1 /* result.c - routines to send ldap results, errors, and referrals */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 1998-2013 The OpenLDAP Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
16 /* Portions Copyright (c) 1995 Regents of the University of Michigan.
17 * All rights reserved.
19 * Redistribution and use in source and binary forms are permitted
20 * provided that this notice is preserved and that due credit is given
21 * to the University of Michigan at Ann Arbor. The name of the University
22 * may not be used to endorse or promote products derived from this
23 * software without specific prior written permission. This software
24 * is provided ``as is'' without express or implied warranty.
31 #include <ac/socket.h>
33 #include <ac/string.h>
36 #include <ac/unistd.h>
40 const struct berval slap_dummy_bv = BER_BVNULL;
42 int slap_null_cb( Operation *op, SlapReply *rs )
47 int slap_freeself_cb( Operation *op, SlapReply *rs )
49 assert( op->o_callback != NULL );
51 op->o_tmpfree( op->o_callback, op->o_tmpmemctx );
52 op->o_callback = NULL;
54 return SLAP_CB_CONTINUE;
57 static char *v2ref( BerVarray ref, const char *text )
59 size_t len = 0, i = 0;
64 return ch_strdup(text);
72 if (text[len-1] != '\n') {
77 v2 = ch_malloc( len+i+sizeof("Referral:") );
85 strcpy( v2+len, "Referral:" );
86 len += sizeof("Referral:");
88 for( i=0; ref[i].bv_val != NULL; i++ ) {
89 v2 = ch_realloc( v2, len + ref[i].bv_len + 1 );
91 AC_MEMCPY(&v2[len], ref[i].bv_val, ref[i].bv_len );
93 if (ref[i].bv_val[ref[i].bv_len-1] != '/') {
103 slap_req2res( ber_tag_t tag )
108 case LDAP_REQ_COMPARE:
109 case LDAP_REQ_EXTENDED:
110 case LDAP_REQ_MODIFY:
111 case LDAP_REQ_MODRDN:
115 case LDAP_REQ_DELETE:
116 tag = LDAP_RES_DELETE;
119 case LDAP_REQ_ABANDON:
120 case LDAP_REQ_UNBIND:
124 case LDAP_REQ_SEARCH:
125 tag = LDAP_RES_SEARCH_RESULT;
135 /* SlapReply debugging, prodo-slap.h overrides it in OpenLDAP releases */
136 #if defined(LDAP_TEST) || (defined(USE_RS_ASSERT) && (USE_RS_ASSERT))
138 int rs_suppress_assert = 0;
140 /* RS_ASSERT() helper function */
141 void rs_assert_(const char*file, unsigned line, const char*fn, const char*cond)
143 int no_assert = rs_suppress_assert, save_errno = errno;
146 if ( no_assert >= 0 ) {
147 if ( no_assert == 0 && (s = getenv( "NO_RS_ASSERT" )) && *s ) {
148 no_assert = rs_suppress_assert = atoi( s );
150 if ( no_assert > 0 ) {
156 #ifdef rs_assert_ /* proto-slap.h #defined away the fn parameter */
157 fprintf( stderr,"%s:%u: " "RS_ASSERT(%s) failed.\n", file,line,cond );
159 fprintf( stderr,"%s:%u: %s: RS_ASSERT(%s) failed.\n", file,line,fn,cond );
164 /* $NO_RS_ASSERT > 0: ignore rs_asserts, 0: abort, < 0: just warn */
165 if ( !no_assert /* from $NO_RS_ASSERT */ ) abort();
168 /* SlapReply is consistent */
170 (rs_assert_ok)( const SlapReply *rs )
172 const slap_mask_t flags = rs->sr_flags;
174 if ( flags & REP_ENTRY_MASK ) {
175 RS_ASSERT( !(flags & REP_ENTRY_MUSTRELEASE)
176 || !(flags & (REP_ENTRY_MASK ^ REP_ENTRY_MUSTRELEASE)) );
177 RS_ASSERT( rs->sr_entry != NULL );
178 RS_ASSERT( (1 << rs->sr_type) &
179 ((1 << REP_SEARCH) | (1 << REP_SEARCHREF) |
180 (1 << REP_RESULT) | (1 << REP_GLUE_RESULT)) );
182 #if defined(USE_RS_ASSERT) && (USE_RS_ASSERT) > 1 /* TODO: Enable when safe */
183 if ( (flags & (REP_MATCHED_MASK | REP_REF_MASK | REP_CTRLS_MASK)) ) {
184 RS_ASSERT( !(flags & REP_MATCHED_MASK) || rs->sr_matched );
185 RS_ASSERT( !(flags & REP_CTRLS_MASK ) || rs->sr_ctrls );
186 /* Note: LDAP_REFERRAL + !sr_ref is OK, becomes LDAP_NO_SUCH_OBJECT */
188 #if (USE_RS_ASSERT) > 2
189 if ( rs->sr_err == LDAP_SUCCESS ) {
190 RS_ASSERT( rs->sr_text == NULL );
191 RS_ASSERT( rs->sr_matched == NULL );
197 /* Ready for calling a new backend operation */
199 (rs_assert_ready)( const SlapReply *rs )
201 RS_ASSERT( !rs->sr_entry );
202 #if defined(USE_RS_ASSERT) && (USE_RS_ASSERT) > 1 /* TODO: Enable when safe */
203 RS_ASSERT( !rs->sr_text );
204 RS_ASSERT( !rs->sr_ref );
205 RS_ASSERT( !rs->sr_matched );
206 RS_ASSERT( !rs->sr_ctrls );
207 RS_ASSERT( !rs->sr_flags );
208 #if (USE_RS_ASSERT) > 2
209 RS_ASSERT( rs->sr_err == LDAP_SUCCESS );
212 RS_ASSERT( !(rs->sr_flags & REP_ENTRY_MASK) );
216 /* Backend operation done */
218 (rs_assert_done)( const SlapReply *rs )
220 #if defined(USE_RS_ASSERT) && (USE_RS_ASSERT) > 1 /* TODO: Enable when safe */
221 RS_ASSERT( !(rs->sr_flags & ~(REP_ENTRY_MODIFIABLE|REP_NO_OPERATIONALS)) );
224 RS_ASSERT( !(rs->sr_flags & REP_ENTRY_MUSTFLUSH) );
228 #endif /* LDAP_TEST || USE_RS_ASSERT */
230 /* Reset a used SlapReply whose contents has been flushed (freed/released) */
232 (rs_reinit)( SlapReply *rs, slap_reply_t type )
234 rs_reinit( rs, type ); /* proto-slap.h macro */
237 /* Obey and clear rs->sr_flags & REP_ENTRY_MASK. Clear sr_entry if freed. */
239 rs_flush_entry( Operation *op, SlapReply *rs, slap_overinst *on )
243 if ( (rs->sr_flags & REP_ENTRY_MUSTFLUSH) && rs->sr_entry != NULL ) {
244 if ( !(rs->sr_flags & REP_ENTRY_MUSTRELEASE) ) {
245 entry_free( rs->sr_entry );
246 } else if ( on != NULL ) {
247 overlay_entry_release_ov( op, rs->sr_entry, 0, on );
249 be_entry_release_rw( op, rs->sr_entry, 0 );
254 rs->sr_flags &= ~REP_ENTRY_MASK;
257 /* Set rs->sr_entry after obeying and clearing sr_flags & REP_ENTRY_MASK. */
259 rs_replace_entry( Operation *op, SlapReply *rs, slap_overinst *on, Entry *e )
261 rs_flush_entry( op, rs, on );
266 * Ensure rs->sr_entry is modifiable, by duplicating it if necessary.
267 * Obey sr_flags. Set REP_ENTRY_<MODIFIABLE, and MUSTBEFREED if duplicated>.
268 * Return nonzero if rs->sr_entry was replaced.
271 rs_entry2modifiable( Operation *op, SlapReply *rs, slap_overinst *on )
273 if ( rs->sr_flags & REP_ENTRY_MODIFIABLE ) {
277 rs_replace_entry( op, rs, on, entry_dup( rs->sr_entry ));
278 rs->sr_flags |= REP_ENTRY_MODIFIABLE | REP_ENTRY_MUSTBEFREED;
282 static long send_ldap_ber(
286 Connection *conn = op->o_conn;
291 ber_get_option( ber, LBER_OPT_BER_BYTES_TO_WRITE, &bytes );
293 /* write only one pdu at a time - wait til it's our turn */
294 ldap_pvt_thread_mutex_lock( &conn->c_write1_mutex );
295 if (( op->o_abandon && !op->o_cancel ) || !connection_valid( conn ) ||
296 conn->c_writers < 0 ) {
297 ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
303 while ( conn->c_writers > 0 && conn->c_writing ) {
304 ldap_pvt_thread_pool_idle( &connection_pool );
305 ldap_pvt_thread_cond_wait( &conn->c_write1_cv, &conn->c_write1_mutex );
306 ldap_pvt_thread_pool_unidle( &connection_pool );
309 /* connection was closed under us */
310 if ( conn->c_writers < 0 ) {
311 /* we're the last waiter, let the closer continue */
312 if ( conn->c_writers == -1 )
313 ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
315 ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
326 if ( ber_flush2( conn->c_sb, ber, LBER_FLUSH_FREE_NEVER ) == 0 ) {
334 * we got an error. if it's ewouldblock, we need to
335 * wait on the socket being writable. otherwise, figure
336 * it's a hard error and return.
339 Debug( LDAP_DEBUG_CONNS, "ber_flush2 failed errno=%d reason=\"%s\"\n",
340 err, sock_errstr(err), 0 );
342 if ( err != EWOULDBLOCK && err != EAGAIN ) {
343 close_reason = "connection lost on write";
347 ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
348 ldap_pvt_thread_mutex_lock( &conn->c_mutex );
349 connection_closing( conn, close_reason );
350 ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
354 /* wait for socket to be write-ready */
355 conn->c_writewaiter = 1;
356 ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
357 ldap_pvt_thread_pool_idle( &connection_pool );
358 err = slapd_wait_writer( conn->c_sd );
359 conn->c_writewaiter = 0;
360 ldap_pvt_thread_pool_unidle( &connection_pool );
361 ldap_pvt_thread_mutex_lock( &conn->c_write1_mutex );
362 /* 0 is timeout, so we close it.
363 * -1 is an error, close it.
367 close_reason = "writetimeout";
369 close_reason = "connection lost on writewait";
373 if ( conn->c_writers < 0 ) {
380 if ( conn->c_writers < 0 ) {
382 if ( !conn->c_writers )
383 ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
386 ldap_pvt_thread_cond_signal( &conn->c_write1_cv );
388 ldap_pvt_thread_mutex_unlock( &conn->c_write1_mutex );
394 send_ldap_control( BerElement *ber, LDAPControl *c )
400 rc = ber_printf( ber, "{s" /*}*/, c->ldctl_oid );
402 if( c->ldctl_iscritical ) {
403 rc = ber_printf( ber, "b",
404 (ber_int_t) c->ldctl_iscritical ) ;
405 if( rc == -1 ) return rc;
408 if( c->ldctl_value.bv_val != NULL ) {
409 rc = ber_printf( ber, "O", &c->ldctl_value );
410 if( rc == -1 ) return rc;
413 rc = ber_printf( ber, /*{*/"N}" );
414 if( rc == -1 ) return rc;
420 send_ldap_controls( Operation *o, BerElement *ber, LDAPControl **c )
427 rc = ber_printf( ber, "t{"/*}*/, LDAP_TAG_CONTROLS );
428 if( rc == -1 ) return rc;
430 for( ; *c != NULL; c++) {
431 rc = send_ldap_control( ber, *c );
432 if( rc == -1 ) return rc;
435 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
436 /* this is a hack to avoid having to modify op->s_ctrls */
437 if( o->o_sortedresults ) {
438 BerElementBuffer berbuf;
439 BerElement *sber = (BerElement *) &berbuf;
441 BER_BVZERO( &sorted.ldctl_value );
442 sorted.ldctl_oid = LDAP_CONTROL_SORTRESPONSE;
443 sorted.ldctl_iscritical = 0;
445 ber_init2( sber, NULL, LBER_USE_DER );
447 ber_printf( sber, "{e}", LDAP_UNWILLING_TO_PERFORM );
449 if( ber_flatten2( sber, &sorted.ldctl_value, 0 ) == -1 ) {
453 (void) ber_free_buf( sber );
455 rc = send_ldap_control( ber, &sorted );
456 if( rc == -1 ) return rc;
460 rc = ber_printf( ber, /*{*/"N}" );
466 * slap_response_play()
468 * plays the callback list; rationale: a callback can
469 * - remove itself from the list, by setting op->o_callback = NULL;
470 * malloc()'ed callbacks should free themselves from inside the
471 * sc_response() function.
472 * - replace itself with another (list of) callback(s), by setting
473 * op->o_callback = a new (list of) callback(s); in this case, it
474 * is the callback's responsibility to to append existing subsequent
475 * callbacks to the end of the list that is passed to the sc_response()
477 * - modify the list of subsequent callbacks by modifying the value
478 * of the sc_next field from inside the sc_response() function; this
479 * case does not require any handling from inside slap_response_play()
481 * To stop execution of the playlist, the sc_response() function must return
482 * a value different from SLAP_SC_CONTINUE.
484 * The same applies to slap_cleanup_play(); only, there is no means to stop
485 * execution of the playlist, since all cleanup functions must be called.
494 slap_callback *sc = op->o_callback, **scp;
496 rc = SLAP_CB_CONTINUE;
497 for ( scp = ≻ *scp; ) {
498 slap_callback *sc_next = (*scp)->sc_next, **sc_nextp = &(*scp)->sc_next;
500 op->o_callback = *scp;
501 if ( op->o_callback->sc_response ) {
502 rc = op->o_callback->sc_response( op, rs );
503 if ( op->o_callback == NULL ) {
504 /* the callback has been removed;
509 } else if ( op->o_callback != *scp ) {
510 /* a new callback has been inserted
511 * in place of the existing one; repair the list */
512 *scp = op->o_callback;
515 if ( rc != SLAP_CB_CONTINUE ) break;
529 slap_callback *sc = op->o_callback, **scp;
531 for ( scp = ≻ *scp; ) {
532 slap_callback *sc_next = (*scp)->sc_next, **sc_nextp = &(*scp)->sc_next;
534 op->o_callback = *scp;
535 if ( op->o_callback->sc_cleanup ) {
536 (void)op->o_callback->sc_cleanup( op, rs );
537 if ( op->o_callback == NULL ) {
538 /* the callback has been removed;
543 } else if ( op->o_callback != *scp ) {
544 /* a new callback has been inserted
545 * after the existing one; repair the list */
546 /* a new callback has been inserted
547 * in place of the existing one; repair the list */
548 *scp = op->o_callback;
551 /* don't care about the result; do all cleanup */
565 BerElementBuffer berbuf;
566 BerElement *ber = (BerElement *) &berbuf;
567 int rc = LDAP_SUCCESS;
570 /* op was actually aborted, bypass everything if client didn't Cancel */
571 if (( rs->sr_err == SLAPD_ABANDON ) && !op->o_cancel ) {
576 if ( op->o_callback ) {
577 rc = slap_response_play( op, rs );
578 if ( rc != SLAP_CB_CONTINUE ) {
583 /* op completed, connection aborted, bypass sending response */
584 if ( op->o_abandon && !op->o_cancel ) {
589 #ifdef LDAP_CONNECTIONLESS
590 if (op->o_conn && op->o_conn->c_is_udp)
595 ber_init_w_nullc( ber, LBER_USE_DER );
596 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
600 if ( rc == SLAPD_ABANDON && op->o_cancel )
603 Debug( LDAP_DEBUG_TRACE,
604 "send_ldap_response: msgid=%d tag=%lu err=%d\n",
605 rs->sr_msgid, rs->sr_tag, rc );
608 Debug( LDAP_DEBUG_ARGS, "send_ldap_response: ref=\"%s\"\n",
609 rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL",
613 #ifdef LDAP_CONNECTIONLESS
614 if (op->o_conn && op->o_conn->c_is_udp &&
615 op->o_protocol == LDAP_VERSION2 )
617 rc = ber_printf( ber, "t{ess" /*"}"*/,
619 rs->sr_matched == NULL ? "" : rs->sr_matched,
620 rs->sr_text == NULL ? "" : rs->sr_text );
623 if ( rs->sr_type == REP_INTERMEDIATE ) {
624 rc = ber_printf( ber, "{it{" /*"}}"*/,
625 rs->sr_msgid, rs->sr_tag );
628 rc = ber_printf( ber, "{it{ess" /*"}}"*/,
629 rs->sr_msgid, rs->sr_tag, rc,
630 rs->sr_matched == NULL ? "" : rs->sr_matched,
631 rs->sr_text == NULL ? "" : rs->sr_text );
635 if ( rs->sr_ref != NULL ) {
636 assert( rs->sr_err == LDAP_REFERRAL );
637 rc = ber_printf( ber, "t{W}",
638 LDAP_TAG_REFERRAL, rs->sr_ref );
640 assert( rs->sr_err != LDAP_REFERRAL );
644 if( rc != -1 && rs->sr_type == REP_SASL && rs->sr_sasldata != NULL ) {
645 rc = ber_printf( ber, "tO",
646 LDAP_TAG_SASL_RES_CREDS, rs->sr_sasldata );
650 ( rs->sr_type == REP_EXTENDED || rs->sr_type == REP_INTERMEDIATE ))
652 if ( rs->sr_rspoid != NULL ) {
653 rc = ber_printf( ber, "ts",
654 rs->sr_type == REP_EXTENDED
655 ? LDAP_TAG_EXOP_RES_OID : LDAP_TAG_IM_RES_OID,
658 if( rc != -1 && rs->sr_rspdata != NULL ) {
659 rc = ber_printf( ber, "tO",
660 rs->sr_type == REP_EXTENDED
661 ? LDAP_TAG_EXOP_RES_VALUE : LDAP_TAG_IM_RES_VALUE,
667 rc = ber_printf( ber, /*"{"*/ "N}" );
671 rc = send_ldap_controls( op, ber, rs->sr_ctrls );
675 rc = ber_printf( ber, /*"{"*/ "N}" );
678 #ifdef LDAP_CONNECTIONLESS
679 if( op->o_conn && op->o_conn->c_is_udp && op->o_protocol == LDAP_VERSION2
682 rc = ber_printf( ber, /*"{"*/ "N}" );
687 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
689 #ifdef LDAP_CONNECTIONLESS
690 if (!op->o_conn || op->o_conn->c_is_udp == 0)
699 bytes = send_ldap_ber( op, ber );
700 #ifdef LDAP_CONNECTIONLESS
701 if (!op->o_conn || op->o_conn->c_is_udp == 0)
708 Debug( LDAP_DEBUG_ANY,
709 "send_ldap_response: ber write failed\n",
715 ldap_pvt_thread_mutex_lock( &op->o_counters->sc_mutex );
716 ldap_pvt_mp_add_ulong( op->o_counters->sc_pdu, 1 );
717 ldap_pvt_mp_add_ulong( op->o_counters->sc_bytes, (unsigned long)bytes );
718 ldap_pvt_thread_mutex_unlock( &op->o_counters->sc_mutex );
721 /* Tell caller that we did this for real, as opposed to being
722 * overridden by a callback
724 rc = SLAP_CB_CONTINUE;
727 if ( op->o_callback ) {
728 (void)slap_cleanup_play( op, rs );
731 if ( rs->sr_flags & REP_MATCHED_MUSTBEFREED ) {
732 rs->sr_flags ^= REP_MATCHED_MUSTBEFREED; /* paranoia */
733 if ( rs->sr_matched ) {
734 free( (char *)rs->sr_matched );
735 rs->sr_matched = NULL;
739 if ( rs->sr_flags & REP_REF_MUSTBEFREED ) {
740 rs->sr_flags ^= REP_REF_MUSTBEFREED; /* paranoia */
742 ber_bvarray_free( rs->sr_ref );
747 if ( rs->sr_flags & REP_CTRLS_MUSTBEFREED ) {
748 rs->sr_flags ^= REP_CTRLS_MUSTBEFREED; /* paranoia */
749 if ( rs->sr_ctrls ) {
750 slap_free_ctrls( op, rs->sr_ctrls );
760 send_ldap_disconnect( Operation *op, SlapReply *rs )
762 #define LDAP_UNSOLICITED_ERROR(e) \
763 ( (e) == LDAP_PROTOCOL_ERROR \
764 || (e) == LDAP_STRONG_AUTH_REQUIRED \
765 || (e) == LDAP_UNAVAILABLE )
767 Debug( LDAP_DEBUG_TRACE,
768 "send_ldap_disconnect %d:%s\n",
769 rs->sr_err, rs->sr_text ? rs->sr_text : "", NULL );
770 assert( LDAP_UNSOLICITED_ERROR( rs->sr_err ) );
772 /* TODO: Flush the entry if sr_type == REP_SEARCH/REP_SEARCHREF? */
773 RS_ASSERT( !(rs->sr_flags & REP_ENTRY_MASK) );
774 rs->sr_flags &= ~REP_ENTRY_MASK; /* paranoia */
776 rs->sr_type = REP_EXTENDED;
777 rs->sr_rspdata = NULL;
779 if ( op->o_protocol < LDAP_VERSION3 ) {
780 rs->sr_rspoid = NULL;
781 rs->sr_tag = slap_req2res( op->o_tag );
782 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
785 rs->sr_rspoid = LDAP_NOTICE_DISCONNECT;
786 rs->sr_tag = LDAP_RES_EXTENDED;
787 rs->sr_msgid = LDAP_RES_UNSOLICITED;
790 if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
791 Statslog( LDAP_DEBUG_STATS,
792 "%s DISCONNECT tag=%lu err=%d text=%s\n",
793 op->o_log_prefix, rs->sr_tag, rs->sr_err,
794 rs->sr_text ? rs->sr_text : "", 0 );
799 slap_send_ldap_result( Operation *op, SlapReply *rs )
802 const char *otext = rs->sr_text;
803 BerVarray oref = rs->sr_ref;
805 rs->sr_type = REP_RESULT;
807 /* Propagate Abandons so that cleanup callbacks can be processed */
808 if ( rs->sr_err == SLAPD_ABANDON || op->o_abandon )
811 Debug( LDAP_DEBUG_TRACE,
812 "send_ldap_result: %s p=%d\n",
813 op->o_log_prefix, op->o_protocol, 0 );
814 Debug( LDAP_DEBUG_ARGS,
815 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
816 rs->sr_err, rs->sr_matched ? rs->sr_matched : "",
817 rs->sr_text ? rs->sr_text : "" );
819 Debug( LDAP_DEBUG_ARGS,
820 "send_ldap_result: referral=\"%s\"\n",
821 rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL",
824 assert( !LDAP_API_ERROR( rs->sr_err ) );
825 assert( rs->sr_err != LDAP_PARTIAL_RESULTS );
827 if ( rs->sr_err == LDAP_REFERRAL ) {
828 if( op->o_domain_scope ) rs->sr_ref = NULL;
830 if( rs->sr_ref == NULL ) {
831 rs->sr_err = LDAP_NO_SUCH_OBJECT;
832 } else if ( op->o_protocol < LDAP_VERSION3 ) {
833 rs->sr_err = LDAP_PARTIAL_RESULTS;
837 if ( op->o_protocol < LDAP_VERSION3 ) {
838 tmp = v2ref( rs->sr_ref, rs->sr_text );
844 rs->sr_tag = slap_req2res( op->o_tag );
845 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
847 if ( rs->sr_flags & REP_REF_MUSTBEFREED ) {
848 if ( rs->sr_ref == NULL ) {
849 rs->sr_flags ^= REP_REF_MUSTBEFREED;
850 ber_bvarray_free( oref );
852 oref = NULL; /* send_ldap_response() will free rs->sr_ref if != NULL */
855 if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
856 if ( op->o_tag == LDAP_REQ_SEARCH ) {
857 Statslog( LDAP_DEBUG_STATS,
858 "%s SEARCH RESULT tag=%lu err=%d nentries=%d text=%s\n",
859 op->o_log_prefix, rs->sr_tag, rs->sr_err,
860 rs->sr_nentries, rs->sr_text ? rs->sr_text : "" );
862 Statslog( LDAP_DEBUG_STATS,
863 "%s RESULT tag=%lu err=%d text=%s\n",
864 op->o_log_prefix, rs->sr_tag, rs->sr_err,
865 rs->sr_text ? rs->sr_text : "", 0 );
869 if( tmp != NULL ) ch_free(tmp);
875 send_ldap_sasl( Operation *op, SlapReply *rs )
877 Debug( LDAP_DEBUG_TRACE, "send_ldap_sasl: err=%d len=%ld\n",
879 rs->sr_sasldata ? (long) rs->sr_sasldata->bv_len : -1, NULL );
881 RS_ASSERT( !(rs->sr_flags & REP_ENTRY_MASK) );
882 rs->sr_flags &= ~REP_ENTRY_MASK; /* paranoia */
884 rs->sr_type = REP_SASL;
885 rs->sr_tag = slap_req2res( op->o_tag );
886 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
888 if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
889 Statslog( LDAP_DEBUG_STATS,
890 "%s RESULT tag=%lu err=%d text=%s\n",
891 op->o_log_prefix, rs->sr_tag, rs->sr_err,
892 rs->sr_text ? rs->sr_text : "", 0 );
897 slap_send_ldap_extended( Operation *op, SlapReply *rs )
899 Debug( LDAP_DEBUG_TRACE,
900 "send_ldap_extended: err=%d oid=%s len=%ld\n",
902 rs->sr_rspoid ? rs->sr_rspoid : "",
903 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
905 RS_ASSERT( !(rs->sr_flags & REP_ENTRY_MASK) );
906 rs->sr_flags &= ~REP_ENTRY_MASK; /* paranoia */
908 rs->sr_type = REP_EXTENDED;
909 rs->sr_tag = slap_req2res( op->o_tag );
910 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
912 if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
913 Statslog( LDAP_DEBUG_STATS,
914 "%s RESULT oid=%s err=%d text=%s\n",
915 op->o_log_prefix, rs->sr_rspoid ? rs->sr_rspoid : "",
916 rs->sr_err, rs->sr_text ? rs->sr_text : "", 0 );
921 slap_send_ldap_intermediate( Operation *op, SlapReply *rs )
923 Debug( LDAP_DEBUG_TRACE,
924 "send_ldap_intermediate: err=%d oid=%s len=%ld\n",
926 rs->sr_rspoid ? rs->sr_rspoid : "",
927 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
929 RS_ASSERT( !(rs->sr_flags & REP_ENTRY_MASK) );
930 rs->sr_flags &= ~REP_ENTRY_MASK; /* paranoia */
932 rs->sr_type = REP_INTERMEDIATE;
933 rs->sr_tag = LDAP_RES_INTERMEDIATE;
934 rs->sr_msgid = op->o_msgid;
935 if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
936 Statslog( LDAP_DEBUG_STATS2,
937 "%s INTERM oid=%s\n",
939 rs->sr_rspoid ? rs->sr_rspoid : "", 0, 0, 0 );
943 #define set_ldap_error( rs, err, text ) do { \
944 (rs)->sr_err = err; (rs)->sr_text = text; } while(0)
949 * LDAP_SUCCESS entry sent
950 * LDAP_OTHER entry not sent (other)
951 * LDAP_INSUFFICIENT_ACCESS entry not sent (ACL)
952 * LDAP_UNAVAILABLE entry not sent (connection closed)
953 * LDAP_SIZELIMIT_EXCEEDED entry not sent (caller must send sizelimitExceeded)
957 slap_send_search_entry( Operation *op, SlapReply *rs )
959 BerElementBuffer berbuf;
960 BerElement *ber = (BerElement *) &berbuf;
962 int i, j, rc = LDAP_UNAVAILABLE, bytes;
964 AccessControlState acl_state = ACL_STATE_INIT;
966 AttributeDescription *ad_entry = slap_schema.si_ad_entry;
968 /* a_flags: array of flags telling if the i-th element will be
969 * returned or filtered out
970 * e_flags: array of a_flags
972 char **e_flags = NULL;
974 rs->sr_type = REP_SEARCH;
976 if ( op->ors_slimit >= 0 && rs->sr_nentries >= op->ors_slimit ) {
977 rc = LDAP_SIZELIMIT_EXCEEDED;
981 /* Every 64 entries, check for thread pool pause */
982 if ( ( ( rs->sr_nentries & 0x3f ) == 0x3f ) &&
983 ldap_pvt_thread_pool_pausing( &connection_pool ) > 0 )
989 /* eventually will loop through generated operational attribute types
990 * currently implemented types include:
991 * entryDN, subschemaSubentry, and hasSubordinates */
992 /* NOTE: moved before overlays callback circling because
993 * they may modify entry and other stuff in rs */
994 /* check for special all operational attributes ("+") type */
995 /* FIXME: maybe we could set this flag at the operation level;
996 * however, in principle the caller of send_search_entry() may
997 * change the attribute list at each call */
998 rs->sr_attr_flags = slap_attr_flags( rs->sr_attrs );
1000 rc = backend_operational( op, rs );
1005 if ( op->o_callback ) {
1006 rc = slap_response_play( op, rs );
1007 if ( rc != SLAP_CB_CONTINUE ) {
1012 Debug( LDAP_DEBUG_TRACE, "=> send_search_entry: conn %lu dn=\"%s\"%s\n",
1013 op->o_connid, rs->sr_entry->e_name.bv_val,
1014 op->ors_attrsonly ? " (attrsOnly)" : "" );
1016 attrsonly = op->ors_attrsonly;
1018 if ( !access_allowed( op, rs->sr_entry, ad_entry, NULL, ACL_READ, NULL )) {
1019 Debug( LDAP_DEBUG_ACL,
1020 "send_search_entry: conn %lu access to entry (%s) not allowed\n",
1021 op->o_connid, rs->sr_entry->e_name.bv_val, 0 );
1023 rc = LDAP_INSUFFICIENT_ACCESS;
1027 if ( op->o_res_ber ) {
1028 /* read back control or LDAP_CONNECTIONLESS */
1029 ber = op->o_res_ber;
1033 bv.bv_len = entry_flatsize( rs->sr_entry, 0 );
1034 bv.bv_val = op->o_tmpalloc( bv.bv_len, op->o_tmpmemctx );
1036 ber_init2( ber, &bv, LBER_USE_DER );
1037 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1040 #ifdef LDAP_CONNECTIONLESS
1041 if ( op->o_conn && op->o_conn->c_is_udp ) {
1042 /* CONNECTIONLESS */
1043 if ( op->o_protocol == LDAP_VERSION2 ) {
1044 rc = ber_printf(ber, "t{O{" /*}}*/,
1045 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
1047 rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
1048 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
1052 if ( op->o_res_ber ) {
1053 /* read back control */
1054 rc = ber_printf( ber, "t{O{" /*}}*/,
1055 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
1057 rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
1058 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
1062 Debug( LDAP_DEBUG_ANY,
1063 "send_search_entry: conn %lu ber_printf failed\n",
1064 op->o_connid, 0, 0 );
1066 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1067 set_ldap_error( rs, LDAP_OTHER, "encoding DN error" );
1072 /* check for special all user attributes ("*") type */
1073 userattrs = SLAP_USERATTRS( rs->sr_attr_flags );
1075 /* create an array of arrays of flags. Each flag corresponds
1076 * to particular value of attribute and equals 1 if value matches
1077 * to ValuesReturnFilter or 0 if not
1079 if ( op->o_vrFilter != NULL ) {
1083 for ( a = rs->sr_entry->e_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
1084 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
1087 size = i * sizeof(char *) + k;
1090 e_flags = slap_sl_calloc ( 1, i * sizeof(char *) + k, op->o_tmpmemctx );
1091 if( e_flags == NULL ) {
1092 Debug( LDAP_DEBUG_ANY,
1093 "send_search_entry: conn %lu slap_sl_calloc failed\n",
1094 op->o_connid, 0, 0 );
1097 set_ldap_error( rs, LDAP_OTHER, "out of memory" );
1100 a_flags = (char *)(e_flags + i);
1101 memset( a_flags, 0, k );
1102 for ( a=rs->sr_entry->e_attrs, i=0; a != NULL; a=a->a_next, i++ ) {
1103 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
1104 e_flags[i] = a_flags;
1108 rc = filter_matched_values(op, rs->sr_entry->e_attrs, &e_flags) ;
1110 Debug( LDAP_DEBUG_ANY, "send_search_entry: "
1111 "conn %lu matched values filtering failed\n",
1112 op->o_connid, 0, 0 );
1113 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1114 set_ldap_error( rs, LDAP_OTHER,
1115 "matched values filtering error" );
1122 for ( a = rs->sr_entry->e_attrs, j = 0; a != NULL; a = a->a_next, j++ ) {
1123 AttributeDescription *desc = a->a_desc;
1126 if ( rs->sr_attrs == NULL ) {
1127 /* all user attrs request, skip operational attributes */
1128 if( is_at_operational( desc->ad_type ) ) {
1133 /* specific attrs requested */
1134 if ( is_at_operational( desc->ad_type ) ) {
1135 /* if not explicitly requested */
1136 if ( !ad_inlist( desc, rs->sr_attrs )) {
1137 /* if not all op attrs requested, skip */
1138 if ( !SLAP_OPATTRS( rs->sr_attr_flags ))
1140 /* if DSA-specific and replicating, skip */
1141 if ( op->o_sync != SLAP_CONTROL_NONE &&
1142 desc->ad_type->sat_usage == LDAP_SCHEMA_DSA_OPERATION )
1146 if ( !userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
1153 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
1154 ACL_READ, &acl_state ) )
1156 Debug( LDAP_DEBUG_ACL, "send_search_entry: "
1157 "conn %lu access to attribute %s not allowed\n",
1158 op->o_connid, desc->ad_cname.bv_val, 0 );
1162 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
1163 Debug( LDAP_DEBUG_ANY,
1164 "send_search_entry: conn %lu ber_printf failed\n",
1165 op->o_connid, 0, 0 );
1167 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1168 set_ldap_error( rs, LDAP_OTHER,
1169 "encoding description error");
1177 for ( i = 0; a->a_nvals[i].bv_val != NULL; i++ ) {
1178 if ( ! access_allowed( op, rs->sr_entry,
1179 desc, &a->a_nvals[i], ACL_READ, &acl_state ) )
1181 Debug( LDAP_DEBUG_ACL,
1182 "send_search_entry: conn %lu "
1183 "access to attribute %s, value #%d not allowed\n",
1184 op->o_connid, desc->ad_cname.bv_val, i );
1189 if ( op->o_vrFilter && e_flags[j][i] == 0 ){
1196 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
1197 Debug( LDAP_DEBUG_ANY,
1198 "send_search_entry: conn %lu ber_printf failed\n",
1199 op->o_connid, 0, 0 );
1201 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1202 set_ldap_error( rs, LDAP_OTHER,
1203 "encoding description error");
1208 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
1209 Debug( LDAP_DEBUG_ANY,
1210 "send_search_entry: conn %lu "
1211 "ber_printf failed.\n", op->o_connid, 0, 0 );
1213 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1214 set_ldap_error( rs, LDAP_OTHER,
1215 "encoding values error" );
1222 if ( finish && ( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
1223 Debug( LDAP_DEBUG_ANY,
1224 "send_search_entry: conn %lu ber_printf failed\n",
1225 op->o_connid, 0, 0 );
1227 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1228 set_ldap_error( rs, LDAP_OTHER, "encode end error" );
1234 /* NOTE: moved before overlays callback circling because
1235 * they may modify entry and other stuff in rs */
1236 if ( rs->sr_operational_attrs != NULL && op->o_vrFilter != NULL ) {
1240 for ( a = rs->sr_operational_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
1241 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
1244 size = i * sizeof(char *) + k;
1246 char *a_flags, **tmp;
1249 * Reuse previous memory - we likely need less space
1250 * for operational attributes
1252 tmp = slap_sl_realloc( e_flags, i * sizeof(char *) + k,
1254 if ( tmp == NULL ) {
1255 Debug( LDAP_DEBUG_ANY,
1256 "send_search_entry: conn %lu "
1257 "not enough memory "
1258 "for matched values filtering\n",
1259 op->o_connid, 0, 0 );
1260 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1261 set_ldap_error( rs, LDAP_OTHER,
1262 "not enough memory for matched values filtering" );
1266 a_flags = (char *)(e_flags + i);
1267 memset( a_flags, 0, k );
1268 for ( a = rs->sr_operational_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
1269 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
1270 e_flags[i] = a_flags;
1273 rc = filter_matched_values(op, rs->sr_operational_attrs, &e_flags) ;
1276 Debug( LDAP_DEBUG_ANY,
1277 "send_search_entry: conn %lu "
1278 "matched values filtering failed\n",
1279 op->o_connid, 0, 0);
1280 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1281 set_ldap_error( rs, LDAP_OTHER,
1282 "matched values filtering error" );
1289 for (a = rs->sr_operational_attrs, j=0; a != NULL; a = a->a_next, j++ ) {
1290 AttributeDescription *desc = a->a_desc;
1292 if ( rs->sr_attrs == NULL ) {
1293 /* all user attrs request, skip operational attributes */
1294 if( is_at_operational( desc->ad_type ) ) {
1299 /* specific attrs requested */
1300 if( is_at_operational( desc->ad_type ) ) {
1301 if ( !SLAP_OPATTRS( rs->sr_attr_flags ) &&
1302 !ad_inlist( desc, rs->sr_attrs ) )
1306 /* if DSA-specific and replicating, skip */
1307 if ( op->o_sync != SLAP_CONTROL_NONE &&
1308 desc->ad_type->sat_usage == LDAP_SCHEMA_DSA_OPERATION )
1311 if ( !userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
1317 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
1318 ACL_READ, &acl_state ) )
1320 Debug( LDAP_DEBUG_ACL,
1321 "send_search_entry: conn %lu "
1322 "access to attribute %s not allowed\n",
1323 op->o_connid, desc->ad_cname.bv_val, 0 );
1328 rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname );
1330 Debug( LDAP_DEBUG_ANY,
1331 "send_search_entry: conn %lu "
1332 "ber_printf failed\n", op->o_connid, 0, 0 );
1334 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1335 set_ldap_error( rs, LDAP_OTHER,
1336 "encoding description error" );
1341 if ( ! attrsonly ) {
1342 for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
1343 if ( ! access_allowed( op, rs->sr_entry,
1344 desc, &a->a_vals[i], ACL_READ, &acl_state ) )
1346 Debug( LDAP_DEBUG_ACL,
1347 "send_search_entry: conn %lu "
1348 "access to %s, value %d not allowed\n",
1349 op->o_connid, desc->ad_cname.bv_val, i );
1354 if ( op->o_vrFilter && e_flags[j][i] == 0 ){
1358 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
1359 Debug( LDAP_DEBUG_ANY,
1360 "send_search_entry: conn %lu ber_printf failed\n",
1361 op->o_connid, 0, 0 );
1363 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1364 set_ldap_error( rs, LDAP_OTHER,
1365 "encoding values error" );
1372 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
1373 Debug( LDAP_DEBUG_ANY,
1374 "send_search_entry: conn %lu ber_printf failed\n",
1375 op->o_connid, 0, 0 );
1377 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1378 set_ldap_error( rs, LDAP_OTHER, "encode end error" );
1386 slap_sl_free( e_flags, op->o_tmpmemctx );
1390 rc = ber_printf( ber, /*{{*/ "}N}" );
1393 rc = send_ldap_controls( op, ber, rs->sr_ctrls );
1397 #ifdef LDAP_CONNECTIONLESS
1398 if( op->o_conn && op->o_conn->c_is_udp ) {
1399 if ( op->o_protocol != LDAP_VERSION2 ) {
1400 rc = ber_printf( ber, /*{*/ "N}" );
1404 if ( op->o_res_ber == NULL ) {
1405 rc = ber_printf( ber, /*{*/ "N}" );
1410 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1412 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1413 set_ldap_error( rs, LDAP_OTHER, "encode entry end error" );
1418 Statslog( LDAP_DEBUG_STATS2, "%s ENTRY dn=\"%s\"\n",
1419 op->o_log_prefix, rs->sr_entry->e_nname.bv_val, 0, 0, 0 );
1421 rs_flush_entry( op, rs, NULL );
1423 if ( op->o_res_ber == NULL ) {
1424 bytes = send_ldap_ber( op, ber );
1425 ber_free_buf( ber );
1428 Debug( LDAP_DEBUG_ANY,
1429 "send_search_entry: conn %lu ber write failed.\n",
1430 op->o_connid, 0, 0 );
1432 rc = LDAP_UNAVAILABLE;
1437 ldap_pvt_thread_mutex_lock( &op->o_counters->sc_mutex );
1438 ldap_pvt_mp_add_ulong( op->o_counters->sc_bytes, (unsigned long)bytes );
1439 ldap_pvt_mp_add_ulong( op->o_counters->sc_entries, 1 );
1440 ldap_pvt_mp_add_ulong( op->o_counters->sc_pdu, 1 );
1441 ldap_pvt_thread_mutex_unlock( &op->o_counters->sc_mutex );
1444 Debug( LDAP_DEBUG_TRACE,
1445 "<= send_search_entry: conn %lu exit.\n", op->o_connid, 0, 0 );
1450 if ( op->o_callback ) {
1451 (void)slap_cleanup_play( op, rs );
1455 slap_sl_free( e_flags, op->o_tmpmemctx );
1458 /* FIXME: Can break if rs now contains an extended response */
1459 if ( rs->sr_operational_attrs ) {
1460 attrs_free( rs->sr_operational_attrs );
1461 rs->sr_operational_attrs = NULL;
1463 rs->sr_attr_flags = SLAP_ATTRS_UNDEFINED;
1465 if ( op->o_tag == LDAP_REQ_SEARCH && rs->sr_type == REP_SEARCH ) {
1466 rs_flush_entry( op, rs, NULL );
1468 RS_ASSERT( (rs->sr_flags & REP_ENTRY_MASK) == 0 );
1471 if ( rs->sr_flags & REP_CTRLS_MUSTBEFREED ) {
1472 rs->sr_flags ^= REP_CTRLS_MUSTBEFREED; /* paranoia */
1473 if ( rs->sr_ctrls ) {
1474 slap_free_ctrls( op, rs->sr_ctrls );
1475 rs->sr_ctrls = NULL;
1483 slap_send_search_reference( Operation *op, SlapReply *rs )
1485 BerElementBuffer berbuf;
1486 BerElement *ber = (BerElement *) &berbuf;
1489 char *edn = rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)";
1491 AttributeDescription *ad_ref = slap_schema.si_ad_ref;
1492 AttributeDescription *ad_entry = slap_schema.si_ad_entry;
1494 rs->sr_type = REP_SEARCHREF;
1495 if ( op->o_callback ) {
1496 rc = slap_response_play( op, rs );
1497 if ( rc != SLAP_CB_CONTINUE ) {
1502 Debug( LDAP_DEBUG_TRACE,
1503 "=> send_search_reference: dn=\"%s\"\n",
1506 if ( rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1507 ad_entry, NULL, ACL_READ, NULL ) )
1509 Debug( LDAP_DEBUG_ACL,
1510 "send_search_reference: access to entry not allowed\n",
1516 if ( rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1517 ad_ref, NULL, ACL_READ, NULL ) )
1519 Debug( LDAP_DEBUG_ACL,
1520 "send_search_reference: access "
1521 "to reference not allowed\n",
1527 if( op->o_domain_scope ) {
1528 Debug( LDAP_DEBUG_ANY,
1529 "send_search_reference: domainScope control in (%s)\n",
1535 if( rs->sr_ref == NULL ) {
1536 Debug( LDAP_DEBUG_ANY,
1537 "send_search_reference: null ref in (%s)\n",
1543 if( op->o_protocol < LDAP_VERSION3 ) {
1545 /* save the references for the result */
1546 if( rs->sr_ref[0].bv_val != NULL ) {
1547 if( value_add( &rs->sr_v2ref, rs->sr_ref ) )
1553 #ifdef LDAP_CONNECTIONLESS
1554 if( op->o_conn && op->o_conn->c_is_udp ) {
1555 ber = op->o_res_ber;
1559 ber_init_w_nullc( ber, LBER_USE_DER );
1560 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1563 rc = ber_printf( ber, "{it{W}" /*"}"*/ , op->o_msgid,
1564 LDAP_RES_SEARCH_REFERENCE, rs->sr_ref );
1567 rc = send_ldap_controls( op, ber, rs->sr_ctrls );
1571 rc = ber_printf( ber, /*"{"*/ "N}" );
1575 Debug( LDAP_DEBUG_ANY,
1576 "send_search_reference: ber_printf failed\n", 0, 0, 0 );
1578 #ifdef LDAP_CONNECTIONLESS
1579 if (!op->o_conn || op->o_conn->c_is_udp == 0)
1581 ber_free_buf( ber );
1582 set_ldap_error( rs, LDAP_OTHER, "encode DN error" );
1587 rs_flush_entry( op, rs, NULL );
1589 #ifdef LDAP_CONNECTIONLESS
1590 if (!op->o_conn || op->o_conn->c_is_udp == 0) {
1592 bytes = send_ldap_ber( op, ber );
1593 ber_free_buf( ber );
1596 rc = LDAP_UNAVAILABLE;
1598 ldap_pvt_thread_mutex_lock( &op->o_counters->sc_mutex );
1599 ldap_pvt_mp_add_ulong( op->o_counters->sc_bytes, (unsigned long)bytes );
1600 ldap_pvt_mp_add_ulong( op->o_counters->sc_refs, 1 );
1601 ldap_pvt_mp_add_ulong( op->o_counters->sc_pdu, 1 );
1602 ldap_pvt_thread_mutex_unlock( &op->o_counters->sc_mutex );
1604 #ifdef LDAP_CONNECTIONLESS
1607 if ( rs->sr_ref != NULL ) {
1610 for ( r = 0; !BER_BVISNULL( &rs->sr_ref[ r ] ); r++ ) {
1611 Statslog( LDAP_DEBUG_STATS2, "%s REF #%d \"%s\"\n",
1612 op->o_log_prefix, r, rs->sr_ref[0].bv_val,
1617 Statslog( LDAP_DEBUG_STATS2, "%s REF \"(null)\"\n",
1618 op->o_log_prefix, 0, 0, 0, 0 );
1621 Debug( LDAP_DEBUG_TRACE, "<= send_search_reference\n", 0, 0, 0 );
1625 rs_flush_entry( op, rs, NULL );
1628 if ( op->o_callback ) {
1629 (void)slap_cleanup_play( op, rs );
1632 if ( rs->sr_flags & REP_CTRLS_MUSTBEFREED ) {
1633 rs->sr_flags ^= REP_CTRLS_MUSTBEFREED; /* paranoia */
1634 if ( rs->sr_ctrls ) {
1635 slap_free_ctrls( op, rs->sr_ctrls );
1636 rs->sr_ctrls = NULL;
1653 *code = LDAP_SUCCESS;
1657 if ( strncasecmp( s, "RESULT", STRLENOF( "RESULT" ) ) != 0 ) {
1658 Debug( LDAP_DEBUG_ANY, "str2result (%s) expecting \"RESULT\"\n",
1665 while ( (s = strchr( s, '\n' )) != NULL ) {
1670 if ( (c = strchr( s, ':' )) != NULL ) {
1674 if ( strncasecmp( s, "code", STRLENOF( "code" ) ) == 0 ) {
1679 Debug( LDAP_DEBUG_ANY, "str2result (%s) missing value\n",
1685 while ( isspace( (unsigned char) c[ 0 ] ) ) c++;
1686 if ( c[ 0 ] == '\0' ) {
1687 Debug( LDAP_DEBUG_ANY, "str2result (%s) missing or empty value\n",
1693 retcode = strtol( c, &next, 10 );
1694 if ( next == NULL || next == c ) {
1695 Debug( LDAP_DEBUG_ANY, "str2result (%s) unable to parse value\n",
1701 while ( isspace( (unsigned char) next[ 0 ] ) && next[ 0 ] != '\n' )
1703 if ( next[ 0 ] != '\0' && next[ 0 ] != '\n' ) {
1704 Debug( LDAP_DEBUG_ANY, "str2result (%s) extra cruft after value\n",
1710 /* FIXME: what if it's larger than max int? */
1711 *code = (int)retcode;
1713 } else if ( strncasecmp( s, "matched", STRLENOF( "matched" ) ) == 0 ) {
1717 } else if ( strncasecmp( s, "info", STRLENOF( "info" ) ) == 0 ) {
1722 Debug( LDAP_DEBUG_ANY, "str2result (%s) unknown\n",
1732 int slap_read_controls(
1736 const struct berval *oid,
1737 LDAPControl **ctrl )
1741 BerElementBuffer berbuf;
1742 BerElement *ber = (BerElement *) &berbuf;
1746 Debug( LDAP_DEBUG_ANY, "%s slap_read_controls: (%s) %s\n",
1747 op->o_log_prefix, oid->bv_val, e->e_dn );
1750 rs->sr_attrs = ( oid == &slap_pre_read_bv ) ?
1751 op->o_preread_attrs : op->o_postread_attrs;
1753 bv.bv_len = entry_flatsize( rs->sr_entry, 0 );
1754 bv.bv_val = op->o_tmpalloc( bv.bv_len, op->o_tmpmemctx );
1756 ber_init2( ber, &bv, LBER_USE_DER );
1757 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1759 /* create new operation */
1761 /* FIXME: o_bd needed for ACL */
1762 myop.o_bd = op->o_bd;
1763 myop.o_res_ber = ber;
1764 myop.o_callback = NULL;
1765 myop.ors_slimit = 1;
1766 myop.ors_attrsonly = 0;
1768 rc = slap_send_search_entry( &myop, rs );
1771 rc = ber_flatten2( ber, &c.ldctl_value, 0 );
1773 if( rc == -1 ) return LDAP_OTHER;
1775 c.ldctl_oid = oid->bv_val;
1776 c.ldctl_iscritical = 0;
1778 if ( *ctrl == NULL ) {
1780 *ctrl = (LDAPControl *) slap_sl_calloc( 1, sizeof(LDAPControl), NULL );
1782 /* retry: free previous try */
1783 slap_sl_free( (*ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
1787 return LDAP_SUCCESS;
1790 /* Map API errors to protocol errors... */
1792 slap_map_api2result( SlapReply *rs )
1794 switch(rs->sr_err) {
1795 case LDAP_SERVER_DOWN:
1796 return LDAP_UNAVAILABLE;
1797 case LDAP_LOCAL_ERROR:
1799 case LDAP_ENCODING_ERROR:
1800 case LDAP_DECODING_ERROR:
1801 return LDAP_PROTOCOL_ERROR;
1803 return LDAP_UNAVAILABLE;
1804 case LDAP_AUTH_UNKNOWN:
1805 return LDAP_AUTH_METHOD_NOT_SUPPORTED;
1806 case LDAP_FILTER_ERROR:
1807 rs->sr_text = "Filter error";
1809 case LDAP_USER_CANCELLED:
1810 rs->sr_text = "User cancelled";
1812 case LDAP_PARAM_ERROR:
1813 return LDAP_PROTOCOL_ERROR;
1814 case LDAP_NO_MEMORY:
1816 case LDAP_CONNECT_ERROR:
1817 return LDAP_UNAVAILABLE;
1818 case LDAP_NOT_SUPPORTED:
1819 return LDAP_UNWILLING_TO_PERFORM;
1820 case LDAP_CONTROL_NOT_FOUND:
1821 return LDAP_PROTOCOL_ERROR;
1822 case LDAP_NO_RESULTS_RETURNED:
1823 return LDAP_NO_SUCH_OBJECT;
1824 case LDAP_MORE_RESULTS_TO_RETURN:
1825 rs->sr_text = "More results to return";
1827 case LDAP_CLIENT_LOOP:
1828 case LDAP_REFERRAL_LIMIT_EXCEEDED:
1829 return LDAP_LOOP_DETECT;
1831 if ( LDAP_API_ERROR(rs->sr_err) ) return LDAP_OTHER;
1838 slap_attr_flags( AttributeName *an )
1840 slap_mask_t flags = SLAP_ATTRS_UNDEFINED;
1843 flags |= ( SLAP_OPATTRS_NO | SLAP_USERATTRS_YES );
1846 flags |= an_find( an, slap_bv_all_operational_attrs )
1847 ? SLAP_OPATTRS_YES : SLAP_OPATTRS_NO;
1848 flags |= an_find( an, slap_bv_all_user_attrs )
1849 ? SLAP_USERATTRS_YES : SLAP_USERATTRS_NO;