Package org.bouncycastle.crypto.generators

Examples of org.bouncycastle.crypto.generators.ElGamalParametersGenerator

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            throw new InvalidAlgorithmParameterException("No supported AlgorithmParameterSpec for ElGamal parameter generation.");
        }

        protected AlgorithmParameters engineGenerateParameters()
        {
            ElGamalParametersGenerator pGen = new ElGamalParametersGenerator();

      if ( random != null )
      {
        pGen.init(strength, 20, random);
      }
      else
      {
        pGen.init(strength, 20, new SecureRandom());
      }

            ElGamalParameters p = pGen.generateParameters();

            AlgorithmParameters params;

            try
            {
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        this.random = random;
    }

    protected AlgorithmParameters engineGenerateParameters()
    {
        ElGamalParametersGenerator pGen = new ElGamalParametersGenerator();

        if (random != null)
        {
            pGen.init(strength, 20, random);
        }
        else
        {
            pGen.init(strength, 20, new SecureRandom());
        }

        ElGamalParameters p = pGen.generateParameters();

        AlgorithmParameters params;

        try
        {
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            {
                param = new ElGamalKeyGenerationParameters(random, new ElGamalParameters(dhParams.getP(), dhParams.getG(), dhParams.getL()));
            }
            else
            {
                ElGamalParametersGenerator pGen = new ElGamalParametersGenerator();

                pGen.init(strength, certainty, random);
                param = new ElGamalKeyGenerationParameters(random, pGen.generateParameters());
            }

            engine.init(param);
            initialised = true;
        }
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        public KeyPair generateKeyPair()
        {
            if (!initialised)
            {
                ElGamalParametersGenerator   pGen = new ElGamalParametersGenerator();

                pGen.init(strength, certainty, random);
                param = new ElGamalKeyGenerationParameters(random, pGen.generateParameters());
                engine.init(param);
                initialised = true;
            }

            AsymmetricCipherKeyPair         pair = engine.generateKeyPair();
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            this.random = random;
        }

        protected AlgorithmParameters engineGenerateParameters()
        {
            ElGamalParametersGenerator pGen = new ElGamalParametersGenerator();

            if (random != null)
            {
                pGen.init(strength, 20, random);
            }
            else
            {
                pGen.init(strength, 20, new SecureRandom());
            }

            ElGamalParameters p = pGen.generateParameters();

            AlgorithmParameters params;

            try
            {
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     * this test is can take quiet a while
     */
    private TestResult testGeneration(
        int         size)
    {
        ElGamalParametersGenerator       pGen = new ElGamalParametersGenerator();

        pGen.init(size, 10, new SecureRandom());

        ElGamalParameters                elParams = pGen.generateParameters();

        ElGamalKeyGenerationParameters   params = new ElGamalKeyGenerationParameters(new SecureRandom(), elParams);

        ElGamalKeyPairGenerator          kpGen = new ElGamalKeyPairGenerator();

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        public KeyPair generateKeyPair()
        {
            if (!initialised)
            {
                ElGamalParametersGenerator   pGen = new ElGamalParametersGenerator();

                pGen.init(strength, certainty, random);
                param = new ElGamalKeyGenerationParameters(random, pGen.generateParameters());
                engine.init(param);
                initialised = true;
            }

            AsymmetricCipherKeyPair         pair = engine.generateKeyPair();
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            this.random = random;
        }

        protected AlgorithmParameters engineGenerateParameters()
        {
            ElGamalParametersGenerator pGen = new ElGamalParametersGenerator();

            if (random != null)
            {
                pGen.init(strength, 20, random);
            }
            else
            {
                pGen.init(strength, 20, new SecureRandom());
            }

            ElGamalParameters p = pGen.generateParameters();

            AlgorithmParameters params;

            try
            {
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        public KeyPair generateKeyPair()
        {
            if (!initialised)
            {
                ElGamalParametersGenerator   pGen = new ElGamalParametersGenerator();

                pGen.init(strength, certainty, random);
                param = new ElGamalKeyGenerationParameters(random, pGen.generateParameters());
                engine.init(param);
                initialised = true;
            }

            AsymmetricCipherKeyPair         pair = engine.generateKeyPair();
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        public KeyPair generateKeyPair()
        {
            if (!initialised)
            {
                ElGamalParametersGenerator   pGen = new ElGamalParametersGenerator();

                pGen.init(strength, certainty, random);
                param = new ElGamalKeyGenerationParameters(random, pGen.generateParameters());
                engine.init(param);
                initialised = true;
            }

            AsymmetricCipherKeyPair         pair = engine.generateKeyPair();
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Related Classes of org.bouncycastle.crypto.generators.ElGamalParametersGenerator

  • org.bouncycastle.crypto.params.ElGamalParameters
  • org.bouncycastle.crypto.test.ElGamalTest
  • org.bouncycastle.jcajce.provider.asymmetric.elgamal.AlgorithmParameterGeneratorSpi
  • org.bouncycastle.jcajce.provider.asymmetric.elgamal.KeyPairGeneratorSpi
  • org.bouncycastle.jce.provider.JDKAlgorithmParameterGenerator$ElGamal
  • org.bouncycastle.jce.provider.JDKKeyPairGenerator$ElGamal
  • java.math.BigInteger
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