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

   1 /* result.c - routines to send ldap results, errors, and referrals */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 #include "portable.h"
   9
  10 #include <stdio.h>
  11
  12 #include <ac/socket.h>
  13 #include <ac/errno.h>
  14 #include <ac/signal.h>
  15 #include <ac/string.h>
  16 #include <ac/ctype.h>
  17 #include <ac/time.h>
  18 #include <ac/unistd.h>
  19
  20 #include "slap.h"
  21
  22 static char *v2ref( BerVarray ref, const char *text )
  23 {
  24         size_t len = 0, i = 0;
  25         char *v2;
  26
  27         if(ref == NULL) {
  28                 if (text) {
  29                         return ch_strdup(text);
  30                 } else {
  31                         return NULL;
  32                 }
  33         }
  34
  35         if ( text != NULL ) {
  36                 len = strlen( text );
  37                 if (text[len-1] != '\n') {
  38                     i = 1;
  39                 }
  40         }
  41
  42         v2 = ch_malloc( len+i+sizeof("Referral:") );
  43         if( text != NULL ) {
  44                 strcpy(v2, text);
  45                 if( i ) {
  46                         v2[len++] = '\n';
  47                 }
  48         }
  49         strcpy( v2+len, "Referral:" );
  50         len += sizeof("Referral:");
  51
  52         for( i=0; ref[i].bv_val != NULL; i++ ) {
  53                 v2 = ch_realloc( v2, len + ref[i].bv_len + 1 );
  54                 v2[len-1] = '\n';
  55                 AC_MEMCPY(&v2[len], ref[i].bv_val, ref[i].bv_len );
  56                 len += ref[i].bv_len;
  57                 if (ref[i].bv_val[ref[i].bv_len-1] != '/') {
  58                         ++len;
  59                 }
  60         }
  61
  62         v2[len-1] = '\0';
  63         return v2;
  64 }
  65
  66 static ber_tag_t req2res( ber_tag_t tag )
  67 {
  68         switch( tag ) {
  69         case LDAP_REQ_ADD:
  70         case LDAP_REQ_BIND:
  71         case LDAP_REQ_COMPARE:
  72         case LDAP_REQ_EXTENDED:
  73         case LDAP_REQ_MODIFY:
  74         case LDAP_REQ_MODRDN:
  75                 tag++;
  76                 break;
  77
  78         case LDAP_REQ_DELETE:
  79                 tag = LDAP_RES_DELETE;
  80                 break;
  81
  82         case LDAP_REQ_ABANDON:
  83         case LDAP_REQ_UNBIND:
  84                 tag = LBER_SEQUENCE;
  85                 break;
  86
  87         case LDAP_REQ_SEARCH:
  88                 tag = LDAP_RES_SEARCH_RESULT;
  89                 break;
  90
  91         default:
  92                 tag = LBER_SEQUENCE;
  93         }
  94
  95         return tag;
  96 }
  97
  98 static long send_ldap_ber(
  99         Connection *conn,
 100         BerElement *ber )
 101 {
 102         ber_len_t bytes;
 103
 104         ber_get_option( ber, LBER_OPT_BER_BYTES_TO_WRITE, &bytes );
 105
 106         /* write only one pdu at a time - wait til it's our turn */
 107         ldap_pvt_thread_mutex_lock( &conn->c_write_mutex );
 108
 109         /* lock the connection */
 110         ldap_pvt_thread_mutex_lock( &conn->c_mutex );
 111
 112         /* write the pdu */
 113         while( 1 ) {
 114                 int err;
 115                 ber_socket_t    sd;
 116
 117                 if ( connection_state_closing( conn ) ) {
 118                         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 119                         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 120
 121                         return 0;
 122                 }
 123
 124                 if ( ber_flush( conn->c_sb, ber, 0 ) == 0 ) {
 125                         break;
 126                 }
 127
 128                 err = errno;
 129
 130                 /*
 131                  * we got an error.  if it's ewouldblock, we need to
 132                  * wait on the socket being writable.  otherwise, figure
 133                  * it's a hard error and return.
 134                  */
 135
 136 #ifdef NEW_LOGGING
 137                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 138                            "send_ldap_ber: conn %d  ber_flush failed err=%d (%s)\n",
 139                            conn ? conn->c_connid : 0, err, sock_errstr(err) ));
 140 #else
 141                 Debug( LDAP_DEBUG_CONNS, "ber_flush failed errno=%d reason=\"%s\"\n",
 142                     err, sock_errstr(err), 0 );
 143 #endif
 144
 145                 if ( err != EWOULDBLOCK && err != EAGAIN ) {
 146                         connection_closing( conn );
 147
 148                         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 149                         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 150
 151                         return( -1 );
 152                 }
 153
 154                 /* wait for socket to be write-ready */
 155                 conn->c_writewaiter = 1;
 156                 ber_sockbuf_ctrl( conn->c_sb, LBER_SB_OPT_GET_FD, &sd );
 157                 slapd_set_write( sd, 1 );
 158
 159                 ldap_pvt_thread_cond_wait( &conn->c_write_cv, &conn->c_mutex );
 160                 conn->c_writewaiter = 0;
 161         }
 162
 163         ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
 164         ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
 165
 166         return bytes;
 167 }
 168
 169 static void
 170 send_ldap_response(
 171     Connection  *conn,
 172     Operation   *op,
 173         ber_tag_t       tag,
 174         ber_int_t       msgid,
 175     ber_int_t   err,
 176     const char  *matched,
 177     const char  *text,
 178         BerVarray       ref,
 179         const char      *resoid,
 180         struct berval   *resdata,
 181         struct berval   *sasldata,
 182         LDAPControl **ctrls
 183 )
 184 {
 185         char berbuf[256];
 186         BerElement      *ber = (BerElement *)berbuf;
 187         int             rc;
 188         long    bytes;
 189
 190         if (op->o_callback && op->o_callback->sc_response) {
 191                 op->o_callback->sc_response( conn, op, tag, msgid, err, matched,
 192                         text, ref, resoid, resdata, sasldata, ctrls );
 193                 return;
 194         }
 195
 196         assert( ctrls == NULL ); /* ctrls not implemented */
 197
 198         ber_init_w_nullc( ber, LBER_USE_DER );
 199
 200 #ifdef NEW_LOGGING
 201         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
 202                    "send_ldap_response: conn %d  msgid=%ld tag=%ld err=%ld\n",
 203                    conn ? conn->c_connid : 0, (long)msgid, (long)tag, (long)err ));
 204 #else
 205         Debug( LDAP_DEBUG_TRACE,
 206                 "send_ldap_response: msgid=%ld tag=%ld err=%ld\n",
 207                 (long) msgid, (long) tag, (long) err );
 208 #endif
 209
 210         if( ref ) {
 211 #ifdef NEW_LOGGING
 212                 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
 213                            "send_ldap_response: conn %d  ref=\"%s\"\n",
 214                            conn ? conn->c_connid : 0,
 215                            ref[0].bv_val ? ref[0].bv_val : "NULL" ));
 216 #else
 217                 Debug( LDAP_DEBUG_ARGS, "send_ldap_response: ref=\"%s\"\n",
 218                         ref[0].bv_val ? ref[0].bv_val : "NULL",
 219                         NULL, NULL );
 220 #endif
 221
 222         }
 223
 224 #ifdef LDAP_CONNECTIONLESS
 225         if (conn->c_is_udp) {
 226             rc = ber_write(ber, (char *)&op->o_peeraddr, sizeof(struct sockaddr), 0);
 227             if (rc != sizeof(struct sockaddr)) {
 228 #ifdef NEW_LOGGING
 229                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 230                            "send_ldap_response: conn %d  ber_write failed\n",
 231                            conn ? conn->c_connid : 0 ));
 232 #else
 233                 Debug( LDAP_DEBUG_ANY, "ber_write failed\n", 0, 0, 0 );
 234 #endif
 235                 ber_free_buf( ber );
 236                 return;
 237             }
 238         }
 239         if (conn->c_is_udp && op->o_protocol == LDAP_VERSION2) {
 240             rc = ber_printf( ber, "{is{t{ess",
 241                 msgid, "", tag, err,
 242                 matched == NULL ? "" : matched,
 243                 text == NULL ? "" : text );
 244         } else
 245 #endif
 246         {
 247             rc = ber_printf( ber, "{it{ess",
 248                 msgid, tag, err,
 249                 matched == NULL ? "" : matched,
 250                 text == NULL ? "" : text );
 251         }
 252
 253         if( rc != -1 ) {
 254                 if ( ref != NULL ) {
 255                         assert( err == LDAP_REFERRAL );
 256                         rc = ber_printf( ber, "t{W}",
 257                                 LDAP_TAG_REFERRAL, ref );
 258                 } else {
 259                         assert( err != LDAP_REFERRAL );
 260                 }
 261         }
 262
 263         if( rc != -1 && sasldata != NULL ) {
 264                 rc = ber_printf( ber, "tO",
 265                         LDAP_TAG_SASL_RES_CREDS, sasldata );
 266         }
 267
 268         if( rc != -1 && resoid != NULL ) {
 269                 rc = ber_printf( ber, "ts",
 270                         LDAP_TAG_EXOP_RES_OID, resoid );
 271         }
 272
 273         if( rc != -1 && resdata != NULL ) {
 274                 rc = ber_printf( ber, "tO",
 275                         LDAP_TAG_EXOP_RES_VALUE, resdata );
 276         }
 277
 278         if( rc != -1 ) {
 279                 rc = ber_printf( ber, "N}N}" );
 280         }
 281 #ifdef LDAP_CONNECTIONLESS
 282         if( conn->c_is_udp && op->o_protocol == LDAP_VERSION2 && rc != -1 ) {
 283                 rc = ber_printf( ber, "N}" );
 284         }
 285 #endif
 286
 287         if ( rc == -1 ) {
 288 #ifdef NEW_LOGGING
 289                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 290                            "send_ldap_response: conn %d  ber_printf failed\n",
 291                            conn ? conn->c_connid : 0 ));
 292 #else
 293                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 294 #endif
 295
 296                 ber_free_buf( ber );
 297                 return;
 298         }
 299
 300         /* send BER */
 301         bytes = send_ldap_ber( conn, ber );
 302         ber_free_buf( ber );
 303
 304         if ( bytes < 0 ) {
 305 #ifdef NEW_LOGGING
 306                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 307                            "send_ldap_response: conn %d ber write failed\n",
 308                            conn ? conn->c_connid : 0 ));
 309 #else
 310                 Debug( LDAP_DEBUG_ANY,
 311                         "send_ldap_response: ber write failed\n",
 312                         0, 0, 0 );
 313 #endif
 314
 315                 return;
 316         }
 317
 318         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
 319         num_bytes_sent += bytes;
 320         num_pdu_sent++;
 321         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
 322         return;
 323 }
 324
 325
 326 void
 327 send_ldap_disconnect(
 328     Connection  *conn,
 329     Operation   *op,
 330     ber_int_t   err,
 331     const char  *text
 332 )
 333 {
 334         ber_tag_t tag;
 335         ber_int_t msgid;
 336         char *reqoid;
 337
 338 #define LDAP_UNSOLICITED_ERROR(e) \
 339         (  (e) == LDAP_PROTOCOL_ERROR \
 340         || (e) == LDAP_STRONG_AUTH_REQUIRED \
 341         || (e) == LDAP_UNAVAILABLE )
 342
 343         assert( LDAP_UNSOLICITED_ERROR( err ) );
 344
 345 #ifdef NEW_LOGGING
 346         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
 347                    "send_ldap_disconnect: conn %d  %d:%s\n",
 348                    conn ? conn->c_connid : 0, err, text ? text : "" ));
 349 #else
 350         Debug( LDAP_DEBUG_TRACE,
 351                 "send_ldap_disconnect %d:%s\n",
 352                 err, text ? text : "", NULL );
 353 #endif
 354
 355
 356         if ( op->o_protocol < LDAP_VERSION3 ) {
 357                 reqoid = NULL;
 358                 tag = req2res( op->o_tag );
 359                 msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 360
 361         } else {
 362                 reqoid = LDAP_NOTICE_DISCONNECT;
 363                 tag = LDAP_RES_EXTENDED;
 364                 msgid = 0;
 365         }
 366
 367         send_ldap_response( conn, op, tag, msgid,
 368                 err, NULL, text, NULL,
 369                 reqoid, NULL, NULL, NULL );
 370
 371         Statslog( LDAP_DEBUG_STATS,
 372             "conn=%ld op=%ld DISCONNECT tag=%lu err=%ld text=%s\n",
 373                 (long) op->o_connid, (long) op->o_opid,
 374                 (unsigned long) tag, (long) err, text ? text : "" );
 375 }
 376
 377 void
 378 send_ldap_result(
 379     Connection  *conn,
 380     Operation   *op,
 381     ber_int_t   err,
 382     const char  *matched,
 383     const char  *text,
 384         BerVarray ref,
 385         LDAPControl **ctrls
 386 )
 387 {
 388         ber_tag_t tag;
 389         ber_int_t msgid;
 390         char *tmp = NULL;
 391
 392         assert( !LDAP_API_ERROR( err ) );
 393
 394 #ifdef NEW_LOGGING
 395         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
 396                    "send_ldap_result : conn %ld   op=%ld p=%d\n",
 397                    (long)op->o_connid, (long)op->o_opid, op->o_protocol ));
 398 #else
 399         Debug( LDAP_DEBUG_TRACE,
 400                 "send_ldap_result: conn=%ld op=%ld p=%d\n",
 401                 (long) op->o_connid, (long) op->o_opid, op->o_protocol );
 402 #endif
 403
 404 #ifdef NEW_LOGGING
 405         LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
 406                    "send_ldap_result: conn=%ld err=%d matched=\"%s\" text=\"%s\"\n",
 407                    (long)op->o_connid, err, matched ? matched : "", text ? text : "" ));
 408 #else
 409         Debug( LDAP_DEBUG_ARGS,
 410                 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
 411                 err, matched ?  matched : "", text ? text : "" );
 412 #endif
 413
 414
 415         if( ref ) {
 416 #ifdef NEW_LOGGING
 417                 LDAP_LOG(( "operation", LDAP_LEVEL_ARGS,
 418                         "send_ldap_result: referral=\"%s\"\n",
 419                         ref[0].bv_val ? ref[0].bv_val : "NULL" ));
 420 #else
 421                 Debug( LDAP_DEBUG_ARGS,
 422                         "send_ldap_result: referral=\"%s\"\n",
 423                         ref[0].bv_val ? ref[0].bv_val : "NULL",
 424                         NULL, NULL );
 425 #endif
 426         }
 427
 428         assert( err != LDAP_PARTIAL_RESULTS );
 429
 430         if ( err == LDAP_REFERRAL ) {
 431                 if( ref == NULL ) {
 432                         err = LDAP_NO_SUCH_OBJECT;
 433                 } else if ( op->o_protocol < LDAP_VERSION3 ) {
 434                         err = LDAP_PARTIAL_RESULTS;
 435                 }
 436         }
 437
 438         if ( op->o_protocol < LDAP_VERSION3 ) {
 439                 tmp = v2ref( ref, text );
 440                 text = tmp;
 441                 ref = NULL;
 442         }
 443
 444         tag = req2res( op->o_tag );
 445         msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 446
 447         send_ldap_response( conn, op, tag, msgid,
 448                 err, matched, text, ref,
 449                 NULL, NULL, NULL, ctrls );
 450
 451         Statslog( LDAP_DEBUG_STATS,
 452             "conn=%ld op=%ld RESULT tag=%lu err=%ld text=%s\n",
 453                 (long) op->o_connid, (long) op->o_opid,
 454                 (unsigned long) tag, (long) err, text ? text : "" );
 455
 456         if( tmp != NULL ) {
 457                 ch_free(tmp);
 458         }
 459 }
 460
 461 void
 462 send_ldap_sasl(
 463     Connection  *conn,
 464     Operation   *op,
 465     ber_int_t   err,
 466     const char  *matched,
 467     const char  *text,
 468         BerVarray ref,
 469         LDAPControl **ctrls,
 470         struct berval *cred
 471 )
 472 {
 473         ber_tag_t tag;
 474         ber_int_t msgid;
 475
 476 #ifdef NEW_LOGGING
 477         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
 478                    "send_ldap_sasl: conn %d err=%ld len=%ld\n",
 479                    op->o_connid, (long)err, cred ? cred->bv_len : -1 ));
 480 #else
 481         Debug( LDAP_DEBUG_TRACE, "send_ldap_sasl: err=%ld len=%ld\n",
 482                 (long) err, cred ? cred->bv_len : -1, NULL );
 483 #endif
 484
 485
 486         tag = req2res( op->o_tag );
 487         msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 488
 489         send_ldap_response( conn, op, tag, msgid,
 490                 err, matched, text, ref,
 491                 NULL, NULL, cred, ctrls  );
 492 }
 493
 494 void
 495 send_ldap_extended(
 496     Connection  *conn,
 497     Operation   *op,
 498     ber_int_t   err,
 499     const char  *matched,
 500     const char  *text,
 501     BerVarray   refs,
 502     const char          *rspoid,
 503         struct berval *rspdata,
 504         LDAPControl **ctrls
 505 )
 506 {
 507         ber_tag_t tag;
 508         ber_int_t msgid;
 509
 510 #ifdef NEW_LOGGING
 511         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
 512                    "send_ldap_extended: conn %d  err=%ld oid=%s len=%ld\n",
 513                    op->o_connid, (long)err, rspoid ? rspoid : "",
 514                    rspdata != NULL ? (long)rspdata->bv_len : (long)0 ));
 515 #else
 516         Debug( LDAP_DEBUG_TRACE,
 517                 "send_ldap_extended err=%ld oid=%s len=%ld\n",
 518                 (long) err,
 519                 rspoid ? rspoid : "",
 520                 rspdata != NULL ? (long) rspdata->bv_len : (long) 0 );
 521 #endif
 522
 523
 524         tag = req2res( op->o_tag );
 525         msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 526
 527         send_ldap_response( conn, op, tag, msgid,
 528                 err, matched, text, refs,
 529                 rspoid, rspdata, NULL, ctrls );
 530 }
 531
 532
 533 void
 534 send_search_result(
 535     Connection  *conn,
 536     Operation   *op,
 537     ber_int_t   err,
 538     const char  *matched,
 539         const char      *text,
 540     BerVarray   refs,
 541         LDAPControl **ctrls,
 542     int         nentries
 543 )
 544 {
 545         ber_tag_t tag;
 546         ber_int_t msgid;
 547         char *tmp = NULL;
 548
 549         assert( !LDAP_API_ERROR( err ) );
 550
 551         if (op->o_callback && op->o_callback->sc_sresult) {
 552                 op->o_callback->sc_sresult(conn, op, err, matched, text, refs,
 553                         ctrls, nentries);
 554                 return;
 555         }
 556
 557 #ifdef NEW_LOGGING
 558         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
 559                    "send_search_result: conn %d err=%d matched=\"%s\"\n",
 560                    op->o_connid, err, matched ? matched : "",
 561                    text ? text : "" ));
 562 #else
 563         Debug( LDAP_DEBUG_TRACE,
 564                 "send_search_result: err=%d matched=\"%s\" text=\"%s\"\n",
 565                 err, matched ?  matched : "", text ? text : "" );
 566 #endif
 567
 568
 569         assert( err != LDAP_PARTIAL_RESULTS );
 570
 571         if( op->o_protocol < LDAP_VERSION3 ) {
 572                 /* send references in search results */
 573                 if( err == LDAP_REFERRAL ) {
 574                         err = LDAP_PARTIAL_RESULTS;
 575                 }
 576
 577                 tmp = v2ref( refs, text );
 578                 text = tmp;
 579                 refs = NULL;
 580
 581         } else {
 582                 /* don't send references in search results */
 583                 assert( refs == NULL );
 584                 refs = NULL;
 585
 586                 if( err == LDAP_REFERRAL ) {
 587                         err = LDAP_SUCCESS;
 588                 }
 589         }
 590
 591         tag = req2res( op->o_tag );
 592         msgid = (tag != LBER_SEQUENCE) ? op->o_msgid : 0;
 593
 594         send_ldap_response( conn, op, tag, msgid,
 595                 err, matched, text, refs,
 596                 NULL, NULL, NULL, ctrls );
 597
 598         Statslog( LDAP_DEBUG_STATS,
 599             "conn=%ld op=%ld SEARCH RESULT tag=%lu err=%ld text=%s\n",
 600                 (long) op->o_connid, (long) op->o_opid,
 601                 (unsigned long) tag, (long) err, text ? text : "" );
 602
 603         if (tmp != NULL) {
 604             ch_free(tmp);
 605         }
 606 }
 607
 608 static struct berval AllUser = { sizeof(LDAP_ALL_USER_ATTRIBUTES)-1,
 609         LDAP_ALL_USER_ATTRIBUTES };
 610 static struct berval AllOper = { sizeof(LDAP_ALL_OPERATIONAL_ATTRIBUTES)-1,
 611         LDAP_ALL_OPERATIONAL_ATTRIBUTES };
 612
 613 int
 614 send_search_entry(
 615     Backend     *be,
 616     Connection  *conn,
 617     Operation   *op,
 618     Entry       *e,
 619     AttributeName       *attrs,
 620     int         attrsonly,
 621         LDAPControl **ctrls
 622 )
 623 {
 624         char            berbuf[256];
 625         BerElement      *ber = (BerElement *)berbuf;
 626         Attribute       *a, *aa;
 627         int             i, rc=-1, bytes;
 628         char            *edn;
 629         int             userattrs;
 630         int             opattrs;
 631
 632         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
 633
 634         if (op->o_callback && op->o_callback->sc_sendentry) {
 635                 return op->o_callback->sc_sendentry( be, conn, op, e, attrs,
 636                         attrsonly, ctrls );
 637         }
 638
 639 #ifdef NEW_LOGGING
 640         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
 641                    "send_search_entry: conn %d  dn=\"%s\"%s\n",
 642                    op->o_connid, e->e_dn,
 643                    attrsonly ? " (attrsOnly)" : "" ));
 644 #else
 645         Debug( LDAP_DEBUG_TRACE,
 646                 "=> send_search_entry: dn=\"%s\"%s\n",
 647                 e->e_dn, attrsonly ? " (attrsOnly)" : "", 0 );
 648 #endif
 649
 650
 651         if ( ! access_allowed( be, conn, op, e,
 652                 ad_entry, NULL, ACL_READ ) )
 653         {
 654 #ifdef NEW_LOGGING
 655                 LDAP_LOG(( "acl", LDAP_LEVEL_INFO,
 656                            "send_search_entry: conn %d access to entry (%s) not allowed\n",
 657                            op->o_connid, e->e_dn ));
 658 #else
 659                 Debug( LDAP_DEBUG_ACL,
 660                         "send_search_entry: access to entry not allowed\n",
 661                     0, 0, 0 );
 662 #endif
 663
 664                 return( 1 );
 665         }
 666
 667         edn = e->e_ndn;
 668
 669         ber_init_w_nullc( ber, LBER_USE_DER );
 670
 671 #ifdef LDAP_CONNECTIONLESS
 672         if (conn->c_is_udp) {
 673             rc = ber_write(ber, (char *)&op->o_peeraddr, sizeof(struct sockaddr), 0);
 674             if (rc != sizeof(struct sockaddr)) {
 675 #ifdef NEW_LOGGING
 676                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 677                            "send_search_entry: conn %d  ber_printf failed\n",
 678                            conn ? conn->c_connid : 0 ));
 679 #else
 680                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 681 #endif
 682                 ber_free_buf( ber );
 683                 return;
 684             }
 685         }
 686         if (conn->c_is_udp && op->o_protocol == LDAP_VERSION2) {
 687             rc = ber_printf( ber, "{is{t{O{" /*}}}*/,
 688                 op->o_msgid, "", LDAP_RES_SEARCH_ENTRY, &e->e_name );
 689         } else
 690 #endif
 691         {
 692             rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
 693                 LDAP_RES_SEARCH_ENTRY, &e->e_name );
 694         }
 695
 696         if ( rc == -1 ) {
 697 #ifdef NEW_LOGGING
 698                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 699                            "send_search_entry: conn %d  ber_printf failed\n",
 700                            op->o_connid ));
 701 #else
 702                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 703 #endif
 704
 705                 ber_free_buf( ber );
 706                 send_ldap_result( conn, op, LDAP_OTHER,
 707                     NULL, "encoding DN error", NULL, NULL );
 708                 goto error_return;
 709         }
 710
 711         /* check for special all user attributes ("*") type */
 712         userattrs = ( attrs == NULL ) ? 1
 713                 : an_find( attrs, &AllUser );
 714
 715         /* check for special all operational attributes ("+") type */
 716         opattrs = ( attrs == NULL ) ? 0
 717                 : an_find( attrs, &AllOper );
 718
 719         for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
 720                 AttributeDescription *desc = a->a_desc;
 721
 722                 if ( attrs == NULL ) {
 723                         /* all attrs request, skip operational attributes */
 724                         if( is_at_operational( desc->ad_type ) ) {
 725                                 continue;
 726                         }
 727
 728                 } else {
 729                         /* specific attrs requested */
 730                         if ( is_at_operational( desc->ad_type ) ) {
 731                                 if( !opattrs && !ad_inlist( desc, attrs ) ) {
 732                                         continue;
 733                                 }
 734
 735                         } else {
 736                                 if (!userattrs && !ad_inlist( desc, attrs ) ) {
 737                                         continue;
 738                                 }
 739                         }
 740                 }
 741
 742                 if ( ! access_allowed( be, conn, op, e, desc, NULL, ACL_READ ) ) {
 743 #ifdef NEW_LOGGING
 744                         LDAP_LOG(( "acl", LDAP_LEVEL_INFO, "send_search_entry: "
 745                                 "conn %d  access to attribute %s not allowed\n",
 746                                 op->o_connid, desc->ad_cname.bv_val ));
 747 #else
 748                         Debug( LDAP_DEBUG_ACL, "acl: "
 749                                 "access to attribute %s not allowed\n",
 750                             desc->ad_cname.bv_val, 0, 0 );
 751 #endif
 752
 753                         continue;
 754                 }
 755
 756                 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
 757 #ifdef NEW_LOGGING
 758                         LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 759                                 "send_search_entry: conn %d  ber_printf failed\n",
 760                                 op->o_connid ));
 761 #else
 762                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 763 #endif
 764
 765                         ber_free_buf( ber );
 766                         send_ldap_result( conn, op, LDAP_OTHER,
 767                             NULL, "encoding description error", NULL, NULL );
 768                         goto error_return;
 769                 }
 770
 771                 if ( ! attrsonly ) {
 772                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
 773                                 if ( ! access_allowed( be, conn, op, e,
 774                                         desc, &a->a_vals[i], ACL_READ ) )
 775                                 {
 776 #ifdef NEW_LOGGING
 777                                         LDAP_LOG(( "acl", LDAP_LEVEL_INFO,
 778                                                    "send_search_entry: conn %d  access to attribute %s, value %d not allowed\n",
 779                                                    op->o_connid, desc->ad_cname.bv_val, i ));
 780 #else
 781                                         Debug( LDAP_DEBUG_ACL,
 782                                                 "acl: access to attribute %s, value %d not allowed\n",
 783                                         desc->ad_cname.bv_val, i, 0 );
 784 #endif
 785
 786                                         continue;
 787                                 }
 788
 789                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
 790 #ifdef NEW_LOGGING
 791                                         LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 792                                                    "send_search_entry: conn %d  ber_printf failed.\n",
 793                                                    op->o_connid ));
 794 #else
 795                                         Debug( LDAP_DEBUG_ANY,
 796                                             "ber_printf failed\n", 0, 0, 0 );
 797 #endif
 798
 799                                         ber_free_buf( ber );
 800                                         send_ldap_result( conn, op, LDAP_OTHER,
 801                                                 NULL, "encoding values error", NULL, NULL );
 802                                         goto error_return;
 803                                 }
 804                         }
 805                 }
 806
 807                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
 808 #ifdef NEW_LOGGING
 809                         LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 810                                    "send_search_entry: conn %d  ber_printf failed\n",
 811                                    op->o_connid ));
 812 #else
 813                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 814 #endif
 815
 816                         ber_free_buf( ber );
 817                         send_ldap_result( conn, op, LDAP_OTHER,
 818                             NULL, "encode end error", NULL, NULL );
 819                         goto error_return;
 820                 }
 821         }
 822
 823         /* eventually will loop through generated operational attributes */
 824         /* only have subschemaSubentry implemented */
 825         aa = backend_operational( be, conn, op, e, attrs, opattrs );
 826
 827         for (a = aa ; a != NULL; a = a->a_next ) {
 828                 AttributeDescription *desc = a->a_desc;
 829
 830                 if ( attrs == NULL ) {
 831                         /* all attrs request, skip operational attributes */
 832                         if( is_at_operational( desc->ad_type ) ) {
 833                                 continue;
 834                         }
 835
 836                 } else {
 837                         /* specific attrs requested */
 838                         if( is_at_operational( desc->ad_type ) ) {
 839                                 if( !opattrs && !ad_inlist( desc, attrs ) ) {
 840                                         continue;
 841                                 }
 842                         } else {
 843                                 if (!userattrs && !ad_inlist( desc, attrs ) )
 844                                 {
 845                                         continue;
 846                                 }
 847                         }
 848                 }
 849
 850                 if ( ! access_allowed( be, conn, op, e, desc, NULL, ACL_READ ) ) {
 851 #ifdef NEW_LOGGING
 852                         LDAP_LOG(( "acl", LDAP_LEVEL_INFO,
 853                                    "send_search_entry: conn %s  access to attribute %s not allowed\n",
 854                                    op->o_connid, desc->ad_cname.bv_val ));
 855 #else
 856                         Debug( LDAP_DEBUG_ACL, "acl: access to attribute %s not allowed\n",
 857                             desc->ad_cname.bv_val, 0, 0 );
 858 #endif
 859
 860                         continue;
 861                 }
 862
 863                 rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname );
 864                 if ( rc == -1 ) {
 865 #ifdef NEW_LOGGING
 866                         LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 867                                    "send_search_entry: conn %d  ber_printf failed\n",
 868                                    op->o_connid ));
 869 #else
 870                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 871 #endif
 872
 873                         ber_free_buf( ber );
 874                         send_ldap_result( conn, op, LDAP_OTHER,
 875                             NULL, "encoding description error", NULL, NULL );
 876                         attrs_free( aa );
 877                         goto error_return;
 878                 }
 879
 880                 if ( ! attrsonly ) {
 881                         for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
 882                                 if ( ! access_allowed( be, conn, op, e,
 883                                         desc, &a->a_vals[i], ACL_READ ) )
 884                                 {
 885 #ifdef NEW_LOGGING
 886                                         LDAP_LOG(( "acl", LDAP_LEVEL_INFO,
 887                                                    "send_search_entry: conn %d access to %s, value %d not allowed\n",
 888                                                    op->o_connid, desc->ad_cname.bv_val, i ));
 889 #else
 890                                         Debug( LDAP_DEBUG_ACL,
 891                                                 "acl: access to attribute %s, value %d not allowed\n",
 892                                         desc->ad_cname.bv_val, i, 0 );
 893 #endif
 894
 895                                         continue;
 896                                 }
 897
 898
 899                                 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
 900 #ifdef NEW_LOGGING
 901                                         LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 902                                                    "send_search_entry: conn %d  ber_printf failed\n",
 903                                                    op->o_connid ));
 904 #else
 905                                         Debug( LDAP_DEBUG_ANY,
 906                                             "ber_printf failed\n", 0, 0, 0 );
 907 #endif
 908
 909                                         ber_free_buf( ber );
 910                                         send_ldap_result( conn, op, LDAP_OTHER,
 911                                                 NULL, "encoding values error", NULL, NULL );
 912                                         attrs_free( aa );
 913                                         goto error_return;
 914                                 }
 915                         }
 916                 }
 917
 918                 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
 919 #ifdef NEW_LOGGING
 920                         LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 921                                    "send_search_entry: conn %d  ber_printf failed\n",
 922                                    op->o_connid ));
 923 #else
 924                         Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 925 #endif
 926
 927                         ber_free_buf( ber );
 928                         send_ldap_result( conn, op, LDAP_OTHER,
 929                             NULL, "encode end error", NULL, NULL );
 930                         attrs_free( aa );
 931                         goto error_return;
 932                 }
 933         }
 934
 935         attrs_free( aa );
 936
 937         rc = ber_printf( ber, /*{{{*/ "}N}N}" );
 938
 939 #ifdef LDAP_CONNECTIONLESS
 940         if (conn->c_is_udp && op->o_protocol == LDAP_VERSION2 && rc != -1)
 941                 rc = ber_printf( ber, "}" );
 942 #endif
 943         if ( rc == -1 ) {
 944 #ifdef NEW_LOGGING
 945                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 946                            "send_search_entry: conn %d ber_printf failed\n",
 947                            op->o_connid ));
 948 #else
 949                 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
 950 #endif
 951
 952                 ber_free_buf( ber );
 953                 send_ldap_result( conn, op, LDAP_OTHER,
 954                         NULL, "encode entry end error", NULL, NULL );
 955                 return( 1 );
 956         }
 957
 958         bytes = send_ldap_ber( conn, ber );
 959         ber_free_buf( ber );
 960
 961         if ( bytes < 0 ) {
 962 #ifdef NEW_LOGGING
 963                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
 964                            "send_ldap_response: conn %d  ber write failed.\n",
 965                            op->o_connid ));
 966 #else
 967                 Debug( LDAP_DEBUG_ANY,
 968                         "send_ldap_response: ber write failed\n",
 969                         0, 0, 0 );
 970 #endif
 971
 972                 return -1;
 973         }
 974
 975         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
 976         num_bytes_sent += bytes;
 977         num_entries_sent++;
 978         num_pdu_sent++;
 979         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
 980
 981         Statslog( LDAP_DEBUG_STATS2, "conn=%ld op=%ld ENTRY dn=\"%s\"\n",
 982             (long) conn->c_connid, (long) op->o_opid, e->e_dn, 0, 0 );
 983
 984 #ifdef NEW_LOGGING
 985         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
 986                    "send_search_entry: conn %d exit.\n",
 987                    op->o_connid ));
 988 #else
 989         Debug( LDAP_DEBUG_TRACE, "<= send_search_entry\n", 0, 0, 0 );
 990 #endif
 991
 992
 993         rc = 0;
 994
 995 error_return:;
 996         return( rc );
 997 }
 998
 999 int
1000 send_search_reference(
1001     Backend     *be,
1002     Connection  *conn,
1003     Operation   *op,
1004     Entry       *e,
1005         BerVarray refs,
1006         LDAPControl **ctrls,
1007     BerVarray *v2refs
1008 )
1009 {
1010         char            berbuf[256];
1011         BerElement      *ber = (BerElement *)berbuf;
1012         int rc;
1013         int bytes;
1014
1015         AttributeDescription *ad_ref = slap_schema.si_ad_ref;
1016         AttributeDescription *ad_entry = slap_schema.si_ad_entry;
1017
1018 #ifdef NEW_LOGGING
1019         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
1020                 "send_search_reference: conn %d  dn=\"%s\"\n",
1021                 op->o_connid, e->e_dn ));
1022 #else
1023         Debug( LDAP_DEBUG_TRACE,
1024                 "=> send_search_reference: dn=\"%s\"\n",
1025                 e->e_dn, 0, 0 );
1026 #endif
1027
1028
1029         if ( ! access_allowed( be, conn, op, e,
1030                 ad_entry, NULL, ACL_READ ) )
1031         {
1032 #ifdef NEW_LOGGING
1033                 LDAP_LOG(( "acl", LDAP_LEVEL_INFO,
1034                         "send_search_reference: conn %d access to entry %s not allowed\n",
1035                         op->o_connid, e->e_dn ));
1036 #else
1037                 Debug( LDAP_DEBUG_ACL,
1038                         "send_search_reference: access to entry not allowed\n",
1039                     0, 0, 0 );
1040 #endif
1041
1042                 return( 1 );
1043         }
1044
1045         if ( ! access_allowed( be, conn, op, e,
1046                 ad_ref, NULL, ACL_READ ) )
1047         {
1048 #ifdef NEW_LOGGING
1049                 LDAP_LOG(( "acl", LDAP_LEVEL_INFO,
1050                         "send_search_reference: conn %d access to reference not allowed.\n",
1051                         op->o_connid ));
1052 #else
1053                 Debug( LDAP_DEBUG_ACL,
1054                         "send_search_reference: access to reference not allowed\n",
1055                     0, 0, 0 );
1056 #endif
1057
1058                 return( 1 );
1059         }
1060
1061         if( refs == NULL ) {
1062 #ifdef NEW_LOGGING
1063                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
1064                         "send_search_reference: null ref in (%s).\n",
1065                         op->o_connid, e->e_dn ));
1066 #else
1067                 Debug( LDAP_DEBUG_ANY,
1068                         "send_search_reference: null ref in (%s)\n",
1069                         e->e_dn, 0, 0 );
1070 #endif
1071
1072                 return( 1 );
1073         }
1074
1075         if( op->o_protocol < LDAP_VERSION3 ) {
1076                 /* save the references for the result */
1077                 if( refs[0].bv_val != NULL ) {
1078                         value_add( v2refs, refs );
1079                 }
1080                 return 0;
1081         }
1082
1083         ber_init_w_nullc( ber, LBER_USE_DER );
1084
1085         rc = ber_printf( ber, "{it{W}N}", op->o_msgid,
1086                 LDAP_RES_SEARCH_REFERENCE, refs );
1087
1088         if ( rc == -1 ) {
1089 #ifdef NEW_LOGGING
1090                 LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
1091                         "send_search_reference: conn %d ber_printf failed.\n",
1092                         op->o_connid ));
1093 #else
1094                 Debug( LDAP_DEBUG_ANY,
1095                         "send_search_reference: ber_printf failed\n", 0, 0, 0 );
1096 #endif
1097
1098                 ber_free_buf( ber );
1099                 send_ldap_result( conn, op, LDAP_OTHER,
1100                         NULL, "encode DN error", NULL, NULL );
1101                 return -1;
1102         }
1103
1104         bytes = send_ldap_ber( conn, ber );
1105         ber_free_buf( ber );
1106
1107         ldap_pvt_thread_mutex_lock( &num_sent_mutex );
1108         num_bytes_sent += bytes;
1109         num_refs_sent++;
1110         num_pdu_sent++;
1111         ldap_pvt_thread_mutex_unlock( &num_sent_mutex );
1112
1113         Statslog( LDAP_DEBUG_STATS2, "conn=%ld op=%ld REF dn=\"%s\"\n",
1114                 (long) conn->c_connid, (long) op->o_opid, e->e_dn, 0, 0 );
1115
1116 #ifdef NEW_LOGGING
1117         LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
1118                 "send_search_reference: conn %d exit.\n", op->o_connid ));
1119 #else
1120         Debug( LDAP_DEBUG_TRACE, "<= send_search_reference\n", 0, 0, 0 );
1121 #endif
1122
1123         return 0;
1124 }
1125
1126
1127 int
1128 str2result(
1129     char        *s,
1130     int         *code,
1131     char        **matched,
1132     char        **info
1133 )
1134 {
1135         int     rc;
1136         char    *c;
1137
1138         *code = LDAP_SUCCESS;
1139         *matched = NULL;
1140         *info = NULL;
1141
1142         if ( strncasecmp( s, "RESULT", 6 ) != 0 ) {
1143 #ifdef NEW_LOGGING
1144                 LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
1145                            "str2result: (%s), expecting \"RESULT\"\n", s ));
1146 #else
1147                 Debug( LDAP_DEBUG_ANY, "str2result (%s) expecting \"RESULT\"\n",
1148                     s, 0, 0 );
1149 #endif
1150
1151
1152                 return( -1 );
1153         }
1154
1155         rc = 0;
1156         while ( (s = strchr( s, '\n' )) != NULL ) {
1157                 *s++ = '\0';
1158                 if ( *s == '\0' ) {
1159                         break;
1160                 }
1161                 if ( (c = strchr( s, ':' )) != NULL ) {
1162                         c++;
1163                 }
1164
1165                 if ( strncasecmp( s, "code", 4 ) == 0 ) {
1166                         if ( c != NULL ) {
1167                                 *code = atoi( c );
1168                         }
1169                 } else if ( strncasecmp( s, "matched", 7 ) == 0 ) {
1170                         if ( c != NULL ) {
1171                                 *matched = c;
1172                         }
1173                 } else if ( strncasecmp( s, "info", 4 ) == 0 ) {
1174                         if ( c != NULL ) {
1175                                 *info = c;
1176                         }
1177                 } else {
1178 #ifdef NEW_LOGGING
1179                         LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
1180                                 "str2result: (%s) unknown.\n", s ));
1181 #else
1182                         Debug( LDAP_DEBUG_ANY, "str2result (%s) unknown\n",
1183                             s, 0, 0 );
1184 #endif
1185
1186                         rc = -1;
1187                 }
1188         }
1189
1190         return( rc );
1191 }