Examples of DSAPublicKeyParameters

Examples of org.bouncycastle.crypto.params.DSAPublicKeyParameters

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    this(Util.byteToBigInt(publicKey));
  }

  protected DSAVerify(BigInteger publicKey) throws NoSuchAlgorithmException {
    this.publicKey = publicKey;
    this.publicParams = new DSAPublicKeyParameters(this.publicKey, NigoriConstants.DSA_PARAMS);
    this.publicHash = Util.hashKey(getPublicKey());
    signer = new DSASigner();
  }
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Examples of org.bouncycastle.crypto.params.DSAPublicKeyParameters

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        // calculate the public key.
        //
        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.DSAPublicKeyParameters

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

            return new DSAPublicKeyParameters(k.getY(),
                new DSAParameters(k.getParams().getP(), k.getParams().getQ(), k.getParams().getG()));
        }

        throw new InvalidKeyException("can't identify DSA public key: " + key.getClass().getName());
    }
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Examples of org.bouncycastle.crypto.params.DSAPublicKeyParameters

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                engine.init(param);
                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.DSAPublicKeyParameters

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                return new RSAKeyParameters(false, rsaK.getModulus(), rsaK.getPublicExponent());
            case PublicKeyAlgorithmTags.DSA:
                DSAPublicBCPGKey dsaK = (DSAPublicBCPGKey)publicPk.getKey();

                return new DSAPublicKeyParameters(dsaK.getY(), new DSAParameters(dsaK.getP(), dsaK.getQ(), dsaK.getG()));
            case PublicKeyAlgorithmTags.ELGAMAL_ENCRYPT:
            case PublicKeyAlgorithmTags.ELGAMAL_GENERAL:
                ElGamalPublicBCPGKey elK = (ElGamalPublicBCPGKey)publicPk.getKey();

                return new ElGamalPublicKeyParameters(elK.getY(), new ElGamalParameters(elK.getP(), elK.getG()));
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Examples of org.bouncycastle.crypto.params.DSAPublicKeyParameters

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

            return new DSAPublicKeyParameters(derY.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.DSAPublicKeyParameters

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                engine.init(param);
                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.DSAPublicKeyParameters

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                engine.init(param);
                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.DSAPublicKeyParameters

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        // calculate the public key.
        //
        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.DSAPublicKeyParameters

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                 || algId.getObjectId().equals(OIWObjectIdentifiers.dsaWithSHA1))
        {
            DSAParameter    params = new DSAParameter((ASN1Sequence)keyInfo.getAlgorithmId().getParameters());
            DERInteger      derY = (DERInteger)keyInfo.getPublicKey();

            return new DSAPublicKeyParameters(derY.getValue(), new DSAParameters(params.getP(), params.getQ(), params.getG()));
        }
        else if (algId.getObjectId().equals(X9ObjectIdentifiers.id_ecPublicKey))
        {
            X962Parameters      params = new X962Parameters((DERObject)keyInfo.getAlgorithmId().getParameters());
            ECDomainParameters  dParams = null;
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