+ if ( (be = select_backend( ndn )) == NULL ) {
+ send_ldap_result( conn, op, rc = LDAP_REFERRAL,
+ NULL, NULL, default_referral, NULL );
+ rc = 1;
+ goto cleanup;
+ }
+
+ /* make sure this backend recongizes critical controls */
+ rc = backend_check_controls( be, conn, op, &text ) ;
+ if( rc != LDAP_SUCCESS ) {
+ send_ldap_result( conn, op, rc,
+ NULL, text, NULL, NULL );
+ goto cleanup;
+ }
+
+ /* check for referrals */
+ rc = backend_check_referrals( be, conn, op, dn, ndn );
+ if ( rc != LDAP_SUCCESS ) {
+ goto cleanup;
+ }
+
+ rc = slap_bv2ad( &desc, &ava.aa_desc, &text );
+ if( rc != LDAP_SUCCESS ) {
+ send_ldap_result( conn, op, rc, NULL,
+ text, NULL, NULL );
+ goto cleanup;
+ }
+
+ if( !ava.aa_desc->ad_type->sat_equality ) {
+ /* no equality matching rule */
+ send_ldap_result( conn, op, rc = LDAP_INAPPROPRIATE_MATCHING, NULL,
+ "no equality matching rule defined", NULL, NULL );
+ goto cleanup;
+ }
+
+ rc = value_normalize( ava.aa_desc, SLAP_MR_EQUALITY, &value, &nvalue, &text );