Package org.bouncycastle.asn1.oiw

Examples of org.bouncycastle.asn1.oiw.ElGamalParameter


                v.add(new DERObjectIdentifier(ID_CONTENT_TYPE));
                v.add(new DERSet(new DERObjectIdentifier(ID_PKCS7_DATA)));
                attribute.add(new DERSequence(v));
                v = new ASN1EncodableVector();
                v.add(new DERObjectIdentifier(ID_SIGNING_TIME));
                v.add(new DERSet(new DERUTCTime(signingTime.getTime())));
                attribute.add(new DERSequence(v));
                v = new ASN1EncodableVector();
                v.add(new DERObjectIdentifier(ID_MESSAGE_DIGEST));
                v.add(new DERSet(new DEROctetString(secondDigest)));
                attribute.add(new DERSequence(v));
View Full Code Here


            v.add(new DERObjectIdentifier(ID_CONTENT_TYPE));
            v.add(new DERSet(new DERObjectIdentifier(ID_PKCS7_DATA)));
            attribute.add(new DERSequence(v));
            v = new ASN1EncodableVector();
            v.add(new DERObjectIdentifier(ID_SIGNING_TIME));
            v.add(new DERSet(new DERUTCTime(signingTime.getTime())));
            attribute.add(new DERSequence(v));
            v = new ASN1EncodableVector();
            v.add(new DERObjectIdentifier(ID_MESSAGE_DIGEST));
            v.add(new DERSet(new DEROctetString(secondDigest)));
            attribute.add(new DERSequence(v));
View Full Code Here

   
    JCEElGamalPrivateKey(
        PrivateKeyInfo  info)
        throws IOException
    {
        ElGamalParameter     params = new ElGamalParameter((ASN1Sequence)info.getAlgorithmId().getParameters());
        DERInteger      derX = ASN1Integer.getInstance(info.parsePrivateKey());

        this.x = derX.getValue();
        this.elSpec = new ElGamalParameterSpec(params.getP(), params.getG());
    }
View Full Code Here

     *
     * @return a PKCS8 representation of the key.
     */
    public byte[] getEncoded()
    {
        return KeyUtil.getEncodedPrivateKeyInfo(new AlgorithmIdentifier(OIWObjectIdentifiers.elGamalAlgorithm, new ElGamalParameter(elSpec.getP(), elSpec.getG())), new DERInteger(getX()));
    }
View Full Code Here

    }

    JCEElGamalPublicKey(
        SubjectPublicKeyInfo    info)
    {
        ElGamalParameter        params = new ElGamalParameter((ASN1Sequence)info.getAlgorithmId().getParameters());
        DERInteger              derY = null;

        try
        {
            derY = (DERInteger)info.parsePublicKey();
        }
        catch (IOException e)
        {
            throw new IllegalArgumentException("invalid info structure in DSA public key");
        }

        this.y = derY.getValue();
        this.elSpec = new ElGamalParameterSpec(params.getP(), params.getG());
    }
View Full Code Here

        return "X.509";
    }

    public byte[] getEncoded()
    {
        return KeyUtil.getEncodedSubjectPublicKeyInfo(new AlgorithmIdentifier(OIWObjectIdentifiers.elGamalAlgorithm, new ElGamalParameter(elSpec.getP(), elSpec.getG())), new DERInteger(y));
    }
View Full Code Here

   
    BCElGamalPrivateKey(
        PrivateKeyInfo info)
        throws IOException
    {
        ElGamalParameter     params = new ElGamalParameter((ASN1Sequence)info.getAlgorithmId().getParameters());
        DERInteger      derX = ASN1Integer.getInstance(info.parsePrivateKey());

        this.x = derX.getValue();
        this.elSpec = new ElGamalParameterSpec(params.getP(), params.getG());
    }
View Full Code Here

     */
    public byte[] getEncoded()
    {
        try
        {
            PrivateKeyInfo          info = new PrivateKeyInfo(new AlgorithmIdentifier(OIWObjectIdentifiers.elGamalAlgorithm, new ElGamalParameter(elSpec.getP(), elSpec.getG())), new DERInteger(getX()));

            return info.getEncoded(ASN1Encoding.DER);
        }
        catch (IOException e)
        {
View Full Code Here

     *                   base INTEGER, -- g}
     * </pre>
     */
    protected byte[] engineGetEncoded()
    {
        ElGamalParameter elP = new ElGamalParameter(currentSpec.getP(), currentSpec.getG());

        try
        {
            return elP.getEncoded(ASN1Encoding.DER);
        }
        catch (IOException e)
        {
            throw new RuntimeException("Error encoding ElGamalParameters");
        }
View Full Code Here

        byte[] params)
        throws IOException
    {
        try
        {
            ElGamalParameter elP = new ElGamalParameter((ASN1Sequence)ASN1Primitive.fromByteArray(params));

            currentSpec = new ElGamalParameterSpec(elP.getP(), elP.getG());
        }
        catch (ClassCastException e)
        {
            throw new IOException("Not a valid ElGamal Parameter encoding.");
        }
View Full Code Here

TOP

Related Classes of org.bouncycastle.asn1.oiw.ElGamalParameter

Copyright © 2018 www.massapicom. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.