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 /** \file
   7  * \brief Demonstration of 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 #include <yaz/diagbib1.h>
  21
  22 #include "ztest.h"
  23
  24 static int log_level=0;
  25 static int log_level_set=0;
  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 /** \brief use term value as hit count
  34     \param s RPN structure
  35     \return >= 0: search term number or -1: not found
  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 /** \brief gets hit count for numeric terms in RPN queries
  68     \param q RPN Query
  69     \return number of hits (random or number for term)
  70
  71     This is just for testing.. A real database of course uses
  72     the content of a database to establish a value.. In our case, we
  73     have a way to trigger a certain hit count. Good for testing of
  74     client applications etc
  75 */
  76 static int get_hit_count(Z_Query *q)
  77 {
  78     int h = -1;
  79     if (q->which == Z_Query_type_1 || q->which == Z_Query_type_101)
  80         h = get_term_hit(q->u.type_1->RPNStructure);
  81     if (h == -1)
  82         h = rand() % 24;
  83     return h;
  84 }
  85
  86 int ztest_search(void *handle, bend_search_rr *rr)
  87 {
  88     if (rr->num_bases != 1)
  89     {
  90         rr->errcode = YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP;
  91         return 0;
  92     }
  93     /* Throw Database unavailable if other than Default or Slow */
  94     if (!yaz_matchstr (rr->basenames[0], "Default"))
  95         ;  /* Default is OK in our test */
  96     else if(!yaz_matchstr (rr->basenames[0], "Slow"))
  97     {
  98 #if HAVE_UNISTD_H
  99         /* wait up to 3 seconds and check if connection is still alive */
 100         int i;
 101         for (i = 0; i<3; i++)
 102         {
 103             if (!bend_assoc_is_alive(rr->association))
 104             {
 105                 yaz_log(YLOG_LOG, "search aborted");
 106                 break;
 107             }
 108             sleep(1);
 109         }
 110 #endif
 111         rr->estimated_hit_count = 1;
 112     }
 113     else
 114     {
 115         rr->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 116         rr->errstring = rr->basenames[0];
 117         return 0;
 118     }
 119
 120     rr->hits = get_hit_count(rr->query);
 121     return 0;
 122 }
 123
 124
 125 /* this huge function handles extended services */
 126 int ztest_esrequest (void *handle, bend_esrequest_rr *rr)
 127 {
 128     /* user-defined handle - created in bend_init */
 129     int *counter = (int*) handle;
 130
 131     yaz_log(log_level, "ESRequest no %d", *counter);
 132
 133     (*counter)++;
 134
 135     if (rr->esr->packageName)
 136         yaz_log(log_level, "packagename: %s", rr->esr->packageName);
 137     yaz_log(log_level, "Waitaction: %d", *rr->esr->waitAction);
 138
 139
 140     yaz_log(log_level, "function: %d", *rr->esr->function);
 141
 142     if (!rr->esr->taskSpecificParameters)
 143     {
 144         yaz_log (log_level, "No task specific parameters");
 145     }
 146     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 147     {
 148         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 149         yaz_log (log_level, "Received ItemOrder");
 150         if (it->which == Z_IOItemOrder_esRequest)
 151         {
 152             Z_IORequest *ir = it->u.esRequest;
 153             Z_IOOriginPartToKeep *k = ir->toKeep;
 154             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 155             const char *xml_in_response = 0;
 156
 157             if (k && k->contact)
 158             {
 159                 if (k->contact->name)
 160                     yaz_log(log_level, "contact name %s", k->contact->name);
 161                 if (k->contact->phone)
 162                     yaz_log(log_level, "contact phone %s", k->contact->phone);
 163                 if (k->contact->email)
 164                     yaz_log(log_level, "contact email %s", k->contact->email);
 165             }
 166             if (k->addlBilling)
 167             {
 168                 yaz_log(log_level, "Billing info (not shown)");
 169             }
 170
 171             if (n->resultSetItem)
 172             {
 173                 yaz_log(log_level, "resultsetItem");
 174                 yaz_log(log_level, "setId: %s", n->resultSetItem->resultSetId);
 175                 yaz_log(log_level, "item: %d", *n->resultSetItem->item);
 176             }
 177             if (n->itemRequest)
 178             {
 179                 Z_External *r = (Z_External*) n->itemRequest;
 180                 ILL_ItemRequest *item_req = 0;
 181                 ILL_APDU *ill_apdu = 0;
 182                 if (r->direct_reference)
 183                 {
 184                     char oid_name_str[OID_STR_MAX];
 185                     oid_class oclass;
 186                     const char *oid_name =
 187                         yaz_oid_to_string_buf(r->direct_reference,
 188                                           &oclass, oid_name_str);
 189                     if (oid_name)
 190                         yaz_log(log_level, "OID %s", oid_name);
 191                     if (!oid_oidcmp(r->direct_reference, yaz_oid_recsyn_xml))
 192                     {
 193                         yaz_log (log_level, "ILL XML request");
 194                         if (r->which == Z_External_octet)
 195                             yaz_log (log_level, "%.*s",
 196                                      r->u.octet_aligned->len,
 197                                      r->u.octet_aligned->buf);
 198                         xml_in_response = "<dummy>x</dummy>";
 199                     }
 200                     if (!oid_oidcmp(r->direct_reference,
 201                                     yaz_oid_general_isoill_1))
 202                     {
 203                         yaz_log (log_level, "Decode ItemRequest begin");
 204                         if (r->which == ODR_EXTERNAL_single)
 205                         {
 206                             odr_setbuf(rr->decode,
 207                                        (char *) r->u.single_ASN1_type->buf,
 208                                        r->u.single_ASN1_type->len, 0);
 209
 210                             if (!ill_ItemRequest (rr->decode, &item_req, 0, 0))
 211                             {
 212                                 yaz_log (log_level,
 213                                     "Couldn't decode ItemRequest %s near %ld",
 214                                        odr_errmsg(odr_geterror(rr->decode)),
 215                                        (long) odr_offset(rr->decode));
 216                             }
 217                             else
 218                                 yaz_log(log_level, "Decode ItemRequest OK");
 219                             if (rr->print)
 220                             {
 221                                 ill_ItemRequest (rr->print, &item_req, 0,
 222                                     "ItemRequest");
 223                                 odr_reset (rr->print);
 224                             }
 225                         }
 226                         if (!item_req && r->which == ODR_EXTERNAL_single)
 227                         {
 228                             yaz_log (log_level, "Decode ILL APDU begin");
 229                             odr_setbuf(rr->decode,
 230                                        (char*) r->u.single_ASN1_type->buf,
 231                                        r->u.single_ASN1_type->len, 0);
 232
 233                             if (!ill_APDU (rr->decode, &ill_apdu, 0, 0))
 234                             {
 235                                 yaz_log (log_level,
 236                                     "Couldn't decode ILL APDU %s near %ld",
 237                                        odr_errmsg(odr_geterror(rr->decode)),
 238                                        (long) odr_offset(rr->decode));
 239                                 yaz_log(log_level, "PDU dump:");
 240                                 odr_dumpBER(yaz_log_file(),
 241                                      (char *) r->u.single_ASN1_type->buf,
 242                                      r->u.single_ASN1_type->len);
 243                             }
 244                             else
 245                                 yaz_log(log_level, "Decode ILL APDU OK");
 246                             if (rr->print)
 247                             {
 248                                 ill_APDU (rr->print, &ill_apdu, 0,
 249                                     "ILL APDU");
 250                                 odr_reset (rr->print);
 251                             }
 252                         }
 253                     }
 254                 }
 255                 if (item_req)
 256                 {
 257                     yaz_log (log_level, "ILL protocol version = %d",
 258                              *item_req->protocol_version_num);
 259                 }
 260             }
 261             if (k)
 262             {
 263
 264                 Z_External *ext = (Z_External *)
 265                     odr_malloc (rr->stream, sizeof(*ext));
 266                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 267                     odr_malloc (rr->stream, sizeof(*keep));
 268                 Z_IOTargetPart *targetPart = (Z_IOTargetPart *)
 269                     odr_malloc (rr->stream, sizeof(*targetPart));
 270
 271                 rr->taskPackage = (Z_TaskPackage *)
 272                     odr_malloc (rr->stream, sizeof(*rr->taskPackage));
 273                 rr->taskPackage->packageType =
 274                     odr_oiddup (rr->stream, rr->esr->packageType);
 275                 rr->taskPackage->packageName = 0;
 276                 rr->taskPackage->userId = 0;
 277                 rr->taskPackage->retentionTime = 0;
 278                 rr->taskPackage->permissions = 0;
 279                 rr->taskPackage->description = 0;
 280                 rr->taskPackage->targetReference = (Odr_oct *)
 281                     odr_malloc (rr->stream, sizeof(Odr_oct));
 282                 rr->taskPackage->targetReference->buf =
 283                     (unsigned char *) odr_strdup (rr->stream, "911");
 284                 rr->taskPackage->targetReference->len =
 285                     rr->taskPackage->targetReference->size =
 286                     strlen((char *) (rr->taskPackage->targetReference->buf));
 287                 rr->taskPackage->creationDateTime = 0;
 288                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 289                 rr->taskPackage->packageDiagnostics = 0;
 290                 rr->taskPackage->taskSpecificParameters = ext;
 291
 292                 ext->direct_reference =
 293                     odr_oiddup (rr->stream, rr->esr->packageType);
 294                 ext->indirect_reference = 0;
 295                 ext->descriptor = 0;
 296                 ext->which = Z_External_itemOrder;
 297                 ext->u.itemOrder = (Z_ItemOrder *)
 298                     odr_malloc (rr->stream, sizeof(*ext->u.update));
 299                 ext->u.itemOrder->which = Z_IOItemOrder_taskPackage;
 300                 ext->u.itemOrder->u.taskPackage =  (Z_IOTaskPackage *)
 301                     odr_malloc (rr->stream, sizeof(Z_IOTaskPackage));
 302                 ext->u.itemOrder->u.taskPackage->originPart = k;
 303                 ext->u.itemOrder->u.taskPackage->targetPart = targetPart;
 304
 305                 if (xml_in_response)
 306                     targetPart->itemRequest =
 307                         z_ext_record_xml(rr->stream, xml_in_response,
 308                                          strlen(xml_in_response));
 309                 else
 310                     targetPart->itemRequest = 0;
 311
 312                 targetPart->statusOrErrorReport = 0;
 313                 targetPart->auxiliaryStatus = 0;
 314             }
 315         }
 316     }
 317     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 318     {
 319         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 320         yaz_log (log_level, "Received DB Update");
 321         if (up->which == Z_IUUpdate_esRequest)
 322         {
 323             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 324             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 325             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 326
 327             yaz_log (log_level, "action");
 328             if (toKeep->action)
 329             {
 330                 switch (*toKeep->action)
 331                 {
 332                 case Z_IUOriginPartToKeep_recordInsert:
 333                     yaz_log (log_level, " recordInsert");
 334                     break;
 335                 case Z_IUOriginPartToKeep_recordReplace:
 336                     yaz_log (log_level, " recordReplace");
 337                     break;
 338                 case Z_IUOriginPartToKeep_recordDelete:
 339                     yaz_log (log_level, " recordDelete");
 340                     break;
 341                 case Z_IUOriginPartToKeep_elementUpdate:
 342                     yaz_log (log_level, " elementUpdate");
 343                     break;
 344                 case Z_IUOriginPartToKeep_specialUpdate:
 345                     yaz_log (log_level, " specialUpdate");
 346                     break;
 347                 default:
 348                     yaz_log (log_level, " unknown (%d)", *toKeep->action);
 349                 }
 350             }
 351             if (toKeep->databaseName)
 352             {
 353                 yaz_log (log_level, "database: %s", toKeep->databaseName);
 354                 if (!strcmp(toKeep->databaseName, "fault"))
 355                 {
 356                     rr->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 357                     rr->errstring = toKeep->databaseName;
 358                 }
 359                 if (!strcmp(toKeep->databaseName, "accept"))
 360                     rr->errcode = -1;
 361             }
 362             if (toKeep)
 363             {
 364                 Z_External *ext = (Z_External *)
 365                     odr_malloc (rr->stream, sizeof(*ext));
 366                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 367                     odr_malloc (rr->stream, sizeof(*keep));
 368                 Z_IUTargetPart *targetPart = (Z_IUTargetPart *)
 369                     odr_malloc (rr->stream, sizeof(*targetPart));
 370
 371                 rr->taskPackage = (Z_TaskPackage *)
 372                     odr_malloc (rr->stream, sizeof(*rr->taskPackage));
 373                 rr->taskPackage->packageType =
 374                     odr_oiddup (rr->stream, rr->esr->packageType);
 375                 rr->taskPackage->packageName = 0;
 376                 rr->taskPackage->userId = 0;
 377                 rr->taskPackage->retentionTime = 0;
 378                 rr->taskPackage->permissions = 0;
 379                 rr->taskPackage->description = 0;
 380                 rr->taskPackage->targetReference = (Odr_oct *)
 381                     odr_malloc (rr->stream, sizeof(Odr_oct));
 382                 rr->taskPackage->targetReference->buf =
 383                     (unsigned char *) odr_strdup (rr->stream, "123");
 384                 rr->taskPackage->targetReference->len =
 385                     rr->taskPackage->targetReference->size =
 386                     strlen((char *) (rr->taskPackage->targetReference->buf));
 387                 rr->taskPackage->creationDateTime = 0;
 388                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 389                 rr->taskPackage->packageDiagnostics = 0;
 390                 rr->taskPackage->taskSpecificParameters = ext;
 391
 392                 ext->direct_reference =
 393                     odr_oiddup (rr->stream, rr->esr->packageType);
 394                 ext->indirect_reference = 0;
 395                 ext->descriptor = 0;
 396                 ext->which = Z_External_update;
 397                 ext->u.update = (Z_IUUpdate *)
 398                     odr_malloc (rr->stream, sizeof(*ext->u.update));
 399                 ext->u.update->which = Z_IUUpdate_taskPackage;
 400                 ext->u.update->u.taskPackage =  (Z_IUUpdateTaskPackage *)
 401                     odr_malloc (rr->stream, sizeof(Z_IUUpdateTaskPackage));
 402                 ext->u.update->u.taskPackage->originPart = keep;
 403                 ext->u.update->u.taskPackage->targetPart = targetPart;
 404
 405                 keep->action = (int *) odr_malloc (rr->stream, sizeof(int));
 406                 *keep->action = *toKeep->action;
 407                 keep->databaseName =
 408                     odr_strdup (rr->stream, toKeep->databaseName);
 409                 keep->schema = 0;
 410                 keep->elementSetName = 0;
 411                 keep->actionQualifier = 0;
 412
 413                 targetPart->updateStatus = odr_intdup (rr->stream, 1);
 414                 targetPart->num_globalDiagnostics = 0;
 415                 targetPart->globalDiagnostics = (Z_DiagRec **) odr_nullval();
 416                 targetPart->num_taskPackageRecords = 1;
 417                 targetPart->taskPackageRecords =
 418                     (Z_IUTaskPackageRecordStructure **)
 419                     odr_malloc (rr->stream,
 420                                 sizeof(Z_IUTaskPackageRecordStructure *));
 421                 targetPart->taskPackageRecords[0] =
 422                     (Z_IUTaskPackageRecordStructure *)
 423                     odr_malloc (rr->stream,
 424                                 sizeof(Z_IUTaskPackageRecordStructure));
 425
 426                 targetPart->taskPackageRecords[0]->which =
 427                     Z_IUTaskPackageRecordStructure_record;
 428                 targetPart->taskPackageRecords[0]->u.record =
 429                     z_ext_record_sutrs(rr->stream, "test", 4);
 430                 targetPart->taskPackageRecords[0]->correlationInfo = 0;
 431                 targetPart->taskPackageRecords[0]->recordStatus =
 432                     odr_intdup (rr->stream,
 433                                 Z_IUTaskPackageRecordStructure_success);
 434                 targetPart->taskPackageRecords[0]->num_supplementalDiagnostics
 435                     = 0;
 436
 437                 targetPart->taskPackageRecords[0]->supplementalDiagnostics = 0;
 438             }
 439             if (notToKeep)
 440             {
 441                 int i;
 442                 for (i = 0; i < notToKeep->num; i++)
 443                 {
 444                     Z_External *rec = notToKeep->elements[i]->record;
 445
 446                     if (rec->direct_reference)
 447                     {
 448                         char oid_name_str[OID_STR_MAX];
 449                         const char *oid_name
 450                             = oid_name = yaz_oid_to_string_buf(
 451                                 rec->direct_reference, 0,
 452                                 oid_name_str);
 453                         if (oid_name)
 454                             yaz_log (log_level, "record %d type %s", i,
 455                                      oid_name);
 456                     }
 457                     switch (rec->which)
 458                     {
 459                     case Z_External_sutrs:
 460                         if (rec->u.octet_aligned->len > 170)
 461                             yaz_log (log_level, "%d bytes:\n%.168s ...",
 462                                      rec->u.sutrs->len,
 463                                      rec->u.sutrs->buf);
 464                         else
 465                             yaz_log (log_level, "%d bytes:\n%s",
 466                                      rec->u.sutrs->len,
 467                                      rec->u.sutrs->buf);
 468                         break;
 469                     case Z_External_octet        :
 470                         if (rec->u.octet_aligned->len > 170)
 471                             yaz_log (log_level, "%d bytes:\n%.168s ...",
 472                                      rec->u.octet_aligned->len,
 473                                      rec->u.octet_aligned->buf);
 474                         else
 475                             yaz_log (log_level, "%d bytes\n%s",
 476                                      rec->u.octet_aligned->len,
 477                                      rec->u.octet_aligned->buf);
 478                     }
 479                 }
 480             }
 481         }
 482     }
 483     return 0;
 484 }
 485
 486 /* result set delete */
 487 int ztest_delete (void *handle, bend_delete_rr *rr)
 488 {
 489     if (rr->num_setnames == 1 && !strcmp (rr->setnames[0], "1"))
 490         rr->delete_status = Z_DeleteStatus_success;
 491     else
 492         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 493     return 0;
 494 }
 495
 496 /* Our sort handler really doesn't sort... */
 497 int ztest_sort (void *handle, bend_sort_rr *rr)
 498 {
 499     rr->errcode = 0;
 500     rr->sort_status = Z_SortResponse_success;
 501     return 0;
 502 }
 503
 504
 505 /* present request handler */
 506 int ztest_present (void *handle, bend_present_rr *rr)
 507 {
 508     return 0;
 509 }
 510
 511 /* retrieval of a single record (present, and piggy back search) */
 512 int ztest_fetch(void *handle, bend_fetch_rr *r)
 513 {
 514     char *cp;
 515     const Odr_oid *oid = r->request_format;
 516
 517     r->last_in_set = 0;
 518     r->basename = "Default";
 519     r->output_format = r->request_format;
 520
 521     if (!oid || yaz_oid_is_iso2709(oid))
 522     {
 523         cp = dummy_marc_record(r->number, r->stream);
 524         if (!cp)
 525         {
 526             r->errcode = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
 527             return 0;
 528         }
 529         else
 530         {
 531             r->len = strlen(cp);
 532             r->record = cp;
 533             r->output_format = odr_oiddup(r->stream, yaz_oid_recsyn_usmarc);
 534         }
 535     }
 536     else if (!oid_oidcmp(oid, yaz_oid_recsyn_opac))
 537     {
 538         cp = dummy_marc_record(r->number, r->stream);
 539         if (!cp)
 540         {
 541             r->errcode = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
 542             return 0;
 543         }
 544         r->record = (char *) dummy_opac(r->number, r->stream, cp);
 545         r->len = -1;
 546     }
 547     else if (!oid_oidcmp(oid, yaz_oid_recsyn_sutrs))
 548     {
 549         /* this section returns a small record */
 550         char buf[100];
 551
 552         sprintf(buf, "This is dummy SUTRS record number %d\n", r->number);
 553
 554         r->len = strlen(buf);
 555         r->record = (char *) odr_malloc (r->stream, r->len+1);
 556         strcpy(r->record, buf);
 557     }
 558     else if (!oid_oidcmp(oid, yaz_oid_recsyn_grs_1))
 559     {
 560         r->len = -1;
 561         r->record = (char*) dummy_grs_record(r->number, r->stream);
 562         if (!r->record)
 563         {
 564             r->errcode = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
 565             return 0;
 566         }
 567     }
 568     else if (!oid_oidcmp(oid, yaz_oid_recsyn_postscript))
 569     {
 570         char fname[20];
 571         FILE *f;
 572         long size;
 573
 574         sprintf (fname, "part.%d.ps", r->number);
 575         f = fopen(fname, "rb");
 576         if (!f)
 577         {
 578             r->errcode = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
 579             return 0;
 580         }
 581         fseek (f, 0L, SEEK_END);
 582         size = ftell (f);
 583         if (size <= 0 || size >= 5000000)
 584         {
 585             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 586             return 0;
 587         }
 588         fseek (f, 0L, SEEK_SET);
 589         r->record = (char*) odr_malloc (r->stream, size);
 590         r->len = size;
 591         fread (r->record, size, 1, f);
 592         fclose (f);
 593     }
 594     else if (!oid_oidcmp(oid, yaz_oid_recsyn_xml))
 595     {
 596         if ((cp = dummy_xml_record (r->number, r->stream)))
 597         {
 598             r->len = strlen(cp);
 599             r->record = cp;
 600         }
 601         else
 602         {
 603             r->errcode = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
 604             r->surrogate_flag = 1;
 605             return 0;
 606         }
 607     }
 608     else
 609     {
 610         char buf[OID_STR_MAX];
 611         r->errcode = YAZ_BIB1_RECORD_SYNTAX_UNSUPP;
 612         r->errstring = odr_strdup(r->stream, oid_oid_to_dotstring(oid, buf));
 613         return 0;
 614     }
 615     r->errcode = 0;
 616     return 0;
 617 }
 618
 619 /*
 620  * silly dummy-scan what reads words from a file.
 621  */
 622 int ztest_scan(void *handle, bend_scan_rr *q)
 623 {
 624     static FILE *f = 0;
 625     static struct scan_entry list[200];
 626     static char entries[200][80];
 627     int hits[200];
 628     char term[80], *p;
 629     int i, pos;
 630     int term_position_req = q->term_position;
 631     int num_entries_req = q->num_entries;
 632
 633     /* Throw Database unavailable if other than Default or Slow */
 634     if (!yaz_matchstr (q->basenames[0], "Default"))
 635         ;  /* Default is OK in our test */
 636     else if(!yaz_matchstr (q->basenames[0], "Slow"))
 637     {
 638 #if HAVE_UNISTD_H
 639         sleep(3);
 640 #endif
 641         ;
 642     }
 643     else
 644     {
 645         q->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 646         q->errstring = q->basenames[0];
 647         return 0;
 648     }
 649
 650     q->errcode = 0;
 651     q->errstring = 0;
 652     q->entries = list;
 653     q->status = BEND_SCAN_SUCCESS;
 654     if (!f && !(f = fopen("dummy-words", "r")))
 655     {
 656         perror("dummy-words");
 657         exit(1);
 658     }
 659     if (q->num_entries > 200)
 660     {
 661         q->errcode = YAZ_BIB1_RESOURCES_EXHAUSTED_NO_RESULTS_AVAILABLE;
 662         return 0;
 663     }
 664     if (q->term)
 665     {
 666         int len;
 667         if (q->term->term->which != Z_Term_general)
 668         {
 669             q->errcode = YAZ_BIB1_TERM_TYPE_UNSUPP;
 670             return 0;
 671         }
 672         if (*q->step_size != 0)
 673         {
 674             q->errcode = YAZ_BIB1_ONLY_ZERO_STEP_SIZE_SUPPORTED_FOR_SCAN;
 675             return 0;
 676         }
 677         len = q->term->term->u.general->len;
 678         if (len >= sizeof(term))
 679             len = sizeof(term)-1;
 680         memcpy(term, q->term->term->u.general->buf, len);
 681         term[len] = '\0';
 682     }
 683     else if (q->scanClause)
 684     {
 685         strncpy(term, q->scanClause, sizeof(term)-1);
 686         term[sizeof(term)-1] = '\0';
 687     }
 688     else
 689         strcpy(term, "0");
 690
 691     for (p = term; *p; p++)
 692         if (islower(*(unsigned char *) p))
 693             *p = toupper(*p);
 694
 695     fseek(f, 0, SEEK_SET);
 696     q->num_entries = 0;
 697
 698     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 699         i++, pos < 199 ? pos++ : (pos = 0))
 700     {
 701         if (!q->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 702         {
 703             if ((q->term_position = term_position_req) > i + 1)
 704             {
 705                 q->term_position = i + 1;
 706                 q->status = BEND_SCAN_PARTIAL;
 707             }
 708             for (; q->num_entries < q->term_position; q->num_entries++)
 709             {
 710                 int po;
 711
 712                 po = pos - q->term_position + q->num_entries+1; /* find pos */
 713                 if (po < 0)
 714                     po += 200;
 715
 716                 if (!strcmp (term, "SD") && q->num_entries == 2)
 717                 {
 718                     list[q->num_entries].term = entries[pos];
 719                     list[q->num_entries].occurrences = -1;
 720                     list[q->num_entries].errcode =
 721                         YAZ_BIB1_SCAN_UNSUPP_VALUE_OF_POSITION_IN_RESPONSE;
 722                     list[q->num_entries].errstring = "SD for Scan Term";
 723                 }
 724                 else
 725                 {
 726                     list[q->num_entries].term = entries[po];
 727                     list[q->num_entries].occurrences = hits[po];
 728                 }
 729             }
 730         }
 731         else if (q->num_entries)
 732         {
 733             list[q->num_entries].term = entries[pos];
 734             list[q->num_entries].occurrences = hits[pos];
 735             q->num_entries++;
 736         }
 737         if (q->num_entries >= num_entries_req)
 738             break;
 739     }
 740     if (feof(f))
 741         q->status = BEND_SCAN_PARTIAL;
 742     return 0;
 743 }
 744
 745 int ztest_explain(void *handle, bend_explain_rr *rr)
 746 {
 747     if (rr->database && !strcmp(rr->database, "Default"))
 748     {
 749         rr->explain_buf = "<explain>\n"
 750             "\t<serverInfo>\n"
 751             "\t\t<host>localhost</host>\n"
 752             "\t\t<port>210</port>\n"
 753             "\t</serverInfo>\n"
 754             "</explain>\n";
 755     }
 756     return 0;
 757 }
 758
 759 int ztest_update(void *handle, bend_update_rr *rr)
 760 {
 761     rr->operation_status = "success";
 762     return 0;
 763 }
 764
 765 bend_initresult *bend_init(bend_initrequest *q)
 766 {
 767     bend_initresult *r = (bend_initresult *)
 768         odr_malloc (q->stream, sizeof(*r));
 769     int *counter = (int *) xmalloc (sizeof(int));
 770
 771     if (!log_level_set)
 772     {
 773         log_level=yaz_log_module_level("ztest");
 774         log_level_set=1;
 775     }
 776
 777     *counter = 0;
 778     r->errcode = 0;
 779     r->errstring = 0;
 780     r->handle = counter;         /* user handle, in this case a simple int */
 781     q->bend_sort = ztest_sort;              /* register sort handler */
 782     q->bend_search = ztest_search;          /* register search handler */
 783     q->bend_present = ztest_present;        /* register present handle */
 784     q->bend_esrequest = ztest_esrequest;
 785     q->bend_delete = ztest_delete;
 786     q->bend_fetch = ztest_fetch;
 787     q->bend_scan = ztest_scan;
 788 #if 0
 789     q->bend_explain = ztest_explain;
 790 #endif
 791     q->bend_srw_scan = ztest_scan;
 792     q->bend_srw_update = ztest_update;
 793
 794     q->query_charset = "ISO-8859-1";
 795     q->records_in_same_charset = 0;
 796
 797     return r;
 798 }
 799
 800 void bend_close(void *handle)
 801 {
 802     xfree (handle);              /* release our user-defined handle */
 803     return;
 804 }
 805
 806 int main(int argc, char **argv)
 807 {
 808     return statserv_main(argc, argv, bend_init, bend_close);
 809 }
 810 /*
 811  * Local variables:
 812  * c-basic-offset: 4
 813  * indent-tabs-mode: nil
 814  * End:
 815  * vim: shiftwidth=4 tabstop=8 expandtab
 816  */
 817