3 * Copyright 1999-2003 The OpenLDAP Foundation.
6 * Redistribution and use in source and binary forms are permitted only
7 * as authorized by the OpenLDAP Public License. A copy of this
8 * license is available at http://www.OpenLDAP.org/license.html or
9 * in file LICENSE in the top-level directory of the distribution.
15 #include <ac/string.h>
16 #include <ac/socket.h>
20 #include "../../libraries/liblber/lber-int.h"
22 static SLAP_CTRL_PARSE_FN parseProxyAuthz;
23 static SLAP_CTRL_PARSE_FN parseManageDSAit;
24 static SLAP_CTRL_PARSE_FN parseNoOp;
25 static SLAP_CTRL_PARSE_FN parsePagedResults;
26 static SLAP_CTRL_PARSE_FN parseValuesReturnFilter;
27 static SLAP_CTRL_PARSE_FN parsePermissiveModify;
28 static SLAP_CTRL_PARSE_FN parseDomainScope;
30 #ifdef LDAP_CONTROL_SUBENTRIES
31 static SLAP_CTRL_PARSE_FN parseSubentries;
33 #ifdef LDAP_CLIENT_UPDATE
34 static SLAP_CTRL_PARSE_FN parseClientUpdate;
37 static SLAP_CTRL_PARSE_FN parseLdupSync;
40 #undef sc_mask /* avoid conflict with Irix 6.5 <sys/signal.h> */
42 static char *proxy_authz_extops[] = {
43 LDAP_EXOP_MODIFY_PASSWD,
55 * Operations supported by control
60 * Extended operations supported by control
62 char **sc_extendedops;
65 * Control parsing callback
67 SLAP_CTRL_PARSE_FN *sc_parse;
69 LDAP_SLIST_ENTRY(slap_control) sc_next;
72 static LDAP_SLIST_HEAD(ControlsList, slap_control) controls_list
73 = LDAP_SLIST_HEAD_INITIALIZER(&controls_list);
76 * all known request control OIDs should be added to this list
78 char **slap_known_controls = NULL;
80 static struct slap_control control_defs[] = {
81 { LDAP_CONTROL_VALUESRETURNFILTER,
82 SLAP_CTRL_SEARCH, NULL,
83 parseValuesReturnFilter, LDAP_SLIST_ENTRY_INITIALIZER(next) },
84 #ifdef LDAP_CONTROL_PAGEDRESULTS
85 { LDAP_CONTROL_PAGEDRESULTS,
86 SLAP_CTRL_SEARCH, NULL,
87 parsePagedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
89 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
90 { LDAP_CONTROL_X_DOMAIN_SCOPE,
91 SLAP_CTRL_FRONTEND|SLAP_CTRL_SEARCH, NULL,
92 parseDomainScope, LDAP_SLIST_ENTRY_INITIALIZER(next) },
94 #ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
95 { LDAP_CONTROL_X_PERMISSIVE_MODIFY,
96 SLAP_CTRL_MODIFY, NULL,
97 parsePermissiveModify, LDAP_SLIST_ENTRY_INITIALIZER(next) },
99 #ifdef LDAP_CONTROL_SUBENTRIES
100 { LDAP_CONTROL_SUBENTRIES,
101 SLAP_CTRL_SEARCH, NULL,
102 parseSubentries, LDAP_SLIST_ENTRY_INITIALIZER(next) },
105 SLAP_CTRL_ACCESS, NULL,
106 parseNoOp, LDAP_SLIST_ENTRY_INITIALIZER(next) },
107 #ifdef LDAP_CLIENT_UPDATE
108 { LDAP_CONTROL_CLIENT_UPDATE,
109 SLAP_CTRL_SEARCH, NULL,
110 parseClientUpdate, LDAP_SLIST_ENTRY_INITIALIZER(next) },
114 SLAP_CTRL_SEARCH, NULL,
115 parseLdupSync, LDAP_SLIST_ENTRY_INITIALIZER(next) },
117 { LDAP_CONTROL_MANAGEDSAIT,
118 SLAP_CTRL_ACCESS, NULL,
119 parseManageDSAit, LDAP_SLIST_ENTRY_INITIALIZER(next) },
120 { LDAP_CONTROL_PROXY_AUTHZ,
121 SLAP_CTRL_FRONTEND|SLAP_CTRL_ACCESS, proxy_authz_extops,
122 parseProxyAuthz, LDAP_SLIST_ENTRY_INITIALIZER(next) },
123 { NULL, 0, NULL, 0, LDAP_SLIST_ENTRY_INITIALIZER(next) }
127 * Register a supported control.
129 * This can be called by an OpenLDAP plugin or, indirectly, by a
130 * SLAPI plugin calling slapi_register_supported_control().
133 register_supported_control(const char *controloid,
134 slap_mask_t controlmask,
136 SLAP_CTRL_PARSE_FN *controlparsefn)
138 struct slap_control *sc;
141 if ( controloid == NULL ) {
142 return LDAP_PARAM_ERROR;
145 sc = (struct slap_control *)SLAP_MALLOC( sizeof( *sc ) );
147 return LDAP_NO_MEMORY;
149 sc->sc_oid = ch_strdup( controloid );
150 sc->sc_mask = controlmask;
151 if ( controlexops != NULL ) {
152 sc->sc_extendedops = ldap_charray_dup( controlexops );
153 if ( sc->sc_extendedops == NULL ) {
155 return LDAP_NO_MEMORY;
158 sc->sc_extendedops = NULL;
160 sc->sc_parse = controlparsefn;
162 /* Update slap_known_controls, too. */
163 if ( slap_known_controls == NULL ) {
164 slap_known_controls = (char **)SLAP_MALLOC( 2 * sizeof(char *) );
165 if ( slap_known_controls == NULL ) {
166 if ( sc->sc_extendedops != NULL ) ldap_charray_free( sc->sc_extendedops );
168 return LDAP_NO_MEMORY;
170 slap_known_controls[0] = ch_strdup( sc->sc_oid );
171 slap_known_controls[1] = NULL;
173 for ( i = 0; slap_known_controls[i] != NULL; i++ )
175 slap_known_controls = (char **)SLAP_REALLOC( slap_known_controls, (i + 2) * sizeof(char *) );
176 if ( slap_known_controls == NULL ) {
177 if ( sc->sc_extendedops != NULL ) ldap_charray_free( sc->sc_extendedops );
179 return LDAP_NO_MEMORY;
181 slap_known_controls[i++] = ch_strdup( sc->sc_oid );
182 slap_known_controls[i] = NULL;
185 LDAP_SLIST_NEXT( sc, sc_next ) = NULL;
186 LDAP_SLIST_INSERT_HEAD( &controls_list, sc, sc_next );
192 * One-time initialization of internal controls.
195 slap_controls_init( void )
198 struct slap_control *sc;
202 for ( i = 0; control_defs[i].sc_oid != NULL; i++ ) {
203 rc = register_supported_control( control_defs[i].sc_oid,
204 control_defs[i].sc_mask, control_defs[i].sc_extendedops,
205 control_defs[i].sc_parse );
206 if ( rc != LDAP_SUCCESS )
214 * Free memory associated with list of supported controls.
217 controls_destroy( void )
219 struct slap_control *sc;
221 while ( !LDAP_SLIST_EMPTY(&controls_list) ) {
222 sc = LDAP_SLIST_FIRST(&controls_list);
223 LDAP_SLIST_REMOVE_HEAD(&controls_list, sc_next);
225 ch_free( sc->sc_oid );
226 if ( sc->sc_extendedops != NULL ) {
227 ldap_charray_free( sc->sc_extendedops );
231 ldap_charray_free( slap_known_controls );
235 * Format the supportedControl attribute of the root DSE,
236 * detailing which controls are supported by the directory
240 controls_root_dse_info( Entry *e )
242 AttributeDescription *ad_supportedControl
243 = slap_schema.si_ad_supportedControl;
244 struct berval vals[2];
245 struct slap_control *sc;
247 vals[1].bv_val = NULL;
250 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
251 vals[0].bv_val = sc->sc_oid;
252 vals[0].bv_len = strlen( sc->sc_oid );
253 if ( attr_merge( e, ad_supportedControl, vals, NULL ) )
261 * Return a list of OIDs and operation masks for supported
262 * controls. Used by SLAPI.
265 get_supported_controls(char ***ctrloidsp,
266 slap_mask_t **ctrlmasks)
272 struct slap_control *sc;
276 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
286 oids = (char **)SLAP_MALLOC( (n + 1) * sizeof(char *) );
287 if ( oids == NULL ) {
288 return LDAP_NO_MEMORY;
290 masks = (slap_mask_t *)SLAP_MALLOC( (n + 1) * sizeof(slap_mask_t) );
291 if ( masks == NULL ) {
293 return LDAP_NO_MEMORY;
298 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
299 oids[n] = ch_strdup( sc->sc_oid );
300 masks[n] = sc->sc_mask;
313 * Find a control given its OID.
315 static struct slap_control *
316 find_ctrl( const char *oid )
318 struct slap_control *sc;
320 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
321 if ( strcmp( oid, sc->sc_oid ) == 0 ) {
338 BerElement *ber = op->o_ber;
339 struct slap_control *sc;
341 len = ber_pvt_ber_remaining(ber);
345 rs->sr_err = LDAP_SUCCESS;
349 if(( tag = ber_peek_tag( ber, &len )) != LDAP_TAG_CONTROLS ) {
350 if( tag == LBER_ERROR ) {
351 rs->sr_err = SLAPD_DISCONNECT;
352 rs->sr_text = "unexpected data in PDU";
359 LDAP_LOG( OPERATION, ENTRY,
360 "get_ctrls: conn %lu\n", op->o_connid, 0, 0 );
362 Debug( LDAP_DEBUG_TRACE,
363 "=> get_ctrls\n", 0, 0, 0 );
366 if( op->o_protocol < LDAP_VERSION3 ) {
367 rs->sr_err = SLAPD_DISCONNECT;
368 rs->sr_text = "controls require LDAPv3";
372 /* one for first control, one for termination */
373 op->o_ctrls = ch_malloc( 2 * sizeof(LDAPControl *) );
376 if( op->ctrls == NULL ) {
377 rs->sr_err = LDAP_NO_MEMORY;
378 rs->sr_text = "no memory";
383 op->o_ctrls[nctrls] = NULL;
385 /* step through each element */
386 for( tag = ber_first_element( ber, &len, &opaque );
388 tag = ber_next_element( ber, &len, opaque ) )
391 LDAPControl **tctrls;
393 c = ch_calloc( 1, sizeof(LDAPControl) );
397 ldap_controls_free(op->o_ctrls);
400 rs->sr_err = LDAP_NO_MEMORY;
401 rs->sr_text = "no memory";
406 /* allocate pointer space for current controls (nctrls)
407 * + this control + extra NULL
409 tctrls = ch_realloc( op->o_ctrls,
410 (nctrls+2) * sizeof(LDAPControl *));
413 if( tctrls == NULL ) {
415 ldap_controls_free(op->o_ctrls);
418 rs->sr_err = LDAP_NO_MEMORY;
419 rs->sr_text = "no memory";
423 op->o_ctrls = tctrls;
425 op->o_ctrls[nctrls++] = c;
426 op->o_ctrls[nctrls] = NULL;
428 tag = ber_scanf( ber, "{a" /*}*/, &c->ldctl_oid );
430 if( tag == LBER_ERROR ) {
432 LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu get OID failed.\n",
433 op->o_connid, 0, 0 );
435 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get oid failed.\n",
439 ldap_controls_free( op->o_ctrls );
441 rs->sr_err = SLAPD_DISCONNECT;
442 rs->sr_text = "decoding controls error";
445 } else if( c->ldctl_oid == NULL ) {
447 LDAP_LOG( OPERATION, INFO,
448 "get_ctrls: conn %lu got emtpy OID.\n",
449 op->o_connid, 0, 0 );
451 Debug( LDAP_DEBUG_TRACE,
452 "get_ctrls: conn %lu got emtpy OID.\n",
453 op->o_connid, 0, 0 );
456 ldap_controls_free( op->o_ctrls );
458 rs->sr_err = LDAP_PROTOCOL_ERROR;
459 rs->sr_text = "OID field is empty";
463 tag = ber_peek_tag( ber, &len );
465 if( tag == LBER_BOOLEAN ) {
467 tag = ber_scanf( ber, "b", &crit );
469 if( tag == LBER_ERROR ) {
471 LDAP_LOG( OPERATION, INFO,
472 "get_ctrls: conn %lu get crit failed.\n",
473 op->o_connid, 0, 0 );
475 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get crit failed.\n",
478 ldap_controls_free( op->o_ctrls );
480 rs->sr_err = SLAPD_DISCONNECT;
481 rs->sr_text = "decoding controls error";
485 c->ldctl_iscritical = (crit != 0);
486 tag = ber_peek_tag( ber, &len );
489 if( tag == LBER_OCTETSTRING ) {
490 tag = ber_scanf( ber, "o", &c->ldctl_value );
492 if( tag == LBER_ERROR ) {
494 LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu: "
495 "%s (%scritical): get value failed.\n",
496 op->o_connid, c->ldctl_oid,
497 c->ldctl_iscritical ? "" : "non" );
499 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: conn %lu: "
500 "%s (%scritical): get value failed.\n",
501 op->o_connid, c->ldctl_oid,
502 c->ldctl_iscritical ? "" : "non" );
504 ldap_controls_free( op->o_ctrls );
506 rs->sr_err = SLAPD_DISCONNECT;
507 rs->sr_text = "decoding controls error";
513 LDAP_LOG( OPERATION, INFO,
514 "get_ctrls: conn %lu oid=\"%s\" (%scritical)\n",
515 op->o_connid, c->ldctl_oid, c->ldctl_iscritical ? "" : "non" );
517 Debug( LDAP_DEBUG_TRACE,
518 "=> get_ctrls: oid=\"%s\" (%scritical)\n",
519 c->ldctl_oid, c->ldctl_iscritical ? "" : "non", 0 );
522 sc = find_ctrl( c->ldctl_oid );
524 /* recognized control */
526 switch( op->o_tag ) {
528 tagmask = SLAP_CTRL_ADD;
531 tagmask = SLAP_CTRL_BIND;
533 case LDAP_REQ_COMPARE:
534 tagmask = SLAP_CTRL_COMPARE;
536 case LDAP_REQ_DELETE:
537 tagmask = SLAP_CTRL_DELETE;
539 case LDAP_REQ_MODIFY:
540 tagmask = SLAP_CTRL_MODIFY;
542 case LDAP_REQ_RENAME:
543 tagmask = SLAP_CTRL_RENAME;
545 case LDAP_REQ_SEARCH:
546 tagmask = SLAP_CTRL_SEARCH;
548 case LDAP_REQ_UNBIND:
549 tagmask = SLAP_CTRL_UNBIND;
551 case LDAP_REQ_ABANDON:
552 tagmask = SLAP_CTRL_ABANDON;
554 case LDAP_REQ_EXTENDED:
556 assert( op->ore_reqoid.bv_val != NULL );
557 if( sc->sc_extendedops != NULL ) {
559 for( i=0; sc->sc_extendedops[i] != NULL; i++ ) {
560 if( strcmp( op->ore_reqoid.bv_val, sc->sc_extendedops[i] )
570 rs->sr_err = LDAP_OTHER;
571 rs->sr_text = "controls internal error";
575 if (( sc->sc_mask & tagmask ) == tagmask ) {
576 /* available extension */
578 if( !sc->sc_parse ) {
579 rs->sr_err = LDAP_OTHER;
580 rs->sr_text = "not yet implemented";
584 rs->sr_err = sc->sc_parse( op, rs, c );
586 if( rs->sr_err != LDAP_SUCCESS ) goto return_results;
588 if ( sc->sc_mask & SLAP_CTRL_FRONTEND ) {
589 /* kludge to disable backend_control() check */
590 c->ldctl_iscritical = 0;
592 } else if ( tagmask == SLAP_CTRL_SEARCH &&
593 sc->sc_mask & SLAP_CTRL_FRONTEND_SEARCH )
595 /* kludge to disable backend_control() check */
596 c->ldctl_iscritical = 0;
599 } else if( c->ldctl_iscritical ) {
600 /* unavailable CRITICAL control */
601 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
602 rs->sr_text = "critical extension is unavailable";
606 } else if( c->ldctl_iscritical ) {
607 /* unrecognized CRITICAL control */
608 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
609 rs->sr_text = "critical extension is not recognized";
616 LDAP_LOG( OPERATION, RESULTS,
617 "get_ctrls: n=%d rc=%d err=\"%s\"\n",
618 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
620 Debug( LDAP_DEBUG_TRACE,
621 "<= get_ctrls: n=%d rc=%d err=\"%s\"\n",
622 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "");
625 if( sendres && rs->sr_err != LDAP_SUCCESS ) {
626 if( rs->sr_err == SLAPD_DISCONNECT ) {
627 rs->sr_err = LDAP_PROTOCOL_ERROR;
628 send_ldap_disconnect( op, rs );
629 rs->sr_err = SLAPD_DISCONNECT;
631 send_ldap_result( op, rs );
638 static int parseManageDSAit (
643 if ( op->o_managedsait != SLAP_NO_CONTROL ) {
644 rs->sr_text = "manageDSAit control specified multiple times";
645 return LDAP_PROTOCOL_ERROR;
648 if ( ctrl->ldctl_value.bv_len ) {
649 rs->sr_text = "manageDSAit control value not empty";
650 return LDAP_PROTOCOL_ERROR;
653 op->o_managedsait = ctrl->ldctl_iscritical
654 ? SLAP_CRITICAL_CONTROL
655 : SLAP_NONCRITICAL_CONTROL;
660 static int parseProxyAuthz (
666 struct berval dn = { 0, NULL };
668 if ( op->o_proxy_authz != SLAP_NO_CONTROL ) {
669 rs->sr_text = "proxy authorization control specified multiple times";
670 return LDAP_PROTOCOL_ERROR;
673 op->o_proxy_authz = ctrl->ldctl_iscritical
674 ? SLAP_CRITICAL_CONTROL
675 : SLAP_NONCRITICAL_CONTROL;
678 LDAP_LOG( OPERATION, ARGS,
679 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
681 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
684 Debug( LDAP_DEBUG_ARGS,
685 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
687 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
691 if( ctrl->ldctl_value.bv_len == 0 ) {
693 LDAP_LOG( OPERATION, RESULTS,
694 "parseProxyAuthz: conn=%lu anonymous\n",
695 op->o_connid, 0, 0 );
697 Debug( LDAP_DEBUG_TRACE,
698 "parseProxyAuthz: conn=%lu anonymous\n",
699 op->o_connid, 0, 0 );
703 free( op->o_dn.bv_val );
705 op->o_dn.bv_val = ch_strdup( "" );
707 free( op->o_ndn.bv_val );
708 op->o_ndn.bv_len = 0;
709 op->o_ndn.bv_val = ch_strdup( "" );
714 rc = slap_sasl_getdn( op->o_conn,
715 ctrl->ldctl_value.bv_val, ctrl->ldctl_value.bv_len,
716 NULL, &dn, SLAP_GETDN_AUTHZID );
718 if( rc != LDAP_SUCCESS || !dn.bv_len ) {
720 ch_free( dn.bv_val );
722 rs->sr_text = "authzId mapping failed";
723 return LDAP_PROXY_AUTHZ_FAILURE;
727 LDAP_LOG( OPERATION, RESULTS,
728 "parseProxyAuthz: conn=%lu \"%s\"\n",
730 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
732 Debug( LDAP_DEBUG_TRACE,
733 "parseProxyAuthz: conn=%lu \"%s\"\n",
735 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
738 rc = slap_sasl_authorized( op->o_conn, &op->o_ndn, &dn );
741 ch_free( dn.bv_val );
742 rs->sr_text = "not authorized to assume identity";
743 return LDAP_PROXY_AUTHZ_FAILURE;
746 ch_free( op->o_dn.bv_val );
747 ch_free( op->o_ndn.bv_val );
749 op->o_dn.bv_val = NULL;
753 * NOTE: since slap_sasl_getdn() returns a normalized dn,
754 * from now on op->o_dn is normalized
756 ber_dupbv( &op->o_dn, &dn );
761 static int parseNoOp (
766 if ( op->o_noop != SLAP_NO_CONTROL ) {
767 rs->sr_text = "noop control specified multiple times";
768 return LDAP_PROTOCOL_ERROR;
771 if ( ctrl->ldctl_value.bv_len ) {
772 rs->sr_text = "noop control value not empty";
773 return LDAP_PROTOCOL_ERROR;
776 op->o_noop = ctrl->ldctl_iscritical
777 ? SLAP_CRITICAL_CONTROL
778 : SLAP_NONCRITICAL_CONTROL;
783 #ifdef LDAP_CONTROL_PAGEDRESULTS
784 static int parsePagedResults (
792 struct berval cookie = { 0, NULL };
794 if ( op->o_pagedresults != SLAP_NO_CONTROL ) {
795 rs->sr_text = "paged results control specified multiple times";
796 return LDAP_PROTOCOL_ERROR;
799 if ( ctrl->ldctl_value.bv_len == 0 ) {
800 rs->sr_text = "paged results control value is empty (or absent)";
801 return LDAP_PROTOCOL_ERROR;
804 /* Parse the control value
805 * realSearchControlValue ::= SEQUENCE {
806 * size INTEGER (0..maxInt),
807 * -- requested page size from client
808 * -- result set size estimate from server
809 * cookie OCTET STRING
812 ber = ber_init( &ctrl->ldctl_value );
814 rs->sr_text = "internal error";
818 tag = ber_scanf( ber, "{im}", &size, &cookie );
819 (void) ber_free( ber, 1 );
821 if( tag == LBER_ERROR ) {
822 rs->sr_text = "paged results control could not be decoded";
823 return LDAP_PROTOCOL_ERROR;
827 rs->sr_text = "paged results control size invalid";
828 return LDAP_PROTOCOL_ERROR;
831 if( cookie.bv_len ) {
832 PagedResultsCookie reqcookie;
833 if( cookie.bv_len != sizeof( reqcookie ) ) {
835 rs->sr_text = "paged results cookie is invalid";
836 return LDAP_PROTOCOL_ERROR;
839 AC_MEMCPY( &reqcookie, cookie.bv_val, sizeof( reqcookie ));
841 if( reqcookie > op->o_pagedresults_state.ps_cookie ) {
843 rs->sr_text = "paged results cookie is invalid";
844 return LDAP_PROTOCOL_ERROR;
846 } else if( reqcookie < op->o_pagedresults_state.ps_cookie ) {
847 rs->sr_text = "paged results cookie is invalid or old";
848 return LDAP_UNWILLING_TO_PERFORM;
851 /* Initial request. Initialize state. */
852 op->o_pagedresults_state.ps_cookie = 0;
853 op->o_pagedresults_state.ps_id = NOID;
856 op->o_pagedresults_size = size;
858 op->o_pagedresults = ctrl->ldctl_iscritical
859 ? SLAP_CRITICAL_CONTROL
860 : SLAP_NONCRITICAL_CONTROL;
866 int parseValuesReturnFilter (
872 struct berval fstr = { 0, NULL };
873 const char *err_msg = "";
875 if ( op->o_valuesreturnfilter != SLAP_NO_CONTROL ) {
876 rs->sr_text = "valuesReturnFilter control specified multiple times";
877 return LDAP_PROTOCOL_ERROR;
880 if ( ctrl->ldctl_value.bv_len == 0 ) {
881 rs->sr_text = "valuesReturnFilter control value is empty (or absent)";
882 return LDAP_PROTOCOL_ERROR;
885 ber = ber_init( &(ctrl->ldctl_value) );
887 rs->sr_text = "internal error";
891 rs->sr_err = get_vrFilter( op->o_conn, ber, &(op->vrFilter), &rs->sr_text);
893 if( rs->sr_err != LDAP_SUCCESS ) {
894 if( rs->sr_err == SLAPD_DISCONNECT ) {
895 rs->sr_err = LDAP_PROTOCOL_ERROR;
896 send_ldap_disconnect( op, rs );
897 rs->sr_err = SLAPD_DISCONNECT;
899 send_ldap_result( op, rs );
901 if( fstr.bv_val != NULL) free( fstr.bv_val );
902 if( op->vrFilter != NULL) vrFilter_free( op->vrFilter );
905 vrFilter2bv( op->vrFilter, &fstr );
909 LDAP_LOG( OPERATION, ARGS,
910 "parseValuesReturnFilter: conn %d vrFilter: %s\n",
911 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
913 Debug( LDAP_DEBUG_ARGS, " vrFilter: %s\n",
914 fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
917 op->o_valuesreturnfilter = ctrl->ldctl_iscritical
918 ? SLAP_CRITICAL_CONTROL
919 : SLAP_NONCRITICAL_CONTROL;
921 rs->sr_err = LDAP_SUCCESS;
925 #ifdef LDAP_CONTROL_SUBENTRIES
926 static int parseSubentries (
931 if ( op->o_subentries != SLAP_NO_CONTROL ) {
932 rs->sr_text = "subentries control specified multiple times";
933 return LDAP_PROTOCOL_ERROR;
936 /* FIXME: should use BER library */
937 if( ( ctrl->ldctl_value.bv_len != 3 )
938 && ( ctrl->ldctl_value.bv_val[0] != 0x01 )
939 && ( ctrl->ldctl_value.bv_val[1] != 0x01 ))
941 rs->sr_text = "subentries control value encoding is bogus";
942 return LDAP_PROTOCOL_ERROR;
945 op->o_subentries = ctrl->ldctl_iscritical
946 ? SLAP_CRITICAL_CONTROL
947 : SLAP_NONCRITICAL_CONTROL;
949 op->o_subentries_visibility = (ctrl->ldctl_value.bv_val[2] != 0x00);
955 #ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
956 static int parsePermissiveModify (
961 if ( op->o_permissive_modify != SLAP_NO_CONTROL ) {
962 rs->sr_text = "permissiveModify control specified multiple times";
963 return LDAP_PROTOCOL_ERROR;
966 if ( ctrl->ldctl_value.bv_len ) {
967 rs->sr_text = "permissiveModify control value not empty";
968 return LDAP_PROTOCOL_ERROR;
971 op->o_permissive_modify = ctrl->ldctl_iscritical
972 ? SLAP_CRITICAL_CONTROL
973 : SLAP_NONCRITICAL_CONTROL;
979 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
980 static int parseDomainScope (
985 if ( op->o_domain_scope != SLAP_NO_CONTROL ) {
986 rs->sr_text = "domainScope control specified multiple times";
987 return LDAP_PROTOCOL_ERROR;
990 if ( ctrl->ldctl_value.bv_len ) {
991 rs->sr_text = "domainScope control value not empty";
992 return LDAP_PROTOCOL_ERROR;
995 op->o_domain_scope = ctrl->ldctl_iscritical
996 ? SLAP_CRITICAL_CONTROL
997 : SLAP_NONCRITICAL_CONTROL;
1003 #ifdef LDAP_CLIENT_UPDATE
1004 static int parseClientUpdate (
1014 struct berval scheme = { 0, NULL };
1015 struct berval cookie = { 0, NULL };
1017 if ( op->o_clientupdate != SLAP_NO_CONTROL ) {
1018 rs->sr_text = "LCUP client update control specified multiple times";
1019 return LDAP_PROTOCOL_ERROR;
1023 if ( op->o_sync != SLAP_NO_CONTROL ) {
1024 rs->sr_text = "LDAP Client Update and Sync controls used together";
1025 return LDAP_PROTOCOL_ERROR;
1029 if ( ctrl->ldctl_value.bv_len == 0 ) {
1030 rs->sr_text = "LCUP client update control value is empty (or absent)";
1031 return LDAP_PROTOCOL_ERROR;
1034 /* Parse the control value
1035 * ClientUpdateControlValue ::= SEQUENCE {
1036 * updateType ENUMERATED {
1037 * synchronizeOnly {0},
1038 * synchronizeAndPersist {1},
1039 * persistOnly {2} },
1040 * sendCookieInterval INTEGER OPTIONAL,
1041 * cookie LCUPCookie OPTIONAL
1045 ber = ber_init( &ctrl->ldctl_value );
1047 rs->sr_text = "internal error";
1051 if ( (tag = ber_scanf( ber, "{i" /*}*/, &type )) == LBER_ERROR ) {
1052 rs->sr_text = "LCUP client update control : decoding error";
1053 return LDAP_PROTOCOL_ERROR;
1057 case LDAP_CUP_SYNC_ONLY:
1058 type = SLAP_LCUP_SYNC;
1060 case LDAP_CUP_SYNC_AND_PERSIST:
1061 type = SLAP_LCUP_SYNC_AND_PERSIST;
1063 case LDAP_CUP_PERSIST_ONLY:
1064 type = SLAP_LCUP_PERSIST;
1067 rs->sr_text = "LCUP client update control : unknown update type";
1068 return LDAP_PROTOCOL_ERROR;
1071 if ( (tag = ber_peek_tag( ber, &len )) == LBER_DEFAULT ) {
1072 rs->sr_text = "LCUP client update control : decoding error";
1073 return LDAP_PROTOCOL_ERROR;
1076 if ( tag == LDAP_CUP_TAG_INTERVAL ) {
1077 if ( (tag = ber_scanf( ber, "i", &interval )) == LBER_ERROR ) {
1078 rs->sr_text = "LCUP client update control : decoding error";
1079 return LDAP_PROTOCOL_ERROR;
1082 if ( interval <= 0 ) {
1083 /* server chooses interval */
1084 interval = LDAP_CUP_DEFAULT_SEND_COOKIE_INTERVAL;
1088 /* server chooses interval */
1089 interval = LDAP_CUP_DEFAULT_SEND_COOKIE_INTERVAL;
1092 if ( (tag = ber_peek_tag( ber, &len )) == LBER_DEFAULT ) {
1093 rs->sr_text = "LCUP client update control : decoding error";
1094 return LDAP_PROTOCOL_ERROR;
1097 if ( tag == LDAP_CUP_TAG_COOKIE ) {
1098 if ( (tag = ber_scanf( ber, /*{*/ "{mm}}",
1099 &scheme, &cookie )) == LBER_ERROR )
1101 rs->sr_text = "LCUP client update control : decoding error";
1102 return LDAP_PROTOCOL_ERROR;
1106 /* TODO : Cookie Scheme Validation */
1108 if ( lcup_cookie_scheme_validate(scheme) != LDAP_SUCCESS ) {
1109 rs->sr_text = "Unsupported LCUP cookie scheme";
1110 return LCUP_UNSUPPORTED_SCHEME;
1113 if ( lcup_cookie_validate(scheme, cookie) != LDAP_SUCCESS ) {
1114 rs->sr_text = "Invalid LCUP cookie";
1115 return LCUP_INVALID_COOKIE;
1119 ber_dupbv( &op->o_clientupdate_state, &cookie );
1121 (void) ber_free( ber, 1 );
1123 op->o_clientupdate_type = (char) type;
1124 op->o_clientupdate_interval = interval;
1126 op->o_clientupdate = ctrl->ldctl_iscritical
1127 ? SLAP_CRITICAL_CONTROL
1128 : SLAP_NONCRITICAL_CONTROL;
1130 return LDAP_SUCCESS;
1135 static int parseLdupSync (
1144 struct berval cookie = { 0, NULL };
1146 if ( op->o_sync != SLAP_NO_CONTROL ) {
1147 rs->sr_text = "LDAP Sync control specified multiple times";
1148 return LDAP_PROTOCOL_ERROR;
1151 #ifdef LDAP_CLIENT_UPDATE
1152 if ( op->o_clientupdate != SLAP_NO_CONTROL ) {
1153 rs->sr_text = "LDAP Sync and LDAP Client Update controls used together";
1154 return LDAP_PROTOCOL_ERROR;
1158 if ( ctrl->ldctl_value.bv_len == 0 ) {
1159 rs->sr_text = "LDAP Sync control value is empty (or absent)";
1160 return LDAP_PROTOCOL_ERROR;
1163 /* Parse the control value
1164 * syncRequestValue ::= SEQUENCE {
1169 * refreshAndPersist (3)
1171 * cookie syncCookie OPTIONAL
1175 ber = ber_init( &ctrl->ldctl_value );
1177 rs->sr_text = "internal error";
1181 if ( (tag = ber_scanf( ber, "{i" /*}*/, &mode )) == LBER_ERROR ) {
1182 rs->sr_text = "LDAP Sync control : mode decoding error";
1183 return LDAP_PROTOCOL_ERROR;
1187 case LDAP_SYNC_REFRESH_ONLY:
1188 mode = SLAP_SYNC_REFRESH;
1190 case LDAP_SYNC_REFRESH_AND_PERSIST:
1191 mode = SLAP_SYNC_REFRESH_AND_PERSIST;
1194 rs->sr_text = "LDAP Sync control : unknown update mode";
1195 return LDAP_PROTOCOL_ERROR;
1198 tag = ber_peek_tag( ber, &len );
1200 if ( tag == LDAP_SYNC_TAG_COOKIE ) {
1201 if (( ber_scanf( ber, /*{*/ "m}",
1202 &cookie )) == LBER_ERROR ) {
1203 rs->sr_text = "LDAP Sync control : cookie decoding error";
1204 return LDAP_PROTOCOL_ERROR;
1207 if (( ber_scanf( ber, /*{*/ "}")) == LBER_ERROR ) {
1208 rs->sr_text = "LDAP Sync control : decoding error";
1209 return LDAP_PROTOCOL_ERROR;
1212 cookie.bv_val = NULL;
1215 /* TODO : Cookie Scheme Validation */
1217 if ( lcup_cookie_scheme_validate(scheme) != LDAP_SUCCESS ) {
1218 rs->sr_text = "Unsupported LCUP cookie scheme";
1219 return LCUP_UNSUPPORTED_SCHEME;
1222 if ( lcup_cookie_validate(scheme, cookie) != LDAP_SUCCESS ) {
1223 rs->sr_text = "Invalid LCUP cookie";
1224 return LCUP_INVALID_COOKIE;
1228 ber_dupbv( &op->o_sync_state, &cookie );
1230 (void) ber_free( ber, 1 );
1232 op->o_sync_mode = (char) mode;
1234 op->o_sync = ctrl->ldctl_iscritical
1235 ? SLAP_CRITICAL_CONTROL
1236 : SLAP_NONCRITICAL_CONTROL;
1238 return LDAP_SUCCESS;