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 2002-2005 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_IS_REPLICATED_OPERATION:
  68         case SLAPI_X_CONN_IS_UDP:
  69         case SLAPI_X_CONN_SSF:
  70         case SLAPI_RESULT_CODE:
  71         case SLAPI_LOG_OPERATION:
  72                 return PBLOCK_CLASS_INTEGER;
  73                 break;
  74
  75         case SLAPI_CONN_ID:
  76         case SLAPI_OPERATION_ID:
  77         case SLAPI_OPINITIATED_TIME:
  78         case SLAPI_ABANDON_MSGID:
  79                 return PBLOCK_CLASS_LONG_INTEGER;
  80                 break;
  81
  82         case SLAPI_PLUGIN_DESTROY_FN:
  83         case SLAPI_PLUGIN_DB_BIND_FN:
  84         case SLAPI_PLUGIN_DB_UNBIND_FN:
  85         case SLAPI_PLUGIN_DB_SEARCH_FN:
  86         case SLAPI_PLUGIN_DB_COMPARE_FN:
  87         case SLAPI_PLUGIN_DB_MODIFY_FN:
  88         case SLAPI_PLUGIN_DB_MODRDN_FN:
  89         case SLAPI_PLUGIN_DB_ADD_FN:
  90         case SLAPI_PLUGIN_DB_DELETE_FN:
  91         case SLAPI_PLUGIN_DB_ABANDON_FN:
  92         case SLAPI_PLUGIN_DB_CONFIG_FN:
  93         case SLAPI_PLUGIN_CLOSE_FN:
  94         case SLAPI_PLUGIN_DB_FLUSH_FN:
  95         case SLAPI_PLUGIN_START_FN:
  96         case SLAPI_PLUGIN_DB_SEQ_FN:
  97         case SLAPI_PLUGIN_DB_ENTRY_FN:
  98         case SLAPI_PLUGIN_DB_REFERRAL_FN:
  99         case SLAPI_PLUGIN_DB_RESULT_FN:
 100         case SLAPI_PLUGIN_DB_LDIF2DB_FN:
 101         case SLAPI_PLUGIN_DB_DB2LDIF_FN:
 102         case SLAPI_PLUGIN_DB_BEGIN_FN:
 103         case SLAPI_PLUGIN_DB_COMMIT_FN:
 104         case SLAPI_PLUGIN_DB_ABORT_FN:
 105         case SLAPI_PLUGIN_DB_ARCHIVE2DB_FN:
 106         case SLAPI_PLUGIN_DB_DB2ARCHIVE_FN:
 107         case SLAPI_PLUGIN_DB_NEXT_SEARCH_ENTRY_FN:
 108         case SLAPI_PLUGIN_DB_FREE_RESULT_SET_FN:
 109         case SLAPI_PLUGIN_DB_SIZE_FN:
 110         case SLAPI_PLUGIN_DB_TEST_FN:
 111         case SLAPI_PLUGIN_DB_NO_ACL:
 112         case SLAPI_PLUGIN_EXT_OP_FN:
 113         case SLAPI_PLUGIN_EXT_OP_OIDLIST:
 114         case SLAPI_PLUGIN_PRE_BIND_FN:
 115         case SLAPI_PLUGIN_PRE_UNBIND_FN:
 116         case SLAPI_PLUGIN_PRE_SEARCH_FN:
 117         case SLAPI_PLUGIN_PRE_COMPARE_FN:
 118         case SLAPI_PLUGIN_PRE_MODIFY_FN:
 119         case SLAPI_PLUGIN_PRE_MODRDN_FN:
 120         case SLAPI_PLUGIN_PRE_ADD_FN:
 121         case SLAPI_PLUGIN_PRE_DELETE_FN:
 122         case SLAPI_PLUGIN_PRE_ABANDON_FN:
 123         case SLAPI_PLUGIN_PRE_ENTRY_FN:
 124         case SLAPI_PLUGIN_PRE_REFERRAL_FN:
 125         case SLAPI_PLUGIN_PRE_RESULT_FN:
 126         case SLAPI_PLUGIN_INTERNAL_PRE_ADD_FN:
 127         case SLAPI_PLUGIN_INTERNAL_PRE_MODIFY_FN:
 128         case SLAPI_PLUGIN_INTERNAL_PRE_MODRDN_FN:
 129         case SLAPI_PLUGIN_INTERNAL_PRE_DELETE_FN:
 130         case SLAPI_PLUGIN_BE_PRE_ADD_FN:
 131         case SLAPI_PLUGIN_BE_PRE_MODIFY_FN:
 132         case SLAPI_PLUGIN_BE_PRE_MODRDN_FN:
 133         case SLAPI_PLUGIN_BE_PRE_DELETE_FN:
 134         case SLAPI_PLUGIN_POST_BIND_FN:
 135         case SLAPI_PLUGIN_POST_UNBIND_FN:
 136         case SLAPI_PLUGIN_POST_SEARCH_FN:
 137         case SLAPI_PLUGIN_POST_COMPARE_FN:
 138         case SLAPI_PLUGIN_POST_MODIFY_FN:
 139         case SLAPI_PLUGIN_POST_MODRDN_FN:
 140         case SLAPI_PLUGIN_POST_ADD_FN:
 141         case SLAPI_PLUGIN_POST_DELETE_FN:
 142         case SLAPI_PLUGIN_POST_ABANDON_FN:
 143         case SLAPI_PLUGIN_POST_ENTRY_FN:
 144         case SLAPI_PLUGIN_POST_REFERRAL_FN:
 145         case SLAPI_PLUGIN_POST_RESULT_FN:
 146         case SLAPI_PLUGIN_INTERNAL_POST_ADD_FN:
 147         case SLAPI_PLUGIN_INTERNAL_POST_MODIFY_FN:
 148         case SLAPI_PLUGIN_INTERNAL_POST_MODRDN_FN:
 149         case SLAPI_PLUGIN_INTERNAL_POST_DELETE_FN:
 150         case SLAPI_PLUGIN_BE_POST_ADD_FN:
 151         case SLAPI_PLUGIN_BE_POST_MODIFY_FN:
 152         case SLAPI_PLUGIN_BE_POST_MODRDN_FN:
 153         case SLAPI_PLUGIN_BE_POST_DELETE_FN:
 154         case SLAPI_PLUGIN_MR_FILTER_CREATE_FN:
 155         case SLAPI_PLUGIN_MR_INDEXER_CREATE_FN:
 156         case SLAPI_PLUGIN_MR_FILTER_MATCH_FN:
 157         case SLAPI_PLUGIN_MR_FILTER_INDEX_FN:
 158         case SLAPI_PLUGIN_MR_FILTER_RESET_FN:
 159         case SLAPI_PLUGIN_MR_INDEX_FN:
 160         case SLAPI_PLUGIN_COMPUTE_EVALUATOR_FN:
 161         case SLAPI_PLUGIN_COMPUTE_SEARCH_REWRITER_FN:
 162         case SLAPI_PLUGIN_ACL_ALLOW_ACCESS:
 163         case SLAPI_X_PLUGIN_PRE_GROUP_FN:
 164         case SLAPI_X_PLUGIN_POST_GROUP_FN:
 165         case SLAPI_PLUGIN_AUDIT_FN:
 166                 return PBLOCK_CLASS_FUNCTION_POINTER;
 167                 break;
 168
 169         case SLAPI_BACKEND:
 170         case SLAPI_CONNECTION:
 171         case SLAPI_OPERATION:
 172         case SLAPI_OPERATION_PARAMETERS:
 173         case SLAPI_OPERATION_TYPE:
 174         case SLAPI_OPERATION_AUTHTYPE:
 175         case SLAPI_BE_MONITORDN:
 176         case SLAPI_BE_TYPE:
 177         case SLAPI_REQUESTOR_DN:
 178         case SLAPI_CONN_DN:
 179         case SLAPI_CONN_CLIENTIP:
 180         case SLAPI_CONN_SERVERIP:
 181         case SLAPI_CONN_AUTHTYPE:
 182         case SLAPI_CONN_AUTHMETHOD:
 183         case SLAPI_CONN_CERT:
 184         case SLAPI_X_CONN_CLIENTPATH:
 185         case SLAPI_X_CONN_SERVERPATH:
 186         case SLAPI_X_CONN_SASL_CONTEXT:
 187         case SLAPI_X_CONFIG_ARGV:
 188         case SLAPI_X_INTOP_FLAGS:
 189         case SLAPI_X_INTOP_RESULT_CALLBACK:
 190         case SLAPI_X_INTOP_SEARCH_ENTRY_CALLBACK:
 191         case SLAPI_X_INTOP_REFERRAL_ENTRY_CALLBACK:
 192         case SLAPI_X_INTOP_CALLBACK_DATA:
 193         case SLAPI_PLUGIN_MR_OID:
 194         case SLAPI_PLUGIN_MR_TYPE:
 195         case SLAPI_PLUGIN_MR_VALUE:
 196         case SLAPI_PLUGIN_MR_VALUES:
 197         case SLAPI_PLUGIN_MR_KEYS:
 198         case SLAPI_PLUGIN:
 199         case SLAPI_PLUGIN_PRIVATE:
 200         case SLAPI_PLUGIN_ARGV:
 201         case SLAPI_PLUGIN_OBJECT:
 202         case SLAPI_PLUGIN_DESCRIPTION:
 203         case SLAPI_PLUGIN_IDENTITY:
 204         case SLAPI_PLUGIN_INTOP_SEARCH_ENTRIES:
 205         case SLAPI_PLUGIN_INTOP_SEARCH_REFERRALS:
 206         case SLAPI_PLUGIN_MR_FILTER_REUSABLE:
 207         case SLAPI_PLUGIN_MR_QUERY_OPERATOR:
 208         case SLAPI_PLUGIN_MR_USAGE:
 209         case SLAPI_OP_LESS:
 210         case SLAPI_OP_LESS_OR_EQUAL:
 211         case SLAPI_PLUGIN_MR_USAGE_INDEX:
 212         case SLAPI_PLUGIN_SYNTAX_FILTER_AVA:
 213         case SLAPI_PLUGIN_SYNTAX_FILTER_SUB:
 214         case SLAPI_PLUGIN_SYNTAX_VALUES2KEYS:
 215         case SLAPI_PLUGIN_SYNTAX_ASSERTION2KEYS_AVA:
 216         case SLAPI_PLUGIN_SYNTAX_ASSERTION2KEYS_SUB:
 217         case SLAPI_PLUGIN_SYNTAX_NAMES:
 218         case SLAPI_PLUGIN_SYNTAX_OID:
 219         case SLAPI_PLUGIN_SYNTAX_FLAGS:
 220         case SLAPI_PLUGIN_SYNTAX_COMPARE:
 221         case SLAPI_CONFIG_FILENAME:
 222         case SLAPI_CONFIG_ARGV:
 223         case SLAPI_TARGET_ADDRESS:
 224         case SLAPI_TARGET_UNIQUEID:
 225         case SLAPI_TARGET_DN:
 226         case SLAPI_REQCONTROLS:
 227         case SLAPI_ENTRY_PRE_OP:
 228         case SLAPI_ENTRY_POST_OP:
 229         case SLAPI_RESCONTROLS:
 230         case SLAPI_X_OLD_RESCONTROLS:
 231         case SLAPI_ADD_RESCONTROL:
 232         case SLAPI_CONTROLS_ARG:
 233         case SLAPI_ADD_ENTRY:
 234         case SLAPI_ADD_EXISTING_DN_ENTRY:
 235         case SLAPI_ADD_PARENT_ENTRY:
 236         case SLAPI_ADD_PARENT_UNIQUEID:
 237         case SLAPI_ADD_EXISTING_UNIQUEID_ENTRY:
 238         case SLAPI_BIND_CREDENTIALS:
 239         case SLAPI_BIND_SASLMECHANISM:
 240         case SLAPI_BIND_RET_SASLCREDS:
 241         case SLAPI_COMPARE_TYPE:
 242         case SLAPI_COMPARE_VALUE:
 243         case SLAPI_MODIFY_MODS:
 244         case SLAPI_MODRDN_NEWRDN:
 245         case SLAPI_MODRDN_NEWSUPERIOR:
 246         case SLAPI_MODRDN_PARENT_ENTRY:
 247         case SLAPI_MODRDN_NEWPARENT_ENTRY:
 248         case SLAPI_MODRDN_TARGET_ENTRY:
 249         case SLAPI_MODRDN_NEWSUPERIOR_ADDRESS:
 250         case SLAPI_SEARCH_FILTER:
 251         case SLAPI_SEARCH_STRFILTER:
 252         case SLAPI_SEARCH_ATTRS:
 253         case SLAPI_SEQ_TYPE:
 254         case SLAPI_SEQ_ATTRNAME:
 255         case SLAPI_SEQ_VAL:
 256         case SLAPI_EXT_OP_REQ_OID:
 257         case SLAPI_EXT_OP_REQ_VALUE:
 258         case SLAPI_EXT_OP_RET_OID:
 259         case SLAPI_EXT_OP_RET_VALUE:
 260         case SLAPI_MR_FILTER_ENTRY:
 261         case SLAPI_MR_FILTER_TYPE:
 262         case SLAPI_MR_FILTER_VALUE:
 263         case SLAPI_MR_FILTER_OID:
 264         case SLAPI_MR_FILTER_DNATTRS:
 265         case SLAPI_LDIF2DB_FILE:
 266         case SLAPI_PARENT_TXN:
 267         case SLAPI_TXN:
 268         case SLAPI_SEARCH_RESULT_SET:
 269         case SLAPI_SEARCH_RESULT_ENTRY:
 270         case SLAPI_SEARCH_REFERRALS:
 271         case SLAPI_RESULT_TEXT:
 272         case SLAPI_RESULT_MATCHED:
 273         case SLAPI_X_GROUP_ENTRY:
 274         case SLAPI_X_GROUP_ATTRIBUTE:
 275         case SLAPI_X_GROUP_OPERATION_DN:
 276         case SLAPI_X_GROUP_TARGET_ENTRY:
 277         case SLAPI_PLUGIN_AUDIT_DATA:
 278         case SLAPI_IBM_PBLOCK:
 279         case SLAPI_PLUGIN_VERSION:
 280                 return PBLOCK_CLASS_POINTER;
 281                 break;
 282         default:
 283                 break;
 284         }
 285
 286         return PBLOCK_CLASS_INVALID;
 287 }
 288
 289 static void
 290 pblock_lock( Slapi_PBlock *pb )
 291 {
 292         ldap_pvt_thread_mutex_lock(&pb->pb_mutex);
 293 }
 294
 295 static void
 296 pblock_unlock( Slapi_PBlock *pb )
 297 {
 298         ldap_pvt_thread_mutex_unlock(&pb->pb_mutex);
 299 }
 300
 301 static int
 302 pblock_get_default( Slapi_PBlock *pb, int param, void **value )
 303 {
 304         int i;
 305         slapi_pblock_class_t pbClass;
 306
 307         pbClass = pblock_get_param_class( param );
 308         if ( pbClass == PBLOCK_CLASS_INVALID ) {
 309                 return PBLOCK_ERROR;
 310         }
 311
 312         switch ( pbClass ) {
 313         case PBLOCK_CLASS_INTEGER:
 314                 *((int *)value) = 0;
 315                 break;
 316         case PBLOCK_CLASS_LONG_INTEGER:
 317                 *((long *)value) = 0L;
 318                 break;
 319         case PBLOCK_CLASS_POINTER:
 320         case PBLOCK_CLASS_FUNCTION_POINTER:
 321                 *value = NULL;
 322                 break;
 323         case PBLOCK_CLASS_INVALID:
 324                 return PBLOCK_ERROR;
 325         }
 326
 327         for ( i = 0; i < pb->pb_nParams; i++ ) {
 328                 if ( pb->pb_params[i] == param ) {
 329                         switch ( pbClass ) {
 330                         case PBLOCK_CLASS_INTEGER:
 331                                 *((int *)value) = pb->pb_values[i].pv_integer;
 332                                 break;
 333                         case PBLOCK_CLASS_LONG_INTEGER:
 334                                 *((long *)value) = pb->pb_values[i].pv_long_integer;
 335                                 break;
 336                         case PBLOCK_CLASS_POINTER:
 337                                 *value = pb->pb_values[i].pv_pointer;
 338                                 break;
 339                         case PBLOCK_CLASS_FUNCTION_POINTER:
 340                                 *value = pb->pb_values[i].pv_function_pointer;
 341                                 break;
 342                         default:
 343                                 break;
 344                         }
 345                         break;
 346                 }
 347         }
 348
 349         return PBLOCK_SUCCESS;
 350 }
 351
 352 static char *
 353 pblock_get_authtype( AuthorizationInformation *authz, int is_tls )
 354 {
 355         char *authType;
 356
 357         switch ( authz->sai_method ) {
 358         case LDAP_AUTH_SASL:
 359                 authType = SLAPD_AUTH_SASL;
 360                 break;
 361         case LDAP_AUTH_SIMPLE:
 362                 authType = SLAPD_AUTH_SIMPLE;
 363                 break;
 364         case LDAP_AUTH_NONE:
 365                 authType = SLAPD_AUTH_NONE;
 366                 break;
 367         default:
 368                 authType = NULL;
 369                 break;
 370         }
 371
 372         if ( is_tls && authType == NULL ) {
 373                 authType = SLAPD_AUTH_SSL;
 374         }
 375
 376         return authType;
 377 }
 378
 379 static int
 380 pblock_set_default( Slapi_PBlock *pb, int param, void *value )
 381 {
 382         slapi_pblock_class_t pbClass;
 383         size_t i;
 384
 385         pbClass = pblock_get_param_class( param );
 386         if ( pbClass == PBLOCK_CLASS_INVALID ) {
 387                 return PBLOCK_ERROR;
 388         }
 389
 390         if ( pb->pb_nParams == PBLOCK_MAX_PARAMS ) {
 391                 return PBLOCK_ERROR;
 392         }
 393
 394         for ( i = 0; i < pb->pb_nParams; i++ ) {
 395                 if ( pb->pb_params[i] == param )
 396                         break;
 397         }
 398         if ( i >= pb->pb_nParams ) {
 399                 pb->pb_params[i] = param;
 400                 pb->pb_nParams++;
 401         }
 402
 403         switch ( pbClass ) {
 404         case PBLOCK_CLASS_INTEGER:
 405                 pb->pb_values[i].pv_integer = (*((int *)value));
 406                 break;
 407         case PBLOCK_CLASS_LONG_INTEGER:
 408                 pb->pb_values[i].pv_long_integer = (*((long *)value));
 409                 break;
 410         case PBLOCK_CLASS_POINTER:
 411                 pb->pb_values[i].pv_pointer = value;
 412                 break;
 413         case PBLOCK_CLASS_FUNCTION_POINTER:
 414                 pb->pb_values[i].pv_function_pointer = value;
 415                 break;
 416         default:
 417                 break;
 418         }
 419
 420         return PBLOCK_SUCCESS;
 421 }
 422
 423 static int
 424 pblock_be_call( Slapi_PBlock *pb, int (*bep)(Operation *) )
 425 {
 426         BackendDB *be_orig;
 427         Operation *op;
 428         int rc;
 429
 430         PBLOCK_ASSERT_OP( pb, 0 );
 431         op = pb->pb_op;
 432
 433         be_orig = op->o_bd;
 434         op->o_bd = select_backend( &op->o_req_ndn, 0, 0 );
 435         rc = (*bep)( op );
 436         op->o_bd = be_orig;
 437
 438         return rc;
 439 }
 440
 441 static int
 442 pblock_get( Slapi_PBlock *pb, int param, void **value )
 443 {
 444         int rc = PBLOCK_SUCCESS;
 445
 446         pblock_lock( pb );
 447
 448         switch ( param ) {
 449         case SLAPI_OPERATION:
 450                 *value = pb->pb_op;
 451                 break;
 452         case SLAPI_OPINITIATED_TIME:
 453                 PBLOCK_ASSERT_OP( pb, 0 );
 454                 *((long *)value) = pb->pb_op->o_time;
 455                 break;
 456         case SLAPI_OPERATION_ID:
 457                 PBLOCK_ASSERT_OP( pb, 0 );
 458                 *((long *)value) = pb->pb_op->o_opid;
 459                 break;
 460         case SLAPI_OPERATION_TYPE:
 461                 PBLOCK_ASSERT_OP( pb, 0 );
 462                 *((ber_tag_t *)value) = pb->pb_op->o_tag;
 463                 break;
 464         case SLAPI_REQCONTROLS:
 465                 PBLOCK_ASSERT_OP( pb, 0 );
 466                 *((LDAPControl ***)value) = pb->pb_op->o_ctrls;
 467                 break;
 468         case SLAPI_REQUESTOR_DN:
 469                 PBLOCK_ASSERT_OP( pb, 0 );
 470                 *((char **)value) = pb->pb_op->o_ndn.bv_val;
 471                 break;
 472         case SLAPI_MANAGEDSAIT:
 473                 PBLOCK_ASSERT_OP( pb, 0 );
 474                 *((int *)value) = get_manageDSAit( pb->pb_op );
 475                 break;
 476         case SLAPI_BACKEND:
 477                 PBLOCK_ASSERT_OP( pb, 0 );
 478                 *((BackendDB **)value) = pb->pb_op->o_bd;
 479                 break;
 480         case SLAPI_BE_TYPE:
 481                 PBLOCK_ASSERT_OP( pb, 0 );
 482                 if ( pb->pb_op->o_bd != NULL )
 483                         *((char **)value) = pb->pb_op->o_bd->bd_info->bi_type;
 484                 else
 485                         *value = NULL;
 486                 break;
 487         case SLAPI_CONNECTION:
 488                 *value = pb->pb_conn;
 489                 break;
 490         case SLAPI_X_CONN_SSF:
 491                 PBLOCK_ASSERT_OP( pb, 0 );
 492                 *((slap_ssf_t *)value) = pb->pb_conn->c_ssf;
 493                 break;
 494         case SLAPI_X_CONN_SASL_CONTEXT:
 495                 PBLOCK_ASSERT_CONN( pb );
 496                 if ( pb->pb_conn->c_sasl_authctx != NULL )
 497                         *value = pb->pb_conn->c_sasl_authctx;
 498                 else
 499                         *value = pb->pb_conn->c_sasl_sockctx;
 500                 break;
 501         case SLAPI_TARGET_DN:
 502                 PBLOCK_ASSERT_OP( pb, 0 );
 503                 *((char **)value) = pb->pb_op->o_req_ndn.bv_val;
 504                 break;
 505         case SLAPI_REQUESTOR_ISROOT:
 506                 *((int *)value) = pblock_be_call( pb, be_isroot );
 507                 break;
 508         case SLAPI_IS_REPLICATED_OPERATION:
 509                 *((int *)value) = pblock_be_call( pb, be_slurp_update );
 510                 break;
 511         case SLAPI_CONN_AUTHTYPE:
 512         case SLAPI_CONN_AUTHMETHOD: /* XXX should return SASL mech */
 513                 PBLOCK_ASSERT_CONN( pb );
 514                 *((char **)value) = pblock_get_authtype( &pb->pb_conn->c_authz,
 515 #ifdef HAVE_TLS
 516                                                          pb->pb_conn->c_is_tls
 517 #else
 518                                                          0
 519 #endif
 520                                                          );
 521                 break;
 522         case SLAPI_X_CONN_IS_UDP:
 523                 PBLOCK_ASSERT_CONN( pb );
 524 #ifdef LDAP_CONNECTIONLESS
 525                 *((int *)value) = pb->pb_conn->c_is_udp;
 526 #else
 527                 *((int *)value) = 0;
 528 #endif
 529                 break;
 530         case SLAPI_CONN_ID:
 531                 PBLOCK_ASSERT_CONN( pb );
 532                 *((long *)value) = pb->pb_conn->c_connid;
 533                 break;
 534         case SLAPI_CONN_DN:
 535                 PBLOCK_ASSERT_CONN( pb );
 536                 *((char **)value) = pb->pb_conn->c_dn.bv_val;
 537                 break;
 538         case SLAPI_CONN_CLIENTIP:
 539                 PBLOCK_ASSERT_CONN( pb );
 540                 if ( strncmp( pb->pb_conn->c_peer_name.bv_val, "IP=", 3 ) == 0 )
 541                         *((char **)value) = &pb->pb_conn->c_peer_name.bv_val[3];
 542                 else
 543                         *value = NULL;
 544                 break;
 545         case SLAPI_X_CONN_CLIENTPATH:
 546                 PBLOCK_ASSERT_CONN( pb );
 547                 if ( strncmp( pb->pb_conn->c_peer_name.bv_val, "PATH=", 3 ) == 0 )
 548                         *((char **)value) = &pb->pb_conn->c_peer_name.bv_val[5];
 549                 else
 550                         *value = NULL;
 551                 break;
 552         case SLAPI_CONN_SERVERIP:
 553                 PBLOCK_ASSERT_CONN( pb );
 554                 if ( strncmp( pb->pb_conn->c_peer_name.bv_val, "IP=", 3 ) == 0 )
 555                         *((char **)value) = &pb->pb_conn->c_sock_name.bv_val[3];
 556                 else
 557                         *value = NULL;
 558                 break;
 559         case SLAPI_X_CONN_SERVERPATH:
 560                 PBLOCK_ASSERT_CONN( pb );
 561                 if ( strncmp( pb->pb_conn->c_peer_name.bv_val, "PATH=", 3 ) == 0 )
 562                         *((char **)value) = &pb->pb_conn->c_sock_name.bv_val[5];
 563                 else
 564                         *value = NULL;
 565                 break;
 566         case SLAPI_RESULT_CODE:
 567         case SLAPI_PLUGIN_INTOP_RESULT:
 568                 PBLOCK_ASSERT_OP( pb, 0 );
 569                 *((int *)value) = pb->pb_rs->sr_err;
 570                 break;
 571         case SLAPI_RESULT_TEXT:
 572                 PBLOCK_ASSERT_OP( pb, 0 );
 573                 *((const char **)value) = pb->pb_rs->sr_text;
 574                 break;
 575         case SLAPI_RESULT_MATCHED:
 576                 PBLOCK_ASSERT_OP( pb, 0 );
 577                 *((const char **)value) = pb->pb_rs->sr_matched;
 578                 break;
 579         case SLAPI_ADD_ENTRY:
 580                 PBLOCK_ASSERT_OP( pb, 0 );
 581                 if ( pb->pb_op->o_tag == LDAP_REQ_ADD )
 582                         *((Slapi_Entry **)value) = pb->pb_op->ora_e;
 583                 else
 584                         *value = NULL;
 585                 break;
 586         case SLAPI_MODIFY_MODS: {
 587                 LDAPMod **mods = NULL;
 588
 589                 pblock_get_default( pb, param, (void **)&mods );
 590                 if ( mods == NULL && pb->pb_intop == 0 ) {
 591                         if ( pb->pb_op->o_tag != LDAP_REQ_MODIFY ) {
 592                                 rc = PBLOCK_ERROR;
 593                                 break;
 594                         }
 595                         mods = slapi_int_modifications2ldapmods( &pb->pb_op->orm_modlist, NULL );
 596                         pblock_set_default( pb, param, (void *)mods );
 597                 }
 598                 *((LDAPMod ***)value) = mods;
 599                 break;
 600         }
 601         case SLAPI_MODRDN_NEWRDN:
 602                 PBLOCK_ASSERT_OP( pb, 0 );
 603                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN )
 604                         *((char **)value) = pb->pb_op->orr_newrdn.bv_val;
 605                 else
 606                         *value = NULL;
 607                 break;
 608         case SLAPI_MODRDN_NEWSUPERIOR:
 609                 PBLOCK_ASSERT_OP( pb, 0 );
 610                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN && pb->pb_op->orr_newSup != NULL )
 611                         *((char **)value) = pb->pb_op->orr_newSup->bv_val;
 612                 else
 613                         *value = NULL;
 614                 break;
 615         case SLAPI_MODRDN_DELOLDRDN:
 616                 PBLOCK_ASSERT_OP( pb, 0 );
 617                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN )
 618                         *((int *)value) = pb->pb_op->orr_deleteoldrdn;
 619                 else
 620                         *((int *)value) = 0;
 621                 break;
 622         case SLAPI_SEARCH_SCOPE:
 623                 PBLOCK_ASSERT_OP( pb, 0 );
 624                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 625                         *((int *)value) = pb->pb_op->ors_scope;
 626                 else
 627                         *((int *)value) = 0;
 628                 break;
 629         case SLAPI_SEARCH_DEREF:
 630                 PBLOCK_ASSERT_OP( pb, 0 );
 631                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 632                         *((int *)value) = pb->pb_op->ors_deref;
 633                 else
 634                         *((int *)value) = 0;
 635                 break;
 636         case SLAPI_SEARCH_SIZELIMIT:
 637                 PBLOCK_ASSERT_OP( pb, 0 );
 638                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 639                         *((int *)value) = pb->pb_op->ors_slimit;
 640                 else
 641                         *((int *)value) = 0;
 642                 break;
 643         case SLAPI_SEARCH_TIMELIMIT:
 644                 PBLOCK_ASSERT_OP( pb, 0 );
 645                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 646                         *((int *)value) = pb->pb_op->ors_tlimit;
 647                 else
 648                         *((int *)value) = 0;
 649                 break;
 650         case SLAPI_SEARCH_FILTER:
 651                 PBLOCK_ASSERT_OP( pb, 0 );
 652                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 653                         *((Slapi_Filter **)value) = pb->pb_op->ors_filter;
 654                 else
 655                         *((Slapi_Filter **)value) = NULL;
 656                 break;
 657         case SLAPI_SEARCH_STRFILTER:
 658                 PBLOCK_ASSERT_OP( pb, 0 );
 659                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 660                         *((char **)value) = pb->pb_op->ors_filterstr.bv_val;
 661                 else
 662                         *((char **)value) = NULL;
 663                 break;
 664         case SLAPI_SEARCH_ATTRS: {
 665                 char **attrs = NULL;
 666
 667                 PBLOCK_ASSERT_OP( pb, 0 );
 668                 if ( pb->pb_op->o_tag != LDAP_REQ_SEARCH ) {
 669                         rc = PBLOCK_ERROR;
 670                         break;
 671                 }
 672                 pblock_get_default( pb, param, (void **)&attrs );
 673                 if ( attrs == NULL && pb->pb_intop == 0 ) {
 674                         attrs = anlist2charray_x( pb->pb_op->ors_attrs, 0, pb->pb_op->o_tmpmemctx );
 675                         pblock_set_default( pb, param, (void *)attrs );
 676                 }
 677                 *((char ***)attrs) = attrs;
 678         }
 679         case SLAPI_SEARCH_ATTRSONLY:
 680                 PBLOCK_ASSERT_OP( pb, 0 );
 681                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 682                         *((int *)value) = pb->pb_op->ors_attrsonly;
 683                 else
 684                         *((int *)value) = 0;
 685                 break;
 686         case SLAPI_SEARCH_RESULT_ENTRY:
 687                 PBLOCK_ASSERT_OP( pb, 0 );
 688                 *((Slapi_Entry **)value) = pb->pb_rs->sr_entry;
 689                 break;
 690         case SLAPI_BIND_RET_SASLCREDS:
 691                 PBLOCK_ASSERT_OP( pb, 0 );
 692                 *((struct berval **)value) = pb->pb_rs->sr_sasldata;
 693                 break;
 694         case SLAPI_EXT_OP_REQ_OID:
 695                 *((const char **)value) = pb->pb_op->ore_reqoid.bv_val;
 696                 break;
 697         case SLAPI_EXT_OP_REQ_VALUE:
 698                 *((struct berval **)value) = pb->pb_op->ore_reqdata;
 699                 break;
 700         case SLAPI_EXT_OP_RET_OID:
 701                 PBLOCK_ASSERT_OP( pb, 0 );
 702                 *((const char **)value) = pb->pb_rs->sr_rspoid;
 703                 break;
 704         case SLAPI_EXT_OP_RET_VALUE:
 705                 PBLOCK_ASSERT_OP( pb, 0 );
 706                 *((struct berval **)value) = pb->pb_rs->sr_rspdata;
 707                 break;
 708         case SLAPI_BIND_METHOD:
 709                 if ( pb->pb_op->o_tag == LDAP_REQ_BIND )
 710                         *((int *)value) = pb->pb_op->orb_method;
 711                 else
 712                         *((int *)value) = 0;
 713                 break;
 714         case SLAPI_BIND_CREDENTIALS:
 715                 if ( pb->pb_op->o_tag == LDAP_REQ_BIND )
 716                         *((struct berval **)value) = &pb->pb_op->orb_cred;
 717                 else
 718                         *value = NULL;
 719                 break;
 720         case SLAPI_COMPARE_TYPE:
 721                 if ( pb->pb_op->o_tag == LDAP_REQ_COMPARE )
 722                         *((char **)value) = pb->pb_op->orc_ava->aa_desc->ad_cname.bv_val;
 723                 else
 724                         *value = NULL;
 725                 break;
 726         case SLAPI_COMPARE_VALUE:
 727                 if ( pb->pb_op->o_tag == LDAP_REQ_COMPARE )
 728                         *((struct berval **)value) = &pb->pb_op->orc_ava->aa_value;
 729                 else
 730                         *value = NULL;
 731                 break;
 732         case SLAPI_ABANDON_MSGID:
 733                 if ( pb->pb_op->o_tag == LDAP_REQ_ABANDON )
 734                         *((int *)value) = pb->pb_op->orn_msgid;
 735                 else
 736                         *((int *)value) = 0;
 737                 break;
 738         default:
 739                 rc = pblock_get_default( pb, param, value );
 740                 break;
 741         }
 742
 743         pblock_unlock( pb );
 744
 745         return rc;
 746 }
 747
 748 static int
 749 pblock_add_control( Slapi_PBlock *pb, LDAPControl *control )
 750 {
 751         LDAPControl **controls = NULL;
 752         size_t i;
 753
 754         pblock_get_default( pb, SLAPI_RESCONTROLS, (void **)&controls );
 755
 756         if ( controls != NULL ) {
 757                 for ( i = 0; controls[i] != NULL; i++ )
 758                         ;
 759         } else {
 760                 i = 0;
 761         }
 762
 763         controls = (LDAPControl **)slapi_ch_realloc( (char *)controls,
 764                 ( i + 2 ) * sizeof(LDAPControl *));
 765         controls[i++] = slapi_dup_control( control );
 766         controls[i] = NULL;
 767
 768         return pblock_set_default( pb, SLAPI_RESCONTROLS, (void *)controls );
 769 }
 770
 771 static int
 772 pblock_set_dn( void *value, struct berval *dn, struct berval *ndn, void *memctx )
 773 {
 774         struct berval bv;
 775
 776         if ( !BER_BVISNULL( dn )) {
 777                 slap_sl_free( dn->bv_val, memctx );
 778                 BER_BVZERO( dn );
 779         }
 780         if ( !BER_BVISNULL( ndn )) {
 781                 slap_sl_free( ndn->bv_val, memctx );
 782                 BER_BVZERO( ndn );
 783         }
 784
 785         bv.bv_val = (char *)value;
 786         bv.bv_len = strlen( bv.bv_val );
 787
 788         return dnPrettyNormal( NULL, &bv, dn, ndn, memctx );
 789 }
 790
 791 static int
 792 pblock_set( Slapi_PBlock *pb, int param, void *value )
 793 {
 794         int rc = PBLOCK_SUCCESS;
 795
 796         pblock_lock( pb );
 797
 798         switch ( param ) {
 799         case SLAPI_OPERATION:
 800                 pb->pb_op = (Operation *)value;
 801                 break;
 802         case SLAPI_OPINITIATED_TIME:
 803                 PBLOCK_ASSERT_OP( pb, 0 );
 804                 pb->pb_op->o_time = *((long *)value);
 805                 break;
 806         case SLAPI_OPERATION_ID:
 807                 PBLOCK_ASSERT_OP( pb, 0 );
 808                 pb->pb_op->o_opid = *((long *)value);
 809                 break;
 810         case SLAPI_OPERATION_TYPE:
 811                 PBLOCK_ASSERT_OP( pb, 0 );
 812                 pb->pb_op->o_tag = *((ber_tag_t *)value);
 813                 break;
 814         case SLAPI_REQCONTROLS:
 815                 PBLOCK_ASSERT_OP( pb, 0 );
 816                 pb->pb_op->o_ctrls = (LDAPControl **)value;
 817                 break;
 818         case SLAPI_RESCONTROLS: {
 819                 LDAPControl **ctrls = NULL;
 820
 821                 pblock_get_default( pb, param, (void **)&ctrls );
 822                 if ( ctrls != NULL ) {
 823                         /* free old ones first */
 824                         ldap_controls_free( ctrls );
 825                 }
 826                 rc = pblock_set_default( pb, param, value );
 827                 break;
 828         }
 829         case SLAPI_ADD_RESCONTROL:
 830                 PBLOCK_ASSERT_OP( pb, 0 );
 831                 rc = pblock_add_control( pb, (LDAPControl *)value );
 832                 break;
 833         case SLAPI_REQUESTOR_DN:
 834                 PBLOCK_ASSERT_OP( pb, 0 );
 835                 rc = pblock_set_dn( value, &pb->pb_op->o_dn, &pb->pb_op->o_ndn, pb->pb_op->o_tmpmemctx );
 836                 break;
 837         case SLAPI_MANAGEDSAIT:
 838                 PBLOCK_ASSERT_OP( pb, 0 );
 839                 pb->pb_op->o_managedsait = *((int *)value);
 840                 break;
 841         case SLAPI_BACKEND:
 842                 PBLOCK_ASSERT_OP( pb, 0 );
 843                 pb->pb_op->o_bd = (BackendDB *)value;
 844                 break;
 845         case SLAPI_CONNECTION:
 846                 pb->pb_conn = (Connection *)value;
 847                 break;
 848         case SLAPI_X_CONN_SSF:
 849                 PBLOCK_ASSERT_CONN( pb );
 850                 PBLOCK_LOCK_CONN( pb );
 851                 pb->pb_conn->c_ssf = (slap_ssf_t)value;
 852                 PBLOCK_UNLOCK_CONN( pb );
 853                 break;
 854         case SLAPI_X_CONN_SASL_CONTEXT:
 855                 PBLOCK_ASSERT_CONN( pb );
 856                 PBLOCK_LOCK_CONN( pb );
 857                 pb->pb_conn->c_sasl_authctx = value;
 858                 PBLOCK_UNLOCK_CONN( pb );
 859                 break;
 860         case SLAPI_TARGET_DN:
 861                 PBLOCK_ASSERT_OP( pb, 0 );
 862                 rc = pblock_set_dn( value, &pb->pb_op->o_req_dn, &pb->pb_op->o_req_ndn, pb->pb_op->o_tmpmemctx );
 863                 break;
 864         case SLAPI_CONN_ID:
 865                 PBLOCK_ASSERT_CONN( pb );
 866                 PBLOCK_LOCK_CONN( pb );
 867                 pb->pb_conn->c_connid = *((long *)value);
 868                 PBLOCK_UNLOCK_CONN( pb );
 869                 break;
 870         case SLAPI_CONN_DN:
 871                 PBLOCK_ASSERT_CONN( pb );
 872                 PBLOCK_LOCK_CONN( pb );
 873                 rc = pblock_set_dn( value, &pb->pb_conn->c_dn, &pb->pb_conn->c_ndn, NULL );
 874                 PBLOCK_UNLOCK_CONN( pb );
 875                 break;
 876         case SLAPI_RESULT_CODE:
 877         case SLAPI_PLUGIN_INTOP_RESULT:
 878                 PBLOCK_ASSERT_OP( pb, 0 );
 879                 pb->pb_rs->sr_err = *((int *)value);
 880                 break;
 881         case SLAPI_RESULT_TEXT:
 882                 PBLOCK_ASSERT_OP( pb, 0 );
 883                 snprintf( pb->pb_textbuf, sizeof( pb->pb_textbuf ), "%s", (char *)value );
 884                 pb->pb_rs->sr_text = pb->pb_textbuf;
 885                 break;
 886         case SLAPI_RESULT_MATCHED:
 887                 PBLOCK_ASSERT_OP( pb, 0 );
 888                 pb->pb_rs->sr_matched = (char *)value; /* XXX should dup? */
 889                 break;
 890         case SLAPI_ADD_ENTRY:
 891                 PBLOCK_ASSERT_OP( pb, 0 );
 892                 if ( pb->pb_op->o_tag == LDAP_REQ_ADD ) {
 893                         pb->pb_op->ora_e = (Slapi_Entry *)value;
 894                 } else {
 895                         rc = PBLOCK_ERROR;
 896                 }
 897                 break;
 898         case SLAPI_MODIFY_MODS: {
 899                 Modifications **mlp;
 900
 901                 PBLOCK_ASSERT_OP( pb, 0 );
 902                 rc = pblock_set_default( pb, param, value );
 903                 if ( rc != PBLOCK_SUCCESS ) {
 904                         break;
 905                 }
 906
 907                 if ( pb->pb_op->o_tag == LDAP_REQ_MODIFY ) {
 908                         mlp = &pb->pb_op->orm_modlist;
 909                 } else if ( pb->pb_op->o_tag == LDAP_REQ_ADD ) {
 910                         mlp = &pb->pb_op->ora_modlist;
 911                 } else {
 912                         break;
 913                 }
 914
 915                 if ( *mlp != NULL ) {
 916                         slapi_int_mods_free( *mlp );
 917                         *mlp = NULL;
 918                 }
 919                 *mlp = slapi_int_ldapmods2modifications( (LDAPMod **)value, NULL );
 920                 break;
 921         }
 922         case SLAPI_MODRDN_NEWRDN:
 923                 PBLOCK_ASSERT_OP( pb, 0 );
 924                 PBLOCK_VALIDATE_IS_INTOP( pb );
 925                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN ) {
 926                         rc = pblock_set_dn( value, &pb->pb_op->orr_newrdn, &pb->pb_op->orr_nnewrdn, pb->pb_op->o_tmpmemctx );
 927                         if ( rc == LDAP_SUCCESS )
 928                                 rc = rdn_validate( &pb->pb_op->orr_nnewrdn );
 929                 } else {
 930                         rc = PBLOCK_ERROR;
 931                 }
 932                 break;
 933         case SLAPI_MODRDN_NEWSUPERIOR:
 934                 PBLOCK_ASSERT_OP( pb, 0 );
 935                 PBLOCK_VALIDATE_IS_INTOP( pb );
 936                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN ) {
 937                         if ( value == NULL ) {
 938                                 if ( pb->pb_op->orr_newSup != NULL ) {
 939                                         pb->pb_op->o_tmpfree( pb->pb_op->orr_newSup, pb->pb_op->o_tmpmemctx );
 940                                         BER_BVZERO( pb->pb_op->orr_newSup );
 941                                         pb->pb_op->orr_newSup = NULL;
 942                                 }
 943                                 if ( pb->pb_op->orr_newSup != NULL ) {
 944                                         pb->pb_op->o_tmpfree( pb->pb_op->orr_nnewSup, pb->pb_op->o_tmpmemctx );
 945                                         BER_BVZERO( pb->pb_op->orr_nnewSup );
 946                                         pb->pb_op->orr_nnewSup = NULL;
 947                                 }
 948                         } else {
 949                                 if ( pb->pb_op->orr_newSup == NULL ) {
 950                                         pb->pb_op->orr_newSup = (struct berval *)pb->pb_op->o_tmpalloc(
 951                                                 sizeof(struct berval), pb->pb_op->o_tmpmemctx );
 952                                         BER_BVZERO( pb->pb_op->orr_newSup );
 953                                 }
 954                                 if ( pb->pb_op->orr_nnewSup == NULL ) {
 955                                         pb->pb_op->orr_nnewSup = (struct berval *)pb->pb_op->o_tmpalloc(
 956                                                 sizeof(struct berval), pb->pb_op->o_tmpmemctx );
 957                                         BER_BVZERO( pb->pb_op->orr_nnewSup );
 958                                 }
 959                                 rc = pblock_set_dn( value, pb->pb_op->orr_newSup, pb->pb_op->orr_nnewSup, pb->pb_op->o_tmpmemctx );
 960                         }
 961                 } else {
 962                         rc = PBLOCK_ERROR;
 963                 }
 964                 break;
 965         case SLAPI_MODRDN_DELOLDRDN:
 966                 PBLOCK_ASSERT_OP( pb, 0 );
 967                 PBLOCK_VALIDATE_IS_INTOP( pb );
 968                 if ( pb->pb_op->o_tag == LDAP_REQ_MODRDN )
 969                         pb->pb_op->orr_deleteoldrdn = *((int *)value);
 970                 else
 971                         rc = PBLOCK_ERROR;
 972                 break;
 973         case SLAPI_SEARCH_SCOPE: {
 974                 int scope = *((int *)value);
 975
 976                 PBLOCK_ASSERT_OP( pb, 0 );
 977                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH ) {
 978                         switch ( *((int *)value) ) {
 979                         case LDAP_SCOPE_BASE:
 980                         case LDAP_SCOPE_ONELEVEL:
 981                         case LDAP_SCOPE_SUBTREE:
 982 #ifdef LDAP_SCOPE_SUBORDINATE
 983                         case LDAP_SCOPE_SUBORDINATE:
 984 #endif
 985                                 pb->pb_op->ors_scope = scope;
 986                                 break;
 987                         default:
 988                                 rc = PBLOCK_ERROR;
 989                                 break;
 990                         }
 991                 } else {
 992                         rc = PBLOCK_ERROR;
 993                 }
 994                 break;
 995         }
 996         case SLAPI_SEARCH_DEREF:
 997                 PBLOCK_ASSERT_OP( pb, 0 );
 998                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
 999                         pb->pb_op->ors_deref = *((int *)value);
1000                 else
1001                         rc = PBLOCK_ERROR;
1002                 break;
1003         case SLAPI_SEARCH_SIZELIMIT:
1004                 PBLOCK_ASSERT_OP( pb, 0 );
1005                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1006                         pb->pb_op->ors_slimit = *((int *)value);
1007                 else
1008                         rc = PBLOCK_ERROR;
1009                 break;
1010         case SLAPI_SEARCH_TIMELIMIT:
1011                 PBLOCK_ASSERT_OP( pb, 0 );
1012                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1013                         pb->pb_op->ors_tlimit = *((int *)value);
1014                 else
1015                         rc = PBLOCK_ERROR;
1016                 break;
1017         case SLAPI_SEARCH_FILTER:
1018                 PBLOCK_ASSERT_OP( pb, 0 );
1019                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1020                         pb->pb_op->ors_filter = (Slapi_Filter *)value;
1021                 else
1022                         rc = PBLOCK_ERROR;
1023                 break;
1024         case SLAPI_SEARCH_STRFILTER:
1025                 PBLOCK_ASSERT_OP( pb, 0 );
1026                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH ) {
1027                         pb->pb_op->ors_filterstr.bv_val = (char *)value;
1028                         pb->pb_op->ors_filterstr.bv_len = strlen((char *)value);
1029                 } else {
1030                         rc = PBLOCK_ERROR;
1031                 }
1032                 break;
1033         case SLAPI_SEARCH_ATTRS: {
1034                 AttributeName *an = NULL;
1035                 size_t i = 0;
1036                 char **attrs = (char **)value;
1037
1038                 PBLOCK_ASSERT_OP( pb, 0 );
1039                 PBLOCK_VALIDATE_IS_INTOP( pb );
1040
1041                 if ( pb->pb_op->o_tag != LDAP_REQ_SEARCH ) {
1042                         rc = PBLOCK_ERROR;
1043                         break;
1044                 }
1045                 /* also set mapped attrs */
1046                 rc = pblock_set_default( pb, param, value );
1047                 if ( rc != PBLOCK_SUCCESS ) {
1048                         break;
1049                 }
1050                 if ( pb->pb_op->ors_attrs != NULL ) {
1051                         pb->pb_op->o_tmpfree( pb->pb_op->ors_attrs, pb->pb_op->o_tmpmemctx );
1052                         pb->pb_op->ors_attrs = NULL;
1053                 }
1054                 if ( attrs != NULL ) {
1055                         for ( i = 0; attrs[i] != NULL; i++ )
1056                                 ;
1057                 }
1058                 if ( i ) {
1059                         an = (AttributeName *)pb->pb_op->o_tmpalloc( (i + 1) *
1060                                 sizeof(AttributeName), pb->pb_op->o_tmpmemctx );
1061                         for ( i = 0; attrs[i] != NULL; i++ ) {
1062                                 an[i].an_desc = NULL;
1063                                 an[i].an_oc = NULL;
1064                                 an[i].an_oc_exclude = 0;
1065                                 an[i].an_name.bv_val = attrs[i];
1066                                 an[i].an_name.bv_len = strlen( attrs[i] );
1067                                 slap_bv2ad( &an[i].an_name, &an[i].an_desc, &pb->pb_rs->sr_text );
1068                         }
1069                         an[i].an_name.bv_val = NULL;
1070                         an[i].an_name.bv_len = 0;
1071                 }
1072                 pb->pb_op->ors_attrs = an;
1073                 break;
1074         }
1075         case SLAPI_SEARCH_ATTRSONLY:
1076                 PBLOCK_ASSERT_OP( pb, 0 );
1077                 PBLOCK_VALIDATE_IS_INTOP( pb );
1078
1079                 if ( pb->pb_op->o_tag == LDAP_REQ_SEARCH )
1080                         pb->pb_op->ors_attrsonly = *((int *)value);
1081                 else
1082                         rc = PBLOCK_ERROR;
1083                 break;
1084         case SLAPI_SEARCH_RESULT_ENTRY:
1085                 PBLOCK_ASSERT_OP( pb, 0 );
1086                 pb->pb_rs->sr_entry = (Slapi_Entry *)value;
1087                 break;
1088         case SLAPI_BIND_RET_SASLCREDS:
1089                 PBLOCK_ASSERT_OP( pb, 0 );
1090                 pb->pb_rs->sr_sasldata = (struct berval *)value;
1091                 break;
1092         case SLAPI_EXT_OP_REQ_OID:
1093                 PBLOCK_ASSERT_OP( pb, 0 );
1094                 PBLOCK_VALIDATE_IS_INTOP( pb );
1095
1096                 if ( pb->pb_op->o_tag == LDAP_REQ_EXTENDED ) {
1097                         pb->pb_op->ore_reqoid.bv_val = (char *)value;
1098                         pb->pb_op->ore_reqoid.bv_len = strlen((char *)value);
1099                 } else {
1100                         rc = PBLOCK_ERROR;
1101                 }
1102                 break;
1103         case SLAPI_EXT_OP_REQ_VALUE:
1104                 PBLOCK_ASSERT_OP( pb, 0 );
1105                 PBLOCK_VALIDATE_IS_INTOP( pb );
1106
1107                 if ( pb->pb_op->o_tag == LDAP_REQ_EXTENDED )
1108                         pb->pb_op->ore_reqdata = (struct berval *)value;
1109                 else
1110                         rc = PBLOCK_ERROR;
1111                 break;
1112         case SLAPI_EXT_OP_RET_OID:
1113                 PBLOCK_ASSERT_OP( pb, 0 );
1114                 pb->pb_rs->sr_rspoid = (char *)value;
1115                 break;
1116         case SLAPI_EXT_OP_RET_VALUE:
1117                 PBLOCK_ASSERT_OP( pb, 0 );
1118                 pb->pb_rs->sr_rspdata = (struct berval *)value;
1119                 break;
1120         case SLAPI_BIND_METHOD:
1121                 PBLOCK_ASSERT_OP( pb, 0 );
1122                 PBLOCK_VALIDATE_IS_INTOP( pb );
1123
1124                 if ( pb->pb_op->o_tag == LDAP_REQ_BIND )
1125                         pb->pb_op->orb_method = *((int *)value);
1126                 else
1127                         rc = PBLOCK_ERROR;
1128                 break;
1129         case SLAPI_BIND_CREDENTIALS:
1130                 PBLOCK_ASSERT_OP( pb, 0 );
1131                 PBLOCK_VALIDATE_IS_INTOP( pb );
1132
1133                 if ( pb->pb_op->o_tag == LDAP_REQ_BIND )
1134                         pb->pb_op->orb_cred = *((struct berval *)value);
1135                 else
1136                         rc = PBLOCK_ERROR;
1137                 break;
1138         case SLAPI_COMPARE_TYPE:
1139                 PBLOCK_ASSERT_OP( pb, 0 );
1140                 PBLOCK_VALIDATE_IS_INTOP( pb );
1141
1142                 if ( pb->pb_op->o_tag == LDAP_REQ_COMPARE ) {
1143                         const char *text;
1144
1145                         pb->pb_op->orc_ava->aa_desc = NULL;
1146                         rc = slap_str2ad( (char *)value, &pb->pb_op->orc_ava->aa_desc, &text );
1147                 } else {
1148                         rc = PBLOCK_ERROR;
1149                 }
1150                 break;
1151         case SLAPI_COMPARE_VALUE:
1152                 PBLOCK_ASSERT_OP( pb, 0 );
1153                 PBLOCK_VALIDATE_IS_INTOP( pb );
1154
1155                 if ( pb->pb_op->o_tag == LDAP_REQ_COMPARE )
1156                         pb->pb_op->orc_ava->aa_value = *((struct berval *)value);
1157                 else
1158                         rc = PBLOCK_ERROR;
1159                 break;
1160         case SLAPI_ABANDON_MSGID:
1161                 PBLOCK_ASSERT_OP( pb, 0 );
1162                 PBLOCK_VALIDATE_IS_INTOP( pb );
1163
1164                 if ( pb->pb_op->o_tag == LDAP_REQ_ABANDON)
1165                         pb->pb_op->orn_msgid = *((int *)value);
1166                 else
1167                         rc = PBLOCK_ERROR;
1168                 break;
1169         case SLAPI_REQUESTOR_ISROOT:
1170         case SLAPI_IS_REPLICATED_OPERATION:
1171         case SLAPI_CONN_AUTHTYPE:
1172         case SLAPI_CONN_AUTHMETHOD:
1173         case SLAPI_X_CONN_IS_UDP:
1174         case SLAPI_CONN_CLIENTIP:
1175         case SLAPI_X_CONN_CLIENTPATH:
1176         case SLAPI_CONN_SERVERIP:
1177         case SLAPI_X_CONN_SERVERPATH:
1178                 /* These parameters cannot be set */
1179                 rc = PBLOCK_ERROR;
1180                 break;
1181         default:
1182                 rc = pblock_set_default( pb, param, value );
1183                 break;
1184         }
1185
1186         pblock_unlock( pb );
1187
1188         return rc;
1189 }
1190
1191 static void
1192 pblock_clear( Slapi_PBlock *pb )
1193 {
1194         pb->pb_nParams = 1;
1195 }
1196
1197 static int
1198 pblock_delete_param( Slapi_PBlock *p, int param )
1199 {
1200         int i;
1201
1202         pblock_lock(p);
1203
1204         for ( i = 0; i < p->pb_nParams; i++ ) {
1205                 if ( p->pb_params[i] == param ) {
1206                         break;
1207                 }
1208         }
1209
1210         if (i >= p->pb_nParams ) {
1211                 pblock_unlock( p );
1212                 return PBLOCK_ERROR;
1213         }
1214
1215         /* move last parameter to index of deleted parameter */
1216         if ( p->pb_nParams > 1 ) {
1217                 p->pb_params[i] = p->pb_params[p->pb_nParams - 1];
1218                 p->pb_values[i] = p->pb_values[p->pb_nParams - 1];
1219         }
1220         p->pb_nParams--;
1221
1222         pblock_unlock( p );
1223
1224         return PBLOCK_SUCCESS;
1225 }
1226
1227 Slapi_PBlock *
1228 slapi_pblock_new(void)
1229 {
1230         Slapi_PBlock *pb;
1231
1232         pb = (Slapi_PBlock *) ch_calloc( 1, sizeof(Slapi_PBlock) );
1233         if ( pb != NULL ) {
1234                 ldap_pvt_thread_mutex_init( &pb->pb_mutex );
1235
1236                 pb->pb_params[0] = SLAPI_IBM_PBLOCK;
1237                 pb->pb_values[0].pv_pointer = NULL;
1238                 pb->pb_nParams = 1;
1239                 pb->pb_conn = NULL;
1240                 pb->pb_op = NULL;
1241                 pb->pb_rs = NULL;
1242                 pb->pb_intop = 0;
1243         }
1244         return pb;
1245 }
1246
1247 static void
1248 pblock_destroy( Slapi_PBlock *pb )
1249 {
1250         LDAPControl **controls = NULL;
1251         LDAPMod **mods = NULL;
1252         char **attrs = NULL;
1253
1254         assert( pb != NULL );
1255
1256         pblock_get_default( pb, SLAPI_RESCONTROLS, (void **)&controls );
1257         if ( controls != NULL ) {
1258                 ldap_controls_free( controls );
1259         }
1260
1261         if ( pb->pb_intop ) {
1262                 slapi_int_connection_done_pb( pb );
1263         } else {
1264                 pblock_get_default( pb, SLAPI_MODIFY_MODS, (void **)&mods );
1265                 slapi_int_free_ldapmods( mods );
1266
1267                 pblock_get_default( pb, SLAPI_SEARCH_ATTRS, (void **)&attrs );
1268                 if ( attrs != NULL )
1269                         pb->pb_op->o_tmpfree( attrs, pb->pb_op->o_tmpmemctx );
1270         }
1271
1272         ldap_pvt_thread_mutex_destroy( &pb->pb_mutex );
1273         slapi_ch_free( (void **)&pb );
1274 }
1275
1276 void
1277 slapi_pblock_destroy( Slapi_PBlock *pb )
1278 {
1279         if ( pb != NULL ) {
1280                 pblock_destroy( pb );
1281         }
1282 }
1283
1284 int
1285 slapi_pblock_get( Slapi_PBlock *pb, int arg, void *value )
1286 {
1287         return pblock_get( pb, arg, (void **)value );
1288 }
1289
1290 int
1291 slapi_pblock_set( Slapi_PBlock *pb, int arg, void *value )
1292 {
1293         return pblock_set( pb, arg, value );
1294 }
1295
1296 void
1297 slapi_pblock_clear( Slapi_PBlock *pb )
1298 {
1299         pblock_clear( pb );
1300 }
1301
1302 int
1303 slapi_pblock_delete_param( Slapi_PBlock *p, int param )
1304 {
1305         return pblock_delete_param( p, param );
1306 }
1307
1308 /*
1309  * OpenLDAP extension
1310  */
1311 int
1312 slapi_int_pblock_get_first( Backend *be, Slapi_PBlock **pb )
1313 {
1314         assert( pb != NULL );
1315         *pb = SLAPI_BACKEND_PBLOCK( be );
1316         return (*pb == NULL ? LDAP_OTHER : LDAP_SUCCESS);
1317 }
1318
1319 /*
1320  * OpenLDAP extension
1321  */
1322 int
1323 slapi_int_pblock_get_next( Slapi_PBlock **pb )
1324 {
1325         assert( pb != NULL );
1326         return slapi_pblock_get( *pb, SLAPI_IBM_PBLOCK, pb );
1327 }
1328
1329 #endif /* LDAP_SLAPI */
1330