/*
 * Copyright 2013 Google Inc.
 *
 * 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.
 */

package com.oryx.keyparams;

import com.oryx.exceptions.KeyczarException;
import com.oryx.HmacKey;

/**
 * Interface for objects which provide configuration information for RSA key generation.
 *
 * @author swillden@google.com (Shawn Willden)
 */
public interface AesKeyParameters extends KeyParameters {

    /**
     * Returns HMAC key which should be used with the AES key to verify ciphertexts.
     *
     * @throws KeyczarException
     */
    HmacKey getHmacKey() throws KeyczarException;
}
