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