Examples of DHPrivateKey

Examples of javax.crypto.interfaces.DHPrivateKey

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        if (!(key instanceof DHPrivateKey))
        {
            throw new InvalidKeyException("DHKeyAgreement requires DHPrivateKey");
        }

        DHPrivateKey    privKey = (DHPrivateKey)key;

        this.random = random;
        this.p = privKey.getParams().getP();
        this.g = privKey.getParams().getG();
        this.x = this.result = privKey.getX();
    }
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Examples of javax.crypto.interfaces.DHPrivateKey

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    {
        if (!(key instanceof DHPrivateKey))
        {
            throw new InvalidKeyException("DHKeyAgreement requires DHPrivateKey for initialisation");
        }
        DHPrivateKey    privKey = (DHPrivateKey)key;

        this.random = random;

        if (params != null)
        {
            if (!(params instanceof DHParameterSpec))
            {
                throw new InvalidAlgorithmParameterException("DHKeyAgreement only accepts DHParameterSpec");
            }
            DHParameterSpec p = (DHParameterSpec)params;

            this.p = p.getP();
            this.g = p.getG();
        }
        else
        {
            this.p = privKey.getParams().getP();
            this.g = privKey.getParams().getG();
        }

        this.x = this.result = privKey.getX();
    }
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Examples of javax.crypto.interfaces.DHPrivateKey

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        PrivateKey    key)
        throws InvalidKeyException
    {
        if (key instanceof DHPrivateKey)
        {
            DHPrivateKey    k = (DHPrivateKey)key;

            return new DHPrivateKeyParameters(k.getX(),
                new DHParameters(k.getParams().getP(), k.getParams().getG(), null, k.getParams().getL()));
        }
                       
        throw new InvalidKeyException("can't identify DH private key.");
    }
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Examples of javax.crypto.interfaces.DHPrivateKey

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            return new ElGamalPrivateKeyParameters(k.getX(),
                new ElGamalParameters(k.getParameters().getP(), k.getParameters().getG()));
        }
        else if (key instanceof DHPrivateKey)
        {
            DHPrivateKey    k = (DHPrivateKey)key;

            return new ElGamalPrivateKeyParameters(k.getX(),
                new ElGamalParameters(k.getParams().getP(), k.getParams().getG()));
        }
                       
        throw new InvalidKeyException("can't identify private key for El Gamal.");
    }
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Examples of javax.crypto.interfaces.DHPrivateKey

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    {
        if (!(key instanceof DHPrivateKey))
        {
            throw new InvalidKeyException("DHKeyAgreement requires DHPrivateKey for initialisation");
        }
        DHPrivateKey    privKey = (DHPrivateKey)key;

        this.random = random;

        if (params != null)
        {
            if (!(params instanceof DHParameterSpec))
            {
                throw new InvalidAlgorithmParameterException("DHKeyAgreement only accepts DHParameterSpec");
            }
            DHParameterSpec p = (DHParameterSpec)params;

            this.p = p.getP();
            this.g = p.getG();
        }
        else
        {
            this.p = privKey.getParams().getP();
            this.g = privKey.getParams().getG();
        }

        this.x = this.result = privKey.getX();
    }
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Examples of javax.crypto.interfaces.DHPrivateKey

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        if (!(key instanceof DHPrivateKey))
        {
            throw new InvalidKeyException("DHKeyAgreement requires DHPrivateKey");
        }

        DHPrivateKey    privKey = (DHPrivateKey)key;

        this.random = random;
        this.p = privKey.getParams().getP();
        this.g = privKey.getParams().getG();
        this.x = this.result = privKey.getX();
    }
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Examples of javax.crypto.interfaces.DHPrivateKey

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        //
        // private key encoding test
        //
        byte[]              privEnc = keyPair.getPrivate().getEncoded();
        PKCS8EncodedKeySpec privPKCS8 = new PKCS8EncodedKeySpec(privEnc);
        DHPrivateKey        privKey = (DHPrivateKey)keyFac.generatePrivate(privPKCS8);

        spec = privKey.getParams();

        if (!spec.getG().equals(elParams.getG()) || !spec.getP().equals(elParams.getP()))
        {
            fail(size + " bit private key encoding/decoding test failed on parameters");
        }

        if (!((DHPrivateKey)keyPair.getPrivate()).getX().equals(privKey.getX()))
        {
            fail(size + " bit private key encoding/decoding test failed on y value");
        }

        //
        // private key serialisation test
        //
        bOut = new ByteArrayOutputStream();
        oOut = new ObjectOutputStream(bOut);

        oOut.writeObject(keyPair.getPrivate());

        bIn = new ByteArrayInputStream(bOut.toByteArray());
        oIn = new ObjectInputStream(bIn);

        privKey = (DHPrivateKey)oIn.readObject();
        spec = privKey.getParams();

        if (!spec.getG().equals(elParams.getG()) || !spec.getP().equals(elParams.getP()))
        {
            fail(size + " bit private key serialisation test failed on parameters");
        }

        if (!((DHPrivateKey)keyPair.getPrivate()).getX().equals(privKey.getX()))
        {
            fail(size + " bit private key serialisation test failed on y value");
        }
    }
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Examples of javax.crypto.interfaces.DHPrivateKey

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            //
            // private key encoding test
            //
            byte[]              privEnc = aKeyPair.getPrivate().getEncoded();
            PKCS8EncodedKeySpec privPKCS8 = new PKCS8EncodedKeySpec(privEnc);
            DHPrivateKey        privKey = (DHPrivateKey)keyFac.generatePrivate(privPKCS8);

            spec = privKey.getParams();

            if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
            {
                return new SimpleTestResult(false, size + " bit private key encoding/decoding test failed on parameters");
            }

            if (!((DHPrivateKey)aKeyPair.getPrivate()).getX().equals(privKey.getX()))
            {
                return new SimpleTestResult(false, size + " bit private key encoding/decoding test failed on y value");
            }

            //
            // private key serialisation test
            //
            bOut = new ByteArrayOutputStream();
            oOut = new ObjectOutputStream(bOut);

            oOut.writeObject(aKeyPair.getPrivate());

            bIn = new ByteArrayInputStream(bOut.toByteArray());
            oIn = new ObjectInputStream(bIn);

            privKey = (DHPrivateKey)oIn.readObject();
            spec = privKey.getParams();

            if (!spec.getG().equals(dhParams.getG()) || !spec.getP().equals(dhParams.getP()))
            {
                return new SimpleTestResult(false, size + " bit private key serialisation test failed on parameters");
            }

            if (!((DHPrivateKey)aKeyPair.getPrivate()).getX().equals(privKey.getX()))
            {
                return new SimpleTestResult(false, size + " bit private key serialisation test failed on y value");
            }

            //
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Examples of javax.crypto.interfaces.DHPrivateKey

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                            k.getPrimeExponentP(), k.getPrimeExponentQ(),
                            k.getCrtCoefficient());
       }
       else if (spec.isAssignableFrom(DHPrivateKeySpec.class) && key instanceof DHPrivateKey)
       {
           DHPrivateKey k = (DHPrivateKey)key;

           return new DHPrivateKeySpec(k.getX(), k.getParams().getP(), k.getParams().getG());
       }
       else if (spec.isAssignableFrom(DHPublicKeySpec.class) && key instanceof DHPublicKey)
       {
           DHPublicKey k = (DHPublicKey)key;

           return new DHPublicKeySpec(k.getY(), k.getParams().getP(), k.getParams().getG());
       }

        throw new RuntimeException("not implemented yet " + key + " " + spec);
    }
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Examples of javax.crypto.interfaces.DHPrivateKey

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    {
        IESKey   ieKey = (IESKey)key;

        if (ieKey.getPrivate() instanceof DHPrivateKey)
        {
            DHPrivateKey   k = (DHPrivateKey)ieKey.getPrivate();

            return k.getX().bitLength();
        }
        else if (ieKey.getPrivate() instanceof ECPrivateKey)
        {
            ECPrivateKey   k = (ECPrivateKey)ieKey.getPrivate();

            return k.getD().bitLength();
        }

        throw new IllegalArgumentException("not an IE key!");
    }
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