ztest/ztest.c

   1 /*
   2  * Copyright (c) 1995-2004, Index Data.
   3  * See the file LICENSE for details.
   4  *
   5  * $Id: ztest.c,v 1.67 2004-11-18 15:18:14 heikki Exp $
   6  */
   7
   8 /*
   9  * Demonstration of simple server
  10  */
  11
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <ctype.h>
  15
  16 #include <yaz/yaz-util.h>
  17 #include <yaz/backend.h>
  18 #include <yaz/ill.h>
  19
  20 static int log_level=0;
  21 static int log_level_set=0;
  22
  23 Z_GenericRecord *dummy_grs_record (int num, ODR o);
  24 char *dummy_marc_record (int num, ODR odr);
  25 char *dummy_xml_record (int num, ODR odr);
  26
  27 int ztest_search (void *handle, bend_search_rr *rr);
  28 int ztest_sort (void *handle, bend_sort_rr *rr);
  29 int ztest_present (void *handle, bend_present_rr *rr);
  30 int ztest_esrequest (void *handle, bend_esrequest_rr *rr);
  31 int ztest_delete (void *handle, bend_delete_rr *rr);
  32
  33 int ztest_search (void *handle, bend_search_rr *rr)
  34 {
  35     if (rr->num_bases != 1)
  36     {
  37         rr->errcode = 23;
  38         return 0;
  39     }
  40 #if NMEM_DEBUG
  41     /* if database is stop, stop this process.. For debugging only. */
  42     if (!yaz_matchstr (rr->basenames[0], "stop"))
  43     {
  44         nmem_print_list_l(YLOG_LOG);
  45         exit(0);
  46     }
  47 #endif
  48     /* Throw Database unavailable if other than Default */
  49     if (yaz_matchstr (rr->basenames[0], "Default"))
  50     {
  51         rr->errcode = 109;
  52         rr->errstring = rr->basenames[0];
  53         return 0;
  54     }
  55     rr->hits = rand() % 24;
  56     return 0;
  57 }
  58
  59
  60 /* this huge function handles extended services */
  61 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
  62 {
  63     /* user-defined handle - created in bend_init */
  64     int *counter = (int*) handle;
  65
  66     yaz_log(log_level, "ESRequest no %d", *counter);
  67
  68     (*counter)++;
  69
  70     if (rr->esr->packageName)
  71         yaz_log(log_level, "packagename: %s", rr->esr->packageName);
  72     yaz_log(log_level, "Waitaction: %d", *rr->esr->waitAction);
  73
  74
  75     yaz_log(log_level, "function: %d", *rr->esr->function);
  76
  77     if (!rr->esr->taskSpecificParameters)
  78     {
  79         yaz_log (log_level, "No task specific parameters");
  80     }
  81     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
  82     {
  83         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
  84         yaz_log (log_level, "Received ItemOrder");
  85         if (it->which == Z_IOItemOrder_esRequest)
  86         {
  87             Z_IORequest *ir = it->u.esRequest;
  88             Z_IOOriginPartToKeep *k = ir->toKeep;
  89             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
  90
  91             if (k && k->contact)
  92             {
  93                 if (k->contact->name)
  94                     yaz_log(log_level, "contact name %s", k->contact->name);
  95                 if (k->contact->phone)
  96                     yaz_log(log_level, "contact phone %s", k->contact->phone);
  97                 if (k->contact->email)
  98                     yaz_log(log_level, "contact email %s", k->contact->email);
  99             }
 100             if (k->addlBilling)
 101             {
 102                 yaz_log(log_level, "Billing info (not shown)");
 103             }
 104
 105             if (n->resultSetItem)
 106             {
 107                 yaz_log(log_level, "resultsetItem");
 108                 yaz_log(log_level, "setId: %s", n->resultSetItem->resultSetId);
 109                 yaz_log(log_level, "item: %d", *n->resultSetItem->item);
 110             }
 111             if (n->itemRequest)
 112             {
 113                 Z_External *r = (Z_External*) n->itemRequest;
 114                 ILL_ItemRequest *item_req = 0;
 115                 ILL_APDU *ill_apdu = 0;
 116                 if (r->direct_reference)
 117                 {
 118                     oident *ent = oid_getentbyoid(r->direct_reference);
 119                     if (ent)
 120                         yaz_log(log_level, "OID %s", ent->desc);
 121                     if (ent && ent->value == VAL_TEXT_XML)
 122                     {
 123                         yaz_log (log_level, "ILL XML request");
 124                         if (r->which == Z_External_octet)
 125                             yaz_log (log_level, "%.*s", r->u.octet_aligned->len,
 126                                      r->u.octet_aligned->buf);
 127                     }
 128                     if (ent && ent->value == VAL_ISO_ILL_1)
 129                     {
 130                         yaz_log (log_level, "Decode ItemRequest begin");
 131                         if (r->which == ODR_EXTERNAL_single)
 132                         {
 133                             odr_setbuf(rr->decode,
 134                                        (char *) r->u.single_ASN1_type->buf,
 135                                        r->u.single_ASN1_type->len, 0);
 136
 137                             if (!ill_ItemRequest (rr->decode, &item_req, 0, 0))
 138                             {
 139                                 yaz_log (log_level,
 140                                     "Couldn't decode ItemRequest %s near %d",
 141                                        odr_errmsg(odr_geterror(rr->decode)),
 142                                        odr_offset(rr->decode));
 143                             }
 144                             else
 145                                 yaz_log(log_level, "Decode ItemRequest OK");
 146                             if (rr->print)
 147                             {
 148                                 ill_ItemRequest (rr->print, &item_req, 0,
 149                                     "ItemRequest");
 150                                 odr_reset (rr->print);
 151                             }
 152                         }
 153                         if (!item_req && r->which == ODR_EXTERNAL_single)
 154                         {
 155                             yaz_log (log_level, "Decode ILL APDU begin");
 156                             odr_setbuf(rr->decode,
 157                                        (char*) r->u.single_ASN1_type->buf,
 158                                        r->u.single_ASN1_type->len, 0);
 159
 160                             if (!ill_APDU (rr->decode, &ill_apdu, 0, 0))
 161                             {
 162                                 yaz_log (log_level,
 163                                     "Couldn't decode ILL APDU %s near %d",
 164                                        odr_errmsg(odr_geterror(rr->decode)),
 165                                        odr_offset(rr->decode));
 166                                 yaz_log(log_level, "PDU dump:");
 167                                 odr_dumpBER(yaz_log_file(),
 168                                      (char *) r->u.single_ASN1_type->buf,
 169                                      r->u.single_ASN1_type->len);
 170                             }
 171                             else
 172                                 yaz_log(log_level, "Decode ILL APDU OK");
 173                             if (rr->print)
 174                             {
 175                                 ill_APDU (rr->print, &ill_apdu, 0,
 176                                     "ILL APDU");
 177                                 odr_reset (rr->print);
 178                             }
 179                         }
 180                     }
 181                 }
 182                 if (item_req)
 183                 {
 184                     yaz_log (log_level, "ILL protocol version = %d",
 185                              *item_req->protocol_version_num);
 186                 }
 187             }
 188             if (k)
 189             {
 190
 191                 Z_External *ext = (Z_External *)
 192                     odr_malloc (rr->stream, sizeof(*ext));
 193                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 194                     odr_malloc (rr->stream, sizeof(*keep));
 195                 Z_IOTargetPart *targetPart = (Z_IOTargetPart *)
 196                     odr_malloc (rr->stream, sizeof(*targetPart));
 197
 198                 rr->taskPackage = (Z_TaskPackage *)
 199                     odr_malloc (rr->stream, sizeof(*rr->taskPackage));
 200                 rr->taskPackage->packageType =
 201                     odr_oiddup (rr->stream, rr->esr->packageType);
 202                 rr->taskPackage->packageName = 0;
 203                 rr->taskPackage->userId = 0;
 204                 rr->taskPackage->retentionTime = 0;
 205                 rr->taskPackage->permissions = 0;
 206                 rr->taskPackage->description = 0;
 207                 rr->taskPackage->targetReference = (Odr_oct *)
 208                     odr_malloc (rr->stream, sizeof(Odr_oct));
 209                 rr->taskPackage->targetReference->buf =
 210                     (unsigned char *) odr_strdup (rr->stream, "911");
 211                 rr->taskPackage->targetReference->len =
 212                     rr->taskPackage->targetReference->size =
 213                     strlen((char *) (rr->taskPackage->targetReference->buf));
 214                 rr->taskPackage->creationDateTime = 0;
 215                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 216                 rr->taskPackage->packageDiagnostics = 0;
 217                 rr->taskPackage->taskSpecificParameters = ext;
 218
 219                 ext->direct_reference =
 220                     odr_oiddup (rr->stream, rr->esr->packageType);
 221                 ext->indirect_reference = 0;
 222                 ext->descriptor = 0;
 223                 ext->which = Z_External_itemOrder;
 224                 ext->u.itemOrder = (Z_ItemOrder *)
 225                     odr_malloc (rr->stream, sizeof(*ext->u.update));
 226                 ext->u.itemOrder->which = Z_IOItemOrder_taskPackage;
 227                 ext->u.itemOrder->u.taskPackage =  (Z_IOTaskPackage *)
 228                     odr_malloc (rr->stream, sizeof(Z_IOTaskPackage));
 229                 ext->u.itemOrder->u.taskPackage->originPart = k;
 230                 ext->u.itemOrder->u.taskPackage->targetPart = targetPart;
 231
 232                 targetPart->itemRequest = 0;
 233                 targetPart->statusOrErrorReport = 0;
 234                 targetPart->auxiliaryStatus = 0;
 235             }
 236         }
 237     }
 238     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 239     {
 240         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 241         yaz_log (log_level, "Received DB Update");
 242         if (up->which == Z_IUUpdate_esRequest)
 243         {
 244             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 245             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 246             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 247
 248             yaz_log (log_level, "action");
 249             if (toKeep->action)
 250             {
 251                 switch (*toKeep->action)
 252                 {
 253                 case Z_IUOriginPartToKeep_recordInsert:
 254                     yaz_log (log_level, " recordInsert");
 255                     break;
 256                 case Z_IUOriginPartToKeep_recordReplace:
 257                     yaz_log (log_level, " recordReplace");
 258                     break;
 259                 case Z_IUOriginPartToKeep_recordDelete:
 260                     yaz_log (log_level, " recordDelete");
 261                     break;
 262                 case Z_IUOriginPartToKeep_elementUpdate:
 263                     yaz_log (log_level, " elementUpdate");
 264                     break;
 265                 case Z_IUOriginPartToKeep_specialUpdate:
 266                     yaz_log (log_level, " specialUpdate");
 267                     break;
 268                 default:
 269                     yaz_log (log_level, " unknown (%d)", *toKeep->action);
 270                 }
 271             }
 272             if (toKeep->databaseName)
 273             {
 274                 yaz_log (log_level, "database: %s", toKeep->databaseName);
 275                 if (!strcmp(toKeep->databaseName, "fault"))
 276                 {
 277                     rr->errcode = 109;
 278                     rr->errstring = toKeep->databaseName;
 279                 }
 280                 if (!strcmp(toKeep->databaseName, "accept"))
 281                     rr->errcode = -1;
 282             }
 283             if (toKeep)
 284             {
 285                 Z_External *ext = (Z_External *)
 286                     odr_malloc (rr->stream, sizeof(*ext));
 287                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 288                     odr_malloc (rr->stream, sizeof(*keep));
 289                 Z_IUTargetPart *targetPart = (Z_IUTargetPart *)
 290                     odr_malloc (rr->stream, sizeof(*targetPart));
 291
 292                 rr->taskPackage = (Z_TaskPackage *)
 293                     odr_malloc (rr->stream, sizeof(*rr->taskPackage));
 294                 rr->taskPackage->packageType =
 295                     odr_oiddup (rr->stream, rr->esr->packageType);
 296                 rr->taskPackage->packageName = 0;
 297                 rr->taskPackage->userId = 0;
 298                 rr->taskPackage->retentionTime = 0;
 299                 rr->taskPackage->permissions = 0;
 300                 rr->taskPackage->description = 0;
 301                 rr->taskPackage->targetReference = (Odr_oct *)
 302                     odr_malloc (rr->stream, sizeof(Odr_oct));
 303                 rr->taskPackage->targetReference->buf =
 304                     (unsigned char *) odr_strdup (rr->stream, "123");
 305                 rr->taskPackage->targetReference->len =
 306                     rr->taskPackage->targetReference->size =
 307                     strlen((char *) (rr->taskPackage->targetReference->buf));
 308                 rr->taskPackage->creationDateTime = 0;
 309                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 310                 rr->taskPackage->packageDiagnostics = 0;
 311                 rr->taskPackage->taskSpecificParameters = ext;
 312
 313                 ext->direct_reference =
 314                     odr_oiddup (rr->stream, rr->esr->packageType);
 315                 ext->indirect_reference = 0;
 316                 ext->descriptor = 0;
 317                 ext->which = Z_External_update;
 318                 ext->u.update = (Z_IUUpdate *)
 319                     odr_malloc (rr->stream, sizeof(*ext->u.update));
 320                 ext->u.update->which = Z_IUUpdate_taskPackage;
 321                 ext->u.update->u.taskPackage =  (Z_IUUpdateTaskPackage *)
 322                     odr_malloc (rr->stream, sizeof(Z_IUUpdateTaskPackage));
 323                 ext->u.update->u.taskPackage->originPart = keep;
 324                 ext->u.update->u.taskPackage->targetPart = targetPart;
 325
 326                 keep->action = (int *) odr_malloc (rr->stream, sizeof(int));
 327                 *keep->action = *toKeep->action;
 328                 keep->databaseName =
 329                     odr_strdup (rr->stream, toKeep->databaseName);
 330                 keep->schema = 0;
 331                 keep->elementSetName = 0;
 332                 keep->actionQualifier = 0;
 333
 334                 targetPart->updateStatus = odr_intdup (rr->stream, 1);
 335                 targetPart->num_globalDiagnostics = 0;
 336                 targetPart->globalDiagnostics = (Z_DiagRec **) odr_nullval();
 337                 targetPart->num_taskPackageRecords = 1;
 338                 targetPart->taskPackageRecords =
 339                     (Z_IUTaskPackageRecordStructure **)
 340                     odr_malloc (rr->stream,
 341                                 sizeof(Z_IUTaskPackageRecordStructure *));
 342                 targetPart->taskPackageRecords[0] =
 343                     (Z_IUTaskPackageRecordStructure *)
 344                     odr_malloc (rr->stream,
 345                                 sizeof(Z_IUTaskPackageRecordStructure));
 346
 347                 targetPart->taskPackageRecords[0]->which =
 348                     Z_IUTaskPackageRecordStructure_record;
 349                 targetPart->taskPackageRecords[0]->u.record =
 350                     z_ext_record (rr->stream, VAL_SUTRS, "test", 4);
 351                 targetPart->taskPackageRecords[0]->correlationInfo = 0;
 352                 targetPart->taskPackageRecords[0]->recordStatus =
 353                     odr_intdup (rr->stream,
 354                                 Z_IUTaskPackageRecordStructure_success);
 355                 targetPart->taskPackageRecords[0]->num_supplementalDiagnostics
 356                     = 0;
 357
 358                 targetPart->taskPackageRecords[0]->supplementalDiagnostics = 0;
 359             }
 360             if (notToKeep)
 361             {
 362                 int i;
 363                 for (i = 0; i < notToKeep->num; i++)
 364                 {
 365                     Z_External *rec = notToKeep->elements[i]->record;
 366
 367                     if (rec->direct_reference)
 368                     {
 369                         struct oident *oident;
 370                         oident = oid_getentbyoid(rec->direct_reference);
 371                         if (oident)
 372                             yaz_log (log_level, "record %d type %s", i,
 373                                      oident->desc);
 374                     }
 375                     switch (rec->which)
 376                     {
 377                     case Z_External_sutrs:
 378                         if (rec->u.octet_aligned->len > 170)
 379                             yaz_log (log_level, "%d bytes:\n%.168s ...",
 380                                      rec->u.sutrs->len,
 381                                      rec->u.sutrs->buf);
 382                         else
 383                             yaz_log (log_level, "%d bytes:\n%s",
 384                                      rec->u.sutrs->len,
 385                                      rec->u.sutrs->buf);
 386                         break;
 387                     case Z_External_octet        :
 388                         if (rec->u.octet_aligned->len > 170)
 389                             yaz_log (log_level, "%d bytes:\n%.168s ...",
 390                                      rec->u.octet_aligned->len,
 391                                      rec->u.octet_aligned->buf);
 392                         else
 393                             yaz_log (log_level, "%d bytes\n%s",
 394                                      rec->u.octet_aligned->len,
 395                                      rec->u.octet_aligned->buf);
 396                     }
 397                 }
 398             }
 399         }
 400     }
 401     else if (rr->esr->taskSpecificParameters->which == Z_External_update0)
 402     {
 403         yaz_log(log_level, "Received DB Update (version 0)");
 404     }
 405     else
 406     {
 407         yaz_log (YLOG_WARN, "Unknown Extended Service(%d)",
 408                  rr->esr->taskSpecificParameters->which);
 409
 410     }
 411     return 0;
 412 }
 413
 414 /* result set delete */
 415 int ztest_delete (void *handle, bend_delete_rr *rr)
 416 {
 417     if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
 418         rr->delete_status = Z_DeleteStatus_success;
 419     else
 420         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 421     return 0;
 422 }
 423
 424 /* Our sort handler really doesn't sort... */
 425 int ztest_sort (void *handle, bend_sort_rr *rr)
 426 {
 427     rr->errcode = 0;
 428     rr->sort_status = Z_SortResponse_success;
 429     return 0;
 430 }
 431
 432
 433 /* present request handler */
 434 int ztest_present (void *handle, bend_present_rr *rr)
 435 {
 436     return 0;
 437 }
 438
 439 /* retrieval of a single record (present, and piggy back search) */
 440 int ztest_fetch(void *handle, bend_fetch_rr *r)
 441 {
 442     char *cp;
 443
 444     r->last_in_set = 0;
 445     r->basename = "Default";
 446     r->output_format = r->request_format;
 447     if (r->request_format == VAL_SUTRS)
 448     {
 449         /* this section returns a small record */
 450         char buf[100];
 451
 452         sprintf(buf, "This is dummy SUTRS record number %d\n", r->number);
 453
 454         r->len = strlen(buf);
 455         r->record = (char *) odr_malloc (r->stream, r->len+1);
 456         strcpy(r->record, buf);
 457     }
 458     else if (r->request_format == VAL_GRS1)
 459     {
 460         r->len = -1;
 461         r->record = (char*) dummy_grs_record(r->number, r->stream);
 462         if (!r->record)
 463         {
 464             r->errcode = 13;
 465             return 0;
 466         }
 467     }
 468     else if (r->request_format == VAL_POSTSCRIPT)
 469     {
 470         char fname[20];
 471         FILE *f;
 472         long size;
 473
 474         sprintf (fname, "part.%d.ps", r->number);
 475         f = fopen(fname, "rb");
 476         if (!f)
 477         {
 478             r->errcode = 13;
 479             return 0;
 480         }
 481         fseek (f, 0L, SEEK_END);
 482         size = ftell (f);
 483         if (size <= 0 || size >= 5000000)
 484         {
 485             r->errcode = 14;
 486             return 0;
 487         }
 488         fseek (f, 0L, SEEK_SET);
 489         r->record = (char*) odr_malloc (r->stream, size);
 490         r->len = size;
 491         r->output_format = VAL_POSTSCRIPT;
 492         fread (r->record, size, 1, f);
 493         fclose (f);
 494     }
 495     else if (r->request_format == VAL_TEXT_XML)
 496     {
 497         if ((cp = dummy_xml_record (r->number, r->stream)))
 498         {
 499             r->len = strlen(cp);
 500             r->record = cp;
 501             r->output_format = VAL_TEXT_XML;
 502         }
 503         else
 504         {
 505             r->errcode = 14;
 506             r->surrogate_flag = 1;
 507             return 0;
 508         }
 509     }
 510     else if ((cp = dummy_marc_record(r->number, r->stream)))
 511     {
 512         r->len = strlen(cp);
 513         r->record = cp;
 514         r->output_format = VAL_USMARC;
 515     }
 516     else
 517     {
 518         r->errcode = 13;
 519         return 0;
 520     }
 521     r->errcode = 0;
 522     return 0;
 523 }
 524
 525 /*
 526  * silly dummy-scan what reads words from a file.
 527  */
 528 int ztest_scan(void *handle, bend_scan_rr *q)
 529 {
 530     static FILE *f = 0;
 531     static struct scan_entry list[200];
 532     static char entries[200][80];
 533     int hits[200];
 534     char term[80], *p;
 535     int i, pos;
 536     int term_position_req = q->term_position;
 537     int num_entries_req = q->num_entries;
 538
 539     q->errcode = 0;
 540     q->errstring = 0;
 541     q->entries = list;
 542     q->status = BEND_SCAN_SUCCESS;
 543     if (!f && !(f = fopen("dummy-words", "r")))
 544     {
 545         perror("dummy-words");
 546         exit(1);
 547     }
 548     if (q->term->term->which != Z_Term_general)
 549     {
 550         q->errcode = 229; /* unsupported term type */
 551         return 0;
 552     }
 553     if (*q->step_size != 0)
 554     {
 555         q->errcode = 205; /*Only zero step size supported for Scan */
 556         return 0;
 557     }
 558     if (q->term->term->u.general->len >= 80)
 559     {
 560         q->errcode = 11; /* term too long */
 561         return 0;
 562     }
 563     if (q->num_entries > 200)
 564     {
 565         q->errcode = 31;
 566         return 0;
 567     }
 568     memcpy(term, q->term->term->u.general->buf, q->term->term->u.general->len);
 569     term[q->term->term->u.general->len] = '\0';
 570     for (p = term; *p; p++)
 571         if (islower(*p))
 572             *p = toupper(*p);
 573
 574     fseek(f, 0, SEEK_SET);
 575     q->num_entries = 0;
 576
 577     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 578         i++, pos < 199 ? pos++ : (pos = 0))
 579     {
 580         if (!q->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 581         {
 582             if ((q->term_position = term_position_req) > i + 1)
 583             {
 584                 q->term_position = i + 1;
 585                 q->status = BEND_SCAN_PARTIAL;
 586             }
 587             for (; q->num_entries < q->term_position; q->num_entries++)
 588             {
 589                 int po;
 590
 591                 po = pos - q->term_position + q->num_entries+1; /* find pos */
 592                 if (po < 0)
 593                     po += 200;
 594
 595                 if (!strcmp (term, "SD") && q->num_entries == 2)
 596                 {
 597                     list[q->num_entries].term = entries[pos];
 598                     list[q->num_entries].occurrences = -1;
 599                     list[q->num_entries].errcode = 233;
 600                     list[q->num_entries].errstring = "SD for Scan Term";
 601                 }
 602                 else
 603                 {
 604                     list[q->num_entries].term = entries[po];
 605                     list[q->num_entries].occurrences = hits[po];
 606                 }
 607             }
 608         }
 609         else if (q->num_entries)
 610         {
 611             list[q->num_entries].term = entries[pos];
 612             list[q->num_entries].occurrences = hits[pos];
 613             q->num_entries++;
 614         }
 615         if (q->num_entries >= num_entries_req)
 616             break;
 617     }
 618     if (feof(f))
 619         q->status = BEND_SCAN_PARTIAL;
 620     return 0;
 621 }
 622
 623 static int ztest_explain(void *handle, bend_explain_rr *rr)
 624 {
 625     if (rr->database && !strcmp(rr->database, "Default"))
 626     {
 627         rr->explain_buf = "<explain>\n"
 628             "\t<serverInfo>\n"
 629             "\t\t<host>localhost</host>\n"
 630             "\t\t<port>210</port>\n"
 631             "\t</serverInfo>\n"
 632             "</explain>\n";
 633     }
 634     return 0;
 635 }
 636
 637 bend_initresult *bend_init(bend_initrequest *q)
 638 {
 639     bend_initresult *r = (bend_initresult *)
 640         odr_malloc (q->stream, sizeof(*r));
 641     int *counter = (int *) xmalloc (sizeof(int));
 642
 643     if (!log_level_set)
 644     {
 645         log_level=yaz_log_module_level("ztest");
 646         log_level_set=1;
 647     }
 648
 649     *counter = 0;
 650     r->errcode = 0;
 651     r->errstring = 0;
 652     r->handle = counter;         /* user handle, in this case a simple int */
 653     q->bend_sort = ztest_sort;              /* register sort handler */
 654     q->bend_search = ztest_search;          /* register search handler */
 655     q->bend_present = ztest_present;        /* register present handle */
 656     q->bend_esrequest = ztest_esrequest;
 657     q->bend_delete = ztest_delete;
 658     q->bend_fetch = ztest_fetch;
 659     q->bend_scan = ztest_scan;
 660     q->bend_explain = ztest_explain;
 661
 662     return r;
 663 }
 664
 665 void bend_close(void *handle)
 666 {
 667     xfree (handle);              /* release our user-defined handle */
 668     return;
 669 }
 670
 671 int main(int argc, char **argv)
 672 {
 673     return statserv_main(argc, argv, bend_init, bend_close);
 674 }