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

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