Package org.bouncycastle.crypto.generators

Examples of org.bouncycastle.crypto.generators.DHParametersGenerator

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            this.random = random;
        }

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

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

            DHParameters                p = pGen.generateParameters();

            AlgorithmParameters params;

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

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

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

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

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

            DHParameters                p = pGen.generateParameters();

            AlgorithmParameters params;

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

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

        DHParameters                dhParams = pGen.generateParameters();

        DHKeyGenerationParameters   params = new DHKeyGenerationParameters(new SecureRandom(), dhParams);

        DHBasicKeyPairGenerator     kpGen = new DHBasicKeyPairGenerator();

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

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

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

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

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

            DHParameters                p = pGen.generateParameters();

            AlgorithmParameters params;

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

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

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

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

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

        DHParameters p = pGen.generateParameters();

        AlgorithmParameters params;

        try
        {
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                            param = (DHKeyGenerationParameters)params.get(paramStrength);
                        }
                        else
                        {

                            DHParametersGenerator pGen = new DHParametersGenerator();

                            pGen.init(strength, certainty, random);

                            param = new DHKeyGenerationParameters(random, pGen.generateParameters());

                            params.put(paramStrength, param);
                        }
                    }
                }
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                {
                    param = (DHKeyGenerationParameters)params.get(paramStrength);
                }
                else
                {
                    DHParametersGenerator   pGen = new DHParametersGenerator();

                    pGen.init(strength, certainty, random);

                    param = new DHKeyGenerationParameters(random, pGen.generateParameters());

                    params.put(paramStrength, param);
                }

                engine.init(param);
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Related Classes of org.bouncycastle.crypto.generators.DHParametersGenerator

  • org.bouncycastle.crypto.params.DHParameters
  • org.bouncycastle.crypto.test.DHTest
  • org.bouncycastle.jcajce.provider.asymmetric.dh.AlgorithmParameterGeneratorSpi
  • org.bouncycastle.jcajce.provider.asymmetric.dh.KeyPairGeneratorSpi
  • org.bouncycastle.jce.provider.JDKAlgorithmParameterGenerator$DH
  • org.bouncycastle.jce.provider.JDKKeyPairGenerator$DH
  • java.math.BigInteger
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