2 * Copyright (c) 1995-2001, Index Data.
3 * See the file LICENSE for details.
5 * NT Service interface by
6 * Chas Woodfield, Fretwell Downing Datasystems.
9 * Revision 1.36 2001-01-30 21:34:18 adam
10 * Added step-size for Scan backend interface.
12 * Revision 1.35 2000/11/23 10:58:33 adam
13 * SSL comstack support. Separate POSIX thread support library.
15 * Revision 1.34 2000/09/04 08:58:15 adam
16 * Added prefix yaz_ for most logging utility functions.
18 * Revision 1.33 2000/08/10 08:41:26 adam
21 * Revision 1.32 2000/04/05 07:39:55 adam
22 * Added shared library support (libtool).
24 * Revision 1.31 2000/01/31 13:15:21 adam
25 * Removed uses of assert(3). Cleanup of ODR. CCL parser update so
26 * that some characters are not surrounded by spaces in resulting term.
29 * Revision 1.30 2000/01/13 23:05:50 adam
30 * Fixed tagging for member requester-CHECKED-IN in ILL ASN.1 spec.
32 * Revision 1.29 2000/01/12 14:36:07 adam
33 * Added printing stream (ODR) for backend functions.
35 * Revision 1.28 1999/12/16 23:36:19 adam
36 * Implemented ILL protocol. Minor updates ASN.1 compiler.
38 * Revision 1.27 1999/11/30 13:47:12 adam
39 * Improved installation. Moved header files to include/yaz.
41 * Revision 1.26 1999/08/27 09:40:32 adam
42 * Renamed logf function to yaz_log. Removed VC++ project files.
44 * Revision 1.25 1999/06/01 14:29:12 adam
45 * Work on Extended Services.
47 * Revision 1.24 1999/05/27 13:07:54 adam
50 * Revision 1.23 1999/05/27 13:02:20 adam
51 * Assigned OID for old DB Update (VAL_DBUPDATE0).
53 * Revision 1.22 1999/05/26 13:49:12 adam
54 * DB Update implemented in client (very basic).
56 * Revision 1.21 1998/12/15 12:45:42 adam
59 * Revision 1.20 1998/12/14 14:48:05 adam
60 * Fixed memory leak - happened when fetching MARC records.
62 * Revision 1.19 1998/10/20 15:16:22 adam
63 * Minor change to prevent warning.
65 * Revision 1.18 1998/10/20 15:13:45 adam
66 * Minor fix regarding output for Item Order.
68 * Revision 1.17 1998/10/18 22:33:35 quinn
69 * Added diagnostic dump of Item Order Eservice.
71 * Revision 1.16 1998/10/15 08:26:23 adam
72 * Added type cast to make C++ happy.
74 * Revision 1.15 1998/10/13 20:05:57 adam
77 * Revision 1.14 1998/10/13 16:12:25 adam
78 * Added support for Surrogate Diagnostics for Scan Term entries.
80 * Revision 1.13 1998/08/19 16:10:09 adam
81 * Changed som member names of DeleteResultSetRequest/Response.
83 * Revision 1.12 1998/07/20 12:38:44 adam
84 * Implemented delete result set service to server API.
86 * Revision 1.11 1998/06/09 13:55:08 adam
89 * Revision 1.10 1998/05/27 16:55:54 adam
92 * Revision 1.9 1998/03/31 11:07:45 adam
93 * Furhter work on UNIverse resource report.
94 * Added Extended Services handling in frontend server.
96 * Revision 1.8 1998/02/11 11:53:36 adam
97 * Changed code so that it compiles as C++.
99 * Revision 1.7 1998/02/10 11:03:57 adam
100 * Added support for extended handlers in backend server interface.
102 * Revision 1.6 1998/01/29 13:16:02 adam
103 * Added dummy sort in test server.
105 * Revision 1.5 1997/11/07 13:31:58 adam
106 * Added NT Service name part of statserv_options_block. Moved NT
107 * service utility to server library.
109 * Revision 1.4 1997/09/17 12:10:43 adam
112 * Revision 1.3 1997/09/09 10:10:20 adam
113 * Another MSV5.0 port. Changed projects to include proper
114 * library/include paths.
115 * Server starts server in test-mode when no options are given.
117 * Revision 1.2 1997/09/04 13:50:31 adam
123 * Demonstration of simple server
130 #include <yaz/backend.h>
137 Z_GenericRecord *read_grs1(FILE *f, ODR o);
139 int ztest_search (void *handle, bend_search_rr *rr);
140 int ztest_sort (void *handle, bend_sort_rr *rr);
141 int ztest_present (void *handle, bend_present_rr *rr);
142 int ztest_esrequest (void *handle, bend_esrequest_rr *rr);
143 int ztest_delete (void *handle, bend_delete_rr *rr);
145 int ztest_search (void *handle, bend_search_rr *rr)
147 rr->hits = rand() % 22;
151 int ztest_present (void *handle, bend_present_rr *rr)
156 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
158 yaz_log(LOG_LOG, "function: %d", *rr->esr->function);
159 if (rr->esr->packageName)
160 yaz_log(LOG_LOG, "packagename: %s", rr->esr->packageName);
161 yaz_log(LOG_LOG, "Waitaction: %d", *rr->esr->waitAction);
163 if (!rr->esr->taskSpecificParameters)
165 yaz_log (LOG_WARN, "No task specific parameters");
167 else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
169 Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
170 yaz_log (LOG_LOG, "Received ItemOrder");
174 case Z_IOItemOrder_esRequest:
176 case Z_ItemOrder_esRequest:
179 Z_IORequest *ir = it->u.esRequest;
180 Z_IOOriginPartToKeep *k = ir->toKeep;
181 Z_IOOriginPartNotToKeep *n = ir->notToKeep;
185 if (k->contact->name)
186 yaz_log(LOG_LOG, "contact name %s", k->contact->name);
187 if (k->contact->phone)
188 yaz_log(LOG_LOG, "contact phone %s", k->contact->phone);
189 if (k->contact->email)
190 yaz_log(LOG_LOG, "contact email %s", k->contact->email);
194 yaz_log(LOG_LOG, "Billing info (not shown)");
197 if (n->resultSetItem)
199 yaz_log(LOG_LOG, "resultsetItem");
200 yaz_log(LOG_LOG, "setId: %s", n->resultSetItem->resultSetId);
201 yaz_log(LOG_LOG, "item: %d", *n->resultSetItem->item);
206 Z_External *r = (Z_External*) n->itemRequest;
207 ILL_ItemRequest *item_req = 0;
208 ILL_Request *ill_req = 0;
209 if (r->direct_reference)
211 oident *ent = oid_getentbyoid(r->direct_reference);
213 yaz_log(LOG_LOG, "OID %s", ent->desc);
214 if (ent && ent->value == VAL_ISO_ILL_1)
216 yaz_log (LOG_LOG, "Decode ItemRequest begin");
217 if (r->which == ODR_EXTERNAL_single)
219 odr_setbuf(rr->decode,
220 r->u.single_ASN1_type->buf,
221 r->u.single_ASN1_type->len, 0);
223 if (!ill_ItemRequest (rr->decode, &item_req, 0, 0))
226 "Couldn't decode ItemRequest %s near %d",
227 odr_errmsg(odr_geterror(rr->decode)),
228 odr_offset(rr->decode));
230 yaz_log(LOG_LOG, "PDU dump:");
231 odr_dumpBER(yaz_log_file(),
232 r->u.single_ASN1_type->buf,
233 r->u.single_ASN1_type->len);
237 yaz_log(LOG_LOG, "Decode ItemRequest OK");
240 ill_ItemRequest (rr->print, &item_req, 0,
242 odr_reset (rr->print);
245 if (!item_req && r->which == ODR_EXTERNAL_single)
247 yaz_log (LOG_LOG, "Decode ILLRequest begin");
248 odr_setbuf(rr->decode,
249 r->u.single_ASN1_type->buf,
250 r->u.single_ASN1_type->len, 0);
252 if (!ill_Request (rr->decode, &ill_req, 0, 0))
255 "Couldn't decode ILLRequest %s near %d",
256 odr_errmsg(odr_geterror(rr->decode)),
257 odr_offset(rr->decode));
258 yaz_log(LOG_LOG, "PDU dump:");
259 odr_dumpBER(yaz_log_file(),
260 r->u.single_ASN1_type->buf,
261 r->u.single_ASN1_type->len);
264 yaz_log(LOG_LOG, "Decode ILLRequest OK");
267 ill_Request (rr->print, &ill_req, 0,
269 odr_reset (rr->print);
276 yaz_log (LOG_LOG, "ILL protocol version = %d",
277 *item_req->protocol_version_num);
285 else if (rr->esr->taskSpecificParameters->which == Z_External_update)
287 Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
288 yaz_log (LOG_LOG, "Received DB Update");
289 if (up->which == Z_IUUpdate_esRequest)
291 Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
292 Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
293 Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
295 yaz_log (LOG_LOG, "action");
298 switch (*toKeep->action)
300 case Z_IUOriginPartToKeep_recordInsert:
301 yaz_log (LOG_LOG, " recordInsert");
303 case Z_IUOriginPartToKeep_recordReplace:
304 yaz_log (LOG_LOG, " recordUpdate");
306 case Z_IUOriginPartToKeep_recordDelete:
307 yaz_log (LOG_LOG, " recordDelete");
309 case Z_IUOriginPartToKeep_elementUpdate:
310 yaz_log (LOG_LOG, " elementUpdate");
312 case Z_IUOriginPartToKeep_specialUpdate:
313 yaz_log (LOG_LOG, " specialUpdate");
316 yaz_log (LOG_LOG, " unknown (%d)", *toKeep->action);
319 if (toKeep->databaseName)
321 yaz_log (LOG_LOG, "database: %s", toKeep->databaseName);
322 if (!strcmp(toKeep->databaseName, "fault"))
325 rr->errstring = toKeep->databaseName;
327 if (!strcmp(toKeep->databaseName, "accept"))
333 for (i = 0; i < notToKeep->num; i++)
335 Z_External *rec = notToKeep->elements[i]->record;
337 if (rec->direct_reference)
339 struct oident *oident;
340 oident = oid_getentbyoid(rec->direct_reference);
342 yaz_log (LOG_LOG, "record %d type %s", i,
347 case Z_External_sutrs:
348 if (rec->u.octet_aligned->len > 170)
349 yaz_log (LOG_LOG, "%d bytes:\n%.168s ...",
353 yaz_log (LOG_LOG, "%d bytes:\n%s",
357 case Z_External_octet :
358 if (rec->u.octet_aligned->len > 170)
359 yaz_log (LOG_LOG, "%d bytes:\n%.168s ...",
360 rec->u.octet_aligned->len,
361 rec->u.octet_aligned->buf);
363 yaz_log (LOG_LOG, "%d bytes\n%s",
364 rec->u.octet_aligned->len,
365 rec->u.octet_aligned->buf);
373 yaz_log (LOG_WARN, "Unknown Extended Service(%d)",
374 rr->esr->taskSpecificParameters->which);
380 int ztest_delete (void *handle, bend_delete_rr *rr)
382 if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
383 rr->delete_status = Z_DeleteStatus_success;
385 rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
389 /* Our sort handler really doesn't sort... */
390 int ztest_sort (void *handle, bend_sort_rr *rr)
393 rr->sort_status = Z_SortStatus_success;
397 static int atoin (const char *buf, int n)
403 val = val*10 + (*buf - '0');
409 char *marc_read(FILE *inf, ODR odr)
415 if (fread (length_str, 1, 5, inf) != 5)
417 size = atoin (length_str, 5);
420 if (!(buf = (char*) odr_malloc (odr, size+1)))
422 if (fread (buf+5, 1, size-5, inf) != (size-5))
427 memcpy (buf, length_str, 5);
432 static char *dummy_database_record (int num, ODR odr)
434 FILE *inf = fopen ("dummy-records", "r");
443 buf = (char*) odr_malloc(odr, 2101);
444 memset(buf, 'A', 2100);
449 buf = marc_read (inf, odr);
459 static Z_GenericRecord *dummy_grs_record (int num, ODR o)
461 FILE *f = fopen("dummy-grs", "r");
463 Z_GenericRecord *r = 0;
468 while (fgets(line, 512, f))
469 if (*line == '#' && sscanf(line, "#%d", &n) == 1 && n == num)
478 int ztest_fetch(void *handle, bend_fetch_rr *r)
483 r->basename = "DUMMY";
484 r->output_format = r->request_format;
485 if (r->request_format == VAL_SUTRS)
488 /* this section returns a huge record (for testing non-blocking write, etc) */
490 r->record = odr_malloc (r->stream, r->len);
491 memset (r->record, 'x', r->len);
493 /* this section returns a small record */
496 sprintf(buf, "This is dummy SUTRS record number %d\n", r->number);
498 r->len = strlen(buf);
499 r->record = (char *) odr_malloc (r->stream, r->len+1);
500 strcpy(r->record, buf);
503 else if (r->request_format == VAL_GRS1)
506 r->record = (char*) dummy_grs_record(r->number, r->stream);
513 else if ((cp = dummy_database_record(r->number, r->stream)))
517 r->output_format = VAL_USMARC;
529 * silly dummy-scan what reads words from a file.
531 int ztest_scan(void *handle, bend_scan_rr *q)
534 static struct scan_entry list[200];
535 static char entries[200][80];
539 int term_position_req = q->term_position;
540 int num_entries_req = q->num_entries;
545 q->status = BEND_SCAN_SUCCESS;
546 if (!f && !(f = fopen("dummy-words", "r")))
548 perror("dummy-words");
551 if (q->term->term->which != Z_Term_general)
553 q->errcode = 229; /* unsupported term type */
556 if (*q->step_size != 0)
558 q->errcode = 205; /*Only zero step size supported for Scan */
561 if (q->term->term->u.general->len >= 80)
563 q->errcode = 11; /* term too long */
566 if (q->num_entries > 200)
571 memcpy(term, q->term->term->u.general->buf, q->term->term->u.general->len);
572 term[q->term->term->u.general->len] = '\0';
573 for (p = term; *p; p++)
577 fseek(f, 0, SEEK_SET);
580 for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
581 i++, pos < 199 ? pos++ : (pos = 0))
583 if (!q->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
585 if ((q->term_position = term_position_req) > i + 1)
587 q->term_position = i + 1;
588 q->status = BEND_SCAN_PARTIAL;
590 for (; q->num_entries < q->term_position; q->num_entries++)
594 po = pos - q->term_position + q->num_entries+1; /* find pos */
598 if (!strcmp (term, "SD") && q->num_entries == 2)
600 list[q->num_entries].term = entries[pos];
601 list[q->num_entries].occurrences = -1;
602 list[q->num_entries].errcode = 233;
603 list[q->num_entries].errstring = "SD for Scan Term";
607 list[q->num_entries].term = entries[po];
608 list[q->num_entries].occurrences = hits[po];
612 else if (q->num_entries)
614 list[q->num_entries].term = entries[pos];
615 list[q->num_entries].occurrences = hits[pos];
618 if (q->num_entries >= num_entries_req)
622 q->status = BEND_SCAN_PARTIAL;
626 bend_initresult *bend_init(bend_initrequest *q)
628 bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r));
629 static char *dummy = "Hej fister";
634 q->bend_sort = ztest_sort; /* register sort handler */
635 q->bend_search = ztest_search; /* register search handler */
636 q->bend_present = ztest_present; /* register present handle */
637 q->bend_esrequest = ztest_esrequest;
638 q->bend_delete = ztest_delete;
639 q->bend_fetch = ztest_fetch;
640 q->bend_scan = ztest_scan;
644 void bend_close(void *handle)
649 int main(int argc, char **argv)
651 return statserv_main(argc, argv, bend_init, bend_close);