ztest/ztest.c

   1 /* This file is part of the YAZ toolkit.
   2  * Copyright (C) 1995-2008 Index Data
   3  * See the file LICENSE for details.
   4  */
   5
   6 /*
   7  * Demonstration of simple server
   8  */
   9
  10 #include <stdio.h>
  11 #include <stdlib.h>
  12 #include <ctype.h>
  13 #if HAVE_UNISTD_H
  14 #include <unistd.h>
  15 #endif
  16
  17 #include <yaz/log.h>
  18 #include <yaz/backend.h>
  19 #include <yaz/ill.h>
  20
  21 static int log_level=0;
  22 static int log_level_set=0;
  23
  24 Z_GenericRecord *dummy_grs_record (int num, ODR o);
  25 char *dummy_marc_record (int num, ODR odr);
  26 char *dummy_xml_record (int num, ODR odr);
  27
  28 int ztest_search(void *handle, bend_search_rr *rr);
  29 int ztest_sort(void *handle, bend_sort_rr *rr);
  30 int ztest_present(void *handle, bend_present_rr *rr);
  31 int ztest_esrequest(void *handle, bend_esrequest_rr *rr);
  32 int ztest_delete(void *handle, bend_delete_rr *rr);
  33
  34 /** \fn get_term_hit
  35     \brief use term value as hit count
  36
  37     Traverse RPN tree 'in order' and use term value as hit count.
  38     Only terms  that looks a numeric is used.. Returns -1 if
  39     no sub tree has a hit count term
  40 */
  41 static int get_term_hit(Z_RPNStructure *s)
  42 {
  43     int h = -1;
  44     switch(s->which)
  45     {
  46     case Z_RPNStructure_simple:
  47         if (s->u.simple->which == Z_Operand_APT)
  48         {
  49             Z_AttributesPlusTerm *apt = s->u.simple->u.attributesPlusTerm;
  50             if (apt->term->which == Z_Term_general)
  51             {
  52                 Odr_oct *oct = apt->term->u.general;
  53                 if (oct->len > 0 && oct->buf[0] >= '0' && oct->buf[0] <= '9')
  54                     h = atoi_n((const char *) oct->buf, oct->len);
  55             }
  56         }
  57         break;
  58     case Z_RPNStructure_complex:
  59         h = get_term_hit(s->u.complex->s1);
  60         if (h == -1)
  61             h = get_term_hit(s->u.complex->s2);
  62         break;
  63     }
  64     return h;
  65 }
  66
  67 /** \fn get_hit_count
  68     \brief gets hit count for numeric terms in RPN queries
  69
  70     This is just for testing.. A real database of course uses
  71     the content of a database to establish a value.. In our case, we
  72     have a way to trigger a certain hit count. Good for testing of
  73     client applications etc
  74 */
  75 static int get_hit_count(Z_Query *q)
  76 {
  77     int h = -1;
  78     if (q->which == Z_Query_type_1 || q->which == Z_Query_type_101)
  79         h = get_term_hit(q->u.type_1->RPNStructure);
  80     if (h == -1)
  81         h = rand() % 24;
  82     return h;
  83 }
  84
  85 int ztest_search(void *handle, bend_search_rr *rr)
  86 {
  87     if (rr->num_bases != 1)
  88     {
  89         rr->errcode = 23;
  90         return 0;
  91     }
  92     /* Throw Database unavailable if other than Default or Slow */
  93     if (!yaz_matchstr (rr->basenames[0], "Default"))
  94         ;  /* Default is OK in our test */
  95     else if(!yaz_matchstr (rr->basenames[0], "Slow"))
  96     {
  97 #if HAVE_UNISTD_H
  98         /* wait up to 3 seconds and check if connection is still alive */
  99         int i;
 100         for (i = 0; i<3; i++)
 101         {
 102             if (!bend_assoc_is_alive(rr->association))
 103             {
 104                 yaz_log(YLOG_LOG, "search aborted");
 105                 break;
 106             }
 107             sleep(1);
 108         }
 109 #endif
 110         rr->estimated_hit_count = 1;
 111     }
 112     else
 113     {
 114         rr->errcode = 109;
 115         rr->errstring = rr->basenames[0];
 116         return 0;
 117     }
 118
 119     rr->hits = get_hit_count(rr->query);
 120     return 0;
 121 }
 122
 123
 124 /* this huge function handles extended services */
 125 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
 126 {
 127     /* user-defined handle - created in bend_init */
 128     int *counter = (int*) handle;
 129
 130     yaz_log(log_level, "ESRequest no %d", *counter);
 131
 132     (*counter)++;
 133
 134     if (rr->esr->packageName)
 135         yaz_log(log_level, "packagename: %s", rr->esr->packageName);
 136     yaz_log(log_level, "Waitaction: %d", *rr->esr->waitAction);
 137
 138
 139     yaz_log(log_level, "function: %d", *rr->esr->function);
 140
 141     if (!rr->esr->taskSpecificParameters)
 142     {
 143         yaz_log (log_level, "No task specific parameters");
 144     }
 145     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 146     {
 147         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 148         yaz_log (log_level, "Received ItemOrder");
 149         if (it->which == Z_IOItemOrder_esRequest)
 150         {
 151             Z_IORequest *ir = it->u.esRequest;
 152             Z_IOOriginPartToKeep *k = ir->toKeep;
 153             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 154             const char *xml_in_response = 0;
 155
 156             if (k && k->contact)
 157             {
 158                 if (k->contact->name)
 159                     yaz_log(log_level, "contact name %s", k->contact->name);
 160                 if (k->contact->phone)
 161                     yaz_log(log_level, "contact phone %s", k->contact->phone);
 162                 if (k->contact->email)
 163                     yaz_log(log_level, "contact email %s", k->contact->email);
 164             }
 165             if (k->addlBilling)
 166             {
 167                 yaz_log(log_level, "Billing info (not shown)");
 168             }
 169
 170             if (n->resultSetItem)
 171             {
 172                 yaz_log(log_level, "resultsetItem");
 173                 yaz_log(log_level, "setId: %s", n->resultSetItem->resultSetId);
 174                 yaz_log(log_level, "item: %d", *n->resultSetItem->item);
 175             }
 176             if (n->itemRequest)
 177             {
 178                 Z_External *r = (Z_External*) n->itemRequest;
 179                 ILL_ItemRequest *item_req = 0;
 180                 ILL_APDU *ill_apdu = 0;
 181                 if (r->direct_reference)
 182                 {
 183                     char oid_name_str[OID_STR_MAX];
 184                     oid_class oclass;
 185                     const char *oid_name =
 186                         yaz_oid_to_string_buf(r->direct_reference,
 187                                           &oclass, oid_name_str);
 188                     if (oid_name)
 189                         yaz_log(log_level, "OID %s", oid_name);
 190                     if (!oid_oidcmp(r->direct_reference, yaz_oid_recsyn_xml))
 191                     {
 192                         yaz_log (log_level, "ILL XML request");
 193                         if (r->which == Z_External_octet)
 194                             yaz_log (log_level, "%.*s",
 195                                      r->u.octet_aligned->len,
 196                                      r->u.octet_aligned->buf);
 197                         xml_in_response = "<dummy>x</dummy>";
 198                     }
 199                     if (!oid_oidcmp(r->direct_reference,
 200                                     yaz_oid_general_isoill_1))
 201                     {
 202                         yaz_log (log_level, "Decode ItemRequest begin");
 203                         if (r->which == ODR_EXTERNAL_single)
 204                         {
 205                             odr_setbuf(rr->decode,
 206                                        (char *) r->u.single_ASN1_type->buf,
 207                                        r->u.single_ASN1_type->len, 0);
 208
 209                             if (!ill_ItemRequest (rr->decode, &item_req, 0, 0))
 210                             {
 211                                 yaz_log (log_level,
 212                                     "Couldn't decode ItemRequest %s near %ld",
 213                                        odr_errmsg(odr_geterror(rr->decode)),
 214                                        (long) odr_offset(rr->decode));
 215                             }
 216                             else
 217                                 yaz_log(log_level, "Decode ItemRequest OK");
 218                             if (rr->print)
 219                             {
 220                                 ill_ItemRequest (rr->print, &item_req, 0,
 221                                     "ItemRequest");
 222                                 odr_reset (rr->print);
 223                             }
 224                         }
 225                         if (!item_req && r->which == ODR_EXTERNAL_single)
 226                         {
 227                             yaz_log (log_level, "Decode ILL APDU begin");
 228                             odr_setbuf(rr->decode,
 229                                        (char*) r->u.single_ASN1_type->buf,
 230                                        r->u.single_ASN1_type->len, 0);
 231
 232                             if (!ill_APDU (rr->decode, &ill_apdu, 0, 0))
 233                             {
 234                                 yaz_log (log_level,
 235                                     "Couldn't decode ILL APDU %s near %ld",
 236                                        odr_errmsg(odr_geterror(rr->decode)),
 237                                        (long) odr_offset(rr->decode));
 238                                 yaz_log(log_level, "PDU dump:");
 239                                 odr_dumpBER(yaz_log_file(),
 240                                      (char *) r->u.single_ASN1_type->buf,
 241                                      r->u.single_ASN1_type->len);
 242                             }
 243                             else
 244                                 yaz_log(log_level, "Decode ILL APDU OK");
 245                             if (rr->print)
 246                             {
 247                                 ill_APDU (rr->print, &ill_apdu, 0,
 248                                     "ILL APDU");
 249                                 odr_reset (rr->print);
 250                             }
 251                         }
 252                     }
 253                 }
 254                 if (item_req)
 255                 {
 256                     yaz_log (log_level, "ILL protocol version = %d",
 257                              *item_req->protocol_version_num);
 258                 }
 259             }
 260             if (k)
 261             {
 262
 263                 Z_External *ext = (Z_External *)
 264                     odr_malloc (rr->stream, sizeof(*ext));
 265                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 266                     odr_malloc (rr->stream, sizeof(*keep));
 267                 Z_IOTargetPart *targetPart = (Z_IOTargetPart *)
 268                     odr_malloc (rr->stream, sizeof(*targetPart));
 269
 270                 rr->taskPackage = (Z_TaskPackage *)
 271                     odr_malloc (rr->stream, sizeof(*rr->taskPackage));
 272                 rr->taskPackage->packageType =
 273                     odr_oiddup (rr->stream, rr->esr->packageType);
 274                 rr->taskPackage->packageName = 0;
 275                 rr->taskPackage->userId = 0;
 276                 rr->taskPackage->retentionTime = 0;
 277                 rr->taskPackage->permissions = 0;
 278                 rr->taskPackage->description = 0;
 279                 rr->taskPackage->targetReference = (Odr_oct *)
 280                     odr_malloc (rr->stream, sizeof(Odr_oct));
 281                 rr->taskPackage->targetReference->buf =
 282                     (unsigned char *) odr_strdup (rr->stream, "911");
 283                 rr->taskPackage->targetReference->len =
 284                     rr->taskPackage->targetReference->size =
 285                     strlen((char *) (rr->taskPackage->targetReference->buf));
 286                 rr->taskPackage->creationDateTime = 0;
 287                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 288                 rr->taskPackage->packageDiagnostics = 0;
 289                 rr->taskPackage->taskSpecificParameters = ext;
 290
 291                 ext->direct_reference =
 292                     odr_oiddup (rr->stream, rr->esr->packageType);
 293                 ext->indirect_reference = 0;
 294                 ext->descriptor = 0;
 295                 ext->which = Z_External_itemOrder;
 296                 ext->u.itemOrder = (Z_ItemOrder *)
 297                     odr_malloc (rr->stream, sizeof(*ext->u.update));
 298                 ext->u.itemOrder->which = Z_IOItemOrder_taskPackage;
 299                 ext->u.itemOrder->u.taskPackage =  (Z_IOTaskPackage *)
 300                     odr_malloc (rr->stream, sizeof(Z_IOTaskPackage));
 301                 ext->u.itemOrder->u.taskPackage->originPart = k;
 302                 ext->u.itemOrder->u.taskPackage->targetPart = targetPart;
 303
 304                 if (xml_in_response)
 305                     targetPart->itemRequest =
 306                         z_ext_record_xml(rr->stream, xml_in_response,
 307                                          strlen(xml_in_response));
 308                 else
 309                     targetPart->itemRequest = 0;
 310
 311                 targetPart->statusOrErrorReport = 0;
 312                 targetPart->auxiliaryStatus = 0;
 313             }
 314         }
 315     }
 316     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 317     {
 318         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 319         yaz_log (log_level, "Received DB Update");
 320         if (up->which == Z_IUUpdate_esRequest)
 321         {
 322             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 323             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 324             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 325
 326             yaz_log (log_level, "action");
 327             if (toKeep->action)
 328             {
 329                 switch (*toKeep->action)
 330                 {
 331                 case Z_IUOriginPartToKeep_recordInsert:
 332                     yaz_log (log_level, " recordInsert");
 333                     break;
 334                 case Z_IUOriginPartToKeep_recordReplace:
 335                     yaz_log (log_level, " recordReplace");
 336                     break;
 337                 case Z_IUOriginPartToKeep_recordDelete:
 338                     yaz_log (log_level, " recordDelete");
 339                     break;
 340                 case Z_IUOriginPartToKeep_elementUpdate:
 341                     yaz_log (log_level, " elementUpdate");
 342                     break;
 343                 case Z_IUOriginPartToKeep_specialUpdate:
 344                     yaz_log (log_level, " specialUpdate");
 345                     break;
 346                 default:
 347                     yaz_log (log_level, " unknown (%d)", *toKeep->action);
 348                 }
 349             }
 350             if (toKeep->databaseName)
 351             {
 352                 yaz_log (log_level, "database: %s", toKeep->databaseName);
 353                 if (!strcmp(toKeep->databaseName, "fault"))
 354                 {
 355                     rr->errcode = 109;
 356                     rr->errstring = toKeep->databaseName;
 357                 }
 358                 if (!strcmp(toKeep->databaseName, "accept"))
 359                     rr->errcode = -1;
 360             }
 361             if (toKeep)
 362             {
 363                 Z_External *ext = (Z_External *)
 364                     odr_malloc (rr->stream, sizeof(*ext));
 365                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 366                     odr_malloc (rr->stream, sizeof(*keep));
 367                 Z_IUTargetPart *targetPart = (Z_IUTargetPart *)
 368                     odr_malloc (rr->stream, sizeof(*targetPart));
 369
 370                 rr->taskPackage = (Z_TaskPackage *)
 371                     odr_malloc (rr->stream, sizeof(*rr->taskPackage));
 372                 rr->taskPackage->packageType =
 373                     odr_oiddup (rr->stream, rr->esr->packageType);
 374                 rr->taskPackage->packageName = 0;
 375                 rr->taskPackage->userId = 0;
 376                 rr->taskPackage->retentionTime = 0;
 377                 rr->taskPackage->permissions = 0;
 378                 rr->taskPackage->description = 0;
 379                 rr->taskPackage->targetReference = (Odr_oct *)
 380                     odr_malloc (rr->stream, sizeof(Odr_oct));
 381                 rr->taskPackage->targetReference->buf =
 382                     (unsigned char *) odr_strdup (rr->stream, "123");
 383                 rr->taskPackage->targetReference->len =
 384                     rr->taskPackage->targetReference->size =
 385                     strlen((char *) (rr->taskPackage->targetReference->buf));
 386                 rr->taskPackage->creationDateTime = 0;
 387                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 388                 rr->taskPackage->packageDiagnostics = 0;
 389                 rr->taskPackage->taskSpecificParameters = ext;
 390
 391                 ext->direct_reference =
 392                     odr_oiddup (rr->stream, rr->esr->packageType);
 393                 ext->indirect_reference = 0;
 394                 ext->descriptor = 0;
 395                 ext->which = Z_External_update;
 396                 ext->u.update = (Z_IUUpdate *)
 397                     odr_malloc (rr->stream, sizeof(*ext->u.update));
 398                 ext->u.update->which = Z_IUUpdate_taskPackage;
 399                 ext->u.update->u.taskPackage =  (Z_IUUpdateTaskPackage *)
 400                     odr_malloc (rr->stream, sizeof(Z_IUUpdateTaskPackage));
 401                 ext->u.update->u.taskPackage->originPart = keep;
 402                 ext->u.update->u.taskPackage->targetPart = targetPart;
 403
 404                 keep->action = (int *) odr_malloc (rr->stream, sizeof(int));
 405                 *keep->action = *toKeep->action;
 406                 keep->databaseName =
 407                     odr_strdup (rr->stream, toKeep->databaseName);
 408                 keep->schema = 0;
 409                 keep->elementSetName = 0;
 410                 keep->actionQualifier = 0;
 411
 412                 targetPart->updateStatus = odr_intdup (rr->stream, 1);
 413                 targetPart->num_globalDiagnostics = 0;
 414                 targetPart->globalDiagnostics = (Z_DiagRec **) odr_nullval();
 415                 targetPart->num_taskPackageRecords = 1;
 416                 targetPart->taskPackageRecords =
 417                     (Z_IUTaskPackageRecordStructure **)
 418                     odr_malloc (rr->stream,
 419                                 sizeof(Z_IUTaskPackageRecordStructure *));
 420                 targetPart->taskPackageRecords[0] =
 421                     (Z_IUTaskPackageRecordStructure *)
 422                     odr_malloc (rr->stream,
 423                                 sizeof(Z_IUTaskPackageRecordStructure));
 424
 425                 targetPart->taskPackageRecords[0]->which =
 426                     Z_IUTaskPackageRecordStructure_record;
 427                 targetPart->taskPackageRecords[0]->u.record =
 428                     z_ext_record_sutrs(rr->stream, "test", 4);
 429                 targetPart->taskPackageRecords[0]->correlationInfo = 0;
 430                 targetPart->taskPackageRecords[0]->recordStatus =
 431                     odr_intdup (rr->stream,
 432                                 Z_IUTaskPackageRecordStructure_success);
 433                 targetPart->taskPackageRecords[0]->num_supplementalDiagnostics
 434                     = 0;
 435
 436                 targetPart->taskPackageRecords[0]->supplementalDiagnostics = 0;
 437             }
 438             if (notToKeep)
 439             {
 440                 int i;
 441                 for (i = 0; i < notToKeep->num; i++)
 442                 {
 443                     Z_External *rec = notToKeep->elements[i]->record;
 444
 445                     if (rec->direct_reference)
 446                     {
 447                         char oid_name_str[OID_STR_MAX];
 448                         const char *oid_name
 449                             = oid_name = yaz_oid_to_string_buf(
 450                                 rec->direct_reference, 0,
 451                                 oid_name_str);
 452                         if (oid_name)
 453                             yaz_log (log_level, "record %d type %s", i,
 454                                      oid_name);
 455                     }
 456                     switch (rec->which)
 457                     {
 458                     case Z_External_sutrs:
 459                         if (rec->u.octet_aligned->len > 170)
 460                             yaz_log (log_level, "%d bytes:\n%.168s ...",
 461                                      rec->u.sutrs->len,
 462                                      rec->u.sutrs->buf);
 463                         else
 464                             yaz_log (log_level, "%d bytes:\n%s",
 465                                      rec->u.sutrs->len,
 466                                      rec->u.sutrs->buf);
 467                         break;
 468                     case Z_External_octet        :
 469                         if (rec->u.octet_aligned->len > 170)
 470                             yaz_log (log_level, "%d bytes:\n%.168s ...",
 471                                      rec->u.octet_aligned->len,
 472                                      rec->u.octet_aligned->buf);
 473                         else
 474                             yaz_log (log_level, "%d bytes\n%s",
 475                                      rec->u.octet_aligned->len,
 476                                      rec->u.octet_aligned->buf);
 477                     }
 478                 }
 479             }
 480         }
 481     }
 482     return 0;
 483 }
 484
 485 /* result set delete */
 486 int ztest_delete (void *handle, bend_delete_rr *rr)
 487 {
 488     if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
 489         rr->delete_status = Z_DeleteStatus_success;
 490     else
 491         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 492     return 0;
 493 }
 494
 495 /* Our sort handler really doesn't sort... */
 496 int ztest_sort (void *handle, bend_sort_rr *rr)
 497 {
 498     rr->errcode = 0;
 499     rr->sort_status = Z_SortResponse_success;
 500     return 0;
 501 }
 502
 503
 504 /* present request handler */
 505 int ztest_present (void *handle, bend_present_rr *rr)
 506 {
 507     return 0;
 508 }
 509
 510 /* retrieval of a single record (present, and piggy back search) */
 511 int ztest_fetch(void *handle, bend_fetch_rr *r)
 512 {
 513     char *cp;
 514     const Odr_oid *oid = r->request_format;
 515
 516     r->last_in_set = 0;
 517     r->basename = "Default";
 518     r->output_format = r->request_format;
 519
 520     if (oid && !oid_oidcmp(oid, yaz_oid_recsyn_sutrs))
 521     {
 522         /* this section returns a small record */
 523         char buf[100];
 524
 525         sprintf(buf, "This is dummy SUTRS record number %d\n", r->number);
 526
 527         r->len = strlen(buf);
 528         r->record = (char *) odr_malloc (r->stream, r->len+1);
 529         strcpy(r->record, buf);
 530     }
 531     else if (oid &&  !oid_oidcmp(oid, yaz_oid_recsyn_grs_1))
 532     {
 533         r->len = -1;
 534         r->record = (char*) dummy_grs_record(r->number, r->stream);
 535         if (!r->record)
 536         {
 537             r->errcode = 13;
 538             return 0;
 539         }
 540     }
 541     else if (oid && !oid_oidcmp(oid, yaz_oid_recsyn_postscript))
 542     {
 543         char fname[20];
 544         FILE *f;
 545         long size;
 546
 547         sprintf (fname, "part.%d.ps", r->number);
 548         f = fopen(fname, "rb");
 549         if (!f)
 550         {
 551             r->errcode = 13;
 552             return 0;
 553         }
 554         fseek (f, 0L, SEEK_END);
 555         size = ftell (f);
 556         if (size <= 0 || size >= 5000000)
 557         {
 558             r->errcode = 14;
 559             return 0;
 560         }
 561         fseek (f, 0L, SEEK_SET);
 562         r->record = (char*) odr_malloc (r->stream, size);
 563         r->len = size;
 564         fread (r->record, size, 1, f);
 565         fclose (f);
 566     }
 567     else if (oid && !oid_oidcmp(oid, yaz_oid_recsyn_xml))
 568     {
 569         if ((cp = dummy_xml_record (r->number, r->stream)))
 570         {
 571             r->len = strlen(cp);
 572             r->record = cp;
 573         }
 574         else
 575         {
 576             r->errcode = 14;
 577             r->surrogate_flag = 1;
 578             return 0;
 579         }
 580     }
 581     else if ((cp = dummy_marc_record(r->number, r->stream)))
 582     {
 583         r->len = strlen(cp);
 584         r->record = cp;
 585         r->output_format = odr_oiddup(r->stream, yaz_oid_recsyn_usmarc);
 586     }
 587     else
 588     {
 589         r->errcode = 13;
 590         return 0;
 591     }
 592     r->errcode = 0;
 593     return 0;
 594 }
 595
 596 /*
 597  * silly dummy-scan what reads words from a file.
 598  */
 599 int ztest_scan(void *handle, bend_scan_rr *q)
 600 {
 601     static FILE *f = 0;
 602     static struct scan_entry list[200];
 603     static char entries[200][80];
 604     int hits[200];
 605     char term[80], *p;
 606     int i, pos;
 607     int term_position_req = q->term_position;
 608     int num_entries_req = q->num_entries;
 609
 610     /* Throw Database unavailable if other than Default or Slow */
 611     if (!yaz_matchstr (q->basenames[0], "Default"))
 612         ;  /* Default is OK in our test */
 613     else if(!yaz_matchstr (q->basenames[0], "Slow"))
 614     {
 615 #if HAVE_UNISTD_H
 616         sleep(3);
 617 #endif
 618         ;
 619     }
 620     else
 621     {
 622         q->errcode = 109;
 623         q->errstring = q->basenames[0];
 624         return 0;
 625     }
 626
 627     q->errcode = 0;
 628     q->errstring = 0;
 629     q->entries = list;
 630     q->status = BEND_SCAN_SUCCESS;
 631     if (!f && !(f = fopen("dummy-words", "r")))
 632     {
 633         perror("dummy-words");
 634         exit(1);
 635     }
 636     if (q->num_entries > 200)
 637     {
 638         q->errcode = 31;
 639         return 0;
 640     }
 641     if (q->term)
 642     {
 643         int len;
 644         if (q->term->term->which != Z_Term_general)
 645         {
 646             q->errcode = 229; /* unsupported term type */
 647             return 0;
 648         }
 649         if (*q->step_size != 0)
 650         {
 651             q->errcode = 205; /*Only zero step size supported for Scan */
 652             return 0;
 653         }
 654         len = q->term->term->u.general->len;
 655         if (len >= sizeof(term))
 656             len = sizeof(term)-1;
 657         memcpy(term, q->term->term->u.general->buf, len);
 658         term[len] = '\0';
 659     }
 660     else if (q->scanClause)
 661     {
 662         strncpy(term, q->scanClause, sizeof(term)-1);
 663         term[sizeof(term)-1] = '\0';
 664     }
 665     else
 666         strcpy(term, "0");
 667
 668     for (p = term; *p; p++)
 669         if (islower(*(unsigned char *) p))
 670             *p = toupper(*p);
 671
 672     fseek(f, 0, SEEK_SET);
 673     q->num_entries = 0;
 674
 675     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 676         i++, pos < 199 ? pos++ : (pos = 0))
 677     {
 678         if (!q->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 679         {
 680             if ((q->term_position = term_position_req) > i + 1)
 681             {
 682                 q->term_position = i + 1;
 683                 q->status = BEND_SCAN_PARTIAL;
 684             }
 685             for (; q->num_entries < q->term_position; q->num_entries++)
 686             {
 687                 int po;
 688
 689                 po = pos - q->term_position + q->num_entries+1; /* find pos */
 690                 if (po < 0)
 691                     po += 200;
 692
 693                 if (!strcmp (term, "SD") && q->num_entries == 2)
 694                 {
 695                     list[q->num_entries].term = entries[pos];
 696                     list[q->num_entries].occurrences = -1;
 697                     list[q->num_entries].errcode = 233;
 698                     list[q->num_entries].errstring = "SD for Scan Term";
 699                 }
 700                 else
 701                 {
 702                     list[q->num_entries].term = entries[po];
 703                     list[q->num_entries].occurrences = hits[po];
 704                 }
 705             }
 706         }
 707         else if (q->num_entries)
 708         {
 709             list[q->num_entries].term = entries[pos];
 710             list[q->num_entries].occurrences = hits[pos];
 711             q->num_entries++;
 712         }
 713         if (q->num_entries >= num_entries_req)
 714             break;
 715     }
 716     if (feof(f))
 717         q->status = BEND_SCAN_PARTIAL;
 718     return 0;
 719 }
 720
 721 int ztest_explain(void *handle, bend_explain_rr *rr)
 722 {
 723     if (rr->database && !strcmp(rr->database, "Default"))
 724     {
 725         rr->explain_buf = "<explain>\n"
 726             "\t<serverInfo>\n"
 727             "\t\t<host>localhost</host>\n"
 728             "\t\t<port>210</port>\n"
 729             "\t</serverInfo>\n"
 730             "</explain>\n";
 731     }
 732     return 0;
 733 }
 734
 735 int ztest_update(void *handle, bend_update_rr *rr)
 736 {
 737     rr->operation_status = "success";
 738     return 0;
 739 }
 740
 741 bend_initresult *bend_init(bend_initrequest *q)
 742 {
 743     bend_initresult *r = (bend_initresult *)
 744         odr_malloc (q->stream, sizeof(*r));
 745     int *counter = (int *) xmalloc (sizeof(int));
 746
 747     if (!log_level_set)
 748     {
 749         log_level=yaz_log_module_level("ztest");
 750         log_level_set=1;
 751     }
 752
 753     *counter = 0;
 754     r->errcode = 0;
 755     r->errstring = 0;
 756     r->handle = counter;         /* user handle, in this case a simple int */
 757     q->bend_sort = ztest_sort;              /* register sort handler */
 758     q->bend_search = ztest_search;          /* register search handler */
 759     q->bend_present = ztest_present;        /* register present handle */
 760     q->bend_esrequest = ztest_esrequest;
 761     q->bend_delete = ztest_delete;
 762     q->bend_fetch = ztest_fetch;
 763     q->bend_scan = ztest_scan;
 764 #if 0
 765     q->bend_explain = ztest_explain;
 766 #endif
 767     q->bend_srw_scan = ztest_scan;
 768     q->bend_srw_update = ztest_update;
 769
 770     q->query_charset = "ISO-8859-1";
 771     q->records_in_same_charset = 0;
 772
 773     return r;
 774 }
 775
 776 void bend_close(void *handle)
 777 {
 778     xfree (handle);              /* release our user-defined handle */
 779     return;
 780 }
 781
 782 int main(int argc, char **argv)
 783 {
 784     return statserv_main(argc, argv, bend_init, bend_close);
 785 }
 786 /*
 787  * Local variables:
 788  * c-basic-offset: 4
 789  * indent-tabs-mode: nil
 790  * End:
 791  * vim: shiftwidth=4 tabstop=8 expandtab
 792  */
 793