git.sur5r.net Git - openldap/blob - servers/slapd/controls.c

   1 /* $OpenLDAP$ */
   2 /*
   3  * Copyright 1999-2003 The OpenLDAP Foundation.
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms are permitted only
   7  * as authorized by the OpenLDAP Public License.  A copy of this
   8  * license is available at http://www.OpenLDAP.org/license.html or
   9  * in file LICENSE in the top-level directory of the distribution.
  10  */
  11 #include "portable.h"
  12
  13 #include <stdio.h>
  14
  15 #include <ac/string.h>
  16 #include <ac/socket.h>
  17
  18 #include "slap.h"
  19
  20 #include "../../libraries/liblber/lber-int.h"
  21
  22 static SLAP_CTRL_PARSE_FN parseProxyAuthz;
  23 static SLAP_CTRL_PARSE_FN parseManageDSAit;
  24 static SLAP_CTRL_PARSE_FN parseNoOp;
  25 static SLAP_CTRL_PARSE_FN parsePagedResults;
  26 static SLAP_CTRL_PARSE_FN parseValuesReturnFilter;
  27 static SLAP_CTRL_PARSE_FN parsePermissiveModify;
  28 static SLAP_CTRL_PARSE_FN parseDomainScope;
  29
  30 #ifdef LDAP_CONTROL_SUBENTRIES
  31 static SLAP_CTRL_PARSE_FN parseSubentries;
  32 #endif
  33 #ifdef LDAP_CLIENT_UPDATE
  34 static SLAP_CTRL_PARSE_FN parseClientUpdate;
  35 #endif
  36 #ifdef LDAP_SYNC
  37 static SLAP_CTRL_PARSE_FN parseLdupSync;
  38 #endif
  39
  40 #undef sc_mask /* avoid conflict with Irix 6.5 <sys/signal.h> */
  41
  42 static char *proxy_authz_extops[] = {
  43         LDAP_EXOP_MODIFY_PASSWD,
  44         LDAP_EXOP_X_WHO_AM_I,
  45         NULL
  46 };
  47
  48 struct slap_control {
  49         /*
  50          * Control OID
  51          */
  52         char *sc_oid;
  53
  54         /*
  55          * Operations supported by control
  56          */
  57         slap_mask_t sc_mask;
  58
  59         /*
  60          * Extended operations supported by control
  61          */
  62         char **sc_extendedops;
  63
  64         /*
  65          * Control parsing callback
  66          */
  67         SLAP_CTRL_PARSE_FN *sc_parse;
  68
  69         LDAP_SLIST_ENTRY(slap_control) sc_next;
  70 };
  71
  72 static LDAP_SLIST_HEAD(ControlsList, slap_control) controls_list
  73         = LDAP_SLIST_HEAD_INITIALIZER(&controls_list);
  74
  75 /*
  76  * all known request control OIDs should be added to this list
  77  */
  78 char **slap_known_controls = NULL;
  79
  80 static struct slap_control control_defs[] = {
  81         { LDAP_CONTROL_VALUESRETURNFILTER,
  82                 SLAP_CTRL_SEARCH, NULL,
  83                 parseValuesReturnFilter, LDAP_SLIST_ENTRY_INITIALIZER(next) },
  84 #ifdef LDAP_CONTROL_PAGEDRESULTS
  85         { LDAP_CONTROL_PAGEDRESULTS,
  86                 SLAP_CTRL_SEARCH, NULL,
  87                 parsePagedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
  88 #endif
  89 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
  90         { LDAP_CONTROL_X_DOMAIN_SCOPE,
  91                 SLAP_CTRL_FRONTEND|SLAP_CTRL_SEARCH, NULL,
  92                 parseDomainScope, LDAP_SLIST_ENTRY_INITIALIZER(next) },
  93 #endif
  94 #ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
  95         { LDAP_CONTROL_X_PERMISSIVE_MODIFY,
  96                 SLAP_CTRL_MODIFY, NULL,
  97                 parsePermissiveModify, LDAP_SLIST_ENTRY_INITIALIZER(next) },
  98 #endif
  99 #ifdef LDAP_CONTROL_SUBENTRIES
 100         { LDAP_CONTROL_SUBENTRIES,
 101                 SLAP_CTRL_SEARCH, NULL,
 102                 parseSubentries, LDAP_SLIST_ENTRY_INITIALIZER(next) },
 103 #endif
 104         { LDAP_CONTROL_NOOP,
 105                 SLAP_CTRL_ACCESS, NULL,
 106                 parseNoOp, LDAP_SLIST_ENTRY_INITIALIZER(next) },
 107 #ifdef LDAP_CLIENT_UPDATE
 108         { LDAP_CONTROL_CLIENT_UPDATE,
 109                 SLAP_CTRL_SEARCH, NULL,
 110                 parseClientUpdate, LDAP_SLIST_ENTRY_INITIALIZER(next) },
 111 #endif
 112 #ifdef LDAP_SYNC
 113         { LDAP_CONTROL_SYNC,
 114                 SLAP_CTRL_SEARCH, NULL,
 115                 parseLdupSync, LDAP_SLIST_ENTRY_INITIALIZER(next) },
 116 #endif
 117         { LDAP_CONTROL_MANAGEDSAIT,
 118                 SLAP_CTRL_ACCESS, NULL,
 119                 parseManageDSAit, LDAP_SLIST_ENTRY_INITIALIZER(next) },
 120         { LDAP_CONTROL_PROXY_AUTHZ,
 121                 SLAP_CTRL_FRONTEND|SLAP_CTRL_ACCESS, proxy_authz_extops,
 122                 parseProxyAuthz, LDAP_SLIST_ENTRY_INITIALIZER(next) },
 123         { NULL, 0, NULL, 0, LDAP_SLIST_ENTRY_INITIALIZER(next) }
 124 };
 125
 126 /*
 127  * Register a supported control.
 128  *
 129  * This can be called by an OpenLDAP plugin or, indirectly, by a
 130  * SLAPI plugin calling slapi_register_supported_control().
 131  */
 132 int
 133 register_supported_control(const char *controloid,
 134         slap_mask_t controlmask,
 135         char **controlexops,
 136         SLAP_CTRL_PARSE_FN *controlparsefn)
 137 {
 138         struct slap_control *sc;
 139         int i;
 140
 141         if ( controloid == NULL ) {
 142                 return LDAP_PARAM_ERROR;
 143         }
 144
 145         sc = (struct slap_control *)SLAP_MALLOC( sizeof( *sc ) );
 146         if ( sc == NULL ) {
 147                 return LDAP_NO_MEMORY;
 148         }
 149         sc->sc_oid = ch_strdup( controloid );
 150         sc->sc_mask = controlmask;
 151         if ( controlexops != NULL ) {
 152                 sc->sc_extendedops = ldap_charray_dup( controlexops );
 153                 if ( sc->sc_extendedops == NULL ) {
 154                         ch_free( sc );
 155                         return LDAP_NO_MEMORY;
 156                 }
 157         } else {
 158                 sc->sc_extendedops = NULL;
 159         }
 160         sc->sc_parse = controlparsefn;
 161
 162         /* Update slap_known_controls, too. */
 163         if ( slap_known_controls == NULL ) {
 164                 slap_known_controls = (char **)SLAP_MALLOC( 2 * sizeof(char *) );
 165                 if ( slap_known_controls == NULL ) {
 166                         if ( sc->sc_extendedops != NULL ) ldap_charray_free( sc->sc_extendedops );
 167                         ch_free( sc );
 168                         return LDAP_NO_MEMORY;
 169                 }
 170                 slap_known_controls[0] = ch_strdup( sc->sc_oid );
 171                 slap_known_controls[1] = NULL;
 172         } else {
 173                 for ( i = 0; slap_known_controls[i] != NULL; i++ )
 174                         ;
 175                 slap_known_controls = (char **)SLAP_REALLOC( slap_known_controls, (i + 2) * sizeof(char *) );
 176                 if ( slap_known_controls == NULL ) {
 177                         if ( sc->sc_extendedops != NULL ) ldap_charray_free( sc->sc_extendedops );
 178                         ch_free( sc );
 179                         return LDAP_NO_MEMORY;
 180                 }
 181                 slap_known_controls[i++] = ch_strdup( sc->sc_oid );
 182                 slap_known_controls[i] = NULL;
 183         }
 184
 185         LDAP_SLIST_NEXT( sc, sc_next ) = NULL;
 186         LDAP_SLIST_INSERT_HEAD( &controls_list, sc, sc_next );
 187
 188         return LDAP_SUCCESS;
 189 }
 190
 191 /*
 192  * One-time initialization of internal controls.
 193  */
 194 int
 195 slap_controls_init( void )
 196 {
 197         int i, rc;
 198         struct slap_control *sc;
 199
 200         rc = LDAP_SUCCESS;
 201
 202         for ( i = 0; control_defs[i].sc_oid != NULL; i++ ) {
 203                 rc = register_supported_control( control_defs[i].sc_oid,
 204                         control_defs[i].sc_mask, control_defs[i].sc_extendedops,
 205                         control_defs[i].sc_parse );
 206                 if ( rc != LDAP_SUCCESS )
 207                         break;
 208         }
 209
 210         return rc;
 211 }
 212
 213 /*
 214  * Free memory associated with list of supported controls.
 215  */
 216 void
 217 controls_destroy( void )
 218 {
 219         struct slap_control *sc;
 220
 221         while ( !LDAP_SLIST_EMPTY(&controls_list) ) {
 222                 sc = LDAP_SLIST_FIRST(&controls_list);
 223                 LDAP_SLIST_REMOVE_HEAD(&controls_list, sc_next);
 224
 225                 ch_free( sc->sc_oid );
 226                 if ( sc->sc_extendedops != NULL ) {
 227                         ldap_charray_free( sc->sc_extendedops );
 228                 }
 229                 ch_free( sc );
 230         }
 231         ldap_charray_free( slap_known_controls );
 232 }
 233
 234 /*
 235  * Format the supportedControl attribute of the root DSE,
 236  * detailing which controls are supported by the directory
 237  * server.
 238  */
 239 int
 240 controls_root_dse_info( Entry *e )
 241 {
 242         AttributeDescription *ad_supportedControl
 243                 = slap_schema.si_ad_supportedControl;
 244         struct berval vals[2];
 245         struct slap_control *sc;
 246
 247         vals[1].bv_val = NULL;
 248         vals[1].bv_len = 0;
 249
 250         LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
 251                 vals[0].bv_val = sc->sc_oid;
 252                 vals[0].bv_len = strlen( sc->sc_oid );
 253                 if ( attr_merge( e, ad_supportedControl, vals, NULL ) )
 254                         return -1;
 255         }
 256
 257         return 0;
 258 }
 259
 260 /*
 261  * Return a list of OIDs and operation masks for supported
 262  * controls. Used by SLAPI.
 263  */
 264 int
 265 get_supported_controls(char ***ctrloidsp,
 266         slap_mask_t **ctrlmasks)
 267 {
 268         int i, n;
 269         char **oids;
 270         slap_mask_t *masks;
 271         int rc;
 272         struct slap_control *sc;
 273
 274         n = 0;
 275
 276         LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
 277                 n++;
 278         }
 279
 280         if ( n == 0 ) {
 281                 *ctrloidsp = NULL;
 282                 *ctrlmasks = NULL;
 283                 return LDAP_SUCCESS;
 284         }
 285
 286         oids = (char **)SLAP_MALLOC( (n + 1) * sizeof(char *) );
 287         if ( oids == NULL ) {
 288                 return LDAP_NO_MEMORY;
 289         }
 290         masks = (slap_mask_t *)SLAP_MALLOC( (n + 1) * sizeof(slap_mask_t) );
 291         if  ( masks == NULL ) {
 292                 ch_free( oids );
 293                 return LDAP_NO_MEMORY;
 294         }
 295
 296         n = 0;
 297
 298         LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
 299                 oids[n] = ch_strdup( sc->sc_oid );
 300                 masks[n] = sc->sc_mask;
 301                 n++;
 302         }
 303         oids[n] = NULL;
 304         masks[n] = 0;
 305
 306         *ctrloidsp = oids;
 307         *ctrlmasks = masks;
 308
 309         return LDAP_SUCCESS;
 310 }
 311
 312 /*
 313  * Find a control given its OID.
 314  */
 315 static struct slap_control *
 316 find_ctrl( const char *oid )
 317 {
 318         struct slap_control *sc;
 319
 320         LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
 321                 if ( strcmp( oid, sc->sc_oid ) == 0 ) {
 322                         return sc;
 323                 }
 324         }
 325
 326         return NULL;
 327 }
 328
 329 int get_ctrls(
 330         Operation *op,
 331         SlapReply *rs,
 332         int sendres )
 333 {
 334         int nctrls = 0;
 335         ber_tag_t tag;
 336         ber_len_t len;
 337         char *opaque;
 338         BerElement *ber = op->o_ber;
 339         struct slap_control *sc;
 340
 341         len = ber_pvt_ber_remaining(ber);
 342
 343         if( len == 0) {
 344                 /* no controls */
 345                 rs->sr_err = LDAP_SUCCESS;
 346                 return rs->sr_err;
 347         }
 348
 349         if(( tag = ber_peek_tag( ber, &len )) != LDAP_TAG_CONTROLS ) {
 350                 if( tag == LBER_ERROR ) {
 351                         rs->sr_err = SLAPD_DISCONNECT;
 352                         rs->sr_text = "unexpected data in PDU";
 353                 }
 354
 355                 goto return_results;
 356         }
 357
 358 #ifdef NEW_LOGGING
 359         LDAP_LOG( OPERATION, ENTRY,
 360                 "get_ctrls: conn %lu\n", op->o_connid, 0, 0 );
 361 #else
 362         Debug( LDAP_DEBUG_TRACE,
 363                 "=> get_ctrls\n", 0, 0, 0 );
 364 #endif
 365
 366         if( op->o_protocol < LDAP_VERSION3 ) {
 367                 rs->sr_err = SLAPD_DISCONNECT;
 368                 rs->sr_text = "controls require LDAPv3";
 369                 goto return_results;
 370         }
 371
 372         /* one for first control, one for termination */
 373         op->o_ctrls = ch_malloc( 2 * sizeof(LDAPControl *) );
 374
 375 #if 0
 376         if( op->ctrls == NULL ) {
 377                 rs->sr_err = LDAP_NO_MEMORY;
 378                 rs->sr_text = "no memory";
 379                 goto return_results;
 380         }
 381 #endif
 382
 383         op->o_ctrls[nctrls] = NULL;
 384
 385         /* step through each element */
 386         for( tag = ber_first_element( ber, &len, &opaque );
 387                 tag != LBER_ERROR;
 388                 tag = ber_next_element( ber, &len, opaque ) )
 389         {
 390                 LDAPControl *c;
 391                 LDAPControl **tctrls;
 392
 393                 c = ch_calloc( 1, sizeof(LDAPControl) );
 394
 395 #if 0
 396                 if( c == NULL ) {
 397                         ldap_controls_free(op->o_ctrls);
 398                         op->o_ctrls = NULL;
 399
 400                         rs->sr_err = LDAP_NO_MEMORY;
 401                         rs->sr_text = "no memory";
 402                         goto return_results;
 403                 }
 404 #endif
 405
 406                 /* allocate pointer space for current controls (nctrls)
 407                  * + this control + extra NULL
 408                  */
 409                 tctrls = ch_realloc( op->o_ctrls,
 410                         (nctrls+2) * sizeof(LDAPControl *));
 411
 412 #if 0
 413                 if( tctrls == NULL ) {
 414                         ch_free( c );
 415                         ldap_controls_free(op->o_ctrls);
 416                         op->o_ctrls = NULL;
 417
 418                         rs->sr_err = LDAP_NO_MEMORY;
 419                         rs->sr_text = "no memory";
 420                         goto return_results;
 421                 }
 422 #endif
 423                 op->o_ctrls = tctrls;
 424
 425                 op->o_ctrls[nctrls++] = c;
 426                 op->o_ctrls[nctrls] = NULL;
 427
 428                 tag = ber_scanf( ber, "{a" /*}*/, &c->ldctl_oid );
 429
 430                 if( tag == LBER_ERROR ) {
 431 #ifdef NEW_LOGGING
 432                         LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu get OID failed.\n",
 433                                 op->o_connid, 0, 0 );
 434 #else
 435                         Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get oid failed.\n",
 436                                 0, 0, 0 );
 437 #endif
 438
 439                         ldap_controls_free( op->o_ctrls );
 440                         op->o_ctrls = NULL;
 441                         rs->sr_err = SLAPD_DISCONNECT;
 442                         rs->sr_text = "decoding controls error";
 443                         goto return_results;
 444
 445                 } else if( c->ldctl_oid == NULL ) {
 446 #ifdef NEW_LOGGING
 447                         LDAP_LOG( OPERATION, INFO,
 448                                 "get_ctrls: conn %lu got emtpy OID.\n",
 449                                 op->o_connid, 0, 0 );
 450 #else
 451                         Debug( LDAP_DEBUG_TRACE,
 452                                 "get_ctrls: conn %lu got emtpy OID.\n",
 453                                 op->o_connid, 0, 0 );
 454 #endif
 455
 456                         ldap_controls_free( op->o_ctrls );
 457                         op->o_ctrls = NULL;
 458                         rs->sr_err = LDAP_PROTOCOL_ERROR;
 459                         rs->sr_text = "OID field is empty";
 460                         goto return_results;
 461                 }
 462
 463                 tag = ber_peek_tag( ber, &len );
 464
 465                 if( tag == LBER_BOOLEAN ) {
 466                         ber_int_t crit;
 467                         tag = ber_scanf( ber, "b", &crit );
 468
 469                         if( tag == LBER_ERROR ) {
 470 #ifdef NEW_LOGGING
 471                                 LDAP_LOG( OPERATION, INFO,
 472                                         "get_ctrls: conn %lu get crit failed.\n",
 473                                         op->o_connid, 0, 0 );
 474 #else
 475                                 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get crit failed.\n",
 476                                         0, 0, 0 );
 477 #endif
 478                                 ldap_controls_free( op->o_ctrls );
 479                                 op->o_ctrls = NULL;
 480                                 rs->sr_err = SLAPD_DISCONNECT;
 481                                 rs->sr_text = "decoding controls error";
 482                                 goto return_results;
 483                         }
 484
 485                         c->ldctl_iscritical = (crit != 0);
 486                         tag = ber_peek_tag( ber, &len );
 487                 }
 488
 489                 if( tag == LBER_OCTETSTRING ) {
 490                         tag = ber_scanf( ber, "o", &c->ldctl_value );
 491
 492                         if( tag == LBER_ERROR ) {
 493 #ifdef NEW_LOGGING
 494                                 LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu: "
 495                                         "%s (%scritical): get value failed.\n",
 496                                         op->o_connid, c->ldctl_oid,
 497                                         c->ldctl_iscritical ? "" : "non" );
 498 #else
 499                                 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: conn %lu: "
 500                                         "%s (%scritical): get value failed.\n",
 501                                         op->o_connid, c->ldctl_oid,
 502                                         c->ldctl_iscritical ? "" : "non" );
 503 #endif
 504                                 ldap_controls_free( op->o_ctrls );
 505                                 op->o_ctrls = NULL;
 506                                 rs->sr_err = SLAPD_DISCONNECT;
 507                                 rs->sr_text = "decoding controls error";
 508                                 goto return_results;
 509                         }
 510                 }
 511
 512 #ifdef NEW_LOGGING
 513                 LDAP_LOG( OPERATION, INFO,
 514                         "get_ctrls: conn %lu oid=\"%s\" (%scritical)\n",
 515                         op->o_connid, c->ldctl_oid, c->ldctl_iscritical ? "" : "non" );
 516 #else
 517                 Debug( LDAP_DEBUG_TRACE,
 518                         "=> get_ctrls: oid=\"%s\" (%scritical)\n",
 519                         c->ldctl_oid, c->ldctl_iscritical ? "" : "non", 0 );
 520 #endif
 521
 522                 sc = find_ctrl( c->ldctl_oid );
 523                 if( sc != NULL ) {
 524                         /* recognized control */
 525                         slap_mask_t tagmask;
 526                         switch( op->o_tag ) {
 527                         case LDAP_REQ_ADD:
 528                                 tagmask = SLAP_CTRL_ADD;
 529                                 break;
 530                         case LDAP_REQ_BIND:
 531                                 tagmask = SLAP_CTRL_BIND;
 532                                 break;
 533                         case LDAP_REQ_COMPARE:
 534                                 tagmask = SLAP_CTRL_COMPARE;
 535                                 break;
 536                         case LDAP_REQ_DELETE:
 537                                 tagmask = SLAP_CTRL_DELETE;
 538                                 break;
 539                         case LDAP_REQ_MODIFY:
 540                                 tagmask = SLAP_CTRL_MODIFY;
 541                                 break;
 542                         case LDAP_REQ_RENAME:
 543                                 tagmask = SLAP_CTRL_RENAME;
 544                                 break;
 545                         case LDAP_REQ_SEARCH:
 546                                 tagmask = SLAP_CTRL_SEARCH;
 547                                 break;
 548                         case LDAP_REQ_UNBIND:
 549                                 tagmask = SLAP_CTRL_UNBIND;
 550                                 break;
 551                         case LDAP_REQ_ABANDON:
 552                                 tagmask = SLAP_CTRL_ABANDON;
 553                                 break;
 554                         case LDAP_REQ_EXTENDED:
 555                                 tagmask=~0L;
 556                                 assert( op->ore_reqoid.bv_val != NULL );
 557                                 if( sc->sc_extendedops != NULL ) {
 558                                         int i;
 559                                         for( i=0; sc->sc_extendedops[i] != NULL; i++ ) {
 560                                                 if( strcmp( op->ore_reqoid.bv_val, sc->sc_extendedops[i] )
 561                                                         == 0 )
 562                                                 {
 563                                                         tagmask=0L;
 564                                                         break;
 565                                                 }
 566                                         }
 567                                 }
 568                                 break;
 569                         default:
 570                                 rs->sr_err = LDAP_OTHER;
 571                                 rs->sr_text = "controls internal error";
 572                                 goto return_results;
 573                         }
 574
 575                         if (( sc->sc_mask & tagmask ) == tagmask ) {
 576                                 /* available extension */
 577
 578                                 if( !sc->sc_parse ) {
 579                                         rs->sr_err = LDAP_OTHER;
 580                                         rs->sr_text = "not yet implemented";
 581                                         goto return_results;
 582                                 }
 583
 584                                 rs->sr_err = sc->sc_parse( op, rs, c );
 585
 586                                 if( rs->sr_err != LDAP_SUCCESS ) goto return_results;
 587
 588                                 if ( sc->sc_mask & SLAP_CTRL_FRONTEND ) {
 589                                         /* kludge to disable backend_control() check */
 590                                         c->ldctl_iscritical = 0;
 591
 592                                 } else if ( tagmask == SLAP_CTRL_SEARCH &&
 593                                         sc->sc_mask & SLAP_CTRL_FRONTEND_SEARCH )
 594                                 {
 595                                         /* kludge to disable backend_control() check */
 596                                         c->ldctl_iscritical = 0;
 597                                 }
 598
 599                         } else if( c->ldctl_iscritical ) {
 600                                 /* unavailable CRITICAL control */
 601                                 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
 602                                 rs->sr_text = "critical extension is unavailable";
 603                                 goto return_results;
 604                         }
 605
 606                 } else if( c->ldctl_iscritical ) {
 607                         /* unrecognized CRITICAL control */
 608                         rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
 609                         rs->sr_text = "critical extension is not recognized";
 610                         goto return_results;
 611                 }
 612         }
 613
 614 return_results:
 615 #ifdef NEW_LOGGING
 616         LDAP_LOG( OPERATION, RESULTS,
 617                 "get_ctrls: n=%d rc=%d err=\"%s\"\n",
 618                 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
 619 #else
 620         Debug( LDAP_DEBUG_TRACE,
 621                 "<= get_ctrls: n=%d rc=%d err=\"%s\"\n",
 622                 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "");
 623 #endif
 624
 625         if( sendres && rs->sr_err != LDAP_SUCCESS ) {
 626                 if( rs->sr_err == SLAPD_DISCONNECT ) {
 627                         rs->sr_err = LDAP_PROTOCOL_ERROR;
 628                         send_ldap_disconnect( op, rs );
 629                         rs->sr_err = SLAPD_DISCONNECT;
 630                 } else {
 631                         send_ldap_result( op, rs );
 632                 }
 633         }
 634
 635         return rs->sr_err;
 636 }
 637
 638 static int parseManageDSAit (
 639         Operation *op,
 640         SlapReply *rs,
 641         LDAPControl *ctrl )
 642 {
 643         if ( op->o_managedsait != SLAP_NO_CONTROL ) {
 644                 rs->sr_text = "manageDSAit control specified multiple times";
 645                 return LDAP_PROTOCOL_ERROR;
 646         }
 647
 648         if ( ctrl->ldctl_value.bv_len ) {
 649                 rs->sr_text = "manageDSAit control value not empty";
 650                 return LDAP_PROTOCOL_ERROR;
 651         }
 652
 653         op->o_managedsait = ctrl->ldctl_iscritical
 654                 ? SLAP_CRITICAL_CONTROL
 655                 : SLAP_NONCRITICAL_CONTROL;
 656
 657         return LDAP_SUCCESS;
 658 }
 659
 660 static int parseProxyAuthz (
 661         Operation *op,
 662         SlapReply *rs,
 663         LDAPControl *ctrl )
 664 {
 665         int rc;
 666         struct berval dn = { 0, NULL };
 667
 668         if ( op->o_proxy_authz != SLAP_NO_CONTROL ) {
 669                 rs->sr_text = "proxy authorization control specified multiple times";
 670                 return LDAP_PROTOCOL_ERROR;
 671         }
 672
 673         op->o_proxy_authz = ctrl->ldctl_iscritical
 674                 ? SLAP_CRITICAL_CONTROL
 675                 : SLAP_NONCRITICAL_CONTROL;
 676
 677 #ifdef NEW_LOGGING
 678         LDAP_LOG( OPERATION, ARGS,
 679                 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
 680                 op->o_connid,
 681                 ctrl->ldctl_value.bv_len ?  ctrl->ldctl_value.bv_val : "anonymous",
 682                 0 );
 683 #else
 684         Debug( LDAP_DEBUG_ARGS,
 685                 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
 686                 op->o_connid,
 687                 ctrl->ldctl_value.bv_len ?  ctrl->ldctl_value.bv_val : "anonymous",
 688                 0 );
 689 #endif
 690
 691         if( ctrl->ldctl_value.bv_len == 0 ) {
 692 #ifdef NEW_LOGGING
 693                 LDAP_LOG( OPERATION, RESULTS,
 694                         "parseProxyAuthz: conn=%lu anonymous\n",
 695                         op->o_connid, 0, 0 );
 696 #else
 697                 Debug( LDAP_DEBUG_TRACE,
 698                         "parseProxyAuthz: conn=%lu anonymous\n",
 699                         op->o_connid, 0, 0 );
 700 #endif
 701
 702                 /* anonymous */
 703                 free( op->o_dn.bv_val );
 704                 op->o_dn.bv_len = 0;
 705                 op->o_dn.bv_val = ch_strdup( "" );
 706
 707                 free( op->o_ndn.bv_val );
 708                 op->o_ndn.bv_len = 0;
 709                 op->o_ndn.bv_val = ch_strdup( "" );
 710
 711                 return LDAP_SUCCESS;
 712         }
 713
 714         rc = slap_sasl_getdn( op->o_conn,
 715                 ctrl->ldctl_value.bv_val, ctrl->ldctl_value.bv_len,
 716                 NULL, &dn, SLAP_GETDN_AUTHZID );
 717
 718         if( rc != LDAP_SUCCESS || !dn.bv_len ) {
 719                 if ( dn.bv_val ) {
 720                         ch_free( dn.bv_val );
 721                 }
 722                 rs->sr_text = "authzId mapping failed";
 723                 return LDAP_PROXY_AUTHZ_FAILURE;
 724         }
 725
 726 #ifdef NEW_LOGGING
 727         LDAP_LOG( OPERATION, RESULTS,
 728                 "parseProxyAuthz: conn=%lu \"%s\"\n",
 729                 op->o_connid,
 730                 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
 731 #else
 732         Debug( LDAP_DEBUG_TRACE,
 733                 "parseProxyAuthz: conn=%lu \"%s\"\n",
 734                 op->o_connid,
 735                 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
 736 #endif
 737
 738         rc = slap_sasl_authorized( op->o_conn, &op->o_ndn, &dn );
 739
 740         if( rc ) {
 741                 ch_free( dn.bv_val );
 742                 rs->sr_text = "not authorized to assume identity";
 743                 return LDAP_PROXY_AUTHZ_FAILURE;
 744         }
 745
 746         ch_free( op->o_dn.bv_val );
 747         ch_free( op->o_ndn.bv_val );
 748
 749         op->o_dn.bv_val = NULL;
 750         op->o_ndn = dn;
 751
 752         /*
 753          * NOTE: since slap_sasl_getdn() returns a normalized dn,
 754          * from now on op->o_dn is normalized
 755          */
 756         ber_dupbv( &op->o_dn, &dn );
 757
 758         return LDAP_SUCCESS;
 759 }
 760
 761 static int parseNoOp (
 762         Operation *op,
 763         SlapReply *rs,
 764         LDAPControl *ctrl )
 765 {
 766         if ( op->o_noop != SLAP_NO_CONTROL ) {
 767                 rs->sr_text = "noop control specified multiple times";
 768                 return LDAP_PROTOCOL_ERROR;
 769         }
 770
 771         if ( ctrl->ldctl_value.bv_len ) {
 772                 rs->sr_text = "noop control value not empty";
 773                 return LDAP_PROTOCOL_ERROR;
 774         }
 775
 776         op->o_noop = ctrl->ldctl_iscritical
 777                 ? SLAP_CRITICAL_CONTROL
 778                 : SLAP_NONCRITICAL_CONTROL;
 779
 780         return LDAP_SUCCESS;
 781 }
 782
 783 #ifdef LDAP_CONTROL_PAGEDRESULTS
 784 static int parsePagedResults (
 785         Operation *op,
 786         SlapReply *rs,
 787         LDAPControl *ctrl )
 788 {
 789         ber_tag_t tag;
 790         ber_int_t size;
 791         BerElement *ber;
 792         struct berval cookie = { 0, NULL };
 793
 794         if ( op->o_pagedresults != SLAP_NO_CONTROL ) {
 795                 rs->sr_text = "paged results control specified multiple times";
 796                 return LDAP_PROTOCOL_ERROR;
 797         }
 798
 799         if ( ctrl->ldctl_value.bv_len == 0 ) {
 800                 rs->sr_text = "paged results control value is empty (or absent)";
 801                 return LDAP_PROTOCOL_ERROR;
 802         }
 803
 804         /* Parse the control value
 805          *      realSearchControlValue ::= SEQUENCE {
 806          *              size    INTEGER (0..maxInt),
 807          *                              -- requested page size from client
 808          *                              -- result set size estimate from server
 809          *              cookie  OCTET STRING
 810          * }
 811          */
 812         ber = ber_init( &ctrl->ldctl_value );
 813         if( ber == NULL ) {
 814                 rs->sr_text = "internal error";
 815                 return LDAP_OTHER;
 816         }
 817
 818         tag = ber_scanf( ber, "{im}", &size, &cookie );
 819         (void) ber_free( ber, 1 );
 820
 821         if( tag == LBER_ERROR ) {
 822                 rs->sr_text = "paged results control could not be decoded";
 823                 return LDAP_PROTOCOL_ERROR;
 824         }
 825
 826         if( size < 0 ) {
 827                 rs->sr_text = "paged results control size invalid";
 828                 return LDAP_PROTOCOL_ERROR;
 829         }
 830
 831         if( cookie.bv_len ) {
 832                 PagedResultsCookie reqcookie;
 833                 if( cookie.bv_len != sizeof( reqcookie ) ) {
 834                         /* bad cookie */
 835                         rs->sr_text = "paged results cookie is invalid";
 836                         return LDAP_PROTOCOL_ERROR;
 837                 }
 838
 839                 AC_MEMCPY( &reqcookie, cookie.bv_val, sizeof( reqcookie ));
 840
 841                 if( reqcookie > op->o_pagedresults_state.ps_cookie ) {
 842                         /* bad cookie */
 843                         rs->sr_text = "paged results cookie is invalid";
 844                         return LDAP_PROTOCOL_ERROR;
 845
 846                 } else if( reqcookie < op->o_pagedresults_state.ps_cookie ) {
 847                         rs->sr_text = "paged results cookie is invalid or old";
 848                         return LDAP_UNWILLING_TO_PERFORM;
 849                 }
 850         } else {
 851                 /* Initial request.  Initialize state. */
 852                 op->o_pagedresults_state.ps_cookie = 0;
 853                 op->o_pagedresults_state.ps_id = NOID;
 854         }
 855
 856         op->o_pagedresults_size = size;
 857
 858         op->o_pagedresults = ctrl->ldctl_iscritical
 859                 ? SLAP_CRITICAL_CONTROL
 860                 : SLAP_NONCRITICAL_CONTROL;
 861
 862         return LDAP_SUCCESS;
 863 }
 864 #endif
 865
 866 int parseValuesReturnFilter (
 867         Operation *op,
 868         SlapReply *rs,
 869         LDAPControl *ctrl )
 870 {
 871         BerElement      *ber;
 872         struct berval   fstr = { 0, NULL };
 873         const char *err_msg = "";
 874
 875         if ( op->o_valuesreturnfilter != SLAP_NO_CONTROL ) {
 876                 rs->sr_text = "valuesReturnFilter control specified multiple times";
 877                 return LDAP_PROTOCOL_ERROR;
 878         }
 879
 880         if ( ctrl->ldctl_value.bv_len == 0 ) {
 881                 rs->sr_text = "valuesReturnFilter control value is empty (or absent)";
 882                 return LDAP_PROTOCOL_ERROR;
 883         }
 884
 885         ber = ber_init( &(ctrl->ldctl_value) );
 886         if (ber == NULL) {
 887                 rs->sr_text = "internal error";
 888                 return LDAP_OTHER;
 889         }
 890
 891         rs->sr_err = get_vrFilter( op->o_conn, ber, &(op->vrFilter), &rs->sr_text);
 892
 893         if( rs->sr_err != LDAP_SUCCESS ) {
 894                 if( rs->sr_err == SLAPD_DISCONNECT ) {
 895                         rs->sr_err = LDAP_PROTOCOL_ERROR;
 896                         send_ldap_disconnect( op, rs );
 897                         rs->sr_err = SLAPD_DISCONNECT;
 898                 } else {
 899                         send_ldap_result( op, rs );
 900                 }
 901                 if( fstr.bv_val != NULL) free( fstr.bv_val );
 902                 if( op->vrFilter != NULL) vrFilter_free( op->vrFilter );
 903
 904         } else {
 905                 vrFilter2bv( op->vrFilter, &fstr );
 906         }
 907
 908 #ifdef NEW_LOGGING
 909         LDAP_LOG( OPERATION, ARGS,
 910                 "parseValuesReturnFilter: conn %d       vrFilter: %s\n",
 911                 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
 912 #else
 913         Debug( LDAP_DEBUG_ARGS, "       vrFilter: %s\n",
 914                 fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
 915 #endif
 916
 917         op->o_valuesreturnfilter = ctrl->ldctl_iscritical
 918                 ? SLAP_CRITICAL_CONTROL
 919                 : SLAP_NONCRITICAL_CONTROL;
 920
 921         rs->sr_err = LDAP_SUCCESS;
 922         return LDAP_SUCCESS;
 923 }
 924
 925 #ifdef LDAP_CONTROL_SUBENTRIES
 926 static int parseSubentries (
 927         Operation *op,
 928         SlapReply *rs,
 929         LDAPControl *ctrl )
 930 {
 931         if ( op->o_subentries != SLAP_NO_CONTROL ) {
 932                 rs->sr_text = "subentries control specified multiple times";
 933                 return LDAP_PROTOCOL_ERROR;
 934         }
 935
 936         /* FIXME: should use BER library */
 937         if( ( ctrl->ldctl_value.bv_len != 3 )
 938                 && ( ctrl->ldctl_value.bv_val[0] != 0x01 )
 939                 && ( ctrl->ldctl_value.bv_val[1] != 0x01 ))
 940         {
 941                 rs->sr_text = "subentries control value encoding is bogus";
 942                 return LDAP_PROTOCOL_ERROR;
 943         }
 944
 945         op->o_subentries = ctrl->ldctl_iscritical
 946                 ? SLAP_CRITICAL_CONTROL
 947                 : SLAP_NONCRITICAL_CONTROL;
 948
 949         op->o_subentries_visibility = (ctrl->ldctl_value.bv_val[2] != 0x00);
 950
 951         return LDAP_SUCCESS;
 952 }
 953 #endif
 954
 955 #ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
 956 static int parsePermissiveModify (
 957         Operation *op,
 958         SlapReply *rs,
 959         LDAPControl *ctrl )
 960 {
 961         if ( op->o_permissive_modify != SLAP_NO_CONTROL ) {
 962                 rs->sr_text = "permissiveModify control specified multiple times";
 963                 return LDAP_PROTOCOL_ERROR;
 964         }
 965
 966         if ( ctrl->ldctl_value.bv_len ) {
 967                 rs->sr_text = "permissiveModify control value not empty";
 968                 return LDAP_PROTOCOL_ERROR;
 969         }
 970
 971         op->o_permissive_modify = ctrl->ldctl_iscritical
 972                 ? SLAP_CRITICAL_CONTROL
 973                 : SLAP_NONCRITICAL_CONTROL;
 974
 975         return LDAP_SUCCESS;
 976 }
 977 #endif
 978
 979 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
 980 static int parseDomainScope (
 981         Operation *op,
 982         SlapReply *rs,
 983         LDAPControl *ctrl )
 984 {
 985         if ( op->o_domain_scope != SLAP_NO_CONTROL ) {
 986                 rs->sr_text = "domainScope control specified multiple times";
 987                 return LDAP_PROTOCOL_ERROR;
 988         }
 989
 990         if ( ctrl->ldctl_value.bv_len ) {
 991                 rs->sr_text = "domainScope control value not empty";
 992                 return LDAP_PROTOCOL_ERROR;
 993         }
 994
 995         op->o_domain_scope = ctrl->ldctl_iscritical
 996                 ? SLAP_CRITICAL_CONTROL
 997                 : SLAP_NONCRITICAL_CONTROL;
 998
 999         return LDAP_SUCCESS;
1000 }
1001 #endif
1002
1003 #ifdef LDAP_CLIENT_UPDATE
1004 static int parseClientUpdate (
1005         Operation *op,
1006         SlapReply *rs,
1007         LDAPControl *ctrl )
1008 {
1009         ber_tag_t tag;
1010         BerElement *ber;
1011         ber_int_t type;
1012         ber_int_t interval;
1013         ber_len_t len;
1014         struct berval scheme = { 0, NULL };
1015         struct berval cookie = { 0, NULL };
1016
1017         if ( op->o_clientupdate != SLAP_NO_CONTROL ) {
1018                 rs->sr_text = "LCUP client update control specified multiple times";
1019                 return LDAP_PROTOCOL_ERROR;
1020         }
1021
1022 #ifdef LDAP_SYNC
1023         if ( op->o_sync != SLAP_NO_CONTROL ) {
1024                 rs->sr_text = "LDAP Client Update and Sync controls used together";
1025                 return LDAP_PROTOCOL_ERROR;
1026         }
1027 #endif
1028
1029         if ( ctrl->ldctl_value.bv_len == 0 ) {
1030                 rs->sr_text = "LCUP client update control value is empty (or absent)";
1031                 return LDAP_PROTOCOL_ERROR;
1032         }
1033
1034         /* Parse the control value
1035          *      ClientUpdateControlValue ::= SEQUENCE {
1036          *              updateType      ENUMERATED {
1037          *                                      synchronizeOnly {0},
1038          *                                      synchronizeAndPersist {1},
1039          *                                      persistOnly {2} },
1040          *              sendCookieInterval INTEGER OPTIONAL,
1041          *              cookie          LCUPCookie OPTIONAL
1042          *      }
1043          */
1044
1045         ber = ber_init( &ctrl->ldctl_value );
1046         if( ber == NULL ) {
1047                 rs->sr_text = "internal error";
1048                 return LDAP_OTHER;
1049         }
1050
1051         if ( (tag = ber_scanf( ber, "{i" /*}*/, &type )) == LBER_ERROR ) {
1052                 rs->sr_text = "LCUP client update control : decoding error";
1053                 return LDAP_PROTOCOL_ERROR;
1054         }
1055
1056         switch( type ) {
1057         case LDAP_CUP_SYNC_ONLY:
1058                 type = SLAP_LCUP_SYNC;
1059                 break;
1060         case LDAP_CUP_SYNC_AND_PERSIST:
1061                 type = SLAP_LCUP_SYNC_AND_PERSIST;
1062                 break;
1063         case LDAP_CUP_PERSIST_ONLY:
1064                 type = SLAP_LCUP_PERSIST;
1065                 break;
1066         default:
1067                 rs->sr_text = "LCUP client update control : unknown update type";
1068                 return LDAP_PROTOCOL_ERROR;
1069         }
1070
1071         if ( (tag = ber_peek_tag( ber, &len )) == LBER_DEFAULT ) {
1072                 rs->sr_text = "LCUP client update control : decoding error";
1073                 return LDAP_PROTOCOL_ERROR;
1074         }
1075
1076         if ( tag == LDAP_CUP_TAG_INTERVAL ) {
1077                 if ( (tag = ber_scanf( ber, "i", &interval )) == LBER_ERROR ) {
1078                         rs->sr_text = "LCUP client update control : decoding error";
1079                         return LDAP_PROTOCOL_ERROR;
1080                 }
1081
1082                 if ( interval <= 0 ) {
1083                         /* server chooses interval */
1084                         interval = LDAP_CUP_DEFAULT_SEND_COOKIE_INTERVAL;
1085                 }
1086
1087         } else {
1088                 /* server chooses interval */
1089                 interval = LDAP_CUP_DEFAULT_SEND_COOKIE_INTERVAL;
1090         }
1091
1092         if ( (tag = ber_peek_tag( ber, &len )) == LBER_DEFAULT ) {
1093                 rs->sr_text = "LCUP client update control : decoding error";
1094                 return LDAP_PROTOCOL_ERROR;
1095         }
1096
1097         if ( tag == LDAP_CUP_TAG_COOKIE ) {
1098                 if ( (tag = ber_scanf( ber, /*{*/ "{mm}}",
1099                         &scheme, &cookie )) == LBER_ERROR )
1100                 {
1101                         rs->sr_text = "LCUP client update control : decoding error";
1102                         return LDAP_PROTOCOL_ERROR;
1103                 }
1104         }
1105
1106         /* TODO : Cookie Scheme Validation */
1107 #if 0
1108         if ( lcup_cookie_scheme_validate(scheme) != LDAP_SUCCESS ) {
1109                 rs->sr_text = "Unsupported LCUP cookie scheme";
1110                 return LCUP_UNSUPPORTED_SCHEME;
1111         }
1112
1113         if ( lcup_cookie_validate(scheme, cookie) != LDAP_SUCCESS ) {
1114                 rs->sr_text = "Invalid LCUP cookie";
1115                 return LCUP_INVALID_COOKIE;
1116         }
1117 #endif
1118
1119         ber_dupbv( &op->o_clientupdate_state, &cookie );
1120
1121         (void) ber_free( ber, 1 );
1122
1123         op->o_clientupdate_type = (char) type;
1124         op->o_clientupdate_interval = interval;
1125
1126         op->o_clientupdate = ctrl->ldctl_iscritical
1127                 ? SLAP_CRITICAL_CONTROL
1128                 : SLAP_NONCRITICAL_CONTROL;
1129
1130         return LDAP_SUCCESS;
1131 }
1132 #endif
1133
1134 #ifdef LDAP_SYNC
1135 static int parseLdupSync (
1136         Operation *op,
1137         SlapReply *rs,
1138         LDAPControl *ctrl )
1139 {
1140         ber_tag_t tag;
1141         BerElement *ber;
1142         ber_int_t mode;
1143         ber_len_t len;
1144         struct berval cookie = { 0, NULL };
1145
1146         if ( op->o_sync != SLAP_NO_CONTROL ) {
1147                 rs->sr_text = "LDAP Sync control specified multiple times";
1148                 return LDAP_PROTOCOL_ERROR;
1149         }
1150
1151 #ifdef LDAP_CLIENT_UPDATE
1152         if ( op->o_clientupdate != SLAP_NO_CONTROL ) {
1153                 rs->sr_text = "LDAP Sync and LDAP Client Update controls used together";
1154                 return LDAP_PROTOCOL_ERROR;
1155         }
1156 #endif
1157
1158         if ( ctrl->ldctl_value.bv_len == 0 ) {
1159                 rs->sr_text = "LDAP Sync control value is empty (or absent)";
1160                 return LDAP_PROTOCOL_ERROR;
1161         }
1162
1163         /* Parse the control value
1164          *      syncRequestValue ::= SEQUENCE {
1165          *              mode   ENUMERATED {
1166          *                      -- 0 unused
1167          *                      refreshOnly             (1),
1168          *                      -- 2 reserved
1169          *                      refreshAndPersist       (3)
1170          *              },
1171          *              cookie  syncCookie OPTIONAL
1172          *      }
1173          */
1174
1175         ber = ber_init( &ctrl->ldctl_value );
1176         if( ber == NULL ) {
1177                 rs->sr_text = "internal error";
1178                 return LDAP_OTHER;
1179         }
1180
1181         if ( (tag = ber_scanf( ber, "{i" /*}*/, &mode )) == LBER_ERROR ) {
1182                 rs->sr_text = "LDAP Sync control : mode decoding error";
1183                 return LDAP_PROTOCOL_ERROR;
1184         }
1185
1186         switch( mode ) {
1187         case LDAP_SYNC_REFRESH_ONLY:
1188                 mode = SLAP_SYNC_REFRESH;
1189                 break;
1190         case LDAP_SYNC_REFRESH_AND_PERSIST:
1191                 mode = SLAP_SYNC_REFRESH_AND_PERSIST;
1192                 break;
1193         default:
1194                 rs->sr_text = "LDAP Sync control : unknown update mode";
1195                 return LDAP_PROTOCOL_ERROR;
1196         }
1197
1198         tag = ber_peek_tag( ber, &len );
1199
1200         if ( tag == LDAP_SYNC_TAG_COOKIE ) {
1201                 if (( ber_scanf( ber, /*{*/ "m}",
1202                                         &cookie )) == LBER_ERROR ) {
1203                         rs->sr_text = "LDAP Sync control : cookie decoding error";
1204                         return LDAP_PROTOCOL_ERROR;
1205                 }
1206         } else {
1207                 if (( ber_scanf( ber, /*{*/ "}")) == LBER_ERROR ) {
1208                         rs->sr_text = "LDAP Sync control : decoding error";
1209                         return LDAP_PROTOCOL_ERROR;
1210                 }
1211                 cookie.bv_len = 0;
1212                 cookie.bv_val = NULL;
1213         }
1214
1215         /* TODO : Cookie Scheme Validation */
1216 #if 0
1217         if ( lcup_cookie_scheme_validate(scheme) != LDAP_SUCCESS ) {
1218                 rs->sr_text = "Unsupported LCUP cookie scheme";
1219                 return LCUP_UNSUPPORTED_SCHEME;
1220         }
1221
1222         if ( lcup_cookie_validate(scheme, cookie) != LDAP_SUCCESS ) {
1223                 rs->sr_text = "Invalid LCUP cookie";
1224                 return LCUP_INVALID_COOKIE;
1225         }
1226 #endif
1227
1228         ber_dupbv( &op->o_sync_state, &cookie );
1229
1230         (void) ber_free( ber, 1 );
1231
1232         op->o_sync_mode = (char) mode;
1233
1234         op->o_sync = ctrl->ldctl_iscritical
1235                 ? SLAP_CRITICAL_CONTROL
1236                 : SLAP_NONCRITICAL_CONTROL;
1237
1238         return LDAP_SUCCESS;
1239 }
1240 #endif