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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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package sun.security.util;

import java.security.InvalidKeyException;
import javax.crypto.SecretKey;

Special interface for additional MessageDigestSpi method(s).
/**
 * Special interface for additional MessageDigestSpi method(s).
 */
public interface MessageDigestSpi2 {

    
Updates the digest using the specified key.
This is used for SSL 3.0 only, we may deprecate and remove the support
of this in the future
Params:
key –  the key whose value is to be digested./**
     * Updates the digest using the specified key.
     * This is used for SSL 3.0 only, we may deprecate and remove the support
     * of this in the future
     *
     * @param key  the key whose value is to be digested.
     */
    void engineUpdate(SecretKey key) throws InvalidKeyException;
}