Package org.bouncycastle.asn1.pkcs

Examples of org.bouncycastle.asn1.pkcs.RSAPrivateKeyStructure

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    {
        AlgorithmIdentifier     algId = keyInfo.getAlgorithmId();
       
        if (algId.getObjectId().equals(PKCSObjectIdentifiers.rsaEncryption))
        {
            RSAPrivateKeyStructure  keyStructure = new RSAPrivateKeyStructure((ASN1Sequence)keyInfo.getPrivateKey());

            return new RSAPrivateCrtKeyParameters(
                                        keyStructure.getModulus(),
                                        keyStructure.getPublicExponent(),
                                        keyStructure.getPrivateExponent(),
                                        keyStructure.getPrime1(),
                                        keyStructure.getPrime2(),
                                        keyStructure.getExponent1(),
                                        keyStructure.getExponent2(),
                                        keyStructure.getCoefficient());
        }
        else if (algId.getObjectId().equals(PKCSObjectIdentifiers.dhKeyAgreement))
        {
            DHParameter     params = new DHParameter((ASN1Sequence)keyInfo.getAlgorithmId().getParameters());
            DERInteger      derX = (DERInteger)keyInfo.getPrivateKey();
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                    // in case it's just a RSAPrivateKey object...
                    //
                    try
                    {
                        return new JCERSAPrivateCrtKey(
                            new RSAPrivateKeyStructure(
                                (ASN1Sequence)new ASN1InputStream(((PKCS8EncodedKeySpec)keySpec).getEncoded()).readObject()));
                    }
                    catch (Exception ex)
                    {
                        throw new InvalidKeySpecException(ex.toString());
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                    // in case it's just a RSAPrivateKey object...
                    //
                    try
                    {
                        return new JCERSAPrivateCrtKey(
                            new RSAPrivateKeyStructure(
                                (ASN1Sequence)new ASN1InputStream(((PKCS8EncodedKeySpec)keySpec).getEncoded()).readObject()));
                    }
                    catch (Exception ex)
                    {
                        throw new InvalidKeySpecException(ex.toString());
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        {
            throw new SecurityException("Not a valid PKCS#7 signed-data object - wrong header " + content.getContentType().getId());
        }


        SignedData  data = SignedData.getInstance(content.getContent());

        certs = new ArrayList();

        if (data.getCertificates() != null)
        {
            Enumeration ec = ASN1Set.getInstance(data.getCertificates()).getObjects();

            while (ec.hasMoreElements())
            {
                certs.add(new X509CertificateObject(X509CertificateStructure.getInstance(ec.nextElement())));
            }
        }

        crls = new ArrayList();

        if (data.getCRLs() != null)
        {
            Enumeration ec = ASN1Set.getInstance(data.getCRLs()).getObjects();
            while (ec.hasMoreElements())
            {
                crls.add(new X509CRLObject(CertificateList.getInstance(ec.nextElement())));
            }
        }

        version = data.getVersion().getValue().intValue();

        //
        // Get the digest algorithm
        //
        digestalgos = new HashSet();
        Enumeration e = data.getDigestAlgorithms().getObjects();

        while (e.hasMoreElements())
        {
            ASN1Sequence s = (ASN1Sequence)e.nextElement();
            DERObjectIdentifier o = (DERObjectIdentifier)s.getObjectAt(0);
            digestalgos.add(o.getId());
        }

        //
        // Get the SignerInfo
        //
        ASN1Set signerinfos = data.getSignerInfos();
        if (signerinfos.size() != 1)
        {
            throw new SecurityException("This PKCS#7 object has multiple SignerInfos - only one is supported at this time");
        }
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        if (signerinfos.size() != 1)
        {
            throw new SecurityException("This PKCS#7 object has multiple SignerInfos - only one is supported at this time");
        }

        SignerInfo signerInfo = SignerInfo.getInstance(signerinfos.getObjectAt(0));

        signerversion = signerInfo.getVersion().getValue().intValue();

        IssuerAndSerialNumber isAnds = signerInfo.getIssuerAndSerialNumber();

        //
        // Get the signing certificate
        //
        BigInteger      serialNumber = isAnds.getCertificateSerialNumber().getValue();
        X509Principal   issuer = new X509Principal(isAnds.getName());

        for (Iterator i = certs.iterator();i.hasNext();)
        {
            X509Certificate cert = (X509Certificate)i.next();
            if (serialNumber.equals(cert.getSerialNumber())
                    && issuer.equals(cert.getIssuerDN()))
            {
                signCert = cert;
                break;
            }
        }

        if (signCert == null)
        {
            throw new SecurityException("Can't find signing certificate with serial "+serialNumber.toString(16));
        }

        digestAlgorithm = signerInfo.getDigestAlgorithm().getObjectId().getId();

        digest = signerInfo.getEncryptedDigest().getOctets();
        digestEncryptionAlgorithm = signerInfo.getDigestEncryptionAlgorithm().getObjectId().getId();

        sig = Signature.getInstance(getDigestAlgorithm(), provider);

        sig.initVerify(signCert.getPublicKey());
    }
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     * construct an RSA key from a private key info object.
     */
    JCERSAPrivateCrtKey(
        PrivateKeyInfo  info)
    {
        this(new RSAPrivateKeyStructure((ASN1Sequence)info.getPrivateKey()));
    }
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     *
     * @return a PKCS8 representation of the key.
     */
    public byte[] getEncoded()
    {
        PrivateKeyInfo          info = new PrivateKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.rsaEncryption, new DERNull()), new RSAPrivateKeyStructure(getModulus(), getPublicExponent(), getPrivateExponent(), getPrimeP(), getPrimeQ(), getPrimeExponentP(), getPrimeExponentQ(), getCrtCoefficient()).getDERObject());

        return info.getDEREncoded();
    }
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        return "PKCS#8";
    }

    public byte[] getEncoded()
    {
        PrivateKeyInfo info = new PrivateKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.rsaEncryption, new DERNull()), new RSAPrivateKeyStructure(getModulus(), ZERO, getPrivateExponent(), ZERO, ZERO, ZERO, ZERO, ZERO).getDERObject());

        return info.getDEREncoded();
    }
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                    // in case it's just a RSAPrivateKey object...
                    //
                    try
                    {
                        return new JCERSAPrivateCrtKey(
                            new RSAPrivateKeyStructure(
                                (ASN1Sequence) ASN1Object.fromByteArray(((PKCS8EncodedKeySpec)keySpec).getEncoded())));
                    }
                    catch (Exception ex)
                    {
                        throw new InvalidKeySpecException(ex.toString());
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        {
            type = "RSA PRIVATE KEY";

            RSAPrivateCrtKey k = (RSAPrivateCrtKey)obj;

            RSAPrivateKeyStructure keyStruct = new RSAPrivateKeyStructure(
                k.getModulus(),
                k.getPublicExponent(),
                k.getPrivateExponent(),
                k.getPrimeP(),
                k.getPrimeQ(),
                k.getPrimeExponentP(),
                k.getPrimeExponentQ(),
                k.getCrtCoefficient());

            // convert to bytearray
            keyData = keyStruct.getEncoded();
        }
        else if (obj instanceof DSAPrivateKey)
        {
            type = "DSA PRIVATE KEY";
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Related Classes of org.bouncycastle.asn1.pkcs.RSAPrivateKeyStructure

  • org.apache.geronimo.crypto.jce.provider.JCERSAPrivateCrtKey
  • org.apache.geronimo.util.asn1.ASN1EncodableVector
  • org.apache.geronimo.util.asn1.DERInteger
  • org.apache.geronimo.util.asn1.DERSequence
  • org.apache.geronimo.util.jce.provider.JCERSAPrivateCrtKey
  • org.apache.geronimo.util.jce.provider.JDKKeyFactory$RSA
  • org.bouncycastle.asn1.ASN1Encodable
  • org.bouncycastle.asn1.ASN1EncodableVector
  • org.bouncycastle.asn1.ASN1Integer
  • org.bouncycastle.asn1.ASN1SequenceParser
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