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 1.24  1999-05-27 13:07:54  adam
  11  * Fix.
  12  *
  13  * Revision 1.23  1999/05/27 13:02:20  adam
  14  * Assigned OID for old DB Update (VAL_DBUPDATE0).
  15  *
  16  * Revision 1.22  1999/05/26 13:49:12  adam
  17  * DB Update implemented in client (very basic).
  18  *
  19  * Revision 1.21  1998/12/15 12:45:42  adam
  20  * Minor change.
  21  *
  22  * Revision 1.20  1998/12/14 14:48:05  adam
  23  * Fixed memory leak - happened when fetching MARC records.
  24  *
  25  * Revision 1.19  1998/10/20 15:16:22  adam
  26  * Minor change to prevent warning.
  27  *
  28  * Revision 1.18  1998/10/20 15:13:45  adam
  29  * Minor fix regarding output for Item Order.
  30  *
  31  * Revision 1.17  1998/10/18 22:33:35  quinn
  32  * Added diagnostic dump of Item Order Eservice.
  33  *
  34  * Revision 1.16  1998/10/15 08:26:23  adam
  35  * Added type cast to make C++ happy.
  36  *
  37  * Revision 1.15  1998/10/13 20:05:57  adam
  38  * Minor change.
  39  *
  40  * Revision 1.14  1998/10/13 16:12:25  adam
  41  * Added support for Surrogate Diagnostics for Scan Term entries.
  42  *
  43  * Revision 1.13  1998/08/19 16:10:09  adam
  44  * Changed som member names of DeleteResultSetRequest/Response.
  45  *
  46  * Revision 1.12  1998/07/20 12:38:44  adam
  47  * Implemented delete result set service to server API.
  48  *
  49  * Revision 1.11  1998/06/09 13:55:08  adam
  50  * Minor changes.
  51  *
  52  * Revision 1.10  1998/05/27 16:55:54  adam
  53  * Minor changes.
  54  *
  55  * Revision 1.9  1998/03/31 11:07:45  adam
  56  * Furhter work on UNIverse resource report.
  57  * Added Extended Services handling in frontend server.
  58  *
  59  * Revision 1.8  1998/02/11 11:53:36  adam
  60  * Changed code so that it compiles as C++.
  61  *
  62  * Revision 1.7  1998/02/10 11:03:57  adam
  63  * Added support for extended handlers in backend server interface.
  64  *
  65  * Revision 1.6  1998/01/29 13:16:02  adam
  66  * Added dummy sort in test server.
  67  *
  68  * Revision 1.5  1997/11/07 13:31:58  adam
  69  * Added NT Service name part of statserv_options_block. Moved NT
  70  * service utility to server library.
  71  *
  72  * Revision 1.4  1997/09/17 12:10:43  adam
  73  * YAZ version 1.4.
  74  *
  75  * Revision 1.3  1997/09/09 10:10:20  adam
  76  * Another MSV5.0 port. Changed projects to include proper
  77  * library/include paths.
  78  * Server starts server in test-mode when no options are given.
  79  *
  80  * Revision 1.2  1997/09/04 13:50:31  adam
  81  * Bug fix in ztest.
  82  *
  83  */
  84
  85 /*
  86  * Demonstration of simple server
  87  */
  88
  89 #include <stdio.h>
  90 #include <stdlib.h>
  91 #include <ctype.h>
  92 #include <assert.h>
  93
  94 #include <backend.h>
  95 #include <proto.h>
  96 #include <log.h>
  97
  98 Z_GenericRecord *read_grs1(FILE *f, ODR o);
  99
 100 int ztest_search (void *handle, bend_search_rr *rr);
 101 int ztest_sort (void *handle, bend_sort_rr *rr);
 102 int ztest_present (void *handle, bend_present_rr *rr);
 103 int ztest_esrequest (void *handle, bend_esrequest_rr *rr);
 104 int ztest_delete (void *handle, bend_delete_rr *rr);
 105
 106 bend_initresult *bend_init(bend_initrequest *q)
 107 {
 108     bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r));
 109     static char *dummy = "Hej fister";
 110
 111     r->errcode = 0;
 112     r->errstring = 0;
 113     r->handle = dummy;
 114     q->bend_sort = ztest_sort;       /* register sort handler */
 115     q->bend_search = ztest_search;   /* register search handler */
 116     q->bend_present = ztest_present; /* register present handle */
 117     q->bend_esrequest = ztest_esrequest;
 118     q->bend_delete = ztest_delete;
 119     return r;
 120 }
 121
 122 int ztest_search (void *handle, bend_search_rr *rr)
 123 {
 124     rr->hits = rand() % 22;
 125     return 0;
 126 }
 127
 128 int ztest_present (void *handle, bend_present_rr *rr)
 129 {
 130     return 0;
 131 }
 132
 133 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
 134 {
 135     logf(LOG_LOG, "function: %d", *rr->esr->function);
 136     if (rr->esr->packageName)
 137         logf(LOG_LOG, "packagename: %s", rr->esr->packageName);
 138     logf(LOG_LOG, "Waitaction: %d", *rr->esr->waitAction);
 139
 140     if (!rr->esr->taskSpecificParameters)
 141     {
 142         logf (LOG_WARN, "No task specific parameters");
 143     }
 144     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 145     {
 146         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 147         logf (LOG_LOG, "Received ItemOrder");
 148         switch (it->which)
 149         {
 150 #ifdef ASN_COMPILED
 151         case Z_IOItemOrder_esRequest:
 152 #else
 153         case Z_ItemOrder_esRequest:
 154 #endif
 155         {
 156             Z_IORequest *ir = it->u.esRequest;
 157             Z_IOOriginPartToKeep *k = ir->toKeep;
 158             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 159
 160             if (k && k->contact)
 161             {
 162                 if (k->contact->name)
 163                     logf(LOG_LOG, "contact name %s", k->contact->name);
 164                 if (k->contact->phone)
 165                     logf(LOG_LOG, "contact phone %s", k->contact->phone);
 166                 if (k->contact->email)
 167                     logf(LOG_LOG, "contact email %s", k->contact->email);
 168             }
 169             if (k->addlBilling)
 170             {
 171                 logf(LOG_LOG, "Billing info (not shown)");
 172             }
 173
 174             if (n->resultSetItem)
 175             {
 176                 logf(LOG_LOG, "resultsetItem");
 177                 logf(LOG_LOG, "setId: %s", n->resultSetItem->resultSetId);
 178                 logf(LOG_LOG, "item: %d", *n->resultSetItem->item);
 179             }
 180         }
 181         break;
 182         }
 183     }
 184     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 185     {
 186         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 187         logf (LOG_LOG, "Received DB Update");
 188         if (up->which == Z_IUUpdate_esRequest)
 189         {
 190             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 191             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 192             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 193
 194             logf (LOG_LOG, "action");
 195             if (toKeep->action)
 196             {
 197                 switch (*toKeep->action)
 198                 {
 199                 case Z_IUOriginPartToKeep_recordInsert:
 200                     logf (LOG_LOG, " recordInsert");
 201                     break;
 202                 case Z_IUOriginPartToKeep_recordReplace:
 203                     logf (LOG_LOG, " recordUpdate");
 204                     break;
 205                 case Z_IUOriginPartToKeep_recordDelete:
 206                     logf (LOG_LOG, " recordDelete");
 207                     break;
 208                 case Z_IUOriginPartToKeep_elementUpdate:
 209                     logf (LOG_LOG, " elementUpdate");
 210                     break;
 211                 case Z_IUOriginPartToKeep_specialUpdate:
 212                     logf (LOG_LOG, " specialUpdate");
 213                     break;
 214                 default:
 215                     logf (LOG_LOG, " unknown (%d)", *toKeep->action);
 216                 }
 217             }
 218             logf (LOG_LOG, "database: %s",
 219                   (toKeep->databaseName ? toKeep->databaseName : "<null>"));
 220             if (notToKeep)
 221             {
 222                 int i;
 223                 for (i = 0; i < notToKeep->num; i++)
 224                 {
 225                     Z_External *rec = notToKeep->elements[i]->record;
 226
 227                     if (rec->direct_reference)
 228                     {
 229                         struct oident *oident;
 230                         oident = oid_getentbyoid(rec->direct_reference);
 231                         if (oident)
 232                             logf (LOG_LOG, "record %d type %s", i,
 233                                   oident->desc);
 234                     }
 235                     switch (rec->which)
 236                     {
 237                     case Z_External_sutrs:
 238                         if (rec->u.octet_aligned->len > 170)
 239                             logf (LOG_LOG, "%d bytes:\n%.168s ...",
 240                                   rec->u.sutrs->len,
 241                                   rec->u.sutrs->buf);
 242                         else
 243                             logf (LOG_LOG, "%d bytes:\n%s",
 244                                   rec->u.sutrs->len,
 245                                   rec->u.sutrs->buf);
 246                         break;
 247                     case Z_External_octet        :
 248                         if (rec->u.octet_aligned->len > 170)
 249                             logf (LOG_LOG, "%d bytes:\n%.168s ...",
 250                                   rec->u.octet_aligned->len,
 251                                   rec->u.octet_aligned->buf);
 252                         else
 253                             logf (LOG_LOG, "%d bytes\n%s",
 254                                   rec->u.octet_aligned->len,
 255                                   rec->u.octet_aligned->buf);
 256                     }
 257                 }
 258             }
 259         }
 260     }
 261     else
 262     {
 263         logf (LOG_WARN, "Unknown Extended Service(%d)",
 264               rr->esr->taskSpecificParameters->which);
 265
 266     }
 267     rr->errcode = 0;
 268     return 0;
 269 }
 270
 271 int ztest_delete (void *handle, bend_delete_rr *rr)
 272 {
 273     if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
 274         rr->delete_status = Z_DeleteStatus_success;
 275     else
 276         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 277     return 0;
 278 }
 279
 280 /* Obsolete bend_search, never called because handler is registered */
 281 bend_searchresult *bend_search(void *handle, bend_searchrequest *q, int *fd)
 282 {
 283     return 0;
 284 }
 285
 286 /* Our sort handler really doesn't sort... */
 287 int ztest_sort (void *handle, bend_sort_rr *rr)
 288 {
 289     rr->errcode = 0;
 290     rr->sort_status = Z_SortStatus_success;
 291     return 0;
 292 }
 293
 294 static int atoin (const char *buf, int n)
 295 {
 296     int val = 0;
 297     while (--n >= 0)
 298     {
 299         if (isdigit(*buf))
 300             val = val*10 + (*buf - '0');
 301         buf++;
 302     }
 303     return val;
 304 }
 305
 306 char *marc_read(FILE *inf, ODR odr)
 307 {
 308     char length_str[5];
 309     size_t size;
 310     char *buf;
 311
 312     if (fread (length_str, 1, 5, inf) != 5)
 313         return NULL;
 314     size = atoin (length_str, 5);
 315     if (size <= 6)
 316         return NULL;
 317     if (!(buf = (char*) odr_malloc (odr, size+1)))
 318         return NULL;
 319     if (fread (buf+5, 1, size-5, inf) != (size-5))
 320     {
 321         xfree (buf);
 322         return NULL;
 323     }
 324     memcpy (buf, length_str, 5);
 325     buf[size] = '\0';
 326     return buf;
 327 }
 328
 329 static char *dummy_database_record (int num, ODR odr)
 330 {
 331     FILE *inf = fopen ("dummy-records", "r");
 332     char *buf;
 333
 334     if (!inf)
 335         return NULL;
 336     while (--num >= 0)
 337     {
 338         if (num == 98)
 339         {
 340             buf = (char*) odr_malloc(odr, 2101);
 341             assert(buf);
 342             memset(buf, 'A', 2100);
 343             buf[2100] = '\0';
 344             break;
 345         }
 346         else
 347             buf = marc_read (inf, odr);
 348         if (!num || !buf)
 349             break;
 350     }
 351     fclose(inf);
 352     if (num < 0)
 353         return 0;
 354     return buf;
 355 }
 356
 357 static Z_GenericRecord *dummy_grs_record (int num, ODR o)
 358 {
 359     FILE *f = fopen("dummy-grs", "r");
 360     char line[512];
 361     Z_GenericRecord *r = 0;
 362     int n;
 363
 364     if (!f)
 365         return 0;
 366     while (fgets(line, 512, f))
 367         if (*line == '#' && sscanf(line, "#%d", &n) == 1 && n == num)
 368         {
 369             r = read_grs1(f, o);
 370             break;
 371         }
 372     fclose(f);
 373     return r;
 374 }
 375
 376 bend_fetchresult *bend_fetch(void *handle, bend_fetchrequest *q, int *fd)
 377 {
 378     bend_fetchresult *r = (bend_fetchresult *)
 379                         odr_malloc (q->stream, sizeof(*r));
 380     char *cp;
 381     r->errstring = 0;
 382     r->last_in_set = 0;
 383     r->basename = "DUMMY";
 384     r->format = q->format;
 385     if (q->format == VAL_SUTRS)
 386     {
 387         char buf[100];
 388
 389         sprintf(buf, "This is dummy SUTRS record number %d\n", q->number);
 390         r->len = strlen(buf);
 391         r->record = (char *) odr_malloc (q->stream, r->len+1);
 392         strcpy(r->record, buf);
 393     }
 394     else if (q->format == VAL_GRS1)
 395     {
 396         r->len = -1;
 397         r->record = (char*) dummy_grs_record(q->number, q->stream);
 398         if (!r->record)
 399         {
 400             r->errcode = 13;
 401             return r;
 402         }
 403     }
 404     else if ((cp = dummy_database_record(q->number, q->stream)))
 405     {
 406         r->len = strlen(cp);
 407         r->record = cp;
 408         r->format = VAL_USMARC;
 409     }
 410     else
 411     {
 412         r->errcode = 13;
 413         return r;
 414     }
 415     r->errcode = 0;
 416     return r;
 417 }
 418
 419 /*
 420  * silly dummy-scan what reads words from a file.
 421  */
 422 bend_scanresult *bend_scan(void *handle, bend_scanrequest *q, int *fd)
 423 {
 424     bend_scanresult *r = (bend_scanresult *)
 425         odr_malloc (q->stream, sizeof(*r));
 426     static FILE *f = 0;
 427     static struct scan_entry list[200];
 428     static char entries[200][80];
 429     int hits[200];
 430     char term[80], *p;
 431     int i, pos;
 432
 433     r->errcode = 0;
 434     r->errstring = 0;
 435     r->entries = list;
 436     r->status = BEND_SCAN_SUCCESS;
 437     if (!f && !(f = fopen("dummy-words", "r")))
 438     {
 439         perror("dummy-words");
 440         exit(1);
 441     }
 442     if (q->term->term->which != Z_Term_general)
 443     {
 444         r->errcode = 229; /* unsupported term type */
 445         return r;
 446     }
 447     if (q->term->term->u.general->len >= 80)
 448     {
 449         r->errcode = 11; /* term too long */
 450         return r;
 451     }
 452     if (q->num_entries > 200)
 453     {
 454         r->errcode = 31;
 455         return r;
 456     }
 457     memcpy(term, q->term->term->u.general->buf, q->term->term->u.general->len);
 458     term[q->term->term->u.general->len] = '\0';
 459     for (p = term; *p; p++)
 460         if (islower(*p))
 461             *p = toupper(*p);
 462
 463     fseek(f, 0, SEEK_SET);
 464     r->num_entries = 0;
 465     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 466         i++, pos < 199 ? pos++ : (pos = 0))
 467     {
 468         if (!r->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 469         {
 470             if ((r->term_position = q->term_position) > i + 1)
 471             {
 472                 r->term_position = i + 1;
 473                 r->status = BEND_SCAN_PARTIAL;
 474             }
 475             for (; r->num_entries < r->term_position; r->num_entries++)
 476             {
 477                 int po;
 478
 479                 po = pos - r->term_position + r->num_entries + 1; /* find pos */
 480                 if (po < 0)
 481                     po += 200;
 482
 483                 if (!strcmp (term, "SD") && r->num_entries == 2)
 484                 {
 485                     list[r->num_entries].term = entries[pos];
 486                     list[r->num_entries].occurrences = -1;
 487                     list[r->num_entries].errcode = 233;
 488                     list[r->num_entries].errstring = "SD for Scan Term";
 489                 }
 490                 else
 491                 {
 492                     list[r->num_entries].term = entries[po];
 493                     list[r->num_entries].occurrences = hits[po];
 494                 }
 495             }
 496         }
 497         else if (r->num_entries)
 498         {
 499             list[r->num_entries].term = entries[pos];
 500             list[r->num_entries].occurrences = hits[pos];
 501             r->num_entries++;
 502         }
 503         if (r->num_entries >= q->num_entries)
 504             break;
 505     }
 506     if (feof(f))
 507         r->status = BEND_SCAN_PARTIAL;
 508     return r;
 509 }
 510
 511 void bend_close(void *handle)
 512 {
 513     return;
 514 }
 515
 516 int main(int argc, char **argv)
 517 {
 518     return statserv_main(argc, argv);
 519 }