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 1.25  1999-06-01 14:29:12  adam
  11  * Work on Extended Services.
  12  *
  13  * Revision 1.24  1999/05/27 13:07:54  adam
  14  * Fix.
  15  *
  16  * Revision 1.23  1999/05/27 13:02:20  adam
  17  * Assigned OID for old DB Update (VAL_DBUPDATE0).
  18  *
  19  * Revision 1.22  1999/05/26 13:49:12  adam
  20  * DB Update implemented in client (very basic).
  21  *
  22  * Revision 1.21  1998/12/15 12:45:42  adam
  23  * Minor change.
  24  *
  25  * Revision 1.20  1998/12/14 14:48:05  adam
  26  * Fixed memory leak - happened when fetching MARC records.
  27  *
  28  * Revision 1.19  1998/10/20 15:16:22  adam
  29  * Minor change to prevent warning.
  30  *
  31  * Revision 1.18  1998/10/20 15:13:45  adam
  32  * Minor fix regarding output for Item Order.
  33  *
  34  * Revision 1.17  1998/10/18 22:33:35  quinn
  35  * Added diagnostic dump of Item Order Eservice.
  36  *
  37  * Revision 1.16  1998/10/15 08:26:23  adam
  38  * Added type cast to make C++ happy.
  39  *
  40  * Revision 1.15  1998/10/13 20:05:57  adam
  41  * Minor change.
  42  *
  43  * Revision 1.14  1998/10/13 16:12:25  adam
  44  * Added support for Surrogate Diagnostics for Scan Term entries.
  45  *
  46  * Revision 1.13  1998/08/19 16:10:09  adam
  47  * Changed som member names of DeleteResultSetRequest/Response.
  48  *
  49  * Revision 1.12  1998/07/20 12:38:44  adam
  50  * Implemented delete result set service to server API.
  51  *
  52  * Revision 1.11  1998/06/09 13:55:08  adam
  53  * Minor changes.
  54  *
  55  * Revision 1.10  1998/05/27 16:55:54  adam
  56  * Minor changes.
  57  *
  58  * Revision 1.9  1998/03/31 11:07:45  adam
  59  * Furhter work on UNIverse resource report.
  60  * Added Extended Services handling in frontend server.
  61  *
  62  * Revision 1.8  1998/02/11 11:53:36  adam
  63  * Changed code so that it compiles as C++.
  64  *
  65  * Revision 1.7  1998/02/10 11:03:57  adam
  66  * Added support for extended handlers in backend server interface.
  67  *
  68  * Revision 1.6  1998/01/29 13:16:02  adam
  69  * Added dummy sort in test server.
  70  *
  71  * Revision 1.5  1997/11/07 13:31:58  adam
  72  * Added NT Service name part of statserv_options_block. Moved NT
  73  * service utility to server library.
  74  *
  75  * Revision 1.4  1997/09/17 12:10:43  adam
  76  * YAZ version 1.4.
  77  *
  78  * Revision 1.3  1997/09/09 10:10:20  adam
  79  * Another MSV5.0 port. Changed projects to include proper
  80  * library/include paths.
  81  * Server starts server in test-mode when no options are given.
  82  *
  83  * Revision 1.2  1997/09/04 13:50:31  adam
  84  * Bug fix in ztest.
  85  *
  86  */
  87
  88 /*
  89  * Demonstration of simple server
  90  */
  91
  92 #include <stdio.h>
  93 #include <stdlib.h>
  94 #include <ctype.h>
  95 #include <assert.h>
  96
  97 #include <backend.h>
  98 #include <proto.h>
  99 #include <log.h>
 100
 101 Z_GenericRecord *read_grs1(FILE *f, ODR o);
 102
 103 int ztest_search (void *handle, bend_search_rr *rr);
 104 int ztest_sort (void *handle, bend_sort_rr *rr);
 105 int ztest_present (void *handle, bend_present_rr *rr);
 106 int ztest_esrequest (void *handle, bend_esrequest_rr *rr);
 107 int ztest_delete (void *handle, bend_delete_rr *rr);
 108
 109 bend_initresult *bend_init(bend_initrequest *q)
 110 {
 111     bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r));
 112     static char *dummy = "Hej fister";
 113
 114     r->errcode = 0;
 115     r->errstring = 0;
 116     r->handle = dummy;
 117     q->bend_sort = ztest_sort;       /* register sort handler */
 118     q->bend_search = ztest_search;   /* register search handler */
 119     q->bend_present = ztest_present; /* register present handle */
 120     q->bend_esrequest = ztest_esrequest;
 121     q->bend_delete = ztest_delete;
 122     return r;
 123 }
 124
 125 int ztest_search (void *handle, bend_search_rr *rr)
 126 {
 127     rr->hits = rand() % 22;
 128     return 0;
 129 }
 130
 131 int ztest_present (void *handle, bend_present_rr *rr)
 132 {
 133     return 0;
 134 }
 135
 136 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
 137 {
 138     logf(LOG_LOG, "function: %d", *rr->esr->function);
 139     if (rr->esr->packageName)
 140         logf(LOG_LOG, "packagename: %s", rr->esr->packageName);
 141     logf(LOG_LOG, "Waitaction: %d", *rr->esr->waitAction);
 142
 143     if (!rr->esr->taskSpecificParameters)
 144     {
 145         logf (LOG_WARN, "No task specific parameters");
 146     }
 147     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 148     {
 149         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 150         logf (LOG_LOG, "Received ItemOrder");
 151         switch (it->which)
 152         {
 153 #ifdef ASN_COMPILED
 154         case Z_IOItemOrder_esRequest:
 155 #else
 156         case Z_ItemOrder_esRequest:
 157 #endif
 158         {
 159             Z_IORequest *ir = it->u.esRequest;
 160             Z_IOOriginPartToKeep *k = ir->toKeep;
 161             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 162
 163             if (k && k->contact)
 164             {
 165                 if (k->contact->name)
 166                     logf(LOG_LOG, "contact name %s", k->contact->name);
 167                 if (k->contact->phone)
 168                     logf(LOG_LOG, "contact phone %s", k->contact->phone);
 169                 if (k->contact->email)
 170                     logf(LOG_LOG, "contact email %s", k->contact->email);
 171             }
 172             if (k->addlBilling)
 173             {
 174                 logf(LOG_LOG, "Billing info (not shown)");
 175             }
 176
 177             if (n->resultSetItem)
 178             {
 179                 logf(LOG_LOG, "resultsetItem");
 180                 logf(LOG_LOG, "setId: %s", n->resultSetItem->resultSetId);
 181                 logf(LOG_LOG, "item: %d", *n->resultSetItem->item);
 182             }
 183         }
 184         break;
 185         }
 186     }
 187     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 188     {
 189         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 190         logf (LOG_LOG, "Received DB Update");
 191         if (up->which == Z_IUUpdate_esRequest)
 192         {
 193             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 194             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 195             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 196
 197             logf (LOG_LOG, "action");
 198             if (toKeep->action)
 199             {
 200                 switch (*toKeep->action)
 201                 {
 202                 case Z_IUOriginPartToKeep_recordInsert:
 203                     logf (LOG_LOG, " recordInsert");
 204                     break;
 205                 case Z_IUOriginPartToKeep_recordReplace:
 206                     logf (LOG_LOG, " recordUpdate");
 207                     break;
 208                 case Z_IUOriginPartToKeep_recordDelete:
 209                     logf (LOG_LOG, " recordDelete");
 210                     break;
 211                 case Z_IUOriginPartToKeep_elementUpdate:
 212                     logf (LOG_LOG, " elementUpdate");
 213                     break;
 214                 case Z_IUOriginPartToKeep_specialUpdate:
 215                     logf (LOG_LOG, " specialUpdate");
 216                     break;
 217                 default:
 218                     logf (LOG_LOG, " unknown (%d)", *toKeep->action);
 219                 }
 220             }
 221             if (toKeep->databaseName)
 222             {
 223                 logf (LOG_LOG, "database: %s", toKeep->databaseName);
 224                 if (!strcmp(toKeep->databaseName, "fault"))
 225                 {
 226                     rr->errcode = 109;
 227                     rr->errstring = toKeep->databaseName;
 228                 }
 229                 if (!strcmp(toKeep->databaseName, "accept"))
 230                     rr->errcode = -1;
 231             }
 232             if (notToKeep)
 233             {
 234                 int i;
 235                 for (i = 0; i < notToKeep->num; i++)
 236                 {
 237                     Z_External *rec = notToKeep->elements[i]->record;
 238
 239                     if (rec->direct_reference)
 240                     {
 241                         struct oident *oident;
 242                         oident = oid_getentbyoid(rec->direct_reference);
 243                         if (oident)
 244                             logf (LOG_LOG, "record %d type %s", i,
 245                                   oident->desc);
 246                     }
 247                     switch (rec->which)
 248                     {
 249                     case Z_External_sutrs:
 250                         if (rec->u.octet_aligned->len > 170)
 251                             logf (LOG_LOG, "%d bytes:\n%.168s ...",
 252                                   rec->u.sutrs->len,
 253                                   rec->u.sutrs->buf);
 254                         else
 255                             logf (LOG_LOG, "%d bytes:\n%s",
 256                                   rec->u.sutrs->len,
 257                                   rec->u.sutrs->buf);
 258                         break;
 259                     case Z_External_octet        :
 260                         if (rec->u.octet_aligned->len > 170)
 261                             logf (LOG_LOG, "%d bytes:\n%.168s ...",
 262                                   rec->u.octet_aligned->len,
 263                                   rec->u.octet_aligned->buf);
 264                         else
 265                             logf (LOG_LOG, "%d bytes\n%s",
 266                                   rec->u.octet_aligned->len,
 267                                   rec->u.octet_aligned->buf);
 268                     }
 269                 }
 270             }
 271         }
 272     }
 273     else
 274     {
 275         logf (LOG_WARN, "Unknown Extended Service(%d)",
 276               rr->esr->taskSpecificParameters->which);
 277
 278     }
 279     return 0;
 280 }
 281
 282 int ztest_delete (void *handle, bend_delete_rr *rr)
 283 {
 284     if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
 285         rr->delete_status = Z_DeleteStatus_success;
 286     else
 287         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 288     return 0;
 289 }
 290
 291 /* Obsolete bend_search, never called because handler is registered */
 292 bend_searchresult *bend_search(void *handle, bend_searchrequest *q, int *fd)
 293 {
 294     return 0;
 295 }
 296
 297 /* Our sort handler really doesn't sort... */
 298 int ztest_sort (void *handle, bend_sort_rr *rr)
 299 {
 300     rr->errcode = 0;
 301     rr->sort_status = Z_SortStatus_success;
 302     return 0;
 303 }
 304
 305 static int atoin (const char *buf, int n)
 306 {
 307     int val = 0;
 308     while (--n >= 0)
 309     {
 310         if (isdigit(*buf))
 311             val = val*10 + (*buf - '0');
 312         buf++;
 313     }
 314     return val;
 315 }
 316
 317 char *marc_read(FILE *inf, ODR odr)
 318 {
 319     char length_str[5];
 320     size_t size;
 321     char *buf;
 322
 323     if (fread (length_str, 1, 5, inf) != 5)
 324         return NULL;
 325     size = atoin (length_str, 5);
 326     if (size <= 6)
 327         return NULL;
 328     if (!(buf = (char*) odr_malloc (odr, size+1)))
 329         return NULL;
 330     if (fread (buf+5, 1, size-5, inf) != (size-5))
 331     {
 332         xfree (buf);
 333         return NULL;
 334     }
 335     memcpy (buf, length_str, 5);
 336     buf[size] = '\0';
 337     return buf;
 338 }
 339
 340 static char *dummy_database_record (int num, ODR odr)
 341 {
 342     FILE *inf = fopen ("dummy-records", "r");
 343     char *buf;
 344
 345     if (!inf)
 346         return NULL;
 347     while (--num >= 0)
 348     {
 349         if (num == 98)
 350         {
 351             buf = (char*) odr_malloc(odr, 2101);
 352             assert(buf);
 353             memset(buf, 'A', 2100);
 354             buf[2100] = '\0';
 355             break;
 356         }
 357         else
 358             buf = marc_read (inf, odr);
 359         if (!num || !buf)
 360             break;
 361     }
 362     fclose(inf);
 363     if (num < 0)
 364         return 0;
 365     return buf;
 366 }
 367
 368 static Z_GenericRecord *dummy_grs_record (int num, ODR o)
 369 {
 370     FILE *f = fopen("dummy-grs", "r");
 371     char line[512];
 372     Z_GenericRecord *r = 0;
 373     int n;
 374
 375     if (!f)
 376         return 0;
 377     while (fgets(line, 512, f))
 378         if (*line == '#' && sscanf(line, "#%d", &n) == 1 && n == num)
 379         {
 380             r = read_grs1(f, o);
 381             break;
 382         }
 383     fclose(f);
 384     return r;
 385 }
 386
 387 bend_fetchresult *bend_fetch(void *handle, bend_fetchrequest *q, int *fd)
 388 {
 389     bend_fetchresult *r = (bend_fetchresult *)
 390                         odr_malloc (q->stream, sizeof(*r));
 391     char *cp;
 392     r->errstring = 0;
 393     r->last_in_set = 0;
 394     r->basename = "DUMMY";
 395     r->format = q->format;
 396     if (q->format == VAL_SUTRS)
 397     {
 398         char buf[100];
 399
 400         sprintf(buf, "This is dummy SUTRS record number %d\n", q->number);
 401         r->len = strlen(buf);
 402         r->record = (char *) odr_malloc (q->stream, r->len+1);
 403         strcpy(r->record, buf);
 404     }
 405     else if (q->format == VAL_GRS1)
 406     {
 407         r->len = -1;
 408         r->record = (char*) dummy_grs_record(q->number, q->stream);
 409         if (!r->record)
 410         {
 411             r->errcode = 13;
 412             return r;
 413         }
 414     }
 415     else if ((cp = dummy_database_record(q->number, q->stream)))
 416     {
 417         r->len = strlen(cp);
 418         r->record = cp;
 419         r->format = VAL_USMARC;
 420     }
 421     else
 422     {
 423         r->errcode = 13;
 424         return r;
 425     }
 426     r->errcode = 0;
 427     return r;
 428 }
 429
 430 /*
 431  * silly dummy-scan what reads words from a file.
 432  */
 433 bend_scanresult *bend_scan(void *handle, bend_scanrequest *q, int *fd)
 434 {
 435     bend_scanresult *r = (bend_scanresult *)
 436         odr_malloc (q->stream, sizeof(*r));
 437     static FILE *f = 0;
 438     static struct scan_entry list[200];
 439     static char entries[200][80];
 440     int hits[200];
 441     char term[80], *p;
 442     int i, pos;
 443
 444     r->errcode = 0;
 445     r->errstring = 0;
 446     r->entries = list;
 447     r->status = BEND_SCAN_SUCCESS;
 448     if (!f && !(f = fopen("dummy-words", "r")))
 449     {
 450         perror("dummy-words");
 451         exit(1);
 452     }
 453     if (q->term->term->which != Z_Term_general)
 454     {
 455         r->errcode = 229; /* unsupported term type */
 456         return r;
 457     }
 458     if (q->term->term->u.general->len >= 80)
 459     {
 460         r->errcode = 11; /* term too long */
 461         return r;
 462     }
 463     if (q->num_entries > 200)
 464     {
 465         r->errcode = 31;
 466         return r;
 467     }
 468     memcpy(term, q->term->term->u.general->buf, q->term->term->u.general->len);
 469     term[q->term->term->u.general->len] = '\0';
 470     for (p = term; *p; p++)
 471         if (islower(*p))
 472             *p = toupper(*p);
 473
 474     fseek(f, 0, SEEK_SET);
 475     r->num_entries = 0;
 476     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 477         i++, pos < 199 ? pos++ : (pos = 0))
 478     {
 479         if (!r->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 480         {
 481             if ((r->term_position = q->term_position) > i + 1)
 482             {
 483                 r->term_position = i + 1;
 484                 r->status = BEND_SCAN_PARTIAL;
 485             }
 486             for (; r->num_entries < r->term_position; r->num_entries++)
 487             {
 488                 int po;
 489
 490                 po = pos - r->term_position + r->num_entries + 1; /* find pos */
 491                 if (po < 0)
 492                     po += 200;
 493
 494                 if (!strcmp (term, "SD") && r->num_entries == 2)
 495                 {
 496                     list[r->num_entries].term = entries[pos];
 497                     list[r->num_entries].occurrences = -1;
 498                     list[r->num_entries].errcode = 233;
 499                     list[r->num_entries].errstring = "SD for Scan Term";
 500                 }
 501                 else
 502                 {
 503                     list[r->num_entries].term = entries[po];
 504                     list[r->num_entries].occurrences = hits[po];
 505                 }
 506             }
 507         }
 508         else if (r->num_entries)
 509         {
 510             list[r->num_entries].term = entries[pos];
 511             list[r->num_entries].occurrences = hits[pos];
 512             r->num_entries++;
 513         }
 514         if (r->num_entries >= q->num_entries)
 515             break;
 516     }
 517     if (feof(f))
 518         r->status = BEND_SCAN_PARTIAL;
 519     return r;
 520 }
 521
 522 void bend_close(void *handle)
 523 {
 524     return;
 525 }
 526
 527 int main(int argc, char **argv)
 528 {
 529     return statserv_main(argc, argv);
 530 }