Package org.bouncycastle.asn1.x509

Examples of org.bouncycastle.asn1.x509.RSAPublicKeyStructure

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    {
        byte[]  hash = new byte[digest.getDigestSize()];

        digest.doFinal(hash, 0);

        DigestInfo  digInfo;
        byte[]      sig;

        try
        {
            sig = cipher.processBlock(sigBytes, 0, sigBytes.length);
            digInfo = derDecode(sig);
        }
        catch (Exception e)
        {
            return false;
        }

        if (!digInfo.getAlgorithmId().equals(algId))
        {
            return false;
        }

        byte[]  sigHash = digInfo.getDigest();

        if (hash.length != sigHash.length)
        {
            return false;
        }
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        byte[]  hash)
        throws IOException
    {
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        DEROutputStream         dOut = new DEROutputStream(bOut);
        DigestInfo              dInfo = new DigestInfo(algId, hash);

        dOut.writeObject(dInfo);

        return bOut.toByteArray();
    }
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        throws IOException
    {
        ByteArrayInputStream    bIn = new ByteArrayInputStream(encoding);
        DERInputStream          dIn = new DERInputStream(bIn);

        return new DigestInfo((ASN1Sequence)dIn.readObject());
    }
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        this.usage = usage;
    }

    public DERObject getDERObject()
    {
        return new KeyUsage(usage);
    }
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    JCERSAPublicKey(
        SubjectPublicKeyInfo    info)
    {
        try
        {
            RSAPublicKeyStructure   pubKey = new RSAPublicKeyStructure((ASN1Sequence)info.getPublicKey());

            this.modulus = pubKey.getModulus();
            this.publicExponent = pubKey.getPublicExponent();
    }
        catch (IOException e)
        {
      throw new IllegalArgumentException("invalid info structure in RSA public key");
        }
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    public byte[] getEncoded()
    {
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        DEROutputStream         dOut = new DEROutputStream(bOut);
        SubjectPublicKeyInfo    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.rsaEncryption, new DERNull()), new RSAPublicKeyStructure(getModulus(), getPublicExponent()).getDERObject());

        try
        {
            dOut.writeObject(info);
            dOut.close();
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    JCERSAPublicKey(
        SubjectPublicKeyInfo    info)
    {
        try
        {
            RSAPublicKeyStructure   pubKey = new RSAPublicKeyStructure((ASN1Sequence)info.parsePublicKey());

            this.modulus = pubKey.getModulus();
            this.publicExponent = pubKey.getPublicExponent();
        }
        catch (IOException e)
        {
            throw new IllegalArgumentException("invalid info structure in RSA public key");
        }
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        return "X.509";
    }

    public byte[] getEncoded()
    {
        return KeyUtil.getEncodedSubjectPublicKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.rsaEncryption, DERNull.INSTANCE), new RSAPublicKeyStructure(getModulus(), getPublicExponent()));
    }
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        AlgorithmIdentifier     algId = keyInfo.getAlgorithmId();
       
        if (algId.getObjectId().equals(PKCSObjectIdentifiers.rsaEncryption)
            || algId.getObjectId().equals(X509ObjectIdentifiers.id_ea_rsa))
        {
            RSAPublicKeyStructure   pubKey = new RSAPublicKeyStructure((ASN1Sequence)keyInfo.getPublicKey());

            return new RSAKeyParameters(false, pubKey.getModulus(), pubKey.getPublicExponent());
        }
        else if (algId.getObjectId().equals(PKCSObjectIdentifiers.dhKeyAgreement)
                 || algId.getObjectId().equals(X9ObjectIdentifiers.dhpublicnumber))
        {
            DHParameter params = new DHParameter((ASN1Sequence)keyInfo.getAlgorithmId().getParameters());
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    JCERSAPublicKey(
        SubjectPublicKeyInfo    info)
    {
        try
        {
            RSAPublicKeyStructure   pubKey = new RSAPublicKeyStructure((ASN1Sequence)info.getPublicKey());

            this.modulus = pubKey.getModulus();
            this.publicExponent = pubKey.getPublicExponent();
        }
        catch (IOException e)
        {
            throw new IllegalArgumentException("invalid info structure in RSA public key");
        }
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Related Classes of org.bouncycastle.asn1.x509.RSAPublicKeyStructure

  • net.sf.libpdfsign.CRLDownloader
  • net.sf.libpdfsign.OCSPClient
  • org.apache.geronimo.crypto.CaUtils
  • org.apache.geronimo.crypto.jce.provider.JCERSAPublicKey
  • org.apache.geronimo.util.asn1.ASN1EncodableVector
  • org.apache.geronimo.util.asn1.DERInteger
  • org.apache.geronimo.util.asn1.DERSequence
  • org.apache.geronimo.util.CaUtils
  • org.apache.geronimo.util.jce.provider.JCERSAPublicKey
  • org.bouncycastle.asn1.ASN1Encodable
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