qu->parent->children,qu,siblings.);
436 switch (qu->state) {
437 case query_tosend:
438 LIST_UNLINK(ads->udpw,qu);
439 break;
440 case query_tcpw:
441 LIST_UNLINK(ads->tcpw,qu);
442 break;
443 case query_childw:
444 LIST_UNLINK(ads->childw,qu);
445 break;
446 case query_done:
448 break;
449 default:
450 abort();
451 }
453 free(qu->answer);
454 free(qu);
456}
457
458void adns__update_expires(adns_query qu, unsigned long ttl, struct timeval now) {
459 time_t max;
460
461 assert(ttl <= MAXTTLBELIEVE);
462 max= now.tv_sec + ttl;
463 if (qu->expires < max) return;
464 qu->expires= max;
465}
466
468 adns_answer *ans;
469 int rrn;
470
471 ans= qu->answer;
472
473 if (qu->interim_allocd) {
474 ans= realloc(qu->answer, MEM_ROUND(MEM_ROUND(sizeof(*ans)) + qu->interim_allocd));
475 if (!ans) goto x_nomem;
476 qu->answer= ans;
477 }
478
479 qu->final_allocspace= (byte*)ans + MEM_ROUND(sizeof(*ans));
480 adns__makefinal_str(qu,&ans->cname);
481 adns__makefinal_str(qu,&ans->owner);
482
483 if (ans->nrrs) {
484 adns__makefinal_block(qu, &ans->rrs.untyped, (size_t) ans->nrrs*ans->rrsz);
485
486 for (rrn=0; rrn<ans->nrrs; rrn++)
487 qu->typei->makefinal(qu, ans->rrs.bytes + rrn*ans->rrsz);
488 }
489
491 return;
492
493 x_nomem:
494 qu->preserved_allocd= 0;
495 qu->answer->cname= 0;
496 qu->answer->owner= 0;
497 adns__reset_preserved(qu); /* (but we just threw away the preserved stuff) */
498
501}
502
504 adns_answer *ans;
506
507 cancel_children(qu);
508
509 qu->id= -1;
510 ans= qu->answer;
511
512 if (qu->flags & adns_qf_owner && qu->flags & adns_qf_search &&
513 ans->status != adns_s_nomemory) {
514 if (!save_owner(qu, (char*)qu->search_vb.buf, qu->search_vb.used)) {
516 return;
517 }
518 }
519
520 if (ans->nrrs && qu->typei->diff_needswap) {
521 if (!adns__vbuf_ensure(&qu->vb,qu->typei->rrsz)) {
523 return;
524 }
525 adns__isort(ans->rrs.bytes, ans->nrrs, ans->rrsz,
526 qu->vb.buf,
527 (int(*)(void*, const void*, const void*))qu->typei->diff_needswap,
528 qu->ads);
529 }
530
531 ans->expires= qu->expires;
532 parent= qu->parent;
533 if (parent) {
534 LIST_UNLINK_PART(parent->children,qu,siblings.);
535 LIST_UNLINK(qu->ads->childw,parent);
536 qu->ctx.callback(parent,qu);
538 free(qu->answer);
539 free(qu);
540 } else {
541 makefinal_query(qu);
542 LIST_LINK_TAIL(qu->ads->output,qu);
543 qu->state= query_done;
544 }
545}
546
549 qu->answer->status= stat;
551}
552
553void adns__makefinal_str(adns_query qu, char **strp) {
554 int l;
555 char *before, *after;
556
557 before= *strp;
558 if (!before) return;
559 l= strlen(before)+1;
560 after= adns__alloc_final(qu, (size_t) l);
561 memcpy(after,before,(size_t) l);
562 *strp= after;
563}
564
565void adns__makefinal_block(adns_query qu, void **blpp, size_t sz) {
566 void *before, *after;
567
568 before= *blpp;
569 if (!before) return;
570 after= adns__alloc_final(qu,sz);
571 memcpy(after,before, (size_t) sz);
572 *blpp= after;
573}
void adns__consistency(adns_state ads, adns_query qu, consistency_checks cc)
Definition: check.c:185
#define EINVAL
Definition: acclib.h:90
ACPI_SIZE strlen(const char *String)
Definition: utclib.c:269
char * strchr(const char *String, int ch)
Definition: utclib.c:501
#define stat
Definition: acwin.h:99
void query_done(struct query_node *qun, adns_answer *answer)
Definition: adh-query.c:253
adns_state ads
Definition: adh-query.c:35
adns_rrtype
Definition: adns.h:113
@ adns_r_ptr_raw
Definition: adns.h:130
@ adns_r_ptr
Definition: adns.h:131
ADNS_API int adns_synchronous(adns_state ads, const char *owner, adns_rrtype type, adns_queryflags flags, adns_answer **answer_r)
Definition: query.c:314
ADNS_API int adns_wait(adns_state ads, adns_query *query_io, adns_answer **answer_r, void **context_r)
Definition: event.c:696
adns_status
Definition: adns.h:215
@ adns_s_querydomaintoolong
Definition: adns.h:255
@ adns_s_ok
Definition: adns.h:216
@ adns_s_querydomaininvalid
Definition: adns.h:254
@ adns_s_nomemory
Definition: adns.h:219
@ adns_s_nxdomain
Definition: adns.h:260
adns_queryflags
Definition: adns.h:100
@ adns_qf_search
Definition: adns.h:101
@ adns_qf_owner
Definition: adns.h:103
#define gettimeofday(tv, tz)
Definition: adns_win32.h:159
#define timerclear(tvp)
Definition: rdesktop.h:190
r l[0]
Definition: byte_order.h:168
#define realloc
Definition: debug_ros.c:6
#define free
Definition: debug_ros.c:5
#define malloc
Definition: debug_ros.c:4
#define assert(x)
Definition: debug.h:53
r parent
Definition: btrfs.c:3010
__kernel_time_t time_t
Definition: linux.h:252
#define AF_INET
Definition: tcpip.h:117
time_t now
Definition: finger.c:65
GLuint GLuint GLsizei GLenum type
Definition: gl.h:1545
GLdouble GLdouble GLdouble r
Definition: gl.h:2055
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
GLbitfield flags
Definition: glext.h:7161
GLenum const GLvoid * addr
Definition: glext.h:9621
GLfloat GLfloat p
Definition: glext.h:8902
GLuint id
Definition: glext.h:5910
#define abort()
Definition: i386-dis.c:34
#define memcpy(s1, s2, n)
Definition: mkisofs.h:878
#define sprintf(buf, format,...)
Definition: sprintf.c:55
DWORD zone
Definition: sec_mgr.c:1754
#define ENOSYS
Definition: errno.h:57
#define errno
Definition: errno.h:18
#define LIST_UNLINK_PART(list, node, part)
Definition: dlist.h:34
#define LIST_UNLINK(list, node)
Definition: dlist.h:50
#define LIST_LINK_TAIL(list, node)
Definition: dlist.h:51
#define LINK_INIT(link)
Definition: dlist.h:32
void adns__autosys(adns_state ads, struct timeval now)
Definition: event.c:665
int adns__vbuf_append(vbuf *vb, const byte *data, int len)
Definition: general.c:131
void adns__vbuf_init(vbuf *vb)
Definition: general.c:112
void adns__vbuf_free(vbuf *vb)
Definition: general.c:155
int adns__vbuf_ensure(vbuf *vb, int want)
Definition: general.c:116
void adns__isort(void *array, int nobjs, int sz, void *tempbuf, int(*needswap)(void *context, const void *a, const void *b), void *context)
Definition: general.c:319
int adns__vbuf_appendstr(vbuf *vb, const char *data)
Definition: general.c:149
const typeinfo * adns__findtype(adns_rrtype type)
Definition: types.c:1025
adns_status adns__mkquery(adns_state ads, vbuf *vb, int *id_r, const char *owner, int ol, const typeinfo *typei, adns_queryflags flags)
Definition: transmit.c:81
@ cc_entex
Definition: internal.h:86
#define DNS_MAXDOMAIN
Definition: internal.h:75
#define MAXTTLBELIEVE
Definition: internal.h:70
void adns__query_send(adns_query qu, struct timeval now)
Definition: transmit.c:232
#define MEM_ROUND(sz)
Definition: internal.h:711
void adns__transfer_interim(adns_query from, adns_query to, void *block, size_t sz)
Definition: query.c:366
void * adns__alloc_preserved(adns_query qu, size_t sz)
Definition: query.c:352
static void cancel_children(adns_query qu)
Definition: query.c:401
adns_status adns__internal_submit(adns_state ads, adns_query *query_r, const typeinfo *typei, vbuf *qumsg_vb, int id, adns_queryflags flags, struct timeval now, const qcontext *ctx)
Definition: query.c:111
void * adns__alloc_interim(adns_query qu, size_t sz)
Definition: query.c:342
static int save_owner(adns_query qu, const char *owner, int ol)
Definition: query.c:190
int adns_submit_reverse(adns_state ads, const struct sockaddr *addr, adns_rrtype type, adns_queryflags flags, void *context, adns_query *query_r)
Definition: query.c:304
static void makefinal_query(adns_query qu)
Definition: query.c:467
void adns__query_fail(adns_query qu, adns_status stat)
Definition: query.c:547
static void * alloc_common(adns_query qu, size_t sz)
Definition: query.c:331
void * adns__alloc_mine(adns_query qu, size_t sz)
Definition: query.c:362
void adns__search_next(adns_state ads, adns_query qu, struct timeval now)
Definition: query.c:151
static void query_submit(adns_state ads, adns_query qu, const typeinfo *typei, vbuf *qumsg_vb, int id, adns_queryflags flags, struct timeval now)
Definition: query.c:91
void adns__reset_preserved(adns_query qu)
Definition: query.c:410
static void query_simple(adns_state ads, adns_query qu, const char *owner, int ol, const typeinfo *typei, adns_queryflags flags, struct timeval now)
Definition: query.c:127
void adns_cancel(adns_query qu)
Definition: query.c:430
void * adns__alloc_final(adns_query qu, size_t sz)
Definition: query.c:385
void adns__makefinal_str(adns_query qu, char **strp)
Definition: query.c:553
static adns_query query_alloc(adns_state ads, const typeinfo *typei, adns_queryflags flags, struct timeval now)
Definition: query.c:41
void adns__makefinal_block(adns_query qu, void **blpp, size_t sz)
Definition: query.c:565
static void free_query_allocs(adns_query qu)
Definition: query.c:418
void adns__update_expires(adns_query qu, unsigned long ttl, struct timeval now)
Definition: query.c:458
int adns_submit(adns_state ads, const char *owner, adns_rrtype type, adns_queryflags flags, void *context, adns_query *query_r)
Definition: query.c:204
int adns_submit_reverse_any(adns_state ads, const struct sockaddr *addr, const char *zone, adns_rrtype type, adns_queryflags flags, void *context, adns_query *query_r)
Definition: query.c:271
void adns__query_done(adns_query qu)
Definition: query.c:503
#define memset(x, y, z)
Definition: compat.h:39
CardRegion * from
Definition: spigame.cpp:19
int retries
Definition: internal.h:227
adns_query parent
Definition: internal.h:184
int search_origlen
Definition: internal.h:217
byte * query_dgram
Definition: internal.h:192
struct adns__query::@4235 siblings
const typeinfo * typei
Definition: internal.h:191
adns_query next
Definition: internal.h:184
int search_pos
Definition: internal.h:217
struct timeval timeout
Definition: internal.h:230
int query_dglen
Definition: internal.h:193
int interim_allocd
Definition: internal.h:188
adns_state ads
Definition: internal.h:182
void * final_allocspace
Definition: internal.h:189
enum adns__query::@4233 state
int cname_begin
Definition: internal.h:213
time_t expires
Definition: internal.h:231
unsigned long udpsent
Definition: internal.h:229
byte * cname_dgram
Definition: internal.h:212
int udpnextserver
Definition: internal.h:228
struct adns__query::@4236 allocations
int cname_dglen
Definition: internal.h:213
int search_doneabs
Definition: internal.h:217
struct adns__query::@4234 children
int preserved_allocd
Definition: internal.h:188
vbuf search_vb
Definition: internal.h:216
adns_answer * answer
Definition: internal.h:201
qcontext ctx
Definition: internal.h:233
adns_query back
Definition: internal.h:184
int searchndots
Definition: internal.h:300
struct query_queue udpw tcpw childw output
Definition: internal.h:295
int nsearchlist
Definition: internal.h:300
char ** searchlist
Definition: internal.h:322
int nrrs
Definition: adns.h:316
union adns_answer::@4231 rrs
time_t expires
Definition: adns.h:315
int rrsz
Definition: adns.h:316
adns_status status
Definition: adns.h:311
unsigned char * bytes
Definition: adns.h:319
adns_rrtype type
Definition: adns.h:314
char * cname
Definition: adns.h:312
char * owner
Definition: adns.h:313
void * untyped
Definition: adns.h:318
struct allocnode * next
Definition: internal.h:160
Definition: http.c:7252
Definition: dhcpd.h:125
void(* callback)(adns_query parent, adns_query child)
Definition: internal.h:174
Definition: stat.h:55
int(* diff_needswap)(adns_state ads, const void *datap_a, const void *datap_b)
Definition: internal.h:153
adns_rrtype type
Definition: internal.h:125
void(* makefinal)(adns_query qu, void *data)
Definition: internal.h:130
int rrsz
Definition: internal.h:128
Definition: internal.h:110
int used
Definition: internal.h:111
byte * buf
Definition: internal.h:112
#define max(a, b)
Definition: svc.c:63
#define LIST_INIT(head)
Definition: queue.h:197
__inline int before(__u32 seq1, __u32 seq2)
Definition: tcpcore.h:2390
__inline int after(__u32 seq1, __u32 seq2)
Definition: tcpcore.h:2395
static unsigned int block
Definition: xmlmemory.c:101