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Sourcecode: libgnucrypto-java version File versions

DHPrivateKeySpec.java

/*
 * Copyright (c) 2000 The Legion Of The Bouncy Castle
 * (http://www.bouncycastle.org)
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 * 
 */

package javax.crypto.spec;

import java.math.BigInteger;
import java.security.spec.KeySpec;

/**
 * This class specifies a Diffie-Hellman private key with its associated parameters.
 *
 * @see DHPublicKeySpec
 */
00037 public class DHPrivateKeySpec
    implements KeySpec
{
    private BigInteger  x;
    private BigInteger  p;
    private BigInteger  g;

    /**
     * Constructor that takes a private value <code>x</code>, a prime
     * modulus <code>p</code>, and a base generator <code>g</code>.
     */
00048     public DHPrivateKeySpec(
        BigInteger  x,
        BigInteger  p,
        BigInteger  g)
    {
        this.x = x;
        this.p = p;
        this.g = g;
    }

    /**
     * Returns the private value <code>x</code>.
     *
     * @return the private value <code>x</code>
     */
00063     public BigInteger getX()
    {
        return x;
    }

    /**
     * Returns the prime modulus <code>p</code>.
     *
     * @return the prime modulus <code>p</code>
     */
00073     public BigInteger getP()
    {
        return p;
    }

    /**
     * Returns the base generator <code>g</code>.
     * 
     * @return the base generator <code>g</code>
     */
00083     public BigInteger getG()
    {
        return g;
    }
}

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