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 1998-2004 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         Entry           *e;
  53         Modifications   *modlist = NULL;
  54         Modifications   **modtail = &modlist;
  55         Modifications   tmp;
  56
  57         Debug( LDAP_DEBUG_TRACE, "do_add\n", 0, 0, 0 );
  58         /*
  59          * Parse the add request.  It looks like this:
  60          *
  61          *      AddRequest := [APPLICATION 14] SEQUENCE {
  62          *              name    DistinguishedName,
  63          *              attrs   SEQUENCE OF SEQUENCE {
  64          *                      type    AttributeType,
  65          *                      values  SET OF AttributeValue
  66          *              }
  67          *      }
  68          */
  69
  70         /* get the name */
  71         if ( ber_scanf( ber, "{m", /*}*/ &dn ) == LBER_ERROR ) {
  72                 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
  73                 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
  74                 return SLAPD_DISCONNECT;
  75         }
  76
  77         e = (Entry *) ch_calloc( 1, sizeof(Entry) );
  78
  79         rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
  80                 op->o_tmpmemctx );
  81
  82         if( rs->sr_err != LDAP_SUCCESS ) {
  83                 Debug( LDAP_DEBUG_ANY, "do_add: invalid dn (%s)\n", dn.bv_val, 0, 0 );
  84                 send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
  85                 goto done;
  86         }
  87
  88         ber_dupbv( &e->e_name, &op->o_req_dn );
  89         ber_dupbv( &e->e_nname, &op->o_req_ndn );
  90
  91         Debug( LDAP_DEBUG_ARGS, "do_add: dn (%s)\n", e->e_dn, 0, 0 );
  92
  93         /* get the attrs */
  94         for ( tag = ber_first_element( ber, &len, &last ); tag != LBER_DEFAULT;
  95             tag = ber_next_element( ber, &len, last ) )
  96         {
  97                 Modifications *mod;
  98                 ber_tag_t rtag;
  99
 100                 tmp.sml_nvalues = NULL;
 101
 102                 rtag = ber_scanf( ber, "{m{W}}", &tmp.sml_type, &tmp.sml_values );
 103
 104                 if ( rtag == LBER_ERROR ) {
 105                         Debug( LDAP_DEBUG_ANY, "do_add: decoding error\n", 0, 0, 0 );
 106                         send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
 107                         rs->sr_err = SLAPD_DISCONNECT;
 108                         goto done;
 109                 }
 110
 111                 if ( tmp.sml_values == NULL ) {
 112                         Debug( LDAP_DEBUG_ANY, "no values for type %s\n",
 113                                 tmp.sml_type.bv_val, 0, 0 );
 114                         send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
 115                                 "no values for attribute type" );
 116                         goto done;
 117                 }
 118
 119                 mod  = (Modifications *) ch_malloc( sizeof(Modifications) );
 120                 mod->sml_op = LDAP_MOD_ADD;
 121                 mod->sml_next = NULL;
 122                 mod->sml_desc = NULL;
 123                 mod->sml_type = tmp.sml_type;
 124                 mod->sml_values = tmp.sml_values;
 125                 mod->sml_nvalues = NULL;
 126
 127                 *modtail = mod;
 128                 modtail = &mod->sml_next;
 129         }
 130
 131         if ( ber_scanf( ber, /*{*/ "}") == LBER_ERROR ) {
 132                 Debug( LDAP_DEBUG_ANY, "do_add: ber_scanf failed\n", 0, 0, 0 );
 133                 send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
 134                 rs->sr_err = SLAPD_DISCONNECT;
 135                 goto done;
 136         }
 137
 138         if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
 139                 Debug( LDAP_DEBUG_ANY, "do_add: get_ctrls failed\n", 0, 0, 0 );
 140                 goto done;
 141         }
 142
 143         if ( modlist == NULL ) {
 144                 send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
 145                         "no attributes provided" );
 146                 goto done;
 147         }
 148
 149         Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu ADD dn=\"%s\"\n",
 150             op->o_connid, op->o_opid, e->e_name.bv_val, 0, 0 );
 151
 152         if( e->e_nname.bv_len == 0 ) {
 153                 /* protocolError may be a more appropriate error */
 154                 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
 155                         "root DSE already exists" );
 156                 goto done;
 157
 158         } else if ( bvmatch( &e->e_nname, &frontendDB->be_schemandn ) ) {
 159                 send_ldap_error( op, rs, LDAP_ALREADY_EXISTS,
 160                         "subschema subentry already exists" );
 161                 goto done;
 162         }
 163
 164         /* temporary; remove if not invoking backend function */
 165         op->ora_e = e;
 166         op->ora_modlist = modlist;
 167
 168         op->o_bd = frontendDB;
 169         rs->sr_err = frontendDB->be_add( op, rs );
 170         if ( rs->sr_err == 0 ) {
 171                 e = NULL;
 172         }
 173
 174 done:;
 175         slap_graduate_commit_csn( op );
 176
 177         if( modlist != NULL ) {
 178                 slap_mods_free( modlist );
 179         }
 180         if( e != NULL ) {
 181                 entry_free( e );
 182         }
 183         op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
 184         op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
 185
 186         return rs->sr_err;
 187 }
 188
 189 int
 190 fe_op_add( Operation *op, SlapReply *rs )
 191 {
 192         int             manageDSAit;
 193         Entry           *e = op->ora_e;
 194         Modifications   *modlist = op->ora_modlist;
 195         Modifications   **modtail = &modlist;
 196
 197         manageDSAit = get_manageDSAit( op );
 198
 199         /*
 200          * We could be serving multiple database backends.  Select the
 201          * appropriate one, or send a referral to our "referral server"
 202          * if we don't hold it.
 203          */
 204         op->o_bd = select_backend( &e->e_nname, manageDSAit, 0 );
 205         if ( op->o_bd == NULL ) {
 206                 rs->sr_ref = referral_rewrite( default_referral,
 207                         NULL, &e->e_name, LDAP_SCOPE_DEFAULT );
 208                 if ( !rs->sr_ref ) rs->sr_ref = default_referral;
 209                 if ( rs->sr_ref ) {
 210                         rs->sr_err = LDAP_REFERRAL;
 211                         send_ldap_result( op, rs );
 212
 213                         if ( rs->sr_ref != default_referral ) {
 214                                 ber_bvarray_free( rs->sr_ref );
 215                         }
 216                 } else {
 217                         send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
 218                                 "no global superior knowledge" );
 219                 }
 220                 goto done;
 221         }
 222
 223         /* check restrictions */
 224         if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
 225                 send_ldap_result( op, rs );
 226                 goto done;
 227         }
 228
 229         /* check for referrals */
 230         if( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
 231                 goto done;
 232         }
 233
 234 #ifdef LDAP_SLAPI
 235         if ( op->o_pb ) init_add_pblock( op, &op->o_req_dn, e, manageDSAit );
 236 #endif /* LDAP_SLAPI */
 237
 238         /*
 239          * do the add if 1 && (2 || 3)
 240          * 1) there is an add function implemented in this backend;
 241          * 2) this backend is master for what it holds;
 242          * 3) it's a replica and the dn supplied is the updatedn.
 243          */
 244         if ( op->o_bd->be_add ) {
 245                 /* do the update here */
 246                 int repl_user = be_isupdate( op );
 247 #ifndef SLAPD_MULTIMASTER
 248                 if ( !SLAP_SHADOW(op->o_bd) || repl_user )
 249 #endif
 250                 {
 251                         int update = op->o_bd->be_update_ndn.bv_len;
 252                         char textbuf[SLAP_TEXT_BUFLEN];
 253                         size_t textlen = sizeof textbuf;
 254                         slap_callback cb = { NULL, slap_replog_cb, NULL, NULL };
 255
 256                         rs->sr_err = slap_mods_check( modlist, update, &rs->sr_text,
 257                                   textbuf, textlen, NULL );
 258
 259                         if( rs->sr_err != LDAP_SUCCESS ) {
 260                                 send_ldap_result( op, rs );
 261                                 goto done;
 262                         }
 263
 264                         if ( !repl_user ) {
 265                                 for( modtail = &modlist;
 266                                         *modtail != NULL;
 267                                         modtail = &(*modtail)->sml_next )
 268                                 {
 269                                         assert( (*modtail)->sml_op == LDAP_MOD_ADD );
 270                                         assert( (*modtail)->sml_desc != NULL );
 271                                 }
 272                                 rs->sr_err = slap_mods_opattrs( op, modlist, modtail,
 273                                         &rs->sr_text, textbuf, textlen, 1 );
 274                                 if( rs->sr_err != LDAP_SUCCESS ) {
 275                                         send_ldap_result( op, rs );
 276                                         goto done;
 277                                 }
 278                         }
 279
 280                         rs->sr_err = slap_mods2entry( modlist, &e, repl_user, 0,
 281                                 &rs->sr_text, textbuf, textlen );
 282                         if( rs->sr_err != LDAP_SUCCESS ) {
 283                                 send_ldap_result( op, rs );
 284                                 goto done;
 285                         }
 286
 287 #ifdef LDAP_SLAPI
 288                         /*
 289                          * Call the preoperation plugin here, because the entry
 290                          * will actually contain something.
 291                          */
 292                         if ( op->o_pb ) {
 293                                 rs->sr_err = call_add_preop_plugins( op );
 294                                 if ( rs->sr_err != LDAP_SUCCESS ) {
 295                                         /* plugin will have sent result */
 296                                         goto done;
 297                                 }
 298                         }
 299 #endif /* LDAP_SLAPI */
 300
 301                         op->ora_e = e;
 302 #ifdef SLAPD_MULTIMASTER
 303                         if ( !repl_user )
 304 #endif
 305                         {
 306                                 cb.sc_next = op->o_callback;
 307                                 op->o_callback = &cb;
 308                         }
 309                         if ( (op->o_bd->be_add)( op, rs ) == 0 ) {
 310                                 be_entry_release_w( op, e );
 311                                 e = NULL;
 312                         }
 313
 314 #ifndef SLAPD_MULTIMASTER
 315                 } else {
 316                         BerVarray defref = NULL;
 317 #ifdef LDAP_SLAPI
 318                         /*
 319                          * SLAPI_ADD_ENTRY will be empty, but this may be acceptable
 320                          * on replicas (for now, it involves the minimum code intrusion).
 321                          */
 322                         if ( op->o_pb ) {
 323                                 rs->sr_err = call_add_preop_plugins( op );
 324                                 if ( rs->sr_err != LDAP_SUCCESS ) {
 325                                         /* plugin will have sent result */
 326                                         goto done;
 327                                 }
 328                         }
 329 #endif /* LDAP_SLAPI */
 330
 331                         defref = op->o_bd->be_update_refs
 332                                 ? op->o_bd->be_update_refs : default_referral;
 333
 334                         if ( defref != NULL ) {
 335                                 rs->sr_ref = referral_rewrite( defref,
 336                                         NULL, &e->e_name, LDAP_SCOPE_DEFAULT );
 337                                 if ( rs->sr_ref == NULL ) rs->sr_ref = defref;
 338                                 rs->sr_err = LDAP_REFERRAL;
 339                                 if (!rs->sr_ref) rs->sr_ref = default_referral;
 340                                 send_ldap_result( op, rs );
 341
 342                                 if ( rs->sr_ref != default_referral ) {
 343                                         ber_bvarray_free( rs->sr_ref );
 344                                 }
 345                         } else {
 346                                 send_ldap_error( op, rs,
 347                                         LDAP_UNWILLING_TO_PERFORM,
 348                                         "shadow context; no update referral" );
 349                         }
 350 #endif /* SLAPD_MULTIMASTER */
 351                 }
 352         } else {
 353 #ifdef LDAP_SLAPI
 354                 if ( op->o_pb ) {
 355                         rs->sr_err = call_add_preop_plugins( op );
 356                         if ( rs->sr_err != LDAP_SUCCESS ) {
 357                                 /* plugin will have sent result */
 358                                 goto done;
 359                         }
 360                 }
 361 #endif
 362             Debug( LDAP_DEBUG_ARGS, "    do_add: no backend support\n", 0, 0, 0 );
 363             send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
 364                         "operation not supported within namingContext" );
 365         }
 366
 367 #ifdef LDAP_SLAPI
 368         if ( op->o_pb ) call_add_postop_plugins( op );
 369 #endif /* LDAP_SLAPI */
 370
 371 done:;
 372         return rs->sr_err;
 373 }
 374
 375 int
 376 slap_mods2entry(
 377         Modifications *mods,
 378         Entry **e,
 379         int repl_user,
 380         int dup,
 381         const char **text,
 382         char *textbuf, size_t textlen )
 383 {
 384         Attribute **tail = &(*e)->e_attrs;
 385         assert( *tail == NULL );
 386
 387         *text = textbuf;
 388
 389         for( ; mods != NULL; mods = mods->sml_next ) {
 390                 Attribute *attr;
 391
 392                 if ( !repl_user ) {
 393                         assert( mods->sml_op == LDAP_MOD_ADD );
 394                 }
 395                 assert( mods->sml_desc != NULL );
 396
 397                 attr = attr_find( (*e)->e_attrs, mods->sml_desc );
 398
 399                 if( attr != NULL ) {
 400 #define SLURPD_FRIENDLY
 401 #ifdef SLURPD_FRIENDLY
 402                         ber_len_t i,j;
 403
 404                         if( !repl_user ) {
 405                                 snprintf( textbuf, textlen,
 406                                         "attribute '%s' provided more than once",
 407                                         mods->sml_desc->ad_cname.bv_val );
 408                                 return LDAP_TYPE_OR_VALUE_EXISTS;
 409                         }
 410
 411                         for( i=0; attr->a_vals[i].bv_val; i++ ) {
 412                                 /* count them */
 413                         }
 414                         for( j=0; mods->sml_values[j].bv_val; j++ ) {
 415                                 /* count them */
 416                         }
 417                         j++;    /* NULL */
 418
 419                         attr->a_vals = ch_realloc( attr->a_vals,
 420                                 sizeof( struct berval ) * (i+j) );
 421
 422                         /* should check for duplicates */
 423
 424                         if ( dup ) {
 425                                 for ( j = 0; mods->sml_values[j].bv_val; j++ ) {
 426                                         ber_dupbv( &attr->a_vals[i+j], &mods->sml_values[j] );
 427                                 }
 428                                 BER_BVZERO( &attr->a_vals[i+j] );
 429                         } else {
 430                                 AC_MEMCPY( &attr->a_vals[i], mods->sml_values,
 431                                         sizeof( struct berval ) * j );
 432                                 ch_free( mods->sml_values );
 433                                 mods->sml_values = NULL;
 434                         }
 435
 436                         if( mods->sml_nvalues ) {
 437                                 attr->a_nvals = ch_realloc( attr->a_nvals,
 438                                         sizeof( struct berval ) * (i+j) );
 439                                 if ( dup ) {
 440                                         for ( j = 0; mods->sml_nvalues[j].bv_val; j++ ) {
 441                                                 ber_dupbv( &attr->a_nvals[i+j], &mods->sml_nvalues[j] );
 442                                         }
 443                                         BER_BVZERO( &attr->a_nvals[i+j] );
 444                                 } else {
 445                                         AC_MEMCPY( &attr->a_nvals[i], mods->sml_nvalues,
 446                                                 sizeof( struct berval ) * j );
 447                                         ch_free( mods->sml_nvalues );
 448                                         mods->sml_nvalues = NULL;
 449                                 }
 450                         } else {
 451                                 attr->a_nvals = attr->a_vals;
 452                         }
 453
 454                         continue;
 455 #else
 456                         snprintf( textbuf, textlen,
 457                                 "attribute '%s' provided more than once",
 458                                 mods->sml_desc->ad_cname.bv_val );
 459                         return LDAP_TYPE_OR_VALUE_EXISTS;
 460 #endif
 461                 }
 462
 463                 if( mods->sml_values[1].bv_val != NULL ) {
 464                         /* check for duplicates */
 465                         int             i, j;
 466                         MatchingRule *mr = mods->sml_desc->ad_type->sat_equality;
 467
 468                         /* check if the values we're adding already exist */
 469                         if( mr == NULL || !mr->smr_match ) {
 470                                 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
 471                                         /* test asserted values against themselves */
 472                                         for( j = 0; j < i; j++ ) {
 473                                                 if ( bvmatch( &mods->sml_values[i],
 474                                                         &mods->sml_values[j] ) )
 475                                                 {
 476                                                         /* value exists already */
 477                                                         snprintf( textbuf, textlen,
 478                                                                 "%s: value #%d provided more than once",
 479                                                                 mods->sml_desc->ad_cname.bv_val, j );
 480                                                         return LDAP_TYPE_OR_VALUE_EXISTS;
 481                                                 }
 482                                         }
 483                                 }
 484
 485                         } else {
 486                                 int     rc;
 487                                 int match;
 488
 489                                 for ( i = 1; mods->sml_values[i].bv_val != NULL; i++ ) {
 490                                         /* test asserted values against themselves */
 491                                         for( j = 0; j < i; j++ ) {
 492                                                 rc = value_match( &match, mods->sml_desc, mr,
 493                                                         SLAP_MR_EQUALITY
 494                                                         | SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX
 495                                                         | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH
 496                                                         | SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
 497                                                         mods->sml_nvalues
 498                                                                 ? &mods->sml_nvalues[i]
 499                                                                 : &mods->sml_values[i],
 500                                                         mods->sml_nvalues
 501                                                                 ? &mods->sml_nvalues[j]
 502                                                                 : &mods->sml_values[j],
 503                                                         text );
 504
 505                                                 if ( rc == LDAP_SUCCESS && match == 0 ) {
 506                                                         /* value exists already */
 507                                                         snprintf( textbuf, textlen,
 508                                                                 "%s: value #%d provided more than once",
 509                                                                 mods->sml_desc->ad_cname.bv_val, j );
 510                                                         return LDAP_TYPE_OR_VALUE_EXISTS;
 511
 512                                                 } else if ( rc != LDAP_SUCCESS ) {
 513                                                         return rc;
 514                                                 }
 515                                         }
 516                                 }
 517                         }
 518                 }
 519
 520                 attr = ch_calloc( 1, sizeof(Attribute) );
 521
 522                 /* move ad to attr structure */
 523                 attr->a_desc = mods->sml_desc;
 524                 if ( !dup ) mods->sml_desc = NULL;
 525
 526                 /* move values to attr structure */
 527                 /*      should check for duplicates */
 528                 if ( dup ) {
 529                         int i;
 530                         for ( i = 0; mods->sml_values[i].bv_val; i++ ) /* EMPTY */;
 531                         attr->a_vals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
 532                         for ( i = 0; mods->sml_values[i].bv_val; i++ ) {
 533                                 ber_dupbv( &attr->a_vals[i], &mods->sml_values[i] );
 534                         }
 535                         BER_BVZERO( &attr->a_vals[i] );
 536                 } else {
 537                         attr->a_vals = mods->sml_values;
 538                         mods->sml_values = NULL;
 539                 }
 540
 541                 if ( mods->sml_nvalues ) {
 542                         if ( dup ) {
 543                                 int i;
 544                                 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) /* EMPTY */;
 545                                 attr->a_nvals = (BerVarray) ch_calloc( i+1, sizeof( BerValue ));
 546                                 for ( i = 0; mods->sml_nvalues[i].bv_val; i++ ) {
 547                                         ber_dupbv( &attr->a_nvals[i], &mods->sml_nvalues[i] );
 548                                 }
 549                                 BER_BVZERO( &attr->a_nvals[i] );
 550                         } else {
 551                                 attr->a_nvals = mods->sml_nvalues;
 552                                 mods->sml_nvalues = NULL;
 553                         }
 554                 } else {
 555                         attr->a_nvals = attr->a_vals;
 556                 }
 557
 558                 *tail = attr;
 559                 tail = &attr->a_next;
 560         }
 561
 562         return LDAP_SUCCESS;
 563 }
 564
 565 int
 566 slap_entry2mods(
 567         Entry *e,
 568         Modifications **mods,
 569         const char **text,
 570         char *textbuf, size_t textlen )
 571 {
 572         Modifications   *modhead = NULL;
 573         Modifications   *mod;
 574         Modifications   **modtail = &modhead;
 575         Attribute               *a_new;
 576         AttributeDescription    *a_new_desc;
 577         int                             i, count;
 578
 579         a_new = e->e_attrs;
 580
 581         while ( a_new != NULL ) {
 582                 a_new_desc = a_new->a_desc;
 583                 mod = (Modifications *) malloc( sizeof( Modifications ));
 584
 585                 mod->sml_op = LDAP_MOD_REPLACE;
 586
 587                 mod->sml_type = a_new_desc->ad_cname;
 588
 589                 for ( count = 0; a_new->a_vals[count].bv_val; count++ ) /* EMPTY */;
 590
 591                 mod->sml_values = (struct berval*) malloc(
 592                         (count+1) * sizeof( struct berval) );
 593
 594                 /* see slap_mods_check() comments...
 595                  * if a_vals == a_nvals, there is no normalizer.
 596                  * in this case, mod->sml_nvalues must be left NULL.
 597                  */
 598                 if ( a_new->a_vals != a_new->a_nvals ) {
 599                         mod->sml_nvalues = (struct berval*) malloc(
 600                                 (count+1) * sizeof( struct berval) );
 601                 } else {
 602                         mod->sml_nvalues = NULL;
 603                 }
 604
 605                 for ( i = 0; i < count; i++ ) {
 606                         ber_dupbv(mod->sml_values+i, a_new->a_vals+i);
 607                         if ( mod->sml_nvalues ) {
 608                                 ber_dupbv( mod->sml_nvalues+i, a_new->a_nvals+i );
 609                         }
 610                 }
 611
 612                 mod->sml_values[count].bv_val = NULL;
 613                 mod->sml_values[count].bv_len = 0;
 614
 615                 if ( mod->sml_nvalues ) {
 616                         mod->sml_nvalues[count].bv_val = NULL;
 617                         mod->sml_nvalues[count].bv_len = 0;
 618                 }
 619
 620                 mod->sml_desc = a_new_desc;
 621                 mod->sml_next =NULL;
 622                 *modtail = mod;
 623                 modtail = &mod->sml_next;
 624                 a_new = a_new->a_next;
 625         }
 626
 627         *mods = modhead;
 628
 629         return LDAP_SUCCESS;
 630 }
 631
 632 #ifdef LDAP_SLAPI
 633 static void init_add_pblock( Operation *op,
 634         struct berval *dn, Entry *e, int manageDSAit )
 635 {
 636         slapi_int_pblock_set_operation( op->o_pb, op );
 637         slapi_pblock_set( op->o_pb, SLAPI_ADD_TARGET, (void *)dn->bv_val );
 638         slapi_pblock_set( op->o_pb, SLAPI_ADD_ENTRY, (void *)e );
 639         slapi_pblock_set( op->o_pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
 640 }
 641
 642 static int call_add_preop_plugins( Operation *op )
 643 {
 644         int rc;
 645
 646         rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_ADD_FN, op->o_pb );
 647         if ( rc < 0 ) {
 648                 /*
 649                  * A preoperation plugin failure will abort the
 650                  * entire operation.
 651                  */
 652                 Debug(LDAP_DEBUG_TRACE,
 653                         "do_add: add preoperation plugin failed.\n",
 654                         0, 0, 0);
 655
 656                 if (( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE,
 657                         (void *)&rc ) != 0 ) || rc == LDAP_SUCCESS )
 658                 {
 659                         rc = LDAP_OTHER;
 660                 }
 661         } else {
 662                 rc = LDAP_SUCCESS;
 663         }
 664
 665         return rc;
 666 }
 667
 668 static void call_add_postop_plugins( Operation *op )
 669 {
 670         int rc;
 671
 672         rc = slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_POST_ADD_FN, op->o_pb );
 673         if ( rc < 0 ) {
 674                 Debug(LDAP_DEBUG_TRACE,
 675                         "do_add: add postoperation plugin failed\n",
 676                         0, 0, 0);
 677         }
 678 }
 679 #endif /* LDAP_SLAPI */