2 * Copyright (c) 1995-2000, Index Data.
3 * See the file LICENSE for details.
5 * NT Service interface by
6 * Chas Woodfield, Fretwell Downing Datasystems.
9 * Revision 1.29 2000-01-12 14:36:07 adam
10 * Added printing stream (ODR) for backend functions.
12 * Revision 1.28 1999/12/16 23:36:19 adam
13 * Implemented ILL protocol. Minor updates ASN.1 compiler.
15 * Revision 1.27 1999/11/30 13:47:12 adam
16 * Improved installation. Moved header files to include/yaz.
18 * Revision 1.26 1999/08/27 09:40:32 adam
19 * Renamed logf function to yaz_log. Removed VC++ project files.
21 * Revision 1.25 1999/06/01 14:29:12 adam
22 * Work on Extended Services.
24 * Revision 1.24 1999/05/27 13:07:54 adam
27 * Revision 1.23 1999/05/27 13:02:20 adam
28 * Assigned OID for old DB Update (VAL_DBUPDATE0).
30 * Revision 1.22 1999/05/26 13:49:12 adam
31 * DB Update implemented in client (very basic).
33 * Revision 1.21 1998/12/15 12:45:42 adam
36 * Revision 1.20 1998/12/14 14:48:05 adam
37 * Fixed memory leak - happened when fetching MARC records.
39 * Revision 1.19 1998/10/20 15:16:22 adam
40 * Minor change to prevent warning.
42 * Revision 1.18 1998/10/20 15:13:45 adam
43 * Minor fix regarding output for Item Order.
45 * Revision 1.17 1998/10/18 22:33:35 quinn
46 * Added diagnostic dump of Item Order Eservice.
48 * Revision 1.16 1998/10/15 08:26:23 adam
49 * Added type cast to make C++ happy.
51 * Revision 1.15 1998/10/13 20:05:57 adam
54 * Revision 1.14 1998/10/13 16:12:25 adam
55 * Added support for Surrogate Diagnostics for Scan Term entries.
57 * Revision 1.13 1998/08/19 16:10:09 adam
58 * Changed som member names of DeleteResultSetRequest/Response.
60 * Revision 1.12 1998/07/20 12:38:44 adam
61 * Implemented delete result set service to server API.
63 * Revision 1.11 1998/06/09 13:55:08 adam
66 * Revision 1.10 1998/05/27 16:55:54 adam
69 * Revision 1.9 1998/03/31 11:07:45 adam
70 * Furhter work on UNIverse resource report.
71 * Added Extended Services handling in frontend server.
73 * Revision 1.8 1998/02/11 11:53:36 adam
74 * Changed code so that it compiles as C++.
76 * Revision 1.7 1998/02/10 11:03:57 adam
77 * Added support for extended handlers in backend server interface.
79 * Revision 1.6 1998/01/29 13:16:02 adam
80 * Added dummy sort in test server.
82 * Revision 1.5 1997/11/07 13:31:58 adam
83 * Added NT Service name part of statserv_options_block. Moved NT
84 * service utility to server library.
86 * Revision 1.4 1997/09/17 12:10:43 adam
89 * Revision 1.3 1997/09/09 10:10:20 adam
90 * Another MSV5.0 port. Changed projects to include proper
91 * library/include paths.
92 * Server starts server in test-mode when no options are given.
94 * Revision 1.2 1997/09/04 13:50:31 adam
100 * Demonstration of simple server
108 #include <yaz/backend.h>
115 Z_GenericRecord *read_grs1(FILE *f, ODR o);
117 int ztest_search (void *handle, bend_search_rr *rr);
118 int ztest_sort (void *handle, bend_sort_rr *rr);
119 int ztest_present (void *handle, bend_present_rr *rr);
120 int ztest_esrequest (void *handle, bend_esrequest_rr *rr);
121 int ztest_delete (void *handle, bend_delete_rr *rr);
123 bend_initresult *bend_init(bend_initrequest *q)
125 bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r));
126 static char *dummy = "Hej fister";
131 q->bend_sort = ztest_sort; /* register sort handler */
132 q->bend_search = ztest_search; /* register search handler */
133 q->bend_present = ztest_present; /* register present handle */
134 q->bend_esrequest = ztest_esrequest;
135 q->bend_delete = ztest_delete;
139 int ztest_search (void *handle, bend_search_rr *rr)
141 rr->hits = rand() % 22;
145 int ztest_present (void *handle, bend_present_rr *rr)
150 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
152 yaz_log(LOG_LOG, "function: %d", *rr->esr->function);
153 if (rr->esr->packageName)
154 yaz_log(LOG_LOG, "packagename: %s", rr->esr->packageName);
155 yaz_log(LOG_LOG, "Waitaction: %d", *rr->esr->waitAction);
157 if (!rr->esr->taskSpecificParameters)
159 yaz_log (LOG_WARN, "No task specific parameters");
161 else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
163 Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
164 yaz_log (LOG_LOG, "Received ItemOrder");
168 case Z_IOItemOrder_esRequest:
170 case Z_ItemOrder_esRequest:
173 Z_IORequest *ir = it->u.esRequest;
174 Z_IOOriginPartToKeep *k = ir->toKeep;
175 Z_IOOriginPartNotToKeep *n = ir->notToKeep;
179 if (k->contact->name)
180 yaz_log(LOG_LOG, "contact name %s", k->contact->name);
181 if (k->contact->phone)
182 yaz_log(LOG_LOG, "contact phone %s", k->contact->phone);
183 if (k->contact->email)
184 yaz_log(LOG_LOG, "contact email %s", k->contact->email);
188 yaz_log(LOG_LOG, "Billing info (not shown)");
191 if (n->resultSetItem)
193 yaz_log(LOG_LOG, "resultsetItem");
194 yaz_log(LOG_LOG, "setId: %s", n->resultSetItem->resultSetId);
195 yaz_log(LOG_LOG, "item: %d", *n->resultSetItem->item);
200 Z_External *r = (Z_External*) n->itemRequest;
201 ILL_ItemRequest *item_req = 0;
202 if (r->direct_reference)
204 oident *ent = oid_getentbyoid(r->direct_reference);
206 yaz_log(LOG_LOG, "ItemRequest %s", ent->desc);
207 if (ent && ent->value == VAL_ISO_ILL_1)
209 if (r->which == ODR_EXTERNAL_single)
211 odr_setbuf(rr->decode,
212 r->u.single_ASN1_type->buf,
213 r->u.single_ASN1_type->len, 0);
215 ill_ItemRequest (rr->decode, &item_req, 0, 0);
217 ill_ItemRequest (rr->print, &item_req, 0, 0);
223 yaz_log (LOG_LOG, "ILL protocol version = %d",
224 *item_req->protocol_version_num);
232 else if (rr->esr->taskSpecificParameters->which == Z_External_update)
234 Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
235 yaz_log (LOG_LOG, "Received DB Update");
236 if (up->which == Z_IUUpdate_esRequest)
238 Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
239 Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
240 Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
242 yaz_log (LOG_LOG, "action");
245 switch (*toKeep->action)
247 case Z_IUOriginPartToKeep_recordInsert:
248 yaz_log (LOG_LOG, " recordInsert");
250 case Z_IUOriginPartToKeep_recordReplace:
251 yaz_log (LOG_LOG, " recordUpdate");
253 case Z_IUOriginPartToKeep_recordDelete:
254 yaz_log (LOG_LOG, " recordDelete");
256 case Z_IUOriginPartToKeep_elementUpdate:
257 yaz_log (LOG_LOG, " elementUpdate");
259 case Z_IUOriginPartToKeep_specialUpdate:
260 yaz_log (LOG_LOG, " specialUpdate");
263 yaz_log (LOG_LOG, " unknown (%d)", *toKeep->action);
266 if (toKeep->databaseName)
268 yaz_log (LOG_LOG, "database: %s", toKeep->databaseName);
269 if (!strcmp(toKeep->databaseName, "fault"))
272 rr->errstring = toKeep->databaseName;
274 if (!strcmp(toKeep->databaseName, "accept"))
280 for (i = 0; i < notToKeep->num; i++)
282 Z_External *rec = notToKeep->elements[i]->record;
284 if (rec->direct_reference)
286 struct oident *oident;
287 oident = oid_getentbyoid(rec->direct_reference);
289 yaz_log (LOG_LOG, "record %d type %s", i,
294 case Z_External_sutrs:
295 if (rec->u.octet_aligned->len > 170)
296 yaz_log (LOG_LOG, "%d bytes:\n%.168s ...",
300 yaz_log (LOG_LOG, "%d bytes:\n%s",
304 case Z_External_octet :
305 if (rec->u.octet_aligned->len > 170)
306 yaz_log (LOG_LOG, "%d bytes:\n%.168s ...",
307 rec->u.octet_aligned->len,
308 rec->u.octet_aligned->buf);
310 yaz_log (LOG_LOG, "%d bytes\n%s",
311 rec->u.octet_aligned->len,
312 rec->u.octet_aligned->buf);
320 yaz_log (LOG_WARN, "Unknown Extended Service(%d)",
321 rr->esr->taskSpecificParameters->which);
327 int ztest_delete (void *handle, bend_delete_rr *rr)
329 if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
330 rr->delete_status = Z_DeleteStatus_success;
332 rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
336 /* Obsolete bend_search, never called because handler is registered */
337 bend_searchresult *bend_search(void *handle, bend_searchrequest *q, int *fd)
342 /* Our sort handler really doesn't sort... */
343 int ztest_sort (void *handle, bend_sort_rr *rr)
346 rr->sort_status = Z_SortStatus_success;
350 static int atoin (const char *buf, int n)
356 val = val*10 + (*buf - '0');
362 char *marc_read(FILE *inf, ODR odr)
368 if (fread (length_str, 1, 5, inf) != 5)
370 size = atoin (length_str, 5);
373 if (!(buf = (char*) odr_malloc (odr, size+1)))
375 if (fread (buf+5, 1, size-5, inf) != (size-5))
380 memcpy (buf, length_str, 5);
385 static char *dummy_database_record (int num, ODR odr)
387 FILE *inf = fopen ("dummy-records", "r");
396 buf = (char*) odr_malloc(odr, 2101);
398 memset(buf, 'A', 2100);
403 buf = marc_read (inf, odr);
413 static Z_GenericRecord *dummy_grs_record (int num, ODR o)
415 FILE *f = fopen("dummy-grs", "r");
417 Z_GenericRecord *r = 0;
422 while (fgets(line, 512, f))
423 if (*line == '#' && sscanf(line, "#%d", &n) == 1 && n == num)
432 bend_fetchresult *bend_fetch(void *handle, bend_fetchrequest *q, int *fd)
434 bend_fetchresult *r = (bend_fetchresult *)
435 odr_malloc (q->stream, sizeof(*r));
439 r->basename = "DUMMY";
440 r->format = q->format;
441 if (q->format == VAL_SUTRS)
445 sprintf(buf, "This is dummy SUTRS record number %d\n", q->number);
446 r->len = strlen(buf);
447 r->record = (char *) odr_malloc (q->stream, r->len+1);
448 strcpy(r->record, buf);
450 else if (q->format == VAL_GRS1)
453 r->record = (char*) dummy_grs_record(q->number, q->stream);
460 else if ((cp = dummy_database_record(q->number, q->stream)))
464 r->format = VAL_USMARC;
476 * silly dummy-scan what reads words from a file.
478 bend_scanresult *bend_scan(void *handle, bend_scanrequest *q, int *fd)
480 bend_scanresult *r = (bend_scanresult *)
481 odr_malloc (q->stream, sizeof(*r));
483 static struct scan_entry list[200];
484 static char entries[200][80];
492 r->status = BEND_SCAN_SUCCESS;
493 if (!f && !(f = fopen("dummy-words", "r")))
495 perror("dummy-words");
498 if (q->term->term->which != Z_Term_general)
500 r->errcode = 229; /* unsupported term type */
503 if (q->term->term->u.general->len >= 80)
505 r->errcode = 11; /* term too long */
508 if (q->num_entries > 200)
513 memcpy(term, q->term->term->u.general->buf, q->term->term->u.general->len);
514 term[q->term->term->u.general->len] = '\0';
515 for (p = term; *p; p++)
519 fseek(f, 0, SEEK_SET);
521 for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
522 i++, pos < 199 ? pos++ : (pos = 0))
524 if (!r->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
526 if ((r->term_position = q->term_position) > i + 1)
528 r->term_position = i + 1;
529 r->status = BEND_SCAN_PARTIAL;
531 for (; r->num_entries < r->term_position; r->num_entries++)
535 po = pos - r->term_position + r->num_entries + 1; /* find pos */
539 if (!strcmp (term, "SD") && r->num_entries == 2)
541 list[r->num_entries].term = entries[pos];
542 list[r->num_entries].occurrences = -1;
543 list[r->num_entries].errcode = 233;
544 list[r->num_entries].errstring = "SD for Scan Term";
548 list[r->num_entries].term = entries[po];
549 list[r->num_entries].occurrences = hits[po];
553 else if (r->num_entries)
555 list[r->num_entries].term = entries[pos];
556 list[r->num_entries].occurrences = hits[pos];
559 if (r->num_entries >= q->num_entries)
563 r->status = BEND_SCAN_PARTIAL;
567 void bend_close(void *handle)
572 int main(int argc, char **argv)
574 return statserv_main(argc, argv);