Examples of GOST3410PublicKeyAlgParameters

Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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            for (int i = 0; i != y.length; i++)
            {
                y[i] = keyEnc[64 - 1 - i];
            }

            gostParams = new GOST3410PublicKeyAlgParameters((ASN1Sequence)info.getAlgorithmId().getParameters());

            ECNamedCurveParameterSpec spec = ECGOST3410NamedCurveTable.getParameterSpec(ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()));

            ECCurve curve = spec.getCurve();
            EllipticCurve ellipticCurve = EC5Util.convertCurve(curve, spec.getSeed());
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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            }
            else
            {
                if (ecSpec instanceof ECNamedCurveSpec)
                {
                    params = new GOST3410PublicKeyAlgParameters(
                                   ECGOST3410NamedCurves.getOID(((ECNamedCurveSpec)ecSpec).getName()),
                                   CryptoProObjectIdentifiers.gostR3411_94_CryptoProParamSet);
                }
                else
                {   // strictly speaking this may not be applicable...
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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            for (int i = 0; i != y.length; i++)
            {
                y[i] = keyEnc[64 - 1 - i];
            }

            gostParams = new GOST3410PublicKeyAlgParameters((ASN1Sequence)info.getAlgorithm().getParameters());

            ECNamedCurveParameterSpec spec = ECGOST3410NamedCurveTable.getParameterSpec(ECGOST3410NamedCurves.getName(gostParams.getPublicKeyParamSet()));

            ECCurve curve = spec.getCurve();
            EllipticCurve ellipticCurve = EC5Util.convertCurve(curve, spec.getSeed());
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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            }
            else
            {
                if (ecSpec instanceof ECNamedCurveSpec)
                {
                    params = new GOST3410PublicKeyAlgParameters(
                                   ECGOST3410NamedCurves.getOID(((ECNamedCurveSpec)ecSpec).getName()),
                                   CryptoProObjectIdentifiers.gostR3411_94_CryptoProParamSet);
                }
                else
                {   // strictly speaking this may not be applicable...
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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    }

    BCGOST3410PublicKey(
        SubjectPublicKeyInfo info)
    {
        GOST3410PublicKeyAlgParameters    params = new GOST3410PublicKeyAlgParameters((ASN1Sequence)info.getAlgorithmId().getParameters());
        DEROctetString                    derY;

        try
        {
            derY = (DEROctetString)info.parsePublicKey();
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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        {
            if (gost3410Spec instanceof GOST3410ParameterSpec)
            {
                if (gost3410Spec.getEncryptionParamSetOID() != null)
                {
                    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(CryptoProObjectIdentifiers.gostR3410_94, new GOST3410PublicKeyAlgParameters(new ASN1ObjectIdentifier(gost3410Spec.getPublicKeyParamSetOID()), new ASN1ObjectIdentifier(gost3410Spec.getDigestParamSetOID()), new ASN1ObjectIdentifier(gost3410Spec.getEncryptionParamSetOID()))), new DEROctetString(keyBytes));
                }
                else
                {
                    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(CryptoProObjectIdentifiers.gostR3410_94, new GOST3410PublicKeyAlgParameters(new ASN1ObjectIdentifier(gost3410Spec.getPublicKeyParamSetOID()), new ASN1ObjectIdentifier(gost3410Spec.getDigestParamSetOID()))), new DEROctetString(keyBytes));
                }
            }
            else
            {
                info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(CryptoProObjectIdentifiers.gostR3410_94), new DEROctetString(keyBytes));
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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    BCGOST3410PrivateKey(
        PrivateKeyInfo info)
        throws IOException
    {
        GOST3410PublicKeyAlgParameters    params = new GOST3410PublicKeyAlgParameters((ASN1Sequence)info.getAlgorithmId().getParameters());
        ASN1OctetString      derX = ASN1OctetString.getInstance(info.parsePrivateKey());
        byte[]              keyEnc = derX.getOctets();
        byte[]              keyBytes = new byte[keyEnc.length];
       
        for (int i = 0; i != keyEnc.length; i++)
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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        try
        {
            if (gost3410Spec instanceof GOST3410ParameterSpec)
            {
                info = new PrivateKeyInfo(new AlgorithmIdentifier(CryptoProObjectIdentifiers.gostR3410_94, new GOST3410PublicKeyAlgParameters(new ASN1ObjectIdentifier(gost3410Spec.getPublicKeyParamSetOID()), new ASN1ObjectIdentifier(gost3410Spec.getDigestParamSetOID()))), new DEROctetString(keyBytes));
            }
            else
            {
                info = new PrivateKeyInfo(new AlgorithmIdentifier(CryptoProObjectIdentifiers.gostR3410_94), new DEROctetString(keyBytes));
            }
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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     *                   base INTEGER, -- a}
     * </pre>
     */
    protected byte[] engineGetEncoded()
    {
        GOST3410PublicKeyAlgParameters gost3410P = new GOST3410PublicKeyAlgParameters(new ASN1ObjectIdentifier(currentSpec.getPublicKeyParamSetOID()), new ASN1ObjectIdentifier(currentSpec.getDigestParamSetOID()), new ASN1ObjectIdentifier(currentSpec.getEncryptionParamSetOID()));

        try
        {
            return gost3410P.getEncoded(ASN1Encoding.DER);
        }
        catch (IOException e)
        {
            throw new RuntimeException("Error encoding GOST3410Parameters");
        }
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Examples of org.bouncycastle.asn1.cryptopro.GOST3410PublicKeyAlgParameters

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        try
        {
            ASN1Sequence seq = (ASN1Sequence)ASN1Primitive.fromByteArray(params);

            this.currentSpec = GOST3410ParameterSpec.fromPublicKeyAlg(
                new GOST3410PublicKeyAlgParameters(seq));
        }
        catch (ClassCastException e)
        {
            throw new IOException("Not a valid GOST3410 Parameter encoding.");
        }
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