2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.50 2005-11-03 16:49:00 mike 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: 1.50 $");
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_queryExpressionTerm(ZOOM_options opt, const char *name,
2034 switch (term->which)
2036 case Z_Term_general:
2037 ZOOM_options_setl(opt, name,
2038 term->u.general->buf, term->u.general->len);
2040 case Z_Term_characterString:
2041 ZOOM_options_set(opt, name, term->u.characterString);
2043 case Z_Term_numeric:
2044 ZOOM_options_set_int(opt, name, *term->u.numeric);
2049 static void handle_queryExpression(ZOOM_options opt, const char *name,
2050 Z_QueryExpression *exp)
2056 case Z_QueryExpression_term:
2057 if (exp->u.term && exp->u.term->queryTerm)
2059 sprintf(opt_name, "%s.term", name);
2060 handle_queryExpressionTerm(opt, opt_name, exp->u.term->queryTerm);
2063 case Z_QueryExpression_query:
2068 static void handle_searchResult(ZOOM_connection c, ZOOM_resultset resultset,
2069 Z_OtherInformation *o)
2072 for (i = 0; o && i < o->num_elements; i++)
2074 if (o->list[i]->which == Z_OtherInfo_externallyDefinedInfo)
2076 Z_External *ext = o->list[i]->information.externallyDefinedInfo;
2078 if (ext->which == Z_External_searchResult1)
2081 Z_SearchInfoReport *sr = ext->u.searchResult1;
2084 ZOOM_options_set_int(
2085 resultset->options, "searchresult.size", sr->num);
2087 for (j = 0; j < sr->num; j++)
2089 Z_SearchInfoReport_s *ent =
2090 ext->u.searchResult1->elements[j];
2093 sprintf(pref, "searchresult.%d", j);
2095 if (ent->subqueryId)
2098 sprintf(opt_name, "%s.id", pref);
2099 ZOOM_options_set(resultset->options, opt_name,
2102 if (ent->subqueryExpression)
2105 sprintf(opt_name, "%s.subquery", pref);
2106 handle_queryExpression(resultset->options, opt_name,
2107 ent->subqueryExpression);
2109 if (ent->subqueryInterpretation)
2112 sprintf(opt_name, "%s.interpretation", pref);
2113 handle_queryExpression(resultset->options, opt_name,
2114 ent->subqueryInterpretation);
2116 if (ent->subqueryRecommendation)
2119 sprintf(opt_name, "%s.recommendation", pref);
2120 handle_queryExpression(resultset->options, opt_name,
2121 ent->subqueryRecommendation);
2123 if (ent->subqueryCount)
2126 sprintf(opt_name, "%s.count", pref);
2127 ZOOM_options_set_int(resultset->options, opt_name,
2128 *ent->subqueryCount);
2136 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
2138 ZOOM_resultset resultset;
2141 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2144 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2145 ZOOM_connection_put_event(c, event);
2147 resultset = c->tasks->u.search.resultset;
2149 handle_searchResult(c, resultset, sr->additionalSearchInfo);
2151 resultset->size = *sr->resultCount;
2152 handle_records (c, sr->records, 0);
2155 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2157 if (res->diagnostics && res->num_diagnostics > 0)
2158 response_diag (c, res->diagnostics[0]);
2161 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2163 NMEM nmem = odr_extract_mem (c->odr_in);
2166 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2168 scan = c->tasks->u.scan.scan;
2170 if (res->entries && res->entries->nonsurrogateDiagnostics)
2171 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2172 scan->scan_response = res;
2173 nmem_transfer (scan->odr->mem, nmem);
2175 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2176 if (res->positionOfTerm)
2177 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2178 if (res->scanStatus)
2179 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2180 if (res->numberOfEntriesReturned)
2181 ZOOM_options_set_int (scan->options, "number",
2182 *res->numberOfEntriesReturned);
2183 nmem_destroy (nmem);
2187 static zoom_ret send_sort (ZOOM_connection c,
2188 ZOOM_resultset resultset)
2191 resultset->r_sort_spec = 0;
2192 if (resultset->r_sort_spec)
2194 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2195 Z_SortRequest *req = apdu->u.sortRequest;
2197 req->num_inputResultSetNames = 1;
2198 req->inputResultSetNames = (Z_InternationalString **)
2199 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2200 req->inputResultSetNames[0] =
2201 odr_strdup (c->odr_out, resultset->setname);
2202 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2203 req->sortSequence = resultset->r_sort_spec;
2204 resultset->r_sort_spec = 0;
2205 return send_APDU (c, apdu);
2207 return zoom_complete;
2210 static zoom_ret send_present(ZOOM_connection c)
2213 Z_PresentRequest *req = 0;
2215 const char *syntax = 0;
2216 const char *elementSetName = 0;
2217 ZOOM_resultset resultset;
2221 yaz_log(log_details, "%p send_present no tasks", c);
2222 return zoom_complete;
2224 switch (c->tasks->which)
2226 case ZOOM_TASK_SEARCH:
2227 resultset = c->tasks->u.search.resultset;
2229 case ZOOM_TASK_RETRIEVE:
2230 resultset = c->tasks->u.retrieve.resultset;
2231 resultset->start = c->tasks->u.retrieve.start;
2232 resultset->count = c->tasks->u.retrieve.count;
2234 if (resultset->start >= resultset->size)
2236 yaz_log(log_details, "%p send_present start=%d >= size=%d",
2237 c, resultset->start, resultset->size);
2238 return zoom_complete;
2240 if (resultset->start + resultset->count > resultset->size)
2241 resultset->count = resultset->size - resultset->start;
2244 return zoom_complete;
2246 yaz_log(log_details, "%p send_present start=%d count=%d",
2247 c, resultset->start, resultset->count);
2249 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2250 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2252 if (c->error) /* don't continue on error */
2253 return zoom_complete;
2254 if (resultset->start < 0)
2255 return zoom_complete;
2256 for (i = 0; i<resultset->count; i++)
2259 record_cache_lookup (resultset, i + resultset->start);
2263 if (i == resultset->count)
2265 yaz_log(log_details, "%p send_present skip=%d no more to fetch", c, i);
2266 return zoom_complete;
2269 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2270 req = apdu->u.presentRequest;
2272 resultset->start += i;
2273 resultset->count -= i;
2276 yaz_log(log_details, "%p send_present skip=%d", c, i);
2278 *req->resultSetStartPoint = resultset->start + 1;
2279 *req->numberOfRecordsRequested = resultset->step>0 ?
2280 resultset->step : resultset->count;
2281 assert (*req->numberOfRecordsRequested > 0);
2284 if (syntax && *syntax)
2285 req->preferredRecordSyntax =
2286 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2288 if (resultset->schema && *resultset->schema)
2290 Z_RecordComposition *compo = (Z_RecordComposition *)
2291 odr_malloc (c->odr_out, sizeof(*compo));
2293 req->recordComposition = compo;
2294 compo->which = Z_RecordComp_complex;
2295 compo->u.complex = (Z_CompSpec *)
2296 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2297 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2298 odr_malloc(c->odr_out, sizeof(bool_t));
2299 *compo->u.complex->selectAlternativeSyntax = 0;
2301 compo->u.complex->generic = (Z_Specification *)
2302 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2304 compo->u.complex->generic->which = Z_Schema_oid;
2305 compo->u.complex->generic->schema.oid = (Odr_oid *)
2306 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2308 if (!compo->u.complex->generic->schema.oid)
2310 /* OID wasn't a schema! Try record syntax instead. */
2312 compo->u.complex->generic->schema.oid = (Odr_oid *)
2313 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2315 if (elementSetName && *elementSetName)
2317 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2318 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2319 compo->u.complex->generic->elementSpec->which =
2320 Z_ElementSpec_elementSetName;
2321 compo->u.complex->generic->elementSpec->u.elementSetName =
2322 odr_strdup (c->odr_out, elementSetName);
2325 compo->u.complex->generic->elementSpec = 0;
2326 compo->u.complex->num_dbSpecific = 0;
2327 compo->u.complex->dbSpecific = 0;
2328 compo->u.complex->num_recordSyntax = 0;
2329 compo->u.complex->recordSyntax = 0;
2331 else if (elementSetName && *elementSetName)
2333 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2334 odr_malloc (c->odr_out, sizeof(*esn));
2335 Z_RecordComposition *compo = (Z_RecordComposition *)
2336 odr_malloc (c->odr_out, sizeof(*compo));
2338 esn->which = Z_ElementSetNames_generic;
2339 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2340 compo->which = Z_RecordComp_simple;
2341 compo->u.simple = esn;
2342 req->recordComposition = compo;
2344 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2345 return send_APDU (c, apdu);
2348 ZOOM_API(ZOOM_scanset)
2349 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2351 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2353 scan->connection = c;
2354 scan->odr = odr_createmem (ODR_DECODE);
2355 scan->options = ZOOM_options_create_with_parent (c->options);
2357 scan->scan_response = 0;
2359 if ((scan->termListAndStartPoint =
2360 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2363 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2364 task->u.scan.scan = scan;
2369 while (ZOOM_event (1, &c))
2377 ZOOM_scanset_destroy (ZOOM_scanset scan)
2382 if (scan->refcount == 0)
2384 odr_destroy (scan->odr);
2386 ZOOM_options_destroy (scan->options);
2391 static zoom_ret send_package (ZOOM_connection c)
2395 yaz_log(log_details, "%p send_package", c);
2397 return zoom_complete;
2398 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2400 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2401 ZOOM_connection_put_event (c, event);
2403 return do_write_ex (c, c->tasks->u.package->buf_out,
2404 c->tasks->u.package->len_out);
2407 static zoom_ret send_scan (ZOOM_connection c)
2410 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2411 Z_ScanRequest *req = apdu->u.scanRequest;
2413 yaz_log(log_details, "%p send_scan", c);
2415 return zoom_complete;
2416 assert (c->tasks->which == ZOOM_TASK_SCAN);
2417 scan = c->tasks->u.scan.scan;
2419 req->termListAndStartPoint = scan->termListAndStartPoint;
2420 req->attributeSet = scan->attributeSet;
2422 *req->numberOfTermsRequested =
2423 ZOOM_options_get_int(scan->options, "number", 10);
2425 req->preferredPositionInResponse =
2426 odr_intdup (c->odr_out,
2427 ZOOM_options_get_int(scan->options, "position", 1));
2430 odr_intdup (c->odr_out,
2431 ZOOM_options_get_int(scan->options, "stepSize", 0));
2433 req->databaseNames = set_DatabaseNames (c, scan->options,
2434 &req->num_databaseNames);
2436 return send_APDU (c, apdu);
2440 ZOOM_scanset_size (ZOOM_scanset scan)
2442 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2444 return scan->scan_response->entries->num_entries;
2447 ZOOM_API(const char *)
2448 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2451 const char *term = 0;
2452 size_t noent = ZOOM_scanset_size (scan);
2453 Z_ScanResponse *res = scan->scan_response;
2459 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2461 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2463 if (t->term->which == Z_Term_general)
2465 term = (const char *) t->term->u.general->buf;
2466 *len = t->term->u.general->len;
2468 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2473 ZOOM_API(const char *)
2474 ZOOM_scanset_display_term (ZOOM_scanset scan, size_t pos,
2477 const char *term = 0;
2478 size_t noent = ZOOM_scanset_size (scan);
2479 Z_ScanResponse *res = scan->scan_response;
2485 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2487 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2491 term = t->displayTerm;
2492 *len = strlen(term);
2494 else if (t->term->which == Z_Term_general)
2496 term = (const char *) t->term->u.general->buf;
2497 *len = t->term->u.general->len;
2499 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2504 ZOOM_API(const char *)
2505 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2507 return ZOOM_options_get (scan->options, key);
2511 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2514 ZOOM_options_set (scan->options, key, val);
2517 static Z_APDU *create_es_package (ZOOM_package p, int type)
2520 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2521 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2523 *req->function = Z_ExtendedServicesRequest_create;
2525 str = ZOOM_options_get(p->options, "package-name");
2527 req->packageName = nmem_strdup (p->odr_out->mem, str);
2529 str = ZOOM_options_get(p->options, "user-id");
2531 req->userId = nmem_strdup (p->odr_out->mem, str);
2533 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2536 str = ZOOM_options_get(p->options, "function");
2539 if (!strcmp (str, "create"))
2541 if (!strcmp (str, "delete"))
2543 if (!strcmp (str, "modify"))
2549 static const char *ill_array_lookup (void *clientData, const char *idx)
2551 ZOOM_package p = (ZOOM_package) clientData;
2552 return ZOOM_options_get (p->options, idx+4);
2555 static Z_External *encode_ill_request (ZOOM_package p)
2557 ODR out = p->odr_out;
2560 struct ill_get_ctl ctl;
2562 ctl.odr = p->odr_out;
2564 ctl.f = ill_array_lookup;
2566 req = ill_get_ILLRequest(&ctl, "ill", 0);
2568 if (!ill_Request (out, &req, 0, 0))
2570 int ill_request_size;
2571 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2572 if (ill_request_buf)
2573 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2579 int illRequest_size = 0;
2580 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2582 oid.proto = PROTO_GENERAL;
2583 oid.oclass = CLASS_GENERAL;
2584 oid.value = VAL_ISO_ILL_1;
2586 r = (Z_External *) odr_malloc (out, sizeof(*r));
2587 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2588 r->indirect_reference = 0;
2590 r->which = Z_External_single;
2592 r->u.single_ASN1_type = (Odr_oct *)
2593 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2594 r->u.single_ASN1_type->buf = (unsigned char*)
2595 odr_malloc (out, illRequest_size);
2596 r->u.single_ASN1_type->len = illRequest_size;
2597 r->u.single_ASN1_type->size = illRequest_size;
2598 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2603 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2605 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2608 req->which = Z_IOItemOrder_esRequest;
2609 req->u.esRequest = (Z_IORequest *)
2610 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2612 /* to keep part ... */
2613 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2614 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2615 req->u.esRequest->toKeep->supplDescription = 0;
2616 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2617 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2619 str = ZOOM_options_get(p->options, "contact-name");
2620 req->u.esRequest->toKeep->contact->name = str ?
2621 nmem_strdup (p->odr_out->mem, str) : 0;
2623 str = ZOOM_options_get(p->options, "contact-phone");
2624 req->u.esRequest->toKeep->contact->phone = str ?
2625 nmem_strdup (p->odr_out->mem, str) : 0;
2627 str = ZOOM_options_get(p->options, "contact-email");
2628 req->u.esRequest->toKeep->contact->email = str ?
2629 nmem_strdup (p->odr_out->mem, str) : 0;
2631 req->u.esRequest->toKeep->addlBilling = 0;
2633 /* not to keep part ... */
2634 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2635 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2637 str = ZOOM_options_get(p->options, "itemorder-setname");
2642 req->u.esRequest->notToKeep->resultSetItem = 0;
2645 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2646 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2648 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2649 nmem_strdup (p->odr_out->mem, str);
2650 req->u.esRequest->notToKeep->resultSetItem->item =
2651 (int *) odr_malloc(p->odr_out, sizeof(int));
2653 str = ZOOM_options_get(p->options, "itemorder-item");
2654 *req->u.esRequest->notToKeep->resultSetItem->item =
2655 (str ? atoi(str) : 1);
2657 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2662 Z_APDU *create_admin_package(ZOOM_package p, int type,
2663 Z_ESAdminOriginPartToKeep **toKeepP,
2664 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2666 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2669 Z_ESAdminOriginPartToKeep *toKeep;
2670 Z_ESAdminOriginPartNotToKeep *notToKeep;
2671 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2672 const char *first_db = "Default";
2674 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2678 r->direct_reference =
2679 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2682 r->indirect_reference = 0;
2683 r->which = Z_External_ESAdmin;
2685 r->u.adminService = (Z_Admin *)
2686 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2687 r->u.adminService->which = Z_Admin_esRequest;
2688 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2689 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2691 toKeep = r->u.adminService->u.esRequest->toKeep =
2692 (Z_ESAdminOriginPartToKeep *)
2693 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2694 toKeep->which = type;
2695 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2696 toKeep->u.create = odr_nullval();
2697 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2699 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2700 (Z_ESAdminOriginPartNotToKeep *)
2701 odr_malloc(p->odr_out,
2702 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2703 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2704 notToKeep->u.recordsWillFollow = odr_nullval();
2708 *notToKeepP = notToKeep;
2713 static Z_APDU *create_xmlupdate_package(ZOOM_package p)
2715 Z_APDU *apdu = create_es_package(p, VAL_XMLES);
2716 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2717 Z_External *ext = (Z_External *) odr_malloc(p->odr_out, sizeof(*ext));
2718 const char *doc = ZOOM_options_get(p->options, "doc");
2720 req->taskSpecificParameters = ext;
2721 ext->direct_reference = req->packageType;
2722 ext->descriptor = 0;
2723 ext->indirect_reference = 0;
2725 ext->which = Z_External_octet;
2726 ext->u.single_ASN1_type = (Odr_oct *)
2727 odr_malloc (p->odr_out, sizeof(Odr_oct));
2731 ext->u.single_ASN1_type->buf = (unsigned char*)
2732 odr_strdup(p->odr_out, doc);
2733 ext->u.single_ASN1_type->size = ext->u.single_ASN1_type->len = strlen(doc);
2737 static Z_APDU *create_update_package(ZOOM_package p)
2740 const char *first_db = "Default";
2742 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2743 const char *action = ZOOM_options_get(p->options, "action");
2744 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2745 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2746 const char *record_buf = ZOOM_options_get(p->options, "record");
2747 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2748 int syntax_oid = VAL_NONE;
2752 syntax_oid = oid_getvalbyname(syntax_str);
2755 record_buf = "void";
2756 syntax_oid = VAL_SUTRS;
2758 if (syntax_oid == VAL_NONE)
2759 syntax_oid = VAL_TEXT_XML;
2765 action = "specialUpdate";
2767 if (!strcmp(action, "recordInsert"))
2768 action_no = Z_IUOriginPartToKeep_recordInsert;
2769 else if (!strcmp(action, "recordReplace"))
2770 action_no = Z_IUOriginPartToKeep_recordReplace;
2771 else if (!strcmp(action, "recordDelete"))
2772 action_no = Z_IUOriginPartToKeep_recordDelete;
2773 else if (!strcmp(action, "elementUpdate"))
2774 action_no = Z_IUOriginPartToKeep_elementUpdate;
2775 else if (!strcmp(action, "specialUpdate"))
2776 action_no = Z_IUOriginPartToKeep_specialUpdate;
2780 apdu = create_es_package (p, VAL_DBUPDATE);
2783 Z_IUOriginPartToKeep *toKeep;
2784 Z_IUSuppliedRecords *notToKeep;
2785 Z_External *r = (Z_External *)
2786 odr_malloc (p->odr_out, sizeof(*r));
2788 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2790 r->direct_reference =
2791 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2794 r->which = Z_External_update;
2795 r->indirect_reference = 0;
2796 r->u.update = (Z_IUUpdate *)
2797 odr_malloc(p->odr_out, sizeof(*r->u.update));
2799 r->u.update->which = Z_IUUpdate_esRequest;
2800 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2801 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2802 toKeep = r->u.update->u.esRequest->toKeep =
2803 (Z_IUOriginPartToKeep *)
2804 odr_malloc(p->odr_out, sizeof(*toKeep));
2806 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2808 toKeep->elementSetName = 0;
2809 toKeep->actionQualifier = 0;
2810 toKeep->action = odr_intdup(p->odr_out, action_no);
2812 notToKeep = r->u.update->u.esRequest->notToKeep =
2813 (Z_IUSuppliedRecords *)
2814 odr_malloc(p->odr_out, sizeof(*notToKeep));
2816 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2817 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2818 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2819 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2820 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2823 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2824 odr_malloc (p->odr_out, sizeof(Odr_oct));
2825 notToKeep->elements[0]->u.opaque->size =
2826 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2827 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2828 odr_strdup(p->odr_out, recordIdOpaque);
2830 else if (recordIdNumber)
2832 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2834 notToKeep->elements[0]->u.number =
2835 odr_intdup(p->odr_out, atoi(recordIdNumber));
2838 notToKeep->elements[0]->u.opaque = 0;
2839 notToKeep->elements[0]->supplementalId = 0;
2840 notToKeep->elements[0]->correlationInfo = 0;
2841 notToKeep->elements[0]->record =
2842 z_ext_record(p->odr_out, syntax_oid,
2843 record_buf, strlen(record_buf));
2847 ODR print = odr_createmem(ODR_PRINT);
2849 z_APDU(print, &apdu, 0, 0);
2856 ZOOM_package_send (ZOOM_package p, const char *type)
2863 odr_reset (p->odr_out);
2866 if (!strcmp(type, "itemorder"))
2868 apdu = create_es_package (p, VAL_ITEMORDER);
2871 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2873 r->direct_reference =
2874 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2877 r->which = Z_External_itemOrder;
2878 r->indirect_reference = 0;
2879 r->u.itemOrder = encode_item_order (p);
2881 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2884 else if (!strcmp(type, "create")) /* create database */
2886 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2889 else if (!strcmp(type, "drop")) /* drop database */
2891 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2894 else if (!strcmp(type, "commit")) /* commit changes */
2896 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2899 else if (!strcmp(type, "update")) /* update record(s) */
2901 apdu = create_update_package(p);
2903 else if (!strcmp(type, "xmlupdate"))
2905 apdu = create_xmlupdate_package(p);
2909 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2913 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2914 task->u.package = p;
2915 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2916 p->buf_out = (char *) xmalloc (p->len_out);
2917 memcpy (p->buf_out, buf, p->len_out);
2922 while (ZOOM_event (1, &c))
2929 ZOOM_API(ZOOM_package)
2930 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2932 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2935 p->odr_out = odr_createmem (ODR_ENCODE);
2936 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2944 ZOOM_package_destroy(ZOOM_package p)
2949 if (p->refcount == 0)
2951 odr_destroy (p->odr_out);
2954 ZOOM_options_destroy (p->options);
2959 ZOOM_API(const char *)
2960 ZOOM_package_option_get (ZOOM_package p, const char *key)
2962 return ZOOM_options_get (p->options, key);
2967 ZOOM_package_option_set (ZOOM_package p, const char *key,
2970 ZOOM_options_set (p->options, key, val);
2973 static int ZOOM_connection_exec_task (ZOOM_connection c)
2975 ZOOM_task task = c->tasks;
2976 zoom_ret ret = zoom_complete;
2980 yaz_log(log_details, "%p ZOOM_connection_exec_task type=%d run=%d",
2981 c, task->which, task->running);
2982 if (c->error != ZOOM_ERROR_NONE)
2984 yaz_log(log_details, "%p ZOOM_connection_exec_task "
2985 "removing tasks because of error = %d", c, c->error);
2986 ZOOM_connection_remove_tasks (c);
2991 yaz_log(log_details, "%p ZOOM_connection_exec_task "
2992 "task already running", c);
2996 ret = zoom_complete;
2997 if (c->cs || task->which == ZOOM_TASK_CONNECT)
2999 switch (task->which)
3001 case ZOOM_TASK_SEARCH:
3002 if (c->proto == PROTO_HTTP)
3003 ret = ZOOM_connection_srw_send_search(c);
3005 ret = ZOOM_connection_send_search(c);
3007 case ZOOM_TASK_RETRIEVE:
3008 if (c->proto == PROTO_HTTP)
3009 ret = ZOOM_connection_srw_send_search(c);
3011 ret = send_present (c);
3013 case ZOOM_TASK_CONNECT:
3014 ret = do_connect(c);
3016 case ZOOM_TASK_SCAN:
3019 case ZOOM_TASK_PACKAGE:
3020 ret = send_package(c);
3022 case ZOOM_TASK_SORT:
3023 c->tasks->u.sort.resultset->r_sort_spec =
3024 c->tasks->u.sort.q->sort_spec;
3025 ret = send_sort(c, c->tasks->u.sort.resultset);
3031 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3032 "remove tasks because no connection exist", c);
3033 ZOOM_connection_remove_tasks (c);
3035 if (ret == zoom_complete)
3037 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3038 "task removed (complete)", c);
3039 ZOOM_connection_remove_task (c);
3042 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3047 static zoom_ret send_sort_present (ZOOM_connection c)
3049 zoom_ret r = zoom_complete;
3051 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
3052 r = send_sort (c, c->tasks->u.search.resultset);
3053 if (r == zoom_complete)
3054 r = send_present (c);
3058 static int es_response (ZOOM_connection c,
3059 Z_ExtendedServicesResponse *res)
3061 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
3063 if (res->diagnostics && res->num_diagnostics > 0)
3064 response_diag(c, res->diagnostics[0]);
3065 if (res->taskPackage &&
3066 res->taskPackage->which == Z_External_extendedService)
3068 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
3069 Odr_oct *id = taskPackage->targetReference;
3072 ZOOM_options_setl (c->tasks->u.package->options,
3073 "targetReference", (char*) id->buf, id->len);
3075 if (res->taskPackage &&
3076 res->taskPackage->which == Z_External_octet)
3078 Odr_oct *doc = res->taskPackage->u.octet_aligned;
3079 ZOOM_options_setl (c->tasks->u.package->options,
3080 "xmlUpdateDoc", (char*) doc->buf, doc->len);
3085 static void interpret_init_diag(ZOOM_connection c,
3086 Z_DiagnosticFormat *diag)
3090 Z_DiagnosticFormat_s *ds = diag->elements[0];
3091 if (ds->which == Z_DiagnosticFormat_s_defaultDiagRec)
3092 response_default_diag(c, ds->u.defaultDiagRec);
3097 static void interpret_otherinformation_field(ZOOM_connection c,
3098 Z_OtherInformation *ui)
3101 for (i = 0; i < ui->num_elements; i++)
3103 Z_OtherInformationUnit *unit = ui->list[i];
3104 if (unit->which == Z_OtherInfo_externallyDefinedInfo &&
3105 unit->information.externallyDefinedInfo &&
3106 unit->information.externallyDefinedInfo->which ==
3109 interpret_init_diag(c, unit->information.externallyDefinedInfo->u.diag1);
3114 static void recv_apdu (ZOOM_connection c, Z_APDU *apdu)
3116 Z_InitResponse *initrs;
3119 yaz_log(log_details, "%p recv_apdu apdu->which=%d", c, apdu->which);
3122 case Z_APDU_initResponse:
3123 yaz_log(log_api, "%p recv_apd: Received Init response", c);
3124 initrs = apdu->u.initResponse;
3125 ZOOM_connection_option_set(c, "serverImplementationId",
3126 initrs->implementationId ?
3127 initrs->implementationId : "");
3128 ZOOM_connection_option_set(c, "serverImplementationName",
3129 initrs->implementationName ?
3130 initrs->implementationName : "");
3131 ZOOM_connection_option_set(c, "serverImplementationVersion",
3132 initrs->implementationVersion ?
3133 initrs->implementationVersion : "");
3134 /* Set the three old options too, for old applications */
3135 ZOOM_connection_option_set(c, "targetImplementationId",
3136 initrs->implementationId ?
3137 initrs->implementationId : "");
3138 ZOOM_connection_option_set(c, "targetImplementationName",
3139 initrs->implementationName ?
3140 initrs->implementationName : "");
3141 ZOOM_connection_option_set(c, "targetImplementationVersion",
3142 initrs->implementationVersion ?
3143 initrs->implementationVersion : "");
3144 if (!*initrs->result)
3146 Z_External *uif = initrs->userInformationField;
3148 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0); /* default error */
3150 if (uif && uif->which == Z_External_userInfo1)
3151 interpret_otherinformation_field(c, uif->u.userInfo1);
3156 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
3158 xfree (c->cookie_in);
3161 c->cookie_in = xstrdup(cookie);
3162 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
3163 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
3164 c->support_named_resultsets = 1;
3167 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3168 ZOOM_connection_remove_task (c);
3170 ZOOM_connection_exec_task (c);
3172 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
3174 NMEM tmpmem = nmem_create();
3175 Z_CharSetandLanguageNegotiation *p =
3176 yaz_get_charneg_record(initrs->otherInfo);
3180 char *charset = NULL, *lang = NULL;
3183 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
3184 yaz_log(log_details, "%p recv_apdu target accepted: "
3185 "charset %s, language %s, select %d",
3187 charset ? charset : "none", lang ? lang : "none", sel);
3189 ZOOM_connection_option_set (c, "negotiation-charset",
3192 ZOOM_connection_option_set (c, "negotiation-lang",
3195 ZOOM_connection_option_set (
3196 c, "negotiation-charset-in-effect-for-records",
3197 (sel != 0) ? "1" : "0");
3198 nmem_destroy(tmpmem);
3202 case Z_APDU_searchResponse:
3203 yaz_log(log_api, "%p recv_apdu Search response", c);
3204 handle_search_response (c, apdu->u.searchResponse);
3205 if (send_sort_present (c) == zoom_complete)
3206 ZOOM_connection_remove_task (c);
3208 case Z_APDU_presentResponse:
3209 yaz_log(log_api, "%p recv_apdu Present response", c);
3210 handle_present_response (c, apdu->u.presentResponse);
3211 if (send_present (c) == zoom_complete)
3212 ZOOM_connection_remove_task (c);
3214 case Z_APDU_sortResponse:
3215 yaz_log(log_api, "%p recv_apdu Sort response", c);
3216 sort_response (c, apdu->u.sortResponse);
3217 if (send_present (c) == zoom_complete)
3218 ZOOM_connection_remove_task (c);
3220 case Z_APDU_scanResponse:
3221 yaz_log(log_api, "%p recv_apdu Scan response", c);
3222 scan_response (c, apdu->u.scanResponse);
3223 ZOOM_connection_remove_task (c);
3225 case Z_APDU_extendedServicesResponse:
3226 yaz_log(log_api, "%p recv_apdu Extended Services response", c);
3227 es_response (c, apdu->u.extendedServicesResponse);
3228 ZOOM_connection_remove_task (c);
3231 yaz_log(log_api, "%p recv_apdu Close PDU", c);
3232 if (c->reconnect_ok)
3235 c->tasks->running = 0;
3236 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3240 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3245 yaz_log(log_api, "%p Received unknown PDU", c);
3246 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3252 static void handle_srw_response(ZOOM_connection c,
3253 Z_SRW_searchRetrieveResponse *res)
3255 ZOOM_resultset resultset = 0;
3263 if (c->tasks->which == ZOOM_TASK_SEARCH)
3264 resultset = c->tasks->u.search.resultset;
3265 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3266 resultset = c->tasks->u.retrieve.resultset;
3270 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3271 ZOOM_connection_put_event(c, event);
3273 resultset->size = 0;
3275 yaz_log(log_details, "%p handle_srw_response got SRW response OK", c);
3277 if (res->numberOfRecords)
3278 resultset->size = *res->numberOfRecords;
3280 for (i = 0; i<res->num_records; i++)
3284 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3285 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3287 if (res->records[i].recordPosition &&
3288 *res->records[i].recordPosition > 0)
3289 pos = *res->records[i].recordPosition - 1;
3291 pos = resultset->start + i;
3293 npr->databaseName = 0;
3294 npr->which = Z_NamePlusRecord_databaseRecord;
3295 npr->u.databaseRecord = (Z_External *)
3296 odr_malloc(c->odr_in, sizeof(Z_External));
3297 npr->u.databaseRecord->descriptor = 0;
3298 npr->u.databaseRecord->direct_reference =
3299 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3300 npr->u.databaseRecord->which = Z_External_octet;
3301 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3302 odr_malloc(c->odr_in, sizeof(Odr_oct));
3303 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3304 res->records[i].recordData_buf;
3305 npr->u.databaseRecord->u.octet_aligned->len =
3306 npr->u.databaseRecord->u.octet_aligned->size =
3307 res->records[i].recordData_len;
3308 record_cache_add (resultset, npr, pos);
3310 if (res->num_diagnostics > 0)
3312 const char *uri = res->diagnostics[0].uri;
3317 if ((cp = strrchr(uri, '/')))
3319 set_dset_error(c, code, uri,
3320 res->diagnostics[0].details, 0);
3323 nmem = odr_extract_mem(c->odr_in);
3324 nmem_transfer(resultset->odr->mem, nmem);
3330 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3333 const char *content_type = z_HTTP_header_lookup(hres->headers,
3335 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3338 yaz_log(log_details, "%p handle_http", c);
3340 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3342 Z_SOAP *soap_package = 0;
3344 Z_SOAP_Handler soap_handlers[2] = {
3345 {"http://www.loc.gov/zing/srw/", 0,
3346 (Z_SOAP_fun) yaz_srw_codec},
3349 ret = z_soap_codec(o, &soap_package,
3350 &hres->content_buf, &hres->content_len,
3352 if (!ret && soap_package->which == Z_SOAP_generic &&
3353 soap_package->u.generic->no == 0)
3355 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3356 if (sr->which == Z_SRW_searchRetrieve_response)
3357 handle_srw_response(c, sr->u.response);
3361 else if (!ret && (soap_package->which == Z_SOAP_fault
3362 || soap_package->which == Z_SOAP_error))
3364 set_HTTP_error(c, hres->code,
3365 soap_package->u.fault->fault_code,
3366 soap_package->u.fault->fault_string);
3373 if (hres->code != 200)
3374 set_HTTP_error(c, hres->code, 0, 0);
3376 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3379 ZOOM_connection_remove_task(c);
3380 if (!strcmp(hres->version, "1.0"))
3382 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3383 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3388 /* HTTP 1.1: only if no close we stay alive .. */
3389 if (connection_head && !strcmp(connection_head, "close"))
3395 static int do_read (ZOOM_connection c)
3400 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3401 ZOOM_connection_put_event (c, event);
3403 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3404 more = cs_more(c->cs);
3405 yaz_log(log_details, "%p do_read len=%d more=%d", c, r, more);
3410 if (c->reconnect_ok)
3413 c->reconnect_ok = 0;
3414 yaz_log(log_details, "%p do_read reconnect read", c);
3415 c->tasks->running = 0;
3416 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3420 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3429 odr_reset (c->odr_in);
3430 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3431 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3432 ZOOM_connection_put_event (c, event);
3434 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3437 int err = odr_geterrorx(c->odr_in, &x);
3439 const char *element = odr_getelement(c->odr_in);
3440 sprintf (msg, "ODR code %d:%d element=%-20s",
3441 err, x, element ? element : "<unknown>");
3442 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3445 else if (gdu->which == Z_GDU_Z3950)
3446 recv_apdu (c, gdu->u.z3950);
3447 else if (gdu->which == Z_GDU_HTTP_Response)
3450 handle_http (c, gdu->u.HTTP_Response);
3452 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3456 c->reconnect_ok = 0;
3461 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3466 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3467 ZOOM_connection_put_event (c, event);
3469 yaz_log(log_details, "%p do_write_ex len=%d", c, len_out);
3470 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3472 yaz_log(log_details, "%p do_write_ex write failed", c);
3473 if (c->reconnect_ok)
3476 c->reconnect_ok = 0;
3477 yaz_log(log_details, "%p do_write_ex reconnect write", c);
3478 c->tasks->running = 0;
3479 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3480 return zoom_pending;
3482 if (c->state == STATE_CONNECTING)
3483 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3485 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3487 return zoom_complete;
3491 c->mask = ZOOM_SELECT_EXCEPT;
3492 if (c->cs->io_pending & CS_WANT_WRITE)
3493 c->mask += ZOOM_SELECT_WRITE;
3494 if (c->cs->io_pending & CS_WANT_READ)
3495 c->mask += ZOOM_SELECT_READ;
3496 yaz_log(log_details, "%p do_write_ex write incomplete mask=%d",
3501 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3502 yaz_log(log_details, "%p do_write_ex write complete mask=%d",
3505 return zoom_pending;
3508 static zoom_ret do_write(ZOOM_connection c)
3510 return do_write_ex (c, c->buf_out, c->len_out);
3514 ZOOM_API(const char *)
3515 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3517 return ZOOM_options_get (c->options, key);
3520 ZOOM_API(const char *)
3521 ZOOM_connection_option_getl (ZOOM_connection c, const char *key, int *lenp)
3523 return ZOOM_options_getl (c->options, key, lenp);
3527 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3530 ZOOM_options_set (c->options, key, val);
3534 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3535 const char *val, int len)
3537 ZOOM_options_setl (c->options, key, val, len);
3540 ZOOM_API(const char *)
3541 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3543 return ZOOM_options_get (r->options, key);
3547 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3550 ZOOM_options_set (r->options, key, val);
3555 ZOOM_connection_errcode (ZOOM_connection c)
3557 return ZOOM_connection_error (c, 0, 0);
3560 ZOOM_API(const char *)
3561 ZOOM_connection_errmsg (ZOOM_connection c)
3564 ZOOM_connection_error (c, &msg, 0);
3568 ZOOM_API(const char *)
3569 ZOOM_connection_addinfo (ZOOM_connection c)
3571 const char *addinfo;
3572 ZOOM_connection_error (c, 0, &addinfo);
3576 ZOOM_API(const char *)
3577 ZOOM_diag_str (int error)
3581 case ZOOM_ERROR_NONE:
3583 case ZOOM_ERROR_CONNECT:
3584 return "Connect failed";
3585 case ZOOM_ERROR_MEMORY:
3586 return "Out of memory";
3587 case ZOOM_ERROR_ENCODE:
3588 return "Encoding failed";
3589 case ZOOM_ERROR_DECODE:
3590 return "Decoding failed";
3591 case ZOOM_ERROR_CONNECTION_LOST:
3592 return "Connection lost";
3593 case ZOOM_ERROR_INIT:
3594 return "Init rejected";
3595 case ZOOM_ERROR_INTERNAL:
3596 return "Internal failure";
3597 case ZOOM_ERROR_TIMEOUT:
3599 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3600 return "Unsupported protocol";
3601 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3602 return "Unsupported query type";
3603 case ZOOM_ERROR_INVALID_QUERY:
3604 return "Invalid query";
3606 return diagbib1_str (error);
3611 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3612 const char **addinfo, const char **diagset)
3614 int error = c->error;
3617 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3618 *cp = ZOOM_diag_str(error);
3619 else if (!strcmp(c->diagset, "HTTP"))
3620 *cp = z_HTTP_errmsg(c->error);
3621 else if (!strcmp(c->diagset, "Bib-1"))
3622 *cp = ZOOM_diag_str(error);
3623 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3624 *cp = yaz_diag_srw_str(c->error);
3626 *cp = "Unknown error and diagnostic set";
3629 *addinfo = c->addinfo ? c->addinfo : "";
3631 *diagset = c->diagset ? c->diagset : "";
3636 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3637 const char **addinfo)
3639 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3642 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3644 ZOOM_Event event = 0;
3645 int r = cs_look(c->cs);
3646 yaz_log(log_details, "%p ZOOM_connection_do_io mask=%d cs_look=%d",
3651 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3652 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3654 ZOOM_connection_put_event (c, event);
3656 else if (r == CS_CONNECT)
3659 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3661 ret = cs_rcvconnect (c->cs);
3662 yaz_log(log_details, "%p ZOOM_connection_do_io "
3663 "cs_rcvconnect returned %d", c, ret);
3666 c->mask = ZOOM_SELECT_EXCEPT;
3667 if (c->cs->io_pending & CS_WANT_WRITE)
3668 c->mask += ZOOM_SELECT_WRITE;
3669 if (c->cs->io_pending & CS_WANT_READ)
3670 c->mask += ZOOM_SELECT_READ;
3671 ZOOM_connection_put_event (c, event);
3675 ZOOM_connection_put_event (c, event);
3677 if (c->proto == PROTO_Z3950)
3678 ZOOM_connection_send_init(c);
3681 /* no init request for SRW .. */
3682 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3683 ZOOM_connection_remove_task (c);
3685 ZOOM_connection_exec_task (c);
3687 c->state = STATE_ESTABLISHED;
3691 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3693 ZOOM_connection_put_event (c, event);
3698 if (mask & ZOOM_SELECT_READ)
3700 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3707 ZOOM_connection_last_event(ZOOM_connection cs)
3710 return ZOOM_EVENT_NONE;
3711 return cs->last_event;
3715 ZOOM_event (int no, ZOOM_connection *cs)
3717 int timeout = 30; /* default timeout in seconds */
3718 int timeout_set = 0; /* whether it was overriden at all */
3720 struct pollfd pollfds[1024];
3721 ZOOM_connection poll_cs[1024];
3724 fd_set input, output, except;
3729 for (i = 0; i<no; i++)
3731 ZOOM_connection c = cs[i];
3733 if (c && (event = ZOOM_connection_get_event(c)))
3735 ZOOM_Event_destroy (event);
3739 for (i = 0; i<no; i++)
3741 ZOOM_connection c = cs[i];
3743 if (c && ZOOM_connection_exec_task (c))
3745 if ((event = ZOOM_connection_get_event(c)))
3747 ZOOM_Event_destroy (event);
3760 for (i = 0; i<no; i++)
3762 ZOOM_connection c = cs[i];
3768 fd = z3950_connection_socket(c);
3769 mask = z3950_connection_mask(c);
3776 /* -1 is used for indefinite timeout (no timeout), so -2 here. */
3777 this_timeout = ZOOM_options_get_int (c->options, "timeout", -2);
3778 if (this_timeout != -2)
3780 /* ensure the minimum timeout is used */
3782 timeout = this_timeout;
3783 else if (this_timeout != -1 && this_timeout < timeout)
3784 timeout = this_timeout;
3790 short poll_events = 0;
3792 if (mask & ZOOM_SELECT_READ)
3793 poll_events += POLLIN;
3794 if (mask & ZOOM_SELECT_WRITE)
3795 poll_events += POLLOUT;
3796 if (mask & ZOOM_SELECT_EXCEPT)
3797 poll_events += POLLERR;
3798 pollfds[nfds].fd = fd;
3799 pollfds[nfds].events = poll_events;
3800 pollfds[nfds].revents = 0;
3805 if (mask & ZOOM_SELECT_READ)
3807 FD_SET (fd, &input);
3810 if (mask & ZOOM_SELECT_WRITE)
3812 FD_SET (fd, &output);
3815 if (mask & ZOOM_SELECT_EXCEPT)
3817 FD_SET (fd, &except);
3826 r = poll (pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
3827 for (i = 0; i<nfds; i++)
3829 ZOOM_connection c = poll_cs[i];
3833 if (pollfds[i].revents & POLLIN)
3834 mask += ZOOM_SELECT_READ;
3835 if (pollfds[i].revents & POLLOUT)
3836 mask += ZOOM_SELECT_WRITE;
3837 if (pollfds[i].revents & POLLERR)
3838 mask += ZOOM_SELECT_EXCEPT;
3840 ZOOM_connection_do_io(c, mask);
3842 else if (r == 0 && c->mask)
3844 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3845 /* timeout and this connection was waiting */
3846 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3848 ZOOM_connection_put_event(c, event);
3852 tv.tv_sec = timeout;
3854 r = select (max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
3855 for (i = 0; i<no; i++)
3857 ZOOM_connection c = cs[i];
3862 fd = z3950_connection_socket(c);
3866 /* no timeout and real socket */
3867 if (FD_ISSET(fd, &input))
3868 mask += ZOOM_SELECT_READ;
3869 if (FD_ISSET(fd, &output))
3870 mask += ZOOM_SELECT_WRITE;
3871 if (FD_ISSET(fd, &except))
3872 mask += ZOOM_SELECT_EXCEPT;
3874 ZOOM_connection_do_io(c, mask);
3876 if (r == 0 && c->mask)
3878 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3879 /* timeout and this connection was waiting */
3880 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3882 ZOOM_connection_put_event(c, event);
3886 for (i = 0; i<no; i++)
3888 ZOOM_connection c = cs[i];
3890 if (c && (event = ZOOM_connection_get_event(c)))
3892 ZOOM_Event_destroy (event);
3901 * indent-tabs-mode: nil
3903 * vim: shiftwidth=4 tabstop=8 expandtab