2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.52 2005-11-16 16:07:52 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 * This is the old result-set sorting API, which is maintained only
649 * for the sake of binary compatibility. There is no reason ever to
650 * use this rather than ZOOM_resultset_sort1().
653 ZOOM_resultset_sort(ZOOM_resultset r,
654 const char *sort_type, const char *sort_spec)
656 (void) ZOOM_resultset_sort1(r, sort_type, sort_spec);
660 ZOOM_resultset_sort1(ZOOM_resultset r,
661 const char *sort_type, const char *sort_spec)
663 ZOOM_connection c = r->connection;
667 newq = ZOOM_query_create();
668 if (ZOOM_query_sortby(newq, sort_spec) < 0)
671 yaz_log(log_api, "%p ZOOM_resultset_sort r=%p sort_type=%s sort_spec=%s",
672 r, r, sort_type, sort_spec);
676 if (c->host_port && c->proto == PROTO_HTTP)
680 yaz_log(log_details, "%p ZOOM_resultset_sort: no comstack", r);
681 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
685 yaz_log(log_details, "%p ZOOM_resultset_sort: prepare reconnect",
691 ZOOM_resultset_cache_reset(r);
692 task = ZOOM_connection_add_task (c, ZOOM_TASK_SORT);
693 task->u.sort.resultset = r;
694 task->u.sort.q = newq;
696 ZOOM_resultset_addref (r);
700 while (ZOOM_event (1, &c))
708 ZOOM_resultset_cache_reset(ZOOM_resultset r)
710 ZOOM_record_cache rc;
712 for (rc = r->record_cache; rc; rc = rc->next)
714 if (rc->rec.wrbuf_marc)
715 wrbuf_free (rc->rec.wrbuf_marc, 1);
716 if (rc->rec.wrbuf_iconv)
717 wrbuf_free (rc->rec.wrbuf_iconv, 1);
718 if (rc->rec.wrbuf_opac)
719 wrbuf_free (rc->rec.wrbuf_opac, 1);
725 ZOOM_resultset_destroy(ZOOM_resultset r)
730 yaz_log(log_details, "%p ZOOM_resultset_destroy r=%p count=%d",
732 if (r->refcount == 0)
734 ZOOM_resultset_cache_reset(r);
738 /* remove ourselves from the resultsets in connection */
739 ZOOM_resultset *rp = &r->connection->resultsets;
742 assert (*rp); /* we must be in this list!! */
744 { /* OK, we're here - take us out of it */
751 ZOOM_query_destroy (r->query);
752 ZOOM_options_destroy (r->options);
753 odr_destroy (r->odr);
761 ZOOM_resultset_size (ZOOM_resultset r)
766 static void do_close (ZOOM_connection c)
772 c->state = STATE_IDLE;
775 static void ZOOM_resultset_retrieve (ZOOM_resultset r,
776 int force_sync, int start, int count)
784 yaz_log(log_details, "%p ZOOM_resultset_retrieve force_sync=%d start=%d"
785 " count=%d", r, force_sync, start, count);
790 if (c->host_port && c->proto == PROTO_HTTP)
794 yaz_log(log_details, "%p ZOOM_resultset_retrieve: no comstack", r);
795 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
799 yaz_log(log_details, "%p ZOOM_resultset_retrieve: prepare "
804 task = ZOOM_connection_add_task (c, ZOOM_TASK_RETRIEVE);
805 task->u.retrieve.resultset = r;
806 task->u.retrieve.start = start;
807 task->u.retrieve.count = count;
809 cp = ZOOM_options_get (r->options, "schema");
812 if (!r->schema || strcmp(r->schema, cp))
815 r->schema = xstrdup(cp);
819 ZOOM_resultset_addref (r);
821 if (!r->connection->async || force_sync)
822 while (r->connection && ZOOM_event (1, &r->connection))
827 ZOOM_resultset_records (ZOOM_resultset r, ZOOM_record *recs,
828 size_t start, size_t count)
830 int force_present = 0;
834 yaz_log(log_api, "%p ZOOM_resultset_records r=%p start=%d count=%d",
838 ZOOM_resultset_retrieve (r, force_present, start, count);
842 for (i = 0; i< count; i++)
843 recs[i] = ZOOM_resultset_record_immediate (r, i+start);
847 static void get_cert(ZOOM_connection c)
852 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
854 ZOOM_connection_option_setl(c, "sslPeerCert",
860 static zoom_ret do_connect (ZOOM_connection c)
863 const char *effective_host;
866 effective_host = c->proxy;
868 effective_host = c->host_port;
870 yaz_log(log_details, "%p do_connect effective_host=%s", c, effective_host);
874 c->cs = cs_create_host (effective_host, 0, &add);
876 if (c->cs && c->cs->protocol == PROTO_HTTP)
879 const char *path = 0;
881 c->proto = PROTO_HTTP;
882 cs_get_host_args(c->host_port, &path);
884 c->path = (char*) xmalloc(strlen(path)+2);
886 strcpy (c->path+1, path);
888 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
890 return zoom_complete;
895 int ret = cs_connect (c->cs, add);
898 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
899 ZOOM_connection_put_event(c, event);
901 if (c->proto == PROTO_Z3950)
902 ZOOM_connection_send_init(c);
905 /* no init request for SRW .. */
906 assert (c->tasks->which == ZOOM_TASK_CONNECT);
907 ZOOM_connection_remove_task (c);
909 ZOOM_connection_exec_task (c);
911 c->state = STATE_ESTABLISHED;
916 c->state = STATE_CONNECTING;
917 c->mask = ZOOM_SELECT_EXCEPT;
918 if (c->cs->io_pending & CS_WANT_WRITE)
919 c->mask += ZOOM_SELECT_WRITE;
920 if (c->cs->io_pending & CS_WANT_READ)
921 c->mask += ZOOM_SELECT_READ;
925 c->state = STATE_IDLE;
926 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, effective_host);
927 return zoom_complete;
930 int z3950_connection_socket(ZOOM_connection c)
933 return cs_fileno(c->cs);
937 int z3950_connection_mask(ZOOM_connection c)
944 static void otherInfo_attach (ZOOM_connection c, Z_APDU *a, ODR out)
947 for (i = 0; i<200; i++)
950 Z_OtherInformation **oi;
956 sprintf (buf, "otherInfo%d", i);
957 val = ZOOM_options_get (c->options, buf);
960 cp = strchr(val, ':');
964 if (len >= sizeof(buf))
966 memcpy (buf, val, len);
968 oidval = oid_getvalbyname (buf);
969 if (oidval == VAL_NONE)
973 yaz_oi_set_string_oidval(oi, out, oidval, 1, cp+1);
977 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
982 Z_OtherInformation **oi;
984 yaz_oi_set_string_oidval(oi, out, VAL_COOKIE, 1, c->cookie_out);
988 Z_OtherInformation **oi;
990 yaz_oi_set_string_oidval(oi, out, VAL_CLIENT_IP, 1, c->client_IP);
992 otherInfo_attach (c, a, out);
993 if (!z_APDU(out, &a, 0, 0))
995 FILE *outf = fopen("/tmp/apdu.txt", "a");
998 ODR odr_pr = odr_createmem(ODR_PRINT);
999 fprintf (outf, "a=%p\n", a);
1000 odr_setprint(odr_pr, outf);
1001 z_APDU(odr_pr, &a, 0, 0);
1002 odr_destroy(odr_pr);
1004 yaz_log(log_api, "%p encoding_APDU: encoding failed", c);
1005 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
1009 yaz_log(log_details, "%p encoding_APDU encoding OK", c);
1013 static zoom_ret send_APDU (ZOOM_connection c, Z_APDU *a)
1017 if (encode_APDU(c, a, c->odr_out))
1018 return zoom_complete;
1019 yaz_log(log_details, "%p send APDU type=%d", c, a->which);
1020 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1021 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1022 ZOOM_connection_put_event (c, event);
1023 odr_reset(c->odr_out);
1024 return do_write (c);
1027 /* returns 1 if PDU was sent OK (still pending )
1028 0 if PDU was not sent OK (nothing to wait for)
1031 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c)
1033 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
1034 Z_InitRequest *ireq = apdu->u.initRequest;
1035 Z_IdAuthentication *auth = (Z_IdAuthentication *)
1036 odr_malloc(c->odr_out, sizeof(*auth));
1037 const char *auth_groupId = ZOOM_options_get (c->options, "group");
1038 const char *auth_userId = ZOOM_options_get (c->options, "user");
1039 const char *auth_password = ZOOM_options_get (c->options, "password");
1042 /* support the pass for backwards compatibility */
1044 auth_password = ZOOM_options_get (c->options, "pass");
1046 ODR_MASK_SET(ireq->options, Z_Options_search);
1047 ODR_MASK_SET(ireq->options, Z_Options_present);
1048 ODR_MASK_SET(ireq->options, Z_Options_scan);
1049 ODR_MASK_SET(ireq->options, Z_Options_sort);
1050 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1051 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1053 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1054 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1055 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1057 /* Index Data's Z39.50 Implementor Id is 81 */
1058 ireq->implementationId = odr_prepend(c->odr_out,
1059 ZOOM_options_get(c->options, "implementationId"),
1060 odr_prepend(c->odr_out, "81", ireq->implementationId));
1062 ireq->implementationName = odr_prepend(c->odr_out,
1063 ZOOM_options_get(c->options, "implementationName"),
1064 odr_prepend(c->odr_out, "ZOOM-C", ireq->implementationName));
1066 version = odr_strdup(c->odr_out, "$Revision: 1.52 $");
1067 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1068 version[strlen(version)-2] = '\0';
1069 ireq->implementationVersion = odr_prepend(c->odr_out,
1070 ZOOM_options_get(c->options, "implementationVersion"),
1071 odr_prepend(c->odr_out, &version[11], ireq->implementationVersion));
1073 *ireq->maximumRecordSize =
1074 ZOOM_options_get_int (c->options, "maximumRecordSize", 1024*1024);
1075 *ireq->preferredMessageSize =
1076 ZOOM_options_get_int (c->options, "preferredMessageSize", 1024*1024);
1078 if (auth_groupId || auth_password)
1080 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1083 if (auth_groupId && *auth_groupId)
1085 pass->groupId = (char *)
1086 odr_malloc(c->odr_out, strlen(auth_groupId)+1);
1087 strcpy(pass->groupId, auth_groupId);
1091 if (auth_userId && *auth_userId)
1093 pass->userId = (char *)
1094 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1095 strcpy(pass->userId, auth_userId);
1099 if (auth_password && *auth_password)
1101 pass->password = (char *)
1102 odr_malloc(c->odr_out, strlen(auth_password)+1);
1103 strcpy(pass->password, auth_password);
1108 auth->which = Z_IdAuthentication_idPass;
1109 auth->u.idPass = pass;
1110 ireq->idAuthentication = auth;
1113 else if (auth_userId)
1115 auth->which = Z_IdAuthentication_open;
1116 auth->u.open = (char *)
1117 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1118 strcpy(auth->u.open, auth_userId);
1119 ireq->idAuthentication = auth;
1122 yaz_oi_set_string_oidval(&ireq->otherInfo, c->odr_out,
1123 VAL_PROXY, 1, c->host_port);
1124 if (c->charset || c->lang)
1126 Z_OtherInformation **oi;
1127 Z_OtherInformationUnit *oi_unit;
1129 yaz_oi_APDU(apdu, &oi);
1131 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1133 char **charsets_addresses = 0;
1134 char **langs_addresses = 0;
1135 int charsets_count = 0;
1136 int langs_count = 0;
1139 nmem_strsplit_blank(c->odr_out->mem, c->charset,
1140 &charsets_addresses, &charsets_count);
1142 nmem_strsplit_blank(c->odr_out->mem, c->lang,
1143 &langs_addresses, &langs_count);
1144 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1145 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1146 oi_unit->information.externallyDefinedInfo =
1147 yaz_set_proposal_charneg(c->odr_out,
1148 (const char **) charsets_addresses,
1150 (const char **) langs_addresses,
1156 return send_APDU (c, apdu);
1160 static zoom_ret send_srw (ZOOM_connection c, Z_SRW_PDU *sr)
1163 Z_SOAP_Handler h[2] = {
1164 {"http://www.loc.gov/zing/srw/", 0, (Z_SOAP_fun) yaz_srw_codec},
1167 ODR o = odr_createmem(ODR_ENCODE);
1169 Z_SOAP *p = (Z_SOAP*) odr_malloc(o, sizeof(*p));
1173 gdu = z_get_HTTP_Request(c->odr_out);
1174 gdu->u.HTTP_Request->path = c->path;
1178 const char *cp0 = strstr(c->host_port, "://");
1179 const char *cp1 = 0;
1185 cp1 = strchr(cp0, '/');
1187 cp1 = cp0+strlen(cp0);
1191 char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
1192 memcpy (h, cp0, cp1 - cp0);
1194 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1199 strcpy(ctype, "text/xml");
1200 if (c->charset && strlen(c->charset) < 20)
1202 strcat(ctype, "; charset=");
1203 strcat(ctype, c->charset);
1205 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1206 "Content-Type", ctype);
1207 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1208 "SOAPAction", "\"\"");
1209 p->which = Z_SOAP_generic;
1210 p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
1211 p->u.generic->no = 0;
1212 p->u.generic->ns = 0;
1213 p->u.generic->p = sr;
1214 p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
1216 ret = z_soap_codec_enc(o, &p,
1217 &gdu->u.HTTP_Request->content_buf,
1218 &gdu->u.HTTP_Request->content_len, h,
1221 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1222 return zoom_complete;
1223 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1227 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1228 ZOOM_connection_put_event (c, event);
1229 odr_reset(c->odr_out);
1230 return do_write (c);
1235 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1238 ZOOM_resultset resultset = 0;
1240 const char *recordPacking = 0;
1242 if (c->error) /* don't continue on error */
1243 return zoom_complete;
1245 if (c->tasks->which == ZOOM_TASK_SEARCH)
1247 resultset = c->tasks->u.search.resultset;
1248 resultset->setname = xstrdup ("default");
1249 ZOOM_options_set (resultset->options, "setname", resultset->setname);
1251 else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
1253 resultset = c->tasks->u.retrieve.resultset;
1255 resultset->start = c->tasks->u.retrieve.start;
1256 resultset->count = c->tasks->u.retrieve.count;
1258 if (resultset->start >= resultset->size)
1259 return zoom_complete;
1260 if (resultset->start + resultset->count > resultset->size)
1261 resultset->count = resultset->size - resultset->start;
1263 for (i = 0; i<resultset->count; i++)
1266 record_cache_lookup (resultset, i + resultset->start);
1270 if (i == resultset->count)
1271 return zoom_complete;
1273 assert(resultset->query);
1275 sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
1277 if (resultset->query->z_query->which == Z_Query_type_104
1278 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1281 sr->u.request->query_type = Z_SRW_query_type_cql;
1282 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1284 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1285 resultset->query->z_query->u.type_1)
1287 sr->u.request->query_type = Z_SRW_query_type_pqf;
1288 sr->u.request->query.pqf = resultset->query->query_string;
1292 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1293 return zoom_complete;
1295 sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
1296 sr->u.request->maximumRecords = odr_intdup (
1297 c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
1298 sr->u.request->recordSchema = resultset->schema;
1300 recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
1303 sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
1305 return send_srw(c, sr);
1308 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1310 return zoom_complete;
1314 static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
1317 int lslb, ssub, mspn;
1319 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1320 Z_SearchRequest *search_req = apdu->u.searchRequest;
1321 const char *elementSetName;
1322 const char *smallSetElementSetName;
1323 const char *mediumSetElementSetName;
1326 assert (c->tasks->which == ZOOM_TASK_SEARCH);
1328 r = c->tasks->u.search.resultset;
1330 yaz_log(log_details, "%p ZOOM_connection_send_search set=%p", c, r);
1333 ZOOM_options_get (r->options, "elementSetName");
1334 smallSetElementSetName =
1335 ZOOM_options_get (r->options, "smallSetElementSetName");
1336 mediumSetElementSetName =
1337 ZOOM_options_get (r->options, "mediumSetElementSetName");
1339 if (!smallSetElementSetName)
1340 smallSetElementSetName = elementSetName;
1342 if (!mediumSetElementSetName)
1343 mediumSetElementSetName = elementSetName;
1348 /* prepare query for the search request */
1349 search_req->query = r->query->z_query;
1350 if (!search_req->query)
1352 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1353 return zoom_complete;
1356 search_req->databaseNames =
1357 set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
1359 /* get syntax (no need to provide unless piggyback is in effect) */
1360 syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
1362 lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
1363 ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
1364 mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
1365 if (lslb != -1 && ssub != -1 && mspn != -1)
1367 /* So're a Z39.50 expert? Let's hope you don't do sort */
1368 *search_req->largeSetLowerBound = lslb;
1369 *search_req->smallSetUpperBound = ssub;
1370 *search_req->mediumSetPresentNumber = mspn;
1372 else if (r->start == 0 && r->count > 0
1373 && r->piggyback && !r->r_sort_spec && !r->schema)
1375 /* Regular piggyback - do it unless we're going to do sort */
1376 *search_req->largeSetLowerBound = 2000000000;
1377 *search_req->smallSetUpperBound = 1;
1378 *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
1382 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1383 smallSetElementSetName = 0;
1384 mediumSetElementSetName = 0;
1387 if (smallSetElementSetName && *smallSetElementSetName)
1389 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1390 odr_malloc (c->odr_out, sizeof(*esn));
1392 esn->which = Z_ElementSetNames_generic;
1393 esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
1394 search_req->smallSetElementSetNames = esn;
1396 if (mediumSetElementSetName && *mediumSetElementSetName)
1398 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1399 odr_malloc (c->odr_out, sizeof(*esn));
1401 esn->which = Z_ElementSetNames_generic;
1402 esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
1403 search_req->mediumSetElementSetNames = esn;
1406 search_req->preferredRecordSyntax =
1407 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
1411 if (c->support_named_resultsets)
1415 /* find the lowest unused ordinal so that we re-use
1416 result sets on the server. */
1417 for (ord = 1; ; ord++)
1420 sprintf (setname, "%d", ord);
1421 for (rp = c->resultsets; rp; rp = rp->next)
1422 if (rp->setname && !strcmp (rp->setname, setname))
1427 r->setname = xstrdup (setname);
1428 yaz_log(log_details, "%p ZOOM_connection_send_search: allocating "
1429 "set %s", c, r->setname);
1433 yaz_log(log_details, "%p ZOOM_connection_send_search: using "
1435 r->setname = xstrdup ("default");
1437 ZOOM_options_set (r->options, "setname", r->setname);
1439 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1440 return send_APDU (c, apdu);
1443 static void response_default_diag(ZOOM_connection c, Z_DefaultDiagFormat *r)
1450 case Z_DefaultDiagFormat_v2Addinfo:
1451 addinfo = r->u.v2Addinfo;
1453 case Z_DefaultDiagFormat_v3Addinfo:
1454 addinfo = r->u.v3Addinfo;
1459 set_dset_error(c, *r->condition,
1460 yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
1464 static void response_diag(ZOOM_connection c, Z_DiagRec *p)
1466 if (p->which != Z_DiagRec_defaultFormat)
1467 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1469 response_default_diag(c, p->u.defaultFormat);
1472 ZOOM_API(ZOOM_record)
1473 ZOOM_record_clone (ZOOM_record srec)
1480 odr_enc = odr_createmem(ODR_ENCODE);
1481 if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
1483 buf = odr_getbuf (odr_enc, &size, 0);
1485 nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
1486 nrec->odr = odr_createmem(ODR_DECODE);
1487 nrec->wrbuf_marc = 0;
1488 nrec->wrbuf_iconv = 0;
1489 nrec->wrbuf_opac = 0;
1490 odr_setbuf (nrec->odr, buf, size, 0);
1491 z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
1493 odr_destroy (odr_enc);
1497 ZOOM_API(ZOOM_record)
1498 ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
1500 return record_cache_lookup (s, pos);
1503 ZOOM_API(ZOOM_record)
1504 ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
1506 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1510 ZOOM_resultset_retrieve (r, 1, pos, 1);
1511 rec = ZOOM_resultset_record_immediate (r, pos);
1517 ZOOM_record_destroy (ZOOM_record rec)
1521 if (rec->wrbuf_marc)
1522 wrbuf_free (rec->wrbuf_marc, 1);
1523 if (rec->wrbuf_iconv)
1524 wrbuf_free (rec->wrbuf_iconv, 1);
1525 if (rec->wrbuf_opac)
1526 wrbuf_free (rec->wrbuf_opac, 1);
1527 odr_destroy (rec->odr);
1531 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1533 const char *buf, int sz,
1534 const char *record_charset)
1539 yaz_marc_t mt = yaz_marc_create();
1542 strcpy(to, "UTF-8");
1543 if (record_charset && *record_charset)
1545 /* Use "from,to" or just "from" */
1546 const char *cp = strchr(record_charset, ',');
1547 int clen = strlen(record_charset);
1550 strncpy( to, cp+1, sizeof(to)-1);
1551 to[sizeof(to)-1] = '\0';
1552 clen = cp - record_charset;
1554 if (clen > sizeof(from)-1)
1555 clen = sizeof(from)-1;
1558 strncpy(from, record_charset, clen);
1564 cd = yaz_iconv_open(to, from);
1565 yaz_marc_iconv(mt, cd);
1568 yaz_marc_xml(mt, marc_type);
1569 if (!rec->wrbuf_marc)
1570 rec->wrbuf_marc = wrbuf_alloc();
1571 wrbuf_rewind (rec->wrbuf_marc);
1572 if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
1574 yaz_marc_destroy(mt);
1576 yaz_iconv_close(cd);
1578 *len = wrbuf_len(rec->wrbuf_marc);
1579 return wrbuf_buf(rec->wrbuf_marc);
1581 yaz_marc_destroy(mt);
1583 yaz_iconv_close(cd);
1587 static const char *record_iconv_return(ZOOM_record rec, int *len,
1588 const char *buf, int sz,
1589 const char *record_charset)
1596 strcpy(to, "UTF-8");
1597 if (record_charset && *record_charset)
1599 /* Use "from,to" or just "from" */
1600 const char *cp = strchr(record_charset, ',');
1601 int clen = strlen(record_charset);
1604 strncpy( to, cp+1, sizeof(to)-1);
1605 to[sizeof(to)-1] = '\0';
1606 clen = cp - record_charset;
1608 if (clen > sizeof(from)-1)
1609 clen = sizeof(from)-1;
1612 strncpy(from, record_charset, clen);
1616 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1619 size_t inbytesleft = sz;
1620 const char *inp = buf;
1622 if (!rec->wrbuf_iconv)
1623 rec->wrbuf_iconv = wrbuf_alloc();
1625 wrbuf_rewind(rec->wrbuf_iconv);
1629 size_t outbytesleft = sizeof(outbuf);
1630 char *outp = outbuf;
1631 size_t r = yaz_iconv (cd, (char**) &inp,
1633 &outp, &outbytesleft);
1634 if (r == (size_t) (-1))
1636 int e = yaz_iconv_error(cd);
1637 if (e != YAZ_ICONV_E2BIG)
1640 wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
1642 wrbuf_puts(rec->wrbuf_iconv, "");
1643 buf = wrbuf_buf(rec->wrbuf_iconv);
1644 sz = wrbuf_len(rec->wrbuf_iconv);
1645 yaz_iconv_close(cd);
1652 ZOOM_API(const char *)
1653 ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
1660 Z_NamePlusRecord *npr;
1663 *len = 0; /* default return */
1672 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1674 if (cp[i] == ';' || cp[i] == ' ')
1680 while (type_spec[i] == ';')
1683 while (type_spec[i] == ' ')
1685 if (!strncmp(type_spec+i, "charset=", 8))
1688 i = i + 8; /* skip charset= */
1689 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
1691 if (type_spec[i] == ';' || type_spec[i] == ' ')
1697 else if (!strncmp(type_spec+i, "xpath=", 6))
1701 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
1705 while (type_spec[i] == ' ')
1708 if (!strcmp (type, "database"))
1711 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
1712 return npr->databaseName;
1714 else if (!strcmp (type, "syntax"))
1716 const char *desc = 0;
1717 if (npr->which == Z_NamePlusRecord_databaseRecord)
1719 Z_External *r = (Z_External *) npr->u.databaseRecord;
1720 oident *ent = oid_getentbyoid(r->direct_reference);
1727 *len = strlen(desc);
1730 if (npr->which != Z_NamePlusRecord_databaseRecord)
1733 /* from now on - we have a database record .. */
1734 if (!strcmp (type, "render"))
1736 Z_External *r = (Z_External *) npr->u.databaseRecord;
1737 oident *ent = oid_getentbyoid(r->direct_reference);
1739 /* render bibliographic record .. */
1740 if (r->which == Z_External_OPAC)
1742 r = r->u.opac->bibliographicRecord;
1745 ent = oid_getentbyoid(r->direct_reference);
1747 if (r->which == Z_External_sutrs)
1748 return record_iconv_return(rec, len,
1749 (char*) r->u.sutrs->buf,
1752 else if (r->which == Z_External_octet)
1754 const char *ret_buf;
1762 case VAL_APPLICATION_XML:
1765 ret_buf = marc_iconv_return(
1766 rec, YAZ_MARC_LINE, len,
1767 (const char *) r->u.octet_aligned->buf,
1768 r->u.octet_aligned->len,
1773 return record_iconv_return(rec, len,
1774 (const char *) r->u.octet_aligned->buf,
1775 r->u.octet_aligned->len,
1778 else if (r->which == Z_External_grs1)
1780 if (!rec->wrbuf_marc)
1781 rec->wrbuf_marc = wrbuf_alloc();
1782 wrbuf_rewind (rec->wrbuf_marc);
1783 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
1784 return record_iconv_return(rec, len,
1785 wrbuf_buf(rec->wrbuf_marc),
1786 wrbuf_len(rec->wrbuf_marc),
1791 else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
1793 Z_External *r = (Z_External *) npr->u.databaseRecord;
1794 oident *ent = oid_getentbyoid(r->direct_reference);
1796 /* render bibliographic record .. */
1797 if (r->which == Z_External_OPAC)
1799 r = r->u.opac->bibliographicRecord;
1802 ent = oid_getentbyoid(r->direct_reference);
1805 if (r->which == Z_External_sutrs)
1806 return record_iconv_return(rec, len,
1807 (const char *) r->u.sutrs->buf,
1810 else if (r->which == Z_External_octet)
1812 const char *ret_buf;
1813 int marc_decode_type = YAZ_MARC_MARCXML;
1815 if (!strcmp(type, "oai"))
1816 marc_decode_type = YAZ_MARC_OAIMARC;
1824 case VAL_APPLICATION_XML:
1827 ret_buf = marc_iconv_return(
1828 rec, marc_decode_type, len,
1829 (const char *) r->u.octet_aligned->buf,
1830 r->u.octet_aligned->len,
1835 return record_iconv_return(rec, len,
1836 (const char *) r->u.octet_aligned->buf,
1837 r->u.octet_aligned->len,
1840 else if (r->which == Z_External_grs1)
1847 else if (!strcmp (type, "raw"))
1849 Z_External *r = (Z_External *) npr->u.databaseRecord;
1851 if (r->which == Z_External_sutrs)
1853 if (len) *len = r->u.sutrs->len;
1854 return (const char *) r->u.sutrs->buf;
1856 else if (r->which == Z_External_octet)
1858 if (len) *len = r->u.octet_aligned->len;
1859 return (const char *) r->u.octet_aligned->buf;
1861 else /* grs-1, explain, OPAC, ... */
1864 return (const char *) npr->u.databaseRecord;
1868 else if (!strcmp (type, "ext"))
1871 return (const char *) npr->u.databaseRecord;
1873 else if (!strcmp (type, "opac"))
1876 Z_External *r = (Z_External *) npr->u.databaseRecord;
1877 if (r->which == Z_External_OPAC)
1879 if (!rec->wrbuf_opac)
1880 rec->wrbuf_opac = wrbuf_alloc();
1881 wrbuf_rewind (rec->wrbuf_opac);
1882 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
1883 return record_iconv_return(rec, len,
1884 wrbuf_buf(rec->wrbuf_opac),
1885 wrbuf_len(rec->wrbuf_opac),
1892 static int strcmp_null(const char *v1, const char *v2)
1898 return strcmp(v1, v2);
1901 static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
1904 ZOOM_record_cache rc;
1905 const char *elementSetName =
1906 ZOOM_resultset_option_get (r, "elementSetName");
1907 const char *syntax =
1908 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1910 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1911 ZOOM_connection_put_event(r->connection, event);
1913 for (rc = r->record_cache; rc; rc = rc->next)
1917 if (strcmp_null(r->schema, rc->schema))
1919 if (strcmp_null(elementSetName,rc->elementSetName))
1921 if (strcmp_null(syntax, rc->syntax))
1923 /* not destroying rc->npr (it's handled by nmem )*/
1925 /* keeping wrbuf_marc too */
1929 rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
1932 rc->rec.wrbuf_marc = 0;
1933 rc->rec.wrbuf_iconv = 0;
1934 rc->rec.wrbuf_opac = 0;
1936 rc->elementSetName = odr_strdup (r->odr, elementSetName);
1938 rc->elementSetName = 0;
1941 rc->syntax = odr_strdup (r->odr, syntax);
1946 rc->schema = odr_strdup (r->odr, r->schema);
1951 rc->next = r->record_cache;
1952 r->record_cache = rc;
1955 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
1957 ZOOM_record_cache rc;
1958 const char *elementSetName =
1959 ZOOM_resultset_option_get (r, "elementSetName");
1960 const char *syntax =
1961 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1963 for (rc = r->record_cache; rc; rc = rc->next)
1967 if (strcmp_null(r->schema, rc->schema))
1969 if (strcmp_null(elementSetName,rc->elementSetName))
1971 if (strcmp_null(syntax, rc->syntax))
1979 static void handle_records (ZOOM_connection c, Z_Records *sr,
1982 ZOOM_resultset resultset;
1986 switch (c->tasks->which)
1988 case ZOOM_TASK_SEARCH:
1989 resultset = c->tasks->u.search.resultset;
1991 case ZOOM_TASK_RETRIEVE:
1992 resultset = c->tasks->u.retrieve.resultset;
1997 if (sr && sr->which == Z_Records_NSD)
1998 response_default_diag(c, sr->u.nonSurrogateDiagnostic);
1999 else if (sr && sr->which == Z_Records_multipleNSD)
2001 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
2002 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
2004 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
2008 if (resultset->count + resultset->start > resultset->size)
2009 resultset->count = resultset->size - resultset->start;
2010 if (resultset->count < 0)
2011 resultset->count = 0;
2012 if (sr && sr->which == Z_Records_DBOSD)
2015 NMEM nmem = odr_extract_mem (c->odr_in);
2016 Z_NamePlusRecordList *p =
2017 sr->u.databaseOrSurDiagnostics;
2018 for (i = 0; i<p->num_records; i++)
2020 record_cache_add (resultset, p->records[i],
2021 i+ resultset->start);
2023 /* transfer our response to search_nmem .. we need it later */
2024 nmem_transfer (resultset->odr->mem, nmem);
2025 nmem_destroy (nmem);
2026 if (present_phase && p->num_records == 0)
2028 /* present response and we didn't get any records! */
2029 Z_NamePlusRecord *myrec =
2030 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2031 record_cache_add(resultset, myrec, resultset->start);
2034 else if (present_phase)
2036 /* present response and we didn't get any records! */
2037 Z_NamePlusRecord *myrec =
2038 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2039 record_cache_add(resultset, myrec, resultset->start);
2044 static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
2046 handle_records (c, pr->records, 1);
2049 static void handle_queryExpressionTerm(ZOOM_options opt, const char *name,
2052 switch (term->which)
2054 case Z_Term_general:
2055 ZOOM_options_setl(opt, name,
2056 term->u.general->buf, term->u.general->len);
2058 case Z_Term_characterString:
2059 ZOOM_options_set(opt, name, term->u.characterString);
2061 case Z_Term_numeric:
2062 ZOOM_options_set_int(opt, name, *term->u.numeric);
2067 static void handle_queryExpression(ZOOM_options opt, const char *name,
2068 Z_QueryExpression *exp)
2074 case Z_QueryExpression_term:
2075 if (exp->u.term && exp->u.term->queryTerm)
2077 sprintf(opt_name, "%s.term", name);
2078 handle_queryExpressionTerm(opt, opt_name, exp->u.term->queryTerm);
2081 case Z_QueryExpression_query:
2086 static void handle_searchResult(ZOOM_connection c, ZOOM_resultset resultset,
2087 Z_OtherInformation *o)
2090 for (i = 0; o && i < o->num_elements; i++)
2092 if (o->list[i]->which == Z_OtherInfo_externallyDefinedInfo)
2094 Z_External *ext = o->list[i]->information.externallyDefinedInfo;
2096 if (ext->which == Z_External_searchResult1)
2099 Z_SearchInfoReport *sr = ext->u.searchResult1;
2102 ZOOM_options_set_int(
2103 resultset->options, "searchresult.size", sr->num);
2105 for (j = 0; j < sr->num; j++)
2107 Z_SearchInfoReport_s *ent =
2108 ext->u.searchResult1->elements[j];
2111 sprintf(pref, "searchresult.%d", j);
2113 if (ent->subqueryId)
2116 sprintf(opt_name, "%s.id", pref);
2117 ZOOM_options_set(resultset->options, opt_name,
2120 if (ent->subqueryExpression)
2123 sprintf(opt_name, "%s.subquery", pref);
2124 handle_queryExpression(resultset->options, opt_name,
2125 ent->subqueryExpression);
2127 if (ent->subqueryInterpretation)
2130 sprintf(opt_name, "%s.interpretation", pref);
2131 handle_queryExpression(resultset->options, opt_name,
2132 ent->subqueryInterpretation);
2134 if (ent->subqueryRecommendation)
2137 sprintf(opt_name, "%s.recommendation", pref);
2138 handle_queryExpression(resultset->options, opt_name,
2139 ent->subqueryRecommendation);
2141 if (ent->subqueryCount)
2144 sprintf(opt_name, "%s.count", pref);
2145 ZOOM_options_set_int(resultset->options, opt_name,
2146 *ent->subqueryCount);
2154 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
2156 ZOOM_resultset resultset;
2159 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2162 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2163 ZOOM_connection_put_event(c, event);
2165 resultset = c->tasks->u.search.resultset;
2167 handle_searchResult(c, resultset, sr->additionalSearchInfo);
2169 resultset->size = *sr->resultCount;
2170 handle_records (c, sr->records, 0);
2173 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2175 if (res->diagnostics && res->num_diagnostics > 0)
2176 response_diag (c, res->diagnostics[0]);
2179 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2181 NMEM nmem = odr_extract_mem (c->odr_in);
2184 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2186 scan = c->tasks->u.scan.scan;
2188 if (res->entries && res->entries->nonsurrogateDiagnostics)
2189 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2190 scan->scan_response = res;
2191 nmem_transfer (scan->odr->mem, nmem);
2193 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2194 if (res->positionOfTerm)
2195 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2196 if (res->scanStatus)
2197 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2198 if (res->numberOfEntriesReturned)
2199 ZOOM_options_set_int (scan->options, "number",
2200 *res->numberOfEntriesReturned);
2201 nmem_destroy (nmem);
2205 static zoom_ret send_sort (ZOOM_connection c,
2206 ZOOM_resultset resultset)
2209 resultset->r_sort_spec = 0;
2210 if (resultset->r_sort_spec)
2212 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2213 Z_SortRequest *req = apdu->u.sortRequest;
2215 req->num_inputResultSetNames = 1;
2216 req->inputResultSetNames = (Z_InternationalString **)
2217 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2218 req->inputResultSetNames[0] =
2219 odr_strdup (c->odr_out, resultset->setname);
2220 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2221 req->sortSequence = resultset->r_sort_spec;
2222 resultset->r_sort_spec = 0;
2223 return send_APDU (c, apdu);
2225 return zoom_complete;
2228 static zoom_ret send_present(ZOOM_connection c)
2231 Z_PresentRequest *req = 0;
2233 const char *syntax = 0;
2234 const char *elementSetName = 0;
2235 ZOOM_resultset resultset;
2239 yaz_log(log_details, "%p send_present no tasks", c);
2240 return zoom_complete;
2242 switch (c->tasks->which)
2244 case ZOOM_TASK_SEARCH:
2245 resultset = c->tasks->u.search.resultset;
2247 case ZOOM_TASK_RETRIEVE:
2248 resultset = c->tasks->u.retrieve.resultset;
2249 resultset->start = c->tasks->u.retrieve.start;
2250 resultset->count = c->tasks->u.retrieve.count;
2252 if (resultset->start >= resultset->size)
2254 yaz_log(log_details, "%p send_present start=%d >= size=%d",
2255 c, resultset->start, resultset->size);
2256 return zoom_complete;
2258 if (resultset->start + resultset->count > resultset->size)
2259 resultset->count = resultset->size - resultset->start;
2262 return zoom_complete;
2264 yaz_log(log_details, "%p send_present start=%d count=%d",
2265 c, resultset->start, resultset->count);
2267 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2268 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2270 if (c->error) /* don't continue on error */
2271 return zoom_complete;
2272 if (resultset->start < 0)
2273 return zoom_complete;
2274 for (i = 0; i<resultset->count; i++)
2277 record_cache_lookup (resultset, i + resultset->start);
2281 if (i == resultset->count)
2283 yaz_log(log_details, "%p send_present skip=%d no more to fetch", c, i);
2284 return zoom_complete;
2287 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2288 req = apdu->u.presentRequest;
2290 resultset->start += i;
2291 resultset->count -= i;
2294 yaz_log(log_details, "%p send_present skip=%d", c, i);
2296 *req->resultSetStartPoint = resultset->start + 1;
2297 *req->numberOfRecordsRequested = resultset->step>0 ?
2298 resultset->step : resultset->count;
2299 assert (*req->numberOfRecordsRequested > 0);
2302 if (syntax && *syntax)
2303 req->preferredRecordSyntax =
2304 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2306 if (resultset->schema && *resultset->schema)
2308 Z_RecordComposition *compo = (Z_RecordComposition *)
2309 odr_malloc (c->odr_out, sizeof(*compo));
2311 req->recordComposition = compo;
2312 compo->which = Z_RecordComp_complex;
2313 compo->u.complex = (Z_CompSpec *)
2314 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2315 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2316 odr_malloc(c->odr_out, sizeof(bool_t));
2317 *compo->u.complex->selectAlternativeSyntax = 0;
2319 compo->u.complex->generic = (Z_Specification *)
2320 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2322 compo->u.complex->generic->which = Z_Schema_oid;
2323 compo->u.complex->generic->schema.oid = (Odr_oid *)
2324 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2326 if (!compo->u.complex->generic->schema.oid)
2328 /* OID wasn't a schema! Try record syntax instead. */
2330 compo->u.complex->generic->schema.oid = (Odr_oid *)
2331 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2333 if (elementSetName && *elementSetName)
2335 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2336 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2337 compo->u.complex->generic->elementSpec->which =
2338 Z_ElementSpec_elementSetName;
2339 compo->u.complex->generic->elementSpec->u.elementSetName =
2340 odr_strdup (c->odr_out, elementSetName);
2343 compo->u.complex->generic->elementSpec = 0;
2344 compo->u.complex->num_dbSpecific = 0;
2345 compo->u.complex->dbSpecific = 0;
2346 compo->u.complex->num_recordSyntax = 0;
2347 compo->u.complex->recordSyntax = 0;
2349 else if (elementSetName && *elementSetName)
2351 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2352 odr_malloc (c->odr_out, sizeof(*esn));
2353 Z_RecordComposition *compo = (Z_RecordComposition *)
2354 odr_malloc (c->odr_out, sizeof(*compo));
2356 esn->which = Z_ElementSetNames_generic;
2357 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2358 compo->which = Z_RecordComp_simple;
2359 compo->u.simple = esn;
2360 req->recordComposition = compo;
2362 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2363 return send_APDU (c, apdu);
2366 ZOOM_API(ZOOM_scanset)
2367 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2369 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2371 scan->connection = c;
2372 scan->odr = odr_createmem (ODR_DECODE);
2373 scan->options = ZOOM_options_create_with_parent (c->options);
2375 scan->scan_response = 0;
2377 if ((scan->termListAndStartPoint =
2378 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2381 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2382 task->u.scan.scan = scan;
2387 while (ZOOM_event (1, &c))
2395 ZOOM_scanset_destroy (ZOOM_scanset scan)
2400 if (scan->refcount == 0)
2402 odr_destroy (scan->odr);
2404 ZOOM_options_destroy (scan->options);
2409 static zoom_ret send_package (ZOOM_connection c)
2413 yaz_log(log_details, "%p send_package", c);
2415 return zoom_complete;
2416 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2418 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2419 ZOOM_connection_put_event (c, event);
2421 return do_write_ex (c, c->tasks->u.package->buf_out,
2422 c->tasks->u.package->len_out);
2425 static zoom_ret send_scan (ZOOM_connection c)
2428 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2429 Z_ScanRequest *req = apdu->u.scanRequest;
2431 yaz_log(log_details, "%p send_scan", c);
2433 return zoom_complete;
2434 assert (c->tasks->which == ZOOM_TASK_SCAN);
2435 scan = c->tasks->u.scan.scan;
2437 req->termListAndStartPoint = scan->termListAndStartPoint;
2438 req->attributeSet = scan->attributeSet;
2440 *req->numberOfTermsRequested =
2441 ZOOM_options_get_int(scan->options, "number", 10);
2443 req->preferredPositionInResponse =
2444 odr_intdup (c->odr_out,
2445 ZOOM_options_get_int(scan->options, "position", 1));
2448 odr_intdup (c->odr_out,
2449 ZOOM_options_get_int(scan->options, "stepSize", 0));
2451 req->databaseNames = set_DatabaseNames (c, scan->options,
2452 &req->num_databaseNames);
2454 return send_APDU (c, apdu);
2458 ZOOM_scanset_size (ZOOM_scanset scan)
2460 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2462 return scan->scan_response->entries->num_entries;
2465 ZOOM_API(const char *)
2466 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2469 const char *term = 0;
2470 size_t noent = ZOOM_scanset_size (scan);
2471 Z_ScanResponse *res = scan->scan_response;
2477 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2479 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2481 if (t->term->which == Z_Term_general)
2483 term = (const char *) t->term->u.general->buf;
2484 *len = t->term->u.general->len;
2486 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2491 ZOOM_API(const char *)
2492 ZOOM_scanset_display_term (ZOOM_scanset scan, size_t pos,
2495 const char *term = 0;
2496 size_t noent = ZOOM_scanset_size (scan);
2497 Z_ScanResponse *res = scan->scan_response;
2503 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2505 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2509 term = t->displayTerm;
2510 *len = strlen(term);
2512 else if (t->term->which == Z_Term_general)
2514 term = (const char *) t->term->u.general->buf;
2515 *len = t->term->u.general->len;
2517 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2522 ZOOM_API(const char *)
2523 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2525 return ZOOM_options_get (scan->options, key);
2529 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2532 ZOOM_options_set (scan->options, key, val);
2535 static Z_APDU *create_es_package (ZOOM_package p, int type)
2538 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2539 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2541 *req->function = Z_ExtendedServicesRequest_create;
2543 str = ZOOM_options_get(p->options, "package-name");
2545 req->packageName = nmem_strdup (p->odr_out->mem, str);
2547 str = ZOOM_options_get(p->options, "user-id");
2549 req->userId = nmem_strdup (p->odr_out->mem, str);
2551 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2554 str = ZOOM_options_get(p->options, "function");
2557 if (!strcmp (str, "create"))
2559 if (!strcmp (str, "delete"))
2561 if (!strcmp (str, "modify"))
2567 static const char *ill_array_lookup (void *clientData, const char *idx)
2569 ZOOM_package p = (ZOOM_package) clientData;
2570 return ZOOM_options_get (p->options, idx+4);
2573 static Z_External *encode_ill_request (ZOOM_package p)
2575 ODR out = p->odr_out;
2578 struct ill_get_ctl ctl;
2580 ctl.odr = p->odr_out;
2582 ctl.f = ill_array_lookup;
2584 req = ill_get_ILLRequest(&ctl, "ill", 0);
2586 if (!ill_Request (out, &req, 0, 0))
2588 int ill_request_size;
2589 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2590 if (ill_request_buf)
2591 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2597 int illRequest_size = 0;
2598 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2600 oid.proto = PROTO_GENERAL;
2601 oid.oclass = CLASS_GENERAL;
2602 oid.value = VAL_ISO_ILL_1;
2604 r = (Z_External *) odr_malloc (out, sizeof(*r));
2605 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2606 r->indirect_reference = 0;
2608 r->which = Z_External_single;
2610 r->u.single_ASN1_type = (Odr_oct *)
2611 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2612 r->u.single_ASN1_type->buf = (unsigned char*)
2613 odr_malloc (out, illRequest_size);
2614 r->u.single_ASN1_type->len = illRequest_size;
2615 r->u.single_ASN1_type->size = illRequest_size;
2616 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2621 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2623 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2626 req->which = Z_IOItemOrder_esRequest;
2627 req->u.esRequest = (Z_IORequest *)
2628 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2630 /* to keep part ... */
2631 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2632 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2633 req->u.esRequest->toKeep->supplDescription = 0;
2634 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2635 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2637 str = ZOOM_options_get(p->options, "contact-name");
2638 req->u.esRequest->toKeep->contact->name = str ?
2639 nmem_strdup (p->odr_out->mem, str) : 0;
2641 str = ZOOM_options_get(p->options, "contact-phone");
2642 req->u.esRequest->toKeep->contact->phone = str ?
2643 nmem_strdup (p->odr_out->mem, str) : 0;
2645 str = ZOOM_options_get(p->options, "contact-email");
2646 req->u.esRequest->toKeep->contact->email = str ?
2647 nmem_strdup (p->odr_out->mem, str) : 0;
2649 req->u.esRequest->toKeep->addlBilling = 0;
2651 /* not to keep part ... */
2652 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2653 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2655 str = ZOOM_options_get(p->options, "itemorder-setname");
2660 req->u.esRequest->notToKeep->resultSetItem = 0;
2663 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2664 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2666 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2667 nmem_strdup (p->odr_out->mem, str);
2668 req->u.esRequest->notToKeep->resultSetItem->item =
2669 (int *) odr_malloc(p->odr_out, sizeof(int));
2671 str = ZOOM_options_get(p->options, "itemorder-item");
2672 *req->u.esRequest->notToKeep->resultSetItem->item =
2673 (str ? atoi(str) : 1);
2675 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2680 Z_APDU *create_admin_package(ZOOM_package p, int type,
2681 Z_ESAdminOriginPartToKeep **toKeepP,
2682 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2684 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2687 Z_ESAdminOriginPartToKeep *toKeep;
2688 Z_ESAdminOriginPartNotToKeep *notToKeep;
2689 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2690 const char *first_db = "Default";
2692 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2696 r->direct_reference =
2697 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2700 r->indirect_reference = 0;
2701 r->which = Z_External_ESAdmin;
2703 r->u.adminService = (Z_Admin *)
2704 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2705 r->u.adminService->which = Z_Admin_esRequest;
2706 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2707 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2709 toKeep = r->u.adminService->u.esRequest->toKeep =
2710 (Z_ESAdminOriginPartToKeep *)
2711 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2712 toKeep->which = type;
2713 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2714 toKeep->u.create = odr_nullval();
2715 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2717 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2718 (Z_ESAdminOriginPartNotToKeep *)
2719 odr_malloc(p->odr_out,
2720 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2721 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2722 notToKeep->u.recordsWillFollow = odr_nullval();
2726 *notToKeepP = notToKeep;
2731 static Z_APDU *create_xmlupdate_package(ZOOM_package p)
2733 Z_APDU *apdu = create_es_package(p, VAL_XMLES);
2734 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2735 Z_External *ext = (Z_External *) odr_malloc(p->odr_out, sizeof(*ext));
2736 const char *doc = ZOOM_options_get(p->options, "doc");
2738 req->taskSpecificParameters = ext;
2739 ext->direct_reference = req->packageType;
2740 ext->descriptor = 0;
2741 ext->indirect_reference = 0;
2743 ext->which = Z_External_octet;
2744 ext->u.single_ASN1_type = (Odr_oct *)
2745 odr_malloc (p->odr_out, sizeof(Odr_oct));
2749 ext->u.single_ASN1_type->buf = (unsigned char*)
2750 odr_strdup(p->odr_out, doc);
2751 ext->u.single_ASN1_type->size = ext->u.single_ASN1_type->len = strlen(doc);
2755 static Z_APDU *create_update_package(ZOOM_package p)
2758 const char *first_db = "Default";
2760 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2761 const char *action = ZOOM_options_get(p->options, "action");
2762 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2763 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2764 const char *record_buf = ZOOM_options_get(p->options, "record");
2765 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2766 int syntax_oid = VAL_NONE;
2770 syntax_oid = oid_getvalbyname(syntax_str);
2773 record_buf = "void";
2774 syntax_oid = VAL_SUTRS;
2776 if (syntax_oid == VAL_NONE)
2777 syntax_oid = VAL_TEXT_XML;
2783 action = "specialUpdate";
2785 if (!strcmp(action, "recordInsert"))
2786 action_no = Z_IUOriginPartToKeep_recordInsert;
2787 else if (!strcmp(action, "recordReplace"))
2788 action_no = Z_IUOriginPartToKeep_recordReplace;
2789 else if (!strcmp(action, "recordDelete"))
2790 action_no = Z_IUOriginPartToKeep_recordDelete;
2791 else if (!strcmp(action, "elementUpdate"))
2792 action_no = Z_IUOriginPartToKeep_elementUpdate;
2793 else if (!strcmp(action, "specialUpdate"))
2794 action_no = Z_IUOriginPartToKeep_specialUpdate;
2798 apdu = create_es_package (p, VAL_DBUPDATE);
2801 Z_IUOriginPartToKeep *toKeep;
2802 Z_IUSuppliedRecords *notToKeep;
2803 Z_External *r = (Z_External *)
2804 odr_malloc (p->odr_out, sizeof(*r));
2806 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2808 r->direct_reference =
2809 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2812 r->which = Z_External_update;
2813 r->indirect_reference = 0;
2814 r->u.update = (Z_IUUpdate *)
2815 odr_malloc(p->odr_out, sizeof(*r->u.update));
2817 r->u.update->which = Z_IUUpdate_esRequest;
2818 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2819 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2820 toKeep = r->u.update->u.esRequest->toKeep =
2821 (Z_IUOriginPartToKeep *)
2822 odr_malloc(p->odr_out, sizeof(*toKeep));
2824 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2826 toKeep->elementSetName = 0;
2827 toKeep->actionQualifier = 0;
2828 toKeep->action = odr_intdup(p->odr_out, action_no);
2830 notToKeep = r->u.update->u.esRequest->notToKeep =
2831 (Z_IUSuppliedRecords *)
2832 odr_malloc(p->odr_out, sizeof(*notToKeep));
2834 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2835 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2836 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2837 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2838 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2841 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2842 odr_malloc (p->odr_out, sizeof(Odr_oct));
2843 notToKeep->elements[0]->u.opaque->size =
2844 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2845 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2846 odr_strdup(p->odr_out, recordIdOpaque);
2848 else if (recordIdNumber)
2850 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2852 notToKeep->elements[0]->u.number =
2853 odr_intdup(p->odr_out, atoi(recordIdNumber));
2856 notToKeep->elements[0]->u.opaque = 0;
2857 notToKeep->elements[0]->supplementalId = 0;
2858 notToKeep->elements[0]->correlationInfo = 0;
2859 notToKeep->elements[0]->record =
2860 z_ext_record(p->odr_out, syntax_oid,
2861 record_buf, strlen(record_buf));
2865 ODR print = odr_createmem(ODR_PRINT);
2867 z_APDU(print, &apdu, 0, 0);
2874 ZOOM_package_send (ZOOM_package p, const char *type)
2881 odr_reset (p->odr_out);
2884 if (!strcmp(type, "itemorder"))
2886 apdu = create_es_package (p, VAL_ITEMORDER);
2889 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2891 r->direct_reference =
2892 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2895 r->which = Z_External_itemOrder;
2896 r->indirect_reference = 0;
2897 r->u.itemOrder = encode_item_order (p);
2899 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2902 else if (!strcmp(type, "create")) /* create database */
2904 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2907 else if (!strcmp(type, "drop")) /* drop database */
2909 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2912 else if (!strcmp(type, "commit")) /* commit changes */
2914 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2917 else if (!strcmp(type, "update")) /* update record(s) */
2919 apdu = create_update_package(p);
2921 else if (!strcmp(type, "xmlupdate"))
2923 apdu = create_xmlupdate_package(p);
2927 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2931 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2932 task->u.package = p;
2933 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2934 p->buf_out = (char *) xmalloc (p->len_out);
2935 memcpy (p->buf_out, buf, p->len_out);
2940 while (ZOOM_event (1, &c))
2947 ZOOM_API(ZOOM_package)
2948 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2950 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2953 p->odr_out = odr_createmem (ODR_ENCODE);
2954 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2962 ZOOM_package_destroy(ZOOM_package p)
2967 if (p->refcount == 0)
2969 odr_destroy (p->odr_out);
2972 ZOOM_options_destroy (p->options);
2977 ZOOM_API(const char *)
2978 ZOOM_package_option_get (ZOOM_package p, const char *key)
2980 return ZOOM_options_get (p->options, key);
2985 ZOOM_package_option_set (ZOOM_package p, const char *key,
2988 ZOOM_options_set (p->options, key, val);
2991 static int ZOOM_connection_exec_task (ZOOM_connection c)
2993 ZOOM_task task = c->tasks;
2994 zoom_ret ret = zoom_complete;
2998 yaz_log(log_details, "%p ZOOM_connection_exec_task type=%d run=%d",
2999 c, task->which, task->running);
3000 if (c->error != ZOOM_ERROR_NONE)
3002 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3003 "removing tasks because of error = %d", c, c->error);
3004 ZOOM_connection_remove_tasks (c);
3009 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3010 "task already running", c);
3014 ret = zoom_complete;
3015 if (c->cs || task->which == ZOOM_TASK_CONNECT)
3017 switch (task->which)
3019 case ZOOM_TASK_SEARCH:
3020 if (c->proto == PROTO_HTTP)
3021 ret = ZOOM_connection_srw_send_search(c);
3023 ret = ZOOM_connection_send_search(c);
3025 case ZOOM_TASK_RETRIEVE:
3026 if (c->proto == PROTO_HTTP)
3027 ret = ZOOM_connection_srw_send_search(c);
3029 ret = send_present (c);
3031 case ZOOM_TASK_CONNECT:
3032 ret = do_connect(c);
3034 case ZOOM_TASK_SCAN:
3037 case ZOOM_TASK_PACKAGE:
3038 ret = send_package(c);
3040 case ZOOM_TASK_SORT:
3041 c->tasks->u.sort.resultset->r_sort_spec =
3042 c->tasks->u.sort.q->sort_spec;
3043 ret = send_sort(c, c->tasks->u.sort.resultset);
3049 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3050 "remove tasks because no connection exist", c);
3051 ZOOM_connection_remove_tasks (c);
3053 if (ret == zoom_complete)
3055 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3056 "task removed (complete)", c);
3057 ZOOM_connection_remove_task (c);
3060 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3065 static zoom_ret send_sort_present (ZOOM_connection c)
3067 zoom_ret r = zoom_complete;
3069 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
3070 r = send_sort (c, c->tasks->u.search.resultset);
3071 if (r == zoom_complete)
3072 r = send_present (c);
3076 static int es_response (ZOOM_connection c,
3077 Z_ExtendedServicesResponse *res)
3079 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
3081 if (res->diagnostics && res->num_diagnostics > 0)
3082 response_diag(c, res->diagnostics[0]);
3083 if (res->taskPackage &&
3084 res->taskPackage->which == Z_External_extendedService)
3086 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
3087 Odr_oct *id = taskPackage->targetReference;
3090 ZOOM_options_setl (c->tasks->u.package->options,
3091 "targetReference", (char*) id->buf, id->len);
3093 if (res->taskPackage &&
3094 res->taskPackage->which == Z_External_octet)
3096 Odr_oct *doc = res->taskPackage->u.octet_aligned;
3097 ZOOM_options_setl (c->tasks->u.package->options,
3098 "xmlUpdateDoc", (char*) doc->buf, doc->len);
3103 static void interpret_init_diag(ZOOM_connection c,
3104 Z_DiagnosticFormat *diag)
3108 Z_DiagnosticFormat_s *ds = diag->elements[0];
3109 if (ds->which == Z_DiagnosticFormat_s_defaultDiagRec)
3110 response_default_diag(c, ds->u.defaultDiagRec);
3115 static void interpret_otherinformation_field(ZOOM_connection c,
3116 Z_OtherInformation *ui)
3119 for (i = 0; i < ui->num_elements; i++)
3121 Z_OtherInformationUnit *unit = ui->list[i];
3122 if (unit->which == Z_OtherInfo_externallyDefinedInfo &&
3123 unit->information.externallyDefinedInfo &&
3124 unit->information.externallyDefinedInfo->which ==
3127 interpret_init_diag(c, unit->information.externallyDefinedInfo->u.diag1);
3132 static void recv_apdu (ZOOM_connection c, Z_APDU *apdu)
3134 Z_InitResponse *initrs;
3137 yaz_log(log_details, "%p recv_apdu apdu->which=%d", c, apdu->which);
3140 case Z_APDU_initResponse:
3141 yaz_log(log_api, "%p recv_apd: Received Init response", c);
3142 initrs = apdu->u.initResponse;
3143 ZOOM_connection_option_set(c, "serverImplementationId",
3144 initrs->implementationId ?
3145 initrs->implementationId : "");
3146 ZOOM_connection_option_set(c, "serverImplementationName",
3147 initrs->implementationName ?
3148 initrs->implementationName : "");
3149 ZOOM_connection_option_set(c, "serverImplementationVersion",
3150 initrs->implementationVersion ?
3151 initrs->implementationVersion : "");
3152 /* Set the three old options too, for old applications */
3153 ZOOM_connection_option_set(c, "targetImplementationId",
3154 initrs->implementationId ?
3155 initrs->implementationId : "");
3156 ZOOM_connection_option_set(c, "targetImplementationName",
3157 initrs->implementationName ?
3158 initrs->implementationName : "");
3159 ZOOM_connection_option_set(c, "targetImplementationVersion",
3160 initrs->implementationVersion ?
3161 initrs->implementationVersion : "");
3162 if (!*initrs->result)
3164 Z_External *uif = initrs->userInformationField;
3166 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0); /* default error */
3168 if (uif && uif->which == Z_External_userInfo1)
3169 interpret_otherinformation_field(c, uif->u.userInfo1);
3174 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
3176 xfree (c->cookie_in);
3179 c->cookie_in = xstrdup(cookie);
3180 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
3181 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
3182 c->support_named_resultsets = 1;
3185 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3186 ZOOM_connection_remove_task (c);
3188 ZOOM_connection_exec_task (c);
3190 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
3192 NMEM tmpmem = nmem_create();
3193 Z_CharSetandLanguageNegotiation *p =
3194 yaz_get_charneg_record(initrs->otherInfo);
3198 char *charset = NULL, *lang = NULL;
3201 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
3202 yaz_log(log_details, "%p recv_apdu target accepted: "
3203 "charset %s, language %s, select %d",
3205 charset ? charset : "none", lang ? lang : "none", sel);
3207 ZOOM_connection_option_set (c, "negotiation-charset",
3210 ZOOM_connection_option_set (c, "negotiation-lang",
3213 ZOOM_connection_option_set (
3214 c, "negotiation-charset-in-effect-for-records",
3215 (sel != 0) ? "1" : "0");
3216 nmem_destroy(tmpmem);
3220 case Z_APDU_searchResponse:
3221 yaz_log(log_api, "%p recv_apdu Search response", c);
3222 handle_search_response (c, apdu->u.searchResponse);
3223 if (send_sort_present (c) == zoom_complete)
3224 ZOOM_connection_remove_task (c);
3226 case Z_APDU_presentResponse:
3227 yaz_log(log_api, "%p recv_apdu Present response", c);
3228 handle_present_response (c, apdu->u.presentResponse);
3229 if (send_present (c) == zoom_complete)
3230 ZOOM_connection_remove_task (c);
3232 case Z_APDU_sortResponse:
3233 yaz_log(log_api, "%p recv_apdu Sort response", c);
3234 sort_response (c, apdu->u.sortResponse);
3235 if (send_present (c) == zoom_complete)
3236 ZOOM_connection_remove_task (c);
3238 case Z_APDU_scanResponse:
3239 yaz_log(log_api, "%p recv_apdu Scan response", c);
3240 scan_response (c, apdu->u.scanResponse);
3241 ZOOM_connection_remove_task (c);
3243 case Z_APDU_extendedServicesResponse:
3244 yaz_log(log_api, "%p recv_apdu Extended Services response", c);
3245 es_response (c, apdu->u.extendedServicesResponse);
3246 ZOOM_connection_remove_task (c);
3249 yaz_log(log_api, "%p recv_apdu Close PDU", c);
3250 if (c->reconnect_ok)
3253 c->tasks->running = 0;
3254 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3258 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3263 yaz_log(log_api, "%p Received unknown PDU", c);
3264 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3270 static void handle_srw_response(ZOOM_connection c,
3271 Z_SRW_searchRetrieveResponse *res)
3273 ZOOM_resultset resultset = 0;
3281 if (c->tasks->which == ZOOM_TASK_SEARCH)
3282 resultset = c->tasks->u.search.resultset;
3283 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3284 resultset = c->tasks->u.retrieve.resultset;
3288 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3289 ZOOM_connection_put_event(c, event);
3291 resultset->size = 0;
3293 yaz_log(log_details, "%p handle_srw_response got SRW response OK", c);
3295 if (res->numberOfRecords)
3296 resultset->size = *res->numberOfRecords;
3298 for (i = 0; i<res->num_records; i++)
3302 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3303 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3305 if (res->records[i].recordPosition &&
3306 *res->records[i].recordPosition > 0)
3307 pos = *res->records[i].recordPosition - 1;
3309 pos = resultset->start + i;
3311 npr->databaseName = 0;
3312 npr->which = Z_NamePlusRecord_databaseRecord;
3313 npr->u.databaseRecord = (Z_External *)
3314 odr_malloc(c->odr_in, sizeof(Z_External));
3315 npr->u.databaseRecord->descriptor = 0;
3316 npr->u.databaseRecord->direct_reference =
3317 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3318 npr->u.databaseRecord->which = Z_External_octet;
3319 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3320 odr_malloc(c->odr_in, sizeof(Odr_oct));
3321 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3322 res->records[i].recordData_buf;
3323 npr->u.databaseRecord->u.octet_aligned->len =
3324 npr->u.databaseRecord->u.octet_aligned->size =
3325 res->records[i].recordData_len;
3326 record_cache_add (resultset, npr, pos);
3328 if (res->num_diagnostics > 0)
3330 const char *uri = res->diagnostics[0].uri;
3335 if ((cp = strrchr(uri, '/')))
3337 set_dset_error(c, code, uri,
3338 res->diagnostics[0].details, 0);
3341 nmem = odr_extract_mem(c->odr_in);
3342 nmem_transfer(resultset->odr->mem, nmem);
3348 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3351 const char *content_type = z_HTTP_header_lookup(hres->headers,
3353 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3356 yaz_log(log_details, "%p handle_http", c);
3358 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3360 Z_SOAP *soap_package = 0;
3362 Z_SOAP_Handler soap_handlers[2] = {
3363 {"http://www.loc.gov/zing/srw/", 0,
3364 (Z_SOAP_fun) yaz_srw_codec},
3367 ret = z_soap_codec(o, &soap_package,
3368 &hres->content_buf, &hres->content_len,
3370 if (!ret && soap_package->which == Z_SOAP_generic &&
3371 soap_package->u.generic->no == 0)
3373 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3374 if (sr->which == Z_SRW_searchRetrieve_response)
3375 handle_srw_response(c, sr->u.response);
3379 else if (!ret && (soap_package->which == Z_SOAP_fault
3380 || soap_package->which == Z_SOAP_error))
3382 set_HTTP_error(c, hres->code,
3383 soap_package->u.fault->fault_code,
3384 soap_package->u.fault->fault_string);
3391 if (hres->code != 200)
3392 set_HTTP_error(c, hres->code, 0, 0);
3394 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3397 ZOOM_connection_remove_task(c);
3398 if (!strcmp(hres->version, "1.0"))
3400 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3401 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3406 /* HTTP 1.1: only if no close we stay alive .. */
3407 if (connection_head && !strcmp(connection_head, "close"))
3413 static int do_read (ZOOM_connection c)
3418 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3419 ZOOM_connection_put_event (c, event);
3421 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3422 more = cs_more(c->cs);
3423 yaz_log(log_details, "%p do_read len=%d more=%d", c, r, more);
3428 if (c->reconnect_ok)
3431 c->reconnect_ok = 0;
3432 yaz_log(log_details, "%p do_read reconnect read", c);
3433 c->tasks->running = 0;
3434 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3438 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3447 odr_reset (c->odr_in);
3448 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3449 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3450 ZOOM_connection_put_event (c, event);
3452 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3455 int err = odr_geterrorx(c->odr_in, &x);
3457 const char *element = odr_getelement(c->odr_in);
3458 sprintf (msg, "ODR code %d:%d element=%-20s",
3459 err, x, element ? element : "<unknown>");
3460 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3463 else if (gdu->which == Z_GDU_Z3950)
3464 recv_apdu (c, gdu->u.z3950);
3465 else if (gdu->which == Z_GDU_HTTP_Response)
3468 handle_http (c, gdu->u.HTTP_Response);
3470 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3474 c->reconnect_ok = 0;
3479 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3484 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3485 ZOOM_connection_put_event (c, event);
3487 yaz_log(log_details, "%p do_write_ex len=%d", c, len_out);
3488 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3490 yaz_log(log_details, "%p do_write_ex write failed", c);
3491 if (c->reconnect_ok)
3494 c->reconnect_ok = 0;
3495 yaz_log(log_details, "%p do_write_ex reconnect write", c);
3496 c->tasks->running = 0;
3497 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3498 return zoom_pending;
3500 if (c->state == STATE_CONNECTING)
3501 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3503 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3505 return zoom_complete;
3509 c->mask = ZOOM_SELECT_EXCEPT;
3510 if (c->cs->io_pending & CS_WANT_WRITE)
3511 c->mask += ZOOM_SELECT_WRITE;
3512 if (c->cs->io_pending & CS_WANT_READ)
3513 c->mask += ZOOM_SELECT_READ;
3514 yaz_log(log_details, "%p do_write_ex write incomplete mask=%d",
3519 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3520 yaz_log(log_details, "%p do_write_ex write complete mask=%d",
3523 return zoom_pending;
3526 static zoom_ret do_write(ZOOM_connection c)
3528 return do_write_ex (c, c->buf_out, c->len_out);
3532 ZOOM_API(const char *)
3533 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3535 return ZOOM_options_get (c->options, key);
3538 ZOOM_API(const char *)
3539 ZOOM_connection_option_getl (ZOOM_connection c, const char *key, int *lenp)
3541 return ZOOM_options_getl (c->options, key, lenp);
3545 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3548 ZOOM_options_set (c->options, key, val);
3552 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3553 const char *val, int len)
3555 ZOOM_options_setl (c->options, key, val, len);
3558 ZOOM_API(const char *)
3559 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3561 return ZOOM_options_get (r->options, key);
3565 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3568 ZOOM_options_set (r->options, key, val);
3573 ZOOM_connection_errcode (ZOOM_connection c)
3575 return ZOOM_connection_error (c, 0, 0);
3578 ZOOM_API(const char *)
3579 ZOOM_connection_errmsg (ZOOM_connection c)
3582 ZOOM_connection_error (c, &msg, 0);
3586 ZOOM_API(const char *)
3587 ZOOM_connection_addinfo (ZOOM_connection c)
3589 const char *addinfo;
3590 ZOOM_connection_error (c, 0, &addinfo);
3594 ZOOM_API(const char *)
3595 ZOOM_connection_diagset (ZOOM_connection c)
3597 const char *diagset;
3598 ZOOM_connection_error_x (c, 0, 0, &diagset);
3602 ZOOM_API(const char *)
3603 ZOOM_diag_str (int error)
3607 case ZOOM_ERROR_NONE:
3609 case ZOOM_ERROR_CONNECT:
3610 return "Connect failed";
3611 case ZOOM_ERROR_MEMORY:
3612 return "Out of memory";
3613 case ZOOM_ERROR_ENCODE:
3614 return "Encoding failed";
3615 case ZOOM_ERROR_DECODE:
3616 return "Decoding failed";
3617 case ZOOM_ERROR_CONNECTION_LOST:
3618 return "Connection lost";
3619 case ZOOM_ERROR_INIT:
3620 return "Init rejected";
3621 case ZOOM_ERROR_INTERNAL:
3622 return "Internal failure";
3623 case ZOOM_ERROR_TIMEOUT:
3625 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3626 return "Unsupported protocol";
3627 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3628 return "Unsupported query type";
3629 case ZOOM_ERROR_INVALID_QUERY:
3630 return "Invalid query";
3632 return diagbib1_str (error);
3637 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3638 const char **addinfo, const char **diagset)
3640 int error = c->error;
3643 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3644 *cp = ZOOM_diag_str(error);
3645 else if (!strcmp(c->diagset, "HTTP"))
3646 *cp = z_HTTP_errmsg(c->error);
3647 else if (!strcmp(c->diagset, "Bib-1"))
3648 *cp = ZOOM_diag_str(error);
3649 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3650 *cp = yaz_diag_srw_str(c->error);
3652 *cp = "Unknown error and diagnostic set";
3655 *addinfo = c->addinfo ? c->addinfo : "";
3657 *diagset = c->diagset ? c->diagset : "";
3662 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3663 const char **addinfo)
3665 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3668 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3670 ZOOM_Event event = 0;
3671 int r = cs_look(c->cs);
3672 yaz_log(log_details, "%p ZOOM_connection_do_io mask=%d cs_look=%d",
3677 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3678 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3680 ZOOM_connection_put_event (c, event);
3682 else if (r == CS_CONNECT)
3685 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3687 ret = cs_rcvconnect (c->cs);
3688 yaz_log(log_details, "%p ZOOM_connection_do_io "
3689 "cs_rcvconnect returned %d", c, ret);
3692 c->mask = ZOOM_SELECT_EXCEPT;
3693 if (c->cs->io_pending & CS_WANT_WRITE)
3694 c->mask += ZOOM_SELECT_WRITE;
3695 if (c->cs->io_pending & CS_WANT_READ)
3696 c->mask += ZOOM_SELECT_READ;
3697 ZOOM_connection_put_event (c, event);
3701 ZOOM_connection_put_event (c, event);
3703 if (c->proto == PROTO_Z3950)
3704 ZOOM_connection_send_init(c);
3707 /* no init request for SRW .. */
3708 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3709 ZOOM_connection_remove_task (c);
3711 ZOOM_connection_exec_task (c);
3713 c->state = STATE_ESTABLISHED;
3717 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3719 ZOOM_connection_put_event (c, event);
3724 if (mask & ZOOM_SELECT_READ)
3726 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3733 ZOOM_connection_last_event(ZOOM_connection cs)
3736 return ZOOM_EVENT_NONE;
3737 return cs->last_event;
3741 ZOOM_event (int no, ZOOM_connection *cs)
3743 int timeout = 30; /* default timeout in seconds */
3744 int timeout_set = 0; /* whether it was overriden at all */
3746 struct pollfd pollfds[1024];
3747 ZOOM_connection poll_cs[1024];
3750 fd_set input, output, except;
3755 for (i = 0; i<no; i++)
3757 ZOOM_connection c = cs[i];
3759 if (c && (event = ZOOM_connection_get_event(c)))
3761 ZOOM_Event_destroy (event);
3765 for (i = 0; i<no; i++)
3767 ZOOM_connection c = cs[i];
3769 if (c && ZOOM_connection_exec_task (c))
3771 if ((event = ZOOM_connection_get_event(c)))
3773 ZOOM_Event_destroy (event);
3786 for (i = 0; i<no; i++)
3788 ZOOM_connection c = cs[i];
3794 fd = z3950_connection_socket(c);
3795 mask = z3950_connection_mask(c);
3802 /* -1 is used for indefinite timeout (no timeout), so -2 here. */
3803 this_timeout = ZOOM_options_get_int (c->options, "timeout", -2);
3804 if (this_timeout != -2)
3806 /* ensure the minimum timeout is used */
3808 timeout = this_timeout;
3809 else if (this_timeout != -1 && this_timeout < timeout)
3810 timeout = this_timeout;
3816 short poll_events = 0;
3818 if (mask & ZOOM_SELECT_READ)
3819 poll_events += POLLIN;
3820 if (mask & ZOOM_SELECT_WRITE)
3821 poll_events += POLLOUT;
3822 if (mask & ZOOM_SELECT_EXCEPT)
3823 poll_events += POLLERR;
3824 pollfds[nfds].fd = fd;
3825 pollfds[nfds].events = poll_events;
3826 pollfds[nfds].revents = 0;
3831 if (mask & ZOOM_SELECT_READ)
3833 FD_SET (fd, &input);
3836 if (mask & ZOOM_SELECT_WRITE)
3838 FD_SET (fd, &output);
3841 if (mask & ZOOM_SELECT_EXCEPT)
3843 FD_SET (fd, &except);
3852 r = poll (pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
3853 for (i = 0; i<nfds; i++)
3855 ZOOM_connection c = poll_cs[i];
3859 if (pollfds[i].revents & POLLIN)
3860 mask += ZOOM_SELECT_READ;
3861 if (pollfds[i].revents & POLLOUT)
3862 mask += ZOOM_SELECT_WRITE;
3863 if (pollfds[i].revents & POLLERR)
3864 mask += ZOOM_SELECT_EXCEPT;
3866 ZOOM_connection_do_io(c, mask);
3868 else if (r == 0 && c->mask)
3870 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3871 /* timeout and this connection was waiting */
3872 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3874 ZOOM_connection_put_event(c, event);
3878 tv.tv_sec = timeout;
3880 r = select (max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
3881 for (i = 0; i<no; i++)
3883 ZOOM_connection c = cs[i];
3888 fd = z3950_connection_socket(c);
3892 /* no timeout and real socket */
3893 if (FD_ISSET(fd, &input))
3894 mask += ZOOM_SELECT_READ;
3895 if (FD_ISSET(fd, &output))
3896 mask += ZOOM_SELECT_WRITE;
3897 if (FD_ISSET(fd, &except))
3898 mask += ZOOM_SELECT_EXCEPT;
3900 ZOOM_connection_do_io(c, mask);
3902 if (r == 0 && c->mask)
3904 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3905 /* timeout and this connection was waiting */
3906 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3908 ZOOM_connection_put_event(c, event);
3912 for (i = 0; i<no; i++)
3914 ZOOM_connection c = cs[i];
3916 if (c && (event = ZOOM_connection_get_event(c)))
3918 ZOOM_Event_destroy (event);
3927 * indent-tabs-mode: nil
3929 * vim: shiftwidth=4 tabstop=8 expandtab