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package org.spongycastle.jce.spec;
import java.math.BigInteger;
import java.security.spec.KeySpec;
/**
* This class specifies a GOST3410-94 public key with its associated parameters.
*/
public class GOST3410PublicKeySpec
implements KeySpec
{
private BigInteger y;
private BigInteger p;
private BigInteger q;
private BigInteger a;
/**
* Creates a new GOST3410PublicKeySpec with the specified parameter values.
*
* @param y the public key.
* @param p the prime.
* @param q the sub-prime.
* @param a the base.
*/
public GOST3410PublicKeySpec(
BigInteger y,
BigInteger p,
BigInteger q,
BigInteger a)
{
this.y = y;
this.p = p;
this.q = q;
this.a = a;
}
/**
* Returns the public key <code>y</code>.
*
* @return the public key <code>y</code>.
*/
public BigInteger getY()
{
return this.y;
}
/**
* Returns the prime <code>p</code>.
*
* @return the prime <code>p</code>.
*/
public BigInteger getP()
{
return this.p;
}
/**
* Returns the sub-prime <code>q</code>.
*
* @return the sub-prime <code>q</code>.
*/
public BigInteger getQ()
{
return this.q;
}
/**
* Returns the base <code>g</code>.
*
* @return the base <code>g</code>.
*/
public BigInteger getA()
{
return this.a;
}
}
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