ztest/ztest.c

   1 /*
   2  * Copyright (c) 1995-1998, Index Data.
   3  * See the file LICENSE for details.
   4  * Sebastian Hammer, Adam Dickmeiss
   5  *
   6  * NT Service interface by
   7  *    Chas Woodfield, Fretwell Downing Datasystems.
   8  *
   9  * $Log: ztest.c,v $
  10  * Revision 1.23  1999-05-27 13:02:20  adam
  11  * Assigned OID for old DB Update (VAL_DBUPDATE0).
  12  *
  13  * Revision 1.22  1999/05/26 13:49:12  adam
  14  * DB Update implemented in client (very basic).
  15  *
  16  * Revision 1.21  1998/12/15 12:45:42  adam
  17  * Minor change.
  18  *
  19  * Revision 1.20  1998/12/14 14:48:05  adam
  20  * Fixed memory leak - happened when fetching MARC records.
  21  *
  22  * Revision 1.19  1998/10/20 15:16:22  adam
  23  * Minor change to prevent warning.
  24  *
  25  * Revision 1.18  1998/10/20 15:13:45  adam
  26  * Minor fix regarding output for Item Order.
  27  *
  28  * Revision 1.17  1998/10/18 22:33:35  quinn
  29  * Added diagnostic dump of Item Order Eservice.
  30  *
  31  * Revision 1.16  1998/10/15 08:26:23  adam
  32  * Added type cast to make C++ happy.
  33  *
  34  * Revision 1.15  1998/10/13 20:05:57  adam
  35  * Minor change.
  36  *
  37  * Revision 1.14  1998/10/13 16:12:25  adam
  38  * Added support for Surrogate Diagnostics for Scan Term entries.
  39  *
  40  * Revision 1.13  1998/08/19 16:10:09  adam
  41  * Changed som member names of DeleteResultSetRequest/Response.
  42  *
  43  * Revision 1.12  1998/07/20 12:38:44  adam
  44  * Implemented delete result set service to server API.
  45  *
  46  * Revision 1.11  1998/06/09 13:55:08  adam
  47  * Minor changes.
  48  *
  49  * Revision 1.10  1998/05/27 16:55:54  adam
  50  * Minor changes.
  51  *
  52  * Revision 1.9  1998/03/31 11:07:45  adam
  53  * Furhter work on UNIverse resource report.
  54  * Added Extended Services handling in frontend server.
  55  *
  56  * Revision 1.8  1998/02/11 11:53:36  adam
  57  * Changed code so that it compiles as C++.
  58  *
  59  * Revision 1.7  1998/02/10 11:03:57  adam
  60  * Added support for extended handlers in backend server interface.
  61  *
  62  * Revision 1.6  1998/01/29 13:16:02  adam
  63  * Added dummy sort in test server.
  64  *
  65  * Revision 1.5  1997/11/07 13:31:58  adam
  66  * Added NT Service name part of statserv_options_block. Moved NT
  67  * service utility to server library.
  68  *
  69  * Revision 1.4  1997/09/17 12:10:43  adam
  70  * YAZ version 1.4.
  71  *
  72  * Revision 1.3  1997/09/09 10:10:20  adam
  73  * Another MSV5.0 port. Changed projects to include proper
  74  * library/include paths.
  75  * Server starts server in test-mode when no options are given.
  76  *
  77  * Revision 1.2  1997/09/04 13:50:31  adam
  78  * Bug fix in ztest.
  79  *
  80  */
  81
  82 /*
  83  * Demonstration of simple server
  84  */
  85
  86 #include <stdio.h>
  87 #include <stdlib.h>
  88 #include <ctype.h>
  89 #include <assert.h>
  90
  91 #include <backend.h>
  92 #include <proto.h>
  93 #include <log.h>
  94
  95 Z_GenericRecord *read_grs1(FILE *f, ODR o);
  96
  97 int ztest_search (void *handle, bend_search_rr *rr);
  98 int ztest_sort (void *handle, bend_sort_rr *rr);
  99 int ztest_present (void *handle, bend_present_rr *rr);
 100 int ztest_esrequest (void *handle, bend_esrequest_rr *rr);
 101 int ztest_delete (void *handle, bend_delete_rr *rr);
 102
 103 bend_initresult *bend_init(bend_initrequest *q)
 104 {
 105     bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r));
 106     static char *dummy = "Hej fister";
 107
 108     r->errcode = 0;
 109     r->errstring = 0;
 110     r->handle = dummy;
 111     q->bend_sort = ztest_sort;       /* register sort handler */
 112     q->bend_search = ztest_search;   /* register search handler */
 113     q->bend_present = ztest_present; /* register present handle */
 114     q->bend_esrequest = ztest_esrequest;
 115     q->bend_delete = ztest_delete;
 116     return r;
 117 }
 118
 119 int ztest_search (void *handle, bend_search_rr *rr)
 120 {
 121     rr->hits = rand() % 22;
 122     return 0;
 123 }
 124
 125 int ztest_present (void *handle, bend_present_rr *rr)
 126 {
 127     return 0;
 128 }
 129
 130 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
 131 {
 132     logf(LOG_LOG, "function: %d", *rr->esr->function);
 133     if (rr->esr->packageName)
 134         logf(LOG_LOG, "packagename: %s", rr->esr->packageName);
 135     logf(LOG_LOG, "Waitaction: %d", *rr->esr->waitAction);
 136
 137     if (!rr->esr->taskSpecificParameters)
 138     {
 139         logf (LOG_WARN, "No task specific parameters");
 140     }
 141     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 142     {
 143         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 144         logf (LOG_LOG, "Received ItemOrder");
 145         switch (it->which)
 146         {
 147 #ifdef ASN_COMPILED
 148         case Z_IOItemOrder_esRequest:
 149 #else
 150         case Z_ItemOrder_esRequest:
 151 #endif
 152         {
 153             Z_IORequest *ir = it->u.esRequest;
 154             Z_IOOriginPartToKeep *k = ir->toKeep;
 155             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 156
 157             if (k && k->contact)
 158             {
 159                 if (k->contact->name)
 160                     logf(LOG_LOG, "contact name %s", k->contact->name);
 161                 if (k->contact->phone)
 162                     logf(LOG_LOG, "contact phone %s", k->contact->phone);
 163                 if (k->contact->email)
 164                     logf(LOG_LOG, "contact email %s", k->contact->email);
 165             }
 166             if (k->addlBilling)
 167             {
 168                 logf(LOG_LOG, "Billing info (not shown)");
 169             }
 170
 171             if (n->resultSetItem)
 172             {
 173                 logf(LOG_LOG, "resultsetItem");
 174                 logf(LOG_LOG, "setId: %s", n->resultSetItem->resultSetId);
 175                 logf(LOG_LOG, "item: %d", *n->resultSetItem->item);
 176             }
 177         }
 178         break;
 179         }
 180     }
 181     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 182     {
 183         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 184         logf (LOG_LOG, "Received DB Update");
 185         if (up->which == Z_IUUpdate_esRequest)
 186         {
 187             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 188             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 189             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 190
 191             logf (LOG_LOG, "action");
 192             if (toKeep->action)
 193             {
 194                 switch (*toKeep->action)
 195                 {
 196                 case Z_IUOriginPartToKeep_recordInsert:
 197                     logf (LOG_LOG, " recordInsert");
 198                     break;
 199                 case Z_IUOriginPartToKeep_recordReplace:
 200                     logf (LOG_LOG, " recordUpdate");
 201                     break;
 202                 case Z_IUOriginPartToKeep_recordDelete:
 203                     logf (LOG_LOG, " recordDelete");
 204                     break;
 205                 case Z_IUOriginPartToKeep_elementUpdate:
 206                     logf (LOG_LOG, " elementUpdate");
 207                     break;
 208                 case Z_IUOriginPartToKeep_specialUpdate:
 209                     logf (LOG_LOG, " specialUpdate");
 210                     break;
 211                 default:
 212                     logf (LOG_LOG, " unknown (%d)", *toKeep->action);
 213                 }
 214             }
 215             logf (LOG_LOG, "database: %s",
 216                   (toKeep->databaseName ? toKeep->databaseName : "<null>"));
 217             if (notToKeep)
 218             {
 219                 int i;
 220                 for (i = 0; i < notToKeep->num; i++)
 221                 {
 222                     Z_External *rec = notToKeep->elements[i]->record;
 223
 224                     if (rec->direct_reference)
 225                     {
 226                         struct oident *oident;
 227                         oident = oid_getentbyoid(rec->direct_reference);
 228                         if (oident)
 229                             logf (LOG_LOG, "record %d type %s", i,
 230                                   oident->desc);
 231                     }
 232                     switch (rec->which)
 233                     {
 234                     case Z_External_sutrs:
 235                         if (rec->u.octet_aligned->len > 170)
 236                             logf (LOG_LOG, "%d bytes:\n%.168s ...",
 237                                   rec->u.sutrs->len,
 238                                   rec->u.sutrs->buf);
 239                         else
 240                             logf (LOG_LOG, "%d bytes:\n%s",
 241                                   rec->u.sutrs->len,
 242                                   rec->u.sutrs->buf);
 243                     case Z_External_octet        :
 244                         if (rec->u.octet_aligned->len > 170)
 245                             logf (LOG_LOG, "%d bytes:\n%.168s ...",
 246                                   rec->u.octet_aligned->len,
 247                                   rec->u.octet_aligned->buf);
 248                         else
 249                             logf (LOG_LOG, "%d bytes\n%s",
 250                                   rec->u.octet_aligned->len,
 251                                   rec->u.octet_aligned->buf);
 252                     }
 253                 }
 254             }
 255         }
 256     }
 257     else
 258     {
 259         logf (LOG_WARN, "Unknown Extended Service(%d)",
 260               rr->esr->taskSpecificParameters->which);
 261
 262     }
 263     rr->errcode = 0;
 264     return 0;
 265 }
 266
 267 int ztest_delete (void *handle, bend_delete_rr *rr)
 268 {
 269     if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
 270         rr->delete_status = Z_DeleteStatus_success;
 271     else
 272         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 273     return 0;
 274 }
 275
 276 /* Obsolete bend_search, never called because handler is registered */
 277 bend_searchresult *bend_search(void *handle, bend_searchrequest *q, int *fd)
 278 {
 279     return 0;
 280 }
 281
 282 /* Our sort handler really doesn't sort... */
 283 int ztest_sort (void *handle, bend_sort_rr *rr)
 284 {
 285     rr->errcode = 0;
 286     rr->sort_status = Z_SortStatus_success;
 287     return 0;
 288 }
 289
 290 static int atoin (const char *buf, int n)
 291 {
 292     int val = 0;
 293     while (--n >= 0)
 294     {
 295         if (isdigit(*buf))
 296             val = val*10 + (*buf - '0');
 297         buf++;
 298     }
 299     return val;
 300 }
 301
 302 char *marc_read(FILE *inf, ODR odr)
 303 {
 304     char length_str[5];
 305     size_t size;
 306     char *buf;
 307
 308     if (fread (length_str, 1, 5, inf) != 5)
 309         return NULL;
 310     size = atoin (length_str, 5);
 311     if (size <= 6)
 312         return NULL;
 313     if (!(buf = (char*) odr_malloc (odr, size+1)))
 314         return NULL;
 315     if (fread (buf+5, 1, size-5, inf) != (size-5))
 316     {
 317         xfree (buf);
 318         return NULL;
 319     }
 320     memcpy (buf, length_str, 5);
 321     buf[size] = '\0';
 322     return buf;
 323 }
 324
 325 static char *dummy_database_record (int num, ODR odr)
 326 {
 327     FILE *inf = fopen ("dummy-records", "r");
 328     char *buf;
 329
 330     if (!inf)
 331         return NULL;
 332     while (--num >= 0)
 333     {
 334         if (num == 98)
 335         {
 336             buf = (char*) odr_malloc(odr, 2101);
 337             assert(buf);
 338             memset(buf, 'A', 2100);
 339             buf[2100] = '\0';
 340             break;
 341         }
 342         else
 343             buf = marc_read (inf, odr);
 344         if (!num || !buf)
 345             break;
 346     }
 347     fclose(inf);
 348     if (num < 0)
 349         return 0;
 350     return buf;
 351 }
 352
 353 static Z_GenericRecord *dummy_grs_record (int num, ODR o)
 354 {
 355     FILE *f = fopen("dummy-grs", "r");
 356     char line[512];
 357     Z_GenericRecord *r = 0;
 358     int n;
 359
 360     if (!f)
 361         return 0;
 362     while (fgets(line, 512, f))
 363         if (*line == '#' && sscanf(line, "#%d", &n) == 1 && n == num)
 364         {
 365             r = read_grs1(f, o);
 366             break;
 367         }
 368     fclose(f);
 369     return r;
 370 }
 371
 372 bend_fetchresult *bend_fetch(void *handle, bend_fetchrequest *q, int *fd)
 373 {
 374     bend_fetchresult *r = (bend_fetchresult *)
 375                         odr_malloc (q->stream, sizeof(*r));
 376     char *cp;
 377     r->errstring = 0;
 378     r->last_in_set = 0;
 379     r->basename = "DUMMY";
 380     r->format = q->format;
 381     if (q->format == VAL_SUTRS)
 382     {
 383         char buf[100];
 384
 385         sprintf(buf, "This is dummy SUTRS record number %d\n", q->number);
 386         r->len = strlen(buf);
 387         r->record = (char *) odr_malloc (q->stream, r->len+1);
 388         strcpy(r->record, buf);
 389     }
 390     else if (q->format == VAL_GRS1)
 391     {
 392         r->len = -1;
 393         r->record = (char*) dummy_grs_record(q->number, q->stream);
 394         if (!r->record)
 395         {
 396             r->errcode = 13;
 397             return r;
 398         }
 399     }
 400     else if ((cp = dummy_database_record(q->number, q->stream)))
 401     {
 402         r->len = strlen(cp);
 403         r->record = cp;
 404         r->format = VAL_USMARC;
 405     }
 406     else
 407     {
 408         r->errcode = 13;
 409         return r;
 410     }
 411     r->errcode = 0;
 412     return r;
 413 }
 414
 415 /*
 416  * silly dummy-scan what reads words from a file.
 417  */
 418 bend_scanresult *bend_scan(void *handle, bend_scanrequest *q, int *fd)
 419 {
 420     bend_scanresult *r = (bend_scanresult *)
 421         odr_malloc (q->stream, sizeof(*r));
 422     static FILE *f = 0;
 423     static struct scan_entry list[200];
 424     static char entries[200][80];
 425     int hits[200];
 426     char term[80], *p;
 427     int i, pos;
 428
 429     r->errcode = 0;
 430     r->errstring = 0;
 431     r->entries = list;
 432     r->status = BEND_SCAN_SUCCESS;
 433     if (!f && !(f = fopen("dummy-words", "r")))
 434     {
 435         perror("dummy-words");
 436         exit(1);
 437     }
 438     if (q->term->term->which != Z_Term_general)
 439     {
 440         r->errcode = 229; /* unsupported term type */
 441         return r;
 442     }
 443     if (q->term->term->u.general->len >= 80)
 444     {
 445         r->errcode = 11; /* term too long */
 446         return r;
 447     }
 448     if (q->num_entries > 200)
 449     {
 450         r->errcode = 31;
 451         return r;
 452     }
 453     memcpy(term, q->term->term->u.general->buf, q->term->term->u.general->len);
 454     term[q->term->term->u.general->len] = '\0';
 455     for (p = term; *p; p++)
 456         if (islower(*p))
 457             *p = toupper(*p);
 458
 459     fseek(f, 0, SEEK_SET);
 460     r->num_entries = 0;
 461     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 462         i++, pos < 199 ? pos++ : (pos = 0))
 463     {
 464         if (!r->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 465         {
 466             if ((r->term_position = q->term_position) > i + 1)
 467             {
 468                 r->term_position = i + 1;
 469                 r->status = BEND_SCAN_PARTIAL;
 470             }
 471             for (; r->num_entries < r->term_position; r->num_entries++)
 472             {
 473                 int po;
 474
 475                 po = pos - r->term_position + r->num_entries + 1; /* find pos */
 476                 if (po < 0)
 477                     po += 200;
 478
 479                 if (!strcmp (term, "SD") && r->num_entries == 2)
 480                 {
 481                     list[r->num_entries].term = entries[pos];
 482                     list[r->num_entries].occurrences = -1;
 483                     list[r->num_entries].errcode = 233;
 484                     list[r->num_entries].errstring = "SD for Scan Term";
 485                 }
 486                 else
 487                 {
 488                     list[r->num_entries].term = entries[po];
 489                     list[r->num_entries].occurrences = hits[po];
 490                 }
 491             }
 492         }
 493         else if (r->num_entries)
 494         {
 495             list[r->num_entries].term = entries[pos];
 496             list[r->num_entries].occurrences = hits[pos];
 497             r->num_entries++;
 498         }
 499         if (r->num_entries >= q->num_entries)
 500             break;
 501     }
 502     if (feof(f))
 503         r->status = BEND_SCAN_PARTIAL;
 504     return r;
 505 }
 506
 507 void bend_close(void *handle)
 508 {
 509     return;
 510 }
 511
 512 int main(int argc, char **argv)
 513 {
 514     return statserv_main(argc, argv);
 515 }