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Diffstat (limited to 'xmlsecurity/source/framework/decryptorimpl.cxx')
| -rw-r--r-- | xmlsecurity/source/framework/decryptorimpl.cxx | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/xmlsecurity/source/framework/decryptorimpl.cxx b/xmlsecurity/source/framework/decryptorimpl.cxx new file mode 100644 index 000000000..f2d863ecc --- /dev/null +++ b/xmlsecurity/source/framework/decryptorimpl.cxx @@ -0,0 +1,288 @@ +/************************************************************************* + * + * $RCSfile: decryptorimpl.cxx,v $ + * + * $Revision: 1.1.1.1 $ + * + * last change: $Author: mt $ $Date: 2004-07-12 13:15:22 $ + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (the "License"); You may not use this file + * except in compliance with the License. You may obtain a copy of the + * License at http://www.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: Sun Microsystems, Inc. + * + * Copyright: 2000 by Sun Microsystems, Inc. + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ + +#include "decryptorimpl.hxx" + +#ifndef _COM_SUN_STAR_XML_CRYPTO_XXMLENCRYPTIONTEMPLATE_HPP_ +#include <com/sun/star/xml/crypto/XXMLEncryptionTemplate.hpp> +#endif +#ifndef _COM_SUN_STAR_XML_WRAPPER_XXMLELEMENTWRAPPER_HPP_ +#include <com/sun/star/xml/wrapper/XXMLElementWrapper.hpp> +#endif +#ifndef _COM_SUN_STAR_XML_CRYPTO_SAX_DECRYPTIONRESULT_HPP_ +#include <com/sun/star/xml/crypto/sax/DecryptionResult.hpp> +#endif +#ifndef _COM_SUN_STAR_LANG_XMULTISERVICEFACTORY_HPP_ +#include <com/sun/star/lang/XMultiServiceFactory.hpp> +#endif + +namespace cssu = com::sun::star::uno; +namespace cssl = com::sun::star::lang; +namespace cssxc = com::sun::star::xml::crypto; +namespace cssxw = com::sun::star::xml::wrapper; + +#define SERVICE_NAME "com.sun.star.xml.crypto.sax.Decryptor" +#define IMPLEMENTATION_NAME "com.sun.star.xml.security.framework.DecryptorImpl" + +#define DECLARE_ASCII( SASCIIVALUE ) \ + rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SASCIIVALUE ) ) + +DecryptorImpl::DecryptorImpl( const cssu::Reference< cssl::XMultiServiceFactory >& rxMSF) +{ + mxMSF = rxMSF; +} + +DecryptorImpl::~DecryptorImpl() +{ +} + +bool DecryptorImpl::checkReady() const +/****** DecryptorImpl/checkReady ********************************************* + * + * NAME + * checkReady -- checks the conditions for the decryption. + * + * SYNOPSIS + * bReady = checkReady( ); + * + * FUNCTION + * checks whether all following conditions are satisfied: + * 1. the result listener is ready; + * 2. the EncryptionEngine is ready. + * + * INPUTS + * empty + * + * RESULT + * bReady - true if all conditions are satisfied, false otherwise + * + * HISTORY + * 05.01.2004 - implemented + * + * AUTHOR + * Michael Mi + * Email: michael.mi@sun.com + ******************************************************************************/ +{ + return (m_xResultListener.is() && EncryptionEngine::checkReady()); +} + +void DecryptorImpl::notifyResultListener() const + throw (cssu::Exception, cssu::RuntimeException) +/****** DecryptorImpl/notifyResultListener *********************************** + * + * NAME + * notifyResultListener -- notifies the listener about the decryption + * result. + * + * SYNOPSIS + * notifyResultListener( ); + * + * FUNCTION + * see NAME. + * + * INPUTS + * empty + * + * RESULT + * empty + * + * HISTORY + * 05.01.2004 - implemented + * + * AUTHOR + * Michael Mi + * Email: michael.mi@sun.com + ******************************************************************************/ +{ + cssu::Reference< cssxc::sax::XDecryptionResultListener > + xDecryptionResultListener ( m_xResultListener , cssu::UNO_QUERY ) ; + + xDecryptionResultListener->decrypted( + m_nSecurityId, + m_bOperationSucceed?(cssxc::sax::DecryptionResult_DECRYPTIONSUCCEED): + (cssxc::sax::DecryptionResult_DECRYPTIONFAIL)); +} + +void DecryptorImpl::startEngine( const cssu::Reference< + cssxc::XXMLEncryptionTemplate >& + xEncryptionTemplate) + throw (cssu::Exception, cssu::RuntimeException) +/****** DecryptorImpl/startEngine ******************************************** + * + * NAME + * startEngine -- decrypts the encryption. + * + * SYNOPSIS + * startEngine( xEncryptionTemplate ); + * + * FUNCTION + * decrypts the encryption element, then if succeeds, updates the link + * of old template element to the new encryption element in + * SAXEventKeeper. + * + * INPUTS + * xEncryptionTemplate - the encryption template to be decrypted. + * + * RESULT + * empty + * + * HISTORY + * 05.01.2004 - implemented + * + * AUTHOR + * Michael Mi + * Email: michael.mi@sun.com + ******************************************************************************/ +{ + cssu::Reference< cssxw::XXMLElementWrapper > xDecryptedElement; + try + { + xDecryptedElement = m_xXMLEncryption->decrypt(xEncryptionTemplate, m_xXMLSecurityContext); + } + catch( cssu::Exception& ) + { + xDecryptedElement = NULL; + } + + if (xDecryptedElement.is()) + { + m_xSAXEventKeeper->setElement(m_nIdOfTemplateEC, xDecryptedElement); + m_bOperationSucceed = true; + } +} + +/* XDecryptionResultBroadcaster */ +void SAL_CALL DecryptorImpl::addDecryptionResultListener( const cssu::Reference< cssxc::sax::XDecryptionResultListener >& listener ) + throw (cssu::Exception, cssu::RuntimeException) +{ + m_xResultListener = listener; + tryToPerform(); +} + +void SAL_CALL DecryptorImpl::removeDecryptionResultListener( const cssu::Reference< cssxc::sax::XDecryptionResultListener >& listener ) + throw (cssu::RuntimeException) +{ +} + +/* XInitialization */ +void SAL_CALL DecryptorImpl::initialize( const cssu::Sequence< cssu::Any >& aArguments ) + throw (cssu::Exception, cssu::RuntimeException) +{ + sal_Int32 nLength = aArguments.getLength(); + OSL_ASSERT(nLength == 5); + + rtl::OUString ouTempString; + + aArguments[0] >>= ouTempString; + m_nSecurityId = ouTempString.toInt32(); + aArguments[1] >>= m_xSAXEventKeeper; + aArguments[2] >>= ouTempString; + m_nIdOfTemplateEC = ouTempString.toInt32(); + aArguments[3] >>= m_xXMLSecurityContext; + aArguments[4] >>= m_xXMLEncryption; +} + +rtl::OUString DecryptorImpl_getImplementationName () + throw (cssu::RuntimeException) +{ + return rtl::OUString ( RTL_CONSTASCII_USTRINGPARAM ( IMPLEMENTATION_NAME ) ); +} + +sal_Bool SAL_CALL DecryptorImpl_supportsService( const rtl::OUString& ServiceName ) + throw (cssu::RuntimeException) +{ + return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME )); +} + +cssu::Sequence< rtl::OUString > SAL_CALL DecryptorImpl_getSupportedServiceNames( ) + throw (cssu::RuntimeException) +{ + cssu::Sequence < rtl::OUString > aRet(1); + rtl::OUString* pArray = aRet.getArray(); + pArray[0] = rtl::OUString ( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) ); + return aRet; +} +#undef SERVICE_NAME + +cssu::Reference< cssu::XInterface > SAL_CALL DecryptorImpl_createInstance( const cssu::Reference< cssl::XMultiServiceFactory >& rSMgr) + throw( cssu::Exception ) +{ + return (cppu::OWeakObject*) new DecryptorImpl(rSMgr); +} + +/* XServiceInfo */ +rtl::OUString SAL_CALL DecryptorImpl::getImplementationName( ) + throw (cssu::RuntimeException) +{ + return DecryptorImpl_getImplementationName(); +} +sal_Bool SAL_CALL DecryptorImpl::supportsService( const rtl::OUString& rServiceName ) + throw (cssu::RuntimeException) +{ + return DecryptorImpl_supportsService( rServiceName ); +} +cssu::Sequence< rtl::OUString > SAL_CALL DecryptorImpl::getSupportedServiceNames( ) + throw (cssu::RuntimeException) +{ + return DecryptorImpl_getSupportedServiceNames(); +} + |