2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.42 2005-06-06 10:29:33 adam Exp $
9 * \brief Implements ZOOM C interface.
16 #include <yaz/yaz-util.h>
17 #include <yaz/xmalloc.h>
18 #include <yaz/otherinfo.h>
20 #include <yaz/pquery.h>
21 #include <yaz/marcdisp.h>
22 #include <yaz/diagbib1.h>
23 #include <yaz/charneg.h>
28 #include <sys/types.h>
37 #include <sys/select.h>
43 static int log_level = 0;
44 static int log_level_initialized = 0;
51 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c);
52 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out);
54 static ZOOM_Event ZOOM_Event_create (int kind)
56 ZOOM_Event event = (ZOOM_Event) xmalloc (sizeof(*event));
63 static void ZOOM_Event_destroy (ZOOM_Event event)
68 static void ZOOM_connection_put_event (ZOOM_connection c, ZOOM_Event event)
72 c->m_queue_back->prev = event;
73 assert (c->m_queue_front);
77 assert (!c->m_queue_front);
78 c->m_queue_front = event;
80 event->next = c->m_queue_back;
82 c->m_queue_back = event;
85 static ZOOM_Event ZOOM_connection_get_event(ZOOM_connection c)
87 ZOOM_Event event = c->m_queue_front;
90 c->last_event = ZOOM_EVENT_NONE;
93 assert (c->m_queue_back);
94 c->m_queue_front = event->prev;
97 assert (c->m_queue_back);
98 c->m_queue_front->next = 0;
102 c->last_event = event->kind;
107 static void set_dset_error (ZOOM_connection c, int error,
109 const char *addinfo, const char *addinfo2)
112 if (!log_level_initialized)
114 log_level = yaz_log_module_level("zoom");
115 log_level_initialized = 1;
121 if (!c->diagset || strcmp(dset, c->diagset))
124 c->diagset = xstrdup(dset);
125 /* remove integer part from SRW diagset .. */
126 if ((cp = strrchr(c->diagset, '/')))
129 if (addinfo && addinfo2)
131 c->addinfo = (char*) xmalloc(strlen(addinfo) + strlen(addinfo2) + 2);
132 strcpy(c->addinfo, addinfo);
133 strcat(c->addinfo, addinfo2);
136 c->addinfo = xstrdup(addinfo);
138 yaz_log(log_level, "Error %s %s:%d %s %s",
139 c->host_port ? c->host_port : "<>", dset, error,
140 addinfo ? addinfo : "",
141 addinfo2 ? addinfo2 : "");
145 static void set_HTTP_error (ZOOM_connection c, int error,
146 const char *addinfo, const char *addinfo2)
148 set_dset_error(c, error, "HTTP", addinfo, addinfo2);
152 static void set_ZOOM_error (ZOOM_connection c, int error,
155 set_dset_error(c, error, "ZOOM", addinfo, 0);
158 static void clear_error (ZOOM_connection c)
163 case ZOOM_ERROR_CONNECT:
164 case ZOOM_ERROR_MEMORY:
165 case ZOOM_ERROR_DECODE:
166 case ZOOM_ERROR_CONNECTION_LOST:
167 case ZOOM_ERROR_INIT:
168 case ZOOM_ERROR_INTERNAL:
169 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
172 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
176 ZOOM_task ZOOM_connection_add_task (ZOOM_connection c, int which)
178 ZOOM_task *taskp = &c->tasks;
180 taskp = &(*taskp)->next;
181 *taskp = (ZOOM_task) xmalloc (sizeof(**taskp));
182 (*taskp)->running = 0;
183 (*taskp)->which = which;
189 ZOOM_task ZOOM_connection_insert_task (ZOOM_connection c, int which)
191 ZOOM_task task = (ZOOM_task) xmalloc (sizeof(*task));
193 task->next = c->tasks;
202 void ZOOM_connection_remove_task (ZOOM_connection c)
204 ZOOM_task task = c->tasks;
208 c->tasks = task->next;
211 case ZOOM_TASK_SEARCH:
212 ZOOM_resultset_destroy (task->u.search.resultset);
214 case ZOOM_TASK_RETRIEVE:
215 ZOOM_resultset_destroy (task->u.retrieve.resultset);
217 case ZOOM_TASK_CONNECT:
220 ZOOM_scanset_destroy (task->u.scan.scan);
222 case ZOOM_TASK_PACKAGE:
223 ZOOM_package_destroy (task->u.package);
226 ZOOM_resultset_destroy (task->u.sort.resultset);
227 ZOOM_query_destroy(task->u.sort.q);
236 static int ZOOM_connection_exec_task (ZOOM_connection c);
238 void ZOOM_connection_remove_tasks (ZOOM_connection c)
241 ZOOM_connection_remove_task(c);
244 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos);
246 ZOOM_API(ZOOM_connection)
247 ZOOM_connection_create (ZOOM_options options)
249 ZOOM_connection c = (ZOOM_connection) xmalloc (sizeof(*c));
251 if (!log_level_initialized)
253 log_level = yaz_log_module_level("zoom");
254 log_level_initialized = 1;
257 c->proto = PROTO_Z3950;
261 c->state = STATE_IDLE;
264 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
271 c->options = ZOOM_options_create_with_parent(options);
277 c->charset = c->lang = 0;
284 c->odr_in = odr_createmem (ODR_DECODE);
285 c->odr_out = odr_createmem (ODR_ENCODE);
288 c->support_named_resultsets = 0;
289 c->last_event = ZOOM_EVENT_NONE;
291 c->m_queue_front = 0;
296 /* set database names. Take local databases (if set); otherwise
297 take databases given in ZURL (if set); otherwise use Default */
298 static char **set_DatabaseNames (ZOOM_connection con, ZOOM_options options,
301 char **databaseNames;
302 const char *cp = ZOOM_options_get (options, "databaseName");
306 if (strncmp (con->host_port, "unix:", 5) == 0)
307 cp = strchr(con->host_port+5, ':');
309 cp = strchr(con->host_port, '/');
315 nmem_strsplit(con->odr_out->mem, "+", cp, &databaseNames, num);
316 return databaseNames;
319 ZOOM_API(ZOOM_connection)
320 ZOOM_connection_new (const char *host, int portnum)
322 ZOOM_connection c = ZOOM_connection_create (0);
324 ZOOM_connection_connect (c, host, portnum);
329 ZOOM_connection_connect(ZOOM_connection c,
330 const char *host, int portnum)
335 if (!log_level_initialized)
337 log_level = yaz_log_module_level("zoom");
338 log_level_initialized = 1;
343 yaz_log (log_level, "reconnect");
347 yaz_log(log_level, "connect");
349 val = ZOOM_options_get (c->options, "proxy");
351 c->proxy = xstrdup (val);
356 val = ZOOM_options_get (c->options, "charset");
358 c->charset = xstrdup (val);
363 val = ZOOM_options_get (c->options, "lang");
365 c->lang = xstrdup (val);
369 xfree (c->host_port);
373 sprintf (hostn, "%.80s:%d", host, portnum);
374 c->host_port = xstrdup(hostn);
377 c->host_port = xstrdup(host);
379 ZOOM_options_set(c->options, "host", c->host_port);
381 val = ZOOM_options_get (c->options, "cookie");
383 c->cookie_out = xstrdup (val);
385 val = ZOOM_options_get (c->options, "clientIP");
387 c->client_IP = xstrdup (val);
389 c->async = ZOOM_options_get_bool (c->options, "async", 0);
391 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
393 task = ZOOM_connection_add_task (c, ZOOM_TASK_CONNECT);
397 while (ZOOM_event (1, &c))
403 ZOOM_query_create(void)
405 ZOOM_query s = (ZOOM_query) xmalloc (sizeof(*s));
410 s->odr = odr_createmem (ODR_ENCODE);
417 ZOOM_query_destroy(ZOOM_query s)
423 yaz_log (log_level, "ZOOM_query_destroy count=%d", s->refcount);
424 if (s->refcount == 0)
426 odr_destroy (s->odr);
432 ZOOM_query_prefix(ZOOM_query s, const char *str)
434 s->query_string = odr_strdup(s->odr, str);
435 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
436 s->z_query->which = Z_Query_type_1;
437 s->z_query->u.type_1 = p_query_rpn(s->odr, PROTO_Z3950, str);
438 if (!s->z_query->u.type_1)
447 ZOOM_query_cql(ZOOM_query s, const char *str)
451 s->query_string = odr_strdup(s->odr, str);
453 ext = (Z_External *) odr_malloc(s->odr, sizeof(*ext));
454 ext->direct_reference = odr_getoidbystr(s->odr, "1.2.840.10003.16.2");
455 ext->indirect_reference = 0;
457 ext->which = Z_External_CQL;
458 ext->u.cql = s->query_string;
460 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
461 s->z_query->which = Z_Query_type_104;
462 s->z_query->u.type_104 = ext;
468 ZOOM_query_sortby(ZOOM_query s, const char *criteria)
470 s->sort_spec = yaz_sort_spec (s->odr, criteria);
476 static zoom_ret do_write(ZOOM_connection c);
479 ZOOM_connection_destroy(ZOOM_connection c)
486 for (r = c->resultsets; r; r = r->next)
492 odr_destroy (c->odr_in);
493 odr_destroy (c->odr_out);
494 ZOOM_options_destroy (c->options);
495 ZOOM_connection_remove_tasks (c);
496 xfree (c->host_port);
501 xfree (c->cookie_out);
502 xfree (c->cookie_in);
503 xfree (c->client_IP);
507 void ZOOM_resultset_addref (ZOOM_resultset r)
512 yaz_log (log_level, "ZOOM_resultset_addref r=%p count=%d",
517 ZOOM_resultset ZOOM_resultset_create ()
519 ZOOM_resultset r = (ZOOM_resultset) xmalloc (sizeof(*r));
521 if (!log_level_initialized)
523 log_level = yaz_log_module_level("zoom");
524 log_level_initialized = 1;
527 yaz_log (log_level, "ZOOM_resultset_create r = %p", r);
530 r->odr = odr_createmem (ODR_ENCODE);
545 ZOOM_API(ZOOM_resultset)
546 ZOOM_connection_search_pqf(ZOOM_connection c, const char *q)
549 ZOOM_query s = ZOOM_query_create();
551 ZOOM_query_prefix (s, q);
553 r = ZOOM_connection_search (c, s);
554 ZOOM_query_destroy (s);
558 ZOOM_API(ZOOM_resultset)
559 ZOOM_connection_search(ZOOM_connection c, ZOOM_query q)
561 ZOOM_resultset r = ZOOM_resultset_create ();
565 r->r_sort_spec = q->sort_spec;
568 r->options = ZOOM_options_create_with_parent(c->options);
570 r->start = ZOOM_options_get_int(r->options, "start", 0);
571 r->count = ZOOM_options_get_int(r->options, "count", 0);
573 /* If "presentChunk" is defined use that; otherwise "step" */
574 const char *cp = ZOOM_options_get (r->options, "presentChunk");
575 r->step = ZOOM_options_get_int(r->options,
576 (cp != 0 ? "presentChunk": "step"), 0);
578 r->piggyback = ZOOM_options_get_bool (r->options, "piggyback", 1);
579 cp = ZOOM_options_get (r->options, "setname");
581 r->setname = xstrdup(cp);
582 cp = ZOOM_options_get (r->options, "schema");
584 r->schema = xstrdup(cp);
588 r->next = c->resultsets;
591 if (c->host_port && c->proto == PROTO_HTTP)
595 yaz_log(log_level, "NO COMSTACK");
596 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
600 yaz_log(log_level, "PREPARE FOR RECONNECT");
605 task = ZOOM_connection_add_task (c, ZOOM_TASK_SEARCH);
606 task->u.search.resultset = r;
607 ZOOM_resultset_addref (r);
613 while (ZOOM_event (1, &c))
620 ZOOM_resultset_sort(ZOOM_resultset r,
621 const char *sort_type, const char *sort_spec)
623 ZOOM_connection c = r->connection;
629 if (c->host_port && c->proto == PROTO_HTTP)
633 yaz_log(log_level, "NO COMSTACK");
634 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
638 yaz_log(log_level, "PREPARE FOR RECONNECT");
643 ZOOM_resultset_cache_reset(r);
644 task = ZOOM_connection_add_task (c, ZOOM_TASK_SORT);
645 task->u.sort.resultset = r;
646 task->u.sort.q = ZOOM_query_create();
647 ZOOM_query_sortby(task->u.sort.q, sort_spec);
649 ZOOM_resultset_addref (r);
653 while (ZOOM_event (1, &c))
659 ZOOM_resultset_cache_reset(ZOOM_resultset r)
661 ZOOM_record_cache rc;
663 for (rc = r->record_cache; rc; rc = rc->next)
665 if (rc->rec.wrbuf_marc)
666 wrbuf_free (rc->rec.wrbuf_marc, 1);
667 if (rc->rec.wrbuf_iconv)
668 wrbuf_free (rc->rec.wrbuf_iconv, 1);
669 if (rc->rec.wrbuf_opac)
670 wrbuf_free (rc->rec.wrbuf_opac, 1);
676 ZOOM_resultset_destroy(ZOOM_resultset r)
681 yaz_log (log_level, "ZOOM_resultset_destroy r = %p count=%d",
683 if (r->refcount == 0)
685 ZOOM_resultset_cache_reset(r);
689 /* remove ourselves from the resultsets in connection */
690 ZOOM_resultset *rp = &r->connection->resultsets;
693 assert (*rp); /* we must be in this list!! */
695 { /* OK, we're here - take us out of it */
702 ZOOM_query_destroy (r->query);
703 ZOOM_options_destroy (r->options);
704 odr_destroy (r->odr);
712 ZOOM_resultset_size (ZOOM_resultset r)
717 static void do_close (ZOOM_connection c)
723 c->state = STATE_IDLE;
726 static void ZOOM_resultset_retrieve (ZOOM_resultset r,
727 int force_sync, int start, int count)
739 if (c->host_port && c->proto == PROTO_HTTP)
743 yaz_log(log_level, "NO COMSTACK");
744 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
748 yaz_log(log_level, "PREPARE FOR RECONNECT");
752 task = ZOOM_connection_add_task (c, ZOOM_TASK_RETRIEVE);
753 task->u.retrieve.resultset = r;
754 task->u.retrieve.start = start;
755 task->u.retrieve.count = count;
757 cp = ZOOM_options_get (r->options, "schema");
760 if (!r->schema || strcmp(r->schema, cp))
763 r->schema = xstrdup(cp);
767 ZOOM_resultset_addref (r);
769 if (!r->connection->async || force_sync)
770 while (r->connection && ZOOM_event (1, &r->connection))
775 ZOOM_resultset_records (ZOOM_resultset r, ZOOM_record *recs,
776 size_t start, size_t count)
778 int force_present = 0;
784 ZOOM_resultset_retrieve (r, force_present, start, count);
788 for (i = 0; i< count; i++)
789 recs[i] = ZOOM_resultset_record_immediate (r, i+start);
793 static void get_cert(ZOOM_connection c)
798 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
800 ZOOM_connection_option_setl(c, "sslPeerCert",
806 static zoom_ret do_connect (ZOOM_connection c)
809 const char *effective_host;
810 if (!log_level_initialized)
812 log_level = yaz_log_module_level("zoom");
813 log_level_initialized = 1;
818 effective_host = c->proxy;
820 effective_host = c->host_port;
822 yaz_log (log_level, "do_connect host=%s", effective_host);
826 c->cs = cs_create_host (effective_host, 0, &add);
828 if (c->cs && c->cs->protocol == PROTO_HTTP)
831 const char *path = 0;
833 c->proto = PROTO_HTTP;
834 cs_get_host_args(c->host_port, &path);
836 c->path = (char*) xmalloc(strlen(path)+2);
838 strcpy (c->path+1, path);
840 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
842 return zoom_complete;
847 int ret = cs_connect (c->cs, add);
850 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
851 ZOOM_connection_put_event(c, event);
853 if (c->proto == PROTO_Z3950)
854 ZOOM_connection_send_init(c);
857 /* no init request for SRW .. */
858 assert (c->tasks->which == ZOOM_TASK_CONNECT);
859 ZOOM_connection_remove_task (c);
861 ZOOM_connection_exec_task (c);
863 c->state = STATE_ESTABLISHED;
868 c->state = STATE_CONNECTING;
869 c->mask = ZOOM_SELECT_EXCEPT;
870 if (c->cs->io_pending & CS_WANT_WRITE)
871 c->mask += ZOOM_SELECT_WRITE;
872 if (c->cs->io_pending & CS_WANT_READ)
873 c->mask += ZOOM_SELECT_READ;
877 c->state = STATE_IDLE;
878 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, effective_host);
879 return zoom_complete;
882 int z3950_connection_socket(ZOOM_connection c)
885 return cs_fileno(c->cs);
889 int z3950_connection_mask(ZOOM_connection c)
896 static void otherInfo_attach (ZOOM_connection c, Z_APDU *a, ODR out)
899 for (i = 0; i<200; i++)
902 Z_OtherInformation **oi;
908 sprintf (buf, "otherInfo%d", i);
909 val = ZOOM_options_get (c->options, buf);
912 cp = strchr(val, ':');
916 if (len >= sizeof(buf))
918 memcpy (buf, val, len);
920 oidval = oid_getvalbyname (buf);
921 if (oidval == VAL_NONE)
925 yaz_oi_set_string_oidval(oi, out, oidval, 1, cp+1);
929 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
934 Z_OtherInformation **oi;
936 yaz_oi_set_string_oidval(oi, out, VAL_COOKIE, 1, c->cookie_out);
940 Z_OtherInformation **oi;
942 yaz_oi_set_string_oidval(oi, out, VAL_CLIENT_IP, 1, c->client_IP);
944 otherInfo_attach (c, a, out);
945 if (!z_APDU(out, &a, 0, 0))
947 FILE *outf = fopen("/tmp/apdu.txt", "a");
950 ODR odr_pr = odr_createmem(ODR_PRINT);
951 fprintf (outf, "a=%p\n", a);
952 odr_setprint(odr_pr, outf);
953 z_APDU(odr_pr, &a, 0, 0);
956 yaz_log (log_level, "encoding failed");
957 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
965 static zoom_ret send_APDU (ZOOM_connection c, Z_APDU *a)
969 if (encode_APDU(c, a, c->odr_out))
970 return zoom_complete;
971 yaz_log(log_level, "send APDU type=%d", a->which);
972 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
973 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
974 ZOOM_connection_put_event (c, event);
975 odr_reset(c->odr_out);
979 /* returns 1 if PDU was sent OK (still pending )
980 0 if PDU was not sent OK (nothing to wait for)
983 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c)
985 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
986 Z_InitRequest *ireq = apdu->u.initRequest;
987 Z_IdAuthentication *auth = (Z_IdAuthentication *)
988 odr_malloc(c->odr_out, sizeof(*auth));
989 const char *auth_groupId = ZOOM_options_get (c->options, "group");
990 const char *auth_userId = ZOOM_options_get (c->options, "user");
991 const char *auth_password = ZOOM_options_get (c->options, "password");
994 /* support the pass for backwards compatibility */
996 auth_password = ZOOM_options_get (c->options, "pass");
998 ODR_MASK_SET(ireq->options, Z_Options_search);
999 ODR_MASK_SET(ireq->options, Z_Options_present);
1000 ODR_MASK_SET(ireq->options, Z_Options_scan);
1001 ODR_MASK_SET(ireq->options, Z_Options_sort);
1002 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1003 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1005 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1006 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1007 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1009 /* Index Data's Z39.50 Implementor Id is 81 */
1010 ireq->implementationId = odr_prepend(c->odr_out,
1011 ZOOM_options_get(c->options, "implementationId"),
1012 odr_prepend(c->odr_out, "81", ireq->implementationId));
1014 ireq->implementationName = odr_prepend(c->odr_out,
1015 ZOOM_options_get(c->options, "implementationName"),
1016 odr_prepend(c->odr_out, "ZOOM-C", ireq->implementationName));
1018 version = odr_strdup(c->odr_out, "$Revision: 1.42 $");
1019 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1020 version[strlen(version)-2] = '\0';
1021 ireq->implementationVersion = odr_prepend(c->odr_out,
1022 ZOOM_options_get(c->options, "implementationVersion"),
1023 odr_prepend(c->odr_out, &version[11], ireq->implementationVersion));
1025 *ireq->maximumRecordSize =
1026 ZOOM_options_get_int (c->options, "maximumRecordSize", 1024*1024);
1027 *ireq->preferredMessageSize =
1028 ZOOM_options_get_int (c->options, "preferredMessageSize", 1024*1024);
1030 if (auth_groupId || auth_password)
1032 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1035 if (auth_groupId && *auth_groupId)
1037 pass->groupId = (char *)
1038 odr_malloc(c->odr_out, strlen(auth_groupId)+1);
1039 strcpy(pass->groupId, auth_groupId);
1043 if (auth_userId && *auth_userId)
1045 pass->userId = (char *)
1046 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1047 strcpy(pass->userId, auth_userId);
1051 if (auth_password && *auth_password)
1053 pass->password = (char *)
1054 odr_malloc(c->odr_out, strlen(auth_password)+1);
1055 strcpy(pass->password, auth_password);
1060 auth->which = Z_IdAuthentication_idPass;
1061 auth->u.idPass = pass;
1062 ireq->idAuthentication = auth;
1065 else if (auth_userId)
1067 auth->which = Z_IdAuthentication_open;
1068 auth->u.open = (char *)
1069 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1070 strcpy(auth->u.open, auth_userId);
1071 ireq->idAuthentication = auth;
1074 yaz_oi_set_string_oidval(&ireq->otherInfo, c->odr_out,
1075 VAL_PROXY, 1, c->host_port);
1076 if (c->charset || c->lang)
1078 Z_OtherInformation **oi;
1079 Z_OtherInformationUnit *oi_unit;
1081 yaz_oi_APDU(apdu, &oi);
1083 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1085 char **charsets_addresses = 0;
1086 char **langs_addresses = 0;
1087 int charsets_count = 0;
1088 int langs_count = 0;
1091 nmem_strsplit_blank(c->odr_out->mem, c->charset,
1092 &charsets_addresses, &charsets_count);
1094 nmem_strsplit_blank(c->odr_out->mem, c->lang,
1095 &langs_addresses, &langs_count);
1096 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1097 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1098 oi_unit->information.externallyDefinedInfo =
1099 yaz_set_proposal_charneg(c->odr_out,
1100 (const char **) charsets_addresses,
1102 (const char **) langs_addresses,
1108 return send_APDU (c, apdu);
1112 static zoom_ret send_srw (ZOOM_connection c, Z_SRW_PDU *sr)
1115 Z_SOAP_Handler h[2] = {
1116 {"http://www.loc.gov/zing/srw/", 0, (Z_SOAP_fun) yaz_srw_codec},
1119 ODR o = odr_createmem(ODR_ENCODE);
1121 Z_SOAP *p = (Z_SOAP*) odr_malloc(o, sizeof(*p));
1125 gdu = z_get_HTTP_Request(c->odr_out);
1126 gdu->u.HTTP_Request->path = c->path;
1130 const char *cp0 = strstr(c->host_port, "://");
1131 const char *cp1 = 0;
1137 cp1 = strchr(cp0, '/');
1139 cp1 = cp0+strlen(cp0);
1143 char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
1144 memcpy (h, cp0, cp1 - cp0);
1146 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1151 strcpy(ctype, "text/xml");
1152 if (c->charset && strlen(c->charset) < 20)
1154 strcat(ctype, "; charset=");
1155 strcat(ctype, c->charset);
1157 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1158 "Content-Type", ctype);
1159 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1160 "SOAPAction", "\"\"");
1161 p->which = Z_SOAP_generic;
1162 p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
1163 p->u.generic->no = 0;
1164 p->u.generic->ns = 0;
1165 p->u.generic->p = sr;
1166 p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
1168 ret = z_soap_codec_enc(o, &p,
1169 &gdu->u.HTTP_Request->content_buf,
1170 &gdu->u.HTTP_Request->content_len, h,
1173 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1174 return zoom_complete;
1175 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1179 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1180 ZOOM_connection_put_event (c, event);
1181 odr_reset(c->odr_out);
1182 return do_write (c);
1187 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1190 ZOOM_resultset resultset = 0;
1192 const char *recordPacking = 0;
1194 if (c->error) /* don't continue on error */
1195 return zoom_complete;
1197 if (c->tasks->which == ZOOM_TASK_SEARCH)
1199 resultset = c->tasks->u.search.resultset;
1200 resultset->setname = xstrdup ("default");
1201 ZOOM_options_set (resultset->options, "setname", resultset->setname);
1203 else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
1205 resultset = c->tasks->u.retrieve.resultset;
1207 resultset->start = c->tasks->u.retrieve.start;
1208 resultset->count = c->tasks->u.retrieve.count;
1210 if (resultset->start >= resultset->size)
1211 return zoom_complete;
1212 if (resultset->start + resultset->count > resultset->size)
1213 resultset->count = resultset->size - resultset->start;
1215 for (i = 0; i<resultset->count; i++)
1218 record_cache_lookup (resultset, i + resultset->start);
1222 if (i == resultset->count)
1223 return zoom_complete;
1225 assert(resultset->query);
1227 sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
1229 if (resultset->query->z_query->which == Z_Query_type_104
1230 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1233 sr->u.request->query_type = Z_SRW_query_type_cql;
1234 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1236 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1237 resultset->query->z_query->u.type_1)
1239 sr->u.request->query_type = Z_SRW_query_type_pqf;
1240 sr->u.request->query.pqf = resultset->query->query_string;
1244 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1245 return zoom_complete;
1247 sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
1248 sr->u.request->maximumRecords = odr_intdup (
1249 c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
1250 sr->u.request->recordSchema = resultset->schema;
1252 recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
1255 sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
1257 return send_srw(c, sr);
1260 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1262 return zoom_complete;
1266 static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
1269 int lslb, ssub, mspn;
1271 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1272 Z_SearchRequest *search_req = apdu->u.searchRequest;
1273 const char *elementSetName;
1274 const char *smallSetElementSetName;
1275 const char *mediumSetElementSetName;
1278 assert (c->tasks->which == ZOOM_TASK_SEARCH);
1280 r = c->tasks->u.search.resultset;
1283 ZOOM_options_get (r->options, "elementSetName");
1284 smallSetElementSetName =
1285 ZOOM_options_get (r->options, "smallSetElementSetName");
1286 mediumSetElementSetName =
1287 ZOOM_options_get (r->options, "mediumSetElementSetName");
1289 if (!smallSetElementSetName)
1290 smallSetElementSetName = elementSetName;
1292 if (!mediumSetElementSetName)
1293 mediumSetElementSetName = elementSetName;
1298 /* prepare query for the search request */
1299 search_req->query = r->query->z_query;
1300 if (!search_req->query)
1302 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1303 return zoom_complete;
1306 search_req->databaseNames =
1307 set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
1309 /* get syntax (no need to provide unless piggyback is in effect) */
1310 syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
1312 lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
1313 ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
1314 mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
1315 if (lslb != -1 && ssub != -1 && mspn != -1)
1317 /* So're a Z39.50 expert? Let's hope you don't do sort */
1318 *search_req->largeSetLowerBound = lslb;
1319 *search_req->smallSetUpperBound = ssub;
1320 *search_req->mediumSetPresentNumber = mspn;
1322 else if (r->start == 0 && r->count > 0
1323 && r->piggyback && !r->r_sort_spec && !r->schema)
1325 /* Regular piggyback - do it unless we're going to do sort */
1326 *search_req->largeSetLowerBound = 2000000000;
1327 *search_req->smallSetUpperBound = 1;
1328 *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
1332 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1333 smallSetElementSetName = 0;
1334 mediumSetElementSetName = 0;
1337 if (smallSetElementSetName && *smallSetElementSetName)
1339 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1340 odr_malloc (c->odr_out, sizeof(*esn));
1342 esn->which = Z_ElementSetNames_generic;
1343 esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
1344 search_req->smallSetElementSetNames = esn;
1346 if (mediumSetElementSetName && *mediumSetElementSetName)
1348 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1349 odr_malloc (c->odr_out, sizeof(*esn));
1351 esn->which = Z_ElementSetNames_generic;
1352 esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
1353 search_req->mediumSetElementSetNames = esn;
1356 search_req->preferredRecordSyntax =
1357 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
1361 if (c->support_named_resultsets)
1365 /* find the lowest unused ordinal so that we re-use
1366 result sets on the server. */
1367 for (ord = 1; ; ord++)
1370 sprintf (setname, "%d", ord);
1371 for (rp = c->resultsets; rp; rp = rp->next)
1372 if (rp->setname && !strcmp (rp->setname, setname))
1377 r->setname = xstrdup (setname);
1378 yaz_log (log_level, "allocating set %s", r->setname);
1381 r->setname = xstrdup ("default");
1382 ZOOM_options_set (r->options, "setname", r->setname);
1384 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1385 /* send search request */
1386 return send_APDU (c, apdu);
1389 static void response_default_diag(ZOOM_connection c, Z_DefaultDiagFormat *r)
1396 case Z_DefaultDiagFormat_v2Addinfo:
1397 addinfo = r->u.v2Addinfo;
1399 case Z_DefaultDiagFormat_v3Addinfo:
1400 addinfo = r->u.v3Addinfo;
1405 set_dset_error(c, *r->condition,
1406 yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
1410 static void response_diag(ZOOM_connection c, Z_DiagRec *p)
1412 if (p->which != Z_DiagRec_defaultFormat)
1413 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1415 response_default_diag(c, p->u.defaultFormat);
1418 ZOOM_API(ZOOM_record)
1419 ZOOM_record_clone (ZOOM_record srec)
1426 odr_enc = odr_createmem(ODR_ENCODE);
1427 if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
1429 buf = odr_getbuf (odr_enc, &size, 0);
1431 nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
1432 nrec->odr = odr_createmem(ODR_DECODE);
1433 nrec->wrbuf_marc = 0;
1434 nrec->wrbuf_iconv = 0;
1435 nrec->wrbuf_opac = 0;
1436 odr_setbuf (nrec->odr, buf, size, 0);
1437 z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
1439 odr_destroy (odr_enc);
1443 ZOOM_API(ZOOM_record)
1444 ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
1446 return record_cache_lookup (s, pos);
1449 ZOOM_API(ZOOM_record)
1450 ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
1452 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1456 ZOOM_resultset_retrieve (r, 1, pos, 1);
1457 rec = ZOOM_resultset_record_immediate (r, pos);
1463 ZOOM_record_destroy (ZOOM_record rec)
1467 if (rec->wrbuf_marc)
1468 wrbuf_free (rec->wrbuf_marc, 1);
1469 if (rec->wrbuf_iconv)
1470 wrbuf_free (rec->wrbuf_iconv, 1);
1471 if (rec->wrbuf_opac)
1472 wrbuf_free (rec->wrbuf_opac, 1);
1473 odr_destroy (rec->odr);
1477 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1479 const char *buf, int sz,
1480 const char *record_charset)
1485 yaz_marc_t mt = yaz_marc_create();
1488 strcpy(to, "UTF-8");
1489 if (record_charset && *record_charset)
1491 /* Use "from,to" or just "from" */
1492 const char *cp = strchr(record_charset, ',');
1493 int clen = strlen(record_charset);
1496 strncpy( to, cp+1, sizeof(to)-1);
1497 to[sizeof(to)-1] = '\0';
1498 clen = cp - record_charset;
1500 if (clen > sizeof(from)-1)
1501 clen = sizeof(from)-1;
1504 strncpy(from, record_charset, clen);
1510 cd = yaz_iconv_open(to, from);
1511 yaz_marc_iconv(mt, cd);
1514 yaz_marc_xml(mt, marc_type);
1515 if (!rec->wrbuf_marc)
1516 rec->wrbuf_marc = wrbuf_alloc();
1517 wrbuf_rewind (rec->wrbuf_marc);
1518 if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
1520 yaz_marc_destroy(mt);
1522 yaz_iconv_close(cd);
1524 *len = wrbuf_len(rec->wrbuf_marc);
1525 return wrbuf_buf(rec->wrbuf_marc);
1527 yaz_marc_destroy(mt);
1529 yaz_iconv_close(cd);
1533 static const char *record_iconv_return(ZOOM_record rec, int *len,
1534 const char *buf, int sz,
1535 const char *record_charset)
1542 strcpy(to, "UTF-8");
1543 if (record_charset && *record_charset)
1545 /* Use "from,to" or just "from" */
1546 const char *cp = strchr(record_charset, ',');
1547 int clen = strlen(record_charset);
1550 strncpy( to, cp+1, sizeof(to)-1);
1551 to[sizeof(to)-1] = '\0';
1552 clen = cp - record_charset;
1554 if (clen > sizeof(from)-1)
1555 clen = sizeof(from)-1;
1558 strncpy(from, record_charset, clen);
1562 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1565 size_t inbytesleft = sz;
1566 const char *inp = buf;
1568 if (!rec->wrbuf_iconv)
1569 rec->wrbuf_iconv = wrbuf_alloc();
1571 wrbuf_rewind(rec->wrbuf_iconv);
1575 size_t outbytesleft = sizeof(outbuf);
1576 char *outp = outbuf;
1577 size_t r = yaz_iconv (cd, (char**) &inp,
1579 &outp, &outbytesleft);
1580 if (r == (size_t) (-1))
1582 int e = yaz_iconv_error(cd);
1583 if (e != YAZ_ICONV_E2BIG)
1586 wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
1588 wrbuf_puts(rec->wrbuf_iconv, "");
1589 buf = wrbuf_buf(rec->wrbuf_iconv);
1590 sz = wrbuf_len(rec->wrbuf_iconv);
1591 yaz_iconv_close(cd);
1598 ZOOM_API(const char *)
1599 ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
1606 Z_NamePlusRecord *npr;
1609 *len = 0; /* default return */
1618 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1620 if (cp[i] == ';' || cp[i] == ' ')
1626 while (type_spec[i] == ';')
1629 while (type_spec[i] == ' ')
1631 if (!strncmp(type_spec+i, "charset=", 8))
1634 i = i + 8; /* skip charset= */
1635 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
1637 if (type_spec[i] == ';' || type_spec[i] == ' ')
1643 else if (!strncmp(type_spec+i, "xpath=", 6))
1647 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
1651 while (type_spec[i] == ' ')
1654 if (!strcmp (type, "database"))
1657 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
1658 return npr->databaseName;
1660 else if (!strcmp (type, "syntax"))
1662 const char *desc = 0;
1663 if (npr->which == Z_NamePlusRecord_databaseRecord)
1665 Z_External *r = (Z_External *) npr->u.databaseRecord;
1666 oident *ent = oid_getentbyoid(r->direct_reference);
1673 *len = strlen(desc);
1676 if (npr->which != Z_NamePlusRecord_databaseRecord)
1679 /* from now on - we have a database record .. */
1680 if (!strcmp (type, "render"))
1682 Z_External *r = (Z_External *) npr->u.databaseRecord;
1683 oident *ent = oid_getentbyoid(r->direct_reference);
1685 /* render bibliographic record .. */
1686 if (r->which == Z_External_OPAC)
1688 r = r->u.opac->bibliographicRecord;
1691 ent = oid_getentbyoid(r->direct_reference);
1693 if (r->which == Z_External_sutrs)
1694 return record_iconv_return(rec, len,
1695 (char*) r->u.sutrs->buf,
1698 else if (r->which == Z_External_octet)
1700 const char *ret_buf;
1708 case VAL_APPLICATION_XML:
1711 ret_buf = marc_iconv_return(
1712 rec, YAZ_MARC_LINE, len,
1713 (const char *) r->u.octet_aligned->buf,
1714 r->u.octet_aligned->len,
1719 return record_iconv_return(rec, len,
1720 (const char *) r->u.octet_aligned->buf,
1721 r->u.octet_aligned->len,
1724 else if (r->which == Z_External_grs1)
1726 if (!rec->wrbuf_marc)
1727 rec->wrbuf_marc = wrbuf_alloc();
1728 wrbuf_rewind (rec->wrbuf_marc);
1729 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
1730 return record_iconv_return(rec, len,
1731 wrbuf_buf(rec->wrbuf_marc),
1732 wrbuf_len(rec->wrbuf_marc),
1737 else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
1739 Z_External *r = (Z_External *) npr->u.databaseRecord;
1740 oident *ent = oid_getentbyoid(r->direct_reference);
1742 /* render bibliographic record .. */
1743 if (r->which == Z_External_OPAC)
1745 r = r->u.opac->bibliographicRecord;
1748 ent = oid_getentbyoid(r->direct_reference);
1751 if (r->which == Z_External_sutrs)
1752 return record_iconv_return(rec, len,
1753 (const char *) r->u.sutrs->buf,
1756 else if (r->which == Z_External_octet)
1758 const char *ret_buf;
1759 int marc_decode_type = YAZ_MARC_MARCXML;
1761 if (!strcmp(type, "oai"))
1762 marc_decode_type = YAZ_MARC_OAIMARC;
1770 case VAL_APPLICATION_XML:
1773 ret_buf = marc_iconv_return(
1774 rec, marc_decode_type, len,
1775 (const char *) r->u.octet_aligned->buf,
1776 r->u.octet_aligned->len,
1781 return record_iconv_return(rec, len,
1782 (const char *) r->u.octet_aligned->buf,
1783 r->u.octet_aligned->len,
1786 else if (r->which == Z_External_grs1)
1793 else if (!strcmp (type, "raw"))
1795 Z_External *r = (Z_External *) npr->u.databaseRecord;
1797 if (r->which == Z_External_sutrs)
1799 if (len) *len = r->u.sutrs->len;
1800 return (const char *) r->u.sutrs->buf;
1802 else if (r->which == Z_External_octet)
1804 if (len) *len = r->u.octet_aligned->len;
1805 return (const char *) r->u.octet_aligned->buf;
1807 else /* grs-1, explain, OPAC, ... */
1810 return (const char *) npr->u.databaseRecord;
1814 else if (!strcmp (type, "ext"))
1817 return (const char *) npr->u.databaseRecord;
1819 else if (!strcmp (type, "opac"))
1822 Z_External *r = (Z_External *) npr->u.databaseRecord;
1823 if (r->which == Z_External_OPAC)
1825 if (!rec->wrbuf_opac)
1826 rec->wrbuf_opac = wrbuf_alloc();
1827 wrbuf_rewind (rec->wrbuf_opac);
1828 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
1829 return record_iconv_return(rec, len,
1830 wrbuf_buf(rec->wrbuf_opac),
1831 wrbuf_len(rec->wrbuf_opac),
1838 static int strcmp_null(const char *v1, const char *v2)
1844 return strcmp(v1, v2);
1847 static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
1850 ZOOM_record_cache rc;
1851 const char *elementSetName =
1852 ZOOM_resultset_option_get (r, "elementSetName");
1853 const char *syntax =
1854 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1856 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1857 ZOOM_connection_put_event(r->connection, event);
1859 for (rc = r->record_cache; rc; rc = rc->next)
1863 if (strcmp_null(r->schema, rc->schema))
1865 if (strcmp_null(elementSetName,rc->elementSetName))
1867 if (strcmp_null(syntax, rc->syntax))
1869 /* not destroying rc->npr (it's handled by nmem )*/
1871 /* keeping wrbuf_marc too */
1875 rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
1878 rc->rec.wrbuf_marc = 0;
1879 rc->rec.wrbuf_iconv = 0;
1880 rc->rec.wrbuf_opac = 0;
1882 rc->elementSetName = odr_strdup (r->odr, elementSetName);
1884 rc->elementSetName = 0;
1887 rc->syntax = odr_strdup (r->odr, syntax);
1892 rc->schema = odr_strdup (r->odr, r->schema);
1897 rc->next = r->record_cache;
1898 r->record_cache = rc;
1901 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
1903 ZOOM_record_cache rc;
1904 const char *elementSetName =
1905 ZOOM_resultset_option_get (r, "elementSetName");
1906 const char *syntax =
1907 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1909 for (rc = r->record_cache; rc; rc = rc->next)
1913 if (strcmp_null(r->schema, rc->schema))
1915 if (strcmp_null(elementSetName,rc->elementSetName))
1917 if (strcmp_null(syntax, rc->syntax))
1925 static void handle_records (ZOOM_connection c, Z_Records *sr,
1928 ZOOM_resultset resultset;
1932 switch (c->tasks->which)
1934 case ZOOM_TASK_SEARCH:
1935 resultset = c->tasks->u.search.resultset;
1937 case ZOOM_TASK_RETRIEVE:
1938 resultset = c->tasks->u.retrieve.resultset;
1943 if (sr && sr->which == Z_Records_NSD)
1944 response_default_diag(c, sr->u.nonSurrogateDiagnostic);
1945 else if (sr && sr->which == Z_Records_multipleNSD)
1947 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
1948 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
1950 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1954 if (resultset->count + resultset->start > resultset->size)
1955 resultset->count = resultset->size - resultset->start;
1956 if (resultset->count < 0)
1957 resultset->count = 0;
1958 if (sr && sr->which == Z_Records_DBOSD)
1961 NMEM nmem = odr_extract_mem (c->odr_in);
1962 Z_NamePlusRecordList *p =
1963 sr->u.databaseOrSurDiagnostics;
1964 for (i = 0; i<p->num_records; i++)
1966 record_cache_add (resultset, p->records[i],
1967 i+ resultset->start);
1969 /* transfer our response to search_nmem .. we need it later */
1970 nmem_transfer (resultset->odr->mem, nmem);
1971 nmem_destroy (nmem);
1972 if (present_phase && p->num_records == 0)
1974 /* present response and we didn't get any records! */
1975 Z_NamePlusRecord *myrec =
1976 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
1977 record_cache_add(resultset, myrec, resultset->start);
1980 else if (present_phase)
1982 /* present response and we didn't get any records! */
1983 Z_NamePlusRecord *myrec =
1984 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
1985 record_cache_add(resultset, myrec, resultset->start);
1990 static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
1992 handle_records (c, pr->records, 1);
1995 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
1997 ZOOM_resultset resultset;
2000 yaz_log (log_level, "got search response");
2002 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2005 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2006 ZOOM_connection_put_event(c, event);
2008 resultset = c->tasks->u.search.resultset;
2010 resultset->size = *sr->resultCount;
2011 handle_records (c, sr->records, 0);
2014 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2016 if (res->diagnostics && res->num_diagnostics > 0)
2017 response_diag (c, res->diagnostics[0]);
2020 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2022 NMEM nmem = odr_extract_mem (c->odr_in);
2025 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2027 scan = c->tasks->u.scan.scan;
2029 if (res->entries && res->entries->nonsurrogateDiagnostics)
2030 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2031 scan->scan_response = res;
2032 nmem_transfer (scan->odr->mem, nmem);
2034 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2035 if (res->positionOfTerm)
2036 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2037 if (res->scanStatus)
2038 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2039 if (res->numberOfEntriesReturned)
2040 ZOOM_options_set_int (scan->options, "number",
2041 *res->numberOfEntriesReturned);
2042 nmem_destroy (nmem);
2046 static zoom_ret send_sort (ZOOM_connection c,
2047 ZOOM_resultset resultset)
2050 resultset->r_sort_spec = 0;
2051 if (resultset->r_sort_spec)
2053 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2054 Z_SortRequest *req = apdu->u.sortRequest;
2056 req->num_inputResultSetNames = 1;
2057 req->inputResultSetNames = (Z_InternationalString **)
2058 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2059 req->inputResultSetNames[0] =
2060 odr_strdup (c->odr_out, resultset->setname);
2061 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2062 req->sortSequence = resultset->r_sort_spec;
2063 resultset->r_sort_spec = 0;
2064 return send_APDU (c, apdu);
2066 return zoom_complete;
2069 static zoom_ret send_present (ZOOM_connection c)
2072 Z_PresentRequest *req = 0;
2074 const char *syntax = 0;
2075 const char *elementSetName = 0;
2076 ZOOM_resultset resultset;
2079 return zoom_complete;
2081 switch (c->tasks->which)
2083 case ZOOM_TASK_SEARCH:
2084 resultset = c->tasks->u.search.resultset;
2086 case ZOOM_TASK_RETRIEVE:
2087 resultset = c->tasks->u.retrieve.resultset;
2088 resultset->start = c->tasks->u.retrieve.start;
2089 resultset->count = c->tasks->u.retrieve.count;
2091 if (resultset->start >= resultset->size)
2092 return zoom_complete;
2093 if (resultset->start + resultset->count > resultset->size)
2094 resultset->count = resultset->size - resultset->start;
2097 return zoom_complete;
2100 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2101 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2103 if (c->error) /* don't continue on error */
2104 return zoom_complete;
2105 if (resultset->start < 0)
2106 return zoom_complete;
2107 for (i = 0; i<resultset->count; i++)
2110 record_cache_lookup (resultset, i + resultset->start);
2114 if (i == resultset->count)
2115 return zoom_complete;
2117 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2118 req = apdu->u.presentRequest;
2120 resultset->start += i;
2121 resultset->count -= i;
2122 *req->resultSetStartPoint = resultset->start + 1;
2123 *req->numberOfRecordsRequested = resultset->step>0 ?
2124 resultset->step : resultset->count;
2125 assert (*req->numberOfRecordsRequested > 0);
2127 if (syntax && *syntax)
2128 req->preferredRecordSyntax =
2129 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2131 if (resultset->schema && *resultset->schema)
2133 Z_RecordComposition *compo = (Z_RecordComposition *)
2134 odr_malloc (c->odr_out, sizeof(*compo));
2136 req->recordComposition = compo;
2137 compo->which = Z_RecordComp_complex;
2138 compo->u.complex = (Z_CompSpec *)
2139 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2140 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2141 odr_malloc(c->odr_out, sizeof(bool_t));
2142 *compo->u.complex->selectAlternativeSyntax = 0;
2144 compo->u.complex->generic = (Z_Specification *)
2145 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2147 compo->u.complex->generic->which = Z_Schema_oid;
2148 compo->u.complex->generic->schema.oid = (Odr_oid *)
2149 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2151 if (!compo->u.complex->generic->schema.oid)
2153 /* OID wasn't a schema! Try record syntax instead. */
2155 compo->u.complex->generic->schema.oid = (Odr_oid *)
2156 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2158 if (elementSetName && *elementSetName)
2160 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2161 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2162 compo->u.complex->generic->elementSpec->which =
2163 Z_ElementSpec_elementSetName;
2164 compo->u.complex->generic->elementSpec->u.elementSetName =
2165 odr_strdup (c->odr_out, elementSetName);
2168 compo->u.complex->generic->elementSpec = 0;
2169 compo->u.complex->num_dbSpecific = 0;
2170 compo->u.complex->dbSpecific = 0;
2171 compo->u.complex->num_recordSyntax = 0;
2172 compo->u.complex->recordSyntax = 0;
2174 else if (elementSetName && *elementSetName)
2176 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2177 odr_malloc (c->odr_out, sizeof(*esn));
2178 Z_RecordComposition *compo = (Z_RecordComposition *)
2179 odr_malloc (c->odr_out, sizeof(*compo));
2181 esn->which = Z_ElementSetNames_generic;
2182 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2183 compo->which = Z_RecordComp_simple;
2184 compo->u.simple = esn;
2185 req->recordComposition = compo;
2187 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2188 return send_APDU (c, apdu);
2191 ZOOM_API(ZOOM_scanset)
2192 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2194 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2196 scan->connection = c;
2197 scan->odr = odr_createmem (ODR_DECODE);
2198 scan->options = ZOOM_options_create_with_parent (c->options);
2200 scan->scan_response = 0;
2202 if ((scan->termListAndStartPoint =
2203 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2206 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2207 task->u.scan.scan = scan;
2212 while (ZOOM_event (1, &c))
2220 ZOOM_scanset_destroy (ZOOM_scanset scan)
2225 if (scan->refcount == 0)
2227 odr_destroy (scan->odr);
2229 ZOOM_options_destroy (scan->options);
2234 static zoom_ret send_package (ZOOM_connection c)
2238 return zoom_complete;
2239 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2241 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2242 ZOOM_connection_put_event (c, event);
2244 return do_write_ex (c, c->tasks->u.package->buf_out,
2245 c->tasks->u.package->len_out);
2248 static zoom_ret send_scan (ZOOM_connection c)
2251 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2252 Z_ScanRequest *req = apdu->u.scanRequest;
2254 return zoom_complete;
2255 assert (c->tasks->which == ZOOM_TASK_SCAN);
2256 scan = c->tasks->u.scan.scan;
2258 req->termListAndStartPoint = scan->termListAndStartPoint;
2259 req->attributeSet = scan->attributeSet;
2261 *req->numberOfTermsRequested =
2262 ZOOM_options_get_int(scan->options, "number", 10);
2264 req->preferredPositionInResponse =
2265 odr_intdup (c->odr_out,
2266 ZOOM_options_get_int(scan->options, "position", 1));
2269 odr_intdup (c->odr_out,
2270 ZOOM_options_get_int(scan->options, "stepSize", 0));
2272 req->databaseNames = set_DatabaseNames (c, scan->options,
2273 &req->num_databaseNames);
2275 return send_APDU (c, apdu);
2279 ZOOM_scanset_size (ZOOM_scanset scan)
2281 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2283 return scan->scan_response->entries->num_entries;
2286 ZOOM_API(const char *)
2287 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2290 const char *term = 0;
2291 size_t noent = ZOOM_scanset_size (scan);
2292 Z_ScanResponse *res = scan->scan_response;
2298 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2300 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2302 if (t->term->which == Z_Term_general)
2304 term = (const char *) t->term->u.general->buf;
2305 *len = t->term->u.general->len;
2307 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2312 ZOOM_API(const char *)
2313 ZOOM_scanset_display_term (ZOOM_scanset scan, size_t pos,
2316 const char *term = 0;
2317 size_t noent = ZOOM_scanset_size (scan);
2318 Z_ScanResponse *res = scan->scan_response;
2324 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2326 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2330 term = t->displayTerm;
2331 *len = strlen(term);
2333 else if (t->term->which == Z_Term_general)
2335 term = (const char *) t->term->u.general->buf;
2336 *len = t->term->u.general->len;
2338 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2343 ZOOM_API(const char *)
2344 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2346 return ZOOM_options_get (scan->options, key);
2350 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2353 ZOOM_options_set (scan->options, key, val);
2356 static Z_APDU *create_es_package (ZOOM_package p, int type)
2359 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2360 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2362 *req->function = Z_ExtendedServicesRequest_create;
2364 str = ZOOM_options_get(p->options, "package-name");
2366 req->packageName = nmem_strdup (p->odr_out->mem, str);
2368 str = ZOOM_options_get(p->options, "user-id");
2370 req->userId = nmem_strdup (p->odr_out->mem, str);
2372 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2375 str = ZOOM_options_get(p->options, "function");
2378 if (!strcmp (str, "create"))
2380 if (!strcmp (str, "delete"))
2382 if (!strcmp (str, "modify"))
2388 static const char *ill_array_lookup (void *clientData, const char *idx)
2390 ZOOM_package p = (ZOOM_package) clientData;
2391 return ZOOM_options_get (p->options, idx+4);
2394 static Z_External *encode_ill_request (ZOOM_package p)
2396 ODR out = p->odr_out;
2399 struct ill_get_ctl ctl;
2401 ctl.odr = p->odr_out;
2403 ctl.f = ill_array_lookup;
2405 req = ill_get_ILLRequest(&ctl, "ill", 0);
2407 if (!ill_Request (out, &req, 0, 0))
2409 int ill_request_size;
2410 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2411 if (ill_request_buf)
2412 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2418 int illRequest_size = 0;
2419 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2421 oid.proto = PROTO_GENERAL;
2422 oid.oclass = CLASS_GENERAL;
2423 oid.value = VAL_ISO_ILL_1;
2425 r = (Z_External *) odr_malloc (out, sizeof(*r));
2426 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2427 r->indirect_reference = 0;
2429 r->which = Z_External_single;
2431 r->u.single_ASN1_type = (Odr_oct *)
2432 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2433 r->u.single_ASN1_type->buf = (unsigned char*)
2434 odr_malloc (out, illRequest_size);
2435 r->u.single_ASN1_type->len = illRequest_size;
2436 r->u.single_ASN1_type->size = illRequest_size;
2437 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2442 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2444 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2447 req->which = Z_IOItemOrder_esRequest;
2448 req->u.esRequest = (Z_IORequest *)
2449 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2451 /* to keep part ... */
2452 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2453 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2454 req->u.esRequest->toKeep->supplDescription = 0;
2455 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2456 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2458 str = ZOOM_options_get(p->options, "contact-name");
2459 req->u.esRequest->toKeep->contact->name = str ?
2460 nmem_strdup (p->odr_out->mem, str) : 0;
2462 str = ZOOM_options_get(p->options, "contact-phone");
2463 req->u.esRequest->toKeep->contact->phone = str ?
2464 nmem_strdup (p->odr_out->mem, str) : 0;
2466 str = ZOOM_options_get(p->options, "contact-email");
2467 req->u.esRequest->toKeep->contact->email = str ?
2468 nmem_strdup (p->odr_out->mem, str) : 0;
2470 req->u.esRequest->toKeep->addlBilling = 0;
2472 /* not to keep part ... */
2473 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2474 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2476 str = ZOOM_options_get(p->options, "itemorder-setname");
2481 req->u.esRequest->notToKeep->resultSetItem = 0;
2484 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2485 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2487 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2488 nmem_strdup (p->odr_out->mem, str);
2489 req->u.esRequest->notToKeep->resultSetItem->item =
2490 (int *) odr_malloc(p->odr_out, sizeof(int));
2492 str = ZOOM_options_get(p->options, "itemorder-item");
2493 *req->u.esRequest->notToKeep->resultSetItem->item =
2494 (str ? atoi(str) : 1);
2496 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2501 Z_APDU *create_admin_package(ZOOM_package p, int type,
2502 Z_ESAdminOriginPartToKeep **toKeepP,
2503 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2505 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2508 Z_ESAdminOriginPartToKeep *toKeep;
2509 Z_ESAdminOriginPartNotToKeep *notToKeep;
2510 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2511 const char *first_db = "Default";
2513 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2517 r->direct_reference =
2518 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2521 r->indirect_reference = 0;
2522 r->which = Z_External_ESAdmin;
2524 r->u.adminService = (Z_Admin *)
2525 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2526 r->u.adminService->which = Z_Admin_esRequest;
2527 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2528 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2530 toKeep = r->u.adminService->u.esRequest->toKeep =
2531 (Z_ESAdminOriginPartToKeep *)
2532 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2533 toKeep->which = type;
2534 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2535 toKeep->u.create = odr_nullval();
2536 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2538 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2539 (Z_ESAdminOriginPartNotToKeep *)
2540 odr_malloc(p->odr_out,
2541 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2542 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2543 notToKeep->u.recordsWillFollow = odr_nullval();
2547 *notToKeepP = notToKeep;
2552 static Z_APDU *create_xmlupdate_package(ZOOM_package p)
2554 Z_APDU *apdu = create_es_package(p, VAL_XMLUPDATE);
2555 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2556 Z_External *ext = (Z_External *) odr_malloc(p->odr_out, sizeof(*ext));
2557 const char *doc = ZOOM_options_get(p->options, "doc");
2559 req->taskSpecificParameters = ext;
2560 ext->direct_reference = req->packageType;
2561 ext->descriptor = 0;
2562 ext->indirect_reference = 0;
2564 ext->which = Z_External_octet;
2565 ext->u.single_ASN1_type = (Odr_oct *)
2566 odr_malloc (p->odr_out, sizeof(Odr_oct));
2570 ext->u.single_ASN1_type->buf = (unsigned char*)
2571 odr_strdup(p->odr_out, doc);
2572 ext->u.single_ASN1_type->size = ext->u.single_ASN1_type->len = strlen(doc);
2576 static Z_APDU *create_update_package(ZOOM_package p)
2579 const char *first_db = "Default";
2581 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2582 const char *action = ZOOM_options_get(p->options, "action");
2583 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2584 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2585 const char *record_buf = ZOOM_options_get(p->options, "record");
2586 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2587 int syntax_oid = VAL_NONE;
2591 syntax_oid = oid_getvalbyname(syntax_str);
2594 record_buf = "void";
2595 syntax_oid = VAL_SUTRS;
2597 if (syntax_oid != VAL_NONE)
2598 syntax_oid = VAL_TEXT_XML;
2604 action = "specialUpdate";
2606 if (!strcmp(action, "recordInsert"))
2607 action_no = Z_IUOriginPartToKeep_recordInsert;
2608 else if (!strcmp(action, "recordReplace"))
2609 action_no = Z_IUOriginPartToKeep_recordReplace;
2610 else if (!strcmp(action, "recordDelete"))
2611 action_no = Z_IUOriginPartToKeep_recordDelete;
2612 else if (!strcmp(action, "elementUpdate"))
2613 action_no = Z_IUOriginPartToKeep_elementUpdate;
2614 else if (!strcmp(action, "specialUpdate"))
2615 action_no = Z_IUOriginPartToKeep_specialUpdate;
2619 apdu = create_es_package (p, VAL_DBUPDATE);
2622 Z_IUOriginPartToKeep *toKeep;
2623 Z_IUSuppliedRecords *notToKeep;
2624 Z_External *r = (Z_External *)
2625 odr_malloc (p->odr_out, sizeof(*r));
2627 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2629 r->direct_reference =
2630 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2633 r->which = Z_External_update;
2634 r->indirect_reference = 0;
2635 r->u.update = (Z_IUUpdate *)
2636 odr_malloc(p->odr_out, sizeof(*r->u.update));
2638 r->u.update->which = Z_IUUpdate_esRequest;
2639 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2640 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2641 toKeep = r->u.update->u.esRequest->toKeep =
2642 (Z_IUOriginPartToKeep *)
2643 odr_malloc(p->odr_out, sizeof(*toKeep));
2645 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2647 toKeep->elementSetName = 0;
2648 toKeep->actionQualifier = 0;
2649 toKeep->action = odr_intdup(p->odr_out, action_no);
2651 notToKeep = r->u.update->u.esRequest->notToKeep =
2652 (Z_IUSuppliedRecords *)
2653 odr_malloc(p->odr_out, sizeof(*notToKeep));
2655 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2656 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2657 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2658 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2659 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2662 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2663 odr_malloc (p->odr_out, sizeof(Odr_oct));
2664 notToKeep->elements[0]->u.opaque->size =
2665 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2666 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2667 odr_strdup(p->odr_out, recordIdOpaque);
2669 else if (recordIdNumber)
2671 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2673 notToKeep->elements[0]->u.number =
2674 odr_intdup(p->odr_out, atoi(recordIdNumber));
2677 notToKeep->elements[0]->u.opaque = 0;
2678 notToKeep->elements[0]->supplementalId = 0;
2679 notToKeep->elements[0]->correlationInfo = 0;
2680 notToKeep->elements[0]->record =
2681 z_ext_record(p->odr_out, syntax_oid,
2682 record_buf, strlen(record_buf));
2686 ODR print = odr_createmem(ODR_PRINT);
2688 z_APDU(print, &apdu, 0, 0);
2695 ZOOM_package_send (ZOOM_package p, const char *type)
2702 odr_reset (p->odr_out);
2705 if (!strcmp(type, "itemorder"))
2707 apdu = create_es_package (p, VAL_ITEMORDER);
2710 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2712 r->direct_reference =
2713 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2716 r->which = Z_External_itemOrder;
2717 r->indirect_reference = 0;
2718 r->u.itemOrder = encode_item_order (p);
2720 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2723 else if (!strcmp(type, "create")) /* create database */
2725 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2728 else if (!strcmp(type, "drop")) /* drop database */
2730 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2733 else if (!strcmp(type, "commit")) /* commit changes */
2735 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2738 else if (!strcmp(type, "update")) /* update record(s) */
2740 apdu = create_update_package(p);
2742 else if (!strcmp(type, "xmlupdate"))
2744 apdu = create_xmlupdate_package(p);
2748 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2752 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2753 task->u.package = p;
2754 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2755 p->buf_out = (char *) xmalloc (p->len_out);
2756 memcpy (p->buf_out, buf, p->len_out);
2761 while (ZOOM_event (1, &c))
2768 ZOOM_API(ZOOM_package)
2769 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2771 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2774 p->odr_out = odr_createmem (ODR_ENCODE);
2775 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2783 ZOOM_package_destroy(ZOOM_package p)
2788 if (p->refcount == 0)
2790 odr_destroy (p->odr_out);
2793 ZOOM_options_destroy (p->options);
2798 ZOOM_API(const char *)
2799 ZOOM_package_option_get (ZOOM_package p, const char *key)
2801 return ZOOM_options_get (p->options, key);
2806 ZOOM_package_option_set (ZOOM_package p, const char *key,
2809 ZOOM_options_set (p->options, key, val);
2812 static int ZOOM_connection_exec_task (ZOOM_connection c)
2814 ZOOM_task task = c->tasks;
2815 zoom_ret ret = zoom_complete;
2819 yaz_log (log_level, "ZOOM_connection_exec_task task=<null>");
2822 yaz_log (log_level, "ZOOM_connection_exec_task type=%d run=%d",
2823 task->which, task->running);
2824 if (c->error != ZOOM_ERROR_NONE)
2826 yaz_log (log_level, "remove tasks because of error = %d", c->error);
2827 ZOOM_connection_remove_tasks (c);
2832 yaz_log (log_level, "task already running");
2836 ret = zoom_complete;
2837 if (c->cs || task->which == ZOOM_TASK_CONNECT)
2839 switch (task->which)
2841 case ZOOM_TASK_SEARCH:
2842 if (c->proto == PROTO_HTTP)
2843 ret = ZOOM_connection_srw_send_search(c);
2845 ret = ZOOM_connection_send_search(c);
2847 case ZOOM_TASK_RETRIEVE:
2848 if (c->proto == PROTO_HTTP)
2849 ret = ZOOM_connection_srw_send_search(c);
2851 ret = send_present (c);
2853 case ZOOM_TASK_CONNECT:
2854 ret = do_connect(c);
2856 case ZOOM_TASK_SCAN:
2859 case ZOOM_TASK_PACKAGE:
2860 ret = send_package(c);
2862 case ZOOM_TASK_SORT:
2863 c->tasks->u.sort.resultset->r_sort_spec =
2864 c->tasks->u.sort.q->sort_spec;
2865 ret = send_sort(c, c->tasks->u.sort.resultset);
2871 yaz_log (log_level, "remove tasks because no connection exist");
2872 ZOOM_connection_remove_tasks (c);
2874 if (ret == zoom_complete)
2876 yaz_log (log_level, "task removed (complete)");
2877 ZOOM_connection_remove_task (c);
2880 yaz_log (log_level, "task pending");
2884 static zoom_ret send_sort_present (ZOOM_connection c)
2886 zoom_ret r = zoom_complete;
2888 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
2889 r = send_sort (c, c->tasks->u.search.resultset);
2890 if (r == zoom_complete)
2891 r = send_present (c);
2895 static int es_response (ZOOM_connection c,
2896 Z_ExtendedServicesResponse *res)
2898 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
2900 if (res->diagnostics && res->num_diagnostics > 0)
2901 response_diag(c, res->diagnostics[0]);
2902 if (res->taskPackage &&
2903 res->taskPackage->which == Z_External_extendedService)
2905 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
2906 Odr_oct *id = taskPackage->targetReference;
2909 ZOOM_options_setl (c->tasks->u.package->options,
2910 "targetReference", (char*) id->buf, id->len);
2912 if (res->taskPackage &&
2913 res->taskPackage->which == Z_External_octet)
2915 Odr_oct *doc = res->taskPackage->u.octet_aligned;
2916 ZOOM_options_setl (c->tasks->u.package->options,
2917 "xmlUpdateDoc", (char*) doc->buf, doc->len);
2922 static void interpret_init_diag(ZOOM_connection c,
2923 Z_DiagnosticFormat *diag)
2927 Z_DiagnosticFormat_s *ds = diag->elements[0];
2928 if (ds->which == Z_DiagnosticFormat_s_defaultDiagRec)
2929 response_default_diag(c, ds->u.defaultDiagRec);
2934 static void interpret_otherinformation_field(ZOOM_connection c,
2935 Z_OtherInformation *ui)
2938 for (i = 0; i < ui->num_elements; i++)
2940 Z_OtherInformationUnit *unit = ui->list[i];
2941 if (unit->which == Z_OtherInfo_externallyDefinedInfo &&
2942 unit->information.externallyDefinedInfo &&
2943 unit->information.externallyDefinedInfo->which ==
2946 interpret_init_diag(c, unit->information.externallyDefinedInfo->u.diag1);
2951 static void handle_apdu (ZOOM_connection c, Z_APDU *apdu)
2953 Z_InitResponse *initrs;
2956 yaz_log (log_level, "recv APDU type=%d", apdu->which);
2959 case Z_APDU_initResponse:
2960 initrs = apdu->u.initResponse;
2961 ZOOM_connection_option_set(c, "serverImplementationId",
2962 initrs->implementationId ?
2963 initrs->implementationId : "");
2964 ZOOM_connection_option_set(c, "serverImplementationName",
2965 initrs->implementationName ?
2966 initrs->implementationName : "");
2967 ZOOM_connection_option_set(c, "serverImplementationVersion",
2968 initrs->implementationVersion ?
2969 initrs->implementationVersion : "");
2970 /* Set the three old options too, for old applications */
2971 ZOOM_connection_option_set(c, "targetImplementationId",
2972 initrs->implementationId ?
2973 initrs->implementationId : "");
2974 ZOOM_connection_option_set(c, "targetImplementationName",
2975 initrs->implementationName ?
2976 initrs->implementationName : "");
2977 ZOOM_connection_option_set(c, "targetImplementationVersion",
2978 initrs->implementationVersion ?
2979 initrs->implementationVersion : "");
2980 if (!*initrs->result)
2982 Z_External *uif = initrs->userInformationField;
2984 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0); /* default error */
2986 if (uif && uif->which == Z_External_userInfo1)
2987 interpret_otherinformation_field(c, uif->u.userInfo1);
2992 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
2994 xfree (c->cookie_in);
2997 c->cookie_in = xstrdup(cookie);
2998 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
2999 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
3000 c->support_named_resultsets = 1;
3003 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3004 ZOOM_connection_remove_task (c);
3006 ZOOM_connection_exec_task (c);
3008 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
3010 NMEM tmpmem = nmem_create();
3011 Z_CharSetandLanguageNegotiation *p =
3012 yaz_get_charneg_record(initrs->otherInfo);
3016 char *charset = NULL, *lang = NULL;
3019 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
3020 yaz_log(log_level, "Target accepted: charset %s, "
3021 "language %s, select %d",
3022 charset ? charset : "none", lang ? lang : "none", sel);
3024 ZOOM_connection_option_set (c, "negotiation-charset",
3027 ZOOM_connection_option_set (c, "negotiation-lang",
3030 ZOOM_connection_option_set (
3031 c, "negotiation-charset-in-effect-for-records",
3032 (sel != 0) ? "1" : "0");
3033 nmem_destroy(tmpmem);
3037 case Z_APDU_searchResponse:
3038 handle_search_response (c, apdu->u.searchResponse);
3039 if (send_sort_present (c) == zoom_complete)
3040 ZOOM_connection_remove_task (c);
3042 case Z_APDU_presentResponse:
3043 handle_present_response (c, apdu->u.presentResponse);
3044 if (send_present (c) == zoom_complete)
3045 ZOOM_connection_remove_task (c);
3047 case Z_APDU_sortResponse:
3048 sort_response (c, apdu->u.sortResponse);
3049 if (send_present (c) == zoom_complete)
3050 ZOOM_connection_remove_task (c);
3052 case Z_APDU_scanResponse:
3053 scan_response (c, apdu->u.scanResponse);
3054 ZOOM_connection_remove_task (c);
3056 case Z_APDU_extendedServicesResponse:
3057 es_response (c, apdu->u.extendedServicesResponse);
3058 ZOOM_connection_remove_task (c);
3061 if (c->reconnect_ok)
3064 c->tasks->running = 0;
3065 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3069 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3074 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3080 static void handle_srw_response(ZOOM_connection c,
3081 Z_SRW_searchRetrieveResponse *res)
3083 ZOOM_resultset resultset = 0;
3091 if (c->tasks->which == ZOOM_TASK_SEARCH)
3092 resultset = c->tasks->u.search.resultset;
3093 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3094 resultset = c->tasks->u.retrieve.resultset;
3098 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3099 ZOOM_connection_put_event(c, event);
3101 resultset->size = 0;
3103 yaz_log(log_level, "got SRW response OK");
3105 if (res->numberOfRecords)
3106 resultset->size = *res->numberOfRecords;
3108 for (i = 0; i<res->num_records; i++)
3112 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3113 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3115 if (res->records[i].recordPosition &&
3116 *res->records[i].recordPosition > 0)
3117 pos = *res->records[i].recordPosition - 1;
3119 pos = resultset->start + i;
3121 npr->databaseName = 0;
3122 npr->which = Z_NamePlusRecord_databaseRecord;
3123 npr->u.databaseRecord = (Z_External *)
3124 odr_malloc(c->odr_in, sizeof(Z_External));
3125 npr->u.databaseRecord->descriptor = 0;
3126 npr->u.databaseRecord->direct_reference =
3127 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3128 npr->u.databaseRecord->which = Z_External_octet;
3129 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3130 odr_malloc(c->odr_in, sizeof(Odr_oct));
3131 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3132 res->records[i].recordData_buf;
3133 npr->u.databaseRecord->u.octet_aligned->len =
3134 npr->u.databaseRecord->u.octet_aligned->size =
3135 res->records[i].recordData_len;
3136 record_cache_add (resultset, npr, pos);
3138 if (res->num_diagnostics > 0)
3140 const char *uri = res->diagnostics[0].uri;
3145 if ((cp = strrchr(uri, '/')))
3147 set_dset_error(c, code, uri,
3148 res->diagnostics[0].details, 0);
3151 nmem = odr_extract_mem(c->odr_in);
3152 nmem_transfer(resultset->odr->mem, nmem);
3158 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3161 const char *content_type = z_HTTP_header_lookup(hres->headers,
3163 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3166 yaz_log (log_level, "handle_http");
3168 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3170 Z_SOAP *soap_package = 0;
3172 Z_SOAP_Handler soap_handlers[2] = {
3173 {"http://www.loc.gov/zing/srw/", 0,
3174 (Z_SOAP_fun) yaz_srw_codec},
3177 ret = z_soap_codec(o, &soap_package,
3178 &hres->content_buf, &hres->content_len,
3180 if (!ret && soap_package->which == Z_SOAP_generic &&
3181 soap_package->u.generic->no == 0)
3183 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3184 if (sr->which == Z_SRW_searchRetrieve_response)
3185 handle_srw_response(c, sr->u.response);
3189 else if (!ret && (soap_package->which == Z_SOAP_fault
3190 || soap_package->which == Z_SOAP_error))
3192 set_HTTP_error(c, hres->code,
3193 soap_package->u.fault->fault_code,
3194 soap_package->u.fault->fault_string);
3201 if (hres->code != 200)
3202 set_HTTP_error(c, hres->code, 0, 0);
3204 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3207 ZOOM_connection_remove_task(c);
3208 if (!strcmp(hres->version, "1.0"))
3210 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3211 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3216 /* HTTP 1.1: only if no close we stay alive .. */
3217 if (connection_head && !strcmp(connection_head, "close"))
3223 static int do_read (ZOOM_connection c)
3228 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3229 ZOOM_connection_put_event (c, event);
3231 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3232 more = cs_more(c->cs);
3233 yaz_log (log_level, "do_read len=%d more=%d", r, more);
3238 if (c->reconnect_ok)
3241 c->reconnect_ok = 0;
3242 yaz_log (log_level, "reconnect read");
3243 c->tasks->running = 0;
3244 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3248 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3257 odr_reset (c->odr_in);
3258 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3259 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3260 ZOOM_connection_put_event (c, event);
3262 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3265 int err = odr_geterrorx(c->odr_in, &x);
3267 const char *element = odr_getelement(c->odr_in);
3268 sprintf (msg, "ODR code %d:%d element=%-20s",
3269 err, x, element ? element : "<unknown>");
3270 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3273 else if (gdu->which == Z_GDU_Z3950)
3274 handle_apdu (c, gdu->u.z3950);
3275 else if (gdu->which == Z_GDU_HTTP_Response)
3278 handle_http (c, gdu->u.HTTP_Response);
3280 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3284 c->reconnect_ok = 0;
3289 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3294 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3295 ZOOM_connection_put_event (c, event);
3297 yaz_log (log_level, "do_write_ex len=%d", len_out);
3298 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3300 if (c->reconnect_ok)
3303 c->reconnect_ok = 0;
3304 yaz_log (log_level, "reconnect write");
3305 c->tasks->running = 0;
3306 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3307 return zoom_pending;
3309 if (c->state == STATE_CONNECTING)
3310 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3312 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3314 return zoom_complete;
3318 c->mask = ZOOM_SELECT_EXCEPT;
3319 if (c->cs->io_pending & CS_WANT_WRITE)
3320 c->mask += ZOOM_SELECT_WRITE;
3321 if (c->cs->io_pending & CS_WANT_READ)
3322 c->mask += ZOOM_SELECT_READ;
3323 yaz_log (log_level, "do_write_ex 1 mask=%d", c->mask);
3327 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3328 yaz_log (log_level, "do_write_ex 2 mask=%d", c->mask);
3330 return zoom_pending;
3333 static zoom_ret do_write(ZOOM_connection c)
3335 return do_write_ex (c, c->buf_out, c->len_out);
3339 ZOOM_API(const char *)
3340 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3342 return ZOOM_options_get (c->options, key);
3346 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3349 ZOOM_options_set (c->options, key, val);
3353 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3354 const char *val, int len)
3356 ZOOM_options_setl (c->options, key, val, len);
3359 ZOOM_API(const char *)
3360 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3362 return ZOOM_options_get (r->options, key);
3366 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3369 ZOOM_options_set (r->options, key, val);
3374 ZOOM_connection_errcode (ZOOM_connection c)
3376 return ZOOM_connection_error (c, 0, 0);
3379 ZOOM_API(const char *)
3380 ZOOM_connection_errmsg (ZOOM_connection c)
3383 ZOOM_connection_error (c, &msg, 0);
3387 ZOOM_API(const char *)
3388 ZOOM_connection_addinfo (ZOOM_connection c)
3390 const char *addinfo;
3391 ZOOM_connection_error (c, 0, &addinfo);
3395 ZOOM_API(const char *)
3396 ZOOM_diag_str (int error)
3400 case ZOOM_ERROR_NONE:
3402 case ZOOM_ERROR_CONNECT:
3403 return "Connect failed";
3404 case ZOOM_ERROR_MEMORY:
3405 return "Out of memory";
3406 case ZOOM_ERROR_ENCODE:
3407 return "Encoding failed";
3408 case ZOOM_ERROR_DECODE:
3409 return "Decoding failed";
3410 case ZOOM_ERROR_CONNECTION_LOST:
3411 return "Connection lost";
3412 case ZOOM_ERROR_INIT:
3413 return "Init rejected";
3414 case ZOOM_ERROR_INTERNAL:
3415 return "Internal failure";
3416 case ZOOM_ERROR_TIMEOUT:
3418 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3419 return "Unsupported protocol";
3420 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3421 return "Unsupported query type";
3422 case ZOOM_ERROR_INVALID_QUERY:
3423 return "Invalid query";
3425 return diagbib1_str (error);
3430 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3431 const char **addinfo, const char **diagset)
3433 int error = c->error;
3436 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3437 *cp = ZOOM_diag_str(error);
3438 else if (!strcmp(c->diagset, "HTTP"))
3439 *cp = z_HTTP_errmsg(c->error);
3440 else if (!strcmp(c->diagset, "Bib-1"))
3441 *cp = ZOOM_diag_str(error);
3442 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3443 *cp = yaz_diag_srw_str(c->error);
3445 *cp = "Unknown error and diagnostic set";
3448 *addinfo = c->addinfo ? c->addinfo : "";
3450 *diagset = c->diagset ? c->diagset : "";
3455 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3456 const char **addinfo)
3458 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3461 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3463 ZOOM_Event event = 0;
3464 int r = cs_look(c->cs);
3465 yaz_log (log_level, "ZOOM_connection_do_io c=%p mask=%d cs_look=%d",
3470 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3471 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3473 ZOOM_connection_put_event (c, event);
3475 else if (r == CS_CONNECT)
3478 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3480 ret = cs_rcvconnect (c->cs);
3481 yaz_log (log_level, "cs_rcvconnect returned %d", ret);
3484 c->mask = ZOOM_SELECT_EXCEPT;
3485 if (c->cs->io_pending & CS_WANT_WRITE)
3486 c->mask += ZOOM_SELECT_WRITE;
3487 if (c->cs->io_pending & CS_WANT_READ)
3488 c->mask += ZOOM_SELECT_READ;
3489 ZOOM_connection_put_event (c, event);
3493 ZOOM_connection_put_event (c, event);
3495 if (c->proto == PROTO_Z3950)
3496 ZOOM_connection_send_init(c);
3499 /* no init request for SRW .. */
3500 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3501 ZOOM_connection_remove_task (c);
3503 ZOOM_connection_exec_task (c);
3505 c->state = STATE_ESTABLISHED;
3509 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3511 ZOOM_connection_put_event (c, event);
3516 if (mask & ZOOM_SELECT_READ)
3518 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3525 ZOOM_connection_last_event(ZOOM_connection cs)
3528 return ZOOM_EVENT_NONE;
3529 return cs->last_event;
3533 ZOOM_event (int no, ZOOM_connection *cs)
3535 int timeout = 30; /* default timeout in seconds */
3536 int timeout_set = 0; /* whether it was overriden at all */
3538 struct pollfd pollfds[1024];
3539 ZOOM_connection poll_cs[1024];
3542 fd_set input, output, except;
3547 for (i = 0; i<no; i++)
3549 ZOOM_connection c = cs[i];
3551 if (c && (event = ZOOM_connection_get_event(c)))
3553 ZOOM_Event_destroy (event);
3557 for (i = 0; i<no; i++)
3559 ZOOM_connection c = cs[i];
3561 if (c && ZOOM_connection_exec_task (c))
3563 if ((event = ZOOM_connection_get_event(c)))
3565 ZOOM_Event_destroy (event);
3578 for (i = 0; i<no; i++)
3580 ZOOM_connection c = cs[i];
3586 fd = z3950_connection_socket(c);
3587 mask = z3950_connection_mask(c);
3594 /* -1 is used for indefinite timeout (no timeout), so -2 here. */
3595 this_timeout = ZOOM_options_get_int (c->options, "timeout", -2);
3596 if (this_timeout != -2)
3598 /* ensure the minimum timeout is used */
3600 timeout = this_timeout;
3601 else if (this_timeout != -1 && this_timeout < timeout)
3602 timeout = this_timeout;
3608 short poll_events = 0;
3610 if (mask & ZOOM_SELECT_READ)
3611 poll_events += POLLIN;
3612 if (mask & ZOOM_SELECT_WRITE)
3613 poll_events += POLLOUT;
3614 if (mask & ZOOM_SELECT_EXCEPT)
3615 poll_events += POLLERR;
3616 pollfds[nfds].fd = fd;
3617 pollfds[nfds].events = poll_events;
3618 pollfds[nfds].revents = 0;
3623 if (mask & ZOOM_SELECT_READ)
3625 FD_SET (fd, &input);
3628 if (mask & ZOOM_SELECT_WRITE)
3630 FD_SET (fd, &output);
3633 if (mask & ZOOM_SELECT_EXCEPT)
3635 FD_SET (fd, &except);
3644 r = poll (pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
3645 for (i = 0; i<nfds; i++)
3647 ZOOM_connection c = poll_cs[i];
3651 if (pollfds[i].revents & POLLIN)
3652 mask += ZOOM_SELECT_READ;
3653 if (pollfds[i].revents & POLLOUT)
3654 mask += ZOOM_SELECT_WRITE;
3655 if (pollfds[i].revents & POLLERR)
3656 mask += ZOOM_SELECT_EXCEPT;
3658 ZOOM_connection_do_io(c, mask);
3660 else if (r == 0 && c->mask)
3662 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3663 /* timeout and this connection was waiting */
3664 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3666 ZOOM_connection_put_event(c, event);
3670 tv.tv_sec = timeout;
3672 yaz_log (log_level, "select start");
3673 r = select (max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
3674 yaz_log (log_level, "select stop, returned r=%d", r);
3675 for (i = 0; i<no; i++)
3677 ZOOM_connection c = cs[i];
3682 fd = z3950_connection_socket(c);
3686 /* no timeout and real socket */
3687 if (FD_ISSET(fd, &input))
3688 mask += ZOOM_SELECT_READ;
3689 if (FD_ISSET(fd, &output))
3690 mask += ZOOM_SELECT_WRITE;
3691 if (FD_ISSET(fd, &except))
3692 mask += ZOOM_SELECT_EXCEPT;
3694 ZOOM_connection_do_io(c, mask);
3696 if (r == 0 && c->mask)
3698 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3699 /* timeout and this connection was waiting */
3700 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3702 yaz_log (log_level, "timeout");
3703 ZOOM_connection_put_event(c, event);
3707 for (i = 0; i<no; i++)
3709 ZOOM_connection c = cs[i];
3711 if (c && (event = ZOOM_connection_get_event(c)))
3713 ZOOM_Event_destroy (event);