2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.55 2005-12-12 12:02:04 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);
393 * If the "<scheme>:" part of the host string is preceded by one
394 * or more comma-separated <name>=<value> pairs, these are taken
395 * to be options to be set on the connection object. Among other
396 * applications, this facility can be used to embed authentication
398 * user=admin,password=secret,tcp:localhost:9999
400 char *remainder = c->host_port;
401 char *pcolon = strchr(remainder, ':');
404 while ((pcomma = strchr(remainder, ',')) != 0 &&
405 (pcolon == 0 || pcomma < pcolon)) {
407 if ((pequals = strchr(remainder, '=')) != 0) {
409 /*printf("# setting '%s'='%s'\n", remainder, pequals+1);*/
410 ZOOM_connection_option_set(c, remainder, pequals+1);
412 remainder = pcomma+1;
415 if (remainder != c->host_port) {
417 c->host_port = xstrdup(remainder);
418 /*printf("# reset hp='%s'\n", remainder);*/
422 ZOOM_options_set(c->options, "host", c->host_port);
424 val = ZOOM_options_get (c->options, "cookie");
427 yaz_log(log_details, "%p ZOOM_connection_connect cookie=%s", c, val);
428 c->cookie_out = xstrdup (val);
431 val = ZOOM_options_get (c->options, "clientIP");
434 yaz_log(log_details, "%p ZOOM_connection_connect clientIP=%s",
436 c->client_IP = xstrdup (val);
439 c->async = ZOOM_options_get_bool (c->options, "async", 0);
440 yaz_log(log_details, "%p ZOOM_connection_connect async=%d", c, c->async);
442 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
444 task = ZOOM_connection_add_task (c, ZOOM_TASK_CONNECT);
448 while (ZOOM_event (1, &c))
454 ZOOM_query_create(void)
456 ZOOM_query s = (ZOOM_query) xmalloc (sizeof(*s));
458 yaz_log(log_details, "%p ZOOM_query_create", s);
462 s->odr = odr_createmem (ODR_ENCODE);
469 ZOOM_query_destroy(ZOOM_query s)
475 yaz_log(log_details, "%p ZOOM_query_destroy count=%d", s, s->refcount);
476 if (s->refcount == 0)
478 odr_destroy (s->odr);
484 ZOOM_query_prefix(ZOOM_query s, const char *str)
486 s->query_string = odr_strdup(s->odr, str);
487 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
488 s->z_query->which = Z_Query_type_1;
489 s->z_query->u.type_1 = p_query_rpn(s->odr, PROTO_Z3950, str);
490 if (!s->z_query->u.type_1)
492 yaz_log(log_details, "%p ZOOM_query_prefix str=%s failed", s, str);
496 yaz_log(log_details, "%p ZOOM_query_prefix str=%s", s, str);
501 ZOOM_query_cql(ZOOM_query s, const char *str)
505 s->query_string = odr_strdup(s->odr, str);
507 ext = (Z_External *) odr_malloc(s->odr, sizeof(*ext));
508 ext->direct_reference = odr_getoidbystr(s->odr, "1.2.840.10003.16.2");
509 ext->indirect_reference = 0;
511 ext->which = Z_External_CQL;
512 ext->u.cql = s->query_string;
514 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
515 s->z_query->which = Z_Query_type_104;
516 s->z_query->u.type_104 = ext;
518 yaz_log(log_details, "%p ZOOM_query_cql str=%s", s, str);
524 ZOOM_query_sortby(ZOOM_query s, const char *criteria)
526 s->sort_spec = yaz_sort_spec (s->odr, criteria);
529 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s failed",
533 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s", s, criteria);
537 static zoom_ret do_write(ZOOM_connection c);
540 ZOOM_connection_destroy(ZOOM_connection c)
545 yaz_log(log_api, "%p ZOOM_connection_destroy", c);
548 for (r = c->resultsets; r; r = r->next)
554 odr_destroy (c->odr_in);
555 odr_destroy (c->odr_out);
556 ZOOM_options_destroy (c->options);
557 ZOOM_connection_remove_tasks (c);
558 xfree (c->host_port);
563 xfree (c->cookie_out);
564 xfree (c->cookie_in);
565 xfree (c->client_IP);
569 void ZOOM_resultset_addref (ZOOM_resultset r)
574 yaz_log(log_details, "%p ZOOM_resultset_addref count=%d",
579 ZOOM_resultset ZOOM_resultset_create ()
581 ZOOM_resultset r = (ZOOM_resultset) xmalloc (sizeof(*r));
585 yaz_log(log_details, "%p ZOOM_resultset_create", r);
588 r->odr = odr_createmem (ODR_ENCODE);
603 ZOOM_API(ZOOM_resultset)
604 ZOOM_connection_search_pqf(ZOOM_connection c, const char *q)
607 ZOOM_query s = ZOOM_query_create();
609 ZOOM_query_prefix (s, q);
611 r = ZOOM_connection_search (c, s);
612 ZOOM_query_destroy (s);
616 ZOOM_API(ZOOM_resultset)
617 ZOOM_connection_search(ZOOM_connection c, ZOOM_query q)
619 ZOOM_resultset r = ZOOM_resultset_create ();
623 yaz_log(log_api, "%p ZOOM_connection_search set %p query %p", c, r, q);
624 r->r_sort_spec = q->sort_spec;
627 r->options = ZOOM_options_create_with_parent(c->options);
629 r->start = ZOOM_options_get_int(r->options, "start", 0);
630 r->count = ZOOM_options_get_int(r->options, "count", 0);
632 /* If "presentChunk" is defined use that; otherwise "step" */
633 const char *cp = ZOOM_options_get (r->options, "presentChunk");
634 r->step = ZOOM_options_get_int(r->options,
635 (cp != 0 ? "presentChunk": "step"), 0);
637 r->piggyback = ZOOM_options_get_bool (r->options, "piggyback", 1);
638 cp = ZOOM_options_get (r->options, "setname");
640 r->setname = xstrdup(cp);
641 cp = ZOOM_options_get (r->options, "schema");
643 r->schema = xstrdup(cp);
647 r->next = c->resultsets;
650 if (c->host_port && c->proto == PROTO_HTTP)
654 yaz_log(log_details, "ZOOM_connection_search: no comstack");
655 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
659 yaz_log(log_details, "ZOOM_connection_search: reconnect");
664 task = ZOOM_connection_add_task (c, ZOOM_TASK_SEARCH);
665 task->u.search.resultset = r;
666 ZOOM_resultset_addref (r);
672 while (ZOOM_event (1, &c))
679 * This is the old result-set sorting API, which is maintained only
680 * for the sake of binary compatibility. There is no reason ever to
681 * use this rather than ZOOM_resultset_sort1().
684 ZOOM_resultset_sort(ZOOM_resultset r,
685 const char *sort_type, const char *sort_spec)
687 (void) ZOOM_resultset_sort1(r, sort_type, sort_spec);
691 ZOOM_resultset_sort1(ZOOM_resultset r,
692 const char *sort_type, const char *sort_spec)
694 ZOOM_connection c = r->connection;
698 newq = ZOOM_query_create();
699 if (ZOOM_query_sortby(newq, sort_spec) < 0)
702 yaz_log(log_api, "%p ZOOM_resultset_sort r=%p sort_type=%s sort_spec=%s",
703 r, r, sort_type, sort_spec);
707 if (c->host_port && c->proto == PROTO_HTTP)
711 yaz_log(log_details, "%p ZOOM_resultset_sort: no comstack", r);
712 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
716 yaz_log(log_details, "%p ZOOM_resultset_sort: prepare reconnect",
722 ZOOM_resultset_cache_reset(r);
723 task = ZOOM_connection_add_task (c, ZOOM_TASK_SORT);
724 task->u.sort.resultset = r;
725 task->u.sort.q = newq;
727 ZOOM_resultset_addref (r);
731 while (ZOOM_event (1, &c))
739 ZOOM_resultset_cache_reset(ZOOM_resultset r)
741 ZOOM_record_cache rc;
743 for (rc = r->record_cache; rc; rc = rc->next)
745 if (rc->rec.wrbuf_marc)
746 wrbuf_free (rc->rec.wrbuf_marc, 1);
747 if (rc->rec.wrbuf_iconv)
748 wrbuf_free (rc->rec.wrbuf_iconv, 1);
749 if (rc->rec.wrbuf_opac)
750 wrbuf_free (rc->rec.wrbuf_opac, 1);
756 ZOOM_resultset_destroy(ZOOM_resultset r)
761 yaz_log(log_details, "%p ZOOM_resultset_destroy r=%p count=%d",
763 if (r->refcount == 0)
765 ZOOM_resultset_cache_reset(r);
769 /* remove ourselves from the resultsets in connection */
770 ZOOM_resultset *rp = &r->connection->resultsets;
773 assert (*rp); /* we must be in this list!! */
775 { /* OK, we're here - take us out of it */
782 ZOOM_query_destroy (r->query);
783 ZOOM_options_destroy (r->options);
784 odr_destroy (r->odr);
792 ZOOM_resultset_size (ZOOM_resultset r)
797 static void do_close (ZOOM_connection c)
803 c->state = STATE_IDLE;
806 static void ZOOM_resultset_retrieve (ZOOM_resultset r,
807 int force_sync, int start, int count)
815 yaz_log(log_details, "%p ZOOM_resultset_retrieve force_sync=%d start=%d"
816 " count=%d", r, force_sync, start, count);
821 if (c->host_port && c->proto == PROTO_HTTP)
825 yaz_log(log_details, "%p ZOOM_resultset_retrieve: no comstack", r);
826 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
830 yaz_log(log_details, "%p ZOOM_resultset_retrieve: prepare "
835 task = ZOOM_connection_add_task (c, ZOOM_TASK_RETRIEVE);
836 task->u.retrieve.resultset = r;
837 task->u.retrieve.start = start;
838 task->u.retrieve.count = count;
840 cp = ZOOM_options_get (r->options, "schema");
843 if (!r->schema || strcmp(r->schema, cp))
846 r->schema = xstrdup(cp);
850 ZOOM_resultset_addref (r);
852 if (!r->connection->async || force_sync)
853 while (r->connection && ZOOM_event (1, &r->connection))
858 ZOOM_resultset_records (ZOOM_resultset r, ZOOM_record *recs,
859 size_t start, size_t count)
861 int force_present = 0;
865 yaz_log(log_api, "%p ZOOM_resultset_records r=%p start=%d count=%d",
869 ZOOM_resultset_retrieve (r, force_present, start, count);
873 for (i = 0; i< count; i++)
874 recs[i] = ZOOM_resultset_record_immediate (r, i+start);
878 static void get_cert(ZOOM_connection c)
883 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
885 ZOOM_connection_option_setl(c, "sslPeerCert",
891 static zoom_ret do_connect (ZOOM_connection c)
894 const char *effective_host;
897 effective_host = c->proxy;
899 effective_host = c->host_port;
901 yaz_log(log_details, "%p do_connect effective_host=%s", c, effective_host);
905 c->cs = cs_create_host (effective_host, 0, &add);
907 if (c->cs && c->cs->protocol == PROTO_HTTP)
910 const char *path = 0;
912 c->proto = PROTO_HTTP;
913 cs_get_host_args(c->host_port, &path);
915 c->path = (char*) xmalloc(strlen(path)+2);
917 strcpy (c->path+1, path);
919 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
921 return zoom_complete;
926 int ret = cs_connect (c->cs, add);
929 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
930 ZOOM_connection_put_event(c, event);
932 if (c->proto == PROTO_Z3950)
933 ZOOM_connection_send_init(c);
936 /* no init request for SRW .. */
937 assert (c->tasks->which == ZOOM_TASK_CONNECT);
938 ZOOM_connection_remove_task (c);
940 ZOOM_connection_exec_task (c);
942 c->state = STATE_ESTABLISHED;
947 c->state = STATE_CONNECTING;
948 c->mask = ZOOM_SELECT_EXCEPT;
949 if (c->cs->io_pending & CS_WANT_WRITE)
950 c->mask += ZOOM_SELECT_WRITE;
951 if (c->cs->io_pending & CS_WANT_READ)
952 c->mask += ZOOM_SELECT_READ;
956 c->state = STATE_IDLE;
957 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, effective_host);
958 return zoom_complete;
961 int z3950_connection_socket(ZOOM_connection c)
964 return cs_fileno(c->cs);
968 int z3950_connection_mask(ZOOM_connection c)
975 static void otherInfo_attach (ZOOM_connection c, Z_APDU *a, ODR out)
978 for (i = 0; i<200; i++)
981 Z_OtherInformation **oi;
987 sprintf (buf, "otherInfo%d", i);
988 val = ZOOM_options_get (c->options, buf);
991 cp = strchr(val, ':');
995 if (len >= sizeof(buf))
997 memcpy (buf, val, len);
999 oidval = oid_getvalbyname (buf);
1000 if (oidval == VAL_NONE)
1003 yaz_oi_APDU(a, &oi);
1004 yaz_oi_set_string_oidval(oi, out, oidval, 1, cp+1);
1008 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
1013 Z_OtherInformation **oi;
1014 yaz_oi_APDU(a, &oi);
1015 yaz_oi_set_string_oidval(oi, out, VAL_COOKIE, 1, c->cookie_out);
1019 Z_OtherInformation **oi;
1020 yaz_oi_APDU(a, &oi);
1021 yaz_oi_set_string_oidval(oi, out, VAL_CLIENT_IP, 1, c->client_IP);
1023 otherInfo_attach (c, a, out);
1024 if (!z_APDU(out, &a, 0, 0))
1026 FILE *outf = fopen("/tmp/apdu.txt", "a");
1029 ODR odr_pr = odr_createmem(ODR_PRINT);
1030 fprintf (outf, "a=%p\n", a);
1031 odr_setprint(odr_pr, outf);
1032 z_APDU(odr_pr, &a, 0, 0);
1033 odr_destroy(odr_pr);
1035 yaz_log(log_api, "%p encoding_APDU: encoding failed", c);
1036 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
1040 yaz_log(log_details, "%p encoding_APDU encoding OK", c);
1044 static zoom_ret send_APDU (ZOOM_connection c, Z_APDU *a)
1048 if (encode_APDU(c, a, c->odr_out))
1049 return zoom_complete;
1050 yaz_log(log_details, "%p send APDU type=%d", c, a->which);
1051 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1052 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1053 ZOOM_connection_put_event (c, event);
1054 odr_reset(c->odr_out);
1055 return do_write (c);
1058 /* returns 1 if PDU was sent OK (still pending )
1059 0 if PDU was not sent OK (nothing to wait for)
1062 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c)
1064 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
1065 Z_InitRequest *ireq = apdu->u.initRequest;
1066 Z_IdAuthentication *auth = (Z_IdAuthentication *)
1067 odr_malloc(c->odr_out, sizeof(*auth));
1068 const char *auth_groupId = ZOOM_options_get (c->options, "group");
1069 const char *auth_userId = ZOOM_options_get (c->options, "user");
1070 const char *auth_password = ZOOM_options_get (c->options, "password");
1073 /* support the pass for backwards compatibility */
1075 auth_password = ZOOM_options_get (c->options, "pass");
1077 ODR_MASK_SET(ireq->options, Z_Options_search);
1078 ODR_MASK_SET(ireq->options, Z_Options_present);
1079 ODR_MASK_SET(ireq->options, Z_Options_scan);
1080 ODR_MASK_SET(ireq->options, Z_Options_sort);
1081 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1082 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1084 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1085 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1086 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1088 /* Index Data's Z39.50 Implementor Id is 81 */
1089 ireq->implementationId = odr_prepend(c->odr_out,
1090 ZOOM_options_get(c->options, "implementationId"),
1091 odr_prepend(c->odr_out, "81", ireq->implementationId));
1093 ireq->implementationName = odr_prepend(c->odr_out,
1094 ZOOM_options_get(c->options, "implementationName"),
1095 odr_prepend(c->odr_out, "ZOOM-C", ireq->implementationName));
1097 version = odr_strdup(c->odr_out, "$Revision: 1.55 $");
1098 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1099 version[strlen(version)-2] = '\0';
1100 ireq->implementationVersion = odr_prepend(c->odr_out,
1101 ZOOM_options_get(c->options, "implementationVersion"),
1102 odr_prepend(c->odr_out, &version[11], ireq->implementationVersion));
1104 *ireq->maximumRecordSize =
1105 ZOOM_options_get_int (c->options, "maximumRecordSize", 1024*1024);
1106 *ireq->preferredMessageSize =
1107 ZOOM_options_get_int (c->options, "preferredMessageSize", 1024*1024);
1109 if (auth_groupId || auth_password)
1111 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1114 if (auth_groupId && *auth_groupId)
1116 pass->groupId = (char *)
1117 odr_malloc(c->odr_out, strlen(auth_groupId)+1);
1118 strcpy(pass->groupId, auth_groupId);
1122 if (auth_userId && *auth_userId)
1124 pass->userId = (char *)
1125 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1126 strcpy(pass->userId, auth_userId);
1130 if (auth_password && *auth_password)
1132 pass->password = (char *)
1133 odr_malloc(c->odr_out, strlen(auth_password)+1);
1134 strcpy(pass->password, auth_password);
1139 auth->which = Z_IdAuthentication_idPass;
1140 auth->u.idPass = pass;
1141 ireq->idAuthentication = auth;
1144 else if (auth_userId)
1146 auth->which = Z_IdAuthentication_open;
1147 auth->u.open = (char *)
1148 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1149 strcpy(auth->u.open, auth_userId);
1150 ireq->idAuthentication = auth;
1153 yaz_oi_set_string_oidval(&ireq->otherInfo, c->odr_out,
1154 VAL_PROXY, 1, c->host_port);
1155 if (c->charset || c->lang)
1157 Z_OtherInformation **oi;
1158 Z_OtherInformationUnit *oi_unit;
1160 yaz_oi_APDU(apdu, &oi);
1162 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1164 char **charsets_addresses = 0;
1165 char **langs_addresses = 0;
1166 int charsets_count = 0;
1167 int langs_count = 0;
1170 nmem_strsplit_blank(c->odr_out->mem, c->charset,
1171 &charsets_addresses, &charsets_count);
1173 nmem_strsplit_blank(c->odr_out->mem, c->lang,
1174 &langs_addresses, &langs_count);
1175 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1176 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1177 oi_unit->information.externallyDefinedInfo =
1178 yaz_set_proposal_charneg(c->odr_out,
1179 (const char **) charsets_addresses,
1181 (const char **) langs_addresses,
1187 return send_APDU (c, apdu);
1191 static zoom_ret send_srw (ZOOM_connection c, Z_SRW_PDU *sr)
1194 Z_SOAP_Handler h[2] = {
1195 {"http://www.loc.gov/zing/srw/", 0, (Z_SOAP_fun) yaz_srw_codec},
1198 ODR o = odr_createmem(ODR_ENCODE);
1200 Z_SOAP *p = (Z_SOAP*) odr_malloc(o, sizeof(*p));
1204 gdu = z_get_HTTP_Request(c->odr_out);
1205 gdu->u.HTTP_Request->path = c->path;
1209 const char *cp0 = strstr(c->host_port, "://");
1210 const char *cp1 = 0;
1216 cp1 = strchr(cp0, '/');
1218 cp1 = cp0+strlen(cp0);
1222 char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
1223 memcpy (h, cp0, cp1 - cp0);
1225 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1230 strcpy(ctype, "text/xml");
1231 if (c->charset && strlen(c->charset) < 20)
1233 strcat(ctype, "; charset=");
1234 strcat(ctype, c->charset);
1236 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1237 "Content-Type", ctype);
1238 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1239 "SOAPAction", "\"\"");
1240 p->which = Z_SOAP_generic;
1241 p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
1242 p->u.generic->no = 0;
1243 p->u.generic->ns = 0;
1244 p->u.generic->p = sr;
1245 p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
1247 ret = z_soap_codec_enc(o, &p,
1248 &gdu->u.HTTP_Request->content_buf,
1249 &gdu->u.HTTP_Request->content_len, h,
1252 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1253 return zoom_complete;
1254 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1258 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1259 ZOOM_connection_put_event (c, event);
1260 odr_reset(c->odr_out);
1261 return do_write (c);
1266 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1269 ZOOM_resultset resultset = 0;
1271 const char *recordPacking = 0;
1273 if (c->error) /* don't continue on error */
1274 return zoom_complete;
1276 if (c->tasks->which == ZOOM_TASK_SEARCH)
1278 resultset = c->tasks->u.search.resultset;
1279 resultset->setname = xstrdup ("default");
1280 ZOOM_options_set (resultset->options, "setname", resultset->setname);
1282 else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
1284 resultset = c->tasks->u.retrieve.resultset;
1286 resultset->start = c->tasks->u.retrieve.start;
1287 resultset->count = c->tasks->u.retrieve.count;
1289 if (resultset->start >= resultset->size)
1290 return zoom_complete;
1291 if (resultset->start + resultset->count > resultset->size)
1292 resultset->count = resultset->size - resultset->start;
1294 for (i = 0; i<resultset->count; i++)
1297 record_cache_lookup (resultset, i + resultset->start);
1301 if (i == resultset->count)
1302 return zoom_complete;
1304 assert(resultset->query);
1306 sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
1308 if (resultset->query->z_query->which == Z_Query_type_104
1309 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1312 sr->u.request->query_type = Z_SRW_query_type_cql;
1313 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1315 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1316 resultset->query->z_query->u.type_1)
1318 sr->u.request->query_type = Z_SRW_query_type_pqf;
1319 sr->u.request->query.pqf = resultset->query->query_string;
1323 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1324 return zoom_complete;
1326 sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
1327 sr->u.request->maximumRecords = odr_intdup (
1328 c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
1329 sr->u.request->recordSchema = resultset->schema;
1331 recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
1334 sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
1336 return send_srw(c, sr);
1339 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1341 return zoom_complete;
1345 static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
1348 int lslb, ssub, mspn;
1350 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1351 Z_SearchRequest *search_req = apdu->u.searchRequest;
1352 const char *elementSetName;
1353 const char *smallSetElementSetName;
1354 const char *mediumSetElementSetName;
1357 assert (c->tasks->which == ZOOM_TASK_SEARCH);
1359 r = c->tasks->u.search.resultset;
1361 yaz_log(log_details, "%p ZOOM_connection_send_search set=%p", c, r);
1364 ZOOM_options_get (r->options, "elementSetName");
1365 smallSetElementSetName =
1366 ZOOM_options_get (r->options, "smallSetElementSetName");
1367 mediumSetElementSetName =
1368 ZOOM_options_get (r->options, "mediumSetElementSetName");
1370 if (!smallSetElementSetName)
1371 smallSetElementSetName = elementSetName;
1373 if (!mediumSetElementSetName)
1374 mediumSetElementSetName = elementSetName;
1379 /* prepare query for the search request */
1380 search_req->query = r->query->z_query;
1381 if (!search_req->query)
1383 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1384 return zoom_complete;
1387 search_req->databaseNames =
1388 set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
1390 /* get syntax (no need to provide unless piggyback is in effect) */
1391 syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
1393 lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
1394 ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
1395 mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
1396 if (lslb != -1 && ssub != -1 && mspn != -1)
1398 /* So're a Z39.50 expert? Let's hope you don't do sort */
1399 *search_req->largeSetLowerBound = lslb;
1400 *search_req->smallSetUpperBound = ssub;
1401 *search_req->mediumSetPresentNumber = mspn;
1403 else if (r->start == 0 && r->count > 0
1404 && r->piggyback && !r->r_sort_spec && !r->schema)
1406 /* Regular piggyback - do it unless we're going to do sort */
1407 *search_req->largeSetLowerBound = 2000000000;
1408 *search_req->smallSetUpperBound = 1;
1409 *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
1413 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1414 smallSetElementSetName = 0;
1415 mediumSetElementSetName = 0;
1418 if (smallSetElementSetName && *smallSetElementSetName)
1420 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1421 odr_malloc (c->odr_out, sizeof(*esn));
1423 esn->which = Z_ElementSetNames_generic;
1424 esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
1425 search_req->smallSetElementSetNames = esn;
1427 if (mediumSetElementSetName && *mediumSetElementSetName)
1429 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1430 odr_malloc (c->odr_out, sizeof(*esn));
1432 esn->which = Z_ElementSetNames_generic;
1433 esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
1434 search_req->mediumSetElementSetNames = esn;
1437 search_req->preferredRecordSyntax =
1438 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
1442 if (c->support_named_resultsets)
1446 /* find the lowest unused ordinal so that we re-use
1447 result sets on the server. */
1448 for (ord = 1; ; ord++)
1451 sprintf (setname, "%d", ord);
1452 for (rp = c->resultsets; rp; rp = rp->next)
1453 if (rp->setname && !strcmp (rp->setname, setname))
1458 r->setname = xstrdup (setname);
1459 yaz_log(log_details, "%p ZOOM_connection_send_search: allocating "
1460 "set %s", c, r->setname);
1464 yaz_log(log_details, "%p ZOOM_connection_send_search: using "
1466 r->setname = xstrdup ("default");
1468 ZOOM_options_set (r->options, "setname", r->setname);
1470 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1471 return send_APDU (c, apdu);
1474 static void response_default_diag(ZOOM_connection c, Z_DefaultDiagFormat *r)
1481 case Z_DefaultDiagFormat_v2Addinfo:
1482 addinfo = r->u.v2Addinfo;
1484 case Z_DefaultDiagFormat_v3Addinfo:
1485 addinfo = r->u.v3Addinfo;
1490 set_dset_error(c, *r->condition,
1491 yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
1495 static void response_diag(ZOOM_connection c, Z_DiagRec *p)
1497 if (p->which != Z_DiagRec_defaultFormat)
1498 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1500 response_default_diag(c, p->u.defaultFormat);
1503 ZOOM_API(ZOOM_record)
1504 ZOOM_record_clone (ZOOM_record srec)
1511 odr_enc = odr_createmem(ODR_ENCODE);
1512 if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
1514 buf = odr_getbuf (odr_enc, &size, 0);
1516 nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
1517 nrec->odr = odr_createmem(ODR_DECODE);
1518 nrec->wrbuf_marc = 0;
1519 nrec->wrbuf_iconv = 0;
1520 nrec->wrbuf_opac = 0;
1521 odr_setbuf (nrec->odr, buf, size, 0);
1522 z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
1524 odr_destroy (odr_enc);
1528 ZOOM_API(ZOOM_record)
1529 ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
1531 return record_cache_lookup (s, pos);
1534 ZOOM_API(ZOOM_record)
1535 ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
1537 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1541 ZOOM_resultset_retrieve (r, 1, pos, 1);
1542 rec = ZOOM_resultset_record_immediate (r, pos);
1548 ZOOM_record_destroy (ZOOM_record rec)
1552 if (rec->wrbuf_marc)
1553 wrbuf_free (rec->wrbuf_marc, 1);
1554 if (rec->wrbuf_iconv)
1555 wrbuf_free (rec->wrbuf_iconv, 1);
1556 if (rec->wrbuf_opac)
1557 wrbuf_free (rec->wrbuf_opac, 1);
1558 odr_destroy (rec->odr);
1562 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1564 const char *buf, int sz,
1565 const char *record_charset)
1570 yaz_marc_t mt = yaz_marc_create();
1573 strcpy(to, "UTF-8");
1574 if (record_charset && *record_charset)
1576 /* Use "from,to" or just "from" */
1577 const char *cp = strchr(record_charset, ',');
1578 int clen = strlen(record_charset);
1581 strncpy( to, cp+1, sizeof(to)-1);
1582 to[sizeof(to)-1] = '\0';
1583 clen = cp - record_charset;
1585 if (clen > sizeof(from)-1)
1586 clen = sizeof(from)-1;
1589 strncpy(from, record_charset, clen);
1595 cd = yaz_iconv_open(to, from);
1596 yaz_marc_iconv(mt, cd);
1599 yaz_marc_xml(mt, marc_type);
1600 if (!rec->wrbuf_marc)
1601 rec->wrbuf_marc = wrbuf_alloc();
1602 wrbuf_rewind (rec->wrbuf_marc);
1603 if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
1605 yaz_marc_destroy(mt);
1607 yaz_iconv_close(cd);
1609 *len = wrbuf_len(rec->wrbuf_marc);
1610 return wrbuf_buf(rec->wrbuf_marc);
1612 yaz_marc_destroy(mt);
1614 yaz_iconv_close(cd);
1618 static const char *record_iconv_return(ZOOM_record rec, int *len,
1619 const char *buf, int sz,
1620 const char *record_charset)
1627 strcpy(to, "UTF-8");
1628 if (record_charset && *record_charset)
1630 /* Use "from,to" or just "from" */
1631 const char *cp = strchr(record_charset, ',');
1632 int clen = strlen(record_charset);
1635 strncpy( to, cp+1, sizeof(to)-1);
1636 to[sizeof(to)-1] = '\0';
1637 clen = cp - record_charset;
1639 if (clen > sizeof(from)-1)
1640 clen = sizeof(from)-1;
1643 strncpy(from, record_charset, clen);
1647 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1650 size_t inbytesleft = sz;
1651 const char *inp = buf;
1653 if (!rec->wrbuf_iconv)
1654 rec->wrbuf_iconv = wrbuf_alloc();
1656 wrbuf_rewind(rec->wrbuf_iconv);
1660 size_t outbytesleft = sizeof(outbuf);
1661 char *outp = outbuf;
1662 size_t r = yaz_iconv (cd, (char**) &inp,
1664 &outp, &outbytesleft);
1665 if (r == (size_t) (-1))
1667 int e = yaz_iconv_error(cd);
1668 if (e != YAZ_ICONV_E2BIG)
1671 wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
1673 wrbuf_puts(rec->wrbuf_iconv, "");
1674 buf = wrbuf_buf(rec->wrbuf_iconv);
1675 sz = wrbuf_len(rec->wrbuf_iconv);
1676 yaz_iconv_close(cd);
1683 ZOOM_API(const char *)
1684 ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
1691 Z_NamePlusRecord *npr;
1694 *len = 0; /* default return */
1703 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1705 if (cp[i] == ';' || cp[i] == ' ')
1711 while (type_spec[i] == ';')
1714 while (type_spec[i] == ' ')
1716 if (!strncmp(type_spec+i, "charset=", 8))
1719 i = i + 8; /* skip charset= */
1720 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
1722 if (type_spec[i] == ';' || type_spec[i] == ' ')
1728 else if (!strncmp(type_spec+i, "xpath=", 6))
1732 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
1736 while (type_spec[i] == ' ')
1739 if (!strcmp (type, "database"))
1742 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
1743 return npr->databaseName;
1745 else if (!strcmp (type, "syntax"))
1747 const char *desc = 0;
1748 if (npr->which == Z_NamePlusRecord_databaseRecord)
1750 Z_External *r = (Z_External *) npr->u.databaseRecord;
1751 oident *ent = oid_getentbyoid(r->direct_reference);
1758 *len = strlen(desc);
1761 if (npr->which != Z_NamePlusRecord_databaseRecord)
1764 /* from now on - we have a database record .. */
1765 if (!strcmp (type, "render"))
1767 Z_External *r = (Z_External *) npr->u.databaseRecord;
1768 oident *ent = oid_getentbyoid(r->direct_reference);
1770 /* render bibliographic record .. */
1771 if (r->which == Z_External_OPAC)
1773 r = r->u.opac->bibliographicRecord;
1776 ent = oid_getentbyoid(r->direct_reference);
1778 if (r->which == Z_External_sutrs)
1779 return record_iconv_return(rec, len,
1780 (char*) r->u.sutrs->buf,
1783 else if (r->which == Z_External_octet)
1785 const char *ret_buf;
1793 case VAL_APPLICATION_XML:
1796 ret_buf = marc_iconv_return(
1797 rec, YAZ_MARC_LINE, len,
1798 (const char *) r->u.octet_aligned->buf,
1799 r->u.octet_aligned->len,
1804 return record_iconv_return(rec, len,
1805 (const char *) r->u.octet_aligned->buf,
1806 r->u.octet_aligned->len,
1809 else if (r->which == Z_External_grs1)
1811 if (!rec->wrbuf_marc)
1812 rec->wrbuf_marc = wrbuf_alloc();
1813 wrbuf_rewind (rec->wrbuf_marc);
1814 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
1815 return record_iconv_return(rec, len,
1816 wrbuf_buf(rec->wrbuf_marc),
1817 wrbuf_len(rec->wrbuf_marc),
1822 else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
1824 Z_External *r = (Z_External *) npr->u.databaseRecord;
1825 oident *ent = oid_getentbyoid(r->direct_reference);
1827 /* render bibliographic record .. */
1828 if (r->which == Z_External_OPAC)
1830 r = r->u.opac->bibliographicRecord;
1833 ent = oid_getentbyoid(r->direct_reference);
1836 if (r->which == Z_External_sutrs)
1837 return record_iconv_return(rec, len,
1838 (const char *) r->u.sutrs->buf,
1841 else if (r->which == Z_External_octet)
1843 const char *ret_buf;
1844 int marc_decode_type = YAZ_MARC_MARCXML;
1846 if (!strcmp(type, "oai"))
1847 marc_decode_type = YAZ_MARC_OAIMARC;
1855 case VAL_APPLICATION_XML:
1858 ret_buf = marc_iconv_return(
1859 rec, marc_decode_type, len,
1860 (const char *) r->u.octet_aligned->buf,
1861 r->u.octet_aligned->len,
1866 return record_iconv_return(rec, len,
1867 (const char *) r->u.octet_aligned->buf,
1868 r->u.octet_aligned->len,
1871 else if (r->which == Z_External_grs1)
1878 else if (!strcmp (type, "raw"))
1880 Z_External *r = (Z_External *) npr->u.databaseRecord;
1882 if (r->which == Z_External_sutrs)
1884 if (len) *len = r->u.sutrs->len;
1885 return (const char *) r->u.sutrs->buf;
1887 else if (r->which == Z_External_octet)
1889 if (len) *len = r->u.octet_aligned->len;
1890 return (const char *) r->u.octet_aligned->buf;
1892 else /* grs-1, explain, OPAC, ... */
1895 return (const char *) npr->u.databaseRecord;
1899 else if (!strcmp (type, "ext"))
1902 return (const char *) npr->u.databaseRecord;
1904 else if (!strcmp (type, "opac"))
1907 Z_External *r = (Z_External *) npr->u.databaseRecord;
1908 if (r->which == Z_External_OPAC)
1910 if (!rec->wrbuf_opac)
1911 rec->wrbuf_opac = wrbuf_alloc();
1912 wrbuf_rewind (rec->wrbuf_opac);
1913 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
1914 return record_iconv_return(rec, len,
1915 wrbuf_buf(rec->wrbuf_opac),
1916 wrbuf_len(rec->wrbuf_opac),
1923 static int strcmp_null(const char *v1, const char *v2)
1929 return strcmp(v1, v2);
1932 static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
1935 ZOOM_record_cache rc;
1936 const char *elementSetName =
1937 ZOOM_resultset_option_get (r, "elementSetName");
1938 const char *syntax =
1939 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1941 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1942 ZOOM_connection_put_event(r->connection, event);
1944 for (rc = r->record_cache; rc; rc = rc->next)
1948 if (strcmp_null(r->schema, rc->schema))
1950 if (strcmp_null(elementSetName,rc->elementSetName))
1952 if (strcmp_null(syntax, rc->syntax))
1954 /* not destroying rc->npr (it's handled by nmem )*/
1956 /* keeping wrbuf_marc too */
1960 rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
1963 rc->rec.wrbuf_marc = 0;
1964 rc->rec.wrbuf_iconv = 0;
1965 rc->rec.wrbuf_opac = 0;
1967 rc->elementSetName = odr_strdup (r->odr, elementSetName);
1969 rc->elementSetName = 0;
1972 rc->syntax = odr_strdup (r->odr, syntax);
1977 rc->schema = odr_strdup (r->odr, r->schema);
1982 rc->next = r->record_cache;
1983 r->record_cache = rc;
1986 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
1988 ZOOM_record_cache rc;
1989 const char *elementSetName =
1990 ZOOM_resultset_option_get (r, "elementSetName");
1991 const char *syntax =
1992 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1994 for (rc = r->record_cache; rc; rc = rc->next)
1998 if (strcmp_null(r->schema, rc->schema))
2000 if (strcmp_null(elementSetName,rc->elementSetName))
2002 if (strcmp_null(syntax, rc->syntax))
2010 static void handle_records (ZOOM_connection c, Z_Records *sr,
2013 ZOOM_resultset resultset;
2017 switch (c->tasks->which)
2019 case ZOOM_TASK_SEARCH:
2020 resultset = c->tasks->u.search.resultset;
2022 case ZOOM_TASK_RETRIEVE:
2023 resultset = c->tasks->u.retrieve.resultset;
2028 if (sr && sr->which == Z_Records_NSD)
2029 response_default_diag(c, sr->u.nonSurrogateDiagnostic);
2030 else if (sr && sr->which == Z_Records_multipleNSD)
2032 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
2033 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
2035 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
2039 if (resultset->count + resultset->start > resultset->size)
2040 resultset->count = resultset->size - resultset->start;
2041 if (resultset->count < 0)
2042 resultset->count = 0;
2043 if (sr && sr->which == Z_Records_DBOSD)
2046 NMEM nmem = odr_extract_mem (c->odr_in);
2047 Z_NamePlusRecordList *p =
2048 sr->u.databaseOrSurDiagnostics;
2049 for (i = 0; i<p->num_records; i++)
2051 record_cache_add (resultset, p->records[i],
2052 i+ resultset->start);
2054 /* transfer our response to search_nmem .. we need it later */
2055 nmem_transfer (resultset->odr->mem, nmem);
2056 nmem_destroy (nmem);
2057 if (present_phase && p->num_records == 0)
2059 /* present response and we didn't get any records! */
2060 Z_NamePlusRecord *myrec =
2061 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2062 record_cache_add(resultset, myrec, resultset->start);
2065 else if (present_phase)
2067 /* present response and we didn't get any records! */
2068 Z_NamePlusRecord *myrec =
2069 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2070 record_cache_add(resultset, myrec, resultset->start);
2075 static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
2077 handle_records (c, pr->records, 1);
2080 static void handle_queryExpressionTerm(ZOOM_options opt, const char *name,
2083 switch (term->which)
2085 case Z_Term_general:
2086 ZOOM_options_setl(opt, name,
2087 term->u.general->buf, term->u.general->len);
2089 case Z_Term_characterString:
2090 ZOOM_options_set(opt, name, term->u.characterString);
2092 case Z_Term_numeric:
2093 ZOOM_options_set_int(opt, name, *term->u.numeric);
2098 static void handle_queryExpression(ZOOM_options opt, const char *name,
2099 Z_QueryExpression *exp)
2105 case Z_QueryExpression_term:
2106 if (exp->u.term && exp->u.term->queryTerm)
2108 sprintf(opt_name, "%s.term", name);
2109 handle_queryExpressionTerm(opt, opt_name, exp->u.term->queryTerm);
2112 case Z_QueryExpression_query:
2117 static void handle_searchResult(ZOOM_connection c, ZOOM_resultset resultset,
2118 Z_OtherInformation *o)
2121 for (i = 0; o && i < o->num_elements; i++)
2123 if (o->list[i]->which == Z_OtherInfo_externallyDefinedInfo)
2125 Z_External *ext = o->list[i]->information.externallyDefinedInfo;
2127 if (ext->which == Z_External_searchResult1)
2130 Z_SearchInfoReport *sr = ext->u.searchResult1;
2133 ZOOM_options_set_int(
2134 resultset->options, "searchresult.size", sr->num);
2136 for (j = 0; j < sr->num; j++)
2138 Z_SearchInfoReport_s *ent =
2139 ext->u.searchResult1->elements[j];
2142 sprintf(pref, "searchresult.%d", j);
2144 if (ent->subqueryId)
2147 sprintf(opt_name, "%s.id", pref);
2148 ZOOM_options_set(resultset->options, opt_name,
2151 if (ent->subqueryExpression)
2154 sprintf(opt_name, "%s.subquery", pref);
2155 handle_queryExpression(resultset->options, opt_name,
2156 ent->subqueryExpression);
2158 if (ent->subqueryInterpretation)
2161 sprintf(opt_name, "%s.interpretation", pref);
2162 handle_queryExpression(resultset->options, opt_name,
2163 ent->subqueryInterpretation);
2165 if (ent->subqueryRecommendation)
2168 sprintf(opt_name, "%s.recommendation", pref);
2169 handle_queryExpression(resultset->options, opt_name,
2170 ent->subqueryRecommendation);
2172 if (ent->subqueryCount)
2175 sprintf(opt_name, "%s.count", pref);
2176 ZOOM_options_set_int(resultset->options, opt_name,
2177 *ent->subqueryCount);
2185 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
2187 ZOOM_resultset resultset;
2190 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2193 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2194 ZOOM_connection_put_event(c, event);
2196 resultset = c->tasks->u.search.resultset;
2198 handle_searchResult(c, resultset, sr->additionalSearchInfo);
2200 resultset->size = *sr->resultCount;
2201 handle_records (c, sr->records, 0);
2204 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2206 if (res->diagnostics && res->num_diagnostics > 0)
2207 response_diag (c, res->diagnostics[0]);
2210 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2212 NMEM nmem = odr_extract_mem (c->odr_in);
2215 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2217 scan = c->tasks->u.scan.scan;
2219 if (res->entries && res->entries->nonsurrogateDiagnostics)
2220 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2221 scan->scan_response = res;
2222 nmem_transfer (scan->odr->mem, nmem);
2224 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2225 if (res->positionOfTerm)
2226 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2227 if (res->scanStatus)
2228 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2229 if (res->numberOfEntriesReturned)
2230 ZOOM_options_set_int (scan->options, "number",
2231 *res->numberOfEntriesReturned);
2232 nmem_destroy (nmem);
2236 static zoom_ret send_sort (ZOOM_connection c,
2237 ZOOM_resultset resultset)
2240 resultset->r_sort_spec = 0;
2241 if (resultset->r_sort_spec)
2243 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2244 Z_SortRequest *req = apdu->u.sortRequest;
2246 req->num_inputResultSetNames = 1;
2247 req->inputResultSetNames = (Z_InternationalString **)
2248 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2249 req->inputResultSetNames[0] =
2250 odr_strdup (c->odr_out, resultset->setname);
2251 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2252 req->sortSequence = resultset->r_sort_spec;
2253 resultset->r_sort_spec = 0;
2254 return send_APDU (c, apdu);
2256 return zoom_complete;
2259 static zoom_ret send_present(ZOOM_connection c)
2262 Z_PresentRequest *req = 0;
2264 const char *syntax = 0;
2265 const char *elementSetName = 0;
2266 ZOOM_resultset resultset;
2270 yaz_log(log_details, "%p send_present no tasks", c);
2271 return zoom_complete;
2273 switch (c->tasks->which)
2275 case ZOOM_TASK_SEARCH:
2276 resultset = c->tasks->u.search.resultset;
2278 case ZOOM_TASK_RETRIEVE:
2279 resultset = c->tasks->u.retrieve.resultset;
2280 resultset->start = c->tasks->u.retrieve.start;
2281 resultset->count = c->tasks->u.retrieve.count;
2283 if (resultset->start >= resultset->size)
2285 yaz_log(log_details, "%p send_present start=%d >= size=%d",
2286 c, resultset->start, resultset->size);
2287 return zoom_complete;
2289 if (resultset->start + resultset->count > resultset->size)
2290 resultset->count = resultset->size - resultset->start;
2293 return zoom_complete;
2295 yaz_log(log_details, "%p send_present start=%d count=%d",
2296 c, resultset->start, resultset->count);
2298 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2299 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2301 if (c->error) /* don't continue on error */
2302 return zoom_complete;
2303 if (resultset->start < 0)
2304 return zoom_complete;
2305 for (i = 0; i<resultset->count; i++)
2308 record_cache_lookup (resultset, i + resultset->start);
2312 if (i == resultset->count)
2314 yaz_log(log_details, "%p send_present skip=%d no more to fetch", c, i);
2315 return zoom_complete;
2318 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2319 req = apdu->u.presentRequest;
2321 resultset->start += i;
2322 resultset->count -= i;
2325 yaz_log(log_details, "%p send_present skip=%d", c, i);
2327 *req->resultSetStartPoint = resultset->start + 1;
2328 *req->numberOfRecordsRequested = resultset->step>0 ?
2329 resultset->step : resultset->count;
2330 assert (*req->numberOfRecordsRequested > 0);
2333 if (syntax && *syntax)
2334 req->preferredRecordSyntax =
2335 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2337 if (resultset->schema && *resultset->schema)
2339 Z_RecordComposition *compo = (Z_RecordComposition *)
2340 odr_malloc (c->odr_out, sizeof(*compo));
2342 req->recordComposition = compo;
2343 compo->which = Z_RecordComp_complex;
2344 compo->u.complex = (Z_CompSpec *)
2345 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2346 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2347 odr_malloc(c->odr_out, sizeof(bool_t));
2348 *compo->u.complex->selectAlternativeSyntax = 0;
2350 compo->u.complex->generic = (Z_Specification *)
2351 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2353 compo->u.complex->generic->which = Z_Schema_oid;
2354 compo->u.complex->generic->schema.oid = (Odr_oid *)
2355 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2357 if (!compo->u.complex->generic->schema.oid)
2359 /* OID wasn't a schema! Try record syntax instead. */
2361 compo->u.complex->generic->schema.oid = (Odr_oid *)
2362 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2364 if (elementSetName && *elementSetName)
2366 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2367 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2368 compo->u.complex->generic->elementSpec->which =
2369 Z_ElementSpec_elementSetName;
2370 compo->u.complex->generic->elementSpec->u.elementSetName =
2371 odr_strdup (c->odr_out, elementSetName);
2374 compo->u.complex->generic->elementSpec = 0;
2375 compo->u.complex->num_dbSpecific = 0;
2376 compo->u.complex->dbSpecific = 0;
2377 compo->u.complex->num_recordSyntax = 0;
2378 compo->u.complex->recordSyntax = 0;
2380 else if (elementSetName && *elementSetName)
2382 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2383 odr_malloc (c->odr_out, sizeof(*esn));
2384 Z_RecordComposition *compo = (Z_RecordComposition *)
2385 odr_malloc (c->odr_out, sizeof(*compo));
2387 esn->which = Z_ElementSetNames_generic;
2388 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2389 compo->which = Z_RecordComp_simple;
2390 compo->u.simple = esn;
2391 req->recordComposition = compo;
2393 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2394 return send_APDU (c, apdu);
2397 ZOOM_API(ZOOM_scanset)
2398 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2400 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2402 scan->connection = c;
2403 scan->odr = odr_createmem (ODR_DECODE);
2404 scan->options = ZOOM_options_create_with_parent (c->options);
2406 scan->scan_response = 0;
2408 if ((scan->termListAndStartPoint =
2409 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2412 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2413 task->u.scan.scan = scan;
2418 while (ZOOM_event (1, &c))
2426 ZOOM_scanset_destroy (ZOOM_scanset scan)
2431 if (scan->refcount == 0)
2433 odr_destroy (scan->odr);
2435 ZOOM_options_destroy (scan->options);
2440 static zoom_ret send_package (ZOOM_connection c)
2444 yaz_log(log_details, "%p send_package", c);
2446 return zoom_complete;
2447 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2449 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2450 ZOOM_connection_put_event (c, event);
2452 return do_write_ex (c, c->tasks->u.package->buf_out,
2453 c->tasks->u.package->len_out);
2456 static zoom_ret send_scan (ZOOM_connection c)
2459 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2460 Z_ScanRequest *req = apdu->u.scanRequest;
2462 yaz_log(log_details, "%p send_scan", c);
2464 return zoom_complete;
2465 assert (c->tasks->which == ZOOM_TASK_SCAN);
2466 scan = c->tasks->u.scan.scan;
2468 req->termListAndStartPoint = scan->termListAndStartPoint;
2469 req->attributeSet = scan->attributeSet;
2471 *req->numberOfTermsRequested =
2472 ZOOM_options_get_int(scan->options, "number", 10);
2474 req->preferredPositionInResponse =
2475 odr_intdup (c->odr_out,
2476 ZOOM_options_get_int(scan->options, "position", 1));
2479 odr_intdup (c->odr_out,
2480 ZOOM_options_get_int(scan->options, "stepSize", 0));
2482 req->databaseNames = set_DatabaseNames (c, scan->options,
2483 &req->num_databaseNames);
2485 return send_APDU (c, apdu);
2489 ZOOM_scanset_size (ZOOM_scanset scan)
2491 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2493 return scan->scan_response->entries->num_entries;
2496 ZOOM_API(const char *)
2497 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2500 const char *term = 0;
2501 size_t noent = ZOOM_scanset_size (scan);
2502 Z_ScanResponse *res = scan->scan_response;
2508 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2510 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2512 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_display_term (ZOOM_scanset scan, size_t pos,
2526 const char *term = 0;
2527 size_t noent = ZOOM_scanset_size (scan);
2528 Z_ScanResponse *res = scan->scan_response;
2534 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2536 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2540 term = t->displayTerm;
2541 *len = strlen(term);
2543 else if (t->term->which == Z_Term_general)
2545 term = (const char *) t->term->u.general->buf;
2546 *len = t->term->u.general->len;
2548 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2553 ZOOM_API(const char *)
2554 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2556 return ZOOM_options_get (scan->options, key);
2560 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2563 ZOOM_options_set (scan->options, key, val);
2566 static Z_APDU *create_es_package (ZOOM_package p, int type)
2569 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2570 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2572 *req->function = Z_ExtendedServicesRequest_create;
2574 str = ZOOM_options_get(p->options, "package-name");
2576 req->packageName = nmem_strdup (p->odr_out->mem, str);
2578 str = ZOOM_options_get(p->options, "user-id");
2580 req->userId = nmem_strdup (p->odr_out->mem, str);
2582 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2585 str = ZOOM_options_get(p->options, "function");
2588 if (!strcmp (str, "create"))
2590 if (!strcmp (str, "delete"))
2592 if (!strcmp (str, "modify"))
2598 static const char *ill_array_lookup (void *clientData, const char *idx)
2600 ZOOM_package p = (ZOOM_package) clientData;
2601 return ZOOM_options_get (p->options, idx+4);
2604 static Z_External *encode_ill_request (ZOOM_package p)
2606 ODR out = p->odr_out;
2609 struct ill_get_ctl ctl;
2611 ctl.odr = p->odr_out;
2613 ctl.f = ill_array_lookup;
2615 req = ill_get_ILLRequest(&ctl, "ill", 0);
2617 if (!ill_Request (out, &req, 0, 0))
2619 int ill_request_size;
2620 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2621 if (ill_request_buf)
2622 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2628 int illRequest_size = 0;
2629 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2631 oid.proto = PROTO_GENERAL;
2632 oid.oclass = CLASS_GENERAL;
2633 oid.value = VAL_ISO_ILL_1;
2635 r = (Z_External *) odr_malloc (out, sizeof(*r));
2636 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2637 r->indirect_reference = 0;
2639 r->which = Z_External_single;
2641 r->u.single_ASN1_type = (Odr_oct *)
2642 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2643 r->u.single_ASN1_type->buf = (unsigned char*)
2644 odr_malloc (out, illRequest_size);
2645 r->u.single_ASN1_type->len = illRequest_size;
2646 r->u.single_ASN1_type->size = illRequest_size;
2647 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2652 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2654 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2657 req->which = Z_IOItemOrder_esRequest;
2658 req->u.esRequest = (Z_IORequest *)
2659 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2661 /* to keep part ... */
2662 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2663 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2664 req->u.esRequest->toKeep->supplDescription = 0;
2665 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2666 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2668 str = ZOOM_options_get(p->options, "contact-name");
2669 req->u.esRequest->toKeep->contact->name = str ?
2670 nmem_strdup (p->odr_out->mem, str) : 0;
2672 str = ZOOM_options_get(p->options, "contact-phone");
2673 req->u.esRequest->toKeep->contact->phone = str ?
2674 nmem_strdup (p->odr_out->mem, str) : 0;
2676 str = ZOOM_options_get(p->options, "contact-email");
2677 req->u.esRequest->toKeep->contact->email = str ?
2678 nmem_strdup (p->odr_out->mem, str) : 0;
2680 req->u.esRequest->toKeep->addlBilling = 0;
2682 /* not to keep part ... */
2683 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2684 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2686 str = ZOOM_options_get(p->options, "itemorder-setname");
2691 req->u.esRequest->notToKeep->resultSetItem = 0;
2694 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2695 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2697 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2698 nmem_strdup (p->odr_out->mem, str);
2699 req->u.esRequest->notToKeep->resultSetItem->item =
2700 (int *) odr_malloc(p->odr_out, sizeof(int));
2702 str = ZOOM_options_get(p->options, "itemorder-item");
2703 *req->u.esRequest->notToKeep->resultSetItem->item =
2704 (str ? atoi(str) : 1);
2706 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2711 Z_APDU *create_admin_package(ZOOM_package p, int type,
2712 Z_ESAdminOriginPartToKeep **toKeepP,
2713 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2715 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2718 Z_ESAdminOriginPartToKeep *toKeep;
2719 Z_ESAdminOriginPartNotToKeep *notToKeep;
2720 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2721 const char *first_db = "Default";
2723 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2727 r->direct_reference =
2728 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2731 r->indirect_reference = 0;
2732 r->which = Z_External_ESAdmin;
2734 r->u.adminService = (Z_Admin *)
2735 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2736 r->u.adminService->which = Z_Admin_esRequest;
2737 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2738 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2740 toKeep = r->u.adminService->u.esRequest->toKeep =
2741 (Z_ESAdminOriginPartToKeep *)
2742 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2743 toKeep->which = type;
2744 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2745 toKeep->u.create = odr_nullval();
2746 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2748 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2749 (Z_ESAdminOriginPartNotToKeep *)
2750 odr_malloc(p->odr_out,
2751 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2752 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2753 notToKeep->u.recordsWillFollow = odr_nullval();
2757 *notToKeepP = notToKeep;
2762 static Z_APDU *create_xmlupdate_package(ZOOM_package p)
2764 Z_APDU *apdu = create_es_package(p, VAL_XMLES);
2765 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2766 Z_External *ext = (Z_External *) odr_malloc(p->odr_out, sizeof(*ext));
2767 const char *doc = ZOOM_options_get(p->options, "doc");
2769 req->taskSpecificParameters = ext;
2770 ext->direct_reference = req->packageType;
2771 ext->descriptor = 0;
2772 ext->indirect_reference = 0;
2774 ext->which = Z_External_octet;
2775 ext->u.single_ASN1_type = (Odr_oct *)
2776 odr_malloc (p->odr_out, sizeof(Odr_oct));
2780 ext->u.single_ASN1_type->buf = (unsigned char*)
2781 odr_strdup(p->odr_out, doc);
2782 ext->u.single_ASN1_type->size = ext->u.single_ASN1_type->len = strlen(doc);
2786 static Z_APDU *create_update_package(ZOOM_package p)
2789 const char *first_db = "Default";
2791 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2792 const char *action = ZOOM_options_get(p->options, "action");
2793 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2794 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2795 const char *record_buf = ZOOM_options_get(p->options, "record");
2796 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2797 int syntax_oid = VAL_NONE;
2801 syntax_oid = oid_getvalbyname(syntax_str);
2804 record_buf = "void";
2805 syntax_oid = VAL_SUTRS;
2807 if (syntax_oid == VAL_NONE)
2808 syntax_oid = VAL_TEXT_XML;
2814 action = "specialUpdate";
2816 if (!strcmp(action, "recordInsert"))
2817 action_no = Z_IUOriginPartToKeep_recordInsert;
2818 else if (!strcmp(action, "recordReplace"))
2819 action_no = Z_IUOriginPartToKeep_recordReplace;
2820 else if (!strcmp(action, "recordDelete"))
2821 action_no = Z_IUOriginPartToKeep_recordDelete;
2822 else if (!strcmp(action, "elementUpdate"))
2823 action_no = Z_IUOriginPartToKeep_elementUpdate;
2824 else if (!strcmp(action, "specialUpdate"))
2825 action_no = Z_IUOriginPartToKeep_specialUpdate;
2829 apdu = create_es_package (p, VAL_DBUPDATE);
2832 Z_IUOriginPartToKeep *toKeep;
2833 Z_IUSuppliedRecords *notToKeep;
2834 Z_External *r = (Z_External *)
2835 odr_malloc (p->odr_out, sizeof(*r));
2837 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2839 r->direct_reference =
2840 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2843 r->which = Z_External_update;
2844 r->indirect_reference = 0;
2845 r->u.update = (Z_IUUpdate *)
2846 odr_malloc(p->odr_out, sizeof(*r->u.update));
2848 r->u.update->which = Z_IUUpdate_esRequest;
2849 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2850 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2851 toKeep = r->u.update->u.esRequest->toKeep =
2852 (Z_IUOriginPartToKeep *)
2853 odr_malloc(p->odr_out, sizeof(*toKeep));
2855 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2857 toKeep->elementSetName = 0;
2858 toKeep->actionQualifier = 0;
2859 toKeep->action = odr_intdup(p->odr_out, action_no);
2861 notToKeep = r->u.update->u.esRequest->notToKeep =
2862 (Z_IUSuppliedRecords *)
2863 odr_malloc(p->odr_out, sizeof(*notToKeep));
2865 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2866 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2867 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2868 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2869 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2872 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2873 odr_malloc (p->odr_out, sizeof(Odr_oct));
2874 notToKeep->elements[0]->u.opaque->size =
2875 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2876 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2877 odr_strdup(p->odr_out, recordIdOpaque);
2879 else if (recordIdNumber)
2881 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2883 notToKeep->elements[0]->u.number =
2884 odr_intdup(p->odr_out, atoi(recordIdNumber));
2887 notToKeep->elements[0]->u.opaque = 0;
2888 notToKeep->elements[0]->supplementalId = 0;
2889 notToKeep->elements[0]->correlationInfo = 0;
2890 notToKeep->elements[0]->record =
2891 z_ext_record(p->odr_out, syntax_oid,
2892 record_buf, strlen(record_buf));
2896 ODR print = odr_createmem(ODR_PRINT);
2898 z_APDU(print, &apdu, 0, 0);
2905 ZOOM_package_send (ZOOM_package p, const char *type)
2912 odr_reset (p->odr_out);
2915 if (!strcmp(type, "itemorder"))
2917 apdu = create_es_package (p, VAL_ITEMORDER);
2920 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2922 r->direct_reference =
2923 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2926 r->which = Z_External_itemOrder;
2927 r->indirect_reference = 0;
2928 r->u.itemOrder = encode_item_order (p);
2930 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2933 else if (!strcmp(type, "create")) /* create database */
2935 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2938 else if (!strcmp(type, "drop")) /* drop database */
2940 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2943 else if (!strcmp(type, "commit")) /* commit changes */
2945 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2948 else if (!strcmp(type, "update")) /* update record(s) */
2950 apdu = create_update_package(p);
2952 else if (!strcmp(type, "xmlupdate"))
2954 apdu = create_xmlupdate_package(p);
2958 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2962 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2963 task->u.package = p;
2964 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2965 p->buf_out = (char *) xmalloc (p->len_out);
2966 memcpy (p->buf_out, buf, p->len_out);
2971 while (ZOOM_event (1, &c))
2978 ZOOM_API(ZOOM_package)
2979 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2981 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2984 p->odr_out = odr_createmem (ODR_ENCODE);
2985 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2993 ZOOM_package_destroy(ZOOM_package p)
2998 if (p->refcount == 0)
3000 odr_destroy (p->odr_out);
3003 ZOOM_options_destroy (p->options);
3008 ZOOM_API(const char *)
3009 ZOOM_package_option_get (ZOOM_package p, const char *key)
3011 return ZOOM_options_get (p->options, key);
3016 ZOOM_package_option_set (ZOOM_package p, const char *key,
3019 ZOOM_options_set (p->options, key, val);
3022 static int ZOOM_connection_exec_task (ZOOM_connection c)
3024 ZOOM_task task = c->tasks;
3025 zoom_ret ret = zoom_complete;
3029 yaz_log(log_details, "%p ZOOM_connection_exec_task type=%d run=%d",
3030 c, task->which, task->running);
3031 if (c->error != ZOOM_ERROR_NONE)
3033 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3034 "removing tasks because of error = %d", c, c->error);
3035 ZOOM_connection_remove_tasks (c);
3040 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3041 "task already running", c);
3045 ret = zoom_complete;
3046 if (c->cs || task->which == ZOOM_TASK_CONNECT)
3048 switch (task->which)
3050 case ZOOM_TASK_SEARCH:
3051 if (c->proto == PROTO_HTTP)
3052 ret = ZOOM_connection_srw_send_search(c);
3054 ret = ZOOM_connection_send_search(c);
3056 case ZOOM_TASK_RETRIEVE:
3057 if (c->proto == PROTO_HTTP)
3058 ret = ZOOM_connection_srw_send_search(c);
3060 ret = send_present (c);
3062 case ZOOM_TASK_CONNECT:
3063 ret = do_connect(c);
3065 case ZOOM_TASK_SCAN:
3068 case ZOOM_TASK_PACKAGE:
3069 ret = send_package(c);
3071 case ZOOM_TASK_SORT:
3072 c->tasks->u.sort.resultset->r_sort_spec =
3073 c->tasks->u.sort.q->sort_spec;
3074 ret = send_sort(c, c->tasks->u.sort.resultset);
3080 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3081 "remove tasks because no connection exist", c);
3082 ZOOM_connection_remove_tasks (c);
3084 if (ret == zoom_complete)
3086 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3087 "task removed (complete)", c);
3088 ZOOM_connection_remove_task (c);
3091 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3096 static zoom_ret send_sort_present (ZOOM_connection c)
3098 zoom_ret r = zoom_complete;
3100 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
3101 r = send_sort (c, c->tasks->u.search.resultset);
3102 if (r == zoom_complete)
3103 r = send_present (c);
3107 static int es_response (ZOOM_connection c,
3108 Z_ExtendedServicesResponse *res)
3110 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
3112 if (res->diagnostics && res->num_diagnostics > 0)
3113 response_diag(c, res->diagnostics[0]);
3114 if (res->taskPackage &&
3115 res->taskPackage->which == Z_External_extendedService)
3117 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
3118 Odr_oct *id = taskPackage->targetReference;
3121 ZOOM_options_setl (c->tasks->u.package->options,
3122 "targetReference", (char*) id->buf, id->len);
3124 if (res->taskPackage &&
3125 res->taskPackage->which == Z_External_octet)
3127 Odr_oct *doc = res->taskPackage->u.octet_aligned;
3128 ZOOM_options_setl (c->tasks->u.package->options,
3129 "xmlUpdateDoc", (char*) doc->buf, doc->len);
3134 static void interpret_init_diag(ZOOM_connection c,
3135 Z_DiagnosticFormat *diag)
3139 Z_DiagnosticFormat_s *ds = diag->elements[0];
3140 if (ds->which == Z_DiagnosticFormat_s_defaultDiagRec)
3141 response_default_diag(c, ds->u.defaultDiagRec);
3146 static void interpret_otherinformation_field(ZOOM_connection c,
3147 Z_OtherInformation *ui)
3150 for (i = 0; i < ui->num_elements; i++)
3152 Z_OtherInformationUnit *unit = ui->list[i];
3153 if (unit->which == Z_OtherInfo_externallyDefinedInfo &&
3154 unit->information.externallyDefinedInfo &&
3155 unit->information.externallyDefinedInfo->which ==
3158 interpret_init_diag(c, unit->information.externallyDefinedInfo->u.diag1);
3163 static void recv_apdu (ZOOM_connection c, Z_APDU *apdu)
3165 Z_InitResponse *initrs;
3168 yaz_log(log_details, "%p recv_apdu apdu->which=%d", c, apdu->which);
3171 case Z_APDU_initResponse:
3172 yaz_log(log_api, "%p recv_apd: Received Init response", c);
3173 initrs = apdu->u.initResponse;
3174 ZOOM_connection_option_set(c, "serverImplementationId",
3175 initrs->implementationId ?
3176 initrs->implementationId : "");
3177 ZOOM_connection_option_set(c, "serverImplementationName",
3178 initrs->implementationName ?
3179 initrs->implementationName : "");
3180 ZOOM_connection_option_set(c, "serverImplementationVersion",
3181 initrs->implementationVersion ?
3182 initrs->implementationVersion : "");
3183 /* Set the three old options too, for old applications */
3184 ZOOM_connection_option_set(c, "targetImplementationId",
3185 initrs->implementationId ?
3186 initrs->implementationId : "");
3187 ZOOM_connection_option_set(c, "targetImplementationName",
3188 initrs->implementationName ?
3189 initrs->implementationName : "");
3190 ZOOM_connection_option_set(c, "targetImplementationVersion",
3191 initrs->implementationVersion ?
3192 initrs->implementationVersion : "");
3193 if (!*initrs->result)
3195 Z_External *uif = initrs->userInformationField;
3197 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0); /* default error */
3199 if (uif && uif->which == Z_External_userInfo1)
3200 interpret_otherinformation_field(c, uif->u.userInfo1);
3205 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
3207 xfree (c->cookie_in);
3210 c->cookie_in = xstrdup(cookie);
3211 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
3212 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
3213 c->support_named_resultsets = 1;
3216 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3217 ZOOM_connection_remove_task (c);
3219 ZOOM_connection_exec_task (c);
3221 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
3223 NMEM tmpmem = nmem_create();
3224 Z_CharSetandLanguageNegotiation *p =
3225 yaz_get_charneg_record(initrs->otherInfo);
3229 char *charset = NULL, *lang = NULL;
3232 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
3233 yaz_log(log_details, "%p recv_apdu target accepted: "
3234 "charset %s, language %s, select %d",
3236 charset ? charset : "none", lang ? lang : "none", sel);
3238 ZOOM_connection_option_set (c, "negotiation-charset",
3241 ZOOM_connection_option_set (c, "negotiation-lang",
3244 ZOOM_connection_option_set (
3245 c, "negotiation-charset-in-effect-for-records",
3246 (sel != 0) ? "1" : "0");
3247 nmem_destroy(tmpmem);
3251 case Z_APDU_searchResponse:
3252 yaz_log(log_api, "%p recv_apdu Search response", c);
3253 handle_search_response (c, apdu->u.searchResponse);
3254 if (send_sort_present (c) == zoom_complete)
3255 ZOOM_connection_remove_task (c);
3257 case Z_APDU_presentResponse:
3258 yaz_log(log_api, "%p recv_apdu Present response", c);
3259 handle_present_response (c, apdu->u.presentResponse);
3260 if (send_present (c) == zoom_complete)
3261 ZOOM_connection_remove_task (c);
3263 case Z_APDU_sortResponse:
3264 yaz_log(log_api, "%p recv_apdu Sort response", c);
3265 sort_response (c, apdu->u.sortResponse);
3266 if (send_present (c) == zoom_complete)
3267 ZOOM_connection_remove_task (c);
3269 case Z_APDU_scanResponse:
3270 yaz_log(log_api, "%p recv_apdu Scan response", c);
3271 scan_response (c, apdu->u.scanResponse);
3272 ZOOM_connection_remove_task (c);
3274 case Z_APDU_extendedServicesResponse:
3275 yaz_log(log_api, "%p recv_apdu Extended Services response", c);
3276 es_response (c, apdu->u.extendedServicesResponse);
3277 ZOOM_connection_remove_task (c);
3280 yaz_log(log_api, "%p recv_apdu Close PDU", c);
3281 if (c->reconnect_ok)
3284 c->tasks->running = 0;
3285 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3289 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3294 yaz_log(log_api, "%p Received unknown PDU", c);
3295 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3301 static void handle_srw_response(ZOOM_connection c,
3302 Z_SRW_searchRetrieveResponse *res)
3304 ZOOM_resultset resultset = 0;
3312 if (c->tasks->which == ZOOM_TASK_SEARCH)
3313 resultset = c->tasks->u.search.resultset;
3314 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3315 resultset = c->tasks->u.retrieve.resultset;
3319 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3320 ZOOM_connection_put_event(c, event);
3322 resultset->size = 0;
3324 yaz_log(log_details, "%p handle_srw_response got SRW response OK", c);
3326 if (res->numberOfRecords)
3327 resultset->size = *res->numberOfRecords;
3329 for (i = 0; i<res->num_records; i++)
3333 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3334 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3336 if (res->records[i].recordPosition &&
3337 *res->records[i].recordPosition > 0)
3338 pos = *res->records[i].recordPosition - 1;
3340 pos = resultset->start + i;
3342 npr->databaseName = 0;
3343 npr->which = Z_NamePlusRecord_databaseRecord;
3344 npr->u.databaseRecord = (Z_External *)
3345 odr_malloc(c->odr_in, sizeof(Z_External));
3346 npr->u.databaseRecord->descriptor = 0;
3347 npr->u.databaseRecord->direct_reference =
3348 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3349 npr->u.databaseRecord->which = Z_External_octet;
3350 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3351 odr_malloc(c->odr_in, sizeof(Odr_oct));
3352 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3353 res->records[i].recordData_buf;
3354 npr->u.databaseRecord->u.octet_aligned->len =
3355 npr->u.databaseRecord->u.octet_aligned->size =
3356 res->records[i].recordData_len;
3357 record_cache_add (resultset, npr, pos);
3359 if (res->num_diagnostics > 0)
3361 const char *uri = res->diagnostics[0].uri;
3366 if ((cp = strrchr(uri, '/')))
3368 set_dset_error(c, code, uri,
3369 res->diagnostics[0].details, 0);
3372 nmem = odr_extract_mem(c->odr_in);
3373 nmem_transfer(resultset->odr->mem, nmem);
3379 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3382 const char *content_type = z_HTTP_header_lookup(hres->headers,
3384 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3387 yaz_log(log_details, "%p handle_http", c);
3389 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3391 Z_SOAP *soap_package = 0;
3393 Z_SOAP_Handler soap_handlers[2] = {
3394 {"http://www.loc.gov/zing/srw/", 0,
3395 (Z_SOAP_fun) yaz_srw_codec},
3398 ret = z_soap_codec(o, &soap_package,
3399 &hres->content_buf, &hres->content_len,
3401 if (!ret && soap_package->which == Z_SOAP_generic &&
3402 soap_package->u.generic->no == 0)
3404 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3405 if (sr->which == Z_SRW_searchRetrieve_response)
3406 handle_srw_response(c, sr->u.response);
3410 else if (!ret && (soap_package->which == Z_SOAP_fault
3411 || soap_package->which == Z_SOAP_error))
3413 set_HTTP_error(c, hres->code,
3414 soap_package->u.fault->fault_code,
3415 soap_package->u.fault->fault_string);
3422 if (hres->code != 200)
3423 set_HTTP_error(c, hres->code, 0, 0);
3425 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3428 ZOOM_connection_remove_task(c);
3429 if (!strcmp(hres->version, "1.0"))
3431 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3432 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3437 /* HTTP 1.1: only if no close we stay alive .. */
3438 if (connection_head && !strcmp(connection_head, "close"))
3444 static int do_read (ZOOM_connection c)
3449 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3450 ZOOM_connection_put_event (c, event);
3452 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3453 more = cs_more(c->cs);
3454 yaz_log(log_details, "%p do_read len=%d more=%d", c, r, more);
3459 if (c->reconnect_ok)
3462 c->reconnect_ok = 0;
3463 yaz_log(log_details, "%p do_read reconnect read", c);
3464 c->tasks->running = 0;
3465 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3469 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3478 odr_reset (c->odr_in);
3479 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3480 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3481 ZOOM_connection_put_event (c, event);
3483 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3486 int err = odr_geterrorx(c->odr_in, &x);
3488 const char *element = odr_getelement(c->odr_in);
3489 sprintf (msg, "ODR code %d:%d element=%-20s",
3490 err, x, element ? element : "<unknown>");
3491 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3494 else if (gdu->which == Z_GDU_Z3950)
3495 recv_apdu (c, gdu->u.z3950);
3496 else if (gdu->which == Z_GDU_HTTP_Response)
3499 handle_http (c, gdu->u.HTTP_Response);
3501 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3505 c->reconnect_ok = 0;
3510 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3515 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3516 ZOOM_connection_put_event (c, event);
3518 yaz_log(log_details, "%p do_write_ex len=%d", c, len_out);
3519 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3521 yaz_log(log_details, "%p do_write_ex write failed", c);
3522 if (c->reconnect_ok)
3525 c->reconnect_ok = 0;
3526 yaz_log(log_details, "%p do_write_ex reconnect write", c);
3527 c->tasks->running = 0;
3528 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3529 return zoom_pending;
3531 if (c->state == STATE_CONNECTING)
3532 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3534 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3536 return zoom_complete;
3540 c->mask = ZOOM_SELECT_EXCEPT;
3541 if (c->cs->io_pending & CS_WANT_WRITE)
3542 c->mask += ZOOM_SELECT_WRITE;
3543 if (c->cs->io_pending & CS_WANT_READ)
3544 c->mask += ZOOM_SELECT_READ;
3545 yaz_log(log_details, "%p do_write_ex write incomplete mask=%d",
3550 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3551 yaz_log(log_details, "%p do_write_ex write complete mask=%d",
3554 return zoom_pending;
3557 static zoom_ret do_write(ZOOM_connection c)
3559 return do_write_ex (c, c->buf_out, c->len_out);
3563 ZOOM_API(const char *)
3564 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3566 return ZOOM_options_get (c->options, key);
3569 ZOOM_API(const char *)
3570 ZOOM_connection_option_getl (ZOOM_connection c, const char *key, int *lenp)
3572 return ZOOM_options_getl (c->options, key, lenp);
3576 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3579 ZOOM_options_set (c->options, key, val);
3583 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3584 const char *val, int len)
3586 ZOOM_options_setl (c->options, key, val, len);
3589 ZOOM_API(const char *)
3590 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3592 return ZOOM_options_get (r->options, key);
3596 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3599 ZOOM_options_set (r->options, key, val);
3604 ZOOM_connection_errcode (ZOOM_connection c)
3606 return ZOOM_connection_error (c, 0, 0);
3609 ZOOM_API(const char *)
3610 ZOOM_connection_errmsg (ZOOM_connection c)
3613 ZOOM_connection_error (c, &msg, 0);
3617 ZOOM_API(const char *)
3618 ZOOM_connection_addinfo (ZOOM_connection c)
3620 const char *addinfo;
3621 ZOOM_connection_error (c, 0, &addinfo);
3625 ZOOM_API(const char *)
3626 ZOOM_connection_diagset (ZOOM_connection c)
3628 const char *diagset;
3629 ZOOM_connection_error_x (c, 0, 0, &diagset);
3633 ZOOM_API(const char *)
3634 ZOOM_diag_str (int error)
3638 case ZOOM_ERROR_NONE:
3640 case ZOOM_ERROR_CONNECT:
3641 return "Connect failed";
3642 case ZOOM_ERROR_MEMORY:
3643 return "Out of memory";
3644 case ZOOM_ERROR_ENCODE:
3645 return "Encoding failed";
3646 case ZOOM_ERROR_DECODE:
3647 return "Decoding failed";
3648 case ZOOM_ERROR_CONNECTION_LOST:
3649 return "Connection lost";
3650 case ZOOM_ERROR_INIT:
3651 return "Init rejected";
3652 case ZOOM_ERROR_INTERNAL:
3653 return "Internal failure";
3654 case ZOOM_ERROR_TIMEOUT:
3656 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3657 return "Unsupported protocol";
3658 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3659 return "Unsupported query type";
3660 case ZOOM_ERROR_INVALID_QUERY:
3661 return "Invalid query";
3663 return diagbib1_str (error);
3668 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3669 const char **addinfo, const char **diagset)
3671 int error = c->error;
3674 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3675 *cp = ZOOM_diag_str(error);
3676 else if (!strcmp(c->diagset, "HTTP"))
3677 *cp = z_HTTP_errmsg(c->error);
3678 else if (!strcmp(c->diagset, "Bib-1"))
3679 *cp = ZOOM_diag_str(error);
3680 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3681 *cp = yaz_diag_srw_str(c->error);
3683 *cp = "Unknown error and diagnostic set";
3686 *addinfo = c->addinfo ? c->addinfo : "";
3688 *diagset = c->diagset ? c->diagset : "";
3693 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3694 const char **addinfo)
3696 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3699 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3701 ZOOM_Event event = 0;
3702 int r = cs_look(c->cs);
3703 yaz_log(log_details, "%p ZOOM_connection_do_io mask=%d cs_look=%d",
3708 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3709 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3711 ZOOM_connection_put_event (c, event);
3713 else if (r == CS_CONNECT)
3716 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3718 ret = cs_rcvconnect (c->cs);
3719 yaz_log(log_details, "%p ZOOM_connection_do_io "
3720 "cs_rcvconnect returned %d", c, ret);
3723 c->mask = ZOOM_SELECT_EXCEPT;
3724 if (c->cs->io_pending & CS_WANT_WRITE)
3725 c->mask += ZOOM_SELECT_WRITE;
3726 if (c->cs->io_pending & CS_WANT_READ)
3727 c->mask += ZOOM_SELECT_READ;
3728 ZOOM_connection_put_event (c, event);
3732 ZOOM_connection_put_event (c, event);
3734 if (c->proto == PROTO_Z3950)
3735 ZOOM_connection_send_init(c);
3738 /* no init request for SRW .. */
3739 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3740 ZOOM_connection_remove_task (c);
3742 ZOOM_connection_exec_task (c);
3744 c->state = STATE_ESTABLISHED;
3748 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3750 ZOOM_connection_put_event (c, event);
3755 if (mask & ZOOM_SELECT_READ)
3757 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3764 ZOOM_connection_last_event(ZOOM_connection cs)
3767 return ZOOM_EVENT_NONE;
3768 return cs->last_event;
3772 ZOOM_event (int no, ZOOM_connection *cs)
3774 int timeout = 30; /* default timeout in seconds */
3775 int timeout_set = 0; /* whether it was overriden at all */
3777 struct pollfd pollfds[1024];
3778 ZOOM_connection poll_cs[1024];
3781 fd_set input, output, except;
3786 for (i = 0; i<no; i++)
3788 ZOOM_connection c = cs[i];
3790 if (c && (event = ZOOM_connection_get_event(c)))
3792 ZOOM_Event_destroy (event);
3796 for (i = 0; i<no; i++)
3798 ZOOM_connection c = cs[i];
3800 if (c && ZOOM_connection_exec_task (c))
3802 if ((event = ZOOM_connection_get_event(c)))
3804 ZOOM_Event_destroy (event);
3817 for (i = 0; i<no; i++)
3819 ZOOM_connection c = cs[i];
3825 fd = z3950_connection_socket(c);
3826 mask = z3950_connection_mask(c);
3833 /* -1 is used for indefinite timeout (no timeout), so -2 here. */
3834 this_timeout = ZOOM_options_get_int (c->options, "timeout", -2);
3835 if (this_timeout != -2)
3837 /* ensure the minimum timeout is used */
3839 timeout = this_timeout;
3840 else if (this_timeout != -1 && this_timeout < timeout)
3841 timeout = this_timeout;
3847 short poll_events = 0;
3849 if (mask & ZOOM_SELECT_READ)
3850 poll_events += POLLIN;
3851 if (mask & ZOOM_SELECT_WRITE)
3852 poll_events += POLLOUT;
3853 if (mask & ZOOM_SELECT_EXCEPT)
3854 poll_events += POLLERR;
3855 pollfds[nfds].fd = fd;
3856 pollfds[nfds].events = poll_events;
3857 pollfds[nfds].revents = 0;
3862 if (mask & ZOOM_SELECT_READ)
3864 FD_SET (fd, &input);
3867 if (mask & ZOOM_SELECT_WRITE)
3869 FD_SET (fd, &output);
3872 if (mask & ZOOM_SELECT_EXCEPT)
3874 FD_SET (fd, &except);
3883 r = poll (pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
3884 for (i = 0; i<nfds; i++)
3886 ZOOM_connection c = poll_cs[i];
3890 if (pollfds[i].revents & POLLIN)
3891 mask += ZOOM_SELECT_READ;
3892 if (pollfds[i].revents & POLLOUT)
3893 mask += ZOOM_SELECT_WRITE;
3894 if (pollfds[i].revents & POLLERR)
3895 mask += ZOOM_SELECT_EXCEPT;
3897 ZOOM_connection_do_io(c, mask);
3899 else if (r == 0 && c->mask)
3901 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3902 /* timeout and this connection was waiting */
3903 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3905 ZOOM_connection_put_event(c, event);
3909 tv.tv_sec = timeout;
3911 r = select (max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
3912 for (i = 0; i<no; i++)
3914 ZOOM_connection c = cs[i];
3919 fd = z3950_connection_socket(c);
3923 /* no timeout and real socket */
3924 if (FD_ISSET(fd, &input))
3925 mask += ZOOM_SELECT_READ;
3926 if (FD_ISSET(fd, &output))
3927 mask += ZOOM_SELECT_WRITE;
3928 if (FD_ISSET(fd, &except))
3929 mask += ZOOM_SELECT_EXCEPT;
3931 ZOOM_connection_do_io(c, mask);
3933 if (r == 0 && c->mask)
3935 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3936 /* timeout and this connection was waiting */
3937 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3939 ZOOM_connection_put_event(c, event);
3943 for (i = 0; i<no; i++)
3945 ZOOM_connection c = cs[i];
3947 if (c && (event = ZOOM_connection_get_event(c)))
3949 ZOOM_Event_destroy (event);
3958 * indent-tabs-mode: nil
3960 * vim: shiftwidth=4 tabstop=8 expandtab