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, "send_search_entry: conn %lu        dn=\"%s\"%s\n",
 616                 op->o_connid, rs->sr_entry->e_name.bv_val,
 617                 op->ors_attrsonly ? " (attrsOnly)" : "" );
 618 #else
 619         Debug( LDAP_DEBUG_TRACE, "=> send_search_entry: dn=\"%s\"%s\n",
 620                 rs->sr_entry->e_name.bv_val,
 621                 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 #ifdef NEW_LOGGING
 628                 LDAP_LOG( ACL, INFO,
 629                         "send_search_entry: conn %lu access to entry (%s) not allowed\n",
 630                         op->o_connid, rs->sr_entry->e_name.bv_val, 0 );
 631 #else
 632                 Debug( LDAP_DEBUG_ACL,
 633                         "send_search_entry: access to entry not allowed\n",
 634                     0, 0, 0 );
 635 #endif
 636
 637                 sl_release( mark, op->o_tmpmemctx );
 638                 return( 1 );
 639         }
 640
 641         edn = rs->sr_entry->e_nname.bv_val;
 642
 643 #ifdef LDAP_CONNECTIONLESS
 644         if (op->o_conn && op->o_conn->c_is_udp) {
 645             ber = op->o_res_ber;
 646         } else
 647 #endif
 648         {
 649                 ber_len_t       siz, len;
 650                 struct berval   bv;
 651
 652                 entry_flatsize( rs->sr_entry, &siz, &len, 0 );
 653                 bv.bv_len = siz + len;
 654                 bv.bv_val = op->o_tmpalloc(bv.bv_len, op->o_tmpmemctx );
 655
 656                 ber_init2( ber, &bv, LBER_USE_DER );
 657                 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
 658         }
 659
 660 #ifdef LDAP_CONNECTIONLESS
 661         if (op->o_conn && op->o_conn->c_is_udp && op->o_protocol == LDAP_VERSION2) {
 662             rc = ber_printf(ber, "t{O{" /*}}*/,
 663                 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name);
 664         } else
 665 #endif
 666         {
 667             rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
 668                 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
 669         }
 670
 671         if ( rc == -1 ) {
 672 #ifdef NEW_LOGGING
 673                 LDAP_LOG( OPERATION, ERR,
 674                         "send_search_entry: conn %lu  ber_printf failed\n",
 675                         op->o_connid, 0, 0 );
 676 #else
 677                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 678 #endif
 679
 680 #ifdef LDAP_CONNECTIONLESS
 681                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
 682 #endif
 683                 ber_free_buf( ber );
 684                 send_ldap_error( op, rs, LDAP_OTHER, "encoding DN error" );
 685                 goto error_return;
 686         }
 687
 688         /* check for special all user attributes ("*") type */
 689         userattrs = ( rs->sr_attrs == NULL ) ? 1
 690                 : an_find( rs->sr_attrs, &AllUser );
 691
 692         /* check for special all operational attributes ("+") type */
 693         opattrs = ( rs->sr_attrs == NULL ) ? 0
 694                 : an_find( rs->sr_attrs, &AllOper );
 695
 696         /* create an array of arrays of flags. Each flag corresponds
 697          * to particular value of attribute and equals 1 if value matches
 698          * to ValuesReturnFilter or 0 if not
 699          */
 700         if ( op->o_vrFilter != NULL ) {
 701                 int     k = 0;
 702                 size_t  size;
 703
 704                 for ( a = rs->sr_entry->e_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
 705                         for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
 706                 }
 707
 708                 size = i * sizeof(char *) + k;
 709                 if ( size > 0 ) {
 710                         char    *a_flags;
 711                         e_flags = sl_calloc ( 1, i * sizeof(char *) + k, op->o_tmpmemctx );
 712                         if( e_flags == NULL ) {
 713 #ifdef NEW_LOGGING
 714                                 LDAP_LOG( OPERATION, ERR,
 715                                         "send_search_entry: conn %lu sl_calloc failed\n",
 716                                         op->o_connid ? op->o_connid : 0, 0, 0 );
 717 #else
 718                         Debug( LDAP_DEBUG_ANY,
 719                                         "send_search_entry: sl_calloc failed\n", 0, 0, 0 );
 720 #endif
 721                                 ber_free( ber, 1 );
 722
 723                                 send_ldap_error( op, rs, LDAP_OTHER, "out of memory" );
 724                                 goto error_return;
 725                         }
 726                         a_flags = (char *)(e_flags + i);
 727                         memset( a_flags, 0, k );
 728                         for ( a=rs->sr_entry->e_attrs, i=0; a != NULL; a=a->a_next, i++ ) {
 729                                 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
 730                                 e_flags[i] = a_flags;
 731                                 a_flags += j;
 732                         }
 733
 734                         rc = filter_matched_values(op, rs->sr_entry->e_attrs, &e_flags) ;
 735                         if ( rc == -1 ) {
 736 #ifdef NEW_LOGGING
 737                                 LDAP_LOG( OPERATION, ERR, "send_search_entry: "
 738                                         "conn %lu matched values filtering failed\n",
 739                                         op->o_connid ? op->o_connid : 0, 0, 0 );
 740 #else
 741                         Debug( LDAP_DEBUG_ANY,
 742                                         "matched values filtering failed\n", 0, 0, 0 );
 743 #endif
 744 #ifdef LDAP_CONNECTIONLESS
 745                                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
 746 #endif
 747                                 {
 748                                         ber_free( ber, 1 );
 749                                 }
 750
 751                                 send_ldap_error( op, rs, LDAP_OTHER,
 752                                         "matched values filtering error" );
 753                                 goto error_return;
 754                         }
 755                 }
 756         }
 757
 758         for ( a = rs->sr_entry->e_attrs, j = 0; a != NULL; a = a->a_next, j++ ) {
 759                 AttributeDescription *desc = a->a_desc;
 760
 761                 if ( rs->sr_attrs == NULL ) {
 762                         /* all attrs request, skip operational attributes */
 763                         if( is_at_operational( desc->ad_type ) ) {
 764                                 continue;
 765                         }
 766
 767                 } else {
 768                         /* specific attrs requested */
 769                         if ( is_at_operational( desc->ad_type ) ) {
 770                                 if( !opattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 771                                         continue;
 772                                 }
 773
 774                         } else {
 775                                 if (!userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 776                                         continue;
 777                                 }
 778                         }
 779                 }
 780
 781                 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
 782                         ACL_READ, &acl_state ) )
 783                 {
 784 #ifdef NEW_LOGGING
 785                         LDAP_LOG( ACL, INFO,
 786                                 "send_search_entry: conn %lu  access to attribute %s not "
 787                                 "allowed\n", op->o_connid, desc->ad_cname.bv_val, 0 );
 788 #else
 789                         Debug( LDAP_DEBUG_ACL, "acl: "
 790                                 "access to attribute %s not allowed\n",
 791                             desc->ad_cname.bv_val, 0, 0 );
 792 #endif
 793                         continue;
 794                 }
 795
 796                 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
 797 #ifdef NEW_LOGGING
 798                         LDAP_LOG( OPERATION, ERR,
 799                                 "send_search_entry: conn %lu  ber_printf failed\n",
 800                                 op->o_connid, 0, 0 );
 801 #else
 802                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 803 #endif
 804
 805 #ifdef LDAP_CONNECTIONLESS
 806                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 807 #endif
 808                         ber_free_buf( ber );
 809                         send_ldap_error( op, rs, LDAP_OTHER, "encoding description error");
 810                         goto error_return;
 811                 }
 812
 813                 if ( ! op->ors_attrsonly ) {
 814                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
 815                                 if ( ! access_allowed( op, rs->sr_entry,
 816                                         desc, &a->a_vals[i], ACL_READ, &acl_state ) )
 817                                 {
 818 #ifdef NEW_LOGGING
 819                                         LDAP_LOG( ACL, INFO,
 820                                                 "send_search_entry: conn %lu "
 821                                                 "access to attribute %s, value %d not allowed\n",
 822                                                 op->o_connid, desc->ad_cname.bv_val, i );
 823 #else
 824                                         Debug( LDAP_DEBUG_ACL,
 825                                                 "acl: access to attribute %s, "
 826                                                 "value %d not allowed\n",
 827                                                 desc->ad_cname.bv_val, i, 0 );
 828 #endif
 829
 830                                         continue;
 831                                 }
 832
 833                                 if ( op->o_vrFilter && e_flags[j][i] == 0 ){
 834                                         continue;
 835                                 }
 836
 837                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
 838 #ifdef NEW_LOGGING
 839                                         LDAP_LOG( OPERATION, ERR,
 840                                                 "send_search_entry: conn %lu  "
 841                                                 "ber_printf failed.\n", op->o_connid, 0, 0 );
 842 #else
 843                                         Debug( LDAP_DEBUG_ANY,
 844                                             "ber_printf failed\n", 0, 0, 0 );
 845 #endif
 846
 847 #ifdef LDAP_CONNECTIONLESS
 848                                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 849 #endif
 850                                         ber_free_buf( ber );
 851                                         send_ldap_error( op, rs, LDAP_OTHER,
 852                                                 "encoding values error" );
 853                                         goto error_return;
 854                                 }
 855                         }
 856                 }
 857
 858                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
 859 #ifdef NEW_LOGGING
 860                         LDAP_LOG( OPERATION, ERR,
 861                                 "send_search_entry: conn %lu ber_printf failed\n",
 862                                 op->o_connid, 0, 0 );
 863 #else
 864                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 865 #endif
 866
 867 #ifdef LDAP_CONNECTIONLESS
 868                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 869 #endif
 870                         ber_free_buf( ber );
 871                         send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
 872                         goto error_return;
 873                 }
 874         }
 875
 876         /* eventually will loop through generated operational attributes */
 877         /* only have subschemaSubentry implemented */
 878         aa = backend_operational( op, rs, opattrs );
 879
 880         if ( aa != NULL && op->o_vrFilter != NULL ) {
 881                 int     k = 0;
 882                 size_t  size;
 883
 884                 for ( a = aa, i=0; a != NULL; a = a->a_next, i++ ) {
 885                         for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
 886                 }
 887
 888                 size = i * sizeof(char *) + k;
 889                 if ( size > 0 ) {
 890                         char    *a_flags, **tmp;
 891
 892                         /*
 893                          * Reuse previous memory - we likely need less space
 894                          * for operational attributes
 895                          */
 896                         tmp = sl_realloc( e_flags, i * sizeof(char *) + k,
 897                                 op->o_tmpmemctx );
 898                         if ( tmp == NULL ) {
 899 #ifdef NEW_LOGGING
 900                                 LDAP_LOG( OPERATION, ERR,
 901                                         "send_search_entry: conn %lu "
 902                                         "not enough memory "
 903                                         "for matched values filtering\n",
 904                                         op->o_connid, 0, 0);
 905 #else
 906                                 Debug( LDAP_DEBUG_ANY,
 907                                         "send_search_entry: conn %lu "
 908                                         "not enough memory "
 909                                         "for matched values filtering\n",
 910                                         op->o_connid, 0, 0 );
 911 #endif
 912                                 ber_free( ber, 1 );
 913
 914                                 send_ldap_error( op, rs, LDAP_OTHER,
 915                                         "not enough memory for matched values filtering" );
 916                                 goto error_return;
 917                         }
 918                         e_flags = tmp;
 919                         a_flags = (char *)(e_flags + i);
 920                         memset( a_flags, 0, k );
 921                         for ( a = aa, i=0; a != NULL; a = a->a_next, i++ ) {
 922                                 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
 923                                 e_flags[i] = a_flags;
 924                                 a_flags += j;
 925                         }
 926                         rc = filter_matched_values(op, aa, &e_flags) ;
 927
 928                         if ( rc == -1 ) {
 929 #ifdef NEW_LOGGING
 930                                 LDAP_LOG( OPERATION, ERR,
 931                                         "send_search_entry: conn %lu "
 932                                         "matched values filtering failed\n",
 933                                         op->o_connid ? op->o_connid : 0, 0, 0);
 934 #else
 935                                 Debug( LDAP_DEBUG_ANY,
 936                                         "matched values filtering failed\n", 0, 0, 0 );
 937 #endif
 938 #ifdef LDAP_CONNECTIONLESS
 939                                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
 940 #endif
 941                                 {
 942                                         ber_free( ber, 1 );
 943                                 }
 944
 945                                 send_ldap_error( op, rs, LDAP_OTHER,
 946                                         "matched values filtering error" );
 947                                 goto error_return;
 948                         }
 949                 }
 950         }
 951
 952         for (a = aa, j=0; a != NULL; a = a->a_next, j++ ) {
 953                 AttributeDescription *desc = a->a_desc;
 954
 955                 if ( rs->sr_attrs == NULL ) {
 956                         /* all attrs request, skip operational attributes */
 957                         if( is_at_operational( desc->ad_type ) ) {
 958                                 continue;
 959                         }
 960
 961                 } else {
 962                         /* specific attrs requested */
 963                         if( is_at_operational( desc->ad_type ) ) {
 964                                 if( !opattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 965                                         continue;
 966                                 }
 967                         } else {
 968                                 if (!userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 969                                         continue;
 970                                 }
 971                         }
 972                 }
 973
 974                 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
 975                         ACL_READ, &acl_state ) )
 976                 {
 977 #ifdef NEW_LOGGING
 978                         LDAP_LOG( ACL, INFO,
 979                                 "send_search_entry: conn %lu "
 980                                 "access to attribute %s not allowed\n",
 981                                 op->o_connid, desc->ad_cname.bv_val, 0 );
 982 #else
 983                         Debug( LDAP_DEBUG_ACL, "send_search_entry: access to attribute %s "
 984                                 "not allowed\n", desc->ad_cname.bv_val, 0, 0 );
 985 #endif
 986
 987                         continue;
 988                 }
 989
 990                 rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname );
 991                 if ( rc == -1 ) {
 992 #ifdef NEW_LOGGING
 993                         LDAP_LOG( OPERATION, ERR,
 994                                 "send_search_entry: conn %lu  "
 995                                 "ber_printf failed\n", op->o_connid, 0, 0 );
 996 #else
 997                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 998 #endif
 999
1000 #ifdef LDAP_CONNECTIONLESS
1001                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
1002 #endif
1003                         {
1004                                 ber_free_buf( ber );
1005                         }
1006                         send_ldap_error( op, rs, LDAP_OTHER, "encoding description error" );
1007
1008                         attrs_free( aa );
1009                         goto error_return;
1010                 }
1011
1012                 if ( ! op->ors_attrsonly ) {
1013                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
1014                                 if ( ! access_allowed( op, rs->sr_entry,
1015                                         desc, &a->a_vals[i], ACL_READ, &acl_state ) )
1016                                 {
1017 #ifdef NEW_LOGGING
1018                                         LDAP_LOG( ACL, INFO,
1019                                                 "send_search_entry: conn %lu "
1020                                                 "access to %s, value %d not allowed\n",
1021                                                 op->o_connid, desc->ad_cname.bv_val, i );
1022 #else
1023                                         Debug( LDAP_DEBUG_ACL,
1024                                                 "send_search_entry: access to attribute %s, "
1025                                                 "value %d not allowed\n",
1026                                                 desc->ad_cname.bv_val, i, 0 );
1027 #endif
1028
1029                                         continue;
1030                                 }
1031
1032                                 if ( op->o_vrFilter && e_flags[j][i] == 0 ){
1033                                         continue;
1034                                 }
1035
1036                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
1037 #ifdef NEW_LOGGING
1038                                         LDAP_LOG( OPERATION, ERR,
1039                                                 "send_search_entry: conn %lu  ber_printf failed\n",
1040                                                 op->o_connid, 0, 0 );
1041 #else
1042                                         Debug( LDAP_DEBUG_ANY,
1043                                             "ber_printf failed\n", 0, 0, 0 );
1044 #endif
1045
1046 #ifdef LDAP_CONNECTIONLESS
1047                                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
1048 #endif
1049                                         {
1050                                                 ber_free_buf( ber );
1051                                         }
1052                                         send_ldap_error( op, rs, LDAP_OTHER,
1053                                                 "encoding values error" );
1054                                         attrs_free( aa );
1055                                         goto error_return;
1056                                 }
1057                         }
1058                 }
1059
1060                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
1061 #ifdef NEW_LOGGING
1062                         LDAP_LOG( OPERATION, ERR,
1063                                 "send_search_entry: conn %lu  ber_printf failed\n",
1064                                 op->o_connid, 0, 0 );
1065 #else
1066                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1067 #endif
1068
1069 #ifdef LDAP_CONNECTIONLESS
1070                         if (!op->o_conn || op->o_conn->c_is_udp == 0)
1071 #endif
1072                         {
1073                                 ber_free_buf( ber );
1074                         }
1075                         send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
1076
1077                         attrs_free( aa );
1078                         goto error_return;
1079                 }
1080         }
1081
1082 #ifdef LDAP_SLAPI
1083         /*
1084          * First, setup the computed attribute context that is
1085          * passed to all plugins.
1086          */
1087         ctx.cac_pb = op->o_pb;
1088         ctx.cac_attrs = rs->sr_attrs;
1089         ctx.cac_attrsonly = op->ors_attrsonly;
1090         ctx.cac_userattrs = userattrs;
1091         ctx.cac_opattrs = opattrs;
1092         ctx.cac_acl_state = acl_state;
1093         ctx.cac_private = (void *)ber;
1094
1095         /*
1096          * For each client requested attribute, call the plugins.
1097          */
1098         if ( rs->sr_attrs != NULL ) {
1099                 for ( anp = rs->sr_attrs; anp->an_name.bv_val != NULL; anp++ ) {
1100                         rc = compute_evaluator( &ctx, anp->an_name.bv_val,
1101                                 rs->sr_entry, slapi_x_compute_output_ber );
1102                         if ( rc == 1 ) {
1103                                 break;
1104                         }
1105                 }
1106         } else {
1107                 /*
1108                  * Technically we shouldn't be returning operational attributes
1109                  * when the user requested only user attributes. We'll let the
1110                  * plugin decide whether to be naughty or not.
1111                  */
1112                 rc = compute_evaluator( &ctx, "*",
1113                         rs->sr_entry, slapi_x_compute_output_ber );
1114         }
1115         if ( rc == 1 ) {
1116                 ber_free_buf( ber );
1117                 send_ldap_error( op, rs, LDAP_OTHER, "computed attribute error" );
1118                 goto error_return;
1119         }
1120 #endif /* LDAP_SLAPI */
1121
1122         /* free e_flags */
1123         if ( e_flags ) {
1124                 sl_free( e_flags, op->o_tmpmemctx );
1125                 e_flags = NULL;
1126         }
1127
1128         attrs_free( aa );
1129         rc = ber_printf( ber, /*{{*/ "}N}" );
1130
1131         if( rc != -1 && rs->sr_ctrls != NULL ) {
1132                 rc = send_ldap_controls( ber, rs->sr_ctrls );
1133         }
1134
1135 #ifdef LDAP_CONNECTIONLESS
1136         if( op->o_conn && op->o_conn->c_is_udp &&
1137                 op->o_protocol == LDAP_VERSION2 )
1138         {
1139                 ; /* empty, skip following if */
1140         } else
1141 #endif
1142         if( rc != -1 ) {
1143                 rc = ber_printf( ber, /*{*/ "N}" );
1144         }
1145
1146         if ( rc == -1 ) {
1147 #ifdef NEW_LOGGING
1148                 LDAP_LOG( OPERATION, ERR,
1149                         "send_search_entry: conn %lu ber_printf failed\n",
1150                         op->o_connid, 0, 0 );
1151 #else
1152                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1153 #endif
1154
1155 #ifdef LDAP_CONNECTIONLESS
1156                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
1157 #endif
1158                 {
1159                         ber_free_buf( ber );
1160                 }
1161                 send_ldap_error( op, rs, LDAP_OTHER, "encode entry end error" );
1162                 sl_release( mark, op->o_tmpmemctx );
1163                 return( 1 );
1164         }
1165
1166 #ifdef LDAP_CONNECTIONLESS
1167         if (!op->o_conn || op->o_conn->c_is_udp == 0)
1168 #endif
1169         {
1170                 bytes = op->o_noop ? 0 : send_ldap_ber( op->o_conn, ber );
1171                 ber_free_buf( ber );
1172
1173                 if ( bytes < 0 ) {
1174 #ifdef NEW_LOGGING
1175                         LDAP_LOG( OPERATION, ERR,
1176                                 "send_search_entry: conn %lu  ber write failed.\n",
1177                                 op->o_connid, 0, 0 );
1178 #else
1179                         Debug( LDAP_DEBUG_ANY,
1180                                 "send_search_entry: ber write failed\n",
1181                                 0, 0, 0 );
1182 #endif
1183
1184                         sl_release( mark, op->o_tmpmemctx );
1185                         return -1;
1186                 }
1187                 rs->sr_nentries++;
1188
1189                 ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1190                 num_bytes_sent += bytes;
1191                 num_entries_sent++;
1192                 num_pdu_sent++;
1193                 ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1194         }
1195
1196         Statslog( LDAP_DEBUG_STATS2, "conn=%lu op=%lu ENTRY dn=\"%s\"\n",
1197             op->o_connid, op->o_opid, rs->sr_entry->e_dn, 0, 0 );
1198
1199 #ifdef NEW_LOGGING
1200         LDAP_LOG( OPERATION, ENTRY,
1201                 "send_search_entry: conn %lu exit.\n", op->o_connid, 0, 0 );
1202 #else
1203         Debug( LDAP_DEBUG_TRACE, "<= send_search_entry\n", 0, 0, 0 );
1204 #endif
1205
1206         rc = 0;
1207
1208 error_return:;
1209         sl_release( mark, op->o_tmpmemctx );
1210         if ( e_flags ) sl_free( e_flags, op->o_tmpmemctx );
1211         return( rc );
1212 }
1213
1214 int
1215 slap_send_search_reference( Operation *op, SlapReply *rs )
1216 {
1217         char berbuf[LBER_ELEMENT_SIZEOF];
1218         BerElement      *ber = (BerElement *)berbuf;
1219         int rc = 0;
1220         int bytes;
1221         void *mark;
1222
1223         AttributeDescription *ad_ref = slap_schema.si_ad_ref;
1224         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
1225
1226         rs->sr_type = REP_SEARCHREF;
1227         if (op->o_callback && op->o_callback->sc_response) {
1228                 return op->o_callback->sc_response( op, rs );
1229         }
1230
1231         mark = sl_mark( op->o_tmpmemctx );
1232
1233 #ifdef NEW_LOGGING
1234         LDAP_LOG( OPERATION, ENTRY,
1235                 "send_search_reference: conn %lu  dn=\"%s\"\n",
1236                 op->o_connid, rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)", 0 );
1237 #else
1238         Debug( LDAP_DEBUG_TRACE,
1239                 "=> send_search_reference: dn=\"%s\"\n",
1240                 rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)", 0, 0 );
1241 #endif
1242
1243         if (  rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1244                 ad_entry, NULL, ACL_READ, NULL ) )
1245         {
1246 #ifdef NEW_LOGGING
1247                 LDAP_LOG( ACL, INFO,
1248                         "send_search_reference: conn %lu        "
1249                         "access to entry %s not allowed\n",
1250                         op->o_connid, rs->sr_entry->e_dn, 0 );
1251 #else
1252                 Debug( LDAP_DEBUG_ACL,
1253                         "send_search_reference: access to entry not allowed\n",
1254                     0, 0, 0 );
1255 #endif
1256                 rc = 1;
1257                 goto rel;
1258         }
1259
1260         if ( rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1261                 ad_ref, NULL, ACL_READ, NULL ) )
1262         {
1263 #ifdef NEW_LOGGING
1264                 LDAP_LOG( ACL, INFO,
1265                         "send_search_reference: conn %lu access "
1266                         "to reference not allowed.\n", op->o_connid, 0, 0 );
1267 #else
1268                 Debug( LDAP_DEBUG_ACL,
1269                         "send_search_reference: access "
1270                         "to reference not allowed\n",
1271                     0, 0, 0 );
1272 #endif
1273                 rc = 1;
1274                 goto rel;
1275         }
1276
1277 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
1278         if( op->o_domain_scope ) {
1279 #ifdef NEW_LOGGING
1280                 LDAP_LOG( OPERATION, ERR,
1281                         "send_search_reference: conn %lu domainScope control in (%s).\n",
1282                         op->o_connid, rs->sr_entry->e_dn, 0 );
1283 #else
1284                 Debug( LDAP_DEBUG_ANY,
1285                         "send_search_reference: domainScope control in (%s)\n",
1286                         rs->sr_entry->e_dn, 0, 0 );
1287 #endif
1288                 rc = 0;
1289                 goto rel;
1290         }
1291 #endif
1292
1293         if( rs->sr_ref == NULL ) {
1294 #ifdef NEW_LOGGING
1295                 LDAP_LOG( OPERATION, ERR,
1296                         "send_search_reference: conn %lu null ref in (%s).\n",
1297                         op->o_connid, rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0 );
1298 #else
1299                 Debug( LDAP_DEBUG_ANY,
1300                         "send_search_reference: null ref in (%s)\n",
1301                         rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0, 0 );
1302 #endif
1303                 rc = 1;
1304                 goto rel;
1305         }
1306
1307         if( op->o_protocol < LDAP_VERSION3 ) {
1308                 /* save the references for the result */
1309                 if( rs->sr_ref[0].bv_val != NULL ) {
1310                         if( value_add( &rs->sr_v2ref, rs->sr_ref ) )
1311                                 return LDAP_OTHER;
1312                 }
1313                 rc = 0;
1314                 goto rel;
1315         }
1316
1317 #ifdef LDAP_CONNECTIONLESS
1318         if (op->o_conn && op->o_conn->c_is_udp)
1319                 ber = op->o_res_ber;
1320         else
1321 #endif
1322         {
1323                 ber_init_w_nullc( ber, LBER_USE_DER );
1324                 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1325         }
1326
1327         rc = ber_printf( ber, "{it{W}" /*"}"*/ , op->o_msgid,
1328                 LDAP_RES_SEARCH_REFERENCE, rs->sr_ref );
1329
1330         if( rc != -1 && rs->sr_ctrls != NULL ) {
1331                 rc = send_ldap_controls( ber, rs->sr_ctrls );
1332         }
1333
1334         if( rc != -1 ) {
1335                 rc = ber_printf( ber, /*"{"*/ "N}" );
1336         }
1337
1338         if ( rc == -1 ) {
1339 #ifdef NEW_LOGGING
1340                 LDAP_LOG( OPERATION, ERR,
1341                         "send_search_reference: conn %lu        "
1342                         "ber_printf failed.\n", op->o_connid, 0, 0 );
1343 #else
1344                 Debug( LDAP_DEBUG_ANY,
1345                         "send_search_reference: ber_printf failed\n", 0, 0, 0 );
1346 #endif
1347
1348 #ifdef LDAP_CONNECTIONLESS
1349                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
1350 #endif
1351                 ber_free_buf( ber );
1352                 send_ldap_error( op, rs, LDAP_OTHER, "encode DN error" );
1353                 goto rel;
1354         }
1355
1356 #ifdef LDAP_CONNECTIONLESS
1357         if (!op->o_conn || op->o_conn->c_is_udp == 0) {
1358 #endif
1359         bytes = op->o_noop ? 0 : send_ldap_ber( op->o_conn, ber );
1360         ber_free_buf( ber );
1361
1362         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1363         num_bytes_sent += bytes;
1364         num_refs_sent++;
1365         num_pdu_sent++;
1366         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1367 #ifdef LDAP_CONNECTIONLESS
1368         }
1369 #endif
1370
1371         Statslog( LDAP_DEBUG_STATS2, "conn=%lu op=%lu REF dn=\"%s\"\n",
1372                 op->o_connid, op->o_opid, rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0, 0 );
1373
1374 #ifdef NEW_LOGGING
1375         LDAP_LOG( OPERATION, ENTRY,
1376                 "send_search_reference: conn %lu exit.\n", op->o_connid, 0, 0 );
1377 #else
1378         Debug( LDAP_DEBUG_TRACE, "<= send_search_reference\n", 0, 0, 0 );
1379 #endif
1380
1381 rel:
1382         sl_release( mark, op->o_tmpmemctx );
1383         return rc;
1384 }
1385
1386 int
1387 str2result(
1388     char        *s,
1389     int         *code,
1390     char        **matched,
1391     char        **info
1392 )
1393 {
1394         int     rc;
1395         char    *c;
1396
1397         *code = LDAP_SUCCESS;
1398         *matched = NULL;
1399         *info = NULL;
1400
1401         if ( strncasecmp( s, "RESULT", 6 ) != 0 ) {
1402 #ifdef NEW_LOGGING
1403                 LDAP_LOG( OPERATION, INFO,
1404                         "str2result: (%s), expecting \"RESULT\"\n", s, 0, 0 );
1405 #else
1406                 Debug( LDAP_DEBUG_ANY, "str2result (%s) expecting \"RESULT\"\n",
1407                     s, 0, 0 );
1408 #endif
1409
1410                 return( -1 );
1411         }
1412
1413         rc = 0;
1414         while ( (s = strchr( s, '\n' )) != NULL ) {
1415                 *s++ = '\0';
1416                 if ( *s == '\0' ) {
1417                         break;
1418                 }
1419                 if ( (c = strchr( s, ':' )) != NULL ) {
1420                         c++;
1421                 }
1422
1423                 if ( strncasecmp( s, "code", 4 ) == 0 ) {
1424                         if ( c != NULL ) {
1425                                 *code = atoi( c );
1426                         }
1427                 } else if ( strncasecmp( s, "matched", 7 ) == 0 ) {
1428                         if ( c != NULL ) {
1429                                 *matched = c;
1430                         }
1431                 } else if ( strncasecmp( s, "info", 4 ) == 0 ) {
1432                         if ( c != NULL ) {
1433                                 *info = c;
1434                         }
1435                 } else {
1436 #ifdef NEW_LOGGING
1437                         LDAP_LOG( OPERATION, INFO, "str2result: (%s) unknown.\n", s, 0, 0 );
1438 #else
1439                         Debug( LDAP_DEBUG_ANY, "str2result (%s) unknown\n",
1440                             s, 0, 0 );
1441 #endif
1442
1443                         rc = -1;
1444                 }
1445         }
1446
1447         return( rc );
1448 }