YAZ 5.35.1
zoom-memcached.c
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1/* This file is part of the YAZ toolkit.
2 * Copyright (C) Index Data
3 * See the file LICENSE for details.
4 */
9#if HAVE_CONFIG_H
10#include <config.h>
11#endif
12
13#include <assert.h>
14#include <string.h>
15#include <errno.h>
16#include "zoom-p.h"
17
18#include <yaz/yaz-util.h>
19#include <yaz/xmalloc.h>
20#include <yaz/log.h>
21#include <yaz/diagbib1.h>
22
23void ZOOM_memcached_init(ZOOM_connection c)
24{
25#if HAVE_LIBMEMCACHED
26 c->mc_st = 0;
27#endif
28#if HAVE_HIREDIS
29 c->redis_c = 0;
30#endif
31 c->expire_search = 600;
32 c->expire_record = 1200;
33}
34
35void ZOOM_memcached_destroy(ZOOM_connection c)
36{
37#if HAVE_LIBMEMCACHED
38 if (c->mc_st)
39 memcached_free(c->mc_st);
40#endif
41#if HAVE_HIREDIS
42 if (c->redis_c)
43 redisFree(c->redis_c);
44#endif
45}
46
47#if HAVE_LIBMEMCACHED
48static memcached_st *create_memcached(const char *conf,
49 int *expire_search, int *expire_record)
50{
51 char **darray;
52 int i, num;
53 memcached_st *mc = memcached_create(0);
54 NMEM nmem = nmem_create();
55 memcached_return_t rc;
56
57 nmem_strsplit_blank(nmem, conf, &darray, &num);
58 for (i = 0; mc && i < num; i++)
59 {
60 if (!yaz_strncasecmp(darray[i], "--SERVER=", 9))
61 {
62 char *host = darray[i] + 9;
63 char *port = strchr(host, ':');
64 char *weight = strstr(host, "/?");
65 if (port)
66 *port++ = '\0';
67 if (weight)
68 {
69 *weight = '\0';
70 weight += 2;
71 }
72 rc = memcached_server_add(mc, host, port ? atoi(port) : 11211);
73 yaz_log(YLOG_LOG, "memcached_server_add host=%s rc=%u %s",
74 host, (unsigned) rc, memcached_strerror(mc, rc));
75 if (rc != MEMCACHED_SUCCESS)
76 {
77 memcached_free(mc);
78 mc = 0;
79 }
80 }
81 else if (!yaz_strncasecmp(darray[i], "--EXPIRE=", 9))
82 {
83 *expire_search = atoi(darray[i] + 9);
84 *expire_record = 600 + *expire_search;
85 }
86 else
87 {
88 /* bad directive */
89 memcached_free(mc);
90 mc = 0;
91 }
92 }
93 nmem_destroy(nmem);
94 return mc;
95}
96#endif
97
98#if HAVE_HIREDIS
99static redisContext *create_redis(const char *conf,
100 int *expire_search, int *expire_record)
101{
102 char **darray;
103 int i, num;
104 NMEM nmem = nmem_create();
105 redisContext *context = 0;
106
107 nmem_strsplit_blank(nmem, conf, &darray, &num);
108 for (i = 0; i < num; i++)
109 {
110 if (!yaz_strncasecmp(darray[i], "--SERVER=", 9))
111 {
112 struct timeval timeout = { 1, 500000 }; /* 1.5 seconds */
113 char *host = darray[i] + 9;
114 char *port = strchr(host, ':');
115 if (port)
116 *port++ = '\0';
117 context = redisConnectWithTimeout(host,
118 port ? atoi(port) : 6379,
119 timeout);
120 }
121 else if (!yaz_strncasecmp(darray[i], "--EXPIRE=", 9))
122 {
123 *expire_search = atoi(darray[i] + 9);
124 *expire_record = 600 + *expire_search;
125 }
126 }
127 nmem_destroy(nmem);
128 return context;
129}
130#endif
131
132int ZOOM_memcached_configure(ZOOM_connection c)
133{
134 const char *val;
135#if HAVE_HIREDIS
136 if (c->redis_c)
137 {
138 redisFree(c->redis_c);
139 c->redis_c = 0;
140 }
141#endif
142#if HAVE_LIBMEMCACHED
143 if (c->mc_st)
144 {
145 memcached_free(c->mc_st);
146 c->mc_st = 0;
147 }
148#endif
149
150 val = ZOOM_options_get(c->options, "redis");
151 if (val && *val)
152 {
153#if HAVE_HIREDIS
154 c->redis_c = create_redis(val,
155 &c->expire_search, &c->expire_record);
156 if (c->redis_c == 0 || c->redis_c->err)
157 {
158 ZOOM_set_error(c, ZOOM_ERROR_MEMCACHED,
159 "could not create redis");
160 return -1;
161 }
162 return 0; /* don't bother with memcached if redis is enabled */
163#else
164 ZOOM_set_error(c, ZOOM_ERROR_MEMCACHED, "not enabled");
165 return -1;
166#endif
167 }
168 val = ZOOM_options_get(c->options, "memcached");
169 if (val && *val)
170 {
171#if HAVE_LIBMEMCACHED
172 c->mc_st = create_memcached(val, &c->expire_search, &c->expire_record);
173 if (!c->mc_st)
174 {
175 ZOOM_set_error(c, ZOOM_ERROR_MEMCACHED,
176 "could not create memcached");
177 return -1;
178 }
179 memcached_behavior_set(c->mc_st, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, 1);
180#else
181 ZOOM_set_error(c, ZOOM_ERROR_MEMCACHED, "not enabled");
182 return -1;
183#endif
184 }
185 return 0;
186}
187
188static void wrbuf_vary_puts(WRBUF w, const char *v)
189{
190 if (v)
191 {
192 if (strlen(v) > 40)
193 {
194 wrbuf_sha1_puts(w, v, 1);
195 }
196 else
197 {
198 wrbuf_puts(w, v);
199 }
200 }
201}
202
203void ZOOM_memcached_resultset(ZOOM_resultset r, ZOOM_query q)
204{
205 ZOOM_connection c = r->connection;
206
207 r->mc_key = wrbuf_alloc();
208 wrbuf_puts(r->mc_key, "1;");
209 wrbuf_vary_puts(r->mc_key, c->host_port);
210 wrbuf_puts(r->mc_key, ";");
211 wrbuf_vary_puts(r->mc_key, ZOOM_resultset_option_get(r, "extraArgs"));
212 wrbuf_puts(r->mc_key, ";");
213 wrbuf_vary_puts(r->mc_key, c->user);
214 wrbuf_puts(r->mc_key, ";");
215 wrbuf_vary_puts(r->mc_key, c->group);
216 wrbuf_puts(r->mc_key, ";");
217 if (c->password)
218 wrbuf_sha1_puts(r->mc_key, c->password, 1);
219 wrbuf_puts(r->mc_key, ";");
220 {
221 WRBUF w = wrbuf_alloc();
222 ZOOM_query_get_hash(q, w);
223 wrbuf_sha1_puts(r->mc_key, wrbuf_cstr(w), 1);
224 wrbuf_destroy(w);
225 }
226 wrbuf_puts(r->mc_key, ";");
227 wrbuf_vary_puts(r->mc_key, r->req_facets);
228}
229
230void ZOOM_memcached_search(ZOOM_connection c, ZOOM_resultset resultset)
231{
232#if HAVE_HIREDIS
233 if (c->redis_c && resultset->live_set == 0)
234 {
235 redisReply *reply;
236 const char *argv[2];
237
238 argv[0] = "GET";
239 argv[1] = wrbuf_cstr(resultset->mc_key);
240
241 reply = redisCommandArgv(c->redis_c, 2, argv, 0);
242 /* count;precision (ASCII) + '\0' + BER buffer for otherInformation */
243 if (reply && reply->type == REDIS_REPLY_STRING)
244 {
245 char *v = reply->str;
246 int v_len = reply->len;
247 ZOOM_Event event;
248 size_t lead_len = strlen(v) + 1;
249
250 resultset->size = odr_atoi(v);
251
252 yaz_log(YLOG_LOG, "For key %s got value %s lead_len=%d len=%d",
253 wrbuf_cstr(resultset->mc_key), v, (int) lead_len,
254 (int) v_len);
255 if (v_len > lead_len)
256 {
257 Z_OtherInformation *oi = 0;
258 int oi_len = v_len - lead_len;
259 odr_setbuf(resultset->odr, v + lead_len, oi_len, 0);
260 if (!z_OtherInformation(resultset->odr, &oi, 0, 0))
261 {
262 yaz_log(YLOG_WARN, "oi decoding failed");
263 freeReplyObject(reply);
264 return;
265 }
266 ZOOM_handle_search_result(c, resultset, oi);
267 ZOOM_handle_facet_result(c, resultset, oi);
268 }
269 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
270 ZOOM_connection_put_event(c, event);
271 resultset->live_set = 1;
272 }
273 if (reply)
274 freeReplyObject(reply);
275 }
276#endif
277#if HAVE_LIBMEMCACHED
278 if (c->mc_st && resultset->live_set == 0)
279 {
280 size_t v_len;
281 uint32_t flags;
282 memcached_return_t rc;
283 char *v = memcached_get(c->mc_st, wrbuf_buf(resultset->mc_key),
284 wrbuf_len(resultset->mc_key),
285 &v_len, &flags, &rc);
286 /* count;precision (ASCII) + '\0' + BER buffer for otherInformation */
287 if (v)
288 {
289 ZOOM_Event event;
290 size_t lead_len = strlen(v) + 1;
291
292 resultset->size = odr_atoi(v);
293
294 yaz_log(YLOG_LOG, "For key %s got value %s lead_len=%d len=%d",
295 wrbuf_cstr(resultset->mc_key), v, (int) lead_len,
296 (int) v_len);
297 if (v_len > lead_len)
298 {
299 Z_OtherInformation *oi = 0;
300 int oi_len = v_len - lead_len;
301 odr_setbuf(resultset->odr, v + lead_len, oi_len, 0);
302 if (!z_OtherInformation(resultset->odr, &oi, 0, 0))
303 {
304 yaz_log(YLOG_WARN, "oi decoding failed");
305 free(v);
306 return;
307 }
308 ZOOM_handle_search_result(c, resultset, oi);
309 ZOOM_handle_facet_result(c, resultset, oi);
310 }
311 free(v);
312 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
313 ZOOM_connection_put_event(c, event);
314 resultset->live_set = 1;
315 }
316 }
317#endif
318}
319
320#if HAVE_HIREDIS
321static void expire_redis(redisContext *redis_c,
322 const char *buf, size_t len, int exp)
323{
324 redisReply *reply;
325 const char *argv[3];
326 size_t argvlen[3];
327 char key_val[20];
328
329 sprintf(key_val, "%d", exp);
330
331 argv[0] = "EXPIRE";
332 argvlen[0] = 6;
333 argv[1] = buf;
334 argvlen[1] = len;
335 argv[2] = key_val;
336 argvlen[2] = strlen(key_val);
337 reply = redisCommandArgv(redis_c, 3, argv, argvlen);
338 freeReplyObject(reply);
339}
340#endif
341
342void ZOOM_memcached_hitcount(ZOOM_connection c, ZOOM_resultset resultset,
343 Z_OtherInformation *oi, const char *precision)
344{
345#if HAVE_HIREDIS
346 if (c->redis_c && resultset->live_set == 0)
347 {
348 char *str;
349 ODR odr = odr_createmem(ODR_ENCODE);
350 char *oi_buf = 0;
351 int oi_len = 0;
352 char *key;
353
354 str = odr_malloc(odr, 20 + strlen(precision));
355 /* count;precision (ASCII) + '\0' + BER buffer for otherInformation */
356 sprintf(str, ODR_INT_PRINTF ";%s", resultset->size, precision);
357 if (oi)
358 {
359 z_OtherInformation(odr, &oi, 0, 0);
360 oi_buf = odr_getbuf(odr, &oi_len, 0);
361 }
362 key = odr_malloc(odr, strlen(str) + 1 + oi_len);
363 strcpy(key, str);
364 if (oi_len)
365 memcpy(key + strlen(str) + 1, oi_buf, oi_len);
366
367 {
368 redisReply *reply;
369 const char *argv[3];
370 size_t argvlen[3];
371 argv[0] = "SET";
372 argvlen[0] = 3;
373 argv[1] = wrbuf_buf(resultset->mc_key);
374 argvlen[1] = wrbuf_len(resultset->mc_key);
375 argv[2] = key;
376 argvlen[2] = strlen(str) + 1 + oi_len;
377 reply = redisCommandArgv(c->redis_c, 3, argv, argvlen);
378 freeReplyObject(reply);
379 }
380 expire_redis(c->redis_c,
381 wrbuf_buf(resultset->mc_key),
382 wrbuf_len(resultset->mc_key),
383 c->expire_search);
384 odr_destroy(odr);
385 }
386#endif
387#if HAVE_LIBMEMCACHED
388 if (c->mc_st && resultset->live_set == 0)
389 {
390 uint32_t flags = 0;
391 memcached_return_t rc;
392 char *str;
393 ODR odr = odr_createmem(ODR_ENCODE);
394 char *oi_buf = 0;
395 int oi_len = 0;
396 char *key;
397
398 str = odr_malloc(odr, 20 + strlen(precision));
399 /* count;precision (ASCII) + '\0' + BER buffer for otherInformation */
400 sprintf(str, ODR_INT_PRINTF ";%s", resultset->size, precision);
401 if (oi)
402 {
403 z_OtherInformation(odr, &oi, 0, 0);
404 oi_buf = odr_getbuf(odr, &oi_len, 0);
405 }
406 key = odr_malloc(odr, strlen(str) + 1 + oi_len);
407 strcpy(key, str);
408 if (oi_len)
409 memcpy(key + strlen(str) + 1, oi_buf, oi_len);
410
411 rc = memcached_set(c->mc_st,
412 wrbuf_buf(resultset->mc_key),
413 wrbuf_len(resultset->mc_key),
414 key, strlen(str) + 1 + oi_len,
415 c->expire_search, flags);
416 yaz_log(YLOG_LOG, "Store hit count key=%s value=%s oi_len=%d rc=%u %s",
417 wrbuf_cstr(resultset->mc_key), str, oi_len, (unsigned) rc,
418 memcached_strerror(c->mc_st, rc));
419 odr_destroy(odr);
420 }
421#endif
422}
423
424void ZOOM_memcached_add(ZOOM_resultset r, Z_NamePlusRecord *npr,
425 int pos,
426 const char *syntax, const char *elementSetName,
427 const char *schema,
428 Z_SRW_diagnostic *diag)
429{
430#if HAVE_HIREDIS
431 if (r->connection->redis_c &&
432 !diag && npr->which == Z_NamePlusRecord_databaseRecord)
433 {
434 WRBUF k = wrbuf_alloc();
435 WRBUF rec_sha1 = wrbuf_alloc();
436 ODR odr = odr_createmem(ODR_ENCODE);
437 char *rec_buf;
438 int rec_len;
439 const char *argv[3];
440 size_t argvlen[3];
441 redisReply *reply;
442
443 z_NamePlusRecord(odr, &npr, 0, 0);
444 rec_buf = odr_getbuf(odr, &rec_len, 0);
445
446 wrbuf_write(k, wrbuf_buf(r->mc_key), wrbuf_len(r->mc_key));
447 wrbuf_printf(k, ";%d;%s;%s;%s", pos,
448 syntax ? syntax : "",
449 elementSetName ? elementSetName : "",
450 schema ? schema : "");
451
452 wrbuf_sha1_write(rec_sha1, rec_buf, rec_len, 1);
453
454 argv[0] = "SET";
455 argvlen[0] = 3;
456 argv[1] = wrbuf_buf(k);
457 argvlen[1] = wrbuf_len(k);
458 argv[2] = wrbuf_buf(rec_sha1);
459 argvlen[2] = wrbuf_len(rec_sha1);
460
461 reply = redisCommandArgv(r->connection->redis_c, 3, argv, argvlen);
462 yaz_log(YLOG_LOG, "Store record key=%s val=%s",
463 wrbuf_cstr(k), wrbuf_cstr(rec_sha1));
464 freeReplyObject(reply);
465
466 expire_redis(r->connection->redis_c, argv[1], argvlen[1],
467 r->connection->expire_search);
468
469 argv[1] = wrbuf_buf(rec_sha1);
470 argvlen[1] = wrbuf_len(rec_sha1);
471 argv[2] = rec_buf;
472 argvlen[2] = rec_len;
473
474 reply = redisCommandArgv(r->connection->redis_c, 3, argv, argvlen);
475 yaz_log(YLOG_LOG, "Add record key=%s rec_len=%d",
476 wrbuf_cstr(rec_sha1), rec_len);
477 freeReplyObject(reply);
478
479 expire_redis(r->connection->redis_c, argv[1], argvlen[1],
480 r->connection->expire_record);
481
482 odr_destroy(odr);
483 wrbuf_destroy(k);
484 wrbuf_destroy(rec_sha1);
485 }
486#endif
487#if HAVE_LIBMEMCACHED
488 if (r->connection->mc_st &&
489 !diag && npr->which == Z_NamePlusRecord_databaseRecord)
490 {
491 WRBUF k = wrbuf_alloc();
492 WRBUF rec_sha1 = wrbuf_alloc();
493 uint32_t flags = 0;
494 memcached_return_t rc;
495 ODR odr = odr_createmem(ODR_ENCODE);
496 char *rec_buf;
497 int rec_len;
498
499 z_NamePlusRecord(odr, &npr, 0, 0);
500 rec_buf = odr_getbuf(odr, &rec_len, 0);
501
502 wrbuf_write(k, wrbuf_buf(r->mc_key), wrbuf_len(r->mc_key));
503 wrbuf_printf(k, ";%d;%s;%s;%s", pos,
504 syntax ? syntax : "",
505 elementSetName ? elementSetName : "",
506 schema ? schema : "");
507
508 wrbuf_sha1_write(rec_sha1, rec_buf, rec_len, 1);
509
510 rc = memcached_set(r->connection->mc_st,
511 wrbuf_buf(k), wrbuf_len(k),
512 wrbuf_buf(rec_sha1), wrbuf_len(rec_sha1),
513 r->connection->expire_search, flags);
514
515 yaz_log(YLOG_LOG, "Store record key=%s val=%s rc=%u %s",
516 wrbuf_cstr(k), wrbuf_cstr(rec_sha1), (unsigned) rc,
517 memcached_strerror(r->connection->mc_st, rc));
518
519 rc = memcached_add(r->connection->mc_st,
520 wrbuf_buf(rec_sha1), wrbuf_len(rec_sha1),
521 rec_buf, rec_len,
522 r->connection->expire_record, flags);
523
524 yaz_log(YLOG_LOG, "Add record key=%s rec_len=%d rc=%u %s",
525 wrbuf_cstr(rec_sha1), rec_len, (unsigned) rc,
526 memcached_strerror(r->connection->mc_st, rc));
527
528 odr_destroy(odr);
529 wrbuf_destroy(k);
530 wrbuf_destroy(rec_sha1);
531 }
532#endif
533}
534
535Z_NamePlusRecord *ZOOM_memcached_lookup(ZOOM_resultset r, int pos,
536 const char *syntax,
537 const char *elementSetName,
538 const char *schema)
539{
540#if HAVE_HIREDIS
541 if (r->connection && r->connection->redis_c)
542 {
543 WRBUF k = wrbuf_alloc();
544 const char *argv[2];
545 size_t argvlen[2];
546 redisReply *reply1;
547
548 wrbuf_write(k, wrbuf_buf(r->mc_key), wrbuf_len(r->mc_key));
549 wrbuf_printf(k, ";%d;%s;%s;%s", pos,
550 syntax ? syntax : "",
551 elementSetName ? elementSetName : "",
552 schema ? schema : "");
553
554 yaz_log(YLOG_LOG, "Lookup record %s", wrbuf_cstr(k));
555 argv[0] = "GET";
556 argvlen[0] = 3;
557 argv[1] = wrbuf_buf(k);
558 argvlen[1] = wrbuf_len(k);
559 reply1 = redisCommandArgv(r->connection->redis_c, 2, argv, argvlen);
560
561 wrbuf_destroy(k);
562 if (reply1 && reply1->type == REDIS_REPLY_STRING)
563 {
564 redisReply *reply2;
565 char *sha1_buf = reply1->str;
566 int sha1_len = reply1->len;
567
568 yaz_log(YLOG_LOG, "Lookup record %.*s", (int) sha1_len, sha1_buf);
569
570 argv[0] = "GET";
571 argvlen[0] = 3;
572 argv[1] = sha1_buf;
573 argvlen[1] = sha1_len;
574
575 reply2 = redisCommandArgv(r->connection->redis_c, 2, argv, argvlen);
576 if (reply2 && reply2->type == REDIS_REPLY_STRING)
577 {
578 Z_NamePlusRecord *npr = 0;
579 char *v_buf = reply2->str;
580 int v_len = reply2->len;
581
582 odr_setbuf(r->odr, v_buf, v_len, 0);
583 z_NamePlusRecord(r->odr, &npr, 0, 0);
584 if (npr)
585 yaz_log(YLOG_LOG, "returned redis copy");
586 freeReplyObject(reply2);
587 freeReplyObject(reply1);
588 return npr;
589 }
590 freeReplyObject(reply2);
591 }
592 freeReplyObject(reply1);
593 }
594#endif
595#if HAVE_LIBMEMCACHED
596 if (r->connection && r->connection->mc_st)
597 {
598 WRBUF k = wrbuf_alloc();
599 char *sha1_buf;
600 size_t sha1_len;
601 uint32_t flags;
602 memcached_return_t rc;
603
604 wrbuf_write(k, wrbuf_buf(r->mc_key), wrbuf_len(r->mc_key));
605 wrbuf_printf(k, ";%d;%s;%s;%s", pos,
606 syntax ? syntax : "",
607 elementSetName ? elementSetName : "",
608 schema ? schema : "");
609
610 yaz_log(YLOG_LOG, "Lookup record %s", wrbuf_cstr(k));
611 sha1_buf = memcached_get(r->connection->mc_st,
612 wrbuf_buf(k), wrbuf_len(k),
613 &sha1_len, &flags, &rc);
614
615 wrbuf_destroy(k);
616 if (sha1_buf)
617 {
618 size_t v_len;
619 char *v_buf;
620
621 yaz_log(YLOG_LOG, "Lookup record %.*s", (int) sha1_len, sha1_buf);
622 v_buf = memcached_get(r->connection->mc_st, sha1_buf, sha1_len,
623 &v_len, &flags, &rc);
624 free(sha1_buf);
625 if (v_buf)
626 {
627 Z_NamePlusRecord *npr = 0;
628
629 odr_setbuf(r->odr, v_buf, v_len, 0);
630 z_NamePlusRecord(r->odr, &npr, 0, 0);
631 free(v_buf);
632 if (npr)
633 yaz_log(YLOG_LOG, "returned memcached copy");
634 return npr;
635 }
636 }
637 }
638#endif
639 return 0;
640
641}
642/*
643 * Local variables:
644 * c-basic-offset: 4
645 * c-file-style: "Stroustrup"
646 * indent-tabs-mode: nil
647 * End:
648 * vim: shiftwidth=4 tabstop=8 expandtab
649 */
650
free
void free(void *)
diagbib1.h
Diagnostics: Generated by csvtodiag.tcl from ./bib1.csv.
errno.h
Header for errno utilities.
yaz_log
void yaz_log(int level, const char *fmt,...)
Writes log message.
Definition log.c:487
log.h
Logging utility.
YLOG_WARN
#define YLOG_WARN
log level: warning
Definition log.h:46
YLOG_LOG
#define YLOG_LOG
log level: log (regular)
Definition log.h:48
yaz_strncasecmp
int yaz_strncasecmp(const char *s1, const char *s2, size_t n)
ala strncasecmp - no locale
Definition matchstr.c:26
nmem_create
NMEM nmem_create(void)
returns new NMEM handle
Definition nmem.c:181
nmem_destroy
void nmem_destroy(NMEM n)
destroys NMEM handle and memory associated with it
Definition nmem.c:204
nmem_strsplit_blank
void nmem_strsplit_blank(NMEM nmem, const char *dstr, char ***darray, int *num)
splits string into sub strings delimited by blanks
Definition nmemsdup.c:55
odr_getbuf
char * odr_getbuf(ODR o, int *len, int *size)
Definition odr.c:277
odr_createmem
ODR odr_createmem(int direction)
Definition odr.c:200
odr_setbuf
void odr_setbuf(ODR o, char *buf, int len, int can_grow)
Definition odr.c:267
odr_destroy
void odr_destroy(ODR o)
Definition odr.c:253
ODR_INT_PRINTF
#define ODR_INT_PRINTF
Definition odr.h:49
ODR_ENCODE
#define ODR_ENCODE
Definition odr.h:96
odr_malloc
void * odr_malloc(ODR o, size_t size)
Definition odr_mem.c:31
odr_atoi
Odr_int odr_atoi(const char *s)
Definition odr_mem.c:146
ZOOM_Event_p
Definition zoom-event.c:36
ZOOM_connection_p
Definition zoom-p.h:65
ZOOM_connection_p::expire_record
int expire_record
Definition zoom-p.h:126
ZOOM_connection_p::expire_search
int expire_search
Definition zoom-p.h:125
ZOOM_connection_p::password
char * password
Definition zoom-p.h:96
ZOOM_connection_p::group
char * group
Definition zoom-p.h:95
ZOOM_connection_p::options
ZOOM_options options
Definition zoom-p.h:107
ZOOM_connection_p::user
char * user
Definition zoom-p.h:94
ZOOM_connection_p::host_port
char * host_port
Definition zoom-p.h:68
ZOOM_query_p
Definition zoom-query.c:33
ZOOM_resultset_p
Definition zoom-p.h:133
ZOOM_resultset_p::req_facets
char * req_facets
Definition zoom-p.h:152
ZOOM_resultset_p::live_set
int live_set
Definition zoom-p.h:157
ZOOM_resultset_p::size
Odr_int size
Definition zoom-p.h:137
ZOOM_resultset_p::odr
ODR odr
Definition zoom-p.h:141
ZOOM_resultset_p::mc_key
WRBUF mc_key
Definition zoom-p.h:156
ZOOM_resultset_p::connection
ZOOM_connection connection
Definition zoom-p.h:144
Z_NamePlusRecord
Definition z-core.h:704
Z_NamePlusRecord::which
int which
Definition z-core.h:706
Z_OtherInformation
Definition z-core.h:1294
Z_SRW_diagnostic
Definition srw.h:63
nmem_control
Definition nmem.c:50
odr
Definition odr.h:125
wrbuf
string buffer
Definition wrbuf.h:43
wrbuf_destroy
void wrbuf_destroy(WRBUF b)
destroy WRBUF and its buffer
Definition wrbuf.c:38
wrbuf_cstr
const char * wrbuf_cstr(WRBUF b)
returns WRBUF content as C-string
Definition wrbuf.c:299
wrbuf_alloc
WRBUF wrbuf_alloc(void)
construct WRBUF
Definition wrbuf.c:25
wrbuf_printf
void wrbuf_printf(WRBUF b, const char *fmt,...)
writes printf result to WRBUF
Definition wrbuf.c:189
wrbuf_puts
void wrbuf_puts(WRBUF b, const char *buf)
appends C-string to WRBUF
Definition wrbuf.c:89
wrbuf_write
void wrbuf_write(WRBUF b, const char *buf, size_t size)
append constant size buffer to WRBUF
Definition wrbuf.c:68
wrbuf_buf
#define wrbuf_buf(b)
Definition wrbuf.h:270
wrbuf_len
#define wrbuf_len(b)
Definition wrbuf.h:269
wrbuf_sha1_puts
int wrbuf_sha1_puts(WRBUF b, const char *cp, int hexit)
writes SHA1 text to WRBUF
Definition wrbuf_sha1.c:214
wrbuf_sha1_write
int wrbuf_sha1_write(WRBUF b, const char *cp, size_t sz, int hexit)
writes SHA1 text to WRBUF
Definition wrbuf_sha1.c:194
xmalloc.h
Header for memory handling functions.
yaz-util.h
Header for common YAZ utilities.
Z_NamePlusRecord_databaseRecord
#define Z_NamePlusRecord_databaseRecord
Definition z-core.h:713
z_OtherInformation
int z_OtherInformation(ODR o, Z_OtherInformation **p, int opt, const char *name)
Definition z-core.c:1545
z_NamePlusRecord
int z_NamePlusRecord(ODR o, Z_NamePlusRecord **p, int opt, const char *name)
Definition z-core.c:593
ZOOM_set_error
void ZOOM_set_error(ZOOM_connection c, int error, const char *addinfo)
Definition zoom-c.c:98
ZOOM_Event_create
ZOOM_Event ZOOM_Event_create(int kind)
Definition zoom-event.c:42
ZOOM_connection_put_event
void ZOOM_connection_put_event(ZOOM_connection c, ZOOM_Event event)
Definition zoom-event.c:73
ZOOM_memcached_destroy
void ZOOM_memcached_destroy(ZOOM_connection c)
Definition zoom-memcached.c:35
ZOOM_memcached_configure
int ZOOM_memcached_configure(ZOOM_connection c)
Definition zoom-memcached.c:132
ZOOM_memcached_lookup
Z_NamePlusRecord * ZOOM_memcached_lookup(ZOOM_resultset r, int pos, const char *syntax, const char *elementSetName, const char *schema)
Definition zoom-memcached.c:535
ZOOM_memcached_hitcount
void ZOOM_memcached_hitcount(ZOOM_connection c, ZOOM_resultset resultset, Z_OtherInformation *oi, const char *precision)
Definition zoom-memcached.c:342
ZOOM_memcached_add
void ZOOM_memcached_add(ZOOM_resultset r, Z_NamePlusRecord *npr, int pos, const char *syntax, const char *elementSetName, const char *schema, Z_SRW_diagnostic *diag)
Definition zoom-memcached.c:424
wrbuf_vary_puts
static void wrbuf_vary_puts(WRBUF w, const char *v)
Definition zoom-memcached.c:188
ZOOM_memcached_resultset
void ZOOM_memcached_resultset(ZOOM_resultset r, ZOOM_query q)
Definition zoom-memcached.c:203
ZOOM_memcached_init
void ZOOM_memcached_init(ZOOM_connection c)
Definition zoom-memcached.c:23
ZOOM_memcached_search
void ZOOM_memcached_search(ZOOM_connection c, ZOOM_resultset resultset)
Definition zoom-memcached.c:230
zoom-p.h
Internal header for ZOOM implementation.
ZOOM_handle_search_result
void ZOOM_handle_search_result(ZOOM_connection c, ZOOM_resultset resultset, Z_OtherInformation *o)
Definition zoom-z3950.c:1266
ZOOM_handle_facet_result
void ZOOM_handle_facet_result(ZOOM_connection c, ZOOM_resultset r, Z_OtherInformation *o)
Definition zoom-z3950.c:1211
ZOOM_query_get_hash
void ZOOM_query_get_hash(ZOOM_query s, WRBUF w)
Definition zoom-query.c:144
ZOOM_ERROR_MEMCACHED
#define ZOOM_ERROR_MEMCACHED
Definition zoom.h:146
ZOOM_resultset_option_get
ZOOM_resultset_option_get(ZOOM_resultset r, const char *key)
Definition zoom-c.c:1832
ZOOM_options_get
ZOOM_options_get(ZOOM_options opt, const char *name)
Definition zoom-opt.c:216
ZOOM_EVENT_RECV_SEARCH
#define ZOOM_EVENT_RECV_SEARCH
Definition zoom.h:160
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