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

   1 /* modrdn.c - bdb backend modrdn routine */
   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
  13 #include "back-bdb.h"
  14 #include "external.h"
  15
  16 int
  17 bdb_modrdn( Operation   *op, SlapReply *rs )
  18 {
  19         struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
  20         AttributeDescription *children = slap_schema.si_ad_children;
  21         AttributeDescription *entry = slap_schema.si_ad_entry;
  22         struct berval   p_dn, p_ndn;
  23         struct berval   new_dn = {0, NULL}, new_ndn = {0, NULL};
  24         int             isroot = -1;
  25         Entry           *e = NULL;
  26         Entry           *p = NULL;
  27         EntryInfo       *ei = NULL, *eip = NULL, *nei = NULL, *neip = NULL;
  28         /* LDAP v2 supporting correct attribute handling. */
  29         LDAPRDN         new_rdn = NULL;
  30         LDAPRDN         old_rdn = NULL;
  31         char textbuf[SLAP_TEXT_BUFLEN];
  32         size_t textlen = sizeof textbuf;
  33         DB_TXN          *ltid = NULL, *lt2;
  34         struct bdb_op_info opinfo;
  35         Entry dummy, *save;
  36
  37         ID                      id;
  38
  39         Entry           *np = NULL;                     /* newSuperior Entry */
  40         struct berval   *np_dn = NULL;                  /* newSuperior dn */
  41         struct berval   *np_ndn = NULL;                 /* newSuperior ndn */
  42         struct berval   *new_parent_dn = NULL;  /* np_dn, p_dn, or NULL */
  43
  44         /* Used to interface with bdb_modify_internal() */
  45         Modifications   *mod = NULL;            /* Used to delete old rdn */
  46
  47         int             manageDSAit = get_manageDSAit( op );
  48
  49         u_int32_t       locker = 0;
  50         DB_LOCK         lock, plock, nplock;
  51
  52         int             noop = 0;
  53
  54         int             num_retries = 0;
  55
  56         LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
  57         int num_ctrls = 0;
  58
  59         Operation *ps_list;
  60         struct psid_entry *pm_list, *pm_prev;
  61         int     rc;
  62         EntryInfo       *suffix_ei;
  63         Entry           *ctxcsn_e;
  64         int                     ctxcsn_added = 0;
  65
  66 #ifdef NEW_LOGGING
  67         LDAP_LOG ( OPERATION, ENTRY, "==>bdb_modrdn(%s,%s,%s)\n",
  68                 op->o_req_dn.bv_val,op->oq_modrdn.rs_newrdn.bv_val,
  69                 op->oq_modrdn.rs_newSup ? op->oq_modrdn.rs_newSup->bv_val : "NULL" );
  70 #else
  71         Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn(%s,%s,%s)\n",
  72                 op->o_req_dn.bv_val,op->oq_modrdn.rs_newrdn.bv_val,
  73                 op->oq_modrdn.rs_newSup ? op->oq_modrdn.rs_newSup->bv_val : "NULL" );
  74 #endif
  75
  76         if( 0 ) {
  77 retry:  /* transaction retry */
  78                 if (e != NULL) {
  79                         bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
  80                         e = NULL;
  81                 }
  82                 if (p != NULL) {
  83                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
  84                         p = NULL;
  85                 }
  86                 if (np != NULL) {
  87                         bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np);
  88                         np = NULL;
  89                 }
  90 #ifdef NEW_LOGGING
  91                 LDAP_LOG ( OPERATION, DETAIL1, "==>bdb_modrdn: retrying...\n", 0, 0, 0);
  92 #else
  93                 Debug( LDAP_DEBUG_TRACE, "==>bdb_modrdn: retrying...\n", 0, 0, 0 );
  94 #endif
  95                 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
  96                 while ( pm_list != NULL ) {
  97                         LDAP_LIST_REMOVE ( pm_list, ps_link );
  98                         pm_prev = pm_list;
  99                         pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
 100                         ch_free( pm_prev );
 101                 }
 102
 103                 rs->sr_err = TXN_ABORT( ltid );
 104                 ltid = NULL;
 105                 op->o_private = NULL;
 106                 op->o_do_not_cache = opinfo.boi_acl_cache;
 107                 if( rs->sr_err != 0 ) {
 108                         rs->sr_err = LDAP_OTHER;
 109                         rs->sr_text = "internal error";
 110                         goto return_results;
 111                 }
 112                 ldap_pvt_thread_yield();
 113                 bdb_trans_backoff( ++num_retries );
 114         }
 115
 116         /* begin transaction */
 117         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, &ltid,
 118                 bdb->bi_db_opflags );
 119         rs->sr_text = NULL;
 120         if( rs->sr_err != 0 ) {
 121 #ifdef NEW_LOGGING
 122                 LDAP_LOG ( OPERATION, ERR,
 123                         "==>bdb_modrdn: txn_begin failed: %s (%d)\n",
 124                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 125 #else
 126                 Debug( LDAP_DEBUG_TRACE,
 127                         "bdb_delete: txn_begin failed: %s (%d)\n",
 128                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 129 #endif
 130                 rs->sr_err = LDAP_OTHER;
 131                 rs->sr_text = "internal error";
 132                 goto return_results;
 133         }
 134
 135         locker = TXN_ID ( ltid );
 136
 137         opinfo.boi_bdb = op->o_bd;
 138         opinfo.boi_txn = ltid;
 139         opinfo.boi_locker = locker;
 140         opinfo.boi_err = 0;
 141         opinfo.boi_acl_cache = op->o_do_not_cache;
 142         op->o_private = &opinfo;
 143
 144         /* get entry */
 145         rs->sr_err = bdb_dn2entry( op, ltid, &op->o_req_ndn, &ei, 1,
 146                 locker, &lock );
 147
 148         switch( rs->sr_err ) {
 149         case 0:
 150         case DB_NOTFOUND:
 151                 break;
 152         case DB_LOCK_DEADLOCK:
 153         case DB_LOCK_NOTGRANTED:
 154                 goto retry;
 155         case LDAP_BUSY:
 156                 rs->sr_text = "ldap server busy";
 157                 goto return_results;
 158         default:
 159                 rs->sr_err = LDAP_OTHER;
 160                 rs->sr_text = "internal error";
 161                 goto return_results;
 162         }
 163
 164         e = ei->bei_e;
 165         /* FIXME: dn2entry() should return non-glue entry */
 166         if (( rs->sr_err == DB_NOTFOUND ) || ( !manageDSAit && e && is_entry_glue( e ))) {
 167                 if( e != NULL ) {
 168                         rs->sr_matched = ch_strdup( e->e_dn );
 169                         rs->sr_ref = is_entry_referral( e )
 170                                 ? get_entry_referrals( op, e )
 171                                 : NULL;
 172                         bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, e);
 173                         e = NULL;
 174
 175                 } else {
 176                         BerVarray deref = NULL;
 177                         if ( !LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 178                                 syncinfo_t *si;
 179                                 LDAP_STAILQ_FOREACH( si, &op->o_bd->be_syncinfo, si_next ) {
 180                                         struct berval tmpbv;
 181                                         ber_dupbv( &tmpbv, &si->si_provideruri_bv[0] );
 182                                         ber_bvarray_add( &deref, &tmpbv );
 183                 }
 184                         } else {
 185                                 deref = default_referral;
 186                         }
 187                         rs->sr_ref = referral_rewrite( deref, NULL, &op->o_req_dn,
 188                                 LDAP_SCOPE_DEFAULT );
 189                 }
 190
 191                 rs->sr_err = LDAP_REFERRAL;
 192                 send_ldap_result( op, rs );
 193
 194                 ber_bvarray_free( rs->sr_ref );
 195                 free( (char *)rs->sr_matched );
 196                 rs->sr_ref = NULL;
 197                 rs->sr_matched = NULL;
 198
 199                 goto done;
 200         }
 201
 202         if ( get_assert( op ) &&
 203                 ( test_filter( op, e, get_assertion( op )) != LDAP_COMPARE_TRUE ))
 204         {
 205                 rs->sr_err = LDAP_ASSERTION_FAILED;
 206                 goto return_results;
 207         }
 208
 209         /* check write on old entry */
 210         rs->sr_err = access_allowed( op, e, entry, NULL, ACL_WRITE, NULL );
 211         if ( ! rs->sr_err ) {
 212                 switch( opinfo.boi_err ) {
 213                 case DB_LOCK_DEADLOCK:
 214                 case DB_LOCK_NOTGRANTED:
 215                         goto retry;
 216                 }
 217
 218 #ifdef NEW_LOGGING
 219                 LDAP_LOG ( OPERATION, ERR,
 220                         "==>bdb_modrdn: no access to entry\n", 0, 0, 0 );
 221 #else
 222                 Debug( LDAP_DEBUG_TRACE, "no access to entry\n", 0,
 223                         0, 0 );
 224 #endif
 225                 rs->sr_text = "no write access to old entry";
 226                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 227                 goto return_results;
 228         }
 229
 230 #ifndef BDB_HIER
 231         rs->sr_err = bdb_cache_children( op, ltid, e );
 232         if ( rs->sr_err != DB_NOTFOUND ) {
 233                 switch( rs->sr_err ) {
 234                 case DB_LOCK_DEADLOCK:
 235                 case DB_LOCK_NOTGRANTED:
 236                         goto retry;
 237                 case 0:
 238 #ifdef NEW_LOGGING
 239                         LDAP_LOG ( OPERATION, DETAIL1,
 240                                 "<=- bdb_modrdn: non-leaf %s\n", op->o_req_dn.bv_val, 0, 0 );
 241 #else
 242                         Debug(LDAP_DEBUG_ARGS,
 243                                 "<=- bdb_modrdn: non-leaf %s\n",
 244                                 op->o_req_dn.bv_val, 0, 0);
 245 #endif
 246                         rs->sr_err = LDAP_NOT_ALLOWED_ON_NONLEAF;
 247                         rs->sr_text = "subtree rename not supported";
 248                         break;
 249                 default:
 250 #ifdef NEW_LOGGING
 251                         LDAP_LOG ( OPERATION, ERR,
 252                                 "<=- bdb_modrdn: has_children failed %s (%d)\n",
 253                                 db_strerror(rs->sr_err), rs->sr_err, 0 );
 254 #else
 255                         Debug(LDAP_DEBUG_ARGS,
 256                                 "<=- bdb_modrdn: has_children failed: %s (%d)\n",
 257                                 db_strerror(rs->sr_err), rs->sr_err, 0 );
 258 #endif
 259                         rs->sr_err = LDAP_OTHER;
 260                         rs->sr_text = "internal error";
 261                 }
 262                 goto return_results;
 263         }
 264         ei->bei_state |= CACHE_ENTRY_NO_KIDS;
 265 #endif
 266         if (!manageDSAit && is_entry_referral( e ) ) {
 267                 /* parent is a referral, don't allow add */
 268                 rs->sr_ref = get_entry_referrals( op, e );
 269
 270 #ifdef NEW_LOGGING
 271                 LDAP_LOG ( OPERATION, DETAIL1,
 272                         "==>bdb_modrdn: entry %s is referral \n", e->e_dn, 0, 0 );
 273 #else
 274                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry %s is referral\n",
 275                         e->e_dn, 0, 0 );
 276 #endif
 277
 278                 rs->sr_err = LDAP_REFERRAL,
 279                 rs->sr_matched = e->e_name.bv_val;
 280                 send_ldap_result( op, rs );
 281
 282                 ber_bvarray_free( rs->sr_ref );
 283                 rs->sr_ref = NULL;
 284                 rs->sr_matched = NULL;
 285                 goto done;
 286         }
 287
 288         if ( be_issuffix( op->o_bd, &e->e_nname ) ) {
 289                 p_ndn = slap_empty_bv;
 290         } else {
 291                 dnParent( &e->e_nname, &p_ndn );
 292         }
 293         np_ndn = &p_ndn;
 294         if ( p_ndn.bv_len != 0 ) {
 295                 /* Make sure parent entry exist and we can write its
 296                  * children.
 297                  */
 298                 eip = ei->bei_parent;
 299                 rs->sr_err = bdb_cache_find_id( op, ltid,
 300                         eip->bei_id, &eip, 0, locker, &plock );
 301
 302                 switch( rs->sr_err ) {
 303                 case 0:
 304                 case DB_NOTFOUND:
 305                         break;
 306                 case DB_LOCK_DEADLOCK:
 307                 case DB_LOCK_NOTGRANTED:
 308                         goto retry;
 309                 case LDAP_BUSY:
 310                         rs->sr_text = "ldap server busy";
 311                         goto return_results;
 312                 default:
 313                         rs->sr_err = LDAP_OTHER;
 314                         rs->sr_text = "internal error";
 315                         goto return_results;
 316                 }
 317
 318                 p = eip->bei_e;
 319                 if( p == NULL) {
 320 #ifdef NEW_LOGGING
 321                         LDAP_LOG ( OPERATION, ERR,
 322                                 "==>bdb_modrdn: parent does not exist\n", 0, 0, 0 );
 323 #else
 324                         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: parent does not exist\n",
 325                                 0, 0, 0);
 326 #endif
 327                         rs->sr_err = LDAP_OTHER;
 328                         rs->sr_text = "old entry's parent does not exist";
 329                         goto return_results;
 330                 }
 331
 332                 /* check parent for "children" acl */
 333                 rs->sr_err = access_allowed( op, p,
 334                         children, NULL, ACL_WRITE, NULL );
 335
 336                 if ( ! rs->sr_err ) {
 337                         switch( opinfo.boi_err ) {
 338                         case DB_LOCK_DEADLOCK:
 339                         case DB_LOCK_NOTGRANTED:
 340                                 goto retry;
 341                         }
 342
 343                         rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 344 #ifdef NEW_LOGGING
 345                         LDAP_LOG ( OPERATION, ERR,
 346                                 "==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
 347 #else
 348                         Debug( LDAP_DEBUG_TRACE, "no access to parent\n", 0,
 349                                 0, 0 );
 350 #endif
 351                         rs->sr_text = "no write access to old parent's children";
 352                         goto return_results;
 353                 }
 354
 355 #ifdef NEW_LOGGING
 356                 LDAP_LOG ( OPERATION, DETAIL1,
 357                         "==>bdb_modrdn: wr to children %s is OK\n", p_ndn.bv_val, 0, 0 );
 358 #else
 359                 Debug( LDAP_DEBUG_TRACE,
 360                         "bdb_modrdn: wr to children of entry %s OK\n",
 361                         p_ndn.bv_val, 0, 0 );
 362 #endif
 363
 364                 if ( p_ndn.bv_val == slap_empty_bv.bv_val ) {
 365                         p_dn = slap_empty_bv;
 366                 } else {
 367                         dnParent( &e->e_name, &p_dn );
 368                 }
 369
 370 #ifdef NEW_LOGGING
 371                 LDAP_LOG ( OPERATION, DETAIL1,
 372                         "==>bdb_modrdn: parent dn=%s\n", p_dn.bv_val, 0, 0 );
 373 #else
 374                 Debug( LDAP_DEBUG_TRACE,
 375                         "bdb_modrdn: parent dn=%s\n",
 376                         p_dn.bv_val, 0, 0 );
 377 #endif
 378
 379         } else {
 380                 /* no parent, modrdn entry directly under root */
 381                 isroot = be_isroot( op->o_bd, &op->o_ndn );
 382                 if ( ! isroot ) {
 383                         if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv )
 384                                 || be_isupdate( op->o_bd, &op->o_ndn ) ) {
 385
 386                                 p = (Entry *)&slap_entry_root;
 387
 388                                 /* check parent for "children" acl */
 389                                 rs->sr_err = access_allowed( op, p,
 390                                         children, NULL, ACL_WRITE, NULL );
 391
 392                                 p = NULL;
 393
 394                                 if ( ! rs->sr_err ) {
 395                                         switch( opinfo.boi_err ) {
 396                                         case DB_LOCK_DEADLOCK:
 397                                         case DB_LOCK_NOTGRANTED:
 398                                                 goto retry;
 399                                         }
 400
 401                                         rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 402 #ifdef NEW_LOGGING
 403                                         LDAP_LOG ( OPERATION, ERR,
 404                                                 "==>bdb_modrdn: no access to parent\n", 0, 0, 0 );
 405 #else
 406                                         Debug( LDAP_DEBUG_TRACE,
 407                                                 "no access to parent\n",
 408                                                 0, 0, 0 );
 409 #endif
 410                                         rs->sr_text = "no write access to old parent";
 411                                         goto return_results;
 412                                 }
 413
 414 #ifdef NEW_LOGGING
 415                                 LDAP_LOG ( OPERATION, DETAIL1,
 416                                         "==>bdb_modrdn: wr to children of entry \"%s\" OK\n",
 417                                         p_dn.bv_val, 0, 0 );
 418 #else
 419                                 Debug( LDAP_DEBUG_TRACE,
 420                                         "bdb_modrdn: wr to children of entry \"\" OK\n",
 421                                         0, 0, 0 );
 422 #endif
 423
 424                                 p_dn.bv_val = "";
 425                                 p_dn.bv_len = 0;
 426
 427 #ifdef NEW_LOGGING
 428                                 LDAP_LOG ( OPERATION, DETAIL1,
 429                                         "==>bdb_modrdn: parent dn=\"\" \n", 0, 0, 0 );
 430 #else
 431                                 Debug( LDAP_DEBUG_TRACE,
 432                                         "bdb_modrdn: parent dn=\"\"\n",
 433                                         0, 0, 0 );
 434 #endif
 435
 436                         } else {
 437 #ifdef NEW_LOGGING
 438                                 LDAP_LOG ( OPERATION, ERR,
 439                                         "==>bdb_modrdn: no parent, not root &\"\" is not "
 440                                         "suffix\n", 0, 0, 0 );
 441 #else
 442                                 Debug( LDAP_DEBUG_TRACE,
 443                                         "bdb_modrdn: no parent, not root "
 444                                         "& \"\" is not suffix\n",
 445                                         0, 0, 0);
 446 #endif
 447                                 rs->sr_text = "no write access to old parent";
 448                                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 449                                 goto return_results;
 450                         }
 451                 }
 452         }
 453
 454         new_parent_dn = &p_dn;  /* New Parent unless newSuperior given */
 455
 456         if ( op->oq_modrdn.rs_newSup != NULL ) {
 457 #ifdef NEW_LOGGING
 458                 LDAP_LOG ( OPERATION, DETAIL1,
 459                         "==>bdb_modrdn: new parent \"%s\" requested...\n",
 460                         op->oq_modrdn.rs_newSup->bv_val, 0, 0 );
 461 #else
 462                 Debug( LDAP_DEBUG_TRACE,
 463                         "bdb_modrdn: new parent \"%s\" requested...\n",
 464                         op->oq_modrdn.rs_newSup->bv_val, 0, 0 );
 465 #endif
 466
 467                 /*  newSuperior == oldParent? */
 468                 if( dn_match( &p_ndn, op->oq_modrdn.rs_nnewSup ) ) {
 469 #ifdef NEW_LOGGING
 470                         LDAP_LOG( BACK_BDB, INFO, "bdb_back_modrdn: "
 471                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 472                                 op->oq_modrdn.rs_newSup->bv_val, p_dn.bv_val, 0 );
 473 #else
 474                         Debug( LDAP_DEBUG_TRACE, "bdb_back_modrdn: "
 475                                 "new parent \"%s\" same as the old parent \"%s\"\n",
 476                                 op->oq_modrdn.rs_newSup->bv_val, p_dn.bv_val, 0 );
 477 #endif
 478                         op->oq_modrdn.rs_newSup = NULL; /* ignore newSuperior */
 479                 }
 480         }
 481
 482         if ( op->oq_modrdn.rs_newSup != NULL ) {
 483                 if ( op->oq_modrdn.rs_newSup->bv_len ) {
 484                         np_dn = op->oq_modrdn.rs_newSup;
 485                         np_ndn = op->oq_modrdn.rs_nnewSup;
 486
 487                         /* newSuperior == oldParent?, if so ==> ERROR */
 488                         /* newSuperior == entry being moved?, if so ==> ERROR */
 489                         /* Get Entry with dn=newSuperior. Does newSuperior exist? */
 490
 491                         rs->sr_err = bdb_dn2entry( op, ltid, np_ndn,
 492                                 &neip, 0, locker, &nplock );
 493
 494                         switch( rs->sr_err ) {
 495                         case 0: np = neip->bei_e;
 496                         case DB_NOTFOUND:
 497                                 break;
 498                         case DB_LOCK_DEADLOCK:
 499                         case DB_LOCK_NOTGRANTED:
 500                                 goto retry;
 501                         case LDAP_BUSY:
 502                                 rs->sr_text = "ldap server busy";
 503                                 goto return_results;
 504                         default:
 505                                 rs->sr_err = LDAP_OTHER;
 506                                 rs->sr_text = "internal error";
 507                                 goto return_results;
 508                         }
 509
 510                         if( np == NULL) {
 511 #ifdef NEW_LOGGING
 512                                 LDAP_LOG ( OPERATION, DETAIL1,
 513                                         "==>bdb_modrdn: newSup(ndn=%s) not here!\n",
 514                                         np_ndn->bv_val, 0, 0 );
 515 #else
 516                                 Debug( LDAP_DEBUG_TRACE,
 517                                         "bdb_modrdn: newSup(ndn=%s) not here!\n",
 518                                         np_ndn->bv_val, 0, 0);
 519 #endif
 520                                 rs->sr_text = "new superior not found";
 521                                 rs->sr_err = LDAP_OTHER;
 522                                 goto return_results;
 523                         }
 524
 525 #ifdef NEW_LOGGING
 526                         LDAP_LOG ( OPERATION, DETAIL1,
 527                                 "==>bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 528                                 (void *) np, (long) np->e_id, 0 );
 529 #else
 530                         Debug( LDAP_DEBUG_TRACE,
 531                                 "bdb_modrdn: wr to new parent OK np=%p, id=%ld\n",
 532                                 (void *) np, (long) np->e_id, 0 );
 533 #endif
 534
 535                         /* check newSuperior for "children" acl */
 536                         rs->sr_err = access_allowed( op, np, children,
 537                                 NULL, ACL_WRITE, NULL );
 538
 539                         if( ! rs->sr_err ) {
 540                                 switch( opinfo.boi_err ) {
 541                                 case DB_LOCK_DEADLOCK:
 542                                 case DB_LOCK_NOTGRANTED:
 543                                         goto retry;
 544                                 }
 545
 546 #ifdef NEW_LOGGING
 547                                 LDAP_LOG ( OPERATION, DETAIL1,
 548                                         "==>bdb_modrdn: no wr to newSup children\n", 0, 0, 0 );
 549 #else
 550                                 Debug( LDAP_DEBUG_TRACE,
 551                                         "bdb_modrdn: no wr to newSup children\n",
 552                                         0, 0, 0 );
 553 #endif
 554                                 rs->sr_text = "no write access to new superior's children";
 555                                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 556                                 goto return_results;
 557                         }
 558
 559 #ifdef BDB_ALIASES
 560                         if ( is_entry_alias( np ) ) {
 561                                 /* parent is an alias, don't allow add */
 562 #ifdef NEW_LOGGING
 563                                 LDAP_LOG ( OPERATION, DETAIL1,
 564                                         "==>bdb_modrdn: entry is alias\n", 0, 0, 0 );
 565 #else
 566                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is alias\n",
 567                                         0, 0, 0 );
 568 #endif
 569                                 rs->sr_text = "new superior is an alias";
 570                                 rs->sr_err = LDAP_ALIAS_PROBLEM;
 571                                 goto return_results;
 572                         }
 573 #endif
 574
 575                         if ( is_entry_referral( np ) ) {
 576                                 /* parent is a referral, don't allow add */
 577 #ifdef NEW_LOGGING
 578                                 LDAP_LOG ( OPERATION, DETAIL1,
 579                                         "==>bdb_modrdn: entry is referral\n", 0, 0, 0 );
 580 #else
 581                                 Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: entry is referral\n",
 582                                         0, 0, 0 );
 583 #endif
 584                                 rs->sr_text = "new superior is a referral";
 585                                 rs->sr_err = LDAP_OTHER;
 586                                 goto return_results;
 587                         }
 588
 589                 } else {
 590                         if ( isroot == -1 ) {
 591                                 isroot = be_isroot( op->o_bd, &op->o_ndn );
 592                         }
 593
 594                         np_dn = NULL;
 595
 596                         /* no parent, modrdn entry directly under root */
 597                         if ( ! isroot ) {
 598                                 if ( be_issuffix( op->o_bd, (struct berval *)&slap_empty_bv )
 599                                         || be_isupdate( op->o_bd, &op->o_ndn ) ) {
 600                                         np = (Entry *)&slap_entry_root;
 601
 602                                         /* check parent for "children" acl */
 603                                         rs->sr_err = access_allowed( op, np,
 604                                                 children, NULL, ACL_WRITE, NULL );
 605
 606                                         np = NULL;
 607
 608                                         if ( ! rs->sr_err ) {
 609                                                 switch( opinfo.boi_err ) {
 610                                                 case DB_LOCK_DEADLOCK:
 611                                                 case DB_LOCK_NOTGRANTED:
 612                                                         goto retry;
 613                                                 }
 614
 615                                                 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 616 #ifdef NEW_LOGGING
 617                                                 LDAP_LOG ( OPERATION, ERR,
 618                                                         "==>bdb_modrdn: no access to superior\n", 0, 0, 0 );
 619 #else
 620                                                 Debug( LDAP_DEBUG_TRACE,
 621                                                         "no access to new superior\n",
 622                                                         0, 0, 0 );
 623 #endif
 624                                                 rs->sr_text = "no write access to new superior's children";
 625                                                 goto return_results;
 626                                         }
 627
 628 #ifdef NEW_LOGGING
 629                                         LDAP_LOG ( OPERATION, DETAIL1,
 630                                                 "bdb_modrdn: wr to children entry \"\" OK\n", 0, 0, 0 );
 631 #else
 632                                         Debug( LDAP_DEBUG_TRACE,
 633                                                 "bdb_modrdn: wr to children of entry \"\" OK\n",
 634                                                 0, 0, 0 );
 635 #endif
 636
 637                                 } else {
 638 #ifdef NEW_LOGGING
 639                                         LDAP_LOG ( OPERATION, ERR,
 640                                                 "bdb_modrdn: new superior=\"\", not root & \"\" "
 641                                                 "is not suffix\n", 0, 0, 0 );
 642 #else
 643                                         Debug( LDAP_DEBUG_TRACE,
 644                                                 "bdb_modrdn: new superior=\"\", not root "
 645                                                 "& \"\" is not suffix\n",
 646                                                 0, 0, 0);
 647 #endif
 648                                         rs->sr_text = "no write access to new superior's children";
 649                                         rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
 650                                         goto return_results;
 651                                 }
 652                         }
 653
 654 #ifdef NEW_LOGGING
 655                         LDAP_LOG ( OPERATION, DETAIL1,
 656                                 "bdb_modrdn: new superior=\"\"\n", 0, 0, 0 );
 657 #else
 658                         Debug( LDAP_DEBUG_TRACE,
 659                                 "bdb_modrdn: new superior=\"\"\n",
 660                                 0, 0, 0 );
 661 #endif
 662                 }
 663
 664 #ifdef NEW_LOGGING
 665                 LDAP_LOG ( OPERATION, DETAIL1,
 666                         "bdb_modrdn: wr to new parent's children OK\n", 0, 0, 0 );
 667 #else
 668                 Debug( LDAP_DEBUG_TRACE,
 669                         "bdb_modrdn: wr to new parent's children OK\n",
 670                         0, 0, 0 );
 671 #endif
 672
 673                 new_parent_dn = np_dn;
 674         }
 675
 676         /* Build target dn and make sure target entry doesn't exist already. */
 677         if (!new_dn.bv_val) build_new_dn( &new_dn, new_parent_dn, &op->oq_modrdn.rs_newrdn, NULL );
 678
 679         if (!new_ndn.bv_val) {
 680                 struct berval bv = {0, NULL};
 681                 dnNormalize( 0, NULL, NULL, &new_dn, &bv, op->o_tmpmemctx );
 682                 ber_dupbv( &new_ndn, &bv );
 683         }
 684
 685 #ifdef NEW_LOGGING
 686         LDAP_LOG ( OPERATION, RESULTS,
 687                 "bdb_modrdn: new ndn=%s\n", new_ndn.bv_val, 0, 0 );
 688 #else
 689         Debug( LDAP_DEBUG_TRACE, "bdb_modrdn: new ndn=%s\n",
 690                 new_ndn.bv_val, 0, 0 );
 691 #endif
 692
 693
 694         /* Shortcut the search */
 695         nei = neip ? neip : eip;
 696         rs->sr_err = bdb_cache_find_ndn ( op, ltid, &new_ndn, &nei );
 697         if ( nei ) bdb_cache_entryinfo_unlock( nei );
 698         switch( rs->sr_err ) {
 699         case DB_LOCK_DEADLOCK:
 700         case DB_LOCK_NOTGRANTED:
 701                 goto retry;
 702         case DB_NOTFOUND:
 703                 break;
 704         case 0:
 705                 rs->sr_err = LDAP_ALREADY_EXISTS;
 706                 goto return_results;
 707         default:
 708                 rs->sr_err = LDAP_OTHER;
 709                 rs->sr_text = "internal error";
 710                 goto return_results;
 711         }
 712
 713         /* Get attribute type and attribute value of our new rdn, we will
 714          * need to add that to our new entry
 715          */
 716         if ( !new_rdn && ldap_bv2rdn_x( &op->oq_modrdn.rs_newrdn, &new_rdn, (char **)&rs->sr_text,
 717                 LDAP_DN_FORMAT_LDAP, op->o_tmpmemctx ) )
 718         {
 719 #ifdef NEW_LOGGING
 720                 LDAP_LOG ( OPERATION, ERR,
 721                         "bdb_modrdn: can't figure out "
 722                         "type(s)/values(s) of newrdn\n",
 723                         0, 0, 0 );
 724 #else
 725                 Debug( LDAP_DEBUG_TRACE,
 726                         "bdb_modrdn: can't figure out "
 727                         "type(s)/values(s) of newrdn\n",
 728                         0, 0, 0 );
 729 #endif
 730                 rs->sr_err = LDAP_INVALID_DN_SYNTAX;
 731                 rs->sr_text = "unknown type(s) used in RDN";
 732                 goto return_results;
 733         }
 734
 735 #ifdef NEW_LOGGING
 736         LDAP_LOG ( OPERATION, RESULTS,
 737                 "bdb_modrdn: new_rdn_type=\"%s\", "
 738                 "new_rdn_val=\"%s\"\n",
 739                 new_rdn[ 0 ]->la_attr.bv_val,
 740                 new_rdn[ 0 ]->la_value.bv_val, 0 );
 741 #else
 742         Debug( LDAP_DEBUG_TRACE,
 743                 "bdb_modrdn: new_rdn_type=\"%s\", "
 744                 "new_rdn_val=\"%s\"\n",
 745                 new_rdn[ 0 ]->la_attr.bv_val,
 746                 new_rdn[ 0 ]->la_value.bv_val, 0 );
 747 #endif
 748
 749         if ( op->oq_modrdn.rs_deleteoldrdn ) {
 750                 if ( !old_rdn && ldap_bv2rdn_x( &op->o_req_dn, &old_rdn, (char **)&rs->sr_text,
 751                         LDAP_DN_FORMAT_LDAP, op->o_tmpmemctx ) )
 752                 {
 753 #ifdef NEW_LOGGING
 754                         LDAP_LOG ( OPERATION, ERR,
 755                                 "bdb_modrdn: can't figure out "
 756                                 "type(s)/values(s) of old_rdn\n",
 757                                 0, 0, 0 );
 758 #else
 759                         Debug( LDAP_DEBUG_TRACE,
 760                                 "bdb_modrdn: can't figure out "
 761                                 "the old_rdn type(s)/value(s)\n",
 762                                 0, 0, 0 );
 763 #endif
 764                         rs->sr_err = LDAP_OTHER;
 765                         rs->sr_text = "cannot parse RDN from old DN";
 766                         goto return_results;
 767                 }
 768         }
 769
 770         /* prepare modlist of modifications from old/new rdn */
 771         if (!mod) {
 772                 rs->sr_err = slap_modrdn2mods( op, rs, e, old_rdn, new_rdn, &mod );
 773                 if ( rs->sr_err != LDAP_SUCCESS ) {
 774                         goto return_results;
 775                 }
 776         }
 777
 778         if( op->o_preread ) {
 779                 if( slap_read_controls( op, rs, e,
 780                         &slap_pre_read_bv, &ctrls[num_ctrls] ) )
 781                 {
 782 #ifdef NEW_LOGGING
 783                         LDAP_LOG ( OPERATION, DETAIL1,
 784                                 "<=- bdb_modrdn: post-read failed!\n", 0, 0, 0 );
 785 #else
 786                         Debug( LDAP_DEBUG_TRACE,
 787                                 "<=- bdb_modrdn: post-read failed!\n", 0, 0, 0 );
 788 #endif
 789                         goto return_results;
 790                 }
 791                 ctrls[++num_ctrls] = NULL;
 792                 op->o_preread = 0;  /* prevent redo on retry */
 793         }
 794
 795         /* nested transaction */
 796         rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, &lt2,
 797                 bdb->bi_db_opflags );
 798         rs->sr_text = NULL;
 799         if( rs->sr_err != 0 ) {
 800 #ifdef NEW_LOGGING
 801                 LDAP_LOG ( OPERATION, ERR,
 802                         "bdb_modrdn: txn_begin(2) failed: %s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
 803 #else
 804                 Debug( LDAP_DEBUG_TRACE,
 805                         "bdb_modrdn: txn_begin(2) failed: %s (%d)\n",
 806                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 807 #endif
 808                 rs->sr_err = LDAP_OTHER;
 809                 rs->sr_text = "internal error";
 810                 goto return_results;
 811         }
 812
 813         dummy = *e;
 814         save = e;
 815         e = &dummy;
 816
 817         /* delete old one */
 818         rs->sr_err = bdb_dn2id_delete( op, lt2, eip, e );
 819         if ( rs->sr_err != 0 ) {
 820 #ifdef NEW_LOGGING
 821                 LDAP_LOG ( OPERATION, ERR,
 822                         "<=- bdb_modrdn: dn2id del failed: %s (%d)\n",
 823                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 824 #else
 825                 Debug(LDAP_DEBUG_TRACE,
 826                         "<=- bdb_modrdn: dn2id del failed: %s (%d)\n",
 827                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 828 #endif
 829                 switch( rs->sr_err ) {
 830                 case DB_LOCK_DEADLOCK:
 831                 case DB_LOCK_NOTGRANTED:
 832                         goto retry;
 833                 }
 834                 rs->sr_err = LDAP_OTHER;
 835                 rs->sr_text = "DN index delete fail";
 836                 goto return_results;
 837         }
 838
 839         /* Binary format uses a single contiguous block, cannot
 840          * free individual fields. But if a previous modrdn has
 841          * already happened, must free the names. The frees are
 842          * done in bdb_cache_modrdn().
 843          */
 844         if( e->e_nname.bv_val < e->e_bv.bv_val || e->e_nname.bv_val >
 845                 e->e_bv.bv_val + e->e_bv.bv_len ) {
 846                 e->e_name.bv_val = NULL;
 847                 e->e_nname.bv_val = NULL;
 848         }
 849         e->e_name = new_dn;
 850         e->e_nname = new_ndn;
 851         new_dn.bv_val = NULL;
 852         new_ndn.bv_val = NULL;
 853
 854         /* add new one */
 855         rs->sr_err = bdb_dn2id_add( op, lt2, neip ? neip : eip, e );
 856         if ( rs->sr_err != 0 ) {
 857 #ifdef NEW_LOGGING
 858                 LDAP_LOG ( OPERATION, ERR,
 859                         "<=- bdb_modrdn: dn2id add failed: %s (%d)\n",
 860                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 861 #else
 862                 Debug(LDAP_DEBUG_TRACE,
 863                         "<=- bdb_modrdn: dn2id add failed: %s (%d)\n",
 864                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 865 #endif
 866                 switch( rs->sr_err ) {
 867                 case DB_LOCK_DEADLOCK:
 868                 case DB_LOCK_NOTGRANTED:
 869                         goto retry;
 870                 }
 871                 rs->sr_err = LDAP_OTHER;
 872                 rs->sr_text = "DN index add failed";
 873                 goto return_results;
 874         }
 875
 876         if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop && !op->o_no_psearch ) {
 877                 LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
 878                         bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_PREMODIFY );
 879                 }
 880         }
 881
 882         /* modify entry */
 883         rs->sr_err = bdb_modify_internal( op, lt2, &mod[0], e,
 884                 &rs->sr_text, textbuf, textlen );
 885
 886         if( rs->sr_err != LDAP_SUCCESS ) {
 887 #ifdef NEW_LOGGING
 888                 LDAP_LOG ( OPERATION, ERR,
 889                         "<=- bdb_modrdn: modify failed: %s (%d)\n",
 890                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 891 #else
 892                 Debug(LDAP_DEBUG_TRACE,
 893                         "<=- bdb_modrdn: modify failed: %s (%d)\n",
 894                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 895 #endif
 896                 if ( ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) && opinfo.boi_err ) {
 897                         rs->sr_err = opinfo.boi_err;
 898                 }
 899                 switch( rs->sr_err ) {
 900                 case DB_LOCK_DEADLOCK:
 901                 case DB_LOCK_NOTGRANTED:
 902                         goto retry;
 903                 }
 904                 goto return_results;
 905         }
 906
 907         if( op->o_postread ) {
 908                 if( slap_read_controls( op, rs, e,
 909                         &slap_post_read_bv, &ctrls[num_ctrls] ) )
 910                 {
 911 #ifdef NEW_LOGGING
 912                         LDAP_LOG ( OPERATION, DETAIL1,
 913                                 "<=- bdb_modrdn: post-read failed!\n", 0, 0, 0 );
 914 #else
 915                         Debug( LDAP_DEBUG_TRACE,
 916                                 "<=- bdb_modrdn: post-read failed!\n", 0, 0, 0 );
 917 #endif
 918                         goto return_results;
 919                 }
 920                 ctrls[++num_ctrls] = NULL;
 921                 op->o_postread = 0;  /* prevent redo on retry */
 922                 /* FIXME: should read entry on the last retry */
 923         }
 924
 925         /* id2entry index */
 926         rs->sr_err = bdb_id2entry_update( op->o_bd, lt2, e );
 927         if ( rs->sr_err != 0 ) {
 928 #ifdef NEW_LOGGING
 929                 LDAP_LOG ( OPERATION, ERR,
 930                         "<=- bdb_modrdn: id2entry failed: %s (%d)\n",
 931                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 932 #else
 933                 Debug(LDAP_DEBUG_TRACE,
 934                         "<=- bdb_modrdn: id2entry failed: %s (%d)\n",
 935                         db_strerror(rs->sr_err), rs->sr_err, 0 );
 936 #endif
 937                 switch( rs->sr_err ) {
 938                 case DB_LOCK_DEADLOCK:
 939                 case DB_LOCK_NOTGRANTED:
 940                         goto retry;
 941                 }
 942                 rs->sr_err = LDAP_OTHER;
 943                 rs->sr_text = "entry update failed";
 944                 goto return_results;
 945         }
 946         if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
 947                 rs->sr_err = LDAP_OTHER;
 948                 rs->sr_text = "txn_commit(2) failed";
 949                 goto return_results;
 950         }
 951
 952         if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 953                 rc = bdb_csn_commit( op, rs, ltid, ei, &suffix_ei,
 954                         &ctxcsn_e, &ctxcsn_added, locker );
 955                 switch ( rc ) {
 956                 case BDB_CSN_ABORT :
 957                         goto return_results;
 958                 case BDB_CSN_RETRY :
 959                         goto retry;
 960                 }
 961         }
 962
 963         if( op->o_noop ) {
 964                 if(( rs->sr_err=TXN_ABORT( ltid )) != 0 ) {
 965                         rs->sr_text = "txn_abort (no-op) failed";
 966                 } else {
 967                         noop = 1;
 968                         rs->sr_err = LDAP_SUCCESS;
 969                 }
 970
 971         } else {
 972                 char gid[DB_XIDDATASIZE];
 973
 974                 memset( gid, 0, sizeof(gid) );
 975                 snprintf( gid, sizeof( gid ), "%s-%08lx-%08lx",
 976                         bdb_uuid.bv_val, (long) op->o_connid, (long) op->o_opid );
 977
 978                 if(( rs->sr_err=TXN_PREPARE( ltid, gid )) != 0 ) {
 979                         rs->sr_text = "txn_prepare failed";
 980                 } else {
 981                         bdb_cache_modrdn( save, &op->orr_nnewrdn, e, neip,
 982                                 bdb->bi_dbenv, locker, &lock );
 983
 984                         if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
 985                                 if ( ctxcsn_added ) {
 986                                         bdb_cache_add( bdb, suffix_ei, ctxcsn_e,
 987                                                 (struct berval *)&slap_ldapsync_cn_bv, locker );
 988                                 }
 989                         }
 990
 991                         if(( rs->sr_err=TXN_COMMIT( ltid, 0 )) != 0 ) {
 992                                 rs->sr_text = "txn_commit failed";
 993                         } else {
 994                                 rs->sr_err = LDAP_SUCCESS;
 995                         }
 996                 }
 997         }
 998
 999         ltid = NULL;
1000         op->o_private = NULL;
1001
1002         if( rs->sr_err != LDAP_SUCCESS ) {
1003 #ifdef NEW_LOGGING
1004                 LDAP_LOG ( OPERATION, RESULTS, "bdb_modrdn: %s : %s (%d)\n",
1005                         rs->sr_text, db_strerror(rs->sr_err), rs->sr_err );
1006 #else
1007                 Debug( LDAP_DEBUG_TRACE, "bdb_add: %s : %s (%d)\n",
1008                         rs->sr_text, db_strerror(rs->sr_err), rs->sr_err );
1009 #endif
1010                 rs->sr_err = LDAP_OTHER;
1011
1012                 goto return_results;
1013         }
1014
1015 #ifdef NEW_LOGGING
1016         LDAP_LOG ( OPERATION, RESULTS,
1017                 "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
1018                 op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
1019 #else
1020         Debug(LDAP_DEBUG_TRACE,
1021                 "bdb_modrdn: rdn modified%s id=%08lx dn=\"%s\"\n",
1022                 op->o_noop ? " (no-op)" : "", e->e_id, e->e_dn );
1023 #endif
1024         rs->sr_text = NULL;
1025         if( num_ctrls ) rs->sr_ctrls = ctrls;
1026
1027 return_results:
1028         send_ldap_result( op, rs );
1029
1030         if ( rs->sr_err == LDAP_SUCCESS && !op->o_noop ) {
1031                 /* Loop through in-scope entries for each psearch spec */
1032                 LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
1033                         bdb_psearch( op, rs, ps_list, e, LDAP_PSEARCH_BY_MODIFY );
1034                 }
1035                 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
1036                 while ( pm_list != NULL ) {
1037                         bdb_psearch(op, rs, pm_list->ps_op,
1038                                                 e, LDAP_PSEARCH_BY_SCOPEOUT);
1039                         pm_prev = pm_list;
1040                         LDAP_LIST_REMOVE ( pm_list, ps_link );
1041                         pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
1042                         ch_free( pm_prev );
1043                 }
1044         }
1045
1046         if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
1047                 ldap_pvt_thread_yield();
1048                 TXN_CHECKPOINT( bdb->bi_dbenv,
1049                         bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
1050         }
1051
1052 done:
1053         if( new_dn.bv_val != NULL ) free( new_dn.bv_val );
1054         if( new_ndn.bv_val != NULL ) free( new_ndn.bv_val );
1055
1056         /* LDAP v2 supporting correct attribute handling. */
1057         if ( new_rdn != NULL ) {
1058                 ldap_rdnfree_x( new_rdn, op->o_tmpmemctx );
1059         }
1060         if ( old_rdn != NULL ) {
1061                 ldap_rdnfree_x( old_rdn, op->o_tmpmemctx );
1062         }
1063         if( mod != NULL ) {
1064                 Modifications *tmp;
1065                 for (; mod; mod=tmp ) {
1066                         tmp = mod->sml_next;
1067                         /* slap_modrdn2mods does things one way,
1068                          * slap_mods_opattrs does it differently
1069                          */
1070                         if ( mod->sml_op != SLAP_MOD_SOFTADD &&
1071                                 mod->sml_op != LDAP_MOD_DELETE ) break;
1072                         if ( mod->sml_nvalues ) free( mod->sml_nvalues[0].bv_val );
1073                         free( mod );
1074                 }
1075                 slap_mods_free( mod );
1076         }
1077
1078         /* LDAP v3 Support */
1079         if( np != NULL ) {
1080                 /* free new parent and reader lock */
1081                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, np);
1082         }
1083
1084         if( p != NULL ) {
1085                 /* free parent and reader lock */
1086                 bdb_unlocked_cache_return_entry_r(&bdb->bi_cache, p);
1087         }
1088
1089         /* free entry */
1090         if( e != NULL ) {
1091                 bdb_unlocked_cache_return_entry_w( &bdb->bi_cache, e);
1092         }
1093
1094         if( ltid != NULL ) {
1095                 pm_list = LDAP_LIST_FIRST(&op->o_pm_list);
1096                 while ( pm_list != NULL ) {
1097                         LDAP_LIST_REMOVE ( pm_list, ps_link );
1098                         pm_prev = pm_list;
1099                         pm_list = LDAP_LIST_NEXT ( pm_list, ps_link );
1100                         ch_free( pm_prev );
1101                 }
1102                 TXN_ABORT( ltid );
1103                 op->o_private = NULL;
1104         }
1105
1106         return ( ( rs->sr_err == LDAP_SUCCESS ) ? noop : rs->sr_err );
1107 }