2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1998-2008 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_DELETE|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME|
127 SLAP_CTRL_COMPARE|SLAP_CTRL_SEARCH,
129 parseAssert, LDAP_SLIST_ENTRY_INITIALIZER(next) },
130 { LDAP_CONTROL_PRE_READ,
131 (int)offsetof(struct slap_control_ids, sc_preRead),
132 SLAP_CTRL_DELETE|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME,
134 parsePreRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
135 { LDAP_CONTROL_POST_READ,
136 (int)offsetof(struct slap_control_ids, sc_postRead),
137 SLAP_CTRL_ADD|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME,
139 parsePostRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
140 { LDAP_CONTROL_VALUESRETURNFILTER,
141 (int)offsetof(struct slap_control_ids, sc_valuesReturnFilter),
142 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH,
144 parseValuesReturnFilter, LDAP_SLIST_ENTRY_INITIALIZER(next) },
145 { LDAP_CONTROL_PAGEDRESULTS,
146 (int)offsetof(struct slap_control_ids, sc_pagedResults),
149 parsePagedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
150 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
151 { LDAP_CONTROL_SORTREQUEST,
152 (int)offsetof(struct slap_control_ids, sc_sortedResults),
153 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
155 parseSortedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
157 { LDAP_CONTROL_X_DOMAIN_SCOPE,
158 (int)offsetof(struct slap_control_ids, sc_domainScope),
159 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
161 parseDomainScope, LDAP_SLIST_ENTRY_INITIALIZER(next) },
162 { LDAP_CONTROL_DONTUSECOPY,
163 (int)offsetof(struct slap_control_ids, sc_dontUseCopy),
164 SLAP_CTRL_GLOBAL|SLAP_CTRL_INTROGATE|SLAP_CTRL_HIDE,
166 parseDontUseCopy, LDAP_SLIST_ENTRY_INITIALIZER(next) },
167 { LDAP_CONTROL_X_PERMISSIVE_MODIFY,
168 (int)offsetof(struct slap_control_ids, sc_permissiveModify),
169 SLAP_CTRL_MODIFY|SLAP_CTRL_HIDE,
171 parsePermissiveModify, LDAP_SLIST_ENTRY_INITIALIZER(next) },
172 #ifdef SLAP_CONTROL_X_TREE_DELETE
173 { LDAP_CONTROL_X_TREE_DELETE,
174 (int)offsetof(struct slap_control_ids, sc_treeDelete),
175 SLAP_CTRL_DELETE|SLAP_CTRL_HIDE,
177 parseTreeDelete, LDAP_SLIST_ENTRY_INITIALIZER(next) },
179 { LDAP_CONTROL_X_SEARCH_OPTIONS,
180 (int)offsetof(struct slap_control_ids, sc_searchOptions),
181 SLAP_CTRL_GLOBAL|SLAP_CTRL_SEARCH|SLAP_CTRL_HIDE,
183 parseSearchOptions, LDAP_SLIST_ENTRY_INITIALIZER(next) },
184 { LDAP_CONTROL_SUBENTRIES,
185 (int)offsetof(struct slap_control_ids, sc_subentries),
188 parseSubentries, LDAP_SLIST_ENTRY_INITIALIZER(next) },
190 (int)offsetof(struct slap_control_ids, sc_noOp),
191 SLAP_CTRL_ACCESS|SLAP_CTRL_HIDE,
193 parseNoOp, LDAP_SLIST_ENTRY_INITIALIZER(next) },
194 { LDAP_CONTROL_RELAX,
195 (int)offsetof(struct slap_control_ids, sc_relax),
196 SLAP_CTRL_GLOBAL|SLAP_CTRL_UPDATE|SLAP_CTRL_HIDE,
198 parseRelax, LDAP_SLIST_ENTRY_INITIALIZER(next) },
200 { LDAP_CONTROL_X_TXN_SPEC,
201 (int)offsetof(struct slap_control_ids, sc_txnSpec),
202 SLAP_CTRL_UPDATE|SLAP_CTRL_HIDE,
204 txn_spec_ctrl, LDAP_SLIST_ENTRY_INITIALIZER(next) },
206 { LDAP_CONTROL_MANAGEDSAIT,
207 (int)offsetof(struct slap_control_ids, sc_manageDSAit),
209 manageDSAit_extops, NULL,
210 parseManageDSAit, LDAP_SLIST_ENTRY_INITIALIZER(next) },
211 { LDAP_CONTROL_PROXY_AUTHZ,
212 (int)offsetof(struct slap_control_ids, sc_proxyAuthz),
213 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS,
214 proxy_authz_extops, NULL,
215 parseProxyAuthz, LDAP_SLIST_ENTRY_INITIALIZER(next) },
216 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
217 { LDAP_CONTROL_X_SESSION_TRACKING,
218 (int)offsetof(struct slap_control_ids, sc_sessionTracking),
219 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS|SLAP_CTRL_BIND|SLAP_CTRL_HIDE,
220 session_tracking_extops, NULL,
221 parseSessionTracking, LDAP_SLIST_ENTRY_INITIALIZER(next) },
223 #ifdef SLAP_CONTROL_X_WHATFAILED
224 { LDAP_CONTROL_X_WHATFAILED,
225 (int)offsetof(struct slap_control_ids, sc_whatFailed),
226 SLAP_CTRL_GLOBAL|SLAP_CTRL_ACCESS|SLAP_CTRL_HIDE,
228 parseWhatFailed, LDAP_SLIST_ENTRY_INITIALIZER(next) },
231 { NULL, 0, 0, NULL, 0, NULL, LDAP_SLIST_ENTRY_INITIALIZER(next) }
234 static struct slap_control *
235 find_ctrl( const char *oid );
238 * Register a supported control.
240 * This can be called by an OpenLDAP plugin or, indirectly, by a
241 * SLAPI plugin calling slapi_register_supported_control().
243 * NOTE: if flags == 1 the control is replaced if already registered;
244 * otherwise registering an already registered control is not allowed.
247 register_supported_control2(const char *controloid,
248 slap_mask_t controlmask,
250 SLAP_CTRL_PARSE_FN *controlparsefn,
254 struct slap_control *sc = NULL;
256 BerVarray extendedopsbv = NULL;
258 if ( num_known_controls >= SLAP_MAX_CIDS ) {
259 Debug( LDAP_DEBUG_ANY, "Too many controls registered."
260 " Recompile slapd with SLAP_MAX_CIDS defined > %d\n",
261 SLAP_MAX_CIDS, 0, 0 );
265 if ( controloid == NULL ) {
266 return LDAP_PARAM_ERROR;
269 /* check if already registered */
270 for ( i = 0; slap_known_controls[ i ]; i++ ) {
271 if ( strcmp( controloid, slap_known_controls[ i ] ) == 0 ) {
273 Debug( LDAP_DEBUG_TRACE,
274 "Control %s already registered; replacing.\n",
276 /* (find and) replace existing handler */
277 sc = find_ctrl( controloid );
278 assert( sc != NULL );
282 Debug( LDAP_DEBUG_ANY,
283 "Control %s already registered.\n",
285 return LDAP_PARAM_ERROR;
289 /* turn compatible extended operations into bervals */
290 if ( controlexops != NULL ) {
293 for ( i = 0; controlexops[ i ]; i++ );
295 extendedopsbv = ber_memcalloc( i + 1, sizeof( struct berval ) );
296 if ( extendedopsbv == NULL ) {
297 return LDAP_NO_MEMORY;
300 for ( i = 0; controlexops[ i ]; i++ ) {
301 ber_str2bv( controlexops[ i ], 0, 1, &extendedopsbv[ i ] );
306 sc = (struct slap_control *)SLAP_MALLOC( sizeof( *sc ) );
308 return LDAP_NO_MEMORY;
311 sc->sc_oid = ch_strdup( controloid );
312 sc->sc_cid = num_known_controls;
314 /* Update slap_known_controls, too. */
315 slap_known_controls[num_known_controls - 1] = sc->sc_oid;
316 slap_known_controls[num_known_controls++] = NULL;
318 LDAP_SLIST_NEXT( sc, sc_next ) = NULL;
319 LDAP_SLIST_INSERT_HEAD( &controls_list, sc, sc_next );
322 if ( sc->sc_extendedopsbv ) {
323 /* FIXME: in principle, we should rather merge
324 * existing extops with those supported by the
325 * new control handling implementation.
326 * In fact, whether a control is compatible with
327 * an extop should not be a matter of implementation.
328 * We likely also need a means for a newly
329 * registered extop to declare that it is
330 * comptible with an already registered control.
332 ber_bvarray_free( sc->sc_extendedopsbv );
333 sc->sc_extendedopsbv = NULL;
334 sc->sc_extendedops = NULL;
338 sc->sc_extendedopsbv = extendedopsbv;
339 sc->sc_mask = controlmask;
340 sc->sc_parse = controlparsefn;
342 *controlcid = sc->sc_cid;
349 * One-time initialization of internal controls.
352 slap_controls_init( void )
358 for ( i = 0; control_defs[i].sc_oid != NULL; i++ ) {
359 int *cid = (int *)(((char *)&slap_cids) + control_defs[i].sc_cid );
360 rc = register_supported_control( control_defs[i].sc_oid,
361 control_defs[i].sc_mask, control_defs[i].sc_extendedops,
362 control_defs[i].sc_parse, cid );
363 if ( rc != LDAP_SUCCESS ) break;
370 * Free memory associated with list of supported controls.
373 controls_destroy( void )
375 struct slap_control *sc;
377 while ( !LDAP_SLIST_EMPTY(&controls_list) ) {
378 sc = LDAP_SLIST_FIRST(&controls_list);
379 LDAP_SLIST_REMOVE_HEAD(&controls_list, sc_next);
381 ch_free( sc->sc_oid );
382 if ( sc->sc_extendedopsbv != NULL ) {
383 ber_bvarray_free( sc->sc_extendedopsbv );
390 * Format the supportedControl attribute of the root DSE,
391 * detailing which controls are supported by the directory
395 controls_root_dse_info( Entry *e )
397 AttributeDescription *ad_supportedControl
398 = slap_schema.si_ad_supportedControl;
399 struct berval vals[2];
400 struct slap_control *sc;
402 vals[1].bv_val = NULL;
405 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
406 if( sc->sc_mask & SLAP_CTRL_HIDE ) continue;
408 vals[0].bv_val = sc->sc_oid;
409 vals[0].bv_len = strlen( sc->sc_oid );
411 if ( attr_merge( e, ad_supportedControl, vals, NULL ) ) {
420 * Return a list of OIDs and operation masks for supported
421 * controls. Used by SLAPI.
424 get_supported_controls(char ***ctrloidsp,
425 slap_mask_t **ctrlmasks)
430 struct slap_control *sc;
434 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
444 oids = (char **)SLAP_MALLOC( (n + 1) * sizeof(char *) );
445 if ( oids == NULL ) {
446 return LDAP_NO_MEMORY;
448 masks = (slap_mask_t *)SLAP_MALLOC( (n + 1) * sizeof(slap_mask_t) );
449 if ( masks == NULL ) {
451 return LDAP_NO_MEMORY;
456 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
457 oids[n] = ch_strdup( sc->sc_oid );
458 masks[n] = sc->sc_mask;
471 * Find a control given its OID.
473 static struct slap_control *
474 find_ctrl( const char *oid )
476 struct slap_control *sc;
478 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
479 if ( strcmp( oid, sc->sc_oid ) == 0 ) {
488 slap_find_control_id(
492 struct slap_control *ctrl = find_ctrl( oid );
494 if ( cid ) *cid = ctrl->sc_cid;
497 return LDAP_CONTROL_NOT_FOUND;
501 slap_global_control( Operation *op, const char *oid, int *cid )
503 struct slap_control *ctrl = find_ctrl( oid );
505 if ( ctrl == NULL ) {
506 /* should not be reachable */
507 Debug( LDAP_DEBUG_ANY,
508 "slap_global_control: unrecognized control: %s\n",
510 return LDAP_CONTROL_NOT_FOUND;
513 if ( cid ) *cid = ctrl->sc_cid;
515 if ( ( ctrl->sc_mask & SLAP_CTRL_GLOBAL ) ||
516 ( ( op->o_tag & LDAP_REQ_SEARCH ) &&
517 ( ctrl->sc_mask & SLAP_CTRL_GLOBAL_SEARCH ) ) )
519 return LDAP_COMPARE_TRUE;
523 Debug( LDAP_DEBUG_TRACE,
524 "slap_global_control: unavailable control: %s\n",
528 return LDAP_COMPARE_FALSE;
531 void slap_free_ctrls(
533 LDAPControl **ctrls )
537 for (i=0; ctrls[i]; i++) {
538 op->o_tmpfree(ctrls[i], op->o_tmpmemctx );
540 op->o_tmpfree( ctrls, op->o_tmpmemctx );
546 LDAPControl *control,
549 struct slap_control *sc;
550 int rc = LDAP_SUCCESS;
552 sc = find_ctrl( control->ldctl_oid );
554 /* recognized control */
556 switch( op->o_tag ) {
558 tagmask = SLAP_CTRL_ADD;
561 tagmask = SLAP_CTRL_BIND;
563 case LDAP_REQ_COMPARE:
564 tagmask = SLAP_CTRL_COMPARE;
566 case LDAP_REQ_DELETE:
567 tagmask = SLAP_CTRL_DELETE;
569 case LDAP_REQ_MODIFY:
570 tagmask = SLAP_CTRL_MODIFY;
572 case LDAP_REQ_RENAME:
573 tagmask = SLAP_CTRL_RENAME;
575 case LDAP_REQ_SEARCH:
576 tagmask = SLAP_CTRL_SEARCH;
578 case LDAP_REQ_UNBIND:
579 tagmask = SLAP_CTRL_UNBIND;
581 case LDAP_REQ_ABANDON:
582 tagmask = SLAP_CTRL_ABANDON;
584 case LDAP_REQ_EXTENDED:
586 assert( op->ore_reqoid.bv_val != NULL );
587 if( sc->sc_extendedopsbv != NULL ) {
589 for( i=0; !BER_BVISNULL( &sc->sc_extendedopsbv[i] ); i++ ) {
590 if( bvmatch( &op->ore_reqoid,
591 &sc->sc_extendedopsbv[i] ) )
600 *text = "controls internal error";
604 if (( sc->sc_mask & tagmask ) == tagmask ) {
605 /* available extension */
606 if ( sc->sc_parse ) {
607 rc = sc->sc_parse( op, rs, control );
608 assert( rc != LDAP_UNAVAILABLE_CRITICAL_EXTENSION );
610 } else if ( control->ldctl_iscritical ) {
611 *text = "not yet implemented";
616 } else if ( control->ldctl_iscritical ) {
617 /* unavailable CRITICAL control */
618 *text = "critical extension is unavailable";
619 rc = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
622 } else if ( control->ldctl_iscritical ) {
623 /* unrecognized CRITICAL control */
624 *text = "critical extension is not recognized";
625 rc = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
640 BerElement *ber = op->o_ber;
642 #ifdef SLAP_CONTROL_X_WHATFAILED
643 /* NOTE: right now, slapd checks the validity of each control
644 * while parsing. As a consequence, it can only detect one
645 * cause of failure at a time. This results in returning
646 * exactly one OID with the whatFailed control, or no control
649 char *failed_oid = NULL;
652 len = ber_pvt_ber_remaining(ber);
656 rs->sr_err = LDAP_SUCCESS;
660 if(( tag = ber_peek_tag( ber, &len )) != LDAP_TAG_CONTROLS ) {
661 if( tag == LBER_ERROR ) {
662 rs->sr_err = SLAPD_DISCONNECT;
663 rs->sr_text = "unexpected data in PDU";
669 Debug( LDAP_DEBUG_TRACE,
670 "=> get_ctrls\n", 0, 0, 0 );
672 if( op->o_protocol < LDAP_VERSION3 ) {
673 rs->sr_err = SLAPD_DISCONNECT;
674 rs->sr_text = "controls require LDAPv3";
678 /* one for first control, one for termination */
679 op->o_ctrls = op->o_tmpalloc( 2 * sizeof(LDAPControl *), op->o_tmpmemctx );
682 if( op->ctrls == NULL ) {
683 rs->sr_err = LDAP_NO_MEMORY;
684 rs->sr_text = "no memory";
689 op->o_ctrls[nctrls] = NULL;
691 /* step through each element */
692 for( tag = ber_first_element( ber, &len, &opaque );
694 tag = ber_next_element( ber, &len, opaque ) )
697 LDAPControl **tctrls;
699 c = op->o_tmpalloc( sizeof(LDAPControl), op->o_tmpmemctx );
700 memset(c, 0, sizeof(LDAPControl));
702 /* allocate pointer space for current controls (nctrls)
703 * + this control + extra NULL
705 tctrls = op->o_tmprealloc( op->o_ctrls,
706 (nctrls+2) * sizeof(LDAPControl *), op->o_tmpmemctx );
709 if( tctrls == NULL ) {
711 ldap_controls_free(op->o_ctrls);
714 rs->sr_err = LDAP_NO_MEMORY;
715 rs->sr_text = "no memory";
719 op->o_ctrls = tctrls;
721 op->o_ctrls[nctrls++] = c;
722 op->o_ctrls[nctrls] = NULL;
724 tag = ber_scanf( ber, "{m" /*}*/, &bv );
725 c->ldctl_oid = bv.bv_val;
727 if( tag == LBER_ERROR ) {
728 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get oid failed.\n",
731 slap_free_ctrls( op, op->o_ctrls );
733 rs->sr_err = SLAPD_DISCONNECT;
734 rs->sr_text = "decoding controls error";
737 } else if( c->ldctl_oid == NULL ) {
738 Debug( LDAP_DEBUG_TRACE,
739 "get_ctrls: conn %lu got emtpy OID.\n",
740 op->o_connid, 0, 0 );
742 slap_free_ctrls( op, op->o_ctrls );
744 rs->sr_err = LDAP_PROTOCOL_ERROR;
745 rs->sr_text = "OID field is empty";
749 tag = ber_peek_tag( ber, &len );
751 if( tag == LBER_BOOLEAN ) {
753 tag = ber_scanf( ber, "b", &crit );
755 if( tag == LBER_ERROR ) {
756 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get crit failed.\n",
758 slap_free_ctrls( op, op->o_ctrls );
760 rs->sr_err = SLAPD_DISCONNECT;
761 rs->sr_text = "decoding controls error";
765 c->ldctl_iscritical = (crit != 0);
766 tag = ber_peek_tag( ber, &len );
769 if( tag == LBER_OCTETSTRING ) {
770 tag = ber_scanf( ber, "m", &c->ldctl_value );
772 if( tag == LBER_ERROR ) {
773 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: conn %lu: "
774 "%s (%scritical): get value failed.\n",
775 op->o_connid, c->ldctl_oid,
776 c->ldctl_iscritical ? "" : "non" );
777 slap_free_ctrls( op, op->o_ctrls );
779 rs->sr_err = SLAPD_DISCONNECT;
780 rs->sr_text = "decoding controls error";
785 Debug( LDAP_DEBUG_TRACE,
786 "=> get_ctrls: oid=\"%s\" (%scritical)\n",
787 c->ldctl_oid, c->ldctl_iscritical ? "" : "non", 0 );
789 rs->sr_err = slap_parse_ctrl( op, rs, c, &rs->sr_text );
790 if ( rs->sr_err != LDAP_SUCCESS ) {
791 #ifdef SLAP_CONTROL_X_WHATFAILED
792 failed_oid = c->ldctl_oid;
799 Debug( LDAP_DEBUG_TRACE,
800 "<= get_ctrls: n=%d rc=%d err=\"%s\"\n",
801 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "");
803 if( sendres && rs->sr_err != LDAP_SUCCESS ) {
804 if( rs->sr_err == SLAPD_DISCONNECT ) {
805 rs->sr_err = LDAP_PROTOCOL_ERROR;
806 send_ldap_disconnect( op, rs );
807 rs->sr_err = SLAPD_DISCONNECT;
809 #ifdef SLAP_CONTROL_X_WHATFAILED
810 /* might have not been parsed yet? */
811 if ( failed_oid != NULL ) {
812 if ( !get_whatFailed( op ) ) {
815 /* step through each remaining element */
816 for ( ; tag != LBER_ERROR; tag = ber_next_element( ber, &len, opaque ) )
818 LDAPControl c = { 0 };
820 tag = ber_scanf( ber, "{m" /*}*/, &bv );
821 c.ldctl_oid = bv.bv_val;
823 if ( tag == LBER_ERROR ) {
824 slap_free_ctrls( op, op->o_ctrls );
828 } else if ( c.ldctl_oid == NULL ) {
829 slap_free_ctrls( op, op->o_ctrls );
834 tag = ber_peek_tag( ber, &len );
835 if ( tag == LBER_BOOLEAN ) {
837 tag = ber_scanf( ber, "b", &crit );
838 if( tag == LBER_ERROR ) {
839 slap_free_ctrls( op, op->o_ctrls );
844 tag = ber_peek_tag( ber, &len );
847 if ( tag == LBER_OCTETSTRING ) {
848 tag = ber_scanf( ber, "m", &c.ldctl_value );
850 if( tag == LBER_ERROR ) {
851 slap_free_ctrls( op, op->o_ctrls );
857 if ( strcmp( c.ldctl_oid, LDAP_CONTROL_X_WHATFAILED ) == 0 ) {
859 slap_parse_ctrl( op, rs, &c, &text );
865 if ( get_whatFailed( op ) ) {
866 char *oids[ 2 ] = { failed_oid, NULL };
867 slap_ctrl_whatFailed_add( op, rs, oids );
872 send_ldap_result( op, rs );
884 BI_chk_controls fnc )
888 switch ( op->o_ctrlflag[ ctrl ] ) {
889 case SLAP_CONTROL_NONCRITICAL:
890 for ( i = 0, j = -1; op->o_ctrls[ i ] != NULL; i++ ) {
891 if ( strcmp( op->o_ctrls[ i ]->ldctl_oid,
892 slap_known_controls[ ctrl - 1 ] ) == 0 )
899 rs->sr_err = LDAP_OTHER;
907 op->o_tmpfree( op->o_ctrls[ j ], op->o_tmpmemctx );
910 AC_MEMCPY( &op->o_ctrls[ j ], &op->o_ctrls[ j + 1 ],
911 ( i - j ) * sizeof( LDAPControl * ) );
914 op->o_tmpfree( op->o_ctrls, op->o_tmpmemctx );
918 op->o_ctrlflag[ ctrl ] = SLAP_CONTROL_IGNORED;
920 Debug( LDAP_DEBUG_ANY, "%s: "
921 "non-critical control \"%s\" not supported; stripped.\n",
922 op->o_log_prefix, slap_known_controls[ ctrl ], 0 );
925 case SLAP_CONTROL_IGNORED:
926 case SLAP_CONTROL_NONE:
927 rs->sr_err = SLAP_CB_CONTINUE;
930 case SLAP_CONTROL_CRITICAL:
931 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
935 Debug( LDAP_DEBUG_ANY, "%s: "
936 "critical control \"%s\" not supported.\n",
937 op->o_log_prefix, slap_known_controls[ ctrl ], 0 );
941 /* handle all cases! */
948 static int parseDontUseCopy (
953 if ( op->o_dontUseCopy != SLAP_CONTROL_NONE ) {
954 rs->sr_text = "dontUseCopy control specified multiple times";
955 return LDAP_PROTOCOL_ERROR;
958 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
959 rs->sr_text = "dontUseCopy control value not absent";
960 return LDAP_PROTOCOL_ERROR;
963 if ( !ctrl->ldctl_iscritical ) {
964 rs->sr_text = "dontUseCopy criticality of FALSE not allowed";
965 return LDAP_PROTOCOL_ERROR;
968 op->o_dontUseCopy = SLAP_CONTROL_CRITICAL;
972 static int parseRelax (
977 if ( op->o_relax != SLAP_CONTROL_NONE ) {
978 rs->sr_text = "relax control specified multiple times";
979 return LDAP_PROTOCOL_ERROR;
982 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
983 rs->sr_text = "relax control value not absent";
984 return LDAP_PROTOCOL_ERROR;
987 op->o_relax = ctrl->ldctl_iscritical
988 ? SLAP_CONTROL_CRITICAL
989 : SLAP_CONTROL_NONCRITICAL;
994 static int parseManageDSAit (
999 if ( op->o_managedsait != SLAP_CONTROL_NONE ) {
1000 rs->sr_text = "manageDSAit control specified multiple times";
1001 return LDAP_PROTOCOL_ERROR;
1004 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1005 rs->sr_text = "manageDSAit control value not absent";
1006 return LDAP_PROTOCOL_ERROR;
1009 op->o_managedsait = ctrl->ldctl_iscritical
1010 ? SLAP_CONTROL_CRITICAL
1011 : SLAP_CONTROL_NONCRITICAL;
1013 return LDAP_SUCCESS;
1016 static int parseProxyAuthz (
1022 struct berval dn = BER_BVNULL;
1024 if ( op->o_proxy_authz != SLAP_CONTROL_NONE ) {
1025 rs->sr_text = "proxy authorization control specified multiple times";
1026 return LDAP_PROTOCOL_ERROR;
1029 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1030 rs->sr_text = "proxy authorization control value absent";
1031 return LDAP_PROTOCOL_ERROR;
1034 if ( !( global_allows & SLAP_ALLOW_PROXY_AUTHZ_ANON )
1035 && BER_BVISEMPTY( &op->o_ndn ) )
1037 rs->sr_text = "anonymous proxied authorization not allowed";
1038 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1041 op->o_proxy_authz = ctrl->ldctl_iscritical
1042 ? SLAP_CONTROL_CRITICAL
1043 : SLAP_CONTROL_NONCRITICAL;
1045 Debug( LDAP_DEBUG_ARGS,
1046 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
1048 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
1051 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1052 Debug( LDAP_DEBUG_TRACE,
1053 "parseProxyAuthz: conn=%lu anonymous\n",
1054 op->o_connid, 0, 0 );
1057 if ( !BER_BVISNULL( &op->o_ndn ) ) {
1058 op->o_ndn.bv_val[ 0 ] = '\0';
1060 op->o_ndn.bv_len = 0;
1062 if ( !BER_BVISNULL( &op->o_dn ) ) {
1063 op->o_dn.bv_val[ 0 ] = '\0';
1065 op->o_dn.bv_len = 0;
1067 return LDAP_SUCCESS;
1070 rc = slap_sasl_getdn( op->o_conn, op, &ctrl->ldctl_value,
1071 NULL, &dn, SLAP_GETDN_AUTHZID );
1073 /* FIXME: empty DN in proxyAuthz control should be legal... */
1074 if( rc != LDAP_SUCCESS /* || !dn.bv_len */ ) {
1076 ch_free( dn.bv_val );
1078 rs->sr_text = "authzId mapping failed";
1079 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1082 Debug( LDAP_DEBUG_TRACE,
1083 "parseProxyAuthz: conn=%lu \"%s\"\n",
1085 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
1087 rc = slap_sasl_authorized( op, &op->o_ndn, &dn );
1090 ch_free( dn.bv_val );
1091 rs->sr_text = "not authorized to assume identity";
1092 return LDAP_PROXIED_AUTHORIZATION_DENIED;
1095 ch_free( op->o_ndn.bv_val );
1096 ch_free( op->o_dn.bv_val );
1099 * NOTE: since slap_sasl_getdn() returns a normalized dn,
1100 * from now on op->o_dn is normalized
1103 ber_dupbv( &op->o_dn, &dn );
1105 Statslog( LDAP_DEBUG_STATS, "%s PROXYAUTHZ dn=\"%s\"\n",
1106 op->o_log_prefix, dn.bv_val, 0, 0, 0 );
1108 return LDAP_SUCCESS;
1111 static int parseNoOp (
1116 if ( op->o_noop != SLAP_CONTROL_NONE ) {
1117 rs->sr_text = "noop control specified multiple times";
1118 return LDAP_PROTOCOL_ERROR;
1121 if ( !BER_BVISNULL( &ctrl->ldctl_value ) ) {
1122 rs->sr_text = "noop control value not empty";
1123 return LDAP_PROTOCOL_ERROR;
1126 op->o_noop = ctrl->ldctl_iscritical
1127 ? SLAP_CONTROL_CRITICAL
1128 : SLAP_CONTROL_NONCRITICAL;
1130 return LDAP_SUCCESS;
1133 static int parsePagedResults (
1138 BerElementBuffer berbuf;
1139 BerElement *ber = (BerElement *)&berbuf;
1140 struct berval cookie;
1141 PagedResultsState *ps;
1142 int rc = LDAP_SUCCESS;
1146 if ( op->o_pagedresults != SLAP_CONTROL_NONE ) {
1147 rs->sr_text = "paged results control specified multiple times";
1148 return LDAP_PROTOCOL_ERROR;
1151 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1152 rs->sr_text = "paged results control value is absent";
1153 return LDAP_PROTOCOL_ERROR;
1156 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1157 rs->sr_text = "paged results control value is empty";
1158 return LDAP_PROTOCOL_ERROR;
1161 /* Parse the control value
1162 * realSearchControlValue ::= SEQUENCE {
1163 * size INTEGER (0..maxInt),
1164 * -- requested page size from client
1165 * -- result set size estimate from server
1166 * cookie OCTET STRING
1169 ber_init2( ber, &ctrl->ldctl_value, LBER_USE_DER );
1171 tag = ber_scanf( ber, "{im}", &size, &cookie );
1173 if ( tag == LBER_ERROR ) {
1174 rs->sr_text = "paged results control could not be decoded";
1175 rc = LDAP_PROTOCOL_ERROR;
1180 rs->sr_text = "paged results control size invalid";
1181 rc = LDAP_PROTOCOL_ERROR;
1185 ps = op->o_tmpalloc( sizeof(PagedResultsState), op->o_tmpmemctx );
1186 *ps = op->o_conn->c_pagedresults_state;
1188 ps->ps_cookieval = cookie;
1189 op->o_pagedresults_state = ps;
1190 if ( !cookie.bv_len ) {
1195 /* NOTE: according to RFC 2696 3.:
1197 If the page size is greater than or equal to the sizeLimit value, the
1198 server should ignore the control as the request can be satisfied in a
1201 * NOTE: this assumes that the op->ors_slimit be set
1202 * before the controls are parsed.
1205 if ( op->ors_slimit > 0 && size >= op->ors_slimit ) {
1206 op->o_pagedresults = SLAP_CONTROL_IGNORED;
1208 } else if ( ctrl->ldctl_iscritical ) {
1209 op->o_pagedresults = SLAP_CONTROL_CRITICAL;
1212 op->o_pagedresults = SLAP_CONTROL_NONCRITICAL;
1219 #ifdef SLAP_CONTROL_X_SORTEDRESULTS
1220 static int parseSortedResults (
1225 int rc = LDAP_SUCCESS;
1227 if ( op->o_sortedresults != SLAP_CONTROL_NONE ) {
1228 rs->sr_text = "sorted results control specified multiple times";
1229 return LDAP_PROTOCOL_ERROR;
1232 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1233 rs->sr_text = "sorted results control value is absent";
1234 return LDAP_PROTOCOL_ERROR;
1237 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1238 rs->sr_text = "sorted results control value is empty";
1239 return LDAP_PROTOCOL_ERROR;
1242 /* blow off parsing the value */
1244 op->o_sortedresults = ctrl->ldctl_iscritical
1245 ? SLAP_CONTROL_CRITICAL
1246 : SLAP_CONTROL_NONCRITICAL;
1252 static int parseAssert (
1258 struct berval fstr = BER_BVNULL;
1260 if ( op->o_assert != SLAP_CONTROL_NONE ) {
1261 rs->sr_text = "assert control specified multiple times";
1262 return LDAP_PROTOCOL_ERROR;
1265 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1266 rs->sr_text = "assert control value is absent";
1267 return LDAP_PROTOCOL_ERROR;
1270 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1271 rs->sr_text = "assert control value is empty";
1272 return LDAP_PROTOCOL_ERROR;
1275 ber = ber_init( &(ctrl->ldctl_value) );
1277 rs->sr_text = "assert control: internal error";
1281 rs->sr_err = get_filter( op, ber, (Filter **)&(op->o_assertion),
1283 (void) ber_free( ber, 1 );
1284 if( rs->sr_err != LDAP_SUCCESS ) {
1285 if( rs->sr_err == SLAPD_DISCONNECT ) {
1286 rs->sr_err = LDAP_PROTOCOL_ERROR;
1287 send_ldap_disconnect( op, rs );
1288 rs->sr_err = SLAPD_DISCONNECT;
1290 send_ldap_result( op, rs );
1292 if( op->o_assertion != NULL ) {
1293 filter_free_x( op, op->o_assertion, 1 );
1299 filter2bv_x( op, op->o_assertion, &fstr );
1301 Debug( LDAP_DEBUG_ARGS, "parseAssert: conn %ld assert: %s\n",
1302 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
1303 op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
1306 op->o_assert = ctrl->ldctl_iscritical
1307 ? SLAP_CONTROL_CRITICAL
1308 : SLAP_CONTROL_NONCRITICAL;
1310 rs->sr_err = LDAP_SUCCESS;
1311 return LDAP_SUCCESS;
1314 #define READMSG(post, msg) \
1315 ( post ? "postread control: " msg : "preread control: " msg )
1324 ber_len_t siz, off, i;
1326 AttributeName *an = NULL;
1328 if ( ( post && op->o_postread != SLAP_CONTROL_NONE ) ||
1329 ( !post && op->o_preread != SLAP_CONTROL_NONE ) )
1331 rs->sr_text = READMSG( post, "specified multiple times" );
1332 return LDAP_PROTOCOL_ERROR;
1335 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1336 rs->sr_text = READMSG( post, "value is absent" );
1337 return LDAP_PROTOCOL_ERROR;
1340 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1341 rs->sr_text = READMSG( post, "value is empty" );
1342 return LDAP_PROTOCOL_ERROR;
1346 if ( op->o_txnSpec ) { /* temporary limitation */
1347 rs->sr_text = READMSG( post, "cannot perform in transaction" );
1348 return LDAP_UNWILLING_TO_PERFORM;
1352 ber = ber_init( &ctrl->ldctl_value );
1353 if ( ber == NULL ) {
1354 rs->sr_text = READMSG( post, "internal error" );
1358 rs->sr_err = LDAP_SUCCESS;
1359 siz = sizeof( AttributeName );
1360 off = offsetof( AttributeName, an_name );
1361 if ( ber_scanf( ber, "{M}", &an, &siz, off ) == LBER_ERROR ) {
1362 rs->sr_text = READMSG( post, "decoding error" );
1363 rs->sr_err = LDAP_PROTOCOL_ERROR;
1367 for ( i = 0; i < siz; i++ ) {
1368 const char *dummy = NULL;
1371 an[i].an_desc = NULL;
1373 an[i].an_oc_exclude = 0;
1374 rc = slap_bv2ad( &an[i].an_name, &an[i].an_desc, &dummy );
1375 if ( rc == LDAP_SUCCESS ) {
1376 an[i].an_name = an[i].an_desc->ad_cname;
1380 static struct berval special_attrs[] = {
1381 BER_BVC( LDAP_NO_ATTRS ),
1382 BER_BVC( LDAP_ALL_USER_ATTRIBUTES ),
1383 BER_BVC( LDAP_ALL_OPERATIONAL_ATTRIBUTES ),
1387 /* deal with special attribute types */
1388 for ( j = 0; !BER_BVISNULL( &special_attrs[ j ] ); j++ ) {
1389 if ( bvmatch( &an[i].an_name, &special_attrs[ j ] ) ) {
1390 an[i].an_name = special_attrs[ j ];
1395 if ( BER_BVISNULL( &special_attrs[ j ] ) && ctrl->ldctl_iscritical ) {
1397 rs->sr_text = dummy ? dummy
1398 : READMSG( post, "unknown attributeType" );
1405 op->o_postread_attrs = an;
1406 op->o_postread = ctrl->ldctl_iscritical
1407 ? SLAP_CONTROL_CRITICAL
1408 : SLAP_CONTROL_NONCRITICAL;
1410 op->o_preread_attrs = an;
1411 op->o_preread = ctrl->ldctl_iscritical
1412 ? SLAP_CONTROL_CRITICAL
1413 : SLAP_CONTROL_NONCRITICAL;
1417 (void) ber_free( ber, 1 );
1421 static int parsePreRead (
1426 return parseReadAttrs( op, rs, ctrl, 0 );
1429 static int parsePostRead (
1434 return parseReadAttrs( op, rs, ctrl, 1 );
1437 static int parseValuesReturnFilter (
1443 struct berval fstr = BER_BVNULL;
1445 if ( op->o_valuesreturnfilter != SLAP_CONTROL_NONE ) {
1446 rs->sr_text = "valuesReturnFilter control specified multiple times";
1447 return LDAP_PROTOCOL_ERROR;
1450 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1451 rs->sr_text = "valuesReturnFilter control value is absent";
1452 return LDAP_PROTOCOL_ERROR;
1455 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1456 rs->sr_text = "valuesReturnFilter control value is empty";
1457 return LDAP_PROTOCOL_ERROR;
1460 ber = ber_init( &(ctrl->ldctl_value) );
1462 rs->sr_text = "internal error";
1466 rs->sr_err = get_vrFilter( op, ber,
1467 (ValuesReturnFilter **)&(op->o_vrFilter), &rs->sr_text);
1469 (void) ber_free( ber, 1 );
1471 if( rs->sr_err != LDAP_SUCCESS ) {
1472 if( rs->sr_err == SLAPD_DISCONNECT ) {
1473 rs->sr_err = LDAP_PROTOCOL_ERROR;
1474 send_ldap_disconnect( op, rs );
1475 rs->sr_err = SLAPD_DISCONNECT;
1477 send_ldap_result( op, rs );
1479 if( op->o_vrFilter != NULL) vrFilter_free( op, op->o_vrFilter );
1483 vrFilter2bv( op, op->o_vrFilter, &fstr );
1486 Debug( LDAP_DEBUG_ARGS, " vrFilter: %s\n",
1487 fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
1488 op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
1491 op->o_valuesreturnfilter = ctrl->ldctl_iscritical
1492 ? SLAP_CONTROL_CRITICAL
1493 : SLAP_CONTROL_NONCRITICAL;
1495 rs->sr_err = LDAP_SUCCESS;
1496 return LDAP_SUCCESS;
1499 static int parseSubentries (
1504 if ( op->o_subentries != SLAP_CONTROL_NONE ) {
1505 rs->sr_text = "subentries control specified multiple times";
1506 return LDAP_PROTOCOL_ERROR;
1509 /* FIXME: should use BER library */
1510 if( ( ctrl->ldctl_value.bv_len != 3 )
1511 || ( ctrl->ldctl_value.bv_val[0] != 0x01 )
1512 || ( ctrl->ldctl_value.bv_val[1] != 0x01 ))
1514 rs->sr_text = "subentries control value encoding is bogus";
1515 return LDAP_PROTOCOL_ERROR;
1518 op->o_subentries = ctrl->ldctl_iscritical
1519 ? SLAP_CONTROL_CRITICAL
1520 : SLAP_CONTROL_NONCRITICAL;
1522 if (ctrl->ldctl_value.bv_val[2]) {
1523 set_subentries_visibility( op );
1526 return LDAP_SUCCESS;
1529 static int parsePermissiveModify (
1534 if ( op->o_permissive_modify != SLAP_CONTROL_NONE ) {
1535 rs->sr_text = "permissiveModify control specified multiple times";
1536 return LDAP_PROTOCOL_ERROR;
1539 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1540 rs->sr_text = "permissiveModify control value not absent";
1541 return LDAP_PROTOCOL_ERROR;
1544 op->o_permissive_modify = ctrl->ldctl_iscritical
1545 ? SLAP_CONTROL_CRITICAL
1546 : SLAP_CONTROL_NONCRITICAL;
1548 return LDAP_SUCCESS;
1551 static int parseDomainScope (
1556 if ( op->o_domain_scope != SLAP_CONTROL_NONE ) {
1557 rs->sr_text = "domainScope control specified multiple times";
1558 return LDAP_PROTOCOL_ERROR;
1561 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1562 rs->sr_text = "domainScope control value not empty";
1563 return LDAP_PROTOCOL_ERROR;
1566 op->o_domain_scope = ctrl->ldctl_iscritical
1567 ? SLAP_CONTROL_CRITICAL
1568 : SLAP_CONTROL_NONCRITICAL;
1570 return LDAP_SUCCESS;
1573 #ifdef SLAP_CONTROL_X_TREE_DELETE
1574 static int parseTreeDelete (
1579 if ( op->o_tree_delete != SLAP_CONTROL_NONE ) {
1580 rs->sr_text = "treeDelete control specified multiple times";
1581 return LDAP_PROTOCOL_ERROR;
1584 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1585 rs->sr_text = "treeDelete control value not absent";
1586 return LDAP_PROTOCOL_ERROR;
1589 op->o_tree_delete = ctrl->ldctl_iscritical
1590 ? SLAP_CONTROL_CRITICAL
1591 : SLAP_CONTROL_NONCRITICAL;
1593 return LDAP_SUCCESS;
1597 static int parseSearchOptions (
1603 ber_int_t search_flags;
1606 if ( BER_BVISNULL( &ctrl->ldctl_value )) {
1607 rs->sr_text = "searchOptions control value is absent";
1608 return LDAP_PROTOCOL_ERROR;
1611 if ( BER_BVISEMPTY( &ctrl->ldctl_value )) {
1612 rs->sr_text = "searchOptions control value is empty";
1613 return LDAP_PROTOCOL_ERROR;
1616 ber = ber_init( &ctrl->ldctl_value );
1618 rs->sr_text = "internal error";
1622 tag = ber_scanf( ber, "{i}", &search_flags );
1623 (void) ber_free( ber, 1 );
1625 if ( tag == LBER_ERROR ) {
1626 rs->sr_text = "searchOptions control decoding error";
1627 return LDAP_PROTOCOL_ERROR;
1630 if ( search_flags & LDAP_SEARCH_FLAG_DOMAIN_SCOPE ) {
1631 if ( op->o_domain_scope != SLAP_CONTROL_NONE ) {
1632 rs->sr_text = "searchOptions control specified multiple times "
1633 "or with domainScope control";
1634 return LDAP_PROTOCOL_ERROR;
1637 op->o_domain_scope = ctrl->ldctl_iscritical
1638 ? SLAP_CONTROL_CRITICAL
1639 : SLAP_CONTROL_NONCRITICAL;
1642 if ( search_flags & ~(LDAP_SEARCH_FLAG_DOMAIN_SCOPE) ) {
1643 /* Other search flags not recognised so far,
1645 * LDAP_SEARCH_FLAG_PHANTOM_ROOM
1647 rs->sr_text = "searchOptions contained unrecognized flag";
1648 return LDAP_UNWILLING_TO_PERFORM;
1651 return LDAP_SUCCESS;
1654 #ifdef SLAP_CONTROL_X_SESSION_TRACKING
1655 struct berval session_tracking_formats[] = {
1656 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_RADIUS_ACCT_SESSION_ID ),
1657 BER_BVC( "RADIUS-Acct-Session-Id" ),
1658 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_RADIUS_ACCT_MULTI_SESSION_ID ),
1659 BER_BVC( "RADIUS-Acct-Multi-Session-Id" ),
1660 BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_USERNAME ),
1661 BER_BVC( "USERNAME" ),
1666 static int parseSessionTracking(
1676 struct berval sessionSourceIp = BER_BVNULL,
1677 sessionSourceName = BER_BVNULL,
1678 formatOID = BER_BVNULL,
1679 sessionTrackingIdentifier = BER_BVNULL;
1681 size_t st_len, st_pos;
1683 if ( ctrl->ldctl_iscritical ) {
1684 rs->sr_text = "sessionTracking criticality is TRUE";
1685 return LDAP_PROTOCOL_ERROR;
1688 if ( BER_BVISNULL( &ctrl->ldctl_value ) ) {
1689 rs->sr_text = "sessionTracking control value is absent";
1690 return LDAP_PROTOCOL_ERROR;
1693 if ( BER_BVISEMPTY( &ctrl->ldctl_value ) ) {
1694 rs->sr_text = "sessionTracking control value is empty";
1695 return LDAP_PROTOCOL_ERROR;
1698 /* TODO: add the capability to determine if a client is allowed
1699 * to use this control, based on identity, ip and so */
1701 ber = ber_init( &ctrl->ldctl_value );
1702 if ( ber == NULL ) {
1703 rs->sr_text = "internal error";
1707 tag = ber_skip_tag( ber, &len );
1708 if ( tag != LBER_SEQUENCE ) {
1713 /* sessionSourceIp */
1714 tag = ber_peek_tag( ber, &len );
1715 if ( tag == LBER_DEFAULT ) {
1721 tag = ber_skip_tag( ber, &len );
1723 } else if ( len > 128 ) {
1724 rs->sr_text = "sessionTracking.sessionSourceIp too long";
1725 rs->sr_err = LDAP_PROTOCOL_ERROR;
1729 tag = ber_scanf( ber, "m", &sessionSourceIp );
1732 if ( ldif_is_not_printable( sessionSourceIp.bv_val, sessionSourceIp.bv_len ) ) {
1733 BER_BVZERO( &sessionSourceIp );
1736 /* sessionSourceName */
1737 tag = ber_peek_tag( ber, &len );
1738 if ( tag == LBER_DEFAULT ) {
1744 tag = ber_skip_tag( ber, &len );
1746 } else if ( len > 65536 ) {
1747 rs->sr_text = "sessionTracking.sessionSourceName too long";
1748 rs->sr_err = LDAP_PROTOCOL_ERROR;
1752 tag = ber_scanf( ber, "m", &sessionSourceName );
1755 if ( ldif_is_not_printable( sessionSourceName.bv_val, sessionSourceName.bv_len ) ) {
1756 BER_BVZERO( &sessionSourceName );
1760 tag = ber_peek_tag( ber, &len );
1761 if ( tag == LBER_DEFAULT ) {
1767 rs->sr_text = "sessionTracking.formatOID empty";
1768 rs->sr_err = LDAP_PROTOCOL_ERROR;
1771 } else if ( len > 1024 ) {
1772 rs->sr_text = "sessionTracking.formatOID too long";
1773 rs->sr_err = LDAP_PROTOCOL_ERROR;
1777 tag = ber_scanf( ber, "m", &formatOID );
1780 rc = numericoidValidate( NULL, &formatOID );
1781 if ( rc != LDAP_SUCCESS ) {
1782 rs->sr_text = "sessionTracking.formatOID invalid";
1786 for ( i = 0; !BER_BVISNULL( &session_tracking_formats[ i ] ); i += 2 )
1788 if ( bvmatch( &formatOID, &session_tracking_formats[ i ] ) ) {
1789 formatOID = session_tracking_formats[ i + 1 ];
1794 /* sessionTrackingIdentifier */
1795 tag = ber_peek_tag( ber, &len );
1796 if ( tag == LBER_DEFAULT ) {
1802 tag = ber_skip_tag( ber, &len );
1805 /* note: should not be more than 65536... */
1806 tag = ber_scanf( ber, "m", &sessionTrackingIdentifier );
1807 if ( ldif_is_not_printable( sessionTrackingIdentifier.bv_val, sessionTrackingIdentifier.bv_len ) ) {
1808 /* we want the OID printed, at least */
1809 BER_BVSTR( &sessionTrackingIdentifier, "" );
1814 tag = ber_skip_tag( ber, &len );
1815 if ( tag != LBER_DEFAULT || len != 0 ) {
1822 if ( !BER_BVISNULL( &sessionSourceIp ) ) {
1823 st_len += STRLENOF( "IP=" ) + sessionSourceIp.bv_len;
1825 if ( !BER_BVISNULL( &sessionSourceName ) ) {
1826 if ( st_len ) st_len++;
1827 st_len += STRLENOF( "NAME=" ) + sessionSourceName.bv_len;
1829 if ( !BER_BVISNULL( &sessionTrackingIdentifier ) ) {
1830 if ( st_len ) st_len++;
1831 st_len += formatOID.bv_len + STRLENOF( "=" )
1832 + sessionTrackingIdentifier.bv_len;
1835 if ( st_len == 0 ) {
1839 st_len += STRLENOF( " []" );
1840 st_pos = strlen( op->o_log_prefix );
1842 if ( sizeof( op->o_log_prefix ) - st_pos > st_len ) {
1843 char *ptr = &op->o_log_prefix[ st_pos ];
1845 ptr = lutil_strcopy( ptr, " [" /*]*/ );
1848 if ( !BER_BVISNULL( &sessionSourceIp ) ) {
1849 ptr = lutil_strcopy( ptr, "IP=" );
1850 ptr = lutil_strcopy( ptr, sessionSourceIp.bv_val );
1854 if ( !BER_BVISNULL( &sessionSourceName ) ) {
1855 if ( st_len ) *ptr++ = ' ';
1856 ptr = lutil_strcopy( ptr, "NAME=" );
1857 ptr = lutil_strcopy( ptr, sessionSourceName.bv_val );
1861 if ( !BER_BVISNULL( &sessionTrackingIdentifier ) ) {
1862 if ( st_len ) *ptr++ = ' ';
1863 ptr = lutil_strcopy( ptr, formatOID.bv_val );
1865 ptr = lutil_strcopy( ptr, sessionTrackingIdentifier.bv_val );
1873 (void)ber_free( ber, 1 );
1875 if ( tag == LBER_ERROR ) {
1876 rs->sr_text = "sessionTracking control decoding error";
1877 return LDAP_PROTOCOL_ERROR;
1885 slap_ctrl_session_tracking_add(
1889 struct berval *name,
1893 BerElementBuffer berbuf;
1894 BerElement *ber = (BerElement *)&berbuf;
1896 static struct berval oid = BER_BVC( LDAP_CONTROL_X_SESSION_TRACKING_USERNAME );
1898 assert( ctrl != NULL );
1900 ber_init2( ber, NULL, LBER_USE_DER );
1902 ber_printf( ber, "{OOOO}", ip, name, &oid, id );
1904 if ( ber_flatten2( ber, &ctrl->ldctl_value, 0 ) == -1 ) {
1905 rs->sr_err = LDAP_OTHER;
1909 ctrl->ldctl_oid = LDAP_CONTROL_X_SESSION_TRACKING;
1910 ctrl->ldctl_iscritical = 0;
1912 rs->sr_err = LDAP_SUCCESS;
1919 slap_ctrl_session_tracking_request_add( Operation *op, SlapReply *rs, LDAPControl *ctrl )
1921 static struct berval bv_unknown = BER_BVC( SLAP_STRING_UNKNOWN );
1922 struct berval ip = BER_BVNULL,
1926 if ( !BER_BVISNULL( &op->o_conn->c_peer_name ) &&
1927 memcmp( op->o_conn->c_peer_name.bv_val, "IP=", STRLENOF( "IP=" ) ) == 0 )
1931 ip.bv_val = op->o_conn->c_peer_name.bv_val + STRLENOF( "IP=" );
1932 ip.bv_len = op->o_conn->c_peer_name.bv_len - STRLENOF( "IP=" );
1934 ptr = ber_bvchr( &ip, ':' );
1936 ip.bv_len = ptr - ip.bv_val;
1940 if ( !BER_BVISNULL( &op->o_conn->c_peer_domain ) &&
1941 !bvmatch( &op->o_conn->c_peer_domain, &bv_unknown ) )
1943 name = op->o_conn->c_peer_domain;
1946 if ( !BER_BVISNULL( &op->o_dn ) && !BER_BVISEMPTY( &op->o_dn ) ) {
1950 return slap_ctrl_session_tracking_add( op, rs, &ip, &name, &id, ctrl );
1954 #ifdef SLAP_CONTROL_X_WHATFAILED
1955 static int parseWhatFailed(
1960 if ( op->o_whatFailed != SLAP_CONTROL_NONE ) {
1961 rs->sr_text = "\"WHat Failed?\" control specified multiple times";
1962 return LDAP_PROTOCOL_ERROR;
1965 if ( !BER_BVISNULL( &ctrl->ldctl_value )) {
1966 rs->sr_text = "\"What Failed?\" control value not absent";
1967 return LDAP_PROTOCOL_ERROR;
1970 op->o_whatFailed = ctrl->ldctl_iscritical
1971 ? SLAP_CONTROL_CRITICAL
1972 : SLAP_CONTROL_NONCRITICAL;
1974 return LDAP_SUCCESS;
1978 slap_ctrl_whatFailed_add(
1983 BerElementBuffer berbuf;
1984 BerElement *ber = (BerElement *) &berbuf;
1985 LDAPControl **ctrls = NULL;
1986 struct berval ctrlval;
1987 int i, rc = LDAP_SUCCESS;
1989 ber_init2( ber, NULL, LBER_USE_DER );
1990 ber_set_option( ber, LBER_OPT_BER_MEMCTX, &op->o_tmpmemctx );
1991 ber_printf( ber, "[" /*]*/ );
1992 for ( i = 0; oids[ i ] != NULL; i++ ) {
1993 ber_printf( ber, "s", oids[ i ] );
1995 ber_printf( ber, /*[*/ "]" );
1997 if ( ber_flatten2( ber, &ctrlval, 0 ) == -1 ) {
2003 if ( rs->sr_ctrls != NULL ) {
2004 for ( ; rs->sr_ctrls[ i ] != NULL; i++ ) {
2005 if ( strcmp( rs->sr_ctrls[ i ]->ldctl_oid, LDAP_CONTROL_X_WHATFAILED ) != 0 ) {
2012 ctrls = op->o_tmprealloc( rs->sr_ctrls,
2013 sizeof(LDAPControl *)*( i + 2 )
2014 + sizeof(LDAPControl)
2015 + ctrlval.bv_len + 1,
2017 if ( ctrls == NULL ) {
2021 ctrls[ i + 1 ] = NULL;
2022 ctrls[ i ] = (LDAPControl *)&ctrls[ i + 2 ];
2023 ctrls[ i ]->ldctl_oid = LDAP_CONTROL_X_WHATFAILED;
2024 ctrls[ i ]->ldctl_iscritical = 0;
2025 ctrls[ i ]->ldctl_value.bv_val = (char *)&ctrls[ i ][ 1 ];
2026 AC_MEMCPY( ctrls[ i ]->ldctl_value.bv_val, ctrlval.bv_val, ctrlval.bv_len + 1 );
2027 ctrls[ i ]->ldctl_value.bv_len = ctrlval.bv_len;
2029 ber_free_buf( ber );
2031 rs->sr_ctrls = ctrls;