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 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                 rc = op->o_callback->sc_response( op, rs );
 233                 if ( rc != SLAP_CB_CONTINUE ) return;
 234         }
 235
 236 #ifdef LDAP_CONNECTIONLESS
 237         if (op->o_conn && op->o_conn->c_is_udp)
 238                 ber = op->o_res_ber;
 239         else
 240 #endif
 241         {
 242                 ber_init_w_nullc( ber, LBER_USE_DER );
 243                 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
 244         }
 245
 246 #ifdef NEW_LOGGING
 247         LDAP_LOG( OPERATION, ENTRY,
 248                 "send_ldap_response:  msgid=%d tag=%lu err=%d\n",
 249                 rs->sr_msgid, rs->sr_tag, rs->sr_err );
 250 #else
 251         Debug( LDAP_DEBUG_TRACE,
 252                 "send_ldap_response: msgid=%d tag=%lu err=%d\n",
 253                 rs->sr_msgid, rs->sr_tag, rs->sr_err );
 254 #endif
 255
 256         if( rs->sr_ref ) {
 257 #ifdef NEW_LOGGING
 258                 LDAP_LOG( OPERATION, ARGS,
 259                         "send_ldap_response: conn %lu  ref=\"%s\"\n",
 260                         op->o_connid,
 261                         rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL" , 0 );
 262 #else
 263                 Debug( LDAP_DEBUG_ARGS, "send_ldap_response: ref=\"%s\"\n",
 264                         rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL",
 265                         NULL, NULL );
 266 #endif
 267         }
 268
 269 #ifdef LDAP_CONNECTIONLESS
 270         if (op->o_conn && op->o_conn->c_is_udp &&
 271                 op->o_protocol == LDAP_VERSION2 )
 272         {
 273                 rc = ber_printf( ber, "t{ess" /*"}}"*/,
 274                         rs->sr_tag, rs->sr_err,
 275                 rs->sr_matched == NULL ? "" : rs->sr_matched,
 276                 rs->sr_text == NULL ? "" : rs->sr_text );
 277         } else
 278 #endif
 279         if ( rs->sr_type == REP_INTERMEDIATE ) {
 280             rc = ber_printf( ber, "{it{" /*"}}"*/,
 281                         rs->sr_msgid, rs->sr_tag );
 282
 283         } else {
 284             rc = ber_printf( ber, "{it{ess" /*"}}"*/,
 285                 rs->sr_msgid, rs->sr_tag, rs->sr_err,
 286                 rs->sr_matched == NULL ? "" : rs->sr_matched,
 287                 rs->sr_text == NULL ? "" : rs->sr_text );
 288         }
 289
 290         if( rc != -1 ) {
 291                 if ( rs->sr_ref != NULL ) {
 292                         assert( rs->sr_err == LDAP_REFERRAL );
 293                         rc = ber_printf( ber, "t{W}",
 294                                 LDAP_TAG_REFERRAL, rs->sr_ref );
 295                 } else {
 296                         assert( rs->sr_err != LDAP_REFERRAL );
 297                 }
 298         }
 299
 300         if( rc != -1 && rs->sr_type == REP_SASL && rs->sr_sasldata != NULL ) {
 301                 rc = ber_printf( ber, "tO",
 302                         LDAP_TAG_SASL_RES_CREDS, rs->sr_sasldata );
 303         }
 304
 305         if( rc != -1 &&
 306                 ( rs->sr_type == REP_EXTENDED || rs->sr_type == REP_INTERMEDIATE ))
 307         {
 308                 if ( rs->sr_rspoid != NULL ) {
 309                         rc = ber_printf( ber, "ts",
 310                                 LDAP_TAG_EXOP_RES_OID, rs->sr_rspoid );
 311                 }
 312                 if( rc != -1 && rs->sr_rspdata != NULL ) {
 313                         rc = ber_printf( ber, "tO",
 314                                 LDAP_TAG_EXOP_RES_VALUE, rs->sr_rspdata );
 315                 }
 316         }
 317
 318         if( rc != -1 ) {
 319                 rc = ber_printf( ber, /*"{"*/ "N}" );
 320         }
 321
 322         if( rc != -1 && rs->sr_ctrls != NULL ) {
 323                 rc = send_ldap_controls( ber, rs->sr_ctrls );
 324         }
 325
 326         if( rc != -1 ) {
 327                 rc = ber_printf( ber, /*"{"*/ "N}" );
 328         }
 329
 330 #ifdef LDAP_CONNECTIONLESS
 331         if( op->o_conn && op->o_conn->c_is_udp && op->o_protocol == LDAP_VERSION2 && rc != -1 ) {
 332                 rc = ber_printf( ber, /*"{"*/ "N}" );
 333         }
 334 #endif
 335
 336         if ( rc == -1 ) {
 337 #ifdef NEW_LOGGING
 338                 LDAP_LOG( OPERATION, ERR,
 339                         "send_ldap_response: conn %lu  ber_printf failed\n",
 340                         op->o_connid, 0, 0 );
 341 #else
 342                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 343 #endif
 344
 345 #ifdef LDAP_CONNECTIONLESS
 346                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
 347 #endif
 348                 ber_free_buf( ber );
 349                 return;
 350         }
 351
 352         /* send BER */
 353         bytes = send_ldap_ber( op->o_conn, ber );
 354 #ifdef LDAP_CONNECTIONLESS
 355         if (!op->o_conn || op->o_conn->c_is_udp == 0)
 356 #endif
 357         ber_free_buf( ber );
 358
 359         if ( bytes < 0 ) {
 360 #ifdef NEW_LOGGING
 361                 LDAP_LOG( OPERATION, ERR,
 362                         "send_ldap_response: conn %lu ber write failed\n",
 363                         op->o_connid ? op->o_connid : 0, 0, 0 );
 364 #else
 365                 Debug( LDAP_DEBUG_ANY,
 366                         "send_ldap_response: ber write failed\n",
 367                         0, 0, 0 );
 368 #endif
 369
 370                 return;
 371         }
 372
 373 #ifdef LDAP_SLAPI
 374         slapi_pblock_set( op->o_pb, SLAPI_RESULT_CODE, (void *)rs->sr_err );
 375         slapi_pblock_set( op->o_pb, SLAPI_RESULT_MATCHED, ( rs->sr_matched != NULL ) ? (void *)ch_strdup( rs->sr_matched ) : NULL );
 376         /* RESULT_TEXT is dup'd by pblock_set */
 377         slapi_pblock_set( op->o_pb, SLAPI_RESULT_TEXT, rs->sr_text );
 378 #endif /* LDAP_SLAPI */
 379
 380         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
 381         num_bytes_sent += bytes;
 382         num_pdu_sent++;
 383         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
 384         return;
 385 }
 386
 387
 388 void
 389 send_ldap_disconnect( Operation *op, SlapReply *rs )
 390 {
 391 #define LDAP_UNSOLICITED_ERROR(e) \
 392         (  (e) == LDAP_PROTOCOL_ERROR \
 393         || (e) == LDAP_STRONG_AUTH_REQUIRED \
 394         || (e) == LDAP_UNAVAILABLE )
 395
 396         assert( LDAP_UNSOLICITED_ERROR( rs->sr_err ) );
 397
 398         rs->sr_type = REP_EXTENDED;
 399
 400 #ifdef NEW_LOGGING
 401         LDAP_LOG( OPERATION, ENTRY,
 402                 "send_ldap_disconnect: conn %lu  %d:%s\n",
 403                 op->o_connid, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
 404 #else
 405         Debug( LDAP_DEBUG_TRACE,
 406                 "send_ldap_disconnect %d:%s\n",
 407                 rs->sr_err, rs->sr_text ? rs->sr_text : "", NULL );
 408 #endif
 409
 410
 411         if ( op->o_protocol < LDAP_VERSION3 ) {
 412                 rs->sr_rspoid = NULL;
 413                 rs->sr_tag = req2res( op->o_tag );
 414                 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 415
 416         } else {
 417                 rs->sr_rspoid = LDAP_NOTICE_DISCONNECT;
 418                 rs->sr_tag = LDAP_RES_EXTENDED;
 419                 rs->sr_msgid = 0;
 420         }
 421
 422         send_ldap_response( op, rs );
 423
 424         Statslog( LDAP_DEBUG_STATS,
 425             "conn=%lu op=%lu DISCONNECT tag=%lu err=%d text=%s\n",
 426                 op->o_connid, op->o_opid, rs->sr_tag, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
 427 }
 428
 429 void
 430 slap_send_ldap_result( Operation *op, SlapReply *rs )
 431 {
 432         char *tmp = NULL;
 433         const char *otext = rs->sr_text;
 434         BerVarray oref = rs->sr_ref;
 435
 436         rs->sr_type = REP_RESULT;
 437
 438         assert( !LDAP_API_ERROR( rs->sr_err ) && ( rs->sr_err >= 0 ));
 439
 440 #ifdef NEW_LOGGING
 441         LDAP_LOG( OPERATION, ENTRY,
 442                 "send_ldap_result: conn %lu op=%lu p=%d\n",
 443                 op->o_connid, op->o_opid, op->o_protocol );
 444 #else
 445         Debug( LDAP_DEBUG_TRACE,
 446                 "send_ldap_result: conn=%lu op=%lu p=%d\n",
 447                 op->o_connid, op->o_opid, op->o_protocol );
 448 #endif
 449
 450 #ifdef NEW_LOGGING
 451         LDAP_LOG( OPERATION, ARGS,
 452                 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
 453                 rs->sr_err, rs->sr_matched ? rs->sr_matched : "",
 454                 rs->sr_text ? rs->sr_text : "" );
 455 #else
 456         Debug( LDAP_DEBUG_ARGS,
 457                 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
 458                 rs->sr_err, rs->sr_matched ? rs->sr_matched : "",
 459                 rs->sr_text ? rs->sr_text : "" );
 460 #endif
 461
 462
 463         if( rs->sr_ref ) {
 464 #ifdef NEW_LOGGING
 465                 LDAP_LOG( OPERATION, ARGS,
 466                         "send_ldap_result: referral=\"%s\"\n",
 467                         rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL", 0, 0 );
 468 #else
 469                 Debug( LDAP_DEBUG_ARGS,
 470                         "send_ldap_result: referral=\"%s\"\n",
 471                         rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL",
 472                         NULL, NULL );
 473 #endif
 474         }
 475
 476         assert( rs->sr_err != LDAP_PARTIAL_RESULTS );
 477
 478         if ( rs->sr_err == LDAP_REFERRAL ) {
 479 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
 480                 if( op->o_domain_scope ) {
 481                         rs->sr_ref = NULL;
 482                 }
 483 #endif
 484                 if( rs->sr_ref == NULL ) {
 485                         rs->sr_err = LDAP_NO_SUCH_OBJECT;
 486                 } else if ( op->o_protocol < LDAP_VERSION3 ) {
 487                         rs->sr_err = LDAP_PARTIAL_RESULTS;
 488                 }
 489         }
 490
 491         if ( op->o_protocol < LDAP_VERSION3 ) {
 492                 tmp = v2ref( rs->sr_ref, rs->sr_text );
 493                 rs->sr_text = tmp;
 494                 rs->sr_ref = NULL;
 495         }
 496
 497         rs->sr_tag = req2res( op->o_tag );
 498         rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 499
 500         send_ldap_response( op, rs );
 501
 502         if ( op->o_tag == LDAP_REQ_SEARCH ) {
 503                 char nbuf[64];
 504                 snprintf( nbuf, sizeof nbuf, "%d nentries=%d",
 505                         rs->sr_err, rs->sr_nentries );
 506
 507                 Statslog( LDAP_DEBUG_STATS,
 508                 "conn=%lu op=%lu SEARCH RESULT tag=%lu err=%s text=%s\n",
 509                         op->o_connid, op->o_opid, rs->sr_tag, nbuf,
 510                         rs->sr_text ? rs->sr_text : "" );
 511         } else {
 512                 Statslog( LDAP_DEBUG_STATS,
 513                         "conn=%lu op=%lu RESULT tag=%lu err=%d text=%s\n",
 514                         op->o_connid, op->o_opid, rs->sr_tag, rs->sr_err,
 515                         rs->sr_text ? rs->sr_text : "" );
 516         }
 517
 518         if( tmp != NULL ) ch_free(tmp);
 519         rs->sr_text = otext;
 520         rs->sr_ref = oref;
 521 }
 522
 523 void
 524 send_ldap_sasl( Operation *op, SlapReply *rs )
 525 {
 526         rs->sr_type = REP_SASL;
 527 #ifdef NEW_LOGGING
 528         LDAP_LOG( OPERATION, ENTRY,
 529                 "send_ldap_sasl: conn %lu err=%d len=%lu\n",
 530                 op->o_connid, rs->sr_err,
 531                 rs->sr_sasldata ? rs->sr_sasldata->bv_len : -1 );
 532 #else
 533         Debug( LDAP_DEBUG_TRACE, "send_ldap_sasl: err=%d len=%ld\n",
 534                 rs->sr_err,
 535                 rs->sr_sasldata ? (long) rs->sr_sasldata->bv_len : -1, NULL );
 536 #endif
 537
 538         rs->sr_tag = req2res( op->o_tag );
 539         rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 540
 541         send_ldap_response( op, rs );
 542 }
 543
 544 void
 545 slap_send_ldap_extended( Operation *op, SlapReply *rs )
 546 {
 547         rs->sr_type = REP_EXTENDED;
 548
 549 #ifdef NEW_LOGGING
 550         LDAP_LOG( OPERATION, ENTRY,
 551                 "send_ldap_extended: err=%d oid=%s len=%ld\n",
 552                 rs->sr_err, rs->sr_rspoid ? rs->sr_rspoid : "",
 553                 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
 554 #else
 555         Debug( LDAP_DEBUG_TRACE,
 556                 "send_ldap_extended: err=%d oid=%s len=%ld\n",
 557                 rs->sr_err,
 558                 rs->sr_rspoid ? rs->sr_rspoid : "",
 559                 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
 560 #endif
 561
 562         rs->sr_tag = req2res( op->o_tag );
 563         rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 564
 565         send_ldap_response( op, rs );
 566 }
 567
 568 void
 569 slap_send_ldap_intermediate( Operation *op, SlapReply *rs )
 570 {
 571         rs->sr_type = REP_INTERMEDIATE;
 572 #ifdef NEW_LOGGING
 573         LDAP_LOG( OPERATION, ENTRY,
 574                 "send_ldap_intermediate: err=%d oid=%s len=%ld\n",
 575                 rs->sr_err, rs->sr_rspoid ? rs->sr_rspoid : "",
 576                 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
 577 #else
 578         Debug( LDAP_DEBUG_TRACE,
 579                 "send_ldap_intermediate: err=%d oid=%s len=%ld\n",
 580                 rs->sr_err,
 581                 rs->sr_rspoid ? rs->sr_rspoid : "",
 582                 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
 583 #endif
 584         rs->sr_tag = LDAP_RES_INTERMEDIATE;
 585         rs->sr_msgid = op->o_msgid;
 586         send_ldap_response( op, rs );
 587 }
 588
 589 int
 590 slap_send_search_entry( Operation *op, SlapReply *rs )
 591 {
 592         char berbuf[LBER_ELEMENT_SIZEOF];
 593         BerElement      *ber = (BerElement *)berbuf;
 594         Attribute       *a, *aa;
 595         int             i, j, rc=-1, bytes;
 596         char            *edn;
 597         int             userattrs;
 598         int             opattrs;
 599         AccessControlState acl_state = ACL_STATE_INIT;
 600 #ifdef LDAP_SLAPI
 601         /* Support for computed attribute plugins */
 602         computed_attr_context    ctx;
 603         AttributeName   *anp;
 604 #endif
 605         void            *mark = NULL;
 606
 607         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
 608
 609         /* a_flags: array of flags telling if the i-th element will be
 610          *          returned or filtered out
 611          * e_flags: array of a_flags
 612          */
 613         char **e_flags = NULL;
 614
 615         rs->sr_type = REP_SEARCH;
 616         if (op->o_callback && op->o_callback->sc_response) {
 617                 rc = op->o_callback->sc_response( op, rs );
 618                 if ( rc != SLAP_CB_CONTINUE ) return rc;
 619         }
 620
 621 #ifdef NEW_LOGGING
 622         LDAP_LOG( OPERATION, ENTRY, "send_search_entry: conn %lu        dn=\"%s\"%s\n",
 623                 op->o_connid, rs->sr_entry->e_name.bv_val,
 624                 op->ors_attrsonly ? " (attrsOnly)" : "" );
 625 #else
 626         Debug( LDAP_DEBUG_TRACE, "=> send_search_entry: dn=\"%s\"%s\n",
 627                 rs->sr_entry->e_name.bv_val,
 628                 op->ors_attrsonly ? " (attrsOnly)" : "", 0 );
 629 #endif
 630
 631         mark = sl_mark( op->o_tmpmemctx );
 632
 633         if ( !access_allowed( op, rs->sr_entry, ad_entry, NULL, ACL_READ, NULL )) {
 634 #ifdef NEW_LOGGING
 635                 LDAP_LOG( ACL, INFO,
 636                         "send_search_entry: conn %lu access to entry (%s) not allowed\n",
 637                         op->o_connid, rs->sr_entry->e_name.bv_val, 0 );
 638 #else
 639                 Debug( LDAP_DEBUG_ACL,
 640                         "send_search_entry: access to entry not allowed\n",
 641                     0, 0, 0 );
 642 #endif
 643
 644                 sl_release( mark, op->o_tmpmemctx );
 645                 return( 1 );
 646         }
 647
 648         edn = rs->sr_entry->e_nname.bv_val;
 649
 650         if ( op->o_res_ber ) {
 651                 /* read back control or LDAP_CONNECTIONLESS */
 652             ber = op->o_res_ber;
 653         } else {
 654                 ber_len_t       siz, len;
 655                 struct berval   bv;
 656
 657                 entry_flatsize( rs->sr_entry, &siz, &len, 0 );
 658                 bv.bv_len = siz + len;
 659                 bv.bv_val = op->o_tmpalloc(bv.bv_len, op->o_tmpmemctx );
 660
 661                 ber_init2( ber, &bv, LBER_USE_DER );
 662                 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
 663         }
 664
 665 #ifdef LDAP_CONNECTIONLESS
 666         if ( op->o_conn && op->o_conn->c_is_udp ) {
 667                 /* CONNECTIONLESS */
 668                 if ( op->o_protocol == LDAP_VERSION2 ) {
 669                 rc = ber_printf(ber, "t{O{" /*}}*/,
 670                                 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
 671                 } else {
 672                 rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
 673                                 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
 674                 }
 675         } else
 676 #endif
 677         if ( op->o_res_ber ) {
 678                 /* read back control */
 679             rc = ber_printf( ber, "{O{" /*}}*/, &rs->sr_entry->e_name );
 680         } else {
 681             rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
 682                         LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
 683         }
 684
 685         if ( rc == -1 ) {
 686 #ifdef NEW_LOGGING
 687                 LDAP_LOG( OPERATION, ERR,
 688                         "send_search_entry: conn %lu  ber_printf failed\n",
 689                         op->o_connid, 0, 0 );
 690 #else
 691                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 692 #endif
 693
 694                 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
 695                 send_ldap_error( op, rs, LDAP_OTHER, "encoding DN error" );
 696                 goto error_return;
 697         }
 698
 699         /* check for special all user attributes ("*") type */
 700         userattrs = ( rs->sr_attrs == NULL ) ? 1
 701                 : an_find( rs->sr_attrs, &AllUser );
 702
 703         /* check for special all operational attributes ("+") type */
 704         opattrs = ( rs->sr_attrs == NULL ) ? 0
 705                 : an_find( rs->sr_attrs, &AllOper );
 706
 707         /* create an array of arrays of flags. Each flag corresponds
 708          * to particular value of attribute and equals 1 if value matches
 709          * to ValuesReturnFilter or 0 if not
 710          */
 711         if ( op->o_vrFilter != NULL ) {
 712                 int     k = 0;
 713                 size_t  size;
 714
 715                 for ( a = rs->sr_entry->e_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
 716                         for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
 717                 }
 718
 719                 size = i * sizeof(char *) + k;
 720                 if ( size > 0 ) {
 721                         char    *a_flags;
 722                         e_flags = sl_calloc ( 1, i * sizeof(char *) + k, op->o_tmpmemctx );
 723                         if( e_flags == NULL ) {
 724 #ifdef NEW_LOGGING
 725                                 LDAP_LOG( OPERATION, ERR,
 726                                         "send_search_entry: conn %lu sl_calloc failed\n",
 727                                         op->o_connid ? op->o_connid : 0, 0, 0 );
 728 #else
 729                         Debug( LDAP_DEBUG_ANY,
 730                                         "send_search_entry: sl_calloc failed\n", 0, 0, 0 );
 731 #endif
 732                                 ber_free( ber, 1 );
 733
 734                                 send_ldap_error( op, rs, LDAP_OTHER, "out of memory" );
 735                                 goto error_return;
 736                         }
 737                         a_flags = (char *)(e_flags + i);
 738                         memset( a_flags, 0, k );
 739                         for ( a=rs->sr_entry->e_attrs, i=0; a != NULL; a=a->a_next, i++ ) {
 740                                 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
 741                                 e_flags[i] = a_flags;
 742                                 a_flags += j;
 743                         }
 744
 745                         rc = filter_matched_values(op, rs->sr_entry->e_attrs, &e_flags) ;
 746                         if ( rc == -1 ) {
 747 #ifdef NEW_LOGGING
 748                                 LDAP_LOG( OPERATION, ERR, "send_search_entry: "
 749                                         "conn %lu matched values filtering failed\n",
 750                                         op->o_connid ? op->o_connid : 0, 0, 0 );
 751 #else
 752                         Debug( LDAP_DEBUG_ANY,
 753                                         "matched values filtering failed\n", 0, 0, 0 );
 754 #endif
 755                                 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
 756                                 send_ldap_error( op, rs, LDAP_OTHER,
 757                                         "matched values filtering error" );
 758                                 goto error_return;
 759                         }
 760                 }
 761         }
 762
 763         for ( a = rs->sr_entry->e_attrs, j = 0; a != NULL; a = a->a_next, j++ ) {
 764                 AttributeDescription *desc = a->a_desc;
 765
 766                 if ( rs->sr_attrs == NULL ) {
 767                         /* all attrs request, skip operational attributes */
 768                         if( is_at_operational( desc->ad_type ) ) {
 769                                 continue;
 770                         }
 771
 772                 } else {
 773                         /* specific attrs requested */
 774                         if ( is_at_operational( desc->ad_type ) ) {
 775                                 if( !opattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 776                                         continue;
 777                                 }
 778
 779                         } else {
 780                                 if (!userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 781                                         continue;
 782                                 }
 783                         }
 784                 }
 785
 786                 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
 787                         ACL_READ, &acl_state ) )
 788                 {
 789 #ifdef NEW_LOGGING
 790                         LDAP_LOG( ACL, INFO,
 791                                 "send_search_entry: conn %lu  access to attribute %s not "
 792                                 "allowed\n", op->o_connid, desc->ad_cname.bv_val, 0 );
 793 #else
 794                         Debug( LDAP_DEBUG_ACL, "acl: "
 795                                 "access to attribute %s not allowed\n",
 796                             desc->ad_cname.bv_val, 0, 0 );
 797 #endif
 798                         continue;
 799                 }
 800
 801                 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
 802 #ifdef NEW_LOGGING
 803                         LDAP_LOG( OPERATION, ERR,
 804                                 "send_search_entry: conn %lu  ber_printf failed\n",
 805                                 op->o_connid, 0, 0 );
 806 #else
 807                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 808 #endif
 809
 810                         if ( op->o_res_ber == NULL ) ber_free_buf( ber );
 811                         send_ldap_error( op, rs, LDAP_OTHER, "encoding description error");
 812                         goto error_return;
 813                 }
 814
 815                 if ( ! op->ors_attrsonly ) {
 816                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
 817                                 if ( ! access_allowed( op, rs->sr_entry,
 818                                         desc, &a->a_vals[i], ACL_READ, &acl_state ) )
 819                                 {
 820 #ifdef NEW_LOGGING
 821                                         LDAP_LOG( ACL, INFO,
 822                                                 "send_search_entry: conn %lu "
 823                                                 "access to attribute %s, value %d not allowed\n",
 824                                                 op->o_connid, desc->ad_cname.bv_val, i );
 825 #else
 826                                         Debug( LDAP_DEBUG_ACL,
 827                                                 "acl: access to attribute %s, "
 828                                                 "value %d not allowed\n",
 829                                                 desc->ad_cname.bv_val, i, 0 );
 830 #endif
 831
 832                                         continue;
 833                                 }
 834
 835                                 if ( op->o_vrFilter && e_flags[j][i] == 0 ){
 836                                         continue;
 837                                 }
 838
 839                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
 840 #ifdef NEW_LOGGING
 841                                         LDAP_LOG( OPERATION, ERR,
 842                                                 "send_search_entry: conn %lu  "
 843                                                 "ber_printf failed.\n", op->o_connid, 0, 0 );
 844 #else
 845                                         Debug( LDAP_DEBUG_ANY,
 846                                             "ber_printf failed\n", 0, 0, 0 );
 847 #endif
 848
 849                                         if ( op->o_res_ber == NULL ) ber_free_buf( ber );
 850                                         send_ldap_error( op, rs, LDAP_OTHER,
 851                                                 "encoding values error" );
 852                                         goto error_return;
 853                                 }
 854                         }
 855                 }
 856
 857                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
 858 #ifdef NEW_LOGGING
 859                         LDAP_LOG( OPERATION, ERR,
 860                                 "send_search_entry: conn %lu ber_printf failed\n",
 861                                 op->o_connid, 0, 0 );
 862 #else
 863                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 864 #endif
 865
 866                         if ( op->o_res_ber == NULL ) ber_free_buf( ber );
 867                         send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
 868                         goto error_return;
 869                 }
 870         }
 871
 872         /* eventually will loop through generated operational attributes */
 873         /* only have subschemaSubentry and numSubordinates are implemented */
 874         aa = backend_operational( op, rs, opattrs );
 875
 876         if ( aa != NULL && op->o_vrFilter != NULL ) {
 877                 int     k = 0;
 878                 size_t  size;
 879
 880                 for ( a = aa, i=0; a != NULL; a = a->a_next, i++ ) {
 881                         for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
 882                 }
 883
 884                 size = i * sizeof(char *) + k;
 885                 if ( size > 0 ) {
 886                         char    *a_flags, **tmp;
 887
 888                         /*
 889                          * Reuse previous memory - we likely need less space
 890                          * for operational attributes
 891                          */
 892                         tmp = sl_realloc( e_flags, i * sizeof(char *) + k,
 893                                 op->o_tmpmemctx );
 894                         if ( tmp == NULL ) {
 895 #ifdef NEW_LOGGING
 896                                 LDAP_LOG( OPERATION, ERR,
 897                                         "send_search_entry: conn %lu "
 898                                         "not enough memory "
 899                                         "for matched values filtering\n",
 900                                         op->o_connid, 0, 0);
 901 #else
 902                                 Debug( LDAP_DEBUG_ANY,
 903                                         "send_search_entry: conn %lu "
 904                                         "not enough memory "
 905                                         "for matched values filtering\n",
 906                                         op->o_connid, 0, 0 );
 907 #endif
 908                                 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
 909                                 send_ldap_error( op, rs, LDAP_OTHER,
 910                                         "not enough memory for matched values filtering" );
 911                                 goto error_return;
 912                         }
 913                         e_flags = tmp;
 914                         a_flags = (char *)(e_flags + i);
 915                         memset( a_flags, 0, k );
 916                         for ( a = aa, i=0; a != NULL; a = a->a_next, i++ ) {
 917                                 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
 918                                 e_flags[i] = a_flags;
 919                                 a_flags += j;
 920                         }
 921                         rc = filter_matched_values(op, aa, &e_flags) ;
 922
 923                         if ( rc == -1 ) {
 924 #ifdef NEW_LOGGING
 925                                 LDAP_LOG( OPERATION, ERR,
 926                                         "send_search_entry: conn %lu "
 927                                         "matched values filtering failed\n",
 928                                         op->o_connid ? op->o_connid : 0, 0, 0);
 929 #else
 930                                 Debug( LDAP_DEBUG_ANY,
 931                                         "matched values filtering failed\n", 0, 0, 0 );
 932 #endif
 933                                 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
 934                                 send_ldap_error( op, rs, LDAP_OTHER,
 935                                         "matched values filtering error" );
 936                                 goto error_return;
 937                         }
 938                 }
 939         }
 940
 941         for (a = aa, j=0; a != NULL; a = a->a_next, j++ ) {
 942                 AttributeDescription *desc = a->a_desc;
 943
 944                 if ( rs->sr_attrs == NULL ) {
 945                         /* all attrs request, skip operational attributes */
 946                         if( is_at_operational( desc->ad_type ) ) {
 947                                 continue;
 948                         }
 949
 950                 } else {
 951                         /* specific attrs requested */
 952                         if( is_at_operational( desc->ad_type ) ) {
 953                                 if( !opattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 954                                         continue;
 955                                 }
 956                         } else {
 957                                 if (!userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
 958                                         continue;
 959                                 }
 960                         }
 961                 }
 962
 963                 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
 964                         ACL_READ, &acl_state ) )
 965                 {
 966 #ifdef NEW_LOGGING
 967                         LDAP_LOG( ACL, INFO,
 968                                 "send_search_entry: conn %lu "
 969                                 "access to attribute %s not allowed\n",
 970                                 op->o_connid, desc->ad_cname.bv_val, 0 );
 971 #else
 972                         Debug( LDAP_DEBUG_ACL, "send_search_entry: access to attribute %s "
 973                                 "not allowed\n", desc->ad_cname.bv_val, 0, 0 );
 974 #endif
 975
 976                         continue;
 977                 }
 978
 979                 rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname );
 980                 if ( rc == -1 ) {
 981 #ifdef NEW_LOGGING
 982                         LDAP_LOG( OPERATION, ERR,
 983                                 "send_search_entry: conn %lu  "
 984                                 "ber_printf failed\n", op->o_connid, 0, 0 );
 985 #else
 986                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 987 #endif
 988
 989                         if ( op->o_res_ber == NULL ) ber_free_buf( ber );
 990                         send_ldap_error( op, rs, LDAP_OTHER, "encoding description error" );
 991                         attrs_free( aa );
 992                         goto error_return;
 993                 }
 994
 995                 if ( ! op->ors_attrsonly ) {
 996                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
 997                                 if ( ! access_allowed( op, rs->sr_entry,
 998                                         desc, &a->a_vals[i], ACL_READ, &acl_state ) )
 999                                 {
1000 #ifdef NEW_LOGGING
1001                                         LDAP_LOG( ACL, INFO,
1002                                                 "send_search_entry: conn %lu "
1003                                                 "access to %s, value %d not allowed\n",
1004                                                 op->o_connid, desc->ad_cname.bv_val, i );
1005 #else
1006                                         Debug( LDAP_DEBUG_ACL,
1007                                                 "send_search_entry: access to attribute %s, "
1008                                                 "value %d not allowed\n",
1009                                                 desc->ad_cname.bv_val, i, 0 );
1010 #endif
1011
1012                                         continue;
1013                                 }
1014
1015                                 if ( op->o_vrFilter && e_flags[j][i] == 0 ){
1016                                         continue;
1017                                 }
1018
1019                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
1020 #ifdef NEW_LOGGING
1021                                         LDAP_LOG( OPERATION, ERR,
1022                                                 "send_search_entry: conn %lu  ber_printf failed\n",
1023                                                 op->o_connid, 0, 0 );
1024 #else
1025                                         Debug( LDAP_DEBUG_ANY,
1026                                             "ber_printf failed\n", 0, 0, 0 );
1027 #endif
1028
1029                                         if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1030                                         send_ldap_error( op, rs, LDAP_OTHER,
1031                                                 "encoding values error" );
1032                                         attrs_free( aa );
1033                                         goto error_return;
1034                                 }
1035                         }
1036                 }
1037
1038                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
1039 #ifdef NEW_LOGGING
1040                         LDAP_LOG( OPERATION, ERR,
1041                                 "send_search_entry: conn %lu  ber_printf failed\n",
1042                                 op->o_connid, 0, 0 );
1043 #else
1044                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1045 #endif
1046
1047                         if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1048                         send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
1049                         attrs_free( aa );
1050                         goto error_return;
1051                 }
1052         }
1053
1054 #ifdef LDAP_SLAPI
1055         /*
1056          * First, setup the computed attribute context that is
1057          * passed to all plugins.
1058          */
1059         ctx.cac_pb = op->o_pb;
1060         ctx.cac_attrs = rs->sr_attrs;
1061         ctx.cac_attrsonly = op->ors_attrsonly;
1062         ctx.cac_userattrs = userattrs;
1063         ctx.cac_opattrs = opattrs;
1064         ctx.cac_acl_state = acl_state;
1065         ctx.cac_private = (void *)ber;
1066
1067         /*
1068          * For each client requested attribute, call the plugins.
1069          */
1070         if ( rs->sr_attrs != NULL ) {
1071                 for ( anp = rs->sr_attrs; anp->an_name.bv_val != NULL; anp++ ) {
1072                         rc = compute_evaluator( &ctx, anp->an_name.bv_val,
1073                                 rs->sr_entry, slapi_x_compute_output_ber );
1074                         if ( rc == 1 ) {
1075                                 break;
1076                         }
1077                 }
1078         } else {
1079                 /*
1080                  * Technically we shouldn't be returning operational attributes
1081                  * when the user requested only user attributes. We'll let the
1082                  * plugin decide whether to be naughty or not.
1083                  */
1084                 rc = compute_evaluator( &ctx, "*",
1085                         rs->sr_entry, slapi_x_compute_output_ber );
1086         }
1087         if ( rc == 1 ) {
1088                 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1089                 send_ldap_error( op, rs, LDAP_OTHER, "computed attribute error" );
1090                 goto error_return;
1091         }
1092 #endif /* LDAP_SLAPI */
1093
1094         /* free e_flags */
1095         if ( e_flags ) {
1096                 sl_free( e_flags, op->o_tmpmemctx );
1097                 e_flags = NULL;
1098         }
1099
1100         attrs_free( aa );
1101         rc = ber_printf( ber, /*{{*/ "}N}" );
1102
1103         if( rc != -1 && rs->sr_ctrls != NULL ) {
1104                 rc = send_ldap_controls( ber, rs->sr_ctrls );
1105         }
1106
1107         if( rc != -1 ) {
1108 #ifdef LDAP_CONNECTIONLESS
1109                 if( op->o_conn && op->o_conn->c_is_udp ) {
1110                         if ( op->o_protocol != LDAP_VERSION2 ) {
1111                                 rc = ber_printf( ber, /*{*/ "N}" );
1112                         }
1113                 } else
1114 #endif
1115                 if ( op->o_res_ber == NULL ) {
1116                         rc = ber_printf( ber, /*{*/ "N}" );
1117                 }
1118         }
1119
1120         if ( rc == -1 ) {
1121 #ifdef NEW_LOGGING
1122                 LDAP_LOG( OPERATION, ERR,
1123                         "send_search_entry: conn %lu ber_printf failed\n",
1124                         op->o_connid, 0, 0 );
1125 #else
1126                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1127 #endif
1128
1129                 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1130                 send_ldap_error( op, rs, LDAP_OTHER, "encode entry end error" );
1131                 sl_release( mark, op->o_tmpmemctx );
1132                 return( 1 );
1133         }
1134
1135         if ( op->o_res_ber == NULL ) {
1136                 bytes = op->o_noop ? 0 : send_ldap_ber( op->o_conn, ber );
1137                 ber_free_buf( ber );
1138
1139                 if ( bytes < 0 ) {
1140 #ifdef NEW_LOGGING
1141                         LDAP_LOG( OPERATION, ERR,
1142                                 "send_search_entry: conn %lu  ber write failed.\n",
1143                                 op->o_connid, 0, 0 );
1144 #else
1145                         Debug( LDAP_DEBUG_ANY,
1146                                 "send_search_entry: ber write failed\n",
1147                                 0, 0, 0 );
1148 #endif
1149
1150                         sl_release( mark, op->o_tmpmemctx );
1151                         return -1;
1152                 }
1153                 rs->sr_nentries++;
1154
1155                 ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1156                 num_bytes_sent += bytes;
1157                 num_entries_sent++;
1158                 num_pdu_sent++;
1159                 ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1160         }
1161
1162         Statslog( LDAP_DEBUG_STATS2, "conn=%lu op=%lu ENTRY dn=\"%s\"\n",
1163             op->o_connid, op->o_opid, rs->sr_entry->e_dn, 0, 0 );
1164
1165 #ifdef NEW_LOGGING
1166         LDAP_LOG( OPERATION, ENTRY,
1167                 "send_search_entry: conn %lu exit.\n", op->o_connid, 0, 0 );
1168 #else
1169         Debug( LDAP_DEBUG_TRACE, "<= send_search_entry\n", 0, 0, 0 );
1170 #endif
1171
1172         rc = 0;
1173
1174 error_return:;
1175         sl_release( mark, op->o_tmpmemctx );
1176         if ( e_flags ) sl_free( e_flags, op->o_tmpmemctx );
1177         return( rc );
1178 }
1179
1180 int
1181 slap_send_search_reference( Operation *op, SlapReply *rs )
1182 {
1183         char berbuf[LBER_ELEMENT_SIZEOF];
1184         BerElement      *ber = (BerElement *)berbuf;
1185         int rc = 0;
1186         int bytes;
1187         void *mark;
1188
1189         AttributeDescription *ad_ref = slap_schema.si_ad_ref;
1190         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
1191
1192         rs->sr_type = REP_SEARCHREF;
1193         if (op->o_callback && op->o_callback->sc_response) {
1194                 rc = op->o_callback->sc_response( op, rs );
1195                 if ( rc != SLAP_CB_CONTINUE ) return rc;
1196         }
1197
1198         mark = sl_mark( op->o_tmpmemctx );
1199
1200 #ifdef NEW_LOGGING
1201         LDAP_LOG( OPERATION, ENTRY,
1202                 "send_search_reference: conn %lu  dn=\"%s\"\n",
1203                 op->o_connid,
1204                 rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)", 0 );
1205 #else
1206         Debug( LDAP_DEBUG_TRACE,
1207                 "=> send_search_reference: dn=\"%s\"\n",
1208                 rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)", 0, 0 );
1209 #endif
1210
1211         if (  rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1212                 ad_entry, NULL, ACL_READ, NULL ) )
1213         {
1214 #ifdef NEW_LOGGING
1215                 LDAP_LOG( ACL, INFO,
1216                         "send_search_reference: conn %lu        "
1217                         "access to entry %s not allowed\n",
1218                         op->o_connid, rs->sr_entry->e_dn, 0 );
1219 #else
1220                 Debug( LDAP_DEBUG_ACL,
1221                         "send_search_reference: access to entry not allowed\n",
1222                     0, 0, 0 );
1223 #endif
1224                 rc = 1;
1225                 goto rel;
1226         }
1227
1228         if ( rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1229                 ad_ref, NULL, ACL_READ, NULL ) )
1230         {
1231 #ifdef NEW_LOGGING
1232                 LDAP_LOG( ACL, INFO,
1233                         "send_search_reference: conn %lu access "
1234                         "to reference not allowed.\n", op->o_connid, 0, 0 );
1235 #else
1236                 Debug( LDAP_DEBUG_ACL,
1237                         "send_search_reference: access "
1238                         "to reference not allowed\n",
1239                     0, 0, 0 );
1240 #endif
1241                 rc = 1;
1242                 goto rel;
1243         }
1244
1245 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
1246         if( op->o_domain_scope ) {
1247 #ifdef NEW_LOGGING
1248                 LDAP_LOG( OPERATION, ERR,
1249                         "send_search_reference: conn %lu domainScope control in (%s).\n",
1250                         op->o_connid, rs->sr_entry->e_dn, 0 );
1251 #else
1252                 Debug( LDAP_DEBUG_ANY,
1253                         "send_search_reference: domainScope control in (%s)\n",
1254                         rs->sr_entry->e_dn, 0, 0 );
1255 #endif
1256                 rc = 0;
1257                 goto rel;
1258         }
1259 #endif
1260
1261         if( rs->sr_ref == NULL ) {
1262 #ifdef NEW_LOGGING
1263                 LDAP_LOG( OPERATION, ERR,
1264                         "send_search_reference: conn %lu null ref in (%s).\n",
1265                         op->o_connid, rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0 );
1266 #else
1267                 Debug( LDAP_DEBUG_ANY,
1268                         "send_search_reference: null ref in (%s)\n",
1269                         rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0, 0 );
1270 #endif
1271                 rc = 1;
1272                 goto rel;
1273         }
1274
1275         if( op->o_protocol < LDAP_VERSION3 ) {
1276                 /* save the references for the result */
1277                 if( rs->sr_ref[0].bv_val != NULL ) {
1278                         if( value_add( &rs->sr_v2ref, rs->sr_ref ) )
1279                                 return LDAP_OTHER;
1280                 }
1281                 rc = 0;
1282                 goto rel;
1283         }
1284
1285 #ifdef LDAP_CONNECTIONLESS
1286         if( op->o_conn && op->o_conn->c_is_udp ) {
1287                 ber = op->o_res_ber;
1288         } else
1289 #endif
1290         {
1291                 ber_init_w_nullc( ber, LBER_USE_DER );
1292                 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1293         }
1294
1295         rc = ber_printf( ber, "{it{W}" /*"}"*/ , op->o_msgid,
1296                 LDAP_RES_SEARCH_REFERENCE, rs->sr_ref );
1297
1298         if( rc != -1 && rs->sr_ctrls != NULL ) {
1299                 rc = send_ldap_controls( ber, rs->sr_ctrls );
1300         }
1301
1302         if( rc != -1 ) {
1303                 rc = ber_printf( ber, /*"{"*/ "N}" );
1304         }
1305
1306         if ( rc == -1 ) {
1307 #ifdef NEW_LOGGING
1308                 LDAP_LOG( OPERATION, ERR,
1309                         "send_search_reference: conn %lu        "
1310                         "ber_printf failed.\n", op->o_connid, 0, 0 );
1311 #else
1312                 Debug( LDAP_DEBUG_ANY,
1313                         "send_search_reference: ber_printf failed\n", 0, 0, 0 );
1314 #endif
1315
1316 #ifdef LDAP_CONNECTIONLESS
1317                 if (!op->o_conn || op->o_conn->c_is_udp == 0)
1318 #endif
1319                 ber_free_buf( ber );
1320                 send_ldap_error( op, rs, LDAP_OTHER, "encode DN error" );
1321                 goto rel;
1322         }
1323
1324 #ifdef LDAP_CONNECTIONLESS
1325         if (!op->o_conn || op->o_conn->c_is_udp == 0) {
1326 #endif
1327         bytes = op->o_noop ? 0 : send_ldap_ber( op->o_conn, ber );
1328         ber_free_buf( ber );
1329
1330         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1331         num_bytes_sent += bytes;
1332         num_refs_sent++;
1333         num_pdu_sent++;
1334         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1335 #ifdef LDAP_CONNECTIONLESS
1336         }
1337 #endif
1338
1339         Statslog( LDAP_DEBUG_STATS2, "conn=%lu op=%lu REF dn=\"%s\"\n",
1340                 op->o_connid, op->o_opid, rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0, 0 );
1341
1342 #ifdef NEW_LOGGING
1343         LDAP_LOG( OPERATION, ENTRY,
1344                 "send_search_reference: conn %lu exit.\n", op->o_connid, 0, 0 );
1345 #else
1346         Debug( LDAP_DEBUG_TRACE, "<= send_search_reference\n", 0, 0, 0 );
1347 #endif
1348
1349 rel:
1350         sl_release( mark, op->o_tmpmemctx );
1351         return rc;
1352 }
1353
1354 int
1355 str2result(
1356     char        *s,
1357     int         *code,
1358     char        **matched,
1359     char        **info
1360 )
1361 {
1362         int     rc;
1363         char    *c;
1364
1365         *code = LDAP_SUCCESS;
1366         *matched = NULL;
1367         *info = NULL;
1368
1369         if ( strncasecmp( s, "RESULT", 6 ) != 0 ) {
1370 #ifdef NEW_LOGGING
1371                 LDAP_LOG( OPERATION, INFO,
1372                         "str2result: (%s), expecting \"RESULT\"\n", s, 0, 0 );
1373 #else
1374                 Debug( LDAP_DEBUG_ANY, "str2result (%s) expecting \"RESULT\"\n",
1375                     s, 0, 0 );
1376 #endif
1377
1378                 return( -1 );
1379         }
1380
1381         rc = 0;
1382         while ( (s = strchr( s, '\n' )) != NULL ) {
1383                 *s++ = '\0';
1384                 if ( *s == '\0' ) {
1385                         break;
1386                 }
1387                 if ( (c = strchr( s, ':' )) != NULL ) {
1388                         c++;
1389                 }
1390
1391                 if ( strncasecmp( s, "code", 4 ) == 0 ) {
1392                         if ( c != NULL ) {
1393                                 *code = atoi( c );
1394                         }
1395                 } else if ( strncasecmp( s, "matched", 7 ) == 0 ) {
1396                         if ( c != NULL ) {
1397                                 *matched = c;
1398                         }
1399                 } else if ( strncasecmp( s, "info", 4 ) == 0 ) {
1400                         if ( c != NULL ) {
1401                                 *info = c;
1402                         }
1403                 } else {
1404 #ifdef NEW_LOGGING
1405                         LDAP_LOG( OPERATION, INFO, "str2result: (%s) unknown.\n", s, 0, 0 );
1406 #else
1407                         Debug( LDAP_DEBUG_ANY, "str2result (%s) unknown\n",
1408                             s, 0, 0 );
1409 #endif
1410
1411                         rc = -1;
1412                 }
1413         }
1414
1415         return( rc );
1416 }
1417
1418 int slap_read_controls(
1419         Operation *op,
1420         SlapReply *rs,
1421         Entry *e,
1422         const struct berval *oid,
1423         LDAPControl **ctrl )
1424 {
1425         int rc;
1426         struct berval bv;
1427         char berbuf[LBER_ELEMENT_SIZEOF];
1428         BerElement *ber = (BerElement *) berbuf;
1429         LDAPControl c;
1430         ber_len_t       siz, len;
1431         Operation myop;
1432
1433 #ifdef NEW_LOGGING
1434         LDAP_LOG( OPERATION, INFO, "slap_read_controls: (%s) %s\n",
1435                 oid->bv_val, e->e_dn, 0 );
1436 #else
1437         Debug( LDAP_DEBUG_ANY, "slap_read_controls: (%s) %s\n",
1438                 oid->bv_val, e->e_dn, 0 );
1439 #endif
1440
1441         rs->sr_entry = e;
1442         rs->sr_attrs = ( oid == &slap_pre_read_bv ) ?
1443                 op->o_preread_attrs : op->o_postread_attrs;
1444
1445         entry_flatsize( rs->sr_entry, &siz, &len, 0 );
1446         bv.bv_len = siz + len;
1447         bv.bv_val = op->o_tmpalloc(bv.bv_len, op->o_tmpmemctx );
1448
1449         ber_init2( ber, &bv, LBER_USE_DER );
1450         ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1451
1452         /* create new operation */
1453         myop = *op;
1454         myop.o_bd = NULL;
1455         myop.o_res_ber = ber;
1456
1457         rc = slap_send_search_entry( &myop, rs );
1458         if( rc ) return rc;
1459
1460         rc = ber_flatten2( ber, &c.ldctl_value, 0 );
1461
1462         if( rc == LBER_ERROR ) return LDAP_OTHER;
1463
1464         c.ldctl_oid = oid->bv_val;
1465         c.ldctl_iscritical = 0;
1466
1467         *ctrl = sl_calloc( 1, sizeof(LDAPControl), NULL );
1468         **ctrl = c;
1469         return LDAP_SUCCESS;
1470 }