2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1998-2014 The OpenLDAP Foundation.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted only as authorized by the OpenLDAP
11 * A copy of this license is available in the file LICENSE in the
12 * top-level directory of the distribution or, alternatively, at
13 * <http://www.OpenLDAP.org/license.html>.
20 #include <ac/string.h>
21 #include <ac/socket.h>
27 #include "../../libraries/liblber/lber-int.h"
29 static SLAP_CTRL_PARSE_FN parseAssert;
30 static SLAP_CTRL_PARSE_FN parseDomainScope;
31 static SLAP_CTRL_PARSE_FN parseDontUseCopy;
32 static SLAP_CTRL_PARSE_FN parseManageDSAit;
33 static SLAP_CTRL_PARSE_FN parseNoOp;
34 static SLAP_CTRL_PARSE_FN parsePagedResults;
35 static SLAP_CTRL_PARSE_FN parsePermissiveModify;
36 static SLAP_CTRL_PARSE_FN parsePreRead, parsePostRead;
37 static SLAP_CTRL_PARSE_FN parseProxyAuthz;
38 static SLAP_CTRL_PARSE_FN parseRelax;
39 static SLAP_CTRL_PARSE_FN parseSearchOptions;
40 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
41 static SLAP_CTRL_PARSE_FN parseSortedResults;
43 static SLAP_CTRL_PARSE_FN parseSubentries;
44 #ifdef SLAP_CONTROL_X_TREE_DELETE
45 static SLAP_CTRL_PARSE_FN parseTreeDelete;
47 static SLAP_CTRL_PARSE_FN parseValuesReturnFilter;
48 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
49 static SLAP_CTRL_PARSE_FN parseSessionTracking;
51 #ifdef SLAP_CONTROL_X_WHATFAILED
52 static SLAP_CTRL_PARSE_FN parseWhatFailed;
55 #undef sc_mask /* avoid conflict with Irix 6.5 <sys/signal.h> */
57 const struct berval slap_pre_read_bv = BER_BVC(LDAP_CONTROL_PRE_READ);
58 const struct berval slap_post_read_bv = BER_BVC(LDAP_CONTROL_POST_READ);
60 struct slap_control_ids slap_cids;
66 /* The controlID for this control */
69 /* Operations supported by control */
72 /* Extended operations supported by control */
73 char **sc_extendedops; /* input */
74 BerVarray sc_extendedopsbv; /* run-time use */
76 /* Control parsing callback */
77 SLAP_CTRL_PARSE_FN *sc_parse;
79 LDAP_SLIST_ENTRY(slap_control) sc_next;
82 static LDAP_SLIST_HEAD(ControlsList, slap_control) controls_list
83 = LDAP_SLIST_HEAD_INITIALIZER(&controls_list);
86 * all known request control OIDs should be added to this list
89 * NOTE: initialize num_known_controls to 1 so that cid = 0 always
90 * addresses an undefined control; this allows to safely test for
91 * well known controls even if they are not registered, e.g. if
92 * they get moved to modules. An example is sc_LDAPsync, which
93 * is implemented in the syncprov overlay and thus, if configured
94 * as dynamic module, may not be registered. One side effect is that
95 * slap_known_controls[0] == NULL, so it should always be used
97 * FIXME: should we define the "undefined control" oid?
99 char *slap_known_controls[SLAP_MAX_CIDS+1];
100 static int num_known_controls = 1;
102 static char *proxy_authz_extops[] = {
103 LDAP_EXOP_MODIFY_PASSWD,
109 static char *manageDSAit_extops[] = {
114 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
115 static char *session_tracking_extops[] = {
116 LDAP_EXOP_MODIFY_PASSWD,
123 static struct slap_control control_defs[] = {
124 { LDAP_CONTROL_ASSERT,
125 (int)offsetof(struct slap_control_ids, sc_assert),
126 SLAP_CTRL_UPDATE|SLAP_CTRL_COMPARE|SLAP_CTRL_SEARCH,
128 parseAssert, LDAP_SLIST_ENTRY_INITIALIZER(next) },
129 { LDAP_CONTROL_PRE_READ,
130 (int)offsetof(struct slap_control_ids, sc_preRead),
131 SLAP_CTRL_DELETE|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME,
133 parsePreRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
134 { LDAP_CONTROL_POST_READ,
135 (int)offsetof(struct slap_control_ids, sc_postRead),
136 SLAP_CTRL_ADD|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME,
138 parsePostRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
139 { LDAP_CONTROL_VALUESRETURNFILTER,
140 (int)offsetof(struct slap_control_ids, sc_valuesReturnFilter),
141 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH,
143 parseValuesReturnFilter, LDAP_SLIST_ENTRY_INITIALIZER(next) },
144 { LDAP_CONTROL_PAGEDRESULTS,
145 (int)offsetof(struct slap_control_ids, sc_pagedResults),
148 parsePagedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
149 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
150 { LDAP_CONTROL_SORTREQUEST,
151 (int)offsetof(struct slap_control_ids, sc_sortedResults),
152 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
154 parseSortedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
156 { LDAP_CONTROL_X_DOMAIN_SCOPE,
157 (int)offsetof(struct slap_control_ids, sc_domainScope),
158 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
160 parseDomainScope, LDAP_SLIST_ENTRY_INITIALIZER(next) },
161 { LDAP_CONTROL_DONTUSECOPY,
162 (int)offsetof(struct slap_control_ids, sc_dontUseCopy),
163 SLAP_CTRL_GLOBAL|SLAP_CTRL_INTROGATE,
165 parseDontUseCopy, LDAP_SLIST_ENTRY_INITIALIZER(next) },
166 { LDAP_CONTROL_X_PERMISSIVE_MODIFY,
167 (int)offsetof(struct slap_control_ids, sc_permissiveModify),
168 SLAP_CTRL_MODIFY|SLAP_CTRL_HIDE,
170 parsePermissiveModify, LDAP_SLIST_ENTRY_INITIALIZER(next) },
171 #ifdef SLAP_CONTROL_X_TREE_DELETE
172 { LDAP_CONTROL_X_TREE_DELETE,
173 (int)offsetof(struct slap_control_ids, sc_treeDelete),
174 SLAP_CTRL_DELETE|SLAP_CTRL_HIDE,
176 parseTreeDelete, LDAP_SLIST_ENTRY_INITIALIZER(next) },
178 { LDAP_CONTROL_X_SEARCH_OPTIONS,
179 (int)offsetof(struct slap_control_ids, sc_searchOptions),
180 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
182 parseSearchOptions, LDAP_SLIST_ENTRY_INITIALIZER(next) },
183 { LDAP_CONTROL_SUBENTRIES,
184 (int)offsetof(struct slap_control_ids, sc_subentries),
187 parseSubentries, LDAP_SLIST_ENTRY_INITIALIZER(next) },
189 (int)offsetof(struct slap_control_ids, sc_noOp),
190 SLAP_CTRL_ACCESS|SLAP_CTRL_HIDE,
192 parseNoOp, LDAP_SLIST_ENTRY_INITIALIZER(next) },
193 { LDAP_CONTROL_RELAX,
194 (int)offsetof(struct slap_control_ids, sc_relax),
195 SLAP_CTRL_GLOBAL|SLAP_CTRL_UPDATE|SLAP_CTRL_HIDE,
197 parseRelax, LDAP_SLIST_ENTRY_INITIALIZER(next) },
199 { LDAP_CONTROL_X_TXN_SPEC,
200 (int)offsetof(struct slap_control_ids, sc_txnSpec),
201 SLAP_CTRL_UPDATE|SLAP_CTRL_HIDE,
203 txn_spec_ctrl, LDAP_SLIST_ENTRY_INITIALIZER(next) },
205 { LDAP_CONTROL_MANAGEDSAIT,
206 (int)offsetof(struct slap_control_ids, sc_manageDSAit),
208 manageDSAit_extops, NULL,
209 parseManageDSAit, LDAP_SLIST_ENTRY_INITIALIZER(next) },
210 { LDAP_CONTROL_PROXY_AUTHZ,
211 (int)offsetof(struct slap_control_ids, sc_proxyAuthz),
212 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS,
213 proxy_authz_extops, NULL,
214 parseProxyAuthz, LDAP_SLIST_ENTRY_INITIALIZER(next) },
215 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
216 { LDAP_CONTROL_X_SESSION_TRACKING,
217 (int)offsetof(struct slap_control_ids, sc_sessionTracking),
218 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS|SLAP_CTRL_BIND|SLAP_CTRL_HIDE,
219 session_tracking_extops, NULL,
220 parseSessionTracking, LDAP_SLIST_ENTRY_INITIALIZER(next) },
222 #ifdef SLAP_CONTROL_X_WHATFAILED
223 { LDAP_CONTROL_X_WHATFAILED,
224 (int)offsetof(struct slap_control_ids, sc_whatFailed),
225 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS|SLAP_CTRL_HIDE,
227 parseWhatFailed, LDAP_SLIST_ENTRY_INITIALIZER(next) },
230 { NULL, 0, 0, NULL, 0, NULL, LDAP_SLIST_ENTRY_INITIALIZER(next) }
233 static struct slap_control *
234 find_ctrl( const char *oid );
237 * Register a supported control.
239 * This can be called by an OpenLDAP plugin or, indirectly, by a
240 * SLAPI plugin calling slapi_register_supported_control().
242 * NOTE: if flags == 1 the control is replaced if already registered;
243 * otherwise registering an already registered control is not allowed.
246 register_supported_control2(const char *controloid,
247 slap_mask_t controlmask,
249 SLAP_CTRL_PARSE_FN *controlparsefn,
253 struct slap_control *sc = NULL;
255 BerVarray extendedopsbv = NULL;
257 if ( num_known_controls >= SLAP_MAX_CIDS ) {
258 Debug( LDAP_DEBUG_ANY, "Too many controls registered."
259 " Recompile slapd with SLAP_MAX_CIDS defined > %d\n",
260 SLAP_MAX_CIDS, 0, 0 );
264 if ( controloid == NULL ) {
265 return LDAP_PARAM_ERROR;
268 /* check if already registered */
269 for ( i = 0; slap_known_controls[ i ]; i++ ) {
270 if ( strcmp( controloid, slap_known_controls[ i ] ) == 0 ) {
272 Debug( LDAP_DEBUG_TRACE,
273 "Control %s already registered; replacing.\n",
275 /* (find and) replace existing handler */
276 sc = find_ctrl( controloid );
277 assert( sc != NULL );
281 Debug( LDAP_DEBUG_ANY,
282 "Control %s already registered.\n",
284 return LDAP_PARAM_ERROR;
288 /* turn compatible extended operations into bervals */
289 if ( controlexops != NULL ) {
292 for ( i = 0; controlexops[ i ]; i++ );
294 extendedopsbv = ber_memcalloc( i + 1, sizeof( struct berval ) );
295 if ( extendedopsbv == NULL ) {
296 return LDAP_NO_MEMORY;
299 for ( i = 0; controlexops[ i ]; i++ ) {
300 ber_str2bv( controlexops[ i ], 0, 1, &extendedopsbv[ i ] );
305 sc = (struct slap_control *)SLAP_MALLOC( sizeof( *sc ) );
307 return LDAP_NO_MEMORY;
310 sc->sc_oid = ch_strdup( controloid );
311 sc->sc_cid = num_known_controls;
313 /* Update slap_known_controls, too. */
314 slap_known_controls[num_known_controls - 1] = sc->sc_oid;
315 slap_known_controls[num_known_controls++] = NULL;
317 LDAP_SLIST_NEXT( sc, sc_next ) = NULL;
318 LDAP_SLIST_INSERT_HEAD( &controls_list, sc, sc_next );
321 if ( sc->sc_extendedopsbv ) {
322 /* FIXME: in principle, we should rather merge
323 * existing extops with those supported by the
324 * new control handling implementation.
325 * In fact, whether a control is compatible with
326 * an extop should not be a matter of implementation.
327 * We likely also need a means for a newly
328 * registered extop to declare that it is
329 * comptible with an already registered control.
331 ber_bvarray_free( sc->sc_extendedopsbv );
332 sc->sc_extendedopsbv = NULL;
333 sc->sc_extendedops = NULL;
337 sc->sc_extendedopsbv = extendedopsbv;
338 sc->sc_mask = controlmask;
339 sc->sc_parse = controlparsefn;
341 *controlcid = sc->sc_cid;
347 #ifdef SLAP_CONFIG_DELETE
349 unregister_supported_control( const char *controloid )
351 struct slap_control *sc;
354 if ( controloid == NULL || (sc = find_ctrl( controloid )) == NULL ){
358 for ( i = 0; slap_known_controls[ i ]; i++ ) {
359 if ( strcmp( controloid, slap_known_controls[ i ] ) == 0 ) {
361 slap_known_controls[ i ] = slap_known_controls[ i+1 ];
362 } while ( slap_known_controls[ i++ ] );
363 num_known_controls--;
368 LDAP_SLIST_REMOVE(&controls_list, sc, slap_control, sc_next);
369 ch_free( sc->sc_oid );
370 if ( sc->sc_extendedopsbv != NULL ) {
371 ber_bvarray_free( sc->sc_extendedopsbv );
377 #endif /* SLAP_CONFIG_DELETE */
380 * One-time initialization of internal controls.
383 slap_controls_init( void )
389 for ( i = 0; control_defs[i].sc_oid != NULL; i++ ) {
390 int *cid = (int *)(((char *)&slap_cids) + control_defs[i].sc_cid );
391 rc = register_supported_control( control_defs[i].sc_oid,
392 control_defs[i].sc_mask, control_defs[i].sc_extendedops,
393 control_defs[i].sc_parse, cid );
394 if ( rc != LDAP_SUCCESS ) break;
401 * Free memory associated with list of supported controls.
404 controls_destroy( void )
406 struct slap_control *sc;
408 while ( !LDAP_SLIST_EMPTY(&controls_list) ) {
409 sc = LDAP_SLIST_FIRST(&controls_list);
410 LDAP_SLIST_REMOVE_HEAD(&controls_list, sc_next);
412 ch_free( sc->sc_oid );
413 if ( sc->sc_extendedopsbv != NULL ) {
414 ber_bvarray_free( sc->sc_extendedopsbv );
421 * Format the supportedControl attribute of the root DSE,
422 * detailing which controls are supported by the directory
426 controls_root_dse_info( Entry *e )
428 AttributeDescription *ad_supportedControl
429 = slap_schema.si_ad_supportedControl;
430 struct berval vals[2];
431 struct slap_control *sc;
433 vals[1].bv_val = NULL;
436 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
437 if( sc->sc_mask & SLAP_CTRL_HIDE ) continue;
439 vals[0].bv_val = sc->sc_oid;
440 vals[0].bv_len = strlen( sc->sc_oid );
442 if ( attr_merge( e, ad_supportedControl, vals, NULL ) ) {
451 * Return a list of OIDs and operation masks for supported
452 * controls. Used by SLAPI.
455 get_supported_controls(char ***ctrloidsp,
456 slap_mask_t **ctrlmasks)
461 struct slap_control *sc;
465 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
475 oids = (char **)SLAP_MALLOC( (n + 1) * sizeof(char *) );
476 if ( oids == NULL ) {
477 return LDAP_NO_MEMORY;
479 masks = (slap_mask_t *)SLAP_MALLOC( (n + 1) * sizeof(slap_mask_t) );
480 if ( masks == NULL ) {
482 return LDAP_NO_MEMORY;
487 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
488 oids[n] = ch_strdup( sc->sc_oid );
489 masks[n] = sc->sc_mask;
502 * Find a control given its OID.
504 static struct slap_control *
505 find_ctrl( const char *oid )
507 struct slap_control *sc;
509 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
510 if ( strcmp( oid, sc->sc_oid ) == 0 ) {
519 slap_find_control_id(
523 struct slap_control *ctrl = find_ctrl( oid );
525 if ( cid ) *cid = ctrl->sc_cid;
528 return LDAP_CONTROL_NOT_FOUND;
532 slap_global_control( Operation *op, const char *oid, int *cid )
534 struct slap_control *ctrl = find_ctrl( oid );
536 if ( ctrl == NULL ) {
537 /* should not be reachable */
538 Debug( LDAP_DEBUG_ANY,
539 "slap_global_control: unrecognized control: %s\n",
541 return LDAP_CONTROL_NOT_FOUND;
544 if ( cid ) *cid = ctrl->sc_cid;
546 if ( ( ctrl->sc_mask & SLAP_CTRL_GLOBAL ) ||
547 ( ( op->o_tag & LDAP_REQ_SEARCH ) &&
548 ( ctrl->sc_mask & SLAP_CTRL_GLOBAL_SEARCH ) ) )
550 return LDAP_COMPARE_TRUE;
554 Debug( LDAP_DEBUG_TRACE,
555 "slap_global_control: unavailable control: %s\n",
559 return LDAP_COMPARE_FALSE;
562 void slap_free_ctrls(
564 LDAPControl **ctrls )
568 if( ctrls == op->o_ctrls ) {
569 if( op->o_assertion != NULL ) {
570 filter_free_x( op, op->o_assertion, 1 );
571 op->o_assertion = NULL;
573 if( op->o_vrFilter != NULL) {
574 vrFilter_free( op, op->o_vrFilter );
575 op->o_vrFilter = NULL;
577 if( op->o_preread_attrs != NULL ) {
578 op->o_tmpfree( op->o_preread_attrs, op->o_tmpmemctx );
579 op->o_preread_attrs = NULL;
581 if( op->o_postread_attrs != NULL ) {
582 op->o_tmpfree( op->o_postread_attrs, op->o_tmpmemctx );
583 op->o_postread_attrs = NULL;
585 if( op->o_pagedresults_state != NULL ) {
586 op->o_tmpfree( op->o_pagedresults_state, op->o_tmpmemctx );
587 op->o_pagedresults_state = NULL;
591 for (i=0; ctrls[i]; i++) {
592 op->o_tmpfree(ctrls[i], op->o_tmpmemctx );
594 op->o_tmpfree( ctrls, op->o_tmpmemctx );
600 LDAPControl **ctrls )
603 LDAPControl **ctrlsp;
605 if ( rs->sr_ctrls ) {
606 for ( ; rs->sr_ctrls[ i ]; i++ ) ;
609 for ( j=0; ctrls[j]; j++ ) ;
611 ctrlsp = op->o_tmpalloc(( i+j+1 )*sizeof(LDAPControl *), op->o_tmpmemctx );
613 if ( rs->sr_ctrls ) {
614 for ( ; rs->sr_ctrls[i]; i++ )
615 ctrlsp[i] = rs->sr_ctrls[i];
617 for ( j=0; ctrls[j]; j++)
618 ctrlsp[i++] = ctrls[j];
621 if ( rs->sr_flags & REP_CTRLS_MUSTBEFREED )
622 op->o_tmpfree( rs->sr_ctrls, op->o_tmpmemctx );
623 rs->sr_ctrls = ctrlsp;
624 rs->sr_flags |= REP_CTRLS_MUSTBEFREED;
631 LDAPControl *control,
634 struct slap_control *sc;
635 int rc = LDAP_SUCCESS;
637 sc = find_ctrl( control->ldctl_oid );
639 /* recognized control */
641 switch( op->o_tag ) {
643 tagmask = SLAP_CTRL_ADD;
646 tagmask = SLAP_CTRL_BIND;
648 case LDAP_REQ_COMPARE:
649 tagmask = SLAP_CTRL_COMPARE;
651 case LDAP_REQ_DELETE:
652 tagmask = SLAP_CTRL_DELETE;
654 case LDAP_REQ_MODIFY:
655 tagmask = SLAP_CTRL_MODIFY;
657 case LDAP_REQ_RENAME:
658 tagmask = SLAP_CTRL_RENAME;
660 case LDAP_REQ_SEARCH:
661 tagmask = SLAP_CTRL_SEARCH;
663 case LDAP_REQ_UNBIND:
664 tagmask = SLAP_CTRL_UNBIND;
666 case LDAP_REQ_ABANDON:
667 tagmask = SLAP_CTRL_ABANDON;
669 case LDAP_REQ_EXTENDED:
671 assert( op->ore_reqoid.bv_val != NULL );
672 if( sc->sc_extendedopsbv != NULL ) {
674 for( i=0; !BER_BVISNULL( &sc->sc_extendedopsbv[i] ); i++ ) {
675 if( bvmatch( &op->ore_reqoid,
676 &sc->sc_extendedopsbv[i] ) )
685 *text = "controls internal error";
689 if (( sc->sc_mask & tagmask ) == tagmask ) {
690 /* available extension */
691 if ( sc->sc_parse ) {
692 rc = sc->sc_parse( op, rs, control );
693 assert( rc != LDAP_UNAVAILABLE_CRITICAL_EXTENSION );
695 } else if ( control->ldctl_iscritical ) {
696 *text = "not yet implemented";
701 } else if ( control->ldctl_iscritical ) {
702 /* unavailable CRITICAL control */
703 *text = "critical extension is unavailable";
704 rc = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
707 } else if ( control->ldctl_iscritical ) {
708 /* unrecognized CRITICAL control */
709 *text = "critical extension is not recognized";
710 rc = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
722 return get_ctrls2( op, rs, sendres, LDAP_TAG_CONTROLS );
736 BerElement *ber = op->o_ber;
738 #ifdef SLAP_CONTROL_X_WHATFAILED
739 /* NOTE: right now, slapd checks the validity of each control
740 * while parsing. As a consequence, it can only detect one
741 * cause of failure at a time. This results in returning
742 * exactly one OID with the whatFailed control, or no control
745 char *failed_oid = NULL;
748 len = ber_pvt_ber_remaining(ber);
752 rs->sr_err = LDAP_SUCCESS;
756 if(( tag = ber_peek_tag( ber, &len )) != ctag ) {
757 if( tag == LBER_ERROR ) {
758 rs->sr_err = SLAPD_DISCONNECT;
759 rs->sr_text = "unexpected data in PDU";
765 Debug( LDAP_DEBUG_TRACE,
766 "=> get_ctrls\n", 0, 0, 0 );
768 if( op->o_protocol < LDAP_VERSION3 ) {
769 rs->sr_err = SLAPD_DISCONNECT;
770 rs->sr_text = "controls require LDAPv3";
774 /* one for first control, one for termination */
775 op->o_ctrls = op->o_tmpalloc( 2 * sizeof(LDAPControl *), op->o_tmpmemctx );
778 if( op->ctrls == NULL ) {
779 rs->sr_err = LDAP_NO_MEMORY;
780 rs->sr_text = "no memory";
785 op->o_ctrls[nctrls] = NULL;
787 /* step through each element */
788 for( tag = ber_first_element( ber, &len, &opaque );
790 tag = ber_next_element( ber, &len, opaque ) )
793 LDAPControl **tctrls;
795 c = op->o_tmpalloc( sizeof(LDAPControl), op->o_tmpmemctx );
796 memset(c, 0, sizeof(LDAPControl));
798 /* allocate pointer space for current controls (nctrls)
799 * + this control + extra NULL
801 tctrls = op->o_tmprealloc( op->o_ctrls,
802 (nctrls+2) * sizeof(LDAPControl *), op->o_tmpmemctx );
805 if( tctrls == NULL ) {
807 ldap_controls_free(op->o_ctrls);
810 rs->sr_err = LDAP_NO_MEMORY;
811 rs->sr_text = "no memory";
815 op->o_ctrls = tctrls;
817 op->o_ctrls[nctrls++] = c;
818 op->o_ctrls[nctrls] = NULL;
820 tag = ber_scanf( ber, "{m" /*}*/, &bv );
821 c->ldctl_oid = bv.bv_val;
823 if( tag == LBER_ERROR ) {
824 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get oid failed.\n",
827 slap_free_ctrls( op, op->o_ctrls );
829 rs->sr_err = SLAPD_DISCONNECT;
830 rs->sr_text = "decoding controls error";
833 } else if( c->ldctl_oid == NULL ) {
834 Debug( LDAP_DEBUG_TRACE,
835 "get_ctrls: conn %lu got emtpy OID.\n",
836 op->o_connid, 0, 0 );
838 slap_free_ctrls( op, op->o_ctrls );
840 rs->sr_err = LDAP_PROTOCOL_ERROR;
841 rs->sr_text = "OID field is empty";
845 tag = ber_peek_tag( ber, &len );
847 if( tag == LBER_BOOLEAN ) {
849 tag = ber_scanf( ber, "b", &crit );
851 if( tag == LBER_ERROR ) {
852 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get crit failed.\n",
854 slap_free_ctrls( op, op->o_ctrls );
856 rs->sr_err = SLAPD_DISCONNECT;
857 rs->sr_text = "decoding controls error";
861 c->ldctl_iscritical = (crit != 0);
862 tag = ber_peek_tag( ber, &len );
865 if( tag == LBER_OCTETSTRING ) {
866 tag = ber_scanf( ber, "m", &c->ldctl_value );
868 if( tag == LBER_ERROR ) {
869 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: conn %lu: "
870 "%s (%scritical): get value failed.\n",
871 op->o_connid, c->ldctl_oid,
872 c->ldctl_iscritical ? "" : "non" );
873 slap_free_ctrls( op, op->o_ctrls );
875 rs->sr_err = SLAPD_DISCONNECT;
876 rs->sr_text = "decoding controls error";
881 Debug( LDAP_DEBUG_TRACE,
882 "=> get_ctrls: oid=\"%s\" (%scritical)\n",
883 c->ldctl_oid, c->ldctl_iscritical ? "" : "non", 0 );
885 rs->sr_err = slap_parse_ctrl( op, rs, c, &rs->sr_text );
886 if ( rs->sr_err != LDAP_SUCCESS ) {
887 #ifdef SLAP_CONTROL_X_WHATFAILED
888 failed_oid = c->ldctl_oid;
895 Debug( LDAP_DEBUG_TRACE,
896 "<= get_ctrls: n=%d rc=%d err=\"%s\"\n",
897 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "");
899 if( sendres && rs->sr_err != LDAP_SUCCESS ) {
900 if( rs->sr_err == SLAPD_DISCONNECT ) {
901 rs->sr_err = LDAP_PROTOCOL_ERROR;
902 send_ldap_disconnect( op, rs );
903 rs->sr_err = SLAPD_DISCONNECT;
905 #ifdef SLAP_CONTROL_X_WHATFAILED
906 /* might have not been parsed yet? */
907 if ( failed_oid != NULL ) {
908 if ( !get_whatFailed( op ) ) {
911 /* step through each remaining element */
912 for ( ; tag != LBER_ERROR; tag = ber_next_element( ber, &len, opaque ) )
914 LDAPControl c = { 0 };
916 tag = ber_scanf( ber, "{m" /*}*/, &bv );
917 c.ldctl_oid = bv.bv_val;
919 if ( tag == LBER_ERROR ) {
920 slap_free_ctrls( op, op->o_ctrls );
924 } else if ( c.ldctl_oid == NULL ) {
925 slap_free_ctrls( op, op->o_ctrls );
930 tag = ber_peek_tag( ber, &len );
931 if ( tag == LBER_BOOLEAN ) {
933 tag = ber_scanf( ber, "b", &crit );
934 if( tag == LBER_ERROR ) {
935 slap_free_ctrls( op, op->o_ctrls );
940 tag = ber_peek_tag( ber, &len );
943 if ( tag == LBER_OCTETSTRING ) {
944 tag = ber_scanf( ber, "m", &c.ldctl_value );
946 if( tag == LBER_ERROR ) {
947 slap_free_ctrls( op, op->o_ctrls );
953 if ( strcmp( c.ldctl_oid, LDAP_CONTROL_X_WHATFAILED ) == 0 ) {
955 slap_parse_ctrl( op, rs, &c, &text );
961 if ( get_whatFailed( op ) ) {
963 oids[ 0 ] = failed_oid;
965 slap_ctrl_whatFailed_add( op, rs, oids );
970 send_ldap_result( op, rs );
982 BI_chk_controls fnc )
986 switch ( op->o_ctrlflag[ ctrl ] ) {
987 case SLAP_CONTROL_NONCRITICAL:
988 for ( i = 0, j = -1; op->o_ctrls[ i ] != NULL; i++ ) {
989 if ( strcmp( op->o_ctrls[ i ]->ldctl_oid,
990 slap_known_controls[ ctrl - 1 ] ) == 0 )
997 rs->sr_err = LDAP_OTHER;
1002 (void)fnc( op, rs );
1005 op->o_tmpfree( op->o_ctrls[ j ], op->o_tmpmemctx );
1008 AC_MEMCPY( &op->o_ctrls[ j ], &op->o_ctrls[ j + 1 ],
1009 ( i - j ) * sizeof( LDAPControl * ) );
1012 op->o_tmpfree( op->o_ctrls, op->o_tmpmemctx );
1016 op->o_ctrlflag[ ctrl ] = SLAP_CONTROL_IGNORED;
1018 Debug( LDAP_DEBUG_ANY, "%s: "
1019 "non-critical control \"%s\" not supported; stripped.\n",
1020 op->o_log_prefix, slap_known_controls[ ctrl ], 0 );
1023 case SLAP_CONTROL_IGNORED:
1024 case SLAP_CONTROL_NONE:
1025 rs->sr_err = SLAP_CB_CONTINUE;
1028 case SLAP_CONTROL_CRITICAL:
1029 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
1031 (void)fnc( op, rs );
1033 Debug( LDAP_DEBUG_ANY, "%s: "
1034 "critical control \"%s\" not supported.\n",
1035 op->o_log_prefix, slap_known_controls[ ctrl ], 0 );
1039 /* handle all cases! */
1046 static int parseDontUseCopy (
1051 if ( op->o_dontUseCopy != SLAP_CONTROL_NONE ) {
1052 rs->sr_text = "dontUseCopy control specified multiple times";
1053 return LDAP_PROTOCOL_ERROR;
1056 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1057 rs->sr_text = "dontUseCopy control value not absent";
1058 return LDAP_PROTOCOL_ERROR;
1061 if ( ( global_disallows & SLAP_DISALLOW_DONTUSECOPY_N_CRIT )
1062 && !ctrl->ldctl_iscritical )
1064 rs->sr_text = "dontUseCopy criticality of FALSE not allowed";
1065 return LDAP_PROTOCOL_ERROR;
1068 op->o_dontUseCopy = ctrl->ldctl_iscritical
1069 ? SLAP_CONTROL_CRITICAL
1070 : SLAP_CONTROL_NONCRITICAL;
1072 return LDAP_SUCCESS;
1075 static int parseRelax (
1080 if ( op->o_relax != SLAP_CONTROL_NONE ) {
1081 rs->sr_text = "relax control specified multiple times";
1082 return LDAP_PROTOCOL_ERROR;
1085 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1086 rs->sr_text = "relax control value not absent";
1087 return LDAP_PROTOCOL_ERROR;
1090 op->o_relax = ctrl->ldctl_iscritical
1091 ? SLAP_CONTROL_CRITICAL
1092 : SLAP_CONTROL_NONCRITICAL;
1094 return LDAP_SUCCESS;
1097 static int parseManageDSAit (
1102 if ( op->o_managedsait != SLAP_CONTROL_NONE ) {
1103 rs->sr_text = "manageDSAit control specified multiple times";
1104 return LDAP_PROTOCOL_ERROR;
1107 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1108 rs->sr_text = "manageDSAit control value not absent";
1109 return LDAP_PROTOCOL_ERROR;
1112 op->o_managedsait = ctrl->ldctl_iscritical
1113 ? SLAP_CONTROL_CRITICAL
1114 : SLAP_CONTROL_NONCRITICAL;
1116 return LDAP_SUCCESS;
1119 static int parseProxyAuthz (
1125 struct berval dn = BER_BVNULL;
1127 if ( op->o_proxy_authz != SLAP_CONTROL_NONE ) {
1128 rs->sr_text = "proxy authorization control specified multiple times";
1129 return LDAP_PROTOCOL_ERROR;
1132 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1133 rs->sr_text = "proxy authorization control value absent";
1134 return LDAP_PROTOCOL_ERROR;
1137 if ( ( global_disallows & SLAP_DISALLOW_PROXY_AUTHZ_N_CRIT )
1138 && !ctrl->ldctl_iscritical )
1140 rs->sr_text = "proxied authorization criticality of FALSE not allowed";
1141 return LDAP_PROTOCOL_ERROR;
1144 if ( !( global_allows & SLAP_ALLOW_PROXY_AUTHZ_ANON )
1145 && BER_BVISEMPTY( &op->o_ndn ) )
1147 rs->sr_text = "anonymous proxied authorization not allowed";
1148 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1151 op->o_proxy_authz = ctrl->ldctl_iscritical
1152 ? SLAP_CONTROL_CRITICAL
1153 : SLAP_CONTROL_NONCRITICAL;
1155 Debug( LDAP_DEBUG_ARGS,
1156 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
1158 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
1161 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1162 Debug( LDAP_DEBUG_TRACE,
1163 "parseProxyAuthz: conn=%lu anonymous\n",
1164 op->o_connid, 0, 0 );
1167 if ( !BER_BVISNULL( &op->o_ndn ) ) {
1168 op->o_ndn.bv_val[ 0 ] = '\0';
1170 op->o_ndn.bv_len = 0;
1172 if ( !BER_BVISNULL( &op->o_dn ) ) {
1173 op->o_dn.bv_val[ 0 ] = '\0';
1175 op->o_dn.bv_len = 0;
1177 return LDAP_SUCCESS;
1180 rc = slap_sasl_getdn( op->o_conn, op, &ctrl->ldctl_value,
1181 NULL, &dn, SLAP_GETDN_AUTHZID );
1183 /* FIXME: empty DN in proxyAuthz control should be legal... */
1184 if( rc != LDAP_SUCCESS /* || !dn.bv_len */ ) {
1186 ch_free( dn.bv_val );
1188 rs->sr_text = "authzId mapping failed";
1189 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1192 Debug( LDAP_DEBUG_TRACE,
1193 "parseProxyAuthz: conn=%lu \"%s\"\n",
1195 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
1197 rc = slap_sasl_authorized( op, &op->o_ndn, &dn );
1200 ch_free( dn.bv_val );
1201 rs->sr_text = "not authorized to assume identity";
1202 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1205 ch_free( op->o_ndn.bv_val );
1208 * NOTE: since slap_sasl_getdn() returns a normalized dn,
1209 * from now on op->o_dn is normalized
1212 ber_bvreplace( &op->o_dn, &dn );
1214 Statslog( LDAP_DEBUG_STATS, "%s PROXYAUTHZ dn=\"%s\"\n",
1215 op->o_log_prefix, dn.bv_val, 0, 0, 0 );
1217 return LDAP_SUCCESS;
1220 static int parseNoOp (
1225 if ( op->o_noop != SLAP_CONTROL_NONE ) {
1226 rs->sr_text = "noop control specified multiple times";
1227 return LDAP_PROTOCOL_ERROR;
1230 if ( !BER_BVISNULL( &ctrl->ldctl_value ) ) {
1231 rs->sr_text = "noop control value not empty";
1232 return LDAP_PROTOCOL_ERROR;
1235 op->o_noop = ctrl->ldctl_iscritical
1236 ? SLAP_CONTROL_CRITICAL
1237 : SLAP_CONTROL_NONCRITICAL;
1239 return LDAP_SUCCESS;
1242 static int parsePagedResults (
1247 BerElementBuffer berbuf;
1248 BerElement *ber = (BerElement *)&berbuf;
1249 struct berval cookie;
1250 PagedResultsState *ps;
1251 int rc = LDAP_SUCCESS;
1255 if ( op->o_pagedresults != SLAP_CONTROL_NONE ) {
1256 rs->sr_text = "paged results control specified multiple times";
1257 return LDAP_PROTOCOL_ERROR;
1260 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1261 rs->sr_text = "paged results control value is absent";
1262 return LDAP_PROTOCOL_ERROR;
1265 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1266 rs->sr_text = "paged results control value is empty";
1267 return LDAP_PROTOCOL_ERROR;
1270 /* Parse the control value
1271 * realSearchControlValue ::= SEQUENCE {
1272 * size INTEGER (0..maxInt),
1273 * -- requested page size from client
1274 * -- result set size estimate from server
1275 * cookie OCTET STRING
1278 ber_init2( ber, &ctrl->ldctl_value, LBER_USE_DER );
1280 tag = ber_scanf( ber, "{im}", &size, &cookie );
1282 if ( tag == LBER_ERROR ) {
1283 rs->sr_text = "paged results control could not be decoded";
1284 rc = LDAP_PROTOCOL_ERROR;
1289 rs->sr_text = "paged results control size invalid";
1290 rc = LDAP_PROTOCOL_ERROR;
1294 ps = op->o_tmpalloc( sizeof(PagedResultsState), op->o_tmpmemctx );
1295 *ps = op->o_conn->c_pagedresults_state;
1297 ps->ps_cookieval = cookie;
1298 op->o_pagedresults_state = ps;
1299 if ( !cookie.bv_len ) {
1302 /* taint ps_cookie, to detect whether it's set */
1303 op->o_conn->c_pagedresults_state.ps_cookie = NOID;
1306 /* NOTE: according to RFC 2696 3.:
1308 If the page size is greater than or equal to the sizeLimit value, the
1309 server should ignore the control as the request can be satisfied in a
1312 * NOTE: this assumes that the op->ors_slimit be set
1313 * before the controls are parsed.
1316 if ( op->ors_slimit > 0 && size >= op->ors_slimit ) {
1317 op->o_pagedresults = SLAP_CONTROL_IGNORED;
1319 } else if ( ctrl->ldctl_iscritical ) {
1320 op->o_pagedresults = SLAP_CONTROL_CRITICAL;
1323 op->o_pagedresults = SLAP_CONTROL_NONCRITICAL;
1330 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
1331 static int parseSortedResults (
1336 int rc = LDAP_SUCCESS;
1338 if ( op->o_sortedresults != SLAP_CONTROL_NONE ) {
1339 rs->sr_text = "sorted results control specified multiple times";
1340 return LDAP_PROTOCOL_ERROR;
1343 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1344 rs->sr_text = "sorted results control value is absent";
1345 return LDAP_PROTOCOL_ERROR;
1348 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1349 rs->sr_text = "sorted results control value is empty";
1350 return LDAP_PROTOCOL_ERROR;
1353 /* blow off parsing the value */
1355 op->o_sortedresults = ctrl->ldctl_iscritical
1356 ? SLAP_CONTROL_CRITICAL
1357 : SLAP_CONTROL_NONCRITICAL;
1363 static int parseAssert (
1369 struct berval fstr = BER_BVNULL;
1371 if ( op->o_assert != SLAP_CONTROL_NONE ) {
1372 rs->sr_text = "assert control specified multiple times";
1373 return LDAP_PROTOCOL_ERROR;
1376 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1377 rs->sr_text = "assert control value is absent";
1378 return LDAP_PROTOCOL_ERROR;
1381 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1382 rs->sr_text = "assert control value is empty";
1383 return LDAP_PROTOCOL_ERROR;
1386 ber = ber_init( &(ctrl->ldctl_value) );
1388 rs->sr_text = "assert control: internal error";
1392 rs->sr_err = get_filter( op, ber, (Filter **)&(op->o_assertion),
1394 (void) ber_free( ber, 1 );
1395 if( rs->sr_err != LDAP_SUCCESS ) {
1396 if( rs->sr_err == SLAPD_DISCONNECT ) {
1397 rs->sr_err = LDAP_PROTOCOL_ERROR;
1398 send_ldap_disconnect( op, rs );
1399 rs->sr_err = SLAPD_DISCONNECT;
1401 send_ldap_result( op, rs );
1403 if( op->o_assertion != NULL ) {
1404 filter_free_x( op, op->o_assertion, 1 );
1410 filter2bv_x( op, op->o_assertion, &fstr );
1412 Debug( LDAP_DEBUG_ARGS, "parseAssert: conn %ld assert: %s\n",
1413 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
1414 op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
1417 op->o_assert = ctrl->ldctl_iscritical
1418 ? SLAP_CONTROL_CRITICAL
1419 : SLAP_CONTROL_NONCRITICAL;
1421 rs->sr_err = LDAP_SUCCESS;
1422 return LDAP_SUCCESS;
1425 #define READMSG(post, msg) \
1426 ( post ? "postread control: " msg : "preread control: " msg )
1435 ber_len_t siz, off, i;
1437 AttributeName *an = NULL;
1439 if ( ( post && op->o_postread != SLAP_CONTROL_NONE ) ||
1440 ( !post && op->o_preread != SLAP_CONTROL_NONE ) )
1442 rs->sr_text = READMSG( post, "specified multiple times" );
1443 return LDAP_PROTOCOL_ERROR;
1446 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1447 rs->sr_text = READMSG( post, "value is absent" );
1448 return LDAP_PROTOCOL_ERROR;
1451 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1452 rs->sr_text = READMSG( post, "value is empty" );
1453 return LDAP_PROTOCOL_ERROR;
1457 if ( op->o_txnSpec ) { /* temporary limitation */
1458 rs->sr_text = READMSG( post, "cannot perform in transaction" );
1459 return LDAP_UNWILLING_TO_PERFORM;
1463 ber = ber_init( &ctrl->ldctl_value );
1464 if ( ber == NULL ) {
1465 rs->sr_text = READMSG( post, "internal error" );
1469 rs->sr_err = LDAP_SUCCESS;
1470 siz = sizeof( AttributeName );
1471 off = offsetof( AttributeName, an_name );
1472 if ( ber_scanf( ber, "{M}", &an, &siz, off ) == LBER_ERROR ) {
1473 rs->sr_text = READMSG( post, "decoding error" );
1474 rs->sr_err = LDAP_PROTOCOL_ERROR;
1478 for ( i = 0; i < siz; i++ ) {
1479 const char *dummy = NULL;
1482 an[i].an_desc = NULL;
1485 rc = slap_bv2ad( &an[i].an_name, &an[i].an_desc, &dummy );
1486 if ( rc == LDAP_SUCCESS ) {
1487 an[i].an_name = an[i].an_desc->ad_cname;
1491 static struct berval special_attrs[] = {
1492 BER_BVC( LDAP_NO_ATTRS ),
1493 BER_BVC( LDAP_ALL_USER_ATTRIBUTES ),
1494 BER_BVC( LDAP_ALL_OPERATIONAL_ATTRIBUTES ),
1498 /* deal with special attribute types */
1499 for ( j = 0; !BER_BVISNULL( &special_attrs[ j ] ); j++ ) {
1500 if ( bvmatch( &an[i].an_name, &special_attrs[ j ] ) ) {
1501 an[i].an_name = special_attrs[ j ];
1506 if ( BER_BVISNULL( &special_attrs[ j ] ) && ctrl->ldctl_iscritical ) {
1508 rs->sr_text = dummy ? dummy
1509 : READMSG( post, "unknown attributeType" );
1516 op->o_postread_attrs = an;
1517 op->o_postread = ctrl->ldctl_iscritical
1518 ? SLAP_CONTROL_CRITICAL
1519 : SLAP_CONTROL_NONCRITICAL;
1521 op->o_preread_attrs = an;
1522 op->o_preread = ctrl->ldctl_iscritical
1523 ? SLAP_CONTROL_CRITICAL
1524 : SLAP_CONTROL_NONCRITICAL;
1528 (void) ber_free( ber, 1 );
1532 static int parsePreRead (
1537 return parseReadAttrs( op, rs, ctrl, 0 );
1540 static int parsePostRead (
1545 return parseReadAttrs( op, rs, ctrl, 1 );
1548 static int parseValuesReturnFilter (
1554 struct berval fstr = BER_BVNULL;
1556 if ( op->o_valuesreturnfilter != SLAP_CONTROL_NONE ) {
1557 rs->sr_text = "valuesReturnFilter control specified multiple times";
1558 return LDAP_PROTOCOL_ERROR;
1561 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1562 rs->sr_text = "valuesReturnFilter control value is absent";
1563 return LDAP_PROTOCOL_ERROR;
1566 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1567 rs->sr_text = "valuesReturnFilter control value is empty";
1568 return LDAP_PROTOCOL_ERROR;
1571 ber = ber_init( &(ctrl->ldctl_value) );
1573 rs->sr_text = "internal error";
1577 rs->sr_err = get_vrFilter( op, ber,
1578 (ValuesReturnFilter **)&(op->o_vrFilter), &rs->sr_text);
1580 (void) ber_free( ber, 1 );
1582 if( rs->sr_err != LDAP_SUCCESS ) {
1583 if( rs->sr_err == SLAPD_DISCONNECT ) {
1584 rs->sr_err = LDAP_PROTOCOL_ERROR;
1585 send_ldap_disconnect( op, rs );
1586 rs->sr_err = SLAPD_DISCONNECT;
1588 send_ldap_result( op, rs );
1590 if( op->o_vrFilter != NULL) vrFilter_free( op, op->o_vrFilter );
1594 vrFilter2bv( op, op->o_vrFilter, &fstr );
1597 Debug( LDAP_DEBUG_ARGS, " vrFilter: %s\n",
1598 fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
1599 op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
1602 op->o_valuesreturnfilter = ctrl->ldctl_iscritical
1603 ? SLAP_CONTROL_CRITICAL
1604 : SLAP_CONTROL_NONCRITICAL;
1606 rs->sr_err = LDAP_SUCCESS;
1607 return LDAP_SUCCESS;
1610 static int parseSubentries (
1615 if ( op->o_subentries != SLAP_CONTROL_NONE ) {
1616 rs->sr_text = "subentries control specified multiple times";
1617 return LDAP_PROTOCOL_ERROR;
1620 /* FIXME: should use BER library */
1621 if( ( ctrl->ldctl_value.bv_len != 3 )
1622 || ( ctrl->ldctl_value.bv_val[0] != 0x01 )
1623 || ( ctrl->ldctl_value.bv_val[1] != 0x01 ))
1625 rs->sr_text = "subentries control value encoding is bogus";
1626 return LDAP_PROTOCOL_ERROR;
1629 op->o_subentries = ctrl->ldctl_iscritical
1630 ? SLAP_CONTROL_CRITICAL
1631 : SLAP_CONTROL_NONCRITICAL;
1633 if (ctrl->ldctl_value.bv_val[2]) {
1634 set_subentries_visibility( op );
1637 return LDAP_SUCCESS;
1640 static int parsePermissiveModify (
1645 if ( op->o_permissive_modify != SLAP_CONTROL_NONE ) {
1646 rs->sr_text = "permissiveModify control specified multiple times";
1647 return LDAP_PROTOCOL_ERROR;
1650 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1651 rs->sr_text = "permissiveModify control value not absent";
1652 return LDAP_PROTOCOL_ERROR;
1655 op->o_permissive_modify = ctrl->ldctl_iscritical
1656 ? SLAP_CONTROL_CRITICAL
1657 : SLAP_CONTROL_NONCRITICAL;
1659 return LDAP_SUCCESS;
1662 static int parseDomainScope (
1667 if ( op->o_domain_scope != SLAP_CONTROL_NONE ) {
1668 rs->sr_text = "domainScope control specified multiple times";
1669 return LDAP_PROTOCOL_ERROR;
1672 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1673 rs->sr_text = "domainScope control value not empty";
1674 return LDAP_PROTOCOL_ERROR;
1677 op->o_domain_scope = ctrl->ldctl_iscritical
1678 ? SLAP_CONTROL_CRITICAL
1679 : SLAP_CONTROL_NONCRITICAL;
1681 return LDAP_SUCCESS;
1684 #ifdef SLAP_CONTROL_X_TREE_DELETE
1685 static int parseTreeDelete (
1690 if ( op->o_tree_delete != SLAP_CONTROL_NONE ) {
1691 rs->sr_text = "treeDelete control specified multiple times";
1692 return LDAP_PROTOCOL_ERROR;
1695 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1696 rs->sr_text = "treeDelete control value not absent";
1697 return LDAP_PROTOCOL_ERROR;
1700 op->o_tree_delete = ctrl->ldctl_iscritical
1701 ? SLAP_CONTROL_CRITICAL
1702 : SLAP_CONTROL_NONCRITICAL;
1704 return LDAP_SUCCESS;
1708 static int parseSearchOptions (
1714 ber_int_t search_flags;
1717 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1718 rs->sr_text = "searchOptions control value is absent";
1719 return LDAP_PROTOCOL_ERROR;
1722 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1723 rs->sr_text = "searchOptions control value is empty";
1724 return LDAP_PROTOCOL_ERROR;
1727 ber = ber_init( &ctrl->ldctl_value );
1729 rs->sr_text = "internal error";
1733 tag = ber_scanf( ber, "{i}", &search_flags );
1734 (void) ber_free( ber, 1 );
1736 if ( tag == LBER_ERROR ) {
1737 rs->sr_text = "searchOptions control decoding error";
1738 return LDAP_PROTOCOL_ERROR;
1741 if ( search_flags & ~(LDAP_SEARCH_FLAG_DOMAIN_SCOPE) ) {
1742 /* Search flags not recognised so far,
1744 * LDAP_SEARCH_FLAG_PHANTOM_ROOT
1746 if ( ctrl->ldctl_iscritical ) {
1747 rs->sr_text = "searchOptions contained unrecognized flag";
1748 return LDAP_UNWILLING_TO_PERFORM;
1752 Debug( LDAP_DEBUG_TRACE,
1753 "searchOptions: conn=%lu unrecognized flag(s) 0x%x (non-critical)\n",
1754 op->o_connid, (unsigned)search_flags, 0 );
1756 return LDAP_SUCCESS;
1759 if ( search_flags & LDAP_SEARCH_FLAG_DOMAIN_SCOPE ) {
1760 if ( op->o_domain_scope != SLAP_CONTROL_NONE ) {
1761 rs->sr_text = "searchOptions control specified multiple times "
1762 "or with domainScope control";
1763 return LDAP_PROTOCOL_ERROR;
1766 op->o_domain_scope = ctrl->ldctl_iscritical
1767 ? SLAP_CONTROL_CRITICAL
1768 : SLAP_CONTROL_NONCRITICAL;
1771 return LDAP_SUCCESS;
1774 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1775 struct berval session_tracking_formats[] = {
1776 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_RADIUS_ACCT_SESSION_ID ),
1777 BER_BVC( "RADIUS-Acct-Session-Id" ),
1778 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_RADIUS_ACCT_MULTI_SESSION_ID ),
1779 BER_BVC( "RADIUS-Acct-Multi-Session-Id" ),
1780 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_USERNAME ),
1781 BER_BVC( "USERNAME" ),
1786 static int parseSessionTracking(
1796 struct berval sessionSourceIp = BER_BVNULL,
1797 sessionSourceName = BER_BVNULL,
1798 formatOID = BER_BVNULL,
1799 sessionTrackingIdentifier = BER_BVNULL;
1801 size_t st_len, st_pos;
1803 if ( ctrl->ldctl_iscritical ) {
1804 rs->sr_text = "sessionTracking criticality is TRUE";
1805 return LDAP_PROTOCOL_ERROR;
1808 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1809 rs->sr_text = "sessionTracking control value is absent";
1810 return LDAP_PROTOCOL_ERROR;
1813 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1814 rs->sr_text = "sessionTracking control value is empty";
1815 return LDAP_PROTOCOL_ERROR;
1818 /* TODO: add the capability to determine if a client is allowed
1819 * to use this control, based on identity, ip and so */
1821 ber = ber_init( &ctrl->ldctl_value );
1822 if ( ber == NULL ) {
1823 rs->sr_text = "internal error";
1827 tag = ber_skip_tag( ber, &len );
1828 if ( tag != LBER_SEQUENCE ) {
1833 /* sessionSourceIp */
1834 tag = ber_peek_tag( ber, &len );
1835 if ( tag == LBER_DEFAULT ) {
1841 tag = ber_skip_tag( ber, &len );
1843 } else if ( len > 128 ) {
1844 rs->sr_text = "sessionTracking.sessionSourceIp too long";
1845 rs->sr_err = LDAP_PROTOCOL_ERROR;
1849 tag = ber_scanf( ber, "m", &sessionSourceIp );
1852 if ( ldif_is_not_printable( sessionSourceIp.bv_val, sessionSourceIp.bv_len ) ) {
1853 BER_BVZERO( &sessionSourceIp );
1856 /* sessionSourceName */
1857 tag = ber_peek_tag( ber, &len );
1858 if ( tag == LBER_DEFAULT ) {
1864 tag = ber_skip_tag( ber, &len );
1866 } else if ( len > 65536 ) {
1867 rs->sr_text = "sessionTracking.sessionSourceName too long";
1868 rs->sr_err = LDAP_PROTOCOL_ERROR;
1872 tag = ber_scanf( ber, "m", &sessionSourceName );
1875 if ( ldif_is_not_printable( sessionSourceName.bv_val, sessionSourceName.bv_len ) ) {
1876 BER_BVZERO( &sessionSourceName );
1880 tag = ber_peek_tag( ber, &len );
1881 if ( tag == LBER_DEFAULT ) {
1887 rs->sr_text = "sessionTracking.formatOID empty";
1888 rs->sr_err = LDAP_PROTOCOL_ERROR;
1891 } else if ( len > 1024 ) {
1892 rs->sr_text = "sessionTracking.formatOID too long";
1893 rs->sr_err = LDAP_PROTOCOL_ERROR;
1897 tag = ber_scanf( ber, "m", &formatOID );
1900 rc = numericoidValidate( NULL, &formatOID );
1901 if ( rc != LDAP_SUCCESS ) {
1902 rs->sr_text = "sessionTracking.formatOID invalid";
1906 for ( i = 0; !BER_BVISNULL( &session_tracking_formats[ i ] ); i += 2 )
1908 if ( bvmatch( &formatOID, &session_tracking_formats[ i ] ) ) {
1909 formatOID = session_tracking_formats[ i + 1 ];
1914 /* sessionTrackingIdentifier */
1915 tag = ber_peek_tag( ber, &len );
1916 if ( tag == LBER_DEFAULT ) {
1922 tag = ber_skip_tag( ber, &len );
1925 /* note: should not be more than 65536... */
1926 tag = ber_scanf( ber, "m", &sessionTrackingIdentifier );
1927 if ( ldif_is_not_printable( sessionTrackingIdentifier.bv_val, sessionTrackingIdentifier.bv_len ) ) {
1928 /* we want the OID printed, at least */
1929 BER_BVSTR( &sessionTrackingIdentifier, "" );
1934 tag = ber_skip_tag( ber, &len );
1935 if ( tag != LBER_DEFAULT || len != 0 ) {
1942 if ( !BER_BVISNULL( &sessionSourceIp ) ) {
1943 st_len += STRLENOF( "IP=" ) + sessionSourceIp.bv_len;
1945 if ( !BER_BVISNULL( &sessionSourceName ) ) {
1946 if ( st_len ) st_len++;
1947 st_len += STRLENOF( "NAME=" ) + sessionSourceName.bv_len;
1949 if ( !BER_BVISNULL( &sessionTrackingIdentifier ) ) {
1950 if ( st_len ) st_len++;
1951 st_len += formatOID.bv_len + STRLENOF( "=" )
1952 + sessionTrackingIdentifier.bv_len;
1955 if ( st_len == 0 ) {
1959 st_len += STRLENOF( " []" );
1960 st_pos = strlen( op->o_log_prefix );
1962 if ( sizeof( op->o_log_prefix ) - st_pos > st_len ) {
1963 char *ptr = &op->o_log_prefix[ st_pos ];
1965 ptr = lutil_strcopy( ptr, " [" /*]*/ );
1968 if ( !BER_BVISNULL( &sessionSourceIp ) ) {
1969 ptr = lutil_strcopy( ptr, "IP=" );
1970 ptr = lutil_strcopy( ptr, sessionSourceIp.bv_val );
1974 if ( !BER_BVISNULL( &sessionSourceName ) ) {
1975 if ( st_len ) *ptr++ = ' ';
1976 ptr = lutil_strcopy( ptr, "NAME=" );
1977 ptr = lutil_strcopy( ptr, sessionSourceName.bv_val );
1981 if ( !BER_BVISNULL( &sessionTrackingIdentifier ) ) {
1982 if ( st_len ) *ptr++ = ' ';
1983 ptr = lutil_strcopy( ptr, formatOID.bv_val );
1985 ptr = lutil_strcopy( ptr, sessionTrackingIdentifier.bv_val );
1993 (void)ber_free( ber, 1 );
1995 if ( tag == LBER_ERROR ) {
1996 rs->sr_text = "sessionTracking control decoding error";
1997 return LDAP_PROTOCOL_ERROR;
2005 slap_ctrl_session_tracking_add(
2009 struct berval *name,
2013 BerElementBuffer berbuf;
2014 BerElement *ber = (BerElement *)&berbuf;
2016 static struct berval oid = BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_USERNAME );
2018 assert( ctrl != NULL );
2020 ber_init2( ber, NULL, LBER_USE_DER );
2022 ber_printf( ber, "{OOOO}", ip, name, &oid, id );
2024 if ( ber_flatten2( ber, &ctrl->ldctl_value, 0 ) == -1 ) {
2025 rs->sr_err = LDAP_OTHER;
2029 ctrl->ldctl_oid = LDAP_CONTROL_X_SESSION_TRACKING;
2030 ctrl->ldctl_iscritical = 0;
2032 rs->sr_err = LDAP_SUCCESS;
2039 slap_ctrl_session_tracking_request_add( Operation *op, SlapReply *rs, LDAPControl *ctrl )
2041 static struct berval bv_unknown = BER_BVC( SLAP_STRING_UNKNOWN );
2042 struct berval ip = BER_BVNULL,
2046 if ( !BER_BVISNULL( &op->o_conn->c_peer_name ) &&
2047 memcmp( op->o_conn->c_peer_name.bv_val, "IP=", STRLENOF( "IP=" ) ) == 0 )
2051 ip.bv_val = op->o_conn->c_peer_name.bv_val + STRLENOF( "IP=" );
2052 ip.bv_len = op->o_conn->c_peer_name.bv_len - STRLENOF( "IP=" );
2054 ptr = ber_bvchr( &ip, ':' );
2056 ip.bv_len = ptr - ip.bv_val;
2060 if ( !BER_BVISNULL( &op->o_conn->c_peer_domain ) &&
2061 !bvmatch( &op->o_conn->c_peer_domain, &bv_unknown ) )
2063 name = op->o_conn->c_peer_domain;
2066 if ( !BER_BVISNULL( &op->o_dn ) && !BER_BVISEMPTY( &op->o_dn ) ) {
2070 return slap_ctrl_session_tracking_add( op, rs, &ip, &name, &id, ctrl );
2074 #ifdef SLAP_CONTROL_X_WHATFAILED
2075 static int parseWhatFailed(
2080 if ( op->o_whatFailed != SLAP_CONTROL_NONE ) {
2081 rs->sr_text = "\"WHat Failed?\" control specified multiple times";
2082 return LDAP_PROTOCOL_ERROR;
2085 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
2086 rs->sr_text = "\"What Failed?\" control value not absent";
2087 return LDAP_PROTOCOL_ERROR;
2090 op->o_whatFailed = ctrl->ldctl_iscritical
2091 ? SLAP_CONTROL_CRITICAL
2092 : SLAP_CONTROL_NONCRITICAL;
2094 return LDAP_SUCCESS;
2098 slap_ctrl_whatFailed_add(
2103 BerElementBuffer berbuf;
2104 BerElement *ber = (BerElement *) &berbuf;
2105 LDAPControl **ctrls = NULL;
2106 struct berval ctrlval;
2107 int i, rc = LDAP_SUCCESS;
2109 ber_init2( ber, NULL, LBER_USE_DER );
2110 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
2111 ber_printf( ber, "[" /*]*/ );
2112 for ( i = 0; oids[ i ] != NULL; i++ ) {
2113 ber_printf( ber, "s", oids[ i ] );
2115 ber_printf( ber, /*[*/ "]" );
2117 if ( ber_flatten2( ber, &ctrlval, 0 ) == -1 ) {
2123 if ( rs->sr_ctrls != NULL ) {
2124 for ( ; rs->sr_ctrls[ i ] != NULL; i++ ) {
2125 if ( strcmp( rs->sr_ctrls[ i ]->ldctl_oid, LDAP_CONTROL_X_WHATFAILED ) != 0 ) {
2132 ctrls = op->o_tmprealloc( rs->sr_ctrls,
2133 sizeof(LDAPControl *)*( i + 2 )
2134 + sizeof(LDAPControl)
2135 + ctrlval.bv_len + 1,
2137 if ( ctrls == NULL ) {
2141 ctrls[ i + 1 ] = NULL;
2142 ctrls[ i ] = (LDAPControl *)&ctrls[ i + 2 ];
2143 ctrls[ i ]->ldctl_oid = LDAP_CONTROL_X_WHATFAILED;
2144 ctrls[ i ]->ldctl_iscritical = 0;
2145 ctrls[ i ]->ldctl_value.bv_val = (char *)&ctrls[ i ][ 1 ];
2146 AC_MEMCPY( ctrls[ i ]->ldctl_value.bv_val, ctrlval.bv_val, ctrlval.bv_len + 1 );
2147 ctrls[ i ]->ldctl_value.bv_len = ctrlval.bv_len;
2149 ber_free_buf( ber );
2151 rs->sr_ctrls = ctrls;