ztest/ztest.c

   1 /*
   2  * Copyright (C) 1995-2005, Index Data ApS
   3  * See the file LICENSE for details.
   4  *
   5  * $Id: ztest.c,v 1.76 2006-01-17 19:04:05 adam Exp $
   6  */
   7
   8 /*
   9  * Demonstration of simple server
  10  */
  11
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <ctype.h>
  15 #if HAVE_UNISTD_H
  16 #include <unistd.h>
  17 #endif
  18
  19 #include <yaz/yaz-util.h>
  20 #include <yaz/backend.h>
  21 #include <yaz/ill.h>
  22
  23 static int log_level=0;
  24 static int log_level_set=0;
  25
  26 Z_GenericRecord *dummy_grs_record (int num, ODR o);
  27 char *dummy_marc_record (int num, ODR odr);
  28 char *dummy_xml_record (int num, ODR odr);
  29
  30 int ztest_search(void *handle, bend_search_rr *rr);
  31 int ztest_sort(void *handle, bend_sort_rr *rr);
  32 int ztest_present(void *handle, bend_present_rr *rr);
  33 int ztest_esrequest(void *handle, bend_esrequest_rr *rr);
  34 int ztest_delete(void *handle, bend_delete_rr *rr);
  35
  36 int ztest_search(void *handle, bend_search_rr *rr)
  37 {
  38     if (rr->num_bases != 1)
  39     {
  40         rr->errcode = 23;
  41         return 0;
  42     }
  43 #if NMEM_DEBUG
  44     /* if database is stop, stop this process.. For debugging only. */
  45     if (!yaz_matchstr (rr->basenames[0], "stop"))
  46     {
  47         nmem_print_list_l(YLOG_LOG);
  48         exit(0);
  49     }
  50 #endif
  51     /* Throw Database unavailable if other than Default or Slow */
  52     if (!yaz_matchstr (rr->basenames[0], "Default"))
  53         ;  /* Default is OK in our test */
  54     else if(!yaz_matchstr (rr->basenames[0], "Slow"))
  55     {
  56 #if HAVE_UNISTD_H
  57         sleep(3);
  58 #endif
  59         ;
  60     }
  61     else
  62     {
  63         rr->errcode = 109;
  64         rr->errstring = rr->basenames[0];
  65         return 0;
  66     }
  67     rr->hits = rand() % 24;
  68     return 0;
  69 }
  70
  71
  72 /* this huge function handles extended services */
  73 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
  74 {
  75     /* user-defined handle - created in bend_init */
  76     int *counter = (int*) handle;
  77
  78     yaz_log(log_level, "ESRequest no %d", *counter);
  79
  80     (*counter)++;
  81
  82     if (rr->esr->packageName)
  83         yaz_log(log_level, "packagename: %s", rr->esr->packageName);
  84     yaz_log(log_level, "Waitaction: %d", *rr->esr->waitAction);
  85
  86
  87     yaz_log(log_level, "function: %d", *rr->esr->function);
  88
  89     if (!rr->esr->taskSpecificParameters)
  90     {
  91         yaz_log (log_level, "No task specific parameters");
  92     }
  93     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
  94     {
  95         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
  96         yaz_log (log_level, "Received ItemOrder");
  97         if (it->which == Z_IOItemOrder_esRequest)
  98         {
  99             Z_IORequest *ir = it->u.esRequest;
 100             Z_IOOriginPartToKeep *k = ir->toKeep;
 101             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 102
 103             if (k && k->contact)
 104             {
 105                 if (k->contact->name)
 106                     yaz_log(log_level, "contact name %s", k->contact->name);
 107                 if (k->contact->phone)
 108                     yaz_log(log_level, "contact phone %s", k->contact->phone);
 109                 if (k->contact->email)
 110                     yaz_log(log_level, "contact email %s", k->contact->email);
 111             }
 112             if (k->addlBilling)
 113             {
 114                 yaz_log(log_level, "Billing info (not shown)");
 115             }
 116
 117             if (n->resultSetItem)
 118             {
 119                 yaz_log(log_level, "resultsetItem");
 120                 yaz_log(log_level, "setId: %s", n->resultSetItem->resultSetId);
 121                 yaz_log(log_level, "item: %d", *n->resultSetItem->item);
 122             }
 123             if (n->itemRequest)
 124             {
 125                 Z_External *r = (Z_External*) n->itemRequest;
 126                 ILL_ItemRequest *item_req = 0;
 127                 ILL_APDU *ill_apdu = 0;
 128                 if (r->direct_reference)
 129                 {
 130                     oident *ent = oid_getentbyoid(r->direct_reference);
 131                     if (ent)
 132                         yaz_log(log_level, "OID %s", ent->desc);
 133                     if (ent && ent->value == VAL_TEXT_XML)
 134                     {
 135                         yaz_log (log_level, "ILL XML request");
 136                         if (r->which == Z_External_octet)
 137                             yaz_log (log_level, "%.*s", r->u.octet_aligned->len,
 138                                      r->u.octet_aligned->buf);
 139                     }
 140                     if (ent && ent->value == VAL_ISO_ILL_1)
 141                     {
 142                         yaz_log (log_level, "Decode ItemRequest begin");
 143                         if (r->which == ODR_EXTERNAL_single)
 144                         {
 145                             odr_setbuf(rr->decode,
 146                                        (char *) r->u.single_ASN1_type->buf,
 147                                        r->u.single_ASN1_type->len, 0);
 148
 149                             if (!ill_ItemRequest (rr->decode, &item_req, 0, 0))
 150                             {
 151                                 yaz_log (log_level,
 152                                     "Couldn't decode ItemRequest %s near %d",
 153                                        odr_errmsg(odr_geterror(rr->decode)),
 154                                        odr_offset(rr->decode));
 155                             }
 156                             else
 157                                 yaz_log(log_level, "Decode ItemRequest OK");
 158                             if (rr->print)
 159                             {
 160                                 ill_ItemRequest (rr->print, &item_req, 0,
 161                                     "ItemRequest");
 162                                 odr_reset (rr->print);
 163                             }
 164                         }
 165                         if (!item_req && r->which == ODR_EXTERNAL_single)
 166                         {
 167                             yaz_log (log_level, "Decode ILL APDU begin");
 168                             odr_setbuf(rr->decode,
 169                                        (char*) r->u.single_ASN1_type->buf,
 170                                        r->u.single_ASN1_type->len, 0);
 171
 172                             if (!ill_APDU (rr->decode, &ill_apdu, 0, 0))
 173                             {
 174                                 yaz_log (log_level,
 175                                     "Couldn't decode ILL APDU %s near %d",
 176                                        odr_errmsg(odr_geterror(rr->decode)),
 177                                        odr_offset(rr->decode));
 178                                 yaz_log(log_level, "PDU dump:");
 179                                 odr_dumpBER(yaz_log_file(),
 180                                      (char *) r->u.single_ASN1_type->buf,
 181                                      r->u.single_ASN1_type->len);
 182                             }
 183                             else
 184                                 yaz_log(log_level, "Decode ILL APDU OK");
 185                             if (rr->print)
 186                             {
 187                                 ill_APDU (rr->print, &ill_apdu, 0,
 188                                     "ILL APDU");
 189                                 odr_reset (rr->print);
 190                             }
 191                         }
 192                     }
 193                 }
 194                 if (item_req)
 195                 {
 196                     yaz_log (log_level, "ILL protocol version = %d",
 197                              *item_req->protocol_version_num);
 198                 }
 199             }
 200             if (k)
 201             {
 202
 203                 Z_External *ext = (Z_External *)
 204                     odr_malloc (rr->stream, sizeof(*ext));
 205                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 206                     odr_malloc (rr->stream, sizeof(*keep));
 207                 Z_IOTargetPart *targetPart = (Z_IOTargetPart *)
 208                     odr_malloc (rr->stream, sizeof(*targetPart));
 209
 210                 rr->taskPackage = (Z_TaskPackage *)
 211                     odr_malloc (rr->stream, sizeof(*rr->taskPackage));
 212                 rr->taskPackage->packageType =
 213                     odr_oiddup (rr->stream, rr->esr->packageType);
 214                 rr->taskPackage->packageName = 0;
 215                 rr->taskPackage->userId = 0;
 216                 rr->taskPackage->retentionTime = 0;
 217                 rr->taskPackage->permissions = 0;
 218                 rr->taskPackage->description = 0;
 219                 rr->taskPackage->targetReference = (Odr_oct *)
 220                     odr_malloc (rr->stream, sizeof(Odr_oct));
 221                 rr->taskPackage->targetReference->buf =
 222                     (unsigned char *) odr_strdup (rr->stream, "911");
 223                 rr->taskPackage->targetReference->len =
 224                     rr->taskPackage->targetReference->size =
 225                     strlen((char *) (rr->taskPackage->targetReference->buf));
 226                 rr->taskPackage->creationDateTime = 0;
 227                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 228                 rr->taskPackage->packageDiagnostics = 0;
 229                 rr->taskPackage->taskSpecificParameters = ext;
 230
 231                 ext->direct_reference =
 232                     odr_oiddup (rr->stream, rr->esr->packageType);
 233                 ext->indirect_reference = 0;
 234                 ext->descriptor = 0;
 235                 ext->which = Z_External_itemOrder;
 236                 ext->u.itemOrder = (Z_ItemOrder *)
 237                     odr_malloc (rr->stream, sizeof(*ext->u.update));
 238                 ext->u.itemOrder->which = Z_IOItemOrder_taskPackage;
 239                 ext->u.itemOrder->u.taskPackage =  (Z_IOTaskPackage *)
 240                     odr_malloc (rr->stream, sizeof(Z_IOTaskPackage));
 241                 ext->u.itemOrder->u.taskPackage->originPart = k;
 242                 ext->u.itemOrder->u.taskPackage->targetPart = targetPart;
 243
 244                 targetPart->itemRequest = 0;
 245                 targetPart->statusOrErrorReport = 0;
 246                 targetPart->auxiliaryStatus = 0;
 247             }
 248         }
 249     }
 250     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 251     {
 252         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 253         yaz_log (log_level, "Received DB Update");
 254         if (up->which == Z_IUUpdate_esRequest)
 255         {
 256             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 257             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 258             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 259
 260             yaz_log (log_level, "action");
 261             if (toKeep->action)
 262             {
 263                 switch (*toKeep->action)
 264                 {
 265                 case Z_IUOriginPartToKeep_recordInsert:
 266                     yaz_log (log_level, " recordInsert");
 267                     break;
 268                 case Z_IUOriginPartToKeep_recordReplace:
 269                     yaz_log (log_level, " recordReplace");
 270                     break;
 271                 case Z_IUOriginPartToKeep_recordDelete:
 272                     yaz_log (log_level, " recordDelete");
 273                     break;
 274                 case Z_IUOriginPartToKeep_elementUpdate:
 275                     yaz_log (log_level, " elementUpdate");
 276                     break;
 277                 case Z_IUOriginPartToKeep_specialUpdate:
 278                     yaz_log (log_level, " specialUpdate");
 279                     break;
 280                 default:
 281                     yaz_log (log_level, " unknown (%d)", *toKeep->action);
 282                 }
 283             }
 284             if (toKeep->databaseName)
 285             {
 286                 yaz_log (log_level, "database: %s", toKeep->databaseName);
 287                 if (!strcmp(toKeep->databaseName, "fault"))
 288                 {
 289                     rr->errcode = 109;
 290                     rr->errstring = toKeep->databaseName;
 291                 }
 292                 if (!strcmp(toKeep->databaseName, "accept"))
 293                     rr->errcode = -1;
 294             }
 295             if (toKeep)
 296             {
 297                 Z_External *ext = (Z_External *)
 298                     odr_malloc (rr->stream, sizeof(*ext));
 299                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 300                     odr_malloc (rr->stream, sizeof(*keep));
 301                 Z_IUTargetPart *targetPart = (Z_IUTargetPart *)
 302                     odr_malloc (rr->stream, sizeof(*targetPart));
 303
 304                 rr->taskPackage = (Z_TaskPackage *)
 305                     odr_malloc (rr->stream, sizeof(*rr->taskPackage));
 306                 rr->taskPackage->packageType =
 307                     odr_oiddup (rr->stream, rr->esr->packageType);
 308                 rr->taskPackage->packageName = 0;
 309                 rr->taskPackage->userId = 0;
 310                 rr->taskPackage->retentionTime = 0;
 311                 rr->taskPackage->permissions = 0;
 312                 rr->taskPackage->description = 0;
 313                 rr->taskPackage->targetReference = (Odr_oct *)
 314                     odr_malloc (rr->stream, sizeof(Odr_oct));
 315                 rr->taskPackage->targetReference->buf =
 316                     (unsigned char *) odr_strdup (rr->stream, "123");
 317                 rr->taskPackage->targetReference->len =
 318                     rr->taskPackage->targetReference->size =
 319                     strlen((char *) (rr->taskPackage->targetReference->buf));
 320                 rr->taskPackage->creationDateTime = 0;
 321                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 322                 rr->taskPackage->packageDiagnostics = 0;
 323                 rr->taskPackage->taskSpecificParameters = ext;
 324
 325                 ext->direct_reference =
 326                     odr_oiddup (rr->stream, rr->esr->packageType);
 327                 ext->indirect_reference = 0;
 328                 ext->descriptor = 0;
 329                 ext->which = Z_External_update;
 330                 ext->u.update = (Z_IUUpdate *)
 331                     odr_malloc (rr->stream, sizeof(*ext->u.update));
 332                 ext->u.update->which = Z_IUUpdate_taskPackage;
 333                 ext->u.update->u.taskPackage =  (Z_IUUpdateTaskPackage *)
 334                     odr_malloc (rr->stream, sizeof(Z_IUUpdateTaskPackage));
 335                 ext->u.update->u.taskPackage->originPart = keep;
 336                 ext->u.update->u.taskPackage->targetPart = targetPart;
 337
 338                 keep->action = (int *) odr_malloc (rr->stream, sizeof(int));
 339                 *keep->action = *toKeep->action;
 340                 keep->databaseName =
 341                     odr_strdup (rr->stream, toKeep->databaseName);
 342                 keep->schema = 0;
 343                 keep->elementSetName = 0;
 344                 keep->actionQualifier = 0;
 345
 346                 targetPart->updateStatus = odr_intdup (rr->stream, 1);
 347                 targetPart->num_globalDiagnostics = 0;
 348                 targetPart->globalDiagnostics = (Z_DiagRec **) odr_nullval();
 349                 targetPart->num_taskPackageRecords = 1;
 350                 targetPart->taskPackageRecords =
 351                     (Z_IUTaskPackageRecordStructure **)
 352                     odr_malloc (rr->stream,
 353                                 sizeof(Z_IUTaskPackageRecordStructure *));
 354                 targetPart->taskPackageRecords[0] =
 355                     (Z_IUTaskPackageRecordStructure *)
 356                     odr_malloc (rr->stream,
 357                                 sizeof(Z_IUTaskPackageRecordStructure));
 358
 359                 targetPart->taskPackageRecords[0]->which =
 360                     Z_IUTaskPackageRecordStructure_record;
 361                 targetPart->taskPackageRecords[0]->u.record =
 362                     z_ext_record (rr->stream, VAL_SUTRS, "test", 4);
 363                 targetPart->taskPackageRecords[0]->correlationInfo = 0;
 364                 targetPart->taskPackageRecords[0]->recordStatus =
 365                     odr_intdup (rr->stream,
 366                                 Z_IUTaskPackageRecordStructure_success);
 367                 targetPart->taskPackageRecords[0]->num_supplementalDiagnostics
 368                     = 0;
 369
 370                 targetPart->taskPackageRecords[0]->supplementalDiagnostics = 0;
 371             }
 372             if (notToKeep)
 373             {
 374                 int i;
 375                 for (i = 0; i < notToKeep->num; i++)
 376                 {
 377                     Z_External *rec = notToKeep->elements[i]->record;
 378
 379                     if (rec->direct_reference)
 380                     {
 381                         struct oident *oident;
 382                         oident = oid_getentbyoid(rec->direct_reference);
 383                         if (oident)
 384                             yaz_log (log_level, "record %d type %s", i,
 385                                      oident->desc);
 386                     }
 387                     switch (rec->which)
 388                     {
 389                     case Z_External_sutrs:
 390                         if (rec->u.octet_aligned->len > 170)
 391                             yaz_log (log_level, "%d bytes:\n%.168s ...",
 392                                      rec->u.sutrs->len,
 393                                      rec->u.sutrs->buf);
 394                         else
 395                             yaz_log (log_level, "%d bytes:\n%s",
 396                                      rec->u.sutrs->len,
 397                                      rec->u.sutrs->buf);
 398                         break;
 399                     case Z_External_octet        :
 400                         if (rec->u.octet_aligned->len > 170)
 401                             yaz_log (log_level, "%d bytes:\n%.168s ...",
 402                                      rec->u.octet_aligned->len,
 403                                      rec->u.octet_aligned->buf);
 404                         else
 405                             yaz_log (log_level, "%d bytes\n%s",
 406                                      rec->u.octet_aligned->len,
 407                                      rec->u.octet_aligned->buf);
 408                     }
 409                 }
 410             }
 411         }
 412     }
 413     else if (rr->esr->taskSpecificParameters->which == Z_External_update0)
 414     {
 415         yaz_log(log_level, "Received DB Update (version 0)");
 416     }
 417     else
 418     {
 419         yaz_log (YLOG_WARN, "Unknown Extended Service(%d)",
 420                  rr->esr->taskSpecificParameters->which);
 421
 422     }
 423     return 0;
 424 }
 425
 426 /* result set delete */
 427 int ztest_delete (void *handle, bend_delete_rr *rr)
 428 {
 429     if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
 430         rr->delete_status = Z_DeleteStatus_success;
 431     else
 432         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 433     return 0;
 434 }
 435
 436 /* Our sort handler really doesn't sort... */
 437 int ztest_sort (void *handle, bend_sort_rr *rr)
 438 {
 439     rr->errcode = 0;
 440     rr->sort_status = Z_SortResponse_success;
 441     return 0;
 442 }
 443
 444
 445 /* present request handler */
 446 int ztest_present (void *handle, bend_present_rr *rr)
 447 {
 448     return 0;
 449 }
 450
 451 /* retrieval of a single record (present, and piggy back search) */
 452 int ztest_fetch(void *handle, bend_fetch_rr *r)
 453 {
 454     char *cp;
 455
 456     r->last_in_set = 0;
 457     r->basename = "Default";
 458     r->output_format = r->request_format;
 459     if (r->request_format == VAL_SUTRS)
 460     {
 461         /* this section returns a small record */
 462         char buf[100];
 463
 464         sprintf(buf, "This is dummy SUTRS record number %d\n", r->number);
 465
 466         r->len = strlen(buf);
 467         r->record = (char *) odr_malloc (r->stream, r->len+1);
 468         strcpy(r->record, buf);
 469     }
 470     else if (r->request_format == VAL_GRS1)
 471     {
 472         r->len = -1;
 473         r->record = (char*) dummy_grs_record(r->number, r->stream);
 474         if (!r->record)
 475         {
 476             r->errcode = 13;
 477             return 0;
 478         }
 479     }
 480     else if (r->request_format == VAL_POSTSCRIPT)
 481     {
 482         char fname[20];
 483         FILE *f;
 484         long size;
 485
 486         sprintf (fname, "part.%d.ps", r->number);
 487         f = fopen(fname, "rb");
 488         if (!f)
 489         {
 490             r->errcode = 13;
 491             return 0;
 492         }
 493         fseek (f, 0L, SEEK_END);
 494         size = ftell (f);
 495         if (size <= 0 || size >= 5000000)
 496         {
 497             r->errcode = 14;
 498             return 0;
 499         }
 500         fseek (f, 0L, SEEK_SET);
 501         r->record = (char*) odr_malloc (r->stream, size);
 502         r->len = size;
 503         r->output_format = VAL_POSTSCRIPT;
 504         fread (r->record, size, 1, f);
 505         fclose (f);
 506     }
 507     else if (r->request_format == VAL_TEXT_XML)
 508     {
 509         if ((cp = dummy_xml_record (r->number, r->stream)))
 510         {
 511             r->len = strlen(cp);
 512             r->record = cp;
 513             r->output_format = VAL_TEXT_XML;
 514         }
 515         else
 516         {
 517             r->errcode = 14;
 518             r->surrogate_flag = 1;
 519             return 0;
 520         }
 521     }
 522     else if ((cp = dummy_marc_record(r->number, r->stream)))
 523     {
 524         r->len = strlen(cp);
 525         r->record = cp;
 526         r->output_format = VAL_USMARC;
 527     }
 528     else
 529     {
 530         r->errcode = 13;
 531         return 0;
 532     }
 533     r->errcode = 0;
 534     return 0;
 535 }
 536
 537 /*
 538  * silly dummy-scan what reads words from a file.
 539  */
 540 int ztest_scan(void *handle, bend_scan_rr *q)
 541 {
 542     static FILE *f = 0;
 543     static struct scan_entry list[200];
 544     static char entries[200][80];
 545     int hits[200];
 546     char term[80], *p;
 547     int i, pos;
 548     int term_position_req = q->term_position;
 549     int num_entries_req = q->num_entries;
 550
 551     /* Throw Database unavailable if other than Default or Slow */
 552     if (!yaz_matchstr (q->basenames[0], "Default"))
 553         ;  /* Default is OK in our test */
 554     else if(!yaz_matchstr (q->basenames[0], "Slow"))
 555     {
 556 #if HAVE_UNISTD_H
 557         sleep(3);
 558 #endif
 559         ;
 560     }
 561     else
 562     {
 563         q->errcode = 109;
 564         q->errstring = q->basenames[0];
 565         return 0;
 566     }
 567
 568     q->errcode = 0;
 569     q->errstring = 0;
 570     q->entries = list;
 571     q->status = BEND_SCAN_SUCCESS;
 572     if (!f && !(f = fopen("dummy-words", "r")))
 573     {
 574         perror("dummy-words");
 575         exit(1);
 576     }
 577     if (q->num_entries > 200)
 578     {
 579         q->errcode = 31;
 580         return 0;
 581     }
 582     if (q->term)
 583     {
 584         int len;
 585         if (q->term->term->which != Z_Term_general)
 586         {
 587             q->errcode = 229; /* unsupported term type */
 588             return 0;
 589         }
 590         if (*q->step_size != 0)
 591         {
 592             q->errcode = 205; /*Only zero step size supported for Scan */
 593             return 0;
 594         }
 595         len = q->term->term->u.general->len;
 596         if (len >= sizeof(term))
 597             len = sizeof(term)-1;
 598         memcpy(term, q->term->term->u.general->buf, len);
 599         term[len] = '\0';
 600     }
 601     else if (q->scanClause)
 602     {
 603         strncpy(term, q->scanClause, sizeof(term)-1);
 604         term[sizeof(term)-1] = '\0';
 605     }
 606     else
 607         strcpy(term, "0");
 608
 609     for (p = term; *p; p++)
 610         if (islower(*(unsigned char *) p))
 611             *p = toupper(*p);
 612
 613     fseek(f, 0, SEEK_SET);
 614     q->num_entries = 0;
 615
 616     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 617         i++, pos < 199 ? pos++ : (pos = 0))
 618     {
 619         if (!q->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 620         {
 621             if ((q->term_position = term_position_req) > i + 1)
 622             {
 623                 q->term_position = i + 1;
 624                 q->status = BEND_SCAN_PARTIAL;
 625             }
 626             for (; q->num_entries < q->term_position; q->num_entries++)
 627             {
 628                 int po;
 629
 630                 po = pos - q->term_position + q->num_entries+1; /* find pos */
 631                 if (po < 0)
 632                     po += 200;
 633
 634                 if (!strcmp (term, "SD") && q->num_entries == 2)
 635                 {
 636                     list[q->num_entries].term = entries[pos];
 637                     list[q->num_entries].occurrences = -1;
 638                     list[q->num_entries].errcode = 233;
 639                     list[q->num_entries].errstring = "SD for Scan Term";
 640                 }
 641                 else
 642                 {
 643                     list[q->num_entries].term = entries[po];
 644                     list[q->num_entries].occurrences = hits[po];
 645                 }
 646             }
 647         }
 648         else if (q->num_entries)
 649         {
 650             list[q->num_entries].term = entries[pos];
 651             list[q->num_entries].occurrences = hits[pos];
 652             q->num_entries++;
 653         }
 654         if (q->num_entries >= num_entries_req)
 655             break;
 656     }
 657     if (feof(f))
 658         q->status = BEND_SCAN_PARTIAL;
 659     return 0;
 660 }
 661
 662 static int ztest_explain(void *handle, bend_explain_rr *rr)
 663 {
 664     if (rr->database && !strcmp(rr->database, "Default"))
 665     {
 666         rr->explain_buf = "<explain>\n"
 667             "\t<serverInfo>\n"
 668             "\t\t<host>localhost</host>\n"
 669             "\t\t<port>210</port>\n"
 670             "\t</serverInfo>\n"
 671             "</explain>\n";
 672     }
 673     return 0;
 674 }
 675
 676 bend_initresult *bend_init(bend_initrequest *q)
 677 {
 678     bend_initresult *r = (bend_initresult *)
 679         odr_malloc (q->stream, sizeof(*r));
 680     int *counter = (int *) xmalloc (sizeof(int));
 681
 682     if (!log_level_set)
 683     {
 684         log_level=yaz_log_module_level("ztest");
 685         log_level_set=1;
 686     }
 687
 688     *counter = 0;
 689     r->errcode = 0;
 690     r->errstring = 0;
 691     r->handle = counter;         /* user handle, in this case a simple int */
 692     q->bend_sort = ztest_sort;              /* register sort handler */
 693     q->bend_search = ztest_search;          /* register search handler */
 694     q->bend_present = ztest_present;        /* register present handle */
 695     q->bend_esrequest = ztest_esrequest;
 696     q->bend_delete = ztest_delete;
 697     q->bend_fetch = ztest_fetch;
 698     q->bend_scan = ztest_scan;
 699 #if 0
 700     q->bend_explain = ztest_explain;
 701 #endif
 702     q->bend_srw_scan = ztest_scan;
 703
 704     return r;
 705 }
 706
 707 void bend_close(void *handle)
 708 {
 709     xfree (handle);              /* release our user-defined handle */
 710     return;
 711 }
 712
 713 int main(int argc, char **argv)
 714 {
 715     return statserv_main(argc, argv, bend_init, bend_close);
 716 }
 717 /*
 718  * Local variables:
 719  * c-basic-offset: 4
 720  * indent-tabs-mode: nil
 721  * End:
 722  * vim: shiftwidth=4 tabstop=8 expandtab
 723  */
 724