2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 1998-2004 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>
25 #include "../../libraries/liblber/lber-int.h"
27 static SLAP_CTRL_PARSE_FN parseAssert;
28 static SLAP_CTRL_PARSE_FN parsePreRead;
29 static SLAP_CTRL_PARSE_FN parsePostRead;
30 static SLAP_CTRL_PARSE_FN parseProxyAuthz;
31 static SLAP_CTRL_PARSE_FN parseManageDSAit;
32 static SLAP_CTRL_PARSE_FN parseModifyIncrement;
33 static SLAP_CTRL_PARSE_FN parseNoOp;
34 static SLAP_CTRL_PARSE_FN parsePagedResults;
35 static SLAP_CTRL_PARSE_FN parseValuesReturnFilter;
36 static SLAP_CTRL_PARSE_FN parsePermissiveModify;
37 static SLAP_CTRL_PARSE_FN parseDomainScope;
38 static SLAP_CTRL_PARSE_FN parseTreeDelete;
39 static SLAP_CTRL_PARSE_FN parseSearchOptions;
41 #ifdef LDAP_CONTROL_SUBENTRIES
42 static SLAP_CTRL_PARSE_FN parseSubentries;
44 static SLAP_CTRL_PARSE_FN parseLDAPsync;
46 #undef sc_mask /* avoid conflict with Irix 6.5 <sys/signal.h> */
48 const struct berval slap_pre_read_bv = BER_BVC(LDAP_CONTROL_PRE_READ);
49 const struct berval slap_post_read_bv = BER_BVC(LDAP_CONTROL_POST_READ);
55 /* Operations supported by control */
58 /* Extended operations supported by control */
59 char **sc_extendedops;
61 /* Control parsing callback */
62 SLAP_CTRL_PARSE_FN *sc_parse;
64 LDAP_SLIST_ENTRY(slap_control) sc_next;
67 static LDAP_SLIST_HEAD(ControlsList, slap_control) controls_list
68 = LDAP_SLIST_HEAD_INITIALIZER(&controls_list);
71 * all known request control OIDs should be added to this list
73 char **slap_known_controls = NULL;
75 static char *proxy_authz_extops[] = {
76 LDAP_EXOP_MODIFY_PASSWD,
81 static struct slap_control control_defs[] = {
82 { LDAP_CONTROL_ASSERT,
83 SLAP_CTRL_HIDE|SLAP_CTRL_ACCESS, NULL,
84 parseAssert, LDAP_SLIST_ENTRY_INITIALIZER(next) },
85 { LDAP_CONTROL_PRE_READ,
86 SLAP_CTRL_HIDE|SLAP_CTRL_DELETE|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME, NULL,
87 parsePreRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
88 { LDAP_CONTROL_POST_READ,
89 SLAP_CTRL_HIDE|SLAP_CTRL_ADD|SLAP_CTRL_MODIFY|SLAP_CTRL_RENAME, NULL,
90 parsePostRead, LDAP_SLIST_ENTRY_INITIALIZER(next) },
91 { LDAP_CONTROL_VALUESRETURNFILTER,
92 SLAP_CTRL_SEARCH, NULL,
93 parseValuesReturnFilter, LDAP_SLIST_ENTRY_INITIALIZER(next) },
94 { LDAP_CONTROL_PAGEDRESULTS,
95 SLAP_CTRL_SEARCH, NULL,
96 parsePagedResults, LDAP_SLIST_ENTRY_INITIALIZER(next) },
97 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
98 { LDAP_CONTROL_X_DOMAIN_SCOPE,
99 SLAP_CTRL_FRONTEND|SLAP_CTRL_SEARCH, NULL,
100 parseDomainScope, LDAP_SLIST_ENTRY_INITIALIZER(next) },
102 #ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
103 { LDAP_CONTROL_X_PERMISSIVE_MODIFY,
104 SLAP_CTRL_MODIFY, NULL,
105 parsePermissiveModify, LDAP_SLIST_ENTRY_INITIALIZER(next) },
107 #ifdef LDAP_CONTROL_X_TREE_DELETE
108 { LDAP_CONTROL_X_TREE_DELETE,
109 SLAP_CTRL_DELETE, NULL,
110 parseTreeDelete, LDAP_SLIST_ENTRY_INITIALIZER(next) },
112 #ifdef LDAP_CONTORL_X_SEARCH_OPTIONS
113 { LDAP_CONTORL_X_SEARCH_OPTIONS,
114 SLAP_CTRL_FRONTEND|SLAP_CTRL_SEARCH, NULL,
115 parseSearchOptions, LDAP_SLIST_ENTRY_INITIALIZER(next) },
117 #ifdef LDAP_CONTROL_SUBENTRIES
118 { LDAP_CONTROL_SUBENTRIES,
119 SLAP_CTRL_SEARCH, NULL,
120 parseSubentries, LDAP_SLIST_ENTRY_INITIALIZER(next) },
123 SLAP_CTRL_HIDE|SLAP_CTRL_ACCESS, NULL,
124 parseNoOp, LDAP_SLIST_ENTRY_INITIALIZER(next) },
126 SLAP_CTRL_HIDE|SLAP_CTRL_SEARCH, NULL,
127 parseLDAPsync, LDAP_SLIST_ENTRY_INITIALIZER(next) },
128 #ifdef LDAP_CONTROL_MODIFY_INCREMENT
129 { LDAP_CONTROL_MODIFY_INCREMENT,
130 SLAP_CTRL_HIDE|SLAP_CTRL_MODIFY, NULL,
131 parseModifyIncrement, LDAP_SLIST_ENTRY_INITIALIZER(next) },
133 { LDAP_CONTROL_MANAGEDSAIT,
134 SLAP_CTRL_ACCESS, NULL,
135 parseManageDSAit, LDAP_SLIST_ENTRY_INITIALIZER(next) },
136 { LDAP_CONTROL_PROXY_AUTHZ,
137 SLAP_CTRL_FRONTEND|SLAP_CTRL_ACCESS, proxy_authz_extops,
138 parseProxyAuthz, LDAP_SLIST_ENTRY_INITIALIZER(next) },
139 { NULL, 0, NULL, 0, LDAP_SLIST_ENTRY_INITIALIZER(next) }
143 * Register a supported control.
145 * This can be called by an OpenLDAP plugin or, indirectly, by a
146 * SLAPI plugin calling slapi_register_supported_control().
149 register_supported_control(const char *controloid,
150 slap_mask_t controlmask,
152 SLAP_CTRL_PARSE_FN *controlparsefn)
154 struct slap_control *sc;
157 if ( controloid == NULL ) {
158 return LDAP_PARAM_ERROR;
161 sc = (struct slap_control *)SLAP_MALLOC( sizeof( *sc ) );
163 return LDAP_NO_MEMORY;
165 sc->sc_oid = ch_strdup( controloid );
166 sc->sc_mask = controlmask;
167 if ( controlexops != NULL ) {
168 sc->sc_extendedops = ldap_charray_dup( controlexops );
169 if ( sc->sc_extendedops == NULL ) {
171 return LDAP_NO_MEMORY;
174 sc->sc_extendedops = NULL;
176 sc->sc_parse = controlparsefn;
178 /* Update slap_known_controls, too. */
179 if ( slap_known_controls == NULL ) {
180 slap_known_controls = (char **)SLAP_MALLOC( 2 * sizeof(char *) );
181 if ( slap_known_controls == NULL ) {
182 if ( sc->sc_extendedops != NULL ) ldap_charray_free( sc->sc_extendedops );
184 return LDAP_NO_MEMORY;
186 slap_known_controls[0] = ch_strdup( sc->sc_oid );
187 slap_known_controls[1] = NULL;
189 for ( i = 0; slap_known_controls[i] != NULL; i++ )
191 slap_known_controls = (char **)SLAP_REALLOC( slap_known_controls, (i + 2) * sizeof(char *) );
192 if ( slap_known_controls == NULL ) {
193 if ( sc->sc_extendedops != NULL ) ldap_charray_free( sc->sc_extendedops );
195 return LDAP_NO_MEMORY;
197 slap_known_controls[i++] = ch_strdup( sc->sc_oid );
198 slap_known_controls[i] = NULL;
201 LDAP_SLIST_NEXT( sc, sc_next ) = NULL;
202 LDAP_SLIST_INSERT_HEAD( &controls_list, sc, sc_next );
208 * One-time initialization of internal controls.
211 slap_controls_init( void )
214 struct slap_control *sc;
218 for ( i = 0; control_defs[i].sc_oid != NULL; i++ ) {
219 rc = register_supported_control( control_defs[i].sc_oid,
220 control_defs[i].sc_mask, control_defs[i].sc_extendedops,
221 control_defs[i].sc_parse );
222 if ( rc != LDAP_SUCCESS )
230 * Free memory associated with list of supported controls.
233 controls_destroy( void )
235 struct slap_control *sc;
237 while ( !LDAP_SLIST_EMPTY(&controls_list) ) {
238 sc = LDAP_SLIST_FIRST(&controls_list);
239 LDAP_SLIST_REMOVE_HEAD(&controls_list, sc_next);
241 ch_free( sc->sc_oid );
242 if ( sc->sc_extendedops != NULL ) {
243 ldap_charray_free( sc->sc_extendedops );
247 ldap_charray_free( slap_known_controls );
251 * Format the supportedControl attribute of the root DSE,
252 * detailing which controls are supported by the directory
256 controls_root_dse_info( Entry *e )
258 AttributeDescription *ad_supportedControl
259 = slap_schema.si_ad_supportedControl;
260 struct berval vals[2];
261 struct slap_control *sc;
263 vals[1].bv_val = NULL;
266 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
267 if( sc->sc_mask & SLAP_CTRL_HIDE ) continue;
269 vals[0].bv_val = sc->sc_oid;
270 vals[0].bv_len = strlen( sc->sc_oid );
272 if ( attr_merge( e, ad_supportedControl, vals, NULL ) ) {
281 * Return a list of OIDs and operation masks for supported
282 * controls. Used by SLAPI.
285 get_supported_controls(char ***ctrloidsp,
286 slap_mask_t **ctrlmasks)
292 struct slap_control *sc;
296 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
306 oids = (char **)SLAP_MALLOC( (n + 1) * sizeof(char *) );
307 if ( oids == NULL ) {
308 return LDAP_NO_MEMORY;
310 masks = (slap_mask_t *)SLAP_MALLOC( (n + 1) * sizeof(slap_mask_t) );
311 if ( masks == NULL ) {
313 return LDAP_NO_MEMORY;
318 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
319 oids[n] = ch_strdup( sc->sc_oid );
320 masks[n] = sc->sc_mask;
333 * Find a control given its OID.
335 static struct slap_control *
336 find_ctrl( const char *oid )
338 struct slap_control *sc;
340 LDAP_SLIST_FOREACH( sc, &controls_list, sc_next ) {
341 if ( strcmp( oid, sc->sc_oid ) == 0 ) {
349 void slap_free_ctrls(
351 LDAPControl **ctrls )
355 for (i=0; ctrls[i]; i++) {
356 op->o_tmpfree(ctrls[i], op->o_tmpmemctx );
358 op->o_tmpfree( ctrls, op->o_tmpmemctx );
370 BerElement *ber = op->o_ber;
371 struct slap_control *sc;
374 len = ber_pvt_ber_remaining(ber);
378 rs->sr_err = LDAP_SUCCESS;
382 if(( tag = ber_peek_tag( ber, &len )) != LDAP_TAG_CONTROLS ) {
383 if( tag == LBER_ERROR ) {
384 rs->sr_err = SLAPD_DISCONNECT;
385 rs->sr_text = "unexpected data in PDU";
392 LDAP_LOG( OPERATION, ENTRY,
393 "get_ctrls: conn %lu\n", op->o_connid, 0, 0 );
395 Debug( LDAP_DEBUG_TRACE,
396 "=> get_ctrls\n", 0, 0, 0 );
399 if( op->o_protocol < LDAP_VERSION3 ) {
400 rs->sr_err = SLAPD_DISCONNECT;
401 rs->sr_text = "controls require LDAPv3";
405 /* one for first control, one for termination */
406 op->o_ctrls = op->o_tmpalloc( 2 * sizeof(LDAPControl *), op->o_tmpmemctx );
409 if( op->ctrls == NULL ) {
410 rs->sr_err = LDAP_NO_MEMORY;
411 rs->sr_text = "no memory";
416 op->o_ctrls[nctrls] = NULL;
418 /* step through each element */
419 for( tag = ber_first_element( ber, &len, &opaque );
421 tag = ber_next_element( ber, &len, opaque ) )
424 LDAPControl **tctrls;
426 c = op->o_tmpalloc( sizeof(LDAPControl), op->o_tmpmemctx );
427 memset(c, 0, sizeof(LDAPControl));
429 /* allocate pointer space for current controls (nctrls)
430 * + this control + extra NULL
432 tctrls = op->o_tmprealloc( op->o_ctrls,
433 (nctrls+2) * sizeof(LDAPControl *), op->o_tmpmemctx );
436 if( tctrls == NULL ) {
438 ldap_controls_free(op->o_ctrls);
441 rs->sr_err = LDAP_NO_MEMORY;
442 rs->sr_text = "no memory";
446 op->o_ctrls = tctrls;
448 op->o_ctrls[nctrls++] = c;
449 op->o_ctrls[nctrls] = NULL;
451 tag = ber_scanf( ber, "{m" /*}*/, &bv );
452 c->ldctl_oid = bv.bv_val;
454 if( tag == LBER_ERROR ) {
456 LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu get OID failed.\n",
457 op->o_connid, 0, 0 );
459 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get oid failed.\n",
463 slap_free_ctrls( op, op->o_ctrls );
465 rs->sr_err = SLAPD_DISCONNECT;
466 rs->sr_text = "decoding controls error";
469 } else if( c->ldctl_oid == NULL ) {
471 LDAP_LOG( OPERATION, INFO,
472 "get_ctrls: conn %lu got emtpy OID.\n",
473 op->o_connid, 0, 0 );
475 Debug( LDAP_DEBUG_TRACE,
476 "get_ctrls: conn %lu got emtpy OID.\n",
477 op->o_connid, 0, 0 );
480 slap_free_ctrls( op, op->o_ctrls );
482 rs->sr_err = LDAP_PROTOCOL_ERROR;
483 rs->sr_text = "OID field is empty";
487 tag = ber_peek_tag( ber, &len );
489 if( tag == LBER_BOOLEAN ) {
491 tag = ber_scanf( ber, "b", &crit );
493 if( tag == LBER_ERROR ) {
495 LDAP_LOG( OPERATION, INFO,
496 "get_ctrls: conn %lu get crit failed.\n",
497 op->o_connid, 0, 0 );
499 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: get crit failed.\n",
502 slap_free_ctrls( op, op->o_ctrls );
504 rs->sr_err = SLAPD_DISCONNECT;
505 rs->sr_text = "decoding controls error";
509 c->ldctl_iscritical = (crit != 0);
510 tag = ber_peek_tag( ber, &len );
513 if( tag == LBER_OCTETSTRING ) {
514 tag = ber_scanf( ber, "m", &c->ldctl_value );
516 if( tag == LBER_ERROR ) {
518 LDAP_LOG( OPERATION, INFO, "get_ctrls: conn %lu: "
519 "%s (%scritical): get value failed.\n",
520 op->o_connid, c->ldctl_oid,
521 c->ldctl_iscritical ? "" : "non" );
523 Debug( LDAP_DEBUG_TRACE, "=> get_ctrls: conn %lu: "
524 "%s (%scritical): get value failed.\n",
525 op->o_connid, c->ldctl_oid,
526 c->ldctl_iscritical ? "" : "non" );
528 slap_free_ctrls( op, op->o_ctrls );
530 rs->sr_err = SLAPD_DISCONNECT;
531 rs->sr_text = "decoding controls error";
537 LDAP_LOG( OPERATION, INFO,
538 "get_ctrls: conn %lu oid=\"%s\" (%scritical)\n",
539 op->o_connid, c->ldctl_oid, c->ldctl_iscritical ? "" : "non" );
541 Debug( LDAP_DEBUG_TRACE,
542 "=> get_ctrls: oid=\"%s\" (%scritical)\n",
543 c->ldctl_oid, c->ldctl_iscritical ? "" : "non", 0 );
546 sc = find_ctrl( c->ldctl_oid );
548 /* recognized control */
550 switch( op->o_tag ) {
552 tagmask = SLAP_CTRL_ADD;
555 tagmask = SLAP_CTRL_BIND;
557 case LDAP_REQ_COMPARE:
558 tagmask = SLAP_CTRL_COMPARE;
560 case LDAP_REQ_DELETE:
561 tagmask = SLAP_CTRL_DELETE;
563 case LDAP_REQ_MODIFY:
564 tagmask = SLAP_CTRL_MODIFY;
566 case LDAP_REQ_RENAME:
567 tagmask = SLAP_CTRL_RENAME;
569 case LDAP_REQ_SEARCH:
570 tagmask = SLAP_CTRL_SEARCH;
572 case LDAP_REQ_UNBIND:
573 tagmask = SLAP_CTRL_UNBIND;
575 case LDAP_REQ_ABANDON:
576 tagmask = SLAP_CTRL_ABANDON;
578 case LDAP_REQ_EXTENDED:
580 assert( op->ore_reqoid.bv_val != NULL );
581 if( sc->sc_extendedops != NULL ) {
583 for( i=0; sc->sc_extendedops[i] != NULL; i++ ) {
584 if( strcmp( op->ore_reqoid.bv_val,
585 sc->sc_extendedops[i] ) == 0 )
594 rs->sr_err = LDAP_OTHER;
595 rs->sr_text = "controls internal error";
599 if (( sc->sc_mask & tagmask ) == tagmask ) {
600 /* available extension */
603 if( !sc->sc_parse ) {
604 rs->sr_err = LDAP_OTHER;
605 rs->sr_text = "not yet implemented";
609 rc = sc->sc_parse( op, rs, c );
610 assert( rc != LDAP_UNAVAILABLE_CRITICAL_EXTENSION );
616 if ( sc->sc_mask & SLAP_CTRL_FRONTEND ) {
617 /* kludge to disable backend_control() check */
618 c->ldctl_iscritical = 0;
620 } else if ( tagmask == SLAP_CTRL_SEARCH &&
621 sc->sc_mask & SLAP_CTRL_FRONTEND_SEARCH )
623 /* kludge to disable backend_control() check */
624 c->ldctl_iscritical = 0;
627 } else if( c->ldctl_iscritical ) {
628 /* unavailable CRITICAL control */
629 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
630 rs->sr_text = "critical extension is unavailable";
634 } else if( c->ldctl_iscritical ) {
635 /* unrecognized CRITICAL control */
636 rs->sr_err = LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
637 rs->sr_text = "critical extension is not recognized";
645 LDAP_LOG( OPERATION, RESULTS,
646 "get_ctrls: n=%d rc=%d err=\"%s\"\n",
647 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "" );
649 Debug( LDAP_DEBUG_TRACE,
650 "<= get_ctrls: n=%d rc=%d err=\"%s\"\n",
651 nctrls, rs->sr_err, rs->sr_text ? rs->sr_text : "");
654 if( sendres && rs->sr_err != LDAP_SUCCESS ) {
655 if( rs->sr_err == SLAPD_DISCONNECT ) {
656 rs->sr_err = LDAP_PROTOCOL_ERROR;
657 send_ldap_disconnect( op, rs );
658 rs->sr_err = SLAPD_DISCONNECT;
660 send_ldap_result( op, rs );
667 static int parseModifyIncrement (
673 if ( op->o_modifyIncrement != SLAP_NO_CONTROL ) {
674 rs->sr_text = "modifyIncrement control specified multiple times";
675 return LDAP_PROTOCOL_ERROR;
679 if ( ctrl->ldctl_value.bv_len ) {
680 rs->sr_text = "modifyIncrement control value not empty";
681 return LDAP_PROTOCOL_ERROR;
685 op->o_modifyIncrement = ctrl->ldctl_iscritical
686 ? SLAP_CRITICAL_CONTROL
687 : SLAP_NONCRITICAL_CONTROL;
693 static int parseManageDSAit (
698 if ( op->o_managedsait != SLAP_NO_CONTROL ) {
699 rs->sr_text = "manageDSAit control specified multiple times";
700 return LDAP_PROTOCOL_ERROR;
703 if ( ctrl->ldctl_value.bv_len ) {
704 rs->sr_text = "manageDSAit control value not empty";
705 return LDAP_PROTOCOL_ERROR;
708 op->o_managedsait = ctrl->ldctl_iscritical
709 ? SLAP_CRITICAL_CONTROL
710 : SLAP_NONCRITICAL_CONTROL;
715 static int parseProxyAuthz (
721 struct berval dn = BER_BVNULL;
723 if ( op->o_proxy_authz != SLAP_NO_CONTROL ) {
724 rs->sr_text = "proxy authorization control specified multiple times";
725 return LDAP_PROTOCOL_ERROR;
728 op->o_proxy_authz = ctrl->ldctl_iscritical
729 ? SLAP_CRITICAL_CONTROL
730 : SLAP_NONCRITICAL_CONTROL;
733 LDAP_LOG( OPERATION, ARGS,
734 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
736 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
739 Debug( LDAP_DEBUG_ARGS,
740 "parseProxyAuthz: conn %lu authzid=\"%s\"\n",
742 ctrl->ldctl_value.bv_len ? ctrl->ldctl_value.bv_val : "anonymous",
746 if( ctrl->ldctl_value.bv_len == 0 ) {
748 LDAP_LOG( OPERATION, RESULTS,
749 "parseProxyAuthz: conn=%lu anonymous\n",
750 op->o_connid, 0, 0 );
752 Debug( LDAP_DEBUG_TRACE,
753 "parseProxyAuthz: conn=%lu anonymous\n",
754 op->o_connid, 0, 0 );
758 free( op->o_dn.bv_val );
760 op->o_dn.bv_val = ch_strdup( "" );
762 free( op->o_ndn.bv_val );
763 op->o_ndn.bv_len = 0;
764 op->o_ndn.bv_val = ch_strdup( "" );
769 rc = slap_sasl_getdn( op->o_conn, op, &ctrl->ldctl_value,
770 NULL, &dn, SLAP_GETDN_AUTHZID );
772 /* FIXME: empty DN in proxyAuthz control should be legal... */
773 if( rc != LDAP_SUCCESS /* || !dn.bv_len */ ) {
775 ch_free( dn.bv_val );
777 rs->sr_text = "authzId mapping failed";
778 return LDAP_PROXY_AUTHZ_FAILURE;
782 LDAP_LOG( OPERATION, RESULTS,
783 "parseProxyAuthz: conn=%lu \"%s\"\n",
785 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
787 Debug( LDAP_DEBUG_TRACE,
788 "parseProxyAuthz: conn=%lu \"%s\"\n",
790 dn.bv_len ? dn.bv_val : "(NULL)", 0 );
793 rc = slap_sasl_authorized( op, &op->o_ndn, &dn );
796 ch_free( dn.bv_val );
797 rs->sr_text = "not authorized to assume identity";
798 return LDAP_PROXY_AUTHZ_FAILURE;
801 ch_free( op->o_dn.bv_val );
802 ch_free( op->o_ndn.bv_val );
804 op->o_dn.bv_val = NULL;
807 Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu PROXYAUTHZ dn=\"%s\"\n",
808 op->o_connid, op->o_opid, dn.bv_val, 0, 0 );
811 * NOTE: since slap_sasl_getdn() returns a normalized dn,
812 * from now on op->o_dn is normalized
814 ber_dupbv( &op->o_dn, &dn );
819 static int parseNoOp (
824 if ( op->o_noop != SLAP_NO_CONTROL ) {
825 rs->sr_text = "noop control specified multiple times";
826 return LDAP_PROTOCOL_ERROR;
829 if ( ctrl->ldctl_value.bv_len ) {
830 rs->sr_text = "noop control value not empty";
831 return LDAP_PROTOCOL_ERROR;
834 op->o_noop = ctrl->ldctl_iscritical
835 ? SLAP_CRITICAL_CONTROL
836 : SLAP_NONCRITICAL_CONTROL;
841 static int parsePagedResults (
846 int rc = LDAP_SUCCESS;
850 struct berval cookie = BER_BVNULL;
852 if ( op->o_pagedresults != SLAP_NO_CONTROL ) {
853 rs->sr_text = "paged results control specified multiple times";
854 return LDAP_PROTOCOL_ERROR;
857 if ( op->o_sync != SLAP_NO_CONTROL ) {
858 rs->sr_text = "paged results control specified with sync control";
859 return LDAP_PROTOCOL_ERROR;
862 if ( ctrl->ldctl_value.bv_len == 0 ) {
863 rs->sr_text = "paged results control value is empty (or absent)";
864 return LDAP_PROTOCOL_ERROR;
867 /* Parse the control value
868 * realSearchControlValue ::= SEQUENCE {
869 * size INTEGER (0..maxInt),
870 * -- requested page size from client
871 * -- result set size estimate from server
872 * cookie OCTET STRING
875 ber = ber_init( &ctrl->ldctl_value );
877 rs->sr_text = "internal error";
881 tag = ber_scanf( ber, "{im}", &size, &cookie );
883 if ( tag == LBER_ERROR ) {
884 rs->sr_text = "paged results control could not be decoded";
885 rc = LDAP_PROTOCOL_ERROR;
890 rs->sr_text = "paged results control size invalid";
891 rc = LDAP_PROTOCOL_ERROR;
896 /* defer cookie decoding/checks to backend... */
897 if ( cookie.bv_len ) {
898 PagedResultsCookie reqcookie;
899 if( cookie.bv_len != sizeof( reqcookie ) ) {
901 rs->sr_text = "paged results cookie is invalid";
902 rc = LDAP_PROTOCOL_ERROR;
906 AC_MEMCPY( &reqcookie, cookie.bv_val, sizeof( reqcookie ));
908 if ( reqcookie > op->o_pagedresults_state.ps_cookie ) {
910 rs->sr_text = "paged results cookie is invalid";
911 rc = LDAP_PROTOCOL_ERROR;
914 } else if ( reqcookie < op->o_pagedresults_state.ps_cookie ) {
915 rs->sr_text = "paged results cookie is invalid or old";
916 rc = LDAP_UNWILLING_TO_PERFORM;
921 /* Initial request. Initialize state. */
923 if ( op->o_conn->c_pagedresults_state.ps_cookie != 0 ) {
924 /* There's another pagedResults control on the
925 * same connection; reject new pagedResults controls
926 * (allowed by RFC2696) */
927 rs->sr_text = "paged results cookie unavailable; try later";
928 rc = LDAP_UNWILLING_TO_PERFORM;
932 op->o_pagedresults_state.ps_cookie = 0;
933 op->o_pagedresults_state.ps_count = 0;
937 op->o_pagedresults_size = size;
939 /* NOTE: according to RFC 2696 3.:
941 If the page size is greater than or equal to the sizeLimit value, the
942 server should ignore the control as the request can be satisfied in a
945 * NOTE: this assumes that the op->ors_slimit be set
946 * before the controls are parsed.
948 if ( op->ors_slimit > 0 && size >= op->ors_slimit ) {
949 op->o_pagedresults = SLAP_IGNORED_CONTROL;
951 } else if ( ctrl->ldctl_iscritical ) {
952 op->o_pagedresults = SLAP_CRITICAL_CONTROL;
955 op->o_pagedresults = SLAP_NONCRITICAL_CONTROL;
959 (void)ber_free( ber, 1 );
963 static int parseAssert (
969 struct berval fstr = BER_BVNULL;
970 const char *err_msg = "";
972 if ( op->o_assert != SLAP_NO_CONTROL ) {
973 rs->sr_text = "assert control specified multiple times";
974 return LDAP_PROTOCOL_ERROR;
977 if ( ctrl->ldctl_value.bv_len == 0 ) {
978 rs->sr_text = "assert control value is empty (or absent)";
979 return LDAP_PROTOCOL_ERROR;
982 ber = ber_init( &(ctrl->ldctl_value) );
984 rs->sr_text = "assert control: internal error";
988 rs->sr_err = get_filter( op, ber, &(op->o_assertion), &rs->sr_text);
990 if( rs->sr_err != LDAP_SUCCESS ) {
991 if( rs->sr_err == SLAPD_DISCONNECT ) {
992 rs->sr_err = LDAP_PROTOCOL_ERROR;
993 send_ldap_disconnect( op, rs );
994 rs->sr_err = SLAPD_DISCONNECT;
996 send_ldap_result( op, rs );
998 if( op->o_assertion != NULL ) {
999 filter_free_x( op, op->o_assertion );
1005 filter2bv_x( op, op->o_assertion, &fstr );
1008 LDAP_LOG( OPERATION, ARGS,
1009 "parseAssert: conn %ld assert: %s\n",
1010 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
1012 Debug( LDAP_DEBUG_ARGS, "parseAssert: conn %ld assert: %s\n",
1013 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
1015 op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
1018 op->o_assert = ctrl->ldctl_iscritical
1019 ? SLAP_CRITICAL_CONTROL
1020 : SLAP_NONCRITICAL_CONTROL;
1022 rs->sr_err = LDAP_SUCCESS;
1023 return LDAP_SUCCESS;
1026 static int parsePreRead (
1031 ber_len_t siz, off, i;
1032 AttributeName *an = NULL;
1035 if ( op->o_preread != SLAP_NO_CONTROL ) {
1036 rs->sr_text = "preread control specified multiple times";
1037 return LDAP_PROTOCOL_ERROR;
1040 if ( ctrl->ldctl_value.bv_len == 0 ) {
1041 rs->sr_text = "preread control value is empty (or absent)";
1042 return LDAP_PROTOCOL_ERROR;
1045 ber = ber_init( &(ctrl->ldctl_value) );
1047 rs->sr_text = "preread control: internal error";
1051 siz = sizeof( AttributeName );
1052 off = offsetof( AttributeName, an_name );
1053 if ( ber_scanf( ber, "{M}", &an, &siz, off ) == LBER_ERROR ) {
1054 rs->sr_text = "preread control: decoding error";
1055 return LDAP_PROTOCOL_ERROR;
1058 for( i=0; i<siz; i++ ) {
1059 int rc = LDAP_SUCCESS;
1060 const char *dummy = NULL;
1062 an[i].an_desc = NULL;
1064 an[i].an_oc_exclude = 0;
1065 rc = slap_bv2ad( &an[i].an_name, &an[i].an_desc, &dummy );
1066 if ( rc != LDAP_SUCCESS && ctrl->ldctl_iscritical ) {
1067 rs->sr_text = dummy ? dummy : "postread control: unknown attributeType";
1072 op->o_preread = ctrl->ldctl_iscritical
1073 ? SLAP_CRITICAL_CONTROL
1074 : SLAP_NONCRITICAL_CONTROL;
1076 op->o_preread_attrs = an;
1078 rs->sr_err = LDAP_SUCCESS;
1079 return LDAP_SUCCESS;
1082 static int parsePostRead (
1087 ber_len_t siz, off, i;
1088 AttributeName *an = NULL;
1091 if ( op->o_postread != SLAP_NO_CONTROL ) {
1092 rs->sr_text = "postread control specified multiple times";
1093 return LDAP_PROTOCOL_ERROR;
1096 if ( ctrl->ldctl_value.bv_len == 0 ) {
1097 rs->sr_text = "postread control value is empty (or absent)";
1098 return LDAP_PROTOCOL_ERROR;
1101 ber = ber_init( &(ctrl->ldctl_value) );
1103 rs->sr_text = "postread control: internal error";
1107 siz = sizeof( AttributeName );
1108 off = offsetof( AttributeName, an_name );
1109 if ( ber_scanf( ber, "{M}", &an, &siz, off ) == LBER_ERROR ) {
1110 rs->sr_text = "postread control: decoding error";
1111 return LDAP_PROTOCOL_ERROR;
1114 for( i=0; i<siz; i++ ) {
1115 int rc = LDAP_SUCCESS;
1116 const char *dummy = NULL;
1118 an[i].an_desc = NULL;
1120 an[i].an_oc_exclude = 0;
1121 rc = slap_bv2ad( &an[i].an_name, &an[i].an_desc, &dummy );
1122 if ( rc != LDAP_SUCCESS && ctrl->ldctl_iscritical ) {
1123 rs->sr_text = dummy ? dummy : "postread control: unknown attributeType";
1128 op->o_postread = ctrl->ldctl_iscritical
1129 ? SLAP_CRITICAL_CONTROL
1130 : SLAP_NONCRITICAL_CONTROL;
1132 op->o_postread_attrs = an;
1134 rs->sr_err = LDAP_SUCCESS;
1135 return LDAP_SUCCESS;
1138 int parseValuesReturnFilter (
1144 struct berval fstr = BER_BVNULL;
1145 const char *err_msg = "";
1147 if ( op->o_valuesreturnfilter != SLAP_NO_CONTROL ) {
1148 rs->sr_text = "valuesReturnFilter control specified multiple times";
1149 return LDAP_PROTOCOL_ERROR;
1152 if ( ctrl->ldctl_value.bv_len == 0 ) {
1153 rs->sr_text = "valuesReturnFilter control value is empty (or absent)";
1154 return LDAP_PROTOCOL_ERROR;
1157 ber = ber_init( &(ctrl->ldctl_value) );
1159 rs->sr_text = "internal error";
1163 rs->sr_err = get_vrFilter( op, ber, &(op->o_vrFilter), &rs->sr_text);
1165 if( rs->sr_err != LDAP_SUCCESS ) {
1166 if( rs->sr_err == SLAPD_DISCONNECT ) {
1167 rs->sr_err = LDAP_PROTOCOL_ERROR;
1168 send_ldap_disconnect( op, rs );
1169 rs->sr_err = SLAPD_DISCONNECT;
1171 send_ldap_result( op, rs );
1173 if( op->o_vrFilter != NULL) vrFilter_free( op, op->o_vrFilter );
1177 vrFilter2bv( op, op->o_vrFilter, &fstr );
1181 LDAP_LOG( OPERATION, ARGS,
1182 "parseValuesReturnFilter: conn %d vrFilter: %s\n",
1183 op->o_connid, fstr.bv_len ? fstr.bv_val : "empty" , 0 );
1185 Debug( LDAP_DEBUG_ARGS, " vrFilter: %s\n",
1186 fstr.bv_len ? fstr.bv_val : "empty", 0, 0 );
1188 op->o_tmpfree( fstr.bv_val, op->o_tmpmemctx );
1191 op->o_valuesreturnfilter = ctrl->ldctl_iscritical
1192 ? SLAP_CRITICAL_CONTROL
1193 : SLAP_NONCRITICAL_CONTROL;
1195 rs->sr_err = LDAP_SUCCESS;
1196 return LDAP_SUCCESS;
1199 #ifdef LDAP_CONTROL_SUBENTRIES
1200 static int parseSubentries (
1205 if ( op->o_subentries != SLAP_NO_CONTROL ) {
1206 rs->sr_text = "subentries control specified multiple times";
1207 return LDAP_PROTOCOL_ERROR;
1210 /* FIXME: should use BER library */
1211 if( ( ctrl->ldctl_value.bv_len != 3 )
1212 && ( ctrl->ldctl_value.bv_val[0] != 0x01 )
1213 && ( ctrl->ldctl_value.bv_val[1] != 0x01 ))
1215 rs->sr_text = "subentries control value encoding is bogus";
1216 return LDAP_PROTOCOL_ERROR;
1219 op->o_subentries = ctrl->ldctl_iscritical
1220 ? SLAP_CRITICAL_CONTROL
1221 : SLAP_NONCRITICAL_CONTROL;
1223 op->o_subentries_visibility = (ctrl->ldctl_value.bv_val[2] != 0x00);
1225 return LDAP_SUCCESS;
1229 #ifdef LDAP_CONTROL_X_PERMISSIVE_MODIFY
1230 static int parsePermissiveModify (
1235 if ( op->o_permissive_modify != SLAP_NO_CONTROL ) {
1236 rs->sr_text = "permissiveModify control specified multiple times";
1237 return LDAP_PROTOCOL_ERROR;
1240 if ( ctrl->ldctl_value.bv_len ) {
1241 rs->sr_text = "permissiveModify control value not empty";
1242 return LDAP_PROTOCOL_ERROR;
1245 op->o_permissive_modify = ctrl->ldctl_iscritical
1246 ? SLAP_CRITICAL_CONTROL
1247 : SLAP_NONCRITICAL_CONTROL;
1249 return LDAP_SUCCESS;
1253 #ifdef LDAP_CONTROL_X_DOMAIN_SCOPE
1254 static int parseDomainScope (
1259 if ( op->o_domain_scope != SLAP_NO_CONTROL ) {
1260 rs->sr_text = "domainScope control specified multiple times";
1261 return LDAP_PROTOCOL_ERROR;
1264 if ( ctrl->ldctl_value.bv_len ) {
1265 rs->sr_text = "domainScope control value not empty";
1266 return LDAP_PROTOCOL_ERROR;
1269 op->o_domain_scope = ctrl->ldctl_iscritical
1270 ? SLAP_CRITICAL_CONTROL
1271 : SLAP_NONCRITICAL_CONTROL;
1273 return LDAP_SUCCESS;
1277 #ifdef LDAP_CONTROL_X_TREE_DELETE
1278 static int parseTreeDelete (
1283 if ( op->o_tree_delete != SLAP_NO_CONTROL ) {
1284 rs->sr_text = "treeDelete control specified multiple times";
1285 return LDAP_PROTOCOL_ERROR;
1288 if ( ctrl->ldctl_value.bv_len ) {
1289 rs->sr_text = "treeDelete control value not empty";
1290 return LDAP_PROTOCOL_ERROR;
1293 op->o_tree_delete = ctrl->ldctl_iscritical
1294 ? SLAP_CRITICAL_CONTROL
1295 : SLAP_NONCRITICAL_CONTROL;
1297 return LDAP_SUCCESS;
1301 #ifdef LDAP_CONTORL_X_SEARCH_OPTIONS
1302 static int parseSearchOptions (
1308 ber_int_t search_flags;
1310 if ( ctrl->ldctl_value.bv_len == 0 ) {
1311 rs->sr_text = "searchOptions control value not empty";
1312 return LDAP_PROTOCOL_ERROR;
1315 ber = ber_init( &ctrl->ldctl_value );
1317 rs->sr_text = "internal error";
1321 if ( (tag = ber_scanf( ber, "{i}", &search_flags )) == LBER_ERROR ) {
1322 rs->sr_text = "searchOptions control decoding error";
1323 return LDAP_PROTOCOL_ERROR;
1326 (void) ber_free( ber, 1 );
1328 if ( search_flags & LDAP_SEARCH_FLAG_DOMAIN_SCOPE ) {
1329 if ( op->o_domain_scope != SLAP_NO_CONTROL ) {
1330 rs->sr_text = "searchOptions control specified multiple times "
1331 "or with domainScope control";
1332 return LDAP_PROTOCOL_ERROR;
1335 op->o_domain_scope = ctrl->ldctl_iscritical
1336 ? SLAP_CRITICAL_CONTROL
1337 : SLAP_NONCRITICAL_CONTROL;
1340 if ( search_flags & ~(LDAP_SEARCH_FLAG_DOMAIN_SCOPE) ) {
1341 /* Other search flags not recognised so far */
1342 rs->sr_text = "searchOptions contained unrecongized flag";
1343 return LDAP_UNWILLING_TO_PERFORM;
1346 return LDAP_SUCCESS;
1350 static int parseLDAPsync (
1359 struct slap_session_entry *se;
1361 if ( op->o_sync != SLAP_NO_CONTROL ) {
1362 rs->sr_text = "Sync control specified multiple times";
1363 return LDAP_PROTOCOL_ERROR;
1366 if ( op->o_pagedresults != SLAP_NO_CONTROL ) {
1367 rs->sr_text = "Sync control specified with pagedResults control";
1368 return LDAP_PROTOCOL_ERROR;
1372 if ( ctrl->ldctl_value.bv_len == 0 ) {
1373 rs->sr_text = "Sync control value is empty (or absent)";
1374 return LDAP_PROTOCOL_ERROR;
1377 /* Parse the control value
1378 * syncRequestValue ::= SEQUENCE {
1383 * refreshAndPersist (3)
1385 * cookie syncCookie OPTIONAL
1389 ber = ber_init( &ctrl->ldctl_value );
1391 rs->sr_text = "internal error";
1395 if ( (tag = ber_scanf( ber, "{i" /*}*/, &mode )) == LBER_ERROR ) {
1396 rs->sr_text = "Sync control : mode decoding error";
1397 return LDAP_PROTOCOL_ERROR;
1401 case LDAP_SYNC_REFRESH_ONLY:
1402 mode = SLAP_SYNC_REFRESH;
1404 case LDAP_SYNC_REFRESH_AND_PERSIST:
1405 mode = SLAP_SYNC_REFRESH_AND_PERSIST;
1408 rs->sr_text = "Sync control : unknown update mode";
1409 return LDAP_PROTOCOL_ERROR;
1412 tag = ber_peek_tag( ber, &len );
1414 if ( tag == LDAP_TAG_SYNC_COOKIE ) {
1415 struct berval tmp_bv;
1416 if (( ber_scanf( ber, /*{*/ "o", &tmp_bv )) == LBER_ERROR ) {
1417 rs->sr_text = "Sync control : cookie decoding error";
1418 return LDAP_PROTOCOL_ERROR;
1420 ber_bvarray_add( &op->o_sync_state.octet_str, &tmp_bv );
1421 slap_parse_sync_cookie( &op->o_sync_state );
1423 if ( tag == LDAP_TAG_RELOAD_HINT ) {
1424 if (( ber_scanf( ber, /*{*/ "b", &op->o_sync_rhint )) == LBER_ERROR ) {
1425 rs->sr_text = "Sync control : rhint decoding error";
1426 return LDAP_PROTOCOL_ERROR;
1429 if (( ber_scanf( ber, /*{*/ "}")) == LBER_ERROR ) {
1430 rs->sr_text = "Sync control : decoding error";
1431 return LDAP_PROTOCOL_ERROR;
1434 (void) ber_free( ber, 1 );
1436 op->o_sync_mode = (char) mode;
1438 op->o_sync = ctrl->ldctl_iscritical
1439 ? SLAP_CRITICAL_CONTROL
1440 : SLAP_NONCRITICAL_CONTROL;
1442 return LDAP_SUCCESS;