2 * Copyright (C) 1995-2005, Index Data ApS
3 * See the file LICENSE for details.
5 * $Id: zoom-c.c,v 1.54 2005-12-08 15:36:31 adam Exp $
9 * \brief Implements ZOOM C interface.
16 #include <yaz/yaz-util.h>
17 #include <yaz/xmalloc.h>
18 #include <yaz/otherinfo.h>
20 #include <yaz/pquery.h>
21 #include <yaz/marcdisp.h>
22 #include <yaz/diagbib1.h>
23 #include <yaz/charneg.h>
28 #include <sys/types.h>
37 #include <sys/select.h>
43 static int log_api = 0;
44 static int log_details = 0;
51 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c);
52 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out);
56 static int log_level_initialized = 0;
57 if (!log_level_initialized)
59 log_api = yaz_log_module_level("zoom");
60 log_details = yaz_log_module_level("zoomdetails");
61 log_level_initialized = 1;
65 static ZOOM_Event ZOOM_Event_create (int kind)
67 ZOOM_Event event = (ZOOM_Event) xmalloc (sizeof(*event));
74 static void ZOOM_Event_destroy (ZOOM_Event event)
79 static void ZOOM_connection_put_event (ZOOM_connection c, ZOOM_Event event)
83 c->m_queue_back->prev = event;
84 assert (c->m_queue_front);
88 assert (!c->m_queue_front);
89 c->m_queue_front = event;
91 event->next = c->m_queue_back;
93 c->m_queue_back = event;
96 static ZOOM_Event ZOOM_connection_get_event(ZOOM_connection c)
98 ZOOM_Event event = c->m_queue_front;
101 c->last_event = ZOOM_EVENT_NONE;
104 assert (c->m_queue_back);
105 c->m_queue_front = event->prev;
106 if (c->m_queue_front)
108 assert (c->m_queue_back);
109 c->m_queue_front->next = 0;
113 c->last_event = event->kind;
118 static void set_dset_error (ZOOM_connection c, int error,
120 const char *addinfo, const char *addinfo2)
127 if (!c->diagset || strcmp(dset, c->diagset))
130 c->diagset = xstrdup(dset);
131 /* remove integer part from SRW diagset .. */
132 if ((cp = strrchr(c->diagset, '/')))
135 if (addinfo && addinfo2)
137 c->addinfo = (char*) xmalloc(strlen(addinfo) + strlen(addinfo2) + 2);
138 strcpy(c->addinfo, addinfo);
139 strcat(c->addinfo, addinfo2);
142 c->addinfo = xstrdup(addinfo);
144 yaz_log(log_api, "%p set_dset_error %s %s:%d %s %s",
145 c, c->host_port ? c->host_port : "<>", dset, error,
146 addinfo ? addinfo : "",
147 addinfo2 ? addinfo2 : "");
151 static void set_HTTP_error (ZOOM_connection c, int error,
152 const char *addinfo, const char *addinfo2)
154 set_dset_error(c, error, "HTTP", addinfo, addinfo2);
158 static void set_ZOOM_error (ZOOM_connection c, int error,
161 set_dset_error(c, error, "ZOOM", addinfo, 0);
164 static void clear_error (ZOOM_connection c)
169 case ZOOM_ERROR_CONNECT:
170 case ZOOM_ERROR_MEMORY:
171 case ZOOM_ERROR_DECODE:
172 case ZOOM_ERROR_CONNECTION_LOST:
173 case ZOOM_ERROR_INIT:
174 case ZOOM_ERROR_INTERNAL:
175 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
178 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
182 ZOOM_task ZOOM_connection_add_task (ZOOM_connection c, int which)
184 ZOOM_task *taskp = &c->tasks;
186 taskp = &(*taskp)->next;
187 *taskp = (ZOOM_task) xmalloc (sizeof(**taskp));
188 (*taskp)->running = 0;
189 (*taskp)->which = which;
195 ZOOM_task ZOOM_connection_insert_task (ZOOM_connection c, int which)
197 ZOOM_task task = (ZOOM_task) xmalloc (sizeof(*task));
199 task->next = c->tasks;
208 void ZOOM_connection_remove_task (ZOOM_connection c)
210 ZOOM_task task = c->tasks;
214 c->tasks = task->next;
217 case ZOOM_TASK_SEARCH:
218 ZOOM_resultset_destroy (task->u.search.resultset);
220 case ZOOM_TASK_RETRIEVE:
221 ZOOM_resultset_destroy (task->u.retrieve.resultset);
223 case ZOOM_TASK_CONNECT:
226 ZOOM_scanset_destroy (task->u.scan.scan);
228 case ZOOM_TASK_PACKAGE:
229 ZOOM_package_destroy (task->u.package);
232 ZOOM_resultset_destroy (task->u.sort.resultset);
233 ZOOM_query_destroy(task->u.sort.q);
242 static int ZOOM_connection_exec_task (ZOOM_connection c);
244 void ZOOM_connection_remove_tasks (ZOOM_connection c)
247 ZOOM_connection_remove_task(c);
250 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos);
252 ZOOM_API(ZOOM_connection)
253 ZOOM_connection_create (ZOOM_options options)
255 ZOOM_connection c = (ZOOM_connection) xmalloc (sizeof(*c));
259 yaz_log(log_api, "%p ZOOM_connection_create", c);
261 c->proto = PROTO_Z3950;
265 c->state = STATE_IDLE;
268 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
275 c->options = ZOOM_options_create_with_parent(options);
281 c->charset = c->lang = 0;
288 c->odr_in = odr_createmem (ODR_DECODE);
289 c->odr_out = odr_createmem (ODR_ENCODE);
292 c->support_named_resultsets = 0;
293 c->last_event = ZOOM_EVENT_NONE;
295 c->m_queue_front = 0;
300 /* set database names. Take local databases (if set); otherwise
301 take databases given in ZURL (if set); otherwise use Default */
302 static char **set_DatabaseNames (ZOOM_connection con, ZOOM_options options,
305 char **databaseNames;
306 const char *cp = ZOOM_options_get (options, "databaseName");
310 if (strncmp (con->host_port, "unix:", 5) == 0)
311 cp = strchr(con->host_port+5, ':');
313 cp = strchr(con->host_port, '/');
319 nmem_strsplit(con->odr_out->mem, "+", cp, &databaseNames, num);
320 return databaseNames;
323 ZOOM_API(ZOOM_connection)
324 ZOOM_connection_new (const char *host, int portnum)
326 ZOOM_connection c = ZOOM_connection_create (0);
328 ZOOM_connection_connect (c, host, portnum);
333 ZOOM_connection_connect(ZOOM_connection c,
334 const char *host, int portnum)
341 yaz_log(log_api, "%p ZOOM_connection_connect host=%s portnum=%d",
346 yaz_log(log_details, "%p ZOOM_connection_connect reconnect ok", c);
350 yaz_log(log_details, "%p ZOOM_connection_connect connect", c);
352 val = ZOOM_options_get (c->options, "proxy");
355 yaz_log(log_details, "%p ZOOM_connection_connect proxy=%s", c, val);
356 c->proxy = xstrdup (val);
362 val = ZOOM_options_get (c->options, "charset");
365 yaz_log(log_details, "%p ZOOM_connection_connect charset=%s", c, val);
366 c->charset = xstrdup (val);
372 val = ZOOM_options_get (c->options, "lang");
375 yaz_log(log_details, "%p ZOOM_connection_connect lang=%s", c, val);
376 c->lang = xstrdup (val);
381 xfree (c->host_port);
385 sprintf (hostn, "%.80s:%d", host, portnum);
386 c->host_port = xstrdup(hostn);
389 c->host_port = xstrdup(host);
391 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.
397 char *remainder, *pass;
400 remainder = xstrdup(val+1);
401 pass = strchr(c->host_port, ':');
404 ZOOM_connection_option_set(c, "user", c->host_port);
405 ZOOM_connection_option_set(c, "password", pass);
408 c->host_port = remainder;
411 ZOOM_options_set(c->options, "host", c->host_port);
413 val = ZOOM_options_get (c->options, "cookie");
416 yaz_log(log_details, "%p ZOOM_connection_connect cookie=%s", c, val);
417 c->cookie_out = xstrdup (val);
420 val = ZOOM_options_get (c->options, "clientIP");
423 yaz_log(log_details, "%p ZOOM_connection_connect clientIP=%s",
425 c->client_IP = xstrdup (val);
428 c->async = ZOOM_options_get_bool (c->options, "async", 0);
429 yaz_log(log_details, "%p ZOOM_connection_connect async=%d", c, c->async);
431 set_ZOOM_error(c, ZOOM_ERROR_NONE, 0);
433 task = ZOOM_connection_add_task (c, ZOOM_TASK_CONNECT);
437 while (ZOOM_event (1, &c))
443 ZOOM_query_create(void)
445 ZOOM_query s = (ZOOM_query) xmalloc (sizeof(*s));
447 yaz_log(log_details, "%p ZOOM_query_create", s);
451 s->odr = odr_createmem (ODR_ENCODE);
458 ZOOM_query_destroy(ZOOM_query s)
464 yaz_log(log_details, "%p ZOOM_query_destroy count=%d", s, s->refcount);
465 if (s->refcount == 0)
467 odr_destroy (s->odr);
473 ZOOM_query_prefix(ZOOM_query s, const char *str)
475 s->query_string = odr_strdup(s->odr, str);
476 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
477 s->z_query->which = Z_Query_type_1;
478 s->z_query->u.type_1 = p_query_rpn(s->odr, PROTO_Z3950, str);
479 if (!s->z_query->u.type_1)
481 yaz_log(log_details, "%p ZOOM_query_prefix str=%s failed", s, str);
485 yaz_log(log_details, "%p ZOOM_query_prefix str=%s", s, str);
490 ZOOM_query_cql(ZOOM_query s, const char *str)
494 s->query_string = odr_strdup(s->odr, str);
496 ext = (Z_External *) odr_malloc(s->odr, sizeof(*ext));
497 ext->direct_reference = odr_getoidbystr(s->odr, "1.2.840.10003.16.2");
498 ext->indirect_reference = 0;
500 ext->which = Z_External_CQL;
501 ext->u.cql = s->query_string;
503 s->z_query = (Z_Query *) odr_malloc (s->odr, sizeof(*s->z_query));
504 s->z_query->which = Z_Query_type_104;
505 s->z_query->u.type_104 = ext;
507 yaz_log(log_details, "%p ZOOM_query_cql str=%s", s, str);
513 ZOOM_query_sortby(ZOOM_query s, const char *criteria)
515 s->sort_spec = yaz_sort_spec (s->odr, criteria);
518 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s failed",
522 yaz_log(log_details, "%p ZOOM_query_sortby criteria=%s", s, criteria);
526 static zoom_ret do_write(ZOOM_connection c);
529 ZOOM_connection_destroy(ZOOM_connection c)
534 yaz_log(log_api, "%p ZOOM_connection_destroy", c);
537 for (r = c->resultsets; r; r = r->next)
543 odr_destroy (c->odr_in);
544 odr_destroy (c->odr_out);
545 ZOOM_options_destroy (c->options);
546 ZOOM_connection_remove_tasks (c);
547 xfree (c->host_port);
552 xfree (c->cookie_out);
553 xfree (c->cookie_in);
554 xfree (c->client_IP);
558 void ZOOM_resultset_addref (ZOOM_resultset r)
563 yaz_log(log_details, "%p ZOOM_resultset_addref count=%d",
568 ZOOM_resultset ZOOM_resultset_create ()
570 ZOOM_resultset r = (ZOOM_resultset) xmalloc (sizeof(*r));
574 yaz_log(log_details, "%p ZOOM_resultset_create", r);
577 r->odr = odr_createmem (ODR_ENCODE);
592 ZOOM_API(ZOOM_resultset)
593 ZOOM_connection_search_pqf(ZOOM_connection c, const char *q)
596 ZOOM_query s = ZOOM_query_create();
598 ZOOM_query_prefix (s, q);
600 r = ZOOM_connection_search (c, s);
601 ZOOM_query_destroy (s);
605 ZOOM_API(ZOOM_resultset)
606 ZOOM_connection_search(ZOOM_connection c, ZOOM_query q)
608 ZOOM_resultset r = ZOOM_resultset_create ();
612 yaz_log(log_api, "%p ZOOM_connection_search set %p query %p", c, r, q);
613 r->r_sort_spec = q->sort_spec;
616 r->options = ZOOM_options_create_with_parent(c->options);
618 r->start = ZOOM_options_get_int(r->options, "start", 0);
619 r->count = ZOOM_options_get_int(r->options, "count", 0);
621 /* If "presentChunk" is defined use that; otherwise "step" */
622 const char *cp = ZOOM_options_get (r->options, "presentChunk");
623 r->step = ZOOM_options_get_int(r->options,
624 (cp != 0 ? "presentChunk": "step"), 0);
626 r->piggyback = ZOOM_options_get_bool (r->options, "piggyback", 1);
627 cp = ZOOM_options_get (r->options, "setname");
629 r->setname = xstrdup(cp);
630 cp = ZOOM_options_get (r->options, "schema");
632 r->schema = xstrdup(cp);
636 r->next = c->resultsets;
639 if (c->host_port && c->proto == PROTO_HTTP)
643 yaz_log(log_details, "ZOOM_connection_search: no comstack");
644 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
648 yaz_log(log_details, "ZOOM_connection_search: reconnect");
653 task = ZOOM_connection_add_task (c, ZOOM_TASK_SEARCH);
654 task->u.search.resultset = r;
655 ZOOM_resultset_addref (r);
661 while (ZOOM_event (1, &c))
668 * This is the old result-set sorting API, which is maintained only
669 * for the sake of binary compatibility. There is no reason ever to
670 * use this rather than ZOOM_resultset_sort1().
673 ZOOM_resultset_sort(ZOOM_resultset r,
674 const char *sort_type, const char *sort_spec)
676 (void) ZOOM_resultset_sort1(r, sort_type, sort_spec);
680 ZOOM_resultset_sort1(ZOOM_resultset r,
681 const char *sort_type, const char *sort_spec)
683 ZOOM_connection c = r->connection;
687 newq = ZOOM_query_create();
688 if (ZOOM_query_sortby(newq, sort_spec) < 0)
691 yaz_log(log_api, "%p ZOOM_resultset_sort r=%p sort_type=%s sort_spec=%s",
692 r, r, sort_type, sort_spec);
696 if (c->host_port && c->proto == PROTO_HTTP)
700 yaz_log(log_details, "%p ZOOM_resultset_sort: no comstack", r);
701 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
705 yaz_log(log_details, "%p ZOOM_resultset_sort: prepare reconnect",
711 ZOOM_resultset_cache_reset(r);
712 task = ZOOM_connection_add_task (c, ZOOM_TASK_SORT);
713 task->u.sort.resultset = r;
714 task->u.sort.q = newq;
716 ZOOM_resultset_addref (r);
720 while (ZOOM_event (1, &c))
728 ZOOM_resultset_cache_reset(ZOOM_resultset r)
730 ZOOM_record_cache rc;
732 for (rc = r->record_cache; rc; rc = rc->next)
734 if (rc->rec.wrbuf_marc)
735 wrbuf_free (rc->rec.wrbuf_marc, 1);
736 if (rc->rec.wrbuf_iconv)
737 wrbuf_free (rc->rec.wrbuf_iconv, 1);
738 if (rc->rec.wrbuf_opac)
739 wrbuf_free (rc->rec.wrbuf_opac, 1);
745 ZOOM_resultset_destroy(ZOOM_resultset r)
750 yaz_log(log_details, "%p ZOOM_resultset_destroy r=%p count=%d",
752 if (r->refcount == 0)
754 ZOOM_resultset_cache_reset(r);
758 /* remove ourselves from the resultsets in connection */
759 ZOOM_resultset *rp = &r->connection->resultsets;
762 assert (*rp); /* we must be in this list!! */
764 { /* OK, we're here - take us out of it */
771 ZOOM_query_destroy (r->query);
772 ZOOM_options_destroy (r->options);
773 odr_destroy (r->odr);
781 ZOOM_resultset_size (ZOOM_resultset r)
786 static void do_close (ZOOM_connection c)
792 c->state = STATE_IDLE;
795 static void ZOOM_resultset_retrieve (ZOOM_resultset r,
796 int force_sync, int start, int count)
804 yaz_log(log_details, "%p ZOOM_resultset_retrieve force_sync=%d start=%d"
805 " count=%d", r, force_sync, start, count);
810 if (c->host_port && c->proto == PROTO_HTTP)
814 yaz_log(log_details, "%p ZOOM_resultset_retrieve: no comstack", r);
815 ZOOM_connection_add_task(c, ZOOM_TASK_CONNECT);
819 yaz_log(log_details, "%p ZOOM_resultset_retrieve: prepare "
824 task = ZOOM_connection_add_task (c, ZOOM_TASK_RETRIEVE);
825 task->u.retrieve.resultset = r;
826 task->u.retrieve.start = start;
827 task->u.retrieve.count = count;
829 cp = ZOOM_options_get (r->options, "schema");
832 if (!r->schema || strcmp(r->schema, cp))
835 r->schema = xstrdup(cp);
839 ZOOM_resultset_addref (r);
841 if (!r->connection->async || force_sync)
842 while (r->connection && ZOOM_event (1, &r->connection))
847 ZOOM_resultset_records (ZOOM_resultset r, ZOOM_record *recs,
848 size_t start, size_t count)
850 int force_present = 0;
854 yaz_log(log_api, "%p ZOOM_resultset_records r=%p start=%d count=%d",
858 ZOOM_resultset_retrieve (r, force_present, start, count);
862 for (i = 0; i< count; i++)
863 recs[i] = ZOOM_resultset_record_immediate (r, i+start);
867 static void get_cert(ZOOM_connection c)
872 if (cs_get_peer_certificate_x509(c->cs, &cert_buf, &cert_len))
874 ZOOM_connection_option_setl(c, "sslPeerCert",
880 static zoom_ret do_connect (ZOOM_connection c)
883 const char *effective_host;
886 effective_host = c->proxy;
888 effective_host = c->host_port;
890 yaz_log(log_details, "%p do_connect effective_host=%s", c, effective_host);
894 c->cs = cs_create_host (effective_host, 0, &add);
896 if (c->cs && c->cs->protocol == PROTO_HTTP)
899 const char *path = 0;
901 c->proto = PROTO_HTTP;
902 cs_get_host_args(c->host_port, &path);
904 c->path = (char*) xmalloc(strlen(path)+2);
906 strcpy (c->path+1, path);
908 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_PROTOCOL, "SRW");
910 return zoom_complete;
915 int ret = cs_connect (c->cs, add);
918 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_CONNECT);
919 ZOOM_connection_put_event(c, event);
921 if (c->proto == PROTO_Z3950)
922 ZOOM_connection_send_init(c);
925 /* no init request for SRW .. */
926 assert (c->tasks->which == ZOOM_TASK_CONNECT);
927 ZOOM_connection_remove_task (c);
929 ZOOM_connection_exec_task (c);
931 c->state = STATE_ESTABLISHED;
936 c->state = STATE_CONNECTING;
937 c->mask = ZOOM_SELECT_EXCEPT;
938 if (c->cs->io_pending & CS_WANT_WRITE)
939 c->mask += ZOOM_SELECT_WRITE;
940 if (c->cs->io_pending & CS_WANT_READ)
941 c->mask += ZOOM_SELECT_READ;
945 c->state = STATE_IDLE;
946 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, effective_host);
947 return zoom_complete;
950 int z3950_connection_socket(ZOOM_connection c)
953 return cs_fileno(c->cs);
957 int z3950_connection_mask(ZOOM_connection c)
964 static void otherInfo_attach (ZOOM_connection c, Z_APDU *a, ODR out)
967 for (i = 0; i<200; i++)
970 Z_OtherInformation **oi;
976 sprintf (buf, "otherInfo%d", i);
977 val = ZOOM_options_get (c->options, buf);
980 cp = strchr(val, ':');
984 if (len >= sizeof(buf))
986 memcpy (buf, val, len);
988 oidval = oid_getvalbyname (buf);
989 if (oidval == VAL_NONE)
993 yaz_oi_set_string_oidval(oi, out, oidval, 1, cp+1);
997 static int encode_APDU(ZOOM_connection c, Z_APDU *a, ODR out)
1002 Z_OtherInformation **oi;
1003 yaz_oi_APDU(a, &oi);
1004 yaz_oi_set_string_oidval(oi, out, VAL_COOKIE, 1, c->cookie_out);
1008 Z_OtherInformation **oi;
1009 yaz_oi_APDU(a, &oi);
1010 yaz_oi_set_string_oidval(oi, out, VAL_CLIENT_IP, 1, c->client_IP);
1012 otherInfo_attach (c, a, out);
1013 if (!z_APDU(out, &a, 0, 0))
1015 FILE *outf = fopen("/tmp/apdu.txt", "a");
1018 ODR odr_pr = odr_createmem(ODR_PRINT);
1019 fprintf (outf, "a=%p\n", a);
1020 odr_setprint(odr_pr, outf);
1021 z_APDU(odr_pr, &a, 0, 0);
1022 odr_destroy(odr_pr);
1024 yaz_log(log_api, "%p encoding_APDU: encoding failed", c);
1025 set_ZOOM_error(c, ZOOM_ERROR_ENCODE, 0);
1029 yaz_log(log_details, "%p encoding_APDU encoding OK", c);
1033 static zoom_ret send_APDU (ZOOM_connection c, Z_APDU *a)
1037 if (encode_APDU(c, a, c->odr_out))
1038 return zoom_complete;
1039 yaz_log(log_details, "%p send APDU type=%d", c, a->which);
1040 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1041 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1042 ZOOM_connection_put_event (c, event);
1043 odr_reset(c->odr_out);
1044 return do_write (c);
1047 /* returns 1 if PDU was sent OK (still pending )
1048 0 if PDU was not sent OK (nothing to wait for)
1051 static zoom_ret ZOOM_connection_send_init (ZOOM_connection c)
1053 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_initRequest);
1054 Z_InitRequest *ireq = apdu->u.initRequest;
1055 Z_IdAuthentication *auth = (Z_IdAuthentication *)
1056 odr_malloc(c->odr_out, sizeof(*auth));
1057 const char *auth_groupId = ZOOM_options_get (c->options, "group");
1058 const char *auth_userId = ZOOM_options_get (c->options, "user");
1059 const char *auth_password = ZOOM_options_get (c->options, "password");
1062 /* support the pass for backwards compatibility */
1064 auth_password = ZOOM_options_get (c->options, "pass");
1066 ODR_MASK_SET(ireq->options, Z_Options_search);
1067 ODR_MASK_SET(ireq->options, Z_Options_present);
1068 ODR_MASK_SET(ireq->options, Z_Options_scan);
1069 ODR_MASK_SET(ireq->options, Z_Options_sort);
1070 ODR_MASK_SET(ireq->options, Z_Options_extendedServices);
1071 ODR_MASK_SET(ireq->options, Z_Options_namedResultSets);
1073 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_1);
1074 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_2);
1075 ODR_MASK_SET(ireq->protocolVersion, Z_ProtocolVersion_3);
1077 /* Index Data's Z39.50 Implementor Id is 81 */
1078 ireq->implementationId = odr_prepend(c->odr_out,
1079 ZOOM_options_get(c->options, "implementationId"),
1080 odr_prepend(c->odr_out, "81", ireq->implementationId));
1082 ireq->implementationName = odr_prepend(c->odr_out,
1083 ZOOM_options_get(c->options, "implementationName"),
1084 odr_prepend(c->odr_out, "ZOOM-C", ireq->implementationName));
1086 version = odr_strdup(c->odr_out, "$Revision: 1.54 $");
1087 if (strlen(version) > 10) /* check for unexpanded CVS strings */
1088 version[strlen(version)-2] = '\0';
1089 ireq->implementationVersion = odr_prepend(c->odr_out,
1090 ZOOM_options_get(c->options, "implementationVersion"),
1091 odr_prepend(c->odr_out, &version[11], ireq->implementationVersion));
1093 *ireq->maximumRecordSize =
1094 ZOOM_options_get_int (c->options, "maximumRecordSize", 1024*1024);
1095 *ireq->preferredMessageSize =
1096 ZOOM_options_get_int (c->options, "preferredMessageSize", 1024*1024);
1098 if (auth_groupId || auth_password)
1100 Z_IdPass *pass = (Z_IdPass *) odr_malloc(c->odr_out, sizeof(*pass));
1103 if (auth_groupId && *auth_groupId)
1105 pass->groupId = (char *)
1106 odr_malloc(c->odr_out, strlen(auth_groupId)+1);
1107 strcpy(pass->groupId, auth_groupId);
1111 if (auth_userId && *auth_userId)
1113 pass->userId = (char *)
1114 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1115 strcpy(pass->userId, auth_userId);
1119 if (auth_password && *auth_password)
1121 pass->password = (char *)
1122 odr_malloc(c->odr_out, strlen(auth_password)+1);
1123 strcpy(pass->password, auth_password);
1128 auth->which = Z_IdAuthentication_idPass;
1129 auth->u.idPass = pass;
1130 ireq->idAuthentication = auth;
1133 else if (auth_userId)
1135 auth->which = Z_IdAuthentication_open;
1136 auth->u.open = (char *)
1137 odr_malloc(c->odr_out, strlen(auth_userId)+1);
1138 strcpy(auth->u.open, auth_userId);
1139 ireq->idAuthentication = auth;
1142 yaz_oi_set_string_oidval(&ireq->otherInfo, c->odr_out,
1143 VAL_PROXY, 1, c->host_port);
1144 if (c->charset || c->lang)
1146 Z_OtherInformation **oi;
1147 Z_OtherInformationUnit *oi_unit;
1149 yaz_oi_APDU(apdu, &oi);
1151 if ((oi_unit = yaz_oi_update(oi, c->odr_out, NULL, 0, 0)))
1153 char **charsets_addresses = 0;
1154 char **langs_addresses = 0;
1155 int charsets_count = 0;
1156 int langs_count = 0;
1159 nmem_strsplit_blank(c->odr_out->mem, c->charset,
1160 &charsets_addresses, &charsets_count);
1162 nmem_strsplit_blank(c->odr_out->mem, c->lang,
1163 &langs_addresses, &langs_count);
1164 ODR_MASK_SET(ireq->options, Z_Options_negotiationModel);
1165 oi_unit->which = Z_OtherInfo_externallyDefinedInfo;
1166 oi_unit->information.externallyDefinedInfo =
1167 yaz_set_proposal_charneg(c->odr_out,
1168 (const char **) charsets_addresses,
1170 (const char **) langs_addresses,
1176 return send_APDU (c, apdu);
1180 static zoom_ret send_srw (ZOOM_connection c, Z_SRW_PDU *sr)
1183 Z_SOAP_Handler h[2] = {
1184 {"http://www.loc.gov/zing/srw/", 0, (Z_SOAP_fun) yaz_srw_codec},
1187 ODR o = odr_createmem(ODR_ENCODE);
1189 Z_SOAP *p = (Z_SOAP*) odr_malloc(o, sizeof(*p));
1193 gdu = z_get_HTTP_Request(c->odr_out);
1194 gdu->u.HTTP_Request->path = c->path;
1198 const char *cp0 = strstr(c->host_port, "://");
1199 const char *cp1 = 0;
1205 cp1 = strchr(cp0, '/');
1207 cp1 = cp0+strlen(cp0);
1211 char *h = (char*) odr_malloc(c->odr_out, cp1 - cp0 + 1);
1212 memcpy (h, cp0, cp1 - cp0);
1214 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1219 strcpy(ctype, "text/xml");
1220 if (c->charset && strlen(c->charset) < 20)
1222 strcat(ctype, "; charset=");
1223 strcat(ctype, c->charset);
1225 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1226 "Content-Type", ctype);
1227 z_HTTP_header_add(c->odr_out, &gdu->u.HTTP_Request->headers,
1228 "SOAPAction", "\"\"");
1229 p->which = Z_SOAP_generic;
1230 p->u.generic = (Z_SOAP_Generic *) odr_malloc(o, sizeof(*p->u.generic));
1231 p->u.generic->no = 0;
1232 p->u.generic->ns = 0;
1233 p->u.generic->p = sr;
1234 p->ns = "http://schemas.xmlsoap.org/soap/envelope/";
1236 ret = z_soap_codec_enc(o, &p,
1237 &gdu->u.HTTP_Request->content_buf,
1238 &gdu->u.HTTP_Request->content_len, h,
1241 if (!z_GDU(c->odr_out, &gdu, 0, 0))
1242 return zoom_complete;
1243 c->buf_out = odr_getbuf(c->odr_out, &c->len_out, 0);
1247 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
1248 ZOOM_connection_put_event (c, event);
1249 odr_reset(c->odr_out);
1250 return do_write (c);
1255 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1258 ZOOM_resultset resultset = 0;
1260 const char *recordPacking = 0;
1262 if (c->error) /* don't continue on error */
1263 return zoom_complete;
1265 if (c->tasks->which == ZOOM_TASK_SEARCH)
1267 resultset = c->tasks->u.search.resultset;
1268 resultset->setname = xstrdup ("default");
1269 ZOOM_options_set (resultset->options, "setname", resultset->setname);
1271 else if(c->tasks->which == ZOOM_TASK_RETRIEVE)
1273 resultset = c->tasks->u.retrieve.resultset;
1275 resultset->start = c->tasks->u.retrieve.start;
1276 resultset->count = c->tasks->u.retrieve.count;
1278 if (resultset->start >= resultset->size)
1279 return zoom_complete;
1280 if (resultset->start + resultset->count > resultset->size)
1281 resultset->count = resultset->size - resultset->start;
1283 for (i = 0; i<resultset->count; i++)
1286 record_cache_lookup (resultset, i + resultset->start);
1290 if (i == resultset->count)
1291 return zoom_complete;
1293 assert(resultset->query);
1295 sr = yaz_srw_get(c->odr_out, Z_SRW_searchRetrieve_request);
1297 if (resultset->query->z_query->which == Z_Query_type_104
1298 && resultset->query->z_query->u.type_104->which == Z_External_CQL)
1301 sr->u.request->query_type = Z_SRW_query_type_cql;
1302 sr->u.request->query.cql =resultset->query->z_query->u.type_104->u.cql;
1304 else if (resultset->query->z_query->which == Z_Query_type_1 &&
1305 resultset->query->z_query->u.type_1)
1307 sr->u.request->query_type = Z_SRW_query_type_pqf;
1308 sr->u.request->query.pqf = resultset->query->query_string;
1312 set_ZOOM_error(c, ZOOM_ERROR_UNSUPPORTED_QUERY, 0);
1313 return zoom_complete;
1315 sr->u.request->startRecord = odr_intdup (c->odr_out, resultset->start + 1);
1316 sr->u.request->maximumRecords = odr_intdup (
1317 c->odr_out, resultset->step>0 ? resultset->step : resultset->count);
1318 sr->u.request->recordSchema = resultset->schema;
1320 recordPacking = ZOOM_resultset_option_get (resultset, "recordPacking");
1323 sr->u.request->recordPacking = odr_strdup(c->odr_out, recordPacking);
1325 return send_srw(c, sr);
1328 static zoom_ret ZOOM_connection_srw_send_search(ZOOM_connection c)
1330 return zoom_complete;
1334 static zoom_ret ZOOM_connection_send_search (ZOOM_connection c)
1337 int lslb, ssub, mspn;
1339 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_searchRequest);
1340 Z_SearchRequest *search_req = apdu->u.searchRequest;
1341 const char *elementSetName;
1342 const char *smallSetElementSetName;
1343 const char *mediumSetElementSetName;
1346 assert (c->tasks->which == ZOOM_TASK_SEARCH);
1348 r = c->tasks->u.search.resultset;
1350 yaz_log(log_details, "%p ZOOM_connection_send_search set=%p", c, r);
1353 ZOOM_options_get (r->options, "elementSetName");
1354 smallSetElementSetName =
1355 ZOOM_options_get (r->options, "smallSetElementSetName");
1356 mediumSetElementSetName =
1357 ZOOM_options_get (r->options, "mediumSetElementSetName");
1359 if (!smallSetElementSetName)
1360 smallSetElementSetName = elementSetName;
1362 if (!mediumSetElementSetName)
1363 mediumSetElementSetName = elementSetName;
1368 /* prepare query for the search request */
1369 search_req->query = r->query->z_query;
1370 if (!search_req->query)
1372 set_ZOOM_error(c, ZOOM_ERROR_INVALID_QUERY, 0);
1373 return zoom_complete;
1376 search_req->databaseNames =
1377 set_DatabaseNames (c, r->options, &search_req->num_databaseNames);
1379 /* get syntax (no need to provide unless piggyback is in effect) */
1380 syntax = ZOOM_options_get (r->options, "preferredRecordSyntax");
1382 lslb = ZOOM_options_get_int (r->options, "largeSetLowerBound", -1);
1383 ssub = ZOOM_options_get_int (r->options, "smallSetUpperBound", -1);
1384 mspn = ZOOM_options_get_int (r->options, "mediumSetPresentNumber", -1);
1385 if (lslb != -1 && ssub != -1 && mspn != -1)
1387 /* So're a Z39.50 expert? Let's hope you don't do sort */
1388 *search_req->largeSetLowerBound = lslb;
1389 *search_req->smallSetUpperBound = ssub;
1390 *search_req->mediumSetPresentNumber = mspn;
1392 else if (r->start == 0 && r->count > 0
1393 && r->piggyback && !r->r_sort_spec && !r->schema)
1395 /* Regular piggyback - do it unless we're going to do sort */
1396 *search_req->largeSetLowerBound = 2000000000;
1397 *search_req->smallSetUpperBound = 1;
1398 *search_req->mediumSetPresentNumber = r->step>0 ? r->step : r->count;
1402 /* non-piggyback. Need not provide elementsets or syntaxes .. */
1403 smallSetElementSetName = 0;
1404 mediumSetElementSetName = 0;
1407 if (smallSetElementSetName && *smallSetElementSetName)
1409 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1410 odr_malloc (c->odr_out, sizeof(*esn));
1412 esn->which = Z_ElementSetNames_generic;
1413 esn->u.generic = odr_strdup (c->odr_out, smallSetElementSetName);
1414 search_req->smallSetElementSetNames = esn;
1416 if (mediumSetElementSetName && *mediumSetElementSetName)
1418 Z_ElementSetNames *esn = (Z_ElementSetNames *)
1419 odr_malloc (c->odr_out, sizeof(*esn));
1421 esn->which = Z_ElementSetNames_generic;
1422 esn->u.generic = odr_strdup (c->odr_out, mediumSetElementSetName);
1423 search_req->mediumSetElementSetNames = esn;
1426 search_req->preferredRecordSyntax =
1427 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
1431 if (c->support_named_resultsets)
1435 /* find the lowest unused ordinal so that we re-use
1436 result sets on the server. */
1437 for (ord = 1; ; ord++)
1440 sprintf (setname, "%d", ord);
1441 for (rp = c->resultsets; rp; rp = rp->next)
1442 if (rp->setname && !strcmp (rp->setname, setname))
1447 r->setname = xstrdup (setname);
1448 yaz_log(log_details, "%p ZOOM_connection_send_search: allocating "
1449 "set %s", c, r->setname);
1453 yaz_log(log_details, "%p ZOOM_connection_send_search: using "
1455 r->setname = xstrdup ("default");
1457 ZOOM_options_set (r->options, "setname", r->setname);
1459 search_req->resultSetName = odr_strdup(c->odr_out, r->setname);
1460 return send_APDU (c, apdu);
1463 static void response_default_diag(ZOOM_connection c, Z_DefaultDiagFormat *r)
1470 case Z_DefaultDiagFormat_v2Addinfo:
1471 addinfo = r->u.v2Addinfo;
1473 case Z_DefaultDiagFormat_v3Addinfo:
1474 addinfo = r->u.v3Addinfo;
1479 set_dset_error(c, *r->condition,
1480 yaz_z3950oid_to_str(r->diagnosticSetId, &oclass),
1484 static void response_diag(ZOOM_connection c, Z_DiagRec *p)
1486 if (p->which != Z_DiagRec_defaultFormat)
1487 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
1489 response_default_diag(c, p->u.defaultFormat);
1492 ZOOM_API(ZOOM_record)
1493 ZOOM_record_clone (ZOOM_record srec)
1500 odr_enc = odr_createmem(ODR_ENCODE);
1501 if (!z_NamePlusRecord (odr_enc, &srec->npr, 0, 0))
1503 buf = odr_getbuf (odr_enc, &size, 0);
1505 nrec = (ZOOM_record) xmalloc (sizeof(*nrec));
1506 nrec->odr = odr_createmem(ODR_DECODE);
1507 nrec->wrbuf_marc = 0;
1508 nrec->wrbuf_iconv = 0;
1509 nrec->wrbuf_opac = 0;
1510 odr_setbuf (nrec->odr, buf, size, 0);
1511 z_NamePlusRecord (nrec->odr, &nrec->npr, 0, 0);
1513 odr_destroy (odr_enc);
1517 ZOOM_API(ZOOM_record)
1518 ZOOM_resultset_record_immediate (ZOOM_resultset s,size_t pos)
1520 return record_cache_lookup (s, pos);
1523 ZOOM_API(ZOOM_record)
1524 ZOOM_resultset_record (ZOOM_resultset r, size_t pos)
1526 ZOOM_record rec = ZOOM_resultset_record_immediate(r, pos);
1530 ZOOM_resultset_retrieve (r, 1, pos, 1);
1531 rec = ZOOM_resultset_record_immediate (r, pos);
1537 ZOOM_record_destroy (ZOOM_record rec)
1541 if (rec->wrbuf_marc)
1542 wrbuf_free (rec->wrbuf_marc, 1);
1543 if (rec->wrbuf_iconv)
1544 wrbuf_free (rec->wrbuf_iconv, 1);
1545 if (rec->wrbuf_opac)
1546 wrbuf_free (rec->wrbuf_opac, 1);
1547 odr_destroy (rec->odr);
1551 static const char *marc_iconv_return(ZOOM_record rec, int marc_type,
1553 const char *buf, int sz,
1554 const char *record_charset)
1559 yaz_marc_t mt = yaz_marc_create();
1562 strcpy(to, "UTF-8");
1563 if (record_charset && *record_charset)
1565 /* Use "from,to" or just "from" */
1566 const char *cp = strchr(record_charset, ',');
1567 int clen = strlen(record_charset);
1570 strncpy( to, cp+1, sizeof(to)-1);
1571 to[sizeof(to)-1] = '\0';
1572 clen = cp - record_charset;
1574 if (clen > sizeof(from)-1)
1575 clen = sizeof(from)-1;
1578 strncpy(from, record_charset, clen);
1584 cd = yaz_iconv_open(to, from);
1585 yaz_marc_iconv(mt, cd);
1588 yaz_marc_xml(mt, marc_type);
1589 if (!rec->wrbuf_marc)
1590 rec->wrbuf_marc = wrbuf_alloc();
1591 wrbuf_rewind (rec->wrbuf_marc);
1592 if (yaz_marc_decode_wrbuf (mt, buf, sz, rec->wrbuf_marc) > 0)
1594 yaz_marc_destroy(mt);
1596 yaz_iconv_close(cd);
1598 *len = wrbuf_len(rec->wrbuf_marc);
1599 return wrbuf_buf(rec->wrbuf_marc);
1601 yaz_marc_destroy(mt);
1603 yaz_iconv_close(cd);
1607 static const char *record_iconv_return(ZOOM_record rec, int *len,
1608 const char *buf, int sz,
1609 const char *record_charset)
1616 strcpy(to, "UTF-8");
1617 if (record_charset && *record_charset)
1619 /* Use "from,to" or just "from" */
1620 const char *cp = strchr(record_charset, ',');
1621 int clen = strlen(record_charset);
1624 strncpy( to, cp+1, sizeof(to)-1);
1625 to[sizeof(to)-1] = '\0';
1626 clen = cp - record_charset;
1628 if (clen > sizeof(from)-1)
1629 clen = sizeof(from)-1;
1632 strncpy(from, record_charset, clen);
1636 if (*from && *to && (cd = yaz_iconv_open(to, from)))
1639 size_t inbytesleft = sz;
1640 const char *inp = buf;
1642 if (!rec->wrbuf_iconv)
1643 rec->wrbuf_iconv = wrbuf_alloc();
1645 wrbuf_rewind(rec->wrbuf_iconv);
1649 size_t outbytesleft = sizeof(outbuf);
1650 char *outp = outbuf;
1651 size_t r = yaz_iconv (cd, (char**) &inp,
1653 &outp, &outbytesleft);
1654 if (r == (size_t) (-1))
1656 int e = yaz_iconv_error(cd);
1657 if (e != YAZ_ICONV_E2BIG)
1660 wrbuf_write(rec->wrbuf_iconv, outbuf, outp - outbuf);
1662 wrbuf_puts(rec->wrbuf_iconv, "");
1663 buf = wrbuf_buf(rec->wrbuf_iconv);
1664 sz = wrbuf_len(rec->wrbuf_iconv);
1665 yaz_iconv_close(cd);
1672 ZOOM_API(const char *)
1673 ZOOM_record_get (ZOOM_record rec, const char *type_spec, int *len)
1680 Z_NamePlusRecord *npr;
1683 *len = 0; /* default return */
1692 for (i = 0; cp[i] && i < sizeof(type)-1; i++)
1694 if (cp[i] == ';' || cp[i] == ' ')
1700 while (type_spec[i] == ';')
1703 while (type_spec[i] == ' ')
1705 if (!strncmp(type_spec+i, "charset=", 8))
1708 i = i + 8; /* skip charset= */
1709 for (j = 0; type_spec[i] && j < sizeof(charset)-1; i++, j++)
1711 if (type_spec[i] == ';' || type_spec[i] == ' ')
1717 else if (!strncmp(type_spec+i, "xpath=", 6))
1721 for (j = 0; type_spec[i] && j < sizeof(xpath)-1; i++, j++)
1725 while (type_spec[i] == ' ')
1728 if (!strcmp (type, "database"))
1731 *len = (npr->databaseName ? strlen(npr->databaseName) : 0);
1732 return npr->databaseName;
1734 else if (!strcmp (type, "syntax"))
1736 const char *desc = 0;
1737 if (npr->which == Z_NamePlusRecord_databaseRecord)
1739 Z_External *r = (Z_External *) npr->u.databaseRecord;
1740 oident *ent = oid_getentbyoid(r->direct_reference);
1747 *len = strlen(desc);
1750 if (npr->which != Z_NamePlusRecord_databaseRecord)
1753 /* from now on - we have a database record .. */
1754 if (!strcmp (type, "render"))
1756 Z_External *r = (Z_External *) npr->u.databaseRecord;
1757 oident *ent = oid_getentbyoid(r->direct_reference);
1759 /* render bibliographic record .. */
1760 if (r->which == Z_External_OPAC)
1762 r = r->u.opac->bibliographicRecord;
1765 ent = oid_getentbyoid(r->direct_reference);
1767 if (r->which == Z_External_sutrs)
1768 return record_iconv_return(rec, len,
1769 (char*) r->u.sutrs->buf,
1772 else if (r->which == Z_External_octet)
1774 const char *ret_buf;
1782 case VAL_APPLICATION_XML:
1785 ret_buf = marc_iconv_return(
1786 rec, YAZ_MARC_LINE, len,
1787 (const char *) r->u.octet_aligned->buf,
1788 r->u.octet_aligned->len,
1793 return record_iconv_return(rec, len,
1794 (const char *) r->u.octet_aligned->buf,
1795 r->u.octet_aligned->len,
1798 else if (r->which == Z_External_grs1)
1800 if (!rec->wrbuf_marc)
1801 rec->wrbuf_marc = wrbuf_alloc();
1802 wrbuf_rewind (rec->wrbuf_marc);
1803 yaz_display_grs1(rec->wrbuf_marc, r->u.grs1, 0);
1804 return record_iconv_return(rec, len,
1805 wrbuf_buf(rec->wrbuf_marc),
1806 wrbuf_len(rec->wrbuf_marc),
1811 else if (!strcmp (type, "xml") || !strcmp(type, "oai"))
1813 Z_External *r = (Z_External *) npr->u.databaseRecord;
1814 oident *ent = oid_getentbyoid(r->direct_reference);
1816 /* render bibliographic record .. */
1817 if (r->which == Z_External_OPAC)
1819 r = r->u.opac->bibliographicRecord;
1822 ent = oid_getentbyoid(r->direct_reference);
1825 if (r->which == Z_External_sutrs)
1826 return record_iconv_return(rec, len,
1827 (const char *) r->u.sutrs->buf,
1830 else if (r->which == Z_External_octet)
1832 const char *ret_buf;
1833 int marc_decode_type = YAZ_MARC_MARCXML;
1835 if (!strcmp(type, "oai"))
1836 marc_decode_type = YAZ_MARC_OAIMARC;
1844 case VAL_APPLICATION_XML:
1847 ret_buf = marc_iconv_return(
1848 rec, marc_decode_type, len,
1849 (const char *) r->u.octet_aligned->buf,
1850 r->u.octet_aligned->len,
1855 return record_iconv_return(rec, len,
1856 (const char *) r->u.octet_aligned->buf,
1857 r->u.octet_aligned->len,
1860 else if (r->which == Z_External_grs1)
1867 else if (!strcmp (type, "raw"))
1869 Z_External *r = (Z_External *) npr->u.databaseRecord;
1871 if (r->which == Z_External_sutrs)
1873 if (len) *len = r->u.sutrs->len;
1874 return (const char *) r->u.sutrs->buf;
1876 else if (r->which == Z_External_octet)
1878 if (len) *len = r->u.octet_aligned->len;
1879 return (const char *) r->u.octet_aligned->buf;
1881 else /* grs-1, explain, OPAC, ... */
1884 return (const char *) npr->u.databaseRecord;
1888 else if (!strcmp (type, "ext"))
1891 return (const char *) npr->u.databaseRecord;
1893 else if (!strcmp (type, "opac"))
1896 Z_External *r = (Z_External *) npr->u.databaseRecord;
1897 if (r->which == Z_External_OPAC)
1899 if (!rec->wrbuf_opac)
1900 rec->wrbuf_opac = wrbuf_alloc();
1901 wrbuf_rewind (rec->wrbuf_opac);
1902 yaz_display_OPAC(rec->wrbuf_opac, r->u.opac, 0);
1903 return record_iconv_return(rec, len,
1904 wrbuf_buf(rec->wrbuf_opac),
1905 wrbuf_len(rec->wrbuf_opac),
1912 static int strcmp_null(const char *v1, const char *v2)
1918 return strcmp(v1, v2);
1921 static void record_cache_add (ZOOM_resultset r, Z_NamePlusRecord *npr,
1924 ZOOM_record_cache rc;
1925 const char *elementSetName =
1926 ZOOM_resultset_option_get (r, "elementSetName");
1927 const char *syntax =
1928 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1930 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_RECV_RECORD);
1931 ZOOM_connection_put_event(r->connection, event);
1933 for (rc = r->record_cache; rc; rc = rc->next)
1937 if (strcmp_null(r->schema, rc->schema))
1939 if (strcmp_null(elementSetName,rc->elementSetName))
1941 if (strcmp_null(syntax, rc->syntax))
1943 /* not destroying rc->npr (it's handled by nmem )*/
1945 /* keeping wrbuf_marc too */
1949 rc = (ZOOM_record_cache) odr_malloc (r->odr, sizeof(*rc));
1952 rc->rec.wrbuf_marc = 0;
1953 rc->rec.wrbuf_iconv = 0;
1954 rc->rec.wrbuf_opac = 0;
1956 rc->elementSetName = odr_strdup (r->odr, elementSetName);
1958 rc->elementSetName = 0;
1961 rc->syntax = odr_strdup (r->odr, syntax);
1966 rc->schema = odr_strdup (r->odr, r->schema);
1971 rc->next = r->record_cache;
1972 r->record_cache = rc;
1975 static ZOOM_record record_cache_lookup (ZOOM_resultset r, int pos)
1977 ZOOM_record_cache rc;
1978 const char *elementSetName =
1979 ZOOM_resultset_option_get (r, "elementSetName");
1980 const char *syntax =
1981 ZOOM_resultset_option_get (r, "preferredRecordSyntax");
1983 for (rc = r->record_cache; rc; rc = rc->next)
1987 if (strcmp_null(r->schema, rc->schema))
1989 if (strcmp_null(elementSetName,rc->elementSetName))
1991 if (strcmp_null(syntax, rc->syntax))
1999 static void handle_records (ZOOM_connection c, Z_Records *sr,
2002 ZOOM_resultset resultset;
2006 switch (c->tasks->which)
2008 case ZOOM_TASK_SEARCH:
2009 resultset = c->tasks->u.search.resultset;
2011 case ZOOM_TASK_RETRIEVE:
2012 resultset = c->tasks->u.retrieve.resultset;
2017 if (sr && sr->which == Z_Records_NSD)
2018 response_default_diag(c, sr->u.nonSurrogateDiagnostic);
2019 else if (sr && sr->which == Z_Records_multipleNSD)
2021 if (sr->u.multipleNonSurDiagnostics->num_diagRecs >= 1)
2022 response_diag(c, sr->u.multipleNonSurDiagnostics->diagRecs[0]);
2024 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
2028 if (resultset->count + resultset->start > resultset->size)
2029 resultset->count = resultset->size - resultset->start;
2030 if (resultset->count < 0)
2031 resultset->count = 0;
2032 if (sr && sr->which == Z_Records_DBOSD)
2035 NMEM nmem = odr_extract_mem (c->odr_in);
2036 Z_NamePlusRecordList *p =
2037 sr->u.databaseOrSurDiagnostics;
2038 for (i = 0; i<p->num_records; i++)
2040 record_cache_add (resultset, p->records[i],
2041 i+ resultset->start);
2043 /* transfer our response to search_nmem .. we need it later */
2044 nmem_transfer (resultset->odr->mem, nmem);
2045 nmem_destroy (nmem);
2046 if (present_phase && p->num_records == 0)
2048 /* present response and we didn't get any records! */
2049 Z_NamePlusRecord *myrec =
2050 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2051 record_cache_add(resultset, myrec, resultset->start);
2054 else if (present_phase)
2056 /* present response and we didn't get any records! */
2057 Z_NamePlusRecord *myrec =
2058 zget_surrogateDiagRec(resultset->odr, 0, 14, 0);
2059 record_cache_add(resultset, myrec, resultset->start);
2064 static void handle_present_response (ZOOM_connection c, Z_PresentResponse *pr)
2066 handle_records (c, pr->records, 1);
2069 static void handle_queryExpressionTerm(ZOOM_options opt, const char *name,
2072 switch (term->which)
2074 case Z_Term_general:
2075 ZOOM_options_setl(opt, name,
2076 term->u.general->buf, term->u.general->len);
2078 case Z_Term_characterString:
2079 ZOOM_options_set(opt, name, term->u.characterString);
2081 case Z_Term_numeric:
2082 ZOOM_options_set_int(opt, name, *term->u.numeric);
2087 static void handle_queryExpression(ZOOM_options opt, const char *name,
2088 Z_QueryExpression *exp)
2094 case Z_QueryExpression_term:
2095 if (exp->u.term && exp->u.term->queryTerm)
2097 sprintf(opt_name, "%s.term", name);
2098 handle_queryExpressionTerm(opt, opt_name, exp->u.term->queryTerm);
2101 case Z_QueryExpression_query:
2106 static void handle_searchResult(ZOOM_connection c, ZOOM_resultset resultset,
2107 Z_OtherInformation *o)
2110 for (i = 0; o && i < o->num_elements; i++)
2112 if (o->list[i]->which == Z_OtherInfo_externallyDefinedInfo)
2114 Z_External *ext = o->list[i]->information.externallyDefinedInfo;
2116 if (ext->which == Z_External_searchResult1)
2119 Z_SearchInfoReport *sr = ext->u.searchResult1;
2122 ZOOM_options_set_int(
2123 resultset->options, "searchresult.size", sr->num);
2125 for (j = 0; j < sr->num; j++)
2127 Z_SearchInfoReport_s *ent =
2128 ext->u.searchResult1->elements[j];
2131 sprintf(pref, "searchresult.%d", j);
2133 if (ent->subqueryId)
2136 sprintf(opt_name, "%s.id", pref);
2137 ZOOM_options_set(resultset->options, opt_name,
2140 if (ent->subqueryExpression)
2143 sprintf(opt_name, "%s.subquery", pref);
2144 handle_queryExpression(resultset->options, opt_name,
2145 ent->subqueryExpression);
2147 if (ent->subqueryInterpretation)
2150 sprintf(opt_name, "%s.interpretation", pref);
2151 handle_queryExpression(resultset->options, opt_name,
2152 ent->subqueryInterpretation);
2154 if (ent->subqueryRecommendation)
2157 sprintf(opt_name, "%s.recommendation", pref);
2158 handle_queryExpression(resultset->options, opt_name,
2159 ent->subqueryRecommendation);
2161 if (ent->subqueryCount)
2164 sprintf(opt_name, "%s.count", pref);
2165 ZOOM_options_set_int(resultset->options, opt_name,
2166 *ent->subqueryCount);
2174 static void handle_search_response (ZOOM_connection c, Z_SearchResponse *sr)
2176 ZOOM_resultset resultset;
2179 if (!c->tasks || c->tasks->which != ZOOM_TASK_SEARCH)
2182 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
2183 ZOOM_connection_put_event(c, event);
2185 resultset = c->tasks->u.search.resultset;
2187 handle_searchResult(c, resultset, sr->additionalSearchInfo);
2189 resultset->size = *sr->resultCount;
2190 handle_records (c, sr->records, 0);
2193 static void sort_response (ZOOM_connection c, Z_SortResponse *res)
2195 if (res->diagnostics && res->num_diagnostics > 0)
2196 response_diag (c, res->diagnostics[0]);
2199 static int scan_response (ZOOM_connection c, Z_ScanResponse *res)
2201 NMEM nmem = odr_extract_mem (c->odr_in);
2204 if (!c->tasks || c->tasks->which != ZOOM_TASK_SCAN)
2206 scan = c->tasks->u.scan.scan;
2208 if (res->entries && res->entries->nonsurrogateDiagnostics)
2209 response_diag(c, res->entries->nonsurrogateDiagnostics[0]);
2210 scan->scan_response = res;
2211 nmem_transfer (scan->odr->mem, nmem);
2213 ZOOM_options_set_int (scan->options, "stepSize", *res->stepSize);
2214 if (res->positionOfTerm)
2215 ZOOM_options_set_int (scan->options, "position", *res->positionOfTerm);
2216 if (res->scanStatus)
2217 ZOOM_options_set_int (scan->options, "scanStatus", *res->scanStatus);
2218 if (res->numberOfEntriesReturned)
2219 ZOOM_options_set_int (scan->options, "number",
2220 *res->numberOfEntriesReturned);
2221 nmem_destroy (nmem);
2225 static zoom_ret send_sort (ZOOM_connection c,
2226 ZOOM_resultset resultset)
2229 resultset->r_sort_spec = 0;
2230 if (resultset->r_sort_spec)
2232 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_sortRequest);
2233 Z_SortRequest *req = apdu->u.sortRequest;
2235 req->num_inputResultSetNames = 1;
2236 req->inputResultSetNames = (Z_InternationalString **)
2237 odr_malloc (c->odr_out, sizeof(*req->inputResultSetNames));
2238 req->inputResultSetNames[0] =
2239 odr_strdup (c->odr_out, resultset->setname);
2240 req->sortedResultSetName = odr_strdup (c->odr_out, resultset->setname);
2241 req->sortSequence = resultset->r_sort_spec;
2242 resultset->r_sort_spec = 0;
2243 return send_APDU (c, apdu);
2245 return zoom_complete;
2248 static zoom_ret send_present(ZOOM_connection c)
2251 Z_PresentRequest *req = 0;
2253 const char *syntax = 0;
2254 const char *elementSetName = 0;
2255 ZOOM_resultset resultset;
2259 yaz_log(log_details, "%p send_present no tasks", c);
2260 return zoom_complete;
2262 switch (c->tasks->which)
2264 case ZOOM_TASK_SEARCH:
2265 resultset = c->tasks->u.search.resultset;
2267 case ZOOM_TASK_RETRIEVE:
2268 resultset = c->tasks->u.retrieve.resultset;
2269 resultset->start = c->tasks->u.retrieve.start;
2270 resultset->count = c->tasks->u.retrieve.count;
2272 if (resultset->start >= resultset->size)
2274 yaz_log(log_details, "%p send_present start=%d >= size=%d",
2275 c, resultset->start, resultset->size);
2276 return zoom_complete;
2278 if (resultset->start + resultset->count > resultset->size)
2279 resultset->count = resultset->size - resultset->start;
2282 return zoom_complete;
2284 yaz_log(log_details, "%p send_present start=%d count=%d",
2285 c, resultset->start, resultset->count);
2287 syntax = ZOOM_resultset_option_get (resultset, "preferredRecordSyntax");
2288 elementSetName = ZOOM_resultset_option_get (resultset, "elementSetName");
2290 if (c->error) /* don't continue on error */
2291 return zoom_complete;
2292 if (resultset->start < 0)
2293 return zoom_complete;
2294 for (i = 0; i<resultset->count; i++)
2297 record_cache_lookup (resultset, i + resultset->start);
2301 if (i == resultset->count)
2303 yaz_log(log_details, "%p send_present skip=%d no more to fetch", c, i);
2304 return zoom_complete;
2307 apdu = zget_APDU(c->odr_out, Z_APDU_presentRequest);
2308 req = apdu->u.presentRequest;
2310 resultset->start += i;
2311 resultset->count -= i;
2314 yaz_log(log_details, "%p send_present skip=%d", c, i);
2316 *req->resultSetStartPoint = resultset->start + 1;
2317 *req->numberOfRecordsRequested = resultset->step>0 ?
2318 resultset->step : resultset->count;
2319 assert (*req->numberOfRecordsRequested > 0);
2322 if (syntax && *syntax)
2323 req->preferredRecordSyntax =
2324 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, syntax);
2326 if (resultset->schema && *resultset->schema)
2328 Z_RecordComposition *compo = (Z_RecordComposition *)
2329 odr_malloc (c->odr_out, sizeof(*compo));
2331 req->recordComposition = compo;
2332 compo->which = Z_RecordComp_complex;
2333 compo->u.complex = (Z_CompSpec *)
2334 odr_malloc(c->odr_out, sizeof(*compo->u.complex));
2335 compo->u.complex->selectAlternativeSyntax = (bool_t *)
2336 odr_malloc(c->odr_out, sizeof(bool_t));
2337 *compo->u.complex->selectAlternativeSyntax = 0;
2339 compo->u.complex->generic = (Z_Specification *)
2340 odr_malloc(c->odr_out, sizeof(*compo->u.complex->generic));
2342 compo->u.complex->generic->which = Z_Schema_oid;
2343 compo->u.complex->generic->schema.oid = (Odr_oid *)
2344 yaz_str_to_z3950oid (c->odr_out, CLASS_SCHEMA, resultset->schema);
2346 if (!compo->u.complex->generic->schema.oid)
2348 /* OID wasn't a schema! Try record syntax instead. */
2350 compo->u.complex->generic->schema.oid = (Odr_oid *)
2351 yaz_str_to_z3950oid (c->odr_out, CLASS_RECSYN, resultset->schema);
2353 if (elementSetName && *elementSetName)
2355 compo->u.complex->generic->elementSpec = (Z_ElementSpec *)
2356 odr_malloc(c->odr_out, sizeof(Z_ElementSpec));
2357 compo->u.complex->generic->elementSpec->which =
2358 Z_ElementSpec_elementSetName;
2359 compo->u.complex->generic->elementSpec->u.elementSetName =
2360 odr_strdup (c->odr_out, elementSetName);
2363 compo->u.complex->generic->elementSpec = 0;
2364 compo->u.complex->num_dbSpecific = 0;
2365 compo->u.complex->dbSpecific = 0;
2366 compo->u.complex->num_recordSyntax = 0;
2367 compo->u.complex->recordSyntax = 0;
2369 else if (elementSetName && *elementSetName)
2371 Z_ElementSetNames *esn = (Z_ElementSetNames *)
2372 odr_malloc (c->odr_out, sizeof(*esn));
2373 Z_RecordComposition *compo = (Z_RecordComposition *)
2374 odr_malloc (c->odr_out, sizeof(*compo));
2376 esn->which = Z_ElementSetNames_generic;
2377 esn->u.generic = odr_strdup (c->odr_out, elementSetName);
2378 compo->which = Z_RecordComp_simple;
2379 compo->u.simple = esn;
2380 req->recordComposition = compo;
2382 req->resultSetId = odr_strdup(c->odr_out, resultset->setname);
2383 return send_APDU (c, apdu);
2386 ZOOM_API(ZOOM_scanset)
2387 ZOOM_connection_scan (ZOOM_connection c, const char *start)
2389 ZOOM_scanset scan = (ZOOM_scanset) xmalloc (sizeof(*scan));
2391 scan->connection = c;
2392 scan->odr = odr_createmem (ODR_DECODE);
2393 scan->options = ZOOM_options_create_with_parent (c->options);
2395 scan->scan_response = 0;
2397 if ((scan->termListAndStartPoint =
2398 p_query_scan(scan->odr, PROTO_Z3950, &scan->attributeSet,
2401 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_SCAN);
2402 task->u.scan.scan = scan;
2407 while (ZOOM_event (1, &c))
2415 ZOOM_scanset_destroy (ZOOM_scanset scan)
2420 if (scan->refcount == 0)
2422 odr_destroy (scan->odr);
2424 ZOOM_options_destroy (scan->options);
2429 static zoom_ret send_package (ZOOM_connection c)
2433 yaz_log(log_details, "%p send_package", c);
2435 return zoom_complete;
2436 assert (c->tasks->which == ZOOM_TASK_PACKAGE);
2438 event = ZOOM_Event_create (ZOOM_EVENT_SEND_APDU);
2439 ZOOM_connection_put_event (c, event);
2441 return do_write_ex (c, c->tasks->u.package->buf_out,
2442 c->tasks->u.package->len_out);
2445 static zoom_ret send_scan (ZOOM_connection c)
2448 Z_APDU *apdu = zget_APDU(c->odr_out, Z_APDU_scanRequest);
2449 Z_ScanRequest *req = apdu->u.scanRequest;
2451 yaz_log(log_details, "%p send_scan", c);
2453 return zoom_complete;
2454 assert (c->tasks->which == ZOOM_TASK_SCAN);
2455 scan = c->tasks->u.scan.scan;
2457 req->termListAndStartPoint = scan->termListAndStartPoint;
2458 req->attributeSet = scan->attributeSet;
2460 *req->numberOfTermsRequested =
2461 ZOOM_options_get_int(scan->options, "number", 10);
2463 req->preferredPositionInResponse =
2464 odr_intdup (c->odr_out,
2465 ZOOM_options_get_int(scan->options, "position", 1));
2468 odr_intdup (c->odr_out,
2469 ZOOM_options_get_int(scan->options, "stepSize", 0));
2471 req->databaseNames = set_DatabaseNames (c, scan->options,
2472 &req->num_databaseNames);
2474 return send_APDU (c, apdu);
2478 ZOOM_scanset_size (ZOOM_scanset scan)
2480 if (!scan || !scan->scan_response || !scan->scan_response->entries)
2482 return scan->scan_response->entries->num_entries;
2485 ZOOM_API(const char *)
2486 ZOOM_scanset_term (ZOOM_scanset scan, size_t pos,
2489 const char *term = 0;
2490 size_t noent = ZOOM_scanset_size (scan);
2491 Z_ScanResponse *res = scan->scan_response;
2497 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2499 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2501 if (t->term->which == Z_Term_general)
2503 term = (const char *) t->term->u.general->buf;
2504 *len = t->term->u.general->len;
2506 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2511 ZOOM_API(const char *)
2512 ZOOM_scanset_display_term (ZOOM_scanset scan, size_t pos,
2515 const char *term = 0;
2516 size_t noent = ZOOM_scanset_size (scan);
2517 Z_ScanResponse *res = scan->scan_response;
2523 if (res->entries->entries[pos]->which == Z_Entry_termInfo)
2525 Z_TermInfo *t = res->entries->entries[pos]->u.termInfo;
2529 term = t->displayTerm;
2530 *len = strlen(term);
2532 else if (t->term->which == Z_Term_general)
2534 term = (const char *) t->term->u.general->buf;
2535 *len = t->term->u.general->len;
2537 *occ = t->globalOccurrences ? *t->globalOccurrences : 0;
2542 ZOOM_API(const char *)
2543 ZOOM_scanset_option_get (ZOOM_scanset scan, const char *key)
2545 return ZOOM_options_get (scan->options, key);
2549 ZOOM_scanset_option_set (ZOOM_scanset scan, const char *key,
2552 ZOOM_options_set (scan->options, key, val);
2555 static Z_APDU *create_es_package (ZOOM_package p, int type)
2558 Z_APDU *apdu = zget_APDU(p->odr_out, Z_APDU_extendedServicesRequest);
2559 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2561 *req->function = Z_ExtendedServicesRequest_create;
2563 str = ZOOM_options_get(p->options, "package-name");
2565 req->packageName = nmem_strdup (p->odr_out->mem, str);
2567 str = ZOOM_options_get(p->options, "user-id");
2569 req->userId = nmem_strdup (p->odr_out->mem, str);
2571 req->packageType = yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2574 str = ZOOM_options_get(p->options, "function");
2577 if (!strcmp (str, "create"))
2579 if (!strcmp (str, "delete"))
2581 if (!strcmp (str, "modify"))
2587 static const char *ill_array_lookup (void *clientData, const char *idx)
2589 ZOOM_package p = (ZOOM_package) clientData;
2590 return ZOOM_options_get (p->options, idx+4);
2593 static Z_External *encode_ill_request (ZOOM_package p)
2595 ODR out = p->odr_out;
2598 struct ill_get_ctl ctl;
2600 ctl.odr = p->odr_out;
2602 ctl.f = ill_array_lookup;
2604 req = ill_get_ILLRequest(&ctl, "ill", 0);
2606 if (!ill_Request (out, &req, 0, 0))
2608 int ill_request_size;
2609 char *ill_request_buf = odr_getbuf (out, &ill_request_size, 0);
2610 if (ill_request_buf)
2611 odr_setbuf (out, ill_request_buf, ill_request_size, 1);
2617 int illRequest_size = 0;
2618 char *illRequest_buf = odr_getbuf (out, &illRequest_size, 0);
2620 oid.proto = PROTO_GENERAL;
2621 oid.oclass = CLASS_GENERAL;
2622 oid.value = VAL_ISO_ILL_1;
2624 r = (Z_External *) odr_malloc (out, sizeof(*r));
2625 r->direct_reference = odr_oiddup(out,oid_getoidbyent(&oid));
2626 r->indirect_reference = 0;
2628 r->which = Z_External_single;
2630 r->u.single_ASN1_type = (Odr_oct *)
2631 odr_malloc (out, sizeof(*r->u.single_ASN1_type));
2632 r->u.single_ASN1_type->buf = (unsigned char*)
2633 odr_malloc (out, illRequest_size);
2634 r->u.single_ASN1_type->len = illRequest_size;
2635 r->u.single_ASN1_type->size = illRequest_size;
2636 memcpy (r->u.single_ASN1_type->buf, illRequest_buf, illRequest_size);
2641 static Z_ItemOrder *encode_item_order(ZOOM_package p)
2643 Z_ItemOrder *req = (Z_ItemOrder *) odr_malloc (p->odr_out, sizeof(*req));
2646 req->which = Z_IOItemOrder_esRequest;
2647 req->u.esRequest = (Z_IORequest *)
2648 odr_malloc(p->odr_out,sizeof(Z_IORequest));
2650 /* to keep part ... */
2651 req->u.esRequest->toKeep = (Z_IOOriginPartToKeep *)
2652 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartToKeep));
2653 req->u.esRequest->toKeep->supplDescription = 0;
2654 req->u.esRequest->toKeep->contact = (Z_IOContact *)
2655 odr_malloc (p->odr_out, sizeof(*req->u.esRequest->toKeep->contact));
2657 str = ZOOM_options_get(p->options, "contact-name");
2658 req->u.esRequest->toKeep->contact->name = str ?
2659 nmem_strdup (p->odr_out->mem, str) : 0;
2661 str = ZOOM_options_get(p->options, "contact-phone");
2662 req->u.esRequest->toKeep->contact->phone = str ?
2663 nmem_strdup (p->odr_out->mem, str) : 0;
2665 str = ZOOM_options_get(p->options, "contact-email");
2666 req->u.esRequest->toKeep->contact->email = str ?
2667 nmem_strdup (p->odr_out->mem, str) : 0;
2669 req->u.esRequest->toKeep->addlBilling = 0;
2671 /* not to keep part ... */
2672 req->u.esRequest->notToKeep = (Z_IOOriginPartNotToKeep *)
2673 odr_malloc(p->odr_out,sizeof(Z_IOOriginPartNotToKeep));
2675 str = ZOOM_options_get(p->options, "itemorder-setname");
2680 req->u.esRequest->notToKeep->resultSetItem = 0;
2683 req->u.esRequest->notToKeep->resultSetItem = (Z_IOResultSetItem *)
2684 odr_malloc(p->odr_out, sizeof(Z_IOResultSetItem));
2686 req->u.esRequest->notToKeep->resultSetItem->resultSetId =
2687 nmem_strdup (p->odr_out->mem, str);
2688 req->u.esRequest->notToKeep->resultSetItem->item =
2689 (int *) odr_malloc(p->odr_out, sizeof(int));
2691 str = ZOOM_options_get(p->options, "itemorder-item");
2692 *req->u.esRequest->notToKeep->resultSetItem->item =
2693 (str ? atoi(str) : 1);
2695 req->u.esRequest->notToKeep->itemRequest = encode_ill_request(p);
2700 Z_APDU *create_admin_package(ZOOM_package p, int type,
2701 Z_ESAdminOriginPartToKeep **toKeepP,
2702 Z_ESAdminOriginPartNotToKeep **notToKeepP)
2704 Z_APDU *apdu = create_es_package (p, VAL_ADMINSERVICE);
2707 Z_ESAdminOriginPartToKeep *toKeep;
2708 Z_ESAdminOriginPartNotToKeep *notToKeep;
2709 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2710 const char *first_db = "Default";
2712 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2716 r->direct_reference =
2717 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2720 r->indirect_reference = 0;
2721 r->which = Z_External_ESAdmin;
2723 r->u.adminService = (Z_Admin *)
2724 odr_malloc(p->odr_out, sizeof(*r->u.adminService));
2725 r->u.adminService->which = Z_Admin_esRequest;
2726 r->u.adminService->u.esRequest = (Z_AdminEsRequest *)
2727 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest));
2729 toKeep = r->u.adminService->u.esRequest->toKeep =
2730 (Z_ESAdminOriginPartToKeep *)
2731 odr_malloc(p->odr_out, sizeof(*r->u.adminService->u.esRequest->toKeep));
2732 toKeep->which = type;
2733 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2734 toKeep->u.create = odr_nullval();
2735 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2737 r->u.adminService->u.esRequest->notToKeep = notToKeep =
2738 (Z_ESAdminOriginPartNotToKeep *)
2739 odr_malloc(p->odr_out,
2740 sizeof(*r->u.adminService->u.esRequest->notToKeep));
2741 notToKeep->which = Z_ESAdminOriginPartNotToKeep_recordsWillFollow;
2742 notToKeep->u.recordsWillFollow = odr_nullval();
2746 *notToKeepP = notToKeep;
2751 static Z_APDU *create_xmlupdate_package(ZOOM_package p)
2753 Z_APDU *apdu = create_es_package(p, VAL_XMLES);
2754 Z_ExtendedServicesRequest *req = apdu->u.extendedServicesRequest;
2755 Z_External *ext = (Z_External *) odr_malloc(p->odr_out, sizeof(*ext));
2756 const char *doc = ZOOM_options_get(p->options, "doc");
2758 req->taskSpecificParameters = ext;
2759 ext->direct_reference = req->packageType;
2760 ext->descriptor = 0;
2761 ext->indirect_reference = 0;
2763 ext->which = Z_External_octet;
2764 ext->u.single_ASN1_type = (Odr_oct *)
2765 odr_malloc (p->odr_out, sizeof(Odr_oct));
2769 ext->u.single_ASN1_type->buf = (unsigned char*)
2770 odr_strdup(p->odr_out, doc);
2771 ext->u.single_ASN1_type->size = ext->u.single_ASN1_type->len = strlen(doc);
2775 static Z_APDU *create_update_package(ZOOM_package p)
2778 const char *first_db = "Default";
2780 char **db = set_DatabaseNames(p->connection, p->options, &num_db);
2781 const char *action = ZOOM_options_get(p->options, "action");
2782 const char *recordIdOpaque = ZOOM_options_get(p->options, "recordIdOpaque");
2783 const char *recordIdNumber = ZOOM_options_get(p->options, "recordIdNumber");
2784 const char *record_buf = ZOOM_options_get(p->options, "record");
2785 const char *syntax_str = ZOOM_options_get(p->options, "syntax");
2786 int syntax_oid = VAL_NONE;
2790 syntax_oid = oid_getvalbyname(syntax_str);
2793 record_buf = "void";
2794 syntax_oid = VAL_SUTRS;
2796 if (syntax_oid == VAL_NONE)
2797 syntax_oid = VAL_TEXT_XML;
2803 action = "specialUpdate";
2805 if (!strcmp(action, "recordInsert"))
2806 action_no = Z_IUOriginPartToKeep_recordInsert;
2807 else if (!strcmp(action, "recordReplace"))
2808 action_no = Z_IUOriginPartToKeep_recordReplace;
2809 else if (!strcmp(action, "recordDelete"))
2810 action_no = Z_IUOriginPartToKeep_recordDelete;
2811 else if (!strcmp(action, "elementUpdate"))
2812 action_no = Z_IUOriginPartToKeep_elementUpdate;
2813 else if (!strcmp(action, "specialUpdate"))
2814 action_no = Z_IUOriginPartToKeep_specialUpdate;
2818 apdu = create_es_package (p, VAL_DBUPDATE);
2821 Z_IUOriginPartToKeep *toKeep;
2822 Z_IUSuppliedRecords *notToKeep;
2823 Z_External *r = (Z_External *)
2824 odr_malloc (p->odr_out, sizeof(*r));
2826 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2828 r->direct_reference =
2829 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2832 r->which = Z_External_update;
2833 r->indirect_reference = 0;
2834 r->u.update = (Z_IUUpdate *)
2835 odr_malloc(p->odr_out, sizeof(*r->u.update));
2837 r->u.update->which = Z_IUUpdate_esRequest;
2838 r->u.update->u.esRequest = (Z_IUUpdateEsRequest *)
2839 odr_malloc(p->odr_out, sizeof(*r->u.update->u.esRequest));
2840 toKeep = r->u.update->u.esRequest->toKeep =
2841 (Z_IUOriginPartToKeep *)
2842 odr_malloc(p->odr_out, sizeof(*toKeep));
2844 toKeep->databaseName = odr_strdup(p->odr_out, first_db);
2846 toKeep->elementSetName = 0;
2847 toKeep->actionQualifier = 0;
2848 toKeep->action = odr_intdup(p->odr_out, action_no);
2850 notToKeep = r->u.update->u.esRequest->notToKeep =
2851 (Z_IUSuppliedRecords *)
2852 odr_malloc(p->odr_out, sizeof(*notToKeep));
2854 notToKeep->elements = (Z_IUSuppliedRecords_elem **)
2855 odr_malloc(p->odr_out, sizeof(*notToKeep->elements));
2856 notToKeep->elements[0] = (Z_IUSuppliedRecords_elem *)
2857 odr_malloc(p->odr_out, sizeof(**notToKeep->elements));
2858 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_opaque;
2861 notToKeep->elements[0]->u.opaque = (Odr_oct *)
2862 odr_malloc (p->odr_out, sizeof(Odr_oct));
2863 notToKeep->elements[0]->u.opaque->size =
2864 notToKeep->elements[0]->u.opaque->len = strlen(recordIdOpaque);
2865 notToKeep->elements[0]->u.opaque->buf = (unsigned char*)
2866 odr_strdup(p->odr_out, recordIdOpaque);
2868 else if (recordIdNumber)
2870 notToKeep->elements[0]->which = Z_IUSuppliedRecords_elem_number;
2872 notToKeep->elements[0]->u.number =
2873 odr_intdup(p->odr_out, atoi(recordIdNumber));
2876 notToKeep->elements[0]->u.opaque = 0;
2877 notToKeep->elements[0]->supplementalId = 0;
2878 notToKeep->elements[0]->correlationInfo = 0;
2879 notToKeep->elements[0]->record =
2880 z_ext_record(p->odr_out, syntax_oid,
2881 record_buf, strlen(record_buf));
2885 ODR print = odr_createmem(ODR_PRINT);
2887 z_APDU(print, &apdu, 0, 0);
2894 ZOOM_package_send (ZOOM_package p, const char *type)
2901 odr_reset (p->odr_out);
2904 if (!strcmp(type, "itemorder"))
2906 apdu = create_es_package (p, VAL_ITEMORDER);
2909 Z_External *r = (Z_External *) odr_malloc (p->odr_out, sizeof(*r));
2911 r->direct_reference =
2912 yaz_oidval_to_z3950oid(p->odr_out, CLASS_EXTSERV,
2915 r->which = Z_External_itemOrder;
2916 r->indirect_reference = 0;
2917 r->u.itemOrder = encode_item_order (p);
2919 apdu->u.extendedServicesRequest->taskSpecificParameters = r;
2922 else if (!strcmp(type, "create")) /* create database */
2924 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_create,
2927 else if (!strcmp(type, "drop")) /* drop database */
2929 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_drop,
2932 else if (!strcmp(type, "commit")) /* commit changes */
2934 apdu = create_admin_package(p, Z_ESAdminOriginPartToKeep_commit,
2937 else if (!strcmp(type, "update")) /* update record(s) */
2939 apdu = create_update_package(p);
2941 else if (!strcmp(type, "xmlupdate"))
2943 apdu = create_xmlupdate_package(p);
2947 if (encode_APDU(p->connection, apdu, p->odr_out) == 0)
2951 ZOOM_task task = ZOOM_connection_add_task (c, ZOOM_TASK_PACKAGE);
2952 task->u.package = p;
2953 buf = odr_getbuf(p->odr_out, &p->len_out, 0);
2954 p->buf_out = (char *) xmalloc (p->len_out);
2955 memcpy (p->buf_out, buf, p->len_out);
2960 while (ZOOM_event (1, &c))
2967 ZOOM_API(ZOOM_package)
2968 ZOOM_connection_package (ZOOM_connection c, ZOOM_options options)
2970 ZOOM_package p = (ZOOM_package) xmalloc (sizeof(*p));
2973 p->odr_out = odr_createmem (ODR_ENCODE);
2974 p->options = ZOOM_options_create_with_parent2 (options, c->options);
2982 ZOOM_package_destroy(ZOOM_package p)
2987 if (p->refcount == 0)
2989 odr_destroy (p->odr_out);
2992 ZOOM_options_destroy (p->options);
2997 ZOOM_API(const char *)
2998 ZOOM_package_option_get (ZOOM_package p, const char *key)
3000 return ZOOM_options_get (p->options, key);
3005 ZOOM_package_option_set (ZOOM_package p, const char *key,
3008 ZOOM_options_set (p->options, key, val);
3011 static int ZOOM_connection_exec_task (ZOOM_connection c)
3013 ZOOM_task task = c->tasks;
3014 zoom_ret ret = zoom_complete;
3018 yaz_log(log_details, "%p ZOOM_connection_exec_task type=%d run=%d",
3019 c, task->which, task->running);
3020 if (c->error != ZOOM_ERROR_NONE)
3022 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3023 "removing tasks because of error = %d", c, c->error);
3024 ZOOM_connection_remove_tasks (c);
3029 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3030 "task already running", c);
3034 ret = zoom_complete;
3035 if (c->cs || task->which == ZOOM_TASK_CONNECT)
3037 switch (task->which)
3039 case ZOOM_TASK_SEARCH:
3040 if (c->proto == PROTO_HTTP)
3041 ret = ZOOM_connection_srw_send_search(c);
3043 ret = ZOOM_connection_send_search(c);
3045 case ZOOM_TASK_RETRIEVE:
3046 if (c->proto == PROTO_HTTP)
3047 ret = ZOOM_connection_srw_send_search(c);
3049 ret = send_present (c);
3051 case ZOOM_TASK_CONNECT:
3052 ret = do_connect(c);
3054 case ZOOM_TASK_SCAN:
3057 case ZOOM_TASK_PACKAGE:
3058 ret = send_package(c);
3060 case ZOOM_TASK_SORT:
3061 c->tasks->u.sort.resultset->r_sort_spec =
3062 c->tasks->u.sort.q->sort_spec;
3063 ret = send_sort(c, c->tasks->u.sort.resultset);
3069 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3070 "remove tasks because no connection exist", c);
3071 ZOOM_connection_remove_tasks (c);
3073 if (ret == zoom_complete)
3075 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3076 "task removed (complete)", c);
3077 ZOOM_connection_remove_task (c);
3080 yaz_log(log_details, "%p ZOOM_connection_exec_task "
3085 static zoom_ret send_sort_present (ZOOM_connection c)
3087 zoom_ret r = zoom_complete;
3089 if (c->tasks && c->tasks->which == ZOOM_TASK_SEARCH)
3090 r = send_sort (c, c->tasks->u.search.resultset);
3091 if (r == zoom_complete)
3092 r = send_present (c);
3096 static int es_response (ZOOM_connection c,
3097 Z_ExtendedServicesResponse *res)
3099 if (!c->tasks || c->tasks->which != ZOOM_TASK_PACKAGE)
3101 if (res->diagnostics && res->num_diagnostics > 0)
3102 response_diag(c, res->diagnostics[0]);
3103 if (res->taskPackage &&
3104 res->taskPackage->which == Z_External_extendedService)
3106 Z_TaskPackage *taskPackage = res->taskPackage->u.extendedService;
3107 Odr_oct *id = taskPackage->targetReference;
3110 ZOOM_options_setl (c->tasks->u.package->options,
3111 "targetReference", (char*) id->buf, id->len);
3113 if (res->taskPackage &&
3114 res->taskPackage->which == Z_External_octet)
3116 Odr_oct *doc = res->taskPackage->u.octet_aligned;
3117 ZOOM_options_setl (c->tasks->u.package->options,
3118 "xmlUpdateDoc", (char*) doc->buf, doc->len);
3123 static void interpret_init_diag(ZOOM_connection c,
3124 Z_DiagnosticFormat *diag)
3128 Z_DiagnosticFormat_s *ds = diag->elements[0];
3129 if (ds->which == Z_DiagnosticFormat_s_defaultDiagRec)
3130 response_default_diag(c, ds->u.defaultDiagRec);
3135 static void interpret_otherinformation_field(ZOOM_connection c,
3136 Z_OtherInformation *ui)
3139 for (i = 0; i < ui->num_elements; i++)
3141 Z_OtherInformationUnit *unit = ui->list[i];
3142 if (unit->which == Z_OtherInfo_externallyDefinedInfo &&
3143 unit->information.externallyDefinedInfo &&
3144 unit->information.externallyDefinedInfo->which ==
3147 interpret_init_diag(c, unit->information.externallyDefinedInfo->u.diag1);
3152 static void recv_apdu (ZOOM_connection c, Z_APDU *apdu)
3154 Z_InitResponse *initrs;
3157 yaz_log(log_details, "%p recv_apdu apdu->which=%d", c, apdu->which);
3160 case Z_APDU_initResponse:
3161 yaz_log(log_api, "%p recv_apd: Received Init response", c);
3162 initrs = apdu->u.initResponse;
3163 ZOOM_connection_option_set(c, "serverImplementationId",
3164 initrs->implementationId ?
3165 initrs->implementationId : "");
3166 ZOOM_connection_option_set(c, "serverImplementationName",
3167 initrs->implementationName ?
3168 initrs->implementationName : "");
3169 ZOOM_connection_option_set(c, "serverImplementationVersion",
3170 initrs->implementationVersion ?
3171 initrs->implementationVersion : "");
3172 /* Set the three old options too, for old applications */
3173 ZOOM_connection_option_set(c, "targetImplementationId",
3174 initrs->implementationId ?
3175 initrs->implementationId : "");
3176 ZOOM_connection_option_set(c, "targetImplementationName",
3177 initrs->implementationName ?
3178 initrs->implementationName : "");
3179 ZOOM_connection_option_set(c, "targetImplementationVersion",
3180 initrs->implementationVersion ?
3181 initrs->implementationVersion : "");
3182 if (!*initrs->result)
3184 Z_External *uif = initrs->userInformationField;
3186 set_ZOOM_error(c, ZOOM_ERROR_INIT, 0); /* default error */
3188 if (uif && uif->which == Z_External_userInfo1)
3189 interpret_otherinformation_field(c, uif->u.userInfo1);
3194 yaz_oi_get_string_oidval (&apdu->u.initResponse->otherInfo,
3196 xfree (c->cookie_in);
3199 c->cookie_in = xstrdup(cookie);
3200 if (ODR_MASK_GET(initrs->options, Z_Options_namedResultSets) &&
3201 ODR_MASK_GET(initrs->protocolVersion, Z_ProtocolVersion_3))
3202 c->support_named_resultsets = 1;
3205 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3206 ZOOM_connection_remove_task (c);
3208 ZOOM_connection_exec_task (c);
3210 if (ODR_MASK_GET(initrs->options, Z_Options_negotiationModel))
3212 NMEM tmpmem = nmem_create();
3213 Z_CharSetandLanguageNegotiation *p =
3214 yaz_get_charneg_record(initrs->otherInfo);
3218 char *charset = NULL, *lang = NULL;
3221 yaz_get_response_charneg(tmpmem, p, &charset, &lang, &sel);
3222 yaz_log(log_details, "%p recv_apdu target accepted: "
3223 "charset %s, language %s, select %d",
3225 charset ? charset : "none", lang ? lang : "none", sel);
3227 ZOOM_connection_option_set (c, "negotiation-charset",
3230 ZOOM_connection_option_set (c, "negotiation-lang",
3233 ZOOM_connection_option_set (
3234 c, "negotiation-charset-in-effect-for-records",
3235 (sel != 0) ? "1" : "0");
3236 nmem_destroy(tmpmem);
3240 case Z_APDU_searchResponse:
3241 yaz_log(log_api, "%p recv_apdu Search response", c);
3242 handle_search_response (c, apdu->u.searchResponse);
3243 if (send_sort_present (c) == zoom_complete)
3244 ZOOM_connection_remove_task (c);
3246 case Z_APDU_presentResponse:
3247 yaz_log(log_api, "%p recv_apdu Present response", c);
3248 handle_present_response (c, apdu->u.presentResponse);
3249 if (send_present (c) == zoom_complete)
3250 ZOOM_connection_remove_task (c);
3252 case Z_APDU_sortResponse:
3253 yaz_log(log_api, "%p recv_apdu Sort response", c);
3254 sort_response (c, apdu->u.sortResponse);
3255 if (send_present (c) == zoom_complete)
3256 ZOOM_connection_remove_task (c);
3258 case Z_APDU_scanResponse:
3259 yaz_log(log_api, "%p recv_apdu Scan response", c);
3260 scan_response (c, apdu->u.scanResponse);
3261 ZOOM_connection_remove_task (c);
3263 case Z_APDU_extendedServicesResponse:
3264 yaz_log(log_api, "%p recv_apdu Extended Services response", c);
3265 es_response (c, apdu->u.extendedServicesResponse);
3266 ZOOM_connection_remove_task (c);
3269 yaz_log(log_api, "%p recv_apdu Close PDU", c);
3270 if (c->reconnect_ok)
3273 c->tasks->running = 0;
3274 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3278 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3283 yaz_log(log_api, "%p Received unknown PDU", c);
3284 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3290 static void handle_srw_response(ZOOM_connection c,
3291 Z_SRW_searchRetrieveResponse *res)
3293 ZOOM_resultset resultset = 0;
3301 if (c->tasks->which == ZOOM_TASK_SEARCH)
3302 resultset = c->tasks->u.search.resultset;
3303 else if (c->tasks->which == ZOOM_TASK_RETRIEVE)
3304 resultset = c->tasks->u.retrieve.resultset;
3308 event = ZOOM_Event_create(ZOOM_EVENT_RECV_SEARCH);
3309 ZOOM_connection_put_event(c, event);
3311 resultset->size = 0;
3313 yaz_log(log_details, "%p handle_srw_response got SRW response OK", c);
3315 if (res->numberOfRecords)
3316 resultset->size = *res->numberOfRecords;
3318 for (i = 0; i<res->num_records; i++)
3322 Z_NamePlusRecord *npr = (Z_NamePlusRecord *)
3323 odr_malloc(c->odr_in, sizeof(Z_NamePlusRecord));
3325 if (res->records[i].recordPosition &&
3326 *res->records[i].recordPosition > 0)
3327 pos = *res->records[i].recordPosition - 1;
3329 pos = resultset->start + i;
3331 npr->databaseName = 0;
3332 npr->which = Z_NamePlusRecord_databaseRecord;
3333 npr->u.databaseRecord = (Z_External *)
3334 odr_malloc(c->odr_in, sizeof(Z_External));
3335 npr->u.databaseRecord->descriptor = 0;
3336 npr->u.databaseRecord->direct_reference =
3337 yaz_oidval_to_z3950oid(c->odr_in, CLASS_RECSYN, VAL_TEXT_XML);
3338 npr->u.databaseRecord->which = Z_External_octet;
3339 npr->u.databaseRecord->u.octet_aligned = (Odr_oct *)
3340 odr_malloc(c->odr_in, sizeof(Odr_oct));
3341 npr->u.databaseRecord->u.octet_aligned->buf = (unsigned char*)
3342 res->records[i].recordData_buf;
3343 npr->u.databaseRecord->u.octet_aligned->len =
3344 npr->u.databaseRecord->u.octet_aligned->size =
3345 res->records[i].recordData_len;
3346 record_cache_add (resultset, npr, pos);
3348 if (res->num_diagnostics > 0)
3350 const char *uri = res->diagnostics[0].uri;
3355 if ((cp = strrchr(uri, '/')))
3357 set_dset_error(c, code, uri,
3358 res->diagnostics[0].details, 0);
3361 nmem = odr_extract_mem(c->odr_in);
3362 nmem_transfer(resultset->odr->mem, nmem);
3368 static void handle_http(ZOOM_connection c, Z_HTTP_Response *hres)
3371 const char *content_type = z_HTTP_header_lookup(hres->headers,
3373 const char *connection_head = z_HTTP_header_lookup(hres->headers,
3376 yaz_log(log_details, "%p handle_http", c);
3378 if (content_type && !yaz_strcmp_del("text/xml", content_type, "; "))
3380 Z_SOAP *soap_package = 0;
3382 Z_SOAP_Handler soap_handlers[2] = {
3383 {"http://www.loc.gov/zing/srw/", 0,
3384 (Z_SOAP_fun) yaz_srw_codec},
3387 ret = z_soap_codec(o, &soap_package,
3388 &hres->content_buf, &hres->content_len,
3390 if (!ret && soap_package->which == Z_SOAP_generic &&
3391 soap_package->u.generic->no == 0)
3393 Z_SRW_PDU *sr = (Z_SRW_PDU*) soap_package->u.generic->p;
3394 if (sr->which == Z_SRW_searchRetrieve_response)
3395 handle_srw_response(c, sr->u.response);
3399 else if (!ret && (soap_package->which == Z_SOAP_fault
3400 || soap_package->which == Z_SOAP_error))
3402 set_HTTP_error(c, hres->code,
3403 soap_package->u.fault->fault_code,
3404 soap_package->u.fault->fault_string);
3411 if (hres->code != 200)
3412 set_HTTP_error(c, hres->code, 0, 0);
3414 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3417 ZOOM_connection_remove_task(c);
3418 if (!strcmp(hres->version, "1.0"))
3420 /* HTTP 1.0: only if Keep-Alive we stay alive.. */
3421 if (!connection_head || strcmp(connection_head, "Keep-Alive"))
3426 /* HTTP 1.1: only if no close we stay alive .. */
3427 if (connection_head && !strcmp(connection_head, "close"))
3433 static int do_read (ZOOM_connection c)
3438 event = ZOOM_Event_create (ZOOM_EVENT_RECV_DATA);
3439 ZOOM_connection_put_event (c, event);
3441 r = cs_get (c->cs, &c->buf_in, &c->len_in);
3442 more = cs_more(c->cs);
3443 yaz_log(log_details, "%p do_read len=%d more=%d", c, r, more);
3448 if (c->reconnect_ok)
3451 c->reconnect_ok = 0;
3452 yaz_log(log_details, "%p do_read reconnect read", c);
3453 c->tasks->running = 0;
3454 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3458 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3467 odr_reset (c->odr_in);
3468 odr_setbuf (c->odr_in, c->buf_in, r, 0);
3469 event = ZOOM_Event_create (ZOOM_EVENT_RECV_APDU);
3470 ZOOM_connection_put_event (c, event);
3472 if (!z_GDU (c->odr_in, &gdu, 0, 0))
3475 int err = odr_geterrorx(c->odr_in, &x);
3477 const char *element = odr_getelement(c->odr_in);
3478 sprintf (msg, "ODR code %d:%d element=%-20s",
3479 err, x, element ? element : "<unknown>");
3480 set_ZOOM_error(c, ZOOM_ERROR_DECODE, msg);
3483 else if (gdu->which == Z_GDU_Z3950)
3484 recv_apdu (c, gdu->u.z3950);
3485 else if (gdu->which == Z_GDU_HTTP_Response)
3488 handle_http (c, gdu->u.HTTP_Response);
3490 set_ZOOM_error(c, ZOOM_ERROR_DECODE, 0);
3494 c->reconnect_ok = 0;
3499 static zoom_ret do_write_ex (ZOOM_connection c, char *buf_out, int len_out)
3504 event = ZOOM_Event_create(ZOOM_EVENT_SEND_DATA);
3505 ZOOM_connection_put_event (c, event);
3507 yaz_log(log_details, "%p do_write_ex len=%d", c, len_out);
3508 if ((r = cs_put(c->cs, buf_out, len_out)) < 0)
3510 yaz_log(log_details, "%p do_write_ex write failed", c);
3511 if (c->reconnect_ok)
3514 c->reconnect_ok = 0;
3515 yaz_log(log_details, "%p do_write_ex reconnect write", c);
3516 c->tasks->running = 0;
3517 ZOOM_connection_insert_task (c, ZOOM_TASK_CONNECT);
3518 return zoom_pending;
3520 if (c->state == STATE_CONNECTING)
3521 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3523 set_ZOOM_error(c, ZOOM_ERROR_CONNECTION_LOST, 0);
3525 return zoom_complete;
3529 c->mask = ZOOM_SELECT_EXCEPT;
3530 if (c->cs->io_pending & CS_WANT_WRITE)
3531 c->mask += ZOOM_SELECT_WRITE;
3532 if (c->cs->io_pending & CS_WANT_READ)
3533 c->mask += ZOOM_SELECT_READ;
3534 yaz_log(log_details, "%p do_write_ex write incomplete mask=%d",
3539 c->mask = ZOOM_SELECT_READ|ZOOM_SELECT_EXCEPT;
3540 yaz_log(log_details, "%p do_write_ex write complete mask=%d",
3543 return zoom_pending;
3546 static zoom_ret do_write(ZOOM_connection c)
3548 return do_write_ex (c, c->buf_out, c->len_out);
3552 ZOOM_API(const char *)
3553 ZOOM_connection_option_get (ZOOM_connection c, const char *key)
3555 return ZOOM_options_get (c->options, key);
3558 ZOOM_API(const char *)
3559 ZOOM_connection_option_getl (ZOOM_connection c, const char *key, int *lenp)
3561 return ZOOM_options_getl (c->options, key, lenp);
3565 ZOOM_connection_option_set (ZOOM_connection c, const char *key,
3568 ZOOM_options_set (c->options, key, val);
3572 ZOOM_connection_option_setl (ZOOM_connection c, const char *key,
3573 const char *val, int len)
3575 ZOOM_options_setl (c->options, key, val, len);
3578 ZOOM_API(const char *)
3579 ZOOM_resultset_option_get (ZOOM_resultset r, const char *key)
3581 return ZOOM_options_get (r->options, key);
3585 ZOOM_resultset_option_set (ZOOM_resultset r, const char *key,
3588 ZOOM_options_set (r->options, key, val);
3593 ZOOM_connection_errcode (ZOOM_connection c)
3595 return ZOOM_connection_error (c, 0, 0);
3598 ZOOM_API(const char *)
3599 ZOOM_connection_errmsg (ZOOM_connection c)
3602 ZOOM_connection_error (c, &msg, 0);
3606 ZOOM_API(const char *)
3607 ZOOM_connection_addinfo (ZOOM_connection c)
3609 const char *addinfo;
3610 ZOOM_connection_error (c, 0, &addinfo);
3614 ZOOM_API(const char *)
3615 ZOOM_connection_diagset (ZOOM_connection c)
3617 const char *diagset;
3618 ZOOM_connection_error_x (c, 0, 0, &diagset);
3622 ZOOM_API(const char *)
3623 ZOOM_diag_str (int error)
3627 case ZOOM_ERROR_NONE:
3629 case ZOOM_ERROR_CONNECT:
3630 return "Connect failed";
3631 case ZOOM_ERROR_MEMORY:
3632 return "Out of memory";
3633 case ZOOM_ERROR_ENCODE:
3634 return "Encoding failed";
3635 case ZOOM_ERROR_DECODE:
3636 return "Decoding failed";
3637 case ZOOM_ERROR_CONNECTION_LOST:
3638 return "Connection lost";
3639 case ZOOM_ERROR_INIT:
3640 return "Init rejected";
3641 case ZOOM_ERROR_INTERNAL:
3642 return "Internal failure";
3643 case ZOOM_ERROR_TIMEOUT:
3645 case ZOOM_ERROR_UNSUPPORTED_PROTOCOL:
3646 return "Unsupported protocol";
3647 case ZOOM_ERROR_UNSUPPORTED_QUERY:
3648 return "Unsupported query type";
3649 case ZOOM_ERROR_INVALID_QUERY:
3650 return "Invalid query";
3652 return diagbib1_str (error);
3657 ZOOM_connection_error_x (ZOOM_connection c, const char **cp,
3658 const char **addinfo, const char **diagset)
3660 int error = c->error;
3663 if (!c->diagset || !strcmp(c->diagset, "ZOOM"))
3664 *cp = ZOOM_diag_str(error);
3665 else if (!strcmp(c->diagset, "HTTP"))
3666 *cp = z_HTTP_errmsg(c->error);
3667 else if (!strcmp(c->diagset, "Bib-1"))
3668 *cp = ZOOM_diag_str(error);
3669 else if (!strcmp(c->diagset, "info:srw/diagnostic/1"))
3670 *cp = yaz_diag_srw_str(c->error);
3672 *cp = "Unknown error and diagnostic set";
3675 *addinfo = c->addinfo ? c->addinfo : "";
3677 *diagset = c->diagset ? c->diagset : "";
3682 ZOOM_connection_error (ZOOM_connection c, const char **cp,
3683 const char **addinfo)
3685 return ZOOM_connection_error_x(c, cp, addinfo, 0);
3688 static int ZOOM_connection_do_io(ZOOM_connection c, int mask)
3690 ZOOM_Event event = 0;
3691 int r = cs_look(c->cs);
3692 yaz_log(log_details, "%p ZOOM_connection_do_io mask=%d cs_look=%d",
3697 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3698 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3700 ZOOM_connection_put_event (c, event);
3702 else if (r == CS_CONNECT)
3705 event = ZOOM_Event_create (ZOOM_EVENT_CONNECT);
3707 ret = cs_rcvconnect (c->cs);
3708 yaz_log(log_details, "%p ZOOM_connection_do_io "
3709 "cs_rcvconnect returned %d", c, ret);
3712 c->mask = ZOOM_SELECT_EXCEPT;
3713 if (c->cs->io_pending & CS_WANT_WRITE)
3714 c->mask += ZOOM_SELECT_WRITE;
3715 if (c->cs->io_pending & CS_WANT_READ)
3716 c->mask += ZOOM_SELECT_READ;
3717 ZOOM_connection_put_event (c, event);
3721 ZOOM_connection_put_event (c, event);
3723 if (c->proto == PROTO_Z3950)
3724 ZOOM_connection_send_init(c);
3727 /* no init request for SRW .. */
3728 assert (c->tasks->which == ZOOM_TASK_CONNECT);
3729 ZOOM_connection_remove_task (c);
3731 ZOOM_connection_exec_task (c);
3733 c->state = STATE_ESTABLISHED;
3737 set_ZOOM_error(c, ZOOM_ERROR_CONNECT, 0);
3739 ZOOM_connection_put_event (c, event);
3744 if (mask & ZOOM_SELECT_READ)
3746 if (c->cs && (mask & ZOOM_SELECT_WRITE))
3753 ZOOM_connection_last_event(ZOOM_connection cs)
3756 return ZOOM_EVENT_NONE;
3757 return cs->last_event;
3761 ZOOM_event (int no, ZOOM_connection *cs)
3763 int timeout = 30; /* default timeout in seconds */
3764 int timeout_set = 0; /* whether it was overriden at all */
3766 struct pollfd pollfds[1024];
3767 ZOOM_connection poll_cs[1024];
3770 fd_set input, output, except;
3775 for (i = 0; i<no; i++)
3777 ZOOM_connection c = cs[i];
3779 if (c && (event = ZOOM_connection_get_event(c)))
3781 ZOOM_Event_destroy (event);
3785 for (i = 0; i<no; i++)
3787 ZOOM_connection c = cs[i];
3789 if (c && ZOOM_connection_exec_task (c))
3791 if ((event = ZOOM_connection_get_event(c)))
3793 ZOOM_Event_destroy (event);
3806 for (i = 0; i<no; i++)
3808 ZOOM_connection c = cs[i];
3814 fd = z3950_connection_socket(c);
3815 mask = z3950_connection_mask(c);
3822 /* -1 is used for indefinite timeout (no timeout), so -2 here. */
3823 this_timeout = ZOOM_options_get_int (c->options, "timeout", -2);
3824 if (this_timeout != -2)
3826 /* ensure the minimum timeout is used */
3828 timeout = this_timeout;
3829 else if (this_timeout != -1 && this_timeout < timeout)
3830 timeout = this_timeout;
3836 short poll_events = 0;
3838 if (mask & ZOOM_SELECT_READ)
3839 poll_events += POLLIN;
3840 if (mask & ZOOM_SELECT_WRITE)
3841 poll_events += POLLOUT;
3842 if (mask & ZOOM_SELECT_EXCEPT)
3843 poll_events += POLLERR;
3844 pollfds[nfds].fd = fd;
3845 pollfds[nfds].events = poll_events;
3846 pollfds[nfds].revents = 0;
3851 if (mask & ZOOM_SELECT_READ)
3853 FD_SET (fd, &input);
3856 if (mask & ZOOM_SELECT_WRITE)
3858 FD_SET (fd, &output);
3861 if (mask & ZOOM_SELECT_EXCEPT)
3863 FD_SET (fd, &except);
3872 r = poll (pollfds, nfds, (timeout == -1 ? -1 : timeout * 1000));
3873 for (i = 0; i<nfds; i++)
3875 ZOOM_connection c = poll_cs[i];
3879 if (pollfds[i].revents & POLLIN)
3880 mask += ZOOM_SELECT_READ;
3881 if (pollfds[i].revents & POLLOUT)
3882 mask += ZOOM_SELECT_WRITE;
3883 if (pollfds[i].revents & POLLERR)
3884 mask += ZOOM_SELECT_EXCEPT;
3886 ZOOM_connection_do_io(c, mask);
3888 else if (r == 0 && c->mask)
3890 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3891 /* timeout and this connection was waiting */
3892 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3894 ZOOM_connection_put_event(c, event);
3898 tv.tv_sec = timeout;
3900 r = select (max_fd+1, &input, &output, &except, (timeout == -1 ? 0 : &tv));
3901 for (i = 0; i<no; i++)
3903 ZOOM_connection c = cs[i];
3908 fd = z3950_connection_socket(c);
3912 /* no timeout and real socket */
3913 if (FD_ISSET(fd, &input))
3914 mask += ZOOM_SELECT_READ;
3915 if (FD_ISSET(fd, &output))
3916 mask += ZOOM_SELECT_WRITE;
3917 if (FD_ISSET(fd, &except))
3918 mask += ZOOM_SELECT_EXCEPT;
3920 ZOOM_connection_do_io(c, mask);
3922 if (r == 0 && c->mask)
3924 ZOOM_Event event = ZOOM_Event_create(ZOOM_EVENT_TIMEOUT);
3925 /* timeout and this connection was waiting */
3926 set_ZOOM_error(c, ZOOM_ERROR_TIMEOUT, 0);
3928 ZOOM_connection_put_event(c, event);
3932 for (i = 0; i<no; i++)
3934 ZOOM_connection c = cs[i];
3936 if (c && (event = ZOOM_connection_get_event(c)))
3938 ZOOM_Event_destroy (event);
3947 * indent-tabs-mode: nil
3949 * vim: shiftwidth=4 tabstop=8 expandtab