Package org.apache.geronimo.crypto.asn1.pkcs

Examples of org.apache.geronimo.crypto.asn1.pkcs.DHParameter

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     */
    public static Map processSPKAC(String spkac) throws IOException, NoSuchAlgorithmException, InvalidKeyException, SignatureException, Exception {
        Map map = new HashMap();
        byte[]data = Base64.decode(spkac);
        ASN1InputStream ais = new ASN1InputStream(new ByteArrayInputStream(data));
        DERSequence spkacSeq = (DERSequence)ais.readObject();

        // SPKAC = SEQ {PKAC, SIGN-ALG, SIGN}
        // Get PKAC and obtain PK and C
        DERSequence pkacSeq = (DERSequence)spkacSeq.getObjectAt(0);
        DERObject pk = (DERObject)pkacSeq.getObjectAt(0);
        DERObject ch = (DERObject)pkacSeq.getObjectAt(1);
        SubjectPublicKeyInfo pkInfo = new SubjectPublicKeyInfo((DERSequence)pk);
        PublicKey pubKey =  getPublicKeyObject(pkInfo);

        // Get SIGN-ALG
        DERSequence signAlg = (DERSequence) spkacSeq.getObjectAt(1);
        DERObject alg0 = (DERObject)signAlg.getObjectAt(0);

        // Get SIGN
        DERBitString sign = (DERBitString) spkacSeq.getObjectAt(2);
        byte[] signature = sign.getBytes();
       
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        PKCS10CertificationRequest pkcs10certreq = new PKCS10CertificationRequest(data);
        if(!pkcs10certreq.verify()) {
            throw new Exception("CSR verification failed.");
        }
        CertificationRequestInfo certReqInfo = pkcs10certreq.getCertificationRequestInfo();
        Map map = new HashMap();
        map.put(CERT_REQ_SUBJECT, certReqInfo.getSubject());
        map.put(CERT_REQ_PUBLICKEY, certReqInfo.getSubjectPublicKeyInfo());
        map.put(CERT_REQ_PUBLICKEY_OBJ, getPublicKeyObject(certReqInfo.getSubjectPublicKeyInfo()));
        map.put(CERT_REQ_VERSION, certReqInfo.getVersion());
        return map;
    }
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        PKCS10CertificationRequest pkcs10certreq = new PKCS10CertificationRequest(data);
        if(!pkcs10certreq.verify()) {
            throw new Exception("CSR verification failed.");
        }
        CertificationRequestInfo certReqInfo = pkcs10certreq.getCertificationRequestInfo();
        Map map = new HashMap();
        map.put(CERT_REQ_SUBJECT, certReqInfo.getSubject());
        map.put(CERT_REQ_PUBLICKEY, certReqInfo.getSubjectPublicKeyInfo());
        map.put(CERT_REQ_PUBLICKEY_OBJ, getPublicKeyObject(certReqInfo.getSubjectPublicKeyInfo()));
        map.put(CERT_REQ_VERSION, certReqInfo.getVersion());
        return map;
    }
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        PKCS10CertificationRequest pkcs10certreq = new PKCS10CertificationRequest(data);
        if(!pkcs10certreq.verify()) {
            throw new Exception("CSR verification failed.");
        }
        CertificationRequestInfo certReqInfo = pkcs10certreq.getCertificationRequestInfo();
        Map map = new HashMap();
        map.put(CERT_REQ_SUBJECT, certReqInfo.getSubject());
        map.put(CERT_REQ_PUBLICKEY, certReqInfo.getSubjectPublicKeyInfo());
        map.put(CERT_REQ_PUBLICKEY_OBJ, getPublicKeyObject(certReqInfo.getSubjectPublicKeyInfo()));
        map.put(CERT_REQ_VERSION, certReqInfo.getVersion());
        return map;
    }
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    }

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

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

        this.y = derY.getValue();
        if (params.getL() != null)
        {
            this.dhSpec = new DHParameterSpec(params.getP(), params.getG(), params.getL().intValue());
        }
        else
        {
            this.dhSpec = new DHParameterSpec(params.getP(), params.getG());
        }
    }
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    public byte[] getEncoded()
    {
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        DEROutputStream         dOut = new DEROutputStream(bOut);
        SubjectPublicKeyInfo    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.dhpublicnumber, new DHParameter(dhSpec.getP(), dhSpec.getG(), dhSpec.getL()).getDERObject()), new DERInteger(y));

        try
        {
            dOut.writeObject(info);
            dOut.close();
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    }

    JCEDHPrivateKey(
        PrivateKeyInfo  info)
    {
        DHParameter     params = new DHParameter((ASN1Sequence)info.getAlgorithmId().getParameters());
        DERInteger      derX = (DERInteger)info.getPrivateKey();

        this.x = derX.getValue();
        if (params.getL() != null)
        {
            this.dhSpec = new DHParameterSpec(params.getP(), params.getG(), params.getL().intValue());
        }
        else
        {
            this.dhSpec = new DHParameterSpec(params.getP(), params.getG());
        }
    }
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     */
    public byte[] getEncoded()
    {
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        DEROutputStream         dOut = new DEROutputStream(bOut);
        PrivateKeyInfo          info = new PrivateKeyInfo(new AlgorithmIdentifier(PKCSObjectIdentifiers.dhKeyAgreement, new DHParameter(dhSpec.getP(), dhSpec.getG(), dhSpec.getL()).getDERObject()), new DERInteger(getX()));

        try
        {
            dOut.writeObject(info);
            dOut.close();
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    }

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

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

        this.y = derY.getValue();
        if (params.getL() != null)
        {
            this.dhSpec = new DHParameterSpec(params.getP(), params.getG(), params.getL().intValue());
        }
        else
        {
            this.dhSpec = new DHParameterSpec(params.getP(), params.getG());
        }
    }
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    public byte[] getEncoded()
    {
        ByteArrayOutputStream   bOut = new ByteArrayOutputStream();
        DEROutputStream         dOut = new DEROutputStream(bOut);
        SubjectPublicKeyInfo    info = new SubjectPublicKeyInfo(new AlgorithmIdentifier(X9ObjectIdentifiers.dhpublicnumber, new DHParameter(dhSpec.getP(), dhSpec.getG(), dhSpec.getL()).getDERObject()), new DERInteger(y));

        try
        {
            dOut.writeObject(info);
            dOut.close();
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Related Classes of org.apache.geronimo.crypto.asn1.pkcs.DHParameter

  • org.apache.geronimo.console.core.keystore.KeyStoreGBean
  • org.apache.geronimo.corba.util.Util
  • org.apache.geronimo.crypto.asn1.ASN1EncodableVector
  • org.apache.geronimo.crypto.asn1.ASN1InputStream
  • org.apache.geronimo.crypto.asn1.ASN1Sequence
  • org.apache.geronimo.crypto.asn1.DERInteger
  • org.apache.geronimo.crypto.asn1.DERObjectIdentifier
  • org.apache.geronimo.crypto.asn1.DERSequence
  • org.apache.geronimo.crypto.asn1.DERTaggedObject
  • org.apache.geronimo.crypto.asn1.pkcs.CertificationRequest
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