2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.39 2005-05-02 19:33:00 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");
359 c->charset = xstrdup (val);
360 yaz_log(YLOG_LOG, "connect charset=%s", c->charset);
366 val = ZOOM_options_get (c->options, "lang");
368 c->lang = xstrdup (val);
372 xfree (c->host_port);
376 sprintf (hostn, "%.80s:%d", host, portnum);
377 c->host_port = xstrdup(hostn);
380 c->host_port = xstrdup(host);
382 ZOOM_options_set(c->options, "host", c->host_port);
384 val = ZOOM_options_get (c->options, "cookie");
386 c->cookie_out = xstrdup (val);
388 val = ZOOM_options_get (c->options, "clientIP");
390 c->client_IP = xstrdup (val);
392 c->async = ZOOM_options_get_bool (c->options, "async", 0);
394 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
396 task = ZOOM_connection_add_task (c, ZOOM_TASK_CONNECT);
400 while (ZOOM_event (1, &c))
406 ZOOM_query_create(void)
408 ZOOM_query s = (ZOOM_query) xmalloc (sizeof(*s));
413 s->odr = odr_createmem (ODR_ENCODE);
420 ZOOM_query_destroy(ZOOM_query s)
426 yaz_log (log_level, "ZOOM_query_destroy count=%d", s->refcount);
427 if (s->refcount == 0)
429 odr_destroy (s->odr);
435 ZOOM_query_prefix(ZOOM_query s, const char *str)
437 s->query_string = odr_strdup(s->odr, str);
438 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
439 s->z_query->which = Z_Query_type_1;
440 s->z_query->u.type_1 = p_query_rpn(s->odr, PROTO_Z3950, str);
441 if (!s->z_query->u.type_1)
450 ZOOM_query_cql(ZOOM_query s, const char *str)
454 s->query_string = odr_strdup(s->odr, str);
456 ext = (Z_External *) odr_malloc(s->odr, sizeof(*ext));
457 ext->direct_reference = odr_getoidbystr(s->odr, "1.2.840.10003.16.2");
458 ext->indirect_reference = 0;
460 ext->which = Z_External_CQL;
461 ext->u.cql = s->query_string;
463 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
464 s->z_query->which = Z_Query_type_104;
465 s->z_query->u.type_104 = ext;
471 ZOOM_query_sortby(ZOOM_query s, const char *criteria)
473 s->sort_spec = yaz_sort_spec (s->odr, criteria);
479 static zoom_ret do_write(ZOOM_connection c);
482 ZOOM_connection_destroy(ZOOM_connection c)
489 for (r = c->resultsets; r; r = r->next)
495 odr_destroy (c->odr_in);
496 odr_destroy (c->odr_out);
497 ZOOM_options_destroy (c->options);
498 ZOOM_connection_remove_tasks (c);
499 xfree (c->host_port);
504 xfree (c->cookie_out);
505 xfree (c->cookie_in);
506 xfree (c->client_IP);
510 void ZOOM_resultset_addref (ZOOM_resultset r)
515 yaz_log (log_level, "ZOOM_resultset_addref r=%p count=%d",
520 ZOOM_resultset ZOOM_resultset_create ()
522 ZOOM_resultset r = (ZOOM_resultset) xmalloc (sizeof(*r));
524 if (!log_level_initialized)
526 log_level = yaz_log_module_level("zoom");
527 log_level_initialized = 1;
530 yaz_log (log_level, "ZOOM_resultset_create r = %p", r);
533 r->odr = odr_createmem (ODR_ENCODE);
548 ZOOM_API(ZOOM_resultset)
549 ZOOM_connection_search_pqf(ZOOM_connection c, const char *q)
552 ZOOM_query s = ZOOM_query_create();
554 ZOOM_query_prefix (s, q);
556 r = ZOOM_connection_search (c, s);
557 ZOOM_query_destroy (s);
561 ZOOM_API(ZOOM_resultset)
562 ZOOM_connection_search(ZOOM_connection c, ZOOM_query q)
564 ZOOM_resultset r = ZOOM_resultset_create ();
568 r->r_sort_spec = q->sort_spec;
571 r->options = ZOOM_options_create_with_parent(c->options);
573 r->start = ZOOM_options_get_int(r->options, "start", 0);
574 r->count = ZOOM_options_get_int(r->options, "count", 0);
576 /* If "presentChunk" is defined use that; otherwise "step" */
577 const char *cp = ZOOM_options_get (r->options, "presentChunk");
578 r->step = ZOOM_options_get_int(r->options,
579 (cp != 0 ? "presentChunk": "step"), 0);
581 r->piggyback = ZOOM_options_get_bool (r->options, "piggyback", 1);
582 cp = ZOOM_options_get (r->options, "setname");
584 r->setname = xstrdup(cp);
585 cp = ZOOM_options_get (r->options, "schema");
587 r->schema = xstrdup(cp);
591 r->next = c->resultsets;
594 if (c->host_port && c->proto == PROTO_HTTP)
598 yaz_log(log_level, "NO COMSTACK");
599 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
603 yaz_log(log_level, "PREPARE FOR RECONNECT");
608 task = ZOOM_connection_add_task (c, ZOOM_TASK_SEARCH);
609 task->u.search.resultset = r;
610 ZOOM_resultset_addref (r);
616 while (ZOOM_event (1, &c))
623 ZOOM_resultset_sort(ZOOM_resultset r,
624 const char *sort_type, const char *sort_spec)
626 ZOOM_connection c = r->connection;
632 if (c->host_port && c->proto == PROTO_HTTP)
636 yaz_log(log_level, "NO COMSTACK");
637 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
641 yaz_log(log_level, "PREPARE FOR RECONNECT");
646 ZOOM_resultset_cache_reset(r);
647 task = ZOOM_connection_add_task (c, ZOOM_TASK_SORT);
648 task->u.sort.resultset = r;
649 task->u.sort.q = ZOOM_query_create();
650 ZOOM_query_sortby(task->u.sort.q, sort_spec);
652 ZOOM_resultset_addref (r);
656 while (ZOOM_event (1, &c))
662 ZOOM_resultset_cache_reset(ZOOM_resultset r)
664 ZOOM_record_cache rc;
666 for (rc = r->record_cache; rc; rc = rc->next)
668 if (rc->rec.wrbuf_marc)
669 wrbuf_free (rc->rec.wrbuf_marc, 1);
670 if (rc->rec.wrbuf_iconv)
671 wrbuf_free (rc->rec.wrbuf_iconv, 1);
672 if (rc->rec.wrbuf_opac)
673 wrbuf_free (rc->rec.wrbuf_opac, 1);
679 ZOOM_resultset_destroy(ZOOM_resultset r)
684 yaz_log (log_level, "ZOOM_resultset_destroy r = %p count=%d",
686 if (r->refcount == 0)
688 ZOOM_resultset_cache_reset(r);
692 /* remove ourselves from the resultsets in connection */
693 ZOOM_resultset *rp = &r->connection->resultsets;
696 assert (*rp); /* we must be in this list!! */
698 { /* OK, we're here - take us out of it */
705 ZOOM_query_destroy (r->query);
706 ZOOM_options_destroy (r->options);
707 odr_destroy (r->odr);
715 ZOOM_resultset_size (ZOOM_resultset r)
720 static void do_close (ZOOM_connection c)
726 c->state = STATE_IDLE;
729 static void ZOOM_resultset_retrieve (ZOOM_resultset r,
730 int force_sync, int start, int count)
742 if (c->host_port && c->proto == PROTO_HTTP)
746 yaz_log(log_level, "NO COMSTACK");
747 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
751 yaz_log(log_level, "PREPARE FOR RECONNECT");
755 task = ZOOM_connection_add_task (c, ZOOM_TASK_RETRIEVE);
756 task->u.retrieve.resultset = r;
757 task->u.retrieve.start = start;
758 task->u.retrieve.count = count;
760 cp = ZOOM_options_get (r->options, "schema");
763 if (!r->schema || strcmp(r->schema, cp))
766 r->schema = xstrdup(cp);
770 ZOOM_resultset_addref (r);
772 if (!r->connection->async || force_sync)
773 while (r->connection && ZOOM_event (1, &r->connection))
778 ZOOM_resultset_records (ZOOM_resultset r, ZOOM_record *recs,
779 size_t start, size_t count)
781 int force_present = 0;
787 ZOOM_resultset_retrieve (r, force_present, start, count);
791 for (i = 0; i< count; i++)
792 recs[i] = ZOOM_resultset_record_immediate (r, i+start);
796 static void get_cert(ZOOM_connection c)
801 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
803 ZOOM_connection_option_setl(c, "sslPeerCert",
809 static zoom_ret do_connect (ZOOM_connection c)
812 const char *effective_host;
813 if (!log_level_initialized)
815 log_level = yaz_log_module_level("zoom");
816 log_level_initialized = 1;
821 effective_host = c->proxy;
823 effective_host = c->host_port;
825 yaz_log (log_level, "do_connect host=%s", effective_host);
829 c->cs = cs_create_host (effective_host, 0, &add);
831 if (c->cs && c->cs->protocol == PROTO_HTTP)
834 const char *path = 0;
836 c->proto = PROTO_HTTP;
837 cs_get_host_args(c->host_port, &path);
839 c->path = (char*) xmalloc(strlen(path)+2);
841 strcpy (c->path+1, path);
843 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
845 return zoom_complete;
850 int ret = cs_connect (c->cs, add);
853 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
854 ZOOM_connection_put_event(c, event);
856 if (c->proto == PROTO_Z3950)
857 ZOOM_connection_send_init(c);
860 /* no init request for SRW .. */
861 assert (c->tasks->which == ZOOM_TASK_CONNECT);
862 ZOOM_connection_remove_task (c);
864 ZOOM_connection_exec_task (c);
866 c->state = STATE_ESTABLISHED;
871 c->state = STATE_CONNECTING;
872 c->mask = ZOOM_SELECT_EXCEPT;
873 if (c->cs->io_pending & CS_WANT_WRITE)
874 c->mask += ZOOM_SELECT_WRITE;
875 if (c->cs->io_pending & CS_WANT_READ)
876 c->mask += ZOOM_SELECT_READ;
880 c->state = STATE_IDLE;
881 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, effective_host);
882 return zoom_complete;
885 int z3950_connection_socket(ZOOM_connection c)
888 return cs_fileno(c->cs);
892 int z3950_connection_mask(ZOOM_connection c)
899 static void otherInfo_attach (ZOOM_connection c, Z_APDU *a, ODR out)
902 for (i = 0; i<200; i++)
905 Z_OtherInformation **oi;
911 sprintf (buf, "otherInfo%d", i);
912 val = ZOOM_options_get (c->options, buf);
915 cp = strchr(val, ':');
919 if (len >= sizeof(buf))
921 memcpy (buf, val, len);
923 oidval = oid_getvalbyname (buf);
924 if (oidval == VAL_NONE)
928 yaz_oi_set_string_oidval(oi, out, oidval, 1, cp+1);
932 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
937 Z_OtherInformation **oi;
939 yaz_oi_set_string_oidval(oi, out, VAL_COOKIE, 1, c->cookie_out);
943 Z_OtherInformation **oi;
945 yaz_oi_set_string_oidval(oi, out, VAL_CLIENT_IP, 1, c->client_IP);
947 otherInfo_attach (c, a, out);
948 if (!z_APDU(out, &a, 0, 0))
950 FILE *outf = fopen("/tmp/apdu.txt", "a");
953 ODR odr_pr = odr_createmem(ODR_PRINT);
954 fprintf (outf, "a=%p\n", a);
955 odr_setprint(odr_pr, outf);
956 z_APDU(odr_pr, &a, 0, 0);
959 yaz_log (log_level, "encoding failed");
960 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
968 static zoom_ret send_APDU (ZOOM_connection c, Z_APDU *a)
972 if (encode_APDU(c, a, c->odr_out))
973 return zoom_complete;
974 yaz_log(log_level, "send APDU type=%d", a->which);
975 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
976 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
977 ZOOM_connection_put_event (c, event);
978 odr_reset(c->odr_out);
982 /* returns 1 if PDU was sent OK (still pending )
983 0 if PDU was not sent OK (nothing to wait for)
986 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c)
988 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
989 Z_InitRequest *ireq = apdu->u.initRequest;
990 Z_IdAuthentication *auth = (Z_IdAuthentication *)
991 odr_malloc(c->odr_out, sizeof(*auth));
992 const char *auth_groupId = ZOOM_options_get (c->options, "group");
993 const char *auth_userId = ZOOM_options_get (c->options, "user");
994 const char *auth_password = ZOOM_options_get (c->options, "password");
997 /* support the pass for backwards compatibility */
999 auth_password = ZOOM_options_get (c->options, "pass");
1001 ODR_MASK_SET(ireq->options, Z_Options_search);
1002 ODR_MASK_SET(ireq->options, Z_Options_present);
1003 ODR_MASK_SET(ireq->options, Z_Options_scan);
1004 ODR_MASK_SET(ireq->options, Z_Options_sort);
1005 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1006 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1008 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1009 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1010 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1012 /* Index Data's Z39.50 Implementor Id is 81 */
1013 ireq->implementationId = odr_prepend(c->odr_out,
1014 ZOOM_options_get(c->options, "implementationId"),
1015 odr_prepend(c->odr_out, "81", ireq->implementationId));
1017 ireq->implementationName = odr_prepend(c->odr_out,
1018 ZOOM_options_get(c->options, "implementationName"),
1019 odr_prepend(c->odr_out, "ZOOM-C", ireq->implementationName));
1021 version = odr_strdup(c->odr_out, "$Revision: 1.39 $");
1022 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1023 version[strlen(version)-2] = '\0';
1024 ireq->implementationVersion = odr_prepend(c->odr_out,
1025 ZOOM_options_get(c->options, "implementationVersion"),
1026 odr_prepend(c->odr_out, &version[11], ireq->implementationVersion));
1028 *ireq->maximumRecordSize =
1029 ZOOM_options_get_int (c->options, "maximumRecordSize", 1024*1024);
1030 *ireq->preferredMessageSize =
1031 ZOOM_options_get_int (c->options, "preferredMessageSize", 1024*1024);
1033 if (auth_groupId || auth_password)
1035 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1038 if (auth_groupId && *auth_groupId)
1040 pass->groupId = (char *)
1041 odr_malloc(c->odr_out, strlen(auth_groupId)+1);
1042 strcpy(pass->groupId, auth_groupId);
1046 if (auth_userId && *auth_userId)
1048 pass->userId = (char *)
1049 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1050 strcpy(pass->userId, auth_userId);
1054 if (auth_password && *auth_password)
1056 pass->password = (char *)
1057 odr_malloc(c->odr_out, strlen(auth_password)+1);
1058 strcpy(pass->password, auth_password);
1063 auth->which = Z_IdAuthentication_idPass;
1064 auth->u.idPass = pass;
1065 ireq->idAuthentication = auth;
1068 else if (auth_userId)
1070 auth->which = Z_IdAuthentication_open;
1071 auth->u.open = (char *)
1072 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1073 strcpy(auth->u.open, auth_userId);
1074 ireq->idAuthentication = auth;
1077 yaz_oi_set_string_oidval(&ireq->otherInfo, c->odr_out,
1078 VAL_PROXY, 1, c->host_port);
1079 if (c->charset || c->lang)
1081 Z_OtherInformation **oi;
1082 Z_OtherInformationUnit *oi_unit;
1084 yaz_oi_APDU(apdu, &oi);
1086 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1088 char **charsets_addresses = 0;
1089 char **langs_addresses = 0;
1090 int charsets_count = 0;
1091 int langs_count = 0;
1094 nmem_strsplit_blank(c->odr_out->mem, c->charset,
1095 &charsets_addresses, &charsets_count);
1097 nmem_strsplit_blank(c->odr_out->mem, c->lang,
1098 &langs_addresses, &langs_count);
1099 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1100 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1101 oi_unit->information.externallyDefinedInfo =
1102 yaz_set_proposal_charneg(c->odr_out,
1103 (const char **) charsets_addresses,
1105 (const char **) langs_addresses,
1111 return send_APDU (c, apdu);
1115 static zoom_ret send_srw (ZOOM_connection c, Z_SRW_PDU *sr)
1118 Z_SOAP_Handler h[2] = {
1119 {"http://www.loc.gov/zing/srw/", 0, (Z_SOAP_fun) yaz_srw_codec},
1122 ODR o = odr_createmem(ODR_ENCODE);
1124 Z_SOAP *p = (Z_SOAP*) odr_malloc(o, sizeof(*p));
1128 gdu = z_get_HTTP_Request(c->odr_out);
1129 gdu->u.HTTP_Request->path = c->path;
1133 const char *cp0 = strstr(c->host_port, "://");
1134 const char *cp1 = 0;
1140 cp1 = strchr(cp0, '/');
1142 cp1 = cp0+strlen(cp0);
1146 char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
1147 memcpy (h, cp0, cp1 - cp0);
1149 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1154 strcpy(ctype, "text/xml");
1155 if (c->charset && strlen(c->charset) < 20)
1157 strcat(ctype, "; charset=");
1158 strcat(ctype, c->charset);
1160 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1161 "Content-Type", ctype);
1162 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1163 "SOAPAction", "\"\"");
1164 p->which = Z_SOAP_generic;
1165 p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
1166 p->u.generic->no = 0;
1167 p->u.generic->ns = 0;
1168 p->u.generic->p = sr;
1169 p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
1171 ret = z_soap_codec_enc(o, &p,
1172 &gdu->u.HTTP_Request->content_buf,
1173 &gdu->u.HTTP_Request->content_len, h,
1176 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1177 return zoom_complete;
1178 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1182 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1183 ZOOM_connection_put_event (c, event);
1184 odr_reset(c->odr_out);
1185 return do_write (c);
1190 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1193 ZOOM_resultset resultset = 0;
1195 const char *recordPacking = 0;
1197 if (c->error) /* don't continue on error */
1198 return zoom_complete;
1200 if (c->tasks->which == ZOOM_TASK_SEARCH)
1202 resultset = c->tasks->u.search.resultset;
1203 resultset->setname = xstrdup ("default");
1204 ZOOM_options_set (resultset->options, "setname", resultset->setname);
1206 else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
1208 resultset = c->tasks->u.retrieve.resultset;
1210 resultset->start = c->tasks->u.retrieve.start;
1211 resultset->count = c->tasks->u.retrieve.count;
1213 if (resultset->start >= resultset->size)
1214 return zoom_complete;
1215 if (resultset->start + resultset->count > resultset->size)
1216 resultset->count = resultset->size - resultset->start;
1218 for (i = 0; i<resultset->count; i++)
1221 record_cache_lookup (resultset, i + resultset->start);
1225 if (i == resultset->count)
1226 return zoom_complete;
1228 assert(resultset->query);
1230 sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
1232 if (resultset->query->z_query->which == Z_Query_type_104
1233 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1236 sr->u.request->query_type = Z_SRW_query_type_cql;
1237 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1239 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1240 resultset->query->z_query->u.type_1)
1242 sr->u.request->query_type = Z_SRW_query_type_pqf;
1243 sr->u.request->query.pqf = resultset->query->query_string;
1247 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1248 return zoom_complete;
1250 sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
1251 sr->u.request->maximumRecords = odr_intdup (
1252 c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
1253 sr->u.request->recordSchema = resultset->schema;
1255 recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
1258 sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
1260 return send_srw(c, sr);
1263 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1265 return zoom_complete;
1269 static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
1272 int lslb, ssub, mspn;
1274 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1275 Z_SearchRequest *search_req = apdu->u.searchRequest;
1276 const char *elementSetName;
1277 const char *smallSetElementSetName;
1278 const char *mediumSetElementSetName;
1281 assert (c->tasks->which == ZOOM_TASK_SEARCH);
1283 r = c->tasks->u.search.resultset;
1286 ZOOM_options_get (r->options, "elementSetName");
1287 smallSetElementSetName =
1288 ZOOM_options_get (r->options, "smallSetElementSetName");
1289 mediumSetElementSetName =
1290 ZOOM_options_get (r->options, "mediumSetElementSetName");
1292 if (!smallSetElementSetName)
1293 smallSetElementSetName = elementSetName;
1295 if (!mediumSetElementSetName)
1296 mediumSetElementSetName = elementSetName;
1301 /* prepare query for the search request */
1302 search_req->query = r->query->z_query;
1303 if (!search_req->query)
1305 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1306 return zoom_complete;
1309 search_req->databaseNames =
1310 set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
1312 /* get syntax (no need to provide unless piggyback is in effect) */
1313 syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
1315 lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
1316 ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
1317 mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
1318 if (lslb != -1 && ssub != -1 && mspn != -1)
1320 /* So're a Z39.50 expert? Let's hope you don't do sort */
1321 *search_req->largeSetLowerBound = lslb;
1322 *search_req->smallSetUpperBound = ssub;
1323 *search_req->mediumSetPresentNumber = mspn;
1325 else if (r->start == 0 && r->count > 0
1326 && r->piggyback && !r->r_sort_spec && !r->schema)
1328 /* Regular piggyback - do it unless we're going to do sort */
1329 *search_req->largeSetLowerBound = 2000000000;
1330 *search_req->smallSetUpperBound = 1;
1331 *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
1335 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1336 smallSetElementSetName = 0;
1337 mediumSetElementSetName = 0;
1340 if (smallSetElementSetName && *smallSetElementSetName)
1342 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1343 odr_malloc (c->odr_out, sizeof(*esn));
1345 esn->which = Z_ElementSetNames_generic;
1346 esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
1347 search_req->smallSetElementSetNames = esn;
1349 if (mediumSetElementSetName && *mediumSetElementSetName)
1351 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1352 odr_malloc (c->odr_out, sizeof(*esn));
1354 esn->which = Z_ElementSetNames_generic;
1355 esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
1356 search_req->mediumSetElementSetNames = esn;
1359 search_req->preferredRecordSyntax =
1360 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
1364 if (c->support_named_resultsets)
1368 /* find the lowest unused ordinal so that we re-use
1369 result sets on the server. */
1370 for (ord = 1; ; ord++)
1373 sprintf (setname, "%d", ord);
1374 for (rp = c->resultsets; rp; rp = rp->next)
1375 if (rp->setname && !strcmp (rp->setname, setname))
1380 r->setname = xstrdup (setname);
1381 yaz_log (log_level, "allocating set %s", r->setname);
1384 r->setname = xstrdup ("default");
1385 ZOOM_options_set (r->options, "setname", r->setname);
1387 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1388 /* send search request */
1389 return send_APDU (c, apdu);
1392 static void response_diag (ZOOM_connection c, Z_DiagRec *p)
1395 Z_DefaultDiagFormat *r;
1400 if (p->which != Z_DiagRec_defaultFormat)
1402 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1405 r = p->u.defaultFormat;
1408 case Z_DefaultDiagFormat_v2Addinfo:
1409 addinfo = r->u.v2Addinfo;
1411 case Z_DefaultDiagFormat_v3Addinfo:
1412 addinfo = r->u.v3Addinfo;
1415 set_dset_error(c, *r->condition,
1416 yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
1420 ZOOM_API(ZOOM_record)
1421 ZOOM_record_clone (ZOOM_record srec)
1428 odr_enc = odr_createmem(ODR_ENCODE);
1429 if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
1431 buf = odr_getbuf (odr_enc, &size, 0);
1433 nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
1434 nrec->odr = odr_createmem(ODR_DECODE);
1435 nrec->wrbuf_marc = 0;
1436 nrec->wrbuf_iconv = 0;
1437 nrec->wrbuf_opac = 0;
1438 odr_setbuf (nrec->odr, buf, size, 0);
1439 z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
1441 odr_destroy (odr_enc);
1445 ZOOM_API(ZOOM_record)
1446 ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
1448 return record_cache_lookup (s, pos);
1451 ZOOM_API(ZOOM_record)
1452 ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
1454 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1458 ZOOM_resultset_retrieve (r, 1, pos, 1);
1459 rec = ZOOM_resultset_record_immediate (r, pos);
1465 ZOOM_record_destroy (ZOOM_record rec)
1469 if (rec->wrbuf_marc)
1470 wrbuf_free (rec->wrbuf_marc, 1);
1471 if (rec->wrbuf_iconv)
1472 wrbuf_free (rec->wrbuf_iconv, 1);
1473 if (rec->wrbuf_opac)
1474 wrbuf_free (rec->wrbuf_opac, 1);
1475 odr_destroy (rec->odr);
1479 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1481 const char *buf, int sz,
1482 const char *record_charset)
1487 yaz_marc_t mt = yaz_marc_create();
1490 strcpy(to, "UTF-8");
1491 if (record_charset && *record_charset)
1493 /* Use "from,to" or just "from" */
1494 const char *cp = strchr(record_charset, ',');
1495 int clen = strlen(record_charset);
1498 strncpy( to, cp+1, sizeof(to)-1);
1499 to[sizeof(to)-1] = '\0';
1500 clen = cp - record_charset;
1502 if (clen > sizeof(from)-1)
1503 clen = sizeof(from)-1;
1506 strncpy(from, record_charset, clen);
1512 cd = yaz_iconv_open(to, from);
1513 yaz_marc_iconv(mt, cd);
1516 yaz_marc_xml(mt, marc_type);
1517 if (!rec->wrbuf_marc)
1518 rec->wrbuf_marc = wrbuf_alloc();
1519 wrbuf_rewind (rec->wrbuf_marc);
1520 if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
1522 yaz_marc_destroy(mt);
1524 yaz_iconv_close(cd);
1526 *len = wrbuf_len(rec->wrbuf_marc);
1527 return wrbuf_buf(rec->wrbuf_marc);
1529 yaz_marc_destroy(mt);
1531 yaz_iconv_close(cd);
1535 static const char *record_iconv_return(ZOOM_record rec, int *len,
1536 const char *buf, int sz,
1537 const char *record_charset)
1544 strcpy(to, "UTF-8");
1545 if (record_charset && *record_charset)
1547 /* Use "from,to" or just "from" */
1548 const char *cp = strchr(record_charset, ',');
1549 int clen = strlen(record_charset);
1552 strncpy( to, cp+1, sizeof(to)-1);
1553 to[sizeof(to)-1] = '\0';
1554 clen = cp - record_charset;
1556 if (clen > sizeof(from)-1)
1557 clen = sizeof(from)-1;
1560 strncpy(from, record_charset, clen);
1564 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1567 size_t inbytesleft = sz;
1568 const char *inp = buf;
1570 if (!rec->wrbuf_iconv)
1571 rec->wrbuf_iconv = wrbuf_alloc();
1573 wrbuf_rewind(rec->wrbuf_iconv);
1577 size_t outbytesleft = sizeof(outbuf);
1578 char *outp = outbuf;
1579 size_t r = yaz_iconv (cd, (char**) &inp,
1581 &outp, &outbytesleft);
1582 if (r == (size_t) (-1))
1584 int e = yaz_iconv_error(cd);
1585 if (e != YAZ_ICONV_E2BIG)
1588 wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
1590 wrbuf_puts(rec->wrbuf_iconv, "");
1591 buf = wrbuf_buf(rec->wrbuf_iconv);
1592 sz = wrbuf_len(rec->wrbuf_iconv);
1593 yaz_iconv_close(cd);
1600 ZOOM_API(const char *)
1601 ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
1608 Z_NamePlusRecord *npr;
1611 *len = 0; /* default return */
1620 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1622 if (cp[i] == ';' || cp[i] == ' ')
1628 while (type_spec[i] == ';')
1631 while (type_spec[i] == ' ')
1633 if (!strncmp(type_spec+i, "charset=", 8))
1636 i = i + 8; /* skip charset= */
1637 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
1639 if (type_spec[i] == ';' || type_spec[i] == ' ')
1645 else if (!strncmp(type_spec+i, "xpath=", 6))
1649 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
1653 while (type_spec[i] == ' ')
1656 if (!strcmp (type, "database"))
1659 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
1660 return npr->databaseName;
1662 else if (!strcmp (type, "syntax"))
1664 const char *desc = 0;
1665 if (npr->which == Z_NamePlusRecord_databaseRecord)
1667 Z_External *r = (Z_External *) npr->u.databaseRecord;
1668 oident *ent = oid_getentbyoid(r->direct_reference);
1675 *len = strlen(desc);
1678 if (npr->which != Z_NamePlusRecord_databaseRecord)
1681 /* from now on - we have a database record .. */
1682 if (!strcmp (type, "render"))
1684 Z_External *r = (Z_External *) npr->u.databaseRecord;
1685 oident *ent = oid_getentbyoid(r->direct_reference);
1687 /* render bibliographic record .. */
1688 if (r->which == Z_External_OPAC)
1690 r = r->u.opac->bibliographicRecord;
1693 ent = oid_getentbyoid(r->direct_reference);
1695 if (r->which == Z_External_sutrs)
1696 return record_iconv_return(rec, len,
1697 (char*) r->u.sutrs->buf,
1700 else if (r->which == Z_External_octet)
1702 const char *ret_buf;
1710 case VAL_APPLICATION_XML:
1713 ret_buf = marc_iconv_return(
1714 rec, YAZ_MARC_LINE, len,
1715 (const char *) r->u.octet_aligned->buf,
1716 r->u.octet_aligned->len,
1721 return record_iconv_return(rec, len,
1722 (const char *) r->u.octet_aligned->buf,
1723 r->u.octet_aligned->len,
1726 else if (r->which == Z_External_grs1)
1728 if (!rec->wrbuf_marc)
1729 rec->wrbuf_marc = wrbuf_alloc();
1730 wrbuf_rewind (rec->wrbuf_marc);
1731 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
1732 return record_iconv_return(rec, len,
1733 wrbuf_buf(rec->wrbuf_marc),
1734 wrbuf_len(rec->wrbuf_marc),
1739 else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
1741 Z_External *r = (Z_External *) npr->u.databaseRecord;
1742 oident *ent = oid_getentbyoid(r->direct_reference);
1744 /* render bibliographic record .. */
1745 if (r->which == Z_External_OPAC)
1747 r = r->u.opac->bibliographicRecord;
1750 ent = oid_getentbyoid(r->direct_reference);
1753 if (r->which == Z_External_sutrs)
1754 return record_iconv_return(rec, len,
1755 (const char *) r->u.sutrs->buf,
1758 else if (r->which == Z_External_octet)
1760 const char *ret_buf;
1761 int marc_decode_type = YAZ_MARC_MARCXML;
1763 if (!strcmp(type, "oai"))
1764 marc_decode_type = YAZ_MARC_OAIMARC;
1772 case VAL_APPLICATION_XML:
1775 ret_buf = marc_iconv_return(
1776 rec, marc_decode_type, len,
1777 (const char *) r->u.octet_aligned->buf,
1778 r->u.octet_aligned->len,
1783 return record_iconv_return(rec, len,
1784 (const char *) r->u.octet_aligned->buf,
1785 r->u.octet_aligned->len,
1788 else if (r->which == Z_External_grs1)
1795 else if (!strcmp (type, "raw"))
1797 Z_External *r = (Z_External *) npr->u.databaseRecord;
1799 if (r->which == Z_External_sutrs)
1801 if (len) *len = r->u.sutrs->len;
1802 return (const char *) r->u.sutrs->buf;
1804 else if (r->which == Z_External_octet)
1806 if (len) *len = r->u.octet_aligned->len;
1807 return (const char *) r->u.octet_aligned->buf;
1809 else /* grs-1, explain, OPAC, ... */
1812 return (const char *) npr->u.databaseRecord;
1816 else if (!strcmp (type, "ext"))
1819 return (const char *) npr->u.databaseRecord;
1821 else if (!strcmp (type, "opac"))
1824 Z_External *r = (Z_External *) npr->u.databaseRecord;
1825 if (r->which == Z_External_OPAC)
1827 if (!rec->wrbuf_opac)
1828 rec->wrbuf_opac = wrbuf_alloc();
1829 wrbuf_rewind (rec->wrbuf_opac);
1830 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
1831 return record_iconv_return(rec, len,
1832 wrbuf_buf(rec->wrbuf_opac),
1833 wrbuf_len(rec->wrbuf_opac),
1840 static int strcmp_null(const char *v1, const char *v2)
1846 return strcmp(v1, v2);
1849 static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
1852 ZOOM_record_cache rc;
1853 const char *elementSetName =
1854 ZOOM_resultset_option_get (r, "elementSetName");
1855 const char *syntax =
1856 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1858 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1859 ZOOM_connection_put_event(r->connection, event);
1861 for (rc = r->record_cache; rc; rc = rc->next)
1865 if (strcmp_null(r->schema, rc->schema))
1867 if (strcmp_null(elementSetName,rc->elementSetName))
1869 if (strcmp_null(syntax, rc->syntax))
1871 /* not destroying rc->npr (it's handled by nmem )*/
1873 /* keeping wrbuf_marc too */
1877 rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
1880 rc->rec.wrbuf_marc = 0;
1881 rc->rec.wrbuf_iconv = 0;
1882 rc->rec.wrbuf_opac = 0;
1884 rc->elementSetName = odr_strdup (r->odr, elementSetName);
1886 rc->elementSetName = 0;
1889 rc->syntax = odr_strdup (r->odr, syntax);
1894 rc->schema = odr_strdup (r->odr, r->schema);
1899 rc->next = r->record_cache;
1900 r->record_cache = rc;
1903 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
1905 ZOOM_record_cache rc;
1906 const char *elementSetName =
1907 ZOOM_resultset_option_get (r, "elementSetName");
1908 const char *syntax =
1909 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1911 for (rc = r->record_cache; rc; rc = rc->next)
1915 if (strcmp_null(r->schema, rc->schema))
1917 if (strcmp_null(elementSetName,rc->elementSetName))
1919 if (strcmp_null(syntax, rc->syntax))
1927 static void handle_records (ZOOM_connection c, Z_Records *sr,
1930 ZOOM_resultset resultset;
1934 switch (c->tasks->which)
1936 case ZOOM_TASK_SEARCH:
1937 resultset = c->tasks->u.search.resultset;
1939 case ZOOM_TASK_RETRIEVE:
1940 resultset = c->tasks->u.retrieve.resultset;
1945 if (sr && sr->which == Z_Records_NSD)
1947 Z_DiagRec dr, *dr_p = &dr;
1948 dr.which = Z_DiagRec_defaultFormat;
1949 dr.u.defaultFormat = sr->u.nonSurrogateDiagnostic;
1951 response_diag (c, dr_p);
1953 else if (sr && sr->which == Z_Records_multipleNSD)
1955 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
1956 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
1958 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1962 if (resultset->count + resultset->start > resultset->size)
1963 resultset->count = resultset->size - resultset->start;
1964 if (resultset->count < 0)
1965 resultset->count = 0;
1966 if (sr && sr->which == Z_Records_DBOSD)
1969 NMEM nmem = odr_extract_mem (c->odr_in);
1970 Z_NamePlusRecordList *p =
1971 sr->u.databaseOrSurDiagnostics;
1972 for (i = 0; i<p->num_records; i++)
1974 record_cache_add (resultset, p->records[i],
1975 i+ resultset->start);
1977 /* transfer our response to search_nmem .. we need it later */
1978 nmem_transfer (resultset->odr->mem, nmem);
1979 nmem_destroy (nmem);
1980 if (present_phase && p->num_records == 0)
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);
1986 yaz_log(YLOG_LOG, "pseudo record 1, at pos %d",
1990 else if (present_phase)
1992 /* present response and we didn't get any records! */
1993 Z_NamePlusRecord *myrec =
1994 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
1995 record_cache_add(resultset, myrec, resultset->start);
1996 yaz_log(YLOG_LOG, "pseudo record 1, at pos %d",
2002 static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
2004 handle_records (c, pr->records, 1);
2007 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
2009 ZOOM_resultset resultset;
2012 yaz_log (log_level, "got search response");
2014 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2017 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2018 ZOOM_connection_put_event(c, event);
2020 resultset = c->tasks->u.search.resultset;
2022 resultset->size = *sr->resultCount;
2023 handle_records (c, sr->records, 0);
2026 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2028 if (res->diagnostics && res->num_diagnostics > 0)
2029 response_diag (c, res->diagnostics[0]);
2032 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2034 NMEM nmem = odr_extract_mem (c->odr_in);
2037 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2039 scan = c->tasks->u.scan.scan;
2041 if (res->entries && res->entries->nonsurrogateDiagnostics)
2042 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2043 scan->scan_response = res;
2044 nmem_transfer (scan->odr->mem, nmem);
2046 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2047 if (res->positionOfTerm)
2048 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2049 if (res->scanStatus)
2050 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2051 if (res->numberOfEntriesReturned)
2052 ZOOM_options_set_int (scan->options, "number",
2053 *res->numberOfEntriesReturned);
2054 nmem_destroy (nmem);
2058 static zoom_ret send_sort (ZOOM_connection c,
2059 ZOOM_resultset resultset)
2062 resultset->r_sort_spec = 0;
2063 if (resultset->r_sort_spec)
2065 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2066 Z_SortRequest *req = apdu->u.sortRequest;
2068 req->num_inputResultSetNames = 1;
2069 req->inputResultSetNames = (Z_InternationalString **)
2070 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2071 req->inputResultSetNames[0] =
2072 odr_strdup (c->odr_out, resultset->setname);
2073 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2074 req->sortSequence = resultset->r_sort_spec;
2075 resultset->r_sort_spec = 0;
2076 return send_APDU (c, apdu);
2078 return zoom_complete;
2081 static zoom_ret send_present (ZOOM_connection c)
2084 Z_PresentRequest *req = 0;
2086 const char *syntax = 0;
2087 const char *elementSetName = 0;
2088 ZOOM_resultset resultset;
2091 return zoom_complete;
2093 switch (c->tasks->which)
2095 case ZOOM_TASK_SEARCH:
2096 resultset = c->tasks->u.search.resultset;
2098 case ZOOM_TASK_RETRIEVE:
2099 resultset = c->tasks->u.retrieve.resultset;
2100 resultset->start = c->tasks->u.retrieve.start;
2101 resultset->count = c->tasks->u.retrieve.count;
2103 if (resultset->start >= resultset->size)
2104 return zoom_complete;
2105 if (resultset->start + resultset->count > resultset->size)
2106 resultset->count = resultset->size - resultset->start;
2109 return zoom_complete;
2112 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2113 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2115 if (c->error) /* don't continue on error */
2116 return zoom_complete;
2117 if (resultset->start < 0)
2118 return zoom_complete;
2119 for (i = 0; i<resultset->count; i++)
2122 record_cache_lookup (resultset, i + resultset->start);
2126 if (i == resultset->count)
2127 return zoom_complete;
2129 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2130 req = apdu->u.presentRequest;
2132 resultset->start += i;
2133 resultset->count -= i;
2134 *req->resultSetStartPoint = resultset->start + 1;
2135 *req->numberOfRecordsRequested = resultset->step>0 ?
2136 resultset->step : resultset->count;
2137 assert (*req->numberOfRecordsRequested > 0);
2139 if (syntax && *syntax)
2140 req->preferredRecordSyntax =
2141 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2143 if (resultset->schema && *resultset->schema)
2145 Z_RecordComposition *compo = (Z_RecordComposition *)
2146 odr_malloc (c->odr_out, sizeof(*compo));
2148 req->recordComposition = compo;
2149 compo->which = Z_RecordComp_complex;
2150 compo->u.complex = (Z_CompSpec *)
2151 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2152 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2153 odr_malloc(c->odr_out, sizeof(bool_t));
2154 *compo->u.complex->selectAlternativeSyntax = 0;
2156 compo->u.complex->generic = (Z_Specification *)
2157 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2159 compo->u.complex->generic->which = Z_Schema_oid;
2160 compo->u.complex->generic->schema.oid = (Odr_oid *)
2161 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2163 if (!compo->u.complex->generic->schema.oid)
2165 /* OID wasn't a schema! Try record syntax instead. */
2167 compo->u.complex->generic->schema.oid = (Odr_oid *)
2168 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2170 if (elementSetName && *elementSetName)
2172 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2173 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2174 compo->u.complex->generic->elementSpec->which =
2175 Z_ElementSpec_elementSetName;
2176 compo->u.complex->generic->elementSpec->u.elementSetName =
2177 odr_strdup (c->odr_out, elementSetName);
2180 compo->u.complex->generic->elementSpec = 0;
2181 compo->u.complex->num_dbSpecific = 0;
2182 compo->u.complex->dbSpecific = 0;
2183 compo->u.complex->num_recordSyntax = 0;
2184 compo->u.complex->recordSyntax = 0;
2186 else if (elementSetName && *elementSetName)
2188 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2189 odr_malloc (c->odr_out, sizeof(*esn));
2190 Z_RecordComposition *compo = (Z_RecordComposition *)
2191 odr_malloc (c->odr_out, sizeof(*compo));
2193 esn->which = Z_ElementSetNames_generic;
2194 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2195 compo->which = Z_RecordComp_simple;
2196 compo->u.simple = esn;
2197 req->recordComposition = compo;
2199 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2200 return send_APDU (c, apdu);
2203 ZOOM_API(ZOOM_scanset)
2204 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2206 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2208 scan->connection = c;
2209 scan->odr = odr_createmem (ODR_DECODE);
2210 scan->options = ZOOM_options_create_with_parent (c->options);
2212 scan->scan_response = 0;
2214 if ((scan->termListAndStartPoint =
2215 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2218 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2219 task->u.scan.scan = scan;
2224 while (ZOOM_event (1, &c))
2232 ZOOM_scanset_destroy (ZOOM_scanset scan)
2237 if (scan->refcount == 0)
2239 odr_destroy (scan->odr);
2241 ZOOM_options_destroy (scan->options);
2246 static zoom_ret send_package (ZOOM_connection c)
2250 return zoom_complete;
2251 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2253 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2254 ZOOM_connection_put_event (c, event);
2256 return do_write_ex (c, c->tasks->u.package->buf_out,
2257 c->tasks->u.package->len_out);
2260 static zoom_ret send_scan (ZOOM_connection c)
2263 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2264 Z_ScanRequest *req = apdu->u.scanRequest;
2266 return zoom_complete;
2267 assert (c->tasks->which == ZOOM_TASK_SCAN);
2268 scan = c->tasks->u.scan.scan;
2270 req->termListAndStartPoint = scan->termListAndStartPoint;
2271 req->attributeSet = scan->attributeSet;
2273 *req->numberOfTermsRequested =
2274 ZOOM_options_get_int(scan->options, "number", 10);
2276 req->preferredPositionInResponse =
2277 odr_intdup (c->odr_out,
2278 ZOOM_options_get_int(scan->options, "position", 1));
2281 odr_intdup (c->odr_out,
2282 ZOOM_options_get_int(scan->options, "stepSize", 0));
2284 req->databaseNames = set_DatabaseNames (c, scan->options,
2285 &req->num_databaseNames);
2287 return send_APDU (c, apdu);
2291 ZOOM_scanset_size (ZOOM_scanset scan)
2293 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2295 return scan->scan_response->entries->num_entries;
2298 ZOOM_API(const char *)
2299 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2302 const char *term = 0;
2303 size_t noent = ZOOM_scanset_size (scan);
2304 Z_ScanResponse *res = scan->scan_response;
2310 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2312 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2314 if (t->term->which == Z_Term_general)
2316 term = (const char *) t->term->u.general->buf;
2317 *len = t->term->u.general->len;
2319 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2324 ZOOM_API(const char *)
2325 ZOOM_scanset_display_term (ZOOM_scanset scan, size_t pos,
2328 const char *term = 0;
2329 size_t noent = ZOOM_scanset_size (scan);
2330 Z_ScanResponse *res = scan->scan_response;
2336 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2338 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2342 term = t->displayTerm;
2343 *len = strlen(term);
2345 else if (t->term->which == Z_Term_general)
2347 term = (const char *) t->term->u.general->buf;
2348 *len = t->term->u.general->len;
2350 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2355 ZOOM_API(const char *)
2356 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2358 return ZOOM_options_get (scan->options, key);
2362 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2365 ZOOM_options_set (scan->options, key, val);
2368 static Z_APDU *create_es_package (ZOOM_package p, int type)
2371 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2372 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2374 *req->function = Z_ExtendedServicesRequest_create;
2376 str = ZOOM_options_get(p->options, "package-name");
2378 req->packageName = nmem_strdup (p->odr_out->mem, str);
2380 str = ZOOM_options_get(p->options, "user-id");
2382 req->userId = nmem_strdup (p->odr_out->mem, str);
2384 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2387 str = ZOOM_options_get(p->options, "function");
2390 if (!strcmp (str, "create"))
2392 if (!strcmp (str, "delete"))
2394 if (!strcmp (str, "modify"))
2400 static const char *ill_array_lookup (void *clientData, const char *idx)
2402 ZOOM_package p = (ZOOM_package) clientData;
2403 return ZOOM_options_get (p->options, idx+4);
2406 static Z_External *encode_ill_request (ZOOM_package p)
2408 ODR out = p->odr_out;
2411 struct ill_get_ctl ctl;
2413 ctl.odr = p->odr_out;
2415 ctl.f = ill_array_lookup;
2417 req = ill_get_ILLRequest(&ctl, "ill", 0);
2419 if (!ill_Request (out, &req, 0, 0))
2421 int ill_request_size;
2422 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2423 if (ill_request_buf)
2424 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2430 int illRequest_size = 0;
2431 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2433 oid.proto = PROTO_GENERAL;
2434 oid.oclass = CLASS_GENERAL;
2435 oid.value = VAL_ISO_ILL_1;
2437 r = (Z_External *) odr_malloc (out, sizeof(*r));
2438 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2439 r->indirect_reference = 0;
2441 r->which = Z_External_single;
2443 r->u.single_ASN1_type = (Odr_oct *)
2444 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2445 r->u.single_ASN1_type->buf = (unsigned char*)
2446 odr_malloc (out, illRequest_size);
2447 r->u.single_ASN1_type->len = illRequest_size;
2448 r->u.single_ASN1_type->size = illRequest_size;
2449 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2454 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2456 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2459 req->which = Z_IOItemOrder_esRequest;
2460 req->u.esRequest = (Z_IORequest *)
2461 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2463 /* to keep part ... */
2464 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2465 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2466 req->u.esRequest->toKeep->supplDescription = 0;
2467 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2468 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2470 str = ZOOM_options_get(p->options, "contact-name");
2471 req->u.esRequest->toKeep->contact->name = str ?
2472 nmem_strdup (p->odr_out->mem, str) : 0;
2474 str = ZOOM_options_get(p->options, "contact-phone");
2475 req->u.esRequest->toKeep->contact->phone = str ?
2476 nmem_strdup (p->odr_out->mem, str) : 0;
2478 str = ZOOM_options_get(p->options, "contact-email");
2479 req->u.esRequest->toKeep->contact->email = str ?
2480 nmem_strdup (p->odr_out->mem, str) : 0;
2482 req->u.esRequest->toKeep->addlBilling = 0;
2484 /* not to keep part ... */
2485 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2486 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2488 str = ZOOM_options_get(p->options, "itemorder-setname");
2493 req->u.esRequest->notToKeep->resultSetItem = 0;
2496 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2497 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2499 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2500 nmem_strdup (p->odr_out->mem, str);
2501 req->u.esRequest->notToKeep->resultSetItem->item =
2502 (int *) odr_malloc(p->odr_out, sizeof(int));
2504 str = ZOOM_options_get(p->options, "itemorder-item");
2505 *req->u.esRequest->notToKeep->resultSetItem->item =
2506 (str ? atoi(str) : 1);
2508 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2513 Z_APDU *create_admin_package(ZOOM_package p, int type,
2514 Z_ESAdminOriginPartToKeep **toKeepP,
2515 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2517 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2520 Z_ESAdminOriginPartToKeep *toKeep;
2521 Z_ESAdminOriginPartNotToKeep *notToKeep;
2522 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2523 const char *first_db = "Default";
2525 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2529 r->direct_reference =
2530 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2533 r->indirect_reference = 0;
2534 r->which = Z_External_ESAdmin;
2536 r->u.adminService = (Z_Admin *)
2537 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2538 r->u.adminService->which = Z_Admin_esRequest;
2539 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2540 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2542 toKeep = r->u.adminService->u.esRequest->toKeep =
2543 (Z_ESAdminOriginPartToKeep *)
2544 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2545 toKeep->which = type;
2546 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2547 toKeep->u.create = odr_nullval();
2548 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2550 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2551 (Z_ESAdminOriginPartNotToKeep *)
2552 odr_malloc(p->odr_out,
2553 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2554 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2555 notToKeep->u.recordsWillFollow = odr_nullval();
2559 *notToKeepP = notToKeep;
2564 static Z_APDU *create_update_package(ZOOM_package p)
2567 const char *first_db = "Default";
2569 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2570 const char *action = ZOOM_options_get(p->options, "action");
2571 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2572 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2573 const char *record_buf = ZOOM_options_get(p->options, "record");
2574 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2575 int syntax_oid = VAL_NONE;
2579 syntax_oid = oid_getvalbyname(syntax_str);
2582 record_buf = "void";
2583 syntax_oid = VAL_SUTRS;
2585 if (syntax_oid != VAL_NONE)
2586 syntax_oid = VAL_TEXT_XML;
2592 action = "specialUpdate";
2594 if (!strcmp(action, "recordInsert"))
2595 action_no = Z_IUOriginPartToKeep_recordInsert;
2596 else if (!strcmp(action, "recordReplace"))
2597 action_no = Z_IUOriginPartToKeep_recordReplace;
2598 else if (!strcmp(action, "recordDelete"))
2599 action_no = Z_IUOriginPartToKeep_recordDelete;
2600 else if (!strcmp(action, "elementUpdate"))
2601 action_no = Z_IUOriginPartToKeep_elementUpdate;
2602 else if (!strcmp(action, "specialUpdate"))
2603 action_no = Z_IUOriginPartToKeep_specialUpdate;
2607 apdu = create_es_package (p, VAL_DBUPDATE);
2610 Z_IUOriginPartToKeep *toKeep;
2611 Z_IUSuppliedRecords *notToKeep;
2612 Z_External *r = (Z_External *)
2613 odr_malloc (p->odr_out, sizeof(*r));
2615 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2617 r->direct_reference =
2618 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2621 r->which = Z_External_update;
2622 r->indirect_reference = 0;
2623 r->u.update = (Z_IUUpdate *)
2624 odr_malloc(p->odr_out, sizeof(*r->u.update));
2626 r->u.update->which = Z_IUUpdate_esRequest;
2627 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2628 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2629 toKeep = r->u.update->u.esRequest->toKeep =
2630 (Z_IUOriginPartToKeep *)
2631 odr_malloc(p->odr_out, sizeof(*toKeep));
2633 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2635 toKeep->elementSetName = 0;
2636 toKeep->actionQualifier = 0;
2637 toKeep->action = odr_intdup(p->odr_out, action_no);
2639 notToKeep = r->u.update->u.esRequest->notToKeep =
2640 (Z_IUSuppliedRecords *)
2641 odr_malloc(p->odr_out, sizeof(*notToKeep));
2643 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2644 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2645 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2646 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2647 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2650 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2651 odr_malloc (p->odr_out, sizeof(Odr_oct));
2652 notToKeep->elements[0]->u.opaque->size =
2653 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2654 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2655 odr_strdup(p->odr_out, recordIdOpaque);
2657 else if (recordIdNumber)
2659 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2661 notToKeep->elements[0]->u.number =
2662 odr_intdup(p->odr_out, atoi(recordIdNumber));
2665 notToKeep->elements[0]->u.opaque = 0;
2666 notToKeep->elements[0]->supplementalId = 0;
2667 notToKeep->elements[0]->correlationInfo = 0;
2668 notToKeep->elements[0]->record =
2669 z_ext_record(p->odr_out, syntax_oid,
2670 record_buf, strlen(record_buf));
2674 ODR print = odr_createmem(ODR_PRINT);
2676 z_APDU(print, &apdu, 0, 0);
2683 ZOOM_package_send (ZOOM_package p, const char *type)
2690 odr_reset (p->odr_out);
2693 if (!strcmp(type, "itemorder"))
2695 apdu = create_es_package (p, VAL_ITEMORDER);
2698 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2700 r->direct_reference =
2701 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2704 r->which = Z_External_itemOrder;
2705 r->indirect_reference = 0;
2706 r->u.itemOrder = encode_item_order (p);
2708 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2711 else if (!strcmp(type, "create")) /* create database */
2713 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2716 else if (!strcmp(type, "drop")) /* drop database */
2718 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2721 else if (!strcmp(type, "commit")) /* commit changes */
2723 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2726 else if (!strcmp(type, "update")) /* update record(s) */
2728 apdu = create_update_package(p);
2732 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2736 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2737 task->u.package = p;
2738 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2739 p->buf_out = (char *) xmalloc (p->len_out);
2740 memcpy (p->buf_out, buf, p->len_out);
2745 while (ZOOM_event (1, &c))
2752 ZOOM_API(ZOOM_package)
2753 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2755 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2758 p->odr_out = odr_createmem (ODR_ENCODE);
2759 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2767 ZOOM_package_destroy(ZOOM_package p)
2772 if (p->refcount == 0)
2774 odr_destroy (p->odr_out);
2777 ZOOM_options_destroy (p->options);
2782 ZOOM_API(const char *)
2783 ZOOM_package_option_get (ZOOM_package p, const char *key)
2785 return ZOOM_options_get (p->options, key);
2790 ZOOM_package_option_set (ZOOM_package p, const char *key,
2793 ZOOM_options_set (p->options, key, val);
2796 static int ZOOM_connection_exec_task (ZOOM_connection c)
2798 ZOOM_task task = c->tasks;
2799 zoom_ret ret = zoom_complete;
2803 yaz_log (log_level, "ZOOM_connection_exec_task task=<null>");
2806 yaz_log (log_level, "ZOOM_connection_exec_task type=%d run=%d",
2807 task->which, task->running);
2808 if (c->error != ZOOM_ERROR_NONE)
2810 yaz_log (log_level, "remove tasks because of error = %d", c->error);
2811 ZOOM_connection_remove_tasks (c);
2816 yaz_log (log_level, "task already running");
2820 ret = zoom_complete;
2821 if (c->cs || task->which == ZOOM_TASK_CONNECT)
2823 switch (task->which)
2825 case ZOOM_TASK_SEARCH:
2826 if (c->proto == PROTO_HTTP)
2827 ret = ZOOM_connection_srw_send_search(c);
2829 ret = ZOOM_connection_send_search(c);
2831 case ZOOM_TASK_RETRIEVE:
2832 if (c->proto == PROTO_HTTP)
2833 ret = ZOOM_connection_srw_send_search(c);
2835 ret = send_present (c);
2837 case ZOOM_TASK_CONNECT:
2838 ret = do_connect(c);
2840 case ZOOM_TASK_SCAN:
2843 case ZOOM_TASK_PACKAGE:
2844 ret = send_package(c);
2846 case ZOOM_TASK_SORT:
2847 c->tasks->u.sort.resultset->r_sort_spec =
2848 c->tasks->u.sort.q->sort_spec;
2849 ret = send_sort(c, c->tasks->u.sort.resultset);
2855 yaz_log (log_level, "remove tasks because no connection exist");
2856 ZOOM_connection_remove_tasks (c);
2858 if (ret == zoom_complete)
2860 yaz_log (log_level, "task removed (complete)");
2861 ZOOM_connection_remove_task (c);
2864 yaz_log (log_level, "task pending");
2868 static zoom_ret send_sort_present (ZOOM_connection c)
2870 zoom_ret r = zoom_complete;
2872 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
2873 r = send_sort (c, c->tasks->u.search.resultset);
2874 if (r == zoom_complete)
2875 r = send_present (c);
2879 static int es_response (ZOOM_connection c,
2880 Z_ExtendedServicesResponse *res)
2882 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
2884 if (res->diagnostics && res->num_diagnostics > 0)
2885 response_diag(c, res->diagnostics[0]);
2886 if (res->taskPackage &&
2887 res->taskPackage->which == Z_External_extendedService)
2889 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
2890 Odr_oct *id = taskPackage->targetReference;
2893 ZOOM_options_setl (c->tasks->u.package->options,
2894 "targetReference", (char*) id->buf, id->len);
2900 static void handle_apdu (ZOOM_connection c, Z_APDU *apdu)
2902 Z_InitResponse *initrs;
2905 yaz_log (log_level, "recv APDU type=%d", apdu->which);
2908 case Z_APDU_initResponse:
2909 initrs = apdu->u.initResponse;
2910 ZOOM_connection_option_set(c, "serverImplementationId",
2911 initrs->implementationId ?
2912 initrs->implementationId : "");
2913 ZOOM_connection_option_set(c, "serverImplementationName",
2914 initrs->implementationName ?
2915 initrs->implementationName : "");
2916 ZOOM_connection_option_set(c, "serverImplementationVersion",
2917 initrs->implementationVersion ?
2918 initrs->implementationVersion : "");
2919 /* Set the three old options too, for old applications */
2920 ZOOM_connection_option_set(c, "targetImplementationId",
2921 initrs->implementationId ?
2922 initrs->implementationId : "");
2923 ZOOM_connection_option_set(c, "targetImplementationName",
2924 initrs->implementationName ?
2925 initrs->implementationName : "");
2926 ZOOM_connection_option_set(c, "targetImplementationVersion",
2927 initrs->implementationVersion ?
2928 initrs->implementationVersion : "");
2929 if (!*initrs->result)
2931 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0);
2936 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
2938 xfree (c->cookie_in);
2941 c->cookie_in = xstrdup(cookie);
2942 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
2943 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
2944 c->support_named_resultsets = 1;
2947 assert (c->tasks->which == ZOOM_TASK_CONNECT);
2948 ZOOM_connection_remove_task (c);
2950 ZOOM_connection_exec_task (c);
2952 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
2954 NMEM tmpmem = nmem_create();
2955 Z_CharSetandLanguageNegotiation *p =
2956 yaz_get_charneg_record(initrs->otherInfo);
2960 char *charset = NULL, *lang = NULL;
2963 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
2964 yaz_log(log_level, "Target accepted: charset %s, "
2965 "language %s, select %d",
2966 charset ? charset : "none", lang ? lang : "none", sel);
2968 ZOOM_connection_option_set (c, "negotiation-charset",
2971 ZOOM_connection_option_set (c, "negotiation-lang",
2974 ZOOM_connection_option_set (
2975 c, "negotiation-charset-in-effect-for-records",
2976 (sel != 0) ? "1" : "0");
2977 nmem_destroy(tmpmem);
2981 case Z_APDU_searchResponse:
2982 handle_search_response (c, apdu->u.searchResponse);
2983 if (send_sort_present (c) == zoom_complete)
2984 ZOOM_connection_remove_task (c);
2986 case Z_APDU_presentResponse:
2987 handle_present_response (c, apdu->u.presentResponse);
2988 if (send_present (c) == zoom_complete)
2989 ZOOM_connection_remove_task (c);
2991 case Z_APDU_sortResponse:
2992 sort_response (c, apdu->u.sortResponse);
2993 if (send_present (c) == zoom_complete)
2994 ZOOM_connection_remove_task (c);
2996 case Z_APDU_scanResponse:
2997 scan_response (c, apdu->u.scanResponse);
2998 ZOOM_connection_remove_task (c);
3000 case Z_APDU_extendedServicesResponse:
3001 es_response (c, apdu->u.extendedServicesResponse);
3002 ZOOM_connection_remove_task (c);
3005 if (c->reconnect_ok)
3008 c->tasks->running = 0;
3009 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3013 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3018 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3024 static void handle_srw_response(ZOOM_connection c,
3025 Z_SRW_searchRetrieveResponse *res)
3027 ZOOM_resultset resultset = 0;
3035 if (c->tasks->which == ZOOM_TASK_SEARCH)
3036 resultset = c->tasks->u.search.resultset;
3037 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3038 resultset = c->tasks->u.retrieve.resultset;
3042 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3043 ZOOM_connection_put_event(c, event);
3045 resultset->size = 0;
3047 yaz_log(log_level, "got SRW response OK");
3049 if (res->numberOfRecords)
3050 resultset->size = *res->numberOfRecords;
3052 for (i = 0; i<res->num_records; i++)
3056 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3057 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3059 if (res->records[i].recordPosition &&
3060 *res->records[i].recordPosition > 0)
3061 pos = *res->records[i].recordPosition - 1;
3063 pos = resultset->start + i;
3065 npr->databaseName = 0;
3066 npr->which = Z_NamePlusRecord_databaseRecord;
3067 npr->u.databaseRecord = (Z_External *)
3068 odr_malloc(c->odr_in, sizeof(Z_External));
3069 npr->u.databaseRecord->descriptor = 0;
3070 npr->u.databaseRecord->direct_reference =
3071 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3072 npr->u.databaseRecord->which = Z_External_octet;
3073 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3074 odr_malloc(c->odr_in, sizeof(Odr_oct));
3075 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3076 res->records[i].recordData_buf;
3077 npr->u.databaseRecord->u.octet_aligned->len =
3078 npr->u.databaseRecord->u.octet_aligned->size =
3079 res->records[i].recordData_len;
3080 record_cache_add (resultset, npr, pos);
3082 if (res->num_diagnostics > 0)
3084 const char *uri = res->diagnostics[0].uri;
3089 if ((cp = strrchr(uri, '/')))
3091 set_dset_error(c, code, uri,
3092 res->diagnostics[0].details, 0);
3095 nmem = odr_extract_mem(c->odr_in);
3096 nmem_transfer(resultset->odr->mem, nmem);
3102 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3105 const char *content_type = z_HTTP_header_lookup(hres->headers,
3107 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3110 yaz_log (log_level, "handle_http");
3112 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3114 Z_SOAP *soap_package = 0;
3116 Z_SOAP_Handler soap_handlers[2] = {
3117 {"http://www.loc.gov/zing/srw/", 0,
3118 (Z_SOAP_fun) yaz_srw_codec},
3121 ret = z_soap_codec(o, &soap_package,
3122 &hres->content_buf, &hres->content_len,
3124 if (!ret && soap_package->which == Z_SOAP_generic &&
3125 soap_package->u.generic->no == 0)
3127 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3128 if (sr->which == Z_SRW_searchRetrieve_response)
3129 handle_srw_response(c, sr->u.response);
3133 else if (!ret && (soap_package->which == Z_SOAP_fault
3134 || soap_package->which == Z_SOAP_error))
3136 set_HTTP_error(c, hres->code,
3137 soap_package->u.fault->fault_code,
3138 soap_package->u.fault->fault_string);
3145 if (hres->code != 200)
3146 set_HTTP_error(c, hres->code, 0, 0);
3148 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3151 ZOOM_connection_remove_task(c);
3152 if (!strcmp(hres->version, "1.0"))
3154 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3155 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3160 /* HTTP 1.1: only if no close we stay alive .. */
3161 if (connection_head && !strcmp(connection_head, "close"))
3167 static int do_read (ZOOM_connection c)
3172 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3173 ZOOM_connection_put_event (c, event);
3175 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3176 more = cs_more(c->cs);
3177 yaz_log (log_level, "do_read len=%d more=%d", r, more);
3182 if (c->reconnect_ok)
3185 c->reconnect_ok = 0;
3186 yaz_log (log_level, "reconnect read");
3187 c->tasks->running = 0;
3188 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3192 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3201 odr_reset (c->odr_in);
3202 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3203 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3204 ZOOM_connection_put_event (c, event);
3206 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3209 int err = odr_geterrorx(c->odr_in, &x);
3211 const char *element = odr_getelement(c->odr_in);
3212 sprintf (msg, "ODR code %d:%d element=%-20s",
3213 err, x, element ? element : "<unknown>");
3214 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3217 else if (gdu->which == Z_GDU_Z3950)
3218 handle_apdu (c, gdu->u.z3950);
3219 else if (gdu->which == Z_GDU_HTTP_Response)
3222 handle_http (c, gdu->u.HTTP_Response);
3224 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3228 c->reconnect_ok = 0;
3233 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3238 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3239 ZOOM_connection_put_event (c, event);
3241 yaz_log (log_level, "do_write_ex len=%d", len_out);
3242 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3244 if (c->reconnect_ok)
3247 c->reconnect_ok = 0;
3248 yaz_log (log_level, "reconnect write");
3249 c->tasks->running = 0;
3250 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3251 return zoom_pending;
3253 if (c->state == STATE_CONNECTING)
3254 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3256 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3258 return zoom_complete;
3262 c->mask = ZOOM_SELECT_EXCEPT;
3263 if (c->cs->io_pending & CS_WANT_WRITE)
3264 c->mask += ZOOM_SELECT_WRITE;
3265 if (c->cs->io_pending & CS_WANT_READ)
3266 c->mask += ZOOM_SELECT_READ;
3267 yaz_log (log_level, "do_write_ex 1 mask=%d", c->mask);
3271 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3272 yaz_log (log_level, "do_write_ex 2 mask=%d", c->mask);
3274 return zoom_pending;
3277 static zoom_ret do_write(ZOOM_connection c)
3279 return do_write_ex (c, c->buf_out, c->len_out);
3283 ZOOM_API(const char *)
3284 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3286 return ZOOM_options_get (c->options, key);
3290 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3293 ZOOM_options_set (c->options, key, val);
3297 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3298 const char *val, int len)
3300 ZOOM_options_setl (c->options, key, val, len);
3303 ZOOM_API(const char *)
3304 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3306 return ZOOM_options_get (r->options, key);
3310 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3313 ZOOM_options_set (r->options, key, val);
3318 ZOOM_connection_errcode (ZOOM_connection c)
3320 return ZOOM_connection_error (c, 0, 0);
3323 ZOOM_API(const char *)
3324 ZOOM_connection_errmsg (ZOOM_connection c)
3327 ZOOM_connection_error (c, &msg, 0);
3331 ZOOM_API(const char *)
3332 ZOOM_connection_addinfo (ZOOM_connection c)
3334 const char *addinfo;
3335 ZOOM_connection_error (c, 0, &addinfo);
3339 ZOOM_API(const char *)
3340 ZOOM_diag_str (int error)
3344 case ZOOM_ERROR_NONE:
3346 case ZOOM_ERROR_CONNECT:
3347 return "Connect failed";
3348 case ZOOM_ERROR_MEMORY:
3349 return "Out of memory";
3350 case ZOOM_ERROR_ENCODE:
3351 return "Encoding failed";
3352 case ZOOM_ERROR_DECODE:
3353 return "Decoding failed";
3354 case ZOOM_ERROR_CONNECTION_LOST:
3355 return "Connection lost";
3356 case ZOOM_ERROR_INIT:
3357 return "Init rejected";
3358 case ZOOM_ERROR_INTERNAL:
3359 return "Internal failure";
3360 case ZOOM_ERROR_TIMEOUT:
3362 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3363 return "Unsupported protocol";
3364 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3365 return "Unsupported query type";
3366 case ZOOM_ERROR_INVALID_QUERY:
3367 return "Invalid query";
3369 return diagbib1_str (error);
3374 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3375 const char **addinfo, const char **diagset)
3377 int error = c->error;
3380 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3381 *cp = ZOOM_diag_str(error);
3382 else if (!strcmp(c->diagset, "HTTP"))
3383 *cp = z_HTTP_errmsg(c->error);
3384 else if (!strcmp(c->diagset, "Bib-1"))
3385 *cp = ZOOM_diag_str(error);
3386 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3387 *cp = yaz_diag_srw_str(c->error);
3389 *cp = "Unknown error and diagnostic set";
3392 *addinfo = c->addinfo ? c->addinfo : "";
3394 *diagset = c->diagset ? c->diagset : "";
3399 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3400 const char **addinfo)
3402 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3405 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3407 ZOOM_Event event = 0;
3408 int r = cs_look(c->cs);
3409 yaz_log (log_level, "ZOOM_connection_do_io c=%p mask=%d cs_look=%d",
3414 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3415 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3417 ZOOM_connection_put_event (c, event);
3419 else if (r == CS_CONNECT)
3422 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3424 ret = cs_rcvconnect (c->cs);
3425 yaz_log (log_level, "cs_rcvconnect returned %d", ret);
3428 c->mask = ZOOM_SELECT_EXCEPT;
3429 if (c->cs->io_pending & CS_WANT_WRITE)
3430 c->mask += ZOOM_SELECT_WRITE;
3431 if (c->cs->io_pending & CS_WANT_READ)
3432 c->mask += ZOOM_SELECT_READ;
3433 ZOOM_connection_put_event (c, event);
3437 ZOOM_connection_put_event (c, event);
3439 if (c->proto == PROTO_Z3950)
3440 ZOOM_connection_send_init(c);
3443 /* no init request for SRW .. */
3444 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3445 ZOOM_connection_remove_task (c);
3447 ZOOM_connection_exec_task (c);
3449 c->state = STATE_ESTABLISHED;
3453 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3455 ZOOM_connection_put_event (c, event);
3460 if (mask & ZOOM_SELECT_READ)
3462 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3469 ZOOM_connection_last_event(ZOOM_connection cs)
3472 return ZOOM_EVENT_NONE;
3473 return cs->last_event;
3477 ZOOM_event (int no, ZOOM_connection *cs)
3479 int timeout = 30; /* default timeout in seconds */
3480 int timeout_set = 0; /* whether it was overriden at all */
3482 struct pollfd pollfds[1024];
3483 ZOOM_connection poll_cs[1024];
3486 fd_set input, output, except;
3491 for (i = 0; i<no; i++)
3493 ZOOM_connection c = cs[i];
3495 if (c && (event = ZOOM_connection_get_event(c)))
3497 ZOOM_Event_destroy (event);
3501 for (i = 0; i<no; i++)
3503 ZOOM_connection c = cs[i];
3505 if (c && ZOOM_connection_exec_task (c))
3507 if ((event = ZOOM_connection_get_event(c)))
3509 ZOOM_Event_destroy (event);
3522 for (i = 0; i<no; i++)
3524 ZOOM_connection c = cs[i];
3530 fd = z3950_connection_socket(c);
3531 mask = z3950_connection_mask(c);
3538 /* -1 is used for indefinite timeout (no timeout), so -2 here. */
3539 this_timeout = ZOOM_options_get_int (c->options, "timeout", -2);
3540 if (this_timeout != -2)
3542 /* ensure the minimum timeout is used */
3544 timeout = this_timeout;
3545 else if (this_timeout != -1 && this_timeout < timeout)
3546 timeout = this_timeout;
3552 short poll_events = 0;
3554 if (mask & ZOOM_SELECT_READ)
3555 poll_events += POLLIN;
3556 if (mask & ZOOM_SELECT_WRITE)
3557 poll_events += POLLOUT;
3558 if (mask & ZOOM_SELECT_EXCEPT)
3559 poll_events += POLLERR;
3560 pollfds[nfds].fd = fd;
3561 pollfds[nfds].events = poll_events;
3562 pollfds[nfds].revents = 0;
3567 if (mask & ZOOM_SELECT_READ)
3569 FD_SET (fd, &input);
3572 if (mask & ZOOM_SELECT_WRITE)
3574 FD_SET (fd, &output);
3577 if (mask & ZOOM_SELECT_EXCEPT)
3579 FD_SET (fd, &except);
3588 r = poll (pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
3589 for (i = 0; i<nfds; i++)
3591 ZOOM_connection c = poll_cs[i];
3595 if (pollfds[i].revents & POLLIN)
3596 mask += ZOOM_SELECT_READ;
3597 if (pollfds[i].revents & POLLOUT)
3598 mask += ZOOM_SELECT_WRITE;
3599 if (pollfds[i].revents & POLLERR)
3600 mask += ZOOM_SELECT_EXCEPT;
3602 ZOOM_connection_do_io(c, mask);
3604 else if (r == 0 && c->mask)
3606 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3607 /* timeout and this connection was waiting */
3608 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3610 ZOOM_connection_put_event(c, event);
3614 tv.tv_sec = timeout;
3616 yaz_log (log_level, "select start");
3617 r = select (max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
3618 yaz_log (log_level, "select stop, returned r=%d", r);
3619 for (i = 0; i<no; i++)
3621 ZOOM_connection c = cs[i];
3626 fd = z3950_connection_socket(c);
3630 /* no timeout and real socket */
3631 if (FD_ISSET(fd, &input))
3632 mask += ZOOM_SELECT_READ;
3633 if (FD_ISSET(fd, &output))
3634 mask += ZOOM_SELECT_WRITE;
3635 if (FD_ISSET(fd, &except))
3636 mask += ZOOM_SELECT_EXCEPT;
3638 ZOOM_connection_do_io(c, mask);
3640 if (r == 0 && c->mask)
3642 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3643 /* timeout and this connection was waiting */
3644 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3646 yaz_log (log_level, "timeout");
3647 ZOOM_connection_put_event(c, event);
3651 for (i = 0; i<no; i++)
3653 ZOOM_connection c = cs[i];
3655 if (c && (event = ZOOM_connection_get_event(c)))
3657 ZOOM_Event_destroy (event);