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 );
254 if ( attr_merge( e, ad_supportedControl, vals, NULL ) )
256 if ( attr_merge( e, ad_supportedControl, vals ) )
257 #endif /* SLAP_NVALUES */
265 * Return a list of OIDs and operation masks for supported
266 * controls. Used by SLAPI.
269 get_supported_controls(char ***ctrloidsp,
270 slap_mask_t **ctrlmasks)
276 struct slap_control *sc;
280 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
290 oids = (char **)SLAP_MALLOC( (n + 1) * sizeof(char *) );
291 if ( oids == NULL ) {
292 return LDAP_NO_MEMORY;
294 masks = (slap_mask_t *)SLAP_MALLOC( (n + 1) * sizeof(slap_mask_t) );
295 if ( masks == NULL ) {
297 return LDAP_NO_MEMORY;
302 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
303 oids[n] = ch_strdup( sc->sc_oid );
304 masks[n] = sc->sc_mask;
317 * Find a control given its OID.
319 static struct slap_control *
320 find_ctrl( const char *oid )
322 struct slap_control *sc;
324 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
325 if ( strcmp( oid, sc->sc_oid ) == 0 ) {
342 BerElement *ber = op->o_ber;
343 struct slap_control *sc;
345 len = ber_pvt_ber_remaining(ber);
349 rs->sr_err = LDAP_SUCCESS;
353 if(( tag = ber_peek_tag( ber, &len )) != LDAP_TAG_CONTROLS ) {
354 if( tag == LBER_ERROR ) {
355 rs->sr_err = SLAPD_DISCONNECT;
356 rs->sr_text = "unexpected data in PDU";
363 LDAP_LOG( OPERATION, ENTRY,
364 "get_ctrls: conn %lu\n", op->o_connid, 0, 0 );
366 Debug( LDAP_DEBUG_TRACE,
367 "=> get_ctrls\n", 0, 0, 0 );
370 if( op->o_protocol < LDAP_VERSION3 ) {
371 rs->sr_err = SLAPD_DISCONNECT;
372 rs->sr_text = "controls require LDAPv3";
376 /* one for first control, one for termination */
377 op->o_ctrls = ch_malloc( 2 * sizeof(LDAPControl *) );
380 if( op->ctrls == NULL ) {
381 rs->sr_err = LDAP_NO_MEMORY;
382 rs->sr_text = "no memory";
387 op->o_ctrls[nctrls] = NULL;
389 /* step through each element */
390 for( tag = ber_first_element( ber, &len, &opaque );
392 tag = ber_next_element( ber, &len, opaque ) )
395 LDAPControl **tctrls;
397 c = ch_calloc( 1, sizeof(LDAPControl) );
401 ldap_controls_free(op->o_ctrls);
404 rs->sr_err = LDAP_NO_MEMORY;
405 rs->sr_text = "no memory";
410 /* allocate pointer space for current controls (nctrls)
411 * + this control + extra NULL
413 tctrls = ch_realloc( op->o_ctrls,
414 (nctrls+2) * sizeof(LDAPControl *));
417 if( tctrls == NULL ) {
419 ldap_controls_free(op->o_ctrls);
422 rs->sr_err = LDAP_NO_MEMORY;
423 rs->sr_text = "no memory";
427 op->o_ctrls = tctrls;
429 op->o_ctrls[nctrls++] = c;
430 op->o_ctrls[nctrls] = NULL;
432 tag = ber_scanf( ber, "{a" /*}*/, &c->ldctl_oid );
434 if( tag == LBER_ERROR ) {
436 LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu get OID failed.\n",
437 op->o_connid, 0, 0 );
439 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get oid failed.\n",
443 ldap_controls_free( op->o_ctrls );
445 rs->sr_err = SLAPD_DISCONNECT;
446 rs->sr_text = "decoding controls error";
449 } else if( c->ldctl_oid == NULL ) {
451 LDAP_LOG( OPERATION, INFO,
452 "get_ctrls: conn %lu got emtpy OID.\n",
453 op->o_connid, 0, 0 );
455 Debug( LDAP_DEBUG_TRACE,
456 "get_ctrls: conn %lu got emtpy OID.\n",
457 op->o_connid, 0, 0 );
460 ldap_controls_free( op->o_ctrls );
462 rs->sr_err = LDAP_PROTOCOL_ERROR;
463 rs->sr_text = "OID field is empty";
467 tag = ber_peek_tag( ber, &len );
469 if( tag == LBER_BOOLEAN ) {
471 tag = ber_scanf( ber, "b", &crit );
473 if( tag == LBER_ERROR ) {
475 LDAP_LOG( OPERATION, INFO,
476 "get_ctrls: conn %lu get crit failed.\n",
477 op->o_connid, 0, 0 );
479 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get crit failed.\n",
482 ldap_controls_free( op->o_ctrls );
484 rs->sr_err = SLAPD_DISCONNECT;
485 rs->sr_text = "decoding controls error";
489 c->ldctl_iscritical = (crit != 0);
490 tag = ber_peek_tag( ber, &len );
493 if( tag == LBER_OCTETSTRING ) {
494 tag = ber_scanf( ber, "o", &c->ldctl_value );
496 if( tag == LBER_ERROR ) {
498 LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu: "
499 "%s (%scritical): get value failed.\n",
500 op->o_connid, c->ldctl_oid,
501 c->ldctl_iscritical ? "" : "non" );
503 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: conn %lu: "
504 "%s (%scritical): get value failed.\n",
505 op->o_connid, c->ldctl_oid,
506 c->ldctl_iscritical ? "" : "non" );
508 ldap_controls_free( op->o_ctrls );
510 rs->sr_err = SLAPD_DISCONNECT;
511 rs->sr_text = "decoding controls error";
517 LDAP_LOG( OPERATION, INFO,
518 "get_ctrls: conn %lu oid=\"%s\" (%scritical)\n",
519 op->o_connid, c->ldctl_oid, c->ldctl_iscritical ? "" : "non" );
521 Debug( LDAP_DEBUG_TRACE,
522 "=> get_ctrls: oid=\"%s\" (%scritical)\n",
523 c->ldctl_oid, c->ldctl_iscritical ? "" : "non", 0 );
526 sc = find_ctrl( c->ldctl_oid );
528 /* recognized control */
530 switch( op->o_tag ) {
532 tagmask = SLAP_CTRL_ADD;
535 tagmask = SLAP_CTRL_BIND;
537 case LDAP_REQ_COMPARE:
538 tagmask = SLAP_CTRL_COMPARE;
540 case LDAP_REQ_DELETE:
541 tagmask = SLAP_CTRL_DELETE;
543 case LDAP_REQ_MODIFY:
544 tagmask = SLAP_CTRL_MODIFY;
546 case LDAP_REQ_RENAME:
547 tagmask = SLAP_CTRL_RENAME;
549 case LDAP_REQ_SEARCH:
550 tagmask = SLAP_CTRL_SEARCH;
552 case LDAP_REQ_UNBIND:
553 tagmask = SLAP_CTRL_UNBIND;
555 case LDAP_REQ_ABANDON:
556 tagmask = SLAP_CTRL_ABANDON;
558 case LDAP_REQ_EXTENDED:
560 assert( op->ore_reqoid.bv_val != NULL );
561 if( sc->sc_extendedops != NULL ) {
563 for( i=0; sc->sc_extendedops[i] != NULL; i++ ) {
564 if( strcmp( op->ore_reqoid.bv_val, sc->sc_extendedops[i] )
574 rs->sr_err = LDAP_OTHER;
575 rs->sr_text = "controls internal error";
579 if (( sc->sc_mask & tagmask ) == tagmask ) {
580 /* available extension */
582 if( !sc->sc_parse ) {
583 rs->sr_err = LDAP_OTHER;
584 rs->sr_text = "not yet implemented";
588 rs->sr_err = sc->sc_parse( op, rs, c );
590 if( rs->sr_err != LDAP_SUCCESS ) goto return_results;
592 if ( sc->sc_mask & SLAP_CTRL_FRONTEND ) {
593 /* kludge to disable backend_control() check */
594 c->ldctl_iscritical = 0;
596 } else if ( tagmask == SLAP_CTRL_SEARCH &&
597 sc->sc_mask & SLAP_CTRL_FRONTEND_SEARCH )
599 /* kludge to disable backend_control() check */
600 c->ldctl_iscritical = 0;
603 } else if( c->ldctl_iscritical ) {
604 /* unavailable CRITICAL control */
605 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
606 rs->sr_text = "critical extension is unavailable";
610 } else if( c->ldctl_iscritical ) {
611 /* unrecognized CRITICAL control */
612 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
613 rs->sr_text = "critical extension is not recognized";
620 LDAP_LOG( OPERATION, RESULTS,
621 "get_ctrls: n=%d rc=%d err=\"%s\"\n",
622 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
624 Debug( LDAP_DEBUG_TRACE,
625 "<= get_ctrls: n=%d rc=%d err=\"%s\"\n",
626 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "");
629 if( sendres && rs->sr_err != LDAP_SUCCESS ) {
630 if( rs->sr_err == SLAPD_DISCONNECT ) {
631 rs->sr_err = LDAP_PROTOCOL_ERROR;
632 send_ldap_disconnect( op, rs );
633 rs->sr_err = SLAPD_DISCONNECT;
635 send_ldap_result( op, rs );
642 static int parseManageDSAit (
647 if ( op->o_managedsait != SLAP_NO_CONTROL ) {
648 rs->sr_text = "manageDSAit control specified multiple times";
649 return LDAP_PROTOCOL_ERROR;
652 if ( ctrl->ldctl_value.bv_len ) {
653 rs->sr_text = "manageDSAit control value not empty";
654 return LDAP_PROTOCOL_ERROR;
657 op->o_managedsait = ctrl->ldctl_iscritical
658 ? SLAP_CRITICAL_CONTROL
659 : SLAP_NONCRITICAL_CONTROL;
664 static int parseProxyAuthz (
670 struct berval dn = { 0, NULL };
672 if ( op->o_proxy_authz != SLAP_NO_CONTROL ) {
673 rs->sr_text = "proxy authorization control specified multiple times";
674 return LDAP_PROTOCOL_ERROR;
677 op->o_proxy_authz = ctrl->ldctl_iscritical
678 ? SLAP_CRITICAL_CONTROL
679 : SLAP_NONCRITICAL_CONTROL;
682 LDAP_LOG( OPERATION, ARGS,
683 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
685 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
688 Debug( LDAP_DEBUG_ARGS,
689 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
691 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
695 if( ctrl->ldctl_value.bv_len == 0 ) {
697 LDAP_LOG( OPERATION, RESULTS,
698 "parseProxyAuthz: conn=%lu anonymous\n",
699 op->o_connid, 0, 0 );
701 Debug( LDAP_DEBUG_TRACE,
702 "parseProxyAuthz: conn=%lu anonymous\n",
703 op->o_connid, 0, 0 );
707 free( op->o_dn.bv_val );
709 op->o_dn.bv_val = ch_strdup( "" );
711 free( op->o_ndn.bv_val );
712 op->o_ndn.bv_len = 0;
713 op->o_ndn.bv_val = ch_strdup( "" );
718 rc = slap_sasl_getdn( op->o_conn,
719 ctrl->ldctl_value.bv_val, ctrl->ldctl_value.bv_len,
720 NULL, &dn, SLAP_GETDN_AUTHZID );
722 if( rc != LDAP_SUCCESS || !dn.bv_len ) {
724 ch_free( dn.bv_val );
726 rs->sr_text = "authzId mapping failed";
727 return LDAP_PROXY_AUTHZ_FAILURE;
731 LDAP_LOG( OPERATION, RESULTS,
732 "parseProxyAuthz: conn=%lu \"%s\"\n",
734 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
736 Debug( LDAP_DEBUG_TRACE,
737 "parseProxyAuthz: conn=%lu \"%s\"\n",
739 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
742 rc = slap_sasl_authorized( op->o_conn, &op->o_ndn, &dn );
745 ch_free( dn.bv_val );
746 rs->sr_text = "not authorized to assume identity";
747 return LDAP_PROXY_AUTHZ_FAILURE;
750 ch_free( op->o_dn.bv_val );
751 ch_free( op->o_ndn.bv_val );
753 op->o_dn.bv_val = NULL;
757 * NOTE: since slap_sasl_getdn() returns a normalized dn,
758 * from now on op->o_dn is normalized
760 ber_dupbv( &op->o_dn, &dn );
765 static int parseNoOp (
770 if ( op->o_noop != SLAP_NO_CONTROL ) {
771 rs->sr_text = "noop control specified multiple times";
772 return LDAP_PROTOCOL_ERROR;
775 if ( ctrl->ldctl_value.bv_len ) {
776 rs->sr_text = "noop control value not empty";
777 return LDAP_PROTOCOL_ERROR;
780 op->o_noop = ctrl->ldctl_iscritical
781 ? SLAP_CRITICAL_CONTROL
782 : SLAP_NONCRITICAL_CONTROL;
787 #ifdef LDAP_CONTROL_PAGEDRESULTS
788 static int parsePagedResults (
796 struct berval cookie = { 0, NULL };
798 if ( op->o_pagedresults != SLAP_NO_CONTROL ) {
799 rs->sr_text = "paged results control specified multiple times";
800 return LDAP_PROTOCOL_ERROR;
803 if ( ctrl->ldctl_value.bv_len == 0 ) {
804 rs->sr_text = "paged results control value is empty (or absent)";
805 return LDAP_PROTOCOL_ERROR;
808 /* Parse the control value
809 * realSearchControlValue ::= SEQUENCE {
810 * size INTEGER (0..maxInt),
811 * -- requested page size from client
812 * -- result set size estimate from server
813 * cookie OCTET STRING
816 ber = ber_init( &ctrl->ldctl_value );
818 rs->sr_text = "internal error";
822 tag = ber_scanf( ber, "{im}", &size, &cookie );
823 (void) ber_free( ber, 1 );
825 if( tag == LBER_ERROR ) {
826 rs->sr_text = "paged results control could not be decoded";
827 return LDAP_PROTOCOL_ERROR;
831 rs->sr_text = "paged results control size invalid";
832 return LDAP_PROTOCOL_ERROR;
835 if( cookie.bv_len ) {
836 PagedResultsCookie reqcookie;
837 if( cookie.bv_len != sizeof( reqcookie ) ) {
839 rs->sr_text = "paged results cookie is invalid";
840 return LDAP_PROTOCOL_ERROR;
843 AC_MEMCPY( &reqcookie, cookie.bv_val, sizeof( reqcookie ));
845 if( reqcookie > op->o_pagedresults_state.ps_cookie ) {
847 rs->sr_text = "paged results cookie is invalid";
848 return LDAP_PROTOCOL_ERROR;
850 } else if( reqcookie < op->o_pagedresults_state.ps_cookie ) {
851 rs->sr_text = "paged results cookie is invalid or old";
852 return LDAP_UNWILLING_TO_PERFORM;
855 /* Initial request. Initialize state. */
856 op->o_pagedresults_state.ps_cookie = 0;
857 op->o_pagedresults_state.ps_id = NOID;
860 op->o_pagedresults_size = size;
862 op->o_pagedresults = ctrl->ldctl_iscritical
863 ? SLAP_CRITICAL_CONTROL
864 : SLAP_NONCRITICAL_CONTROL;
870 int parseValuesReturnFilter (
876 struct berval fstr = { 0, NULL };
877 const char *err_msg = "";
879 if ( op->o_valuesreturnfilter != SLAP_NO_CONTROL ) {
880 rs->sr_text = "valuesReturnFilter control specified multiple times";
881 return LDAP_PROTOCOL_ERROR;
884 if ( ctrl->ldctl_value.bv_len == 0 ) {
885 rs->sr_text = "valuesReturnFilter control value is empty (or absent)";
886 return LDAP_PROTOCOL_ERROR;
889 ber = ber_init( &(ctrl->ldctl_value) );
891 rs->sr_text = "internal error";
895 rs->sr_err = get_vrFilter( op->o_conn, ber, &(op->vrFilter), &rs->sr_text);
897 if( rs->sr_err != LDAP_SUCCESS ) {
898 if( rs->sr_err == SLAPD_DISCONNECT ) {
899 rs->sr_err = LDAP_PROTOCOL_ERROR;
900 send_ldap_disconnect( op, rs );
901 rs->sr_err = SLAPD_DISCONNECT;
903 send_ldap_result( op, rs );
905 if( fstr.bv_val != NULL) free( fstr.bv_val );
906 if( op->vrFilter != NULL) vrFilter_free( op->vrFilter );
909 vrFilter2bv( op->vrFilter, &fstr );
913 LDAP_LOG( OPERATION, ARGS,
914 "parseValuesReturnFilter: conn %d vrFilter: %s\n",
915 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
917 Debug( LDAP_DEBUG_ARGS, " vrFilter: %s\n",
918 fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
921 op->o_valuesreturnfilter = ctrl->ldctl_iscritical
922 ? SLAP_CRITICAL_CONTROL
923 : SLAP_NONCRITICAL_CONTROL;
925 rs->sr_err = LDAP_SUCCESS;
929 #ifdef LDAP_CONTROL_SUBENTRIES
930 static int parseSubentries (
935 if ( op->o_subentries != SLAP_NO_CONTROL ) {
936 rs->sr_text = "subentries control specified multiple times";
937 return LDAP_PROTOCOL_ERROR;
940 /* FIXME: should use BER library */
941 if( ( ctrl->ldctl_value.bv_len != 3 )
942 && ( ctrl->ldctl_value.bv_val[0] != 0x01 )
943 && ( ctrl->ldctl_value.bv_val[1] != 0x01 ))
945 rs->sr_text = "subentries control value encoding is bogus";
946 return LDAP_PROTOCOL_ERROR;
949 op->o_subentries = ctrl->ldctl_iscritical
950 ? SLAP_CRITICAL_CONTROL
951 : SLAP_NONCRITICAL_CONTROL;
953 op->o_subentries_visibility = (ctrl->ldctl_value.bv_val[2] != 0x00);
959 #ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
960 static int parsePermissiveModify (
965 if ( op->o_permissive_modify != SLAP_NO_CONTROL ) {
966 rs->sr_text = "permissiveModify control specified multiple times";
967 return LDAP_PROTOCOL_ERROR;
970 if ( ctrl->ldctl_value.bv_len ) {
971 rs->sr_text = "permissiveModify control value not empty";
972 return LDAP_PROTOCOL_ERROR;
975 op->o_permissive_modify = ctrl->ldctl_iscritical
976 ? SLAP_CRITICAL_CONTROL
977 : SLAP_NONCRITICAL_CONTROL;
983 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
984 static int parseDomainScope (
989 if ( op->o_domain_scope != SLAP_NO_CONTROL ) {
990 rs->sr_text = "domainScope control specified multiple times";
991 return LDAP_PROTOCOL_ERROR;
994 if ( ctrl->ldctl_value.bv_len ) {
995 rs->sr_text = "domainScope control value not empty";
996 return LDAP_PROTOCOL_ERROR;
999 op->o_domain_scope = ctrl->ldctl_iscritical
1000 ? SLAP_CRITICAL_CONTROL
1001 : SLAP_NONCRITICAL_CONTROL;
1003 return LDAP_SUCCESS;
1007 #ifdef LDAP_CLIENT_UPDATE
1008 static int parseClientUpdate (
1018 struct berval scheme = { 0, NULL };
1019 struct berval cookie = { 0, NULL };
1021 if ( op->o_clientupdate != SLAP_NO_CONTROL ) {
1022 rs->sr_text = "LCUP client update control specified multiple times";
1023 return LDAP_PROTOCOL_ERROR;
1027 if ( op->o_sync != SLAP_NO_CONTROL ) {
1028 rs->sr_text = "LDAP Client Update and Sync controls used together";
1029 return LDAP_PROTOCOL_ERROR;
1033 if ( ctrl->ldctl_value.bv_len == 0 ) {
1034 rs->sr_text = "LCUP client update control value is empty (or absent)";
1035 return LDAP_PROTOCOL_ERROR;
1038 /* Parse the control value
1039 * ClientUpdateControlValue ::= SEQUENCE {
1040 * updateType ENUMERATED {
1041 * synchronizeOnly {0},
1042 * synchronizeAndPersist {1},
1043 * persistOnly {2} },
1044 * sendCookieInterval INTEGER OPTIONAL,
1045 * cookie LCUPCookie OPTIONAL
1049 ber = ber_init( &ctrl->ldctl_value );
1051 rs->sr_text = "internal error";
1055 if ( (tag = ber_scanf( ber, "{i" /*}*/, &type )) == LBER_ERROR ) {
1056 rs->sr_text = "LCUP client update control : decoding error";
1057 return LDAP_PROTOCOL_ERROR;
1061 case LDAP_CUP_SYNC_ONLY:
1062 type = SLAP_LCUP_SYNC;
1064 case LDAP_CUP_SYNC_AND_PERSIST:
1065 type = SLAP_LCUP_SYNC_AND_PERSIST;
1067 case LDAP_CUP_PERSIST_ONLY:
1068 type = SLAP_LCUP_PERSIST;
1071 rs->sr_text = "LCUP client update control : unknown update type";
1072 return LDAP_PROTOCOL_ERROR;
1075 if ( (tag = ber_peek_tag( ber, &len )) == LBER_DEFAULT ) {
1076 rs->sr_text = "LCUP client update control : decoding error";
1077 return LDAP_PROTOCOL_ERROR;
1080 if ( tag == LDAP_CUP_TAG_INTERVAL ) {
1081 if ( (tag = ber_scanf( ber, "i", &interval )) == LBER_ERROR ) {
1082 rs->sr_text = "LCUP client update control : decoding error";
1083 return LDAP_PROTOCOL_ERROR;
1086 if ( interval <= 0 ) {
1087 /* server chooses interval */
1088 interval = LDAP_CUP_DEFAULT_SEND_COOKIE_INTERVAL;
1092 /* server chooses interval */
1093 interval = LDAP_CUP_DEFAULT_SEND_COOKIE_INTERVAL;
1096 if ( (tag = ber_peek_tag( ber, &len )) == LBER_DEFAULT ) {
1097 rs->sr_text = "LCUP client update control : decoding error";
1098 return LDAP_PROTOCOL_ERROR;
1101 if ( tag == LDAP_CUP_TAG_COOKIE ) {
1102 if ( (tag = ber_scanf( ber, /*{*/ "{mm}}",
1103 &scheme, &cookie )) == LBER_ERROR )
1105 rs->sr_text = "LCUP client update control : decoding error";
1106 return LDAP_PROTOCOL_ERROR;
1110 /* TODO : Cookie Scheme Validation */
1112 if ( lcup_cookie_scheme_validate(scheme) != LDAP_SUCCESS ) {
1113 rs->sr_text = "Unsupported LCUP cookie scheme";
1114 return LCUP_UNSUPPORTED_SCHEME;
1117 if ( lcup_cookie_validate(scheme, cookie) != LDAP_SUCCESS ) {
1118 rs->sr_text = "Invalid LCUP cookie";
1119 return LCUP_INVALID_COOKIE;
1123 ber_dupbv( &op->o_clientupdate_state, &cookie );
1125 (void) ber_free( ber, 1 );
1127 op->o_clientupdate_type = (char) type;
1128 op->o_clientupdate_interval = interval;
1130 op->o_clientupdate = ctrl->ldctl_iscritical
1131 ? SLAP_CRITICAL_CONTROL
1132 : SLAP_NONCRITICAL_CONTROL;
1134 return LDAP_SUCCESS;
1139 static int parseLdupSync (
1148 struct berval cookie = { 0, NULL };
1150 if ( op->o_sync != SLAP_NO_CONTROL ) {
1151 rs->sr_text = "LDAP Sync control specified multiple times";
1152 return LDAP_PROTOCOL_ERROR;
1155 #ifdef LDAP_CLIENT_UPDATE
1156 if ( op->o_clientupdate != SLAP_NO_CONTROL ) {
1157 rs->sr_text = "LDAP Sync and LDAP Client Update controls used together";
1158 return LDAP_PROTOCOL_ERROR;
1162 if ( ctrl->ldctl_value.bv_len == 0 ) {
1163 rs->sr_text = "LDAP Sync control value is empty (or absent)";
1164 return LDAP_PROTOCOL_ERROR;
1167 /* Parse the control value
1168 * syncRequestValue ::= SEQUENCE {
1173 * refreshAndPersist (3)
1175 * cookie syncCookie OPTIONAL
1179 ber = ber_init( &ctrl->ldctl_value );
1181 rs->sr_text = "internal error";
1185 if ( (tag = ber_scanf( ber, "{i" /*}*/, &mode )) == LBER_ERROR ) {
1186 rs->sr_text = "LDAP Sync control : mode decoding error";
1187 return LDAP_PROTOCOL_ERROR;
1191 case LDAP_SYNC_REFRESH_ONLY:
1192 mode = SLAP_SYNC_REFRESH;
1194 case LDAP_SYNC_REFRESH_AND_PERSIST:
1195 mode = SLAP_SYNC_REFRESH_AND_PERSIST;
1198 rs->sr_text = "LDAP Sync control : unknown update mode";
1199 return LDAP_PROTOCOL_ERROR;
1202 tag = ber_peek_tag( ber, &len );
1204 if ( tag == LDAP_SYNC_TAG_COOKIE ) {
1205 if (( ber_scanf( ber, /*{*/ "m}",
1206 &cookie )) == LBER_ERROR ) {
1207 rs->sr_text = "LDAP Sync control : cookie decoding error";
1208 return LDAP_PROTOCOL_ERROR;
1211 if (( ber_scanf( ber, /*{*/ "}")) == LBER_ERROR ) {
1212 rs->sr_text = "LDAP Sync control : decoding error";
1213 return LDAP_PROTOCOL_ERROR;
1216 cookie.bv_val = NULL;
1219 /* TODO : Cookie Scheme Validation */
1221 if ( lcup_cookie_scheme_validate(scheme) != LDAP_SUCCESS ) {
1222 rs->sr_text = "Unsupported LCUP cookie scheme";
1223 return LCUP_UNSUPPORTED_SCHEME;
1226 if ( lcup_cookie_validate(scheme, cookie) != LDAP_SUCCESS ) {
1227 rs->sr_text = "Invalid LCUP cookie";
1228 return LCUP_INVALID_COOKIE;
1232 ber_dupbv( &op->o_sync_state, &cookie );
1234 (void) ber_free( ber, 1 );
1236 op->o_sync_mode = (char) mode;
1238 op->o_sync = ctrl->ldctl_iscritical
1239 ? SLAP_CRITICAL_CONTROL
1240 : SLAP_NONCRITICAL_CONTROL;
1242 return LDAP_SUCCESS;