ztest/ztest.c

   1 /*
   2  * Copyright (c) 1995-1999, 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 1.26  1999-08-27 09:40:32  adam
  11  * Renamed logf function to yaz_log. Removed VC++ project files.
  12  *
  13  * Revision 1.25  1999/06/01 14:29:12  adam
  14  * Work on Extended Services.
  15  *
  16  * Revision 1.24  1999/05/27 13:07:54  adam
  17  * Fix.
  18  *
  19  * Revision 1.23  1999/05/27 13:02:20  adam
  20  * Assigned OID for old DB Update (VAL_DBUPDATE0).
  21  *
  22  * Revision 1.22  1999/05/26 13:49:12  adam
  23  * DB Update implemented in client (very basic).
  24  *
  25  * Revision 1.21  1998/12/15 12:45:42  adam
  26  * Minor change.
  27  *
  28  * Revision 1.20  1998/12/14 14:48:05  adam
  29  * Fixed memory leak - happened when fetching MARC records.
  30  *
  31  * Revision 1.19  1998/10/20 15:16:22  adam
  32  * Minor change to prevent warning.
  33  *
  34  * Revision 1.18  1998/10/20 15:13:45  adam
  35  * Minor fix regarding output for Item Order.
  36  *
  37  * Revision 1.17  1998/10/18 22:33:35  quinn
  38  * Added diagnostic dump of Item Order Eservice.
  39  *
  40  * Revision 1.16  1998/10/15 08:26:23  adam
  41  * Added type cast to make C++ happy.
  42  *
  43  * Revision 1.15  1998/10/13 20:05:57  adam
  44  * Minor change.
  45  *
  46  * Revision 1.14  1998/10/13 16:12:25  adam
  47  * Added support for Surrogate Diagnostics for Scan Term entries.
  48  *
  49  * Revision 1.13  1998/08/19 16:10:09  adam
  50  * Changed som member names of DeleteResultSetRequest/Response.
  51  *
  52  * Revision 1.12  1998/07/20 12:38:44  adam
  53  * Implemented delete result set service to server API.
  54  *
  55  * Revision 1.11  1998/06/09 13:55:08  adam
  56  * Minor changes.
  57  *
  58  * Revision 1.10  1998/05/27 16:55:54  adam
  59  * Minor changes.
  60  *
  61  * Revision 1.9  1998/03/31 11:07:45  adam
  62  * Furhter work on UNIverse resource report.
  63  * Added Extended Services handling in frontend server.
  64  *
  65  * Revision 1.8  1998/02/11 11:53:36  adam
  66  * Changed code so that it compiles as C++.
  67  *
  68  * Revision 1.7  1998/02/10 11:03:57  adam
  69  * Added support for extended handlers in backend server interface.
  70  *
  71  * Revision 1.6  1998/01/29 13:16:02  adam
  72  * Added dummy sort in test server.
  73  *
  74  * Revision 1.5  1997/11/07 13:31:58  adam
  75  * Added NT Service name part of statserv_options_block. Moved NT
  76  * service utility to server library.
  77  *
  78  * Revision 1.4  1997/09/17 12:10:43  adam
  79  * YAZ version 1.4.
  80  *
  81  * Revision 1.3  1997/09/09 10:10:20  adam
  82  * Another MSV5.0 port. Changed projects to include proper
  83  * library/include paths.
  84  * Server starts server in test-mode when no options are given.
  85  *
  86  * Revision 1.2  1997/09/04 13:50:31  adam
  87  * Bug fix in ztest.
  88  *
  89  */
  90
  91 /*
  92  * Demonstration of simple server
  93  */
  94
  95 #include <stdio.h>
  96 #include <stdlib.h>
  97 #include <ctype.h>
  98 #include <assert.h>
  99
 100 #include <backend.h>
 101 #include <proto.h>
 102 #include <log.h>
 103
 104 Z_GenericRecord *read_grs1(FILE *f, ODR o);
 105
 106 int ztest_search (void *handle, bend_search_rr *rr);
 107 int ztest_sort (void *handle, bend_sort_rr *rr);
 108 int ztest_present (void *handle, bend_present_rr *rr);
 109 int ztest_esrequest (void *handle, bend_esrequest_rr *rr);
 110 int ztest_delete (void *handle, bend_delete_rr *rr);
 111
 112 bend_initresult *bend_init(bend_initrequest *q)
 113 {
 114     bend_initresult *r = (bend_initresult *) odr_malloc (q->stream, sizeof(*r));
 115     static char *dummy = "Hej fister";
 116
 117     r->errcode = 0;
 118     r->errstring = 0;
 119     r->handle = dummy;
 120     q->bend_sort = ztest_sort;       /* register sort handler */
 121     q->bend_search = ztest_search;   /* register search handler */
 122     q->bend_present = ztest_present; /* register present handle */
 123     q->bend_esrequest = ztest_esrequest;
 124     q->bend_delete = ztest_delete;
 125     return r;
 126 }
 127
 128 int ztest_search (void *handle, bend_search_rr *rr)
 129 {
 130     rr->hits = rand() % 22;
 131     return 0;
 132 }
 133
 134 int ztest_present (void *handle, bend_present_rr *rr)
 135 {
 136     return 0;
 137 }
 138
 139 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
 140 {
 141     yaz_log(LOG_LOG, "function: %d", *rr->esr->function);
 142     if (rr->esr->packageName)
 143         yaz_log(LOG_LOG, "packagename: %s", rr->esr->packageName);
 144     yaz_log(LOG_LOG, "Waitaction: %d", *rr->esr->waitAction);
 145
 146     if (!rr->esr->taskSpecificParameters)
 147     {
 148         yaz_log (LOG_WARN, "No task specific parameters");
 149     }
 150     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 151     {
 152         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 153         yaz_log (LOG_LOG, "Received ItemOrder");
 154         switch (it->which)
 155         {
 156 #ifdef ASN_COMPILED
 157         case Z_IOItemOrder_esRequest:
 158 #else
 159         case Z_ItemOrder_esRequest:
 160 #endif
 161         {
 162             Z_IORequest *ir = it->u.esRequest;
 163             Z_IOOriginPartToKeep *k = ir->toKeep;
 164             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 165
 166             if (k && k->contact)
 167             {
 168                 if (k->contact->name)
 169                     yaz_log(LOG_LOG, "contact name %s", k->contact->name);
 170                 if (k->contact->phone)
 171                     yaz_log(LOG_LOG, "contact phone %s", k->contact->phone);
 172                 if (k->contact->email)
 173                     yaz_log(LOG_LOG, "contact email %s", k->contact->email);
 174             }
 175             if (k->addlBilling)
 176             {
 177                 yaz_log(LOG_LOG, "Billing info (not shown)");
 178             }
 179
 180             if (n->resultSetItem)
 181             {
 182                 yaz_log(LOG_LOG, "resultsetItem");
 183                 yaz_log(LOG_LOG, "setId: %s", n->resultSetItem->resultSetId);
 184                 yaz_log(LOG_LOG, "item: %d", *n->resultSetItem->item);
 185             }
 186         }
 187         break;
 188         }
 189     }
 190     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 191     {
 192         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 193         yaz_log (LOG_LOG, "Received DB Update");
 194         if (up->which == Z_IUUpdate_esRequest)
 195         {
 196             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 197             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 198             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 199
 200             yaz_log (LOG_LOG, "action");
 201             if (toKeep->action)
 202             {
 203                 switch (*toKeep->action)
 204                 {
 205                 case Z_IUOriginPartToKeep_recordInsert:
 206                     yaz_log (LOG_LOG, " recordInsert");
 207                     break;
 208                 case Z_IUOriginPartToKeep_recordReplace:
 209                     yaz_log (LOG_LOG, " recordUpdate");
 210                     break;
 211                 case Z_IUOriginPartToKeep_recordDelete:
 212                     yaz_log (LOG_LOG, " recordDelete");
 213                     break;
 214                 case Z_IUOriginPartToKeep_elementUpdate:
 215                     yaz_log (LOG_LOG, " elementUpdate");
 216                     break;
 217                 case Z_IUOriginPartToKeep_specialUpdate:
 218                     yaz_log (LOG_LOG, " specialUpdate");
 219                     break;
 220                 default:
 221                     yaz_log (LOG_LOG, " unknown (%d)", *toKeep->action);
 222                 }
 223             }
 224             if (toKeep->databaseName)
 225             {
 226                 yaz_log (LOG_LOG, "database: %s", toKeep->databaseName);
 227                 if (!strcmp(toKeep->databaseName, "fault"))
 228                 {
 229                     rr->errcode = 109;
 230                     rr->errstring = toKeep->databaseName;
 231                 }
 232                 if (!strcmp(toKeep->databaseName, "accept"))
 233                     rr->errcode = -1;
 234             }
 235             if (notToKeep)
 236             {
 237                 int i;
 238                 for (i = 0; i < notToKeep->num; i++)
 239                 {
 240                     Z_External *rec = notToKeep->elements[i]->record;
 241
 242                     if (rec->direct_reference)
 243                     {
 244                         struct oident *oident;
 245                         oident = oid_getentbyoid(rec->direct_reference);
 246                         if (oident)
 247                             yaz_log (LOG_LOG, "record %d type %s", i,
 248                                      oident->desc);
 249                     }
 250                     switch (rec->which)
 251                     {
 252                     case Z_External_sutrs:
 253                         if (rec->u.octet_aligned->len > 170)
 254                             yaz_log (LOG_LOG, "%d bytes:\n%.168s ...",
 255                                      rec->u.sutrs->len,
 256                                      rec->u.sutrs->buf);
 257                         else
 258                             yaz_log (LOG_LOG, "%d bytes:\n%s",
 259                                      rec->u.sutrs->len,
 260                                      rec->u.sutrs->buf);
 261                         break;
 262                     case Z_External_octet        :
 263                         if (rec->u.octet_aligned->len > 170)
 264                             yaz_log (LOG_LOG, "%d bytes:\n%.168s ...",
 265                                      rec->u.octet_aligned->len,
 266                                      rec->u.octet_aligned->buf);
 267                         else
 268                             yaz_log (LOG_LOG, "%d bytes\n%s",
 269                                      rec->u.octet_aligned->len,
 270                                      rec->u.octet_aligned->buf);
 271                     }
 272                 }
 273             }
 274         }
 275     }
 276     else
 277     {
 278         yaz_log (LOG_WARN, "Unknown Extended Service(%d)",
 279                  rr->esr->taskSpecificParameters->which);
 280
 281     }
 282     return 0;
 283 }
 284
 285 int ztest_delete (void *handle, bend_delete_rr *rr)
 286 {
 287     if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
 288         rr->delete_status = Z_DeleteStatus_success;
 289     else
 290         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 291     return 0;
 292 }
 293
 294 /* Obsolete bend_search, never called because handler is registered */
 295 bend_searchresult *bend_search(void *handle, bend_searchrequest *q, int *fd)
 296 {
 297     return 0;
 298 }
 299
 300 /* Our sort handler really doesn't sort... */
 301 int ztest_sort (void *handle, bend_sort_rr *rr)
 302 {
 303     rr->errcode = 0;
 304     rr->sort_status = Z_SortStatus_success;
 305     return 0;
 306 }
 307
 308 static int atoin (const char *buf, int n)
 309 {
 310     int val = 0;
 311     while (--n >= 0)
 312     {
 313         if (isdigit(*buf))
 314             val = val*10 + (*buf - '0');
 315         buf++;
 316     }
 317     return val;
 318 }
 319
 320 char *marc_read(FILE *inf, ODR odr)
 321 {
 322     char length_str[5];
 323     size_t size;
 324     char *buf;
 325
 326     if (fread (length_str, 1, 5, inf) != 5)
 327         return NULL;
 328     size = atoin (length_str, 5);
 329     if (size <= 6)
 330         return NULL;
 331     if (!(buf = (char*) odr_malloc (odr, size+1)))
 332         return NULL;
 333     if (fread (buf+5, 1, size-5, inf) != (size-5))
 334     {
 335         xfree (buf);
 336         return NULL;
 337     }
 338     memcpy (buf, length_str, 5);
 339     buf[size] = '\0';
 340     return buf;
 341 }
 342
 343 static char *dummy_database_record (int num, ODR odr)
 344 {
 345     FILE *inf = fopen ("dummy-records", "r");
 346     char *buf;
 347
 348     if (!inf)
 349         return NULL;
 350     while (--num >= 0)
 351     {
 352         if (num == 98)
 353         {
 354             buf = (char*) odr_malloc(odr, 2101);
 355             assert(buf);
 356             memset(buf, 'A', 2100);
 357             buf[2100] = '\0';
 358             break;
 359         }
 360         else
 361             buf = marc_read (inf, odr);
 362         if (!num || !buf)
 363             break;
 364     }
 365     fclose(inf);
 366     if (num < 0)
 367         return 0;
 368     return buf;
 369 }
 370
 371 static Z_GenericRecord *dummy_grs_record (int num, ODR o)
 372 {
 373     FILE *f = fopen("dummy-grs", "r");
 374     char line[512];
 375     Z_GenericRecord *r = 0;
 376     int n;
 377
 378     if (!f)
 379         return 0;
 380     while (fgets(line, 512, f))
 381         if (*line == '#' && sscanf(line, "#%d", &n) == 1 && n == num)
 382         {
 383             r = read_grs1(f, o);
 384             break;
 385         }
 386     fclose(f);
 387     return r;
 388 }
 389
 390 bend_fetchresult *bend_fetch(void *handle, bend_fetchrequest *q, int *fd)
 391 {
 392     bend_fetchresult *r = (bend_fetchresult *)
 393                         odr_malloc (q->stream, sizeof(*r));
 394     char *cp;
 395     r->errstring = 0;
 396     r->last_in_set = 0;
 397     r->basename = "DUMMY";
 398     r->format = q->format;
 399     if (q->format == VAL_SUTRS)
 400     {
 401         char buf[100];
 402
 403         sprintf(buf, "This is dummy SUTRS record number %d\n", q->number);
 404         r->len = strlen(buf);
 405         r->record = (char *) odr_malloc (q->stream, r->len+1);
 406         strcpy(r->record, buf);
 407     }
 408     else if (q->format == VAL_GRS1)
 409     {
 410         r->len = -1;
 411         r->record = (char*) dummy_grs_record(q->number, q->stream);
 412         if (!r->record)
 413         {
 414             r->errcode = 13;
 415             return r;
 416         }
 417     }
 418     else if ((cp = dummy_database_record(q->number, q->stream)))
 419     {
 420         r->len = strlen(cp);
 421         r->record = cp;
 422         r->format = VAL_USMARC;
 423     }
 424     else
 425     {
 426         r->errcode = 13;
 427         return r;
 428     }
 429     r->errcode = 0;
 430     return r;
 431 }
 432
 433 /*
 434  * silly dummy-scan what reads words from a file.
 435  */
 436 bend_scanresult *bend_scan(void *handle, bend_scanrequest *q, int *fd)
 437 {
 438     bend_scanresult *r = (bend_scanresult *)
 439         odr_malloc (q->stream, sizeof(*r));
 440     static FILE *f = 0;
 441     static struct scan_entry list[200];
 442     static char entries[200][80];
 443     int hits[200];
 444     char term[80], *p;
 445     int i, pos;
 446
 447     r->errcode = 0;
 448     r->errstring = 0;
 449     r->entries = list;
 450     r->status = BEND_SCAN_SUCCESS;
 451     if (!f && !(f = fopen("dummy-words", "r")))
 452     {
 453         perror("dummy-words");
 454         exit(1);
 455     }
 456     if (q->term->term->which != Z_Term_general)
 457     {
 458         r->errcode = 229; /* unsupported term type */
 459         return r;
 460     }
 461     if (q->term->term->u.general->len >= 80)
 462     {
 463         r->errcode = 11; /* term too long */
 464         return r;
 465     }
 466     if (q->num_entries > 200)
 467     {
 468         r->errcode = 31;
 469         return r;
 470     }
 471     memcpy(term, q->term->term->u.general->buf, q->term->term->u.general->len);
 472     term[q->term->term->u.general->len] = '\0';
 473     for (p = term; *p; p++)
 474         if (islower(*p))
 475             *p = toupper(*p);
 476
 477     fseek(f, 0, SEEK_SET);
 478     r->num_entries = 0;
 479     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 480         i++, pos < 199 ? pos++ : (pos = 0))
 481     {
 482         if (!r->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 483         {
 484             if ((r->term_position = q->term_position) > i + 1)
 485             {
 486                 r->term_position = i + 1;
 487                 r->status = BEND_SCAN_PARTIAL;
 488             }
 489             for (; r->num_entries < r->term_position; r->num_entries++)
 490             {
 491                 int po;
 492
 493                 po = pos - r->term_position + r->num_entries + 1; /* find pos */
 494                 if (po < 0)
 495                     po += 200;
 496
 497                 if (!strcmp (term, "SD") && r->num_entries == 2)
 498                 {
 499                     list[r->num_entries].term = entries[pos];
 500                     list[r->num_entries].occurrences = -1;
 501                     list[r->num_entries].errcode = 233;
 502                     list[r->num_entries].errstring = "SD for Scan Term";
 503                 }
 504                 else
 505                 {
 506                     list[r->num_entries].term = entries[po];
 507                     list[r->num_entries].occurrences = hits[po];
 508                 }
 509             }
 510         }
 511         else if (r->num_entries)
 512         {
 513             list[r->num_entries].term = entries[pos];
 514             list[r->num_entries].occurrences = hits[pos];
 515             r->num_entries++;
 516         }
 517         if (r->num_entries >= q->num_entries)
 518             break;
 519     }
 520     if (feof(f))
 521         r->status = BEND_SCAN_PARTIAL;
 522     return r;
 523 }
 524
 525 void bend_close(void *handle)
 526 {
 527     return;
 528 }
 529
 530 int main(int argc, char **argv)
 531 {
 532     return statserv_main(argc, argv);
 533 }