2 * Copyright (C) 1995-2007, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.154 2008-01-28 09:51:02 adam Exp $
9 * \brief Implements ZOOM C interface.
17 #include <yaz/yaz-util.h>
18 #include <yaz/xmalloc.h>
19 #include <yaz/otherinfo.h>
21 #include <yaz/pquery.h>
22 #include <yaz/marcdisp.h>
23 #include <yaz/diagbib1.h>
24 #include <yaz/charneg.h>
29 #include <yaz/query-charset.h>
30 #include <yaz/copy_types.h>
31 #include <yaz/snprintf.h>
33 static int log_api = 0;
34 static int log_details = 0;
41 static void resultset_destroy(ZOOM_resultset r);
42 static zoom_ret ZOOM_connection_send_init(ZOOM_connection c);
43 static zoom_ret do_write_ex(ZOOM_connection c, char *buf_out, int len_out);
44 static char *cql2pqf(ZOOM_connection c, const char *cql);
48 * This wrapper is just for logging failed lookups. It would be nicer
49 * if it could cause failure when a lookup fails, but that's hard.
51 static Odr_oid *zoom_yaz_str_to_z3950oid(ZOOM_connection c,
52 oid_class oid_class, const char *str) {
53 Odr_oid *res = yaz_string_to_oid_odr(yaz_oid_std(), oid_class, str,
56 yaz_log(YLOG_WARN, "%p OID lookup (%d, '%s') failed",
57 c, (int) oid_class, str);
62 static void initlog(void)
64 static int log_level_initialized = 0;
65 if (!log_level_initialized)
67 log_api = yaz_log_module_level("zoom");
68 log_details = yaz_log_module_level("zoomdetails");
69 log_level_initialized = 1;
73 static ZOOM_Event ZOOM_Event_create(int kind)
75 ZOOM_Event event = (ZOOM_Event) xmalloc(sizeof(*event));
79 yaz_log(log_details, "ZOOM_Event_create(kind=%d)", kind);
83 static void ZOOM_Event_destroy(ZOOM_Event event)
88 static void ZOOM_connection_put_event(ZOOM_connection c, ZOOM_Event event)
92 c->m_queue_back->prev = event;
93 assert(c->m_queue_front);
97 assert(!c->m_queue_front);
98 c->m_queue_front = event;
100 event->next = c->m_queue_back;
102 c->m_queue_back = event;
105 static ZOOM_Event ZOOM_connection_get_event(ZOOM_connection c)
107 ZOOM_Event event = c->m_queue_front;
110 c->last_event = ZOOM_EVENT_NONE;
113 assert(c->m_queue_back);
114 c->m_queue_front = event->prev;
115 if (c->m_queue_front)
117 assert(c->m_queue_back);
118 c->m_queue_front->next = 0;
122 c->last_event = event->kind;
126 static void ZOOM_connection_remove_events(ZOOM_connection c)
129 while ((event = ZOOM_connection_get_event(c)))
130 ZOOM_Event_destroy(event);
133 ZOOM_API(int) ZOOM_connection_peek_event(ZOOM_connection c)
135 ZOOM_Event event = c->m_queue_front;
137 return event ? event->kind : ZOOM_EVENT_NONE;
140 void ZOOM_connection_remove_tasks(ZOOM_connection c);
142 static void set_dset_error(ZOOM_connection c, int error,
144 const char *addinfo, const char *addinfo2)
151 if (!c->diagset || strcmp(dset, c->diagset))
154 c->diagset = xstrdup(dset);
155 /* remove integer part from SRW diagset .. */
156 if ((cp = strrchr(c->diagset, '/')))
159 if (addinfo && addinfo2)
161 c->addinfo = (char*) xmalloc(strlen(addinfo) + strlen(addinfo2) + 2);
162 strcpy(c->addinfo, addinfo);
163 strcat(c->addinfo, addinfo2);
166 c->addinfo = xstrdup(addinfo);
167 if (error != ZOOM_ERROR_NONE)
169 yaz_log(log_api, "%p set_dset_error %s %s:%d %s %s",
170 c, c->host_port ? c->host_port : "<>", dset, error,
171 addinfo ? addinfo : "",
172 addinfo2 ? addinfo2 : "");
173 ZOOM_connection_remove_tasks(c);
177 static int uri_to_code(const char *uri)
181 if ((cp = strrchr(uri, '/')))
187 static void set_HTTP_error(ZOOM_connection c, int error,
188 const char *addinfo, const char *addinfo2)
190 set_dset_error(c, error, "HTTP", addinfo, addinfo2);
193 static void set_SRU_error(ZOOM_connection c, Z_SRW_diagnostic *d)
195 const char *uri = d->uri;
197 set_dset_error(c, uri_to_code(uri), uri, d->details, 0);
203 static void set_ZOOM_error(ZOOM_connection c, int error,
206 set_dset_error(c, error, "ZOOM", addinfo, 0);
209 static void clear_error(ZOOM_connection c)
212 * If an error is tied to an operation then it's ok to clear: for
213 * example, a diagnostic returned from a search is cleared by a
214 * subsequent search. However, problems such as Connection Lost
215 * or Init Refused are not cleared, because they are not
216 * recoverable: doing another search doesn't help.
219 ZOOM_connection_remove_events(c);
222 case ZOOM_ERROR_CONNECT:
223 case ZOOM_ERROR_MEMORY:
224 case ZOOM_ERROR_DECODE:
225 case ZOOM_ERROR_CONNECTION_LOST:
226 case ZOOM_ERROR_INIT:
227 case ZOOM_ERROR_INTERNAL:
228 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
231 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
235 void ZOOM_connection_show_task(ZOOM_task task)
239 case ZOOM_TASK_SEARCH:
240 yaz_log(YLOG_LOG, "search p=%p", task);
242 case ZOOM_TASK_RETRIEVE:
243 yaz_log(YLOG_LOG, "retrieve p=%p", task);
245 case ZOOM_TASK_CONNECT:
246 yaz_log(YLOG_LOG, "connect p=%p", task);
249 yaz_log(YLOG_LOG, "scant p=%p", task);
254 void ZOOM_connection_show_tasks(ZOOM_connection c)
257 yaz_log(YLOG_LOG, "connection p=%p tasks", c);
258 for (task = c->tasks; task; task = task->next)
259 ZOOM_connection_show_task(task);
262 ZOOM_task ZOOM_connection_add_task(ZOOM_connection c, int which)
264 ZOOM_task *taskp = &c->tasks;
266 taskp = &(*taskp)->next;
267 *taskp = (ZOOM_task) xmalloc(sizeof(**taskp));
268 (*taskp)->running = 0;
269 (*taskp)->which = which;
275 ZOOM_API(int) ZOOM_connection_is_idle(ZOOM_connection c)
277 return c->tasks ? 0 : 1;
280 ZOOM_task ZOOM_connection_insert_task(ZOOM_connection c, int which)
282 ZOOM_task task = (ZOOM_task) xmalloc(sizeof(*task));
284 task->next = c->tasks;
293 void ZOOM_connection_remove_task(ZOOM_connection c)
295 ZOOM_task task = c->tasks;
299 c->tasks = task->next;
302 case ZOOM_TASK_SEARCH:
303 resultset_destroy(task->u.search.resultset);
304 xfree(task->u.search.syntax);
305 xfree(task->u.search.elementSetName);
307 case ZOOM_TASK_RETRIEVE:
308 resultset_destroy(task->u.retrieve.resultset);
309 xfree(task->u.retrieve.syntax);
310 xfree(task->u.retrieve.elementSetName);
312 case ZOOM_TASK_CONNECT:
315 ZOOM_scanset_destroy(task->u.scan.scan);
317 case ZOOM_TASK_PACKAGE:
318 ZOOM_package_destroy(task->u.package);
321 resultset_destroy(task->u.sort.resultset);
322 ZOOM_query_destroy(task->u.sort.q);
331 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_END);
332 ZOOM_connection_put_event(c, event);
337 static int ZOOM_connection_exec_task(ZOOM_connection c);
339 void ZOOM_connection_remove_tasks(ZOOM_connection c)
342 ZOOM_connection_remove_task(c);
345 static ZOOM_record record_cache_lookup(ZOOM_resultset r, int pos,
347 const char *elementSetName);
349 ZOOM_API(ZOOM_connection)
350 ZOOM_connection_create(ZOOM_options options)
352 ZOOM_connection c = (ZOOM_connection) xmalloc(sizeof(*c));
356 yaz_log(log_api, "%p ZOOM_connection_create", c);
358 c->proto = PROTO_Z3950;
360 ZOOM_connection_set_mask(c, 0);
362 c->state = STATE_IDLE;
365 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
372 c->options = ZOOM_options_create_with_parent(options);
378 c->charset = c->lang = 0;
389 c->maximum_record_size = 0;
390 c->preferred_message_size = 0;
392 c->odr_in = odr_createmem(ODR_DECODE);
393 c->odr_out = odr_createmem(ODR_ENCODE);
396 c->support_named_resultsets = 0;
397 c->last_event = ZOOM_EVENT_NONE;
399 c->m_queue_front = 0;
407 /* set database names. Take local databases (if set); otherwise
408 take databases given in ZURL (if set); otherwise use Default */
409 static char **set_DatabaseNames(ZOOM_connection con, ZOOM_options options,
412 char **databaseNames;
413 const char *cp = ZOOM_options_get(options, "databaseName");
415 if ((!cp || !*cp) && con->host_port)
417 if (strncmp(con->host_port, "unix:", 5) == 0)
418 cp = strchr(con->host_port+5, ':');
420 cp = strchr(con->host_port, '/');
426 nmem_strsplit(odr_getmem(odr), "+", cp, &databaseNames, num);
427 return databaseNames;
430 ZOOM_API(ZOOM_connection)
431 ZOOM_connection_new(const char *host, int portnum)
433 ZOOM_connection c = ZOOM_connection_create(0);
435 ZOOM_connection_connect(c, host, portnum);
439 static zoom_sru_mode get_sru_mode_from_string(const char *s)
442 return zoom_sru_soap;
443 if (!yaz_matchstr(s, "soap"))
444 return zoom_sru_soap;
445 else if (!yaz_matchstr(s, "get"))
447 else if (!yaz_matchstr(s, "post"))
448 return zoom_sru_post;
449 return zoom_sru_error;
453 ZOOM_connection_connect(ZOOM_connection c,
454 const char *host, int portnum)
461 yaz_log(log_api, "%p ZOOM_connection_connect host=%s portnum=%d",
462 c, host ? host : "null", portnum);
464 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
465 ZOOM_connection_remove_tasks(c);
469 yaz_log(log_details, "%p ZOOM_connection_connect reconnect ok", c);
473 yaz_log(log_details, "%p ZOOM_connection_connect connect", c);
476 val = ZOOM_options_get(c->options, "proxy");
479 yaz_log(log_details, "%p ZOOM_connection_connect proxy=%s", c, val);
480 c->proxy = xstrdup(val);
485 val = ZOOM_options_get(c->options, "charset");
488 yaz_log(log_details, "%p ZOOM_connection_connect charset=%s", c, val);
489 c->charset = xstrdup(val);
493 val = ZOOM_options_get(c->options, "lang");
496 yaz_log(log_details, "%p ZOOM_connection_connect lang=%s", c, val);
497 c->lang = xstrdup(val);
508 sprintf(hostn, "%.80s:%d", host, portnum);
509 c->host_port = xstrdup(hostn);
512 c->host_port = xstrdup(host);
517 * If the "<scheme>:" part of the host string is preceded by one
518 * or more comma-separated <name>=<value> pairs, these are taken
519 * to be options to be set on the connection object. Among other
520 * applications, this facility can be used to embed authentication
522 * user=admin,password=secret,tcp:localhost:9999
524 char *remainder = c->host_port;
525 char *pcolon = strchr(remainder, ':');
528 while ((pcomma = strchr(remainder, ',')) != 0 &&
529 (pcolon == 0 || pcomma < pcolon)) {
531 if ((pequals = strchr(remainder, '=')) != 0) {
533 /*printf("# setting '%s'='%s'\n", remainder, pequals+1);*/
534 ZOOM_connection_option_set(c, remainder, pequals+1);
536 remainder = pcomma+1;
539 if (remainder != c->host_port) {
541 c->host_port = xstrdup(remainder);
542 /*printf("# reset hp='%s'\n", remainder);*/
546 val = ZOOM_options_get(c->options, "sru");
547 c->sru_mode = get_sru_mode_from_string(val);
549 xfree(c->sru_version);
550 val = ZOOM_options_get(c->options, "sru_version");
551 c->sru_version = xstrdup(val ? val : "1.2");
553 ZOOM_options_set(c->options, "host", c->host_port);
555 xfree(c->cookie_out);
557 val = ZOOM_options_get(c->options, "cookie");
560 yaz_log(log_details, "%p ZOOM_connection_connect cookie=%s", c, val);
561 c->cookie_out = xstrdup(val);
566 val = ZOOM_options_get(c->options, "clientIP");
569 yaz_log(log_details, "%p ZOOM_connection_connect clientIP=%s",
571 c->client_IP = xstrdup(val);
576 val = ZOOM_options_get(c->options, "group");
578 c->group = xstrdup(val);
582 val = ZOOM_options_get(c->options, "user");
584 c->user = xstrdup(val);
588 val = ZOOM_options_get(c->options, "password");
590 val = ZOOM_options_get(c->options, "pass");
593 c->password = xstrdup(val);
595 c->maximum_record_size =
596 ZOOM_options_get_int(c->options, "maximumRecordSize", 1024*1024);
597 c->preferred_message_size =
598 ZOOM_options_get_int(c->options, "preferredMessageSize", 1024*1024);
600 c->async = ZOOM_options_get_bool(c->options, "async", 0);
601 yaz_log(log_details, "%p ZOOM_connection_connect async=%d", c, c->async);
603 task = ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
607 while (ZOOM_event(1, &c))
613 ZOOM_query_create(void)
615 ZOOM_query s = (ZOOM_query) xmalloc(sizeof(*s));
617 yaz_log(log_details, "%p ZOOM_query_create", s);
621 s->odr = odr_createmem(ODR_ENCODE);
628 ZOOM_query_destroy(ZOOM_query s)
634 yaz_log(log_details, "%p ZOOM_query_destroy count=%d", s, s->refcount);
635 if (s->refcount == 0)
643 ZOOM_query_prefix(ZOOM_query s, const char *str)
645 s->query_string = odr_strdup(s->odr, str);
646 s->z_query = (Z_Query *) odr_malloc(s->odr, sizeof(*s->z_query));
647 s->z_query->which = Z_Query_type_1;
648 s->z_query->u.type_1 = p_query_rpn(s->odr, str);
649 if (!s->z_query->u.type_1)
651 yaz_log(log_details, "%p ZOOM_query_prefix str=%s failed", s, str);
655 yaz_log(log_details, "%p ZOOM_query_prefix str=%s", s, str);
660 ZOOM_query_cql(ZOOM_query s, const char *str)
664 s->query_string = odr_strdup(s->odr, str);
666 ext = (Z_External *) odr_malloc(s->odr, sizeof(*ext));
667 ext->direct_reference = odr_oiddup(s->odr, yaz_oid_userinfo_cql);
668 ext->indirect_reference = 0;
670 ext->which = Z_External_CQL;
671 ext->u.cql = s->query_string;
673 s->z_query = (Z_Query *) odr_malloc(s->odr, sizeof(*s->z_query));
674 s->z_query->which = Z_Query_type_104;
675 s->z_query->u.type_104 = ext;
677 yaz_log(log_details, "%p ZOOM_query_cql str=%s", s, str);
683 * Translate the CQL string client-side into RPN which is passed to
684 * the server. This is useful for server's that don't themselves
685 * support CQL, for which ZOOM_query_cql() is useless. `conn' is used
686 * only as a place to stash diagnostics if compilation fails; if this
687 * information is not needed, a null pointer may be used.
690 ZOOM_query_cql2rpn(ZOOM_query s, const char *str, ZOOM_connection conn)
694 ZOOM_connection freeme = 0;
696 yaz_log(log_details, "%p ZOOM_query_cql2rpn str=%s conn=%p", s, str, conn);
698 conn = freeme = ZOOM_connection_create(0);
700 rpn = cql2pqf(conn, str);
702 ZOOM_connection_destroy(freeme);
706 ret = ZOOM_query_prefix(s, rpn);
712 * Analogous in every way to ZOOM_query_cql2rpn(), except that there
713 * is no analogous ZOOM_query_ccl() that just sends uninterpreted CCL
714 * to the server, as the YAZ GFS doesn't know how to handle this.
717 ZOOM_query_ccl2rpn(ZOOM_query s, const char *str, const char *config,
718 int *ccl_error, const char **error_string,
722 struct ccl_rpn_node *rpn;
723 CCL_bibset bibset = ccl_qual_mk();
726 ccl_qual_buf(bibset, config);
728 rpn = ccl_find_str(bibset, str, ccl_error, error_pos);
731 *error_string = ccl_err_msg(*ccl_error);
736 WRBUF wr = wrbuf_alloc();
739 ret = ZOOM_query_prefix(s, wrbuf_cstr(wr));
742 ccl_qual_rm(&bibset);
747 ZOOM_query_sortby(ZOOM_query s, const char *criteria)
749 s->sort_spec = yaz_sort_spec(s->odr, criteria);
752 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s failed",
756 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s", s, criteria);
760 static zoom_ret do_write(ZOOM_connection c);
763 ZOOM_connection_destroy(ZOOM_connection c)
768 yaz_log(log_api, "%p ZOOM_connection_destroy", c);
771 for (r = c->resultsets; r; r = r->next)
777 odr_destroy(c->odr_in);
778 odr_destroy(c->odr_out);
779 ZOOM_options_destroy(c->options);
780 ZOOM_connection_remove_tasks(c);
781 ZOOM_connection_remove_events(c);
787 xfree(c->cookie_out);
793 xfree(c->sru_version);
797 void ZOOM_resultset_addref(ZOOM_resultset r)
802 yaz_log(log_details, "%p ZOOM_resultset_addref count=%d",
807 ZOOM_resultset ZOOM_resultset_create(void)
810 ZOOM_resultset r = (ZOOM_resultset) xmalloc(sizeof(*r));
814 yaz_log(log_details, "%p ZOOM_resultset_create", r);
817 r->odr = odr_createmem(ODR_ENCODE);
822 for (i = 0; i<RECORD_HASH_SIZE; i++)
823 r->record_hash[i] = 0;
828 r->databaseNames = 0;
829 r->num_databaseNames = 0;
833 ZOOM_API(ZOOM_resultset)
834 ZOOM_connection_search_pqf(ZOOM_connection c, const char *q)
837 ZOOM_query s = ZOOM_query_create();
839 ZOOM_query_prefix(s, q);
841 r = ZOOM_connection_search(c, s);
842 ZOOM_query_destroy(s);
846 ZOOM_API(ZOOM_resultset)
847 ZOOM_connection_search(ZOOM_connection c, ZOOM_query q)
849 ZOOM_resultset r = ZOOM_resultset_create();
853 const char *syntax, *elementSetName;
855 yaz_log(log_api, "%p ZOOM_connection_search set %p query %p", c, r, q);
856 r->r_sort_spec = q->sort_spec;
859 r->options = ZOOM_options_create_with_parent(c->options);
861 start = ZOOM_options_get_int(r->options, "start", 0);
862 count = ZOOM_options_get_int(r->options, "count", 0);
864 /* If "presentChunk" is defined use that; otherwise "step" */
865 const char *cp = ZOOM_options_get(r->options, "presentChunk");
866 r->step = ZOOM_options_get_int(r->options,
867 (cp != 0 ? "presentChunk": "step"), 0);
869 r->piggyback = ZOOM_options_get_bool(r->options, "piggyback", 1);
870 cp = ZOOM_options_get(r->options, "setname");
872 r->setname = xstrdup(cp);
873 cp = ZOOM_options_get(r->options, "schema");
875 r->schema = xstrdup(cp);
877 r->databaseNames = set_DatabaseNames(c, c->options, &r->num_databaseNames,
882 r->next = c->resultsets;
887 if (c->host_port && c->proto == PROTO_HTTP)
891 yaz_log(log_details, "ZOOM_connection_search: no comstack");
892 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
896 yaz_log(log_details, "ZOOM_connection_search: reconnect");
901 task = ZOOM_connection_add_task(c, ZOOM_TASK_SEARCH);
902 task->u.search.resultset = r;
903 task->u.search.start = start;
904 task->u.search.count = count;
906 syntax = ZOOM_options_get(r->options, "preferredRecordSyntax");
907 task->u.search.syntax = syntax ? xstrdup(syntax) : 0;
908 elementSetName = ZOOM_options_get(r->options, "elementSetName");
909 task->u.search.elementSetName = elementSetName
910 ? xstrdup(elementSetName) : 0;
912 ZOOM_resultset_addref(r);
918 while (ZOOM_event(1, &c))
925 ZOOM_resultset_sort(ZOOM_resultset r,
926 const char *sort_type, const char *sort_spec)
928 (void) ZOOM_resultset_sort1(r, sort_type, sort_spec);
932 ZOOM_resultset_sort1(ZOOM_resultset r,
933 const char *sort_type, const char *sort_spec)
935 ZOOM_connection c = r->connection;
939 newq = ZOOM_query_create();
940 if (ZOOM_query_sortby(newq, sort_spec) < 0)
943 yaz_log(log_api, "%p ZOOM_resultset_sort r=%p sort_type=%s sort_spec=%s",
944 r, r, sort_type, sort_spec);
948 if (c->host_port && c->proto == PROTO_HTTP)
952 yaz_log(log_details, "%p ZOOM_resultset_sort: no comstack", r);
953 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
957 yaz_log(log_details, "%p ZOOM_resultset_sort: prepare reconnect",
963 ZOOM_resultset_cache_reset(r);
964 task = ZOOM_connection_add_task(c, ZOOM_TASK_SORT);
965 task->u.sort.resultset = r;
966 task->u.sort.q = newq;
968 ZOOM_resultset_addref(r);
972 while (ZOOM_event(1, &c))
980 ZOOM_resultset_cache_reset(ZOOM_resultset r)
983 for (i = 0; i<RECORD_HASH_SIZE; i++)
985 ZOOM_record_cache rc;
986 for (rc = r->record_hash[i]; rc; rc = rc->next)
988 if (rc->rec.wrbuf_marc)
989 wrbuf_destroy(rc->rec.wrbuf_marc);
990 if (rc->rec.wrbuf_iconv)
991 wrbuf_destroy(rc->rec.wrbuf_iconv);
992 if (rc->rec.wrbuf_opac)
993 wrbuf_destroy(rc->rec.wrbuf_opac);
995 r->record_hash[i] = 0;
1000 ZOOM_resultset_destroy(ZOOM_resultset r)
1002 resultset_destroy(r);
1005 static void resultset_destroy(ZOOM_resultset r)
1010 yaz_log(log_details, "%p ZOOM_resultset_destroy r=%p count=%d",
1012 if (r->refcount == 0)
1014 ZOOM_resultset_cache_reset(r);
1018 /* remove ourselves from the resultsets in connection */
1019 ZOOM_resultset *rp = &r->connection->resultsets;
1022 assert(*rp); /* we must be in this list!! */
1024 { /* OK, we're here - take us out of it */
1031 ZOOM_query_destroy(r->query);
1032 ZOOM_options_destroy(r->options);
1033 odr_destroy(r->odr);
1041 ZOOM_resultset_size(ZOOM_resultset r)
1043 yaz_log(log_details, "ZOOM_resultset_size r=%p count=%d",
1048 static void do_close(ZOOM_connection c)
1053 ZOOM_connection_set_mask(c, 0);
1054 c->state = STATE_IDLE;
1057 static int ZOOM_test_reconnect(ZOOM_connection c)
1061 if (!c->reconnect_ok)
1064 c->reconnect_ok = 0;
1065 c->tasks->running = 0;
1066 ZOOM_connection_insert_task(c, ZOOM_TASK_CONNECT);
1068 event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
1069 ZOOM_connection_put_event(c, event);
1074 static void ZOOM_resultset_retrieve(ZOOM_resultset r,
1075 int force_sync, int start, int count)
1080 const char *syntax, *elementSetName;
1084 yaz_log(log_details, "%p ZOOM_resultset_retrieve force_sync=%d start=%d"
1085 " count=%d", r, force_sync, start, count);
1090 if (c->host_port && c->proto == PROTO_HTTP)
1094 yaz_log(log_details, "%p ZOOM_resultset_retrieve: no comstack", r);
1095 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
1099 yaz_log(log_details, "%p ZOOM_resultset_retrieve: prepare "
1101 c->reconnect_ok = 1;
1104 task = ZOOM_connection_add_task(c, ZOOM_TASK_RETRIEVE);
1105 task->u.retrieve.resultset = r;
1106 task->u.retrieve.start = start;
1107 task->u.retrieve.count = count;
1109 syntax = ZOOM_options_get(r->options, "preferredRecordSyntax");
1110 task->u.retrieve.syntax = syntax ? xstrdup(syntax) : 0;
1111 elementSetName = ZOOM_options_get(r->options, "elementSetName");
1112 task->u.retrieve.elementSetName = elementSetName
1113 ? xstrdup(elementSetName) : 0;
1115 cp = ZOOM_options_get(r->options, "schema");
1118 if (!r->schema || strcmp(r->schema, cp))
1121 r->schema = xstrdup(cp);
1125 ZOOM_resultset_addref(r);
1127 if (!r->connection->async || force_sync)
1128 while (r->connection && ZOOM_event(1, &r->connection))
1133 ZOOM_resultset_records(ZOOM_resultset r, ZOOM_record *recs,
1134 size_t start, size_t count)
1136 int force_present = 0;
1140 yaz_log(log_api, "%p ZOOM_resultset_records r=%p start=%ld count=%ld",
1141 r, r, (long) start, (long) count);
1144 ZOOM_resultset_retrieve(r, force_present, start, count);
1148 for (i = 0; i< count; i++)
1149 recs[i] = ZOOM_resultset_record_immediate(r, i+start);
1153 static void get_cert(ZOOM_connection c)
1158 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
1160 ZOOM_connection_option_setl(c, "sslPeerCert",
1161 cert_buf, cert_len);
1166 static zoom_ret do_connect(ZOOM_connection c)
1169 const char *effective_host;
1172 effective_host = c->proxy;
1174 effective_host = c->host_port;
1176 yaz_log(log_details, "%p do_connect effective_host=%s", c, effective_host);
1180 c->cs = cs_create_host(effective_host, 0, &add);
1182 if (c->cs && c->cs->protocol == PROTO_HTTP)
1185 const char *path = 0;
1187 c->proto = PROTO_HTTP;
1188 cs_get_host_args(c->host_port, &path);
1190 c->path = (char*) xmalloc(strlen(path)+2);
1192 strcpy(c->path+1, path);
1194 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
1196 return zoom_complete;
1201 int ret = cs_connect(c->cs, add);
1204 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
1205 ZOOM_connection_put_event(c, event);
1207 if (c->proto == PROTO_Z3950)
1208 ZOOM_connection_send_init(c);
1211 /* no init request for SRW .. */
1212 assert(c->tasks->which == ZOOM_TASK_CONNECT);
1213 ZOOM_connection_remove_task(c);
1214 ZOOM_connection_set_mask(c, 0);
1215 ZOOM_connection_exec_task(c);
1217 c->state = STATE_ESTABLISHED;
1218 return zoom_pending;
1222 int mask = ZOOM_SELECT_EXCEPT;
1223 if (c->cs->io_pending & CS_WANT_WRITE)
1224 mask += ZOOM_SELECT_WRITE;
1225 if (c->cs->io_pending & CS_WANT_READ)
1226 mask += ZOOM_SELECT_READ;
1227 ZOOM_connection_set_mask(c, mask);
1228 c->state = STATE_CONNECTING;
1229 return zoom_pending;
1232 c->state = STATE_IDLE;
1233 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, c->host_port);
1234 return zoom_complete;
1237 static void otherInfo_attach(ZOOM_connection c, Z_APDU *a, ODR out)
1240 for (i = 0; i<200; i++)
1244 Z_OtherInformation **oi;
1249 sprintf(buf, "otherInfo%d", i);
1250 val = ZOOM_options_get(c->options, buf);
1253 cp = strchr(val, ':');
1257 if (len >= sizeof(buf))
1258 len = sizeof(buf)-1;
1259 memcpy(buf, val, len);
1262 oid = yaz_string_to_oid_odr(yaz_oid_std(), CLASS_USERINFO,
1267 yaz_oi_APDU(a, &oi);
1268 yaz_oi_set_string_oid(oi, out, oid, 1, cp+1);
1272 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
1277 Z_OtherInformation **oi;
1278 yaz_oi_APDU(a, &oi);
1279 yaz_oi_set_string_oid(oi, out, yaz_oid_userinfo_cookie,
1284 Z_OtherInformation **oi;
1285 yaz_oi_APDU(a, &oi);
1286 yaz_oi_set_string_oid(oi, out, yaz_oid_userinfo_client_ip,
1289 otherInfo_attach(c, a, out);
1290 if (!z_APDU(out, &a, 0, 0))
1292 FILE *outf = fopen("/tmp/apdu.txt", "a");
1295 ODR odr_pr = odr_createmem(ODR_PRINT);
1296 fprintf(outf, "a=%p\n", a);
1297 odr_setprint(odr_pr, outf);
1298 z_APDU(odr_pr, &a, 0, 0);
1299 odr_destroy(odr_pr);
1301 yaz_log(log_api, "%p encoding_APDU: encoding failed", c);
1302 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
1306 yaz_log(log_details, "%p encoding_APDU encoding OK", c);
1310 static zoom_ret send_APDU(ZOOM_connection c, Z_APDU *a)
1314 if (encode_APDU(c, a, c->odr_out))
1315 return zoom_complete;
1316 yaz_log(log_details, "%p send APDU type=%d", c, a->which);
1317 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1318 event = ZOOM_Event_create(ZOOM_EVENT_SEND_APDU);
1319 ZOOM_connection_put_event(c, event);
1320 odr_reset(c->odr_out);
1324 /* returns 1 if PDU was sent OK (still pending )
1325 0 if PDU was not sent OK (nothing to wait for)
1328 static zoom_ret ZOOM_connection_send_init(ZOOM_connection c)
1330 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
1331 Z_InitRequest *ireq = apdu->u.initRequest;
1332 Z_IdAuthentication *auth = (Z_IdAuthentication *)
1333 odr_malloc(c->odr_out, sizeof(*auth));
1336 ODR_MASK_SET(ireq->options, Z_Options_search);
1337 ODR_MASK_SET(ireq->options, Z_Options_present);
1338 ODR_MASK_SET(ireq->options, Z_Options_scan);
1339 ODR_MASK_SET(ireq->options, Z_Options_sort);
1340 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1341 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1343 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1344 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1345 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1347 /* Index Data's Z39.50 Implementor Id is 81 */
1348 ireq->implementationId =
1349 odr_prepend(c->odr_out,
1350 ZOOM_options_get(c->options, "implementationId"),
1351 odr_prepend(c->odr_out, "81", ireq->implementationId));
1353 ireq->implementationName =
1354 odr_prepend(c->odr_out,
1355 ZOOM_options_get(c->options, "implementationName"),
1356 odr_prepend(c->odr_out, "ZOOM-C",
1357 ireq->implementationName));
1359 version = odr_strdup(c->odr_out, "$Revision: 1.154 $");
1360 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1361 version[strlen(version)-2] = '\0';
1362 ireq->implementationVersion =
1363 odr_prepend(c->odr_out,
1364 ZOOM_options_get(c->options, "implementationVersion"),
1365 odr_prepend(c->odr_out, &version[11],
1366 ireq->implementationVersion));
1368 *ireq->maximumRecordSize = c->maximum_record_size;
1369 *ireq->preferredMessageSize = c->preferred_message_size;
1371 if (c->group || c->password)
1373 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1374 pass->groupId = odr_strdup_null(c->odr_out, c->group);
1375 pass->userId = odr_strdup_null(c->odr_out, c->user);
1376 pass->password = odr_strdup_null(c->odr_out, c->password);
1377 auth->which = Z_IdAuthentication_idPass;
1378 auth->u.idPass = pass;
1379 ireq->idAuthentication = auth;
1383 auth->which = Z_IdAuthentication_open;
1384 auth->u.open = odr_strdup(c->odr_out, c->user);
1385 ireq->idAuthentication = auth;
1389 yaz_oi_set_string_oid(&ireq->otherInfo, c->odr_out,
1390 yaz_oid_userinfo_proxy, 1, c->host_port);
1392 if (c->charset || c->lang)
1394 Z_OtherInformation **oi;
1395 Z_OtherInformationUnit *oi_unit;
1397 yaz_oi_APDU(apdu, &oi);
1399 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1401 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1402 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1403 oi_unit->information.externallyDefinedInfo =
1404 yaz_set_proposal_charneg_list(c->odr_out, " ",
1405 c->charset, c->lang, 1);
1409 return send_APDU(c, apdu);
1413 static zoom_ret send_srw(ZOOM_connection c, Z_SRW_PDU *sr)
1418 gdu = z_get_HTTP_Request_host_path(c->odr_out, c->host_port, c->path);
1420 if (c->sru_mode == zoom_sru_get)
1422 yaz_sru_get_encode(gdu->u.HTTP_Request, sr, c->odr_out, c->charset);
1424 else if (c->sru_mode == zoom_sru_post)
1426 yaz_sru_post_encode(gdu->u.HTTP_Request, sr, c->odr_out, c->charset);
1428 else if (c->sru_mode == zoom_sru_soap)
1430 yaz_sru_soap_encode(gdu->u.HTTP_Request, sr, c->odr_out, c->charset);
1432 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1433 return zoom_complete;
1434 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1436 event = ZOOM_Event_create(ZOOM_EVENT_SEND_APDU);
1437 ZOOM_connection_put_event(c, event);
1438 odr_reset(c->odr_out);
1444 static Z_SRW_PDU *ZOOM_srw_get_pdu(ZOOM_connection c, int type) {
1445 Z_SRW_PDU *sr = yaz_srw_get_pdu(c->odr_out, type, c->sru_version);
1446 sr->username = c->user;
1447 sr->password = c->password;
1452 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1456 ZOOM_resultset resultset = 0;
1458 const char *option_val = 0;
1460 if (c->error) /* don't continue on error */
1461 return zoom_complete;
1463 switch(c->tasks->which)
1465 case ZOOM_TASK_SEARCH:
1466 resultset = c->tasks->u.search.resultset;
1467 resultset->setname = xstrdup("default");
1468 ZOOM_options_set(resultset->options, "setname", resultset->setname);
1469 start = &c->tasks->u.search.start;
1470 count = &c->tasks->u.search.count;
1472 case ZOOM_TASK_RETRIEVE:
1473 resultset = c->tasks->u.retrieve.resultset;
1475 start = &c->tasks->u.retrieve.start;
1476 count = &c->tasks->u.retrieve.count;
1478 if (*start >= resultset->size)
1479 return zoom_complete;
1480 if (*start + *count > resultset->size)
1481 *count = resultset->size - *start;
1483 for (i = 0; i < *count; i++)
1486 record_cache_lookup(resultset, i + *start,
1487 c->tasks->u.retrieve.syntax,
1488 c->tasks->u.retrieve.elementSetName);
1493 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1494 ZOOM_connection_put_event(c, event);
1501 return zoom_complete;
1504 return zoom_complete;
1506 assert(resultset->query);
1508 sr = ZOOM_srw_get_pdu(c, Z_SRW_searchRetrieve_request);
1509 if (resultset->query->z_query->which == Z_Query_type_104
1510 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1512 sr->u.request->query_type = Z_SRW_query_type_cql;
1513 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1515 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1516 resultset->query->z_query->u.type_1)
1518 sr->u.request->query_type = Z_SRW_query_type_pqf;
1519 sr->u.request->query.pqf = resultset->query->query_string;
1523 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1524 return zoom_complete;
1526 sr->u.request->startRecord = odr_intdup(c->odr_out, *start + 1);
1527 sr->u.request->maximumRecords = odr_intdup(
1528 c->odr_out, resultset->step>0 ? resultset->step : *count);
1529 sr->u.request->recordSchema = resultset->schema;
1531 option_val = ZOOM_resultset_option_get(resultset, "recordPacking");
1533 sr->u.request->recordPacking = odr_strdup(c->odr_out, option_val);
1535 option_val = ZOOM_resultset_option_get(resultset, "extraArgs");
1536 yaz_encode_sru_extra(sr, c->odr_out, option_val);
1537 return send_srw(c, sr);
1540 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1542 return zoom_complete;
1546 static zoom_ret ZOOM_connection_send_search(ZOOM_connection c)
1549 int lslb, ssub, mspn;
1551 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1552 Z_SearchRequest *search_req = apdu->u.searchRequest;
1553 const char *elementSetName;
1554 const char *smallSetElementSetName;
1555 const char *mediumSetElementSetName;
1558 assert(c->tasks->which == ZOOM_TASK_SEARCH);
1560 r = c->tasks->u.search.resultset;
1562 yaz_log(log_details, "%p ZOOM_connection_send_search set=%p", c, r);
1565 ZOOM_options_get(r->options, "elementSetName");
1566 smallSetElementSetName =
1567 ZOOM_options_get(r->options, "smallSetElementSetName");
1568 mediumSetElementSetName =
1569 ZOOM_options_get(r->options, "mediumSetElementSetName");
1571 if (!smallSetElementSetName)
1572 smallSetElementSetName = elementSetName;
1574 if (!mediumSetElementSetName)
1575 mediumSetElementSetName = elementSetName;
1580 /* prepare query for the search request */
1581 search_req->query = r->query->z_query;
1582 if (!search_req->query)
1584 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1585 return zoom_complete;
1587 if (r->query->z_query->which == Z_Query_type_1 ||
1588 r->query->z_query->which == Z_Query_type_101)
1590 const char *cp = ZOOM_options_get(r->options, "rpnCharset");
1593 yaz_iconv_t cd = yaz_iconv_open(cp, "UTF-8");
1596 search_req->query = yaz_copy_Z_Query(search_req->query,
1599 yaz_query_charset_convert_rpnquery(search_req->query->u.type_1,
1601 yaz_iconv_close(cd);
1605 search_req->databaseNames = r->databaseNames;
1606 search_req->num_databaseNames = r->num_databaseNames;
1608 /* get syntax (no need to provide unless piggyback is in effect) */
1609 syntax = c->tasks->u.search.syntax;
1611 lslb = ZOOM_options_get_int(r->options, "largeSetLowerBound", -1);
1612 ssub = ZOOM_options_get_int(r->options, "smallSetUpperBound", -1);
1613 mspn = ZOOM_options_get_int(r->options, "mediumSetPresentNumber", -1);
1614 if (lslb != -1 && ssub != -1 && mspn != -1)
1616 /* So're a Z39.50 expert? Let's hope you don't do sort */
1617 *search_req->largeSetLowerBound = lslb;
1618 *search_req->smallSetUpperBound = ssub;
1619 *search_req->mediumSetPresentNumber = mspn;
1621 else if (c->tasks->u.search.start == 0 && c->tasks->u.search.count > 0
1622 && r->piggyback && !r->r_sort_spec && !r->schema)
1624 /* Regular piggyback - do it unless we're going to do sort */
1625 *search_req->largeSetLowerBound = 2000000000;
1626 *search_req->smallSetUpperBound = 1;
1627 *search_req->mediumSetPresentNumber =
1628 r->step>0 ? r->step : c->tasks->u.search.count;
1632 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1633 smallSetElementSetName = 0;
1634 mediumSetElementSetName = 0;
1637 if (smallSetElementSetName && *smallSetElementSetName)
1639 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1640 odr_malloc(c->odr_out, sizeof(*esn));
1642 esn->which = Z_ElementSetNames_generic;
1643 esn->u.generic = odr_strdup(c->odr_out, smallSetElementSetName);
1644 search_req->smallSetElementSetNames = esn;
1646 if (mediumSetElementSetName && *mediumSetElementSetName)
1648 Z_ElementSetNames *esn =(Z_ElementSetNames *)
1649 odr_malloc(c->odr_out, sizeof(*esn));
1651 esn->which = Z_ElementSetNames_generic;
1652 esn->u.generic = odr_strdup(c->odr_out, mediumSetElementSetName);
1653 search_req->mediumSetElementSetNames = esn;
1656 search_req->preferredRecordSyntax =
1657 zoom_yaz_str_to_z3950oid(c, CLASS_RECSYN, syntax);
1661 if (c->support_named_resultsets)
1665 /* find the lowest unused ordinal so that we re-use
1666 result sets on the server. */
1667 for (ord = 1; ; ord++)
1670 sprintf(setname, "%d", ord);
1671 for (rp = c->resultsets; rp; rp = rp->next)
1672 if (rp->setname && !strcmp(rp->setname, setname))
1677 r->setname = xstrdup(setname);
1678 yaz_log(log_details, "%p ZOOM_connection_send_search: allocating "
1679 "set %s", c, r->setname);
1683 yaz_log(log_details, "%p ZOOM_connection_send_search: using "
1685 r->setname = xstrdup("default");
1687 ZOOM_options_set(r->options, "setname", r->setname);
1689 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1690 return send_APDU(c, apdu);
1693 static void response_default_diag(ZOOM_connection c, Z_DefaultDiagFormat *r)
1695 char oid_name_buf[OID_STR_MAX];
1696 const char *oid_name;
1699 oid_name = yaz_oid_to_string_buf(r->diagnosticSetId, 0, oid_name_buf);
1702 case Z_DefaultDiagFormat_v2Addinfo:
1703 addinfo = r->u.v2Addinfo;
1705 case Z_DefaultDiagFormat_v3Addinfo:
1706 addinfo = r->u.v3Addinfo;
1711 set_dset_error(c, *r->condition, oid_name, addinfo, 0);
1714 static void response_diag(ZOOM_connection c, Z_DiagRec *p)
1716 if (p->which != Z_DiagRec_defaultFormat)
1717 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1719 response_default_diag(c, p->u.defaultFormat);
1722 ZOOM_API(ZOOM_record)
1723 ZOOM_record_clone(ZOOM_record srec)
1730 odr_enc = odr_createmem(ODR_ENCODE);
1731 if (!z_NamePlusRecord(odr_enc, &srec->npr, 0, 0))
1733 buf = odr_getbuf(odr_enc, &size, 0);
1735 nrec = (ZOOM_record) xmalloc(sizeof(*nrec));
1736 nrec->odr = odr_createmem(ODR_DECODE);
1737 nrec->wrbuf_marc = 0;
1738 nrec->wrbuf_iconv = 0;
1739 nrec->wrbuf_opac = 0;
1740 odr_setbuf(nrec->odr, buf, size, 0);
1741 z_NamePlusRecord(nrec->odr, &nrec->npr, 0, 0);
1743 nrec->schema = odr_strdup_null(nrec->odr, srec->schema);
1744 nrec->diag_uri = odr_strdup_null(nrec->odr, srec->diag_uri);
1745 nrec->diag_message = odr_strdup_null(nrec->odr, srec->diag_message);
1746 nrec->diag_details = odr_strdup_null(nrec->odr, srec->diag_details);
1747 nrec->diag_set = odr_strdup_null(nrec->odr, srec->diag_set);
1748 odr_destroy(odr_enc);
1752 ZOOM_API(ZOOM_record)
1753 ZOOM_resultset_record_immediate(ZOOM_resultset s,size_t pos)
1755 const char *syntax =
1756 ZOOM_options_get(s->options, "preferredRecordSyntax");
1757 const char *elementSetName =
1758 ZOOM_options_get(s->options, "elementSetName");
1760 return record_cache_lookup(s, pos, syntax, elementSetName);
1763 ZOOM_API(ZOOM_record)
1764 ZOOM_resultset_record(ZOOM_resultset r, size_t pos)
1766 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1771 * MIKE: I think force_sync should always be zero, but I don't
1772 * want to make this change until I get the go-ahead from
1773 * Adam, in case something depends on the old synchronous
1777 if (getenv("ZOOM_RECORD_NO_FORCE_SYNC")) force_sync = 0;
1778 ZOOM_resultset_retrieve(r, force_sync, pos, 1);
1779 rec = ZOOM_resultset_record_immediate(r, pos);
1785 ZOOM_record_destroy(ZOOM_record rec)
1789 if (rec->wrbuf_marc)
1790 wrbuf_destroy(rec->wrbuf_marc);
1791 if (rec->wrbuf_iconv)
1792 wrbuf_destroy(rec->wrbuf_iconv);
1793 if (rec->wrbuf_opac)
1794 wrbuf_destroy(rec->wrbuf_opac);
1795 odr_destroy(rec->odr);
1799 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1801 const char *buf, int sz,
1802 const char *record_charset)
1807 yaz_marc_t mt = yaz_marc_create();
1810 strcpy(to, "UTF-8");
1811 if (record_charset && *record_charset)
1813 /* Use "from,to" or just "from" */
1814 const char *cp = strchr(record_charset, ',');
1815 int clen = strlen(record_charset);
1818 strncpy( to, cp+1, sizeof(to)-1);
1819 to[sizeof(to)-1] = '\0';
1820 clen = cp - record_charset;
1822 if (clen > sizeof(from)-1)
1823 clen = sizeof(from)-1;
1826 strncpy(from, record_charset, clen);
1832 cd = yaz_iconv_open(to, from);
1833 yaz_marc_iconv(mt, cd);
1836 yaz_marc_xml(mt, marc_type);
1837 if (!rec->wrbuf_marc)
1838 rec->wrbuf_marc = wrbuf_alloc();
1839 wrbuf_rewind(rec->wrbuf_marc);
1840 if (yaz_marc_decode_wrbuf(mt, buf, sz, rec->wrbuf_marc) > 0)
1842 yaz_marc_destroy(mt);
1844 yaz_iconv_close(cd);
1846 *len = wrbuf_len(rec->wrbuf_marc);
1847 return wrbuf_cstr(rec->wrbuf_marc);
1849 yaz_marc_destroy(mt);
1851 yaz_iconv_close(cd);
1855 static const char *record_iconv_return(ZOOM_record rec, int *len,
1856 const char *buf, int sz,
1857 const char *record_charset)
1864 strcpy(to, "UTF-8");
1866 if (record_charset && *record_charset)
1868 /* Use "from,to" or just "from" */
1869 const char *cp = strchr(record_charset, ',');
1870 int clen = strlen(record_charset);
1873 strncpy( to, cp+1, sizeof(to)-1);
1874 to[sizeof(to)-1] = '\0';
1875 clen = cp - record_charset;
1877 if (clen > sizeof(from)-1)
1878 clen = sizeof(from)-1;
1881 strncpy(from, record_charset, clen);
1885 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1887 if (!rec->wrbuf_iconv)
1888 rec->wrbuf_iconv = wrbuf_alloc();
1890 wrbuf_rewind(rec->wrbuf_iconv);
1892 wrbuf_iconv_write(rec->wrbuf_iconv, cd, buf, sz);
1893 wrbuf_iconv_reset(rec->wrbuf_iconv, cd);
1895 buf = wrbuf_cstr(rec->wrbuf_iconv);
1896 sz = wrbuf_len(rec->wrbuf_iconv);
1897 yaz_iconv_close(cd);
1906 ZOOM_record_error(ZOOM_record rec, const char **cp,
1907 const char **addinfo, const char **diagset)
1909 Z_NamePlusRecord *npr;
1918 *cp = rec->diag_message;
1920 *addinfo = rec->diag_details;
1922 *diagset = rec->diag_set;
1923 return uri_to_code(rec->diag_uri);
1925 if (npr && npr->which == Z_NamePlusRecord_surrogateDiagnostic)
1927 Z_DiagRec *diag_rec = npr->u.surrogateDiagnostic;
1928 int error = YAZ_BIB1_UNSPECIFIED_ERROR;
1929 const char *add = 0;
1931 if (diag_rec->which == Z_DiagRec_defaultFormat)
1933 Z_DefaultDiagFormat *ddf = diag_rec->u.defaultFormat;
1936 error = *ddf->condition;
1939 case Z_DefaultDiagFormat_v2Addinfo:
1940 add = ddf->u.v2Addinfo;
1942 case Z_DefaultDiagFormat_v3Addinfo:
1943 add = ddf->u.v3Addinfo;
1948 yaz_oid_to_string(yaz_oid_std(),
1949 ddf->diagnosticSetId, &oclass);
1957 *addinfo = add ? add : "";
1959 *cp = diagbib1_str(error);
1965 ZOOM_API(const char *)
1966 ZOOM_record_get(ZOOM_record rec, const char *type_spec, int *len)
1973 Z_NamePlusRecord *npr;
1976 *len = 0; /* default return */
1985 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1987 if (cp[i] == ';' || cp[i] == ' ')
1993 while (type_spec[i] == ';')
1996 while (type_spec[i] == ' ')
1998 if (!strncmp(type_spec+i, "charset=", 8))
2001 i = i + 8; /* skip charset= */
2002 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
2004 if (type_spec[i] == ';' || type_spec[i] == ' ')
2010 else if (!strncmp(type_spec+i, "xpath=", 6))
2014 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
2018 while (type_spec[i] == ' ')
2021 if (!strcmp(type, "database"))
2024 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
2025 return npr->databaseName;
2027 else if (!strcmp(type, "schema"))
2030 *len = rec->schema ? strlen(rec->schema) : 0;
2033 else if (!strcmp(type, "syntax"))
2035 const char *desc = 0;
2036 if (npr->which == Z_NamePlusRecord_databaseRecord)
2038 Z_External *r = (Z_External *) npr->u.databaseRecord;
2039 desc = yaz_oid_to_string(yaz_oid_std(), r->direct_reference, 0);
2044 *len = strlen(desc);
2047 if (npr->which != Z_NamePlusRecord_databaseRecord)
2050 /* from now on - we have a database record .. */
2051 if (!strcmp(type, "render"))
2053 Z_External *r = (Z_External *) npr->u.databaseRecord;
2054 const Odr_oid *oid = r->direct_reference;
2056 /* render bibliographic record .. */
2057 if (r->which == Z_External_OPAC)
2059 r = r->u.opac->bibliographicRecord;
2062 oid = r->direct_reference;
2064 if (r->which == Z_External_sutrs)
2065 return record_iconv_return(rec, len,
2066 (char*) r->u.sutrs->buf,
2069 else if (r->which == Z_External_octet)
2071 if (yaz_oid_is_iso2709(oid))
2073 const char *ret_buf = marc_iconv_return(
2074 rec, YAZ_MARC_LINE, len,
2075 (const char *) r->u.octet_aligned->buf,
2076 r->u.octet_aligned->len,
2081 return record_iconv_return(rec, len,
2082 (const char *) r->u.octet_aligned->buf,
2083 r->u.octet_aligned->len,
2086 else if (r->which == Z_External_grs1)
2088 if (!rec->wrbuf_marc)
2089 rec->wrbuf_marc = wrbuf_alloc();
2090 wrbuf_rewind(rec->wrbuf_marc);
2091 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
2092 return record_iconv_return(rec, len,
2093 wrbuf_buf(rec->wrbuf_marc),
2094 wrbuf_len(rec->wrbuf_marc),
2099 else if (!strcmp(type, "xml"))
2101 Z_External *r = (Z_External *) npr->u.databaseRecord;
2102 const Odr_oid *oid = r->direct_reference;
2104 /* render bibliographic record .. */
2105 if (r->which == Z_External_OPAC)
2107 r = r->u.opac->bibliographicRecord;
2110 oid = r->direct_reference;
2113 if (r->which == Z_External_sutrs)
2114 return record_iconv_return(rec, len,
2115 (const char *) r->u.sutrs->buf,
2118 else if (r->which == Z_External_octet)
2120 int marc_decode_type = YAZ_MARC_MARCXML;
2121 if (yaz_oid_is_iso2709(oid))
2123 const char *ret_buf = marc_iconv_return(
2124 rec, marc_decode_type, len,
2125 (const char *) r->u.octet_aligned->buf,
2126 r->u.octet_aligned->len,
2131 return record_iconv_return(rec, len,
2132 (const char *) r->u.octet_aligned->buf,
2133 r->u.octet_aligned->len,
2136 else if (r->which == Z_External_grs1)
2143 else if (!strcmp(type, "raw"))
2145 Z_External *r = (Z_External *) npr->u.databaseRecord;
2147 if (r->which == Z_External_sutrs)
2149 if (len) *len = r->u.sutrs->len;
2150 return (const char *) r->u.sutrs->buf;
2152 else if (r->which == Z_External_octet)
2154 if (len) *len = r->u.octet_aligned->len;
2155 return (const char *) r->u.octet_aligned->buf;
2157 else /* grs-1, explain, OPAC, ... */
2160 return (const char *) npr->u.databaseRecord;
2164 else if (!strcmp (type, "ext"))
2167 return (const char *) npr->u.databaseRecord;
2169 else if (!strcmp (type, "opac"))
2172 Z_External *r = (Z_External *) npr->u.databaseRecord;
2173 if (r->which == Z_External_OPAC)
2175 if (!rec->wrbuf_opac)
2176 rec->wrbuf_opac = wrbuf_alloc();
2177 wrbuf_rewind(rec->wrbuf_opac);
2178 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
2179 return record_iconv_return(rec, len,
2180 wrbuf_buf(rec->wrbuf_opac),
2181 wrbuf_len(rec->wrbuf_opac),
2188 static int strcmp_null(const char *v1, const char *v2)
2194 return strcmp(v1, v2);
2197 static size_t record_hash(int pos)
2201 return pos % RECORD_HASH_SIZE;
2204 static void record_cache_add(ZOOM_resultset r, Z_NamePlusRecord *npr,
2206 const char *syntax, const char *elementSetName,
2208 Z_SRW_diagnostic *diag)
2210 ZOOM_record_cache rc = 0;
2212 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
2213 ZOOM_connection_put_event(r->connection, event);
2215 for (rc = r->record_hash[record_hash(pos)]; rc; rc = rc->next)
2218 && strcmp_null(r->schema, rc->schema) == 0
2219 && strcmp_null(elementSetName,rc->elementSetName) == 0
2220 && strcmp_null(syntax, rc->syntax) == 0)
2225 rc = (ZOOM_record_cache) odr_malloc(r->odr, sizeof(*rc));
2227 rc->rec.wrbuf_marc = 0;
2228 rc->rec.wrbuf_iconv = 0;
2229 rc->rec.wrbuf_opac = 0;
2230 rc->elementSetName = odr_strdup_null(r->odr, elementSetName);
2232 rc->syntax = odr_strdup_null(r->odr, syntax);
2234 rc->schema = odr_strdup_null(r->odr, r->schema);
2237 rc->next = r->record_hash[record_hash(pos)];
2238 r->record_hash[record_hash(pos)] = rc;
2241 rc->rec.schema = odr_strdup_null(r->odr, schema);
2242 rc->rec.diag_set = 0;
2243 rc->rec.diag_uri = 0;
2244 rc->rec.diag_message = 0;
2245 rc->rec.diag_details = 0;
2251 rc->rec.diag_set = odr_strdup(r->odr, diag->uri);
2252 if ((cp = strrchr(rc->rec.diag_set, '/')))
2254 rc->rec.diag_uri = odr_strdup(r->odr, diag->uri);
2256 rc->rec.diag_message = odr_strdup_null(r->odr, diag->message);
2257 rc->rec.diag_details = odr_strdup_null(r->odr, diag->details);
2261 static ZOOM_record record_cache_lookup(ZOOM_resultset r, int pos,
2263 const char *elementSetName)
2265 ZOOM_record_cache rc;
2267 for (rc = r->record_hash[record_hash(pos)]; rc; rc = rc->next)
2271 if (strcmp_null(r->schema, rc->schema))
2273 if (strcmp_null(elementSetName,rc->elementSetName))
2275 if (strcmp_null(syntax, rc->syntax))
2283 static void handle_records(ZOOM_connection c, Z_Records *sr,
2286 ZOOM_resultset resultset;
2288 const char *syntax = 0, *elementSetName = 0;
2292 switch (c->tasks->which)
2294 case ZOOM_TASK_SEARCH:
2295 resultset = c->tasks->u.search.resultset;
2296 start = &c->tasks->u.search.start;
2297 count = &c->tasks->u.search.count;
2298 syntax = c->tasks->u.search.syntax;
2299 elementSetName = c->tasks->u.search.elementSetName;
2301 case ZOOM_TASK_RETRIEVE:
2302 resultset = c->tasks->u.retrieve.resultset;
2303 start = &c->tasks->u.retrieve.start;
2304 count = &c->tasks->u.retrieve.count;
2305 syntax = c->tasks->u.retrieve.syntax;
2306 elementSetName = c->tasks->u.retrieve.elementSetName;
2311 if (sr && sr->which == Z_Records_NSD)
2312 response_default_diag(c, sr->u.nonSurrogateDiagnostic);
2313 else if (sr && sr->which == Z_Records_multipleNSD)
2315 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
2316 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
2318 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
2322 if (*count + *start > resultset->size)
2323 *count = resultset->size - *start;
2326 if (sr && sr->which == Z_Records_DBOSD)
2329 NMEM nmem = odr_extract_mem(c->odr_in);
2330 Z_NamePlusRecordList *p =
2331 sr->u.databaseOrSurDiagnostics;
2332 for (i = 0; i<p->num_records; i++)
2334 record_cache_add(resultset, p->records[i], i + *start,
2335 syntax, elementSetName,
2342 yaz_log(log_details,
2343 "handle_records resultset=%p start=%d count=%d",
2344 resultset, *start, *count);
2346 /* transfer our response to search_nmem .. we need it later */
2347 nmem_transfer(odr_getmem(resultset->odr), nmem);
2349 if (present_phase && p->num_records == 0)
2351 /* present response and we didn't get any records! */
2352 Z_NamePlusRecord *myrec =
2353 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2354 record_cache_add(resultset, myrec, *start,
2355 syntax, elementSetName, 0, 0);
2358 else if (present_phase)
2360 /* present response and we didn't get any records! */
2361 Z_NamePlusRecord *myrec =
2362 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2363 record_cache_add(resultset, myrec, *start, syntax, elementSetName,
2369 static void handle_present_response(ZOOM_connection c, Z_PresentResponse *pr)
2371 handle_records(c, pr->records, 1);
2374 static void handle_queryExpressionTerm(ZOOM_options opt, const char *name,
2377 switch (term->which)
2379 case Z_Term_general:
2380 ZOOM_options_setl(opt, name,
2381 (const char *)(term->u.general->buf),
2382 term->u.general->len);
2384 case Z_Term_characterString:
2385 ZOOM_options_set(opt, name, term->u.characterString);
2387 case Z_Term_numeric:
2388 ZOOM_options_set_int(opt, name, *term->u.numeric);
2393 static void handle_queryExpression(ZOOM_options opt, const char *name,
2394 Z_QueryExpression *exp)
2400 case Z_QueryExpression_term:
2401 if (exp->u.term && exp->u.term->queryTerm)
2403 sprintf(opt_name, "%s.term", name);
2404 handle_queryExpressionTerm(opt, opt_name, exp->u.term->queryTerm);
2407 case Z_QueryExpression_query:
2412 static void handle_searchResult(ZOOM_connection c, ZOOM_resultset resultset,
2413 Z_OtherInformation *o)
2416 for (i = 0; o && i < o->num_elements; i++)
2418 if (o->list[i]->which == Z_OtherInfo_externallyDefinedInfo)
2420 Z_External *ext = o->list[i]->information.externallyDefinedInfo;
2422 if (ext->which == Z_External_searchResult1)
2425 Z_SearchInfoReport *sr = ext->u.searchResult1;
2428 ZOOM_options_set_int(
2429 resultset->options, "searchresult.size", sr->num);
2431 for (j = 0; j < sr->num; j++)
2433 Z_SearchInfoReport_s *ent =
2434 ext->u.searchResult1->elements[j];
2437 sprintf(pref, "searchresult.%d", j);
2439 if (ent->subqueryId)
2442 sprintf(opt_name, "%s.id", pref);
2443 ZOOM_options_set(resultset->options, opt_name,
2446 if (ent->subqueryExpression)
2449 sprintf(opt_name, "%s.subquery", pref);
2450 handle_queryExpression(resultset->options, opt_name,
2451 ent->subqueryExpression);
2453 if (ent->subqueryInterpretation)
2456 sprintf(opt_name, "%s.interpretation", pref);
2457 handle_queryExpression(resultset->options, opt_name,
2458 ent->subqueryInterpretation);
2460 if (ent->subqueryRecommendation)
2463 sprintf(opt_name, "%s.recommendation", pref);
2464 handle_queryExpression(resultset->options, opt_name,
2465 ent->subqueryRecommendation);
2467 if (ent->subqueryCount)
2470 sprintf(opt_name, "%s.count", pref);
2471 ZOOM_options_set_int(resultset->options, opt_name,
2472 *ent->subqueryCount);
2480 static void handle_search_response(ZOOM_connection c, Z_SearchResponse *sr)
2482 ZOOM_resultset resultset;
2485 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2488 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2489 ZOOM_connection_put_event(c, event);
2491 resultset = c->tasks->u.search.resultset;
2493 if (sr->resultSetStatus)
2495 ZOOM_options_set_int(resultset->options, "resultSetStatus",
2496 *sr->resultSetStatus);
2498 if (sr->presentStatus)
2500 ZOOM_options_set_int(resultset->options, "presentStatus",
2501 *sr->presentStatus);
2503 handle_searchResult(c, resultset, sr->additionalSearchInfo);
2505 resultset->size = *sr->resultCount;
2506 handle_records(c, sr->records, 0);
2509 static void sort_response(ZOOM_connection c, Z_SortResponse *res)
2511 if (res->diagnostics && res->num_diagnostics > 0)
2512 response_diag(c, res->diagnostics[0]);
2515 static int scan_response(ZOOM_connection c, Z_ScanResponse *res)
2517 NMEM nmem = odr_extract_mem(c->odr_in);
2520 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2522 scan = c->tasks->u.scan.scan;
2524 if (res->entries && res->entries->nonsurrogateDiagnostics)
2525 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2526 scan->scan_response = res;
2527 scan->srw_scan_response = 0;
2528 nmem_transfer(odr_getmem(scan->odr), nmem);
2530 ZOOM_options_set_int(scan->options, "stepSize", *res->stepSize);
2531 if (res->positionOfTerm)
2532 ZOOM_options_set_int(scan->options, "position", *res->positionOfTerm);
2533 if (res->scanStatus)
2534 ZOOM_options_set_int(scan->options, "scanStatus", *res->scanStatus);
2535 if (res->numberOfEntriesReturned)
2536 ZOOM_options_set_int(scan->options, "number",
2537 *res->numberOfEntriesReturned);
2542 static zoom_ret send_sort(ZOOM_connection c,
2543 ZOOM_resultset resultset)
2546 resultset->r_sort_spec = 0;
2547 if (resultset->r_sort_spec)
2549 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2550 Z_SortRequest *req = apdu->u.sortRequest;
2552 req->num_inputResultSetNames = 1;
2553 req->inputResultSetNames = (Z_InternationalString **)
2554 odr_malloc(c->odr_out, sizeof(*req->inputResultSetNames));
2555 req->inputResultSetNames[0] =
2556 odr_strdup(c->odr_out, resultset->setname);
2557 req->sortedResultSetName = odr_strdup(c->odr_out, resultset->setname);
2558 req->sortSequence = resultset->r_sort_spec;
2559 resultset->r_sort_spec = 0;
2560 return send_APDU(c, apdu);
2562 return zoom_complete;
2565 static zoom_ret send_present(ZOOM_connection c)
2568 Z_PresentRequest *req = 0;
2570 const char *syntax = 0;
2571 const char *elementSetName = 0;
2572 ZOOM_resultset resultset;
2577 yaz_log(log_details, "%p send_present no tasks", c);
2578 return zoom_complete;
2581 switch (c->tasks->which)
2583 case ZOOM_TASK_SEARCH:
2584 resultset = c->tasks->u.search.resultset;
2585 start = &c->tasks->u.search.start;
2586 count = &c->tasks->u.search.count;
2587 syntax = c->tasks->u.search.syntax;
2588 elementSetName = c->tasks->u.search.elementSetName;
2590 case ZOOM_TASK_RETRIEVE:
2591 resultset = c->tasks->u.retrieve.resultset;
2592 start = &c->tasks->u.retrieve.start;
2593 count = &c->tasks->u.retrieve.count;
2594 syntax = c->tasks->u.retrieve.syntax;
2595 elementSetName = c->tasks->u.retrieve.elementSetName;
2598 return zoom_complete;
2600 yaz_log(log_details, "%p send_present start=%d count=%d",
2603 if (*start < 0 || *count < 0 || *start + *count > resultset->size)
2605 set_dset_error(c, YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE, "Bib-1",
2608 if (c->error) /* don't continue on error */
2609 return zoom_complete;
2610 yaz_log(log_details, "send_present resultset=%p start=%d count=%d",
2611 resultset, *start, *count);
2613 for (i = 0; i < *count; i++)
2616 record_cache_lookup(resultset, i + *start, syntax, elementSetName);
2621 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
2622 ZOOM_connection_put_event(c, event);
2630 yaz_log(log_details, "%p send_present skip=%d no more to fetch", c, i);
2631 return zoom_complete;
2634 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2635 req = apdu->u.presentRequest;
2638 yaz_log(log_details, "%p send_present skip=%d", c, i);
2640 *req->resultSetStartPoint = *start + 1;
2641 *req->numberOfRecordsRequested = resultset->step>0 ?
2642 resultset->step : *count;
2643 if (*req->numberOfRecordsRequested + *start > resultset->size)
2644 *req->numberOfRecordsRequested = resultset->size - *start;
2645 assert(*req->numberOfRecordsRequested > 0);
2647 if (syntax && *syntax)
2648 req->preferredRecordSyntax =
2649 zoom_yaz_str_to_z3950oid(c, CLASS_RECSYN, syntax);
2651 if (resultset->schema && *resultset->schema)
2653 Z_RecordComposition *compo = (Z_RecordComposition *)
2654 odr_malloc(c->odr_out, sizeof(*compo));
2656 req->recordComposition = compo;
2657 compo->which = Z_RecordComp_complex;
2658 compo->u.complex = (Z_CompSpec *)
2659 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2660 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2661 odr_malloc(c->odr_out, sizeof(bool_t));
2662 *compo->u.complex->selectAlternativeSyntax = 0;
2664 compo->u.complex->generic = (Z_Specification *)
2665 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2667 compo->u.complex->generic->which = Z_Schema_oid;
2668 compo->u.complex->generic->schema.oid = (Odr_oid *)
2669 zoom_yaz_str_to_z3950oid (c, CLASS_SCHEMA, resultset->schema);
2671 if (!compo->u.complex->generic->schema.oid)
2673 /* OID wasn't a schema! Try record syntax instead. */
2675 compo->u.complex->generic->schema.oid = (Odr_oid *)
2676 zoom_yaz_str_to_z3950oid (c, CLASS_RECSYN, resultset->schema);
2678 if (elementSetName && *elementSetName)
2680 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2681 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2682 compo->u.complex->generic->elementSpec->which =
2683 Z_ElementSpec_elementSetName;
2684 compo->u.complex->generic->elementSpec->u.elementSetName =
2685 odr_strdup(c->odr_out, elementSetName);
2688 compo->u.complex->generic->elementSpec = 0;
2689 compo->u.complex->num_dbSpecific = 0;
2690 compo->u.complex->dbSpecific = 0;
2691 compo->u.complex->num_recordSyntax = 0;
2692 compo->u.complex->recordSyntax = 0;
2694 else if (elementSetName && *elementSetName)
2696 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2697 odr_malloc(c->odr_out, sizeof(*esn));
2698 Z_RecordComposition *compo = (Z_RecordComposition *)
2699 odr_malloc(c->odr_out, sizeof(*compo));
2701 esn->which = Z_ElementSetNames_generic;
2702 esn->u.generic = odr_strdup(c->odr_out, elementSetName);
2703 compo->which = Z_RecordComp_simple;
2704 compo->u.simple = esn;
2705 req->recordComposition = compo;
2707 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2708 return send_APDU(c, apdu);
2711 ZOOM_API(ZOOM_scanset)
2712 ZOOM_connection_scan(ZOOM_connection c, const char *start)
2715 ZOOM_query q = ZOOM_query_create();
2717 ZOOM_query_prefix(q, start);
2719 s = ZOOM_connection_scan1(c, q);
2720 ZOOM_query_destroy(q);
2725 ZOOM_API(ZOOM_scanset)
2726 ZOOM_connection_scan1(ZOOM_connection c, ZOOM_query q)
2728 ZOOM_scanset scan = 0;
2732 scan = (ZOOM_scanset) xmalloc(sizeof(*scan));
2733 scan->connection = c;
2734 scan->odr = odr_createmem(ODR_DECODE);
2735 scan->options = ZOOM_options_create_with_parent(c->options);
2737 scan->scan_response = 0;
2738 scan->srw_scan_response = 0;
2742 scan->databaseNames = set_DatabaseNames(c, c->options,
2743 &scan->num_databaseNames,
2748 ZOOM_task task = ZOOM_connection_add_task(c, ZOOM_TASK_SCAN);
2749 task->u.scan.scan = scan;
2754 while (ZOOM_event(1, &c))
2762 ZOOM_scanset_destroy(ZOOM_scanset scan)
2767 if (scan->refcount == 0)
2769 ZOOM_query_destroy(scan->query);
2771 odr_destroy(scan->odr);
2773 ZOOM_options_destroy(scan->options);
2778 static zoom_ret send_package(ZOOM_connection c)
2782 yaz_log(log_details, "%p send_package", c);
2784 return zoom_complete;
2785 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2787 event = ZOOM_Event_create(ZOOM_EVENT_SEND_APDU);
2788 ZOOM_connection_put_event(c, event);
2790 c->buf_out = c->tasks->u.package->buf_out;
2791 c->len_out = c->tasks->u.package->len_out;
2796 static zoom_ret ZOOM_connection_send_scan(ZOOM_connection c)
2799 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2800 Z_ScanRequest *req = apdu->u.scanRequest;
2802 yaz_log(log_details, "%p send_scan", c);
2804 return zoom_complete;
2805 assert (c->tasks->which == ZOOM_TASK_SCAN);
2806 scan = c->tasks->u.scan.scan;
2808 /* Z39.50 scan can only carry RPN */
2809 if (scan->query->z_query->which == Z_Query_type_1 ||
2810 scan->query->z_query->which == Z_Query_type_101)
2812 Z_RPNQuery *rpn = scan->query->z_query->u.type_1;
2813 const char *cp = ZOOM_options_get(scan->options, "rpnCharset");
2816 yaz_iconv_t cd = yaz_iconv_open(cp, "UTF-8");
2819 rpn = yaz_copy_z_RPNQuery(rpn, c->odr_out);
2821 yaz_query_charset_convert_rpnquery(
2822 rpn, c->odr_out, cd);
2823 yaz_iconv_close(cd);
2826 req->attributeSet = rpn->attributeSetId;
2827 if (!req->attributeSet)
2828 req->attributeSet = odr_oiddup(c->odr_out, yaz_oid_attset_bib_1);
2829 if (rpn->RPNStructure->which == Z_RPNStructure_simple &&
2830 rpn->RPNStructure->u.simple->which == Z_Operand_APT)
2832 req->termListAndStartPoint =
2833 rpn->RPNStructure->u.simple->u.attributesPlusTerm;
2837 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
2838 return zoom_complete;
2843 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
2844 return zoom_complete;
2847 *req->numberOfTermsRequested =
2848 ZOOM_options_get_int(scan->options, "number", 10);
2850 req->preferredPositionInResponse =
2851 odr_intdup(c->odr_out,
2852 ZOOM_options_get_int(scan->options, "position", 1));
2855 odr_intdup(c->odr_out,
2856 ZOOM_options_get_int(scan->options, "stepSize", 0));
2858 req->databaseNames = scan->databaseNames;
2859 req->num_databaseNames = scan->num_databaseNames;
2861 return send_APDU(c, apdu);
2865 static zoom_ret ZOOM_connection_srw_send_scan(ZOOM_connection c)
2869 const char *option_val = 0;
2872 return zoom_complete;
2873 assert (c->tasks->which == ZOOM_TASK_SCAN);
2874 scan = c->tasks->u.scan.scan;
2876 sr = ZOOM_srw_get_pdu(c, Z_SRW_scan_request);
2878 /* SRU scan can only carry CQL and PQF */
2879 if (scan->query->z_query->which == Z_Query_type_104)
2881 sr->u.scan_request->query_type = Z_SRW_query_type_cql;
2882 sr->u.scan_request->scanClause.cql = scan->query->query_string;
2884 else if (scan->query->z_query->which == Z_Query_type_1
2885 || scan->query->z_query->which == Z_Query_type_101)
2887 sr->u.scan_request->query_type = Z_SRW_query_type_pqf;
2888 sr->u.scan_request->scanClause.pqf = scan->query->query_string;
2892 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
2893 return zoom_complete;
2896 sr->u.scan_request->maximumTerms = odr_intdup(
2897 c->odr_out, ZOOM_options_get_int(scan->options, "number", 10));
2899 sr->u.scan_request->responsePosition = odr_intdup(
2900 c->odr_out, ZOOM_options_get_int(scan->options, "position", 1));
2902 option_val = ZOOM_options_get(scan->options, "extraArgs");
2903 yaz_encode_sru_extra(sr, c->odr_out, option_val);
2904 return send_srw(c, sr);
2907 static zoom_ret ZOOM_connection_srw_send_scan(ZOOM_connection c)
2909 return zoom_complete;
2915 ZOOM_scanset_size(ZOOM_scanset scan)
2920 if (scan->scan_response && scan->scan_response->entries)
2921 return scan->scan_response->entries->num_entries;
2922 else if (scan->srw_scan_response)
2923 return scan->srw_scan_response->num_terms;
2927 static void ZOOM_scanset_term_x(ZOOM_scanset scan, size_t pos,
2929 const char **value_term, size_t *value_len,
2930 const char **disp_term, size_t *disp_len)
2932 size_t noent = ZOOM_scanset_size(scan);
2941 if (pos >= noent || pos < 0)
2943 if (scan->scan_response)
2945 Z_ScanResponse *res = scan->scan_response;
2946 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2948 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2950 *value_term = (const char *) t->term->u.general->buf;
2951 *value_len = t->term->u.general->len;
2954 *disp_term = t->displayTerm;
2955 *disp_len = strlen(*disp_term);
2957 else if (t->term->which == Z_Term_general)
2959 *disp_term = (const char *) t->term->u.general->buf;
2960 *disp_len = t->term->u.general->len;
2962 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2965 if (scan->srw_scan_response)
2967 Z_SRW_scanResponse *res = scan->srw_scan_response;
2968 Z_SRW_scanTerm *t = res->terms + pos;
2971 *value_term = t->value;
2972 *value_len = strlen(*value_term);
2975 *disp_term = t->displayTerm;
2977 *disp_term = t->value;
2978 *disp_len = strlen(*disp_term);
2979 *occ = t->numberOfRecords ? *t->numberOfRecords : 0;
2984 ZOOM_API(const char *)
2985 ZOOM_scanset_term(ZOOM_scanset scan, size_t pos,
2988 const char *value_term = 0;
2989 size_t value_len = 0;
2990 const char *disp_term = 0;
2991 size_t disp_len = 0;
2993 ZOOM_scanset_term_x(scan, pos, occ, &value_term, &value_len,
2994 &disp_term, &disp_len);
3000 ZOOM_API(const char *)
3001 ZOOM_scanset_display_term(ZOOM_scanset scan, size_t pos,
3004 const char *value_term = 0;
3005 size_t value_len = 0;
3006 const char *disp_term = 0;
3007 size_t disp_len = 0;
3009 ZOOM_scanset_term_x(scan, pos, occ, &value_term, &value_len,
3010 &disp_term, &disp_len);
3016 ZOOM_API(const char *)
3017 ZOOM_scanset_option_get(ZOOM_scanset scan, const char *key)
3019 return ZOOM_options_get(scan->options, key);
3023 ZOOM_scanset_option_set(ZOOM_scanset scan, const char *key,
3026 ZOOM_options_set(scan->options, key, val);
3029 static Z_APDU *create_es_package(ZOOM_package p, const Odr_oid *oid)
3032 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
3033 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
3035 str = ZOOM_options_get(p->options, "package-name");
3037 req->packageName = odr_strdup(p->odr_out, str);
3039 str = ZOOM_options_get(p->options, "user-id");
3041 req->userId = odr_strdup_null(p->odr_out, str);
3043 req->packageType = odr_oiddup(p->odr_out, oid);
3045 str = ZOOM_options_get(p->options, "function");
3048 if (!strcmp (str, "create"))
3049 *req->function = Z_ExtendedServicesRequest_create;
3050 if (!strcmp (str, "delete"))
3051 *req->function = Z_ExtendedServicesRequest_delete;
3052 if (!strcmp (str, "modify"))
3053 *req->function = Z_ExtendedServicesRequest_modify;
3056 str = ZOOM_options_get(p->options, "waitAction");
3059 if (!strcmp (str, "wait"))
3060 *req->waitAction = Z_ExtendedServicesRequest_wait;
3061 if (!strcmp (str, "waitIfPossible"))
3062 *req->waitAction = Z_ExtendedServicesRequest_waitIfPossible;
3063 if (!strcmp (str, "dontWait"))
3064 *req->waitAction = Z_ExtendedServicesRequest_dontWait;
3065 if (!strcmp (str, "dontReturnPackage"))
3066 *req->waitAction = Z_ExtendedServicesRequest_dontReturnPackage;
3071 static const char *ill_array_lookup(void *clientData, const char *idx)
3073 ZOOM_package p = (ZOOM_package) clientData;
3074 return ZOOM_options_get(p->options, idx+4);
3077 static Z_External *encode_ill_request(ZOOM_package p)
3079 ODR out = p->odr_out;
3082 struct ill_get_ctl ctl;
3084 ctl.odr = p->odr_out;
3086 ctl.f = ill_array_lookup;
3088 req = ill_get_ILLRequest(&ctl, "ill", 0);
3090 if (!ill_Request(out, &req, 0, 0))
3092 int ill_request_size;
3093 char *ill_request_buf = odr_getbuf(out, &ill_request_size, 0);
3094 if (ill_request_buf)
3095 odr_setbuf(out, ill_request_buf, ill_request_size, 1);
3100 int illRequest_size = 0;
3101 char *illRequest_buf = odr_getbuf(out, &illRequest_size, 0);
3103 r = (Z_External *) odr_malloc(out, sizeof(*r));
3104 r->direct_reference = odr_oiddup(out, yaz_oid_general_isoill_1);
3105 r->indirect_reference = 0;
3107 r->which = Z_External_single;
3109 r->u.single_ASN1_type =
3110 odr_create_Odr_oct(out,
3111 (unsigned char *)illRequest_buf,
3117 static Z_ItemOrder *encode_item_order(ZOOM_package p)
3119 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc(p->odr_out, sizeof(*req));
3123 req->which = Z_IOItemOrder_esRequest;
3124 req->u.esRequest = (Z_IORequest *)
3125 odr_malloc(p->odr_out,sizeof(Z_IORequest));
3127 /* to keep part ... */
3128 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
3129 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
3130 req->u.esRequest->toKeep->supplDescription = 0;
3131 req->u.esRequest->toKeep->contact = (Z_IOContact *)
3132 odr_malloc(p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
3134 str = ZOOM_options_get(p->options, "contact-name");
3135 req->u.esRequest->toKeep->contact->name =
3136 odr_strdup_null(p->odr_out, str);
3138 str = ZOOM_options_get(p->options, "contact-phone");
3139 req->u.esRequest->toKeep->contact->phone =
3140 odr_strdup_null(p->odr_out, str);
3142 str = ZOOM_options_get(p->options, "contact-email");
3143 req->u.esRequest->toKeep->contact->email =
3144 odr_strdup_null(p->odr_out, str);
3146 req->u.esRequest->toKeep->addlBilling = 0;
3148 /* not to keep part ... */
3149 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
3150 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
3152 str = ZOOM_options_get(p->options, "itemorder-setname");
3157 req->u.esRequest->notToKeep->resultSetItem = 0;
3160 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
3161 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
3163 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
3164 odr_strdup(p->odr_out, str);
3165 req->u.esRequest->notToKeep->resultSetItem->item =
3166 (int *) odr_malloc(p->odr_out, sizeof(int));
3168 str = ZOOM_options_get(p->options, "itemorder-item");
3169 *req->u.esRequest->notToKeep->resultSetItem->item =
3170 (str ? atoi(str) : 1);
3173 str = ZOOM_options_getl(p->options, "doc", &len);
3176 req->u.esRequest->notToKeep->itemRequest =
3177 z_ext_record_xml(p->odr_out, str, len);
3180 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
3185 Z_APDU *create_admin_package(ZOOM_package p, int type,
3186 Z_ESAdminOriginPartToKeep **toKeepP,
3187 Z_ESAdminOriginPartNotToKeep **notToKeepP)
3189 Z_APDU *apdu = create_es_package(p, yaz_oid_extserv_admin);
3192 Z_ESAdminOriginPartToKeep *toKeep;
3193 Z_ESAdminOriginPartNotToKeep *notToKeep;
3194 Z_External *r = (Z_External *) odr_malloc(p->odr_out, sizeof(*r));
3195 const char *first_db = "Default";
3197 char **db = set_DatabaseNames(p->connection, p->options, &num_db,
3202 r->direct_reference = odr_oiddup(p->odr_out, yaz_oid_extserv_admin);
3204 r->indirect_reference = 0;
3205 r->which = Z_External_ESAdmin;
3207 r->u.adminService = (Z_Admin *)
3208 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
3209 r->u.adminService->which = Z_Admin_esRequest;
3210 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
3211 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
3213 toKeep = r->u.adminService->u.esRequest->toKeep =
3214 (Z_ESAdminOriginPartToKeep *)
3215 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
3216 toKeep->which = type;
3217 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
3218 toKeep->u.create = odr_nullval();
3219 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
3221 r->u.adminService->u.esRequest->notToKeep = notToKeep =
3222 (Z_ESAdminOriginPartNotToKeep *)
3223 odr_malloc(p->odr_out,
3224 sizeof(*r->u.adminService->u.esRequest->notToKeep));
3225 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
3226 notToKeep->u.recordsWillFollow = odr_nullval();
3230 *notToKeepP = notToKeep;
3235 static Z_APDU *create_xmlupdate_package(ZOOM_package p)
3237 Z_APDU *apdu = create_es_package(p, yaz_oid_extserv_xml_es);
3238 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
3239 Z_External *ext = (Z_External *) odr_malloc(p->odr_out, sizeof(*ext));
3241 const char *doc = ZOOM_options_getl(p->options, "doc", &len);
3249 req->taskSpecificParameters = ext;
3250 ext->direct_reference = req->packageType;
3251 ext->descriptor = 0;
3252 ext->indirect_reference = 0;
3254 ext->which = Z_External_octet;
3255 ext->u.single_ASN1_type =
3256 odr_create_Odr_oct(p->odr_out, (const unsigned char *) doc, len);
3260 static Z_APDU *create_update_package(ZOOM_package p)
3263 const char *first_db = "Default";
3265 char **db = set_DatabaseNames(p->connection, p->options, &num_db, p->odr_out);
3266 const char *action = ZOOM_options_get(p->options, "action");
3267 int recordIdOpaque_len;
3268 const char *recordIdOpaque = ZOOM_options_getl(p->options, "recordIdOpaque",
3269 &recordIdOpaque_len);
3270 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
3272 const char *record_buf = ZOOM_options_getl(p->options, "record",
3274 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
3275 const char *version = ZOOM_options_get(p->options, "updateVersion");
3277 const char *correlationInfo_note =
3278 ZOOM_options_get(p->options, "correlationInfo.note");
3279 const char *correlationInfo_id =
3280 ZOOM_options_get(p->options, "correlationInfo.id");
3282 Odr_oid *syntax_oid = 0;
3283 const Odr_oid *package_oid = yaz_oid_extserv_database_update;
3291 record_buf = "void";
3293 syntax_str = "SUTRS";
3298 syntax_oid = yaz_string_to_oid_odr(yaz_oid_std(),
3299 CLASS_RECSYN, syntax_str,
3311 package_oid = yaz_oid_extserv_database_update_first_version;
3312 /* old update does not support specialUpdate */
3314 action = "recordInsert";
3318 action = "specialUpdate";
3319 package_oid = yaz_oid_extserv_database_update_second_version;
3323 action = "specialUpdate";
3324 package_oid = yaz_oid_extserv_database_update;
3330 if (!strcmp(action, "recordInsert"))
3331 action_no = Z_IUOriginPartToKeep_recordInsert;
3332 else if (!strcmp(action, "recordReplace"))
3333 action_no = Z_IUOriginPartToKeep_recordReplace;
3334 else if (!strcmp(action, "recordDelete"))
3335 action_no = Z_IUOriginPartToKeep_recordDelete;
3336 else if (!strcmp(action, "elementUpdate"))
3337 action_no = Z_IUOriginPartToKeep_elementUpdate;
3338 else if (!strcmp(action, "specialUpdate"))
3339 action_no = Z_IUOriginPartToKeep_specialUpdate;
3343 apdu = create_es_package(p, package_oid);
3346 Z_IUOriginPartToKeep *toKeep;
3347 Z_IUSuppliedRecords *notToKeep;
3348 Z_External *r = (Z_External *)
3349 odr_malloc(p->odr_out, sizeof(*r));
3350 const char *elementSetName =
3351 ZOOM_options_get(p->options, "elementSetName");
3353 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
3355 r->direct_reference = odr_oiddup(p->odr_out, package_oid);
3357 r->which = Z_External_update;
3358 r->indirect_reference = 0;
3359 r->u.update = (Z_IUUpdate *)
3360 odr_malloc(p->odr_out, sizeof(*r->u.update));
3362 r->u.update->which = Z_IUUpdate_esRequest;
3363 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
3364 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
3365 toKeep = r->u.update->u.esRequest->toKeep =
3366 (Z_IUOriginPartToKeep *)
3367 odr_malloc(p->odr_out, sizeof(*toKeep));
3369 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
3372 toKeep->elementSetName = odr_strdup_null(p->odr_out, elementSetName);
3374 toKeep->actionQualifier = 0;
3375 toKeep->action = odr_intdup(p->odr_out, action_no);
3377 notToKeep = r->u.update->u.esRequest->notToKeep =
3378 (Z_IUSuppliedRecords *)
3379 odr_malloc(p->odr_out, sizeof(*notToKeep));
3381 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
3382 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
3383 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
3384 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
3385 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
3388 notToKeep->elements[0]->u.opaque =
3389 odr_create_Odr_oct(p->odr_out,
3390 (const unsigned char *) recordIdOpaque,
3391 recordIdOpaque_len);
3393 else if (recordIdNumber)
3395 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
3397 notToKeep->elements[0]->u.number =
3398 odr_intdup(p->odr_out, atoi(recordIdNumber));
3401 notToKeep->elements[0]->u.opaque = 0;
3402 notToKeep->elements[0]->supplementalId = 0;
3403 if (correlationInfo_note || correlationInfo_id)
3405 Z_IUCorrelationInfo *ci;
3406 ci = notToKeep->elements[0]->correlationInfo =
3407 (Z_IUCorrelationInfo *) odr_malloc(p->odr_out, sizeof(*ci));
3408 ci->note = odr_strdup_null(p->odr_out, correlationInfo_note);
3409 ci->id = correlationInfo_id ?
3410 odr_intdup(p->odr_out, atoi(correlationInfo_id)) : 0;
3413 notToKeep->elements[0]->correlationInfo = 0;
3414 notToKeep->elements[0]->record =
3415 z_ext_record_oid(p->odr_out, syntax_oid,
3416 record_buf, record_len);
3420 ODR print = odr_createmem(ODR_PRINT);
3422 z_APDU(print, &apdu, 0, 0);
3429 ZOOM_package_send(ZOOM_package p, const char *type)
3436 odr_reset(p->odr_out);
3439 if (!strcmp(type, "itemorder"))
3441 apdu = create_es_package(p, yaz_oid_extserv_item_order);
3444 Z_External *r = (Z_External *) odr_malloc(p->odr_out, sizeof(*r));
3446 r->direct_reference =
3447 odr_oiddup(p->odr_out, yaz_oid_extserv_item_order);
3449 r->which = Z_External_itemOrder;
3450 r->indirect_reference = 0;
3451 r->u.itemOrder = encode_item_order(p);
3453 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
3456 else if (!strcmp(type, "create")) /* create database */
3458 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
3461 else if (!strcmp(type, "drop")) /* drop database */
3463 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
3466 else if (!strcmp(type, "commit")) /* commit changes */
3468 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
3471 else if (!strcmp(type, "update")) /* update record(s) */
3473 apdu = create_update_package(p);
3475 else if (!strcmp(type, "xmlupdate"))
3477 apdu = create_xmlupdate_package(p);
3481 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
3485 ZOOM_task task = ZOOM_connection_add_task(c, ZOOM_TASK_PACKAGE);
3486 task->u.package = p;
3487 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
3488 p->buf_out = (char *) xmalloc(p->len_out);
3489 memcpy(p->buf_out, buf, p->len_out);
3494 while (ZOOM_event(1, &c))
3501 ZOOM_API(ZOOM_package)
3502 ZOOM_connection_package(ZOOM_connection c, ZOOM_options options)
3504 ZOOM_package p = (ZOOM_package) xmalloc(sizeof(*p));
3507 p->odr_out = odr_createmem(ODR_ENCODE);
3508 p->options = ZOOM_options_create_with_parent2(options, c->options);
3516 ZOOM_package_destroy(ZOOM_package p)
3521 if (p->refcount == 0)
3523 odr_destroy(p->odr_out);
3526 ZOOM_options_destroy(p->options);
3531 ZOOM_API(const char *)
3532 ZOOM_package_option_get(ZOOM_package p, const char *key)
3534 return ZOOM_options_get(p->options, key);
3537 ZOOM_API(const char *)
3538 ZOOM_package_option_getl(ZOOM_package p, const char *key, int *lenp)
3540 return ZOOM_options_getl(p->options, key, lenp);
3544 ZOOM_package_option_set(ZOOM_package p, const char *key,
3547 ZOOM_options_set(p->options, key, val);
3551 ZOOM_package_option_setl(ZOOM_package p, const char *key,
3552 const char *val, int len)
3554 ZOOM_options_setl(p->options, key, val, len);
3557 static int ZOOM_connection_exec_task(ZOOM_connection c)
3559 ZOOM_task task = c->tasks;
3560 zoom_ret ret = zoom_complete;
3564 yaz_log(log_details, "%p ZOOM_connection_exec_task type=%d run=%d",
3565 c, task->which, task->running);
3566 if (c->error != ZOOM_ERROR_NONE)
3568 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3569 "removing tasks because of error = %d", c, c->error);
3570 ZOOM_connection_remove_tasks(c);
3575 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3576 "task already running", c);
3580 ret = zoom_complete;
3581 if (c->cs || task->which == ZOOM_TASK_CONNECT)
3583 switch (task->which)
3585 case ZOOM_TASK_SEARCH:
3586 if (c->proto == PROTO_HTTP)
3587 ret = ZOOM_connection_srw_send_search(c);
3589 ret = ZOOM_connection_send_search(c);
3591 case ZOOM_TASK_RETRIEVE:
3592 if (c->proto == PROTO_HTTP)
3593 ret = ZOOM_connection_srw_send_search(c);
3595 ret = send_present(c);
3597 case ZOOM_TASK_CONNECT:
3598 ret = do_connect(c);
3600 case ZOOM_TASK_SCAN:
3601 if (c->proto == PROTO_HTTP)
3602 ret = ZOOM_connection_srw_send_scan(c);
3604 ret = ZOOM_connection_send_scan(c);
3606 case ZOOM_TASK_PACKAGE:
3607 ret = send_package(c);
3609 case ZOOM_TASK_SORT:
3610 c->tasks->u.sort.resultset->r_sort_spec =
3611 c->tasks->u.sort.q->sort_spec;
3612 ret = send_sort(c, c->tasks->u.sort.resultset);
3618 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3619 "remove tasks because no connection exist", c);
3620 ZOOM_connection_remove_tasks(c);
3622 if (ret == zoom_complete)
3624 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3625 "task removed (complete)", c);
3626 ZOOM_connection_remove_task(c);
3629 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3634 static zoom_ret send_sort_present(ZOOM_connection c)
3636 zoom_ret r = zoom_complete;
3638 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
3639 r = send_sort(c, c->tasks->u.search.resultset);
3640 if (r == zoom_complete)
3641 r = send_present(c);
3645 static int es_response(ZOOM_connection c,
3646 Z_ExtendedServicesResponse *res)
3648 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
3650 if (res->diagnostics && res->num_diagnostics > 0)
3651 response_diag(c, res->diagnostics[0]);
3652 if (res->taskPackage &&
3653 res->taskPackage->which == Z_External_extendedService)
3655 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
3656 Odr_oct *id = taskPackage->targetReference;
3659 ZOOM_options_setl(c->tasks->u.package->options,
3660 "targetReference", (char*) id->buf, id->len);
3662 if (res->taskPackage &&
3663 res->taskPackage->which == Z_External_octet)
3665 Odr_oct *doc = res->taskPackage->u.octet_aligned;
3666 ZOOM_options_setl(c->tasks->u.package->options,
3667 "xmlUpdateDoc", (char*) doc->buf, doc->len);
3672 static void interpret_init_diag(ZOOM_connection c,
3673 Z_DiagnosticFormat *diag)
3677 Z_DiagnosticFormat_s *ds = diag->elements[0];
3678 if (ds->which == Z_DiagnosticFormat_s_defaultDiagRec)
3679 response_default_diag(c, ds->u.defaultDiagRec);
3684 static void interpret_otherinformation_field(ZOOM_connection c,
3685 Z_OtherInformation *ui)
3688 for (i = 0; i < ui->num_elements; i++)
3690 Z_OtherInformationUnit *unit = ui->list[i];
3691 if (unit->which == Z_OtherInfo_externallyDefinedInfo &&
3692 unit->information.externallyDefinedInfo &&
3693 unit->information.externallyDefinedInfo->which ==
3696 interpret_init_diag(c, unit->information.externallyDefinedInfo->u.diag1);
3702 static void set_init_option(const char *name, void *clientData) {
3703 ZOOM_connection c = (ZOOM_connection) clientData;
3706 sprintf(buf, "init_opt_%.70s", name);
3707 ZOOM_connection_option_set(c, buf, "1");
3711 static void recv_apdu(ZOOM_connection c, Z_APDU *apdu)
3713 Z_InitResponse *initrs;
3715 ZOOM_connection_set_mask(c, 0);
3716 yaz_log(log_details, "%p recv_apdu apdu->which=%d", c, apdu->which);
3719 case Z_APDU_initResponse:
3720 yaz_log(log_api, "%p recv_apdu: Received Init response", c);
3721 initrs = apdu->u.initResponse;
3722 ZOOM_connection_option_set(c, "serverImplementationId",
3723 initrs->implementationId ?
3724 initrs->implementationId : "");
3725 ZOOM_connection_option_set(c, "serverImplementationName",
3726 initrs->implementationName ?
3727 initrs->implementationName : "");
3728 ZOOM_connection_option_set(c, "serverImplementationVersion",
3729 initrs->implementationVersion ?
3730 initrs->implementationVersion : "");
3731 /* Set the three old options too, for old applications */
3732 ZOOM_connection_option_set(c, "targetImplementationId",
3733 initrs->implementationId ?
3734 initrs->implementationId : "");
3735 ZOOM_connection_option_set(c, "targetImplementationName",
3736 initrs->implementationName ?
3737 initrs->implementationName : "");
3738 ZOOM_connection_option_set(c, "targetImplementationVersion",
3739 initrs->implementationVersion ?
3740 initrs->implementationVersion : "");
3742 /* Make initrs->options available as ZOOM-level options */
3743 yaz_init_opt_decode(initrs->options, set_init_option, (void*) c);
3745 if (!*initrs->result)
3747 Z_External *uif = initrs->userInformationField;
3749 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0); /* default error */
3751 if (uif && uif->which == Z_External_userInfo1)
3752 interpret_otherinformation_field(c, uif->u.userInfo1);
3757 yaz_oi_get_string_oid(&apdu->u.initResponse->otherInfo,
3758 yaz_oid_userinfo_cookie, 1, 0);
3759 xfree(c->cookie_in);
3762 c->cookie_in = xstrdup(cookie);
3763 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
3764 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
3765 c->support_named_resultsets = 1;
3768 assert(c->tasks->which == ZOOM_TASK_CONNECT);
3769 ZOOM_connection_remove_task(c);
3771 ZOOM_connection_exec_task(c);
3773 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
3775 NMEM tmpmem = nmem_create();
3776 Z_CharSetandLanguageNegotiation *p =
3777 yaz_get_charneg_record(initrs->otherInfo);
3781 char *charset = NULL, *lang = NULL;
3784 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
3785 yaz_log(log_details, "%p recv_apdu target accepted: "
3786 "charset %s, language %s, select %d",
3788 charset ? charset : "none", lang ? lang : "none", sel);
3790 ZOOM_connection_option_set(c, "negotiation-charset",
3793 ZOOM_connection_option_set(c, "negotiation-lang",
3796 ZOOM_connection_option_set(
3797 c, "negotiation-charset-in-effect-for-records",
3798 (sel != 0) ? "1" : "0");
3799 nmem_destroy(tmpmem);
3803 case Z_APDU_searchResponse:
3804 yaz_log(log_api, "%p recv_apdu Search response", c);
3805 handle_search_response(c, apdu->u.searchResponse);
3806 if (send_sort_present(c) == zoom_complete)
3807 ZOOM_connection_remove_task(c);
3809 case Z_APDU_presentResponse:
3810 yaz_log(log_api, "%p recv_apdu Present response", c);
3811 handle_present_response(c, apdu->u.presentResponse);
3812 if (send_present(c) == zoom_complete)
3813 ZOOM_connection_remove_task(c);
3815 case Z_APDU_sortResponse:
3816 yaz_log(log_api, "%p recv_apdu Sort response", c);
3817 sort_response(c, apdu->u.sortResponse);
3818 if (send_present(c) == zoom_complete)
3819 ZOOM_connection_remove_task(c);
3821 case Z_APDU_scanResponse:
3822 yaz_log(log_api, "%p recv_apdu Scan response", c);
3823 scan_response(c, apdu->u.scanResponse);
3824 ZOOM_connection_remove_task(c);
3826 case Z_APDU_extendedServicesResponse:
3827 yaz_log(log_api, "%p recv_apdu Extended Services response", c);
3828 es_response(c, apdu->u.extendedServicesResponse);
3829 ZOOM_connection_remove_task(c);
3832 yaz_log(log_api, "%p recv_apdu Close PDU", c);
3833 if (!ZOOM_test_reconnect(c))
3835 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, c->host_port);
3840 yaz_log(log_api, "%p Received unknown PDU", c);
3841 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3847 static void handle_srw_response(ZOOM_connection c,
3848 Z_SRW_searchRetrieveResponse *res)
3850 ZOOM_resultset resultset = 0;
3855 const char *syntax, *elementSetName;
3860 switch(c->tasks->which)
3862 case ZOOM_TASK_SEARCH:
3863 resultset = c->tasks->u.search.resultset;
3864 start = &c->tasks->u.search.start;
3865 syntax = c->tasks->u.search.syntax;
3866 elementSetName = c->tasks->u.search.elementSetName;
3868 case ZOOM_TASK_RETRIEVE:
3869 resultset = c->tasks->u.retrieve.resultset;
3870 start = &c->tasks->u.retrieve.start;
3871 syntax = c->tasks->u.retrieve.syntax;
3872 elementSetName = c->tasks->u.retrieve.elementSetName;
3877 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3878 ZOOM_connection_put_event(c, event);
3880 resultset->size = 0;
3882 if (res->resultSetId)
3883 ZOOM_resultset_option_set(resultset, "resultSetId", res->resultSetId);
3885 yaz_log(log_details, "%p handle_srw_response got SRW response OK", c);
3887 if (res->numberOfRecords)
3888 resultset->size = *res->numberOfRecords;
3890 for (i = 0; i<res->num_records; i++)
3893 Z_SRW_record *sru_rec;
3894 Z_SRW_diagnostic *diag = 0;
3897 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3898 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3900 if (res->records[i].recordPosition &&
3901 *res->records[i].recordPosition > 0)
3902 pos = *res->records[i].recordPosition - 1;
3906 sru_rec = &res->records[i];
3908 npr->databaseName = 0;
3909 npr->which = Z_NamePlusRecord_databaseRecord;
3910 npr->u.databaseRecord = (Z_External *)
3911 odr_malloc(c->odr_in, sizeof(Z_External));
3912 npr->u.databaseRecord->descriptor = 0;
3913 npr->u.databaseRecord->direct_reference =
3914 odr_oiddup(c->odr_in, yaz_oid_recsyn_xml);
3915 npr->u.databaseRecord->which = Z_External_octet;
3917 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3918 odr_malloc(c->odr_in, sizeof(Odr_oct));
3919 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3920 sru_rec->recordData_buf;
3921 npr->u.databaseRecord->u.octet_aligned->len =
3922 npr->u.databaseRecord->u.octet_aligned->size =
3923 sru_rec->recordData_len;
3925 if (sru_rec->recordSchema
3926 && !strcmp(sru_rec->recordSchema,
3927 "info:srw/schema/1/diagnostics-v1.1"))
3929 sru_decode_surrogate_diagnostics(sru_rec->recordData_buf,
3930 sru_rec->recordData_len,
3934 record_cache_add(resultset, npr, pos, syntax, elementSetName,
3935 sru_rec->recordSchema, diag);
3937 if (res->num_diagnostics > 0)
3938 set_SRU_error(c, &res->diagnostics[0]);
3939 nmem = odr_extract_mem(c->odr_in);
3940 nmem_transfer(odr_getmem(resultset->odr), nmem);
3946 static void handle_srw_scan_response(ZOOM_connection c,
3947 Z_SRW_scanResponse *res)
3949 NMEM nmem = odr_extract_mem(c->odr_in);
3952 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
3954 scan = c->tasks->u.scan.scan;
3956 if (res->num_diagnostics > 0)
3957 set_SRU_error(c, &res->diagnostics[0]);
3959 scan->scan_response = 0;
3960 scan->srw_scan_response = res;
3961 nmem_transfer(odr_getmem(scan->odr), nmem);
3963 ZOOM_options_set_int(scan->options, "number", res->num_terms);
3969 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3972 const char *addinfo = 0;
3973 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3975 ZOOM_connection_set_mask(c, 0);
3976 yaz_log(log_details, "%p handle_http", c);
3978 if (!yaz_srw_check_content_type(hres))
3979 addinfo = "content-type";
3982 Z_SOAP *soap_package = 0;
3984 Z_SOAP_Handler soap_handlers[2] = {
3985 {YAZ_XMLNS_SRU_v1_1, 0, (Z_SOAP_fun) yaz_srw_codec},
3988 ret = z_soap_codec(o, &soap_package,
3989 &hres->content_buf, &hres->content_len,
3991 if (!ret && soap_package->which == Z_SOAP_generic &&
3992 soap_package->u.generic->no == 0)
3994 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3996 ZOOM_options_set(c->options, "sru_version", sr->srw_version);
3997 if (sr->which == Z_SRW_searchRetrieve_response)
3998 handle_srw_response(c, sr->u.response);
3999 else if (sr->which == Z_SRW_scan_response)
4000 handle_srw_scan_response(c, sr->u.scan_response);
4004 else if (!ret && (soap_package->which == Z_SOAP_fault
4005 || soap_package->which == Z_SOAP_error))
4007 set_HTTP_error(c, hres->code,
4008 soap_package->u.fault->fault_code,
4009 soap_package->u.fault->fault_string);
4016 if (hres->code != 200)
4017 set_HTTP_error(c, hres->code, 0, 0);
4019 set_ZOOM_error(c, ZOOM_ERROR_DECODE, addinfo);
4022 ZOOM_connection_remove_task(c);
4023 if (!strcmp(hres->version, "1.0"))
4025 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
4026 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
4031 /* HTTP 1.1: only if no close we stay alive .. */
4032 if (connection_head && !strcmp(connection_head, "close"))
4038 static int do_read(ZOOM_connection c)
4043 event = ZOOM_Event_create(ZOOM_EVENT_RECV_DATA);
4044 ZOOM_connection_put_event(c, event);
4046 r = cs_get(c->cs, &c->buf_in, &c->len_in);
4047 more = cs_more(c->cs);
4048 yaz_log(log_details, "%p do_read len=%d more=%d", c, r, more);
4053 if (!ZOOM_test_reconnect(c))
4055 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, c->host_port);
4064 odr_reset(c->odr_in);
4065 odr_setbuf(c->odr_in, c->buf_in, r, 0);
4066 event = ZOOM_Event_create(ZOOM_EVENT_RECV_APDU);
4067 ZOOM_connection_put_event(c, event);
4069 if (!z_GDU(c->odr_in, &gdu, 0, 0))
4072 int err = odr_geterrorx(c->odr_in, &x);
4074 const char *element = odr_getelement(c->odr_in);
4075 yaz_snprintf(msg, sizeof(msg),
4076 "ODR code %d:%d element=%s offset=%d",
4077 err, x, element ? element : "<unknown>",
4078 odr_offset(c->odr_in));
4079 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
4082 FILE *ber_file = yaz_log_file();
4084 odr_dumpBER(ber_file, c->buf_in, r);
4088 else if (gdu->which == Z_GDU_Z3950)
4089 recv_apdu(c, gdu->u.z3950);
4090 else if (gdu->which == Z_GDU_HTTP_Response)
4093 handle_http(c, gdu->u.HTTP_Response);
4095 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
4099 c->reconnect_ok = 0;
4104 static zoom_ret do_write_ex(ZOOM_connection c, char *buf_out, int len_out)
4109 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
4110 ZOOM_connection_put_event(c, event);
4112 yaz_log(log_details, "%p do_write_ex len=%d", c, len_out);
4113 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
4115 yaz_log(log_details, "%p do_write_ex write failed", c);
4116 if (ZOOM_test_reconnect(c))
4118 return zoom_pending;
4120 if (c->state == STATE_CONNECTING)
4121 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, c->host_port);
4123 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, c->host_port);
4125 return zoom_complete;
4129 int mask = ZOOM_SELECT_EXCEPT;
4130 if (c->cs->io_pending & CS_WANT_WRITE)
4131 mask += ZOOM_SELECT_WRITE;
4132 if (c->cs->io_pending & CS_WANT_READ)
4133 mask += ZOOM_SELECT_READ;
4134 ZOOM_connection_set_mask(c, mask);
4135 yaz_log(log_details, "%p do_write_ex write incomplete mask=%d",
4140 ZOOM_connection_set_mask(c, ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT);
4141 yaz_log(log_details, "%p do_write_ex write complete mask=%d",
4144 return zoom_pending;
4147 static zoom_ret do_write(ZOOM_connection c)
4149 return do_write_ex(c, c->buf_out, c->len_out);
4153 ZOOM_API(const char *)
4154 ZOOM_connection_option_get(ZOOM_connection c, const char *key)
4156 return ZOOM_options_get(c->options, key);
4159 ZOOM_API(const char *)
4160 ZOOM_connection_option_getl(ZOOM_connection c, const char *key, int *lenp)
4162 return ZOOM_options_getl(c->options, key, lenp);
4166 ZOOM_connection_option_set(ZOOM_connection c, const char *key,
4169 ZOOM_options_set(c->options, key, val);
4173 ZOOM_connection_option_setl(ZOOM_connection c, const char *key,
4174 const char *val, int len)
4176 ZOOM_options_setl(c->options, key, val, len);
4179 ZOOM_API(const char *)
4180 ZOOM_resultset_option_get(ZOOM_resultset r, const char *key)
4182 return ZOOM_options_get(r->options, key);
4186 ZOOM_resultset_option_set(ZOOM_resultset r, const char *key,
4189 ZOOM_options_set(r->options, key, val);
4194 ZOOM_connection_errcode(ZOOM_connection c)
4196 return ZOOM_connection_error(c, 0, 0);
4199 ZOOM_API(const char *)
4200 ZOOM_connection_errmsg(ZOOM_connection c)
4203 ZOOM_connection_error(c, &msg, 0);
4207 ZOOM_API(const char *)
4208 ZOOM_connection_addinfo(ZOOM_connection c)
4210 const char *addinfo;
4211 ZOOM_connection_error(c, 0, &addinfo);
4215 ZOOM_API(const char *)
4216 ZOOM_connection_diagset(ZOOM_connection c)
4218 const char *diagset;
4219 ZOOM_connection_error_x(c, 0, 0, &diagset);
4223 ZOOM_API(const char *)
4224 ZOOM_diag_str(int error)
4228 case ZOOM_ERROR_NONE:
4230 case ZOOM_ERROR_CONNECT:
4231 return "Connect failed";
4232 case ZOOM_ERROR_MEMORY:
4233 return "Out of memory";
4234 case ZOOM_ERROR_ENCODE:
4235 return "Encoding failed";
4236 case ZOOM_ERROR_DECODE:
4237 return "Decoding failed";
4238 case ZOOM_ERROR_CONNECTION_LOST:
4239 return "Connection lost";
4240 case ZOOM_ERROR_INIT:
4241 return "Init rejected";
4242 case ZOOM_ERROR_INTERNAL:
4243 return "Internal failure";
4244 case ZOOM_ERROR_TIMEOUT:
4246 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
4247 return "Unsupported protocol";
4248 case ZOOM_ERROR_UNSUPPORTED_QUERY:
4249 return "Unsupported query type";
4250 case ZOOM_ERROR_INVALID_QUERY:
4251 return "Invalid query";
4252 case ZOOM_ERROR_CQL_PARSE:
4253 return "CQL parsing error";
4254 case ZOOM_ERROR_CQL_TRANSFORM:
4255 return "CQL transformation error";
4256 case ZOOM_ERROR_CCL_CONFIG:
4257 return "CCL configuration error";
4258 case ZOOM_ERROR_CCL_PARSE:
4259 return "CCL parsing error";
4261 return diagbib1_str(error);
4266 ZOOM_connection_error_x(ZOOM_connection c, const char **cp,
4267 const char **addinfo, const char **diagset)
4269 int error = c->error;
4272 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
4273 *cp = ZOOM_diag_str(error);
4274 else if (!strcmp(c->diagset, "HTTP"))
4275 *cp = z_HTTP_errmsg(c->error);
4276 else if (!strcmp(c->diagset, "Bib-1"))
4277 *cp = ZOOM_diag_str(error);
4278 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
4279 *cp = yaz_diag_srw_str(c->error);
4281 *cp = "Unknown error and diagnostic set";
4284 *addinfo = c->addinfo ? c->addinfo : "";
4286 *diagset = c->diagset ? c->diagset : "";
4291 ZOOM_connection_error(ZOOM_connection c, const char **cp,
4292 const char **addinfo)
4294 return ZOOM_connection_error_x(c, cp, addinfo, 0);
4297 static void ZOOM_connection_do_io(ZOOM_connection c, int mask)
4299 ZOOM_Event event = 0;
4300 int r = cs_look(c->cs);
4301 yaz_log(log_details, "%p ZOOM_connection_do_io mask=%d cs_look=%d",
4306 event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
4307 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, c->host_port);
4309 ZOOM_connection_put_event(c, event);
4311 else if (r == CS_CONNECT)
4313 int ret = ret = cs_rcvconnect(c->cs);
4314 yaz_log(log_details, "%p ZOOM_connection_do_io "
4315 "cs_rcvconnect returned %d", c, ret);
4318 int mask = ZOOM_SELECT_EXCEPT;
4319 if (c->cs->io_pending & CS_WANT_WRITE)
4320 mask += ZOOM_SELECT_WRITE;
4321 if (c->cs->io_pending & CS_WANT_READ)
4322 mask += ZOOM_SELECT_READ;
4323 ZOOM_connection_set_mask(c, mask);
4324 event = ZOOM_Event_create(ZOOM_EVENT_NONE);
4325 ZOOM_connection_put_event(c, event);
4329 event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
4330 ZOOM_connection_put_event(c, event);
4332 if (c->proto == PROTO_Z3950)
4333 ZOOM_connection_send_init(c);
4336 /* no init request for SRW .. */
4337 assert(c->tasks->which == ZOOM_TASK_CONNECT);
4338 ZOOM_connection_remove_task(c);
4339 ZOOM_connection_set_mask(c, 0);
4340 ZOOM_connection_exec_task(c);
4342 c->state = STATE_ESTABLISHED;
4346 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, c->host_port);
4352 if (mask & ZOOM_SELECT_EXCEPT)
4354 if (!ZOOM_test_reconnect(c))
4356 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, c->host_port);
4361 if (mask & ZOOM_SELECT_READ)
4363 if (c->cs && (mask & ZOOM_SELECT_WRITE))
4369 ZOOM_connection_last_event(ZOOM_connection cs)
4372 return ZOOM_EVENT_NONE;
4373 return cs->last_event;
4377 static void cql2pqf_wrbuf_puts(const char *buf, void *client_data)
4379 WRBUF wrbuf = (WRBUF) client_data;
4380 wrbuf_puts(wrbuf, buf);
4384 * Returns an xmalloc()d string containing RPN that corresponds to the
4385 * CQL passed in. On error, sets the Connection object's error state
4386 * and returns a null pointer.
4387 * ### We could cache CQL parser and/or transformer in Connection.
4389 static char *cql2pqf(ZOOM_connection c, const char *cql)
4393 const char *cqlfile;
4394 cql_transform_t trans;
4397 parser = cql_parser_create();
4398 if ((error = cql_parser_string(parser, cql)) != 0) {
4399 cql_parser_destroy(parser);
4400 set_ZOOM_error(c, ZOOM_ERROR_CQL_PARSE, cql);
4404 cqlfile = ZOOM_connection_option_get(c, "cqlfile");
4407 set_ZOOM_error(c, ZOOM_ERROR_CQL_TRANSFORM, "no CQL transform file");
4409 else if ((trans = cql_transform_open_fname(cqlfile)) == 0)
4412 sprintf(buf, "can't open CQL transform file '%.200s': %.200s",
4413 cqlfile, strerror(errno));
4414 set_ZOOM_error(c, ZOOM_ERROR_CQL_TRANSFORM, buf);
4418 WRBUF wrbuf_result = wrbuf_alloc();
4419 error = cql_transform(trans, cql_parser_result(parser),
4420 cql2pqf_wrbuf_puts, wrbuf_result);
4423 const char *addinfo;
4424 error = cql_transform_error(trans, &addinfo);
4425 sprintf(buf, "%.200s (addinfo=%.200s)",
4426 cql_strerror(error), addinfo);
4427 set_ZOOM_error(c, ZOOM_ERROR_CQL_TRANSFORM, buf);
4431 result = xstrdup(wrbuf_cstr(wrbuf_result));
4433 cql_transform_close(trans);
4434 wrbuf_destroy(wrbuf_result);
4436 cql_parser_destroy(parser);
4440 ZOOM_API(int) ZOOM_connection_fire_event_timeout(ZOOM_connection c)
4444 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
4445 /* timeout and this connection was waiting */
4446 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
4448 ZOOM_connection_put_event(c, event);
4454 ZOOM_connection_process(ZOOM_connection c)
4460 event = ZOOM_connection_get_event(c);
4463 ZOOM_Event_destroy(event);
4466 ZOOM_connection_exec_task(c);
4467 event = ZOOM_connection_get_event(c);
4470 ZOOM_Event_destroy(event);
4477 ZOOM_event_nonblock(int no, ZOOM_connection *cs)
4481 yaz_log(log_details, "ZOOM_process_event(no=%d,cs=%p)", no, cs);
4483 for (i = 0; i<no; i++)
4485 ZOOM_connection c = cs[i];
4487 if (c && ZOOM_connection_process(c))
4493 ZOOM_API(int) ZOOM_connection_fire_event_socket(ZOOM_connection c, int mask)
4495 if (c->mask && mask)
4496 ZOOM_connection_do_io(c, mask);
4500 ZOOM_API(int) ZOOM_connection_get_socket(ZOOM_connection c)
4503 return cs_fileno(c->cs);
4507 ZOOM_API(int) ZOOM_connection_set_mask(ZOOM_connection c, int mask)
4515 ZOOM_API(int) ZOOM_connection_get_mask(ZOOM_connection c)
4522 ZOOM_API(int) ZOOM_connection_get_timeout(ZOOM_connection c)
4524 return ZOOM_options_get_int(c->options, "timeout", 30);
4530 * indent-tabs-mode: nil
4532 * vim: shiftwidth=4 tabstop=8 expandtab