Package java.security.spec

Examples of java.security.spec.ECFieldFp

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     * Expected: must pass without any exceptions
     */
    public final void testECParameterSpec01() {
        // Valid (see note below) parameters set
        EllipticCurve c =
            new EllipticCurve(new ECFieldFp(BigInteger.valueOf(5L)),
                              BigInteger.ZERO,
                              BigInteger.valueOf(4L));
        ECPoint g = new ECPoint(BigInteger.ZERO, BigInteger.valueOf(2L));
        new ECParameterSpec(c, g, BigInteger.valueOf(5L), 10);       
    }
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     * Expected: must throw <code>NullPointerException</code>
     */
    public final void testECParameterSpec02() {
        // Valid (see note below) parameters set
        EllipticCurve curve =
            new EllipticCurve(new ECFieldFp(BigInteger.valueOf(5L)),
                              BigInteger.ZERO,
                              BigInteger.valueOf(4L));
        ECPoint generator = new ECPoint(BigInteger.ZERO, BigInteger.valueOf(2L));
        BigInteger order = BigInteger.valueOf(5L);

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     * Expected: must throw <code>IllegalArgumentException</code>
     */
    public final void testECParameterSpec03() {
        // Valid (see note below) parameters set
        EllipticCurve curve =
            new EllipticCurve(new ECFieldFp(BigInteger.valueOf(5L)),
                              BigInteger.ZERO,
                              BigInteger.valueOf(4L));
        ECPoint generator = new ECPoint(BigInteger.ZERO, BigInteger.valueOf(2L));


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     * to the one passed to the constructor
     */
    public final void testGetCofactor() {
        // Valid (see note below) parameters set
        EllipticCurve curve =
            new EllipticCurve(new ECFieldFp(BigInteger.valueOf(5L)),
                              BigInteger.ZERO,
                              BigInteger.valueOf(4L));
        ECPoint generator = new ECPoint(BigInteger.ZERO, BigInteger.valueOf(2L));
        BigInteger order = BigInteger.valueOf(5L);
        int cofactor = 10;
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     * the same object)
     */
    public final void testGetCurve() {
        // Valid (see note below) parameters set
        EllipticCurve curve =
            new EllipticCurve(new ECFieldFp(BigInteger.valueOf(5L)),
                              BigInteger.ZERO,
                              BigInteger.valueOf(4L));
        ECPoint generator = new ECPoint(BigInteger.ZERO, BigInteger.valueOf(2L));
        BigInteger order = BigInteger.valueOf(5L);
        int cofactor = 10;
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     * the same object)
     */
    public final void testGetGenerator() {
        // Valid (see note below) parameters set
        EllipticCurve curve =
            new EllipticCurve(new ECFieldFp(BigInteger.valueOf(5L)),
                              BigInteger.ZERO,
                              BigInteger.valueOf(4L));
        ECPoint generator = new ECPoint(BigInteger.ZERO, BigInteger.valueOf(2L));
        BigInteger order = BigInteger.valueOf(5L);
        int cofactor = 10;
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   * The parameter specifications for the different named curves.
   */
  public final static Map<Integer, ECParameterSpec> NAMED_CURVE_PARAMETERS;
 
  private static void addParameterSpec(int namedCurveId, String p, String a, String b, String x, String y, String n, int h) {
    ECField field = new ECFieldFp(new BigInteger(p, 16));
    EllipticCurve curve = new EllipticCurve(field, new BigInteger(a, 16), new BigInteger(b, 16));
    ECPoint g = new ECPoint(new BigInteger(x, 16), new BigInteger(y, 16));
    ECParameterSpec params = new ECParameterSpec(curve, g, new BigInteger(n, 16), h);
    NAMED_CURVE_PARAMETERS.put(namedCurveId, params);
  }
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        ECCurve curve,
        byte[]  seed)
    {
        if (curve instanceof ECCurve.Fp)
        {
            return new EllipticCurve(new ECFieldFp(((ECCurve.Fp)curve).getQ()), curve.getA().toBigInteger(), curve.getB().toBigInteger(), seed);
        }
        else
        {
            ECCurve.F2m curveF2m = (ECCurve.F2m)curve;
            int ks[];
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        ECCurve curve,
        byte[]  seed)
    {
        if (curve instanceof ECCurve.Fp)
        {
            return new EllipticCurve(new ECFieldFp(((ECCurve.Fp)curve).getQ()), curve.getA().toBigInteger(), curve.getB().toBigInteger(), seed);
        }
        else
        {
            ECCurve.F2m curveF2m = (ECCurve.F2m)curve;
            int ks[];
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        throws Exception
    {
        KeyPairGenerator    g = KeyPairGenerator.getInstance(algorithm, "BC");

        EllipticCurve curve = new EllipticCurve(
                new ECFieldFp(new BigInteger("883423532389192164791648750360308885314476597252960362792450860609699839")), // q
                new BigInteger("7fffffffffffffffffffffff7fffffffffff8000000000007ffffffffffc", 16), // a
                new BigInteger("6b016c3bdcf18941d0d654921475ca71a9db2fb27d1d37796185c2942c0a", 16)); // b

        ECParameterSpec ecSpec = new ECParameterSpec(
                curve,
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Related Classes of java.security.spec.ECFieldFp

  • ch.ethz.inf.vs.scandium.dtls.ECDHServerKeyExchange
  • org.apache.harmony.security.tests.java.security.spec.ECFieldFpTest
  • org.apache.harmony.security.tests.java.security.spec.ECParameterSpec_ImplTest
  • org.apache.harmony.security.tests.java.security.spec.ECPrivateKeySpec_ImplTest
  • org.apache.harmony.security.tests.java.security.spec.ECPublicKeySpec_ImplTest
  • org.apache.harmony.security.tests.java.security.spec.EllipticCurve_ImplTest
  • org.apache.harmony.security.tests.java.security.spec.EllipticCurveTest
  • org.bouncycastle.jcajce.provider.asymmetric.util.EC5Util
  • org.bouncycastle.jce.provider.asymmetric.ec.EC5Util
  • org.bouncycastle.jce.provider.EC5Util
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