1 /* acl.c - routines to parse and check acl's */
4 * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
13 #include <ac/socket.h>
14 #include <ac/string.h>
18 static AccessControl * acl_get(
19 AccessControl *ac, int *count,
20 Backend *be, Operation *op,
22 int nmatches, regmatch_t *matches );
24 static slap_control_t acl_mask(
25 AccessControl *ac, slap_access_mask_t *mask,
26 Backend *be, Connection *conn, Operation *op,
27 Entry *e, char *attr, struct berval *val,
28 regmatch_t *matches );
30 #ifdef SLAPD_ACI_ENABLED
34 Entry *e, char *attr, struct berval *val, struct berval *aci,
35 regmatch_t *matches, slap_access_t *grant, slap_access_t *deny );
37 char *supportedACIMechs[] = {
38 "1.3.6.1.4.1.4203.666.7.1", /* experimental draft aci family */
39 "1.3.6.1.4.1.4203.666.7.2", /* experimental OpenLDAP aci family */
44 static int regex_matches(char *pat, char *str, char *buf, regmatch_t *matches);
45 static void string_expand(char *newbuf, int bufsiz, char *pattern,
46 char *match, regmatch_t *matches);
50 * access_allowed - check whether op->o_ndn is allowed the requested access
51 * to entry e, attribute attr, value val. if val is null, access to
52 * the whole attribute is assumed (all values).
54 * This routine loops through all access controls and calls
55 * acl_mask() on each applicable access control.
56 * The loop exits when a definitive answer is reached or
57 * or no more controls remain.
77 char accessmaskbuf[ACCESSMASK_MAXLEN];
78 slap_access_mask_t mask;
79 slap_control_t control;
81 regmatch_t matches[MAXREMATCHES];
83 Debug( LDAP_DEBUG_ACL,
84 "=> access_allowed: %s access to \"%s\" \"%s\" requested\n",
90 assert( attr != NULL );
91 assert( access > ACL_NONE );
93 /* grant database root access */
94 if ( be != NULL && be_isroot( be, op->o_ndn ) ) {
95 Debug( LDAP_DEBUG_ACL,
96 "<= root access granted\n",
102 * no-user-modification operational attributes are ignored
103 * by ACL_WRITE checking as any found here are not provided
106 if ( access >= ACL_WRITE && oc_check_op_no_usermod_attr( attr ) ) {
107 Debug( LDAP_DEBUG_ACL, "NoUserMod Operational attribute:"
108 " %s access granted\n",
113 /* use backend default access if no backend acls */
114 if( be != NULL && be->be_acl == NULL ) {
115 Debug( LDAP_DEBUG_ACL,
116 "=> access_allowed: backend default %s access %s to \"%s\"\n",
117 access2str( access ),
118 be->be_dfltaccess >= access ? "granted" : "denied", op->o_dn );
120 return be->be_dfltaccess >= access;
123 /* be is always non-NULL */
124 /* use global default access if no global acls */
125 } else if ( be == NULL && global_acl == NULL ) {
126 Debug( LDAP_DEBUG_ACL,
127 "=> access_allowed: global default %s access %s to \"%s\"\n",
128 access2str( access ),
129 global_default_access >= access ? "granted" : "denied", op->o_dn );
131 return global_default_access >= access;
136 memset(matches, 0, sizeof(matches));
142 while( a = acl_get( a, &count, be, op, e, attr, MAXREMATCHES, matches ) )
146 for (i = 0; i < MAXREMATCHES && matches[i].rm_so > 0; i++) {
147 Debug( LDAP_DEBUG_ACL, "=> match[%d]: %d %d ", i,
148 (int)matches[i].rm_so, (int)matches[i].rm_eo );
150 if( matches[i].rm_so <= matches[0].rm_eo ) {
152 for ( n = matches[i].rm_so; n < matches[i].rm_eo; n++) {
153 Debug( LDAP_DEBUG_ACL, "%c", e->e_ndn[n], 0, 0 );
156 Debug( LDAP_DEBUG_ARGS, "\n", 0, 0, 0 );
159 control = acl_mask( a, &mask, be, conn, op,
160 e, attr, val, matches );
162 if ( control != ACL_BREAK ) {
166 memset(matches, 0, sizeof(matches));
169 if ( ACL_IS_INVALID( mask ) ) {
170 Debug( LDAP_DEBUG_ACL,
171 "=> access_allowed: \"%s\" (%s) invalid!\n",
175 } else if ( control == ACL_BREAK ) {
176 Debug( LDAP_DEBUG_ACL,
177 "=> access_allowed: no more rules\n", 0, 0, 0);
181 Debug( LDAP_DEBUG_ACL,
182 "=> access_allowed: %s access %s by %s\n",
183 access2str( access ),
184 ACL_GRANT(mask, access) ? "granted" : "denied",
185 accessmask2str( mask, accessmaskbuf ) );
187 return ACL_GRANT(mask, access);
191 * acl_get - return the acl applicable to entry e, attribute
192 * attr. the acl returned is suitable for use in subsequent calls to
193 * acl_access_allowed().
196 static AccessControl *
209 assert( count != NULL );
224 for ( ; a != NULL; a = a->acl_next ) {
227 if (a->acl_dn_pat != NULL) {
228 Debug( LDAP_DEBUG_ACL, "=> dnpat: [%d] %s nsub: %d\n",
229 *count, a->acl_dn_pat, (int) a->acl_dn_re.re_nsub );
231 if (regexec(&a->acl_dn_re, e->e_ndn, nmatch, matches, 0)) {
235 Debug( LDAP_DEBUG_ACL, "=> acl_get: [%d] matched\n",
240 if ( a->acl_filter != NULL ) {
241 if ( test_filter( NULL, NULL, NULL, e, a->acl_filter ) != 0 ) {
246 Debug( LDAP_DEBUG_ACL, "=> acl_get: [%d] check attr %s\n",
249 if ( attr == NULL || a->acl_attrs == NULL ||
250 charray_inlist( a->acl_attrs, attr ) )
252 Debug( LDAP_DEBUG_ACL,
253 "<= acl_get: [%d] acl %s attr: %s\n",
254 *count, e->e_dn, attr );
257 matches[0].rm_so = matches[0].rm_eo = -1;
260 Debug( LDAP_DEBUG_ACL, "<= acl_get: done.\n", 0, 0, 0 );
266 * acl_mask - modifies mask based upon the given acl and the
267 * requested access to entry e, attribute attr, value val. if val
268 * is null, access to the whole attribute is assumed (all values).
270 * returns 0 access NOT allowed
274 static slap_control_t
277 slap_access_mask_t *mask,
289 char accessmaskbuf[ACCESSMASK_MAXLEN];
292 assert( mask != NULL );
294 Debug( LDAP_DEBUG_ACL,
295 "=> acl_mask: access to entry \"%s\", attr \"%s\" requested\n",
298 Debug( LDAP_DEBUG_ACL,
299 "=> acl_mask: to value \"%s\" by \"%s\", (%s) \n",
300 val ? val->bv_val : "*",
301 op->o_ndn ? op->o_ndn : "",
302 accessmask2str( *mask, accessmaskbuf ) );
304 for ( i = 1, b = a->acl_access; b != NULL; b = b->a_next, i++ ) {
305 slap_access_mask_t oldmask, modmask;
307 ACL_INVALIDATE( modmask );
309 /* AND <who> clauses */
310 if ( b->a_dn_pat != NULL ) {
311 Debug( LDAP_DEBUG_ACL, "<= check a_dn_pat: %s\n",
314 * if access applies to the entry itself, and the
315 * user is bound as somebody in the same namespace as
316 * the entry, OR the given dn matches the dn pattern
318 if ( strcmp( b->a_dn_pat, "anonymous" ) == 0 ) {
319 if (op->o_ndn != NULL && op->o_ndn[0] != '\0' ) {
323 } else if ( strcmp( b->a_dn_pat, "users" ) == 0 ) {
324 if (op->o_ndn == NULL || op->o_ndn[0] == '\0' ) {
328 } else if ( strcmp( b->a_dn_pat, "self" ) == 0 ) {
329 if( op->o_ndn == NULL || op->o_ndn[0] == '\0' ) {
333 if ( e->e_dn == NULL || strcmp( e->e_ndn, op->o_ndn ) != 0 ) {
337 } else if ( strcmp( b->a_dn_pat, "*" ) != 0 ) {
338 int ret = regex_matches( b->a_dn_pat,
339 op->o_ndn, e->e_ndn, matches );
347 if ( b->a_sockurl_pat != NULL ) {
348 Debug( LDAP_DEBUG_ACL, "<= check a_sockurl_pat: %s\n",
349 b->a_sockurl_pat, 0, 0 );
351 if ( strcmp( b->a_sockurl_pat, "*" ) != 0 &&
352 !regex_matches( b->a_sockurl_pat, conn->c_listener_url,
353 e->e_ndn, matches ) )
359 if ( b->a_domain_pat != NULL ) {
360 Debug( LDAP_DEBUG_ACL, "<= check a_domain_pat: %s\n",
361 b->a_domain_pat, 0, 0 );
363 if ( strcmp( b->a_domain_pat, "*" ) != 0 &&
364 !regex_matches( b->a_domain_pat, conn->c_peer_domain,
365 e->e_ndn, matches ) )
371 if ( b->a_peername_pat != NULL ) {
372 Debug( LDAP_DEBUG_ACL, "<= check a_peername_path: %s\n",
373 b->a_peername_pat, 0, 0 );
375 if ( strcmp( b->a_peername_pat, "*" ) != 0 &&
376 !regex_matches( b->a_peername_pat, conn->c_peer_name,
377 e->e_ndn, matches ) )
383 if ( b->a_sockname_pat != NULL ) {
384 Debug( LDAP_DEBUG_ACL, "<= check a_sockname_path: %s\n",
385 b->a_sockname_pat, 0, 0 );
387 if ( strcmp( b->a_sockname_pat, "*" ) != 0 &&
388 !regex_matches( b->a_sockname_pat, conn->c_sock_name,
389 e->e_ndn, matches ) )
395 if ( b->a_dn_at != NULL && op->o_ndn != NULL ) {
400 Debug( LDAP_DEBUG_ACL, "<= check a_dn_at: %s\n",
403 bv.bv_val = op->o_ndn;
404 bv.bv_len = strlen( bv.bv_val );
406 #ifdef SLAPD_SCHEMA_COMPAT
409 dn_at = at_canonical_name( b->a_dn_at );
412 /* see if asker is listed in dnattr */
413 if ( (at = attr_find( e->e_attrs, dn_at )) != NULL
414 #ifdef SLAPD_SCHEMA_COMPAT
415 && value_find( at->a_vals, &bv, at->a_syntax, 3 ) == 0
421 #ifdef SLAPD_SCHEMA_COMPAT
422 || value_cmp( &bv, val, at->a_syntax, 2 )
429 /* asker not listed in dnattr - check for self access */
430 } else if ( ! b->a_dn_self || val == NULL
431 #ifdef SLAPD_SCHEMA_COMPAT
432 || value_cmp( &bv, val, at->a_syntax, 2 ) != 0
440 if ( b->a_group_pat != NULL && op->o_ndn != NULL ) {
443 /* b->a_group is an unexpanded entry name, expanded it should be an
444 * entry with objectclass group* and we test to see if odn is one of
445 * the values in the attribute group
447 /* see if asker is listed in dnattr */
448 string_expand(buf, sizeof(buf), b->a_group_pat, e->e_ndn, matches);
449 if ( dn_normalize(buf) == NULL ) {
450 /* did not expand to a valid dn */
454 if (backend_group(be, e, buf, op->o_ndn,
455 b->a_group_oc, b->a_group_at) != 0)
461 #ifdef SLAPD_ACI_ENABLED
462 if ( b->a_aci_at != NULL ) {
464 slap_access_t grant, deny, tgrant, tdeny;
466 /* this case works different from the others above.
467 * since aci's themselves give permissions, we need
468 * to first check b->a_mask, the ACL's access level.
471 if( op->o_ndn == NULL || op->o_ndn[0] == '\0' ) {
475 if ( e->e_dn == NULL ) {
479 /* first check if the right being requested
480 * is allowed by the ACL clause.
482 if ( ! ACL_GRANT( b->a_mask, *mask ) ) {
486 /* get the aci attribute */
487 at = attr_find( e->e_attrs, b->a_aci_at );
492 /* start out with nothing granted, nothing denied */
496 /* the aci is an multi-valued attribute. The
497 * rights are determined by OR'ing the individual
498 * rights given by the acis.
500 for ( i = 0; at->a_vals[i] != NULL; i++ ) {
501 if (aci_mask( be, op,
502 e, attr, val, at->a_vals[i],
503 matches, &grant, &deny ) != 0)
510 /* remove anything that the ACL clause does not allow */
511 tgrant &= b->a_mask & ACL_PRIV_MASK;
512 tdeny &= ACL_PRIV_MASK;
514 /* see if we have anything to contribute */
515 if( ACL_IS_INVALID(tgrant) && ACL_IS_INVALID(tdeny) ) {
519 /* this could be improved by changing acl_mask so that it can deal with
520 * by clauses that return grant/deny pairs. Right now, it does either
521 * additive or subtractive rights, but not both at the same time. So,
522 * we need to combine the grant/deny pair into a single rights mask in
523 * a smart way: if either grant or deny is "empty", then we use the
524 * opposite as is, otherwise we remove any denied rights from the grant
525 * rights mask and construct an additive mask.
527 if (ACL_IS_INVALID(tdeny)) {
528 modmask = tgrant | ACL_PRIV_ADDITIVE;
530 } else if (ACL_IS_INVALID(tgrant)) {
531 modmask = tdeny | ACL_PRIV_SUBSTRACTIVE;
534 modmask = (tgrant & ~tdeny) | ACL_PRIV_ADDITIVE;
544 Debug( LDAP_DEBUG_ACL,
545 "<= acl_mask: [%d] applying %s (%s)\n",
546 i, accessmask2str( modmask, accessmaskbuf ),
547 b->a_type == ACL_CONTINUE
549 : b->a_type == ACL_BREAK
556 if( ACL_IS_ADDITIVE(modmask) ) {
558 ACL_PRIV_SET( *mask, modmask );
561 ACL_PRIV_CLR( *mask, ~ACL_PRIV_MASK );
563 } else if( ACL_IS_SUBTRACTIVE(modmask) ) {
564 /* substract privs */
565 ACL_PRIV_CLR( *mask, modmask );
568 ACL_PRIV_CLR( *mask, ~ACL_PRIV_MASK );
575 Debug( LDAP_DEBUG_ACL,
576 "<= acl_mask: [%d] mask: %s\n",
577 i, accessmask2str(*mask, accessmaskbuf), 0 );
579 if( b->a_type == ACL_CONTINUE ) {
582 } else if ( b->a_type == ACL_BREAK ) {
590 Debug( LDAP_DEBUG_ACL,
591 "<= acl_mask: no more <who> clauses, returning %s (stop)\n",
592 accessmask2str(*mask, accessmaskbuf), 0, 0 );
597 * acl_check_modlist - check access control on the given entry to see if
598 * it allows the given modifications by the user associated with op.
599 * returns 1 if mods allowed ok
614 assert( be != NULL );
616 /* short circuit root database access */
617 if ( be_isroot( be, op->o_ndn ) ) {
618 Debug( LDAP_DEBUG_ACL,
619 "<= acl_access_allowed: granted to database root\n",
624 /* use backend default access if no backend acls */
625 if( be != NULL && be->be_acl == NULL ) {
626 Debug( LDAP_DEBUG_ACL,
627 "=> access_allowed: backend default %s access %s to \"%s\"\n",
628 access2str( ACL_WRITE ),
629 be->be_dfltaccess >= ACL_WRITE ? "granted" : "denied", op->o_dn );
631 return be->be_dfltaccess >= ACL_WRITE;
634 /* be is always non-NULL */
635 /* use global default access if no global acls */
636 } else if ( be == NULL && global_acl == NULL ) {
637 Debug( LDAP_DEBUG_ACL,
638 "=> access_allowed: global default %s access %s to \"%s\"\n",
639 access2str( ACL_WRITE ),
640 global_default_access >= ACL_WRITE ? "granted" : "denied", op->o_dn );
642 return global_default_access >= ACL_WRITE;
646 for ( ; mlist != NULL; mlist = mlist->ml_next ) {
648 * no-user-modification operational attributes are ignored
649 * by ACL_WRITE checking as any found here are not provided
652 if ( oc_check_op_no_usermod_attr( mlist->ml_type ) ) {
653 Debug( LDAP_DEBUG_ACL, "NoUserMod Operational attribute:"
654 " modify access granted\n",
655 mlist->ml_type, 0, 0 );
659 switch ( mlist->ml_op & ~LDAP_MOD_BVALUES ) {
660 case LDAP_MOD_REPLACE:
662 if ( mlist->ml_bvalues == NULL ) {
665 for ( i = 0; mlist->ml_bvalues[i] != NULL; i++ ) {
666 if ( ! access_allowed( be, conn, op, e,
667 mlist->ml_type, mlist->ml_bvalues[i],
675 case LDAP_MOD_DELETE:
676 if ( mlist->ml_bvalues == NULL ) {
677 if ( ! access_allowed( be, conn, op, e,
678 mlist->ml_type, NULL,
685 for ( i = 0; mlist->ml_bvalues[i] != NULL; i++ ) {
686 if ( ! access_allowed( be, conn, op, e,
687 mlist->ml_type, mlist->ml_bvalues[i],
700 #ifdef SLAPD_ACI_ENABLED
702 aci_bvstrdup (struct berval *bv)
706 s = (char *)ch_malloc(bv->bv_len + 1);
708 memcpy(s, bv->bv_val, bv->bv_len);
715 aci_strbvcmp (char *s, struct berval *bv)
719 res = strncasecmp( s, bv->bv_val, bv->bv_len );
723 if (len > (int)bv->bv_len)
725 if (len < (int)bv->bv_len)
731 aci_get_part (struct berval *list, int ix, char sep, struct berval *bv)
742 while (len >= 0 && --ix >= 0) {
743 while (--len >= 0 && *p++ != sep) ;
745 while (len >= 0 && *p == ' ') {
756 while (--len >= 0 && *p != sep) {
760 while (bv->bv_len > 0 && *--p == ' ')
766 aci_list_map_rights (
774 for (i = 0; aci_get_part(list, i, ',', &bv) >= 0; i++) {
777 switch (*bv.bv_val) {
779 ACL_PRIV_SET(mask, ACL_PRIV_COMPARE);
782 /* **** NOTE: draft-ietf-ldapext-aci-model-0.3.txt defines
783 * the right 's' to mean "set", but in the examples states
784 * that the right 's' means "search". The latter definition
787 ACL_PRIV_SET(mask, ACL_PRIV_SEARCH);
790 ACL_PRIV_SET(mask, ACL_PRIV_READ);
793 ACL_PRIV_SET(mask, ACL_PRIV_WRITE);
796 /* **** NOTE: draft-ietf-ldapext-aci-model-0.3.txt does not
797 * define any equivalent to the AUTH right, so I've just used
800 ACL_PRIV_SET(mask, ACL_PRIV_AUTH);
811 aci_list_has_attr (struct berval *list, char *attr, struct berval *val)
813 struct berval bv, left, right;
816 for (i = 0; aci_get_part(list, i, ',', &bv) >= 0; i++) {
817 if (aci_get_part(&bv, 0, '=', &left) < 0
818 || aci_get_part(&bv, 1, '=', &right) < 0)
820 if (aci_strbvcmp(attr, &bv) == 0)
822 } else if (val == NULL) {
823 if (aci_strbvcmp(attr, &left) == 0)
826 if (aci_strbvcmp(attr, &left) == 0) {
827 /* this is experimental code that implements a
828 * simple (prefix) match of the attribute value.
829 * the ACI draft does not provide for aci's that
830 * apply to specific values, but it would be
831 * nice to have. If the <attr> part of an aci's
832 * rights list is of the form <attr>=<value>,
833 * that means the aci applies only to attrs with
834 * the given value. Furthermore, if the attr is
835 * of the form <attr>=<value>*, then <value> is
836 * treated as a prefix, and the aci applies to
837 * any value with that prefix.
839 * Ideally, this would allow r.e. matches.
841 if (aci_get_part(&right, 0, '*', &left) < 0
842 || right.bv_len <= left.bv_len)
844 if (aci_strbvcmp(val->bv_val, &right) == 0)
846 } else if (val->bv_len >= left.bv_len) {
847 if (strncasecmp( val->bv_val, left.bv_val, left.bv_len ) == 0)
857 aci_list_get_attr_rights (struct berval *list, char *attr, struct berval *val)
863 /* loop through each rights/attr pair, skip first part (action) */
865 for (i = 1; aci_get_part(list, i + 1, ';', &bv) >= 0; i += 2) {
866 if (aci_list_has_attr(&bv, attr, val) == 0)
868 if (aci_get_part(list, i, ';', &bv) < 0)
870 mask |= aci_list_map_rights(&bv);
876 aci_list_get_rights (
880 slap_access_t *grant,
883 struct berval perm, actn;
887 if (attr == NULL || *attr == 0 || strcasecmp(attr, "entry") == 0) {
894 /* loop through each permissions clause */
895 for (i = 0; aci_get_part(list, i, '$', &perm) >= 0; i++) {
896 if (aci_get_part(&perm, 0, ';', &actn) < 0)
898 if (aci_strbvcmp( "grant", &actn ) == 0) {
900 } else if (aci_strbvcmp( "deny", &actn ) == 0) {
907 *mask |= aci_list_get_attr_rights(&perm, attr, val);
908 *mask |= aci_list_get_attr_rights(&perm, "[all]", NULL);
925 char *subjdn, *grpdn;
928 /* format of string is "group/objectClassValue/groupAttrName" */
929 if (aci_get_part(subj, 0, '/', &bv) < 0)
931 subjdn = aci_bvstrdup(&bv);
935 if (aci_get_part(subj, 1, '/', &bv) < 0)
936 grpoc = ch_strdup(grpoc);
938 grpoc = aci_bvstrdup(&bv);
940 if (aci_get_part(subj, 2, '/', &bv) < 0)
941 grpat = ch_strdup(grpat);
943 grpat = aci_bvstrdup(&bv);
945 grpdn = (char *)ch_malloc(1024);
946 if (grpoc != NULL && grpat != NULL && grpdn != NULL) {
947 string_expand(grpdn, 1024, subjdn, e->e_ndn, matches);
948 if ( dn_normalize(grpdn) != NULL ) {
949 rc = (backend_group(be, e, grpdn, op->o_ndn, grpoc, grpat) == 0);
970 slap_access_t *grant,
974 struct berval bv, perms, sdn;
978 /* parse an aci of the form:
979 oid#scope#action;rights;attr;rights;attr$action;rights;attr;rights;attr#dnType#subjectDN
981 See draft-ietf-ldapext-aci-model-04.txt section 9.1 for
982 a full description of the format for this attribute.
984 For now, this routine only supports scope=entry.
987 /* check that the aci has all 5 components */
988 if (aci_get_part(aci, 4, '#', NULL) < 0)
991 /* check that the aci family is supported */
992 if (aci_get_part(aci, 0, '#', &bv) < 0)
994 for (i = 0; supportedACIMechs[i] != NULL; i++) {
995 if (aci_strbvcmp( supportedACIMechs[i], &bv ) == 0)
998 if (supportedACIMechs[i] == NULL)
1001 /* check that the scope is "entry" */
1002 if (aci_get_part(aci, 1, '#', &bv) < 0
1003 || aci_strbvcmp( "entry", &bv ) != 0)
1008 /* get the list of permissions clauses, bail if empty */
1009 if (aci_get_part(aci, 2, '#', &perms) <= 0)
1012 /* check if any permissions allow desired access */
1013 if (aci_list_get_rights(&perms, attr, val, grant, deny) == 0)
1016 /* see if we have a DN match */
1017 if (aci_get_part(aci, 3, '#', &bv) < 0)
1020 if (aci_get_part(aci, 4, '#', &sdn) < 0)
1023 if (aci_strbvcmp( "access-id", &bv ) == 0) {
1024 subjdn = aci_bvstrdup(&sdn);
1028 if ( dn_normalize(subjdn) != NULL )
1029 if (strcasecmp(op->o_ndn, subjdn) != 0)
1035 if (aci_strbvcmp( "self", &bv ) == 0) {
1036 if (strcasecmp(op->o_ndn, e->e_ndn) == 0)
1039 } else if (aci_strbvcmp( "dnattr", &bv ) == 0) {
1043 attrname = aci_bvstrdup(&sdn);
1044 at = attr_find(e->e_attrs, attrname);
1048 bv.bv_val = op->o_ndn;
1049 bv.bv_len = strlen( bv.bv_val );
1051 if (value_find( at->a_vals, &bv, at->a_syntax, 3 ) == 0 )
1055 } else if (aci_strbvcmp( "group", &bv ) == 0) {
1056 if (aci_group_member(&sdn, "groupOfNames", "member", be, e, op, matches))
1059 } else if (aci_strbvcmp( "role", &bv ) == 0) {
1060 if (aci_group_member(&sdn, "organizationalRole", "roleOccupant", be, e, op, matches))
1068 get_supported_acimech (int index)
1070 if (index < 0 || index >= (sizeof(supportedACIMechs) / sizeof(char *)))
1072 return(supportedACIMechs[index]);
1075 #endif /* SLAPD_ACI_ENABLED */
1083 regmatch_t *matches)
1092 bufsiz--; /* leave space for lone $ */
1095 for ( dp = newbuf, sp = pat; size < bufsiz && *sp ; sp++) {
1096 /* did we previously see a $ */
1101 } else if (*sp >= '0' && *sp <= '9' ) {
1108 i = matches[n].rm_so;
1109 l = matches[n].rm_eo;
1110 for ( ; size < 512 && i < l; size++, i++ ) {
1128 /* must have ended with a single $ */
1135 Debug( LDAP_DEBUG_TRACE, "=> string_expand: pattern: %s\n", pat, 0, 0 );
1136 Debug( LDAP_DEBUG_TRACE, "=> string_expand: expanded: %s\n", newbuf, 0, 0 );
1141 char *pat, /* pattern to expand and match against */
1142 char *str, /* string to match against pattern */
1143 char *buf, /* buffer with $N expansion variables */
1144 regmatch_t *matches /* offsets in buffer for $N expansion variables */
1151 if(str == NULL) str = "";
1153 string_expand(newbuf, sizeof(newbuf), pat, buf, matches);
1154 if (( rc = regcomp(&re, newbuf, REG_EXTENDED|REG_ICASE))) {
1156 regerror(rc, &re, error, sizeof(error));
1158 Debug( LDAP_DEBUG_TRACE,
1159 "compile( \"%s\", \"%s\") failed %s\n",
1164 rc = regexec(&re, str, 0, NULL, 0);
1167 Debug( LDAP_DEBUG_TRACE,
1168 "=> regex_matches: string: %s\n", str, 0, 0 );
1169 Debug( LDAP_DEBUG_TRACE,
1170 "=> regex_matches: rc: %d %s\n",
1171 rc, !rc ? "matches" : "no matches", 0 );