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

   1 /* $OpenLDAP$ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1998-2005 The OpenLDAP Foundation.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in the file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15 /* Portions Copyright (c) 1995 Regents of the University of Michigan.
  16  * All rights reserved.
  17  *
  18  * Redistribution and use in source and binary forms are permitted
  19  * provided that this notice is preserved and that due credit is given
  20  * to the University of Michigan at Ann Arbor. The name of the University
  21  * may not be used to endorse or promote products derived from this
  22  * software without specific prior written permission. This software
  23  * is provided ``as is'' without express or implied warranty.
  24  */
  25
  26 #include "portable.h"
  27
  28 #include <stdio.h>
  29 #include <ac/string.h>
  30 #include <ac/time.h>
  31 #include <ac/socket.h>
  32
  33 #include "slap.h"
  34
  35 #ifdef LDAP_SLAPI
  36 #include "slapi/slapi.h"
  37
  38 static void init_add_pblock( Operation *op, struct berval *dn, Entry *e,
  39         int manageDSAit );
  40 static int call_add_preop_plugins( Operation *op );
  41 static void call_add_postop_plugins( Operation *op );
  42 #endif /* LDAP_SLAPI */
  43
  44 int
  45 do_add( Operation *op, SlapReply *rs )
  46 {
  47         BerElement      *ber = op->o_ber;
  48         char            *last;
  49         struct berval   dn = BER_BVNULL;
  50         ber_len_t       len;
  51         ber_tag_t       tag;
  52         Modifications   *modlist = NULL;
  53         Modifications   **modtail = &modlist;
  54         Modifications   tmp;
  55         char            textbuf[ SLAP_TEXT_BUFLEN ];
  56         size_t          textlen = sizeof( textbuf );
  57         int             rc = 0;
  58
  59         Debug( LDAP_DEBUG_TRACE, "do_add\n", 0, 0, 0 );
  60         /*
  61          * Parse the add request.  It looks like this:
  62          *
  63          *      AddRequest := [APPLICATION 14] SEQUENCE {
  64          *              name    DistinguishedName,
  65          *              attrs   SEQUENCE OF SEQUENCE {
  66          *                      type    AttributeType,
  67          *                      values  SET OF AttributeValue
  68          *              }
  69          *      }
  70          */
  71
  72         /* get the name */
  73         if ( ber_scanf( ber, "{m", /*}*/ &dn ) == LBER_ERROR ) {
  74                 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
  75                 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
  76                 return SLAPD_DISCONNECT;
  77         }
  78
  79         op->ora_e = (Entry *) ch_calloc( 1, sizeof(Entry) );
  80
  81         rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
  82                 op->o_tmpmemctx );
  83
  84         if ( rs->sr_err != LDAP_SUCCESS ) {
  85                 Debug( LDAP_DEBUG_ANY, "do_add: invalid dn (%s)\n", dn.bv_val, 0, 0 );
  86                 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
  87                 goto done;
  88         }
  89
  90         ber_dupbv( &op->ora_e->e_name, &op->o_req_dn );
  91         ber_dupbv( &op->ora_e->e_nname, &op->o_req_ndn );
  92
  93         Debug( LDAP_DEBUG_ARGS, "do_add: dn (%s)\n", op->ora_e->e_dn, 0, 0 );
  94
  95         /* get the attrs */
  96         for ( tag = ber_first_element( ber, &len, &last ); tag != LBER_DEFAULT;
  97             tag = ber_next_element( ber, &len, last ) )
  98         {
  99                 Modifications *mod;
 100                 ber_tag_t rtag;
 101
 102                 tmp.sml_nvalues = NULL;
 103
 104                 rtag = ber_scanf( ber, "{m{W}}", &tmp.sml_type, &tmp.sml_values );
 105
 106                 if ( rtag == LBER_ERROR ) {
 107                         Debug( LDAP_DEBUG_ANY, "do_add: decoding error\n", 0, 0, 0 );
 108                         send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
 109                         rs->sr_err = SLAPD_DISCONNECT;
 110                         goto done;
 111                 }
 112
 113                 if ( tmp.sml_values == NULL ) {
 114                         Debug( LDAP_DEBUG_ANY, "no values for type %s\n",
 115                                 tmp.sml_type.bv_val, 0, 0 );
 116                         send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
 117                                 "no values for attribute type" );
 118                         goto done;
 119                 }
 120
 121                 mod  = (Modifications *) ch_malloc( sizeof(Modifications) );
 122                 mod->sml_op = LDAP_MOD_ADD;
 123                 mod->sml_next = NULL;
 124                 mod->sml_desc = NULL;
 125                 mod->sml_type = tmp.sml_type;
 126                 mod->sml_values = tmp.sml_values;
 127                 mod->sml_nvalues = NULL;
 128
 129                 *modtail = mod;
 130                 modtail = &mod->sml_next;
 131         }
 132
 133         if ( ber_scanf( ber, /*{*/ "}") == LBER_ERROR ) {
 134                 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
 135                 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
 136                 rs->sr_err = SLAPD_DISCONNECT;
 137                 goto done;
 138         }
 139
 140         if ( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
 141                 Debug( LDAP_DEBUG_ANY, "do_add: get_ctrls failed\n", 0, 0, 0 );
 142                 goto done;
 143         }
 144
 145         if ( modlist == NULL ) {
 146                 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
 147                         "no attributes provided" );
 148                 goto done;
 149         }
 150
 151         Statslog( LDAP_DEBUG_STATS, "%s ADD dn=\"%s\"\n",
 152             op->o_log_prefix, op->ora_e->e_name.bv_val, 0, 0, 0 );
 153
 154         if ( dn_match( &op->ora_e->e_nname, &slap_empty_bv ) ) {
 155                 /* protocolError may be a more appropriate error */
 156                 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
 157                         "root DSE already exists" );
 158                 goto done;
 159
 160         } else if ( dn_match( &op->ora_e->e_nname, &frontendDB->be_schemandn ) ) {
 161                 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
 162                         "subschema subentry already exists" );
 163                 goto done;
 164         }
 165
 166         rs->sr_err = slap_mods_check( modlist, &rs->sr_text,
 167                 textbuf, textlen, NULL );
 168
 169         if ( rs->sr_err != LDAP_SUCCESS ) {
 170                 send_ldap_result( op, rs );
 171                 goto done;
 172         }
 173
 174         /* temporary; remove if not invoking backend function */
 175         op->ora_modlist = modlist;
 176
 177         op->o_bd = frontendDB;
 178         rc = frontendDB->be_add( op, rs );
 179         if ( rc == 0 ) {
 180                 /* FIXME: temporary? */
 181                 assert( op->ora_e != NULL );
 182                 assert( op->o_private != NULL );
 183
 184                 if ( op->ora_e != NULL ) {
 185                         BackendDB       *bd = op->o_bd;
 186
 187                         op->o_bd = (BackendDB *)op->o_private;
 188                         op->o_private = NULL;
 189
 190                         be_entry_release_w( op, op->ora_e );
 191
 192                         op->ora_e = NULL;
 193                         op->o_bd = bd;
 194                         op->o_private = NULL;
 195                 }
 196         }
 197
 198 done:;
 199         slap_graduate_commit_csn( op );
 200
 201         if ( modlist != NULL ) {
 202                 slap_mods_free( modlist );
 203         }
 204         if ( op->ora_e != NULL ) {
 205                 entry_free( op->ora_e );
 206         }
 207         op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
 208         op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
 209
 210         return rc;
 211 }
 212
 213 int
 214 fe_op_add( Operation *op, SlapReply *rs )
 215 {
 216         int             manageDSAit;
 217         Modifications   *modlist = op->ora_modlist;
 218         Modifications   **modtail = &modlist;
 219         int             rc = 0;
 220         BackendDB *op_be;
 221
 222         manageDSAit = get_manageDSAit( op );
 223
 224         /*
 225          * We could be serving multiple database backends.  Select the
 226          * appropriate one, or send a referral to our "referral server"
 227          * if we don't hold it.
 228          */
 229         op->o_bd = select_backend( &op->ora_e->e_nname, manageDSAit, 1 );
 230         if ( op->o_bd == NULL ) {
 231                 rs->sr_ref = referral_rewrite( default_referral,
 232                         NULL, &op->ora_e->e_name, LDAP_SCOPE_DEFAULT );
 233                 if ( !rs->sr_ref ) rs->sr_ref = default_referral;
 234                 if ( rs->sr_ref ) {
 235                         rs->sr_err = LDAP_REFERRAL;
 236                         op->o_bd = frontendDB;
 237                         send_ldap_result( op, rs );
 238                         op->o_bd = NULL;
 239
 240                         if ( rs->sr_ref != default_referral ) {
 241                                 ber_bvarray_free( rs->sr_ref );
 242                         }
 243                 } else {
 244                         op->o_bd = frontendDB;
 245                         send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
 246                                 "no global superior knowledge" );
 247                         op->o_bd = NULL;
 248                 }
 249                 goto done;
 250         }
 251
 252         /* If we've got a glued backend, check the real backend */
 253         op_be = op->o_bd;
 254         if ( SLAP_GLUE_INSTANCE( op->o_bd )) {
 255                 op->o_bd = select_backend( &op->ora_e->e_nname, manageDSAit, 0 );
 256         }
 257
 258         /* check restrictions */
 259         if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
 260                 send_ldap_result( op, rs );
 261                 goto done;
 262         }
 263
 264         /* check for referrals */
 265         if( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
 266                 goto done;
 267         }
 268
 269 #ifdef LDAP_SLAPI
 270         if ( op->o_pb ) init_add_pblock( op, &op->o_req_dn, op->ora_e, manageDSAit );
 271 #endif /* LDAP_SLAPI */
 272
 273         /*
 274          * do the add if 1 && (2 || 3)
 275          * 1) there is an add function implemented in this backend;
 276          * 2) this backend is master for what it holds;
 277          * 3) it's a replica and the dn supplied is the updatedn.
 278          */
 279         if ( op->o_bd->be_add ) {
 280                 /* do the update here */
 281                 int repl_user = be_isupdate( op );
 282 #ifndef SLAPD_MULTIMASTER
 283                 if ( !SLAP_SHADOW(op->o_bd) || repl_user )
 284 #endif
 285                 {
 286                         int             update = !BER_BVISEMPTY( &op->o_bd->be_update_ndn );
 287                         char            textbuf[ SLAP_TEXT_BUFLEN ];
 288                         size_t          textlen = sizeof( textbuf );
 289                         slap_callback   cb = { NULL, slap_replog_cb, NULL, NULL };
 290
 291                         op->o_bd = op_be;
 292
 293                         if ( !update ) {
 294                                 rs->sr_err = slap_mods_no_update_check( modlist,
 295                                                 &rs->sr_text,
 296                                                 textbuf, textlen );
 297
 298                                 if ( rs->sr_err != LDAP_SUCCESS ) {
 299                                         send_ldap_result( op, rs );
 300                                         goto done;
 301                                 }
 302                         }
 303
 304                         if ( !repl_user ) {
 305                                 /* go to the last mod */
 306                                 for ( modtail = &modlist;
 307                                                 *modtail != NULL;
 308                                                 modtail = &(*modtail)->sml_next )
 309                                 {
 310                                         assert( (*modtail)->sml_op == LDAP_MOD_ADD );
 311                                         assert( (*modtail)->sml_desc != NULL );
 312                                 }
 313
 314                                 rs->sr_err = slap_mods_opattrs( op, modlist,
 315                                                 modtail, &rs->sr_text,
 316                                                 textbuf, textlen, 1 );
 317                                 if ( rs->sr_err != LDAP_SUCCESS ) {
 318                                         send_ldap_result( op, rs );
 319                                         goto done;
 320                                 }
 321                         }
 322
 323                         rs->sr_err = slap_mods2entry( modlist, &op->ora_e,
 324                                 repl_user, 0, &rs->sr_text, textbuf, textlen );
 325                         if ( rs->sr_err != LDAP_SUCCESS ) {
 326                                 send_ldap_result( op, rs );
 327                                 goto done;
 328                         }
 329
 330 #ifdef LDAP_SLAPI
 331                         /*
 332                          * Call the preoperation plugin here, because the entry
 333                          * will actually contain something.
 334                          */
 335                         if ( op->o_pb ) {
 336                                 rs->sr_err = call_add_preop_plugins( op );
 337                                 if ( rs->sr_err != LDAP_SUCCESS ) {
 338                                         /* plugin will have sent result */
 339                                         goto done;
 340                                 }
 341                         }
 342 #endif /* LDAP_SLAPI */
 343
 344 #ifdef SLAPD_MULTIMASTER
 345                         if ( !repl_user )
 346 #endif
 347                         {
 348                                 cb.sc_next = op->o_callback;
 349                                 op->o_callback = &cb;
 350                         }
 351                         rc = op->o_bd->be_add( op, rs );
 352                         if ( rc == LDAP_SUCCESS ) {
 353                                 /* NOTE: be_entry_release_w() is
 354                                  * called by do_add(), so that global
 355                                  * overlays on the way back can
 356                                  * at least read the entry */
 357                                 op->o_private = op->o_bd;
 358                         }
 359
 360 #ifndef SLAPD_MULTIMASTER
 361                 } else {
 362                         BerVarray defref = NULL;
 363 #ifdef LDAP_SLAPI
 364                         /*
 365                          * SLAPI_ADD_ENTRY will be empty, but this may be acceptable
 366                          * on replicas (for now, it involves the minimum code intrusion).
 367                          */
 368                         if ( op->o_pb ) {
 369                                 rs->sr_err = call_add_preop_plugins( op );
 370                                 if ( rs->sr_err != LDAP_SUCCESS ) {
 371                                         /* plugin will have sent result */
 372                                         goto done;
 373                                 }
 374                         }
 375 #endif /* LDAP_SLAPI */
 376
 377                         defref = op->o_bd->be_update_refs
 378                                 ? op->o_bd->be_update_refs : default_referral;
 379
 380                         if ( defref != NULL ) {
 381                                 rs->sr_ref = referral_rewrite( defref,
 382                                         NULL, &op->ora_e->e_name, LDAP_SCOPE_DEFAULT );
 383                                 if ( rs->sr_ref == NULL ) rs->sr_ref = defref;
 384                                 rs->sr_err = LDAP_REFERRAL;
 385                                 if (!rs->sr_ref) rs->sr_ref = default_referral;
 386                                 send_ldap_result( op, rs );
 387
 388                                 if ( rs->sr_ref != default_referral ) {
 389                                         ber_bvarray_free( rs->sr_ref );
 390                                 }
 391                         } else {
 392                                 send_ldap_error( op, rs,
 393                                         LDAP_UNWILLING_TO_PERFORM,
 394                                         "shadow context; no update referral" );
 395                         }
 396 #endif /* SLAPD_MULTIMASTER */
 397                 }
 398         } else {
 399 #ifdef LDAP_SLAPI
 400                 if ( op->o_pb ) {
 401                         rs->sr_err = call_add_preop_plugins( op );
 402                         if ( rs->sr_err != LDAP_SUCCESS ) {
 403                                 /* plugin will have sent result */
 404                                 goto done;
 405                         }
 406                 }
 407 #endif
 408             Debug( LDAP_DEBUG_ARGS, "    do_add: no backend support\n", 0, 0, 0 );
 409             send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
 410                         "operation not supported within namingContext" );
 411         }
 412
 413 #ifdef LDAP_SLAPI
 414         if ( op->o_pb ) call_add_postop_plugins( op );
 415 #endif /* LDAP_SLAPI */
 416
 417 done:;
 418         return rc;
 419 }
 420
 421 int
 422 slap_mods2entry(
 423         Modifications *mods,
 424         Entry **e,
 425         int repl_user,
 426         int dup,
 427         const char **text,
 428         char *textbuf, size_t textlen )
 429 {
 430         Attribute **tail = &(*e)->e_attrs;
 431         assert( *tail == NULL );
 432
 433         *text = textbuf;
 434
 435         for( ; mods != NULL; mods = mods->sml_next ) {
 436                 Attribute *attr;
 437
 438                 if ( !repl_user ) {
 439                         assert( mods->sml_op == LDAP_MOD_ADD );
 440                 }
 441                 assert( mods->sml_desc != NULL );
 442
 443                 attr = attr_find( (*e)->e_attrs, mods->sml_desc );
 444
 445                 if( attr != NULL ) {
 446 #define SLURPD_FRIENDLY
 447 #ifdef SLURPD_FRIENDLY
 448                         ber_len_t i,j;
 449
 450                         if( !repl_user ) {
 451                                 snprintf( textbuf, textlen,
 452                                         "attribute '%s' provided more than once",
 453                                         mods->sml_desc->ad_cname.bv_val );
 454                                 return LDAP_TYPE_OR_VALUE_EXISTS;
 455                         }
 456
 457                         for( i=0; attr->a_vals[i].bv_val; i++ ) {
 458                                 /* count them */
 459                         }
 460                         for( j=0; mods->sml_values[j].bv_val; j++ ) {
 461                                 /* count them */
 462                         }
 463                         j++;    /* NULL */
 464
 465                         attr->a_vals = ch_realloc( attr->a_vals,
 466                                 sizeof( struct berval ) * (i+j) );
 467
 468                         /* should check for duplicates */
 469
 470                         if ( dup ) {
 471                                 for ( j = 0; mods->sml_values[j].bv_val; j++ ) {
 472                                         ber_dupbv( &attr->a_vals[i+j], &mods->sml_values[j] );
 473                                 }
 474                                 BER_BVZERO( &attr->a_vals[i+j] );
 475                         } else {
 476                                 AC_MEMCPY( &attr->a_vals[i], mods->sml_values,
 477                                         sizeof( struct berval ) * j );
 478                                 ch_free( mods->sml_values );
 479                                 mods->sml_values = NULL;
 480                         }
 481
 482                         if( mods->sml_nvalues ) {
 483                                 attr->a_nvals = ch_realloc( attr->a_nvals,
 484                                         sizeof( struct berval ) * (i+j) );
 485                                 if ( dup ) {
 486                                         for ( j = 0; mods->sml_nvalues[j].bv_val; j++ ) {
 487                                                 ber_dupbv( &attr->a_nvals[i+j], &mods->sml_nvalues[j] );
 488                                         }
 489                                         BER_BVZERO( &attr->a_nvals[i+j] );
 490                                 } else {
 491                                         AC_MEMCPY( &attr->a_nvals[i], mods->sml_nvalues,
 492                                                 sizeof( struct berval ) * j );
 493                                         ch_free( mods->sml_nvalues );
 494                                         mods->sml_nvalues = NULL;
 495                                 }
 496                         } else {
 497                                 attr->a_nvals = attr->a_vals;
 498                         }
 499
 500                         continue;
 501 #else
 502                         snprintf( textbuf, textlen,
 503                                 "attribute '%s' provided more than once",
 504                                 mods->sml_desc->ad_cname.bv_val );
 505                         return LDAP_TYPE_OR_VALUE_EXISTS;
 506 #endif
 507                 }
 508
 509                 if( mods->sml_values[1].bv_val != NULL ) {
 510                         /* check for duplicates */
 511                         int             i, j;
 512                         MatchingRule *mr = mods->sml_desc->ad_type->sat_equality;
 513
 514                         /* check if the values we're adding already exist */
 515                         if( mr == NULL || !mr->smr_match ) {
 516                                 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
 517                                         /* test asserted values against themselves */
 518                                         for( j = 0; j < i; j++ ) {
 519                                                 if ( bvmatch( &mods->sml_values[i],
 520                                                         &mods->sml_values[j] ) )
 521                                                 {
 522                                                         /* value exists already */
 523                                                         snprintf( textbuf, textlen,
 524                                                                 "%s: value #%d provided more than once",
 525                                                                 mods->sml_desc->ad_cname.bv_val, j );
 526                                                         return LDAP_TYPE_OR_VALUE_EXISTS;
 527                                                 }
 528                                         }
 529                                 }
 530
 531                         } else {
 532                                 int     rc;
 533                                 int match;
 534
 535                                 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
 536                                         /* test asserted values against themselves */
 537                                         for( j = 0; j < i; j++ ) {
 538                                                 rc = value_match( &match, mods->sml_desc, mr,
 539                                                         SLAP_MR_EQUALITY
 540                                                         | SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX
 541                                                         | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH
 542                                                         | SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
 543                                                         mods->sml_nvalues
 544                                                                 ? &mods->sml_nvalues[i]
 545                                                                 : &mods->sml_values[i],
 546                                                         mods->sml_nvalues
 547                                                                 ? &mods->sml_nvalues[j]
 548                                                                 : &mods->sml_values[j],
 549                                                         text );
 550
 551                                                 if ( rc == LDAP_SUCCESS && match == 0 ) {
 552                                                         /* value exists already */
 553                                                         snprintf( textbuf, textlen,
 554                                                                 "%s: value #%d provided more than once",
 555                                                                 mods->sml_desc->ad_cname.bv_val, j );
 556                                                         return LDAP_TYPE_OR_VALUE_EXISTS;
 557
 558                                                 } else if ( rc != LDAP_SUCCESS ) {
 559                                                         return rc;
 560                                                 }
 561                                         }
 562                                 }
 563                         }
 564                 }
 565
 566                 attr = ch_calloc( 1, sizeof(Attribute) );
 567
 568                 /* move ad to attr structure */
 569                 attr->a_desc = mods->sml_desc;
 570                 if ( !dup ) mods->sml_desc = NULL;
 571
 572                 /* move values to attr structure */
 573                 /*      should check for duplicates */
 574                 if ( dup ) {
 575                         int i;
 576                         for ( i = 0; mods->sml_values[i].bv_val; i++ ) /* EMPTY */;
 577                         attr->a_vals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
 578                         for ( i = 0; mods->sml_values[i].bv_val; i++ ) {
 579                                 ber_dupbv( &attr->a_vals[i], &mods->sml_values[i] );
 580                         }
 581                         BER_BVZERO( &attr->a_vals[i] );
 582                 } else {
 583                         attr->a_vals = mods->sml_values;
 584                         mods->sml_values = NULL;
 585                 }
 586
 587                 if ( mods->sml_nvalues ) {
 588                         if ( dup ) {
 589                                 int i;
 590                                 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) /* EMPTY */;
 591                                 attr->a_nvals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
 592                                 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) {
 593                                         ber_dupbv( &attr->a_nvals[i], &mods->sml_nvalues[i] );
 594                                 }
 595                                 BER_BVZERO( &attr->a_nvals[i] );
 596                         } else {
 597                                 attr->a_nvals = mods->sml_nvalues;
 598                                 mods->sml_nvalues = NULL;
 599                         }
 600                 } else {
 601                         attr->a_nvals = attr->a_vals;
 602                 }
 603
 604                 *tail = attr;
 605                 tail = &attr->a_next;
 606         }
 607
 608         *text = NULL;
 609
 610         return LDAP_SUCCESS;
 611 }
 612
 613 int
 614 slap_entry2mods(
 615         Entry *e,
 616         Modifications **mods,
 617         const char **text,
 618         char *textbuf, size_t textlen )
 619 {
 620         Modifications   *modhead = NULL;
 621         Modifications   *mod;
 622         Modifications   **modtail = &modhead;
 623         Attribute               *a_new;
 624         AttributeDescription    *a_new_desc;
 625         int                             i, count;
 626
 627         a_new = e->e_attrs;
 628
 629         while ( a_new != NULL ) {
 630                 a_new_desc = a_new->a_desc;
 631                 mod = (Modifications *) malloc( sizeof( Modifications ));
 632
 633                 mod->sml_op = LDAP_MOD_REPLACE;
 634
 635                 mod->sml_type = a_new_desc->ad_cname;
 636
 637                 for ( count = 0; a_new->a_vals[count].bv_val; count++ ) /* EMPTY */;
 638
 639                 mod->sml_values = (struct berval*) malloc(
 640                         (count+1) * sizeof( struct berval) );
 641
 642                 /* see slap_mods_check() comments...
 643                  * if a_vals == a_nvals, there is no normalizer.
 644                  * in this case, mod->sml_nvalues must be left NULL.
 645                  */
 646                 if ( a_new->a_vals != a_new->a_nvals ) {
 647                         mod->sml_nvalues = (struct berval*) malloc(
 648                                 (count+1) * sizeof( struct berval) );
 649                 } else {
 650                         mod->sml_nvalues = NULL;
 651                 }
 652
 653                 for ( i = 0; i < count; i++ ) {
 654                         ber_dupbv(mod->sml_values+i, a_new->a_vals+i);
 655                         if ( mod->sml_nvalues ) {
 656                                 ber_dupbv( mod->sml_nvalues+i, a_new->a_nvals+i );
 657                         }
 658                 }
 659
 660                 mod->sml_values[count].bv_val = NULL;
 661                 mod->sml_values[count].bv_len = 0;
 662
 663                 if ( mod->sml_nvalues ) {
 664                         mod->sml_nvalues[count].bv_val = NULL;
 665                         mod->sml_nvalues[count].bv_len = 0;
 666                 }
 667
 668                 mod->sml_desc = a_new_desc;
 669                 mod->sml_next =NULL;
 670                 *modtail = mod;
 671                 modtail = &mod->sml_next;
 672                 a_new = a_new->a_next;
 673         }
 674
 675         *mods = modhead;
 676
 677         return LDAP_SUCCESS;
 678 }
 679
 680 #ifdef LDAP_SLAPI
 681 static void init_add_pblock( Operation *op,
 682         struct berval *dn, Entry *e, int manageDSAit )
 683 {
 684         slapi_int_pblock_set_operation( op->o_pb, op );
 685         slapi_pblock_set( op->o_pb, SLAPI_ADD_TARGET, (void *)dn->bv_val );
 686         slapi_pblock_set( op->o_pb, SLAPI_ADD_ENTRY, (void *)e );
 687         slapi_pblock_set( op->o_pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
 688 }
 689
 690 static int call_add_preop_plugins( Operation *op )
 691 {
 692         int rc;
 693
 694         rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_ADD_FN, op->o_pb );
 695         if ( rc < 0 ) {
 696                 /*
 697                  * A preoperation plugin failure will abort the
 698                  * entire operation.
 699                  */
 700                 Debug(LDAP_DEBUG_TRACE,
 701                         "do_add: add preoperation plugin failed.\n",
 702                         0, 0, 0);
 703
 704                 if (( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE,
 705                         (void *)&rc ) != 0 ) || rc == LDAP_SUCCESS )
 706                 {
 707                         rc = LDAP_OTHER;
 708                 }
 709         } else {
 710                 rc = LDAP_SUCCESS;
 711         }
 712
 713         return rc;
 714 }
 715
 716 static void call_add_postop_plugins( Operation *op )
 717 {
 718         int rc;
 719
 720         rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_POST_ADD_FN, op->o_pb );
 721         if ( rc < 0 ) {
 722                 Debug(LDAP_DEBUG_TRACE,
 723                         "do_add: add postoperation plugin failed\n",
 724                         0, 0, 0);
 725         }
 726 }
 727 #endif /* LDAP_SLAPI */