<?php
/**
 * Copyright 2015 OpenStack Foundation
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/

namespace jwk;

/**
 * Class JSONWebKeyPublicKeyUseValues
 * https://tools.ietf.org/html/rfc7517#section-4.2
 *
 * The "use" (public key use) parameter identifies the intended use of
 * the public key.  The "use" parameter is employed to indicate whether
 * a public key is used for encrypting data or verifying the signature
 * on data.
 * @package jwk
 */
abstract class JSONWebKeyPublicKeyUseValues {

    /**
     *
     */
    const Signature  = 'sig';
    /**
     *
     */
    const Encryption = 'enc';

    public static $valid_uses = array ( self::Signature, self::Encryption);
}