001/* RSAPrivateCrtKey.java -- An RSA private key in CRT format
002   Copyright (C) 1998 Free Software Foundation, Inc.
003
004This file is part of GNU Classpath.
005
006GNU Classpath is free software; you can redistribute it and/or modify
007it under the terms of the GNU General Public License as published by
008the Free Software Foundation; either version 2, or (at your option)
009any later version.
010
011GNU Classpath is distributed in the hope that it will be useful, but
012WITHOUT ANY WARRANTY; without even the implied warranty of
013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014General Public License for more details.
015
016You should have received a copy of the GNU General Public License
017along with GNU Classpath; see the file COPYING.  If not, write to the
018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01902110-1301 USA.
020
021Linking this library statically or dynamically with other modules is
022making a combined work based on this library.  Thus, the terms and
023conditions of the GNU General Public License cover the whole
024combination.
025
026As a special exception, the copyright holders of this library give you
027permission to link this library with independent modules to produce an
028executable, regardless of the license terms of these independent
029modules, and to copy and distribute the resulting executable under
030terms of your choice, provided that you also meet, for each linked
031independent module, the terms and conditions of the license of that
032module.  An independent module is a module which is not derived from
033or based on this library.  If you modify this library, you may extend
034this exception to your version of the library, but you are not
035obligated to do so.  If you do not wish to do so, delete this
036exception statement from your version. */
037
038package java.security.interfaces;
039
040import java.math.BigInteger;
041
042/**
043 * This interface provides access to information about an RSA private
044 * key in Chinese Remainder Theorem (CRT) format.
045 *
046 * @version 0.0
047 *
048 * @author Aaron M. Renn (arenn@urbanophile.com)
049 */
050public interface RSAPrivateCrtKey extends RSAPrivateKey
051{
052  long serialVersionUID = -5682214253527700368L;
053
054  /**
055   * Returns the public exponent for this key
056   *
057   * @return The public exponent for this key
058   */
059  BigInteger getPublicExponent();
060
061  /**
062   * Returns the primeP value
063   *
064   * @return The primeP value
065   */
066  BigInteger getPrimeP();
067
068  /**
069   * Returns the primeQ value
070   *
071   * @return The primeQ value
072   */
073  BigInteger getPrimeQ();
074
075  /**
076   * Returns the primeExponentP
077   *
078   * @return The primeExponentP
079   */
080  BigInteger getPrimeExponentP();
081
082  /**
083   * Returns the primeExponentQ
084   *
085   * @return The primeExponentQ
086   */
087  BigInteger getPrimeExponentQ();
088
089  /**
090   * Returns the CRT coefficient
091   *
092   * @return The CRT coefficient
093   */
094  BigInteger getCrtCoefficient();
095}