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 1998-2002 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 static char *v2ref( BerVarray ref, const char *text )
  22 {
  23         size_t len = 0, i = 0;
  24         char *v2;
  25
  26         if(ref == NULL) {
  27                 if (text) {
  28                         return ch_strdup(text);
  29                 } else {
  30                         return NULL;
  31                 }
  32         }
  33
  34         if ( text != NULL ) {
  35                 len = strlen( text );
  36                 if (text[len-1] != '\n') {
  37                     i = 1;
  38                 }
  39         }
  40
  41         v2 = ch_malloc( len+i+sizeof("Referral:") );
  42         if( text != NULL ) {
  43                 strcpy(v2, text);
  44                 if( i ) {
  45                         v2[len++] = '\n';
  46                 }
  47         }
  48         strcpy( v2+len, "Referral:" );
  49         len += sizeof("Referral:");
  50
  51         for( i=0; ref[i].bv_val != NULL; i++ ) {
  52                 v2 = ch_realloc( v2, len + ref[i].bv_len + 1 );
  53                 v2[len-1] = '\n';
  54                 AC_MEMCPY(&v2[len], ref[i].bv_val, ref[i].bv_len );
  55                 len += ref[i].bv_len;
  56                 if (ref[i].bv_val[ref[i].bv_len-1] != '/') {
  57                         ++len;
  58                 }
  59         }
  60
  61         v2[len-1] = '\0';
  62         return v2;
  63 }
  64
  65 static ber_tag_t req2res( ber_tag_t tag )
  66 {
  67         switch( tag ) {
  68         case LDAP_REQ_ADD:
  69         case LDAP_REQ_BIND:
  70         case LDAP_REQ_COMPARE:
  71         case LDAP_REQ_EXTENDED:
  72         case LDAP_REQ_MODIFY:
  73         case LDAP_REQ_MODRDN:
  74                 tag++;
  75                 break;
  76
  77         case LDAP_REQ_DELETE:
  78                 tag = LDAP_RES_DELETE;
  79                 break;
  80
  81         case LDAP_REQ_ABANDON:
  82         case LDAP_REQ_UNBIND:
  83                 tag = LBER_SEQUENCE;
  84                 break;
  85
  86         case LDAP_REQ_SEARCH:
  87                 tag = LDAP_RES_SEARCH_RESULT;
  88                 break;
  89
  90         default:
  91                 tag = LBER_SEQUENCE;
  92         }
  93
  94         return tag;
  95 }
  96
  97 static long send_ldap_ber(
  98         Connection *conn,
  99         BerElement *ber )
 100 {
 101         ber_len_t bytes;
 102
 103         ber_get_option( ber, LBER_OPT_BER_BYTES_TO_WRITE, &bytes );
 104
 105         /* write only one pdu at a time - wait til it's our turn */
 106         ldap_pvt_thread_mutex_lock( &conn->c_write_mutex );
 107
 108         /* lock the connection */
 109         ldap_pvt_thread_mutex_lock( &conn->c_mutex );
 110
 111         /* write the pdu */
 112         while( 1 ) {
 113                 int err;
 114                 ber_socket_t    sd;
 115
 116                 if ( connection_state_closing( conn ) ) {
 117                         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 118                         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 119
 120                         return 0;
 121                 }
 122
 123                 if ( ber_flush( conn->c_sb, ber, 0 ) == 0 ) {
 124                         break;
 125                 }
 126
 127                 err = errno;
 128
 129                 /*
 130                  * we got an error.  if it's ewouldblock, we need to
 131                  * wait on the socket being writable.  otherwise, figure
 132                  * it's a hard error and return.
 133                  */
 134
 135 #ifdef NEW_LOGGING
 136                 LDAP_LOG( OPERATION, ERR,
 137                         "send_ldap_ber: conn %lu  ber_flush failed err=%d (%s)\n",
 138                         conn ? conn->c_connid : 0, err, sock_errstr(err) );
 139 #else
 140                 Debug( LDAP_DEBUG_CONNS, "ber_flush failed errno=%d reason=\"%s\"\n",
 141                     err, sock_errstr(err), 0 );
 142 #endif
 143
 144                 if ( err != EWOULDBLOCK && err != EAGAIN ) {
 145                         connection_closing( conn );
 146
 147                         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 148                         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 149
 150                         return( -1 );
 151                 }
 152
 153                 /* wait for socket to be write-ready */
 154                 conn->c_writewaiter = 1;
 155                 ber_sockbuf_ctrl( conn->c_sb, LBER_SB_OPT_GET_FD, &sd );
 156                 slapd_set_write( sd, 1 );
 157
 158                 ldap_pvt_thread_cond_wait( &conn->c_write_cv, &conn->c_mutex );
 159                 conn->c_writewaiter = 0;
 160         }
 161
 162         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 163         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 164
 165         return bytes;
 166 }
 167
 168 static int
 169 send_ldap_controls( BerElement *ber, LDAPControl **c )
 170 {
 171         int rc;
 172         if( c == NULL ) return 0;
 173
 174         rc = ber_printf( ber, "t{"/*}*/, LDAP_TAG_CONTROLS );
 175         if( rc == -1 ) return rc;
 176
 177         for( ; *c != NULL; c++) {
 178                 rc = ber_printf( ber, "{s" /*}*/, (*c)->ldctl_oid );
 179
 180                 if( (*c)->ldctl_iscritical ) {
 181                         rc = ber_printf( ber, "b",
 182                                 (ber_int_t) (*c)->ldctl_iscritical ) ;
 183                         if( rc == -1 ) return rc;
 184                 }
 185
 186                 if( (*c)->ldctl_value.bv_val != NULL ) {
 187                         rc = ber_printf( ber, "O", &((*c)->ldctl_value));
 188                         if( rc == -1 ) return rc;
 189                 }
 190
 191                 rc = ber_printf( ber, /*{*/"N}" );
 192                 if( rc == -1 ) return rc;
 193         }
 194
 195         rc = ber_printf( ber, /*{*/"N}" );
 196
 197         return rc;
 198 }
 199
 200 static void
 201 send_ldap_response(
 202     Connection  *conn,
 203     Operation   *op,
 204         ber_tag_t       tag,
 205         ber_int_t       msgid,
 206     ber_int_t   err,
 207     const char  *matched,
 208     const char  *text,
 209         BerVarray       ref,
 210         const char      *resoid,
 211         struct berval   *resdata,
 212         struct berval   *sasldata,
 213         LDAPControl **ctrls
 214 )
 215 {
 216         char berbuf[256];
 217         BerElement      *ber = (BerElement *)berbuf;
 218         int             rc;
 219         long    bytes;
 220
 221         if (op->o_callback && op->o_callback->sc_response) {
 222                 op->o_callback->sc_response( conn, op, tag, msgid, err, matched,
 223                         text, ref, resoid, resdata, sasldata, ctrls );
 224                 return;
 225         }
 226
 227         assert( ctrls == NULL ); /* ctrls not implemented */
 228
 229         ber_init_w_nullc( ber, LBER_USE_DER );
 230
 231 #ifdef NEW_LOGGING
 232         LDAP_LOG( OPERATION, ENTRY,
 233                 "send_ldap_response:  msgid=%d tag=%lu err=%d\n",
 234                 msgid, tag, err );
 235 #else
 236         Debug( LDAP_DEBUG_TRACE,
 237                 "send_ldap_response: msgid=%d tag=%lu err=%d\n",
 238                 msgid, tag, err );
 239 #endif
 240
 241         if( ref ) {
 242 #ifdef NEW_LOGGING
 243                 LDAP_LOG( OPERATION, ARGS,
 244                         "send_ldap_response: conn %lu  ref=\"%s\"\n",
 245                         conn ? conn->c_connid : 0,
 246                         ref[0].bv_val ? ref[0].bv_val : "NULL" , 0 );
 247 #else
 248                 Debug( LDAP_DEBUG_ARGS, "send_ldap_response: ref=\"%s\"\n",
 249                         ref[0].bv_val ? ref[0].bv_val : "NULL",
 250                         NULL, NULL );
 251 #endif
 252         }
 253
 254 #ifdef LDAP_CONNECTIONLESS
 255         if (conn->c_is_udp) {
 256             rc = ber_write(ber, (char *)&op->o_peeraddr, sizeof(struct sockaddr), 0);
 257             if (rc != sizeof(struct sockaddr)) {
 258 #ifdef NEW_LOGGING
 259                 LDAP_LOG( OPERATION, ERR,
 260                         "send_ldap_response: conn %lu  ber_write failed\n",
 261                         conn ? conn->c_connid : 0 , 0, 0);
 262 #else
 263                 Debug( LDAP_DEBUG_ANY, "ber_write failed\n", 0, 0, 0 );
 264 #endif
 265                 ber_free_buf( ber );
 266                 return;
 267             }
 268         }
 269         if (conn->c_is_udp && op->o_protocol == LDAP_VERSION2) {
 270             rc = ber_printf( ber, "{is{t{ess" /*"}}}"*/,
 271                 msgid, "", tag, err,
 272                 matched == NULL ? "" : matched,
 273                 text == NULL ? "" : text );
 274         } else
 275 #endif
 276         {
 277             rc = ber_printf( ber, "{it{ess" /*"}}"*/,
 278                 msgid, tag, err,
 279                 matched == NULL ? "" : matched,
 280                 text == NULL ? "" : text );
 281         }
 282
 283         if( rc != -1 ) {
 284                 if ( ref != NULL ) {
 285                         assert( err == LDAP_REFERRAL );
 286                         rc = ber_printf( ber, "t{W}",
 287                                 LDAP_TAG_REFERRAL, ref );
 288                 } else {
 289                         assert( err != LDAP_REFERRAL );
 290                 }
 291         }
 292
 293         if( rc != -1 && sasldata != NULL ) {
 294                 rc = ber_printf( ber, "tO",
 295                         LDAP_TAG_SASL_RES_CREDS, sasldata );
 296         }
 297
 298         if( rc != -1 && resoid != NULL ) {
 299                 rc = ber_printf( ber, "ts",
 300                         LDAP_TAG_EXOP_RES_OID, resoid );
 301         }
 302
 303         if( rc != -1 && resdata != NULL ) {
 304                 rc = ber_printf( ber, "tO",
 305                         LDAP_TAG_EXOP_RES_VALUE, resdata );
 306         }
 307
 308         if( rc != -1 ) {
 309                 rc = ber_printf( ber, /*"{"*/ "N}" );
 310         }
 311
 312         if( rc != -1 && ctrls != NULL ) {
 313                 rc = send_ldap_controls( ber, ctrls );
 314         }
 315
 316         if( rc != -1 ) {
 317                 rc = ber_printf( ber, /*"{"*/ "N}" );
 318         }
 319
 320 #ifdef LDAP_CONNECTIONLESS
 321         if( conn->c_is_udp && op->o_protocol == LDAP_VERSION2 && rc != -1 ) {
 322                 rc = ber_printf( ber, /*"{"*/ "N}" );
 323         }
 324 #endif
 325
 326         if ( rc == -1 ) {
 327 #ifdef NEW_LOGGING
 328                 LDAP_LOG( OPERATION, ERR,
 329                         "send_ldap_response: conn %lu  ber_printf failed\n",
 330                         conn ? conn->c_connid : 0, 0, 0 );
 331 #else
 332                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 333 #endif
 334
 335                 ber_free_buf( ber );
 336                 return;
 337         }
 338
 339         /* send BER */
 340         bytes = send_ldap_ber( conn, ber );
 341         ber_free_buf( ber );
 342
 343         if ( bytes < 0 ) {
 344 #ifdef NEW_LOGGING
 345                 LDAP_LOG( OPERATION, ERR,
 346                         "send_ldap_response: conn %lu ber write failed\n",
 347                         conn ? conn->c_connid : 0, 0, 0 );
 348 #else
 349                 Debug( LDAP_DEBUG_ANY,
 350                         "send_ldap_response: ber write failed\n",
 351                         0, 0, 0 );
 352 #endif
 353
 354                 return;
 355         }
 356
 357         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
 358         num_bytes_sent += bytes;
 359         num_pdu_sent++;
 360         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
 361         return;
 362 }
 363
 364
 365 void
 366 send_ldap_disconnect(
 367     Connection  *conn,
 368     Operation   *op,
 369     ber_int_t   err,
 370     const char  *text
 371 )
 372 {
 373         ber_tag_t tag;
 374         ber_int_t msgid;
 375         char *reqoid;
 376
 377 #define LDAP_UNSOLICITED_ERROR(e) \
 378         (  (e) == LDAP_PROTOCOL_ERROR \
 379         || (e) == LDAP_STRONG_AUTH_REQUIRED \
 380         || (e) == LDAP_UNAVAILABLE )
 381
 382         assert( LDAP_UNSOLICITED_ERROR( err ) );
 383
 384 #ifdef NEW_LOGGING
 385         LDAP_LOG( OPERATION, ENTRY,
 386                 "send_ldap_disconnect: conn %lu  %d:%s\n",
 387                 conn ? conn->c_connid : 0, err, text ? text : "" );
 388 #else
 389         Debug( LDAP_DEBUG_TRACE,
 390                 "send_ldap_disconnect %d:%s\n",
 391                 err, text ? text : "", NULL );
 392 #endif
 393
 394
 395         if ( op->o_protocol < LDAP_VERSION3 ) {
 396                 reqoid = NULL;
 397                 tag = req2res( op->o_tag );
 398                 msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 399
 400         } else {
 401                 reqoid = LDAP_NOTICE_DISCONNECT;
 402                 tag = LDAP_RES_EXTENDED;
 403                 msgid = 0;
 404         }
 405
 406         send_ldap_response( conn, op, tag, msgid,
 407                 err, NULL, text, NULL,
 408                 reqoid, NULL, NULL, NULL );
 409
 410         Statslog( LDAP_DEBUG_STATS,
 411             "conn=%lu op=%lu DISCONNECT tag=%lu err=%d text=%s\n",
 412                 op->o_connid, op->o_opid, tag, err, text ? text : "" );
 413 }
 414
 415 void
 416 send_ldap_result(
 417     Connection  *conn,
 418     Operation   *op,
 419     ber_int_t   err,
 420     const char  *matched,
 421     const char  *text,
 422         BerVarray ref,
 423         LDAPControl **ctrls
 424 )
 425 {
 426         ber_tag_t tag;
 427         ber_int_t msgid;
 428         char *tmp = NULL;
 429
 430         assert( !LDAP_API_ERROR( err ) );
 431
 432 #ifdef NEW_LOGGING
 433         LDAP_LOG( OPERATION, ENTRY,
 434                 "send_ldap_result : conn %lu      op=%lu p=%d\n",
 435                 op->o_connid, op->o_opid, op->o_protocol );
 436 #else
 437         Debug( LDAP_DEBUG_TRACE,
 438                 "send_ldap_result: conn=%lu op=%lu p=%d\n",
 439                 op->o_connid, op->o_opid, op->o_protocol );
 440 #endif
 441
 442 #ifdef NEW_LOGGING
 443         LDAP_LOG( OPERATION, ARGS,
 444                 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
 445                 err, matched ? matched : "", text ? text : "" );
 446 #else
 447         Debug( LDAP_DEBUG_ARGS,
 448                 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
 449                 err, matched ?  matched : "", text ? text : "" );
 450 #endif
 451
 452
 453         if( ref ) {
 454 #ifdef NEW_LOGGING
 455                 LDAP_LOG( OPERATION, ARGS,
 456                         "send_ldap_result: referral=\"%s\"\n",
 457                         ref[0].bv_val ? ref[0].bv_val : "NULL", 0, 0 );
 458 #else
 459                 Debug( LDAP_DEBUG_ARGS,
 460                         "send_ldap_result: referral=\"%s\"\n",
 461                         ref[0].bv_val ? ref[0].bv_val : "NULL",
 462                         NULL, NULL );
 463 #endif
 464         }
 465
 466         assert( err != LDAP_PARTIAL_RESULTS );
 467
 468         if ( err == LDAP_REFERRAL ) {
 469                 if( ref == NULL ) {
 470                         err = LDAP_NO_SUCH_OBJECT;
 471                 } else if ( op->o_protocol < LDAP_VERSION3 ) {
 472                         err = LDAP_PARTIAL_RESULTS;
 473                 }
 474         }
 475
 476         if ( op->o_protocol < LDAP_VERSION3 ) {
 477                 tmp = v2ref( ref, text );
 478                 text = tmp;
 479                 ref = NULL;
 480         }
 481
 482         tag = req2res( op->o_tag );
 483         msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 484
 485         send_ldap_response( conn, op, tag, msgid,
 486                 err, matched, text, ref,
 487                 NULL, NULL, NULL, ctrls );
 488
 489         Statslog( LDAP_DEBUG_STATS,
 490             "conn=%lu op=%lu RESULT tag=%lu err=%d text=%s\n",
 491                 op->o_connid, op->o_opid, tag, err, text ? text : "" );
 492
 493         if( tmp != NULL ) {
 494                 ch_free(tmp);
 495         }
 496 }
 497
 498 void
 499 send_ldap_sasl(
 500     Connection  *conn,
 501     Operation   *op,
 502     ber_int_t   err,
 503     const char  *matched,
 504     const char  *text,
 505         BerVarray ref,
 506         LDAPControl **ctrls,
 507         struct berval *cred
 508 )
 509 {
 510         ber_tag_t tag;
 511         ber_int_t msgid;
 512
 513 #ifdef NEW_LOGGING
 514         LDAP_LOG( OPERATION, ENTRY,
 515                 "send_ldap_sasl: conn %lu err=%d len=%lu\n",
 516                 op->o_connid, err, cred ? cred->bv_len : -1 );
 517 #else
 518         Debug( LDAP_DEBUG_TRACE, "send_ldap_sasl: err=%d len=%ld\n",
 519                 err, cred ? (long) cred->bv_len : -1, NULL );
 520 #endif
 521
 522
 523         tag = req2res( op->o_tag );
 524         msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 525
 526         send_ldap_response( conn, op, tag, msgid,
 527                 err, matched, text, ref,
 528                 NULL, NULL, cred, ctrls  );
 529 }
 530
 531 void
 532 send_ldap_extended(
 533     Connection  *conn,
 534     Operation   *op,
 535     ber_int_t   err,
 536     const char  *matched,
 537     const char  *text,
 538     BerVarray   refs,
 539     const char          *rspoid,
 540         struct berval *rspdata,
 541         LDAPControl **ctrls
 542 )
 543 {
 544         ber_tag_t tag;
 545         ber_int_t msgid;
 546
 547 #ifdef NEW_LOGGING
 548         LDAP_LOG( OPERATION, ENTRY,
 549                 "send_ldap_extended: err=%d oid=%s len=%ld\n",
 550                 err, rspoid ? rspoid : "",
 551                 rspdata != NULL ? rspdata->bv_len : 0 );
 552 #else
 553         Debug( LDAP_DEBUG_TRACE,
 554                 "send_ldap_extended err=%d oid=%s len=%ld\n",
 555                 err,
 556                 rspoid ? rspoid : "",
 557                 rspdata != NULL ? rspdata->bv_len : 0 );
 558 #endif
 559
 560
 561         tag = req2res( op->o_tag );
 562         msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 563
 564         send_ldap_response( conn, op, tag, msgid,
 565                 err, matched, text, refs,
 566                 rspoid, rspdata, NULL, ctrls );
 567 }
 568
 569
 570 void
 571 send_search_result(
 572     Connection  *conn,
 573     Operation   *op,
 574     ber_int_t   err,
 575     const char  *matched,
 576         const char      *text,
 577     BerVarray   refs,
 578         LDAPControl **ctrls,
 579     int         nentries
 580 )
 581 {
 582         ber_tag_t tag;
 583         ber_int_t msgid;
 584         char *tmp = NULL;
 585
 586         assert( !LDAP_API_ERROR( err ) );
 587
 588         if (op->o_callback && op->o_callback->sc_sresult) {
 589                 op->o_callback->sc_sresult(conn, op, err, matched, text, refs,
 590                         ctrls, nentries);
 591                 return;
 592         }
 593
 594 #ifdef NEW_LOGGING
 595         LDAP_LOG( OPERATION, ENTRY,
 596                 "send_search_result: err=%d matched=\"%s\" text=\"%s\"\n",
 597                 err, matched ? matched : "", text ? text : "" );
 598 #else
 599         Debug( LDAP_DEBUG_TRACE,
 600                 "send_search_result: err=%d matched=\"%s\" text=\"%s\"\n",
 601                 err, matched ?  matched : "", text ? text : "" );
 602 #endif
 603
 604
 605         assert( err != LDAP_PARTIAL_RESULTS );
 606
 607         if( op->o_protocol < LDAP_VERSION3 ) {
 608                 /* send references in search results */
 609                 if( err == LDAP_REFERRAL ) {
 610                         err = LDAP_PARTIAL_RESULTS;
 611                 }
 612
 613                 tmp = v2ref( refs, text );
 614                 text = tmp;
 615                 refs = NULL;
 616
 617         } else {
 618                 /* don't send references in search results */
 619                 assert( refs == NULL );
 620                 refs = NULL;
 621
 622                 if( err == LDAP_REFERRAL ) {
 623                         err = LDAP_SUCCESS;
 624                 }
 625         }
 626
 627         tag = req2res( op->o_tag );
 628         msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 629
 630         send_ldap_response( conn, op, tag, msgid,
 631                 err, matched, text, refs,
 632                 NULL, NULL, NULL, ctrls );
 633
 634         {
 635         char nbuf[64];
 636         snprintf( nbuf, sizeof nbuf, "%d nentries=%d", err, nentries );
 637
 638         Statslog( LDAP_DEBUG_STATS,
 639             "conn=%lu op=%lu SEARCH RESULT tag=%lu err=%s text=%s\n",
 640                 op->o_connid, op->o_opid, tag, nbuf, text ? text : "" );
 641         }
 642
 643         if (tmp != NULL) {
 644             ch_free(tmp);
 645         }
 646 }
 647
 648 int
 649 send_search_entry(
 650     Backend     *be,
 651     Connection  *conn,
 652     Operation   *op,
 653     Entry       *e,
 654     AttributeName       *attrs,
 655     int         attrsonly,
 656         LDAPControl **ctrls
 657 )
 658 {
 659         char            berbuf[256];
 660         BerElement      *ber = (BerElement *)berbuf;
 661         Attribute       *a, *aa;
 662         int             i, j, rc=-1, bytes;
 663         char            *edn;
 664         int             userattrs;
 665         int             opattrs;
 666         static AccessControlState acl_state_init = ACL_STATE_INIT;
 667         AccessControlState acl_state;
 668
 669         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
 670
 671         /* a_flags: array of flags telling if the i-th element will be
 672          *          returned or filtered out
 673          * e_flags: array of a_flags
 674          */
 675         char **e_flags = NULL;
 676
 677         if (op->o_callback && op->o_callback->sc_sendentry) {
 678                 return op->o_callback->sc_sendentry( be, conn, op, e, attrs,
 679                         attrsonly, ctrls );
 680         }
 681
 682 #ifdef NEW_LOGGING
 683         LDAP_LOG( OPERATION, ENTRY,
 684                 "send_search_entry: conn %lu    dn=\"%s\"%s\n",
 685                 op->o_connid, e->e_dn, attrsonly ? " (attrsOnly)" : "" );
 686 #else
 687         Debug( LDAP_DEBUG_TRACE,
 688                 "=> send_search_entry: dn=\"%s\"%s\n",
 689                 e->e_dn, attrsonly ? " (attrsOnly)" : "", 0 );
 690 #endif
 691
 692         if ( ! access_allowed( be, conn, op, e,
 693                 ad_entry, NULL, ACL_READ, NULL ) )
 694         {
 695 #ifdef NEW_LOGGING
 696                 LDAP_LOG( ACL, INFO,
 697                         "send_search_entry: conn %lu access to entry (%s) not allowed\n",
 698                         op->o_connid, e->e_dn, 0 );
 699 #else
 700                 Debug( LDAP_DEBUG_ACL,
 701                         "send_search_entry: access to entry not allowed\n",
 702                     0, 0, 0 );
 703 #endif
 704
 705                 return( 1 );
 706         }
 707
 708         edn = e->e_ndn;
 709
 710         ber_init_w_nullc( ber, LBER_USE_DER );
 711
 712 #ifdef LDAP_CONNECTIONLESS
 713         if (conn->c_is_udp) {
 714             rc = ber_write(ber, (char *)&op->o_peeraddr, sizeof(struct sockaddr), 0);
 715             if (rc != sizeof(struct sockaddr)) {
 716 #ifdef NEW_LOGGING
 717                 LDAP_LOG( OPERATION, ERR,
 718                         "send_search_entry: conn %lu  ber_printf failed\n",
 719                         conn ? conn->c_connid : 0, 0, 0 );
 720 #else
 721                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 722 #endif
 723                 ber_free_buf( ber );
 724                 return( 1 );
 725             }
 726         }
 727         if (conn->c_is_udp && op->o_protocol == LDAP_VERSION2) {
 728             rc = ber_printf( ber, "{is{t{O{" /*}}}*/,
 729                 op->o_msgid, "", LDAP_RES_SEARCH_ENTRY, &e->e_name );
 730         } else
 731 #endif /* LDAP_CONNECTIONLESS */
 732         {
 733             rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
 734                 LDAP_RES_SEARCH_ENTRY, &e->e_name );
 735         }
 736
 737         if ( rc == -1 ) {
 738 #ifdef NEW_LOGGING
 739                 LDAP_LOG( OPERATION, ERR,
 740                         "send_search_entry: conn %lu  ber_printf failed\n",
 741                         op->o_connid, 0, 0 );
 742 #else
 743                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 744 #endif
 745
 746                 ber_free_buf( ber );
 747                 send_ldap_result( conn, op, LDAP_OTHER,
 748                     NULL, "encoding DN error", NULL, NULL );
 749                 goto error_return;
 750         }
 751
 752         /* check for special all user attributes ("*") type */
 753         userattrs = ( attrs == NULL ) ? 1
 754                 : an_find( attrs, &AllUser );
 755
 756         /* check for special all operational attributes ("+") type */
 757         opattrs = ( attrs == NULL ) ? 0
 758                 : an_find( attrs, &AllOper );
 759
 760         /* create an array of arrays of flags. Each flag corresponds
 761          * to particular value of attribute and equals 1 if value matches
 762          * to ValuesReturnFilter or 0 if not
 763          */
 764         if ( op->vrFilter != NULL ) {
 765                 int     k = 0;
 766                 size_t  size;
 767
 768                 for ( a = e->e_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
 769                         for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
 770                 }
 771
 772                 size = i * sizeof(char *) + k;
 773                 if ( size > 0 ) {
 774                         char    *a_flags;
 775                         e_flags = ch_calloc ( 1, i * sizeof(char *) + k );
 776                         a_flags = (char *)(e_flags + i);
 777                         memset( a_flags, 0, k );
 778                         for ( a = e->e_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
 779                                 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
 780                                 e_flags[i] = a_flags;
 781                                 a_flags += j;
 782                         }
 783
 784                         rc = filter_matched_values(be, conn, op, e->e_attrs, &e_flags) ;
 785                         if ( rc == -1 ) {
 786 #ifdef NEW_LOGGING
 787                                 LDAP_LOG( OPERATION, ERR,
 788                                         "send_search_entry: conn %lu matched values filtering failed\n",
 789                                         conn ? conn->c_connid : 0, 0, 0 );
 790 #else
 791                         Debug( LDAP_DEBUG_ANY,
 792                                         "matched values filtering failed\n", 0, 0, 0 );
 793 #endif
 794                                 ber_free( ber, 1 );
 795
 796                                 send_ldap_result( conn, op, LDAP_OTHER,
 797                                         NULL, "matched values filtering error",
 798                                         NULL, NULL );
 799                                 goto error_return;
 800                         }
 801                 }
 802         }
 803
 804         for ( a = e->e_attrs, j = 0; a != NULL; a = a->a_next, j++ ) {
 805                 AttributeDescription *desc = a->a_desc;
 806
 807                 if ( attrs == NULL ) {
 808                         /* all attrs request, skip operational attributes */
 809                         if( is_at_operational( desc->ad_type ) ) {
 810                                 continue;
 811                         }
 812
 813                 } else {
 814                         /* specific attrs requested */
 815                         if ( is_at_operational( desc->ad_type ) ) {
 816                                 if( !opattrs && !ad_inlist( desc, attrs ) ) {
 817                                         continue;
 818                                 }
 819
 820                         } else {
 821                                 if (!userattrs && !ad_inlist( desc, attrs ) ) {
 822                                         continue;
 823                                 }
 824                         }
 825                 }
 826
 827                 acl_state = acl_state_init;
 828
 829                 if ( ! access_allowed( be, conn, op, e, desc, NULL,
 830                         ACL_READ, &acl_state ) )
 831                 {
 832 #ifdef NEW_LOGGING
 833                         LDAP_LOG( ACL, INFO,
 834                                 "send_search_entry: conn %lu  access to attribute %s not "
 835                                 "allowed\n", op->o_connid, desc->ad_cname.bv_val, 0 );
 836 #else
 837                         Debug( LDAP_DEBUG_ACL, "acl: "
 838                                 "access to attribute %s not allowed\n",
 839                             desc->ad_cname.bv_val, 0, 0 );
 840 #endif
 841                         continue;
 842                 }
 843
 844                 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
 845 #ifdef NEW_LOGGING
 846                         LDAP_LOG( OPERATION, ERR,
 847                                 "send_search_entry: conn %lu  ber_printf failed\n",
 848                                 op->o_connid, 0, 0 );
 849 #else
 850                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 851 #endif
 852
 853                         ber_free_buf( ber );
 854                         send_ldap_result( conn, op, LDAP_OTHER,
 855                             NULL, "encoding description error", NULL, NULL );
 856                         goto error_return;
 857                 }
 858
 859                 if ( ! attrsonly ) {
 860                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
 861                                 if ( ! access_allowed( be, conn, op, e,
 862                                         desc, &a->a_vals[i], ACL_READ, &acl_state ) )
 863                                 {
 864 #ifdef NEW_LOGGING
 865                                         LDAP_LOG( ACL, INFO,
 866                                                 "send_search_entry: conn %lu "
 867                                                 "access to attribute %s, value %d not allowed\n",
 868                                                 op->o_connid, desc->ad_cname.bv_val, i );
 869 #else
 870                                         Debug( LDAP_DEBUG_ACL,
 871                                                 "acl: access to attribute %s, "
 872                                                 "value %d not allowed\n",
 873                                                 desc->ad_cname.bv_val, i, 0 );
 874 #endif
 875
 876                                         continue;
 877                                 }
 878
 879                                 if ( op->vrFilter && e_flags[j][i] == 0 ){
 880                                         continue;
 881                                 }
 882
 883                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
 884 #ifdef NEW_LOGGING
 885                                         LDAP_LOG( OPERATION, ERR,
 886                                                 "send_search_entry: conn %lu  "
 887                                                 "ber_printf failed.\n", op->o_connid, 0, 0 );
 888 #else
 889                                         Debug( LDAP_DEBUG_ANY,
 890                                             "ber_printf failed\n", 0, 0, 0 );
 891 #endif
 892
 893                                         ber_free_buf( ber );
 894                                         send_ldap_result( conn, op, LDAP_OTHER,
 895                                                 NULL, "encoding values error",
 896                                                 NULL, NULL );
 897                                         goto error_return;
 898                                 }
 899                         }
 900                 }
 901
 902                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
 903 #ifdef NEW_LOGGING
 904                         LDAP_LOG( OPERATION, ERR,
 905                                 "send_search_entry: conn %lu ber_printf failed\n",
 906                                 op->o_connid, 0, 0 );
 907 #else
 908                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 909 #endif
 910
 911                         ber_free_buf( ber );
 912                         send_ldap_result( conn, op, LDAP_OTHER,
 913                             NULL, "encode end error", NULL, NULL );
 914                         goto error_return;
 915                 }
 916         }
 917
 918         /* eventually will loop through generated operational attributes */
 919         /* only have subschemaSubentry implemented */
 920         aa = backend_operational( be, conn, op, e, attrs, opattrs );
 921
 922         if ( aa != NULL && op->vrFilter != NULL ) {
 923                 int     k = 0;
 924                 size_t  size;
 925
 926                 for ( a = aa, i=0; a != NULL; a = a->a_next, i++ ) {
 927                         for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
 928                 }
 929
 930                 size = i * sizeof(char *) + k;
 931                 if ( size > 0 ) {
 932                         char    *a_flags, **tmp;
 933
 934                         /*
 935                          * Reuse previous memory - we likely need less space
 936                          * for operational attributes
 937                          */
 938                         tmp = ch_realloc ( e_flags, i * sizeof(char *) + k );
 939                         if ( tmp == NULL ) {
 940 #ifdef NEW_LOGGING
 941                                 LDAP_LOG( OPERATION, ERR,
 942                                         "send_search_entry: conn %lu "
 943                                         "not enough memory "
 944                                         "for matched values filtering\n",
 945                                         conn ? conn->c_connid : 0, 0, 0);
 946 #else
 947                                 Debug( LDAP_DEBUG_ANY,
 948                                         "send_search_entry: conn %lu "
 949                                         "not enough memory "
 950                                         "for matched values filtering\n",
 951                                         conn ? conn->c_connid : 0, 0, 0 );
 952 #endif
 953                                 ber_free( ber, 1 );
 954
 955                                 send_ldap_result( conn, op, LDAP_NO_MEMORY,
 956                                         NULL, NULL, NULL, NULL );
 957                                 goto error_return;
 958                         }
 959                         e_flags = tmp;
 960                         a_flags = (char *)(e_flags + i);
 961                         memset( a_flags, 0, k );
 962                         for ( a = aa, i=0; a != NULL; a = a->a_next, i++ ) {
 963                                 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
 964                                 e_flags[i] = a_flags;
 965                                 a_flags += j;
 966                         }
 967                         rc = filter_matched_values(be, conn, op, aa, &e_flags) ;
 968
 969                         if ( rc == -1 ) {
 970 #ifdef NEW_LOGGING
 971                                 LDAP_LOG( OPERATION, ERR,
 972                                         "send_search_entry: conn %lu "
 973                                         "matched values filtering failed\n",
 974                                         conn ? conn->c_connid : 0, 0, 0);
 975 #else
 976                                 Debug( LDAP_DEBUG_ANY,
 977                                         "matched values filtering failed\n", 0, 0, 0 );
 978 #endif
 979                                 ber_free( ber, 1 );
 980
 981                                 send_ldap_result( conn, op, LDAP_OTHER,
 982                                         NULL, "matched values filtering error",
 983                                         NULL, NULL );
 984                                 goto error_return;
 985                         }
 986                 }
 987         }
 988
 989         for (a = aa, j=0; a != NULL; a = a->a_next, j++ ) {
 990                 AttributeDescription *desc = a->a_desc;
 991
 992                 if ( attrs == NULL ) {
 993                         /* all attrs request, skip operational attributes */
 994                         if( is_at_operational( desc->ad_type ) ) {
 995                                 continue;
 996                         }
 997
 998                 } else {
 999                         /* specific attrs requested */
1000                         if( is_at_operational( desc->ad_type ) ) {
1001                                 if( !opattrs && !ad_inlist( desc, attrs ) ) {
1002                                         continue;
1003                                 }
1004                         } else {
1005                                 if (!userattrs && !ad_inlist( desc, attrs ) )
1006                                 {
1007                                         continue;
1008                                 }
1009                         }
1010                 }
1011
1012                 acl_state = acl_state_init;
1013
1014                 if ( ! access_allowed( be, conn, op, e, desc, NULL,
1015                         ACL_READ, &acl_state ) )
1016                 {
1017 #ifdef NEW_LOGGING
1018                         LDAP_LOG( ACL, INFO,
1019                                 "send_search_entry: conn %lu "
1020                                 "access to attribute %s not allowed\n",
1021                                 op->o_connid, desc->ad_cname.bv_val, 0 );
1022 #else
1023                         Debug( LDAP_DEBUG_ACL, "acl: access to attribute %s "
1024                                         "not allowed\n",
1025                                         desc->ad_cname.bv_val, 0, 0 );
1026 #endif
1027
1028                         continue;
1029                 }
1030
1031                 rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname );
1032                 if ( rc == -1 ) {
1033 #ifdef NEW_LOGGING
1034                         LDAP_LOG( OPERATION, ERR,
1035                                 "send_search_entry: conn %lu  "
1036                                 "ber_printf failed\n", op->o_connid, 0, 0 );
1037 #else
1038                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1039 #endif
1040
1041                         ber_free_buf( ber );
1042                         send_ldap_result( conn, op, LDAP_OTHER,
1043                             NULL, "encoding description error", NULL, NULL );
1044
1045                         attrs_free( aa );
1046                         goto error_return;
1047                 }
1048
1049                 if ( ! attrsonly ) {
1050                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
1051                                 if ( ! access_allowed( be, conn, op, e,
1052                                         desc, &a->a_vals[i], ACL_READ, &acl_state ) )
1053                                 {
1054 #ifdef NEW_LOGGING
1055                                         LDAP_LOG( ACL, INFO,
1056                                                 "send_search_entry: conn %lu "
1057                                                 "access to %s, value %d not allowed\n",
1058                                                 op->o_connid, desc->ad_cname.bv_val, i );
1059 #else
1060                                         Debug( LDAP_DEBUG_ACL,
1061                                                 "acl: access to attribute %s, "
1062                                                 "value %d not allowed\n",
1063                                                 desc->ad_cname.bv_val, i, 0 );
1064 #endif
1065
1066                                         continue;
1067                                 }
1068
1069                                 if ( op->vrFilter && e_flags[j][i] == 0 ){
1070                                         continue;
1071                                 }
1072
1073                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
1074 #ifdef NEW_LOGGING
1075                                         LDAP_LOG( OPERATION, ERR,
1076                                                 "send_search_entry: conn %lu  ber_printf failed\n",
1077                                                 op->o_connid, 0, 0 );
1078 #else
1079                                         Debug( LDAP_DEBUG_ANY,
1080                                             "ber_printf failed\n", 0, 0, 0 );
1081 #endif
1082
1083                                         ber_free_buf( ber );
1084                                         send_ldap_result( conn, op, LDAP_OTHER,
1085                                                 NULL, "encoding values error",
1086                                                 NULL, NULL );
1087
1088                                         attrs_free( aa );
1089                                         goto error_return;
1090                                 }
1091                         }
1092                 }
1093
1094                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
1095 #ifdef NEW_LOGGING
1096                         LDAP_LOG( OPERATION, ERR,
1097                                 "send_search_entry: conn %lu  ber_printf failed\n",
1098                                 op->o_connid, 0, 0 );
1099 #else
1100                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1101 #endif
1102
1103                         ber_free_buf( ber );
1104                         send_ldap_result( conn, op, LDAP_OTHER,
1105                             NULL, "encode end error", NULL, NULL );
1106
1107                         attrs_free( aa );
1108                         goto error_return;
1109                 }
1110         }
1111
1112         /* free e_flags */
1113         if ( e_flags ) {
1114                 free( e_flags );
1115                 e_flags = NULL;
1116         }
1117
1118         attrs_free( aa );
1119         rc = ber_printf( ber, /*{{*/ "}N}" );
1120
1121         if( rc != -1 && ctrls != NULL ) {
1122                 rc = send_ldap_controls( ber, ctrls );
1123         }
1124
1125         if( rc != -1 ) {
1126                 rc = ber_printf( ber, /*{*/ "N}" );
1127         }
1128
1129 #ifdef LDAP_CONNECTIONLESS
1130         if (conn->c_is_udp && op->o_protocol == LDAP_VERSION2 && rc != -1)
1131                 rc = ber_printf( ber, "}" );
1132 #endif
1133         if ( rc == -1 ) {
1134 #ifdef NEW_LOGGING
1135                 LDAP_LOG( OPERATION, ERR,
1136                         "send_search_entry: conn %lu ber_printf failed\n",
1137                         op->o_connid, 0, 0 );
1138 #else
1139                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1140 #endif
1141
1142                 ber_free_buf( ber );
1143                 send_ldap_result( conn, op, LDAP_OTHER,
1144                         NULL, "encode entry end error", NULL, NULL );
1145                 return( 1 );
1146         }
1147
1148         bytes = op->o_noop ? 0 : send_ldap_ber( conn, ber );
1149         ber_free_buf( ber );
1150
1151         if ( bytes < 0 ) {
1152 #ifdef NEW_LOGGING
1153                 LDAP_LOG( OPERATION, ERR,
1154                            "send_search_entry: conn %lu  ber write failed.\n",
1155                            op->o_connid, 0, 0 );
1156 #else
1157                 Debug( LDAP_DEBUG_ANY,
1158                         "send_search_entry: ber write failed\n",
1159                         0, 0, 0 );
1160 #endif
1161
1162                 return -1;
1163         }
1164
1165         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1166         num_bytes_sent += bytes;
1167         num_entries_sent++;
1168         num_pdu_sent++;
1169         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1170
1171         Statslog( LDAP_DEBUG_STATS2, "conn=%lu op=%lu ENTRY dn=\"%s\"\n",
1172             conn->c_connid, op->o_opid, e->e_dn, 0, 0 );
1173
1174 #ifdef NEW_LOGGING
1175         LDAP_LOG( OPERATION, ENTRY,
1176                 "send_search_entry: conn %lu exit.\n", op->o_connid, 0, 0 );
1177 #else
1178         Debug( LDAP_DEBUG_TRACE, "<= send_search_entry\n", 0, 0, 0 );
1179 #endif
1180
1181         rc = 0;
1182
1183 error_return:;
1184         if ( e_flags ) free( e_flags );
1185         return( rc );
1186 }
1187
1188 int
1189 send_search_reference(
1190     Backend     *be,
1191     Connection  *conn,
1192     Operation   *op,
1193     Entry       *e,
1194         BerVarray refs,
1195         LDAPControl **ctrls,
1196     BerVarray *v2refs
1197 )
1198 {
1199         char            berbuf[256];
1200         BerElement      *ber = (BerElement *)berbuf;
1201         int rc;
1202         int bytes;
1203
1204         AttributeDescription *ad_ref = slap_schema.si_ad_ref;
1205         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
1206
1207 #ifdef NEW_LOGGING
1208         LDAP_LOG( OPERATION, ENTRY,
1209                 "send_search_reference: conn %lu  dn=\"%s\"\n",
1210                 op->o_connid, e ? e->e_dn : "(null)", 0 );
1211 #else
1212         Debug( LDAP_DEBUG_TRACE,
1213                 "=> send_search_reference: dn=\"%s\"\n",
1214                 e ? e->e_dn : "(null)", 0, 0 );
1215 #endif
1216
1217
1218         if (  e && ! access_allowed( be, conn, op, e,
1219                 ad_entry, NULL, ACL_READ, NULL ) )
1220         {
1221 #ifdef NEW_LOGGING
1222                 LDAP_LOG( ACL, INFO,
1223                         "send_search_reference: conn %lu        "
1224                         "access to entry %s not allowed\n",
1225                         op->o_connid, e->e_dn, 0 );
1226 #else
1227                 Debug( LDAP_DEBUG_ACL,
1228                         "send_search_reference: access to entry not allowed\n",
1229                     0, 0, 0 );
1230 #endif
1231
1232                 return( 1 );
1233         }
1234
1235         if ( e && ! access_allowed( be, conn, op, e,
1236                 ad_ref, NULL, ACL_READ, NULL ) )
1237         {
1238 #ifdef NEW_LOGGING
1239                 LDAP_LOG( ACL, INFO,
1240                         "send_search_reference: conn %lu access "
1241                         "to reference not allowed.\n", op->o_connid, 0, 0 );
1242 #else
1243                 Debug( LDAP_DEBUG_ACL,
1244                         "send_search_reference: access "
1245                         "to reference not allowed\n",
1246                     0, 0, 0 );
1247 #endif
1248
1249                 return( 1 );
1250         }
1251
1252         if( refs == NULL ) {
1253 #ifdef NEW_LOGGING
1254                 LDAP_LOG( OPERATION, ERR,
1255                         "send_search_reference: conn %lu null ref in (%s).\n",
1256                         op->o_connid, e ? e->e_dn : "(null)", 0 );
1257 #else
1258                 Debug( LDAP_DEBUG_ANY,
1259                         "send_search_reference: null ref in (%s)\n",
1260                         e ? e->e_dn : "(null)", 0, 0 );
1261 #endif
1262
1263                 return( 1 );
1264         }
1265
1266         if( op->o_protocol < LDAP_VERSION3 ) {
1267                 /* save the references for the result */
1268                 if( refs[0].bv_val != NULL ) {
1269                         value_add( v2refs, refs );
1270                 }
1271                 return 0;
1272         }
1273
1274         ber_init_w_nullc( ber, LBER_USE_DER );
1275
1276         rc = ber_printf( ber, "{it{W}" /*"}"*/ , op->o_msgid,
1277                 LDAP_RES_SEARCH_REFERENCE, refs );
1278
1279         if( rc != -1 && ctrls != NULL ) {
1280                 rc = send_ldap_controls( ber, ctrls );
1281         }
1282
1283         if( rc != -1 ) {
1284                 rc = ber_printf( ber, /*"{"*/ "N}", op->o_msgid,
1285                         LDAP_RES_SEARCH_REFERENCE, refs );
1286         }
1287
1288         if ( rc == -1 ) {
1289 #ifdef NEW_LOGGING
1290                 LDAP_LOG( OPERATION, ERR,
1291                         "send_search_reference: conn %lu        "
1292                         "ber_printf failed.\n", op->o_connid, 0, 0 );
1293 #else
1294                 Debug( LDAP_DEBUG_ANY,
1295                         "send_search_reference: ber_printf failed\n", 0, 0, 0 );
1296 #endif
1297
1298                 ber_free_buf( ber );
1299                 send_ldap_result( conn, op, LDAP_OTHER,
1300                         NULL, "encode DN error", NULL, NULL );
1301                 return -1;
1302         }
1303
1304         bytes = op->o_noop ? 0 : send_ldap_ber( conn, ber );
1305         ber_free_buf( ber );
1306
1307         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1308         num_bytes_sent += bytes;
1309         num_refs_sent++;
1310         num_pdu_sent++;
1311         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1312
1313         Statslog( LDAP_DEBUG_STATS2, "conn=%lu op=%lu REF dn=\"%s\"\n",
1314                 conn->c_connid, op->o_opid, e ? e->e_dn : "(null)", 0, 0 );
1315
1316 #ifdef NEW_LOGGING
1317         LDAP_LOG( OPERATION, ENTRY,
1318                 "send_search_reference: conn %lu exit.\n", op->o_connid, 0, 0 );
1319 #else
1320         Debug( LDAP_DEBUG_TRACE, "<= send_search_reference\n", 0, 0, 0 );
1321 #endif
1322
1323         return 0;
1324 }
1325
1326
1327 int
1328 str2result(
1329     char        *s,
1330     int         *code,
1331     char        **matched,
1332     char        **info
1333 )
1334 {
1335         int     rc;
1336         char    *c;
1337
1338         *code = LDAP_SUCCESS;
1339         *matched = NULL;
1340         *info = NULL;
1341
1342         if ( strncasecmp( s, "RESULT", 6 ) != 0 ) {
1343 #ifdef NEW_LOGGING
1344                 LDAP_LOG( OPERATION, INFO,
1345                         "str2result: (%s), expecting \"RESULT\"\n", s, 0, 0 );
1346 #else
1347                 Debug( LDAP_DEBUG_ANY, "str2result (%s) expecting \"RESULT\"\n",
1348                     s, 0, 0 );
1349 #endif
1350
1351                 return( -1 );
1352         }
1353
1354         rc = 0;
1355         while ( (s = strchr( s, '\n' )) != NULL ) {
1356                 *s++ = '\0';
1357                 if ( *s == '\0' ) {
1358                         break;
1359                 }
1360                 if ( (c = strchr( s, ':' )) != NULL ) {
1361                         c++;
1362                 }
1363
1364                 if ( strncasecmp( s, "code", 4 ) == 0 ) {
1365                         if ( c != NULL ) {
1366                                 *code = atoi( c );
1367                         }
1368                 } else if ( strncasecmp( s, "matched", 7 ) == 0 ) {
1369                         if ( c != NULL ) {
1370                                 *matched = c;
1371                         }
1372                 } else if ( strncasecmp( s, "info", 4 ) == 0 ) {
1373                         if ( c != NULL ) {
1374                                 *info = c;
1375                         }
1376                 } else {
1377 #ifdef NEW_LOGGING
1378                         LDAP_LOG( OPERATION, INFO, "str2result: (%s) unknown.\n", s, 0, 0 );
1379 #else
1380                         Debug( LDAP_DEBUG_ANY, "str2result (%s) unknown\n",
1381                             s, 0, 0 );
1382 #endif
1383
1384                         rc = -1;
1385                 }
1386         }
1387
1388         return( rc );
1389 }