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

   1 /* result.c - routines to send ldap results, errors, and referrals */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 #include "portable.h"
   9
  10 #include <stdio.h>
  11
  12 #include <ac/socket.h>
  13 #include <ac/errno.h>
  14 #include <ac/string.h>
  15 #include <ac/ctype.h>
  16 #include <ac/time.h>
  17 #include <ac/unistd.h>
  18
  19 #include "slap.h"
  20
  21 #ifdef LDAP_SLAPI
  22 #include "slapi.h"
  23 #endif
  24
  25 static char *v2ref( BerVarray ref, const char *text )
  26 {
  27         size_t len = 0, i = 0;
  28         char *v2;
  29
  30         if(ref == NULL) {
  31                 if (text) {
  32                         return ch_strdup(text);
  33                 } else {
  34                         return NULL;
  35                 }
  36         }
  37
  38         if ( text != NULL ) {
  39                 len = strlen( text );
  40                 if (text[len-1] != '\n') {
  41                     i = 1;
  42                 }
  43         }
  44
  45         v2 = SLAP_MALLOC( len+i+sizeof("Referral:") );
  46         if( v2 == NULL ) {
  47 #ifdef NEW_LOGGING
  48                 LDAP_LOG( OPERATION, ERR, "v2ref: SLAP_MALLOC failed", 0, 0, 0 );
  49 #else
  50                 Debug( LDAP_DEBUG_ANY, "v2ref: SLAP_MALLOC failed", 0, 0, 0 );
  51 #endif
  52                 return NULL;
  53         }
  54
  55         if( text != NULL ) {
  56                 strcpy(v2, text);
  57                 if( i ) {
  58                         v2[len++] = '\n';
  59                 }
  60         }
  61         strcpy( v2+len, "Referral:" );
  62         len += sizeof("Referral:");
  63
  64         for( i=0; ref[i].bv_val != NULL; i++ ) {
  65                 v2 = SLAP_REALLOC( v2, len + ref[i].bv_len + 1 );
  66                 if( v2 == NULL ) {
  67 #ifdef NEW_LOGGING
  68                         LDAP_LOG( OPERATION, ERR, "v2ref: SLAP_MALLOC failed", 0, 0, 0 );
  69 #else
  70                         Debug( LDAP_DEBUG_ANY, "v2ref: SLAP_MALLOC failed", 0, 0, 0 );
  71 #endif
  72                         return NULL;
  73                 }
  74                 v2[len-1] = '\n';
  75                 AC_MEMCPY(&v2[len], ref[i].bv_val, ref[i].bv_len );
  76                 len += ref[i].bv_len;
  77                 if (ref[i].bv_val[ref[i].bv_len-1] != '/') {
  78                         ++len;
  79                 }
  80         }
  81
  82         v2[len-1] = '\0';
  83         return v2;
  84 }
  85
  86 static ber_tag_t req2res( ber_tag_t tag )
  87 {
  88         switch( tag ) {
  89         case LDAP_REQ_ADD:
  90         case LDAP_REQ_BIND:
  91         case LDAP_REQ_COMPARE:
  92         case LDAP_REQ_EXTENDED:
  93         case LDAP_REQ_MODIFY:
  94         case LDAP_REQ_MODRDN:
  95                 tag++;
  96                 break;
  97
  98         case LDAP_REQ_DELETE:
  99                 tag = LDAP_RES_DELETE;
 100                 break;
 101
 102         case LDAP_REQ_ABANDON:
 103         case LDAP_REQ_UNBIND:
 104                 tag = LBER_SEQUENCE;
 105                 break;
 106
 107         case LDAP_REQ_SEARCH:
 108                 tag = LDAP_RES_SEARCH_RESULT;
 109                 break;
 110
 111         default:
 112                 tag = LBER_SEQUENCE;
 113         }
 114
 115         return tag;
 116 }
 117
 118 static long send_ldap_ber(
 119         Connection *conn,
 120         BerElement *ber )
 121 {
 122         ber_len_t bytes;
 123
 124         ber_get_option( ber, LBER_OPT_BER_BYTES_TO_WRITE, &bytes );
 125
 126         /* write only one pdu at a time - wait til it's our turn */
 127         ldap_pvt_thread_mutex_lock( &conn->c_write_mutex );
 128
 129         /* lock the connection */
 130         ldap_pvt_thread_mutex_lock( &conn->c_mutex );
 131
 132         /* write the pdu */
 133         while( 1 ) {
 134                 int err;
 135                 ber_socket_t    sd;
 136
 137                 if ( connection_state_closing( conn ) ) {
 138                         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 139                         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 140
 141                         return 0;
 142                 }
 143
 144                 if ( ber_flush( conn->c_sb, ber, 0 ) == 0 ) {
 145                         break;
 146                 }
 147
 148                 err = errno;
 149
 150                 /*
 151                  * we got an error.  if it's ewouldblock, we need to
 152                  * wait on the socket being writable.  otherwise, figure
 153                  * it's a hard error and return.
 154                  */
 155
 156 #ifdef NEW_LOGGING
 157                 LDAP_LOG( OPERATION, ERR,
 158                         "send_ldap_ber: conn %lu  ber_flush failed err=%d (%s)\n",
 159                         conn ? conn->c_connid : 0, err, sock_errstr(err) );
 160 #else
 161                 Debug( LDAP_DEBUG_CONNS, "ber_flush failed errno=%d reason=\"%s\"\n",
 162                     err, sock_errstr(err), 0 );
 163 #endif
 164
 165                 if ( err != EWOULDBLOCK && err != EAGAIN ) {
 166                         connection_closing( conn );
 167
 168                         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 169                         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 170
 171                         return( -1 );
 172                 }
 173
 174                 /* wait for socket to be write-ready */
 175                 conn->c_writewaiter = 1;
 176                 ber_sockbuf_ctrl( conn->c_sb, LBER_SB_OPT_GET_FD, &sd );
 177                 slapd_set_write( sd, 1 );
 178
 179                 ldap_pvt_thread_cond_wait( &conn->c_write_cv, &conn->c_mutex );
 180                 conn->c_writewaiter = 0;
 181         }
 182
 183         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 184         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 185
 186         return bytes;
 187 }
 188
 189 static int
 190 send_ldap_controls( BerElement *ber, LDAPControl **c )
 191 {
 192         int rc;
 193         if( c == NULL ) return 0;
 194
 195         rc = ber_printf( ber, "t{"/*}*/, LDAP_TAG_CONTROLS );
 196         if( rc == -1 ) return rc;
 197
 198         for( ; *c != NULL; c++) {
 199                 rc = ber_printf( ber, "{s" /*}*/, (*c)->ldctl_oid );
 200
 201                 if( (*c)->ldctl_iscritical ) {
 202                         rc = ber_printf( ber, "b",
 203                                 (ber_int_t) (*c)->ldctl_iscritical ) ;
 204                         if( rc == -1 ) return rc;
 205                 }
 206
 207                 if( (*c)->ldctl_value.bv_val != NULL ) {
 208                         rc = ber_printf( ber, "O", &((*c)->ldctl_value));
 209                         if( rc == -1 ) return rc;
 210                 }
 211
 212                 rc = ber_printf( ber, /*{*/"N}" );
 213                 if( rc == -1 ) return rc;
 214         }
 215
 216         rc = ber_printf( ber, /*{*/"N}" );
 217
 218         return rc;
 219 }
 220
 221 static void
 222 send_ldap_response(
 223         Operation *op,
 224         SlapReply *rs )
 225 {
 226         char berbuf[LBER_ELEMENT_SIZEOF];
 227         BerElement      *ber = (BerElement *)berbuf;
 228         int             rc;
 229         long    bytes;
 230
 231         if (op->o_callback && op->o_callback->sc_response) {
 232                 op->o_callback->sc_response( op, rs );
 233                 return;
 234         }
 235
 236 #ifdef LDAP_CONNECTIONLESS
 237         if (op->o_conn && op->o_conn->c_is_udp)
 238                 ber = op->o_res_ber;
 239         else
 240 #endif
 241         {
 242                 ber_init_w_nullc( ber, LBER_USE_DER );
 243                 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
 244         }
 245
 246 #ifdef NEW_LOGGING
 247         LDAP_LOG( OPERATION, ENTRY,
 248                 "send_ldap_response:  msgid=%d tag=%lu err=%d\n",
 249                 rs->sr_msgid, rs->sr_tag, rs->sr_err );
 250 #else
 251         Debug( LDAP_DEBUG_TRACE,
 252                 "send_ldap_response: msgid=%d tag=%lu err=%d\n",
 253                 rs->sr_msgid, rs->sr_tag, rs->sr_err );
 254 #endif
 255
 256         if( rs->sr_ref ) {
 257 #ifdef NEW_LOGGING
 258                 LDAP_LOG( OPERATION, ARGS,
 259                         "send_ldap_response: conn %lu  ref=\"%s\"\n",
 260                         op->o_connid,
 261                         rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL" , 0 );
 262 #else
 263                 Debug( LDAP_DEBUG_ARGS, "send_ldap_response: ref=\"%s\"\n",
 264                         rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL",
 265                         NULL, NULL );
 266 #endif
 267         }
 268
 269 #ifdef LDAP_CONNECTIONLESS
 270         if (op->o_conn && op->o_conn->c_is_udp &&
 271                 op->o_protocol == LDAP_VERSION2 )
 272         {
 273                 rc = ber_printf( ber, "t{ess" /*"}}"*/,
 274                         rs->sr_tag, rs->sr_err,
 275                 rs->sr_matched == NULL ? "" : rs->sr_matched,
 276                 rs->sr_text == NULL ? "" : rs->sr_text );
 277         } else
 278 #endif
 279         if ( rs->sr_type == REP_INTERMEDIATE ) {
 280             rc = ber_printf( ber, "{it{" /*"}}"*/,
 281                         rs->sr_msgid, rs->sr_tag );
 282
 283         } else {
 284             rc = ber_printf( ber, "{it{ess" /*"}}"*/,
 285                 rs->sr_msgid, rs->sr_tag, rs->sr_err,
 286                 rs->sr_matched == NULL ? "" : rs->sr_matched,
 287                 rs->sr_text == NULL ? "" : rs->sr_text );
 288         }
 289
 290         if( rc != -1 ) {
 291                 if ( rs->sr_ref != NULL ) {
 292                         assert( rs->sr_err == LDAP_REFERRAL );
 293                         rc = ber_printf( ber, "t{W}",
 294                                 LDAP_TAG_REFERRAL, rs->sr_ref );
 295                 } else {
 296                         assert( rs->sr_err != LDAP_REFERRAL );
 297                 }
 298         }
 299
 300         if( rc != -1 && rs->sr_type == REP_SASL && rs->sr_sasldata != NULL ) {
 301                 rc = ber_printf( ber, "tO",
 302                         LDAP_TAG_SASL_RES_CREDS, rs->sr_sasldata );
 303         }
 304
 305         if( rc != -1 &&
 306                 ( rs->sr_type == REP_EXTENDED || rs->sr_type == REP_INTERMEDIATE ))
 307         {
 308                 if ( rs->sr_rspoid != NULL ) {
 309                         rc = ber_printf( ber, "ts",
 310                                 LDAP_TAG_EXOP_RES_OID, rs->sr_rspoid );
 311                 }
 312                 if( rc != -1 && rs->sr_rspdata != NULL ) {
 313                         rc = ber_printf( ber, "tO",
 314                                 LDAP_TAG_EXOP_RES_VALUE, rs->sr_rspdata );
 315                 }
 316         }
 317
 318         if( rc != -1 ) {
 319                 rc = ber_printf( ber, /*"{"*/ "N}" );
 320         }
 321
 322         if( rc != -1 && rs->sr_ctrls != NULL ) {
 323                 rc = send_ldap_controls( ber, rs->sr_ctrls );
 324         }
 325
 326         if( rc != -1 ) {
 327                 rc = ber_printf( ber, /*"{"*/ "N}" );
 328         }
 329
 330 #ifdef LDAP_CONNECTIONLESS
 331         if( op->o_conn && op->o_conn->c_is_udp && op->o_protocol == LDAP_VERSION2 && rc != -1 ) {
 332                 rc = ber_printf( ber, /*"{"*/ "N}" );
 333         }
 334 #endif
 335
 336         if ( rc == -1 ) {
 337 #ifdef NEW_LOGGING
 338                 LDAP_LOG( OPERATION, ERR,
 339                         "send_ldap_response: conn %lu  ber_printf failed\n",
 340                         op->o_connid, 0, 0 );
 341 #else
 342                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 343 #endif
 344
 345 #ifdef LDAP_CONNECTIONLESS
 346                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
 347 #endif
 348                 ber_free_buf( ber );
 349                 return;
 350         }
 351
 352         /* send BER */
 353         bytes = send_ldap_ber( op->o_conn, ber );
 354 #ifdef LDAP_CONNECTIONLESS
 355         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 356 #endif
 357         ber_free_buf( ber );
 358
 359         if ( bytes < 0 ) {
 360 #ifdef NEW_LOGGING
 361                 LDAP_LOG( OPERATION, ERR,
 362                         "send_ldap_response: conn %lu ber write failed\n",
 363                         op->o_connid ? op->o_connid : 0, 0, 0 );
 364 #else
 365                 Debug( LDAP_DEBUG_ANY,
 366                         "send_ldap_response: ber write failed\n",
 367                         0, 0, 0 );
 368 #endif
 369
 370                 return;
 371         }
 372
 373 #ifdef LDAP_SLAPI
 374         slapi_pblock_set( op->o_pb, SLAPI_RESULT_CODE, (void *)rs->sr_err );
 375         slapi_pblock_set( op->o_pb, SLAPI_RESULT_MATCHED, ( rs->sr_matched != NULL ) ? (void *)ch_strdup( rs->sr_matched ) : NULL );
 376         slapi_pblock_set( op->o_pb, SLAPI_RESULT_TEXT, ( rs->sr_text != NULL ) ? (void *)ch_strdup( rs->sr_text ) : NULL );
 377 #endif /* LDAP_SLAPI */
 378
 379         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
 380         num_bytes_sent += bytes;
 381         num_pdu_sent++;
 382         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
 383         return;
 384 }
 385
 386
 387 void
 388 send_ldap_disconnect( Operation *op, SlapReply *rs )
 389 {
 390 #define LDAP_UNSOLICITED_ERROR(e) \
 391         (  (e) == LDAP_PROTOCOL_ERROR \
 392         || (e) == LDAP_STRONG_AUTH_REQUIRED \
 393         || (e) == LDAP_UNAVAILABLE )
 394
 395         assert( LDAP_UNSOLICITED_ERROR( rs->sr_err ) );
 396
 397         rs->sr_type = REP_EXTENDED;
 398
 399 #ifdef NEW_LOGGING
 400         LDAP_LOG( OPERATION, ENTRY,
 401                 "send_ldap_disconnect: conn %lu  %d:%s\n",
 402                 op->o_connid, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
 403 #else
 404         Debug( LDAP_DEBUG_TRACE,
 405                 "send_ldap_disconnect %d:%s\n",
 406                 rs->sr_err, rs->sr_text ? rs->sr_text : "", NULL );
 407 #endif
 408
 409
 410         if ( op->o_protocol < LDAP_VERSION3 ) {
 411                 rs->sr_rspoid = NULL;
 412                 rs->sr_tag = req2res( op->o_tag );
 413                 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 414
 415         } else {
 416                 rs->sr_rspoid = LDAP_NOTICE_DISCONNECT;
 417                 rs->sr_tag = LDAP_RES_EXTENDED;
 418                 rs->sr_msgid = 0;
 419         }
 420
 421         send_ldap_response( op, rs );
 422
 423         Statslog( LDAP_DEBUG_STATS,
 424             "conn=%lu op=%lu DISCONNECT tag=%lu err=%d text=%s\n",
 425                 op->o_connid, op->o_opid, rs->sr_tag, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
 426 }
 427
 428 void
 429 slap_send_ldap_result( Operation *op, SlapReply *rs )
 430 {
 431         char *tmp = NULL;
 432         const char *otext = rs->sr_text;
 433         BerVarray oref = rs->sr_ref;
 434
 435         rs->sr_type = REP_RESULT;
 436
 437         assert( !LDAP_API_ERROR( rs->sr_err ) && ( rs->sr_err >= 0 ));
 438
 439 #ifdef NEW_LOGGING
 440         LDAP_LOG( OPERATION, ENTRY,
 441                 "send_ldap_result: conn %lu op=%lu p=%d\n",
 442                 op->o_connid, op->o_opid, op->o_protocol );
 443 #else
 444         Debug( LDAP_DEBUG_TRACE,
 445                 "send_ldap_result: conn=%lu op=%lu p=%d\n",
 446                 op->o_connid, op->o_opid, op->o_protocol );
 447 #endif
 448
 449 #ifdef NEW_LOGGING
 450         LDAP_LOG( OPERATION, ARGS,
 451                 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
 452                 rs->sr_err, rs->sr_matched ? rs->sr_matched : "", rs->sr_text ? rs->sr_text : "" );
 453 #else
 454         Debug( LDAP_DEBUG_ARGS,
 455                 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
 456                 rs->sr_err, rs->sr_matched ? rs->sr_matched : "", rs->sr_text ? rs->sr_text : "" );
 457 #endif
 458
 459
 460         if( rs->sr_ref ) {
 461 #ifdef NEW_LOGGING
 462                 LDAP_LOG( OPERATION, ARGS,
 463                         "send_ldap_result: referral=\"%s\"\n",
 464                         rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL", 0, 0 );
 465 #else
 466                 Debug( LDAP_DEBUG_ARGS,
 467                         "send_ldap_result: referral=\"%s\"\n",
 468                         rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL",
 469                         NULL, NULL );
 470 #endif
 471         }
 472
 473         assert( rs->sr_err != LDAP_PARTIAL_RESULTS );
 474
 475         if ( rs->sr_err == LDAP_REFERRAL ) {
 476 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
 477                 if( op->o_domain_scope ) {
 478                         rs->sr_ref = NULL;
 479                 }
 480 #endif
 481                 if( rs->sr_ref == NULL ) {
 482                         rs->sr_err = LDAP_NO_SUCH_OBJECT;
 483                 } else if ( op->o_protocol < LDAP_VERSION3 ) {
 484                         rs->sr_err = LDAP_PARTIAL_RESULTS;
 485                 }
 486         }
 487
 488         if ( op->o_protocol < LDAP_VERSION3 ) {
 489                 tmp = v2ref( rs->sr_ref, rs->sr_text );
 490                 rs->sr_text = tmp;
 491                 rs->sr_ref = NULL;
 492         }
 493
 494         rs->sr_tag = req2res( op->o_tag );
 495         rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 496
 497         send_ldap_response( op, rs );
 498
 499         if ( op->o_tag == LDAP_REQ_SEARCH ) {
 500                 char nbuf[64];
 501                 snprintf( nbuf, sizeof nbuf, "%d nentries=%d", rs->sr_err, rs->sr_nentries );
 502
 503                 Statslog( LDAP_DEBUG_STATS,
 504                         "conn=%lu op=%lu SEARCH RESULT tag=%lu err=%s text=%s\n",
 505                         op->o_connid, op->o_opid, rs->sr_tag, nbuf, rs->sr_text ? rs->sr_text : "" );
 506         } else {
 507                 Statslog( LDAP_DEBUG_STATS,
 508                         "conn=%lu op=%lu RESULT tag=%lu err=%d text=%s\n",
 509                         op->o_connid, op->o_opid, rs->sr_tag, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
 510         }
 511
 512         if( tmp != NULL ) {
 513                 ch_free(tmp);
 514         }
 515         rs->sr_text = otext;
 516         rs->sr_ref = oref;
 517 }
 518
 519 void
 520 send_ldap_sasl( Operation *op, SlapReply *rs )
 521 {
 522         rs->sr_type = REP_SASL;
 523 #ifdef NEW_LOGGING
 524         LDAP_LOG( OPERATION, ENTRY,
 525                 "send_ldap_sasl: conn %lu err=%d len=%lu\n",
 526                 op->o_connid, rs->sr_err, rs->sr_sasldata ? rs->sr_sasldata->bv_len : -1 );
 527 #else
 528         Debug( LDAP_DEBUG_TRACE, "send_ldap_sasl: err=%d len=%ld\n",
 529                 rs->sr_err, rs->sr_sasldata ? (long) rs->sr_sasldata->bv_len : -1, NULL );
 530 #endif
 531
 532         rs->sr_tag = req2res( op->o_tag );
 533         rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 534
 535         send_ldap_response( op, rs );
 536 }
 537
 538 void
 539 slap_send_ldap_extended( Operation *op, SlapReply *rs )
 540 {
 541         rs->sr_type = REP_EXTENDED;
 542
 543 #ifdef NEW_LOGGING
 544         LDAP_LOG( OPERATION, ENTRY,
 545                 "send_ldap_extended: err=%d oid=%s len=%ld\n",
 546                 rs->sr_err, rs->sr_rspoid ? rs->sr_rspoid : "",
 547                 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
 548 #else
 549         Debug( LDAP_DEBUG_TRACE,
 550                 "send_ldap_extended: err=%d oid=%s len=%ld\n",
 551                 rs->sr_err,
 552                 rs->sr_rspoid ? rs->sr_rspoid : "",
 553                 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
 554 #endif
 555
 556         rs->sr_tag = req2res( op->o_tag );
 557         rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 558
 559         send_ldap_response( op, rs );
 560 }
 561
 562 void
 563 slap_send_ldap_intermediate( Operation *op, SlapReply *rs )
 564 {
 565         rs->sr_type = REP_INTERMEDIATE;
 566 #ifdef NEW_LOGGING
 567         LDAP_LOG( OPERATION, ENTRY,
 568                 "send_ldap_intermediate: err=%d oid=%s len=%ld\n",
 569                 rs->sr_err, rs->sr_rspoid ? rs->sr_rspoid : "",
 570                 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
 571 #else
 572         Debug( LDAP_DEBUG_TRACE,
 573                 "send_ldap_intermediate: err=%d oid=%s len=%ld\n",
 574                 rs->sr_err,
 575                 rs->sr_rspoid ? rs->sr_rspoid : "",
 576                 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
 577 #endif
 578         rs->sr_tag = LDAP_RES_INTERMEDIATE;
 579         rs->sr_msgid = op->o_msgid;
 580         send_ldap_response( op, rs );
 581 }
 582
 583 int
 584 slap_send_search_entry( Operation *op, SlapReply *rs )
 585 {
 586         char berbuf[LBER_ELEMENT_SIZEOF];
 587         BerElement      *ber = (BerElement *)berbuf;
 588         Attribute       *a, *aa;
 589         int             i, j, rc=-1, bytes;
 590         char            *edn;
 591         int             userattrs;
 592         int             opattrs;
 593         AccessControlState acl_state = ACL_STATE_INIT;
 594 #ifdef LDAP_SLAPI
 595         /* Support for computed attribute plugins */
 596         computed_attr_context    ctx;
 597         AttributeName   *anp;
 598 #endif
 599         void            *mark = NULL;
 600
 601         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
 602
 603         /* a_flags: array of flags telling if the i-th element will be
 604          *          returned or filtered out
 605          * e_flags: array of a_flags
 606          */
 607         char **e_flags = NULL;
 608
 609         rs->sr_type = REP_SEARCH;
 610         if (op->o_callback && op->o_callback->sc_response) {
 611                 return op->o_callback->sc_response( op, rs );
 612         }
 613
 614 #ifdef NEW_LOGGING
 615         LDAP_LOG( OPERATION, ENTRY,
 616                 "send_search_entry: conn %lu    dn=\"%s\"%s\n",
 617                 op->o_connid, rs->sr_entry->e_name.bv_val, op->ors_attrsonly ? " (attrsOnly)" : "" );
 618 #else
 619         Debug( LDAP_DEBUG_TRACE,
 620                 "=> send_search_entry: dn=\"%s\"%s\n",
 621                 rs->sr_entry->e_name.bv_val, op->ors_attrsonly ? " (attrsOnly)" : "", 0 );
 622 #endif
 623
 624         mark = sl_mark( op->o_tmpmemctx );
 625
 626         if ( ! access_allowed( op, rs->sr_entry, ad_entry, NULL, ACL_READ, NULL ) )
 627         {
 628 #ifdef NEW_LOGGING
 629                 LDAP_LOG( ACL, INFO,
 630                         "send_search_entry: conn %lu access to entry (%s) not allowed\n",
 631                         op->o_connid, rs->sr_entry->e_name.bv_val, 0 );
 632 #else
 633                 Debug( LDAP_DEBUG_ACL,
 634                         "send_search_entry: access to entry not allowed\n",
 635                     0, 0, 0 );
 636 #endif
 637
 638                 sl_release( mark, op->o_tmpmemctx );
 639                 return( 1 );
 640         }
 641
 642         edn = rs->sr_entry->e_nname.bv_val;
 643
 644 #ifdef LDAP_CONNECTIONLESS
 645         if (op->o_conn && op->o_conn->c_is_udp)
 646             ber = op->o_res_ber;
 647         else
 648 #endif
 649         {
 650                 ber_len_t       siz, len;
 651                 struct berval   bv;
 652
 653                 entry_flatsize( rs->sr_entry, &siz, &len, 0 );
 654                 bv.bv_len = siz + len;
 655                 bv.bv_val = op->o_tmpalloc(bv.bv_len, op->o_tmpmemctx );
 656
 657                 ber_init2( ber, &bv, LBER_USE_DER );
 658                 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
 659         }
 660
 661 #ifdef LDAP_CONNECTIONLESS
 662         if (op->o_conn && op->o_conn->c_is_udp && op->o_protocol == LDAP_VERSION2) {
 663             rc = ber_printf(ber, "t{O{" /*}}*/,
 664                 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name);
 665         } else
 666 #endif
 667         {
 668             rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
 669                 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
 670         }
 671
 672         if ( rc == -1 ) {
 673 #ifdef NEW_LOGGING
 674                 LDAP_LOG( OPERATION, ERR,
 675                         "send_search_entry: conn %lu  ber_printf failed\n",
 676                         op->o_connid, 0, 0 );
 677 #else
 678                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 679 #endif
 680
 681 #ifdef LDAP_CONNECTIONLESS
 682                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
 683 #endif
 684                 ber_free_buf( ber );
 685                 send_ldap_error( op, rs, LDAP_OTHER, "encoding DN error" );
 686                 goto error_return;
 687         }
 688
 689         /* check for special all user attributes ("*") type */
 690         userattrs = ( rs->sr_attrs == NULL ) ? 1
 691                 : an_find( rs->sr_attrs, &AllUser );
 692
 693         /* check for special all operational attributes ("+") type */
 694         opattrs = ( rs->sr_attrs == NULL ) ? 0
 695                 : an_find( rs->sr_attrs, &AllOper );
 696
 697         /* create an array of arrays of flags. Each flag corresponds
 698          * to particular value of attribute and equals 1 if value matches
 699          * to ValuesReturnFilter or 0 if not
 700          */
 701         if ( op->vrFilter != NULL ) {
 702                 int     k = 0;
 703                 size_t  size;
 704
 705                 for ( a = rs->sr_entry->e_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
 706                         for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
 707                 }
 708
 709                 size = i * sizeof(char *) + k;
 710                 if ( size > 0 ) {
 711                         char    *a_flags;
 712                         e_flags = sl_calloc ( 1, i * sizeof(char *) + k, op->o_tmpmemctx );
 713                         if( e_flags == NULL ) {
 714 #ifdef NEW_LOGGING
 715                                 LDAP_LOG( OPERATION, ERR,
 716                                         "send_search_entry: conn %lu sl_calloc failed\n",
 717                                         op->o_connid ? op->o_connid : 0, 0, 0 );
 718 #else
 719                         Debug( LDAP_DEBUG_ANY,
 720                                         "send_search_entry: sl_calloc failed\n", 0, 0, 0 );
 721 #endif
 722                                 ber_free( ber, 1 );
 723
 724                                 send_ldap_error( op, rs, LDAP_OTHER, "out of memory" );
 725                                 goto error_return;
 726                         }
 727                         a_flags = (char *)(e_flags + i);
 728                         memset( a_flags, 0, k );
 729                         for ( a = rs->sr_entry->e_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
 730                                 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
 731                                 e_flags[i] = a_flags;
 732                                 a_flags += j;
 733                         }
 734
 735                         rc = filter_matched_values(op, rs->sr_entry->e_attrs, &e_flags) ;
 736                         if ( rc == -1 ) {
 737 #ifdef NEW_LOGGING
 738                                 LDAP_LOG( OPERATION, ERR,
 739                                         "send_search_entry: conn %lu matched values filtering failed\n",
 740                                         op->o_connid ? op->o_connid : 0, 0, 0 );
 741 #else
 742                         Debug( LDAP_DEBUG_ANY,
 743                                         "matched values filtering failed\n", 0, 0, 0 );
 744 #endif
 745 #ifdef LDAP_CONNECTIONLESS
 746                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 747 #endif
 748                                 ber_free( ber, 1 );
 749                                 send_ldap_error( op, rs, LDAP_OTHER, "matched values filtering error" );
 750                                 goto error_return;
 751                         }
 752                 }
 753         }
 754
 755         for ( a = rs->sr_entry->e_attrs, j = 0; a != NULL; a = a->a_next, j++ ) {
 756                 AttributeDescription *desc = a->a_desc;
 757
 758                 if ( rs->sr_attrs == NULL ) {
 759                         /* all attrs request, skip operational attributes */
 760                         if( is_at_operational( desc->ad_type ) ) {
 761                                 continue;
 762                         }
 763
 764                 } else {
 765                         /* specific attrs requested */
 766                         if ( is_at_operational( desc->ad_type ) ) {
 767                                 if( !opattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 768                                         continue;
 769                                 }
 770
 771                         } else {
 772                                 if (!userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 773                                         continue;
 774                                 }
 775                         }
 776                 }
 777
 778                 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
 779                         ACL_READ, &acl_state ) )
 780                 {
 781 #ifdef NEW_LOGGING
 782                         LDAP_LOG( ACL, INFO,
 783                                 "send_search_entry: conn %lu  access to attribute %s not "
 784                                 "allowed\n", op->o_connid, desc->ad_cname.bv_val, 0 );
 785 #else
 786                         Debug( LDAP_DEBUG_ACL, "acl: "
 787                                 "access to attribute %s not allowed\n",
 788                             desc->ad_cname.bv_val, 0, 0 );
 789 #endif
 790                         continue;
 791                 }
 792
 793                 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
 794 #ifdef NEW_LOGGING
 795                         LDAP_LOG( OPERATION, ERR,
 796                                 "send_search_entry: conn %lu  ber_printf failed\n",
 797                                 op->o_connid, 0, 0 );
 798 #else
 799                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 800 #endif
 801
 802 #ifdef LDAP_CONNECTIONLESS
 803                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 804 #endif
 805                         ber_free_buf( ber );
 806                         send_ldap_error( op, rs, LDAP_OTHER, "encoding description error");
 807                         goto error_return;
 808                 }
 809
 810                 if ( ! op->ors_attrsonly ) {
 811                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
 812                                 if ( ! access_allowed( op, rs->sr_entry,
 813                                         desc, &a->a_vals[i], ACL_READ, &acl_state ) )
 814                                 {
 815 #ifdef NEW_LOGGING
 816                                         LDAP_LOG( ACL, INFO,
 817                                                 "send_search_entry: conn %lu "
 818                                                 "access to attribute %s, value %d not allowed\n",
 819                                                 op->o_connid, desc->ad_cname.bv_val, i );
 820 #else
 821                                         Debug( LDAP_DEBUG_ACL,
 822                                                 "acl: access to attribute %s, "
 823                                                 "value %d not allowed\n",
 824                                                 desc->ad_cname.bv_val, i, 0 );
 825 #endif
 826
 827                                         continue;
 828                                 }
 829
 830                                 if ( op->vrFilter && e_flags[j][i] == 0 ){
 831                                         continue;
 832                                 }
 833
 834                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
 835 #ifdef NEW_LOGGING
 836                                         LDAP_LOG( OPERATION, ERR,
 837                                                 "send_search_entry: conn %lu  "
 838                                                 "ber_printf failed.\n", op->o_connid, 0, 0 );
 839 #else
 840                                         Debug( LDAP_DEBUG_ANY,
 841                                             "ber_printf failed\n", 0, 0, 0 );
 842 #endif
 843
 844 #ifdef LDAP_CONNECTIONLESS
 845                                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 846 #endif
 847                                         ber_free_buf( ber );
 848                                         send_ldap_error( op, rs, LDAP_OTHER, "encoding values error" );
 849                                         goto error_return;
 850                                 }
 851                         }
 852                 }
 853
 854                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
 855 #ifdef NEW_LOGGING
 856                         LDAP_LOG( OPERATION, ERR,
 857                                 "send_search_entry: conn %lu ber_printf failed\n",
 858                                 op->o_connid, 0, 0 );
 859 #else
 860                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 861 #endif
 862
 863 #ifdef LDAP_CONNECTIONLESS
 864                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 865 #endif
 866                         ber_free_buf( ber );
 867                         send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
 868                         goto error_return;
 869                 }
 870         }
 871
 872         /* eventually will loop through generated operational attributes */
 873         /* only have subschemaSubentry implemented */
 874         aa = backend_operational( op, rs, opattrs );
 875
 876         if ( aa != NULL && op->vrFilter != NULL ) {
 877                 int     k = 0;
 878                 size_t  size;
 879
 880                 for ( a = aa, i=0; a != NULL; a = a->a_next, i++ ) {
 881                         for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
 882                 }
 883
 884                 size = i * sizeof(char *) + k;
 885                 if ( size > 0 ) {
 886                         char    *a_flags, **tmp;
 887
 888                         /*
 889                          * Reuse previous memory - we likely need less space
 890                          * for operational attributes
 891                          */
 892                         tmp = sl_realloc( e_flags, i * sizeof(char *) + k, op->o_tmpmemctx );
 893                         if ( tmp == NULL ) {
 894 #ifdef NEW_LOGGING
 895                                 LDAP_LOG( OPERATION, ERR,
 896                                         "send_search_entry: conn %lu "
 897                                         "not enough memory "
 898                                         "for matched values filtering\n",
 899                                         op->o_connid, 0, 0);
 900 #else
 901                                 Debug( LDAP_DEBUG_ANY,
 902                                         "send_search_entry: conn %lu "
 903                                         "not enough memory "
 904                                         "for matched values filtering\n",
 905                                         op->o_connid, 0, 0 );
 906 #endif
 907                                 ber_free( ber, 1 );
 908
 909                                 send_ldap_error( op, rs, LDAP_OTHER, "not enough memory for matched values filtering" );
 910                                 goto error_return;
 911                         }
 912                         e_flags = tmp;
 913                         a_flags = (char *)(e_flags + i);
 914                         memset( a_flags, 0, k );
 915                         for ( a = aa, i=0; a != NULL; a = a->a_next, i++ ) {
 916                                 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
 917                                 e_flags[i] = a_flags;
 918                                 a_flags += j;
 919                         }
 920                         rc = filter_matched_values(op, aa, &e_flags) ;
 921
 922                         if ( rc == -1 ) {
 923 #ifdef NEW_LOGGING
 924                                 LDAP_LOG( OPERATION, ERR,
 925                                         "send_search_entry: conn %lu "
 926                                         "matched values filtering failed\n",
 927                                         op->o_connid ? op->o_connid : 0, 0, 0);
 928 #else
 929                                 Debug( LDAP_DEBUG_ANY,
 930                                         "matched values filtering failed\n", 0, 0, 0 );
 931 #endif
 932 #ifdef LDAP_CONNECTIONLESS
 933                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 934 #endif
 935                                 ber_free( ber, 1 );
 936
 937                                 send_ldap_error( op, rs, LDAP_OTHER, "matched values filtering error" );
 938                                 goto error_return;
 939                         }
 940                 }
 941         }
 942
 943         for (a = aa, j=0; a != NULL; a = a->a_next, j++ ) {
 944                 AttributeDescription *desc = a->a_desc;
 945
 946                 if ( rs->sr_attrs == NULL ) {
 947                         /* all attrs request, skip operational attributes */
 948                         if( is_at_operational( desc->ad_type ) ) {
 949                                 continue;
 950                         }
 951
 952                 } else {
 953                         /* specific attrs requested */
 954                         if( is_at_operational( desc->ad_type ) ) {
 955                                 if( !opattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 956                                         continue;
 957                                 }
 958                         } else {
 959                                 if (!userattrs && !ad_inlist( desc, rs->sr_attrs ) )
 960                                 {
 961                                         continue;
 962                                 }
 963                         }
 964                 }
 965
 966                 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
 967                         ACL_READ, &acl_state ) )
 968                 {
 969 #ifdef NEW_LOGGING
 970                         LDAP_LOG( ACL, INFO,
 971                                 "send_search_entry: conn %lu "
 972                                 "access to attribute %s not allowed\n",
 973                                 op->o_connid, desc->ad_cname.bv_val, 0 );
 974 #else
 975                         Debug( LDAP_DEBUG_ACL, "send_search_entry: access to attribute %s "
 976                                         "not allowed\n",
 977                                         desc->ad_cname.bv_val, 0, 0 );
 978 #endif
 979
 980                         continue;
 981                 }
 982
 983                 rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname );
 984                 if ( rc == -1 ) {
 985 #ifdef NEW_LOGGING
 986                         LDAP_LOG( OPERATION, ERR,
 987                                 "send_search_entry: conn %lu  "
 988                                 "ber_printf failed\n", op->o_connid, 0, 0 );
 989 #else
 990                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 991 #endif
 992
 993 #ifdef LDAP_CONNECTIONLESS
 994                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 995 #endif
 996                         ber_free_buf( ber );
 997                         send_ldap_error( op, rs, LDAP_OTHER, "encoding description error" );
 998
 999                         attrs_free( aa );
1000                         goto error_return;
1001                 }
1002
1003                 if ( ! op->ors_attrsonly ) {
1004                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
1005                                 if ( ! access_allowed( op, rs->sr_entry,
1006                                         desc, &a->a_vals[i], ACL_READ, &acl_state ) )
1007                                 {
1008 #ifdef NEW_LOGGING
1009                                         LDAP_LOG( ACL, INFO,
1010                                                 "send_search_entry: conn %lu "
1011                                                 "access to %s, value %d not allowed\n",
1012                                                 op->o_connid, desc->ad_cname.bv_val, i );
1013 #else
1014                                         Debug( LDAP_DEBUG_ACL,
1015                                                 "send_search_entry: access to attribute %s, "
1016                                                 "value %d not allowed\n",
1017                                                 desc->ad_cname.bv_val, i, 0 );
1018 #endif
1019
1020                                         continue;
1021                                 }
1022
1023                                 if ( op->vrFilter && e_flags[j][i] == 0 ){
1024                                         continue;
1025                                 }
1026
1027                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
1028 #ifdef NEW_LOGGING
1029                                         LDAP_LOG( OPERATION, ERR,
1030                                                 "send_search_entry: conn %lu  ber_printf failed\n",
1031                                                 op->o_connid, 0, 0 );
1032 #else
1033                                         Debug( LDAP_DEBUG_ANY,
1034                                             "ber_printf failed\n", 0, 0, 0 );
1035 #endif
1036
1037 #ifdef LDAP_CONNECTIONLESS
1038                                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
1039 #endif
1040                                         ber_free_buf( ber );
1041                                         send_ldap_error( op, rs, LDAP_OTHER, "encoding values error" );
1042                                         attrs_free( aa );
1043                                         goto error_return;
1044                                 }
1045                         }
1046                 }
1047
1048                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
1049 #ifdef NEW_LOGGING
1050                         LDAP_LOG( OPERATION, ERR,
1051                                 "send_search_entry: conn %lu  ber_printf failed\n",
1052                                 op->o_connid, 0, 0 );
1053 #else
1054                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1055 #endif
1056
1057 #ifdef LDAP_CONNECTIONLESS
1058                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
1059 #endif
1060                         ber_free_buf( ber );
1061                         send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
1062
1063                         attrs_free( aa );
1064                         goto error_return;
1065                 }
1066         }
1067
1068 #ifdef LDAP_SLAPI
1069         /*
1070          * First, setup the computed attribute context that is
1071          * passed to all plugins.
1072          */
1073         ctx.cac_pb = op->o_pb;
1074         ctx.cac_attrs = rs->sr_attrs;
1075         ctx.cac_attrsonly = op->ors_attrsonly;
1076         ctx.cac_userattrs = userattrs;
1077         ctx.cac_opattrs = opattrs;
1078         ctx.cac_acl_state = acl_state;
1079         ctx.cac_private = (void *)ber;
1080
1081         /*
1082          * For each client requested attribute, call the plugins.
1083          */
1084         if ( rs->sr_attrs != NULL ) {
1085                 for ( anp = rs->sr_attrs; anp->an_name.bv_val != NULL; anp++ ) {
1086                         rc = compute_evaluator( &ctx, anp->an_name.bv_val, rs->sr_entry, slapi_x_compute_output_ber );
1087                         if ( rc == 1 ) {
1088                                 break;
1089                         }
1090                 }
1091         } else {
1092                 /*
1093                  * Technically we shouldn't be returning operational attributes
1094                  * when the user requested only user attributes. We'll let the
1095                  * plugin decide whether to be naughty or not.
1096                  */
1097                 rc = compute_evaluator( &ctx, "*", rs->sr_entry, slapi_x_compute_output_ber );
1098         }
1099         if ( rc == 1 ) {
1100                 ber_free_buf( ber );
1101                 send_ldap_error( op, rs, LDAP_OTHER, "computed attribute error" );
1102                 goto error_return;
1103         }
1104 #endif /* LDAP_SLAPI */
1105
1106         /* free e_flags */
1107         if ( e_flags ) {
1108                 sl_free( e_flags, op->o_tmpmemctx );
1109                 e_flags = NULL;
1110         }
1111
1112         attrs_free( aa );
1113         rc = ber_printf( ber, /*{{*/ "}N}" );
1114
1115         if( rc != -1 && rs->sr_ctrls != NULL ) {
1116                 rc = send_ldap_controls( ber, rs->sr_ctrls );
1117         }
1118
1119 #ifdef LDAP_CONNECTIONLESS
1120         if( op->o_conn && op->o_conn->c_is_udp && op->o_protocol == LDAP_VERSION2 ) {
1121                 ; /* empty, skip following if */
1122         } else
1123 #endif
1124         if( rc != -1 ) {
1125                 rc = ber_printf( ber, /*{*/ "N}" );
1126         }
1127
1128         if ( rc == -1 ) {
1129 #ifdef NEW_LOGGING
1130                 LDAP_LOG( OPERATION, ERR,
1131                         "send_search_entry: conn %lu ber_printf failed\n",
1132                         op->o_connid, 0, 0 );
1133 #else
1134                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1135 #endif
1136
1137 #ifdef LDAP_CONNECTIONLESS
1138                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
1139 #endif
1140                 ber_free_buf( ber );
1141                 send_ldap_error( op, rs, LDAP_OTHER, "encode entry end error" );
1142                 sl_release( mark, op->o_tmpmemctx );
1143                 return( 1 );
1144         }
1145
1146 #ifdef LDAP_CONNECTIONLESS
1147         if (!op->o_conn || op->o_conn->c_is_udp == 0) {
1148 #endif
1149         bytes = op->o_noop ? 0 : send_ldap_ber( op->o_conn, ber );
1150         ber_free_buf( ber );
1151
1152         if ( bytes < 0 ) {
1153 #ifdef NEW_LOGGING
1154                 LDAP_LOG( OPERATION, ERR,
1155                            "send_search_entry: conn %lu  ber write failed.\n",
1156                            op->o_connid, 0, 0 );
1157 #else
1158                 Debug( LDAP_DEBUG_ANY,
1159                         "send_search_entry: ber write failed\n",
1160                         0, 0, 0 );
1161 #endif
1162
1163                 sl_release( mark, op->o_tmpmemctx );
1164                 return -1;
1165         }
1166         rs->sr_nentries++;
1167
1168         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1169         num_bytes_sent += bytes;
1170         num_entries_sent++;
1171         num_pdu_sent++;
1172         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1173
1174 #ifdef LDAP_CONNECTIONLESS
1175         }
1176 #endif
1177
1178         Statslog( LDAP_DEBUG_STATS2, "conn=%lu op=%lu ENTRY dn=\"%s\"\n",
1179             op->o_connid, op->o_opid, rs->sr_entry->e_dn, 0, 0 );
1180
1181 #ifdef NEW_LOGGING
1182         LDAP_LOG( OPERATION, ENTRY,
1183                 "send_search_entry: conn %lu exit.\n", op->o_connid, 0, 0 );
1184 #else
1185         Debug( LDAP_DEBUG_TRACE, "<= send_search_entry\n", 0, 0, 0 );
1186 #endif
1187
1188         rc = 0;
1189
1190 error_return:;
1191         sl_release( mark, op->o_tmpmemctx );
1192         if ( e_flags ) sl_free( e_flags, op->o_tmpmemctx );
1193         return( rc );
1194 }
1195
1196 int
1197 slap_send_search_reference( Operation *op, SlapReply *rs )
1198 {
1199         char berbuf[LBER_ELEMENT_SIZEOF];
1200         BerElement      *ber = (BerElement *)berbuf;
1201         int rc = 0;
1202         int bytes;
1203         void *mark;
1204
1205         AttributeDescription *ad_ref = slap_schema.si_ad_ref;
1206         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
1207
1208         rs->sr_type = REP_SEARCHREF;
1209         if (op->o_callback && op->o_callback->sc_response) {
1210                 return op->o_callback->sc_response( op, rs );
1211         }
1212
1213         mark = sl_mark( op->o_tmpmemctx );
1214
1215 #ifdef NEW_LOGGING
1216         LDAP_LOG( OPERATION, ENTRY,
1217                 "send_search_reference: conn %lu  dn=\"%s\"\n",
1218                 op->o_connid, rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)", 0 );
1219 #else
1220         Debug( LDAP_DEBUG_TRACE,
1221                 "=> send_search_reference: dn=\"%s\"\n",
1222                 rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)", 0, 0 );
1223 #endif
1224
1225         if (  rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1226                 ad_entry, NULL, ACL_READ, NULL ) )
1227         {
1228 #ifdef NEW_LOGGING
1229                 LDAP_LOG( ACL, INFO,
1230                         "send_search_reference: conn %lu        "
1231                         "access to entry %s not allowed\n",
1232                         op->o_connid, rs->sr_entry->e_dn, 0 );
1233 #else
1234                 Debug( LDAP_DEBUG_ACL,
1235                         "send_search_reference: access to entry not allowed\n",
1236                     0, 0, 0 );
1237 #endif
1238                 rc = 1;
1239                 goto rel;
1240         }
1241
1242         if ( rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1243                 ad_ref, NULL, ACL_READ, NULL ) )
1244         {
1245 #ifdef NEW_LOGGING
1246                 LDAP_LOG( ACL, INFO,
1247                         "send_search_reference: conn %lu access "
1248                         "to reference not allowed.\n", op->o_connid, 0, 0 );
1249 #else
1250                 Debug( LDAP_DEBUG_ACL,
1251                         "send_search_reference: access "
1252                         "to reference not allowed\n",
1253                     0, 0, 0 );
1254 #endif
1255                 rc = 1;
1256                 goto rel;
1257         }
1258
1259 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
1260         if( op->o_domain_scope ) {
1261 #ifdef NEW_LOGGING
1262                 LDAP_LOG( OPERATION, ERR,
1263                         "send_search_reference: conn %lu domainScope control in (%s).\n",
1264                         op->o_connid, rs->sr_entry->e_dn, 0 );
1265 #else
1266                 Debug( LDAP_DEBUG_ANY,
1267                         "send_search_reference: domainScope control in (%s)\n",
1268                         rs->sr_entry->e_dn, 0, 0 );
1269 #endif
1270                 rc = 0;
1271                 goto rel;
1272         }
1273 #endif
1274
1275         if( rs->sr_ref == NULL ) {
1276 #ifdef NEW_LOGGING
1277                 LDAP_LOG( OPERATION, ERR,
1278                         "send_search_reference: conn %lu null ref in (%s).\n",
1279                         op->o_connid, rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0 );
1280 #else
1281                 Debug( LDAP_DEBUG_ANY,
1282                         "send_search_reference: null ref in (%s)\n",
1283                         rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0, 0 );
1284 #endif
1285                 rc = 1;
1286                 goto rel;
1287         }
1288
1289         if( op->o_protocol < LDAP_VERSION3 ) {
1290                 /* save the references for the result */
1291                 if( rs->sr_ref[0].bv_val != NULL ) {
1292                         if( value_add( &rs->sr_v2ref, rs->sr_ref ) )
1293                                 return LDAP_OTHER;
1294                 }
1295                 rc = 0;
1296                 goto rel;
1297         }
1298
1299 #ifdef LDAP_CONNECTIONLESS
1300         if (op->o_conn && op->o_conn->c_is_udp)
1301                 ber = op->o_res_ber;
1302         else
1303 #endif
1304         {
1305                 ber_init_w_nullc( ber, LBER_USE_DER );
1306                 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1307         }
1308
1309         rc = ber_printf( ber, "{it{W}" /*"}"*/ , op->o_msgid,
1310                 LDAP_RES_SEARCH_REFERENCE, rs->sr_ref );
1311
1312         if( rc != -1 && rs->sr_ctrls != NULL ) {
1313                 rc = send_ldap_controls( ber, rs->sr_ctrls );
1314         }
1315
1316         if( rc != -1 ) {
1317                 rc = ber_printf( ber, /*"{"*/ "N}" );
1318         }
1319
1320         if ( rc == -1 ) {
1321 #ifdef NEW_LOGGING
1322                 LDAP_LOG( OPERATION, ERR,
1323                         "send_search_reference: conn %lu        "
1324                         "ber_printf failed.\n", op->o_connid, 0, 0 );
1325 #else
1326                 Debug( LDAP_DEBUG_ANY,
1327                         "send_search_reference: ber_printf failed\n", 0, 0, 0 );
1328 #endif
1329
1330 #ifdef LDAP_CONNECTIONLESS
1331                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
1332 #endif
1333                 ber_free_buf( ber );
1334                 send_ldap_error( op, rs, LDAP_OTHER, "encode DN error" );
1335                 goto rel;
1336         }
1337
1338 #ifdef LDAP_CONNECTIONLESS
1339         if (!op->o_conn || op->o_conn->c_is_udp == 0) {
1340 #endif
1341         bytes = op->o_noop ? 0 : send_ldap_ber( op->o_conn, ber );
1342         ber_free_buf( ber );
1343
1344         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1345         num_bytes_sent += bytes;
1346         num_refs_sent++;
1347         num_pdu_sent++;
1348         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1349 #ifdef LDAP_CONNECTIONLESS
1350         }
1351 #endif
1352
1353         Statslog( LDAP_DEBUG_STATS2, "conn=%lu op=%lu REF dn=\"%s\"\n",
1354                 op->o_connid, op->o_opid, rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0, 0 );
1355
1356 #ifdef NEW_LOGGING
1357         LDAP_LOG( OPERATION, ENTRY,
1358                 "send_search_reference: conn %lu exit.\n", op->o_connid, 0, 0 );
1359 #else
1360         Debug( LDAP_DEBUG_TRACE, "<= send_search_reference\n", 0, 0, 0 );
1361 #endif
1362
1363 rel:
1364         sl_release( mark, op->o_tmpmemctx );
1365         return rc;
1366 }
1367
1368 int
1369 str2result(
1370     char        *s,
1371     int         *code,
1372     char        **matched,
1373     char        **info
1374 )
1375 {
1376         int     rc;
1377         char    *c;
1378
1379         *code = LDAP_SUCCESS;
1380         *matched = NULL;
1381         *info = NULL;
1382
1383         if ( strncasecmp( s, "RESULT", 6 ) != 0 ) {
1384 #ifdef NEW_LOGGING
1385                 LDAP_LOG( OPERATION, INFO,
1386                         "str2result: (%s), expecting \"RESULT\"\n", s, 0, 0 );
1387 #else
1388                 Debug( LDAP_DEBUG_ANY, "str2result (%s) expecting \"RESULT\"\n",
1389                     s, 0, 0 );
1390 #endif
1391
1392                 return( -1 );
1393         }
1394
1395         rc = 0;
1396         while ( (s = strchr( s, '\n' )) != NULL ) {
1397                 *s++ = '\0';
1398                 if ( *s == '\0' ) {
1399                         break;
1400                 }
1401                 if ( (c = strchr( s, ':' )) != NULL ) {
1402                         c++;
1403                 }
1404
1405                 if ( strncasecmp( s, "code", 4 ) == 0 ) {
1406                         if ( c != NULL ) {
1407                                 *code = atoi( c );
1408                         }
1409                 } else if ( strncasecmp( s, "matched", 7 ) == 0 ) {
1410                         if ( c != NULL ) {
1411                                 *matched = c;
1412                         }
1413                 } else if ( strncasecmp( s, "info", 4 ) == 0 ) {
1414                         if ( c != NULL ) {
1415                                 *info = c;
1416                         }
1417                 } else {
1418 #ifdef NEW_LOGGING
1419                         LDAP_LOG( OPERATION, INFO, "str2result: (%s) unknown.\n", s, 0, 0 );
1420 #else
1421                         Debug( LDAP_DEBUG_ANY, "str2result (%s) unknown\n",
1422                             s, 0, 0 );
1423 #endif
1424
1425                         rc = -1;
1426                 }
1427         }
1428
1429         return( rc );
1430 }