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

   1 /* $OpenLDAP$ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 2002-2006 The OpenLDAP Foundation.
   5  * Portions Copyright 1997,2002-2003 IBM Corporation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* ACKNOWLEDGEMENTS:
  17  * This work was initially developed by IBM Corporation for use in
  18  * IBM products and subsequently ported to OpenLDAP Software by
  19  * Steve Omrani.  Additional significant contributors include:
  20  *   Luke Howard
  21  */
  22
  23 #include "portable.h"
  24 #include <slap.h>
  25 #include <slapi.h>
  26
  27 #ifdef LDAP_SLAPI
  28
  29 /* some parameters require a valid connection and operation */
  30 #define PBLOCK_LOCK_CONN( _pb )         do { \
  31                 ldap_pvt_thread_mutex_lock( &(_pb)->pb_conn->c_mutex ); \
  32         } while (0)
  33
  34 #define PBLOCK_UNLOCK_CONN( _pb )       do { \
  35                 ldap_pvt_thread_mutex_unlock( &(_pb)->pb_conn->c_mutex ); \
  36         } while (0)
  37
  38 /* some parameters are only settable for internal operations */
  39 #define PBLOCK_VALIDATE_IS_INTOP( _pb ) do { if ( (_pb)->pb_intop == 0 ) break; } while ( 0 )
  40
  41 static slapi_pblock_class_t
  42 pblock_get_param_class( int param )
  43 {
  44         switch ( param ) {
  45         case SLAPI_PLUGIN_TYPE:
  46         case SLAPI_PLUGIN_ARGC:
  47         case SLAPI_PLUGIN_OPRETURN:
  48         case SLAPI_PLUGIN_INTOP_RESULT:
  49         case SLAPI_CONFIG_LINENO:
  50         case SLAPI_CONFIG_ARGC:
  51         case SLAPI_BIND_METHOD:
  52         case SLAPI_MODRDN_DELOLDRDN:
  53         case SLAPI_SEARCH_SCOPE:
  54         case SLAPI_SEARCH_DEREF:
  55         case SLAPI_SEARCH_SIZELIMIT:
  56         case SLAPI_SEARCH_TIMELIMIT:
  57         case SLAPI_SEARCH_ATTRSONLY:
  58         case SLAPI_NENTRIES:
  59         case SLAPI_CHANGENUMBER:
  60         case SLAPI_DBSIZE:
  61         case SLAPI_REQUESTOR_ISROOT:
  62         case SLAPI_BE_READONLY:
  63         case SLAPI_BE_LASTMOD:
  64         case SLAPI_DB2LDIF_PRINTKEY:
  65         case SLAPI_LDIF2DB_REMOVEDUPVALS:
  66         case SLAPI_MANAGEDSAIT:
  67         case SLAPI_X_MANAGEDIT:
  68         case SLAPI_X_OPERATION_NO_SCHEMA_CHECK:
  69         case SLAPI_IS_REPLICATED_OPERATION:
  70         case SLAPI_X_CONN_IS_UDP:
  71         case SLAPI_X_CONN_SSF:
  72         case SLAPI_RESULT_CODE:
  73         case SLAPI_LOG_OPERATION:
  74                 return PBLOCK_CLASS_INTEGER;
  75                 break;
  76
  77         case SLAPI_CONN_ID:
  78         case SLAPI_OPERATION_ID:
  79         case SLAPI_OPINITIATED_TIME:
  80         case SLAPI_ABANDON_MSGID:
  81         case SLAPI_X_OPERATION_DELETE_GLUE_PARENT:
  82                 return PBLOCK_CLASS_LONG_INTEGER;
  83                 break;
  84
  85         case SLAPI_PLUGIN_DESTROY_FN:
  86         case SLAPI_PLUGIN_DB_BIND_FN:
  87         case SLAPI_PLUGIN_DB_UNBIND_FN:
  88         case SLAPI_PLUGIN_DB_SEARCH_FN:
  89         case SLAPI_PLUGIN_DB_COMPARE_FN:
  90         case SLAPI_PLUGIN_DB_MODIFY_FN:
  91         case SLAPI_PLUGIN_DB_MODRDN_FN:
  92         case SLAPI_PLUGIN_DB_ADD_FN:
  93         case SLAPI_PLUGIN_DB_DELETE_FN:
  94         case SLAPI_PLUGIN_DB_ABANDON_FN:
  95         case SLAPI_PLUGIN_DB_CONFIG_FN:
  96         case SLAPI_PLUGIN_CLOSE_FN:
  97         case SLAPI_PLUGIN_DB_FLUSH_FN:
  98         case SLAPI_PLUGIN_START_FN:
  99         case SLAPI_PLUGIN_DB_SEQ_FN:
 100         case SLAPI_PLUGIN_DB_ENTRY_FN:
 101         case SLAPI_PLUGIN_DB_REFERRAL_FN:
 102         case SLAPI_PLUGIN_DB_RESULT_FN:
 103         case SLAPI_PLUGIN_DB_LDIF2DB_FN:
 104         case SLAPI_PLUGIN_DB_DB2LDIF_FN:
 105         case SLAPI_PLUGIN_DB_BEGIN_FN:
 106         case SLAPI_PLUGIN_DB_COMMIT_FN:
 107         case SLAPI_PLUGIN_DB_ABORT_FN:
 108         case SLAPI_PLUGIN_DB_ARCHIVE2DB_FN:
 109         case SLAPI_PLUGIN_DB_DB2ARCHIVE_FN:
 110         case SLAPI_PLUGIN_DB_NEXT_SEARCH_ENTRY_FN:
 111         case SLAPI_PLUGIN_DB_FREE_RESULT_SET_FN:
 112         case SLAPI_PLUGIN_DB_SIZE_FN:
 113         case SLAPI_PLUGIN_DB_TEST_FN:
 114         case SLAPI_PLUGIN_DB_NO_ACL:
 115         case SLAPI_PLUGIN_EXT_OP_FN:
 116         case SLAPI_PLUGIN_EXT_OP_OIDLIST:
 117         case SLAPI_PLUGIN_PRE_BIND_FN:
 118         case SLAPI_PLUGIN_PRE_UNBIND_FN:
 119         case SLAPI_PLUGIN_PRE_SEARCH_FN:
 120         case SLAPI_PLUGIN_PRE_COMPARE_FN:
 121         case SLAPI_PLUGIN_PRE_MODIFY_FN:
 122         case SLAPI_PLUGIN_PRE_MODRDN_FN:
 123         case SLAPI_PLUGIN_PRE_ADD_FN:
 124         case SLAPI_PLUGIN_PRE_DELETE_FN:
 125         case SLAPI_PLUGIN_PRE_ABANDON_FN:
 126         case SLAPI_PLUGIN_PRE_ENTRY_FN:
 127         case SLAPI_PLUGIN_PRE_REFERRAL_FN:
 128         case SLAPI_PLUGIN_PRE_RESULT_FN:
 129         case SLAPI_PLUGIN_INTERNAL_PRE_ADD_FN:
 130         case SLAPI_PLUGIN_INTERNAL_PRE_MODIFY_FN:
 131         case SLAPI_PLUGIN_INTERNAL_PRE_MODRDN_FN:
 132         case SLAPI_PLUGIN_INTERNAL_PRE_DELETE_FN:
 133         case SLAPI_PLUGIN_BE_PRE_ADD_FN:
 134         case SLAPI_PLUGIN_BE_PRE_MODIFY_FN:
 135         case SLAPI_PLUGIN_BE_PRE_MODRDN_FN:
 136         case SLAPI_PLUGIN_BE_PRE_DELETE_FN:
 137         case SLAPI_PLUGIN_POST_BIND_FN:
 138         case SLAPI_PLUGIN_POST_UNBIND_FN:
 139         case SLAPI_PLUGIN_POST_SEARCH_FN:
 140         case SLAPI_PLUGIN_POST_COMPARE_FN:
 141         case SLAPI_PLUGIN_POST_MODIFY_FN:
 142         case SLAPI_PLUGIN_POST_MODRDN_FN:
 143         case SLAPI_PLUGIN_POST_ADD_FN:
 144         case SLAPI_PLUGIN_POST_DELETE_FN:
 145         case SLAPI_PLUGIN_POST_ABANDON_FN:
 146         case SLAPI_PLUGIN_POST_ENTRY_FN:
 147         case SLAPI_PLUGIN_POST_REFERRAL_FN:
 148         case SLAPI_PLUGIN_POST_RESULT_FN:
 149         case SLAPI_PLUGIN_INTERNAL_POST_ADD_FN:
 150         case SLAPI_PLUGIN_INTERNAL_POST_MODIFY_FN:
 151         case SLAPI_PLUGIN_INTERNAL_POST_MODRDN_FN:
 152         case SLAPI_PLUGIN_INTERNAL_POST_DELETE_FN:
 153         case SLAPI_PLUGIN_BE_POST_ADD_FN:
 154         case SLAPI_PLUGIN_BE_POST_MODIFY_FN:
 155         case SLAPI_PLUGIN_BE_POST_MODRDN_FN:
 156         case SLAPI_PLUGIN_BE_POST_DELETE_FN:
 157         case SLAPI_PLUGIN_MR_FILTER_CREATE_FN:
 158         case SLAPI_PLUGIN_MR_INDEXER_CREATE_FN:
 159         case SLAPI_PLUGIN_MR_FILTER_MATCH_FN:
 160         case SLAPI_PLUGIN_MR_FILTER_INDEX_FN:
 161         case SLAPI_PLUGIN_MR_FILTER_RESET_FN:
 162         case SLAPI_PLUGIN_MR_INDEX_FN:
 163         case SLAPI_PLUGIN_COMPUTE_EVALUATOR_FN:
 164         case SLAPI_PLUGIN_COMPUTE_SEARCH_REWRITER_FN:
 165         case SLAPI_PLUGIN_ACL_ALLOW_ACCESS:
 166         case SLAPI_X_PLUGIN_PRE_GROUP_FN:
 167         case SLAPI_X_PLUGIN_POST_GROUP_FN:
 168         case SLAPI_PLUGIN_AUDIT_FN:
 169                 return PBLOCK_CLASS_FUNCTION_POINTER;
 170                 break;
 171
 172         case SLAPI_BACKEND:
 173         case SLAPI_CONNECTION:
 174         case SLAPI_OPERATION:
 175         case SLAPI_OPERATION_PARAMETERS:
 176         case SLAPI_OPERATION_TYPE:
 177         case SLAPI_OPERATION_AUTHTYPE:
 178         case SLAPI_BE_MONITORDN:
 179         case SLAPI_BE_TYPE:
 180         case SLAPI_REQUESTOR_DN:
 181         case SLAPI_CONN_DN:
 182         case SLAPI_CONN_CLIENTIP:
 183         case SLAPI_CONN_SERVERIP:
 184         case SLAPI_CONN_AUTHTYPE:
 185         case SLAPI_CONN_AUTHMETHOD:
 186         case SLAPI_CONN_CERT:
 187         case SLAPI_X_CONN_CLIENTPATH:
 188         case SLAPI_X_CONN_SERVERPATH:
 189         case SLAPI_X_CONN_SASL_CONTEXT:
 190         case SLAPI_X_CONFIG_ARGV:
 191         case SLAPI_X_INTOP_FLAGS:
 192         case SLAPI_X_INTOP_RESULT_CALLBACK:
 193         case SLAPI_X_INTOP_SEARCH_ENTRY_CALLBACK:
 194         case SLAPI_X_INTOP_REFERRAL_ENTRY_CALLBACK:
 195         case SLAPI_X_INTOP_CALLBACK_DATA:
 196         case SLAPI_PLUGIN_MR_OID:
 197         case SLAPI_PLUGIN_MR_TYPE:
 198         case SLAPI_PLUGIN_MR_VALUE:
 199         case SLAPI_PLUGIN_MR_VALUES:
 200         case SLAPI_PLUGIN_MR_KEYS:
 201         case SLAPI_PLUGIN:
 202         case SLAPI_PLUGIN_PRIVATE:
 203         case SLAPI_PLUGIN_ARGV:
 204         case SLAPI_PLUGIN_OBJECT:
 205         case SLAPI_PLUGIN_DESCRIPTION:
 206         case SLAPI_PLUGIN_IDENTITY:
 207         case SLAPI_PLUGIN_INTOP_SEARCH_ENTRIES:
 208         case SLAPI_PLUGIN_INTOP_SEARCH_REFERRALS:
 209         case SLAPI_PLUGIN_MR_FILTER_REUSABLE:
 210         case SLAPI_PLUGIN_MR_QUERY_OPERATOR:
 211         case SLAPI_PLUGIN_MR_USAGE:
 212         case SLAPI_OP_LESS:
 213         case SLAPI_OP_LESS_OR_EQUAL:
 214         case SLAPI_PLUGIN_MR_USAGE_INDEX:
 215         case SLAPI_PLUGIN_SYNTAX_FILTER_AVA:
 216         case SLAPI_PLUGIN_SYNTAX_FILTER_SUB:
 217         case SLAPI_PLUGIN_SYNTAX_VALUES2KEYS:
 218         case SLAPI_PLUGIN_SYNTAX_ASSERTION2KEYS_AVA:
 219         case SLAPI_PLUGIN_SYNTAX_ASSERTION2KEYS_SUB:
 220         case SLAPI_PLUGIN_SYNTAX_NAMES:
 221         case SLAPI_PLUGIN_SYNTAX_OID:
 222         case SLAPI_PLUGIN_SYNTAX_FLAGS:
 223         case SLAPI_PLUGIN_SYNTAX_COMPARE:
 224         case SLAPI_CONFIG_FILENAME:
 225         case SLAPI_CONFIG_ARGV:
 226         case SLAPI_TARGET_ADDRESS:
 227         case SLAPI_TARGET_UNIQUEID:
 228         case SLAPI_TARGET_DN:
 229         case SLAPI_REQCONTROLS:
 230         case SLAPI_ENTRY_PRE_OP:
 231         case SLAPI_ENTRY_POST_OP:
 232         case SLAPI_RESCONTROLS:
 233         case SLAPI_X_OLD_RESCONTROLS:
 234         case SLAPI_ADD_RESCONTROL:
 235         case SLAPI_CONTROLS_ARG:
 236         case SLAPI_ADD_ENTRY:
 237         case SLAPI_ADD_EXISTING_DN_ENTRY:
 238         case SLAPI_ADD_PARENT_ENTRY:
 239         case SLAPI_ADD_PARENT_UNIQUEID:
 240         case SLAPI_ADD_EXISTING_UNIQUEID_ENTRY:
 241         case SLAPI_BIND_CREDENTIALS:
 242         case SLAPI_BIND_SASLMECHANISM:
 243         case SLAPI_BIND_RET_SASLCREDS:
 244         case SLAPI_COMPARE_TYPE:
 245         case SLAPI_COMPARE_VALUE:
 246         case SLAPI_MODIFY_MODS:
 247         case SLAPI_MODRDN_NEWRDN:
 248         case SLAPI_MODRDN_NEWSUPERIOR:
 249         case SLAPI_MODRDN_PARENT_ENTRY:
 250         case SLAPI_MODRDN_NEWPARENT_ENTRY:
 251         case SLAPI_MODRDN_TARGET_ENTRY:
 252         case SLAPI_MODRDN_NEWSUPERIOR_ADDRESS:
 253         case SLAPI_SEARCH_FILTER:
 254         case SLAPI_SEARCH_STRFILTER:
 255         case SLAPI_SEARCH_ATTRS:
 256         case SLAPI_SEQ_TYPE:
 257         case SLAPI_SEQ_ATTRNAME:
 258         case SLAPI_SEQ_VAL:
 259         case SLAPI_EXT_OP_REQ_OID:
 260         case SLAPI_EXT_OP_REQ_VALUE:
 261         case SLAPI_EXT_OP_RET_OID:
 262         case SLAPI_EXT_OP_RET_VALUE:
 263         case SLAPI_MR_FILTER_ENTRY:
 264         case SLAPI_MR_FILTER_TYPE:
 265         case SLAPI_MR_FILTER_VALUE:
 266         case SLAPI_MR_FILTER_OID:
 267         case SLAPI_MR_FILTER_DNATTRS:
 268         case SLAPI_LDIF2DB_FILE:
 269         case SLAPI_PARENT_TXN:
 270         case SLAPI_TXN:
 271         case SLAPI_SEARCH_RESULT_SET:
 272         case SLAPI_SEARCH_RESULT_ENTRY:
 273         case SLAPI_SEARCH_REFERRALS:
 274         case SLAPI_RESULT_TEXT:
 275         case SLAPI_RESULT_MATCHED:
 276         case SLAPI_X_GROUP_ENTRY:
 277         case SLAPI_X_GROUP_ATTRIBUTE:
 278         case SLAPI_X_GROUP_OPERATION_DN:
 279         case SLAPI_X_GROUP_TARGET_ENTRY:
 280         case SLAPI_X_ADD_STRUCTURAL_CLASS:
 281         case SLAPI_PLUGIN_AUDIT_DATA:
 282         case SLAPI_IBM_PBLOCK:
 283         case SLAPI_PLUGIN_VERSION:
 284                 return PBLOCK_CLASS_POINTER;
 285                 break;
 286         default:
 287                 break;
 288         }
 289
 290         return PBLOCK_CLASS_INVALID;
 291 }
 292
 293 static void
 294 pblock_lock( Slapi_PBlock *pb )
 295 {
 296         ldap_pvt_thread_mutex_lock( &pb->pb_mutex );
 297 }
 298
 299 static void
 300 pblock_unlock( Slapi_PBlock *pb )
 301 {
 302         ldap_pvt_thread_mutex_unlock( &pb->pb_mutex );
 303 }
 304
 305 static int
 306 pblock_get_default( Slapi_PBlock *pb, int param, void **value )
 307 {
 308         int i;
 309         slapi_pblock_class_t pbClass;
 310
 311         pbClass = pblock_get_param_class( param );
 312         if ( pbClass == PBLOCK_CLASS_INVALID ) {
 313                 return PBLOCK_ERROR;
 314         }
 315
 316         switch ( pbClass ) {
 317         case PBLOCK_CLASS_INTEGER:
 318                 *((int *)value) = 0;
 319                 break;
 320         case PBLOCK_CLASS_LONG_INTEGER:
 321                 *((long *)value) = 0L;
 322                 break;
 323         case PBLOCK_CLASS_POINTER:
 324         case PBLOCK_CLASS_FUNCTION_POINTER:
 325                 *value = NULL;
 326                 break;
 327         case PBLOCK_CLASS_INVALID:
 328                 return PBLOCK_ERROR;
 329         }
 330
 331         for ( i = 0; i < pb->pb_nParams; i++ ) {
 332                 if ( pb->pb_params[i] == param ) {
 333                         switch ( pbClass ) {
 334                         case PBLOCK_CLASS_INTEGER:
 335                                 *((int *)value) = pb->pb_values[i].pv_integer;
 336                                 break;
 337                         case PBLOCK_CLASS_LONG_INTEGER:
 338                                 *((long *)value) = pb->pb_values[i].pv_long_integer;
 339                                 break;
 340                         case PBLOCK_CLASS_POINTER:
 341                                 *value = pb->pb_values[i].pv_pointer;
 342                                 break;
 343                         case PBLOCK_CLASS_FUNCTION_POINTER:
 344                                 *value = pb->pb_values[i].pv_function_pointer;
 345                                 break;
 346                         default:
 347                                 break;
 348                         }
 349                         break;
 350                 }
 351         }
 352
 353         return PBLOCK_SUCCESS;
 354 }
 355
 356 static char *
 357 pblock_get_authtype( AuthorizationInformation *authz, int is_tls )
 358 {
 359         char *authType;
 360
 361         switch ( authz->sai_method ) {
 362         case LDAP_AUTH_SASL:
 363                 authType = SLAPD_AUTH_SASL;
 364                 break;
 365         case LDAP_AUTH_SIMPLE:
 366                 authType = SLAPD_AUTH_SIMPLE;
 367                 break;
 368         case LDAP_AUTH_NONE:
 369                 authType = SLAPD_AUTH_NONE;
 370                 break;
 371         default:
 372                 authType = NULL;
 373                 break;
 374         }
 375
 376         if ( is_tls && authType == NULL ) {
 377                 authType = SLAPD_AUTH_SSL;
 378         }
 379
 380         return authType;
 381 }
 382
 383 static int
 384 pblock_set_default( Slapi_PBlock *pb, int param, void *value )
 385 {
 386         slapi_pblock_class_t pbClass;
 387         size_t i;
 388
 389         pbClass = pblock_get_param_class( param );
 390         if ( pbClass == PBLOCK_CLASS_INVALID ) {
 391                 return PBLOCK_ERROR;
 392         }
 393
 394         if ( pb->pb_nParams == PBLOCK_MAX_PARAMS ) {
 395                 return PBLOCK_ERROR;
 396         }
 397
 398         for ( i = 0; i < pb->pb_nParams; i++ ) {
 399                 if ( pb->pb_params[i] == param )
 400                         break;
 401         }
 402         if ( i >= pb->pb_nParams ) {
 403                 pb->pb_params[i] = param;
 404                 pb->pb_nParams++;
 405         }
 406
 407         switch ( pbClass ) {
 408         case PBLOCK_CLASS_INTEGER:
 409                 pb->pb_values[i].pv_integer = (*((int *)value));
 410                 break;
 411         case PBLOCK_CLASS_LONG_INTEGER:
 412                 pb->pb_values[i].pv_long_integer = (*((long *)value));
 413                 break;
 414         case PBLOCK_CLASS_POINTER:
 415                 pb->pb_values[i].pv_pointer = value;
 416                 break;
 417         case PBLOCK_CLASS_FUNCTION_POINTER:
 418                 pb->pb_values[i].pv_function_pointer = value;
 419                 break;
 420         default:
 421                 break;
 422         }
 423
 424         return PBLOCK_SUCCESS;
 425 }
 426
 427 static int
 428 pblock_be_call( Slapi_PBlock *pb, int (*bep)(Operation *) )
 429 {
 430         BackendDB *be_orig;
 431         Operation *op;
 432         int rc;
 433
 434         PBLOCK_ASSERT_OP( pb, 0 );
 435         op = pb->pb_op;
 436
 437         be_orig = op->o_bd;
 438         op->o_bd = select_backend( &op->o_req_ndn, 0, 0 );
 439         rc = (*bep)( op );
 440         op->o_bd = be_orig;
 441
 442         return rc;
 443 }
 444
 445 static int
 446 pblock_get( Slapi_PBlock *pb, int param, void **value )
 447 {
 448         int rc = PBLOCK_SUCCESS;
 449
 450         pblock_lock( pb );
 451
 452         switch ( param ) {
 453         case SLAPI_OPERATION:
 454                 *value = pb->pb_op;
 455                 break;
 456         case SLAPI_OPINITIATED_TIME:
 457                 PBLOCK_ASSERT_OP( pb, 0 );
 458                 *((long *)value) = pb->pb_op->o_time;
 459                 break;
 460         case SLAPI_OPERATION_ID:
 461                 PBLOCK_ASSERT_OP( pb, 0 );
 462                 *((long *)value) = pb->pb_op->o_opid;
 463                 break;
 464         case SLAPI_OPERATION_TYPE:
 465                 PBLOCK_ASSERT_OP( pb, 0 );
 466                 *((ber_tag_t *)value) = pb->pb_op->o_tag;
 467                 break;
 468         case SLAPI_X_OPERATION_DELETE_GLUE_PARENT:
 469                 PBLOCK_ASSERT_OP( pb, 0 );
 470                 *((ber_tag_t *)value) = pb->pb_op->o_delete_glue_parent;
 471                 break;
 472         case SLAPI_X_OPERATION_NO_SCHEMA_CHECK:
 473                 PBLOCK_ASSERT_OP( pb, 0 );
 474                 *((int *)value) = get_no_schema_check( pb->pb_op );
 475                 break;
 476         case SLAPI_X_ADD_STRUCTURAL_CLASS:
 477                 PBLOCK_ASSERT_OP( pb, 0 );
 478
 479                 if ( pb->pb_op->o_tag == LDAP_REQ_ADD ) {
 480                         struct berval tmpval = BER_BVNULL;
 481
 482                         rc = mods_structural_class( pb->pb_op->ora_modlist,
 483                                 &tmpval, &pb->pb_rs->sr_text,
 484                                 pb->pb_textbuf, sizeof( pb->pb_textbuf ));
 485                         *((char **)value) = tmpval.bv_val;
 486                 } else {
 487                         rc = PBLOCK_ERROR;
 488                 }
 489                 break;
 490         case SLAPI_REQCONTROLS:
 491                 PBLOCK_ASSERT_OP( pb, 0 );
 492                 *((LDAPControl ***)value) = pb->pb_op->o_ctrls;
 493                 break;
 494         case SLAPI_REQUESTOR_DN:
 495                 PBLOCK_ASSERT_OP( pb, 0 );
 496                 *((char **)value) = pb->pb_op->o_dn.bv_val;
 497                 break;
 498         case SLAPI_MANAGEDSAIT:
 499                 PBLOCK_ASSERT_OP( pb, 0 );
 500                 *((int *)value) = get_manageDSAit( pb->pb_op );
 501                 break;
 502         case SLAPI_X_MANAGEDIT:
 503                 PBLOCK_ASSERT_OP( pb, 0 );
 504                 *((int *)value) = get_manageDIT( pb->pb_op );
 505                 break;
 506         case SLAPI_BACKEND:
 507                 PBLOCK_ASSERT_OP( pb, 0 );
 508                 *((BackendDB **)value) = select_backend( &pb->pb_op->o_req_ndn, 0, 0 );
 509                 break;
 510         case SLAPI_BE_TYPE:
 511                 PBLOCK_ASSERT_OP( pb, 0 );
 512                 if ( pb->pb_op->o_bd != NULL )
 513                         *((char **)value) = pb->pb_op->o_bd->bd_info->bi_type;
 514                 else
 515                         *value = NULL;
 516                 break;
 517         case SLAPI_CONNECTION:
 518                 *value = pb->pb_conn;
 519                 break;
 520         case SLAPI_X_CONN_SSF:
 521                 PBLOCK_ASSERT_OP( pb, 0 );
 522                 *((slap_ssf_t *)value) = pb->pb_conn->c_ssf;
 523                 break;
 524         case SLAPI_X_CONN_SASL_CONTEXT:
 525                 PBLOCK_ASSERT_CONN( pb );
 526                 if ( pb->pb_conn->c_sasl_authctx != NULL )
 527                         *value = pb->pb_conn->c_sasl_authctx;
 528                 else
 529                         *value = pb->pb_conn->c_sasl_sockctx;
 530                 break;
 531         case SLAPI_TARGET_DN:
 532                 PBLOCK_ASSERT_OP( pb, 0 );
 533                 *((char **)value) = pb->pb_op->o_req_dn.bv_val;
 534                 break;
 535         case SLAPI_REQUESTOR_ISROOT:
 536                 *((int *)value) = pblock_be_call( pb, be_isroot );
 537                 break;
 538         case SLAPI_IS_REPLICATED_OPERATION:
 539                 *((int *)value) = pblock_be_call( pb, be_slurp_update );
 540                 break;
 541         case SLAPI_CONN_AUTHTYPE:
 542         case SLAPI_CONN_AUTHMETHOD: /* XXX should return SASL mech */
 543                 PBLOCK_ASSERT_CONN( pb );
 544                 *((char **)value) = pblock_get_authtype( &pb->pb_conn->c_authz,
 545 #ifdef HAVE_TLS
 546                                                          pb->pb_conn->c_is_tls
 547 #else
 548                                                          0
 549 #endif
 550                                                          );
 551                 break;
 552         case SLAPI_X_CONN_IS_UDP:
 553                 PBLOCK_ASSERT_CONN( pb );
 554 #ifdef LDAP_CONNECTIONLESS
 555                 *((int *)value) = pb->pb_conn->c_is_udp;
 556 #else
 557                 *((int *)value) = 0;
 558 #endif
 559                 break;
 560         case SLAPI_CONN_ID:
 561                 PBLOCK_ASSERT_CONN( pb );
 562                 *((long *)value) = pb->pb_conn->c_connid;
 563                 break;
 564         case SLAPI_CONN_DN:
 565                 PBLOCK_ASSERT_CONN( pb );
 566                 *((char **)value) = pb->pb_conn->c_dn.bv_val;
 567                 break;
 568         case SLAPI_CONN_CLIENTIP:
 569                 PBLOCK_ASSERT_CONN( pb );
 570                 if ( strncmp( pb->pb_conn->c_peer_name.bv_val, "IP=", 3 ) == 0 )
 571                         *((char **)value) = &pb->pb_conn->c_peer_name.bv_val[3];
 572                 else
 573                         *value = NULL;
 574                 break;
 575         case SLAPI_X_CONN_CLIENTPATH:
 576                 PBLOCK_ASSERT_CONN( pb );
 577                 if ( strncmp( pb->pb_conn->c_peer_name.bv_val, "PATH=", 3 ) == 0 )
 578                         *((char **)value) = &pb->pb_conn->c_peer_name.bv_val[5];
 579                 else
 580                         *value = NULL;
 581                 break;
 582         case SLAPI_CONN_SERVERIP:
 583                 PBLOCK_ASSERT_CONN( pb );
 584                 if ( strncmp( pb->pb_conn->c_peer_name.bv_val, "IP=", 3 ) == 0 )
 585                         *((char **)value) = &pb->pb_conn->c_sock_name.bv_val[3];
 586                 else
 587                         *value = NULL;
 588                 break;
 589         case SLAPI_X_CONN_SERVERPATH:
 590                 PBLOCK_ASSERT_CONN( pb );
 591                 if ( strncmp( pb->pb_conn->c_peer_name.bv_val, "PATH=", 3 ) == 0 )
 592                         *((char **)value) = &pb->pb_conn->c_sock_name.bv_val[5];
 593                 else
 594                         *value = NULL;
 595                 break;
 596         case SLAPI_RESULT_CODE:
 597         case SLAPI_PLUGIN_INTOP_RESULT:
 598                 PBLOCK_ASSERT_OP( pb, 0 );
 599                 *((int *)value) = pb->pb_rs->sr_err;
 600                 break;
 601         case SLAPI_RESULT_TEXT:
 602                 PBLOCK_ASSERT_OP( pb, 0 );
 603                 *((const char **)value) = pb->pb_rs->sr_text;
 604                 break;
 605         case SLAPI_RESULT_MATCHED:
 606                 PBLOCK_ASSERT_OP( pb, 0 );
 607                 *((const char **)value) = pb->pb_rs->sr_matched;
 608                 break;
 609         case SLAPI_ADD_ENTRY:
 610                 PBLOCK_ASSERT_OP( pb, 0 );
 611                 if ( pb->pb_op->o_tag == LDAP_REQ_ADD )
 612                         *((Slapi_Entry **)value) = pb->pb_op->ora_e;
 613                 else
 614                         *value = NULL;
 615                 break;
 616         case SLAPI_MODIFY_MODS: {
 617                 LDAPMod **mods = NULL;
 618
 619                 pblock_get_default( pb, param, (void **)&mods );
 620                 if ( mods == NULL && pb->pb_intop == 0 ) {
 621                         if ( pb->pb_op->o_tag != LDAP_REQ_MODIFY ) {
 622                                 rc = PBLOCK_ERROR;
 623                                 break;
 624                         }
 625                         mods = slapi_int_modifications2ldapmods( pb->pb_op->orm_modlist );
 626                         pblock_set_default( pb, param, (void *)mods );
 627                 }
 628                 *((LDAPMod ***)value) = mods;
 629                 break;
 630         }
 631         case SLAPI_MODRDN_NEWRDN:
 632                 PBLOCK_ASSERT_OP( pb, 0 );
 633                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN )
 634                         *((char **)value) = pb->pb_op->orr_newrdn.bv_val;
 635                 else
 636                         *value = NULL;
 637                 break;
 638         case SLAPI_MODRDN_NEWSUPERIOR:
 639                 PBLOCK_ASSERT_OP( pb, 0 );
 640                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN && pb->pb_op->orr_newSup != NULL )
 641                         *((char **)value) = pb->pb_op->orr_newSup->bv_val;
 642                 else
 643                         *value = NULL;
 644                 break;
 645         case SLAPI_MODRDN_DELOLDRDN:
 646                 PBLOCK_ASSERT_OP( pb, 0 );
 647                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN )
 648                         *((int *)value) = pb->pb_op->orr_deleteoldrdn;
 649                 else
 650                         *((int *)value) = 0;
 651                 break;
 652         case SLAPI_SEARCH_SCOPE:
 653                 PBLOCK_ASSERT_OP( pb, 0 );
 654                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 655                         *((int *)value) = pb->pb_op->ors_scope;
 656                 else
 657                         *((int *)value) = 0;
 658                 break;
 659         case SLAPI_SEARCH_DEREF:
 660                 PBLOCK_ASSERT_OP( pb, 0 );
 661                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 662                         *((int *)value) = pb->pb_op->ors_deref;
 663                 else
 664                         *((int *)value) = 0;
 665                 break;
 666         case SLAPI_SEARCH_SIZELIMIT:
 667                 PBLOCK_ASSERT_OP( pb, 0 );
 668                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 669                         *((int *)value) = pb->pb_op->ors_slimit;
 670                 else
 671                         *((int *)value) = 0;
 672                 break;
 673         case SLAPI_SEARCH_TIMELIMIT:
 674                 PBLOCK_ASSERT_OP( pb, 0 );
 675                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 676                         *((int *)value) = pb->pb_op->ors_tlimit;
 677                 else
 678                         *((int *)value) = 0;
 679                 break;
 680         case SLAPI_SEARCH_FILTER:
 681                 PBLOCK_ASSERT_OP( pb, 0 );
 682                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 683                         *((Slapi_Filter **)value) = pb->pb_op->ors_filter;
 684                 else
 685                         *((Slapi_Filter **)value) = NULL;
 686                 break;
 687         case SLAPI_SEARCH_STRFILTER:
 688                 PBLOCK_ASSERT_OP( pb, 0 );
 689                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 690                         *((char **)value) = pb->pb_op->ors_filterstr.bv_val;
 691                 else
 692                         *((char **)value) = NULL;
 693                 break;
 694         case SLAPI_SEARCH_ATTRS: {
 695                 char **attrs = NULL;
 696
 697                 PBLOCK_ASSERT_OP( pb, 0 );
 698                 if ( pb->pb_op->o_tag != LDAP_REQ_SEARCH ) {
 699                         rc = PBLOCK_ERROR;
 700                         break;
 701                 }
 702                 pblock_get_default( pb, param, (void **)&attrs );
 703                 if ( attrs == NULL && pb->pb_intop == 0 ) {
 704                         attrs = anlist2charray_x( pb->pb_op->ors_attrs, 0, pb->pb_op->o_tmpmemctx );
 705                         pblock_set_default( pb, param, (void *)attrs );
 706                 }
 707                 *((char ***)value) = attrs;
 708                 break;
 709         }
 710         case SLAPI_SEARCH_ATTRSONLY:
 711                 PBLOCK_ASSERT_OP( pb, 0 );
 712                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 713                         *((int *)value) = pb->pb_op->ors_attrsonly;
 714                 else
 715                         *((int *)value) = 0;
 716                 break;
 717         case SLAPI_SEARCH_RESULT_ENTRY:
 718                 PBLOCK_ASSERT_OP( pb, 0 );
 719                 *((Slapi_Entry **)value) = pb->pb_rs->sr_entry;
 720                 break;
 721         case SLAPI_BIND_RET_SASLCREDS:
 722                 PBLOCK_ASSERT_OP( pb, 0 );
 723                 *((struct berval **)value) = pb->pb_rs->sr_sasldata;
 724                 break;
 725         case SLAPI_EXT_OP_REQ_OID:
 726                 *((const char **)value) = pb->pb_op->ore_reqoid.bv_val;
 727                 break;
 728         case SLAPI_EXT_OP_REQ_VALUE:
 729                 *((struct berval **)value) = pb->pb_op->ore_reqdata;
 730                 break;
 731         case SLAPI_EXT_OP_RET_OID:
 732                 PBLOCK_ASSERT_OP( pb, 0 );
 733                 *((const char **)value) = pb->pb_rs->sr_rspoid;
 734                 break;
 735         case SLAPI_EXT_OP_RET_VALUE:
 736                 PBLOCK_ASSERT_OP( pb, 0 );
 737                 *((struct berval **)value) = pb->pb_rs->sr_rspdata;
 738                 break;
 739         case SLAPI_BIND_METHOD:
 740                 if ( pb->pb_op->o_tag == LDAP_REQ_BIND )
 741                         *((int *)value) = pb->pb_op->orb_method;
 742                 else
 743                         *((int *)value) = 0;
 744                 break;
 745         case SLAPI_BIND_CREDENTIALS:
 746                 if ( pb->pb_op->o_tag == LDAP_REQ_BIND )
 747                         *((struct berval **)value) = &pb->pb_op->orb_cred;
 748                 else
 749                         *value = NULL;
 750                 break;
 751         case SLAPI_COMPARE_TYPE:
 752                 if ( pb->pb_op->o_tag == LDAP_REQ_COMPARE )
 753                         *((char **)value) = pb->pb_op->orc_ava->aa_desc->ad_cname.bv_val;
 754                 else
 755                         *value = NULL;
 756                 break;
 757         case SLAPI_COMPARE_VALUE:
 758                 if ( pb->pb_op->o_tag == LDAP_REQ_COMPARE )
 759                         *((struct berval **)value) = &pb->pb_op->orc_ava->aa_value;
 760                 else
 761                         *value = NULL;
 762                 break;
 763         case SLAPI_ABANDON_MSGID:
 764                 if ( pb->pb_op->o_tag == LDAP_REQ_ABANDON )
 765                         *((int *)value) = pb->pb_op->orn_msgid;
 766                 else
 767                         *((int *)value) = 0;
 768                 break;
 769         default:
 770                 rc = pblock_get_default( pb, param, value );
 771                 break;
 772         }
 773
 774         pblock_unlock( pb );
 775
 776         return rc;
 777 }
 778
 779 static int
 780 pblock_add_control( Slapi_PBlock *pb, LDAPControl *control )
 781 {
 782         LDAPControl **controls = NULL;
 783         size_t i;
 784
 785         pblock_get_default( pb, SLAPI_RESCONTROLS, (void **)&controls );
 786
 787         if ( controls != NULL ) {
 788                 for ( i = 0; controls[i] != NULL; i++ )
 789                         ;
 790         } else {
 791                 i = 0;
 792         }
 793
 794         controls = (LDAPControl **)slapi_ch_realloc( (char *)controls,
 795                 ( i + 2 ) * sizeof(LDAPControl *));
 796         controls[i++] = slapi_dup_control( control );
 797         controls[i] = NULL;
 798
 799         return pblock_set_default( pb, SLAPI_RESCONTROLS, (void *)controls );
 800 }
 801
 802 static int
 803 pblock_set_dn( void *value, struct berval *dn, struct berval *ndn, void *memctx )
 804 {
 805         struct berval bv;
 806
 807         if ( !BER_BVISNULL( dn )) {
 808                 slap_sl_free( dn->bv_val, memctx );
 809                 BER_BVZERO( dn );
 810         }
 811         if ( !BER_BVISNULL( ndn )) {
 812                 slap_sl_free( ndn->bv_val, memctx );
 813                 BER_BVZERO( ndn );
 814         }
 815
 816         bv.bv_val = (char *)value;
 817         bv.bv_len = ( value != NULL ) ? strlen( bv.bv_val ) : 0;
 818
 819         return dnPrettyNormal( NULL, &bv, dn, ndn, memctx );
 820 }
 821
 822 static int
 823 pblock_set( Slapi_PBlock *pb, int param, void *value )
 824 {
 825         int rc = PBLOCK_SUCCESS;
 826
 827         pblock_lock( pb );
 828
 829         switch ( param ) {
 830         case SLAPI_OPERATION:
 831                 pb->pb_op = (Operation *)value;
 832                 break;
 833         case SLAPI_OPINITIATED_TIME:
 834                 PBLOCK_ASSERT_OP( pb, 0 );
 835                 pb->pb_op->o_time = *((long *)value);
 836                 break;
 837         case SLAPI_OPERATION_ID:
 838                 PBLOCK_ASSERT_OP( pb, 0 );
 839                 pb->pb_op->o_opid = *((long *)value);
 840                 break;
 841         case SLAPI_OPERATION_TYPE:
 842                 PBLOCK_ASSERT_OP( pb, 0 );
 843                 pb->pb_op->o_tag = *((ber_tag_t *)value);
 844                 break;
 845         case SLAPI_X_OPERATION_DELETE_GLUE_PARENT:
 846                 PBLOCK_ASSERT_OP( pb, 0 );
 847                 pb->pb_op->o_delete_glue_parent = *((int *)value);
 848                 break;
 849         case SLAPI_X_OPERATION_NO_SCHEMA_CHECK:
 850                 PBLOCK_ASSERT_OP( pb, 0 );
 851                 pb->pb_op->o_no_schema_check = *((int *)value);
 852                 break;
 853         case SLAPI_REQCONTROLS:
 854                 PBLOCK_ASSERT_OP( pb, 0 );
 855                 pb->pb_op->o_ctrls = (LDAPControl **)value;
 856                 break;
 857         case SLAPI_RESCONTROLS: {
 858                 LDAPControl **ctrls = NULL;
 859
 860                 pblock_get_default( pb, param, (void **)&ctrls );
 861                 if ( ctrls != NULL ) {
 862                         /* free old ones first */
 863                         ldap_controls_free( ctrls );
 864                 }
 865                 rc = pblock_set_default( pb, param, value );
 866                 break;
 867         }
 868         case SLAPI_ADD_RESCONTROL:
 869                 PBLOCK_ASSERT_OP( pb, 0 );
 870                 rc = pblock_add_control( pb, (LDAPControl *)value );
 871                 break;
 872         case SLAPI_REQUESTOR_DN:
 873                 PBLOCK_ASSERT_OP( pb, 0 );
 874                 rc = pblock_set_dn( value, &pb->pb_op->o_dn, &pb->pb_op->o_ndn, pb->pb_op->o_tmpmemctx );
 875                 break;
 876         case SLAPI_MANAGEDSAIT:
 877                 PBLOCK_ASSERT_OP( pb, 0 );
 878                 pb->pb_op->o_managedsait = *((int *)value);
 879                 break;
 880         case SLAPI_X_MANAGEDIT:
 881                 PBLOCK_ASSERT_OP( pb, 0 );
 882                 pb->pb_op->o_managedit = *((int *)value);
 883                 break;
 884         case SLAPI_BACKEND:
 885                 PBLOCK_ASSERT_OP( pb, 0 );
 886                 pb->pb_op->o_bd = (BackendDB *)value;
 887                 break;
 888         case SLAPI_CONNECTION:
 889                 pb->pb_conn = (Connection *)value;
 890                 break;
 891         case SLAPI_X_CONN_SSF:
 892                 PBLOCK_ASSERT_CONN( pb );
 893                 PBLOCK_LOCK_CONN( pb );
 894                 pb->pb_conn->c_ssf = (slap_ssf_t)(long)value;
 895                 PBLOCK_UNLOCK_CONN( pb );
 896                 break;
 897         case SLAPI_X_CONN_SASL_CONTEXT:
 898                 PBLOCK_ASSERT_CONN( pb );
 899                 PBLOCK_LOCK_CONN( pb );
 900                 pb->pb_conn->c_sasl_authctx = value;
 901                 PBLOCK_UNLOCK_CONN( pb );
 902                 break;
 903         case SLAPI_TARGET_DN:
 904                 PBLOCK_ASSERT_OP( pb, 0 );
 905                 rc = pblock_set_dn( value, &pb->pb_op->o_req_dn, &pb->pb_op->o_req_ndn, pb->pb_op->o_tmpmemctx );
 906                 break;
 907         case SLAPI_CONN_ID:
 908                 PBLOCK_ASSERT_CONN( pb );
 909                 PBLOCK_LOCK_CONN( pb );
 910                 pb->pb_conn->c_connid = *((long *)value);
 911                 PBLOCK_UNLOCK_CONN( pb );
 912                 break;
 913         case SLAPI_CONN_DN:
 914                 PBLOCK_ASSERT_CONN( pb );
 915                 PBLOCK_LOCK_CONN( pb );
 916                 rc = pblock_set_dn( value, &pb->pb_conn->c_dn, &pb->pb_conn->c_ndn, NULL );
 917                 PBLOCK_UNLOCK_CONN( pb );
 918                 break;
 919         case SLAPI_RESULT_CODE:
 920         case SLAPI_PLUGIN_INTOP_RESULT:
 921                 PBLOCK_ASSERT_OP( pb, 0 );
 922                 pb->pb_rs->sr_err = *((int *)value);
 923                 break;
 924         case SLAPI_RESULT_TEXT:
 925                 PBLOCK_ASSERT_OP( pb, 0 );
 926                 snprintf( pb->pb_textbuf, sizeof( pb->pb_textbuf ), "%s", (char *)value );
 927                 pb->pb_rs->sr_text = pb->pb_textbuf;
 928                 break;
 929         case SLAPI_RESULT_MATCHED:
 930                 PBLOCK_ASSERT_OP( pb, 0 );
 931                 pb->pb_rs->sr_matched = (char *)value; /* XXX should dup? */
 932                 break;
 933         case SLAPI_ADD_ENTRY:
 934                 PBLOCK_ASSERT_OP( pb, 0 );
 935                 if ( pb->pb_op->o_tag == LDAP_REQ_ADD )
 936                         pb->pb_op->ora_e = (Slapi_Entry *)value;
 937                 else
 938                         rc = PBLOCK_ERROR;
 939                 break;
 940         case SLAPI_MODIFY_MODS: {
 941                 Modifications **mlp;
 942                 Modifications *newmods;
 943
 944                 PBLOCK_ASSERT_OP( pb, 0 );
 945                 rc = pblock_set_default( pb, param, value );
 946                 if ( rc != PBLOCK_SUCCESS ) {
 947                         break;
 948                 }
 949
 950                 if ( pb->pb_op->o_tag == LDAP_REQ_MODIFY ) {
 951                         mlp = &pb->pb_op->orm_modlist;
 952                 } else if ( pb->pb_op->o_tag == LDAP_REQ_ADD ) {
 953                         mlp = &pb->pb_op->ora_modlist;
 954                 } else {
 955                         break;
 956                 }
 957
 958                 newmods = slapi_int_ldapmods2modifications( (LDAPMod **)value );
 959                 if ( newmods != NULL ) {
 960                         slap_mods_free( *mlp, 1 );
 961                         *mlp = newmods;
 962                 }
 963                 break;
 964         }
 965         case SLAPI_MODRDN_NEWRDN:
 966                 PBLOCK_ASSERT_OP( pb, 0 );
 967                 PBLOCK_VALIDATE_IS_INTOP( pb );
 968                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN ) {
 969                         rc = pblock_set_dn( value, &pb->pb_op->orr_newrdn, &pb->pb_op->orr_nnewrdn, pb->pb_op->o_tmpmemctx );
 970                         if ( rc == LDAP_SUCCESS )
 971                                 rc = rdn_validate( &pb->pb_op->orr_nnewrdn );
 972                 } else {
 973                         rc = PBLOCK_ERROR;
 974                 }
 975                 break;
 976         case SLAPI_MODRDN_NEWSUPERIOR:
 977                 PBLOCK_ASSERT_OP( pb, 0 );
 978                 PBLOCK_VALIDATE_IS_INTOP( pb );
 979                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN ) {
 980                         if ( value == NULL ) {
 981                                 if ( pb->pb_op->orr_newSup != NULL ) {
 982                                         pb->pb_op->o_tmpfree( pb->pb_op->orr_newSup, pb->pb_op->o_tmpmemctx );
 983                                         BER_BVZERO( pb->pb_op->orr_newSup );
 984                                         pb->pb_op->orr_newSup = NULL;
 985                                 }
 986                                 if ( pb->pb_op->orr_newSup != NULL ) {
 987                                         pb->pb_op->o_tmpfree( pb->pb_op->orr_nnewSup, pb->pb_op->o_tmpmemctx );
 988                                         BER_BVZERO( pb->pb_op->orr_nnewSup );
 989                                         pb->pb_op->orr_nnewSup = NULL;
 990                                 }
 991                         } else {
 992                                 if ( pb->pb_op->orr_newSup == NULL ) {
 993                                         pb->pb_op->orr_newSup = (struct berval *)pb->pb_op->o_tmpalloc(
 994                                                 sizeof(struct berval), pb->pb_op->o_tmpmemctx );
 995                                         BER_BVZERO( pb->pb_op->orr_newSup );
 996                                 }
 997                                 if ( pb->pb_op->orr_nnewSup == NULL ) {
 998                                         pb->pb_op->orr_nnewSup = (struct berval *)pb->pb_op->o_tmpalloc(
 999                                                 sizeof(struct berval), pb->pb_op->o_tmpmemctx );
1000                                         BER_BVZERO( pb->pb_op->orr_nnewSup );
1001                                 }
1002                                 rc = pblock_set_dn( value, pb->pb_op->orr_newSup, pb->pb_op->orr_nnewSup, pb->pb_op->o_tmpmemctx );
1003                         }
1004                 } else {
1005                         rc = PBLOCK_ERROR;
1006                 }
1007                 break;
1008         case SLAPI_MODRDN_DELOLDRDN:
1009                 PBLOCK_ASSERT_OP( pb, 0 );
1010                 PBLOCK_VALIDATE_IS_INTOP( pb );
1011                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN )
1012                         pb->pb_op->orr_deleteoldrdn = *((int *)value);
1013                 else
1014                         rc = PBLOCK_ERROR;
1015                 break;
1016         case SLAPI_SEARCH_SCOPE: {
1017                 int scope = *((int *)value);
1018
1019                 PBLOCK_ASSERT_OP( pb, 0 );
1020                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH ) {
1021                         switch ( *((int *)value) ) {
1022                         case LDAP_SCOPE_BASE:
1023                         case LDAP_SCOPE_ONELEVEL:
1024                         case LDAP_SCOPE_SUBTREE:
1025 #ifdef LDAP_SCOPE_SUBORDINATE
1026                         case LDAP_SCOPE_SUBORDINATE:
1027 #endif
1028                                 pb->pb_op->ors_scope = scope;
1029                                 break;
1030                         default:
1031                                 rc = PBLOCK_ERROR;
1032                                 break;
1033                         }
1034                 } else {
1035                         rc = PBLOCK_ERROR;
1036                 }
1037                 break;
1038         }
1039         case SLAPI_SEARCH_DEREF:
1040                 PBLOCK_ASSERT_OP( pb, 0 );
1041                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1042                         pb->pb_op->ors_deref = *((int *)value);
1043                 else
1044                         rc = PBLOCK_ERROR;
1045                 break;
1046         case SLAPI_SEARCH_SIZELIMIT:
1047                 PBLOCK_ASSERT_OP( pb, 0 );
1048                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1049                         pb->pb_op->ors_slimit = *((int *)value);
1050                 else
1051                         rc = PBLOCK_ERROR;
1052                 break;
1053         case SLAPI_SEARCH_TIMELIMIT:
1054                 PBLOCK_ASSERT_OP( pb, 0 );
1055                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1056                         pb->pb_op->ors_tlimit = *((int *)value);
1057                 else
1058                         rc = PBLOCK_ERROR;
1059                 break;
1060         case SLAPI_SEARCH_FILTER:
1061                 PBLOCK_ASSERT_OP( pb, 0 );
1062                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1063                         pb->pb_op->ors_filter = (Slapi_Filter *)value;
1064                 else
1065                         rc = PBLOCK_ERROR;
1066                 break;
1067         case SLAPI_SEARCH_STRFILTER:
1068                 PBLOCK_ASSERT_OP( pb, 0 );
1069                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH ) {
1070                         pb->pb_op->ors_filterstr.bv_val = (char *)value;
1071                         pb->pb_op->ors_filterstr.bv_len = strlen((char *)value);
1072                 } else {
1073                         rc = PBLOCK_ERROR;
1074                 }
1075                 break;
1076         case SLAPI_SEARCH_ATTRS: {
1077                 AttributeName *an = NULL;
1078                 size_t i = 0;
1079                 char **attrs = (char **)value;
1080
1081                 PBLOCK_ASSERT_OP( pb, 0 );
1082                 PBLOCK_VALIDATE_IS_INTOP( pb );
1083
1084                 if ( pb->pb_op->o_tag != LDAP_REQ_SEARCH ) {
1085                         rc = PBLOCK_ERROR;
1086                         break;
1087                 }
1088                 /* also set mapped attrs */
1089                 rc = pblock_set_default( pb, param, value );
1090                 if ( rc != PBLOCK_SUCCESS ) {
1091                         break;
1092                 }
1093                 if ( pb->pb_op->ors_attrs != NULL ) {
1094                         pb->pb_op->o_tmpfree( pb->pb_op->ors_attrs, pb->pb_op->o_tmpmemctx );
1095                         pb->pb_op->ors_attrs = NULL;
1096                 }
1097                 if ( attrs != NULL ) {
1098                         for ( i = 0; attrs[i] != NULL; i++ )
1099                                 ;
1100                 }
1101                 if ( i ) {
1102                         an = (AttributeName *)pb->pb_op->o_tmpalloc( (i + 1) *
1103                                 sizeof(AttributeName), pb->pb_op->o_tmpmemctx );
1104                         for ( i = 0; attrs[i] != NULL; i++ ) {
1105                                 an[i].an_desc = NULL;
1106                                 an[i].an_oc = NULL;
1107                                 an[i].an_oc_exclude = 0;
1108                                 an[i].an_name.bv_val = attrs[i];
1109                                 an[i].an_name.bv_len = strlen( attrs[i] );
1110                                 slap_bv2ad( &an[i].an_name, &an[i].an_desc, &pb->pb_rs->sr_text );
1111                         }
1112                         an[i].an_name.bv_val = NULL;
1113                         an[i].an_name.bv_len = 0;
1114                 }
1115                 pb->pb_op->ors_attrs = an;
1116                 break;
1117         }
1118         case SLAPI_SEARCH_ATTRSONLY:
1119                 PBLOCK_ASSERT_OP( pb, 0 );
1120                 PBLOCK_VALIDATE_IS_INTOP( pb );
1121
1122                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1123                         pb->pb_op->ors_attrsonly = *((int *)value);
1124                 else
1125                         rc = PBLOCK_ERROR;
1126                 break;
1127         case SLAPI_SEARCH_RESULT_ENTRY:
1128                 PBLOCK_ASSERT_OP( pb, 0 );
1129                 pb->pb_rs->sr_entry = (Slapi_Entry *)value;
1130                 break;
1131         case SLAPI_BIND_RET_SASLCREDS:
1132                 PBLOCK_ASSERT_OP( pb, 0 );
1133                 pb->pb_rs->sr_sasldata = (struct berval *)value;
1134                 break;
1135         case SLAPI_EXT_OP_REQ_OID:
1136                 PBLOCK_ASSERT_OP( pb, 0 );
1137                 PBLOCK_VALIDATE_IS_INTOP( pb );
1138
1139                 if ( pb->pb_op->o_tag == LDAP_REQ_EXTENDED ) {
1140                         pb->pb_op->ore_reqoid.bv_val = (char *)value;
1141                         pb->pb_op->ore_reqoid.bv_len = strlen((char *)value);
1142                 } else {
1143                         rc = PBLOCK_ERROR;
1144                 }
1145                 break;
1146         case SLAPI_EXT_OP_REQ_VALUE:
1147                 PBLOCK_ASSERT_OP( pb, 0 );
1148                 PBLOCK_VALIDATE_IS_INTOP( pb );
1149
1150                 if ( pb->pb_op->o_tag == LDAP_REQ_EXTENDED )
1151                         pb->pb_op->ore_reqdata = (struct berval *)value;
1152                 else
1153                         rc = PBLOCK_ERROR;
1154                 break;
1155         case SLAPI_EXT_OP_RET_OID:
1156                 PBLOCK_ASSERT_OP( pb, 0 );
1157                 pb->pb_rs->sr_rspoid = (char *)value;
1158                 break;
1159         case SLAPI_EXT_OP_RET_VALUE:
1160                 PBLOCK_ASSERT_OP( pb, 0 );
1161                 pb->pb_rs->sr_rspdata = (struct berval *)value;
1162                 break;
1163         case SLAPI_BIND_METHOD:
1164                 PBLOCK_ASSERT_OP( pb, 0 );
1165                 PBLOCK_VALIDATE_IS_INTOP( pb );
1166
1167                 if ( pb->pb_op->o_tag == LDAP_REQ_BIND )
1168                         pb->pb_op->orb_method = *((int *)value);
1169                 else
1170                         rc = PBLOCK_ERROR;
1171                 break;
1172         case SLAPI_BIND_CREDENTIALS:
1173                 PBLOCK_ASSERT_OP( pb, 0 );
1174                 PBLOCK_VALIDATE_IS_INTOP( pb );
1175
1176                 if ( pb->pb_op->o_tag == LDAP_REQ_BIND )
1177                         pb->pb_op->orb_cred = *((struct berval *)value);
1178                 else
1179                         rc = PBLOCK_ERROR;
1180                 break;
1181         case SLAPI_COMPARE_TYPE:
1182                 PBLOCK_ASSERT_OP( pb, 0 );
1183                 PBLOCK_VALIDATE_IS_INTOP( pb );
1184
1185                 if ( pb->pb_op->o_tag == LDAP_REQ_COMPARE ) {
1186                         const char *text;
1187
1188                         pb->pb_op->orc_ava->aa_desc = NULL;
1189                         rc = slap_str2ad( (char *)value, &pb->pb_op->orc_ava->aa_desc, &text );
1190                 } else {
1191                         rc = PBLOCK_ERROR;
1192                 }
1193                 break;
1194         case SLAPI_COMPARE_VALUE:
1195                 PBLOCK_ASSERT_OP( pb, 0 );
1196                 PBLOCK_VALIDATE_IS_INTOP( pb );
1197
1198                 if ( pb->pb_op->o_tag == LDAP_REQ_COMPARE )
1199                         pb->pb_op->orc_ava->aa_value = *((struct berval *)value);
1200                 else
1201                         rc = PBLOCK_ERROR;
1202                 break;
1203         case SLAPI_ABANDON_MSGID:
1204                 PBLOCK_ASSERT_OP( pb, 0 );
1205                 PBLOCK_VALIDATE_IS_INTOP( pb );
1206
1207                 if ( pb->pb_op->o_tag == LDAP_REQ_ABANDON)
1208                         pb->pb_op->orn_msgid = *((int *)value);
1209                 else
1210                         rc = PBLOCK_ERROR;
1211                 break;
1212         case SLAPI_REQUESTOR_ISROOT:
1213         case SLAPI_IS_REPLICATED_OPERATION:
1214         case SLAPI_CONN_AUTHTYPE:
1215         case SLAPI_CONN_AUTHMETHOD:
1216         case SLAPI_X_CONN_IS_UDP:
1217         case SLAPI_CONN_CLIENTIP:
1218         case SLAPI_X_CONN_CLIENTPATH:
1219         case SLAPI_CONN_SERVERIP:
1220         case SLAPI_X_CONN_SERVERPATH:
1221         case SLAPI_X_ADD_STRUCTURAL_CLASS:
1222                 /* These parameters cannot be set */
1223                 rc = PBLOCK_ERROR;
1224                 break;
1225         default:
1226                 rc = pblock_set_default( pb, param, value );
1227                 break;
1228         }
1229
1230         pblock_unlock( pb );
1231
1232         return rc;
1233 }
1234
1235 static void
1236 pblock_clear( Slapi_PBlock *pb )
1237 {
1238         pb->pb_nParams = 1;
1239 }
1240
1241 static int
1242 pblock_delete_param( Slapi_PBlock *p, int param )
1243 {
1244         int i;
1245
1246         pblock_lock(p);
1247
1248         for ( i = 0; i < p->pb_nParams; i++ ) {
1249                 if ( p->pb_params[i] == param ) {
1250                         break;
1251                 }
1252         }
1253
1254         if (i >= p->pb_nParams ) {
1255                 pblock_unlock( p );
1256                 return PBLOCK_ERROR;
1257         }
1258
1259         /* move last parameter to index of deleted parameter */
1260         if ( p->pb_nParams > 1 ) {
1261                 p->pb_params[i] = p->pb_params[p->pb_nParams - 1];
1262                 p->pb_values[i] = p->pb_values[p->pb_nParams - 1];
1263         }
1264         p->pb_nParams--;
1265
1266         pblock_unlock( p );
1267
1268         return PBLOCK_SUCCESS;
1269 }
1270
1271 Slapi_PBlock *
1272 slapi_pblock_new(void)
1273 {
1274         Slapi_PBlock *pb;
1275
1276         pb = (Slapi_PBlock *) ch_calloc( 1, sizeof(Slapi_PBlock) );
1277         if ( pb != NULL ) {
1278                 ldap_pvt_thread_mutex_init( &pb->pb_mutex );
1279
1280                 pb->pb_params[0] = SLAPI_IBM_PBLOCK;
1281                 pb->pb_values[0].pv_pointer = NULL;
1282                 pb->pb_nParams = 1;
1283                 pb->pb_conn = NULL;
1284                 pb->pb_op = NULL;
1285                 pb->pb_rs = NULL;
1286                 pb->pb_intop = 0;
1287         }
1288         return pb;
1289 }
1290
1291 static void
1292 pblock_destroy( Slapi_PBlock *pb )
1293 {
1294         LDAPControl **controls = NULL;
1295         LDAPMod **mods = NULL;
1296         char **attrs = NULL;
1297
1298         assert( pb != NULL );
1299
1300         pblock_get_default( pb, SLAPI_RESCONTROLS, (void **)&controls );
1301         if ( controls != NULL ) {
1302                 ldap_controls_free( controls );
1303         }
1304
1305         if ( pb->pb_intop ) {
1306                 slapi_int_connection_done_pb( pb );
1307         } else {
1308                 pblock_get_default( pb, SLAPI_MODIFY_MODS, (void **)&mods );
1309                 ldap_mods_free( mods, 1 );
1310
1311                 pblock_get_default( pb, SLAPI_SEARCH_ATTRS, (void **)&attrs );
1312                 if ( attrs != NULL )
1313                         pb->pb_op->o_tmpfree( attrs, pb->pb_op->o_tmpmemctx );
1314         }
1315
1316         ldap_pvt_thread_mutex_destroy( &pb->pb_mutex );
1317         slapi_ch_free( (void **)&pb );
1318 }
1319
1320 void
1321 slapi_pblock_destroy( Slapi_PBlock *pb )
1322 {
1323         if ( pb != NULL ) {
1324                 pblock_destroy( pb );
1325         }
1326 }
1327
1328 int
1329 slapi_pblock_get( Slapi_PBlock *pb, int arg, void *value )
1330 {
1331         return pblock_get( pb, arg, (void **)value );
1332 }
1333
1334 int
1335 slapi_pblock_set( Slapi_PBlock *pb, int arg, void *value )
1336 {
1337         return pblock_set( pb, arg, value );
1338 }
1339
1340 void
1341 slapi_pblock_clear( Slapi_PBlock *pb )
1342 {
1343         pblock_clear( pb );
1344 }
1345
1346 int
1347 slapi_pblock_delete_param( Slapi_PBlock *p, int param )
1348 {
1349         return pblock_delete_param( p, param );
1350 }
1351
1352 /*
1353  * OpenLDAP extension
1354  */
1355 int
1356 slapi_int_pblock_get_first( Backend *be, Slapi_PBlock **pb )
1357 {
1358         assert( pb != NULL );
1359         *pb = SLAPI_BACKEND_PBLOCK( be );
1360         return (*pb == NULL ? LDAP_OTHER : LDAP_SUCCESS);
1361 }
1362
1363 /*
1364  * OpenLDAP extension
1365  */
1366 int
1367 slapi_int_pblock_get_next( Slapi_PBlock **pb )
1368 {
1369         assert( pb != NULL );
1370         return slapi_pblock_get( *pb, SLAPI_IBM_PBLOCK, pb );
1371 }
1372
1373 #endif /* LDAP_SLAPI */
1374