2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.53 2005-12-07 16:15:15 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 if ((val = strchr(c->host_port, '%')) != 0) {
392 /* We recognise <username>:<password>%<string> for embedded
393 * authentication. This is slightly hacky syntax, but it's
394 * hard to get into the comstack code in a
395 * protocol-independent way.
398 char *remainder = xstrdup(val+1);
399 char *pass = strchr(c->host_port, ':');
402 ZOOM_connection_option_set(c, "user", c->host_port);
403 ZOOM_connection_option_set(c, "password", pass);
406 c->host_port = remainder;
409 ZOOM_options_set(c->options, "host", c->host_port);
411 val = ZOOM_options_get (c->options, "cookie");
414 yaz_log(log_details, "%p ZOOM_connection_connect cookie=%s", c, val);
415 c->cookie_out = xstrdup (val);
418 val = ZOOM_options_get (c->options, "clientIP");
421 yaz_log(log_details, "%p ZOOM_connection_connect clientIP=%s",
423 c->client_IP = xstrdup (val);
426 c->async = ZOOM_options_get_bool (c->options, "async", 0);
427 yaz_log(log_details, "%p ZOOM_connection_connect async=%d", c, c->async);
429 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
431 task = ZOOM_connection_add_task (c, ZOOM_TASK_CONNECT);
435 while (ZOOM_event (1, &c))
441 ZOOM_query_create(void)
443 ZOOM_query s = (ZOOM_query) xmalloc (sizeof(*s));
445 yaz_log(log_details, "%p ZOOM_query_create", s);
449 s->odr = odr_createmem (ODR_ENCODE);
456 ZOOM_query_destroy(ZOOM_query s)
462 yaz_log(log_details, "%p ZOOM_query_destroy count=%d", s, s->refcount);
463 if (s->refcount == 0)
465 odr_destroy (s->odr);
471 ZOOM_query_prefix(ZOOM_query s, const char *str)
473 s->query_string = odr_strdup(s->odr, str);
474 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
475 s->z_query->which = Z_Query_type_1;
476 s->z_query->u.type_1 = p_query_rpn(s->odr, PROTO_Z3950, str);
477 if (!s->z_query->u.type_1)
479 yaz_log(log_details, "%p ZOOM_query_prefix str=%s failed", s, str);
483 yaz_log(log_details, "%p ZOOM_query_prefix str=%s", s, str);
488 ZOOM_query_cql(ZOOM_query s, const char *str)
492 s->query_string = odr_strdup(s->odr, str);
494 ext = (Z_External *) odr_malloc(s->odr, sizeof(*ext));
495 ext->direct_reference = odr_getoidbystr(s->odr, "1.2.840.10003.16.2");
496 ext->indirect_reference = 0;
498 ext->which = Z_External_CQL;
499 ext->u.cql = s->query_string;
501 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
502 s->z_query->which = Z_Query_type_104;
503 s->z_query->u.type_104 = ext;
505 yaz_log(log_details, "%p ZOOM_query_cql str=%s", s, str);
511 ZOOM_query_sortby(ZOOM_query s, const char *criteria)
513 s->sort_spec = yaz_sort_spec (s->odr, criteria);
516 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s failed",
520 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s", s, criteria);
524 static zoom_ret do_write(ZOOM_connection c);
527 ZOOM_connection_destroy(ZOOM_connection c)
532 yaz_log(log_api, "%p ZOOM_connection_destroy", c);
535 for (r = c->resultsets; r; r = r->next)
541 odr_destroy (c->odr_in);
542 odr_destroy (c->odr_out);
543 ZOOM_options_destroy (c->options);
544 ZOOM_connection_remove_tasks (c);
545 xfree (c->host_port);
550 xfree (c->cookie_out);
551 xfree (c->cookie_in);
552 xfree (c->client_IP);
556 void ZOOM_resultset_addref (ZOOM_resultset r)
561 yaz_log(log_details, "%p ZOOM_resultset_addref count=%d",
566 ZOOM_resultset ZOOM_resultset_create ()
568 ZOOM_resultset r = (ZOOM_resultset) xmalloc (sizeof(*r));
572 yaz_log(log_details, "%p ZOOM_resultset_create", r);
575 r->odr = odr_createmem (ODR_ENCODE);
590 ZOOM_API(ZOOM_resultset)
591 ZOOM_connection_search_pqf(ZOOM_connection c, const char *q)
594 ZOOM_query s = ZOOM_query_create();
596 ZOOM_query_prefix (s, q);
598 r = ZOOM_connection_search (c, s);
599 ZOOM_query_destroy (s);
603 ZOOM_API(ZOOM_resultset)
604 ZOOM_connection_search(ZOOM_connection c, ZOOM_query q)
606 ZOOM_resultset r = ZOOM_resultset_create ();
610 yaz_log(log_api, "%p ZOOM_connection_search set %p query %p", c, r, q);
611 r->r_sort_spec = q->sort_spec;
614 r->options = ZOOM_options_create_with_parent(c->options);
616 r->start = ZOOM_options_get_int(r->options, "start", 0);
617 r->count = ZOOM_options_get_int(r->options, "count", 0);
619 /* If "presentChunk" is defined use that; otherwise "step" */
620 const char *cp = ZOOM_options_get (r->options, "presentChunk");
621 r->step = ZOOM_options_get_int(r->options,
622 (cp != 0 ? "presentChunk": "step"), 0);
624 r->piggyback = ZOOM_options_get_bool (r->options, "piggyback", 1);
625 cp = ZOOM_options_get (r->options, "setname");
627 r->setname = xstrdup(cp);
628 cp = ZOOM_options_get (r->options, "schema");
630 r->schema = xstrdup(cp);
634 r->next = c->resultsets;
637 if (c->host_port && c->proto == PROTO_HTTP)
641 yaz_log(log_details, "ZOOM_connection_search: no comstack");
642 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
646 yaz_log(log_details, "ZOOM_connection_search: reconnect");
651 task = ZOOM_connection_add_task (c, ZOOM_TASK_SEARCH);
652 task->u.search.resultset = r;
653 ZOOM_resultset_addref (r);
659 while (ZOOM_event (1, &c))
666 * This is the old result-set sorting API, which is maintained only
667 * for the sake of binary compatibility. There is no reason ever to
668 * use this rather than ZOOM_resultset_sort1().
671 ZOOM_resultset_sort(ZOOM_resultset r,
672 const char *sort_type, const char *sort_spec)
674 (void) ZOOM_resultset_sort1(r, sort_type, sort_spec);
678 ZOOM_resultset_sort1(ZOOM_resultset r,
679 const char *sort_type, const char *sort_spec)
681 ZOOM_connection c = r->connection;
685 newq = ZOOM_query_create();
686 if (ZOOM_query_sortby(newq, sort_spec) < 0)
689 yaz_log(log_api, "%p ZOOM_resultset_sort r=%p sort_type=%s sort_spec=%s",
690 r, r, sort_type, sort_spec);
694 if (c->host_port && c->proto == PROTO_HTTP)
698 yaz_log(log_details, "%p ZOOM_resultset_sort: no comstack", r);
699 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
703 yaz_log(log_details, "%p ZOOM_resultset_sort: prepare reconnect",
709 ZOOM_resultset_cache_reset(r);
710 task = ZOOM_connection_add_task (c, ZOOM_TASK_SORT);
711 task->u.sort.resultset = r;
712 task->u.sort.q = newq;
714 ZOOM_resultset_addref (r);
718 while (ZOOM_event (1, &c))
726 ZOOM_resultset_cache_reset(ZOOM_resultset r)
728 ZOOM_record_cache rc;
730 for (rc = r->record_cache; rc; rc = rc->next)
732 if (rc->rec.wrbuf_marc)
733 wrbuf_free (rc->rec.wrbuf_marc, 1);
734 if (rc->rec.wrbuf_iconv)
735 wrbuf_free (rc->rec.wrbuf_iconv, 1);
736 if (rc->rec.wrbuf_opac)
737 wrbuf_free (rc->rec.wrbuf_opac, 1);
743 ZOOM_resultset_destroy(ZOOM_resultset r)
748 yaz_log(log_details, "%p ZOOM_resultset_destroy r=%p count=%d",
750 if (r->refcount == 0)
752 ZOOM_resultset_cache_reset(r);
756 /* remove ourselves from the resultsets in connection */
757 ZOOM_resultset *rp = &r->connection->resultsets;
760 assert (*rp); /* we must be in this list!! */
762 { /* OK, we're here - take us out of it */
769 ZOOM_query_destroy (r->query);
770 ZOOM_options_destroy (r->options);
771 odr_destroy (r->odr);
779 ZOOM_resultset_size (ZOOM_resultset r)
784 static void do_close (ZOOM_connection c)
790 c->state = STATE_IDLE;
793 static void ZOOM_resultset_retrieve (ZOOM_resultset r,
794 int force_sync, int start, int count)
802 yaz_log(log_details, "%p ZOOM_resultset_retrieve force_sync=%d start=%d"
803 " count=%d", r, force_sync, start, count);
808 if (c->host_port && c->proto == PROTO_HTTP)
812 yaz_log(log_details, "%p ZOOM_resultset_retrieve: no comstack", r);
813 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
817 yaz_log(log_details, "%p ZOOM_resultset_retrieve: prepare "
822 task = ZOOM_connection_add_task (c, ZOOM_TASK_RETRIEVE);
823 task->u.retrieve.resultset = r;
824 task->u.retrieve.start = start;
825 task->u.retrieve.count = count;
827 cp = ZOOM_options_get (r->options, "schema");
830 if (!r->schema || strcmp(r->schema, cp))
833 r->schema = xstrdup(cp);
837 ZOOM_resultset_addref (r);
839 if (!r->connection->async || force_sync)
840 while (r->connection && ZOOM_event (1, &r->connection))
845 ZOOM_resultset_records (ZOOM_resultset r, ZOOM_record *recs,
846 size_t start, size_t count)
848 int force_present = 0;
852 yaz_log(log_api, "%p ZOOM_resultset_records r=%p start=%d count=%d",
856 ZOOM_resultset_retrieve (r, force_present, start, count);
860 for (i = 0; i< count; i++)
861 recs[i] = ZOOM_resultset_record_immediate (r, i+start);
865 static void get_cert(ZOOM_connection c)
870 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
872 ZOOM_connection_option_setl(c, "sslPeerCert",
878 static zoom_ret do_connect (ZOOM_connection c)
881 const char *effective_host;
884 effective_host = c->proxy;
886 effective_host = c->host_port;
888 yaz_log(log_details, "%p do_connect effective_host=%s", c, effective_host);
892 c->cs = cs_create_host (effective_host, 0, &add);
894 if (c->cs && c->cs->protocol == PROTO_HTTP)
897 const char *path = 0;
899 c->proto = PROTO_HTTP;
900 cs_get_host_args(c->host_port, &path);
902 c->path = (char*) xmalloc(strlen(path)+2);
904 strcpy (c->path+1, path);
906 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
908 return zoom_complete;
913 int ret = cs_connect (c->cs, add);
916 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
917 ZOOM_connection_put_event(c, event);
919 if (c->proto == PROTO_Z3950)
920 ZOOM_connection_send_init(c);
923 /* no init request for SRW .. */
924 assert (c->tasks->which == ZOOM_TASK_CONNECT);
925 ZOOM_connection_remove_task (c);
927 ZOOM_connection_exec_task (c);
929 c->state = STATE_ESTABLISHED;
934 c->state = STATE_CONNECTING;
935 c->mask = ZOOM_SELECT_EXCEPT;
936 if (c->cs->io_pending & CS_WANT_WRITE)
937 c->mask += ZOOM_SELECT_WRITE;
938 if (c->cs->io_pending & CS_WANT_READ)
939 c->mask += ZOOM_SELECT_READ;
943 c->state = STATE_IDLE;
944 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, effective_host);
945 return zoom_complete;
948 int z3950_connection_socket(ZOOM_connection c)
951 return cs_fileno(c->cs);
955 int z3950_connection_mask(ZOOM_connection c)
962 static void otherInfo_attach (ZOOM_connection c, Z_APDU *a, ODR out)
965 for (i = 0; i<200; i++)
968 Z_OtherInformation **oi;
974 sprintf (buf, "otherInfo%d", i);
975 val = ZOOM_options_get (c->options, buf);
978 cp = strchr(val, ':');
982 if (len >= sizeof(buf))
984 memcpy (buf, val, len);
986 oidval = oid_getvalbyname (buf);
987 if (oidval == VAL_NONE)
991 yaz_oi_set_string_oidval(oi, out, oidval, 1, cp+1);
995 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
1000 Z_OtherInformation **oi;
1001 yaz_oi_APDU(a, &oi);
1002 yaz_oi_set_string_oidval(oi, out, VAL_COOKIE, 1, c->cookie_out);
1006 Z_OtherInformation **oi;
1007 yaz_oi_APDU(a, &oi);
1008 yaz_oi_set_string_oidval(oi, out, VAL_CLIENT_IP, 1, c->client_IP);
1010 otherInfo_attach (c, a, out);
1011 if (!z_APDU(out, &a, 0, 0))
1013 FILE *outf = fopen("/tmp/apdu.txt", "a");
1016 ODR odr_pr = odr_createmem(ODR_PRINT);
1017 fprintf (outf, "a=%p\n", a);
1018 odr_setprint(odr_pr, outf);
1019 z_APDU(odr_pr, &a, 0, 0);
1020 odr_destroy(odr_pr);
1022 yaz_log(log_api, "%p encoding_APDU: encoding failed", c);
1023 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
1027 yaz_log(log_details, "%p encoding_APDU encoding OK", c);
1031 static zoom_ret send_APDU (ZOOM_connection c, Z_APDU *a)
1035 if (encode_APDU(c, a, c->odr_out))
1036 return zoom_complete;
1037 yaz_log(log_details, "%p send APDU type=%d", c, a->which);
1038 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1039 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1040 ZOOM_connection_put_event (c, event);
1041 odr_reset(c->odr_out);
1042 return do_write (c);
1045 /* returns 1 if PDU was sent OK (still pending )
1046 0 if PDU was not sent OK (nothing to wait for)
1049 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c)
1051 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
1052 Z_InitRequest *ireq = apdu->u.initRequest;
1053 Z_IdAuthentication *auth = (Z_IdAuthentication *)
1054 odr_malloc(c->odr_out, sizeof(*auth));
1055 const char *auth_groupId = ZOOM_options_get (c->options, "group");
1056 const char *auth_userId = ZOOM_options_get (c->options, "user");
1057 const char *auth_password = ZOOM_options_get (c->options, "password");
1060 /* support the pass for backwards compatibility */
1062 auth_password = ZOOM_options_get (c->options, "pass");
1064 ODR_MASK_SET(ireq->options, Z_Options_search);
1065 ODR_MASK_SET(ireq->options, Z_Options_present);
1066 ODR_MASK_SET(ireq->options, Z_Options_scan);
1067 ODR_MASK_SET(ireq->options, Z_Options_sort);
1068 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1069 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1071 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1072 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1073 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1075 /* Index Data's Z39.50 Implementor Id is 81 */
1076 ireq->implementationId = odr_prepend(c->odr_out,
1077 ZOOM_options_get(c->options, "implementationId"),
1078 odr_prepend(c->odr_out, "81", ireq->implementationId));
1080 ireq->implementationName = odr_prepend(c->odr_out,
1081 ZOOM_options_get(c->options, "implementationName"),
1082 odr_prepend(c->odr_out, "ZOOM-C", ireq->implementationName));
1084 version = odr_strdup(c->odr_out, "$Revision: 1.53 $");
1085 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1086 version[strlen(version)-2] = '\0';
1087 ireq->implementationVersion = odr_prepend(c->odr_out,
1088 ZOOM_options_get(c->options, "implementationVersion"),
1089 odr_prepend(c->odr_out, &version[11], ireq->implementationVersion));
1091 *ireq->maximumRecordSize =
1092 ZOOM_options_get_int (c->options, "maximumRecordSize", 1024*1024);
1093 *ireq->preferredMessageSize =
1094 ZOOM_options_get_int (c->options, "preferredMessageSize", 1024*1024);
1096 if (auth_groupId || auth_password)
1098 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1101 if (auth_groupId && *auth_groupId)
1103 pass->groupId = (char *)
1104 odr_malloc(c->odr_out, strlen(auth_groupId)+1);
1105 strcpy(pass->groupId, auth_groupId);
1109 if (auth_userId && *auth_userId)
1111 pass->userId = (char *)
1112 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1113 strcpy(pass->userId, auth_userId);
1117 if (auth_password && *auth_password)
1119 pass->password = (char *)
1120 odr_malloc(c->odr_out, strlen(auth_password)+1);
1121 strcpy(pass->password, auth_password);
1126 auth->which = Z_IdAuthentication_idPass;
1127 auth->u.idPass = pass;
1128 ireq->idAuthentication = auth;
1131 else if (auth_userId)
1133 auth->which = Z_IdAuthentication_open;
1134 auth->u.open = (char *)
1135 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1136 strcpy(auth->u.open, auth_userId);
1137 ireq->idAuthentication = auth;
1140 yaz_oi_set_string_oidval(&ireq->otherInfo, c->odr_out,
1141 VAL_PROXY, 1, c->host_port);
1142 if (c->charset || c->lang)
1144 Z_OtherInformation **oi;
1145 Z_OtherInformationUnit *oi_unit;
1147 yaz_oi_APDU(apdu, &oi);
1149 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1151 char **charsets_addresses = 0;
1152 char **langs_addresses = 0;
1153 int charsets_count = 0;
1154 int langs_count = 0;
1157 nmem_strsplit_blank(c->odr_out->mem, c->charset,
1158 &charsets_addresses, &charsets_count);
1160 nmem_strsplit_blank(c->odr_out->mem, c->lang,
1161 &langs_addresses, &langs_count);
1162 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1163 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1164 oi_unit->information.externallyDefinedInfo =
1165 yaz_set_proposal_charneg(c->odr_out,
1166 (const char **) charsets_addresses,
1168 (const char **) langs_addresses,
1174 return send_APDU (c, apdu);
1178 static zoom_ret send_srw (ZOOM_connection c, Z_SRW_PDU *sr)
1181 Z_SOAP_Handler h[2] = {
1182 {"http://www.loc.gov/zing/srw/", 0, (Z_SOAP_fun) yaz_srw_codec},
1185 ODR o = odr_createmem(ODR_ENCODE);
1187 Z_SOAP *p = (Z_SOAP*) odr_malloc(o, sizeof(*p));
1191 gdu = z_get_HTTP_Request(c->odr_out);
1192 gdu->u.HTTP_Request->path = c->path;
1196 const char *cp0 = strstr(c->host_port, "://");
1197 const char *cp1 = 0;
1203 cp1 = strchr(cp0, '/');
1205 cp1 = cp0+strlen(cp0);
1209 char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
1210 memcpy (h, cp0, cp1 - cp0);
1212 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1217 strcpy(ctype, "text/xml");
1218 if (c->charset && strlen(c->charset) < 20)
1220 strcat(ctype, "; charset=");
1221 strcat(ctype, c->charset);
1223 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1224 "Content-Type", ctype);
1225 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1226 "SOAPAction", "\"\"");
1227 p->which = Z_SOAP_generic;
1228 p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
1229 p->u.generic->no = 0;
1230 p->u.generic->ns = 0;
1231 p->u.generic->p = sr;
1232 p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
1234 ret = z_soap_codec_enc(o, &p,
1235 &gdu->u.HTTP_Request->content_buf,
1236 &gdu->u.HTTP_Request->content_len, h,
1239 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1240 return zoom_complete;
1241 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1245 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1246 ZOOM_connection_put_event (c, event);
1247 odr_reset(c->odr_out);
1248 return do_write (c);
1253 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1256 ZOOM_resultset resultset = 0;
1258 const char *recordPacking = 0;
1260 if (c->error) /* don't continue on error */
1261 return zoom_complete;
1263 if (c->tasks->which == ZOOM_TASK_SEARCH)
1265 resultset = c->tasks->u.search.resultset;
1266 resultset->setname = xstrdup ("default");
1267 ZOOM_options_set (resultset->options, "setname", resultset->setname);
1269 else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
1271 resultset = c->tasks->u.retrieve.resultset;
1273 resultset->start = c->tasks->u.retrieve.start;
1274 resultset->count = c->tasks->u.retrieve.count;
1276 if (resultset->start >= resultset->size)
1277 return zoom_complete;
1278 if (resultset->start + resultset->count > resultset->size)
1279 resultset->count = resultset->size - resultset->start;
1281 for (i = 0; i<resultset->count; i++)
1284 record_cache_lookup (resultset, i + resultset->start);
1288 if (i == resultset->count)
1289 return zoom_complete;
1291 assert(resultset->query);
1293 sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
1295 if (resultset->query->z_query->which == Z_Query_type_104
1296 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1299 sr->u.request->query_type = Z_SRW_query_type_cql;
1300 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1302 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1303 resultset->query->z_query->u.type_1)
1305 sr->u.request->query_type = Z_SRW_query_type_pqf;
1306 sr->u.request->query.pqf = resultset->query->query_string;
1310 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1311 return zoom_complete;
1313 sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
1314 sr->u.request->maximumRecords = odr_intdup (
1315 c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
1316 sr->u.request->recordSchema = resultset->schema;
1318 recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
1321 sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
1323 return send_srw(c, sr);
1326 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1328 return zoom_complete;
1332 static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
1335 int lslb, ssub, mspn;
1337 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1338 Z_SearchRequest *search_req = apdu->u.searchRequest;
1339 const char *elementSetName;
1340 const char *smallSetElementSetName;
1341 const char *mediumSetElementSetName;
1344 assert (c->tasks->which == ZOOM_TASK_SEARCH);
1346 r = c->tasks->u.search.resultset;
1348 yaz_log(log_details, "%p ZOOM_connection_send_search set=%p", c, r);
1351 ZOOM_options_get (r->options, "elementSetName");
1352 smallSetElementSetName =
1353 ZOOM_options_get (r->options, "smallSetElementSetName");
1354 mediumSetElementSetName =
1355 ZOOM_options_get (r->options, "mediumSetElementSetName");
1357 if (!smallSetElementSetName)
1358 smallSetElementSetName = elementSetName;
1360 if (!mediumSetElementSetName)
1361 mediumSetElementSetName = elementSetName;
1366 /* prepare query for the search request */
1367 search_req->query = r->query->z_query;
1368 if (!search_req->query)
1370 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1371 return zoom_complete;
1374 search_req->databaseNames =
1375 set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
1377 /* get syntax (no need to provide unless piggyback is in effect) */
1378 syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
1380 lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
1381 ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
1382 mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
1383 if (lslb != -1 && ssub != -1 && mspn != -1)
1385 /* So're a Z39.50 expert? Let's hope you don't do sort */
1386 *search_req->largeSetLowerBound = lslb;
1387 *search_req->smallSetUpperBound = ssub;
1388 *search_req->mediumSetPresentNumber = mspn;
1390 else if (r->start == 0 && r->count > 0
1391 && r->piggyback && !r->r_sort_spec && !r->schema)
1393 /* Regular piggyback - do it unless we're going to do sort */
1394 *search_req->largeSetLowerBound = 2000000000;
1395 *search_req->smallSetUpperBound = 1;
1396 *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
1400 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1401 smallSetElementSetName = 0;
1402 mediumSetElementSetName = 0;
1405 if (smallSetElementSetName && *smallSetElementSetName)
1407 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1408 odr_malloc (c->odr_out, sizeof(*esn));
1410 esn->which = Z_ElementSetNames_generic;
1411 esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
1412 search_req->smallSetElementSetNames = esn;
1414 if (mediumSetElementSetName && *mediumSetElementSetName)
1416 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1417 odr_malloc (c->odr_out, sizeof(*esn));
1419 esn->which = Z_ElementSetNames_generic;
1420 esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
1421 search_req->mediumSetElementSetNames = esn;
1424 search_req->preferredRecordSyntax =
1425 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
1429 if (c->support_named_resultsets)
1433 /* find the lowest unused ordinal so that we re-use
1434 result sets on the server. */
1435 for (ord = 1; ; ord++)
1438 sprintf (setname, "%d", ord);
1439 for (rp = c->resultsets; rp; rp = rp->next)
1440 if (rp->setname && !strcmp (rp->setname, setname))
1445 r->setname = xstrdup (setname);
1446 yaz_log(log_details, "%p ZOOM_connection_send_search: allocating "
1447 "set %s", c, r->setname);
1451 yaz_log(log_details, "%p ZOOM_connection_send_search: using "
1453 r->setname = xstrdup ("default");
1455 ZOOM_options_set (r->options, "setname", r->setname);
1457 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1458 return send_APDU (c, apdu);
1461 static void response_default_diag(ZOOM_connection c, Z_DefaultDiagFormat *r)
1468 case Z_DefaultDiagFormat_v2Addinfo:
1469 addinfo = r->u.v2Addinfo;
1471 case Z_DefaultDiagFormat_v3Addinfo:
1472 addinfo = r->u.v3Addinfo;
1477 set_dset_error(c, *r->condition,
1478 yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
1482 static void response_diag(ZOOM_connection c, Z_DiagRec *p)
1484 if (p->which != Z_DiagRec_defaultFormat)
1485 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1487 response_default_diag(c, p->u.defaultFormat);
1490 ZOOM_API(ZOOM_record)
1491 ZOOM_record_clone (ZOOM_record srec)
1498 odr_enc = odr_createmem(ODR_ENCODE);
1499 if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
1501 buf = odr_getbuf (odr_enc, &size, 0);
1503 nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
1504 nrec->odr = odr_createmem(ODR_DECODE);
1505 nrec->wrbuf_marc = 0;
1506 nrec->wrbuf_iconv = 0;
1507 nrec->wrbuf_opac = 0;
1508 odr_setbuf (nrec->odr, buf, size, 0);
1509 z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
1511 odr_destroy (odr_enc);
1515 ZOOM_API(ZOOM_record)
1516 ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
1518 return record_cache_lookup (s, pos);
1521 ZOOM_API(ZOOM_record)
1522 ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
1524 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1528 ZOOM_resultset_retrieve (r, 1, pos, 1);
1529 rec = ZOOM_resultset_record_immediate (r, pos);
1535 ZOOM_record_destroy (ZOOM_record rec)
1539 if (rec->wrbuf_marc)
1540 wrbuf_free (rec->wrbuf_marc, 1);
1541 if (rec->wrbuf_iconv)
1542 wrbuf_free (rec->wrbuf_iconv, 1);
1543 if (rec->wrbuf_opac)
1544 wrbuf_free (rec->wrbuf_opac, 1);
1545 odr_destroy (rec->odr);
1549 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1551 const char *buf, int sz,
1552 const char *record_charset)
1557 yaz_marc_t mt = yaz_marc_create();
1560 strcpy(to, "UTF-8");
1561 if (record_charset && *record_charset)
1563 /* Use "from,to" or just "from" */
1564 const char *cp = strchr(record_charset, ',');
1565 int clen = strlen(record_charset);
1568 strncpy( to, cp+1, sizeof(to)-1);
1569 to[sizeof(to)-1] = '\0';
1570 clen = cp - record_charset;
1572 if (clen > sizeof(from)-1)
1573 clen = sizeof(from)-1;
1576 strncpy(from, record_charset, clen);
1582 cd = yaz_iconv_open(to, from);
1583 yaz_marc_iconv(mt, cd);
1586 yaz_marc_xml(mt, marc_type);
1587 if (!rec->wrbuf_marc)
1588 rec->wrbuf_marc = wrbuf_alloc();
1589 wrbuf_rewind (rec->wrbuf_marc);
1590 if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
1592 yaz_marc_destroy(mt);
1594 yaz_iconv_close(cd);
1596 *len = wrbuf_len(rec->wrbuf_marc);
1597 return wrbuf_buf(rec->wrbuf_marc);
1599 yaz_marc_destroy(mt);
1601 yaz_iconv_close(cd);
1605 static const char *record_iconv_return(ZOOM_record rec, int *len,
1606 const char *buf, int sz,
1607 const char *record_charset)
1614 strcpy(to, "UTF-8");
1615 if (record_charset && *record_charset)
1617 /* Use "from,to" or just "from" */
1618 const char *cp = strchr(record_charset, ',');
1619 int clen = strlen(record_charset);
1622 strncpy( to, cp+1, sizeof(to)-1);
1623 to[sizeof(to)-1] = '\0';
1624 clen = cp - record_charset;
1626 if (clen > sizeof(from)-1)
1627 clen = sizeof(from)-1;
1630 strncpy(from, record_charset, clen);
1634 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1637 size_t inbytesleft = sz;
1638 const char *inp = buf;
1640 if (!rec->wrbuf_iconv)
1641 rec->wrbuf_iconv = wrbuf_alloc();
1643 wrbuf_rewind(rec->wrbuf_iconv);
1647 size_t outbytesleft = sizeof(outbuf);
1648 char *outp = outbuf;
1649 size_t r = yaz_iconv (cd, (char**) &inp,
1651 &outp, &outbytesleft);
1652 if (r == (size_t) (-1))
1654 int e = yaz_iconv_error(cd);
1655 if (e != YAZ_ICONV_E2BIG)
1658 wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
1660 wrbuf_puts(rec->wrbuf_iconv, "");
1661 buf = wrbuf_buf(rec->wrbuf_iconv);
1662 sz = wrbuf_len(rec->wrbuf_iconv);
1663 yaz_iconv_close(cd);
1670 ZOOM_API(const char *)
1671 ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
1678 Z_NamePlusRecord *npr;
1681 *len = 0; /* default return */
1690 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1692 if (cp[i] == ';' || cp[i] == ' ')
1698 while (type_spec[i] == ';')
1701 while (type_spec[i] == ' ')
1703 if (!strncmp(type_spec+i, "charset=", 8))
1706 i = i + 8; /* skip charset= */
1707 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
1709 if (type_spec[i] == ';' || type_spec[i] == ' ')
1715 else if (!strncmp(type_spec+i, "xpath=", 6))
1719 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
1723 while (type_spec[i] == ' ')
1726 if (!strcmp (type, "database"))
1729 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
1730 return npr->databaseName;
1732 else if (!strcmp (type, "syntax"))
1734 const char *desc = 0;
1735 if (npr->which == Z_NamePlusRecord_databaseRecord)
1737 Z_External *r = (Z_External *) npr->u.databaseRecord;
1738 oident *ent = oid_getentbyoid(r->direct_reference);
1745 *len = strlen(desc);
1748 if (npr->which != Z_NamePlusRecord_databaseRecord)
1751 /* from now on - we have a database record .. */
1752 if (!strcmp (type, "render"))
1754 Z_External *r = (Z_External *) npr->u.databaseRecord;
1755 oident *ent = oid_getentbyoid(r->direct_reference);
1757 /* render bibliographic record .. */
1758 if (r->which == Z_External_OPAC)
1760 r = r->u.opac->bibliographicRecord;
1763 ent = oid_getentbyoid(r->direct_reference);
1765 if (r->which == Z_External_sutrs)
1766 return record_iconv_return(rec, len,
1767 (char*) r->u.sutrs->buf,
1770 else if (r->which == Z_External_octet)
1772 const char *ret_buf;
1780 case VAL_APPLICATION_XML:
1783 ret_buf = marc_iconv_return(
1784 rec, YAZ_MARC_LINE, len,
1785 (const char *) r->u.octet_aligned->buf,
1786 r->u.octet_aligned->len,
1791 return record_iconv_return(rec, len,
1792 (const char *) r->u.octet_aligned->buf,
1793 r->u.octet_aligned->len,
1796 else if (r->which == Z_External_grs1)
1798 if (!rec->wrbuf_marc)
1799 rec->wrbuf_marc = wrbuf_alloc();
1800 wrbuf_rewind (rec->wrbuf_marc);
1801 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
1802 return record_iconv_return(rec, len,
1803 wrbuf_buf(rec->wrbuf_marc),
1804 wrbuf_len(rec->wrbuf_marc),
1809 else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
1811 Z_External *r = (Z_External *) npr->u.databaseRecord;
1812 oident *ent = oid_getentbyoid(r->direct_reference);
1814 /* render bibliographic record .. */
1815 if (r->which == Z_External_OPAC)
1817 r = r->u.opac->bibliographicRecord;
1820 ent = oid_getentbyoid(r->direct_reference);
1823 if (r->which == Z_External_sutrs)
1824 return record_iconv_return(rec, len,
1825 (const char *) r->u.sutrs->buf,
1828 else if (r->which == Z_External_octet)
1830 const char *ret_buf;
1831 int marc_decode_type = YAZ_MARC_MARCXML;
1833 if (!strcmp(type, "oai"))
1834 marc_decode_type = YAZ_MARC_OAIMARC;
1842 case VAL_APPLICATION_XML:
1845 ret_buf = marc_iconv_return(
1846 rec, marc_decode_type, len,
1847 (const char *) r->u.octet_aligned->buf,
1848 r->u.octet_aligned->len,
1853 return record_iconv_return(rec, len,
1854 (const char *) r->u.octet_aligned->buf,
1855 r->u.octet_aligned->len,
1858 else if (r->which == Z_External_grs1)
1865 else if (!strcmp (type, "raw"))
1867 Z_External *r = (Z_External *) npr->u.databaseRecord;
1869 if (r->which == Z_External_sutrs)
1871 if (len) *len = r->u.sutrs->len;
1872 return (const char *) r->u.sutrs->buf;
1874 else if (r->which == Z_External_octet)
1876 if (len) *len = r->u.octet_aligned->len;
1877 return (const char *) r->u.octet_aligned->buf;
1879 else /* grs-1, explain, OPAC, ... */
1882 return (const char *) npr->u.databaseRecord;
1886 else if (!strcmp (type, "ext"))
1889 return (const char *) npr->u.databaseRecord;
1891 else if (!strcmp (type, "opac"))
1894 Z_External *r = (Z_External *) npr->u.databaseRecord;
1895 if (r->which == Z_External_OPAC)
1897 if (!rec->wrbuf_opac)
1898 rec->wrbuf_opac = wrbuf_alloc();
1899 wrbuf_rewind (rec->wrbuf_opac);
1900 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
1901 return record_iconv_return(rec, len,
1902 wrbuf_buf(rec->wrbuf_opac),
1903 wrbuf_len(rec->wrbuf_opac),
1910 static int strcmp_null(const char *v1, const char *v2)
1916 return strcmp(v1, v2);
1919 static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
1922 ZOOM_record_cache rc;
1923 const char *elementSetName =
1924 ZOOM_resultset_option_get (r, "elementSetName");
1925 const char *syntax =
1926 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1928 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1929 ZOOM_connection_put_event(r->connection, event);
1931 for (rc = r->record_cache; rc; rc = rc->next)
1935 if (strcmp_null(r->schema, rc->schema))
1937 if (strcmp_null(elementSetName,rc->elementSetName))
1939 if (strcmp_null(syntax, rc->syntax))
1941 /* not destroying rc->npr (it's handled by nmem )*/
1943 /* keeping wrbuf_marc too */
1947 rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
1950 rc->rec.wrbuf_marc = 0;
1951 rc->rec.wrbuf_iconv = 0;
1952 rc->rec.wrbuf_opac = 0;
1954 rc->elementSetName = odr_strdup (r->odr, elementSetName);
1956 rc->elementSetName = 0;
1959 rc->syntax = odr_strdup (r->odr, syntax);
1964 rc->schema = odr_strdup (r->odr, r->schema);
1969 rc->next = r->record_cache;
1970 r->record_cache = rc;
1973 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
1975 ZOOM_record_cache rc;
1976 const char *elementSetName =
1977 ZOOM_resultset_option_get (r, "elementSetName");
1978 const char *syntax =
1979 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1981 for (rc = r->record_cache; rc; rc = rc->next)
1985 if (strcmp_null(r->schema, rc->schema))
1987 if (strcmp_null(elementSetName,rc->elementSetName))
1989 if (strcmp_null(syntax, rc->syntax))
1997 static void handle_records (ZOOM_connection c, Z_Records *sr,
2000 ZOOM_resultset resultset;
2004 switch (c->tasks->which)
2006 case ZOOM_TASK_SEARCH:
2007 resultset = c->tasks->u.search.resultset;
2009 case ZOOM_TASK_RETRIEVE:
2010 resultset = c->tasks->u.retrieve.resultset;
2015 if (sr && sr->which == Z_Records_NSD)
2016 response_default_diag(c, sr->u.nonSurrogateDiagnostic);
2017 else if (sr && sr->which == Z_Records_multipleNSD)
2019 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
2020 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
2022 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
2026 if (resultset->count + resultset->start > resultset->size)
2027 resultset->count = resultset->size - resultset->start;
2028 if (resultset->count < 0)
2029 resultset->count = 0;
2030 if (sr && sr->which == Z_Records_DBOSD)
2033 NMEM nmem = odr_extract_mem (c->odr_in);
2034 Z_NamePlusRecordList *p =
2035 sr->u.databaseOrSurDiagnostics;
2036 for (i = 0; i<p->num_records; i++)
2038 record_cache_add (resultset, p->records[i],
2039 i+ resultset->start);
2041 /* transfer our response to search_nmem .. we need it later */
2042 nmem_transfer (resultset->odr->mem, nmem);
2043 nmem_destroy (nmem);
2044 if (present_phase && p->num_records == 0)
2046 /* present response and we didn't get any records! */
2047 Z_NamePlusRecord *myrec =
2048 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2049 record_cache_add(resultset, myrec, resultset->start);
2052 else if (present_phase)
2054 /* present response and we didn't get any records! */
2055 Z_NamePlusRecord *myrec =
2056 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2057 record_cache_add(resultset, myrec, resultset->start);
2062 static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
2064 handle_records (c, pr->records, 1);
2067 static void handle_queryExpressionTerm(ZOOM_options opt, const char *name,
2070 switch (term->which)
2072 case Z_Term_general:
2073 ZOOM_options_setl(opt, name,
2074 term->u.general->buf, term->u.general->len);
2076 case Z_Term_characterString:
2077 ZOOM_options_set(opt, name, term->u.characterString);
2079 case Z_Term_numeric:
2080 ZOOM_options_set_int(opt, name, *term->u.numeric);
2085 static void handle_queryExpression(ZOOM_options opt, const char *name,
2086 Z_QueryExpression *exp)
2092 case Z_QueryExpression_term:
2093 if (exp->u.term && exp->u.term->queryTerm)
2095 sprintf(opt_name, "%s.term", name);
2096 handle_queryExpressionTerm(opt, opt_name, exp->u.term->queryTerm);
2099 case Z_QueryExpression_query:
2104 static void handle_searchResult(ZOOM_connection c, ZOOM_resultset resultset,
2105 Z_OtherInformation *o)
2108 for (i = 0; o && i < o->num_elements; i++)
2110 if (o->list[i]->which == Z_OtherInfo_externallyDefinedInfo)
2112 Z_External *ext = o->list[i]->information.externallyDefinedInfo;
2114 if (ext->which == Z_External_searchResult1)
2117 Z_SearchInfoReport *sr = ext->u.searchResult1;
2120 ZOOM_options_set_int(
2121 resultset->options, "searchresult.size", sr->num);
2123 for (j = 0; j < sr->num; j++)
2125 Z_SearchInfoReport_s *ent =
2126 ext->u.searchResult1->elements[j];
2129 sprintf(pref, "searchresult.%d", j);
2131 if (ent->subqueryId)
2134 sprintf(opt_name, "%s.id", pref);
2135 ZOOM_options_set(resultset->options, opt_name,
2138 if (ent->subqueryExpression)
2141 sprintf(opt_name, "%s.subquery", pref);
2142 handle_queryExpression(resultset->options, opt_name,
2143 ent->subqueryExpression);
2145 if (ent->subqueryInterpretation)
2148 sprintf(opt_name, "%s.interpretation", pref);
2149 handle_queryExpression(resultset->options, opt_name,
2150 ent->subqueryInterpretation);
2152 if (ent->subqueryRecommendation)
2155 sprintf(opt_name, "%s.recommendation", pref);
2156 handle_queryExpression(resultset->options, opt_name,
2157 ent->subqueryRecommendation);
2159 if (ent->subqueryCount)
2162 sprintf(opt_name, "%s.count", pref);
2163 ZOOM_options_set_int(resultset->options, opt_name,
2164 *ent->subqueryCount);
2172 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
2174 ZOOM_resultset resultset;
2177 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2180 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2181 ZOOM_connection_put_event(c, event);
2183 resultset = c->tasks->u.search.resultset;
2185 handle_searchResult(c, resultset, sr->additionalSearchInfo);
2187 resultset->size = *sr->resultCount;
2188 handle_records (c, sr->records, 0);
2191 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2193 if (res->diagnostics && res->num_diagnostics > 0)
2194 response_diag (c, res->diagnostics[0]);
2197 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2199 NMEM nmem = odr_extract_mem (c->odr_in);
2202 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2204 scan = c->tasks->u.scan.scan;
2206 if (res->entries && res->entries->nonsurrogateDiagnostics)
2207 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2208 scan->scan_response = res;
2209 nmem_transfer (scan->odr->mem, nmem);
2211 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2212 if (res->positionOfTerm)
2213 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2214 if (res->scanStatus)
2215 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2216 if (res->numberOfEntriesReturned)
2217 ZOOM_options_set_int (scan->options, "number",
2218 *res->numberOfEntriesReturned);
2219 nmem_destroy (nmem);
2223 static zoom_ret send_sort (ZOOM_connection c,
2224 ZOOM_resultset resultset)
2227 resultset->r_sort_spec = 0;
2228 if (resultset->r_sort_spec)
2230 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2231 Z_SortRequest *req = apdu->u.sortRequest;
2233 req->num_inputResultSetNames = 1;
2234 req->inputResultSetNames = (Z_InternationalString **)
2235 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2236 req->inputResultSetNames[0] =
2237 odr_strdup (c->odr_out, resultset->setname);
2238 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2239 req->sortSequence = resultset->r_sort_spec;
2240 resultset->r_sort_spec = 0;
2241 return send_APDU (c, apdu);
2243 return zoom_complete;
2246 static zoom_ret send_present(ZOOM_connection c)
2249 Z_PresentRequest *req = 0;
2251 const char *syntax = 0;
2252 const char *elementSetName = 0;
2253 ZOOM_resultset resultset;
2257 yaz_log(log_details, "%p send_present no tasks", c);
2258 return zoom_complete;
2260 switch (c->tasks->which)
2262 case ZOOM_TASK_SEARCH:
2263 resultset = c->tasks->u.search.resultset;
2265 case ZOOM_TASK_RETRIEVE:
2266 resultset = c->tasks->u.retrieve.resultset;
2267 resultset->start = c->tasks->u.retrieve.start;
2268 resultset->count = c->tasks->u.retrieve.count;
2270 if (resultset->start >= resultset->size)
2272 yaz_log(log_details, "%p send_present start=%d >= size=%d",
2273 c, resultset->start, resultset->size);
2274 return zoom_complete;
2276 if (resultset->start + resultset->count > resultset->size)
2277 resultset->count = resultset->size - resultset->start;
2280 return zoom_complete;
2282 yaz_log(log_details, "%p send_present start=%d count=%d",
2283 c, resultset->start, resultset->count);
2285 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2286 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2288 if (c->error) /* don't continue on error */
2289 return zoom_complete;
2290 if (resultset->start < 0)
2291 return zoom_complete;
2292 for (i = 0; i<resultset->count; i++)
2295 record_cache_lookup (resultset, i + resultset->start);
2299 if (i == resultset->count)
2301 yaz_log(log_details, "%p send_present skip=%d no more to fetch", c, i);
2302 return zoom_complete;
2305 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2306 req = apdu->u.presentRequest;
2308 resultset->start += i;
2309 resultset->count -= i;
2312 yaz_log(log_details, "%p send_present skip=%d", c, i);
2314 *req->resultSetStartPoint = resultset->start + 1;
2315 *req->numberOfRecordsRequested = resultset->step>0 ?
2316 resultset->step : resultset->count;
2317 assert (*req->numberOfRecordsRequested > 0);
2320 if (syntax && *syntax)
2321 req->preferredRecordSyntax =
2322 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2324 if (resultset->schema && *resultset->schema)
2326 Z_RecordComposition *compo = (Z_RecordComposition *)
2327 odr_malloc (c->odr_out, sizeof(*compo));
2329 req->recordComposition = compo;
2330 compo->which = Z_RecordComp_complex;
2331 compo->u.complex = (Z_CompSpec *)
2332 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2333 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2334 odr_malloc(c->odr_out, sizeof(bool_t));
2335 *compo->u.complex->selectAlternativeSyntax = 0;
2337 compo->u.complex->generic = (Z_Specification *)
2338 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2340 compo->u.complex->generic->which = Z_Schema_oid;
2341 compo->u.complex->generic->schema.oid = (Odr_oid *)
2342 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2344 if (!compo->u.complex->generic->schema.oid)
2346 /* OID wasn't a schema! Try record syntax instead. */
2348 compo->u.complex->generic->schema.oid = (Odr_oid *)
2349 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2351 if (elementSetName && *elementSetName)
2353 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2354 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2355 compo->u.complex->generic->elementSpec->which =
2356 Z_ElementSpec_elementSetName;
2357 compo->u.complex->generic->elementSpec->u.elementSetName =
2358 odr_strdup (c->odr_out, elementSetName);
2361 compo->u.complex->generic->elementSpec = 0;
2362 compo->u.complex->num_dbSpecific = 0;
2363 compo->u.complex->dbSpecific = 0;
2364 compo->u.complex->num_recordSyntax = 0;
2365 compo->u.complex->recordSyntax = 0;
2367 else if (elementSetName && *elementSetName)
2369 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2370 odr_malloc (c->odr_out, sizeof(*esn));
2371 Z_RecordComposition *compo = (Z_RecordComposition *)
2372 odr_malloc (c->odr_out, sizeof(*compo));
2374 esn->which = Z_ElementSetNames_generic;
2375 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2376 compo->which = Z_RecordComp_simple;
2377 compo->u.simple = esn;
2378 req->recordComposition = compo;
2380 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2381 return send_APDU (c, apdu);
2384 ZOOM_API(ZOOM_scanset)
2385 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2387 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2389 scan->connection = c;
2390 scan->odr = odr_createmem (ODR_DECODE);
2391 scan->options = ZOOM_options_create_with_parent (c->options);
2393 scan->scan_response = 0;
2395 if ((scan->termListAndStartPoint =
2396 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2399 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2400 task->u.scan.scan = scan;
2405 while (ZOOM_event (1, &c))
2413 ZOOM_scanset_destroy (ZOOM_scanset scan)
2418 if (scan->refcount == 0)
2420 odr_destroy (scan->odr);
2422 ZOOM_options_destroy (scan->options);
2427 static zoom_ret send_package (ZOOM_connection c)
2431 yaz_log(log_details, "%p send_package", c);
2433 return zoom_complete;
2434 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2436 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2437 ZOOM_connection_put_event (c, event);
2439 return do_write_ex (c, c->tasks->u.package->buf_out,
2440 c->tasks->u.package->len_out);
2443 static zoom_ret send_scan (ZOOM_connection c)
2446 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2447 Z_ScanRequest *req = apdu->u.scanRequest;
2449 yaz_log(log_details, "%p send_scan", c);
2451 return zoom_complete;
2452 assert (c->tasks->which == ZOOM_TASK_SCAN);
2453 scan = c->tasks->u.scan.scan;
2455 req->termListAndStartPoint = scan->termListAndStartPoint;
2456 req->attributeSet = scan->attributeSet;
2458 *req->numberOfTermsRequested =
2459 ZOOM_options_get_int(scan->options, "number", 10);
2461 req->preferredPositionInResponse =
2462 odr_intdup (c->odr_out,
2463 ZOOM_options_get_int(scan->options, "position", 1));
2466 odr_intdup (c->odr_out,
2467 ZOOM_options_get_int(scan->options, "stepSize", 0));
2469 req->databaseNames = set_DatabaseNames (c, scan->options,
2470 &req->num_databaseNames);
2472 return send_APDU (c, apdu);
2476 ZOOM_scanset_size (ZOOM_scanset scan)
2478 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2480 return scan->scan_response->entries->num_entries;
2483 ZOOM_API(const char *)
2484 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2487 const char *term = 0;
2488 size_t noent = ZOOM_scanset_size (scan);
2489 Z_ScanResponse *res = scan->scan_response;
2495 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2497 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2499 if (t->term->which == Z_Term_general)
2501 term = (const char *) t->term->u.general->buf;
2502 *len = t->term->u.general->len;
2504 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2509 ZOOM_API(const char *)
2510 ZOOM_scanset_display_term (ZOOM_scanset scan, size_t pos,
2513 const char *term = 0;
2514 size_t noent = ZOOM_scanset_size (scan);
2515 Z_ScanResponse *res = scan->scan_response;
2521 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2523 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2527 term = t->displayTerm;
2528 *len = strlen(term);
2530 else if (t->term->which == Z_Term_general)
2532 term = (const char *) t->term->u.general->buf;
2533 *len = t->term->u.general->len;
2535 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2540 ZOOM_API(const char *)
2541 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2543 return ZOOM_options_get (scan->options, key);
2547 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2550 ZOOM_options_set (scan->options, key, val);
2553 static Z_APDU *create_es_package (ZOOM_package p, int type)
2556 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2557 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2559 *req->function = Z_ExtendedServicesRequest_create;
2561 str = ZOOM_options_get(p->options, "package-name");
2563 req->packageName = nmem_strdup (p->odr_out->mem, str);
2565 str = ZOOM_options_get(p->options, "user-id");
2567 req->userId = nmem_strdup (p->odr_out->mem, str);
2569 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2572 str = ZOOM_options_get(p->options, "function");
2575 if (!strcmp (str, "create"))
2577 if (!strcmp (str, "delete"))
2579 if (!strcmp (str, "modify"))
2585 static const char *ill_array_lookup (void *clientData, const char *idx)
2587 ZOOM_package p = (ZOOM_package) clientData;
2588 return ZOOM_options_get (p->options, idx+4);
2591 static Z_External *encode_ill_request (ZOOM_package p)
2593 ODR out = p->odr_out;
2596 struct ill_get_ctl ctl;
2598 ctl.odr = p->odr_out;
2600 ctl.f = ill_array_lookup;
2602 req = ill_get_ILLRequest(&ctl, "ill", 0);
2604 if (!ill_Request (out, &req, 0, 0))
2606 int ill_request_size;
2607 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2608 if (ill_request_buf)
2609 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2615 int illRequest_size = 0;
2616 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2618 oid.proto = PROTO_GENERAL;
2619 oid.oclass = CLASS_GENERAL;
2620 oid.value = VAL_ISO_ILL_1;
2622 r = (Z_External *) odr_malloc (out, sizeof(*r));
2623 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2624 r->indirect_reference = 0;
2626 r->which = Z_External_single;
2628 r->u.single_ASN1_type = (Odr_oct *)
2629 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2630 r->u.single_ASN1_type->buf = (unsigned char*)
2631 odr_malloc (out, illRequest_size);
2632 r->u.single_ASN1_type->len = illRequest_size;
2633 r->u.single_ASN1_type->size = illRequest_size;
2634 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2639 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2641 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2644 req->which = Z_IOItemOrder_esRequest;
2645 req->u.esRequest = (Z_IORequest *)
2646 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2648 /* to keep part ... */
2649 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2650 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2651 req->u.esRequest->toKeep->supplDescription = 0;
2652 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2653 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2655 str = ZOOM_options_get(p->options, "contact-name");
2656 req->u.esRequest->toKeep->contact->name = str ?
2657 nmem_strdup (p->odr_out->mem, str) : 0;
2659 str = ZOOM_options_get(p->options, "contact-phone");
2660 req->u.esRequest->toKeep->contact->phone = str ?
2661 nmem_strdup (p->odr_out->mem, str) : 0;
2663 str = ZOOM_options_get(p->options, "contact-email");
2664 req->u.esRequest->toKeep->contact->email = str ?
2665 nmem_strdup (p->odr_out->mem, str) : 0;
2667 req->u.esRequest->toKeep->addlBilling = 0;
2669 /* not to keep part ... */
2670 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2671 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2673 str = ZOOM_options_get(p->options, "itemorder-setname");
2678 req->u.esRequest->notToKeep->resultSetItem = 0;
2681 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2682 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2684 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2685 nmem_strdup (p->odr_out->mem, str);
2686 req->u.esRequest->notToKeep->resultSetItem->item =
2687 (int *) odr_malloc(p->odr_out, sizeof(int));
2689 str = ZOOM_options_get(p->options, "itemorder-item");
2690 *req->u.esRequest->notToKeep->resultSetItem->item =
2691 (str ? atoi(str) : 1);
2693 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2698 Z_APDU *create_admin_package(ZOOM_package p, int type,
2699 Z_ESAdminOriginPartToKeep **toKeepP,
2700 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2702 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2705 Z_ESAdminOriginPartToKeep *toKeep;
2706 Z_ESAdminOriginPartNotToKeep *notToKeep;
2707 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2708 const char *first_db = "Default";
2710 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2714 r->direct_reference =
2715 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2718 r->indirect_reference = 0;
2719 r->which = Z_External_ESAdmin;
2721 r->u.adminService = (Z_Admin *)
2722 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2723 r->u.adminService->which = Z_Admin_esRequest;
2724 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2725 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2727 toKeep = r->u.adminService->u.esRequest->toKeep =
2728 (Z_ESAdminOriginPartToKeep *)
2729 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2730 toKeep->which = type;
2731 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2732 toKeep->u.create = odr_nullval();
2733 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2735 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2736 (Z_ESAdminOriginPartNotToKeep *)
2737 odr_malloc(p->odr_out,
2738 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2739 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2740 notToKeep->u.recordsWillFollow = odr_nullval();
2744 *notToKeepP = notToKeep;
2749 static Z_APDU *create_xmlupdate_package(ZOOM_package p)
2751 Z_APDU *apdu = create_es_package(p, VAL_XMLES);
2752 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2753 Z_External *ext = (Z_External *) odr_malloc(p->odr_out, sizeof(*ext));
2754 const char *doc = ZOOM_options_get(p->options, "doc");
2756 req->taskSpecificParameters = ext;
2757 ext->direct_reference = req->packageType;
2758 ext->descriptor = 0;
2759 ext->indirect_reference = 0;
2761 ext->which = Z_External_octet;
2762 ext->u.single_ASN1_type = (Odr_oct *)
2763 odr_malloc (p->odr_out, sizeof(Odr_oct));
2767 ext->u.single_ASN1_type->buf = (unsigned char*)
2768 odr_strdup(p->odr_out, doc);
2769 ext->u.single_ASN1_type->size = ext->u.single_ASN1_type->len = strlen(doc);
2773 static Z_APDU *create_update_package(ZOOM_package p)
2776 const char *first_db = "Default";
2778 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2779 const char *action = ZOOM_options_get(p->options, "action");
2780 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2781 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2782 const char *record_buf = ZOOM_options_get(p->options, "record");
2783 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2784 int syntax_oid = VAL_NONE;
2788 syntax_oid = oid_getvalbyname(syntax_str);
2791 record_buf = "void";
2792 syntax_oid = VAL_SUTRS;
2794 if (syntax_oid == VAL_NONE)
2795 syntax_oid = VAL_TEXT_XML;
2801 action = "specialUpdate";
2803 if (!strcmp(action, "recordInsert"))
2804 action_no = Z_IUOriginPartToKeep_recordInsert;
2805 else if (!strcmp(action, "recordReplace"))
2806 action_no = Z_IUOriginPartToKeep_recordReplace;
2807 else if (!strcmp(action, "recordDelete"))
2808 action_no = Z_IUOriginPartToKeep_recordDelete;
2809 else if (!strcmp(action, "elementUpdate"))
2810 action_no = Z_IUOriginPartToKeep_elementUpdate;
2811 else if (!strcmp(action, "specialUpdate"))
2812 action_no = Z_IUOriginPartToKeep_specialUpdate;
2816 apdu = create_es_package (p, VAL_DBUPDATE);
2819 Z_IUOriginPartToKeep *toKeep;
2820 Z_IUSuppliedRecords *notToKeep;
2821 Z_External *r = (Z_External *)
2822 odr_malloc (p->odr_out, sizeof(*r));
2824 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2826 r->direct_reference =
2827 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2830 r->which = Z_External_update;
2831 r->indirect_reference = 0;
2832 r->u.update = (Z_IUUpdate *)
2833 odr_malloc(p->odr_out, sizeof(*r->u.update));
2835 r->u.update->which = Z_IUUpdate_esRequest;
2836 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2837 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2838 toKeep = r->u.update->u.esRequest->toKeep =
2839 (Z_IUOriginPartToKeep *)
2840 odr_malloc(p->odr_out, sizeof(*toKeep));
2842 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2844 toKeep->elementSetName = 0;
2845 toKeep->actionQualifier = 0;
2846 toKeep->action = odr_intdup(p->odr_out, action_no);
2848 notToKeep = r->u.update->u.esRequest->notToKeep =
2849 (Z_IUSuppliedRecords *)
2850 odr_malloc(p->odr_out, sizeof(*notToKeep));
2852 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2853 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2854 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2855 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2856 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2859 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2860 odr_malloc (p->odr_out, sizeof(Odr_oct));
2861 notToKeep->elements[0]->u.opaque->size =
2862 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2863 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2864 odr_strdup(p->odr_out, recordIdOpaque);
2866 else if (recordIdNumber)
2868 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2870 notToKeep->elements[0]->u.number =
2871 odr_intdup(p->odr_out, atoi(recordIdNumber));
2874 notToKeep->elements[0]->u.opaque = 0;
2875 notToKeep->elements[0]->supplementalId = 0;
2876 notToKeep->elements[0]->correlationInfo = 0;
2877 notToKeep->elements[0]->record =
2878 z_ext_record(p->odr_out, syntax_oid,
2879 record_buf, strlen(record_buf));
2883 ODR print = odr_createmem(ODR_PRINT);
2885 z_APDU(print, &apdu, 0, 0);
2892 ZOOM_package_send (ZOOM_package p, const char *type)
2899 odr_reset (p->odr_out);
2902 if (!strcmp(type, "itemorder"))
2904 apdu = create_es_package (p, VAL_ITEMORDER);
2907 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2909 r->direct_reference =
2910 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2913 r->which = Z_External_itemOrder;
2914 r->indirect_reference = 0;
2915 r->u.itemOrder = encode_item_order (p);
2917 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2920 else if (!strcmp(type, "create")) /* create database */
2922 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2925 else if (!strcmp(type, "drop")) /* drop database */
2927 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2930 else if (!strcmp(type, "commit")) /* commit changes */
2932 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2935 else if (!strcmp(type, "update")) /* update record(s) */
2937 apdu = create_update_package(p);
2939 else if (!strcmp(type, "xmlupdate"))
2941 apdu = create_xmlupdate_package(p);
2945 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2949 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2950 task->u.package = p;
2951 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2952 p->buf_out = (char *) xmalloc (p->len_out);
2953 memcpy (p->buf_out, buf, p->len_out);
2958 while (ZOOM_event (1, &c))
2965 ZOOM_API(ZOOM_package)
2966 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2968 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2971 p->odr_out = odr_createmem (ODR_ENCODE);
2972 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2980 ZOOM_package_destroy(ZOOM_package p)
2985 if (p->refcount == 0)
2987 odr_destroy (p->odr_out);
2990 ZOOM_options_destroy (p->options);
2995 ZOOM_API(const char *)
2996 ZOOM_package_option_get (ZOOM_package p, const char *key)
2998 return ZOOM_options_get (p->options, key);
3003 ZOOM_package_option_set (ZOOM_package p, const char *key,
3006 ZOOM_options_set (p->options, key, val);
3009 static int ZOOM_connection_exec_task (ZOOM_connection c)
3011 ZOOM_task task = c->tasks;
3012 zoom_ret ret = zoom_complete;
3016 yaz_log(log_details, "%p ZOOM_connection_exec_task type=%d run=%d",
3017 c, task->which, task->running);
3018 if (c->error != ZOOM_ERROR_NONE)
3020 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3021 "removing tasks because of error = %d", c, c->error);
3022 ZOOM_connection_remove_tasks (c);
3027 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3028 "task already running", c);
3032 ret = zoom_complete;
3033 if (c->cs || task->which == ZOOM_TASK_CONNECT)
3035 switch (task->which)
3037 case ZOOM_TASK_SEARCH:
3038 if (c->proto == PROTO_HTTP)
3039 ret = ZOOM_connection_srw_send_search(c);
3041 ret = ZOOM_connection_send_search(c);
3043 case ZOOM_TASK_RETRIEVE:
3044 if (c->proto == PROTO_HTTP)
3045 ret = ZOOM_connection_srw_send_search(c);
3047 ret = send_present (c);
3049 case ZOOM_TASK_CONNECT:
3050 ret = do_connect(c);
3052 case ZOOM_TASK_SCAN:
3055 case ZOOM_TASK_PACKAGE:
3056 ret = send_package(c);
3058 case ZOOM_TASK_SORT:
3059 c->tasks->u.sort.resultset->r_sort_spec =
3060 c->tasks->u.sort.q->sort_spec;
3061 ret = send_sort(c, c->tasks->u.sort.resultset);
3067 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3068 "remove tasks because no connection exist", c);
3069 ZOOM_connection_remove_tasks (c);
3071 if (ret == zoom_complete)
3073 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3074 "task removed (complete)", c);
3075 ZOOM_connection_remove_task (c);
3078 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3083 static zoom_ret send_sort_present (ZOOM_connection c)
3085 zoom_ret r = zoom_complete;
3087 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
3088 r = send_sort (c, c->tasks->u.search.resultset);
3089 if (r == zoom_complete)
3090 r = send_present (c);
3094 static int es_response (ZOOM_connection c,
3095 Z_ExtendedServicesResponse *res)
3097 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
3099 if (res->diagnostics && res->num_diagnostics > 0)
3100 response_diag(c, res->diagnostics[0]);
3101 if (res->taskPackage &&
3102 res->taskPackage->which == Z_External_extendedService)
3104 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
3105 Odr_oct *id = taskPackage->targetReference;
3108 ZOOM_options_setl (c->tasks->u.package->options,
3109 "targetReference", (char*) id->buf, id->len);
3111 if (res->taskPackage &&
3112 res->taskPackage->which == Z_External_octet)
3114 Odr_oct *doc = res->taskPackage->u.octet_aligned;
3115 ZOOM_options_setl (c->tasks->u.package->options,
3116 "xmlUpdateDoc", (char*) doc->buf, doc->len);
3121 static void interpret_init_diag(ZOOM_connection c,
3122 Z_DiagnosticFormat *diag)
3126 Z_DiagnosticFormat_s *ds = diag->elements[0];
3127 if (ds->which == Z_DiagnosticFormat_s_defaultDiagRec)
3128 response_default_diag(c, ds->u.defaultDiagRec);
3133 static void interpret_otherinformation_field(ZOOM_connection c,
3134 Z_OtherInformation *ui)
3137 for (i = 0; i < ui->num_elements; i++)
3139 Z_OtherInformationUnit *unit = ui->list[i];
3140 if (unit->which == Z_OtherInfo_externallyDefinedInfo &&
3141 unit->information.externallyDefinedInfo &&
3142 unit->information.externallyDefinedInfo->which ==
3145 interpret_init_diag(c, unit->information.externallyDefinedInfo->u.diag1);
3150 static void recv_apdu (ZOOM_connection c, Z_APDU *apdu)
3152 Z_InitResponse *initrs;
3155 yaz_log(log_details, "%p recv_apdu apdu->which=%d", c, apdu->which);
3158 case Z_APDU_initResponse:
3159 yaz_log(log_api, "%p recv_apd: Received Init response", c);
3160 initrs = apdu->u.initResponse;
3161 ZOOM_connection_option_set(c, "serverImplementationId",
3162 initrs->implementationId ?
3163 initrs->implementationId : "");
3164 ZOOM_connection_option_set(c, "serverImplementationName",
3165 initrs->implementationName ?
3166 initrs->implementationName : "");
3167 ZOOM_connection_option_set(c, "serverImplementationVersion",
3168 initrs->implementationVersion ?
3169 initrs->implementationVersion : "");
3170 /* Set the three old options too, for old applications */
3171 ZOOM_connection_option_set(c, "targetImplementationId",
3172 initrs->implementationId ?
3173 initrs->implementationId : "");
3174 ZOOM_connection_option_set(c, "targetImplementationName",
3175 initrs->implementationName ?
3176 initrs->implementationName : "");
3177 ZOOM_connection_option_set(c, "targetImplementationVersion",
3178 initrs->implementationVersion ?
3179 initrs->implementationVersion : "");
3180 if (!*initrs->result)
3182 Z_External *uif = initrs->userInformationField;
3184 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0); /* default error */
3186 if (uif && uif->which == Z_External_userInfo1)
3187 interpret_otherinformation_field(c, uif->u.userInfo1);
3192 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
3194 xfree (c->cookie_in);
3197 c->cookie_in = xstrdup(cookie);
3198 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
3199 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
3200 c->support_named_resultsets = 1;
3203 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3204 ZOOM_connection_remove_task (c);
3206 ZOOM_connection_exec_task (c);
3208 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
3210 NMEM tmpmem = nmem_create();
3211 Z_CharSetandLanguageNegotiation *p =
3212 yaz_get_charneg_record(initrs->otherInfo);
3216 char *charset = NULL, *lang = NULL;
3219 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
3220 yaz_log(log_details, "%p recv_apdu target accepted: "
3221 "charset %s, language %s, select %d",
3223 charset ? charset : "none", lang ? lang : "none", sel);
3225 ZOOM_connection_option_set (c, "negotiation-charset",
3228 ZOOM_connection_option_set (c, "negotiation-lang",
3231 ZOOM_connection_option_set (
3232 c, "negotiation-charset-in-effect-for-records",
3233 (sel != 0) ? "1" : "0");
3234 nmem_destroy(tmpmem);
3238 case Z_APDU_searchResponse:
3239 yaz_log(log_api, "%p recv_apdu Search response", c);
3240 handle_search_response (c, apdu->u.searchResponse);
3241 if (send_sort_present (c) == zoom_complete)
3242 ZOOM_connection_remove_task (c);
3244 case Z_APDU_presentResponse:
3245 yaz_log(log_api, "%p recv_apdu Present response", c);
3246 handle_present_response (c, apdu->u.presentResponse);
3247 if (send_present (c) == zoom_complete)
3248 ZOOM_connection_remove_task (c);
3250 case Z_APDU_sortResponse:
3251 yaz_log(log_api, "%p recv_apdu Sort response", c);
3252 sort_response (c, apdu->u.sortResponse);
3253 if (send_present (c) == zoom_complete)
3254 ZOOM_connection_remove_task (c);
3256 case Z_APDU_scanResponse:
3257 yaz_log(log_api, "%p recv_apdu Scan response", c);
3258 scan_response (c, apdu->u.scanResponse);
3259 ZOOM_connection_remove_task (c);
3261 case Z_APDU_extendedServicesResponse:
3262 yaz_log(log_api, "%p recv_apdu Extended Services response", c);
3263 es_response (c, apdu->u.extendedServicesResponse);
3264 ZOOM_connection_remove_task (c);
3267 yaz_log(log_api, "%p recv_apdu Close PDU", c);
3268 if (c->reconnect_ok)
3271 c->tasks->running = 0;
3272 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3276 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3281 yaz_log(log_api, "%p Received unknown PDU", c);
3282 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3288 static void handle_srw_response(ZOOM_connection c,
3289 Z_SRW_searchRetrieveResponse *res)
3291 ZOOM_resultset resultset = 0;
3299 if (c->tasks->which == ZOOM_TASK_SEARCH)
3300 resultset = c->tasks->u.search.resultset;
3301 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3302 resultset = c->tasks->u.retrieve.resultset;
3306 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3307 ZOOM_connection_put_event(c, event);
3309 resultset->size = 0;
3311 yaz_log(log_details, "%p handle_srw_response got SRW response OK", c);
3313 if (res->numberOfRecords)
3314 resultset->size = *res->numberOfRecords;
3316 for (i = 0; i<res->num_records; i++)
3320 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3321 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3323 if (res->records[i].recordPosition &&
3324 *res->records[i].recordPosition > 0)
3325 pos = *res->records[i].recordPosition - 1;
3327 pos = resultset->start + i;
3329 npr->databaseName = 0;
3330 npr->which = Z_NamePlusRecord_databaseRecord;
3331 npr->u.databaseRecord = (Z_External *)
3332 odr_malloc(c->odr_in, sizeof(Z_External));
3333 npr->u.databaseRecord->descriptor = 0;
3334 npr->u.databaseRecord->direct_reference =
3335 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3336 npr->u.databaseRecord->which = Z_External_octet;
3337 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3338 odr_malloc(c->odr_in, sizeof(Odr_oct));
3339 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3340 res->records[i].recordData_buf;
3341 npr->u.databaseRecord->u.octet_aligned->len =
3342 npr->u.databaseRecord->u.octet_aligned->size =
3343 res->records[i].recordData_len;
3344 record_cache_add (resultset, npr, pos);
3346 if (res->num_diagnostics > 0)
3348 const char *uri = res->diagnostics[0].uri;
3353 if ((cp = strrchr(uri, '/')))
3355 set_dset_error(c, code, uri,
3356 res->diagnostics[0].details, 0);
3359 nmem = odr_extract_mem(c->odr_in);
3360 nmem_transfer(resultset->odr->mem, nmem);
3366 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3369 const char *content_type = z_HTTP_header_lookup(hres->headers,
3371 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3374 yaz_log(log_details, "%p handle_http", c);
3376 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3378 Z_SOAP *soap_package = 0;
3380 Z_SOAP_Handler soap_handlers[2] = {
3381 {"http://www.loc.gov/zing/srw/", 0,
3382 (Z_SOAP_fun) yaz_srw_codec},
3385 ret = z_soap_codec(o, &soap_package,
3386 &hres->content_buf, &hres->content_len,
3388 if (!ret && soap_package->which == Z_SOAP_generic &&
3389 soap_package->u.generic->no == 0)
3391 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3392 if (sr->which == Z_SRW_searchRetrieve_response)
3393 handle_srw_response(c, sr->u.response);
3397 else if (!ret && (soap_package->which == Z_SOAP_fault
3398 || soap_package->which == Z_SOAP_error))
3400 set_HTTP_error(c, hres->code,
3401 soap_package->u.fault->fault_code,
3402 soap_package->u.fault->fault_string);
3409 if (hres->code != 200)
3410 set_HTTP_error(c, hres->code, 0, 0);
3412 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3415 ZOOM_connection_remove_task(c);
3416 if (!strcmp(hres->version, "1.0"))
3418 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3419 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3424 /* HTTP 1.1: only if no close we stay alive .. */
3425 if (connection_head && !strcmp(connection_head, "close"))
3431 static int do_read (ZOOM_connection c)
3436 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3437 ZOOM_connection_put_event (c, event);
3439 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3440 more = cs_more(c->cs);
3441 yaz_log(log_details, "%p do_read len=%d more=%d", c, r, more);
3446 if (c->reconnect_ok)
3449 c->reconnect_ok = 0;
3450 yaz_log(log_details, "%p do_read reconnect read", c);
3451 c->tasks->running = 0;
3452 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3456 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3465 odr_reset (c->odr_in);
3466 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3467 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3468 ZOOM_connection_put_event (c, event);
3470 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3473 int err = odr_geterrorx(c->odr_in, &x);
3475 const char *element = odr_getelement(c->odr_in);
3476 sprintf (msg, "ODR code %d:%d element=%-20s",
3477 err, x, element ? element : "<unknown>");
3478 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3481 else if (gdu->which == Z_GDU_Z3950)
3482 recv_apdu (c, gdu->u.z3950);
3483 else if (gdu->which == Z_GDU_HTTP_Response)
3486 handle_http (c, gdu->u.HTTP_Response);
3488 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3492 c->reconnect_ok = 0;
3497 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3502 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3503 ZOOM_connection_put_event (c, event);
3505 yaz_log(log_details, "%p do_write_ex len=%d", c, len_out);
3506 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3508 yaz_log(log_details, "%p do_write_ex write failed", c);
3509 if (c->reconnect_ok)
3512 c->reconnect_ok = 0;
3513 yaz_log(log_details, "%p do_write_ex reconnect write", c);
3514 c->tasks->running = 0;
3515 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3516 return zoom_pending;
3518 if (c->state == STATE_CONNECTING)
3519 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3521 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3523 return zoom_complete;
3527 c->mask = ZOOM_SELECT_EXCEPT;
3528 if (c->cs->io_pending & CS_WANT_WRITE)
3529 c->mask += ZOOM_SELECT_WRITE;
3530 if (c->cs->io_pending & CS_WANT_READ)
3531 c->mask += ZOOM_SELECT_READ;
3532 yaz_log(log_details, "%p do_write_ex write incomplete mask=%d",
3537 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3538 yaz_log(log_details, "%p do_write_ex write complete mask=%d",
3541 return zoom_pending;
3544 static zoom_ret do_write(ZOOM_connection c)
3546 return do_write_ex (c, c->buf_out, c->len_out);
3550 ZOOM_API(const char *)
3551 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3553 return ZOOM_options_get (c->options, key);
3556 ZOOM_API(const char *)
3557 ZOOM_connection_option_getl (ZOOM_connection c, const char *key, int *lenp)
3559 return ZOOM_options_getl (c->options, key, lenp);
3563 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3566 ZOOM_options_set (c->options, key, val);
3570 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3571 const char *val, int len)
3573 ZOOM_options_setl (c->options, key, val, len);
3576 ZOOM_API(const char *)
3577 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3579 return ZOOM_options_get (r->options, key);
3583 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3586 ZOOM_options_set (r->options, key, val);
3591 ZOOM_connection_errcode (ZOOM_connection c)
3593 return ZOOM_connection_error (c, 0, 0);
3596 ZOOM_API(const char *)
3597 ZOOM_connection_errmsg (ZOOM_connection c)
3600 ZOOM_connection_error (c, &msg, 0);
3604 ZOOM_API(const char *)
3605 ZOOM_connection_addinfo (ZOOM_connection c)
3607 const char *addinfo;
3608 ZOOM_connection_error (c, 0, &addinfo);
3612 ZOOM_API(const char *)
3613 ZOOM_connection_diagset (ZOOM_connection c)
3615 const char *diagset;
3616 ZOOM_connection_error_x (c, 0, 0, &diagset);
3620 ZOOM_API(const char *)
3621 ZOOM_diag_str (int error)
3625 case ZOOM_ERROR_NONE:
3627 case ZOOM_ERROR_CONNECT:
3628 return "Connect failed";
3629 case ZOOM_ERROR_MEMORY:
3630 return "Out of memory";
3631 case ZOOM_ERROR_ENCODE:
3632 return "Encoding failed";
3633 case ZOOM_ERROR_DECODE:
3634 return "Decoding failed";
3635 case ZOOM_ERROR_CONNECTION_LOST:
3636 return "Connection lost";
3637 case ZOOM_ERROR_INIT:
3638 return "Init rejected";
3639 case ZOOM_ERROR_INTERNAL:
3640 return "Internal failure";
3641 case ZOOM_ERROR_TIMEOUT:
3643 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3644 return "Unsupported protocol";
3645 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3646 return "Unsupported query type";
3647 case ZOOM_ERROR_INVALID_QUERY:
3648 return "Invalid query";
3650 return diagbib1_str (error);
3655 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3656 const char **addinfo, const char **diagset)
3658 int error = c->error;
3661 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3662 *cp = ZOOM_diag_str(error);
3663 else if (!strcmp(c->diagset, "HTTP"))
3664 *cp = z_HTTP_errmsg(c->error);
3665 else if (!strcmp(c->diagset, "Bib-1"))
3666 *cp = ZOOM_diag_str(error);
3667 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3668 *cp = yaz_diag_srw_str(c->error);
3670 *cp = "Unknown error and diagnostic set";
3673 *addinfo = c->addinfo ? c->addinfo : "";
3675 *diagset = c->diagset ? c->diagset : "";
3680 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3681 const char **addinfo)
3683 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3686 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3688 ZOOM_Event event = 0;
3689 int r = cs_look(c->cs);
3690 yaz_log(log_details, "%p ZOOM_connection_do_io mask=%d cs_look=%d",
3695 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3696 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3698 ZOOM_connection_put_event (c, event);
3700 else if (r == CS_CONNECT)
3703 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3705 ret = cs_rcvconnect (c->cs);
3706 yaz_log(log_details, "%p ZOOM_connection_do_io "
3707 "cs_rcvconnect returned %d", c, ret);
3710 c->mask = ZOOM_SELECT_EXCEPT;
3711 if (c->cs->io_pending & CS_WANT_WRITE)
3712 c->mask += ZOOM_SELECT_WRITE;
3713 if (c->cs->io_pending & CS_WANT_READ)
3714 c->mask += ZOOM_SELECT_READ;
3715 ZOOM_connection_put_event (c, event);
3719 ZOOM_connection_put_event (c, event);
3721 if (c->proto == PROTO_Z3950)
3722 ZOOM_connection_send_init(c);
3725 /* no init request for SRW .. */
3726 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3727 ZOOM_connection_remove_task (c);
3729 ZOOM_connection_exec_task (c);
3731 c->state = STATE_ESTABLISHED;
3735 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3737 ZOOM_connection_put_event (c, event);
3742 if (mask & ZOOM_SELECT_READ)
3744 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3751 ZOOM_connection_last_event(ZOOM_connection cs)
3754 return ZOOM_EVENT_NONE;
3755 return cs->last_event;
3759 ZOOM_event (int no, ZOOM_connection *cs)
3761 int timeout = 30; /* default timeout in seconds */
3762 int timeout_set = 0; /* whether it was overriden at all */
3764 struct pollfd pollfds[1024];
3765 ZOOM_connection poll_cs[1024];
3768 fd_set input, output, except;
3773 for (i = 0; i<no; i++)
3775 ZOOM_connection c = cs[i];
3777 if (c && (event = ZOOM_connection_get_event(c)))
3779 ZOOM_Event_destroy (event);
3783 for (i = 0; i<no; i++)
3785 ZOOM_connection c = cs[i];
3787 if (c && ZOOM_connection_exec_task (c))
3789 if ((event = ZOOM_connection_get_event(c)))
3791 ZOOM_Event_destroy (event);
3804 for (i = 0; i<no; i++)
3806 ZOOM_connection c = cs[i];
3812 fd = z3950_connection_socket(c);
3813 mask = z3950_connection_mask(c);
3820 /* -1 is used for indefinite timeout (no timeout), so -2 here. */
3821 this_timeout = ZOOM_options_get_int (c->options, "timeout", -2);
3822 if (this_timeout != -2)
3824 /* ensure the minimum timeout is used */
3826 timeout = this_timeout;
3827 else if (this_timeout != -1 && this_timeout < timeout)
3828 timeout = this_timeout;
3834 short poll_events = 0;
3836 if (mask & ZOOM_SELECT_READ)
3837 poll_events += POLLIN;
3838 if (mask & ZOOM_SELECT_WRITE)
3839 poll_events += POLLOUT;
3840 if (mask & ZOOM_SELECT_EXCEPT)
3841 poll_events += POLLERR;
3842 pollfds[nfds].fd = fd;
3843 pollfds[nfds].events = poll_events;
3844 pollfds[nfds].revents = 0;
3849 if (mask & ZOOM_SELECT_READ)
3851 FD_SET (fd, &input);
3854 if (mask & ZOOM_SELECT_WRITE)
3856 FD_SET (fd, &output);
3859 if (mask & ZOOM_SELECT_EXCEPT)
3861 FD_SET (fd, &except);
3870 r = poll (pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
3871 for (i = 0; i<nfds; i++)
3873 ZOOM_connection c = poll_cs[i];
3877 if (pollfds[i].revents & POLLIN)
3878 mask += ZOOM_SELECT_READ;
3879 if (pollfds[i].revents & POLLOUT)
3880 mask += ZOOM_SELECT_WRITE;
3881 if (pollfds[i].revents & POLLERR)
3882 mask += ZOOM_SELECT_EXCEPT;
3884 ZOOM_connection_do_io(c, mask);
3886 else if (r == 0 && c->mask)
3888 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3889 /* timeout and this connection was waiting */
3890 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3892 ZOOM_connection_put_event(c, event);
3896 tv.tv_sec = timeout;
3898 r = select (max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
3899 for (i = 0; i<no; i++)
3901 ZOOM_connection c = cs[i];
3906 fd = z3950_connection_socket(c);
3910 /* no timeout and real socket */
3911 if (FD_ISSET(fd, &input))
3912 mask += ZOOM_SELECT_READ;
3913 if (FD_ISSET(fd, &output))
3914 mask += ZOOM_SELECT_WRITE;
3915 if (FD_ISSET(fd, &except))
3916 mask += ZOOM_SELECT_EXCEPT;
3918 ZOOM_connection_do_io(c, mask);
3920 if (r == 0 && c->mask)
3922 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3923 /* timeout and this connection was waiting */
3924 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3926 ZOOM_connection_put_event(c, event);
3930 for (i = 0; i<no; i++)
3932 ZOOM_connection c = cs[i];
3934 if (c && (event = ZOOM_connection_get_event(c)))
3936 ZOOM_Event_destroy (event);
3945 * indent-tabs-mode: nil
3947 * vim: shiftwidth=4 tabstop=8 expandtab