git.sur5r.net Git - openldap/blob - servers/slapd/back-bdb/init.c

   1 /* init.c - initialize bdb backend */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 #include "portable.h"
   9
  10 #include <stdio.h>
  11 #include <ac/string.h>
  12 #include <ac/unistd.h>
  13 #include <ac/stdlib.h>
  14
  15 #include <lutil.h>
  16
  17 #include "back-bdb.h"
  18 #include "external.h"
  19
  20 static struct bdbi_database {
  21         char *file;
  22         char *name;
  23         int type;
  24         int flags;
  25 } bdbi_databases[] = {
  26         { "id2entry" BDB_SUFFIX, "id2entry", DB_BTREE, 0 },
  27 #ifdef BDB_HIER
  28         { "id2parent" BDB_SUFFIX, "id2parent", DB_BTREE, 0 },
  29 #else
  30         { "dn2id" BDB_SUFFIX, "dn2id", DB_BTREE, 0 },
  31 #endif
  32         { NULL, NULL, 0, 0 }
  33 };
  34
  35 struct berval bdb_uuid = { 0, NULL };
  36
  37 typedef void * db_malloc(size_t);
  38 typedef void * db_realloc(void *, size_t);
  39
  40 #if 0
  41 static int
  42 bdb_open( BackendInfo *bi )
  43 {
  44         return 0;
  45 }
  46
  47 static int
  48 bdb_destroy( BackendInfo *bi )
  49 {
  50         return 0;
  51 }
  52
  53 static int
  54 bdb_close( BackendInfo *bi )
  55 {
  56         /* terminate the underlying database system */
  57         return 0;
  58 }
  59 #endif
  60
  61 static int
  62 bdb_db_init( BackendDB *be )
  63 {
  64         struct bdb_info *bdb;
  65
  66 #ifdef NEW_LOGGING
  67         LDAP_LOG( BACK_BDB, ENTRY, "bdb_db_init", 0, 0, 0 );
  68 #else
  69         Debug( LDAP_DEBUG_ANY,
  70                 "bdb_db_init: Initializing BDB database\n",
  71                 0, 0, 0 );
  72 #endif
  73
  74         /* indicate system schema supported */
  75         be->be_flags |=
  76 #ifdef BDB_SUBENTRIES
  77                 SLAP_BFLAG_SUBENTRIES |
  78 #endif
  79 #ifdef BDB_ALIASES
  80                 SLAP_BFLAG_ALIASES |
  81 #endif
  82                 SLAP_BFLAG_REFERRALS;
  83
  84         /* allocate backend-database-specific stuff */
  85         bdb = (struct bdb_info *) ch_calloc( 1, sizeof(struct bdb_info) );
  86
  87         /* DBEnv parameters */
  88         bdb->bi_dbenv_home = ch_strdup( SLAPD_DEFAULT_DB_DIR );
  89         bdb->bi_dbenv_xflags = 0;
  90         bdb->bi_dbenv_mode = SLAPD_DEFAULT_DB_MODE;
  91
  92         bdb->bi_cache.c_maxsize = DEFAULT_CACHE_SIZE;
  93
  94         bdb->bi_lock_detect = DB_LOCK_DEFAULT;
  95         bdb->bi_search_stack_depth = DEFAULT_SEARCH_STACK_DEPTH;
  96         bdb->bi_search_stack = NULL;
  97
  98 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
  99         LDAP_LIST_INIT (&bdb->psearch_list);
 100 #endif
 101
 102         ldap_pvt_thread_mutex_init( &bdb->bi_database_mutex );
 103         ldap_pvt_thread_mutex_init( &bdb->bi_lastid_mutex );
 104         ldap_pvt_thread_mutex_init( &bdb->bi_cache.lru_mutex );
 105         ldap_pvt_thread_rdwr_init ( &bdb->bi_cache.c_rwlock );
 106 #ifdef BDB_HIER
 107         ldap_pvt_thread_rdwr_init( &bdb->bi_tree_rdwr );
 108 #endif
 109
 110         be->be_private = bdb;
 111
 112         return 0;
 113 }
 114
 115 int
 116 bdb_bt_compare(
 117         DB *db,
 118         const DBT *usrkey,
 119         const DBT *curkey
 120 )
 121 {
 122         unsigned char *u, *c;
 123         int i, x;
 124
 125         u = usrkey->data;
 126         c = curkey->data;
 127
 128 #ifdef WORDS_BIGENDIAN
 129         for( i = 0; i < (int)sizeof(ID); i++)
 130 #else
 131         for( i = sizeof(ID)-1; i >= 0; i--)
 132 #endif
 133         {
 134                 x = u[i] - c[i];
 135                 if( x ) return x;
 136         }
 137
 138         return 0;
 139 }
 140
 141 static int
 142 bdb_db_open( BackendDB *be )
 143 {
 144         int rc, i;
 145         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
 146         u_int32_t flags;
 147 #ifdef HAVE_EBCDIC
 148         char path[MAXPATHLEN];
 149 #endif
 150
 151 #ifdef NEW_LOGGING
 152         LDAP_LOG( BACK_BDB, ARGS,
 153                 "bdb_db_open: %s\n", be->be_suffix[0].bv_val, 0, 0 );
 154 #else
 155         Debug( LDAP_DEBUG_ARGS,
 156                 "bdb_db_open: %s\n",
 157                 be->be_suffix[0].bv_val, 0, 0 );
 158 #endif
 159
 160 #ifndef BDB_MULTIPLE_SUFFIXES
 161         if ( be->be_suffix[1].bv_val ) {
 162 #ifdef NEW_LOGGING
 163         LDAP_LOG( BACK_BDB, ARGS,
 164                 "bdb_db_open: only one suffix allowed\n", 0, 0, 0 );
 165 #else
 166         Debug( LDAP_DEBUG_ARGS,
 167                 "bdb_db_open: only one suffix allowed\n", 0, 0, 0 );
 168 #endif
 169                 return -1;
 170         }
 171 #endif
 172         /* we should check existance of dbenv_home and db_directory */
 173
 174         rc = db_env_create( &bdb->bi_dbenv, 0 );
 175         if( rc != 0 ) {
 176 #ifdef NEW_LOGGING
 177                 LDAP_LOG( BACK_BDB, ERR,
 178                         "bdb_db_open: db_env_create failed: %s (%d)\n",
 179                         db_strerror(rc), rc, 0 );
 180 #else
 181                 Debug( LDAP_DEBUG_ANY,
 182                         "bdb_db_open: db_env_create failed: %s (%d)\n",
 183                         db_strerror(rc), rc, 0 );
 184 #endif
 185                 return rc;
 186         }
 187
 188         flags = DB_INIT_MPOOL | DB_THREAD | DB_CREATE
 189                 | DB_INIT_LOCK | DB_INIT_LOG | DB_INIT_TXN;
 190
 191 #if 0
 192         /* Never do automatic recovery, must perform it manually.
 193          * Otherwise restarting with gentlehup will corrupt the
 194          * database.
 195          */
 196         if( !(slapMode & SLAP_TOOL_MODE) ) flags |= DB_RECOVER;
 197 #endif
 198
 199         bdb->bi_dbenv->set_errpfx( bdb->bi_dbenv, be->be_suffix[0].bv_val );
 200         bdb->bi_dbenv->set_errcall( bdb->bi_dbenv, bdb_errcall );
 201         bdb->bi_dbenv->set_lk_detect( bdb->bi_dbenv, bdb->bi_lock_detect );
 202
 203 #ifdef SLAP_IDL_CACHE
 204         if ( bdb->bi_idl_cache_max_size ) {
 205                 ldap_pvt_thread_mutex_init( &bdb->bi_idl_tree_mutex );
 206                 bdb->bi_idl_cache_size = 0;
 207         }
 208 #endif
 209
 210 #ifdef BDB_SUBDIRS
 211         {
 212                 char dir[MAXPATHLEN];
 213                 size_t len = strlen( bdb->bi_dbenv_home );
 214
 215                 strcpy( dir, bdb->bi_dbenv_home );
 216                 strcat( &dir[len], BDB_TMP_SUBDIR );
 217
 218                 rc = bdb->bi_dbenv->set_tmp_dir( bdb->bi_dbenv, dir );
 219                 if( rc != 0 ) {
 220 #ifdef NEW_LOGGING
 221                         LDAP_LOG( BACK_BDB, ERR,
 222                                 "bdb_db_open: set_tmp_dir(%s) failed: %s (%d)\n",
 223                                 dir, db_strerror(rc), rc );
 224 #else
 225                         Debug( LDAP_DEBUG_ANY,
 226                                 "bdb_db_open: set_tmp_dir(%s) failed: %s (%d)\n",
 227                                 dir, db_strerror(rc), rc );
 228 #endif
 229                         return rc;
 230                 }
 231
 232                 strcat( &dir[len], BDB_LG_SUBDIR );
 233
 234                 rc = bdb->bi_dbenv->set_lg_dir( bdb->bi_dbenv, dir );
 235                 if( rc != 0 ) {
 236 #ifdef NEW_LOGGING
 237                         LDAP_LOG( BACK_BDB, ERR,
 238                                 "bdb_db_open: set_lg_dir(%s) failed: %s (%d)\n",
 239                                 dir, db_strerror(rc), rc );
 240 #else
 241                         Debug( LDAP_DEBUG_ANY,
 242                                 "bdb_db_open: set_lg_dir(%s) failed: %s (%d)\n",
 243                                 dir, db_strerror(rc), rc );
 244 #endif
 245                         return rc;
 246                 }
 247
 248                 strcat( &dir[len], BDB_DATA_SUBDIR );
 249
 250                 rc = bdb->bi_dbenv->set_data_dir( bdb->bi_dbenv, dir );
 251                 if( rc != 0 ) {
 252 #ifdef NEW_LOGGING
 253                         LDAP_LOG( BACK_BDB, ERR,
 254                                 "bdb_db_open: set_data_dir(%s) failed: %s (%d)\n",
 255                                 dir, db_strerror(rc), rc );
 256 #else
 257                         Debug( LDAP_DEBUG_ANY,
 258                                 "bdb_db_open: set_data_dir(%s) failed: %s (%d)\n",
 259                                 dir, db_strerror(rc), rc );
 260 #endif
 261                         return rc;
 262                 }
 263         }
 264 #endif
 265
 266 #ifdef NEW_LOGGING
 267         LDAP_LOG( BACK_BDB, DETAIL1,
 268                 "bdb_db_open: dbenv_open %s\n", bdb->bi_dbenv_home, 0, 0 );
 269 #else
 270         Debug( LDAP_DEBUG_TRACE,
 271                 "bdb_db_open: dbenv_open(%s)\n",
 272                 bdb->bi_dbenv_home, 0, 0);
 273 #endif
 274
 275 #ifdef HAVE_EBCDIC
 276         strcpy( path, bdb->bi_dbenv_home );
 277         __atoe( path );
 278         rc = bdb->bi_dbenv->open( bdb->bi_dbenv,
 279                 path,
 280                 flags,
 281                 bdb->bi_dbenv_mode );
 282 #else
 283         rc = bdb->bi_dbenv->open( bdb->bi_dbenv,
 284                 bdb->bi_dbenv_home,
 285                 flags,
 286                 bdb->bi_dbenv_mode );
 287 #endif
 288         if( rc != 0 ) {
 289 #ifdef NEW_LOGGING
 290                 LDAP_LOG( BACK_BDB, ERR,
 291                         "bdb_db_open: dbenv_open failed: %s (%d)\n",
 292                         db_strerror(rc), rc, 0 );
 293 #else
 294                 Debug( LDAP_DEBUG_ANY,
 295                         "bdb_db_open: dbenv_open failed: %s (%d)\n",
 296                         db_strerror(rc), rc, 0 );
 297 #endif
 298                 return rc;
 299         }
 300
 301         if( bdb->bi_dbenv_xflags != 0 ) {
 302                 rc = bdb->bi_dbenv->set_flags( bdb->bi_dbenv,
 303                         bdb->bi_dbenv_xflags, 1);
 304                 if( rc != 0 ) {
 305 #ifdef NEW_LOGGING
 306                         LDAP_LOG( BACK_BDB, ERR,
 307                                 "bdb_db_open: dbenv_set_flags failed: %s (%d)\n",
 308                                 db_strerror(rc), rc, 0 );
 309 #else
 310                         Debug( LDAP_DEBUG_ANY,
 311                                 "bdb_db_open: dbenv_set_flags failed: %s (%d)\n",
 312                                 db_strerror(rc), rc, 0 );
 313 #endif
 314                         return rc;
 315                 }
 316         }
 317
 318         flags = DB_THREAD | DB_CREATE | bdb->bi_db_opflags;
 319
 320         bdb->bi_databases = (struct bdb_db_info **) ch_malloc(
 321                 BDB_INDICES * sizeof(struct bdb_db_info *) );
 322
 323         /* open (and create) main database */
 324         for( i = 0; bdbi_databases[i].name; i++ ) {
 325                 struct bdb_db_info *db;
 326
 327                 db = (struct bdb_db_info *) ch_calloc(1, sizeof(struct bdb_db_info));
 328
 329                 rc = db_create( &db->bdi_db, bdb->bi_dbenv, 0 );
 330                 if( rc != 0 ) {
 331 #ifdef NEW_LOGGING
 332                         LDAP_LOG( BACK_BDB, ERR,
 333                                 "bdb_db_open: db_create(%s) failed: %s (%d)\n",
 334                                 bdb->bi_dbenv_home, db_strerror(rc), rc );
 335 #else
 336                         Debug( LDAP_DEBUG_ANY,
 337                                 "bdb_db_open: db_create(%s) failed: %s (%d)\n",
 338                                 bdb->bi_dbenv_home, db_strerror(rc), rc );
 339 #endif
 340                         return rc;
 341                 }
 342
 343                 if( i == BDB_ID2ENTRY ) {
 344                         rc = db->bdi_db->set_bt_compare( db->bdi_db,
 345                                 bdb_bt_compare );
 346                         rc = db->bdi_db->set_pagesize( db->bdi_db,
 347                                 BDB_ID2ENTRY_PAGESIZE );
 348                 } else {
 349 #ifdef BDB_HIER
 350                         rc = db->bdi_db->set_bt_compare( db->bdi_db,
 351                                 bdb_bt_compare );
 352 #else
 353                         rc = db->bdi_db->set_flags( db->bdi_db,
 354                                 DB_DUP | DB_DUPSORT );
 355                         rc = db->bdi_db->set_dup_compare( db->bdi_db,
 356                                 bdb_bt_compare );
 357 #endif
 358                         rc = db->bdi_db->set_pagesize( db->bdi_db,
 359                                 BDB_PAGESIZE );
 360                 }
 361
 362 #ifdef HAVE_EBCDIC
 363                 strcpy( path, bdbi_databases[i].file );
 364                 __atoe( path );
 365                 rc = DB_OPEN( db->bdi_db,
 366                         path,
 367                 /*      bdbi_databases[i].name, */ NULL,
 368                         bdbi_databases[i].type,
 369                         bdbi_databases[i].flags | flags,
 370                         bdb->bi_dbenv_mode );
 371 #else
 372                 rc = DB_OPEN( db->bdi_db,
 373                         bdbi_databases[i].file,
 374                 /*      bdbi_databases[i].name, */ NULL,
 375                         bdbi_databases[i].type,
 376                         bdbi_databases[i].flags | flags,
 377                         bdb->bi_dbenv_mode );
 378 #endif
 379
 380                 if( rc != 0 ) {
 381 #ifdef NEW_LOGGING
 382                         LDAP_LOG( BACK_BDB, ERR,
 383                                 "bdb_db_open: db_create(%s) failed: %s (%d)\n",
 384                                 bdb->bi_dbenv_home, db_strerror(rc), rc );
 385 #else
 386                         Debug( LDAP_DEBUG_ANY,
 387                                 "bdb_db_open: db_open(%s) failed: %s (%d)\n",
 388                                 bdb->bi_dbenv_home, db_strerror(rc), rc );
 389 #endif
 390                         return rc;
 391                 }
 392
 393                 db->bdi_name = bdbi_databases[i].name;
 394                 bdb->bi_databases[i] = db;
 395         }
 396
 397         bdb->bi_databases[i] = NULL;
 398         bdb->bi_ndatabases = i;
 399
 400         /* get nextid */
 401         rc = bdb_last_id( be, NULL );
 402         if( rc != 0 ) {
 403 #ifdef NEW_LOGGING
 404                         LDAP_LOG( BACK_BDB, ERR,
 405                                 "bdb_db_open: last_id(%s) failed: %s (%d)\n",
 406                                 bdb->bi_dbenv_home, db_strerror(rc), rc );
 407 #else
 408                 Debug( LDAP_DEBUG_ANY,
 409                         "bdb_db_open: last_id(%s) failed: %s (%d)\n",
 410                         bdb->bi_dbenv_home, db_strerror(rc), rc );
 411 #endif
 412                 return rc;
 413         }
 414
 415         /* <insert> open (and create) index databases */
 416 #ifdef BDB_HIER
 417         rc = bdb_build_tree( be );
 418 #endif
 419         return 0;
 420 }
 421
 422 static int
 423 bdb_db_close( BackendDB *be )
 424 {
 425         int rc;
 426         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
 427         struct bdb_db_info *db;
 428 #ifdef SLAP_IDL_CACHE
 429         bdb_idl_cache_entry_t *entry, *next_entry;
 430 #endif
 431
 432         while( bdb->bi_ndatabases-- ) {
 433                 db = bdb->bi_databases[bdb->bi_ndatabases];
 434                 rc = db->bdi_db->close( db->bdi_db, 0 );
 435                 /* Lower numbered names are not strdup'd */
 436                 if( bdb->bi_ndatabases >= BDB_NDB )
 437                         free( db->bdi_name );
 438                 free( db );
 439         }
 440         free( bdb->bi_databases );
 441         bdb_attr_index_destroy( bdb->bi_attrs );
 442
 443         bdb_cache_release_all (&bdb->bi_cache);
 444
 445 #ifdef SLAP_IDL_CACHE
 446         ldap_pvt_thread_mutex_lock ( &bdb->bi_idl_tree_mutex );
 447         entry = bdb->bi_idl_lru_head;
 448         while ( entry != NULL ) {
 449                 next_entry = entry->idl_lru_next;
 450                 free( entry->idl );
 451                 free( entry->kstr.bv_val );
 452                 free( entry );
 453                 entry = next_entry;
 454         }
 455         ldap_pvt_thread_mutex_unlock ( &bdb->bi_idl_tree_mutex );
 456 #endif
 457
 458         return 0;
 459 }
 460
 461 static int
 462 bdb_db_destroy( BackendDB *be )
 463 {
 464         int rc;
 465         struct bdb_info *bdb = (struct bdb_info *) be->be_private;
 466
 467         /* close db environment */
 468         if( bdb->bi_dbenv ) {
 469                 /* force a checkpoint */
 470                 rc = TXN_CHECKPOINT( bdb->bi_dbenv, 0, 0, DB_FORCE );
 471                 if( rc != 0 ) {
 472 #ifdef NEW_LOGGING
 473                         LDAP_LOG( BACK_BDB, ERR,
 474                                 "bdb_db_destroy: txn_checkpoint failed: %s (%d)\n",
 475                                 db_strerror(rc), rc, 0 );
 476 #else
 477                         Debug( LDAP_DEBUG_ANY,
 478                                 "bdb_db_destroy: txn_checkpoint failed: %s (%d)\n",
 479                                 db_strerror(rc), rc, 0 );
 480 #endif
 481                 }
 482
 483                 bdb_cache_release_all (&bdb->bi_cache);
 484
 485                 rc = bdb->bi_dbenv->close( bdb->bi_dbenv, 0 );
 486                 bdb->bi_dbenv = NULL;
 487                 if( rc != 0 ) {
 488 #ifdef NEW_LOGGING
 489                         LDAP_LOG( BACK_BDB, ERR,
 490                                 "bdb_db_destroy: close failed: %s (%d)\n",
 491                                 db_strerror(rc), rc, 0 );
 492 #else
 493                         Debug( LDAP_DEBUG_ANY,
 494                                 "bdb_db_destroy: close failed: %s (%d)\n",
 495                                 db_strerror(rc), rc, 0 );
 496 #endif
 497                         return rc;
 498                 }
 499         }
 500
 501         if( bdb->bi_dbenv_home ) ch_free( bdb->bi_dbenv_home );
 502
 503 #ifdef BDB_HIER
 504         ldap_pvt_thread_rdwr_destroy( &bdb->bi_tree_rdwr );
 505 #endif
 506         ldap_pvt_thread_rdwr_destroy ( &bdb->bi_cache.c_rwlock );
 507         ldap_pvt_thread_mutex_destroy( &bdb->bi_cache.lru_mutex );
 508         ldap_pvt_thread_mutex_destroy( &bdb->bi_lastid_mutex );
 509         ldap_pvt_thread_mutex_destroy( &bdb->bi_database_mutex );
 510
 511         ch_free( bdb );
 512         be->be_private = NULL;
 513
 514         return 0;
 515 }
 516
 517 #ifdef SLAPD_BDB_DYNAMIC
 518 int back_bdb_LTX_init_module( int argc, char *argv[] ) {
 519         BackendInfo bi;
 520
 521         memset( &bi, '\0', sizeof(bi) );
 522         bi.bi_type = "bdb";
 523         bi.bi_init = bdb_initialize;
 524
 525         backend_add( &bi );
 526         return 0;
 527 }
 528 #endif /* SLAPD_BDB_DYNAMIC */
 529
 530 int
 531 bdb_initialize(
 532         BackendInfo     *bi
 533 )
 534 {
 535         static char *controls[] = {
 536                 LDAP_CONTROL_MANAGEDSAIT,
 537                 LDAP_CONTROL_NOOP,
 538 #ifdef LDAP_CONTROL_PAGEDRESULTS
 539                 LDAP_CONTROL_PAGEDRESULTS,
 540 #endif
 541                 LDAP_CONTROL_VALUESRETURNFILTER,
 542 #ifdef LDAP_CONTROL_SUBENTRIES
 543                 LDAP_CONTROL_SUBENTRIES,
 544 #endif
 545 #ifdef LDAP_CLIENT_UPDATE
 546                 LDAP_CONTROL_CLIENT_UPDATE,
 547 #endif
 548                 NULL
 549         };
 550
 551         bi->bi_controls = controls;
 552
 553         /* initialize the underlying database system */
 554 #ifdef NEW_LOGGING
 555         LDAP_LOG( BACK_BDB, ENTRY, "bdb_db_initialize\n", 0, 0, 0 );
 556 #else
 557         Debug( LDAP_DEBUG_TRACE, "bdb_initialize: initialize BDB backend\n",
 558                 0, 0, 0 );
 559 #endif
 560
 561         {       /* version check */
 562                 int major, minor, patch;
 563                 char *version = db_version( &major, &minor, &patch );
 564 #ifdef HAVE_EBCDIC
 565                 char v2[1024];
 566
 567                 /* All our stdio does an ASCII to EBCDIC conversion on
 568                  * the output. Strings from the BDB library are already
 569                  * in EBCDIC; we have to go back and forth...
 570                  */
 571                 strcpy( v2, version );
 572                 __etoa( v2 );
 573                 version = v2;
 574 #endif
 575
 576                 if( major != DB_VERSION_MAJOR ||
 577                         minor != DB_VERSION_MINOR ||
 578                         patch < DB_VERSION_PATCH )
 579                 {
 580 #ifdef NEW_LOGGING
 581                         LDAP_LOG( BACK_BDB, ERR,
 582                                 "bdb_db_initialize: version mismatch: "
 583                                 "\texpected: %s \tgot: %s\n", DB_VERSION_STRING, version, 0 );
 584 #else
 585                         Debug( LDAP_DEBUG_ANY,
 586                                 "bdb_initialize: version mismatch\n"
 587                                 "\texpected: " DB_VERSION_STRING "\n"
 588                                 "\tgot: %s \n", version, 0, 0 );
 589 #endif
 590                 }
 591
 592 #ifdef NEW_LOGGING
 593                 LDAP_LOG( BACK_BDB, DETAIL1,
 594                         "bdb_db_initialize: %s\n", version, 0, 0 );
 595 #else
 596                 Debug( LDAP_DEBUG_ANY, "bdb_initialize: %s\n",
 597                         version, 0, 0 );
 598 #endif
 599         }
 600
 601         db_env_set_func_free( ber_memfree );
 602         db_env_set_func_malloc( (db_malloc *)ber_memalloc );
 603         db_env_set_func_realloc( (db_realloc *)ber_memrealloc );
 604 #ifndef NO_THREAD
 605         /* This is a no-op on a NO_THREAD build. Leave the default
 606          * alone so that BDB will sleep on interprocess conflicts.
 607          */
 608         db_env_set_func_yield( ldap_pvt_thread_yield );
 609 #endif
 610
 611         {
 612                 static char uuidbuf[ LDAP_LUTIL_UUIDSTR_BUFSIZE ];
 613
 614                 bdb_uuid.bv_len = lutil_uuidstr( uuidbuf, sizeof( uuidbuf ));
 615                 bdb_uuid.bv_val = uuidbuf;
 616         }
 617
 618         bi->bi_open = 0;
 619         bi->bi_close = 0;
 620         bi->bi_config = 0;
 621         bi->bi_destroy = 0;
 622
 623         bi->bi_db_init = bdb_db_init;
 624         bi->bi_db_config = bdb_db_config;
 625         bi->bi_db_open = bdb_db_open;
 626         bi->bi_db_close = bdb_db_close;
 627         bi->bi_db_destroy = bdb_db_destroy;
 628
 629         bi->bi_op_add = bdb_add;
 630         bi->bi_op_bind = bdb_bind;
 631         bi->bi_op_compare = bdb_compare;
 632         bi->bi_op_delete = bdb_delete;
 633         bi->bi_op_modify = bdb_modify;
 634         bi->bi_op_modrdn = bdb_modrdn;
 635         bi->bi_op_search = bdb_search;
 636
 637         bi->bi_op_unbind = 0;
 638
 639 #ifdef LDAP_CLIENT_UPDATE
 640         bi->bi_op_abandon = bdb_abandon;
 641         bi->bi_op_cancel = bdb_cancel;
 642 #else
 643         bi->bi_op_abandon = 0;
 644         bi->bi_op_cancel = 0;
 645 #endif
 646
 647         bi->bi_extended = bdb_extended;
 648
 649 #if 1
 650         /*
 651          * these routines (and their callers) are not yet designed
 652          * to work with transaction.  Using them may cause deadlock.
 653          */
 654         bi->bi_acl_group = bdb_group;
 655         bi->bi_acl_attribute = bdb_attribute;
 656 #else
 657         bi->bi_acl_group = 0;
 658         bi->bi_acl_attribute = 0;
 659 #endif
 660
 661         bi->bi_chk_referrals = bdb_referrals;
 662         bi->bi_operational = bdb_operational;
 663         bi->bi_has_subordinates = bdb_hasSubordinates;
 664         bi->bi_entry_release_rw = bdb_entry_release;
 665
 666         /*
 667          * hooks for slap tools
 668          */
 669         bi->bi_tool_entry_open = bdb_tool_entry_open;
 670         bi->bi_tool_entry_close = bdb_tool_entry_close;
 671         bi->bi_tool_entry_first = bdb_tool_entry_next;
 672         bi->bi_tool_entry_next = bdb_tool_entry_next;
 673         bi->bi_tool_entry_get = bdb_tool_entry_get;
 674         bi->bi_tool_entry_put = bdb_tool_entry_put;
 675         bi->bi_tool_entry_reindex = bdb_tool_entry_reindex;
 676         bi->bi_tool_sync = 0;
 677
 678         bi->bi_connection_init = 0;
 679         bi->bi_connection_destroy = 0;
 680
 681         return 0;
 682 }