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 1998-2005 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>
41 #include "slapi/slapi.h"
44 const struct berval slap_dummy_bv = BER_BVNULL;
46 int slap_null_cb( Operation *op, SlapReply *rs )
51 int slap_freeself_cb( Operation *op, SlapReply *rs )
53 assert( op->o_callback );
55 op->o_tmpfree( op->o_callback, op->o_tmpmemctx );
56 op->o_callback = NULL;
58 return SLAP_CB_CONTINUE;
61 int slap_replog_cb( Operation *op, SlapReply *rs )
63 if ( rs->sr_err == LDAP_SUCCESS ) {
66 return SLAP_CB_CONTINUE;
69 static char *v2ref( BerVarray ref, const char *text )
71 size_t len = 0, i = 0;
76 return ch_strdup(text);
84 if (text[len-1] != '\n') {
89 v2 = SLAP_MALLOC( len+i+sizeof("Referral:") );
91 Debug( LDAP_DEBUG_ANY, "v2ref: SLAP_MALLOC failed", 0, 0, 0 );
101 strcpy( v2+len, "Referral:" );
102 len += sizeof("Referral:");
104 for( i=0; ref[i].bv_val != NULL; i++ ) {
105 v2 = SLAP_REALLOC( v2, len + ref[i].bv_len + 1 );
107 Debug( LDAP_DEBUG_ANY, "v2ref: SLAP_MALLOC failed", 0, 0, 0 );
111 AC_MEMCPY(&v2[len], ref[i].bv_val, ref[i].bv_len );
112 len += ref[i].bv_len;
113 if (ref[i].bv_val[ref[i].bv_len-1] != '/') {
122 static ber_tag_t req2res( ber_tag_t tag )
127 case LDAP_REQ_COMPARE:
128 case LDAP_REQ_EXTENDED:
129 case LDAP_REQ_MODIFY:
130 case LDAP_REQ_MODRDN:
134 case LDAP_REQ_DELETE:
135 tag = LDAP_RES_DELETE;
138 case LDAP_REQ_ABANDON:
139 case LDAP_REQ_UNBIND:
143 case LDAP_REQ_SEARCH:
144 tag = LDAP_RES_SEARCH_RESULT;
154 static long send_ldap_ber(
160 ber_get_option( ber, LBER_OPT_BER_BYTES_TO_WRITE, &bytes );
162 /* write only one pdu at a time - wait til it's our turn */
163 ldap_pvt_thread_mutex_lock( &conn->c_write_mutex );
165 /* lock the connection */
166 ldap_pvt_thread_mutex_lock( &conn->c_mutex );
173 if ( connection_state_closing( conn ) ) {
174 ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
175 ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
180 if ( ber_flush( conn->c_sb, ber, 0 ) == 0 ) {
187 * we got an error. if it's ewouldblock, we need to
188 * wait on the socket being writable. otherwise, figure
189 * it's a hard error and return.
192 Debug( LDAP_DEBUG_CONNS, "ber_flush failed errno=%d reason=\"%s\"\n",
193 err, sock_errstr(err), 0 );
195 if ( err != EWOULDBLOCK && err != EAGAIN ) {
196 connection_closing( conn );
198 ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
199 ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
204 /* wait for socket to be write-ready */
205 conn->c_writewaiter = 1;
206 ber_sockbuf_ctrl( conn->c_sb, LBER_SB_OPT_GET_FD, &sd );
207 slapd_set_write( sd, 1 );
209 ldap_pvt_thread_cond_wait( &conn->c_write_cv, &conn->c_mutex );
210 conn->c_writewaiter = 0;
213 ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
214 ldap_pvt_thread_mutex_unlock( &conn->c_write_mutex );
220 send_ldap_control( BerElement *ber, LDAPControl *c )
226 rc = ber_printf( ber, "{s" /*}*/, c->ldctl_oid );
228 if( c->ldctl_iscritical ) {
229 rc = ber_printf( ber, "b",
230 (ber_int_t) c->ldctl_iscritical ) ;
231 if( rc == -1 ) return rc;
234 if( c->ldctl_value.bv_val != NULL ) {
235 rc = ber_printf( ber, "O", &c->ldctl_value );
236 if( rc == -1 ) return rc;
239 rc = ber_printf( ber, /*{*/"N}" );
240 if( rc == -1 ) return rc;
246 send_ldap_controls( Operation *o, BerElement *ber, LDAPControl **c )
250 LDAPControl **sctrls = NULL;
253 * Retrieve any additional controls that may be set by the
257 if ( o->o_pb && slapi_pblock_get( o->o_pb, SLAPI_RESCONTROLS, &sctrls ) != 0 ) {
261 if ( c == NULL && sctrls == NULL ) return 0;
263 if( c == NULL ) return 0;
264 #endif /* LDAP_SLAPI */
266 rc = ber_printf( ber, "t{"/*}*/, LDAP_TAG_CONTROLS );
267 if( rc == -1 ) return rc;
271 #endif /* LDAP_SLAPI */
272 for( ; *c != NULL; c++) {
273 rc = send_ldap_control( ber, *c );
274 if( rc == -1 ) return rc;
278 if ( sctrls != NULL ) {
279 for ( c = sctrls; *c != NULL; c++ ) {
280 rc = send_ldap_control( ber, *c );
281 if( rc == -1 ) return rc;
284 #endif /* LDAP_SLAPI */
286 rc = ber_printf( ber, /*{*/"N}" );
296 BerElementBuffer berbuf;
297 BerElement *ber = (BerElement *) &berbuf;
298 int rc = LDAP_SUCCESS;
301 if ( op->o_callback ) {
303 slap_callback *sc = op->o_callback,
304 *sc_next = op->o_callback;
306 rc = SLAP_CB_CONTINUE;
307 for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
308 sc_next = op->o_callback->sc_next;
309 if ( op->o_callback->sc_response ) {
310 rc = op->o_callback->sc_response( op, rs );
311 if ( first && op->o_callback == NULL ) {
314 if ( rc != SLAP_CB_CONTINUE ) break;
320 if ( rc != SLAP_CB_CONTINUE ) goto clean2;
323 #ifdef LDAP_CONNECTIONLESS
324 if (op->o_conn && op->o_conn->c_is_udp)
329 ber_init_w_nullc( ber, LBER_USE_DER );
330 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
333 Debug( LDAP_DEBUG_TRACE,
334 "send_ldap_response: msgid=%d tag=%lu err=%d\n",
335 rs->sr_msgid, rs->sr_tag, rs->sr_err );
338 Debug( LDAP_DEBUG_ARGS, "send_ldap_response: ref=\"%s\"\n",
339 rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL",
343 #ifdef LDAP_CONNECTIONLESS
344 if (op->o_conn && op->o_conn->c_is_udp &&
345 op->o_protocol == LDAP_VERSION2 )
347 rc = ber_printf( ber, "t{ess" /*"}"*/,
348 rs->sr_tag, rs->sr_err,
349 rs->sr_matched == NULL ? "" : rs->sr_matched,
350 rs->sr_text == NULL ? "" : rs->sr_text );
353 if ( rs->sr_type == REP_INTERMEDIATE ) {
354 rc = ber_printf( ber, "{it{" /*"}}"*/,
355 rs->sr_msgid, rs->sr_tag );
358 rc = ber_printf( ber, "{it{ess" /*"}}"*/,
359 rs->sr_msgid, rs->sr_tag, rs->sr_err,
360 rs->sr_matched == NULL ? "" : rs->sr_matched,
361 rs->sr_text == NULL ? "" : rs->sr_text );
365 if ( rs->sr_ref != NULL ) {
366 assert( rs->sr_err == LDAP_REFERRAL );
367 rc = ber_printf( ber, "t{W}",
368 LDAP_TAG_REFERRAL, rs->sr_ref );
370 assert( rs->sr_err != LDAP_REFERRAL );
374 if( rc != -1 && rs->sr_type == REP_SASL && rs->sr_sasldata != NULL ) {
375 rc = ber_printf( ber, "tO",
376 LDAP_TAG_SASL_RES_CREDS, rs->sr_sasldata );
380 ( rs->sr_type == REP_EXTENDED || rs->sr_type == REP_INTERMEDIATE ))
382 if ( rs->sr_rspoid != NULL ) {
383 rc = ber_printf( ber, "ts",
384 rs->sr_type == REP_EXTENDED
385 ? LDAP_TAG_EXOP_RES_OID : LDAP_TAG_IM_RES_OID,
388 if( rc != -1 && rs->sr_rspdata != NULL ) {
389 rc = ber_printf( ber, "tO",
390 rs->sr_type == REP_EXTENDED
391 ? LDAP_TAG_EXOP_RES_VALUE : LDAP_TAG_IM_RES_VALUE,
397 rc = ber_printf( ber, /*"{"*/ "N}" );
401 rc = send_ldap_controls( op, ber, rs->sr_ctrls );
405 rc = ber_printf( ber, /*"{"*/ "N}" );
408 #ifdef LDAP_CONNECTIONLESS
409 if( op->o_conn && op->o_conn->c_is_udp && op->o_protocol == LDAP_VERSION2
412 rc = ber_printf( ber, /*"{"*/ "N}" );
417 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
419 #ifdef LDAP_CONNECTIONLESS
420 if (!op->o_conn || op->o_conn->c_is_udp == 0)
429 bytes = send_ldap_ber( op->o_conn, ber );
430 #ifdef LDAP_CONNECTIONLESS
431 if (!op->o_conn || op->o_conn->c_is_udp == 0)
438 Debug( LDAP_DEBUG_ANY,
439 "send_ldap_response: ber write failed\n",
447 slapi_pblock_set( op->o_pb, SLAPI_RESULT_CODE, (void *)rs->sr_err );
448 slapi_pblock_set( op->o_pb, SLAPI_RESULT_MATCHED,
449 (void *)rs->sr_matched );
450 slapi_pblock_set( op->o_pb, SLAPI_RESULT_TEXT, (void *)rs->sr_text );
452 #endif /* LDAP_SLAPI */
454 ldap_pvt_thread_mutex_lock( &slap_counters.sc_sent_mutex );
455 ldap_pvt_mp_add_ulong( slap_counters.sc_pdu, 1 );
456 ldap_pvt_mp_add_ulong( slap_counters.sc_bytes, (unsigned long)bytes );
457 ldap_pvt_thread_mutex_unlock( &slap_counters.sc_sent_mutex );
460 /* Tell caller that we did this for real, as opposed to being
461 * overridden by a callback
463 rc = SLAP_CB_CONTINUE;
466 if ( op->o_callback ) {
468 slap_callback *sc = op->o_callback, *sc_next;
470 for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
471 sc_next = op->o_callback->sc_next;
472 if ( op->o_callback->sc_cleanup ) {
473 (void)op->o_callback->sc_cleanup( op, rs );
474 if ( first && op->o_callback != sc ) {
484 if ( rs->sr_matched && rs->sr_flags & REP_MATCHED_MUSTBEFREED ) {
485 free( (char *)rs->sr_matched );
486 rs->sr_matched = NULL;
489 if ( rs->sr_ref && rs->sr_flags & REP_REF_MUSTBEFREED ) {
490 ber_bvarray_free( rs->sr_ref );
499 send_ldap_disconnect( Operation *op, SlapReply *rs )
501 #define LDAP_UNSOLICITED_ERROR(e) \
502 ( (e) == LDAP_PROTOCOL_ERROR \
503 || (e) == LDAP_STRONG_AUTH_REQUIRED \
504 || (e) == LDAP_UNAVAILABLE )
506 assert( LDAP_UNSOLICITED_ERROR( rs->sr_err ) );
508 rs->sr_type = REP_EXTENDED;
510 Debug( LDAP_DEBUG_TRACE,
511 "send_ldap_disconnect %d:%s\n",
512 rs->sr_err, rs->sr_text ? rs->sr_text : "", NULL );
514 if ( op->o_protocol < LDAP_VERSION3 ) {
515 rs->sr_rspoid = NULL;
516 rs->sr_tag = req2res( op->o_tag );
517 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
520 rs->sr_rspoid = LDAP_NOTICE_DISCONNECT;
521 rs->sr_tag = LDAP_RES_EXTENDED;
525 if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
526 Statslog( LDAP_DEBUG_STATS,
527 "%s DISCONNECT tag=%lu err=%d text=%s\n",
528 op->o_log_prefix, rs->sr_tag, rs->sr_err,
529 rs->sr_text ? rs->sr_text : "", 0 );
534 slap_send_ldap_result( Operation *op, SlapReply *rs )
537 const char *otext = rs->sr_text;
538 BerVarray oref = rs->sr_ref;
540 rs->sr_type = REP_RESULT;
542 assert( !LDAP_API_ERROR( rs->sr_err ));
544 Debug( LDAP_DEBUG_TRACE,
545 "send_ldap_result: %s p=%d\n",
546 op->o_log_prefix, op->o_protocol, 0 );
548 Debug( LDAP_DEBUG_ARGS,
549 "send_ldap_result: err=%d matched=\"%s\" text=\"%s\"\n",
550 rs->sr_err, rs->sr_matched ? rs->sr_matched : "",
551 rs->sr_text ? rs->sr_text : "" );
555 Debug( LDAP_DEBUG_ARGS,
556 "send_ldap_result: referral=\"%s\"\n",
557 rs->sr_ref[0].bv_val ? rs->sr_ref[0].bv_val : "NULL",
561 assert( rs->sr_err != LDAP_PARTIAL_RESULTS );
563 if ( rs->sr_err == LDAP_REFERRAL ) {
564 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
565 if( op->o_domain_scope ) {
569 if( rs->sr_ref == NULL ) {
570 rs->sr_err = LDAP_NO_SUCH_OBJECT;
571 } else if ( op->o_protocol < LDAP_VERSION3 ) {
572 rs->sr_err = LDAP_PARTIAL_RESULTS;
578 * Call pre-result plugins. To avoid infinite recursion plugins
579 * should just set SLAPI_RESULT_CODE rather than sending a
580 * result if they wish to change the result.
582 if ( op->o_pb != NULL ) {
583 slapi_int_pblock_set_operation( op->o_pb, op );
584 slapi_pblock_set( op->o_pb, SLAPI_RESULT_CODE,
585 (void *)rs->sr_err );
586 slapi_pblock_set( op->o_pb, SLAPI_RESULT_TEXT,
587 (void *)rs->sr_text );
588 slapi_pblock_set( op->o_pb, SLAPI_RESULT_MATCHED,
589 (void *)rs->sr_matched );
591 (void) slapi_int_call_plugins( op->o_bd, SLAPI_PLUGIN_PRE_RESULT_FN,
594 #endif /* LDAP_SLAPI */
596 if ( op->o_protocol < LDAP_VERSION3 ) {
597 tmp = v2ref( rs->sr_ref, rs->sr_text );
602 rs->sr_tag = req2res( op->o_tag );
603 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
605 if ( send_ldap_response( op, rs ) == SLAP_CB_CONTINUE ) {
606 if ( op->o_tag == LDAP_REQ_SEARCH ) {
608 snprintf( nbuf, sizeof nbuf, "%d nentries=%d",
609 rs->sr_err, rs->sr_nentries );
611 Statslog( LDAP_DEBUG_STATS,
612 "%s SEARCH RESULT tag=%lu err=%s text=%s\n",
613 op->o_log_prefix, rs->sr_tag, nbuf,
614 rs->sr_text ? rs->sr_text : "", 0 );
616 Statslog( LDAP_DEBUG_STATS,
617 "%s RESULT tag=%lu err=%d text=%s\n",
618 op->o_log_prefix, rs->sr_tag, rs->sr_err,
619 rs->sr_text ? rs->sr_text : "", 0 );
623 if( tmp != NULL ) ch_free(tmp);
629 send_ldap_sasl( Operation *op, SlapReply *rs )
631 rs->sr_type = REP_SASL;
632 Debug( LDAP_DEBUG_TRACE, "send_ldap_sasl: err=%d len=%ld\n",
634 rs->sr_sasldata ? (long) rs->sr_sasldata->bv_len : -1, NULL );
636 rs->sr_tag = req2res( op->o_tag );
637 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
639 send_ldap_response( op, rs );
643 slap_send_ldap_extended( Operation *op, SlapReply *rs )
645 rs->sr_type = REP_EXTENDED;
647 Debug( LDAP_DEBUG_TRACE,
648 "send_ldap_extended: err=%d oid=%s len=%ld\n",
650 rs->sr_rspoid ? rs->sr_rspoid : "",
651 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
653 rs->sr_tag = req2res( op->o_tag );
654 rs->sr_msgid = (rs->sr_tag != LBER_SEQUENCE) ? op->o_msgid : 0;
656 send_ldap_response( op, rs );
660 slap_send_ldap_intermediate( Operation *op, SlapReply *rs )
662 rs->sr_type = REP_INTERMEDIATE;
663 Debug( LDAP_DEBUG_TRACE,
664 "send_ldap_intermediate: err=%d oid=%s len=%ld\n",
666 rs->sr_rspoid ? rs->sr_rspoid : "",
667 rs->sr_rspdata != NULL ? rs->sr_rspdata->bv_len : 0 );
668 rs->sr_tag = LDAP_RES_INTERMEDIATE;
669 rs->sr_msgid = op->o_msgid;
670 send_ldap_response( op, rs );
674 slap_send_search_entry( Operation *op, SlapReply *rs )
676 BerElementBuffer berbuf;
677 BerElement *ber = (BerElement *) &berbuf;
679 int i, j, rc=-1, bytes;
682 AccessControlState acl_state = ACL_STATE_INIT;
684 /* Support for computed attribute plugins */
685 computed_attr_context ctx;
688 AttributeDescription *ad_entry = slap_schema.si_ad_entry;
690 /* a_flags: array of flags telling if the i-th element will be
691 * returned or filtered out
692 * e_flags: array of a_flags
694 char **e_flags = NULL;
696 rs->sr_type = REP_SEARCH;
698 /* eventually will loop through generated operational attribute types
699 * currently implemented types include:
700 * entryDN, subschemaSubentry, and hasSubordinates */
701 /* NOTE: moved before overlays callback circling because
702 * they may modify entry and other stuff in rs */
703 /* check for special all operational attributes ("+") type */
704 /* FIXME: maybe we could se this flag at the operation level;
705 * however, in principle the caller of send_search_entry() may
706 * change the attribute list at each call */
707 rs->sr_attr_flags = slap_attr_flags( rs->sr_attrs );
709 rc = backend_operational( op, rs );
714 if ( op->o_callback ) {
716 slap_callback *sc = op->o_callback,
717 *sc_next = op->o_callback;
719 rc = SLAP_CB_CONTINUE;
720 for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
721 sc_next = op->o_callback->sc_next;
722 if ( op->o_callback->sc_response ) {
723 rc = op->o_callback->sc_response( op, rs );
724 if ( first && op->o_callback == NULL ) {
727 if ( rc != SLAP_CB_CONTINUE ) break;
733 if ( rc != SLAP_CB_CONTINUE ) goto error_return;
736 Debug( LDAP_DEBUG_TRACE, "=> send_search_entry: conn %lu dn=\"%s\"%s\n",
737 op->o_connid, rs->sr_entry->e_name.bv_val,
738 op->ors_attrsonly ? " (attrsOnly)" : "" );
740 if ( !access_allowed( op, rs->sr_entry, ad_entry, NULL, ACL_READ, NULL )) {
741 Debug( LDAP_DEBUG_ACL,
742 "send_search_entry: conn %lu access to entry (%s) not allowed\n",
743 op->o_connid, rs->sr_entry->e_name.bv_val, 0 );
749 edn = rs->sr_entry->e_nname.bv_val;
751 if ( op->o_res_ber ) {
752 /* read back control or LDAP_CONNECTIONLESS */
758 entry_flatsize( rs->sr_entry, &siz, &len, 0 );
759 bv.bv_len = siz + len;
760 bv.bv_val = op->o_tmpalloc(bv.bv_len, op->o_tmpmemctx );
762 ber_init2( ber, &bv, LBER_USE_DER );
763 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
766 #ifdef LDAP_CONNECTIONLESS
767 if ( op->o_conn && op->o_conn->c_is_udp ) {
769 if ( op->o_protocol == LDAP_VERSION2 ) {
770 rc = ber_printf(ber, "t{O{" /*}}*/,
771 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
773 rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
774 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
778 if ( op->o_res_ber ) {
779 /* read back control */
780 rc = ber_printf( ber, "{O{" /*}}*/, &rs->sr_entry->e_name );
782 rc = ber_printf( ber, "{it{O{" /*}}}*/, op->o_msgid,
783 LDAP_RES_SEARCH_ENTRY, &rs->sr_entry->e_name );
787 Debug( LDAP_DEBUG_ANY,
788 "send_search_entry: conn %lu ber_printf failed\n",
789 op->o_connid, 0, 0 );
791 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
792 send_ldap_error( op, rs, LDAP_OTHER, "encoding DN error" );
796 /* check for special all user attributes ("*") type */
797 userattrs = SLAP_USERATTRS( rs->sr_attr_flags );
799 /* create an array of arrays of flags. Each flag corresponds
800 * to particular value of attribute and equals 1 if value matches
801 * to ValuesReturnFilter or 0 if not
803 if ( op->o_vrFilter != NULL ) {
807 for ( a = rs->sr_entry->e_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
808 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
811 size = i * sizeof(char *) + k;
814 e_flags = slap_sl_calloc ( 1, i * sizeof(char *) + k, op->o_tmpmemctx );
815 if( e_flags == NULL ) {
816 Debug( LDAP_DEBUG_ANY,
817 "send_search_entry: conn %lu slap_sl_calloc failed\n",
818 op->o_connid ? op->o_connid : 0, 0, 0 );
821 send_ldap_error( op, rs, LDAP_OTHER, "out of memory" );
824 a_flags = (char *)(e_flags + i);
825 memset( a_flags, 0, k );
826 for ( a=rs->sr_entry->e_attrs, i=0; a != NULL; a=a->a_next, i++ ) {
827 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
828 e_flags[i] = a_flags;
832 rc = filter_matched_values(op, rs->sr_entry->e_attrs, &e_flags) ;
834 Debug( LDAP_DEBUG_ANY, "send_search_entry: "
835 "conn %lu matched values filtering failed\n",
836 op->o_connid ? op->o_connid : 0, 0, 0 );
837 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
838 send_ldap_error( op, rs, LDAP_OTHER,
839 "matched values filtering error" );
845 for ( a = rs->sr_entry->e_attrs, j = 0; a != NULL; a = a->a_next, j++ ) {
846 AttributeDescription *desc = a->a_desc;
849 if ( rs->sr_attrs == NULL ) {
850 /* all attrs request, skip operational attributes */
851 if( is_at_operational( desc->ad_type ) ) {
856 /* specific attrs requested */
857 if ( is_at_operational( desc->ad_type ) ) {
858 if ( !SLAP_OPATTRS( rs->sr_attr_flags ) &&
859 !ad_inlist( desc, rs->sr_attrs ) )
865 if ( !userattrs && !ad_inlist( desc, rs->sr_attrs ) )
872 if ( op->ors_attrsonly ) {
873 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
874 ACL_READ, &acl_state ) )
876 Debug( LDAP_DEBUG_ACL, "send_search_entry: "
877 "conn %lu access to attribute %s not allowed\n",
878 op->o_connid, desc->ad_cname.bv_val, 0 );
882 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
883 Debug( LDAP_DEBUG_ANY,
884 "send_search_entry: conn %lu ber_printf failed\n",
885 op->o_connid, 0, 0 );
887 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
888 send_ldap_error( op, rs, LDAP_OTHER,
889 "encoding description error");
896 for ( i = 0; a->a_nvals[i].bv_val != NULL; i++ ) {
897 if ( ! access_allowed( op, rs->sr_entry,
898 desc, &a->a_nvals[i], ACL_READ, &acl_state ) )
900 Debug( LDAP_DEBUG_ACL,
901 "send_search_entry: conn %lu "
902 "access to attribute %s, value #%d not allowed\n",
903 op->o_connid, desc->ad_cname.bv_val, i );
908 if ( op->o_vrFilter && e_flags[j][i] == 0 ){
915 if (( rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname )) == -1 ) {
916 Debug( LDAP_DEBUG_ANY,
917 "send_search_entry: conn %lu ber_printf failed\n",
918 op->o_connid, 0, 0 );
920 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
921 send_ldap_error( op, rs, LDAP_OTHER,
922 "encoding description error");
926 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
927 Debug( LDAP_DEBUG_ANY,
928 "send_search_entry: conn %lu "
929 "ber_printf failed.\n", op->o_connid, 0, 0 );
931 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
932 send_ldap_error( op, rs, LDAP_OTHER,
933 "encoding values error" );
939 if ( finish && ( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
940 Debug( LDAP_DEBUG_ANY,
941 "send_search_entry: conn %lu ber_printf failed\n",
942 op->o_connid, 0, 0 );
944 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
945 send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
950 /* NOTE: moved before overlays callback circling because
951 * they may modify entry and other stuff in rs */
952 if ( rs->sr_operational_attrs != NULL && op->o_vrFilter != NULL ) {
956 for ( a = rs->sr_operational_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
957 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ ) k++;
960 size = i * sizeof(char *) + k;
962 char *a_flags, **tmp;
965 * Reuse previous memory - we likely need less space
966 * for operational attributes
968 tmp = slap_sl_realloc( e_flags, i * sizeof(char *) + k,
971 Debug( LDAP_DEBUG_ANY,
972 "send_search_entry: conn %lu "
974 "for matched values filtering\n",
975 op->o_connid, 0, 0 );
976 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
977 send_ldap_error( op, rs, LDAP_OTHER,
978 "not enough memory for matched values filtering" );
982 a_flags = (char *)(e_flags + i);
983 memset( a_flags, 0, k );
984 for ( a = rs->sr_operational_attrs, i=0; a != NULL; a = a->a_next, i++ ) {
985 for ( j = 0; a->a_vals[j].bv_val != NULL; j++ );
986 e_flags[i] = a_flags;
989 rc = filter_matched_values(op, rs->sr_operational_attrs, &e_flags) ;
992 Debug( LDAP_DEBUG_ANY,
993 "send_search_entry: conn %lu "
994 "matched values filtering failed\n",
995 op->o_connid ? op->o_connid : 0, 0, 0);
996 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
997 send_ldap_error( op, rs, LDAP_OTHER,
998 "matched values filtering error" );
1004 for (a = rs->sr_operational_attrs, j=0; a != NULL; a = a->a_next, j++ ) {
1005 AttributeDescription *desc = a->a_desc;
1007 if ( rs->sr_attrs == NULL ) {
1008 /* all attrs request, skip operational attributes */
1009 if( is_at_operational( desc->ad_type ) ) {
1014 /* specific attrs requested */
1015 if( is_at_operational( desc->ad_type ) ) {
1016 if ( !SLAP_OPATTRS( rs->sr_attr_flags ) &&
1017 !ad_inlist( desc, rs->sr_attrs ) )
1022 if ( !userattrs && !ad_inlist( desc, rs->sr_attrs ) ) {
1028 if ( ! access_allowed( op, rs->sr_entry, desc, NULL,
1029 ACL_READ, &acl_state ) )
1031 Debug( LDAP_DEBUG_ACL,
1032 "send_search_entry: conn %lu "
1033 "access to attribute %s not allowed\n",
1034 op->o_connid, desc->ad_cname.bv_val, 0 );
1039 rc = ber_printf( ber, "{O[" /*]}*/ , &desc->ad_cname );
1041 Debug( LDAP_DEBUG_ANY,
1042 "send_search_entry: conn %lu "
1043 "ber_printf failed\n", op->o_connid, 0, 0 );
1045 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1046 send_ldap_error( op, rs, LDAP_OTHER,
1047 "encoding description error" );
1051 if ( ! op->ors_attrsonly ) {
1052 for ( i = 0; a->a_vals[i].bv_val != NULL; i++ ) {
1053 if ( ! access_allowed( op, rs->sr_entry,
1054 desc, &a->a_vals[i], ACL_READ, &acl_state ) )
1056 Debug( LDAP_DEBUG_ACL,
1057 "send_search_entry: conn %lu "
1058 "access to %s, value %d not allowed\n",
1059 op->o_connid, desc->ad_cname.bv_val, i );
1064 if ( op->o_vrFilter && e_flags[j][i] == 0 ){
1068 if (( rc = ber_printf( ber, "O", &a->a_vals[i] )) == -1 ) {
1069 Debug( LDAP_DEBUG_ANY,
1070 "send_search_entry: conn %lu ber_printf failed\n",
1071 op->o_connid, 0, 0 );
1073 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1074 send_ldap_error( op, rs, LDAP_OTHER,
1075 "encoding values error" );
1081 if (( rc = ber_printf( ber, /*{[*/ "]N}" )) == -1 ) {
1082 Debug( LDAP_DEBUG_ANY,
1083 "send_search_entry: conn %lu ber_printf failed\n",
1084 op->o_connid, 0, 0 );
1086 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1087 send_ldap_error( op, rs, LDAP_OTHER, "encode end error" );
1094 * First, setup the computed attribute context that is
1095 * passed to all plugins.
1098 ctx.cac_pb = op->o_pb;
1099 ctx.cac_attrs = rs->sr_attrs;
1100 ctx.cac_attrsonly = op->ors_attrsonly;
1101 ctx.cac_userattrs = userattrs;
1102 ctx.cac_opattrs = rs->sr_attr_flags;
1103 ctx.cac_acl_state = acl_state;
1104 ctx.cac_private = (void *)ber;
1107 * For each client requested attribute, call the plugins.
1109 if ( rs->sr_attrs != NULL ) {
1110 for ( anp = rs->sr_attrs; anp->an_name.bv_val != NULL; anp++ ) {
1111 rc = compute_evaluator( &ctx, anp->an_name.bv_val,
1112 rs->sr_entry, slapi_int_compute_output_ber );
1113 if ( rc == 1 ) break;
1117 * Technically we shouldn't be returning operational attributes
1118 * when the user requested only user attributes. We'll let the
1119 * plugin decide whether to be naughty or not.
1121 rc = compute_evaluator( &ctx, "*",
1122 rs->sr_entry, slapi_int_compute_output_ber );
1125 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1126 send_ldap_error( op, rs, LDAP_OTHER, "computed attribute error" );
1130 #endif /* LDAP_SLAPI */
1134 slap_sl_free( e_flags, op->o_tmpmemctx );
1138 rc = ber_printf( ber, /*{{*/ "}N}" );
1141 rc = send_ldap_controls( op, ber, rs->sr_ctrls );
1145 #ifdef LDAP_CONNECTIONLESS
1146 if( op->o_conn && op->o_conn->c_is_udp ) {
1147 if ( op->o_protocol != LDAP_VERSION2 ) {
1148 rc = ber_printf( ber, /*{*/ "N}" );
1152 if ( op->o_res_ber == NULL ) {
1153 rc = ber_printf( ber, /*{*/ "N}" );
1158 Debug( LDAP_DEBUG_ANY, "ber_printf failed\n", 0, 0, 0 );
1160 if ( op->o_res_ber == NULL ) ber_free_buf( ber );
1161 send_ldap_error( op, rs, LDAP_OTHER, "encode entry end error" );
1166 if ( op->o_res_ber == NULL ) {
1167 bytes = send_ldap_ber( op->o_conn, ber );
1168 ber_free_buf( ber );
1171 Debug( LDAP_DEBUG_ANY,
1172 "send_search_entry: conn %lu ber write failed.\n",
1173 op->o_connid, 0, 0 );
1180 ldap_pvt_thread_mutex_lock( &slap_counters.sc_sent_mutex );
1181 ldap_pvt_mp_add_ulong( slap_counters.sc_bytes, (unsigned long)bytes );
1182 ldap_pvt_mp_add_ulong( slap_counters.sc_entries, 1 );
1183 ldap_pvt_mp_add_ulong( slap_counters.sc_pdu, 1 );
1184 ldap_pvt_thread_mutex_unlock( &slap_counters.sc_sent_mutex );
1187 Statslog( LDAP_DEBUG_STATS2, "%s ENTRY dn=\"%s\"\n",
1188 op->o_log_prefix, rs->sr_entry->e_dn, 0, 0, 0 );
1190 Debug( LDAP_DEBUG_TRACE,
1191 "<= send_search_entry: conn %lu exit.\n", op->o_connid, 0, 0 );
1196 if ( op->o_callback ) {
1198 slap_callback *sc = op->o_callback, *sc_next;
1200 for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
1201 sc_next = op->o_callback->sc_next;
1202 if ( op->o_callback->sc_cleanup ) {
1203 (void)op->o_callback->sc_cleanup( op, rs );
1204 if ( first && op->o_callback != sc ) {
1205 sc = op->o_callback;
1210 op->o_callback = sc;
1214 slap_sl_free( e_flags, op->o_tmpmemctx );
1217 if ( rs->sr_operational_attrs ) {
1218 attrs_free( rs->sr_operational_attrs );
1219 rs->sr_operational_attrs = NULL;
1221 rs->sr_attr_flags = SLAP_ATTRS_UNDEFINED;
1223 /* FIXME: I think rs->sr_type should be explicitly set to
1224 * REP_SEARCH here. That's what it was when we entered this
1225 * function. send_ldap_error may have changed it, but we
1226 * should set it back so that the cleanup functions know
1227 * what they're doing.
1229 if ( op->o_tag == LDAP_REQ_SEARCH && rs->sr_type == REP_SEARCH
1231 && ( rs->sr_flags & REP_ENTRY_MUSTBEFREED ) )
1233 entry_free( rs->sr_entry );
1234 rs->sr_entry = NULL;
1235 rs->sr_flags &= ~REP_ENTRY_MUSTBEFREED;
1242 slap_send_search_reference( Operation *op, SlapReply *rs )
1244 BerElementBuffer berbuf;
1245 BerElement *ber = (BerElement *) &berbuf;
1249 AttributeDescription *ad_ref = slap_schema.si_ad_ref;
1250 AttributeDescription *ad_entry = slap_schema.si_ad_entry;
1252 rs->sr_type = REP_SEARCHREF;
1253 if ( op->o_callback ) {
1255 slap_callback *sc = op->o_callback,
1256 *sc_next = op->o_callback;
1258 rc = SLAP_CB_CONTINUE;
1259 for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
1260 sc_next = op->o_callback->sc_next;
1261 if ( op->o_callback->sc_response ) {
1262 rc = op->o_callback->sc_response( op, rs );
1263 if ( first && op->o_callback == NULL ) {
1266 if ( rc != SLAP_CB_CONTINUE ) break;
1271 op->o_callback = sc;
1272 if ( rc != SLAP_CB_CONTINUE ) goto rel;
1275 Debug( LDAP_DEBUG_TRACE,
1276 "=> send_search_reference: dn=\"%s\"\n",
1277 rs->sr_entry ? rs->sr_entry->e_name.bv_val : "(null)", 0, 0 );
1279 if ( rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1280 ad_entry, NULL, ACL_READ, NULL ) )
1282 Debug( LDAP_DEBUG_ACL,
1283 "send_search_reference: access to entry not allowed\n",
1289 if ( rs->sr_entry && ! access_allowed( op, rs->sr_entry,
1290 ad_ref, NULL, ACL_READ, NULL ) )
1292 Debug( LDAP_DEBUG_ACL,
1293 "send_search_reference: access "
1294 "to reference not allowed\n",
1300 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
1301 if( op->o_domain_scope ) {
1302 Debug( LDAP_DEBUG_ANY,
1303 "send_search_reference: domainScope control in (%s)\n",
1304 rs->sr_entry->e_dn, 0, 0 );
1310 if( rs->sr_ref == NULL ) {
1311 Debug( LDAP_DEBUG_ANY,
1312 "send_search_reference: null ref in (%s)\n",
1313 rs->sr_entry ? rs->sr_entry->e_dn : "(null)", 0, 0 );
1318 if( op->o_protocol < LDAP_VERSION3 ) {
1320 /* save the references for the result */
1321 if( rs->sr_ref[0].bv_val != NULL ) {
1322 if( value_add( &rs->sr_v2ref, rs->sr_ref ) )
1328 #ifdef LDAP_CONNECTIONLESS
1329 if( op->o_conn && op->o_conn->c_is_udp ) {
1330 ber = op->o_res_ber;
1334 ber_init_w_nullc( ber, LBER_USE_DER );
1335 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1338 rc = ber_printf( ber, "{it{W}" /*"}"*/ , op->o_msgid,
1339 LDAP_RES_SEARCH_REFERENCE, rs->sr_ref );
1342 rc = send_ldap_controls( op, ber, rs->sr_ctrls );
1346 rc = ber_printf( ber, /*"{"*/ "N}" );
1350 Debug( LDAP_DEBUG_ANY,
1351 "send_search_reference: ber_printf failed\n", 0, 0, 0 );
1353 #ifdef LDAP_CONNECTIONLESS
1354 if (!op->o_conn || op->o_conn->c_is_udp == 0)
1356 ber_free_buf( ber );
1357 send_ldap_error( op, rs, LDAP_OTHER, "encode DN error" );
1361 #ifdef LDAP_CONNECTIONLESS
1362 if (!op->o_conn || op->o_conn->c_is_udp == 0) {
1364 bytes = send_ldap_ber( op->o_conn, ber );
1365 ber_free_buf( ber );
1367 ldap_pvt_thread_mutex_lock( &slap_counters.sc_sent_mutex );
1368 ldap_pvt_mp_add_ulong( slap_counters.sc_bytes, (unsigned long)bytes );
1369 ldap_pvt_mp_add_ulong( slap_counters.sc_refs, 1 );
1370 ldap_pvt_mp_add_ulong( slap_counters.sc_pdu, 1 );
1371 ldap_pvt_thread_mutex_unlock( &slap_counters.sc_sent_mutex );
1372 #ifdef LDAP_CONNECTIONLESS
1376 Statslog( LDAP_DEBUG_STATS2, "%s REF dn=\"%s\"\n",
1377 op->o_log_prefix, rs->sr_entry ? rs->sr_entry->e_dn : "(null)",
1380 Debug( LDAP_DEBUG_TRACE, "<= send_search_reference\n", 0, 0, 0 );
1383 if ( op->o_callback ) {
1385 slap_callback *sc = op->o_callback, *sc_next;
1387 for ( sc_next = op->o_callback; sc_next; op->o_callback = sc_next) {
1388 sc_next = op->o_callback->sc_next;
1389 if ( op->o_callback->sc_cleanup ) {
1390 (void)op->o_callback->sc_cleanup( op, rs );
1391 if ( first && op->o_callback != sc ) {
1392 sc = op->o_callback;
1397 op->o_callback = sc;
1414 *code = LDAP_SUCCESS;
1418 if ( strncasecmp( s, "RESULT", STRLENOF( "RESULT" ) ) != 0 ) {
1419 Debug( LDAP_DEBUG_ANY, "str2result (%s) expecting \"RESULT\"\n",
1426 while ( (s = strchr( s, '\n' )) != NULL ) {
1431 if ( (c = strchr( s, ':' )) != NULL ) {
1435 if ( strncasecmp( s, "code", STRLENOF( "code" ) ) == 0 ) {
1439 } else if ( strncasecmp( s, "matched", STRLENOF( "matched" ) ) == 0 ) {
1443 } else if ( strncasecmp( s, "info", STRLENOF( "info" ) ) == 0 ) {
1448 Debug( LDAP_DEBUG_ANY, "str2result (%s) unknown\n",
1458 int slap_read_controls(
1462 const struct berval *oid,
1463 LDAPControl **ctrl )
1467 BerElementBuffer berbuf;
1468 BerElement *ber = (BerElement *) &berbuf;
1473 Debug( LDAP_DEBUG_ANY, "slap_read_controls: (%s) %s\n",
1474 oid->bv_val, e->e_dn, 0 );
1477 rs->sr_attrs = ( oid == &slap_pre_read_bv ) ?
1478 op->o_preread_attrs : op->o_postread_attrs;
1480 entry_flatsize( rs->sr_entry, &siz, &len, 0 );
1481 bv.bv_len = siz + len;
1482 bv.bv_val = op->o_tmpalloc(bv.bv_len, op->o_tmpmemctx );
1484 ber_init2( ber, &bv, LBER_USE_DER );
1485 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1487 /* create new operation */
1490 myop.o_res_ber = ber;
1492 rc = slap_send_search_entry( &myop, rs );
1495 rc = ber_flatten2( ber, &c.ldctl_value, 0 );
1497 if( rc == LBER_ERROR ) return LDAP_OTHER;
1499 c.ldctl_oid = oid->bv_val;
1500 c.ldctl_iscritical = 0;
1502 if ( ctrl == NULL ) {
1504 *ctrl = (LDAPControl *) slap_sl_calloc( 1, sizeof(LDAPControl), NULL );
1506 /* retry: free previous try */
1507 slap_sl_free( (*ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
1511 return LDAP_SUCCESS;
1514 /* Map API errors to protocol errors... */
1516 slap_map_api2result( SlapReply *rs )
1518 switch(rs->sr_err) {
1519 case LDAP_SERVER_DOWN:
1520 return LDAP_UNAVAILABLE;
1521 case LDAP_LOCAL_ERROR:
1523 case LDAP_ENCODING_ERROR:
1524 case LDAP_DECODING_ERROR:
1525 return LDAP_PROTOCOL_ERROR;
1527 return LDAP_UNAVAILABLE;
1528 case LDAP_AUTH_UNKNOWN:
1529 return LDAP_AUTH_METHOD_NOT_SUPPORTED;
1530 case LDAP_FILTER_ERROR:
1531 rs->sr_text = "Filter error";
1533 case LDAP_USER_CANCELLED:
1534 rs->sr_text = "User cancelled";
1536 case LDAP_PARAM_ERROR:
1537 return LDAP_PROTOCOL_ERROR;
1538 case LDAP_NO_MEMORY:
1540 case LDAP_CONNECT_ERROR:
1541 return LDAP_UNAVAILABLE;
1542 case LDAP_NOT_SUPPORTED:
1543 return LDAP_UNWILLING_TO_PERFORM;
1544 case LDAP_CONTROL_NOT_FOUND:
1545 return LDAP_PROTOCOL_ERROR;
1546 case LDAP_NO_RESULTS_RETURNED:
1547 return LDAP_NO_SUCH_OBJECT;
1548 case LDAP_MORE_RESULTS_TO_RETURN:
1549 rs->sr_text = "More results to return";
1551 case LDAP_CLIENT_LOOP:
1552 case LDAP_REFERRAL_LIMIT_EXCEEDED:
1553 return LDAP_LOOP_DETECT;
1555 if ( LDAP_API_ERROR(rs->sr_err) ) return LDAP_OTHER;
1562 slap_attr_flags( AttributeName *an )
1564 slap_mask_t flags = SLAP_ATTRS_UNDEFINED;
1567 flags |= ( SLAP_OPATTRS_NO | SLAP_USERATTRS_YES );
1570 flags |= an_find( an, &AllOper ) ? SLAP_OPATTRS_YES : SLAP_OPATTRS_NO;
1571 flags |= an_find( an, &AllUser ) ? SLAP_USERATTRS_YES : SLAP_USERATTRS_NO;