2 * Copyright (c) 1995-1998, Index Data.
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
6 * NT Service interface by
7 * Chas Woodfield, Fretwell Downing Datasystems.
10 * Revision 1.14 1998-10-13 16:12:25 adam
11 * Added support for Surrogate Diagnostics for Scan Term entries.
13 * Revision 1.13 1998/08/19 16:10:09 adam
14 * Changed som member names of DeleteResultSetRequest/Response.
16 * Revision 1.12 1998/07/20 12:38:44 adam
17 * Implemented delete result set service to server API.
19 * Revision 1.11 1998/06/09 13:55:08 adam
22 * Revision 1.10 1998/05/27 16:55:54 adam
25 * Revision 1.9 1998/03/31 11:07:45 adam
26 * Furhter work on UNIverse resource report.
27 * Added Extended Services handling in frontend server.
29 * Revision 1.8 1998/02/11 11:53:36 adam
30 * Changed code so that it compiles as C++.
32 * Revision 1.7 1998/02/10 11:03:57 adam
33 * Added support for extended handlers in backend server interface.
35 * Revision 1.6 1998/01/29 13:16:02 adam
36 * Added dummy sort in test server.
38 * Revision 1.5 1997/11/07 13:31:58 adam
39 * Added NT Service name part of statserv_options_block. Moved NT
40 * service utility to server library.
42 * Revision 1.4 1997/09/17 12:10:43 adam
45 * Revision 1.3 1997/09/09 10:10:20 adam
46 * Another MSV5.0 port. Changed projects to include proper
47 * library/include paths.
48 * Server starts server in test-mode when no options are given.
50 * Revision 1.2 1997/09/04 13:50:31 adam
56 * Demonstration of simple server
69 Z_GenericRecord *read_grs1(FILE *f, ODR o);
71 int ztest_search (void *handle, bend_search_rr *rr);
72 int ztest_sort (void *handle, bend_sort_rr *rr);
73 int ztest_present (void *handle, bend_present_rr *rr);
74 int ztest_esrequest (void *handle, bend_esrequest_rr *rr);
75 int ztest_delete (void *handle, bend_delete_rr *rr);
77 bend_initresult *bend_init(bend_initrequest *q)
79 bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r));
80 static char *dummy = "Hej fister";
85 q->bend_sort = ztest_sort; /* register sort handler */
86 q->bend_search = ztest_search; /* register search handler */
87 q->bend_present = ztest_present; /* register present handle */
88 q->bend_esrequest = ztest_esrequest;
89 q->bend_delete = ztest_delete;
93 int ztest_search (void *handle, bend_search_rr *rr)
95 rr->hits = rand() % 22;
99 int ztest_present (void *handle, bend_present_rr *rr)
104 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
110 int ztest_delete (void *handle, bend_delete_rr *rr)
112 if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
113 rr->delete_status = Z_DeleteStatus_success;
115 rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
119 /* Obsolete bend_search, never called because handler is registered */
120 bend_searchresult *bend_search(void *handle, bend_searchrequest *q, int *fd)
125 /* Our sort handler really doesn't sort... */
126 int ztest_sort (void *handle, bend_sort_rr *rr)
129 rr->sort_status = Z_SortStatus_success;
133 static int atoin (const char *buf, int n)
139 val = val*10 + (*buf - '0');
145 char *marc_read(FILE *inf)
151 if (fread (length_str, 1, 5, inf) != 5)
153 size = atoin (length_str, 5);
156 if (!(buf = (char*) xmalloc (size+1)))
158 if (fread (buf+5, 1, size-5, inf) != (size-5))
163 memcpy (buf, length_str, 5);
168 static char *dummy_database_record (int num)
170 FILE *inf = fopen ("dummy-records", "r");
181 buf = (char*) xmalloc(2101);
183 memset(buf, 'A', 2100);
188 buf = marc_read (inf);
198 static Z_GenericRecord *dummy_grs_record (int num, ODR o)
200 FILE *f = fopen("dummy-grs", "r");
202 Z_GenericRecord *r = 0;
207 while (fgets(line, 512, f))
208 if (*line == '#' && sscanf(line, "#%d", &n) == 1 && n == num)
217 bend_fetchresult *bend_fetch(void *handle, bend_fetchrequest *q, int *fd)
219 bend_fetchresult *r = (bend_fetchresult *)
220 odr_malloc (q->stream, sizeof(*r));
224 r->basename = "DUMMY";
225 r->format = q->format;
226 if (q->format == VAL_SUTRS)
230 sprintf(buf, "This is dummy SUTRS record number %d\n", q->number);
231 r->len = strlen(buf);
232 r->record = odr_malloc (q->stream, r->len+1);
233 strcpy(r->record, buf);
235 else if (q->format == VAL_GRS1)
238 r->record = (char*) dummy_grs_record(q->number, q->stream);
245 else if ((cp = dummy_database_record(q->number)))
248 r->record = (char *) odr_malloc (q->stream, 1+r->len);
249 strcpy (r->record, cp);
250 r->format = VAL_USMARC;
262 * silly dummy-scan what reads words from a file.
264 bend_scanresult *bend_scan(void *handle, bend_scanrequest *q, int *fd)
266 bend_scanresult *r = (bend_scanresult *)
267 odr_malloc (q->stream, sizeof(*r));
269 static struct scan_entry list[200];
270 static char entries[200][80];
278 r->status = BEND_SCAN_SUCCESS;
279 if (!f && !(f = fopen("dummy-words", "r")))
281 perror("dummy-words");
284 if (q->term->term->which != Z_Term_general)
286 r->errcode = 229; /* unsupported term type */
289 if (q->term->term->u.general->len >= 80)
291 r->errcode = 11; /* term too long */
294 if (q->num_entries > 200)
299 memcpy(term, q->term->term->u.general->buf, q->term->term->u.general->len);
300 term[q->term->term->u.general->len] = '\0';
301 for (p = term; *p; p++)
305 fseek(f, 0, SEEK_SET);
307 for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
308 i++, pos < 199 ? pos++ : (pos = 0))
310 if (!r->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
312 if ((r->term_position = q->term_position) > i + 1)
314 r->term_position = i + 1;
315 r->status = BEND_SCAN_PARTIAL;
317 for (; r->num_entries < r->term_position; r->num_entries++)
321 po = pos - r->term_position + r->num_entries + 1; /* find pos */
325 if (!strcmp (term, "sd") && r->num_entries == 2)
327 list[r->num_entries].term = entries[pos];
328 list[r->num_entries].occurrences = -1;
329 list[r->num_entries].errcode = 233;
330 list[r->num_entries].errstring = "SD for Scan Term";
334 list[r->num_entries].term = entries[po];
335 list[r->num_entries].occurrences = hits[po];
339 else if (r->num_entries)
341 list[r->num_entries].term = entries[pos];
342 list[r->num_entries].occurrences = hits[pos];
345 if (r->num_entries >= q->num_entries)
349 r->status = BEND_SCAN_PARTIAL;
353 void bend_close(void *handle)
358 int main(int argc, char **argv)
360 return statserv_main(argc, argv);