secp112r1.java

/* This file is part of Wattzap Community Edition.
 *
 * Wattzap Community Edtion is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Wattzap Community Edition is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Wattzap.  If not, see <http://www.gnu.org/licenses/>.
*/
package ecc.elliptic;

import java.math.BigInteger;

public class secp112r1 implements ECParameters {
	private static final BigInteger p = new BigInteger("DB7C" + "2ABF62E3"
			+ "5E668076" + "BEAD208B", 16);

	private static final BigInteger a = new BigInteger("DB7C" + "2ABF62E3"
			+ "5E668076" + "BEAD2088", 16);

	private static final BigInteger b = new BigInteger("659E" + "F8BA0439"
			+ "16EEDE89" + "11702B22", 16);

	private static final BigInteger S = new BigInteger("00F50B02" + "8E4D696E"
			+ "67687561" + "51752904" + "72783FB1", 16);

	private static final BigInteger gx = new BigInteger("09487239" + "995A5EE7"
			+ "6B55F9C2" + "F098", 16);

	private static final BigInteger gy = new BigInteger("A89C" + "E5AF8724"
			+ "C0A23E0E" + "0FF77500", 16);

	private static final BigInteger n = new BigInteger("DB7C" + "2ABF62E3"
			+ "5E7628DF" + "AC6561C5", 16);

	public BigInteger a() {
		return a;
	}

	public BigInteger b() {
		return b;
	}

	public BigInteger p() {
		return p;
	}

	public BigInteger generatorX() {
		return gx;
	}

	public BigInteger generatorY() {
		return gy;
	}

	public BigInteger order() {
		return n;
	}

	public String toString() {
		return "secp112r1";
	}

	public static void main(String[] args) {
		System.out.println("a:  " + a);
		System.out.println("b:  " + b);
		System.out.println("p:  " + p);
		System.out.println("gx: " + gx);
		System.out.println("gy: " + gy);
		System.out.println("n:  " + n);
		System.out.println("p.toByteArray().length: " + p.toByteArray().length);
	}

}