2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.36 2005-01-16 21:40:51 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>
31 static int log_level = 0;
32 static int log_level_initialized = 0;
39 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c);
40 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out);
42 static ZOOM_Event ZOOM_Event_create (int kind)
44 ZOOM_Event event = (ZOOM_Event) xmalloc (sizeof(*event));
51 static void ZOOM_Event_destroy (ZOOM_Event event)
56 static void ZOOM_connection_put_event (ZOOM_connection c, ZOOM_Event event)
60 c->m_queue_back->prev = event;
61 assert (c->m_queue_front);
65 assert (!c->m_queue_front);
66 c->m_queue_front = event;
68 event->next = c->m_queue_back;
70 c->m_queue_back = event;
73 static ZOOM_Event ZOOM_connection_get_event(ZOOM_connection c)
75 ZOOM_Event event = c->m_queue_front;
78 c->last_event = ZOOM_EVENT_NONE;
81 assert (c->m_queue_back);
82 c->m_queue_front = event->prev;
85 assert (c->m_queue_back);
86 c->m_queue_front->next = 0;
90 c->last_event = event->kind;
95 static void set_dset_error (ZOOM_connection c, int error,
97 const char *addinfo, const char *addinfo2)
100 if (!log_level_initialized)
102 log_level = yaz_log_module_level("zoom");
103 log_level_initialized = 1;
109 if (!c->diagset || strcmp(dset, c->diagset))
112 c->diagset = xstrdup(dset);
113 /* remove integer part from SRW diagset .. */
114 if ((cp = strrchr(c->diagset, '/')))
117 if (addinfo && addinfo2)
119 c->addinfo = (char*) xmalloc(strlen(addinfo) + strlen(addinfo2) + 2);
120 strcpy(c->addinfo, addinfo);
121 strcat(c->addinfo, addinfo2);
124 c->addinfo = xstrdup(addinfo);
126 yaz_log(log_level, "Error %s %s:%d %s %s",
127 c->host_port ? c->host_port : "<>", dset, error,
128 addinfo ? addinfo : "",
129 addinfo2 ? addinfo2 : "");
133 static void set_HTTP_error (ZOOM_connection c, int error,
134 const char *addinfo, const char *addinfo2)
136 set_dset_error(c, error, "HTTP", addinfo, addinfo2);
140 static void set_ZOOM_error (ZOOM_connection c, int error,
143 set_dset_error(c, error, "ZOOM", addinfo, 0);
146 static void clear_error (ZOOM_connection c)
151 case ZOOM_ERROR_CONNECT:
152 case ZOOM_ERROR_MEMORY:
153 case ZOOM_ERROR_DECODE:
154 case ZOOM_ERROR_CONNECTION_LOST:
155 case ZOOM_ERROR_INIT:
156 case ZOOM_ERROR_INTERNAL:
157 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
160 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
164 ZOOM_task ZOOM_connection_add_task (ZOOM_connection c, int which)
166 ZOOM_task *taskp = &c->tasks;
168 taskp = &(*taskp)->next;
169 *taskp = (ZOOM_task) xmalloc (sizeof(**taskp));
170 (*taskp)->running = 0;
171 (*taskp)->which = which;
177 ZOOM_task ZOOM_connection_insert_task (ZOOM_connection c, int which)
179 ZOOM_task task = (ZOOM_task) xmalloc (sizeof(*task));
181 task->next = c->tasks;
190 void ZOOM_connection_remove_task (ZOOM_connection c)
192 ZOOM_task task = c->tasks;
196 c->tasks = task->next;
199 case ZOOM_TASK_SEARCH:
200 ZOOM_resultset_destroy (task->u.search.resultset);
202 case ZOOM_TASK_RETRIEVE:
203 ZOOM_resultset_destroy (task->u.retrieve.resultset);
205 case ZOOM_TASK_CONNECT:
208 ZOOM_scanset_destroy (task->u.scan.scan);
210 case ZOOM_TASK_PACKAGE:
211 ZOOM_package_destroy (task->u.package);
214 ZOOM_resultset_destroy (task->u.sort.resultset);
215 ZOOM_query_destroy(task->u.sort.q);
224 static int ZOOM_connection_exec_task (ZOOM_connection c);
226 void ZOOM_connection_remove_tasks (ZOOM_connection c)
229 ZOOM_connection_remove_task(c);
232 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos);
234 ZOOM_API(ZOOM_connection)
235 ZOOM_connection_create (ZOOM_options options)
237 ZOOM_connection c = (ZOOM_connection) xmalloc (sizeof(*c));
239 if (!log_level_initialized)
241 log_level = yaz_log_module_level("zoom");
242 log_level_initialized = 1;
245 c->proto = PROTO_Z3950;
249 c->state = STATE_IDLE;
252 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
259 c->options = ZOOM_options_create_with_parent(options);
265 c->charset = c->lang = 0;
272 c->odr_in = odr_createmem (ODR_DECODE);
273 c->odr_out = odr_createmem (ODR_ENCODE);
276 c->support_named_resultsets = 0;
277 c->last_event = ZOOM_EVENT_NONE;
279 c->m_queue_front = 0;
284 /* set database names. Take local databases (if set); otherwise
285 take databases given in ZURL (if set); otherwise use Default */
286 static char **set_DatabaseNames (ZOOM_connection con, ZOOM_options options,
289 char **databaseNames;
292 const char *cp = ZOOM_options_get (options, "databaseName");
296 if (strncmp (con->host_port, "unix:", 5) == 0)
297 cp = strchr (con->host_port+5, ':');
299 cp = strchr (con->host_port, '/');
306 while ((c = strchr(c, '+')))
314 databaseNames = (char**)
315 odr_malloc (con->odr_out, no * sizeof(*databaseNames));
319 c = strchr (cp, '+');
327 /* cp ptr to first char of db name, c is char
329 databaseNames[no] = (char*) odr_malloc (con->odr_out, 1+c-cp);
330 memcpy (databaseNames[no], cp, c-cp);
331 databaseNames[no++][c-cp] = '\0';
336 databaseNames[no] = NULL;
338 return databaseNames;
341 ZOOM_API(ZOOM_connection)
342 ZOOM_connection_new (const char *host, int portnum)
344 ZOOM_connection c = ZOOM_connection_create (0);
346 ZOOM_connection_connect (c, host, portnum);
351 ZOOM_connection_connect(ZOOM_connection c,
352 const char *host, int portnum)
357 if (!log_level_initialized)
359 log_level = yaz_log_module_level("zoom");
360 log_level_initialized = 1;
365 yaz_log (log_level, "reconnect");
369 yaz_log(log_level, "connect");
371 val = ZOOM_options_get (c->options, "proxy");
373 c->proxy = xstrdup (val);
378 val = ZOOM_options_get (c->options, "charset");
380 c->charset = xstrdup (val);
385 val = ZOOM_options_get (c->options, "lang");
387 c->lang = xstrdup (val);
391 xfree (c->host_port);
395 sprintf (hostn, "%.80s:%d", host, portnum);
396 c->host_port = xstrdup(hostn);
399 c->host_port = xstrdup(host);
401 ZOOM_options_set(c->options, "host", c->host_port);
403 val = ZOOM_options_get (c->options, "cookie");
405 c->cookie_out = xstrdup (val);
407 val = ZOOM_options_get (c->options, "clientIP");
409 c->client_IP = xstrdup (val);
411 c->async = ZOOM_options_get_bool (c->options, "async", 0);
413 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
415 task = ZOOM_connection_add_task (c, ZOOM_TASK_CONNECT);
419 while (ZOOM_event (1, &c))
425 ZOOM_query_create(void)
427 ZOOM_query s = (ZOOM_query) xmalloc (sizeof(*s));
432 s->odr = odr_createmem (ODR_ENCODE);
439 ZOOM_query_destroy(ZOOM_query s)
445 yaz_log (log_level, "ZOOM_query_destroy count=%d", s->refcount);
446 if (s->refcount == 0)
448 odr_destroy (s->odr);
454 ZOOM_query_prefix(ZOOM_query s, const char *str)
456 s->query_string = odr_strdup(s->odr, str);
457 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
458 s->z_query->which = Z_Query_type_1;
459 s->z_query->u.type_1 = p_query_rpn(s->odr, PROTO_Z3950, str);
460 if (!s->z_query->u.type_1)
469 ZOOM_query_cql(ZOOM_query s, const char *str)
473 s->query_string = odr_strdup(s->odr, str);
475 ext = (Z_External *) odr_malloc(s->odr, sizeof(*ext));
476 ext->direct_reference = odr_getoidbystr(s->odr, "1.2.840.10003.16.2");
477 ext->indirect_reference = 0;
479 ext->which = Z_External_CQL;
480 ext->u.cql = s->query_string;
482 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
483 s->z_query->which = Z_Query_type_104;
484 s->z_query->u.type_104 = ext;
490 ZOOM_query_sortby(ZOOM_query s, const char *criteria)
492 s->sort_spec = yaz_sort_spec (s->odr, criteria);
498 static zoom_ret do_write(ZOOM_connection c);
501 ZOOM_connection_destroy(ZOOM_connection c)
508 for (r = c->resultsets; r; r = r->next)
514 odr_destroy (c->odr_in);
515 odr_destroy (c->odr_out);
516 ZOOM_options_destroy (c->options);
517 ZOOM_connection_remove_tasks (c);
518 xfree (c->host_port);
523 xfree (c->cookie_out);
524 xfree (c->cookie_in);
525 xfree (c->client_IP);
529 void ZOOM_resultset_addref (ZOOM_resultset r)
534 yaz_log (log_level, "ZOOM_resultset_addref r=%p count=%d",
539 ZOOM_resultset ZOOM_resultset_create ()
541 ZOOM_resultset r = (ZOOM_resultset) xmalloc (sizeof(*r));
543 if (!log_level_initialized)
545 log_level = yaz_log_module_level("zoom");
546 log_level_initialized = 1;
549 yaz_log (log_level, "ZOOM_resultset_create r = %p", r);
552 r->odr = odr_createmem (ODR_ENCODE);
567 ZOOM_API(ZOOM_resultset)
568 ZOOM_connection_search_pqf(ZOOM_connection c, const char *q)
571 ZOOM_query s = ZOOM_query_create();
573 ZOOM_query_prefix (s, q);
575 r = ZOOM_connection_search (c, s);
576 ZOOM_query_destroy (s);
580 ZOOM_API(ZOOM_resultset)
581 ZOOM_connection_search(ZOOM_connection c, ZOOM_query q)
583 ZOOM_resultset r = ZOOM_resultset_create ();
587 r->r_sort_spec = q->sort_spec;
590 r->options = ZOOM_options_create_with_parent(c->options);
592 r->start = ZOOM_options_get_int(r->options, "start", 0);
593 r->count = ZOOM_options_get_int(r->options, "count", 0);
595 /* If "presentChunk" is defined use that; otherwise "step" */
596 const char *cp = ZOOM_options_get (r->options, "presentChunk");
597 r->step = ZOOM_options_get_int(r->options,
598 (cp != 0 ? "presentChunk": "step"), 0);
600 r->piggyback = ZOOM_options_get_bool (r->options, "piggyback", 1);
601 cp = ZOOM_options_get (r->options, "setname");
603 r->setname = xstrdup(cp);
604 cp = ZOOM_options_get (r->options, "schema");
606 r->schema = xstrdup(cp);
610 r->next = c->resultsets;
613 if (c->host_port && c->proto == PROTO_HTTP)
617 yaz_log(log_level, "NO COMSTACK");
618 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
622 yaz_log(log_level, "PREPARE FOR RECONNECT");
627 task = ZOOM_connection_add_task (c, ZOOM_TASK_SEARCH);
628 task->u.search.resultset = r;
629 ZOOM_resultset_addref (r);
635 while (ZOOM_event (1, &c))
642 ZOOM_resultset_sort(ZOOM_resultset r,
643 const char *sort_type, const char *sort_spec)
645 ZOOM_connection c = r->connection;
651 if (c->host_port && c->proto == PROTO_HTTP)
655 yaz_log(log_level, "NO COMSTACK");
656 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
660 yaz_log(log_level, "PREPARE FOR RECONNECT");
665 ZOOM_resultset_cache_reset(r);
666 task = ZOOM_connection_add_task (c, ZOOM_TASK_SORT);
667 task->u.sort.resultset = r;
668 task->u.sort.q = ZOOM_query_create();
669 ZOOM_query_sortby(task->u.sort.q, sort_spec);
671 ZOOM_resultset_addref (r);
675 while (ZOOM_event (1, &c))
681 ZOOM_resultset_cache_reset(ZOOM_resultset r)
683 ZOOM_record_cache rc;
685 for (rc = r->record_cache; rc; rc = rc->next)
687 if (rc->rec.wrbuf_marc)
688 wrbuf_free (rc->rec.wrbuf_marc, 1);
689 if (rc->rec.wrbuf_iconv)
690 wrbuf_free (rc->rec.wrbuf_iconv, 1);
691 if (rc->rec.wrbuf_opac)
692 wrbuf_free (rc->rec.wrbuf_opac, 1);
698 ZOOM_resultset_destroy(ZOOM_resultset r)
703 yaz_log (log_level, "ZOOM_resultset_destroy r = %p count=%d",
705 if (r->refcount == 0)
707 ZOOM_resultset_cache_reset(r);
711 /* remove ourselves from the resultsets in connection */
712 ZOOM_resultset *rp = &r->connection->resultsets;
715 assert (*rp); /* we must be in this list!! */
717 { /* OK, we're here - take us out of it */
724 ZOOM_query_destroy (r->query);
725 ZOOM_options_destroy (r->options);
726 odr_destroy (r->odr);
734 ZOOM_resultset_size (ZOOM_resultset r)
739 static void do_close (ZOOM_connection c)
745 c->state = STATE_IDLE;
748 static void ZOOM_resultset_retrieve (ZOOM_resultset r,
749 int force_sync, int start, int count)
761 if (c->host_port && c->proto == PROTO_HTTP)
765 yaz_log(log_level, "NO COMSTACK");
766 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
770 yaz_log(log_level, "PREPARE FOR RECONNECT");
774 task = ZOOM_connection_add_task (c, ZOOM_TASK_RETRIEVE);
775 task->u.retrieve.resultset = r;
776 task->u.retrieve.start = start;
777 task->u.retrieve.count = count;
779 cp = ZOOM_options_get (r->options, "schema");
782 if (!r->schema || strcmp(r->schema, cp))
785 r->schema = xstrdup(cp);
789 ZOOM_resultset_addref (r);
791 if (!r->connection->async || force_sync)
792 while (r->connection && ZOOM_event (1, &r->connection))
797 ZOOM_resultset_records (ZOOM_resultset r, ZOOM_record *recs,
798 size_t start, size_t count)
800 int force_present = 0;
806 ZOOM_resultset_retrieve (r, force_present, start, count);
810 for (i = 0; i< count; i++)
811 recs[i] = ZOOM_resultset_record_immediate (r, i+start);
815 static void get_cert(ZOOM_connection c)
820 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
822 ZOOM_connection_option_setl(c, "sslPeerCert",
828 static zoom_ret do_connect (ZOOM_connection c)
831 const char *effective_host;
832 if (!log_level_initialized)
834 log_level = yaz_log_module_level("zoom");
835 log_level_initialized = 1;
840 effective_host = c->proxy;
842 effective_host = c->host_port;
844 yaz_log (log_level, "do_connect host=%s", effective_host);
848 c->cs = cs_create_host (effective_host, 0, &add);
850 if (c->cs && c->cs->protocol == PROTO_HTTP)
853 const char *path = 0;
855 c->proto = PROTO_HTTP;
856 cs_get_host_args(c->host_port, &path);
858 c->path = (char*) xmalloc(strlen(path)+2);
860 strcpy (c->path+1, path);
862 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
864 return zoom_complete;
869 int ret = cs_connect (c->cs, add);
872 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
873 ZOOM_connection_put_event(c, event);
875 if (c->proto == PROTO_Z3950)
876 ZOOM_connection_send_init(c);
879 /* no init request for SRW .. */
880 assert (c->tasks->which == ZOOM_TASK_CONNECT);
881 ZOOM_connection_remove_task (c);
883 ZOOM_connection_exec_task (c);
885 c->state = STATE_ESTABLISHED;
890 c->state = STATE_CONNECTING;
891 c->mask = ZOOM_SELECT_EXCEPT;
892 if (c->cs->io_pending & CS_WANT_WRITE)
893 c->mask += ZOOM_SELECT_WRITE;
894 if (c->cs->io_pending & CS_WANT_READ)
895 c->mask += ZOOM_SELECT_READ;
899 c->state = STATE_IDLE;
900 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, effective_host);
901 return zoom_complete;
904 int z3950_connection_socket(ZOOM_connection c)
907 return cs_fileno(c->cs);
911 int z3950_connection_mask(ZOOM_connection c)
918 static void otherInfo_attach (ZOOM_connection c, Z_APDU *a, ODR out)
921 for (i = 0; i<200; i++)
924 Z_OtherInformation **oi;
930 sprintf (buf, "otherInfo%d", i);
931 val = ZOOM_options_get (c->options, buf);
934 cp = strchr (val, ':');
938 if (len >= sizeof(buf))
940 memcpy (buf, val, len);
942 oidval = oid_getvalbyname (buf);
943 if (oidval == VAL_NONE)
947 yaz_oi_set_string_oidval(oi, out, oidval, 1, cp+1);
951 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
956 Z_OtherInformation **oi;
958 yaz_oi_set_string_oidval(oi, out, VAL_COOKIE, 1, c->cookie_out);
962 Z_OtherInformation **oi;
964 yaz_oi_set_string_oidval(oi, out, VAL_CLIENT_IP, 1, c->client_IP);
966 otherInfo_attach (c, a, out);
967 if (!z_APDU(out, &a, 0, 0))
969 FILE *outf = fopen("/tmp/apdu.txt", "a");
972 ODR odr_pr = odr_createmem(ODR_PRINT);
973 fprintf (outf, "a=%p\n", a);
974 odr_setprint(odr_pr, outf);
975 z_APDU(odr_pr, &a, 0, 0);
978 yaz_log (log_level, "encoding failed");
979 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
987 static zoom_ret send_APDU (ZOOM_connection c, Z_APDU *a)
991 if (encode_APDU(c, a, c->odr_out))
992 return zoom_complete;
993 yaz_log(log_level, "send APDU type=%d", a->which);
994 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
995 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
996 ZOOM_connection_put_event (c, event);
997 odr_reset(c->odr_out);
1001 /* returns 1 if PDU was sent OK (still pending )
1002 0 if PDU was not sent OK (nothing to wait for)
1005 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c)
1007 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
1008 Z_InitRequest *ireq = apdu->u.initRequest;
1009 Z_IdAuthentication *auth = (Z_IdAuthentication *)
1010 odr_malloc(c->odr_out, sizeof(*auth));
1011 const char *auth_groupId = ZOOM_options_get (c->options, "group");
1012 const char *auth_userId = ZOOM_options_get (c->options, "user");
1013 const char *auth_password = ZOOM_options_get (c->options, "password");
1016 /* support the pass for backwards compatibility */
1018 auth_password = ZOOM_options_get (c->options, "pass");
1020 ODR_MASK_SET(ireq->options, Z_Options_search);
1021 ODR_MASK_SET(ireq->options, Z_Options_present);
1022 ODR_MASK_SET(ireq->options, Z_Options_scan);
1023 ODR_MASK_SET(ireq->options, Z_Options_sort);
1024 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1025 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1027 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1028 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1029 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1031 /* Index Data's Z39.50 Implementor Id is 81 */
1032 ireq->implementationId = odr_prepend(c->odr_out,
1033 ZOOM_options_get(c->options, "implementationId"),
1034 odr_prepend(c->odr_out, "81", ireq->implementationId));
1036 ireq->implementationName = odr_prepend(c->odr_out,
1037 ZOOM_options_get(c->options, "implementationName"),
1038 odr_prepend(c->odr_out, "ZOOM-C", ireq->implementationName));
1040 version = odr_strdup(c->odr_out, "$Revision: 1.36 $");
1041 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1042 version[strlen(version)-2] = '\0';
1043 ireq->implementationVersion = odr_prepend(c->odr_out,
1044 ZOOM_options_get(c->options, "implementationVersion"),
1045 odr_prepend(c->odr_out, &version[11], ireq->implementationVersion));
1047 *ireq->maximumRecordSize =
1048 ZOOM_options_get_int (c->options, "maximumRecordSize", 1024*1024);
1049 *ireq->preferredMessageSize =
1050 ZOOM_options_get_int (c->options, "preferredMessageSize", 1024*1024);
1052 if (auth_groupId || auth_password)
1054 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1057 if (auth_groupId && *auth_groupId)
1059 pass->groupId = (char *)
1060 odr_malloc(c->odr_out, strlen(auth_groupId)+1);
1061 strcpy(pass->groupId, auth_groupId);
1065 if (auth_userId && *auth_userId)
1067 pass->userId = (char *)
1068 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1069 strcpy(pass->userId, auth_userId);
1073 if (auth_password && *auth_password)
1075 pass->password = (char *)
1076 odr_malloc(c->odr_out, strlen(auth_password)+1);
1077 strcpy(pass->password, auth_password);
1082 auth->which = Z_IdAuthentication_idPass;
1083 auth->u.idPass = pass;
1084 ireq->idAuthentication = auth;
1087 else if (auth_userId)
1089 auth->which = Z_IdAuthentication_open;
1090 auth->u.open = (char *)
1091 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1092 strcpy(auth->u.open, auth_userId);
1093 ireq->idAuthentication = auth;
1096 yaz_oi_set_string_oidval(&ireq->otherInfo, c->odr_out,
1097 VAL_PROXY, 1, c->host_port);
1098 if (c->charset||c->lang)
1100 Z_OtherInformation **oi;
1101 Z_OtherInformationUnit *oi_unit;
1103 yaz_oi_APDU(apdu, &oi);
1105 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1107 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1109 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1110 oi_unit->information.externallyDefinedInfo =
1111 yaz_set_proposal_charneg
1113 (const char **)&c->charset, (c->charset) ? 1:0,
1114 (const char **)&c->lang, (c->lang) ? 1:0, 1);
1118 return send_APDU (c, apdu);
1122 static zoom_ret send_srw (ZOOM_connection c, Z_SRW_PDU *sr)
1125 Z_SOAP_Handler h[2] = {
1126 {"http://www.loc.gov/zing/srw/", 0, (Z_SOAP_fun) yaz_srw_codec},
1129 ODR o = odr_createmem(ODR_ENCODE);
1131 Z_SOAP *p = (Z_SOAP*) odr_malloc(o, sizeof(*p));
1135 gdu = z_get_HTTP_Request(c->odr_out);
1136 gdu->u.HTTP_Request->path = c->path;
1140 const char *cp0 = strstr(c->host_port, "://");
1141 const char *cp1 = 0;
1147 cp1 = strchr(cp0, '/');
1149 cp1 = cp0+strlen(cp0);
1153 char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
1154 memcpy (h, cp0, cp1 - cp0);
1156 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1161 strcpy(ctype, "text/xml");
1162 if (c->charset && strlen(c->charset) < 20)
1164 strcat(ctype, "; charset=");
1165 strcat(ctype, c->charset);
1167 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1168 "Content-Type", ctype);
1169 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1170 "SOAPAction", "\"\"");
1171 p->which = Z_SOAP_generic;
1172 p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
1173 p->u.generic->no = 0;
1174 p->u.generic->ns = 0;
1175 p->u.generic->p = sr;
1176 p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
1178 ret = z_soap_codec_enc(o, &p,
1179 &gdu->u.HTTP_Request->content_buf,
1180 &gdu->u.HTTP_Request->content_len, h,
1183 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1184 return zoom_complete;
1185 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1189 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1190 ZOOM_connection_put_event (c, event);
1191 odr_reset(c->odr_out);
1192 return do_write (c);
1197 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1200 ZOOM_resultset resultset = 0;
1202 const char *recordPacking = 0;
1204 if (c->error) /* don't continue on error */
1205 return zoom_complete;
1207 if (c->tasks->which == ZOOM_TASK_SEARCH)
1209 resultset = c->tasks->u.search.resultset;
1210 resultset->setname = xstrdup ("default");
1211 ZOOM_options_set (resultset->options, "setname", resultset->setname);
1213 else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
1215 resultset = c->tasks->u.retrieve.resultset;
1217 resultset->start = c->tasks->u.retrieve.start;
1218 resultset->count = c->tasks->u.retrieve.count;
1220 if (resultset->start >= resultset->size)
1221 return zoom_complete;
1222 if (resultset->start + resultset->count > resultset->size)
1223 resultset->count = resultset->size - resultset->start;
1225 for (i = 0; i<resultset->count; i++)
1228 record_cache_lookup (resultset, i + resultset->start);
1232 if (i == resultset->count)
1233 return zoom_complete;
1235 assert(resultset->query);
1237 sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
1239 if (resultset->query->z_query->which == Z_Query_type_104
1240 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1243 sr->u.request->query_type = Z_SRW_query_type_cql;
1244 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1246 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1247 resultset->query->z_query->u.type_1)
1249 sr->u.request->query_type = Z_SRW_query_type_pqf;
1250 sr->u.request->query.pqf = resultset->query->query_string;
1254 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1255 return zoom_complete;
1257 sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
1258 sr->u.request->maximumRecords = odr_intdup (
1259 c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
1260 sr->u.request->recordSchema = resultset->schema;
1262 recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
1265 sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
1267 return send_srw(c, sr);
1270 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1272 return zoom_complete;
1276 static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
1279 int lslb, ssub, mspn;
1281 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1282 Z_SearchRequest *search_req = apdu->u.searchRequest;
1283 const char *elementSetName;
1284 const char *smallSetElementSetName;
1285 const char *mediumSetElementSetName;
1288 assert (c->tasks->which == ZOOM_TASK_SEARCH);
1290 r = c->tasks->u.search.resultset;
1293 ZOOM_options_get (r->options, "elementSetName");
1294 smallSetElementSetName =
1295 ZOOM_options_get (r->options, "smallSetElementSetName");
1296 mediumSetElementSetName =
1297 ZOOM_options_get (r->options, "mediumSetElementSetName");
1299 if (!smallSetElementSetName)
1300 smallSetElementSetName = elementSetName;
1302 if (!mediumSetElementSetName)
1303 mediumSetElementSetName = elementSetName;
1308 /* prepare query for the search request */
1309 search_req->query = r->query->z_query;
1310 if (!search_req->query)
1312 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1313 return zoom_complete;
1316 search_req->databaseNames =
1317 set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
1319 /* get syntax (no need to provide unless piggyback is in effect) */
1320 syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
1322 lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
1323 ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
1324 mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
1325 if (lslb != -1 && ssub != -1 && mspn != -1)
1327 /* So're a Z39.50 expert? Let's hope you don't do sort */
1328 *search_req->largeSetLowerBound = lslb;
1329 *search_req->smallSetUpperBound = ssub;
1330 *search_req->mediumSetPresentNumber = mspn;
1332 else if (r->start == 0 && r->count > 0
1333 && r->piggyback && !r->r_sort_spec && !r->schema)
1335 /* Regular piggyback - do it unless we're going to do sort */
1336 *search_req->largeSetLowerBound = 2000000000;
1337 *search_req->smallSetUpperBound = 1;
1338 *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
1342 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1343 smallSetElementSetName = 0;
1344 mediumSetElementSetName = 0;
1347 if (smallSetElementSetName && *smallSetElementSetName)
1349 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1350 odr_malloc (c->odr_out, sizeof(*esn));
1352 esn->which = Z_ElementSetNames_generic;
1353 esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
1354 search_req->smallSetElementSetNames = esn;
1356 if (mediumSetElementSetName && *mediumSetElementSetName)
1358 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1359 odr_malloc (c->odr_out, sizeof(*esn));
1361 esn->which = Z_ElementSetNames_generic;
1362 esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
1363 search_req->mediumSetElementSetNames = esn;
1366 search_req->preferredRecordSyntax =
1367 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
1371 if (c->support_named_resultsets)
1375 /* find the lowest unused ordinal so that we re-use
1376 result sets on the server. */
1377 for (ord = 1; ; ord++)
1380 sprintf (setname, "%d", ord);
1381 for (rp = c->resultsets; rp; rp = rp->next)
1382 if (rp->setname && !strcmp (rp->setname, setname))
1387 r->setname = xstrdup (setname);
1388 yaz_log (log_level, "allocating set %s", r->setname);
1391 r->setname = xstrdup ("default");
1392 ZOOM_options_set (r->options, "setname", r->setname);
1394 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1395 /* send search request */
1396 return send_APDU (c, apdu);
1399 static void response_diag (ZOOM_connection c, Z_DiagRec *p)
1402 Z_DefaultDiagFormat *r;
1407 if (p->which != Z_DiagRec_defaultFormat)
1409 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1412 r = p->u.defaultFormat;
1415 case Z_DefaultDiagFormat_v2Addinfo:
1416 addinfo = r->u.v2Addinfo;
1418 case Z_DefaultDiagFormat_v3Addinfo:
1419 addinfo = r->u.v3Addinfo;
1422 set_dset_error(c, *r->condition,
1423 yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
1427 ZOOM_API(ZOOM_record)
1428 ZOOM_record_clone (ZOOM_record srec)
1435 odr_enc = odr_createmem(ODR_ENCODE);
1436 if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
1438 buf = odr_getbuf (odr_enc, &size, 0);
1440 nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
1441 nrec->odr = odr_createmem(ODR_DECODE);
1442 nrec->wrbuf_marc = 0;
1443 nrec->wrbuf_iconv = 0;
1444 nrec->wrbuf_opac = 0;
1445 odr_setbuf (nrec->odr, buf, size, 0);
1446 z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
1448 odr_destroy (odr_enc);
1452 ZOOM_API(ZOOM_record)
1453 ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
1455 return record_cache_lookup (s, pos);
1458 ZOOM_API(ZOOM_record)
1459 ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
1461 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1465 ZOOM_resultset_retrieve (r, 1, pos, 1);
1466 rec = ZOOM_resultset_record_immediate (r, pos);
1472 ZOOM_record_destroy (ZOOM_record rec)
1476 if (rec->wrbuf_marc)
1477 wrbuf_free (rec->wrbuf_marc, 1);
1478 if (rec->wrbuf_iconv)
1479 wrbuf_free (rec->wrbuf_iconv, 1);
1480 if (rec->wrbuf_opac)
1481 wrbuf_free (rec->wrbuf_opac, 1);
1482 odr_destroy (rec->odr);
1486 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1488 const char *buf, int sz,
1489 const char *record_charset)
1494 yaz_marc_t mt = yaz_marc_create();
1497 strcpy(to, "UTF-8");
1498 if (record_charset && *record_charset)
1500 /* Use "from,to" or just "from" */
1501 const char *cp =strchr(record_charset, ',');
1502 int clen = strlen(record_charset);
1505 strncpy( to, cp+1, sizeof(to)-1);
1506 to[sizeof(to)-1] = '\0';
1507 clen = cp - record_charset;
1509 if (clen > sizeof(from)-1)
1510 clen = sizeof(from)-1;
1513 strncpy(from, record_charset, clen);
1519 cd = yaz_iconv_open(to, from);
1520 yaz_marc_iconv(mt, cd);
1523 yaz_marc_xml(mt, marc_type);
1524 if (!rec->wrbuf_marc)
1525 rec->wrbuf_marc = wrbuf_alloc();
1526 wrbuf_rewind (rec->wrbuf_marc);
1527 if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
1529 yaz_marc_destroy(mt);
1531 yaz_iconv_close(cd);
1533 *len = wrbuf_len(rec->wrbuf_marc);
1534 return wrbuf_buf(rec->wrbuf_marc);
1536 yaz_marc_destroy(mt);
1538 yaz_iconv_close(cd);
1542 static const char *record_iconv_return(ZOOM_record rec, int *len,
1543 const char *buf, int sz,
1544 const char *record_charset)
1551 strcpy(to, "UTF-8");
1552 if (record_charset && *record_charset)
1554 /* Use "from,to" or just "from" */
1555 const char *cp =strchr(record_charset, ',');
1556 int clen = strlen(record_charset);
1559 strncpy( to, cp+1, sizeof(to)-1);
1560 to[sizeof(to)-1] = '\0';
1561 clen = cp - record_charset;
1563 if (clen > sizeof(from)-1)
1564 clen = sizeof(from)-1;
1567 strncpy(from, record_charset, clen);
1571 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1574 size_t inbytesleft = sz;
1575 const char *inp = buf;
1577 if (!rec->wrbuf_iconv)
1578 rec->wrbuf_iconv = wrbuf_alloc();
1580 wrbuf_rewind(rec->wrbuf_iconv);
1584 size_t outbytesleft = sizeof(outbuf);
1585 char *outp = outbuf;
1586 size_t r = yaz_iconv (cd, (char**) &inp,
1588 &outp, &outbytesleft);
1589 if (r == (size_t) (-1))
1591 int e = yaz_iconv_error(cd);
1592 if (e != YAZ_ICONV_E2BIG)
1595 wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
1597 wrbuf_puts(rec->wrbuf_iconv, "");
1598 buf = wrbuf_buf(rec->wrbuf_iconv);
1599 sz = wrbuf_len(rec->wrbuf_iconv);
1600 yaz_iconv_close(cd);
1607 ZOOM_API(const char *)
1608 ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
1615 Z_NamePlusRecord *npr;
1618 *len = 0; /* default return */
1627 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1629 if (cp[i] == ';' || cp[i] == ' ')
1635 while (type_spec[i] == ';')
1638 while (type_spec[i] == ' ')
1640 if (!strncmp(type_spec+i, "charset=", 8))
1643 i = i + 8; /* skip charset= */
1644 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
1646 if (type_spec[i] == ';' || type_spec[i] == ' ')
1652 else if (!strncmp(type_spec+i, "xpath=", 6))
1656 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
1660 while (type_spec[i] == ' ')
1663 if (!strcmp (type, "database"))
1666 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
1667 return npr->databaseName;
1669 else if (!strcmp (type, "syntax"))
1671 const char *desc = 0;
1672 if (npr->which == Z_NamePlusRecord_databaseRecord)
1674 Z_External *r = (Z_External *) npr->u.databaseRecord;
1675 oident *ent = oid_getentbyoid(r->direct_reference);
1682 *len = strlen(desc);
1685 if (npr->which != Z_NamePlusRecord_databaseRecord)
1688 /* from now on - we have a database record .. */
1689 if (!strcmp (type, "render"))
1691 Z_External *r = (Z_External *) npr->u.databaseRecord;
1692 oident *ent = oid_getentbyoid(r->direct_reference);
1694 /* render bibliographic record .. */
1695 if (r->which == Z_External_OPAC)
1697 r = r->u.opac->bibliographicRecord;
1700 ent = oid_getentbyoid(r->direct_reference);
1702 if (r->which == Z_External_sutrs)
1703 return record_iconv_return(rec, len,
1704 (char*) r->u.sutrs->buf,
1707 else if (r->which == Z_External_octet)
1709 const char *ret_buf;
1717 case VAL_APPLICATION_XML:
1720 ret_buf = marc_iconv_return(
1721 rec, YAZ_MARC_LINE, len,
1722 (const char *) r->u.octet_aligned->buf,
1723 r->u.octet_aligned->len,
1728 return record_iconv_return(rec, len,
1729 (const char *) r->u.octet_aligned->buf,
1730 r->u.octet_aligned->len,
1733 else if (r->which == Z_External_grs1)
1735 if (!rec->wrbuf_marc)
1736 rec->wrbuf_marc = wrbuf_alloc();
1737 wrbuf_rewind (rec->wrbuf_marc);
1738 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
1739 return record_iconv_return(rec, len,
1740 wrbuf_buf(rec->wrbuf_marc),
1741 wrbuf_len(rec->wrbuf_marc),
1746 else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
1748 Z_External *r = (Z_External *) npr->u.databaseRecord;
1749 oident *ent = oid_getentbyoid(r->direct_reference);
1751 /* render bibliographic record .. */
1752 if (r->which == Z_External_OPAC)
1754 r = r->u.opac->bibliographicRecord;
1757 ent = oid_getentbyoid(r->direct_reference);
1760 if (r->which == Z_External_sutrs)
1761 return record_iconv_return(rec, len,
1762 (const char *) r->u.sutrs->buf,
1765 else if (r->which == Z_External_octet)
1767 const char *ret_buf;
1768 int marc_decode_type = YAZ_MARC_MARCXML;
1770 if (!strcmp(type, "oai"))
1771 marc_decode_type = YAZ_MARC_OAIMARC;
1779 case VAL_APPLICATION_XML:
1782 ret_buf = marc_iconv_return(
1783 rec, marc_decode_type, len,
1784 (const char *) r->u.octet_aligned->buf,
1785 r->u.octet_aligned->len,
1790 return record_iconv_return(rec, len,
1791 (const char *) r->u.octet_aligned->buf,
1792 r->u.octet_aligned->len,
1795 else if (r->which == Z_External_grs1)
1802 else if (!strcmp (type, "raw"))
1804 Z_External *r = (Z_External *) npr->u.databaseRecord;
1806 if (r->which == Z_External_sutrs)
1808 if (len) *len = r->u.sutrs->len;
1809 return (const char *) r->u.sutrs->buf;
1811 else if (r->which == Z_External_octet)
1813 if (len) *len = r->u.octet_aligned->len;
1814 return (const char *) r->u.octet_aligned->buf;
1816 else /* grs-1, explain, OPAC, ... */
1819 return (const char *) npr->u.databaseRecord;
1823 else if (!strcmp (type, "ext"))
1826 return (const char *) npr->u.databaseRecord;
1828 else if (!strcmp (type, "opac"))
1831 Z_External *r = (Z_External *) npr->u.databaseRecord;
1832 if (r->which == Z_External_OPAC)
1834 if (!rec->wrbuf_opac)
1835 rec->wrbuf_opac = wrbuf_alloc();
1836 wrbuf_rewind (rec->wrbuf_opac);
1837 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
1838 return record_iconv_return(rec, len,
1839 wrbuf_buf(rec->wrbuf_opac),
1840 wrbuf_len(rec->wrbuf_opac),
1847 static int strcmp_null(const char *v1, const char *v2)
1853 return strcmp(v1, v2);
1856 static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
1859 ZOOM_record_cache rc;
1860 const char *elementSetName =
1861 ZOOM_resultset_option_get (r, "elementSetName");
1862 const char *syntax =
1863 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1865 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1866 ZOOM_connection_put_event(r->connection, event);
1868 for (rc = r->record_cache; rc; rc = rc->next)
1872 if (strcmp_null(r->schema, rc->schema))
1874 if (strcmp_null(elementSetName,rc->elementSetName))
1876 if (strcmp_null(syntax, rc->syntax))
1878 /* not destroying rc->npr (it's handled by nmem )*/
1880 /* keeping wrbuf_marc too */
1884 rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
1887 rc->rec.wrbuf_marc = 0;
1888 rc->rec.wrbuf_iconv = 0;
1889 rc->rec.wrbuf_opac = 0;
1891 rc->elementSetName = odr_strdup (r->odr, elementSetName);
1893 rc->elementSetName = 0;
1896 rc->syntax = odr_strdup (r->odr, syntax);
1901 rc->schema = odr_strdup (r->odr, r->schema);
1906 rc->next = r->record_cache;
1907 r->record_cache = rc;
1910 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
1912 ZOOM_record_cache rc;
1913 const char *elementSetName =
1914 ZOOM_resultset_option_get (r, "elementSetName");
1915 const char *syntax =
1916 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1918 for (rc = r->record_cache; rc; rc = rc->next)
1922 if (strcmp_null(r->schema, rc->schema))
1924 if (strcmp_null(elementSetName,rc->elementSetName))
1926 if (strcmp_null(syntax, rc->syntax))
1934 static void handle_records (ZOOM_connection c, Z_Records *sr,
1937 ZOOM_resultset resultset;
1941 switch (c->tasks->which)
1943 case ZOOM_TASK_SEARCH:
1944 resultset = c->tasks->u.search.resultset;
1946 case ZOOM_TASK_RETRIEVE:
1947 resultset = c->tasks->u.retrieve.resultset;
1952 if (sr && sr->which == Z_Records_NSD)
1954 Z_DiagRec dr, *dr_p = &dr;
1955 dr.which = Z_DiagRec_defaultFormat;
1956 dr.u.defaultFormat = sr->u.nonSurrogateDiagnostic;
1958 response_diag (c, dr_p);
1960 else if (sr && sr->which == Z_Records_multipleNSD)
1962 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
1963 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
1965 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1969 if (resultset->count + resultset->start > resultset->size)
1970 resultset->count = resultset->size - resultset->start;
1971 if (resultset->count < 0)
1972 resultset->count = 0;
1973 if (sr && sr->which == Z_Records_DBOSD)
1976 NMEM nmem = odr_extract_mem (c->odr_in);
1977 Z_NamePlusRecordList *p =
1978 sr->u.databaseOrSurDiagnostics;
1979 for (i = 0; i<p->num_records; i++)
1981 record_cache_add (resultset, p->records[i],
1982 i+ resultset->start);
1984 /* transfer our response to search_nmem .. we need it later */
1985 nmem_transfer (resultset->odr->mem, nmem);
1986 nmem_destroy (nmem);
1987 if (present_phase && p->num_records == 0)
1989 /* present response and we didn't get any records! */
1990 Z_NamePlusRecord *myrec =
1991 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
1992 record_cache_add(resultset, myrec, resultset->start);
1993 yaz_log(YLOG_LOG, "pseudo record 1, at pos %d",
1997 else if (present_phase)
1999 /* present response and we didn't get any records! */
2000 Z_NamePlusRecord *myrec =
2001 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2002 record_cache_add(resultset, myrec, resultset->start);
2003 yaz_log(YLOG_LOG, "pseudo record 1, at pos %d",
2009 static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
2011 handle_records (c, pr->records, 1);
2014 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
2016 ZOOM_resultset resultset;
2019 yaz_log (log_level, "got search response");
2021 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2024 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2025 ZOOM_connection_put_event(c, event);
2027 resultset = c->tasks->u.search.resultset;
2029 resultset->size = *sr->resultCount;
2030 handle_records (c, sr->records, 0);
2033 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2035 if (res->diagnostics && res->num_diagnostics > 0)
2036 response_diag (c, res->diagnostics[0]);
2039 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2041 NMEM nmem = odr_extract_mem (c->odr_in);
2044 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2046 scan = c->tasks->u.scan.scan;
2048 if (res->entries && res->entries->nonsurrogateDiagnostics)
2049 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2050 scan->scan_response = res;
2051 nmem_transfer (scan->odr->mem, nmem);
2053 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2054 if (res->positionOfTerm)
2055 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2056 if (res->scanStatus)
2057 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2058 if (res->numberOfEntriesReturned)
2059 ZOOM_options_set_int (scan->options, "number",
2060 *res->numberOfEntriesReturned);
2061 nmem_destroy (nmem);
2065 static zoom_ret send_sort (ZOOM_connection c,
2066 ZOOM_resultset resultset)
2069 resultset->r_sort_spec = 0;
2070 if (resultset->r_sort_spec)
2072 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2073 Z_SortRequest *req = apdu->u.sortRequest;
2075 req->num_inputResultSetNames = 1;
2076 req->inputResultSetNames = (Z_InternationalString **)
2077 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2078 req->inputResultSetNames[0] =
2079 odr_strdup (c->odr_out, resultset->setname);
2080 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2081 req->sortSequence = resultset->r_sort_spec;
2082 resultset->r_sort_spec = 0;
2083 return send_APDU (c, apdu);
2085 return zoom_complete;
2088 static zoom_ret send_present (ZOOM_connection c)
2091 Z_PresentRequest *req = 0;
2093 const char *syntax = 0;
2094 const char *elementSetName = 0;
2095 ZOOM_resultset resultset;
2098 return zoom_complete;
2100 switch (c->tasks->which)
2102 case ZOOM_TASK_SEARCH:
2103 resultset = c->tasks->u.search.resultset;
2105 case ZOOM_TASK_RETRIEVE:
2106 resultset = c->tasks->u.retrieve.resultset;
2107 resultset->start = c->tasks->u.retrieve.start;
2108 resultset->count = c->tasks->u.retrieve.count;
2110 if (resultset->start >= resultset->size)
2111 return zoom_complete;
2112 if (resultset->start + resultset->count > resultset->size)
2113 resultset->count = resultset->size - resultset->start;
2116 return zoom_complete;
2119 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2120 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2122 if (c->error) /* don't continue on error */
2123 return zoom_complete;
2124 if (resultset->start < 0)
2125 return zoom_complete;
2126 for (i = 0; i<resultset->count; i++)
2129 record_cache_lookup (resultset, i + resultset->start);
2133 if (i == resultset->count)
2134 return zoom_complete;
2136 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2137 req = apdu->u.presentRequest;
2139 resultset->start += i;
2140 resultset->count -= i;
2141 *req->resultSetStartPoint = resultset->start + 1;
2142 *req->numberOfRecordsRequested = resultset->step>0 ?
2143 resultset->step : resultset->count;
2144 assert (*req->numberOfRecordsRequested > 0);
2146 if (syntax && *syntax)
2147 req->preferredRecordSyntax =
2148 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2150 if (resultset->schema && *resultset->schema)
2152 Z_RecordComposition *compo = (Z_RecordComposition *)
2153 odr_malloc (c->odr_out, sizeof(*compo));
2155 req->recordComposition = compo;
2156 compo->which = Z_RecordComp_complex;
2157 compo->u.complex = (Z_CompSpec *)
2158 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2159 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2160 odr_malloc(c->odr_out, sizeof(bool_t));
2161 *compo->u.complex->selectAlternativeSyntax = 0;
2163 compo->u.complex->generic = (Z_Specification *)
2164 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2166 compo->u.complex->generic->which = Z_Schema_oid;
2167 compo->u.complex->generic->schema.oid = (Odr_oid *)
2168 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2170 if (!compo->u.complex->generic->schema.oid)
2172 /* OID wasn't a schema! Try record syntax instead. */
2174 compo->u.complex->generic->schema.oid = (Odr_oid *)
2175 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2177 if (elementSetName && *elementSetName)
2179 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2180 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2181 compo->u.complex->generic->elementSpec->which =
2182 Z_ElementSpec_elementSetName;
2183 compo->u.complex->generic->elementSpec->u.elementSetName =
2184 odr_strdup (c->odr_out, elementSetName);
2187 compo->u.complex->generic->elementSpec = 0;
2188 compo->u.complex->num_dbSpecific = 0;
2189 compo->u.complex->dbSpecific = 0;
2190 compo->u.complex->num_recordSyntax = 0;
2191 compo->u.complex->recordSyntax = 0;
2193 else if (elementSetName && *elementSetName)
2195 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2196 odr_malloc (c->odr_out, sizeof(*esn));
2197 Z_RecordComposition *compo = (Z_RecordComposition *)
2198 odr_malloc (c->odr_out, sizeof(*compo));
2200 esn->which = Z_ElementSetNames_generic;
2201 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2202 compo->which = Z_RecordComp_simple;
2203 compo->u.simple = esn;
2204 req->recordComposition = compo;
2206 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2207 return send_APDU (c, apdu);
2210 ZOOM_API(ZOOM_scanset)
2211 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2213 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2215 scan->connection = c;
2216 scan->odr = odr_createmem (ODR_DECODE);
2217 scan->options = ZOOM_options_create_with_parent (c->options);
2219 scan->scan_response = 0;
2221 if ((scan->termListAndStartPoint =
2222 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2225 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2226 task->u.scan.scan = scan;
2231 while (ZOOM_event (1, &c))
2239 ZOOM_scanset_destroy (ZOOM_scanset scan)
2244 if (scan->refcount == 0)
2246 odr_destroy (scan->odr);
2248 ZOOM_options_destroy (scan->options);
2253 static zoom_ret send_package (ZOOM_connection c)
2257 return zoom_complete;
2258 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2260 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2261 ZOOM_connection_put_event (c, event);
2263 return do_write_ex (c, c->tasks->u.package->buf_out,
2264 c->tasks->u.package->len_out);
2267 static zoom_ret send_scan (ZOOM_connection c)
2270 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2271 Z_ScanRequest *req = apdu->u.scanRequest;
2273 return zoom_complete;
2274 assert (c->tasks->which == ZOOM_TASK_SCAN);
2275 scan = c->tasks->u.scan.scan;
2277 req->termListAndStartPoint = scan->termListAndStartPoint;
2278 req->attributeSet = scan->attributeSet;
2280 *req->numberOfTermsRequested =
2281 ZOOM_options_get_int(scan->options, "number", 10);
2283 req->preferredPositionInResponse =
2284 odr_intdup (c->odr_out,
2285 ZOOM_options_get_int(scan->options, "position", 1));
2288 odr_intdup (c->odr_out,
2289 ZOOM_options_get_int(scan->options, "stepSize", 0));
2291 req->databaseNames = set_DatabaseNames (c, scan->options,
2292 &req->num_databaseNames);
2294 return send_APDU (c, apdu);
2298 ZOOM_scanset_size (ZOOM_scanset scan)
2300 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2302 return scan->scan_response->entries->num_entries;
2305 ZOOM_API(const char *)
2306 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2309 const char *term = 0;
2310 size_t noent = ZOOM_scanset_size (scan);
2311 Z_ScanResponse *res = scan->scan_response;
2317 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2319 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2321 if (t->term->which == Z_Term_general)
2323 term = (const char *) t->term->u.general->buf;
2324 *len = t->term->u.general->len;
2326 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2331 ZOOM_API(const char *)
2332 ZOOM_scanset_display_term (ZOOM_scanset scan, size_t pos,
2335 const char *term = 0;
2336 size_t noent = ZOOM_scanset_size (scan);
2337 Z_ScanResponse *res = scan->scan_response;
2343 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2345 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2349 term = t->displayTerm;
2350 *len = strlen(term);
2352 else if (t->term->which == Z_Term_general)
2354 term = (const char *) t->term->u.general->buf;
2355 *len = t->term->u.general->len;
2357 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2362 ZOOM_API(const char *)
2363 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2365 return ZOOM_options_get (scan->options, key);
2369 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2372 ZOOM_options_set (scan->options, key, val);
2375 static Z_APDU *create_es_package (ZOOM_package p, int type)
2378 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2379 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2381 *req->function = Z_ExtendedServicesRequest_create;
2383 str = ZOOM_options_get(p->options, "package-name");
2385 req->packageName = nmem_strdup (p->odr_out->mem, str);
2387 str = ZOOM_options_get(p->options, "user-id");
2389 req->userId = nmem_strdup (p->odr_out->mem, str);
2391 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2394 str = ZOOM_options_get(p->options, "function");
2397 if (!strcmp (str, "create"))
2399 if (!strcmp (str, "delete"))
2401 if (!strcmp (str, "modify"))
2407 static const char *ill_array_lookup (void *clientData, const char *idx)
2409 ZOOM_package p = (ZOOM_package) clientData;
2410 return ZOOM_options_get (p->options, idx+4);
2413 static Z_External *encode_ill_request (ZOOM_package p)
2415 ODR out = p->odr_out;
2418 struct ill_get_ctl ctl;
2420 ctl.odr = p->odr_out;
2422 ctl.f = ill_array_lookup;
2424 req = ill_get_ILLRequest(&ctl, "ill", 0);
2426 if (!ill_Request (out, &req, 0, 0))
2428 int ill_request_size;
2429 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2430 if (ill_request_buf)
2431 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2437 int illRequest_size = 0;
2438 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2440 oid.proto = PROTO_GENERAL;
2441 oid.oclass = CLASS_GENERAL;
2442 oid.value = VAL_ISO_ILL_1;
2444 r = (Z_External *) odr_malloc (out, sizeof(*r));
2445 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2446 r->indirect_reference = 0;
2448 r->which = Z_External_single;
2450 r->u.single_ASN1_type = (Odr_oct *)
2451 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2452 r->u.single_ASN1_type->buf = (unsigned char*)
2453 odr_malloc (out, illRequest_size);
2454 r->u.single_ASN1_type->len = illRequest_size;
2455 r->u.single_ASN1_type->size = illRequest_size;
2456 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2461 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2463 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2466 req->which = Z_IOItemOrder_esRequest;
2467 req->u.esRequest = (Z_IORequest *)
2468 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2470 /* to keep part ... */
2471 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2472 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2473 req->u.esRequest->toKeep->supplDescription = 0;
2474 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2475 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2477 str = ZOOM_options_get(p->options, "contact-name");
2478 req->u.esRequest->toKeep->contact->name = str ?
2479 nmem_strdup (p->odr_out->mem, str) : 0;
2481 str = ZOOM_options_get(p->options, "contact-phone");
2482 req->u.esRequest->toKeep->contact->phone = str ?
2483 nmem_strdup (p->odr_out->mem, str) : 0;
2485 str = ZOOM_options_get(p->options, "contact-email");
2486 req->u.esRequest->toKeep->contact->email = str ?
2487 nmem_strdup (p->odr_out->mem, str) : 0;
2489 req->u.esRequest->toKeep->addlBilling = 0;
2491 /* not to keep part ... */
2492 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2493 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2495 str = ZOOM_options_get(p->options, "itemorder-setname");
2500 req->u.esRequest->notToKeep->resultSetItem = 0;
2503 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2504 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2506 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2507 nmem_strdup (p->odr_out->mem, str);
2508 req->u.esRequest->notToKeep->resultSetItem->item =
2509 (int *) odr_malloc(p->odr_out, sizeof(int));
2511 str = ZOOM_options_get(p->options, "itemorder-item");
2512 *req->u.esRequest->notToKeep->resultSetItem->item =
2513 (str ? atoi(str) : 1);
2515 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2520 Z_APDU *create_admin_package(ZOOM_package p, int type,
2521 Z_ESAdminOriginPartToKeep **toKeepP,
2522 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2524 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2527 Z_ESAdminOriginPartToKeep *toKeep;
2528 Z_ESAdminOriginPartNotToKeep *notToKeep;
2529 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2530 const char *first_db = "Default";
2532 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2536 r->direct_reference =
2537 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2540 r->indirect_reference = 0;
2541 r->which = Z_External_ESAdmin;
2543 r->u.adminService = (Z_Admin *)
2544 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2545 r->u.adminService->which = Z_Admin_esRequest;
2546 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2547 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2549 toKeep = r->u.adminService->u.esRequest->toKeep =
2550 (Z_ESAdminOriginPartToKeep *)
2551 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2552 toKeep->which = type;
2553 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2554 toKeep->u.create = odr_nullval();
2555 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2557 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2558 (Z_ESAdminOriginPartNotToKeep *)
2559 odr_malloc(p->odr_out,
2560 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2561 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2562 notToKeep->u.recordsWillFollow = odr_nullval();
2566 *notToKeepP = notToKeep;
2571 static Z_APDU *create_update_package(ZOOM_package p)
2574 const char *first_db = "Default";
2576 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2577 const char *action = ZOOM_options_get(p->options, "action");
2578 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2579 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2580 const char *record_buf = ZOOM_options_get(p->options, "record");
2581 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2582 int syntax_oid = VAL_NONE;
2586 syntax_oid = oid_getvalbyname(syntax_str);
2589 record_buf = "void";
2590 syntax_oid = VAL_SUTRS;
2592 if (syntax_oid != VAL_NONE)
2593 syntax_oid = VAL_TEXT_XML;
2599 action = "specialUpdate";
2601 if (!strcmp(action, "recordInsert"))
2602 action_no = Z_IUOriginPartToKeep_recordInsert;
2603 else if (!strcmp(action, "recordReplace"))
2604 action_no = Z_IUOriginPartToKeep_recordReplace;
2605 else if (!strcmp(action, "recordDelete"))
2606 action_no = Z_IUOriginPartToKeep_recordDelete;
2607 else if (!strcmp(action, "elementUpdate"))
2608 action_no = Z_IUOriginPartToKeep_elementUpdate;
2609 else if (!strcmp(action, "specialUpdate"))
2610 action_no = Z_IUOriginPartToKeep_specialUpdate;
2614 apdu = create_es_package (p, VAL_DBUPDATE);
2617 Z_IUOriginPartToKeep *toKeep;
2618 Z_IUSuppliedRecords *notToKeep;
2619 Z_External *r = (Z_External *)
2620 odr_malloc (p->odr_out, sizeof(*r));
2622 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2624 r->direct_reference =
2625 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2628 r->which = Z_External_update;
2629 r->indirect_reference = 0;
2630 r->u.update = (Z_IUUpdate *)
2631 odr_malloc(p->odr_out, sizeof(*r->u.update));
2633 r->u.update->which = Z_IUUpdate_esRequest;
2634 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2635 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2636 toKeep = r->u.update->u.esRequest->toKeep =
2637 (Z_IUOriginPartToKeep *)
2638 odr_malloc(p->odr_out, sizeof(*toKeep));
2640 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2642 toKeep->elementSetName = 0;
2643 toKeep->actionQualifier = 0;
2644 toKeep->action = odr_intdup(p->odr_out, action_no);
2646 notToKeep = r->u.update->u.esRequest->notToKeep =
2647 (Z_IUSuppliedRecords *)
2648 odr_malloc(p->odr_out, sizeof(*notToKeep));
2650 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2651 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2652 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2653 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2654 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2657 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2658 odr_malloc (p->odr_out, sizeof(Odr_oct));
2659 notToKeep->elements[0]->u.opaque->size =
2660 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2661 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2662 odr_strdup(p->odr_out, recordIdOpaque);
2664 else if (recordIdNumber)
2666 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2668 notToKeep->elements[0]->u.number =
2669 odr_intdup(p->odr_out, atoi(recordIdNumber));
2672 notToKeep->elements[0]->u.opaque = 0;
2673 notToKeep->elements[0]->supplementalId = 0;
2674 notToKeep->elements[0]->correlationInfo = 0;
2675 notToKeep->elements[0]->record =
2676 z_ext_record(p->odr_out, syntax_oid,
2677 record_buf, strlen(record_buf));
2681 ODR print = odr_createmem(ODR_PRINT);
2683 z_APDU(print, &apdu, 0, 0);
2690 ZOOM_package_send (ZOOM_package p, const char *type)
2697 odr_reset (p->odr_out);
2700 if (!strcmp(type, "itemorder"))
2702 apdu = create_es_package (p, VAL_ITEMORDER);
2705 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2707 r->direct_reference =
2708 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2711 r->which = Z_External_itemOrder;
2712 r->indirect_reference = 0;
2713 r->u.itemOrder = encode_item_order (p);
2715 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2718 else if (!strcmp(type, "create")) /* create database */
2720 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2723 else if (!strcmp(type, "drop")) /* drop database */
2725 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2728 else if (!strcmp(type, "commit")) /* commit changes */
2730 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2733 else if (!strcmp(type, "update")) /* update record(s) */
2735 apdu = create_update_package(p);
2739 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2743 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2744 task->u.package = p;
2745 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2746 p->buf_out = (char *) xmalloc (p->len_out);
2747 memcpy (p->buf_out, buf, p->len_out);
2752 while (ZOOM_event (1, &c))
2759 ZOOM_API(ZOOM_package)
2760 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2762 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2765 p->odr_out = odr_createmem (ODR_ENCODE);
2766 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2774 ZOOM_package_destroy(ZOOM_package p)
2779 if (p->refcount == 0)
2781 odr_destroy (p->odr_out);
2784 ZOOM_options_destroy (p->options);
2789 ZOOM_API(const char *)
2790 ZOOM_package_option_get (ZOOM_package p, const char *key)
2792 return ZOOM_options_get (p->options, key);
2797 ZOOM_package_option_set (ZOOM_package p, const char *key,
2800 ZOOM_options_set (p->options, key, val);
2803 static int ZOOM_connection_exec_task (ZOOM_connection c)
2805 ZOOM_task task = c->tasks;
2806 zoom_ret ret = zoom_complete;
2810 yaz_log (log_level, "ZOOM_connection_exec_task task=<null>");
2813 yaz_log (log_level, "ZOOM_connection_exec_task type=%d run=%d",
2814 task->which, task->running);
2815 if (c->error != ZOOM_ERROR_NONE)
2817 yaz_log (log_level, "remove tasks because of error = %d", c->error);
2818 ZOOM_connection_remove_tasks (c);
2823 yaz_log (log_level, "task already running");
2827 ret = zoom_complete;
2828 if (c->cs || task->which == ZOOM_TASK_CONNECT)
2830 switch (task->which)
2832 case ZOOM_TASK_SEARCH:
2833 if (c->proto == PROTO_HTTP)
2834 ret = ZOOM_connection_srw_send_search(c);
2836 ret = ZOOM_connection_send_search(c);
2838 case ZOOM_TASK_RETRIEVE:
2839 if (c->proto == PROTO_HTTP)
2840 ret = ZOOM_connection_srw_send_search(c);
2842 ret = send_present (c);
2844 case ZOOM_TASK_CONNECT:
2845 ret = do_connect(c);
2847 case ZOOM_TASK_SCAN:
2850 case ZOOM_TASK_PACKAGE:
2851 ret = send_package(c);
2853 case ZOOM_TASK_SORT:
2854 c->tasks->u.sort.resultset->r_sort_spec =
2855 c->tasks->u.sort.q->sort_spec;
2856 ret = send_sort(c, c->tasks->u.sort.resultset);
2862 yaz_log (log_level, "remove tasks because no connection exist");
2863 ZOOM_connection_remove_tasks (c);
2865 if (ret == zoom_complete)
2867 yaz_log (log_level, "task removed (complete)");
2868 ZOOM_connection_remove_task (c);
2871 yaz_log (log_level, "task pending");
2875 static zoom_ret send_sort_present (ZOOM_connection c)
2877 zoom_ret r = zoom_complete;
2879 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
2880 r = send_sort (c, c->tasks->u.search.resultset);
2881 if (r == zoom_complete)
2882 r = send_present (c);
2886 static int es_response (ZOOM_connection c,
2887 Z_ExtendedServicesResponse *res)
2889 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
2891 if (res->diagnostics && res->num_diagnostics > 0)
2892 response_diag(c, res->diagnostics[0]);
2893 if (res->taskPackage &&
2894 res->taskPackage->which == Z_External_extendedService)
2896 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
2897 Odr_oct *id = taskPackage->targetReference;
2900 ZOOM_options_setl (c->tasks->u.package->options,
2901 "targetReference", (char*) id->buf, id->len);
2907 static void handle_apdu (ZOOM_connection c, Z_APDU *apdu)
2909 Z_InitResponse *initrs;
2912 yaz_log (log_level, "recv APDU type=%d", apdu->which);
2915 case Z_APDU_initResponse:
2916 initrs = apdu->u.initResponse;
2917 ZOOM_connection_option_set(c, "serverImplementationId",
2918 initrs->implementationId ?
2919 initrs->implementationId : "");
2920 ZOOM_connection_option_set(c, "serverImplementationName",
2921 initrs->implementationName ?
2922 initrs->implementationName : "");
2923 ZOOM_connection_option_set(c, "serverImplementationVersion",
2924 initrs->implementationVersion ?
2925 initrs->implementationVersion : "");
2926 /* Set the three old options too, for old applications */
2927 ZOOM_connection_option_set(c, "targetImplementationId",
2928 initrs->implementationId ?
2929 initrs->implementationId : "");
2930 ZOOM_connection_option_set(c, "targetImplementationName",
2931 initrs->implementationName ?
2932 initrs->implementationName : "");
2933 ZOOM_connection_option_set(c, "targetImplementationVersion",
2934 initrs->implementationVersion ?
2935 initrs->implementationVersion : "");
2936 if (!*initrs->result)
2938 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0);
2943 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
2945 xfree (c->cookie_in);
2948 c->cookie_in = xstrdup(cookie);
2949 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
2950 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
2951 c->support_named_resultsets = 1;
2954 assert (c->tasks->which == ZOOM_TASK_CONNECT);
2955 ZOOM_connection_remove_task (c);
2957 ZOOM_connection_exec_task (c);
2959 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
2961 NMEM tmpmem = nmem_create();
2962 Z_CharSetandLanguageNegotiation *p =
2963 yaz_get_charneg_record(initrs->otherInfo);
2967 char *charset = NULL, *lang = NULL;
2970 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
2971 yaz_log(log_level, "Target accepted: charset %s, "
2972 "language %s, select %d",
2973 charset ? charset : "none", lang ? lang : "none", sel);
2975 ZOOM_connection_option_set (c, "negotiation-charset",
2978 ZOOM_connection_option_set (c, "negotiation-lang",
2980 nmem_destroy(tmpmem);
2984 case Z_APDU_searchResponse:
2985 handle_search_response (c, apdu->u.searchResponse);
2986 if (send_sort_present (c) == zoom_complete)
2987 ZOOM_connection_remove_task (c);
2989 case Z_APDU_presentResponse:
2990 handle_present_response (c, apdu->u.presentResponse);
2991 if (send_present (c) == zoom_complete)
2992 ZOOM_connection_remove_task (c);
2994 case Z_APDU_sortResponse:
2995 sort_response (c, apdu->u.sortResponse);
2996 if (send_present (c) == zoom_complete)
2997 ZOOM_connection_remove_task (c);
2999 case Z_APDU_scanResponse:
3000 scan_response (c, apdu->u.scanResponse);
3001 ZOOM_connection_remove_task (c);
3003 case Z_APDU_extendedServicesResponse:
3004 es_response (c, apdu->u.extendedServicesResponse);
3005 ZOOM_connection_remove_task (c);
3008 if (c->reconnect_ok)
3011 c->tasks->running = 0;
3012 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3016 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3021 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3027 static void handle_srw_response(ZOOM_connection c,
3028 Z_SRW_searchRetrieveResponse *res)
3030 ZOOM_resultset resultset = 0;
3038 if (c->tasks->which == ZOOM_TASK_SEARCH)
3039 resultset = c->tasks->u.search.resultset;
3040 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3041 resultset = c->tasks->u.retrieve.resultset;
3045 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3046 ZOOM_connection_put_event(c, event);
3048 resultset->size = 0;
3050 yaz_log(log_level, "got SRW response OK");
3052 if (res->numberOfRecords)
3053 resultset->size = *res->numberOfRecords;
3055 for (i = 0; i<res->num_records; i++)
3059 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3060 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3062 if (res->records[i].recordPosition &&
3063 *res->records[i].recordPosition > 0)
3064 pos = *res->records[i].recordPosition - 1;
3066 pos = resultset->start + i;
3068 npr->databaseName = 0;
3069 npr->which = Z_NamePlusRecord_databaseRecord;
3070 npr->u.databaseRecord = (Z_External *)
3071 odr_malloc(c->odr_in, sizeof(Z_External));
3072 npr->u.databaseRecord->descriptor = 0;
3073 npr->u.databaseRecord->direct_reference =
3074 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3075 npr->u.databaseRecord->which = Z_External_octet;
3076 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3077 odr_malloc(c->odr_in, sizeof(Odr_oct));
3078 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3079 res->records[i].recordData_buf;
3080 npr->u.databaseRecord->u.octet_aligned->len =
3081 npr->u.databaseRecord->u.octet_aligned->size =
3082 res->records[i].recordData_len;
3083 record_cache_add (resultset, npr, pos);
3085 if (res->num_diagnostics > 0)
3087 const char *uri = res->diagnostics[0].uri;
3092 if ((cp = strrchr(uri, '/')))
3094 set_dset_error(c, code, uri,
3095 res->diagnostics[0].details, 0);
3098 nmem = odr_extract_mem(c->odr_in);
3099 nmem_transfer(resultset->odr->mem, nmem);
3105 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3108 const char *content_type = z_HTTP_header_lookup(hres->headers,
3110 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3113 yaz_log (log_level, "handle_http");
3115 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3117 Z_SOAP *soap_package = 0;
3119 Z_SOAP_Handler soap_handlers[2] = {
3120 {"http://www.loc.gov/zing/srw/", 0,
3121 (Z_SOAP_fun) yaz_srw_codec},
3124 ret = z_soap_codec(o, &soap_package,
3125 &hres->content_buf, &hres->content_len,
3127 if (!ret && soap_package->which == Z_SOAP_generic &&
3128 soap_package->u.generic->no == 0)
3130 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3131 if (sr->which == Z_SRW_searchRetrieve_response)
3132 handle_srw_response(c, sr->u.response);
3136 else if (!ret && (soap_package->which == Z_SOAP_fault
3137 || soap_package->which == Z_SOAP_error))
3139 set_HTTP_error(c, hres->code,
3140 soap_package->u.fault->fault_code,
3141 soap_package->u.fault->fault_string);
3148 if (hres->code != 200)
3149 set_HTTP_error(c, hres->code, 0, 0);
3151 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3154 ZOOM_connection_remove_task(c);
3155 if (!strcmp(hres->version, "1.0"))
3157 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3158 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3163 /* HTTP 1.1: only if no close we stay alive .. */
3164 if (connection_head && !strcmp(connection_head, "close"))
3170 static int do_read (ZOOM_connection c)
3175 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3176 ZOOM_connection_put_event (c, event);
3178 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3179 more = cs_more(c->cs);
3180 yaz_log (log_level, "do_read len=%d more=%d", r, more);
3185 if (c->reconnect_ok)
3188 c->reconnect_ok = 0;
3189 yaz_log (log_level, "reconnect read");
3190 c->tasks->running = 0;
3191 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3195 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3204 odr_reset (c->odr_in);
3205 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3206 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3207 ZOOM_connection_put_event (c, event);
3209 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3212 int err = odr_geterrorx(c->odr_in, &x);
3214 const char *element = odr_getelement(c->odr_in);
3215 sprintf (msg, "ODR code %d:%d element=%-20s",
3216 err, x, element ? element : "<unknown>");
3217 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3220 else if (gdu->which == Z_GDU_Z3950)
3221 handle_apdu (c, gdu->u.z3950);
3222 else if (gdu->which == Z_GDU_HTTP_Response)
3225 handle_http (c, gdu->u.HTTP_Response);
3227 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3231 c->reconnect_ok = 0;
3236 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3241 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3242 ZOOM_connection_put_event (c, event);
3244 yaz_log (log_level, "do_write_ex len=%d", len_out);
3245 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3247 if (c->reconnect_ok)
3250 c->reconnect_ok = 0;
3251 yaz_log (log_level, "reconnect write");
3252 c->tasks->running = 0;
3253 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3254 return zoom_pending;
3256 if (c->state == STATE_CONNECTING)
3257 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3259 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3261 return zoom_complete;
3265 c->mask = ZOOM_SELECT_EXCEPT;
3266 if (c->cs->io_pending & CS_WANT_WRITE)
3267 c->mask += ZOOM_SELECT_WRITE;
3268 if (c->cs->io_pending & CS_WANT_READ)
3269 c->mask += ZOOM_SELECT_READ;
3270 yaz_log (log_level, "do_write_ex 1 mask=%d", c->mask);
3274 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3275 yaz_log (log_level, "do_write_ex 2 mask=%d", c->mask);
3277 return zoom_pending;
3280 static zoom_ret do_write(ZOOM_connection c)
3282 return do_write_ex (c, c->buf_out, c->len_out);
3286 ZOOM_API(const char *)
3287 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3289 return ZOOM_options_get (c->options, key);
3293 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3296 ZOOM_options_set (c->options, key, val);
3300 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3301 const char *val, int len)
3303 ZOOM_options_setl (c->options, key, val, len);
3306 ZOOM_API(const char *)
3307 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3309 return ZOOM_options_get (r->options, key);
3313 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3316 ZOOM_options_set (r->options, key, val);
3321 ZOOM_connection_errcode (ZOOM_connection c)
3323 return ZOOM_connection_error (c, 0, 0);
3326 ZOOM_API(const char *)
3327 ZOOM_connection_errmsg (ZOOM_connection c)
3330 ZOOM_connection_error (c, &msg, 0);
3334 ZOOM_API(const char *)
3335 ZOOM_connection_addinfo (ZOOM_connection c)
3337 const char *addinfo;
3338 ZOOM_connection_error (c, 0, &addinfo);
3342 ZOOM_API(const char *)
3343 ZOOM_diag_str (int error)
3347 case ZOOM_ERROR_NONE:
3349 case ZOOM_ERROR_CONNECT:
3350 return "Connect failed";
3351 case ZOOM_ERROR_MEMORY:
3352 return "Out of memory";
3353 case ZOOM_ERROR_ENCODE:
3354 return "Encoding failed";
3355 case ZOOM_ERROR_DECODE:
3356 return "Decoding failed";
3357 case ZOOM_ERROR_CONNECTION_LOST:
3358 return "Connection lost";
3359 case ZOOM_ERROR_INIT:
3360 return "Init rejected";
3361 case ZOOM_ERROR_INTERNAL:
3362 return "Internal failure";
3363 case ZOOM_ERROR_TIMEOUT:
3365 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3366 return "Unsupported protocol";
3367 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3368 return "Unsupported query type";
3369 case ZOOM_ERROR_INVALID_QUERY:
3370 return "Invalid query";
3372 return diagbib1_str (error);
3377 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3378 const char **addinfo, const char **diagset)
3380 int error = c->error;
3383 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3384 *cp = ZOOM_diag_str(error);
3385 else if (!strcmp(c->diagset, "HTTP"))
3386 *cp = z_HTTP_errmsg(c->error);
3387 else if (!strcmp(c->diagset, "Bib-1"))
3388 *cp = ZOOM_diag_str(error);
3389 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3390 *cp = yaz_diag_srw_str(c->error);
3392 *cp = "Unknown error and diagnostic set";
3395 *addinfo = c->addinfo ? c->addinfo : "";
3397 *diagset = c->diagset ? c->diagset : "";
3402 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3403 const char **addinfo)
3405 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3408 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3410 ZOOM_Event event = 0;
3411 int r = cs_look(c->cs);
3412 yaz_log (log_level, "ZOOM_connection_do_io c=%p mask=%d cs_look=%d",
3417 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3418 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3420 ZOOM_connection_put_event (c, event);
3422 else if (r == CS_CONNECT)
3425 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3427 ret = cs_rcvconnect (c->cs);
3428 yaz_log (log_level, "cs_rcvconnect returned %d", ret);
3431 c->mask = ZOOM_SELECT_EXCEPT;
3432 if (c->cs->io_pending & CS_WANT_WRITE)
3433 c->mask += ZOOM_SELECT_WRITE;
3434 if (c->cs->io_pending & CS_WANT_READ)
3435 c->mask += ZOOM_SELECT_READ;
3436 ZOOM_connection_put_event (c, event);
3440 ZOOM_connection_put_event (c, event);
3442 if (c->proto == PROTO_Z3950)
3443 ZOOM_connection_send_init(c);
3446 /* no init request for SRW .. */
3447 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3448 ZOOM_connection_remove_task (c);
3450 ZOOM_connection_exec_task (c);
3452 c->state = STATE_ESTABLISHED;
3456 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3458 ZOOM_connection_put_event (c, event);
3463 if (mask & ZOOM_SELECT_READ)
3465 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3472 ZOOM_connection_last_event(ZOOM_connection cs)
3475 return ZOOM_EVENT_NONE;
3476 return cs->last_event;
3480 ZOOM_event (int no, ZOOM_connection *cs)
3484 struct pollfd pollfds[1024];
3485 ZOOM_connection poll_cs[1024];
3488 fd_set input, output, except;
3493 for (i = 0; i<no; i++)
3495 ZOOM_connection c = cs[i];
3497 if (c && (event = ZOOM_connection_get_event(c)))
3499 ZOOM_Event_destroy (event);
3503 for (i = 0; i<no; i++)
3505 ZOOM_connection c = cs[i];
3507 if (c && ZOOM_connection_exec_task (c))
3509 if ((event = ZOOM_connection_get_event(c)))
3511 ZOOM_Event_destroy (event);
3524 for (i = 0; i<no; i++)
3526 ZOOM_connection c = cs[i];
3532 fd = z3950_connection_socket(c);
3533 mask = z3950_connection_mask(c);
3540 this_timeout = ZOOM_options_get_int (c->options, "timeout", -1);
3541 if (this_timeout != -1 && this_timeout < timeout)
3542 timeout = this_timeout;
3546 short poll_events = 0;
3548 if (mask & ZOOM_SELECT_READ)
3549 poll_events += POLLIN;
3550 if (mask & ZOOM_SELECT_WRITE)
3551 poll_events += POLLOUT;
3552 if (mask & ZOOM_SELECT_EXCEPT)
3553 poll_events += POLLERR;
3554 pollfds[nfds].fd = fd;
3555 pollfds[nfds].events = poll_events;
3556 pollfds[nfds].revents = 0;
3561 if (mask & ZOOM_SELECT_READ)
3563 FD_SET (fd, &input);
3566 if (mask & ZOOM_SELECT_WRITE)
3568 FD_SET (fd, &output);
3571 if (mask & ZOOM_SELECT_EXCEPT)
3573 FD_SET (fd, &except);
3578 if (timeout >= 5000)
3585 r = poll (pollfds, nfds, timeout * 1000);
3586 for (i = 0; i<nfds; i++)
3588 ZOOM_connection c = poll_cs[i];
3592 if (pollfds[i].revents & POLLIN)
3593 mask += ZOOM_SELECT_READ;
3594 if (pollfds[i].revents & POLLOUT)
3595 mask += ZOOM_SELECT_WRITE;
3596 if (pollfds[i].revents & POLLERR)
3597 mask += ZOOM_SELECT_EXCEPT;
3599 ZOOM_connection_do_io(c, mask);
3601 else if (r == 0 && c->mask)
3603 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3604 /* timeout and this connection was waiting */
3605 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3607 ZOOM_connection_put_event(c, event);
3611 tv.tv_sec = timeout;
3613 yaz_log (log_level, "select start");
3614 r = select (max_fd+1, &input, &output, &except, &tv);
3615 yaz_log (log_level, "select stop, returned r=%d", r);
3616 for (i = 0; i<no; i++)
3618 ZOOM_connection c = cs[i];
3623 fd = z3950_connection_socket(c);
3627 /* no timeout and real socket */
3628 if (FD_ISSET(fd, &input))
3629 mask += ZOOM_SELECT_READ;
3630 if (FD_ISSET(fd, &output))
3631 mask += ZOOM_SELECT_WRITE;
3632 if (FD_ISSET(fd, &except))
3633 mask += ZOOM_SELECT_EXCEPT;
3635 ZOOM_connection_do_io(c, mask);
3637 if (r == 0 && c->mask)
3639 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3640 /* timeout and this connection was waiting */
3641 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3643 yaz_log (log_level, "timeout");
3644 ZOOM_connection_put_event(c, event);
3648 for (i = 0; i<no; i++)
3650 ZOOM_connection c = cs[i];
3652 if (c && (event = ZOOM_connection_get_event(c)))
3654 ZOOM_Event_destroy (event);