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   1 /* aci.c - routines to parse and check acl's */
   2 /* $OpenLDAP$ */
   3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   4  *
   5  * Copyright 1998-2010 The OpenLDAP Foundation.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted only as authorized by the OpenLDAP
  10  * Public License.
  11  *
  12  * A copy of this license is available in the file LICENSE in the
  13  * top-level directory of the distribution or, alternatively, at
  14  * <http://www.OpenLDAP.org/license.html>.
  15  */
  16 /* Portions Copyright (c) 1995 Regents of the University of Michigan.
  17  * All rights reserved.
  18  *
  19  * Redistribution and use in source and binary forms are permitted
  20  * provided that this notice is preserved and that due credit is given
  21  * to the University of Michigan at Ann Arbor. The name of the University
  22  * may not be used to endorse or promote products derived from this
  23  * software without specific prior written permission. This software
  24  * is provided ``as is'' without express or implied warranty.
  25  */
  26
  27 #include "portable.h"
  28
  29 #ifdef SLAPD_ACI_ENABLED
  30
  31 #include <stdio.h>
  32
  33 #include <ac/ctype.h>
  34 #include <ac/regex.h>
  35 #include <ac/socket.h>
  36 #include <ac/string.h>
  37 #include <ac/unistd.h>
  38
  39 #include "slap.h"
  40 #include "lber_pvt.h"
  41 #include "lutil.h"
  42
  43 /* use most appropriate size */
  44 #define ACI_BUF_SIZE                    1024
  45
  46 /* move to "stable" when no longer experimental */
  47 #define SLAPD_ACI_SYNTAX                "1.3.6.1.4.1.4203.666.2.1"
  48
  49 /* change this to "OpenLDAPset" */
  50 #define SLAPD_ACI_SET_ATTR              "template"
  51
  52 typedef enum slap_aci_scope_t {
  53         SLAP_ACI_SCOPE_ENTRY            = 0x1,
  54         SLAP_ACI_SCOPE_CHILDREN         = 0x2,
  55         SLAP_ACI_SCOPE_SUBTREE          = ( SLAP_ACI_SCOPE_ENTRY | SLAP_ACI_SCOPE_CHILDREN )
  56 } slap_aci_scope_t;
  57
  58 enum {
  59         ACI_BV_ENTRY,
  60         ACI_BV_CHILDREN,
  61         ACI_BV_ONELEVEL,
  62         ACI_BV_SUBTREE,
  63
  64         ACI_BV_BR_ENTRY,
  65         ACI_BV_BR_CHILDREN,
  66         ACI_BV_BR_ALL,
  67
  68         ACI_BV_ACCESS_ID,
  69         ACI_BV_PUBLIC,
  70         ACI_BV_USERS,
  71         ACI_BV_SELF,
  72         ACI_BV_DNATTR,
  73         ACI_BV_GROUP,
  74         ACI_BV_ROLE,
  75         ACI_BV_SET,
  76         ACI_BV_SET_REF,
  77
  78         ACI_BV_GRANT,
  79         ACI_BV_DENY,
  80
  81         ACI_BV_GROUP_CLASS,
  82         ACI_BV_GROUP_ATTR,
  83         ACI_BV_ROLE_CLASS,
  84         ACI_BV_ROLE_ATTR,
  85
  86         ACI_BV_SET_ATTR,
  87
  88         ACI_BV_LAST
  89 };
  90
  91 static const struct berval      aci_bv[] = {
  92         /* scope */
  93         BER_BVC("entry"),
  94         BER_BVC("children"),
  95         BER_BVC("onelevel"),
  96         BER_BVC("subtree"),
  97
  98         /* */
  99         BER_BVC("[entry]"),
 100         BER_BVC("[children]"),
 101         BER_BVC("[all]"),
 102
 103         /* type */
 104         BER_BVC("access-id"),
 105         BER_BVC("public"),
 106         BER_BVC("users"),
 107         BER_BVC("self"),
 108         BER_BVC("dnattr"),
 109         BER_BVC("group"),
 110         BER_BVC("role"),
 111         BER_BVC("set"),
 112         BER_BVC("set-ref"),
 113
 114         /* actions */
 115         BER_BVC("grant"),
 116         BER_BVC("deny"),
 117
 118         /* schema */
 119         BER_BVC(SLAPD_GROUP_CLASS),
 120         BER_BVC(SLAPD_GROUP_ATTR),
 121         BER_BVC(SLAPD_ROLE_CLASS),
 122         BER_BVC(SLAPD_ROLE_ATTR),
 123
 124         BER_BVC(SLAPD_ACI_SET_ATTR),
 125
 126         BER_BVNULL
 127 };
 128
 129 static AttributeDescription     *slap_ad_aci;
 130
 131 static int
 132 OpenLDAPaciValidate(
 133         Syntax          *syntax,
 134         struct berval   *val );
 135
 136 static int
 137 OpenLDAPaciPretty(
 138         Syntax          *syntax,
 139         struct berval   *val,
 140         struct berval   *out,
 141         void            *ctx );
 142
 143 static int
 144 OpenLDAPaciNormalize(
 145         slap_mask_t     use,
 146         Syntax          *syntax,
 147         MatchingRule    *mr,
 148         struct berval   *val,
 149         struct berval   *out,
 150         void            *ctx );
 151
 152 #define OpenLDAPaciMatch                        octetStringMatch
 153
 154 static int
 155 aci_list_map_rights(
 156         struct berval   *list )
 157 {
 158         struct berval   bv;
 159         slap_access_t   mask;
 160         int             i;
 161
 162         ACL_INIT( mask );
 163         for ( i = 0; acl_get_part( list, i, ',', &bv ) >= 0; i++ ) {
 164                 if ( bv.bv_len <= 0 ) {
 165                         continue;
 166                 }
 167
 168                 switch ( *bv.bv_val ) {
 169                 case 'x':
 170                         /* **** NOTE: draft-ietf-ldapext-aci-model-0.3.txt does not
 171                          * define any equivalent to the AUTH right, so I've just used
 172                          * 'x' for now.
 173                          */
 174                         ACL_PRIV_SET(mask, ACL_PRIV_AUTH);
 175                         break;
 176                 case 'd':
 177                         /* **** NOTE: draft-ietf-ldapext-aci-model-0.3.txt defines
 178                          * the right 'd' to mean "delete"; we hijack it to mean
 179                          * "disclose" for consistency wuith the rest of slapd.
 180                          */
 181                         ACL_PRIV_SET(mask, ACL_PRIV_DISCLOSE);
 182                         break;
 183                 case 'c':
 184                         ACL_PRIV_SET(mask, ACL_PRIV_COMPARE);
 185                         break;
 186                 case 's':
 187                         /* **** NOTE: draft-ietf-ldapext-aci-model-0.3.txt defines
 188                          * the right 's' to mean "set", but in the examples states
 189                          * that the right 's' means "search".  The latter definition
 190                          * is used here.
 191                          */
 192                         ACL_PRIV_SET(mask, ACL_PRIV_SEARCH);
 193                         break;
 194                 case 'r':
 195                         ACL_PRIV_SET(mask, ACL_PRIV_READ);
 196                         break;
 197                 case 'w':
 198                         ACL_PRIV_SET(mask, ACL_PRIV_WRITE);
 199                         break;
 200                 default:
 201                         break;
 202                 }
 203
 204         }
 205
 206         return mask;
 207 }
 208
 209 static int
 210 aci_list_has_attr(
 211         struct berval           *list,
 212         const struct berval     *attr,
 213         struct berval           *val )
 214 {
 215         struct berval   bv, left, right;
 216         int             i;
 217
 218         for ( i = 0; acl_get_part( list, i, ',', &bv ) >= 0; i++ ) {
 219                 if ( acl_get_part(&bv, 0, '=', &left ) < 0
 220                         || acl_get_part( &bv, 1, '=', &right ) < 0 )
 221                 {
 222                         if ( ber_bvstrcasecmp( attr, &bv ) == 0 ) {
 223                                 return(1);
 224                         }
 225
 226                 } else if ( val == NULL ) {
 227                         if ( ber_bvstrcasecmp( attr, &left ) == 0 ) {
 228                                 return(1);
 229                         }
 230
 231                 } else {
 232                         if ( ber_bvstrcasecmp( attr, &left ) == 0 ) {
 233                                 /* FIXME: this is also totally undocumented! */
 234                                 /* this is experimental code that implements a
 235                                  * simple (prefix) match of the attribute value.
 236                                  * the ACI draft does not provide for aci's that
 237                                  * apply to specific values, but it would be
 238                                  * nice to have.  If the <attr> part of an aci's
 239                                  * rights list is of the form <attr>=<value>,
 240                                  * that means the aci applies only to attrs with
 241                                  * the given value.  Furthermore, if the attr is
 242                                  * of the form <attr>=<value>*, then <value> is
 243                                  * treated as a prefix, and the aci applies to
 244                                  * any value with that prefix.
 245                                  *
 246                                  * Ideally, this would allow r.e. matches.
 247                                  */
 248                                 if ( acl_get_part( &right, 0, '*', &left ) < 0
 249                                         || right.bv_len <= left.bv_len )
 250                                 {
 251                                         if ( ber_bvstrcasecmp( val, &right ) == 0 ) {
 252                                                 return 1;
 253                                         }
 254
 255                                 } else if ( val->bv_len >= left.bv_len ) {
 256                                         if ( strncasecmp( val->bv_val, left.bv_val, left.bv_len ) == 0 ) {
 257                                                 return(1);
 258                                         }
 259                                 }
 260                         }
 261                 }
 262         }
 263
 264         return 0;
 265 }
 266
 267 static slap_access_t
 268 aci_list_get_attr_rights(
 269         struct berval           *list,
 270         const struct berval     *attr,
 271         struct berval           *val )
 272 {
 273         struct berval   bv;
 274         slap_access_t   mask;
 275         int             i;
 276
 277         /* loop through each rights/attr pair, skip first part (action) */
 278         ACL_INIT(mask);
 279         for ( i = 1; acl_get_part( list, i + 1, ';', &bv ) >= 0; i += 2 ) {
 280                 if ( aci_list_has_attr( &bv, attr, val ) == 0 ) {
 281                         Debug( LDAP_DEBUG_ACL,
 282                                 "        <= aci_list_get_attr_rights "
 283                                 "test %s for %s -> failed\n",
 284                                 bv.bv_val, attr->bv_val, 0 );
 285                         continue;
 286                 }
 287
 288                 Debug( LDAP_DEBUG_ACL,
 289                         "        <= aci_list_get_attr_rights "
 290                         "test %s for %s -> ok\n",
 291                         bv.bv_val, attr->bv_val, 0 );
 292
 293                 if ( acl_get_part( list, i, ';', &bv ) < 0 ) {
 294                         Debug( LDAP_DEBUG_ACL,
 295                                 "        <= aci_list_get_attr_rights "
 296                                 "test no rights\n",
 297                                 0, 0, 0 );
 298                         continue;
 299                 }
 300
 301                 mask |= aci_list_map_rights( &bv );
 302                 Debug( LDAP_DEBUG_ACL,
 303                         "        <= aci_list_get_attr_rights "
 304                         "rights %s to mask 0x%x\n",
 305                         bv.bv_val, mask, 0 );
 306         }
 307
 308         return mask;
 309 }
 310
 311 static int
 312 aci_list_get_rights(
 313         struct berval   *list,
 314         struct berval   *attr,
 315         struct berval   *val,
 316         slap_access_t   *grant,
 317         slap_access_t   *deny )
 318 {
 319         struct berval   perm, actn, baseattr;
 320         slap_access_t   *mask;
 321         int             i, found;
 322
 323         if ( attr == NULL || BER_BVISEMPTY( attr ) ) {
 324                 attr = (struct berval *)&aci_bv[ ACI_BV_ENTRY ];
 325
 326         } else if ( acl_get_part( attr, 0, ';', &baseattr ) > 0 ) {
 327                 attr = &baseattr;
 328         }
 329         found = 0;
 330         ACL_INIT(*grant);
 331         ACL_INIT(*deny);
 332         /* loop through each permissions clause */
 333         for ( i = 0; acl_get_part( list, i, '$', &perm ) >= 0; i++ ) {
 334                 if ( acl_get_part( &perm, 0, ';', &actn ) < 0 ) {
 335                         continue;
 336                 }
 337
 338                 if ( ber_bvstrcasecmp( &aci_bv[ ACI_BV_GRANT ], &actn ) == 0 ) {
 339                         mask = grant;
 340
 341                 } else if ( ber_bvstrcasecmp( &aci_bv[ ACI_BV_DENY ], &actn ) == 0 ) {
 342                         mask = deny;
 343
 344                 } else {
 345                         continue;
 346                 }
 347
 348                 *mask |= aci_list_get_attr_rights( &perm, attr, val );
 349                 *mask |= aci_list_get_attr_rights( &perm, &aci_bv[ ACI_BV_BR_ALL ], NULL );
 350
 351                 if ( *mask != ACL_PRIV_NONE ) {
 352                         found = 1;
 353                 }
 354         }
 355
 356         return found;
 357 }
 358
 359 static int
 360 aci_group_member (
 361         struct berval           *subj,
 362         const struct berval     *defgrpoc,
 363         const struct berval     *defgrpat,
 364         Operation               *op,
 365         Entry                   *e,
 366         int                     nmatch,
 367         regmatch_t              *matches
 368 )
 369 {
 370         struct berval           subjdn;
 371         struct berval           grpoc;
 372         struct berval           grpat;
 373         ObjectClass             *grp_oc = NULL;
 374         AttributeDescription    *grp_ad = NULL;
 375         const char              *text;
 376         int                     rc;
 377
 378         /* format of string is "{group|role}/objectClassValue/groupAttrName" */
 379         if ( acl_get_part( subj, 0, '/', &subjdn ) < 0 ) {
 380                 return 0;
 381         }
 382
 383         if ( acl_get_part( subj, 1, '/', &grpoc ) < 0 ) {
 384                 grpoc = *defgrpoc;
 385         }
 386
 387         if ( acl_get_part( subj, 2, '/', &grpat ) < 0 ) {
 388                 grpat = *defgrpat;
 389         }
 390
 391         rc = slap_bv2ad( &grpat, &grp_ad, &text );
 392         if ( rc != LDAP_SUCCESS ) {
 393                 rc = 0;
 394                 goto done;
 395         }
 396         rc = 0;
 397
 398         grp_oc = oc_bvfind( &grpoc );
 399
 400         if ( grp_oc != NULL && grp_ad != NULL ) {
 401                 char            buf[ ACI_BUF_SIZE ];
 402                 struct berval   bv, ndn;
 403                 AclRegexMatches amatches = { 0 };
 404
 405                 amatches.dn_count = nmatch;
 406                 AC_MEMCPY( amatches.dn_data, matches, sizeof( amatches.dn_data ) );
 407
 408                 bv.bv_len = sizeof( buf ) - 1;
 409                 bv.bv_val = (char *)&buf;
 410                 if ( acl_string_expand( &bv, &subjdn,
 411                                 &e->e_nname, NULL, &amatches ) )
 412                 {
 413                         rc = LDAP_OTHER;
 414                         goto done;
 415                 }
 416
 417                 if ( dnNormalize( 0, NULL, NULL, &bv, &ndn, op->o_tmpmemctx ) == LDAP_SUCCESS )
 418                 {
 419                         rc = ( backend_group( op, e, &ndn, &op->o_ndn,
 420                                 grp_oc, grp_ad ) == 0 );
 421                         slap_sl_free( ndn.bv_val, op->o_tmpmemctx );
 422                 }
 423         }
 424
 425 done:
 426         return rc;
 427 }
 428
 429 static int
 430 aci_mask(
 431         Operation               *op,
 432         Entry                   *e,
 433         AttributeDescription    *desc,
 434         struct berval           *val,
 435         struct berval           *aci,
 436         int                     nmatch,
 437         regmatch_t              *matches,
 438         slap_access_t           *grant,
 439         slap_access_t           *deny,
 440         slap_aci_scope_t        asserted_scope )
 441 {
 442         struct berval           bv,
 443                                 scope,
 444                                 perms,
 445                                 type,
 446                                 opts,
 447                                 sdn;
 448         int                     rc;
 449
 450         ACL_INIT( *grant );
 451         ACL_INIT( *deny );
 452
 453         assert( !BER_BVISNULL( &desc->ad_cname ) );
 454
 455         /* parse an aci of the form:
 456                 oid # scope # action;rights;attr;rights;attr
 457                         $ action;rights;attr;rights;attr # type # subject
 458
 459            [NOTE: the following comment is very outdated,
 460            as the draft version it refers to (Ando, 2004-11-20)].
 461
 462            See draft-ietf-ldapext-aci-model-04.txt section 9.1 for
 463            a full description of the format for this attribute.
 464            Differences: "this" in the draft is "self" here, and
 465            "self" and "public" is in the position of type.
 466
 467            <scope> = {entry|children|subtree}
 468            <type> = {public|users|access-id|subtree|onelevel|children|
 469                      self|dnattr|group|role|set|set-ref}
 470
 471            This routine now supports scope={ENTRY,CHILDREN}
 472            with the semantics:
 473              - ENTRY applies to "entry" and "subtree";
 474              - CHILDREN applies to "children" and "subtree"
 475          */
 476
 477         /* check that the aci has all 5 components */
 478         if ( acl_get_part( aci, 4, '#', NULL ) < 0 ) {
 479                 return 0;
 480         }
 481
 482         /* check that the aci family is supported */
 483         /* FIXME: the OID is ignored? */
 484         if ( acl_get_part( aci, 0, '#', &bv ) < 0 ) {
 485                 return 0;
 486         }
 487
 488         /* check that the scope matches */
 489         if ( acl_get_part( aci, 1, '#', &scope ) < 0 ) {
 490                 return 0;
 491         }
 492
 493         /* note: scope can be either ENTRY or CHILDREN;
 494          * they respectively match "entry" and "children" in bv
 495          * both match "subtree" */
 496         switch ( asserted_scope ) {
 497         case SLAP_ACI_SCOPE_ENTRY:
 498                 if ( ber_bvcmp( &scope, &aci_bv[ ACI_BV_ENTRY ] ) != 0
 499                                 && ber_bvstrcasecmp( &scope, &aci_bv[ ACI_BV_SUBTREE ] ) != 0 )
 500                 {
 501                         return 0;
 502                 }
 503                 break;
 504
 505         case SLAP_ACI_SCOPE_CHILDREN:
 506                 if ( ber_bvcmp( &scope, &aci_bv[ ACI_BV_CHILDREN ] ) != 0
 507                                 && ber_bvstrcasecmp( &scope, &aci_bv[ ACI_BV_SUBTREE ] ) != 0 )
 508                 {
 509                         return 0;
 510                 }
 511                 break;
 512
 513         case SLAP_ACI_SCOPE_SUBTREE:
 514                 /* TODO: add assertion? */
 515                 return 0;
 516         }
 517
 518         /* get the list of permissions clauses, bail if empty */
 519         if ( acl_get_part( aci, 2, '#', &perms ) <= 0 ) {
 520                 assert( 0 );
 521                 return 0;
 522         }
 523
 524         /* check if any permissions allow desired access */
 525         if ( aci_list_get_rights( &perms, &desc->ad_cname, val, grant, deny ) == 0 ) {
 526                 return 0;
 527         }
 528
 529         /* see if we have a DN match */
 530         if ( acl_get_part( aci, 3, '#', &type ) < 0 ) {
 531                 assert( 0 );
 532                 return 0;
 533         }
 534
 535         /* see if we have a public (i.e. anonymous) access */
 536         if ( ber_bvcmp( &aci_bv[ ACI_BV_PUBLIC ], &type ) == 0 ) {
 537                 return 1;
 538         }
 539
 540         /* otherwise require an identity */
 541         if ( BER_BVISNULL( &op->o_ndn ) || BER_BVISEMPTY( &op->o_ndn ) ) {
 542                 return 0;
 543         }
 544
 545         /* see if we have a users access */
 546         if ( ber_bvcmp( &aci_bv[ ACI_BV_USERS ], &type ) == 0 ) {
 547                 return 1;
 548         }
 549
 550         /* NOTE: this may fail if a DN contains a valid '#' (unescaped);
 551          * just grab all the berval up to its end (ITS#3303).
 552          * NOTE: the problem could be solved by providing the DN with
 553          * the embedded '#' encoded as hexpairs: "cn=Foo#Bar" would
 554          * become "cn=Foo\23Bar" and be safely used by aci_mask(). */
 555 #if 0
 556         if ( acl_get_part( aci, 4, '#', &sdn ) < 0 ) {
 557                 return 0;
 558         }
 559 #endif
 560         sdn.bv_val = type.bv_val + type.bv_len + STRLENOF( "#" );
 561         sdn.bv_len = aci->bv_len - ( sdn.bv_val - aci->bv_val );
 562
 563         /* get the type options, if any */
 564         if ( acl_get_part( &type, 1, '/', &opts ) > 0 ) {
 565                 opts.bv_len = type.bv_len - ( opts.bv_val - type.bv_val );
 566                 type.bv_len = opts.bv_val - type.bv_val - 1;
 567
 568         } else {
 569                 BER_BVZERO( &opts );
 570         }
 571
 572         if ( ber_bvcmp( &aci_bv[ ACI_BV_ACCESS_ID ], &type ) == 0 ) {
 573                 return dn_match( &op->o_ndn, &sdn );
 574
 575         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_SUBTREE ], &type ) == 0 ) {
 576                 return dnIsSuffix( &op->o_ndn, &sdn );
 577
 578         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_ONELEVEL ], &type ) == 0 ) {
 579                 struct berval pdn;
 580
 581                 dnParent( &sdn, &pdn );
 582
 583                 return dn_match( &op->o_ndn, &pdn );
 584
 585         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_CHILDREN ], &type ) == 0 ) {
 586                 return ( !dn_match( &op->o_ndn, &sdn ) && dnIsSuffix( &op->o_ndn, &sdn ) );
 587
 588         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_SELF ], &type ) == 0 ) {
 589                 return dn_match( &op->o_ndn, &e->e_nname );
 590
 591         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_DNATTR ], &type ) == 0 ) {
 592                 Attribute               *at;
 593                 AttributeDescription    *ad = NULL;
 594                 const char              *text;
 595
 596                 rc = slap_bv2ad( &sdn, &ad, &text );
 597                 assert( rc == LDAP_SUCCESS );
 598
 599                 rc = 0;
 600                 for ( at = attrs_find( e->e_attrs, ad );
 601                                 at != NULL;
 602                                 at = attrs_find( at->a_next, ad ) )
 603                 {
 604                         if ( attr_valfind( at,
 605                                 SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
 606                                         SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
 607                                 &op->o_ndn, NULL, op->o_tmpmemctx ) == 0 )
 608                         {
 609                                 rc = 1;
 610                                 break;
 611                         }
 612                 }
 613
 614                 return rc;
 615
 616         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_GROUP ], &type ) == 0 ) {
 617                 struct berval   oc,
 618                                 at;
 619
 620                 if ( BER_BVISNULL( &opts ) ) {
 621                         oc = aci_bv[ ACI_BV_GROUP_CLASS ];
 622                         at = aci_bv[ ACI_BV_GROUP_ATTR ];
 623
 624                 } else {
 625                         if ( acl_get_part( &opts, 0, '/', &oc ) < 0 ) {
 626                                 assert( 0 );
 627                         }
 628
 629                         if ( acl_get_part( &opts, 1, '/', &at ) < 0 ) {
 630                                 at = aci_bv[ ACI_BV_GROUP_ATTR ];
 631                         }
 632                 }
 633
 634                 if ( aci_group_member( &sdn, &oc, &at, op, e, nmatch, matches ) )
 635                 {
 636                         return 1;
 637                 }
 638
 639         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_ROLE ], &type ) == 0 ) {
 640                 struct berval   oc,
 641                                 at;
 642
 643                 if ( BER_BVISNULL( &opts ) ) {
 644                         oc = aci_bv[ ACI_BV_ROLE_CLASS ];
 645                         at = aci_bv[ ACI_BV_ROLE_ATTR ];
 646
 647                 } else {
 648                         if ( acl_get_part( &opts, 0, '/', &oc ) < 0 ) {
 649                                 assert( 0 );
 650                         }
 651
 652                         if ( acl_get_part( &opts, 1, '/', &at ) < 0 ) {
 653                                 at = aci_bv[ ACI_BV_ROLE_ATTR ];
 654                         }
 655                 }
 656
 657                 if ( aci_group_member( &sdn, &oc, &at, op, e, nmatch, matches ) )
 658                 {
 659                         return 1;
 660                 }
 661
 662         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_SET ], &type ) == 0 ) {
 663                 if ( acl_match_set( &sdn, op, e, NULL ) ) {
 664                         return 1;
 665                 }
 666
 667         } else if ( ber_bvcmp( &aci_bv[ ACI_BV_SET_REF ], &type ) == 0 ) {
 668                 if ( acl_match_set( &sdn, op, e, (struct berval *)&aci_bv[ ACI_BV_SET_ATTR ] ) ) {
 669                         return 1;
 670                 }
 671
 672         } else {
 673                 /* it passed normalization! */
 674                 assert( 0 );
 675         }
 676
 677         return 0;
 678 }
 679
 680 static int
 681 aci_init( void )
 682 {
 683         /* OpenLDAP eXperimental Syntax */
 684         static slap_syntax_defs_rec aci_syntax_def = {
 685                 "( 1.3.6.1.4.1.4203.666.2.1 DESC 'OpenLDAP Experimental ACI' )",
 686                         SLAP_SYNTAX_HIDE,
 687                         NULL,
 688                         OpenLDAPaciValidate,
 689                         OpenLDAPaciPretty
 690         };
 691         static slap_mrule_defs_rec aci_mr_def = {
 692                 "( 1.3.6.1.4.1.4203.666.4.2 NAME 'OpenLDAPaciMatch' "
 693                         "SYNTAX 1.3.6.1.4.1.4203.666.2.1 )",
 694                         SLAP_MR_HIDE | SLAP_MR_EQUALITY, NULL,
 695                         NULL, OpenLDAPaciNormalize, OpenLDAPaciMatch,
 696                         NULL, NULL,
 697                         NULL
 698         };
 699         static struct {
 700                 char                    *name;
 701                 char                    *desc;
 702                 slap_mask_t             flags;
 703                 AttributeDescription    **ad;
 704         }               aci_at = {
 705                 "OpenLDAPaci", "( 1.3.6.1.4.1.4203.666.1.5 "
 706                         "NAME 'OpenLDAPaci' "
 707                         "DESC 'OpenLDAP access control information (experimental)' "
 708                         "EQUALITY OpenLDAPaciMatch "
 709                         "SYNTAX 1.3.6.1.4.1.4203.666.2.1 "
 710                         "USAGE directoryOperation )",
 711                 SLAP_AT_HIDE,
 712                 &slap_ad_aci
 713         };
 714
 715         int                     rc;
 716
 717         /* ACI syntax */
 718         rc = register_syntax( &aci_syntax_def );
 719         if ( rc != 0 ) {
 720                 return rc;
 721         }
 722
 723         /* ACI equality rule */
 724         rc = register_matching_rule( &aci_mr_def );
 725         if ( rc != 0 ) {
 726                 return rc;
 727         }
 728
 729         /* ACI attribute */
 730         rc = register_at( aci_at.desc, aci_at.ad, 0 );
 731         if ( rc != LDAP_SUCCESS ) {
 732                 Debug( LDAP_DEBUG_ANY,
 733                         "aci_init: at_register failed\n", 0, 0, 0 );
 734                 return rc;
 735         }
 736
 737         /* install flags */
 738         (*aci_at.ad)->ad_type->sat_flags |= aci_at.flags;
 739
 740         return rc;
 741 }
 742
 743 static int
 744 dynacl_aci_parse(
 745         const char *fname,
 746         int lineno,
 747         const char *opts,
 748         slap_style_t sty,
 749         const char *right,
 750         void **privp )
 751 {
 752         AttributeDescription    *ad = NULL;
 753         const char              *text = NULL;
 754
 755         if ( sty != ACL_STYLE_REGEX && sty != ACL_STYLE_BASE ) {
 756                 fprintf( stderr, "%s: line %d: "
 757                         "inappropriate style \"%s\" in \"aci\" by clause\n",
 758                         fname, lineno, style_strings[sty] );
 759                 return -1;
 760         }
 761
 762         if ( right != NULL && *right != '\0' ) {
 763                 if ( slap_str2ad( right, &ad, &text ) != LDAP_SUCCESS ) {
 764                         fprintf( stderr,
 765                                 "%s: line %d: aci \"%s\": %s\n",
 766                                 fname, lineno, right, text );
 767                         return -1;
 768                 }
 769
 770         } else {
 771                 ad = slap_ad_aci;
 772         }
 773
 774         if ( !is_at_syntax( ad->ad_type, SLAPD_ACI_SYNTAX) ) {
 775                 fprintf( stderr, "%s: line %d: "
 776                         "aci \"%s\": inappropriate syntax: %s\n",
 777                         fname, lineno, right,
 778                         ad->ad_type->sat_syntax_oid );
 779                 return -1;
 780         }
 781
 782         *privp = (void *)ad;
 783
 784         return 0;
 785 }
 786
 787 static int
 788 dynacl_aci_unparse( void *priv, struct berval *bv )
 789 {
 790         AttributeDescription    *ad = ( AttributeDescription * )priv;
 791         char                    *ptr;
 792
 793         assert( ad != NULL );
 794
 795         bv->bv_val = ch_malloc( STRLENOF(" aci=") + ad->ad_cname.bv_len + 1 );
 796         ptr = lutil_strcopy( bv->bv_val, " aci=" );
 797         ptr = lutil_strcopy( ptr, ad->ad_cname.bv_val );
 798         bv->bv_len = ptr - bv->bv_val;
 799
 800         return 0;
 801 }
 802
 803 static int
 804 dynacl_aci_mask(
 805         void                    *priv,
 806         Operation               *op,
 807         Entry                   *e,
 808         AttributeDescription    *desc,
 809         struct berval           *val,
 810         int                     nmatch,
 811         regmatch_t              *matches,
 812         slap_access_t           *grantp,
 813         slap_access_t           *denyp )
 814 {
 815         AttributeDescription    *ad = ( AttributeDescription * )priv;
 816         Attribute               *at;
 817         slap_access_t           tgrant, tdeny, grant, deny;
 818 #ifdef LDAP_DEBUG
 819         char                    accessmaskbuf[ACCESSMASK_MAXLEN];
 820         char                    accessmaskbuf1[ACCESSMASK_MAXLEN];
 821 #endif /* LDAP_DEBUG */
 822
 823         if ( BER_BVISEMPTY( &e->e_nname ) ) {
 824                 /* no ACIs in the root DSE */
 825                 return -1;
 826         }
 827
 828         /* start out with nothing granted, nothing denied */
 829         ACL_INIT(tgrant);
 830         ACL_INIT(tdeny);
 831
 832         /* get the aci attribute */
 833         at = attr_find( e->e_attrs, ad );
 834         if ( at != NULL ) {
 835                 int             i;
 836
 837                 /* the aci is an multi-valued attribute.  The
 838                  * rights are determined by OR'ing the individual
 839                  * rights given by the acis.
 840                  */
 841                 for ( i = 0; !BER_BVISNULL( &at->a_nvals[i] ); i++ ) {
 842                         if ( aci_mask( op, e, desc, val, &at->a_nvals[i],
 843                                         nmatch, matches, &grant, &deny,
 844                                         SLAP_ACI_SCOPE_ENTRY ) != 0 )
 845                         {
 846                                 tgrant |= grant;
 847                                 tdeny |= deny;
 848                         }
 849                 }
 850
 851                 Debug( LDAP_DEBUG_ACL, "        <= aci_mask grant %s deny %s\n",
 852                           accessmask2str( tgrant, accessmaskbuf, 1 ),
 853                           accessmask2str( tdeny, accessmaskbuf1, 1 ), 0 );
 854         }
 855
 856         /* If the entry level aci didn't contain anything valid for the
 857          * current operation, climb up the tree and evaluate the
 858          * acis with scope set to subtree
 859          */
 860         if ( tgrant == ACL_PRIV_NONE && tdeny == ACL_PRIV_NONE ) {
 861                 struct berval   parent_ndn;
 862
 863                 dnParent( &e->e_nname, &parent_ndn );
 864                 while ( !BER_BVISEMPTY( &parent_ndn ) ){
 865                         int             i;
 866                         BerVarray       bvals = NULL;
 867                         int             ret, stop;
 868
 869                         /* to solve the chicken'n'egg problem of accessing
 870                          * the OpenLDAPaci attribute, the direct access
 871                          * to the entry's attribute is unchecked; however,
 872                          * further accesses to OpenLDAPaci values in the
 873                          * ancestors occur through backend_attribute(), i.e.
 874                          * with the identity of the operation, requiring
 875                          * further access checking.  For uniformity, this
 876                          * makes further requests occur as the rootdn, if
 877                          * any, i.e. searching for the OpenLDAPaci attribute
 878                          * is considered an internal search.  If this is not
 879                          * acceptable, then the same check needs be performed
 880                          * when accessing the entry's attribute. */
 881                         struct berval   save_o_dn, save_o_ndn;
 882
 883                         if ( !BER_BVISNULL( &op->o_bd->be_rootndn ) ) {
 884                                 save_o_dn = op->o_dn;
 885                                 save_o_ndn = op->o_ndn;
 886
 887                                 op->o_dn = op->o_bd->be_rootdn;
 888                                 op->o_ndn = op->o_bd->be_rootndn;
 889                         }
 890
 891                         Debug( LDAP_DEBUG_ACL, "        checking ACI of \"%s\"\n", parent_ndn.bv_val, 0, 0 );
 892                         ret = backend_attribute( op, NULL, &parent_ndn, ad, &bvals, ACL_AUTH );
 893
 894                         if ( !BER_BVISNULL( &op->o_bd->be_rootndn ) ) {
 895                                 op->o_dn = save_o_dn;
 896                                 op->o_ndn = save_o_ndn;
 897                         }
 898
 899                         switch ( ret ) {
 900                         case LDAP_SUCCESS :
 901                                 stop = 0;
 902                                 if ( !bvals ) {
 903                                         break;
 904                                 }
 905
 906                                 for ( i = 0; !BER_BVISNULL( &bvals[i] ); i++ ) {
 907                                         if ( aci_mask( op, e, desc, val,
 908                                                         &bvals[i],
 909                                                         nmatch, matches,
 910                                                         &grant, &deny,
 911                                                         SLAP_ACI_SCOPE_CHILDREN ) != 0 )
 912                                         {
 913                                                 tgrant |= grant;
 914                                                 tdeny |= deny;
 915                                                 /* evaluation stops as soon as either a "deny" or a
 916                                                  * "grant" directive matches.
 917                                                  */
 918                                                 if ( tgrant != ACL_PRIV_NONE || tdeny != ACL_PRIV_NONE ) {
 919                                                         stop = 1;
 920                                                 }
 921                                         }
 922                                         Debug( LDAP_DEBUG_ACL, "<= aci_mask grant %s deny %s\n",
 923                                                 accessmask2str( tgrant, accessmaskbuf, 1 ),
 924                                                 accessmask2str( tdeny, accessmaskbuf1, 1 ), 0 );
 925                                 }
 926                                 break;
 927
 928                         case LDAP_NO_SUCH_ATTRIBUTE:
 929                                 /* just go on if the aci-Attribute is not present in
 930                                  * the current entry
 931                                  */
 932                                 Debug( LDAP_DEBUG_ACL, "no such attribute\n", 0, 0, 0 );
 933                                 stop = 0;
 934                                 break;
 935
 936                         case LDAP_NO_SUCH_OBJECT:
 937                                 /* We have reached the base object */
 938                                 Debug( LDAP_DEBUG_ACL, "no such object\n", 0, 0, 0 );
 939                                 stop = 1;
 940                                 break;
 941
 942                         default:
 943                                 stop = 1;
 944                                 break;
 945                         }
 946
 947                         if ( stop ) {
 948                                 break;
 949                         }
 950                         dnParent( &parent_ndn, &parent_ndn );
 951                 }
 952         }
 953
 954         *grantp = tgrant;
 955         *denyp = tdeny;
 956
 957         return 0;
 958 }
 959
 960 /* need to register this at some point */
 961 static slap_dynacl_t    dynacl_aci = {
 962         "aci",
 963         dynacl_aci_parse,
 964         dynacl_aci_unparse,
 965         dynacl_aci_mask,
 966         NULL,
 967         NULL,
 968         NULL
 969 };
 970
 971 int
 972 dynacl_aci_init( void )
 973 {
 974         int     rc;
 975
 976         rc = aci_init();
 977
 978         if ( rc == 0 ) {
 979                 rc = slap_dynacl_register( &dynacl_aci );
 980         }
 981
 982         return rc;
 983 }
 984
 985
 986 /* ACI syntax validation */
 987
 988 /*
 989  * Matches given berval to array of bervals
 990  * Returns:
 991  *      >=0 if one if the array elements equals to this berval
 992  *       -1 if string was not found in array
 993  */
 994 static int
 995 bv_getcaseidx(
 996         struct berval *bv,
 997         const struct berval *arr[] )
 998 {
 999         int i;
1000
1001         if ( BER_BVISEMPTY( bv ) ) {
1002                 return -1;
1003         }
1004
1005         for ( i = 0; arr[ i ] != NULL ; i++ ) {
1006                 if ( ber_bvstrcasecmp( bv, arr[ i ] ) == 0 ) {
1007                         return i;
1008                 }
1009         }
1010
1011         return -1;
1012 }
1013
1014
1015 /* Returns what have left in input berval after current sub */
1016 static void
1017 bv_get_tail(
1018         struct berval *val,
1019         struct berval *sub,
1020         struct berval *tail )
1021 {
1022         int             head_len;
1023
1024         tail->bv_val = sub->bv_val + sub->bv_len;
1025         head_len = (unsigned long) tail->bv_val - (unsigned long) val->bv_val;
1026         tail->bv_len = val->bv_len - head_len;
1027 }
1028
1029
1030 /*
1031  * aci is accepted in following form:
1032  *    oid#scope#rights#type#subject
1033  * Where:
1034  *    oid       := numeric OID (currently ignored)
1035  *    scope     := entry|children|subtree
1036  *    rights    := right[[$right]...]
1037  *    right     := (grant|deny);action
1038  *    action    := perms;attrs[[;perms;attrs]...]
1039  *    perms     := perm[[,perm]...]
1040  *    perm      := c|s|r|w|x
1041  *    attrs     := attribute[[,attribute]..]|"[all]"
1042  *    attribute := attributeType|attributeType=attributeValue|attributeType=attributeValuePrefix*
1043  *    type      := public|users|self|dnattr|group|role|set|set-ref|
1044  *                 access_id|subtree|onelevel|children
1045  */
1046 static int
1047 OpenLDAPaciValidatePerms(
1048         struct berval *perms )
1049 {
1050         ber_len_t       i;
1051
1052         for ( i = 0; i < perms->bv_len; ) {
1053                 switch ( perms->bv_val[ i ] ) {
1054                 case 'x':
1055                 case 'd':
1056                 case 'c':
1057                 case 's':
1058                 case 'r':
1059                 case 'w':
1060                         break;
1061
1062                 default:
1063                         Debug( LDAP_DEBUG_ACL, "aciValidatePerms: perms needs to be one of x,d,c,s,r,w in '%s'\n", perms->bv_val, 0, 0 );
1064                         return LDAP_INVALID_SYNTAX;
1065                 }
1066
1067                 if ( ++i == perms->bv_len ) {
1068                         return LDAP_SUCCESS;
1069                 }
1070
1071                 while ( i < perms->bv_len && perms->bv_val[ i ] == ' ' )
1072                         i++;
1073
1074                 assert( i != perms->bv_len );
1075
1076                 if ( perms->bv_val[ i ] != ',' ) {
1077                         Debug( LDAP_DEBUG_ACL, "aciValidatePerms: missing comma in '%s'\n", perms->bv_val, 0, 0 );
1078                         return LDAP_INVALID_SYNTAX;
1079                 }
1080
1081                 do {
1082                         i++;
1083                 } while ( perms->bv_val[ i ] == ' ' );
1084         }
1085
1086         return LDAP_SUCCESS;
1087 }
1088
1089 static const struct berval *ACIgrantdeny[] = {
1090         &aci_bv[ ACI_BV_GRANT ],
1091         &aci_bv[ ACI_BV_DENY ],
1092         NULL
1093 };
1094
1095 static int
1096 OpenLDAPaciValidateRight(
1097         struct berval *action )
1098 {
1099         struct berval   bv = BER_BVNULL;
1100         int             i;
1101
1102         /* grant|deny */
1103         if ( acl_get_part( action, 0, ';', &bv ) < 0 ||
1104                 bv_getcaseidx( &bv, ACIgrantdeny ) == -1 )
1105         {
1106                 Debug( LDAP_DEBUG_ACL, "aciValidateRight: '%s' must be either 'grant' or 'deny'\n", bv.bv_val, 0, 0 );
1107                 return LDAP_INVALID_SYNTAX;
1108         }
1109
1110         for ( i = 0; acl_get_part( action, i + 1, ';', &bv ) >= 0; i++ ) {
1111                 if ( i & 1 ) {
1112                         /* perms */
1113                         if ( OpenLDAPaciValidatePerms( &bv ) != LDAP_SUCCESS )
1114                         {
1115                                 return LDAP_INVALID_SYNTAX;
1116                         }
1117
1118                 } else {
1119                         /* attr */
1120                         AttributeDescription    *ad;
1121                         const char              *text;
1122                         struct berval           attr, left, right;
1123                         int                     j;
1124
1125                         /* could be "[all]" or an attribute description */
1126                         if ( ber_bvstrcasecmp( &bv, &aci_bv[ ACI_BV_BR_ALL ] ) == 0 ) {
1127                                 continue;
1128                         }
1129
1130
1131                         for ( j = 0; acl_get_part( &bv, j, ',', &attr ) >= 0; j++ )
1132                         {
1133                                 ad = NULL;
1134                                 text = NULL;
1135                                 if ( acl_get_part( &attr, 0, '=', &left ) < 0
1136                                         || acl_get_part( &attr, 1, '=', &right ) < 0 )
1137                                 {
1138                                         if ( slap_bv2ad( &attr, &ad, &text ) != LDAP_SUCCESS )
1139                                         {
1140                                                 Debug( LDAP_DEBUG_ACL, "aciValidateRight: unknown attribute: '%s'\n", attr.bv_val, 0, 0 );
1141                                                 return LDAP_INVALID_SYNTAX;
1142                                         }
1143                                 } else {
1144                                         if ( slap_bv2ad( &left, &ad, &text ) != LDAP_SUCCESS )
1145                                         {
1146                                                 Debug( LDAP_DEBUG_ACL, "aciValidateRight: unknown attribute: '%s'\n", left.bv_val, 0, 0 );
1147                                                 return LDAP_INVALID_SYNTAX;
1148                                         }
1149                                 }
1150                         }
1151                 }
1152         }
1153
1154         /* "perms;attr" go in pairs */
1155         if ( i > 0 && ( i & 1 ) == 0 ) {
1156                 return LDAP_SUCCESS;
1157
1158         } else {
1159                 Debug( LDAP_DEBUG_ACL, "aciValidateRight: perms:attr need to be pairs in '%s'\n", action->bv_val, 0, 0 );
1160                 return LDAP_INVALID_SYNTAX;
1161         }
1162
1163         return LDAP_SUCCESS;
1164 }
1165
1166 static int
1167 OpenLDAPaciNormalizeRight(
1168         struct berval   *action,
1169         struct berval   *naction,
1170         void            *ctx )
1171 {
1172         struct berval   grantdeny,
1173                         perms = BER_BVNULL,
1174                         bv = BER_BVNULL;
1175         int             idx,
1176                         i;
1177
1178         /* grant|deny */
1179         if ( acl_get_part( action, 0, ';', &grantdeny ) < 0 ) {
1180                 Debug( LDAP_DEBUG_ACL, "aciNormalizeRight: missing ';' in '%s'\n", action->bv_val, 0, 0 );
1181                 return LDAP_INVALID_SYNTAX;
1182         }
1183         idx = bv_getcaseidx( &grantdeny, ACIgrantdeny );
1184         if ( idx == -1 ) {
1185                 Debug( LDAP_DEBUG_ACL, "aciNormalizeRight: '%s' must be grant or deny\n", grantdeny.bv_val, 0, 0 );
1186                 return LDAP_INVALID_SYNTAX;
1187         }
1188
1189         ber_dupbv_x( naction, (struct berval *)ACIgrantdeny[ idx ], ctx );
1190
1191         for ( i = 1; acl_get_part( action, i, ';', &bv ) >= 0; i++ ) {
1192                 struct berval   nattrs = BER_BVNULL;
1193                 int             freenattrs = 1;
1194                 if ( i & 1 ) {
1195                         /* perms */
1196                         if ( OpenLDAPaciValidatePerms( &bv ) != LDAP_SUCCESS )
1197                         {
1198                                 return LDAP_INVALID_SYNTAX;
1199                         }
1200                         perms = bv;
1201
1202                 } else {
1203                         /* attr */
1204                         char            *ptr;
1205
1206                         /* could be "[all]" or an attribute description */
1207                         if ( ber_bvstrcasecmp( &bv, &aci_bv[ ACI_BV_BR_ALL ] ) == 0 ) {
1208                                 nattrs = aci_bv[ ACI_BV_BR_ALL ];
1209                                 freenattrs = 0;
1210
1211                         } else {
1212                                 AttributeDescription    *ad = NULL;
1213                                 AttributeDescription    adstatic= { 0 };
1214                                 const char              *text = NULL;
1215                                 struct berval           attr, left, right;
1216                                 int                     j;
1217                                 int                     len;
1218
1219                                 for ( j = 0; acl_get_part( &bv, j, ',', &attr ) >= 0; j++ )
1220                                 {
1221                                         ad = NULL;
1222                                         text = NULL;
1223                                         /* openldap 2.1 aci compabitibility [entry] -> entry */
1224                                         if ( ber_bvstrcasecmp( &attr, &aci_bv[ ACI_BV_BR_ENTRY ] ) == 0 ) {
1225                                                 ad = &adstatic;
1226                                                 adstatic.ad_cname = aci_bv[ ACI_BV_ENTRY ];
1227
1228                                         /* openldap 2.1 aci compabitibility [children] -> children */
1229                                         } else if ( ber_bvstrcasecmp( &attr, &aci_bv[ ACI_BV_BR_CHILDREN ] ) == 0 ) {
1230                                                 ad = &adstatic;
1231                                                 adstatic.ad_cname = aci_bv[ ACI_BV_CHILDREN ];
1232
1233                                         /* openldap 2.1 aci compabitibility [all] -> only [all] */
1234                                         } else if ( ber_bvstrcasecmp( &attr, &aci_bv[ ACI_BV_BR_ALL ] ) == 0 ) {
1235                                                 ber_memfree_x( nattrs.bv_val, ctx );
1236                                                 nattrs = aci_bv[ ACI_BV_BR_ALL ];
1237                                                 freenattrs = 0;
1238                                                 break;
1239
1240                                         } else if ( acl_get_part( &attr, 0, '=', &left ) < 0
1241                                                 || acl_get_part( &attr, 1, '=', &right ) < 0 )
1242                                         {
1243                                                 if ( slap_bv2ad( &attr, &ad, &text ) != LDAP_SUCCESS )
1244                                                 {
1245                                                         ber_memfree_x( nattrs.bv_val, ctx );
1246                                                         Debug( LDAP_DEBUG_ACL, "aciNormalizeRight: unknown attribute: '%s'\n", attr.bv_val, 0, 0 );
1247                                                         return LDAP_INVALID_SYNTAX;
1248                                                 }
1249
1250                                         } else {
1251                                                 if ( slap_bv2ad( &left, &ad, &text ) != LDAP_SUCCESS )
1252                                                 {
1253                                                         ber_memfree_x( nattrs.bv_val, ctx );
1254                                                         Debug( LDAP_DEBUG_ACL, "aciNormalizeRight: unknown attribute: '%s'\n", left.bv_val, 0, 0 );
1255                                                         return LDAP_INVALID_SYNTAX;
1256                                                 }
1257                                         }
1258
1259
1260                                         len = nattrs.bv_len + ( !BER_BVISEMPTY( &nattrs ) ? STRLENOF( "," ) : 0 )
1261                                                 + ad->ad_cname.bv_len;
1262                                         nattrs.bv_val = ber_memrealloc_x( nattrs.bv_val, len + 1, ctx );
1263                                         ptr = &nattrs.bv_val[ nattrs.bv_len ];
1264                                         if ( !BER_BVISEMPTY( &nattrs ) ) {
1265                                                 *ptr++ = ',';
1266                                         }
1267                                         ptr = lutil_strncopy( ptr, ad->ad_cname.bv_val, ad->ad_cname.bv_len );
1268                                         ptr[ 0 ] = '\0';
1269                                         nattrs.bv_len = len;
1270                                 }
1271
1272                         }
1273
1274                         naction->bv_val = ber_memrealloc_x( naction->bv_val,
1275                                 naction->bv_len + STRLENOF( ";" )
1276                                 + perms.bv_len + STRLENOF( ";" )
1277                                 + nattrs.bv_len + 1,
1278                                 ctx );
1279
1280                         ptr = &naction->bv_val[ naction->bv_len ];
1281                         ptr[ 0 ] = ';';
1282                         ptr++;
1283                         ptr = lutil_strncopy( ptr, perms.bv_val, perms.bv_len );
1284                         ptr[ 0 ] = ';';
1285                         ptr++;
1286                         ptr = lutil_strncopy( ptr, nattrs.bv_val, nattrs.bv_len );
1287                         ptr[ 0 ] = '\0';
1288                         naction->bv_len += STRLENOF( ";" ) + perms.bv_len
1289                                 + STRLENOF( ";" ) + nattrs.bv_len;
1290                         if ( freenattrs ) {
1291                                 ber_memfree_x( nattrs.bv_val, ctx );
1292                         }
1293                 }
1294         }
1295
1296         /* perms;attr go in pairs */
1297         if ( i > 1 && ( i & 1 ) ) {
1298                 return LDAP_SUCCESS;
1299
1300         } else {
1301                 Debug( LDAP_DEBUG_ACL, "aciNormalizeRight: perms:attr need to be pairs in '%s'\n", action->bv_val, 0, 0 );
1302                 return LDAP_INVALID_SYNTAX;
1303         }
1304 }
1305
1306 static int
1307 OpenLDAPaciValidateRights(
1308         struct berval *actions )
1309
1310 {
1311         struct berval   bv = BER_BVNULL;
1312         int             i;
1313
1314         for ( i = 0; acl_get_part( actions, i, '$', &bv ) >= 0; i++ ) {
1315                 if ( OpenLDAPaciValidateRight( &bv ) != LDAP_SUCCESS ) {
1316                         return LDAP_INVALID_SYNTAX;
1317                 }
1318         }
1319
1320         return LDAP_SUCCESS;
1321 }
1322
1323 static int
1324 OpenLDAPaciNormalizeRights(
1325         struct berval   *actions,
1326         struct berval   *nactions,
1327         void            *ctx )
1328
1329 {
1330         struct berval   bv = BER_BVNULL;
1331         int             i;
1332
1333         BER_BVZERO( nactions );
1334         for ( i = 0; acl_get_part( actions, i, '$', &bv ) >= 0; i++ ) {
1335                 int             rc;
1336                 struct berval   nbv;
1337
1338                 rc = OpenLDAPaciNormalizeRight( &bv, &nbv, ctx );
1339                 if ( rc != LDAP_SUCCESS ) {
1340                         ber_memfree_x( nactions->bv_val, ctx );
1341                         BER_BVZERO( nactions );
1342                         return LDAP_INVALID_SYNTAX;
1343                 }
1344
1345                 if ( i == 0 ) {
1346                         *nactions = nbv;
1347
1348                 } else {
1349                         nactions->bv_val = ber_memrealloc_x( nactions->bv_val,
1350                                 nactions->bv_len + STRLENOF( "$" )
1351                                 + nbv.bv_len + 1,
1352                                 ctx );
1353                         nactions->bv_val[ nactions->bv_len ] = '$';
1354                         AC_MEMCPY( &nactions->bv_val[ nactions->bv_len + 1 ],
1355                                 nbv.bv_val, nbv.bv_len + 1 );
1356                         ber_memfree_x( nbv.bv_val, ctx );
1357                         nactions->bv_len += STRLENOF( "$" ) + nbv.bv_len;
1358                 }
1359                 BER_BVZERO( &nbv );
1360         }
1361
1362         return LDAP_SUCCESS;
1363 }
1364
1365 static const struct berval *OpenLDAPaciscopes[] = {
1366         &aci_bv[ ACI_BV_ENTRY ],
1367         &aci_bv[ ACI_BV_CHILDREN ],
1368         &aci_bv[ ACI_BV_SUBTREE ],
1369
1370         NULL
1371 };
1372
1373 static const struct berval *OpenLDAPacitypes[] = {
1374         /* DN-valued */
1375         &aci_bv[ ACI_BV_GROUP ],
1376         &aci_bv[ ACI_BV_ROLE ],
1377
1378 /* set to one past the last DN-valued type with options (/) */
1379 #define LAST_OPTIONAL   2
1380
1381         &aci_bv[ ACI_BV_ACCESS_ID ],
1382         &aci_bv[ ACI_BV_SUBTREE ],
1383         &aci_bv[ ACI_BV_ONELEVEL ],
1384         &aci_bv[ ACI_BV_CHILDREN ],
1385
1386 /* set to one past the last DN-valued type */
1387 #define LAST_DNVALUED   6
1388
1389         /* non DN-valued */
1390         &aci_bv[ ACI_BV_DNATTR ],
1391         &aci_bv[ ACI_BV_PUBLIC ],
1392         &aci_bv[ ACI_BV_USERS ],
1393         &aci_bv[ ACI_BV_SELF ],
1394         &aci_bv[ ACI_BV_SET ],
1395         &aci_bv[ ACI_BV_SET_REF ],
1396
1397         NULL
1398 };
1399
1400 static int
1401 OpenLDAPaciValidate(
1402         Syntax          *syntax,
1403         struct berval   *val )
1404 {
1405         struct berval   oid = BER_BVNULL,
1406                         scope = BER_BVNULL,
1407                         rights = BER_BVNULL,
1408                         type = BER_BVNULL,
1409                         subject = BER_BVNULL;
1410         int             idx;
1411         int             rc;
1412
1413         if ( BER_BVISEMPTY( val ) ) {
1414                 Debug( LDAP_DEBUG_ACL, "aciValidatet: value is empty\n", 0, 0, 0 );
1415                 return LDAP_INVALID_SYNTAX;
1416         }
1417
1418         /* oid */
1419         if ( acl_get_part( val, 0, '#', &oid ) < 0 ||
1420                 numericoidValidate( NULL, &oid ) != LDAP_SUCCESS )
1421         {
1422                 /* NOTE: the numericoidValidate() is rather pedantic;
1423                  * I'd replace it with X-ORDERED VALUES so that
1424                  * it's guaranteed values are maintained and used
1425                  * in the desired order */
1426                 Debug( LDAP_DEBUG_ACL, "aciValidate: invalid oid '%s'\n", oid.bv_val, 0, 0 );
1427                 return LDAP_INVALID_SYNTAX;
1428         }
1429
1430         /* scope */
1431         if ( acl_get_part( val, 1, '#', &scope ) < 0 ||
1432                 bv_getcaseidx( &scope, OpenLDAPaciscopes ) == -1 )
1433         {
1434                 Debug( LDAP_DEBUG_ACL, "aciValidate: invalid scope '%s'\n", scope.bv_val, 0, 0 );
1435                 return LDAP_INVALID_SYNTAX;
1436         }
1437
1438         /* rights */
1439         if ( acl_get_part( val, 2, '#', &rights ) < 0 ||
1440                 OpenLDAPaciValidateRights( &rights ) != LDAP_SUCCESS )
1441         {
1442                 return LDAP_INVALID_SYNTAX;
1443         }
1444
1445         /* type */
1446         if ( acl_get_part( val, 3, '#', &type ) < 0 ) {
1447                 Debug( LDAP_DEBUG_ACL, "aciValidate: missing type in '%s'\n", val->bv_val, 0, 0 );
1448                 return LDAP_INVALID_SYNTAX;
1449         }
1450         idx = bv_getcaseidx( &type, OpenLDAPacitypes );
1451         if ( idx == -1 ) {
1452                 struct berval   isgr;
1453
1454                 if ( acl_get_part( &type, 0, '/', &isgr ) < 0 ) {
1455                         Debug( LDAP_DEBUG_ACL, "aciValidate: invalid type '%s'\n", type.bv_val, 0, 0 );
1456                         return LDAP_INVALID_SYNTAX;
1457                 }
1458
1459                 idx = bv_getcaseidx( &isgr, OpenLDAPacitypes );
1460                 if ( idx == -1 || idx >= LAST_OPTIONAL ) {
1461                         Debug( LDAP_DEBUG_ACL, "aciValidate: invalid type '%s'\n", isgr.bv_val, 0, 0 );
1462                         return LDAP_INVALID_SYNTAX;
1463                 }
1464         }
1465
1466         /* subject */
1467         bv_get_tail( val, &type, &subject );
1468         if ( subject.bv_val[ 0 ] != '#' ) {
1469                 Debug( LDAP_DEBUG_ACL, "aciValidate: missing subject in '%s'\n", val->bv_val, 0, 0 );
1470                 return LDAP_INVALID_SYNTAX;
1471         }
1472
1473         if ( idx >= LAST_DNVALUED ) {
1474                 if ( OpenLDAPacitypes[ idx ] == &aci_bv[ ACI_BV_DNATTR ] ) {
1475                         AttributeDescription    *ad = NULL;
1476                         const char              *text = NULL;
1477
1478                         rc = slap_bv2ad( &subject, &ad, &text );
1479                         if ( rc != LDAP_SUCCESS ) {
1480                                 Debug( LDAP_DEBUG_ACL, "aciValidate: unknown dn attribute '%s'\n", subject.bv_val, 0, 0 );
1481                                 return LDAP_INVALID_SYNTAX;
1482                         }
1483
1484                         if ( ad->ad_type->sat_syntax != slap_schema.si_syn_distinguishedName ) {
1485                                 /* FIXME: allow nameAndOptionalUID? */
1486                                 Debug( LDAP_DEBUG_ACL, "aciValidate: wrong syntax for dn attribute '%s'\n", subject.bv_val, 0, 0 );
1487                                 return LDAP_INVALID_SYNTAX;
1488                         }
1489                 }
1490
1491                 /* not a DN */
1492                 return LDAP_SUCCESS;
1493
1494         } else if ( OpenLDAPacitypes[ idx ] == &aci_bv[ ACI_BV_GROUP ]
1495                         || OpenLDAPacitypes[ idx ] == &aci_bv[ ACI_BV_ROLE ] )
1496         {
1497                 /* do {group|role}/oc/at check */
1498                 struct berval   ocbv = BER_BVNULL,
1499                                 atbv = BER_BVNULL;
1500
1501                 ocbv.bv_val = ber_bvchr( &type, '/' );
1502                 if ( ocbv.bv_val != NULL ) {
1503                         ocbv.bv_val++;
1504                         ocbv.bv_len = type.bv_len
1505                                         - ( ocbv.bv_val - type.bv_val );
1506
1507                         atbv.bv_val = ber_bvchr( &ocbv, '/' );
1508                         if ( atbv.bv_val != NULL ) {
1509                                 AttributeDescription    *ad = NULL;
1510                                 const char              *text = NULL;
1511                                 int                     rc;
1512
1513                                 atbv.bv_val++;
1514                                 atbv.bv_len = type.bv_len
1515                                         - ( atbv.bv_val - type.bv_val );
1516                                 ocbv.bv_len = atbv.bv_val - ocbv.bv_val - 1;
1517
1518                                 rc = slap_bv2ad( &atbv, &ad, &text );
1519                                 if ( rc != LDAP_SUCCESS ) {
1520                                         Debug( LDAP_DEBUG_ACL, "aciValidate: unknown group attribute '%s'\n", atbv.bv_val, 0, 0 );
1521                                         return LDAP_INVALID_SYNTAX;
1522                                 }
1523                         }
1524
1525                         if ( oc_bvfind( &ocbv ) == NULL ) {
1526                                 Debug( LDAP_DEBUG_ACL, "aciValidate: unknown group '%s'\n", ocbv.bv_val, 0, 0 );
1527                                 return LDAP_INVALID_SYNTAX;
1528                         }
1529                 }
1530         }
1531
1532         if ( BER_BVISEMPTY( &subject ) ) {
1533                 /* empty DN invalid */
1534                 Debug( LDAP_DEBUG_ACL, "aciValidate: missing dn in '%s'\n", val->bv_val, 0, 0 );
1535                 return LDAP_INVALID_SYNTAX;
1536         }
1537
1538         subject.bv_val++;
1539         subject.bv_len--;
1540
1541         /* FIXME: pass DN syntax? */
1542         rc = dnValidate( NULL, &subject );
1543         if ( rc != LDAP_SUCCESS ) {
1544                 Debug( LDAP_DEBUG_ACL, "aciValidate: invalid dn '%s'\n", subject.bv_val, 0, 0 );
1545         }
1546         return rc;
1547 }
1548
1549 static int
1550 OpenLDAPaciPrettyNormal(
1551         struct berval   *val,
1552         struct berval   *out,
1553         void            *ctx,
1554         int             normalize )
1555 {
1556         struct berval   oid = BER_BVNULL,
1557                         scope = BER_BVNULL,
1558                         rights = BER_BVNULL,
1559                         nrights = BER_BVNULL,
1560                         type = BER_BVNULL,
1561                         ntype = BER_BVNULL,
1562                         subject = BER_BVNULL,
1563                         nsubject = BER_BVNULL;
1564         int             idx,
1565                         rc = LDAP_SUCCESS,
1566                         freesubject = 0,
1567                         freetype = 0;
1568         char            *ptr;
1569
1570         BER_BVZERO( out );
1571
1572         if ( BER_BVISEMPTY( val ) ) {
1573                 Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: value is empty\n", 0, 0, 0 );
1574                 return LDAP_INVALID_SYNTAX;
1575         }
1576
1577         /* oid: if valid, it's already normalized */
1578         if ( acl_get_part( val, 0, '#', &oid ) < 0 ||
1579                 numericoidValidate( NULL, &oid ) != LDAP_SUCCESS )
1580         {
1581                 Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: invalid oid '%s'\n", oid.bv_val, 0, 0 );
1582                 return LDAP_INVALID_SYNTAX;
1583         }
1584
1585         /* scope: normalize by replacing with OpenLDAPaciscopes */
1586         if ( acl_get_part( val, 1, '#', &scope ) < 0 ) {
1587                 Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: missing scope in '%s'\n", val->bv_val, 0, 0 );
1588                 return LDAP_INVALID_SYNTAX;
1589         }
1590         idx = bv_getcaseidx( &scope, OpenLDAPaciscopes );
1591         if ( idx == -1 ) {
1592                 Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: invalid scope '%s'\n", scope.bv_val, 0, 0 );
1593                 return LDAP_INVALID_SYNTAX;
1594         }
1595         scope = *OpenLDAPaciscopes[ idx ];
1596
1597         /* rights */
1598         if ( acl_get_part( val, 2, '#', &rights ) < 0 ) {
1599                 Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: missing rights in '%s'\n", val->bv_val, 0, 0 );
1600                 return LDAP_INVALID_SYNTAX;
1601         }
1602         if ( OpenLDAPaciNormalizeRights( &rights, &nrights, ctx )
1603                 != LDAP_SUCCESS )
1604         {
1605                 return LDAP_INVALID_SYNTAX;
1606         }
1607
1608         /* type */
1609         if ( acl_get_part( val, 3, '#', &type ) < 0 ) {
1610                 Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: missing type in '%s'\n", val->bv_val, 0, 0 );
1611                 rc = LDAP_INVALID_SYNTAX;
1612                 goto cleanup;
1613         }
1614         idx = bv_getcaseidx( &type, OpenLDAPacitypes );
1615         if ( idx == -1 ) {
1616                 struct berval   isgr;
1617
1618                 if ( acl_get_part( &type, 0, '/', &isgr ) < 0 ) {
1619                         Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: invalid type '%s'\n", type.bv_val, 0, 0 );
1620                         rc = LDAP_INVALID_SYNTAX;
1621                         goto cleanup;
1622                 }
1623
1624                 idx = bv_getcaseidx( &isgr, OpenLDAPacitypes );
1625                 if ( idx == -1 || idx >= LAST_OPTIONAL ) {
1626                         Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: invalid type '%s'\n", isgr.bv_val, 0, 0 );
1627                         rc = LDAP_INVALID_SYNTAX;
1628                         goto cleanup;
1629                 }
1630         }
1631         ntype = *OpenLDAPacitypes[ idx ];
1632
1633         /* subject */
1634         bv_get_tail( val, &type, &subject );
1635
1636         if ( BER_BVISEMPTY( &subject ) || subject.bv_val[ 0 ] != '#' ) {
1637                 Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: missing subject in '%s'\n", val->bv_val, 0, 0 );
1638                 rc = LDAP_INVALID_SYNTAX;
1639                 goto cleanup;
1640         }
1641
1642         subject.bv_val++;
1643         subject.bv_len--;
1644
1645         if ( idx < LAST_DNVALUED ) {
1646                 /* FIXME: pass DN syntax? */
1647                 if ( normalize ) {
1648                         rc = dnNormalize( 0, NULL, NULL,
1649                                 &subject, &nsubject, ctx );
1650                 } else {
1651                         rc = dnPretty( NULL, &subject, &nsubject, ctx );
1652                 }
1653
1654                 if ( rc == LDAP_SUCCESS ) {
1655                         freesubject = 1;
1656
1657                 } else {
1658                         Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: invalid subject dn '%s'\n", subject.bv_val, 0, 0 );
1659                         goto cleanup;
1660                 }
1661
1662                 if ( OpenLDAPacitypes[ idx ] == &aci_bv[ ACI_BV_GROUP ]
1663                         || OpenLDAPacitypes[ idx ] == &aci_bv[ ACI_BV_ROLE ] )
1664                 {
1665                         /* do {group|role}/oc/at check */
1666                         struct berval   ocbv = BER_BVNULL,
1667                                         atbv = BER_BVNULL;
1668
1669                         ocbv.bv_val = ber_bvchr( &type, '/' );
1670                         if ( ocbv.bv_val != NULL ) {
1671                                 ObjectClass             *oc = NULL;
1672                                 AttributeDescription    *ad = NULL;
1673                                 const char              *text = NULL;
1674                                 int                     rc;
1675                                 struct berval           bv;
1676
1677                                 bv.bv_len = ntype.bv_len;
1678
1679                                 ocbv.bv_val++;
1680                                 ocbv.bv_len = type.bv_len - ( ocbv.bv_val - type.bv_val );
1681
1682                                 atbv.bv_val = ber_bvchr( &ocbv, '/' );
1683                                 if ( atbv.bv_val != NULL ) {
1684                                         atbv.bv_val++;
1685                                         atbv.bv_len = type.bv_len
1686                                                 - ( atbv.bv_val - type.bv_val );
1687                                         ocbv.bv_len = atbv.bv_val - ocbv.bv_val - 1;
1688
1689                                         rc = slap_bv2ad( &atbv, &ad, &text );
1690                                         if ( rc != LDAP_SUCCESS ) {
1691                                                 Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: unknown group attribute '%s'\n", atbv.bv_val, 0, 0 );
1692                                                 rc = LDAP_INVALID_SYNTAX;
1693                                                 goto cleanup;
1694                                         }
1695
1696                                         bv.bv_len += STRLENOF( "/" ) + ad->ad_cname.bv_len;
1697                                 }
1698
1699                                 oc = oc_bvfind( &ocbv );
1700                                 if ( oc == NULL ) {
1701                                         Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: invalid group '%s'\n", ocbv.bv_val, 0, 0 );
1702                                         rc = LDAP_INVALID_SYNTAX;
1703                                         goto cleanup;
1704                                 }
1705
1706                                 bv.bv_len += STRLENOF( "/" ) + oc->soc_cname.bv_len;
1707                                 bv.bv_val = ber_memalloc_x( bv.bv_len + 1, ctx );
1708
1709                                 ptr = bv.bv_val;
1710                                 ptr = lutil_strncopy( ptr, ntype.bv_val, ntype.bv_len );
1711                                 ptr[ 0 ] = '/';
1712                                 ptr++;
1713                                 ptr = lutil_strncopy( ptr,
1714                                         oc->soc_cname.bv_val,
1715                                         oc->soc_cname.bv_len );
1716                                 if ( ad != NULL ) {
1717                                         ptr[ 0 ] = '/';
1718                                         ptr++;
1719                                         ptr = lutil_strncopy( ptr,
1720                                                 ad->ad_cname.bv_val,
1721                                                 ad->ad_cname.bv_len );
1722                                 }
1723                                 ptr[ 0 ] = '\0';
1724
1725                                 ntype = bv;
1726                                 freetype = 1;
1727                         }
1728                 }
1729
1730         } else if ( OpenLDAPacitypes[ idx ] == &aci_bv[ ACI_BV_DNATTR ] ) {
1731                 AttributeDescription    *ad = NULL;
1732                 const char              *text = NULL;
1733                 int                     rc;
1734
1735                 rc = slap_bv2ad( &subject, &ad, &text );
1736                 if ( rc != LDAP_SUCCESS ) {
1737                         Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: unknown dn attribute '%s'\n", subject.bv_val, 0, 0 );
1738                         rc = LDAP_INVALID_SYNTAX;
1739                         goto cleanup;
1740                 }
1741
1742                 if ( ad->ad_type->sat_syntax != slap_schema.si_syn_distinguishedName ) {
1743                         /* FIXME: allow nameAndOptionalUID? */
1744                         Debug( LDAP_DEBUG_ACL, "aciPrettyNormal: wrong syntax for dn attribute '%s'\n", subject.bv_val, 0, 0 );
1745                         rc = LDAP_INVALID_SYNTAX;
1746                         goto cleanup;
1747                 }
1748
1749                 nsubject = ad->ad_cname;
1750
1751         } else if ( OpenLDAPacitypes[ idx ] == &aci_bv[ ACI_BV_SET ]
1752                 || OpenLDAPacitypes[ idx ] == &aci_bv[ ACI_BV_SET_REF ] )
1753         {
1754                 /* NOTE: dunno how to normalize it... */
1755                 nsubject = subject;
1756         }
1757
1758
1759         out->bv_len =
1760                 oid.bv_len + STRLENOF( "#" )
1761                 + scope.bv_len + STRLENOF( "#" )
1762                 + nrights.bv_len + STRLENOF( "#" )
1763                 + ntype.bv_len + STRLENOF( "#" )
1764                 + nsubject.bv_len;
1765
1766         out->bv_val = ber_memalloc_x( out->bv_len + 1, ctx );
1767         ptr = lutil_strncopy( out->bv_val, oid.bv_val, oid.bv_len );
1768         ptr[ 0 ] = '#';
1769         ptr++;
1770         ptr = lutil_strncopy( ptr, scope.bv_val, scope.bv_len );
1771         ptr[ 0 ] = '#';
1772         ptr++;
1773         ptr = lutil_strncopy( ptr, nrights.bv_val, nrights.bv_len );
1774         ptr[ 0 ] = '#';
1775         ptr++;
1776         ptr = lutil_strncopy( ptr, ntype.bv_val, ntype.bv_len );
1777         ptr[ 0 ] = '#';
1778         ptr++;
1779         if ( !BER_BVISNULL( &nsubject ) ) {
1780                 ptr = lutil_strncopy( ptr, nsubject.bv_val, nsubject.bv_len );
1781         }
1782         ptr[ 0 ] = '\0';
1783
1784 cleanup:;
1785         if ( freesubject ) {
1786                 ber_memfree_x( nsubject.bv_val, ctx );
1787         }
1788
1789         if ( freetype ) {
1790                 ber_memfree_x( ntype.bv_val, ctx );
1791         }
1792
1793         if ( !BER_BVISNULL( &nrights ) ) {
1794                 ber_memfree_x( nrights.bv_val, ctx );
1795         }
1796
1797         return rc;
1798 }
1799
1800 static int
1801 OpenLDAPaciPretty(
1802         Syntax          *syntax,
1803         struct berval   *val,
1804         struct berval   *out,
1805         void            *ctx )
1806 {
1807         return OpenLDAPaciPrettyNormal( val, out, ctx, 0 );
1808 }
1809
1810 static int
1811 OpenLDAPaciNormalize(
1812         slap_mask_t     use,
1813         Syntax          *syntax,
1814         MatchingRule    *mr,
1815         struct berval   *val,
1816         struct berval   *out,
1817         void            *ctx )
1818 {
1819         return OpenLDAPaciPrettyNormal( val, out, ctx, 1 );
1820 }
1821
1822 #if SLAPD_ACI_ENABLED == SLAPD_MOD_DYNAMIC
1823 /*
1824  * FIXME: need config and Makefile.am code to ease building
1825  * as dynamic module
1826  */
1827 int
1828 init_module( int argc, char *argv[] )
1829 {
1830         return dynacl_aci_init();
1831 }
1832 #endif /* SLAPD_ACI_ENABLED == SLAPD_MOD_DYNAMIC */
1833
1834 #endif /* SLAPD_ACI_ENABLED */
1835