/* filterentry.c - apply a filter to an entry */
/* $OpenLDAP$ */
-/*
- * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
- * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2008 The OpenLDAP Foundation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* Portions Copyright (c) 1995 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor. The name of the University
+ * may not be used to endorse or promote products derived from this
+ * software without specific prior written permission. This software
+ * is provided ``as is'' without express or implied warranty.
*/
#include "portable.h"
#include <ac/socket.h>
#include <ac/string.h>
-
#include "slap.h"
-static int test_filter_and( Backend *be,
- Connection *conn, Operation *op,
- Entry *e, Filter *flist );
-static int test_filter_or( Backend *be,
- Connection *conn, Operation *op,
- Entry *e, Filter *flist );
-static int test_substrings_filter( Backend *be,
- Connection *conn, Operation *op,
- Entry *e, Filter *f);
-static int test_ava_filter( Backend *be,
- Connection *conn, Operation *op,
+#ifdef LDAP_COMP_MATCH
+#include "component.h"
+#endif
+
+static int test_filter_and( Operation *op, Entry *e, Filter *flist );
+static int test_filter_or( Operation *op, Entry *e, Filter *flist );
+static int test_substrings_filter( Operation *op, Entry *e, Filter *f);
+static int test_ava_filter( Operation *op,
Entry *e, AttributeAssertion *ava, int type );
-static int test_mra_filter( Backend *be,
- Connection *conn, Operation *op,
+static int test_mra_filter( Operation *op,
Entry *e, MatchingRuleAssertion *mra );
-static int test_presence_filter( Backend *be,
- Connection *conn, Operation *op,
+static int test_presence_filter( Operation *op,
Entry *e, AttributeDescription *desc );
int
test_filter(
- Backend *be,
- Connection *conn,
Operation *op,
Entry *e,
- Filter *f
-)
+ Filter *f )
{
int rc;
-
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
- "test_filter: begin\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, "=> test_filter\n", 0, 0, 0 );
-#endif
+ if ( f->f_choice & SLAPD_FILTER_UNDEFINED ) {
+ Debug( LDAP_DEBUG_FILTER, " UNDEFINED\n", 0, 0, 0 );
+ rc = SLAPD_COMPARE_UNDEFINED;
+ goto out;
+ }
switch ( f->f_choice ) {
case SLAPD_FILTER_COMPUTED:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter: COMPUTED %s (%d)\n",
- f->f_result == LDAP_COMPARE_FALSE ? "false" :
- f->f_result == LDAP_COMPARE_TRUE ? "true" :
- f->f_result == SLAPD_COMPARE_UNDEFINED ? "undefined" :
- "error",
- f->f_result ));
-#else
Debug( LDAP_DEBUG_FILTER, " COMPUTED %s (%d)\n",
f->f_result == LDAP_COMPARE_FALSE ? "false" :
f->f_result == LDAP_COMPARE_TRUE ? "true" :
f->f_result == SLAPD_COMPARE_UNDEFINED ? "undefined" : "error",
f->f_result, 0 );
-#endif
rc = f->f_result;
break;
case LDAP_FILTER_EQUALITY:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter: EQUALITY\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, " EQUALITY\n", 0, 0, 0 );
-#endif
-
- rc = test_ava_filter( be, conn, op, e, f->f_ava,
- LDAP_FILTER_EQUALITY );
+ rc = test_ava_filter( op, e, f->f_ava, LDAP_FILTER_EQUALITY );
break;
case LDAP_FILTER_SUBSTRINGS:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter SUBSTRINGS\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, " SUBSTRINGS\n", 0, 0, 0 );
-#endif
-
- rc = test_substrings_filter( be, conn, op, e, f );
+ rc = test_substrings_filter( op, e, f );
break;
case LDAP_FILTER_GE:
- rc = test_ava_filter( be, conn, op, e, f->f_ava,
- LDAP_FILTER_GE );
+ Debug( LDAP_DEBUG_FILTER, " GE\n", 0, 0, 0 );
+ rc = test_ava_filter( op, e, f->f_ava, LDAP_FILTER_GE );
break;
case LDAP_FILTER_LE:
- rc = test_ava_filter( be, conn, op, e, f->f_ava,
- LDAP_FILTER_LE );
+ Debug( LDAP_DEBUG_FILTER, " LE\n", 0, 0, 0 );
+ rc = test_ava_filter( op, e, f->f_ava, LDAP_FILTER_LE );
break;
case LDAP_FILTER_PRESENT:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter: PRESENT\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, " PRESENT\n", 0, 0, 0 );
-#endif
-
- rc = test_presence_filter( be, conn, op, e, f->f_desc );
+ rc = test_presence_filter( op, e, f->f_desc );
break;
case LDAP_FILTER_APPROX:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter: APPROX\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, " APPROX\n", 0, 0, 0 );
-#endif
- rc = test_ava_filter( be, conn, op, e, f->f_ava,
- LDAP_FILTER_APPROX );
+ rc = test_ava_filter( op, e, f->f_ava, LDAP_FILTER_APPROX );
break;
case LDAP_FILTER_AND:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter: AND\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, " AND\n", 0, 0, 0 );
-#endif
-
- rc = test_filter_and( be, conn, op, e, f->f_and );
+ rc = test_filter_and( op, e, f->f_and );
break;
case LDAP_FILTER_OR:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter: OR\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, " OR\n", 0, 0, 0 );
-#endif
-
- rc = test_filter_or( be, conn, op, e, f->f_or );
+ rc = test_filter_or( op, e, f->f_or );
break;
case LDAP_FILTER_NOT:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter: NOT\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, " NOT\n", 0, 0, 0 );
-#endif
-
- rc = test_filter( be, conn, op, e, f->f_not );
+ rc = test_filter( op, e, f->f_not );
/* Flip true to false and false to true
* but leave Undefined alone.
break;
case LDAP_FILTER_EXT:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_DETAIL1,
- "test_filter: EXT\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, " EXT\n", 0, 0, 0 );
-#endif
-
- rc = test_mra_filter( be, conn, op, e, f->f_mra );
+ rc = test_mra_filter( op, e, f->f_mra );
break;
default:
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_INFO,
- "test_filter: unknown filter type %lu\n",
- f->f_choice ));
-#else
Debug( LDAP_DEBUG_ANY, " unknown filter type %lu\n",
f->f_choice, 0, 0 );
-#endif
-
rc = LDAP_PROTOCOL_ERROR;
}
-
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
- "test_filter: return=%d\n", rc ));
-#else
+out:
Debug( LDAP_DEBUG_FILTER, "<= test_filter %d\n", rc, 0, 0 );
-#endif
-
return( rc );
}
static int test_mra_filter(
- Backend *be,
- Connection *conn,
Operation *op,
Entry *e,
MatchingRuleAssertion *mra )
{
Attribute *a;
+ void *memctx;
+ BER_MEMFREE_FN *memfree;
+#ifdef LDAP_COMP_MATCH
+ int i, num_attr_vals = 0;
+#endif
- if( !access_allowed( be, conn, op, e,
- mra->ma_desc, &mra->ma_value, ACL_SEARCH ) )
- {
- return LDAP_INSUFFICIENT_ACCESS;
+ if ( op == NULL ) {
+ memctx = NULL;
+ memfree = slap_sl_free;
+ } else {
+ memctx = op->o_tmpmemctx;
+ memfree = op->o_tmpfree;
}
- if( strcmp(mra->ma_rule->smr_syntax->ssyn_oid,
- mra->ma_desc->ad_type->sat_syntax->ssyn_oid) != 0)
- {
- return LDAP_INVALID_SYNTAX;
- }
-
- if( mra->ma_rule == NULL )
- {
- return LDAP_INAPPROPRIATE_MATCHING;
- }
+ if ( mra->ma_desc ) {
+ /*
+ * if ma_desc is available, then we're filtering for
+ * one attribute, and SEARCH permissions can be checked
+ * directly.
+ */
+ if ( !access_allowed( op, e,
+ mra->ma_desc, &mra->ma_value, ACL_SEARCH, NULL ) )
+ {
+ return LDAP_INSUFFICIENT_ACCESS;
+ }
- for(a = attrs_find( e->e_attrs, mra->ma_desc );
- a != NULL;
- a = attrs_find( a->a_next, mra->ma_desc ) )
- {
- struct berval *bv;
- for ( bv = a->a_vals; bv->bv_val != NULL; bv++ ) {
- int ret;
- int rc;
+ if ( mra->ma_desc == slap_schema.si_ad_entryDN ) {
+ int ret, rc;
const char *text;
- rc = value_match( &ret, a->a_desc, mra->ma_rule,
- SLAP_MR_ASSERTION_SYNTAX_MATCH,
- bv, &mra->ma_value,
- &text );
+ rc = value_match( &ret, slap_schema.si_ad_entryDN, mra->ma_rule,
+ SLAP_MR_EXT, &e->e_nname, &mra->ma_value, &text );
+
+
+ if( rc != LDAP_SUCCESS ) return rc;
+ if ( ret == 0 ) return LDAP_COMPARE_TRUE;
+ return LDAP_COMPARE_FALSE;
+ }
- if( rc != LDAP_SUCCESS ) {
- return rc;
+ for ( a = attrs_find( e->e_attrs, mra->ma_desc );
+ a != NULL;
+ a = attrs_find( a->a_next, mra->ma_desc ) )
+ {
+ struct berval *bv;
+ int normalize_attribute = 0;
+
+#ifdef LDAP_COMP_MATCH
+ /* Component Matching */
+ if ( mra->ma_cf && mra->ma_rule->smr_usage & SLAP_MR_COMPONENT ) {
+ num_attr_vals = 0;
+ if ( !a->a_comp_data ) {
+ num_attr_vals = a->a_numvals;
+ if ( num_attr_vals <= 0 ) {
+ /* no attribute value */
+ return LDAP_INAPPROPRIATE_MATCHING;
+ }
+ num_attr_vals++;
+
+ /* following malloced will be freed by comp_tree_free () */
+ a->a_comp_data = SLAP_MALLOC( sizeof( ComponentData ) +
+ sizeof( ComponentSyntaxInfo* )*num_attr_vals );
+
+ if ( !a->a_comp_data ) return LDAP_NO_MEMORY;
+ a->a_comp_data->cd_tree = (ComponentSyntaxInfo**)
+ ((char*)a->a_comp_data + sizeof(ComponentData));
+ a->a_comp_data->cd_tree[num_attr_vals - 1] =
+ (ComponentSyntaxInfo*) NULL;
+ a->a_comp_data->cd_mem_op =
+ nibble_mem_allocator( 1024*16, 1024 );
+ }
}
+#endif
- if ( ret ) {
- return LDAP_COMPARE_TRUE;
+ /* If ma_rule is not the same as the attribute's
+ * normal rule, then we can't use the a_nvals.
+ */
+ if ( mra->ma_rule == a->a_desc->ad_type->sat_equality ) {
+ bv = a->a_nvals;
+
+ } else {
+ bv = a->a_vals;
+ normalize_attribute = 1;
+ }
+#ifdef LDAP_COMP_MATCH
+ i = 0;
+#endif
+ for ( ; !BER_BVISNULL( bv ); bv++ ) {
+ int ret;
+ int rc;
+ const char *text;
+
+#ifdef LDAP_COMP_MATCH
+ if ( mra->ma_cf &&
+ mra->ma_rule->smr_usage & SLAP_MR_COMPONENT )
+ {
+ /* Check if decoded component trees are already linked */
+ if ( num_attr_vals ) {
+ a->a_comp_data->cd_tree[i] = attr_converter(
+ a, a->a_desc->ad_type->sat_syntax, bv );
+ }
+ /* decoding error */
+ if ( !a->a_comp_data->cd_tree[i] ) {
+ return LDAP_OPERATIONS_ERROR;
+ }
+ rc = value_match( &ret, a->a_desc, mra->ma_rule,
+ SLAP_MR_COMPONENT,
+ (struct berval*)a->a_comp_data->cd_tree[i++],
+ (void*)mra, &text );
+ } else
+#endif
+ {
+ struct berval nbv = BER_BVNULL;
+
+ if ( normalize_attribute && mra->ma_rule->smr_normalize ) {
+ /*
+
+ Document: RFC 4511
+
+ 4.5.1. Search Request
+ ...
+ If the type field is present and the matchingRule is present,
+ the matchValue is compared against entry attributes of the
+ specified type. In this case, the matchingRule MUST be one
+ suitable for use with the specified type (see [RFC4517]),
+ otherwise the filter item is Undefined.
+
+
+ In this case, since the matchingRule requires the assertion
+ value to be normalized, we normalize the attribute value
+ according to the syntax of the matchingRule.
+
+ This should likely be done inside value_match(), by passing
+ the appropriate flags, but this is not done at present.
+ See ITS#3406.
+ */
+ if ( mra->ma_rule->smr_normalize(
+ SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
+ mra->ma_rule->smr_syntax,
+ mra->ma_rule,
+ bv, &nbv, memctx ) != LDAP_SUCCESS )
+ {
+ /* FIXME: stop processing? */
+ continue;
+ }
+
+ } else {
+ nbv = *bv;
+ }
+
+ rc = value_match( &ret, a->a_desc, mra->ma_rule,
+ SLAP_MR_EXT, &nbv, &mra->ma_value, &text );
+
+ if ( nbv.bv_val != bv->bv_val ) {
+ memfree( nbv.bv_val, memctx );
+ }
+ }
+
+ if ( rc != LDAP_SUCCESS ) return rc;
+ if ( ret == 0 ) return LDAP_COMPARE_TRUE;
}
}
+
+ } else {
+ /*
+ * No attribute description: test all
+ */
+ for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
+ struct berval *bv, value;
+ const char *text = NULL;
+ int rc;
+ int normalize_attribute = 0;
+
+ /* check if matching is appropriate */
+ if ( !mr_usable_with_at( mra->ma_rule, a->a_desc->ad_type ) ) {
+ continue;
+ }
+
+ /* normalize for equality */
+ rc = asserted_value_validate_normalize( a->a_desc, mra->ma_rule,
+ SLAP_MR_EXT|SLAP_MR_VALUE_OF_ASSERTION_SYNTAX,
+ &mra->ma_value, &value, &text, memctx );
+ if ( rc != LDAP_SUCCESS ) continue;
+
+ /* check search access */
+ if ( !access_allowed( op, e,
+ a->a_desc, &value, ACL_SEARCH, NULL ) )
+ {
+ memfree( value.bv_val, memctx );
+ continue;
+ }
+#ifdef LDAP_COMP_MATCH
+ /* Component Matching */
+ if ( mra->ma_cf &&
+ mra->ma_rule->smr_usage & SLAP_MR_COMPONENT )
+ {
+ int ret;
+
+ rc = value_match( &ret, a->a_desc, mra->ma_rule,
+ SLAP_MR_COMPONENT,
+ (struct berval*)a, (void*)mra, &text );
+ if ( rc != LDAP_SUCCESS ) break;
+
+ if ( ret == 0 ) {
+ rc = LDAP_COMPARE_TRUE;
+ break;
+ }
+
+ }
+#endif
+
+ /* check match */
+ if ( mra->ma_rule == a->a_desc->ad_type->sat_equality ) {
+ bv = a->a_nvals;
+
+ } else {
+ bv = a->a_vals;
+ normalize_attribute = 1;
+ }
+
+ for ( ; !BER_BVISNULL( bv ); bv++ ) {
+ int ret;
+ struct berval nbv = BER_BVNULL;
+
+ if ( normalize_attribute && mra->ma_rule->smr_normalize ) {
+ /* see comment above */
+ if ( mra->ma_rule->smr_normalize(
+ SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
+ mra->ma_rule->smr_syntax,
+ mra->ma_rule,
+ bv, &nbv, memctx ) != LDAP_SUCCESS )
+ {
+ /* FIXME: stop processing? */
+ continue;
+ }
+
+ } else {
+ nbv = *bv;
+ }
+
+ rc = value_match( &ret, a->a_desc, mra->ma_rule,
+ SLAP_MR_EXT, &nbv, &value, &text );
+
+ if ( nbv.bv_val != bv->bv_val ) {
+ memfree( nbv.bv_val, memctx );
+ }
+
+ if ( rc != LDAP_SUCCESS ) break;
+
+ if ( ret == 0 ) {
+ rc = LDAP_COMPARE_TRUE;
+ break;
+ }
+ }
+ memfree( value.bv_val, memctx );
+ if ( rc != LDAP_SUCCESS ) return rc;
+ }
+ }
+
+ /* check attrs in DN AVAs if required */
+ if ( mra->ma_dnattrs && !BER_BVISEMPTY( &e->e_nname ) ) {
+ LDAPDN dn = NULL;
+ int iRDN, iAVA;
+ int rc;
+
+ /* parse and pretty the dn */
+ rc = dnPrettyDN( NULL, &e->e_name, &dn, memctx );
+ if ( rc != LDAP_SUCCESS ) {
+ return LDAP_INVALID_SYNTAX;
+ }
+
+ /* for each AVA of each RDN ... */
+ for ( iRDN = 0; dn[ iRDN ]; iRDN++ ) {
+ LDAPRDN rdn = dn[ iRDN ];
+
+ for ( iAVA = 0; rdn[ iAVA ]; iAVA++ ) {
+ LDAPAVA *ava = rdn[ iAVA ];
+ struct berval *bv = &ava->la_value,
+ value = BER_BVNULL,
+ nbv = BER_BVNULL;
+ AttributeDescription *ad =
+ (AttributeDescription *)ava->la_private;
+ int ret;
+ const char *text;
+
+ assert( ad != NULL );
+
+ if ( mra->ma_desc ) {
+ /* have a mra type? check for subtype */
+ if ( !is_ad_subtype( ad, mra->ma_desc ) ) {
+ continue;
+ }
+ value = mra->ma_value;
+
+ } else {
+ const char *text = NULL;
+
+ /* check if matching is appropriate */
+ if ( !mr_usable_with_at( mra->ma_rule, ad->ad_type ) ) {
+ continue;
+ }
+
+ /* normalize for equality */
+ rc = asserted_value_validate_normalize( ad,
+ mra->ma_rule,
+ SLAP_MR_EXT|SLAP_MR_VALUE_OF_ASSERTION_SYNTAX,
+ &mra->ma_value, &value, &text, memctx );
+ if ( rc != LDAP_SUCCESS ) continue;
+
+ /* check search access */
+ if ( !access_allowed( op, e,
+ ad, &value, ACL_SEARCH, NULL ) )
+ {
+ memfree( value.bv_val, memctx );
+ continue;
+ }
+ }
+
+ if ( mra->ma_rule->smr_normalize ) {
+ /* see comment above */
+ if ( mra->ma_rule->smr_normalize(
+ SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX,
+ mra->ma_rule->smr_syntax,
+ mra->ma_rule,
+ bv, &nbv, memctx ) != LDAP_SUCCESS )
+ {
+ /* FIXME: stop processing? */
+ rc = LDAP_SUCCESS;
+ ret = -1;
+ goto cleanup;
+ }
+
+ } else {
+ nbv = *bv;
+ }
+
+ /* check match */
+ rc = value_match( &ret, ad, mra->ma_rule, SLAP_MR_EXT,
+ &nbv, &value, &text );
+
+cleanup:;
+ if ( !BER_BVISNULL( &value ) && value.bv_val != mra->ma_value.bv_val ) {
+ memfree( value.bv_val, memctx );
+ }
+
+ if ( !BER_BVISNULL( &nbv ) && nbv.bv_val != bv->bv_val ) {
+ memfree( nbv.bv_val, memctx );
+ }
+
+ if ( rc == LDAP_SUCCESS && ret == 0 ) rc = LDAP_COMPARE_TRUE;
+
+ if ( rc != LDAP_SUCCESS ) {
+ ldap_dnfree_x( dn, memctx );
+ return rc;
+ }
+ }
+ }
+ ldap_dnfree_x( dn, memctx );
}
return LDAP_COMPARE_FALSE;
static int
test_ava_filter(
- Backend *be,
- Connection *conn,
- Operation *op,
- Entry *e,
+ Operation *op,
+ Entry *e,
AttributeAssertion *ava,
- int type
-)
+ int type )
{
+ int rc;
Attribute *a;
+#ifdef LDAP_COMP_MATCH
+ int i, num_attr_vals = 0;
+ AttributeAliasing *a_alias = NULL;
+#endif
- if ( !access_allowed( be, conn, op, e,
- ava->aa_desc, &ava->aa_value, ACL_SEARCH ) )
+ if ( !access_allowed( op, e,
+ ava->aa_desc, &ava->aa_value, ACL_SEARCH, NULL ) )
{
return LDAP_INSUFFICIENT_ACCESS;
}
+ if ( ava->aa_desc == slap_schema.si_ad_hasSubordinates
+ && op && op->o_bd && op->o_bd->be_has_subordinates )
+ {
+ int hasSubordinates;
+ struct berval hs;
+
+ if( type != LDAP_FILTER_EQUALITY &&
+ type != LDAP_FILTER_APPROX )
+ {
+ /* No other match is allowed */
+ return LDAP_INAPPROPRIATE_MATCHING;
+ }
+
+ if ( op->o_bd->be_has_subordinates( op, e, &hasSubordinates ) !=
+ LDAP_SUCCESS )
+ {
+ return LDAP_OTHER;
+ }
+
+ if ( hasSubordinates == LDAP_COMPARE_TRUE ) {
+ hs = slap_true_bv;
+
+ } else if ( hasSubordinates == LDAP_COMPARE_FALSE ) {
+ hs = slap_false_bv;
+
+ } else {
+ return LDAP_OTHER;
+ }
+
+ if ( bvmatch( &ava->aa_value, &hs ) ) return LDAP_COMPARE_TRUE;
+ return LDAP_COMPARE_FALSE;
+ }
+
+ if ( ava->aa_desc == slap_schema.si_ad_entryDN ) {
+ MatchingRule *mr;
+ int match;
+ const char *text;
+
+ if( type != LDAP_FILTER_EQUALITY &&
+ type != LDAP_FILTER_APPROX )
+ {
+ /* No other match is allowed */
+ return LDAP_INAPPROPRIATE_MATCHING;
+ }
+
+ mr = slap_schema.si_ad_entryDN->ad_type->sat_equality;
+ assert( mr != NULL );
+
+ rc = value_match( &match, slap_schema.si_ad_entryDN, mr,
+ SLAP_MR_EXT, &e->e_nname, &ava->aa_value, &text );
+
+ if( rc != LDAP_SUCCESS ) return rc;
+ if( match == 0 ) return LDAP_COMPARE_TRUE;
+ return LDAP_COMPARE_FALSE;
+ }
+
+ rc = LDAP_COMPARE_FALSE;
+
+#ifdef LDAP_COMP_MATCH
+ if ( is_aliased_attribute && ava->aa_cf )
+ {
+ a_alias = is_aliased_attribute ( ava->aa_desc );
+ if ( a_alias )
+ ava->aa_desc = a_alias->aa_aliased_ad;
+ else
+ ava->aa_cf = NULL;
+ }
+#endif
+
for(a = attrs_find( e->e_attrs, ava->aa_desc );
a != NULL;
a = attrs_find( a->a_next, ava->aa_desc ) )
{
+ int use;
MatchingRule *mr;
struct berval *bv;
+ if (( ava->aa_desc != a->a_desc ) && !access_allowed( op,
+ e, a->a_desc, &ava->aa_value, ACL_SEARCH, NULL ))
+ {
+ rc = LDAP_INSUFFICIENT_ACCESS;
+ continue;
+ }
+
+ use = SLAP_MR_EQUALITY;
+
switch ( type ) {
case LDAP_FILTER_APPROX:
+ use = SLAP_MR_EQUALITY_APPROX;
mr = a->a_desc->ad_type->sat_approx;
if( mr != NULL ) break;
- /* use EQUALITY matching rule if no APPROX rule */
+ /* fallthru: use EQUALITY matching rule if no APPROX rule */
case LDAP_FILTER_EQUALITY:
+ /* use variable set above so fall thru use is not clobbered */
mr = a->a_desc->ad_type->sat_equality;
break;
case LDAP_FILTER_GE:
case LDAP_FILTER_LE:
+ use = SLAP_MR_ORDERING;
mr = a->a_desc->ad_type->sat_ordering;
break;
}
if( mr == NULL ) {
+ rc = LDAP_INAPPROPRIATE_MATCHING;
continue;
}
- for ( bv = a->a_vals; bv->bv_val != NULL; bv++ ) {
+ /* We have no Sort optimization for Approx matches */
+ if (( a->a_flags & SLAP_ATTR_SORTED_VALS ) && type != LDAP_FILTER_APPROX ) {
+ unsigned slot;
int ret;
- int rc;
+
+ /* For Ordering matches, we just need to do one comparison with
+ * either the first (least) or last (greatest) value.
+ */
+ if ( use == SLAP_MR_ORDERING ) {
+ const char *text;
+ int match, which;
+ which = (type == LDAP_FILTER_LE) ? 0 : a->a_numvals-1;
+ ret = value_match( &match, a->a_desc, mr, use,
+ &a->a_nvals[which], &ava->aa_value, &text );
+ if ( ret != LDAP_SUCCESS ) return ret;
+ if (( type == LDAP_FILTER_LE && match <= 0 ) ||
+ ( type == LDAP_FILTER_GE && match >= 0 ))
+ return LDAP_COMPARE_TRUE;
+ continue;
+ }
+ /* Only Equality will get here */
+ ret = attr_valfind( a, use | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH |
+ SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
+ &ava->aa_value, &slot, NULL );
+ if ( ret == LDAP_SUCCESS )
+ return LDAP_COMPARE_TRUE;
+ else if ( ret != LDAP_NO_SUCH_ATTRIBUTE )
+ return ret;
+#if 0
+ /* The following is useful if we want to know which values
+ * matched an ordering test. But here we don't care, we just
+ * want to know if any value did, and that is checked above.
+ */
+ if ( ret == LDAP_NO_SUCH_ATTRIBUTE ) {
+ /* If insertion point is not the end of the list, there was
+ * at least one value greater than the assertion.
+ */
+ if ( type == LDAP_FILTER_GE && slot < a->a_numvals )
+ return LDAP_COMPARE_TRUE;
+ /* Likewise, if insertion point is not the head of the list,
+ * there was at least one value less than the assertion.
+ */
+ if ( type == LDAP_FILTER_LE && slot > 0 )
+ return LDAP_COMPARE_TRUE;
+ return LDAP_COMPARE_FALSE;
+ }
+#endif
+ continue;
+ }
+
+#ifdef LDAP_COMP_MATCH
+ if ( nibble_mem_allocator && ava->aa_cf && !a->a_comp_data ) {
+ /* Component Matching */
+ for ( num_attr_vals = 0; a->a_vals[num_attr_vals].bv_val != NULL; num_attr_vals++ );
+ if ( num_attr_vals <= 0 )/* no attribute value */
+ return LDAP_INAPPROPRIATE_MATCHING;
+ num_attr_vals++;/* for NULL termination */
+
+ /* following malloced will be freed by comp_tree_free () */
+ a->a_comp_data = SLAP_MALLOC( sizeof( ComponentData ) + sizeof( ComponentSyntaxInfo* )*num_attr_vals );
+
+ if ( !a->a_comp_data ) {
+ return LDAP_NO_MEMORY;
+ }
+
+ a->a_comp_data->cd_tree = (ComponentSyntaxInfo**)((char*)a->a_comp_data + sizeof(ComponentData));
+ i = num_attr_vals;
+ for ( ; i ; i-- ) {
+ a->a_comp_data->cd_tree[ i-1 ] = (ComponentSyntaxInfo*)NULL;
+ }
+
+ a->a_comp_data->cd_mem_op = nibble_mem_allocator ( 1024*10*(num_attr_vals-1), 1024 );
+ if ( a->a_comp_data->cd_mem_op == NULL ) {
+ free ( a->a_comp_data );
+ a->a_comp_data = NULL;
+ return LDAP_OPERATIONS_ERROR;
+ }
+ }
+
+ i = 0;
+#endif
+
+ for ( bv = a->a_nvals; !BER_BVISNULL( bv ); bv++ ) {
+ int ret, match;
const char *text;
- rc = value_match( &ret, a->a_desc, mr,
- SLAP_MR_ASSERTION_SYNTAX_MATCH,
- bv, &ava->aa_value, &text );
+#ifdef LDAP_COMP_MATCH
+ if( attr_converter && ava->aa_cf && a->a_comp_data ) {
+ /* Check if decoded component trees are already linked */
+ struct berval cf_bv = { 20, "componentFilterMatch" };
+ MatchingRule* cf_mr = mr_bvfind( &cf_bv );
+ MatchingRuleAssertion mra;
+ mra.ma_cf = ava->aa_cf;
+
+ if ( a->a_comp_data->cd_tree[i] == NULL )
+ a->a_comp_data->cd_tree[i] = attr_converter (a, a->a_desc->ad_type->sat_syntax, (a->a_vals + i));
+ /* decoding error */
+ if ( !a->a_comp_data->cd_tree[i] ) {
+ free_ComponentData ( a );
+ return LDAP_OPERATIONS_ERROR;
+ }
+
+ ret = value_match( &match, a->a_desc, cf_mr,
+ SLAP_MR_COMPONENT,
+ (struct berval*)a->a_comp_data->cd_tree[i++],
+ (void*)&mra, &text );
+ if ( ret == LDAP_INAPPROPRIATE_MATCHING ) {
+ /* cached component tree is broken, just remove it */
+ free_ComponentData ( a );
+ return ret;
+ }
+ if ( a_alias )
+ ava->aa_desc = a_alias->aa_aliasing_ad;
- if( rc != LDAP_SUCCESS ) {
- return rc;
+ } else
+#endif
+ {
+ ret = ordered_value_match( &match, a->a_desc, mr, use,
+ bv, &ava->aa_value, &text );
+ }
+
+ if( ret != LDAP_SUCCESS ) {
+ rc = ret;
+ break;
}
switch ( type ) {
case LDAP_FILTER_EQUALITY:
case LDAP_FILTER_APPROX:
- if ( ret == 0 ) {
- return LDAP_COMPARE_TRUE;
- }
+ if ( match == 0 ) return LDAP_COMPARE_TRUE;
break;
case LDAP_FILTER_GE:
- if ( ret >= 0 ) {
- return LDAP_COMPARE_TRUE;
- }
+ if ( match >= 0 ) return LDAP_COMPARE_TRUE;
break;
case LDAP_FILTER_LE:
- if ( ret <= 0 ) {
- return LDAP_COMPARE_TRUE;
- }
+ if ( match <= 0 ) return LDAP_COMPARE_TRUE;
break;
}
}
}
- return( LDAP_COMPARE_FALSE );
+#ifdef LDAP_COMP_MATCH
+ if ( a_alias )
+ ava->aa_desc = a_alias->aa_aliasing_ad;
+#endif
+
+ return rc;
}
static int
test_presence_filter(
- Backend *be,
- Connection *conn,
- Operation *op,
- Entry *e,
- AttributeDescription *desc
-)
+ Operation *op,
+ Entry *e,
+ AttributeDescription *desc )
{
- if ( !access_allowed( be, conn, op, e, desc, NULL, ACL_SEARCH ) )
- {
+ Attribute *a;
+ int rc;
+
+ if ( !access_allowed( op, e, desc, NULL, ACL_SEARCH, NULL ) ) {
return LDAP_INSUFFICIENT_ACCESS;
}
- return attrs_find( e->e_attrs, desc ) != NULL
- ? LDAP_COMPARE_TRUE : LDAP_COMPARE_FALSE;
+ if ( desc == slap_schema.si_ad_hasSubordinates ) {
+ /*
+ * XXX: fairly optimistic: if the function is defined,
+ * then PRESENCE must succeed, because hasSubordinate
+ * is boolean-valued; I think we may live with this
+ * simplification by now.
+ */
+ if ( op && op->o_bd && op->o_bd->be_has_subordinates ) {
+ return LDAP_COMPARE_TRUE;
+ }
+
+ return LDAP_COMPARE_FALSE;
+ }
+
+ if ( desc == slap_schema.si_ad_entryDN ||
+ desc == slap_schema.si_ad_subschemaSubentry )
+ {
+ /* entryDN and subschemaSubentry are always present */
+ return LDAP_COMPARE_TRUE;
+ }
+
+ rc = LDAP_COMPARE_FALSE;
+
+ for(a = attrs_find( e->e_attrs, desc );
+ a != NULL;
+ a = attrs_find( a->a_next, desc ) )
+ {
+ if (( desc != a->a_desc ) && !access_allowed( op,
+ e, a->a_desc, NULL, ACL_SEARCH, NULL ))
+ {
+ rc = LDAP_INSUFFICIENT_ACCESS;
+ continue;
+ }
+
+ rc = LDAP_COMPARE_TRUE;
+ break;
+ }
+
+ return rc;
}
static int
test_filter_and(
- Backend *be,
- Connection *conn,
- Operation *op,
- Entry *e,
- Filter *flist
-)
+ Operation *op,
+ Entry *e,
+ Filter *flist )
{
Filter *f;
int rtn = LDAP_COMPARE_TRUE; /* True if empty */
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
- "test_filter_and: begin\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, "=> test_filter_and\n", 0, 0, 0 );
-#endif
-
for ( f = flist; f != NULL; f = f->f_next ) {
- int rc = test_filter( be, conn, op, e, f );
+ int rc = test_filter( op, e, f );
if ( rc == LDAP_COMPARE_FALSE ) {
/* filter is False */
}
}
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
- "test_filter_and: rc=%d\n", rtn ));
-#else
Debug( LDAP_DEBUG_FILTER, "<= test_filter_and %d\n", rtn, 0, 0 );
-#endif
return rtn;
}
static int
test_filter_or(
- Backend *be,
- Connection *conn,
- Operation *op,
- Entry *e,
- Filter *flist
-)
+ Operation *op,
+ Entry *e,
+ Filter *flist )
{
Filter *f;
int rtn = LDAP_COMPARE_FALSE; /* False if empty */
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
- "test_filter_or: begin\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, "=> test_filter_or\n", 0, 0, 0 );
-#endif
-
for ( f = flist; f != NULL; f = f->f_next ) {
- int rc = test_filter( be, conn, op, e, f );
+ int rc = test_filter( op, e, f );
if ( rc == LDAP_COMPARE_TRUE ) {
/* filter is True */
}
}
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
- "test_filter_or: result=%d\n", rtn ));
-#else
Debug( LDAP_DEBUG_FILTER, "<= test_filter_or %d\n", rtn, 0, 0 );
-#endif
-
return rtn;
}
static int
test_substrings_filter(
- Backend *be,
- Connection *conn,
- Operation *op,
- Entry *e,
- Filter *f
-)
+ Operation *op,
+ Entry *e,
+ Filter *f )
{
Attribute *a;
+ int rc;
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
- "test_substrings_filter: begin\n" ));
-#else
Debug( LDAP_DEBUG_FILTER, "begin test_substrings_filter\n", 0, 0, 0 );
-#endif
-
- if ( !access_allowed( be, conn, op, e,
- f->f_sub_desc, NULL, ACL_SEARCH ) )
+ if ( !access_allowed( op, e,
+ f->f_sub_desc, NULL, ACL_SEARCH, NULL ) )
{
return LDAP_INSUFFICIENT_ACCESS;
}
+ rc = LDAP_COMPARE_FALSE;
+
for(a = attrs_find( e->e_attrs, f->f_sub_desc );
a != NULL;
a = attrs_find( a->a_next, f->f_sub_desc ) )
{
- MatchingRule *mr = a->a_desc->ad_type->sat_substr;
+ MatchingRule *mr;
struct berval *bv;
+ if (( f->f_sub_desc != a->a_desc ) && !access_allowed( op,
+ e, a->a_desc, NULL, ACL_SEARCH, NULL ))
+ {
+ rc = LDAP_INSUFFICIENT_ACCESS;
+ continue;
+ }
+
+ mr = a->a_desc->ad_type->sat_substr;
if( mr == NULL ) {
+ rc = LDAP_INAPPROPRIATE_MATCHING;
continue;
}
- for ( bv = a->a_vals; bv->bv_val != NULL; bv++ ) {
- int ret;
- int rc;
+ for ( bv = a->a_nvals; !BER_BVISNULL( bv ); bv++ ) {
+ int ret, match;
const char *text;
- rc = value_match( &ret, a->a_desc, mr,
- SLAP_MR_ASSERTION_SYNTAX_MATCH,
+ ret = value_match( &match, a->a_desc, mr, SLAP_MR_SUBSTR,
bv, f->f_sub, &text );
- if( rc != LDAP_SUCCESS ) {
- return rc;
- }
-
- if ( ret == 0 ) {
- return LDAP_COMPARE_TRUE;
+ if( ret != LDAP_SUCCESS ) {
+ rc = ret;
+ break;
}
+ if ( match == 0 ) return LDAP_COMPARE_TRUE;
}
}
-#ifdef NEW_LOGGING
- LDAP_LOG(( "filter", LDAP_LEVEL_ENTRY,
- "test_substrings_filter: return FALSE\n" ));
-#else
- Debug( LDAP_DEBUG_FILTER, "end test_substrings_filter 1\n", 0, 0, 0 );
-#endif
-
- return LDAP_COMPARE_FALSE;
+ Debug( LDAP_DEBUG_FILTER, "end test_substrings_filter %d\n",
+ rc, 0, 0 );
+ return rc;
}