ecdomainparameters.java

来自「《移动Agent技术》一书的所有章节源代码。」· Java 代码 · 共 81 行

package org.bouncycastle.crypto.params;

import java.math.BigInteger;
import org.bouncycastle.math.ec.ECCurve;
import org.bouncycastle.math.ec.ECPoint;
import org.bouncycastle.math.ec.ECConstants;

public class ECDomainParameters
    implements ECConstants
{
	ECCurve     curve;
	byte[]      seed;
	ECPoint     G;
	BigInteger  n;
	BigInteger  h;

	public ECDomainParameters(
		ECCurve     curve,
		ECPoint     G,
		BigInteger  n)
	{
		this.curve = curve;
		this.G = G;
		this.n = n;
        this.h = ONE;
        this.seed = null;
	}

	public ECDomainParameters(
		ECCurve     curve,
		ECPoint     G,
		BigInteger  n,
        BigInteger  h)
	{
		this.curve = curve;
		this.G = G;
		this.n = n;
		this.h = h;
        this.seed = null;
	}

	public ECDomainParameters(
		ECCurve     curve,
		ECPoint     G,
		BigInteger  n,
        BigInteger  h,
        byte[]      seed)
	{
		this.curve = curve;
		this.G = G;
		this.n = n;
		this.h = h;
        this.seed = seed;
	}

	public ECCurve getCurve()
	{
		return curve;
	}

	public ECPoint getG()
	{
		return G;
	}

	public BigInteger getN()
	{
		return n;
	}

	public BigInteger getH()
	{
		return h;
	}

	public byte[] getSeed()
	{
		return seed;
	}
}