javacardx.crypto.KeyEncryption Maven / Gradle / Ivy

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jCardSim is open-source library contains implementation of Java Card API

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/*
 * Copyright 2011 Licel LLC.
 *
 * 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 javacardx.crypto;

/**
 *KeyEncryption interface defines the methods used to enable encrypted
 * key data access to a key implementation.
 *
 */
public interface KeyEncryption {

    /**
     * Sets the Cipher object to be used to decrypt the input key data
     * and key parameters in the set methods.

     * Default Cipher object is null - no decryption performed.
     * @param keyCipher the decryption Cipher object to decrypt the input key data.
     * The null parameter indicates that no decryption is required.
     */
    public void setKeyCipher(Cipher keyCipher);

    /**
     * Returns the Cipher object to be used to decrypt the input key data
     * and key parameters in the set methods.
     * Default is null - no decryption performed.
     * @return keyCipher, the decryption Cipher object to decrypt the input key data.
     * The null return indicates that no decryption is performed.
     */
    public Cipher getKeyCipher();
}