2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.46 2005-08-09 18:29:35 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_api = 0;
44 static int log_details = 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);
56 static int log_level_initialized = 0;
57 if (!log_level_initialized)
59 log_api = yaz_log_module_level("zoom");
60 log_details = yaz_log_module_level("zoomdetails");
61 log_level_initialized = 1;
65 static ZOOM_Event ZOOM_Event_create (int kind)
67 ZOOM_Event event = (ZOOM_Event) xmalloc (sizeof(*event));
74 static void ZOOM_Event_destroy (ZOOM_Event event)
79 static void ZOOM_connection_put_event (ZOOM_connection c, ZOOM_Event event)
83 c->m_queue_back->prev = event;
84 assert (c->m_queue_front);
88 assert (!c->m_queue_front);
89 c->m_queue_front = event;
91 event->next = c->m_queue_back;
93 c->m_queue_back = event;
96 static ZOOM_Event ZOOM_connection_get_event(ZOOM_connection c)
98 ZOOM_Event event = c->m_queue_front;
101 c->last_event = ZOOM_EVENT_NONE;
104 assert (c->m_queue_back);
105 c->m_queue_front = event->prev;
106 if (c->m_queue_front)
108 assert (c->m_queue_back);
109 c->m_queue_front->next = 0;
113 c->last_event = event->kind;
118 static void set_dset_error (ZOOM_connection c, int error,
120 const char *addinfo, const char *addinfo2)
127 if (!c->diagset || strcmp(dset, c->diagset))
130 c->diagset = xstrdup(dset);
131 /* remove integer part from SRW diagset .. */
132 if ((cp = strrchr(c->diagset, '/')))
135 if (addinfo && addinfo2)
137 c->addinfo = (char*) xmalloc(strlen(addinfo) + strlen(addinfo2) + 2);
138 strcpy(c->addinfo, addinfo);
139 strcat(c->addinfo, addinfo2);
142 c->addinfo = xstrdup(addinfo);
144 yaz_log(log_api, "%p set_dset_error %s %s:%d %s %s",
145 c, c->host_port ? c->host_port : "<>", dset, error,
146 addinfo ? addinfo : "",
147 addinfo2 ? addinfo2 : "");
151 static void set_HTTP_error (ZOOM_connection c, int error,
152 const char *addinfo, const char *addinfo2)
154 set_dset_error(c, error, "HTTP", addinfo, addinfo2);
158 static void set_ZOOM_error (ZOOM_connection c, int error,
161 set_dset_error(c, error, "ZOOM", addinfo, 0);
164 static void clear_error (ZOOM_connection c)
169 case ZOOM_ERROR_CONNECT:
170 case ZOOM_ERROR_MEMORY:
171 case ZOOM_ERROR_DECODE:
172 case ZOOM_ERROR_CONNECTION_LOST:
173 case ZOOM_ERROR_INIT:
174 case ZOOM_ERROR_INTERNAL:
175 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
178 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
182 ZOOM_task ZOOM_connection_add_task (ZOOM_connection c, int which)
184 ZOOM_task *taskp = &c->tasks;
186 taskp = &(*taskp)->next;
187 *taskp = (ZOOM_task) xmalloc (sizeof(**taskp));
188 (*taskp)->running = 0;
189 (*taskp)->which = which;
195 ZOOM_task ZOOM_connection_insert_task (ZOOM_connection c, int which)
197 ZOOM_task task = (ZOOM_task) xmalloc (sizeof(*task));
199 task->next = c->tasks;
208 void ZOOM_connection_remove_task (ZOOM_connection c)
210 ZOOM_task task = c->tasks;
214 c->tasks = task->next;
217 case ZOOM_TASK_SEARCH:
218 ZOOM_resultset_destroy (task->u.search.resultset);
220 case ZOOM_TASK_RETRIEVE:
221 ZOOM_resultset_destroy (task->u.retrieve.resultset);
223 case ZOOM_TASK_CONNECT:
226 ZOOM_scanset_destroy (task->u.scan.scan);
228 case ZOOM_TASK_PACKAGE:
229 ZOOM_package_destroy (task->u.package);
232 ZOOM_resultset_destroy (task->u.sort.resultset);
233 ZOOM_query_destroy(task->u.sort.q);
242 static int ZOOM_connection_exec_task (ZOOM_connection c);
244 void ZOOM_connection_remove_tasks (ZOOM_connection c)
247 ZOOM_connection_remove_task(c);
250 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos);
252 ZOOM_API(ZOOM_connection)
253 ZOOM_connection_create (ZOOM_options options)
255 ZOOM_connection c = (ZOOM_connection) xmalloc (sizeof(*c));
259 yaz_log(log_api, "%p ZOOM_connection_create", c);
261 c->proto = PROTO_Z3950;
265 c->state = STATE_IDLE;
268 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
275 c->options = ZOOM_options_create_with_parent(options);
281 c->charset = c->lang = 0;
288 c->odr_in = odr_createmem (ODR_DECODE);
289 c->odr_out = odr_createmem (ODR_ENCODE);
292 c->support_named_resultsets = 0;
293 c->last_event = ZOOM_EVENT_NONE;
295 c->m_queue_front = 0;
300 /* set database names. Take local databases (if set); otherwise
301 take databases given in ZURL (if set); otherwise use Default */
302 static char **set_DatabaseNames (ZOOM_connection con, ZOOM_options options,
305 char **databaseNames;
306 const char *cp = ZOOM_options_get (options, "databaseName");
310 if (strncmp (con->host_port, "unix:", 5) == 0)
311 cp = strchr(con->host_port+5, ':');
313 cp = strchr(con->host_port, '/');
319 nmem_strsplit(con->odr_out->mem, "+", cp, &databaseNames, num);
320 return databaseNames;
323 ZOOM_API(ZOOM_connection)
324 ZOOM_connection_new (const char *host, int portnum)
326 ZOOM_connection c = ZOOM_connection_create (0);
328 ZOOM_connection_connect (c, host, portnum);
333 ZOOM_connection_connect(ZOOM_connection c,
334 const char *host, int portnum)
341 yaz_log(log_api, "%p ZOOM_connection_connect host=%s portnum=%d",
346 yaz_log(log_details, "%p ZOOM_connection_connect reconnect ok", c);
350 yaz_log(log_details, "%p ZOOM_connection_connect connect", c);
352 val = ZOOM_options_get (c->options, "proxy");
355 yaz_log(log_details, "%p ZOOM_connection_connect proxy=%s", c, val);
356 c->proxy = xstrdup (val);
362 val = ZOOM_options_get (c->options, "charset");
365 yaz_log(log_details, "%p ZOOM_connection_connect charset=%s", c, val);
366 c->charset = xstrdup (val);
372 val = ZOOM_options_get (c->options, "lang");
375 yaz_log(log_details, "%p ZOOM_connection_connect lang=%s", c, val);
376 c->lang = xstrdup (val);
381 xfree (c->host_port);
385 sprintf (hostn, "%.80s:%d", host, portnum);
386 c->host_port = xstrdup(hostn);
389 c->host_port = xstrdup(host);
391 ZOOM_options_set(c->options, "host", c->host_port);
393 val = ZOOM_options_get (c->options, "cookie");
396 yaz_log(log_details, "%p ZOOM_connection_connect cookie=%s", c, val);
397 c->cookie_out = xstrdup (val);
400 val = ZOOM_options_get (c->options, "clientIP");
403 yaz_log(log_details, "%p ZOOM_connection_connect clientIP=%s",
405 c->client_IP = xstrdup (val);
408 c->async = ZOOM_options_get_bool (c->options, "async", 0);
409 yaz_log(log_details, "%p ZOOM_connection_connect async=%d", c, c->async);
411 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
413 task = ZOOM_connection_add_task (c, ZOOM_TASK_CONNECT);
417 while (ZOOM_event (1, &c))
423 ZOOM_query_create(void)
425 ZOOM_query s = (ZOOM_query) xmalloc (sizeof(*s));
427 yaz_log(log_details, "%p ZOOM_query_create", s);
431 s->odr = odr_createmem (ODR_ENCODE);
438 ZOOM_query_destroy(ZOOM_query s)
444 yaz_log(log_details, "%p ZOOM_query_destroy count=%d", s, s->refcount);
445 if (s->refcount == 0)
447 odr_destroy (s->odr);
453 ZOOM_query_prefix(ZOOM_query s, const char *str)
455 s->query_string = odr_strdup(s->odr, str);
456 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
457 s->z_query->which = Z_Query_type_1;
458 s->z_query->u.type_1 = p_query_rpn(s->odr, PROTO_Z3950, str);
459 if (!s->z_query->u.type_1)
461 yaz_log(log_details, "%p ZOOM_query_prefix str=%s failed", s, str);
465 yaz_log(log_details, "%p ZOOM_query_prefix str=%s", s, str);
470 ZOOM_query_cql(ZOOM_query s, const char *str)
474 s->query_string = odr_strdup(s->odr, str);
476 ext = (Z_External *) odr_malloc(s->odr, sizeof(*ext));
477 ext->direct_reference = odr_getoidbystr(s->odr, "1.2.840.10003.16.2");
478 ext->indirect_reference = 0;
480 ext->which = Z_External_CQL;
481 ext->u.cql = s->query_string;
483 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
484 s->z_query->which = Z_Query_type_104;
485 s->z_query->u.type_104 = ext;
487 yaz_log(log_details, "%p ZOOM_query_cql str=%s", s, str);
493 ZOOM_query_sortby(ZOOM_query s, const char *criteria)
495 s->sort_spec = yaz_sort_spec (s->odr, criteria);
498 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s failed",
502 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s", s, criteria);
506 static zoom_ret do_write(ZOOM_connection c);
509 ZOOM_connection_destroy(ZOOM_connection c)
514 yaz_log(log_api, "%p ZOOM_connection_destroy", c);
517 for (r = c->resultsets; r; r = r->next)
523 odr_destroy (c->odr_in);
524 odr_destroy (c->odr_out);
525 ZOOM_options_destroy (c->options);
526 ZOOM_connection_remove_tasks (c);
527 xfree (c->host_port);
532 xfree (c->cookie_out);
533 xfree (c->cookie_in);
534 xfree (c->client_IP);
538 void ZOOM_resultset_addref (ZOOM_resultset r)
543 yaz_log(log_details, "%p ZOOM_resultset_addref count=%d",
548 ZOOM_resultset ZOOM_resultset_create ()
550 ZOOM_resultset r = (ZOOM_resultset) xmalloc (sizeof(*r));
554 yaz_log(log_details, "%p ZOOM_resultset_create", r);
557 r->odr = odr_createmem (ODR_ENCODE);
572 ZOOM_API(ZOOM_resultset)
573 ZOOM_connection_search_pqf(ZOOM_connection c, const char *q)
576 ZOOM_query s = ZOOM_query_create();
578 ZOOM_query_prefix (s, q);
580 r = ZOOM_connection_search (c, s);
581 ZOOM_query_destroy (s);
585 ZOOM_API(ZOOM_resultset)
586 ZOOM_connection_search(ZOOM_connection c, ZOOM_query q)
588 ZOOM_resultset r = ZOOM_resultset_create ();
592 yaz_log(log_api, "%p ZOOM_connection_search set %p query %p", c, r, q);
593 r->r_sort_spec = q->sort_spec;
596 r->options = ZOOM_options_create_with_parent(c->options);
598 r->start = ZOOM_options_get_int(r->options, "start", 0);
599 r->count = ZOOM_options_get_int(r->options, "count", 0);
601 /* If "presentChunk" is defined use that; otherwise "step" */
602 const char *cp = ZOOM_options_get (r->options, "presentChunk");
603 r->step = ZOOM_options_get_int(r->options,
604 (cp != 0 ? "presentChunk": "step"), 0);
606 r->piggyback = ZOOM_options_get_bool (r->options, "piggyback", 1);
607 cp = ZOOM_options_get (r->options, "setname");
609 r->setname = xstrdup(cp);
610 cp = ZOOM_options_get (r->options, "schema");
612 r->schema = xstrdup(cp);
616 r->next = c->resultsets;
619 if (c->host_port && c->proto == PROTO_HTTP)
623 yaz_log(log_details, "ZOOM_connection_search: no comstack");
624 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
628 yaz_log(log_details, "ZOOM_connection_search: reconnect");
633 task = ZOOM_connection_add_task (c, ZOOM_TASK_SEARCH);
634 task->u.search.resultset = r;
635 ZOOM_resultset_addref (r);
641 while (ZOOM_event (1, &c))
648 ZOOM_resultset_sort(ZOOM_resultset r,
649 const char *sort_type, const char *sort_spec)
651 ZOOM_connection c = r->connection;
654 yaz_log(log_api, "%p ZOOM_resultset_sort r=%p sort_type=%s sort_spec=%s",
655 r, r, sort_type, sort_spec);
659 if (c->host_port && c->proto == PROTO_HTTP)
663 yaz_log(log_details, "%p ZOOM_resultset_sort: no comstack", r);
664 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
668 yaz_log(log_details, "%p ZOOM_resultset_sort: prepare reconnect",
674 ZOOM_resultset_cache_reset(r);
675 task = ZOOM_connection_add_task (c, ZOOM_TASK_SORT);
676 task->u.sort.resultset = r;
677 task->u.sort.q = ZOOM_query_create();
678 ZOOM_query_sortby(task->u.sort.q, sort_spec);
680 ZOOM_resultset_addref (r);
684 while (ZOOM_event (1, &c))
690 ZOOM_resultset_cache_reset(ZOOM_resultset r)
692 ZOOM_record_cache rc;
694 for (rc = r->record_cache; rc; rc = rc->next)
696 if (rc->rec.wrbuf_marc)
697 wrbuf_free (rc->rec.wrbuf_marc, 1);
698 if (rc->rec.wrbuf_iconv)
699 wrbuf_free (rc->rec.wrbuf_iconv, 1);
700 if (rc->rec.wrbuf_opac)
701 wrbuf_free (rc->rec.wrbuf_opac, 1);
707 ZOOM_resultset_destroy(ZOOM_resultset r)
712 yaz_log(log_details, "%p ZOOM_resultset_destroy r=%p count=%d",
714 if (r->refcount == 0)
716 ZOOM_resultset_cache_reset(r);
720 /* remove ourselves from the resultsets in connection */
721 ZOOM_resultset *rp = &r->connection->resultsets;
724 assert (*rp); /* we must be in this list!! */
726 { /* OK, we're here - take us out of it */
733 ZOOM_query_destroy (r->query);
734 ZOOM_options_destroy (r->options);
735 odr_destroy (r->odr);
743 ZOOM_resultset_size (ZOOM_resultset r)
748 static void do_close (ZOOM_connection c)
754 c->state = STATE_IDLE;
757 static void ZOOM_resultset_retrieve (ZOOM_resultset r,
758 int force_sync, int start, int count)
766 yaz_log(log_details, "%p ZOOM_resultset_retrieve force_sync=%d start=%d"
767 " count=%d", r, force_sync, start, count);
772 if (c->host_port && c->proto == PROTO_HTTP)
776 yaz_log(log_details, "%p ZOOM_resultset_retrieve: no comstack", r);
777 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
781 yaz_log(log_details, "%p ZOOM_resultset_retrieve: prepare "
786 task = ZOOM_connection_add_task (c, ZOOM_TASK_RETRIEVE);
787 task->u.retrieve.resultset = r;
788 task->u.retrieve.start = start;
789 task->u.retrieve.count = count;
791 cp = ZOOM_options_get (r->options, "schema");
794 if (!r->schema || strcmp(r->schema, cp))
797 r->schema = xstrdup(cp);
801 ZOOM_resultset_addref (r);
803 if (!r->connection->async || force_sync)
804 while (r->connection && ZOOM_event (1, &r->connection))
809 ZOOM_resultset_records (ZOOM_resultset r, ZOOM_record *recs,
810 size_t start, size_t count)
812 int force_present = 0;
816 yaz_log(log_api, "%p ZOOM_resultset_records r=%p start=%d count=%d",
820 ZOOM_resultset_retrieve (r, force_present, start, count);
824 for (i = 0; i< count; i++)
825 recs[i] = ZOOM_resultset_record_immediate (r, i+start);
829 static void get_cert(ZOOM_connection c)
834 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
836 ZOOM_connection_option_setl(c, "sslPeerCert",
842 static zoom_ret do_connect (ZOOM_connection c)
845 const char *effective_host;
848 effective_host = c->proxy;
850 effective_host = c->host_port;
852 yaz_log(log_details, "%p do_connect effective_host=%s", c, effective_host);
856 c->cs = cs_create_host (effective_host, 0, &add);
858 if (c->cs && c->cs->protocol == PROTO_HTTP)
861 const char *path = 0;
863 c->proto = PROTO_HTTP;
864 cs_get_host_args(c->host_port, &path);
866 c->path = (char*) xmalloc(strlen(path)+2);
868 strcpy (c->path+1, path);
870 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
872 return zoom_complete;
877 int ret = cs_connect (c->cs, add);
880 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
881 ZOOM_connection_put_event(c, event);
883 if (c->proto == PROTO_Z3950)
884 ZOOM_connection_send_init(c);
887 /* no init request for SRW .. */
888 assert (c->tasks->which == ZOOM_TASK_CONNECT);
889 ZOOM_connection_remove_task (c);
891 ZOOM_connection_exec_task (c);
893 c->state = STATE_ESTABLISHED;
898 c->state = STATE_CONNECTING;
899 c->mask = ZOOM_SELECT_EXCEPT;
900 if (c->cs->io_pending & CS_WANT_WRITE)
901 c->mask += ZOOM_SELECT_WRITE;
902 if (c->cs->io_pending & CS_WANT_READ)
903 c->mask += ZOOM_SELECT_READ;
907 c->state = STATE_IDLE;
908 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, effective_host);
909 return zoom_complete;
912 int z3950_connection_socket(ZOOM_connection c)
915 return cs_fileno(c->cs);
919 int z3950_connection_mask(ZOOM_connection c)
926 static void otherInfo_attach (ZOOM_connection c, Z_APDU *a, ODR out)
929 for (i = 0; i<200; i++)
932 Z_OtherInformation **oi;
938 sprintf (buf, "otherInfo%d", i);
939 val = ZOOM_options_get (c->options, buf);
942 cp = strchr(val, ':');
946 if (len >= sizeof(buf))
948 memcpy (buf, val, len);
950 oidval = oid_getvalbyname (buf);
951 if (oidval == VAL_NONE)
955 yaz_oi_set_string_oidval(oi, out, oidval, 1, cp+1);
959 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
964 Z_OtherInformation **oi;
966 yaz_oi_set_string_oidval(oi, out, VAL_COOKIE, 1, c->cookie_out);
970 Z_OtherInformation **oi;
972 yaz_oi_set_string_oidval(oi, out, VAL_CLIENT_IP, 1, c->client_IP);
974 otherInfo_attach (c, a, out);
975 if (!z_APDU(out, &a, 0, 0))
977 FILE *outf = fopen("/tmp/apdu.txt", "a");
980 ODR odr_pr = odr_createmem(ODR_PRINT);
981 fprintf (outf, "a=%p\n", a);
982 odr_setprint(odr_pr, outf);
983 z_APDU(odr_pr, &a, 0, 0);
986 yaz_log(log_api, "%p encoding_APDU: encoding failed", c);
987 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
991 yaz_log(log_details, "%p encoding_APDU encoding OK", c);
995 static zoom_ret send_APDU (ZOOM_connection c, Z_APDU *a)
999 if (encode_APDU(c, a, c->odr_out))
1000 return zoom_complete;
1001 yaz_log(log_details, "%p send APDU type=%d", c, a->which);
1002 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1003 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1004 ZOOM_connection_put_event (c, event);
1005 odr_reset(c->odr_out);
1006 return do_write (c);
1009 /* returns 1 if PDU was sent OK (still pending )
1010 0 if PDU was not sent OK (nothing to wait for)
1013 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c)
1015 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
1016 Z_InitRequest *ireq = apdu->u.initRequest;
1017 Z_IdAuthentication *auth = (Z_IdAuthentication *)
1018 odr_malloc(c->odr_out, sizeof(*auth));
1019 const char *auth_groupId = ZOOM_options_get (c->options, "group");
1020 const char *auth_userId = ZOOM_options_get (c->options, "user");
1021 const char *auth_password = ZOOM_options_get (c->options, "password");
1024 /* support the pass for backwards compatibility */
1026 auth_password = ZOOM_options_get (c->options, "pass");
1028 ODR_MASK_SET(ireq->options, Z_Options_search);
1029 ODR_MASK_SET(ireq->options, Z_Options_present);
1030 ODR_MASK_SET(ireq->options, Z_Options_scan);
1031 ODR_MASK_SET(ireq->options, Z_Options_sort);
1032 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1033 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1035 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1036 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1037 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1039 /* Index Data's Z39.50 Implementor Id is 81 */
1040 ireq->implementationId = odr_prepend(c->odr_out,
1041 ZOOM_options_get(c->options, "implementationId"),
1042 odr_prepend(c->odr_out, "81", ireq->implementationId));
1044 ireq->implementationName = odr_prepend(c->odr_out,
1045 ZOOM_options_get(c->options, "implementationName"),
1046 odr_prepend(c->odr_out, "ZOOM-C", ireq->implementationName));
1048 version = odr_strdup(c->odr_out, "$Revision: 1.46 $");
1049 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1050 version[strlen(version)-2] = '\0';
1051 ireq->implementationVersion = odr_prepend(c->odr_out,
1052 ZOOM_options_get(c->options, "implementationVersion"),
1053 odr_prepend(c->odr_out, &version[11], ireq->implementationVersion));
1055 *ireq->maximumRecordSize =
1056 ZOOM_options_get_int (c->options, "maximumRecordSize", 1024*1024);
1057 *ireq->preferredMessageSize =
1058 ZOOM_options_get_int (c->options, "preferredMessageSize", 1024*1024);
1060 if (auth_groupId || auth_password)
1062 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1065 if (auth_groupId && *auth_groupId)
1067 pass->groupId = (char *)
1068 odr_malloc(c->odr_out, strlen(auth_groupId)+1);
1069 strcpy(pass->groupId, auth_groupId);
1073 if (auth_userId && *auth_userId)
1075 pass->userId = (char *)
1076 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1077 strcpy(pass->userId, auth_userId);
1081 if (auth_password && *auth_password)
1083 pass->password = (char *)
1084 odr_malloc(c->odr_out, strlen(auth_password)+1);
1085 strcpy(pass->password, auth_password);
1090 auth->which = Z_IdAuthentication_idPass;
1091 auth->u.idPass = pass;
1092 ireq->idAuthentication = auth;
1095 else if (auth_userId)
1097 auth->which = Z_IdAuthentication_open;
1098 auth->u.open = (char *)
1099 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1100 strcpy(auth->u.open, auth_userId);
1101 ireq->idAuthentication = auth;
1104 yaz_oi_set_string_oidval(&ireq->otherInfo, c->odr_out,
1105 VAL_PROXY, 1, c->host_port);
1106 if (c->charset || c->lang)
1108 Z_OtherInformation **oi;
1109 Z_OtherInformationUnit *oi_unit;
1111 yaz_oi_APDU(apdu, &oi);
1113 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1115 char **charsets_addresses = 0;
1116 char **langs_addresses = 0;
1117 int charsets_count = 0;
1118 int langs_count = 0;
1121 nmem_strsplit_blank(c->odr_out->mem, c->charset,
1122 &charsets_addresses, &charsets_count);
1124 nmem_strsplit_blank(c->odr_out->mem, c->lang,
1125 &langs_addresses, &langs_count);
1126 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1127 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1128 oi_unit->information.externallyDefinedInfo =
1129 yaz_set_proposal_charneg(c->odr_out,
1130 (const char **) charsets_addresses,
1132 (const char **) langs_addresses,
1138 return send_APDU (c, apdu);
1142 static zoom_ret send_srw (ZOOM_connection c, Z_SRW_PDU *sr)
1145 Z_SOAP_Handler h[2] = {
1146 {"http://www.loc.gov/zing/srw/", 0, (Z_SOAP_fun) yaz_srw_codec},
1149 ODR o = odr_createmem(ODR_ENCODE);
1151 Z_SOAP *p = (Z_SOAP*) odr_malloc(o, sizeof(*p));
1155 gdu = z_get_HTTP_Request(c->odr_out);
1156 gdu->u.HTTP_Request->path = c->path;
1160 const char *cp0 = strstr(c->host_port, "://");
1161 const char *cp1 = 0;
1167 cp1 = strchr(cp0, '/');
1169 cp1 = cp0+strlen(cp0);
1173 char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
1174 memcpy (h, cp0, cp1 - cp0);
1176 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1181 strcpy(ctype, "text/xml");
1182 if (c->charset && strlen(c->charset) < 20)
1184 strcat(ctype, "; charset=");
1185 strcat(ctype, c->charset);
1187 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1188 "Content-Type", ctype);
1189 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1190 "SOAPAction", "\"\"");
1191 p->which = Z_SOAP_generic;
1192 p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
1193 p->u.generic->no = 0;
1194 p->u.generic->ns = 0;
1195 p->u.generic->p = sr;
1196 p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
1198 ret = z_soap_codec_enc(o, &p,
1199 &gdu->u.HTTP_Request->content_buf,
1200 &gdu->u.HTTP_Request->content_len, h,
1203 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1204 return zoom_complete;
1205 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1209 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1210 ZOOM_connection_put_event (c, event);
1211 odr_reset(c->odr_out);
1212 return do_write (c);
1217 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1220 ZOOM_resultset resultset = 0;
1222 const char *recordPacking = 0;
1224 if (c->error) /* don't continue on error */
1225 return zoom_complete;
1227 if (c->tasks->which == ZOOM_TASK_SEARCH)
1229 resultset = c->tasks->u.search.resultset;
1230 resultset->setname = xstrdup ("default");
1231 ZOOM_options_set (resultset->options, "setname", resultset->setname);
1233 else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
1235 resultset = c->tasks->u.retrieve.resultset;
1237 resultset->start = c->tasks->u.retrieve.start;
1238 resultset->count = c->tasks->u.retrieve.count;
1240 if (resultset->start >= resultset->size)
1241 return zoom_complete;
1242 if (resultset->start + resultset->count > resultset->size)
1243 resultset->count = resultset->size - resultset->start;
1245 for (i = 0; i<resultset->count; i++)
1248 record_cache_lookup (resultset, i + resultset->start);
1252 if (i == resultset->count)
1253 return zoom_complete;
1255 assert(resultset->query);
1257 sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
1259 if (resultset->query->z_query->which == Z_Query_type_104
1260 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1263 sr->u.request->query_type = Z_SRW_query_type_cql;
1264 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1266 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1267 resultset->query->z_query->u.type_1)
1269 sr->u.request->query_type = Z_SRW_query_type_pqf;
1270 sr->u.request->query.pqf = resultset->query->query_string;
1274 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1275 return zoom_complete;
1277 sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
1278 sr->u.request->maximumRecords = odr_intdup (
1279 c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
1280 sr->u.request->recordSchema = resultset->schema;
1282 recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
1285 sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
1287 return send_srw(c, sr);
1290 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1292 return zoom_complete;
1296 static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
1299 int lslb, ssub, mspn;
1301 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1302 Z_SearchRequest *search_req = apdu->u.searchRequest;
1303 const char *elementSetName;
1304 const char *smallSetElementSetName;
1305 const char *mediumSetElementSetName;
1308 assert (c->tasks->which == ZOOM_TASK_SEARCH);
1310 r = c->tasks->u.search.resultset;
1312 yaz_log(log_details, "%p ZOOM_connection_send_search set=%p", c, r);
1315 ZOOM_options_get (r->options, "elementSetName");
1316 smallSetElementSetName =
1317 ZOOM_options_get (r->options, "smallSetElementSetName");
1318 mediumSetElementSetName =
1319 ZOOM_options_get (r->options, "mediumSetElementSetName");
1321 if (!smallSetElementSetName)
1322 smallSetElementSetName = elementSetName;
1324 if (!mediumSetElementSetName)
1325 mediumSetElementSetName = elementSetName;
1330 /* prepare query for the search request */
1331 search_req->query = r->query->z_query;
1332 if (!search_req->query)
1334 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1335 return zoom_complete;
1338 search_req->databaseNames =
1339 set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
1341 /* get syntax (no need to provide unless piggyback is in effect) */
1342 syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
1344 lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
1345 ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
1346 mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
1347 if (lslb != -1 && ssub != -1 && mspn != -1)
1349 /* So're a Z39.50 expert? Let's hope you don't do sort */
1350 *search_req->largeSetLowerBound = lslb;
1351 *search_req->smallSetUpperBound = ssub;
1352 *search_req->mediumSetPresentNumber = mspn;
1354 else if (r->start == 0 && r->count > 0
1355 && r->piggyback && !r->r_sort_spec && !r->schema)
1357 /* Regular piggyback - do it unless we're going to do sort */
1358 *search_req->largeSetLowerBound = 2000000000;
1359 *search_req->smallSetUpperBound = 1;
1360 *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
1364 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1365 smallSetElementSetName = 0;
1366 mediumSetElementSetName = 0;
1369 if (smallSetElementSetName && *smallSetElementSetName)
1371 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1372 odr_malloc (c->odr_out, sizeof(*esn));
1374 esn->which = Z_ElementSetNames_generic;
1375 esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
1376 search_req->smallSetElementSetNames = esn;
1378 if (mediumSetElementSetName && *mediumSetElementSetName)
1380 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1381 odr_malloc (c->odr_out, sizeof(*esn));
1383 esn->which = Z_ElementSetNames_generic;
1384 esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
1385 search_req->mediumSetElementSetNames = esn;
1388 search_req->preferredRecordSyntax =
1389 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
1393 if (c->support_named_resultsets)
1397 /* find the lowest unused ordinal so that we re-use
1398 result sets on the server. */
1399 for (ord = 1; ; ord++)
1402 sprintf (setname, "%d", ord);
1403 for (rp = c->resultsets; rp; rp = rp->next)
1404 if (rp->setname && !strcmp (rp->setname, setname))
1409 r->setname = xstrdup (setname);
1410 yaz_log(log_details, "%p ZOOM_connection_send_search: allocating "
1411 "set %s", c, r->setname);
1415 yaz_log(log_details, "%p ZOOM_connection_send_search: using "
1417 r->setname = xstrdup ("default");
1419 ZOOM_options_set (r->options, "setname", r->setname);
1421 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1422 return send_APDU (c, apdu);
1425 static void response_default_diag(ZOOM_connection c, Z_DefaultDiagFormat *r)
1432 case Z_DefaultDiagFormat_v2Addinfo:
1433 addinfo = r->u.v2Addinfo;
1435 case Z_DefaultDiagFormat_v3Addinfo:
1436 addinfo = r->u.v3Addinfo;
1441 set_dset_error(c, *r->condition,
1442 yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
1446 static void response_diag(ZOOM_connection c, Z_DiagRec *p)
1448 if (p->which != Z_DiagRec_defaultFormat)
1449 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1451 response_default_diag(c, p->u.defaultFormat);
1454 ZOOM_API(ZOOM_record)
1455 ZOOM_record_clone (ZOOM_record srec)
1462 odr_enc = odr_createmem(ODR_ENCODE);
1463 if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
1465 buf = odr_getbuf (odr_enc, &size, 0);
1467 nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
1468 nrec->odr = odr_createmem(ODR_DECODE);
1469 nrec->wrbuf_marc = 0;
1470 nrec->wrbuf_iconv = 0;
1471 nrec->wrbuf_opac = 0;
1472 odr_setbuf (nrec->odr, buf, size, 0);
1473 z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
1475 odr_destroy (odr_enc);
1479 ZOOM_API(ZOOM_record)
1480 ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
1482 return record_cache_lookup (s, pos);
1485 ZOOM_API(ZOOM_record)
1486 ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
1488 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1492 ZOOM_resultset_retrieve (r, 1, pos, 1);
1493 rec = ZOOM_resultset_record_immediate (r, pos);
1499 ZOOM_record_destroy (ZOOM_record rec)
1503 if (rec->wrbuf_marc)
1504 wrbuf_free (rec->wrbuf_marc, 1);
1505 if (rec->wrbuf_iconv)
1506 wrbuf_free (rec->wrbuf_iconv, 1);
1507 if (rec->wrbuf_opac)
1508 wrbuf_free (rec->wrbuf_opac, 1);
1509 odr_destroy (rec->odr);
1513 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1515 const char *buf, int sz,
1516 const char *record_charset)
1521 yaz_marc_t mt = yaz_marc_create();
1524 strcpy(to, "UTF-8");
1525 if (record_charset && *record_charset)
1527 /* Use "from,to" or just "from" */
1528 const char *cp = strchr(record_charset, ',');
1529 int clen = strlen(record_charset);
1532 strncpy( to, cp+1, sizeof(to)-1);
1533 to[sizeof(to)-1] = '\0';
1534 clen = cp - record_charset;
1536 if (clen > sizeof(from)-1)
1537 clen = sizeof(from)-1;
1540 strncpy(from, record_charset, clen);
1546 cd = yaz_iconv_open(to, from);
1547 yaz_marc_iconv(mt, cd);
1550 yaz_marc_xml(mt, marc_type);
1551 if (!rec->wrbuf_marc)
1552 rec->wrbuf_marc = wrbuf_alloc();
1553 wrbuf_rewind (rec->wrbuf_marc);
1554 if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
1556 yaz_marc_destroy(mt);
1558 yaz_iconv_close(cd);
1560 *len = wrbuf_len(rec->wrbuf_marc);
1561 return wrbuf_buf(rec->wrbuf_marc);
1563 yaz_marc_destroy(mt);
1565 yaz_iconv_close(cd);
1569 static const char *record_iconv_return(ZOOM_record rec, int *len,
1570 const char *buf, int sz,
1571 const char *record_charset)
1578 strcpy(to, "UTF-8");
1579 if (record_charset && *record_charset)
1581 /* Use "from,to" or just "from" */
1582 const char *cp = strchr(record_charset, ',');
1583 int clen = strlen(record_charset);
1586 strncpy( to, cp+1, sizeof(to)-1);
1587 to[sizeof(to)-1] = '\0';
1588 clen = cp - record_charset;
1590 if (clen > sizeof(from)-1)
1591 clen = sizeof(from)-1;
1594 strncpy(from, record_charset, clen);
1598 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1601 size_t inbytesleft = sz;
1602 const char *inp = buf;
1604 if (!rec->wrbuf_iconv)
1605 rec->wrbuf_iconv = wrbuf_alloc();
1607 wrbuf_rewind(rec->wrbuf_iconv);
1611 size_t outbytesleft = sizeof(outbuf);
1612 char *outp = outbuf;
1613 size_t r = yaz_iconv (cd, (char**) &inp,
1615 &outp, &outbytesleft);
1616 if (r == (size_t) (-1))
1618 int e = yaz_iconv_error(cd);
1619 if (e != YAZ_ICONV_E2BIG)
1622 wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
1624 wrbuf_puts(rec->wrbuf_iconv, "");
1625 buf = wrbuf_buf(rec->wrbuf_iconv);
1626 sz = wrbuf_len(rec->wrbuf_iconv);
1627 yaz_iconv_close(cd);
1634 ZOOM_API(const char *)
1635 ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
1642 Z_NamePlusRecord *npr;
1645 *len = 0; /* default return */
1654 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1656 if (cp[i] == ';' || cp[i] == ' ')
1662 while (type_spec[i] == ';')
1665 while (type_spec[i] == ' ')
1667 if (!strncmp(type_spec+i, "charset=", 8))
1670 i = i + 8; /* skip charset= */
1671 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
1673 if (type_spec[i] == ';' || type_spec[i] == ' ')
1679 else if (!strncmp(type_spec+i, "xpath=", 6))
1683 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
1687 while (type_spec[i] == ' ')
1690 if (!strcmp (type, "database"))
1693 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
1694 return npr->databaseName;
1696 else if (!strcmp (type, "syntax"))
1698 const char *desc = 0;
1699 if (npr->which == Z_NamePlusRecord_databaseRecord)
1701 Z_External *r = (Z_External *) npr->u.databaseRecord;
1702 oident *ent = oid_getentbyoid(r->direct_reference);
1709 *len = strlen(desc);
1712 if (npr->which != Z_NamePlusRecord_databaseRecord)
1715 /* from now on - we have a database record .. */
1716 if (!strcmp (type, "render"))
1718 Z_External *r = (Z_External *) npr->u.databaseRecord;
1719 oident *ent = oid_getentbyoid(r->direct_reference);
1721 /* render bibliographic record .. */
1722 if (r->which == Z_External_OPAC)
1724 r = r->u.opac->bibliographicRecord;
1727 ent = oid_getentbyoid(r->direct_reference);
1729 if (r->which == Z_External_sutrs)
1730 return record_iconv_return(rec, len,
1731 (char*) r->u.sutrs->buf,
1734 else if (r->which == Z_External_octet)
1736 const char *ret_buf;
1744 case VAL_APPLICATION_XML:
1747 ret_buf = marc_iconv_return(
1748 rec, YAZ_MARC_LINE, len,
1749 (const char *) r->u.octet_aligned->buf,
1750 r->u.octet_aligned->len,
1755 return record_iconv_return(rec, len,
1756 (const char *) r->u.octet_aligned->buf,
1757 r->u.octet_aligned->len,
1760 else if (r->which == Z_External_grs1)
1762 if (!rec->wrbuf_marc)
1763 rec->wrbuf_marc = wrbuf_alloc();
1764 wrbuf_rewind (rec->wrbuf_marc);
1765 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
1766 return record_iconv_return(rec, len,
1767 wrbuf_buf(rec->wrbuf_marc),
1768 wrbuf_len(rec->wrbuf_marc),
1773 else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
1775 Z_External *r = (Z_External *) npr->u.databaseRecord;
1776 oident *ent = oid_getentbyoid(r->direct_reference);
1778 /* render bibliographic record .. */
1779 if (r->which == Z_External_OPAC)
1781 r = r->u.opac->bibliographicRecord;
1784 ent = oid_getentbyoid(r->direct_reference);
1787 if (r->which == Z_External_sutrs)
1788 return record_iconv_return(rec, len,
1789 (const char *) r->u.sutrs->buf,
1792 else if (r->which == Z_External_octet)
1794 const char *ret_buf;
1795 int marc_decode_type = YAZ_MARC_MARCXML;
1797 if (!strcmp(type, "oai"))
1798 marc_decode_type = YAZ_MARC_OAIMARC;
1806 case VAL_APPLICATION_XML:
1809 ret_buf = marc_iconv_return(
1810 rec, marc_decode_type, len,
1811 (const char *) r->u.octet_aligned->buf,
1812 r->u.octet_aligned->len,
1817 return record_iconv_return(rec, len,
1818 (const char *) r->u.octet_aligned->buf,
1819 r->u.octet_aligned->len,
1822 else if (r->which == Z_External_grs1)
1829 else if (!strcmp (type, "raw"))
1831 Z_External *r = (Z_External *) npr->u.databaseRecord;
1833 if (r->which == Z_External_sutrs)
1835 if (len) *len = r->u.sutrs->len;
1836 return (const char *) r->u.sutrs->buf;
1838 else if (r->which == Z_External_octet)
1840 if (len) *len = r->u.octet_aligned->len;
1841 return (const char *) r->u.octet_aligned->buf;
1843 else /* grs-1, explain, OPAC, ... */
1846 return (const char *) npr->u.databaseRecord;
1850 else if (!strcmp (type, "ext"))
1853 return (const char *) npr->u.databaseRecord;
1855 else if (!strcmp (type, "opac"))
1858 Z_External *r = (Z_External *) npr->u.databaseRecord;
1859 if (r->which == Z_External_OPAC)
1861 if (!rec->wrbuf_opac)
1862 rec->wrbuf_opac = wrbuf_alloc();
1863 wrbuf_rewind (rec->wrbuf_opac);
1864 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
1865 return record_iconv_return(rec, len,
1866 wrbuf_buf(rec->wrbuf_opac),
1867 wrbuf_len(rec->wrbuf_opac),
1874 static int strcmp_null(const char *v1, const char *v2)
1880 return strcmp(v1, v2);
1883 static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
1886 ZOOM_record_cache rc;
1887 const char *elementSetName =
1888 ZOOM_resultset_option_get (r, "elementSetName");
1889 const char *syntax =
1890 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1892 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1893 ZOOM_connection_put_event(r->connection, event);
1895 for (rc = r->record_cache; rc; rc = rc->next)
1899 if (strcmp_null(r->schema, rc->schema))
1901 if (strcmp_null(elementSetName,rc->elementSetName))
1903 if (strcmp_null(syntax, rc->syntax))
1905 /* not destroying rc->npr (it's handled by nmem )*/
1907 /* keeping wrbuf_marc too */
1911 rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
1914 rc->rec.wrbuf_marc = 0;
1915 rc->rec.wrbuf_iconv = 0;
1916 rc->rec.wrbuf_opac = 0;
1918 rc->elementSetName = odr_strdup (r->odr, elementSetName);
1920 rc->elementSetName = 0;
1923 rc->syntax = odr_strdup (r->odr, syntax);
1928 rc->schema = odr_strdup (r->odr, r->schema);
1933 rc->next = r->record_cache;
1934 r->record_cache = rc;
1937 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
1939 ZOOM_record_cache rc;
1940 const char *elementSetName =
1941 ZOOM_resultset_option_get (r, "elementSetName");
1942 const char *syntax =
1943 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1945 for (rc = r->record_cache; rc; rc = rc->next)
1949 if (strcmp_null(r->schema, rc->schema))
1951 if (strcmp_null(elementSetName,rc->elementSetName))
1953 if (strcmp_null(syntax, rc->syntax))
1961 static void handle_records (ZOOM_connection c, Z_Records *sr,
1964 ZOOM_resultset resultset;
1968 switch (c->tasks->which)
1970 case ZOOM_TASK_SEARCH:
1971 resultset = c->tasks->u.search.resultset;
1973 case ZOOM_TASK_RETRIEVE:
1974 resultset = c->tasks->u.retrieve.resultset;
1979 if (sr && sr->which == Z_Records_NSD)
1980 response_default_diag(c, sr->u.nonSurrogateDiagnostic);
1981 else if (sr && sr->which == Z_Records_multipleNSD)
1983 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
1984 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
1986 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1990 if (resultset->count + resultset->start > resultset->size)
1991 resultset->count = resultset->size - resultset->start;
1992 if (resultset->count < 0)
1993 resultset->count = 0;
1994 if (sr && sr->which == Z_Records_DBOSD)
1997 NMEM nmem = odr_extract_mem (c->odr_in);
1998 Z_NamePlusRecordList *p =
1999 sr->u.databaseOrSurDiagnostics;
2000 for (i = 0; i<p->num_records; i++)
2002 record_cache_add (resultset, p->records[i],
2003 i+ resultset->start);
2005 /* transfer our response to search_nmem .. we need it later */
2006 nmem_transfer (resultset->odr->mem, nmem);
2007 nmem_destroy (nmem);
2008 if (present_phase && p->num_records == 0)
2010 /* present response and we didn't get any records! */
2011 Z_NamePlusRecord *myrec =
2012 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2013 record_cache_add(resultset, myrec, resultset->start);
2016 else if (present_phase)
2018 /* present response and we didn't get any records! */
2019 Z_NamePlusRecord *myrec =
2020 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2021 record_cache_add(resultset, myrec, resultset->start);
2026 static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
2028 handle_records (c, pr->records, 1);
2031 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
2033 ZOOM_resultset resultset;
2036 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2039 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2040 ZOOM_connection_put_event(c, event);
2042 resultset = c->tasks->u.search.resultset;
2044 resultset->size = *sr->resultCount;
2045 handle_records (c, sr->records, 0);
2048 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2050 if (res->diagnostics && res->num_diagnostics > 0)
2051 response_diag (c, res->diagnostics[0]);
2054 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2056 NMEM nmem = odr_extract_mem (c->odr_in);
2059 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2061 scan = c->tasks->u.scan.scan;
2063 if (res->entries && res->entries->nonsurrogateDiagnostics)
2064 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2065 scan->scan_response = res;
2066 nmem_transfer (scan->odr->mem, nmem);
2068 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2069 if (res->positionOfTerm)
2070 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2071 if (res->scanStatus)
2072 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2073 if (res->numberOfEntriesReturned)
2074 ZOOM_options_set_int (scan->options, "number",
2075 *res->numberOfEntriesReturned);
2076 nmem_destroy (nmem);
2080 static zoom_ret send_sort (ZOOM_connection c,
2081 ZOOM_resultset resultset)
2084 resultset->r_sort_spec = 0;
2085 if (resultset->r_sort_spec)
2087 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2088 Z_SortRequest *req = apdu->u.sortRequest;
2090 req->num_inputResultSetNames = 1;
2091 req->inputResultSetNames = (Z_InternationalString **)
2092 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2093 req->inputResultSetNames[0] =
2094 odr_strdup (c->odr_out, resultset->setname);
2095 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2096 req->sortSequence = resultset->r_sort_spec;
2097 resultset->r_sort_spec = 0;
2098 return send_APDU (c, apdu);
2100 return zoom_complete;
2103 static zoom_ret send_present(ZOOM_connection c)
2106 Z_PresentRequest *req = 0;
2108 const char *syntax = 0;
2109 const char *elementSetName = 0;
2110 ZOOM_resultset resultset;
2114 yaz_log(log_details, "%p send_present no tasks", c);
2115 return zoom_complete;
2117 switch (c->tasks->which)
2119 case ZOOM_TASK_SEARCH:
2120 resultset = c->tasks->u.search.resultset;
2122 case ZOOM_TASK_RETRIEVE:
2123 resultset = c->tasks->u.retrieve.resultset;
2124 resultset->start = c->tasks->u.retrieve.start;
2125 resultset->count = c->tasks->u.retrieve.count;
2127 if (resultset->start >= resultset->size)
2129 yaz_log(log_details, "%p send_present start=%d >= size=%d",
2130 c, resultset->start, resultset->size);
2131 return zoom_complete;
2133 if (resultset->start + resultset->count > resultset->size)
2134 resultset->count = resultset->size - resultset->start;
2137 return zoom_complete;
2139 yaz_log(log_details, "%p send_present start=%d count=%d",
2140 c, resultset->start, resultset->count);
2142 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2143 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2145 if (c->error) /* don't continue on error */
2146 return zoom_complete;
2147 if (resultset->start < 0)
2148 return zoom_complete;
2149 for (i = 0; i<resultset->count; i++)
2152 record_cache_lookup (resultset, i + resultset->start);
2156 if (i == resultset->count)
2158 yaz_log(log_details, "%p send_present skip=%d no more to fetch", c, i);
2159 return zoom_complete;
2162 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2163 req = apdu->u.presentRequest;
2165 resultset->start += i;
2166 resultset->count -= i;
2169 yaz_log(log_details, "%p send_present skip=%d", c, i);
2171 *req->resultSetStartPoint = resultset->start + 1;
2172 *req->numberOfRecordsRequested = resultset->step>0 ?
2173 resultset->step : resultset->count;
2174 assert (*req->numberOfRecordsRequested > 0);
2177 if (syntax && *syntax)
2178 req->preferredRecordSyntax =
2179 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2181 if (resultset->schema && *resultset->schema)
2183 Z_RecordComposition *compo = (Z_RecordComposition *)
2184 odr_malloc (c->odr_out, sizeof(*compo));
2186 req->recordComposition = compo;
2187 compo->which = Z_RecordComp_complex;
2188 compo->u.complex = (Z_CompSpec *)
2189 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2190 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2191 odr_malloc(c->odr_out, sizeof(bool_t));
2192 *compo->u.complex->selectAlternativeSyntax = 0;
2194 compo->u.complex->generic = (Z_Specification *)
2195 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2197 compo->u.complex->generic->which = Z_Schema_oid;
2198 compo->u.complex->generic->schema.oid = (Odr_oid *)
2199 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2201 if (!compo->u.complex->generic->schema.oid)
2203 /* OID wasn't a schema! Try record syntax instead. */
2205 compo->u.complex->generic->schema.oid = (Odr_oid *)
2206 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2208 if (elementSetName && *elementSetName)
2210 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2211 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2212 compo->u.complex->generic->elementSpec->which =
2213 Z_ElementSpec_elementSetName;
2214 compo->u.complex->generic->elementSpec->u.elementSetName =
2215 odr_strdup (c->odr_out, elementSetName);
2218 compo->u.complex->generic->elementSpec = 0;
2219 compo->u.complex->num_dbSpecific = 0;
2220 compo->u.complex->dbSpecific = 0;
2221 compo->u.complex->num_recordSyntax = 0;
2222 compo->u.complex->recordSyntax = 0;
2224 else if (elementSetName && *elementSetName)
2226 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2227 odr_malloc (c->odr_out, sizeof(*esn));
2228 Z_RecordComposition *compo = (Z_RecordComposition *)
2229 odr_malloc (c->odr_out, sizeof(*compo));
2231 esn->which = Z_ElementSetNames_generic;
2232 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2233 compo->which = Z_RecordComp_simple;
2234 compo->u.simple = esn;
2235 req->recordComposition = compo;
2237 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2238 return send_APDU (c, apdu);
2241 ZOOM_API(ZOOM_scanset)
2242 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2244 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2246 scan->connection = c;
2247 scan->odr = odr_createmem (ODR_DECODE);
2248 scan->options = ZOOM_options_create_with_parent (c->options);
2250 scan->scan_response = 0;
2252 if ((scan->termListAndStartPoint =
2253 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2256 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2257 task->u.scan.scan = scan;
2262 while (ZOOM_event (1, &c))
2270 ZOOM_scanset_destroy (ZOOM_scanset scan)
2275 if (scan->refcount == 0)
2277 odr_destroy (scan->odr);
2279 ZOOM_options_destroy (scan->options);
2284 static zoom_ret send_package (ZOOM_connection c)
2288 yaz_log(log_details, "%p send_package", c);
2290 return zoom_complete;
2291 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2293 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2294 ZOOM_connection_put_event (c, event);
2296 return do_write_ex (c, c->tasks->u.package->buf_out,
2297 c->tasks->u.package->len_out);
2300 static zoom_ret send_scan (ZOOM_connection c)
2303 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2304 Z_ScanRequest *req = apdu->u.scanRequest;
2306 yaz_log(log_details, "%p send_scan", c);
2308 return zoom_complete;
2309 assert (c->tasks->which == ZOOM_TASK_SCAN);
2310 scan = c->tasks->u.scan.scan;
2312 req->termListAndStartPoint = scan->termListAndStartPoint;
2313 req->attributeSet = scan->attributeSet;
2315 *req->numberOfTermsRequested =
2316 ZOOM_options_get_int(scan->options, "number", 10);
2318 req->preferredPositionInResponse =
2319 odr_intdup (c->odr_out,
2320 ZOOM_options_get_int(scan->options, "position", 1));
2323 odr_intdup (c->odr_out,
2324 ZOOM_options_get_int(scan->options, "stepSize", 0));
2326 req->databaseNames = set_DatabaseNames (c, scan->options,
2327 &req->num_databaseNames);
2329 return send_APDU (c, apdu);
2333 ZOOM_scanset_size (ZOOM_scanset scan)
2335 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2337 return scan->scan_response->entries->num_entries;
2340 ZOOM_API(const char *)
2341 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2344 const char *term = 0;
2345 size_t noent = ZOOM_scanset_size (scan);
2346 Z_ScanResponse *res = scan->scan_response;
2352 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2354 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2356 if (t->term->which == Z_Term_general)
2358 term = (const char *) t->term->u.general->buf;
2359 *len = t->term->u.general->len;
2361 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2366 ZOOM_API(const char *)
2367 ZOOM_scanset_display_term (ZOOM_scanset scan, size_t pos,
2370 const char *term = 0;
2371 size_t noent = ZOOM_scanset_size (scan);
2372 Z_ScanResponse *res = scan->scan_response;
2378 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2380 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2384 term = t->displayTerm;
2385 *len = strlen(term);
2387 else if (t->term->which == Z_Term_general)
2389 term = (const char *) t->term->u.general->buf;
2390 *len = t->term->u.general->len;
2392 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2397 ZOOM_API(const char *)
2398 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2400 return ZOOM_options_get (scan->options, key);
2404 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2407 ZOOM_options_set (scan->options, key, val);
2410 static Z_APDU *create_es_package (ZOOM_package p, int type)
2413 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2414 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2416 *req->function = Z_ExtendedServicesRequest_create;
2418 str = ZOOM_options_get(p->options, "package-name");
2420 req->packageName = nmem_strdup (p->odr_out->mem, str);
2422 str = ZOOM_options_get(p->options, "user-id");
2424 req->userId = nmem_strdup (p->odr_out->mem, str);
2426 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2429 str = ZOOM_options_get(p->options, "function");
2432 if (!strcmp (str, "create"))
2434 if (!strcmp (str, "delete"))
2436 if (!strcmp (str, "modify"))
2442 static const char *ill_array_lookup (void *clientData, const char *idx)
2444 ZOOM_package p = (ZOOM_package) clientData;
2445 return ZOOM_options_get (p->options, idx+4);
2448 static Z_External *encode_ill_request (ZOOM_package p)
2450 ODR out = p->odr_out;
2453 struct ill_get_ctl ctl;
2455 ctl.odr = p->odr_out;
2457 ctl.f = ill_array_lookup;
2459 req = ill_get_ILLRequest(&ctl, "ill", 0);
2461 if (!ill_Request (out, &req, 0, 0))
2463 int ill_request_size;
2464 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2465 if (ill_request_buf)
2466 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2472 int illRequest_size = 0;
2473 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2475 oid.proto = PROTO_GENERAL;
2476 oid.oclass = CLASS_GENERAL;
2477 oid.value = VAL_ISO_ILL_1;
2479 r = (Z_External *) odr_malloc (out, sizeof(*r));
2480 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2481 r->indirect_reference = 0;
2483 r->which = Z_External_single;
2485 r->u.single_ASN1_type = (Odr_oct *)
2486 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2487 r->u.single_ASN1_type->buf = (unsigned char*)
2488 odr_malloc (out, illRequest_size);
2489 r->u.single_ASN1_type->len = illRequest_size;
2490 r->u.single_ASN1_type->size = illRequest_size;
2491 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2496 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2498 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2501 req->which = Z_IOItemOrder_esRequest;
2502 req->u.esRequest = (Z_IORequest *)
2503 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2505 /* to keep part ... */
2506 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2507 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2508 req->u.esRequest->toKeep->supplDescription = 0;
2509 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2510 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2512 str = ZOOM_options_get(p->options, "contact-name");
2513 req->u.esRequest->toKeep->contact->name = str ?
2514 nmem_strdup (p->odr_out->mem, str) : 0;
2516 str = ZOOM_options_get(p->options, "contact-phone");
2517 req->u.esRequest->toKeep->contact->phone = str ?
2518 nmem_strdup (p->odr_out->mem, str) : 0;
2520 str = ZOOM_options_get(p->options, "contact-email");
2521 req->u.esRequest->toKeep->contact->email = str ?
2522 nmem_strdup (p->odr_out->mem, str) : 0;
2524 req->u.esRequest->toKeep->addlBilling = 0;
2526 /* not to keep part ... */
2527 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2528 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2530 str = ZOOM_options_get(p->options, "itemorder-setname");
2535 req->u.esRequest->notToKeep->resultSetItem = 0;
2538 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2539 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2541 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2542 nmem_strdup (p->odr_out->mem, str);
2543 req->u.esRequest->notToKeep->resultSetItem->item =
2544 (int *) odr_malloc(p->odr_out, sizeof(int));
2546 str = ZOOM_options_get(p->options, "itemorder-item");
2547 *req->u.esRequest->notToKeep->resultSetItem->item =
2548 (str ? atoi(str) : 1);
2550 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2555 Z_APDU *create_admin_package(ZOOM_package p, int type,
2556 Z_ESAdminOriginPartToKeep **toKeepP,
2557 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2559 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2562 Z_ESAdminOriginPartToKeep *toKeep;
2563 Z_ESAdminOriginPartNotToKeep *notToKeep;
2564 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2565 const char *first_db = "Default";
2567 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2571 r->direct_reference =
2572 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2575 r->indirect_reference = 0;
2576 r->which = Z_External_ESAdmin;
2578 r->u.adminService = (Z_Admin *)
2579 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2580 r->u.adminService->which = Z_Admin_esRequest;
2581 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2582 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2584 toKeep = r->u.adminService->u.esRequest->toKeep =
2585 (Z_ESAdminOriginPartToKeep *)
2586 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2587 toKeep->which = type;
2588 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2589 toKeep->u.create = odr_nullval();
2590 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2592 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2593 (Z_ESAdminOriginPartNotToKeep *)
2594 odr_malloc(p->odr_out,
2595 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2596 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2597 notToKeep->u.recordsWillFollow = odr_nullval();
2601 *notToKeepP = notToKeep;
2606 static Z_APDU *create_xmlupdate_package(ZOOM_package p)
2608 Z_APDU *apdu = create_es_package(p, VAL_XMLES);
2609 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2610 Z_External *ext = (Z_External *) odr_malloc(p->odr_out, sizeof(*ext));
2611 const char *doc = ZOOM_options_get(p->options, "doc");
2613 req->taskSpecificParameters = ext;
2614 ext->direct_reference = req->packageType;
2615 ext->descriptor = 0;
2616 ext->indirect_reference = 0;
2618 ext->which = Z_External_octet;
2619 ext->u.single_ASN1_type = (Odr_oct *)
2620 odr_malloc (p->odr_out, sizeof(Odr_oct));
2624 ext->u.single_ASN1_type->buf = (unsigned char*)
2625 odr_strdup(p->odr_out, doc);
2626 ext->u.single_ASN1_type->size = ext->u.single_ASN1_type->len = strlen(doc);
2630 static Z_APDU *create_update_package(ZOOM_package p)
2633 const char *first_db = "Default";
2635 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2636 const char *action = ZOOM_options_get(p->options, "action");
2637 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2638 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2639 const char *record_buf = ZOOM_options_get(p->options, "record");
2640 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2641 int syntax_oid = VAL_NONE;
2645 syntax_oid = oid_getvalbyname(syntax_str);
2648 record_buf = "void";
2649 syntax_oid = VAL_SUTRS;
2651 if (syntax_oid == VAL_NONE)
2652 syntax_oid = VAL_TEXT_XML;
2658 action = "specialUpdate";
2660 if (!strcmp(action, "recordInsert"))
2661 action_no = Z_IUOriginPartToKeep_recordInsert;
2662 else if (!strcmp(action, "recordReplace"))
2663 action_no = Z_IUOriginPartToKeep_recordReplace;
2664 else if (!strcmp(action, "recordDelete"))
2665 action_no = Z_IUOriginPartToKeep_recordDelete;
2666 else if (!strcmp(action, "elementUpdate"))
2667 action_no = Z_IUOriginPartToKeep_elementUpdate;
2668 else if (!strcmp(action, "specialUpdate"))
2669 action_no = Z_IUOriginPartToKeep_specialUpdate;
2673 apdu = create_es_package (p, VAL_DBUPDATE);
2676 Z_IUOriginPartToKeep *toKeep;
2677 Z_IUSuppliedRecords *notToKeep;
2678 Z_External *r = (Z_External *)
2679 odr_malloc (p->odr_out, sizeof(*r));
2681 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2683 r->direct_reference =
2684 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2687 r->which = Z_External_update;
2688 r->indirect_reference = 0;
2689 r->u.update = (Z_IUUpdate *)
2690 odr_malloc(p->odr_out, sizeof(*r->u.update));
2692 r->u.update->which = Z_IUUpdate_esRequest;
2693 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2694 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2695 toKeep = r->u.update->u.esRequest->toKeep =
2696 (Z_IUOriginPartToKeep *)
2697 odr_malloc(p->odr_out, sizeof(*toKeep));
2699 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2701 toKeep->elementSetName = 0;
2702 toKeep->actionQualifier = 0;
2703 toKeep->action = odr_intdup(p->odr_out, action_no);
2705 notToKeep = r->u.update->u.esRequest->notToKeep =
2706 (Z_IUSuppliedRecords *)
2707 odr_malloc(p->odr_out, sizeof(*notToKeep));
2709 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2710 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2711 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2712 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2713 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2716 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2717 odr_malloc (p->odr_out, sizeof(Odr_oct));
2718 notToKeep->elements[0]->u.opaque->size =
2719 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2720 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2721 odr_strdup(p->odr_out, recordIdOpaque);
2723 else if (recordIdNumber)
2725 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2727 notToKeep->elements[0]->u.number =
2728 odr_intdup(p->odr_out, atoi(recordIdNumber));
2731 notToKeep->elements[0]->u.opaque = 0;
2732 notToKeep->elements[0]->supplementalId = 0;
2733 notToKeep->elements[0]->correlationInfo = 0;
2734 notToKeep->elements[0]->record =
2735 z_ext_record(p->odr_out, syntax_oid,
2736 record_buf, strlen(record_buf));
2740 ODR print = odr_createmem(ODR_PRINT);
2742 z_APDU(print, &apdu, 0, 0);
2749 ZOOM_package_send (ZOOM_package p, const char *type)
2756 odr_reset (p->odr_out);
2759 if (!strcmp(type, "itemorder"))
2761 apdu = create_es_package (p, VAL_ITEMORDER);
2764 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2766 r->direct_reference =
2767 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2770 r->which = Z_External_itemOrder;
2771 r->indirect_reference = 0;
2772 r->u.itemOrder = encode_item_order (p);
2774 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2777 else if (!strcmp(type, "create")) /* create database */
2779 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2782 else if (!strcmp(type, "drop")) /* drop database */
2784 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2787 else if (!strcmp(type, "commit")) /* commit changes */
2789 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2792 else if (!strcmp(type, "update")) /* update record(s) */
2794 apdu = create_update_package(p);
2796 else if (!strcmp(type, "xmlupdate"))
2798 apdu = create_xmlupdate_package(p);
2802 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2806 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2807 task->u.package = p;
2808 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2809 p->buf_out = (char *) xmalloc (p->len_out);
2810 memcpy (p->buf_out, buf, p->len_out);
2815 while (ZOOM_event (1, &c))
2822 ZOOM_API(ZOOM_package)
2823 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2825 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2828 p->odr_out = odr_createmem (ODR_ENCODE);
2829 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2837 ZOOM_package_destroy(ZOOM_package p)
2842 if (p->refcount == 0)
2844 odr_destroy (p->odr_out);
2847 ZOOM_options_destroy (p->options);
2852 ZOOM_API(const char *)
2853 ZOOM_package_option_get (ZOOM_package p, const char *key)
2855 return ZOOM_options_get (p->options, key);
2860 ZOOM_package_option_set (ZOOM_package p, const char *key,
2863 ZOOM_options_set (p->options, key, val);
2866 static int ZOOM_connection_exec_task (ZOOM_connection c)
2868 ZOOM_task task = c->tasks;
2869 zoom_ret ret = zoom_complete;
2873 yaz_log(log_details, "%p ZOOM_connection_exec_task type=%d run=%d",
2874 c, task->which, task->running);
2875 if (c->error != ZOOM_ERROR_NONE)
2877 yaz_log(log_details, "%p ZOOM_connection_exec_task "
2878 "removing tasks because of error = %d", c, c->error);
2879 ZOOM_connection_remove_tasks (c);
2884 yaz_log(log_details, "%p ZOOM_connection_exec_task "
2885 "task already running", c);
2889 ret = zoom_complete;
2890 if (c->cs || task->which == ZOOM_TASK_CONNECT)
2892 switch (task->which)
2894 case ZOOM_TASK_SEARCH:
2895 if (c->proto == PROTO_HTTP)
2896 ret = ZOOM_connection_srw_send_search(c);
2898 ret = ZOOM_connection_send_search(c);
2900 case ZOOM_TASK_RETRIEVE:
2901 if (c->proto == PROTO_HTTP)
2902 ret = ZOOM_connection_srw_send_search(c);
2904 ret = send_present (c);
2906 case ZOOM_TASK_CONNECT:
2907 ret = do_connect(c);
2909 case ZOOM_TASK_SCAN:
2912 case ZOOM_TASK_PACKAGE:
2913 ret = send_package(c);
2915 case ZOOM_TASK_SORT:
2916 c->tasks->u.sort.resultset->r_sort_spec =
2917 c->tasks->u.sort.q->sort_spec;
2918 ret = send_sort(c, c->tasks->u.sort.resultset);
2924 yaz_log(log_details, "%p ZOOM_connection_exec_task "
2925 "remove tasks because no connection exist", c);
2926 ZOOM_connection_remove_tasks (c);
2928 if (ret == zoom_complete)
2930 yaz_log(log_details, "%p ZOOM_connection_exec_task "
2931 "task removed (complete)", c);
2932 ZOOM_connection_remove_task (c);
2935 yaz_log(log_details, "%p ZOOM_connection_exec_task "
2940 static zoom_ret send_sort_present (ZOOM_connection c)
2942 zoom_ret r = zoom_complete;
2944 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
2945 r = send_sort (c, c->tasks->u.search.resultset);
2946 if (r == zoom_complete)
2947 r = send_present (c);
2951 static int es_response (ZOOM_connection c,
2952 Z_ExtendedServicesResponse *res)
2954 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
2956 if (res->diagnostics && res->num_diagnostics > 0)
2957 response_diag(c, res->diagnostics[0]);
2958 if (res->taskPackage &&
2959 res->taskPackage->which == Z_External_extendedService)
2961 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
2962 Odr_oct *id = taskPackage->targetReference;
2965 ZOOM_options_setl (c->tasks->u.package->options,
2966 "targetReference", (char*) id->buf, id->len);
2968 if (res->taskPackage &&
2969 res->taskPackage->which == Z_External_octet)
2971 Odr_oct *doc = res->taskPackage->u.octet_aligned;
2972 ZOOM_options_setl (c->tasks->u.package->options,
2973 "xmlUpdateDoc", (char*) doc->buf, doc->len);
2978 static void interpret_init_diag(ZOOM_connection c,
2979 Z_DiagnosticFormat *diag)
2983 Z_DiagnosticFormat_s *ds = diag->elements[0];
2984 if (ds->which == Z_DiagnosticFormat_s_defaultDiagRec)
2985 response_default_diag(c, ds->u.defaultDiagRec);
2990 static void interpret_otherinformation_field(ZOOM_connection c,
2991 Z_OtherInformation *ui)
2994 for (i = 0; i < ui->num_elements; i++)
2996 Z_OtherInformationUnit *unit = ui->list[i];
2997 if (unit->which == Z_OtherInfo_externallyDefinedInfo &&
2998 unit->information.externallyDefinedInfo &&
2999 unit->information.externallyDefinedInfo->which ==
3002 interpret_init_diag(c, unit->information.externallyDefinedInfo->u.diag1);
3007 static void recv_apdu (ZOOM_connection c, Z_APDU *apdu)
3009 Z_InitResponse *initrs;
3012 yaz_log(log_details, "%p recv_apdu apdu->which=%d", c, apdu->which);
3015 case Z_APDU_initResponse:
3016 yaz_log(log_api, "%p recv_apd: Received Init response", c);
3017 initrs = apdu->u.initResponse;
3018 ZOOM_connection_option_set(c, "serverImplementationId",
3019 initrs->implementationId ?
3020 initrs->implementationId : "");
3021 ZOOM_connection_option_set(c, "serverImplementationName",
3022 initrs->implementationName ?
3023 initrs->implementationName : "");
3024 ZOOM_connection_option_set(c, "serverImplementationVersion",
3025 initrs->implementationVersion ?
3026 initrs->implementationVersion : "");
3027 /* Set the three old options too, for old applications */
3028 ZOOM_connection_option_set(c, "targetImplementationId",
3029 initrs->implementationId ?
3030 initrs->implementationId : "");
3031 ZOOM_connection_option_set(c, "targetImplementationName",
3032 initrs->implementationName ?
3033 initrs->implementationName : "");
3034 ZOOM_connection_option_set(c, "targetImplementationVersion",
3035 initrs->implementationVersion ?
3036 initrs->implementationVersion : "");
3037 if (!*initrs->result)
3039 Z_External *uif = initrs->userInformationField;
3041 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0); /* default error */
3043 if (uif && uif->which == Z_External_userInfo1)
3044 interpret_otherinformation_field(c, uif->u.userInfo1);
3049 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
3051 xfree (c->cookie_in);
3054 c->cookie_in = xstrdup(cookie);
3055 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
3056 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
3057 c->support_named_resultsets = 1;
3060 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3061 ZOOM_connection_remove_task (c);
3063 ZOOM_connection_exec_task (c);
3065 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
3067 NMEM tmpmem = nmem_create();
3068 Z_CharSetandLanguageNegotiation *p =
3069 yaz_get_charneg_record(initrs->otherInfo);
3073 char *charset = NULL, *lang = NULL;
3076 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
3077 yaz_log(log_details, "%p recv_apdu target accepted: "
3078 "charset %s, language %s, select %d",
3080 charset ? charset : "none", lang ? lang : "none", sel);
3082 ZOOM_connection_option_set (c, "negotiation-charset",
3085 ZOOM_connection_option_set (c, "negotiation-lang",
3088 ZOOM_connection_option_set (
3089 c, "negotiation-charset-in-effect-for-records",
3090 (sel != 0) ? "1" : "0");
3091 nmem_destroy(tmpmem);
3095 case Z_APDU_searchResponse:
3096 yaz_log(log_api, "%p recv_apdu Search response", c);
3097 handle_search_response (c, apdu->u.searchResponse);
3098 if (send_sort_present (c) == zoom_complete)
3099 ZOOM_connection_remove_task (c);
3101 case Z_APDU_presentResponse:
3102 yaz_log(log_api, "%p recv_apdu Present response", c);
3103 handle_present_response (c, apdu->u.presentResponse);
3104 if (send_present (c) == zoom_complete)
3105 ZOOM_connection_remove_task (c);
3107 case Z_APDU_sortResponse:
3108 yaz_log(log_api, "%p recv_apdu Sort response", c);
3109 sort_response (c, apdu->u.sortResponse);
3110 if (send_present (c) == zoom_complete)
3111 ZOOM_connection_remove_task (c);
3113 case Z_APDU_scanResponse:
3114 yaz_log(log_api, "%p recv_apdu Scan response", c);
3115 scan_response (c, apdu->u.scanResponse);
3116 ZOOM_connection_remove_task (c);
3118 case Z_APDU_extendedServicesResponse:
3119 yaz_log(log_api, "%p recv_apdu Extended Services response", c);
3120 es_response (c, apdu->u.extendedServicesResponse);
3121 ZOOM_connection_remove_task (c);
3124 yaz_log(log_api, "%p recv_apdu Close PDU", c);
3125 if (c->reconnect_ok)
3128 c->tasks->running = 0;
3129 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3133 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3138 yaz_log(log_api, "%p Received unknown PDU", c);
3139 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3145 static void handle_srw_response(ZOOM_connection c,
3146 Z_SRW_searchRetrieveResponse *res)
3148 ZOOM_resultset resultset = 0;
3156 if (c->tasks->which == ZOOM_TASK_SEARCH)
3157 resultset = c->tasks->u.search.resultset;
3158 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3159 resultset = c->tasks->u.retrieve.resultset;
3163 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3164 ZOOM_connection_put_event(c, event);
3166 resultset->size = 0;
3168 yaz_log(log_details, "%p handle_srw_response got SRW response OK", c);
3170 if (res->numberOfRecords)
3171 resultset->size = *res->numberOfRecords;
3173 for (i = 0; i<res->num_records; i++)
3177 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3178 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3180 if (res->records[i].recordPosition &&
3181 *res->records[i].recordPosition > 0)
3182 pos = *res->records[i].recordPosition - 1;
3184 pos = resultset->start + i;
3186 npr->databaseName = 0;
3187 npr->which = Z_NamePlusRecord_databaseRecord;
3188 npr->u.databaseRecord = (Z_External *)
3189 odr_malloc(c->odr_in, sizeof(Z_External));
3190 npr->u.databaseRecord->descriptor = 0;
3191 npr->u.databaseRecord->direct_reference =
3192 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3193 npr->u.databaseRecord->which = Z_External_octet;
3194 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3195 odr_malloc(c->odr_in, sizeof(Odr_oct));
3196 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3197 res->records[i].recordData_buf;
3198 npr->u.databaseRecord->u.octet_aligned->len =
3199 npr->u.databaseRecord->u.octet_aligned->size =
3200 res->records[i].recordData_len;
3201 record_cache_add (resultset, npr, pos);
3203 if (res->num_diagnostics > 0)
3205 const char *uri = res->diagnostics[0].uri;
3210 if ((cp = strrchr(uri, '/')))
3212 set_dset_error(c, code, uri,
3213 res->diagnostics[0].details, 0);
3216 nmem = odr_extract_mem(c->odr_in);
3217 nmem_transfer(resultset->odr->mem, nmem);
3223 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3226 const char *content_type = z_HTTP_header_lookup(hres->headers,
3228 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3231 yaz_log(log_details, "%p handle_http", c);
3233 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3235 Z_SOAP *soap_package = 0;
3237 Z_SOAP_Handler soap_handlers[2] = {
3238 {"http://www.loc.gov/zing/srw/", 0,
3239 (Z_SOAP_fun) yaz_srw_codec},
3242 ret = z_soap_codec(o, &soap_package,
3243 &hres->content_buf, &hres->content_len,
3245 if (!ret && soap_package->which == Z_SOAP_generic &&
3246 soap_package->u.generic->no == 0)
3248 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3249 if (sr->which == Z_SRW_searchRetrieve_response)
3250 handle_srw_response(c, sr->u.response);
3254 else if (!ret && (soap_package->which == Z_SOAP_fault
3255 || soap_package->which == Z_SOAP_error))
3257 set_HTTP_error(c, hres->code,
3258 soap_package->u.fault->fault_code,
3259 soap_package->u.fault->fault_string);
3266 if (hres->code != 200)
3267 set_HTTP_error(c, hres->code, 0, 0);
3269 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3272 ZOOM_connection_remove_task(c);
3273 if (!strcmp(hres->version, "1.0"))
3275 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3276 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3281 /* HTTP 1.1: only if no close we stay alive .. */
3282 if (connection_head && !strcmp(connection_head, "close"))
3288 static int do_read (ZOOM_connection c)
3293 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3294 ZOOM_connection_put_event (c, event);
3296 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3297 more = cs_more(c->cs);
3298 yaz_log(log_details, "%p do_read len=%d more=%d", c, r, more);
3303 if (c->reconnect_ok)
3306 c->reconnect_ok = 0;
3307 yaz_log(log_details, "%p do_read reconnect read", c);
3308 c->tasks->running = 0;
3309 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3313 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3322 odr_reset (c->odr_in);
3323 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3324 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3325 ZOOM_connection_put_event (c, event);
3327 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3330 int err = odr_geterrorx(c->odr_in, &x);
3332 const char *element = odr_getelement(c->odr_in);
3333 sprintf (msg, "ODR code %d:%d element=%-20s",
3334 err, x, element ? element : "<unknown>");
3335 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3338 else if (gdu->which == Z_GDU_Z3950)
3339 recv_apdu (c, gdu->u.z3950);
3340 else if (gdu->which == Z_GDU_HTTP_Response)
3343 handle_http (c, gdu->u.HTTP_Response);
3345 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3349 c->reconnect_ok = 0;
3354 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3359 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3360 ZOOM_connection_put_event (c, event);
3362 yaz_log(log_details, "%p do_write_ex len=%d", c, len_out);
3363 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3365 yaz_log(log_details, "%p do_write_ex write failed", c);
3366 if (c->reconnect_ok)
3369 c->reconnect_ok = 0;
3370 yaz_log(log_details, "%p do_write_ex reconnect write", c);
3371 c->tasks->running = 0;
3372 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3373 return zoom_pending;
3375 if (c->state == STATE_CONNECTING)
3376 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3378 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3380 return zoom_complete;
3384 c->mask = ZOOM_SELECT_EXCEPT;
3385 if (c->cs->io_pending & CS_WANT_WRITE)
3386 c->mask += ZOOM_SELECT_WRITE;
3387 if (c->cs->io_pending & CS_WANT_READ)
3388 c->mask += ZOOM_SELECT_READ;
3389 yaz_log(log_details, "%p do_write_ex write incomplete mask=%d",
3394 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3395 yaz_log(log_details, "%p do_write_ex write complete mask=%d",
3398 return zoom_pending;
3401 static zoom_ret do_write(ZOOM_connection c)
3403 return do_write_ex (c, c->buf_out, c->len_out);
3407 ZOOM_API(const char *)
3408 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3410 return ZOOM_options_get (c->options, key);
3414 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3417 ZOOM_options_set (c->options, key, val);
3421 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3422 const char *val, int len)
3424 ZOOM_options_setl (c->options, key, val, len);
3427 ZOOM_API(const char *)
3428 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3430 return ZOOM_options_get (r->options, key);
3434 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3437 ZOOM_options_set (r->options, key, val);
3442 ZOOM_connection_errcode (ZOOM_connection c)
3444 return ZOOM_connection_error (c, 0, 0);
3447 ZOOM_API(const char *)
3448 ZOOM_connection_errmsg (ZOOM_connection c)
3451 ZOOM_connection_error (c, &msg, 0);
3455 ZOOM_API(const char *)
3456 ZOOM_connection_addinfo (ZOOM_connection c)
3458 const char *addinfo;
3459 ZOOM_connection_error (c, 0, &addinfo);
3463 ZOOM_API(const char *)
3464 ZOOM_diag_str (int error)
3468 case ZOOM_ERROR_NONE:
3470 case ZOOM_ERROR_CONNECT:
3471 return "Connect failed";
3472 case ZOOM_ERROR_MEMORY:
3473 return "Out of memory";
3474 case ZOOM_ERROR_ENCODE:
3475 return "Encoding failed";
3476 case ZOOM_ERROR_DECODE:
3477 return "Decoding failed";
3478 case ZOOM_ERROR_CONNECTION_LOST:
3479 return "Connection lost";
3480 case ZOOM_ERROR_INIT:
3481 return "Init rejected";
3482 case ZOOM_ERROR_INTERNAL:
3483 return "Internal failure";
3484 case ZOOM_ERROR_TIMEOUT:
3486 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3487 return "Unsupported protocol";
3488 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3489 return "Unsupported query type";
3490 case ZOOM_ERROR_INVALID_QUERY:
3491 return "Invalid query";
3493 return diagbib1_str (error);
3498 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3499 const char **addinfo, const char **diagset)
3501 int error = c->error;
3504 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3505 *cp = ZOOM_diag_str(error);
3506 else if (!strcmp(c->diagset, "HTTP"))
3507 *cp = z_HTTP_errmsg(c->error);
3508 else if (!strcmp(c->diagset, "Bib-1"))
3509 *cp = ZOOM_diag_str(error);
3510 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3511 *cp = yaz_diag_srw_str(c->error);
3513 *cp = "Unknown error and diagnostic set";
3516 *addinfo = c->addinfo ? c->addinfo : "";
3518 *diagset = c->diagset ? c->diagset : "";
3523 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3524 const char **addinfo)
3526 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3529 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3531 ZOOM_Event event = 0;
3532 int r = cs_look(c->cs);
3533 yaz_log(log_details, "%p ZOOM_connection_do_io mask=%d cs_look=%d",
3538 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3539 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3541 ZOOM_connection_put_event (c, event);
3543 else if (r == CS_CONNECT)
3546 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3548 ret = cs_rcvconnect (c->cs);
3549 yaz_log(log_details, "%p ZOOM_connection_do_io "
3550 "cs_rcvconnect returned %d", c, ret);
3553 c->mask = ZOOM_SELECT_EXCEPT;
3554 if (c->cs->io_pending & CS_WANT_WRITE)
3555 c->mask += ZOOM_SELECT_WRITE;
3556 if (c->cs->io_pending & CS_WANT_READ)
3557 c->mask += ZOOM_SELECT_READ;
3558 ZOOM_connection_put_event (c, event);
3562 ZOOM_connection_put_event (c, event);
3564 if (c->proto == PROTO_Z3950)
3565 ZOOM_connection_send_init(c);
3568 /* no init request for SRW .. */
3569 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3570 ZOOM_connection_remove_task (c);
3572 ZOOM_connection_exec_task (c);
3574 c->state = STATE_ESTABLISHED;
3578 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3580 ZOOM_connection_put_event (c, event);
3585 if (mask & ZOOM_SELECT_READ)
3587 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3594 ZOOM_connection_last_event(ZOOM_connection cs)
3597 return ZOOM_EVENT_NONE;
3598 return cs->last_event;
3602 ZOOM_event (int no, ZOOM_connection *cs)
3604 int timeout = 30; /* default timeout in seconds */
3605 int timeout_set = 0; /* whether it was overriden at all */
3607 struct pollfd pollfds[1024];
3608 ZOOM_connection poll_cs[1024];
3611 fd_set input, output, except;
3616 for (i = 0; i<no; i++)
3618 ZOOM_connection c = cs[i];
3620 if (c && (event = ZOOM_connection_get_event(c)))
3622 ZOOM_Event_destroy (event);
3626 for (i = 0; i<no; i++)
3628 ZOOM_connection c = cs[i];
3630 if (c && ZOOM_connection_exec_task (c))
3632 if ((event = ZOOM_connection_get_event(c)))
3634 ZOOM_Event_destroy (event);
3647 for (i = 0; i<no; i++)
3649 ZOOM_connection c = cs[i];
3655 fd = z3950_connection_socket(c);
3656 mask = z3950_connection_mask(c);
3663 /* -1 is used for indefinite timeout (no timeout), so -2 here. */
3664 this_timeout = ZOOM_options_get_int (c->options, "timeout", -2);
3665 if (this_timeout != -2)
3667 /* ensure the minimum timeout is used */
3669 timeout = this_timeout;
3670 else if (this_timeout != -1 && this_timeout < timeout)
3671 timeout = this_timeout;
3677 short poll_events = 0;
3679 if (mask & ZOOM_SELECT_READ)
3680 poll_events += POLLIN;
3681 if (mask & ZOOM_SELECT_WRITE)
3682 poll_events += POLLOUT;
3683 if (mask & ZOOM_SELECT_EXCEPT)
3684 poll_events += POLLERR;
3685 pollfds[nfds].fd = fd;
3686 pollfds[nfds].events = poll_events;
3687 pollfds[nfds].revents = 0;
3692 if (mask & ZOOM_SELECT_READ)
3694 FD_SET (fd, &input);
3697 if (mask & ZOOM_SELECT_WRITE)
3699 FD_SET (fd, &output);
3702 if (mask & ZOOM_SELECT_EXCEPT)
3704 FD_SET (fd, &except);
3713 r = poll (pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
3714 for (i = 0; i<nfds; i++)
3716 ZOOM_connection c = poll_cs[i];
3720 if (pollfds[i].revents & POLLIN)
3721 mask += ZOOM_SELECT_READ;
3722 if (pollfds[i].revents & POLLOUT)
3723 mask += ZOOM_SELECT_WRITE;
3724 if (pollfds[i].revents & POLLERR)
3725 mask += ZOOM_SELECT_EXCEPT;
3727 ZOOM_connection_do_io(c, mask);
3729 else if (r == 0 && c->mask)
3731 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3732 /* timeout and this connection was waiting */
3733 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3735 ZOOM_connection_put_event(c, event);
3739 tv.tv_sec = timeout;
3741 r = select (max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
3742 for (i = 0; i<no; i++)
3744 ZOOM_connection c = cs[i];
3749 fd = z3950_connection_socket(c);
3753 /* no timeout and real socket */
3754 if (FD_ISSET(fd, &input))
3755 mask += ZOOM_SELECT_READ;
3756 if (FD_ISSET(fd, &output))
3757 mask += ZOOM_SELECT_WRITE;
3758 if (FD_ISSET(fd, &except))
3759 mask += ZOOM_SELECT_EXCEPT;
3761 ZOOM_connection_do_io(c, mask);
3763 if (r == 0 && c->mask)
3765 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3766 /* timeout and this connection was waiting */
3767 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3769 ZOOM_connection_put_event(c, event);
3773 for (i = 0; i<no; i++)
3775 ZOOM_connection c = cs[i];
3777 if (c && (event = ZOOM_connection_get_event(c)))
3779 ZOOM_Event_destroy (event);
3788 * indent-tabs-mode: nil
3790 * vim: shiftwidth=4 tabstop=8 expandtab