Package com.sun.org.apache.xml.internal.security.encryption

Examples of com.sun.org.apache.xml.internal.security.encryption.XMLCipher$Factory$AgreementMethodImpl

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     private Element encryptToken(final Element assertion,  final X509Certificate serCert, final String appliesTo, final String encryptionAlgorithm, final String keyWrapAlgorithm) throws WSTrustException{
        Element encDataEle = null;
        // Create the encryption key
        try{
            final XMLCipher cipher;
            if(encryptionAlgorithm != null){
                cipher = XMLCipher.getInstance(encryptionAlgorithm);
            }else{
                cipher = XMLCipher.getInstance(XMLCipher.AES_256);
            }
            final int keysizeInBytes = 32;
            final byte[] skey = WSTrustUtil.generateRandomSecret(keysizeInBytes);
            cipher.init(XMLCipher.ENCRYPT_MODE, new SecretKeySpec(skey, "AES"));
               
            // Encrypt the assertion and return the Encrypteddata
            final Document owner = assertion.getOwnerDocument();
            final EncryptedData encData = cipher.encryptData(owner, assertion);
            final String id = "uuid-" + UUID.randomUUID().toString();
            encData.setId(id);
               
            final KeyInfo encKeyInfo = new KeyInfo(owner);
            final EncryptedKey encKey = WSTrustUtil.encryptKey(owner, skey, serCert, keyWrapAlgorithm);
            encKeyInfo.add(encKey);
            encData.setKeyInfo(encKeyInfo);
           
            encDataEle = cipher.martial(encData);
         } catch (XMLEncryptionException ex) {
            log.log(Level.SEVERE,
                            LogStringsMessages.WST_0044_ERROR_ENCRYPT_ISSUED_TOKEN(appliesTo), ex);
            throw new WSTrustException( LogStringsMessages.WST_0040_ERROR_ENCRYPT_PROOFKEY(appliesTo), ex);
        } catch (Exception ex) {
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            log.log(Level.SEVERE, "WSS1222.unsupported.KeyBinding.EncryptionPolicy");
            throw new XWSSecurityException("Unsupported Key Binding for EncryptionPolicy");
        }
       
       
        XMLCipher _keyEncryptor = null;
        XMLCipher _dataEncryptor = null;
        Cipher _attachmentEncryptor = null;
        Cipher _dataCipher = null;
        try {
            // lazy n static instantiation can happen
            //TODO :: Algorithms -- Venu
            if(log.isLoggable(Level.FINEST)){
                log.log(Level.FINEST, "KeyEncryption algorithm is "+keyEncAlgo);
            }
           
            if (_x509Cert != null) {
                //prepare for keytransport
                _keyEncryptor = XMLCipher.getInstance(keyEncAlgo);
                _keyEncryptor.init(XMLCipher.WRAP_MODE, _x509Cert.getPublicKey());
            } else if (samlkey != null) {
                //prepare for keytransport
                _keyEncryptor = XMLCipher.getInstance(keyEncAlgo);
                _keyEncryptor.init(XMLCipher.WRAP_MODE, samlkey);
            }else if( keyEncSK != null){
                //prepare for keywrap
                _keyEncryptor = XMLCipher.getInstance(keyEncAlgo);
                _keyEncryptor.init(XMLCipher.WRAP_MODE, keyEncSK);
            }
           
            if(log.isLoggable(Level.FINEST)){
                log.log(Level.FINEST, "Data encryption algorithm is "+dataEncAlgo);
            }
           
            String dataAlgorithm =  JCEMapper.translateURItoJCEID(dataEncAlgo);
            _dataCipher = Cipher.getInstance(dataAlgorithm);
            _dataEncryptor = XMLCipher.getInstance(dataEncAlgo,_dataCipher);
            _dataCipher.init(XMLCipher.ENCRYPT_MODE, _symmetricKey);
            _dataEncryptor.init(XMLCipher.ENCRYPT_MODE, _symmetricKey);
           
        } catch (Exception xee) {
            log.log(Level.SEVERE, "WSS1205.unableto.initialize.xml.cipher",xee);
            throw new XWSSecurityException(
                    "Unable to initialize XML Cipher", xee);
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                    throw new XWSSecurityException("Violation of BSP5621.  KeyEncryption algorithm" +
                            "MUST be one of #rsa-1_5,#rsa-oaep-mgf1p,#kw-tripledes,#kw-aes256,#kw-aes128");
                }
            }
           
            XMLCipher xmlCipher = XMLCipher.getInstance(encryptionAlgorithm);
            EncryptedKey encryptedKey = xmlCipher.loadEncryptedKey(xencEncryptedKey);
           
            KeyInfoHeaderBlock keyInfo =  new KeyInfoHeaderBlock(encryptedKey.getKeyInfo());
            SOAPElement refListSoapElement = null;
            String commonDataEncAlgo = null;
           
            refListSoapElement =   (SOAPElement) xencEncryptedKey.getChildElements(
                    SOAPFactory.newInstance().createName(MessageConstants.XENC_REFERENCE_LIST_LNAME,
                    MessageConstants.XENC_PREFIX, MessageConstants.XENC_NS)).next();
            commonDataEncAlgo = getDataEncryptionAlgorithm(refListSoapElement,context.getSecurableSoapMessage());
            //TODO :: Move this away into Policy.
            if (isBSP) {
                if (! (MessageConstants.TRIPLE_DES_BLOCK_ENCRYPTION.equalsIgnoreCase(commonDataEncAlgo)
                || MessageConstants.AES_BLOCK_ENCRYPTION_128.equalsIgnoreCase(commonDataEncAlgo)
                || MessageConstants.AES_BLOCK_ENCRYPTION_256.equalsIgnoreCase(commonDataEncAlgo))) {
                    log.log(Level.SEVERE, "WSS1228.DataEncryptionAlg.Violation");
                    throw new XWSSecurityException("Violation of BSP5620 for DataEncryption Algo permitted values");
                }
            }
           
            Key key =  KeyResolver.getKey(keyInfo, false, context);
            xmlCipher.init(XMLCipher.UNWRAP_MODE, key);
            if(infPolicy != null){
                WSSPolicy keyBinding = (WSSPolicy)infPolicy.getKeyBinding();
               
                if(PolicyTypeUtil.x509CertificateBinding(keyBinding)){
                    ((AuthenticationTokenPolicy.X509CertificateBinding)keyBinding).setKeyAlgorithm(encryptionAlgorithm);
                }else if(PolicyTypeUtil.samlTokenPolicy(keyBinding)){
                    ((AuthenticationTokenPolicy.SAMLAssertionBinding)keyBinding).setKeyAlgorithm(encryptionAlgorithm);
                }
            }
            XMLCipher dataCipher = null;
            SecretKey symmetricKey;
           
            try {
                symmetricKey = (SecretKey) xmlCipher.decryptKey(encryptedKey,commonDataEncAlgo);
                dataCipher =  initXMLCipher(symmetricKey, commonDataEncAlgo);
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    }
   
    private static XMLCipher initXMLCipher(Key key,String algorithm)
    throws XWSSecurityException {
       
        XMLCipher xmlCipher;
        try {
            xmlCipher = XMLCipher.getInstance(algorithm);
            xmlCipher.init(XMLCipher.DECRYPT_MODE, key);
        } catch (XMLEncryptionException xee) {
           
            log.log(
                    Level.SEVERE,
                    "WSS1203.unableto.decrypt.message",
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