Examples of DSAPrivateKeyParameters

Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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   * @throws NoSuchAlgorithmException
   */
  public DSASign(byte[] privateKey) throws NoSuchAlgorithmException {
    super(NigoriConstants.DSA_G.modPow(Util.byteToBigInt(privateKey), NigoriConstants.DSA_P));
    this.privateKey = Util.byteToBigInt(privateKey);
    this.privateParams = new DSAPrivateKeyParameters(this.privateKey, NigoriConstants.DSA_PARAMS);
  }
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Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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        //
        y = g.modPow(x, p);

        return new AsymmetricCipherKeyPair(
                new DSAPublicKeyParameters(y, dsaParams),
                new DSAPrivateKeyParameters(x, dsaParams));
    }
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Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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    {
        if (key instanceof DSAPrivateKey)
        {
            DSAPrivateKey    k = (DSAPrivateKey)key;

            return new DSAPrivateKeyParameters(k.getX(),
                new DSAParameters(k.getParams().getP(), k.getParams().getQ(), k.getParams().getG()));
        }
                       
        throw new InvalidKeyException("can't identify DSA private key.");
    }
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Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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                initialised = true;
            }

            AsymmetricCipherKeyPair   pair = engine.generateKeyPair();
            DSAPublicKeyParameters     pub = (DSAPublicKeyParameters)pair.getPublic();
            DSAPrivateKeyParameters priv = (DSAPrivateKeyParameters)pair.getPrivate();

            return new KeyPair(new JDKDSAPublicKey(pub),
                               new JDKDSAPrivateKey(priv));
        }
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Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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                return new RSAPrivateCrtKeyParameters(rsaPriv.getModulus(), rsaPub.getPublicExponent(), rsaPriv.getPrivateExponent(), rsaPriv.getPrimeP(), rsaPriv.getPrimeQ(), rsaPriv.getPrimeExponentP(), rsaPriv.getPrimeExponentQ(), rsaPriv.getCrtCoefficient());
            case PGPPublicKey.DSA:
                DSAPublicBCPGKey    dsaPub = (DSAPublicBCPGKey)pubPk.getKey();
                DSASecretBCPGKey dsaPriv = (DSASecretBCPGKey)privPk;

                return new DSAPrivateKeyParameters(dsaPriv.getX(), new DSAParameters(dsaPub.getP(), dsaPub.getQ(),  dsaPub.getG()));
            case PGPPublicKey.ELGAMAL_ENCRYPT:
            case PGPPublicKey.ELGAMAL_GENERAL:
                ElGamalPublicBCPGKey    elPub = (ElGamalPublicBCPGKey)pubPk.getKey();
                ElGamalSecretBCPGKey elPriv = (ElGamalSecretBCPGKey)privPk;
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Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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            {
                DSAParameter params = DSAParameter.getInstance(de.getDERObject());
                parameters = new DSAParameters(params.getP(), params.getQ(), params.getG());
            }

            return new DSAPrivateKeyParameters(derX.getValue(), parameters);
        }
        else if (algId.getObjectId().equals(X9ObjectIdentifiers.id_ecPublicKey))
        {
            X962Parameters      params = new X962Parameters((DERObject)keyInfo.getAlgorithmId().getParameters());
            ECDomainParameters  dParams = null;
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Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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                initialised = true;
            }

            AsymmetricCipherKeyPair   pair = engine.generateKeyPair();
            DSAPublicKeyParameters     pub = (DSAPublicKeyParameters)pair.getPublic();
            DSAPrivateKeyParameters priv = (DSAPrivateKeyParameters)pair.getPrivate();

            return new KeyPair(new JDKDSAPublicKey(pub),
                               new JDKDSAPrivateKey(priv));
        }
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Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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                initialised = true;
            }

            AsymmetricCipherKeyPair   pair = engine.generateKeyPair();
            DSAPublicKeyParameters     pub = (DSAPublicKeyParameters)pair.getPublic();
            DSAPrivateKeyParameters priv = (DSAPrivateKeyParameters)pair.getPrivate();

            return new KeyPair(new JDKDSAPublicKey(pub),
                               new JDKDSAPrivateKey(priv));
        }
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Examples of org.bouncycastle.crypto.params.DSAPrivateKeyParameters

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        //
        y = g.modPow(x, p);

        return new AsymmetricCipherKeyPair(
                new DSAPublicKeyParameters(y, dsaParams),
                new DSAPrivateKeyParameters(x, dsaParams));
    }
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Examples of org.bouncycastle2.crypto.params.DSAPrivateKeyParameters

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    {
        if (key instanceof DSAPrivateKey)
        {
            DSAPrivateKey    k = (DSAPrivateKey)key;

            return new DSAPrivateKeyParameters(k.getX(),
                new DSAParameters(k.getParams().getP(), k.getParams().getQ(), k.getParams().getG()));
        }
                       
        throw new InvalidKeyException("can't identify DSA private key.");
    }
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