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/*
 * Copyright 2012-2017 Brian Campbell
 *
 * 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 org.jose4j.jwe;

import org.jose4j.jca.ProviderContext;
import org.jose4j.jwa.Algorithm;
import org.jose4j.jwa.CryptoPrimitive;
import org.jose4j.jwx.Headers;
import org.jose4j.lang.InvalidKeyException;
import org.jose4j.lang.JoseException;

import java.security.Key;

/**
 */
public interface KeyManagementAlgorithm extends Algorithm
{
    ContentEncryptionKeys manageForEncrypt(Key managementKey, ContentEncryptionKeyDescriptor cekDesc, Headers headers, byte[] cekOverride, ProviderContext providerContext) throws JoseException;
    CryptoPrimitive prepareForDecrypt(Key managementKey, Headers headers, ProviderContext providerContext) throws JoseException;
    Key manageForDecrypt(CryptoPrimitive cryptoPrimitive, byte[] encryptedKey, ContentEncryptionKeyDescriptor cekDesc, Headers headers, ProviderContext providerContext) throws JoseException;

    void validateEncryptionKey(Key managementKey, ContentEncryptionAlgorithm contentEncryptionAlg) throws InvalidKeyException;
    void validateDecryptionKey(Key managementKey, ContentEncryptionAlgorithm contentEncryptionAlg) throws InvalidKeyException;
}