rsaprivatecrtkey.java

来自「一个非常好的ssh客户端实现」· Java 代码 · 共 85 行

/******************************************************************************
 *
 * Copyright (c) 1999-2003 AppGate Network Security AB. All Rights Reserved.
 * 
 * This file contains Original Code and/or Modifications of Original Code as
 * defined in and that are subject to the MindTerm Public Source License,
 * Version 2.0, (the 'License'). You may not use this file except in compliance
 * with the License.
 * 
 * You should have received a copy of the MindTerm Public Source License
 * along with this software; see the file LICENSE.  If not, write to
 * AppGate Network Security AB, Otterhallegatan 2, SE-41118 Goteborg, SWEDEN
 *
 *****************************************************************************/

package com.mindbright.security.publickey;


import java.math.BigInteger;

public class RSAPrivateCrtKey extends RSAPrivateKey 
    implements com.mindbright.jca.security.interfaces.RSAPrivateCrtKey {

    protected BigInteger publicExponent;
    protected BigInteger primeP;
    protected BigInteger primeQ;
    protected BigInteger primeExponentP;
    protected BigInteger primeExponentQ;
    protected BigInteger crtCoefficient;

    public RSAPrivateCrtKey(BigInteger modulus,
			    BigInteger publicExponent,
			    BigInteger privateExponent,
			    BigInteger primeP, BigInteger primeQ,
			    BigInteger crtCoefficient)
    {
	this(modulus, publicExponent, privateExponent, primeP, primeQ,
	     RSAAlgorithm.getPrimeExponent(privateExponent, primeP),
	     RSAAlgorithm.getPrimeExponent(privateExponent, primeQ),
	     crtCoefficient);
    }

    public RSAPrivateCrtKey(BigInteger modulus,
			    BigInteger publicExponent,
			    BigInteger privateExponent,
			    BigInteger primeP, BigInteger primeQ,
			    BigInteger primeExponentP,
			    BigInteger primeExponentQ,
			    BigInteger crtCoefficient)
    {
	super(modulus, privateExponent);
	this.publicExponent = publicExponent;
	this.primeP         = primeP;
	this.primeQ         = primeQ;
	this.primeExponentP = primeExponentP;
	this.primeExponentQ = primeExponentQ;
	this.crtCoefficient = crtCoefficient;
    }

    public BigInteger getPublicExponent() {
	return publicExponent;
    }

    public BigInteger getPrimeP() {
	return primeP;
    }

    public BigInteger getPrimeQ() {
	return primeQ;
    }

    public BigInteger getPrimeExponentP() {
	return primeExponentP;
    }

    public BigInteger getPrimeExponentQ() {
	return primeExponentQ;
    }

    public BigInteger getCrtCoefficient() {
	return crtCoefficient;
    }

}