328 lines
9.9 KiB
C++
328 lines
9.9 KiB
C++
/*************************************************************************
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*
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* $RCSfile: encryptorimpl.cxx,v $
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*
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* $Revision: 1.1.1.1 $
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*
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* last change: $Author: mt $ $Date: 2004-07-12 13:15:22 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#include "encryptorimpl.hxx"
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#ifndef _COM_SUN_STAR_XML_CRYPTO_XXMLENCRYPTIONTEMPLATE_HPP_
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#include <com/sun/star/xml/crypto/XXMLEncryptionTemplate.hpp>
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#endif
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#ifndef _COM_SUN_STAR_XML_WRAPPER_XXMLELEMENTWRAPPER_HPP_
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#include <com/sun/star/xml/wrapper/XXMLElementWrapper.hpp>
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#endif
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#ifndef _COM_SUN_STAR_XML_CRYPTO_SAX_ENCRYPTIONRESULT_HPP_
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#include <com/sun/star/xml/crypto/sax/EncryptionResult.hpp>
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#endif
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#ifndef _COM_SUN_STAR_LANG_XMULTISERVICEFACTORY_HPP_
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#include <com/sun/star/lang/XMultiServiceFactory.hpp>
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#endif
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namespace cssu = com::sun::star::uno;
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namespace cssl = com::sun::star::lang;
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namespace cssxc = com::sun::star::xml::crypto;
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namespace cssxw = com::sun::star::xml::wrapper;
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#define SERVICE_NAME "com.sun.star.xml.crypto.sax.Encryptor"
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#define IMPLEMENTATION_NAME "com.sun.star.xml.security.framework.EncryptorImpl"
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#define DECLARE_ASCII( SASCIIVALUE ) \
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rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( SASCIIVALUE ) )
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EncryptorImpl::EncryptorImpl( const cssu::Reference< cssl::XMultiServiceFactory >& rxMSF)
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{
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m_nReferenceId = -1;
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mxMSF = rxMSF;
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}
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EncryptorImpl::~EncryptorImpl()
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{
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}
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bool EncryptorImpl::checkReady() const
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/****** EncryptorImpl/checkReady *********************************************
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*
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* NAME
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* checkReady -- checks the conditions for the encryption.
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*
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* SYNOPSIS
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* bReady = checkReady( );
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*
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* FUNCTION
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* checks whether all following conditions are satisfied:
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* 1. the result listener is ready;
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* 2. the EncryptionEngine is ready.
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*
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* INPUTS
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* empty
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*
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* RESULT
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* bReady - true if all conditions are satisfied, false otherwise
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*
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* HISTORY
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* 05.01.2004 - implemented
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*
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* AUTHOR
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* Michael Mi
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* Email: michael.mi@sun.com
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******************************************************************************/
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{
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sal_Int32 nKeyInc = 0;
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if (m_nIdOfKeyEC != 0)
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{
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nKeyInc = 1;
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}
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return (m_xResultListener.is() &&
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(m_nReferenceId != -1) &&
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(2+nKeyInc == m_nNumOfResolvedReferences) &&
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EncryptionEngine::checkReady());
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}
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void EncryptorImpl::notifyResultListener() const
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throw (cssu::Exception, cssu::RuntimeException)
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/****** DecryptorImpl/notifyResultListener ***********************************
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*
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* NAME
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* notifyResultListener -- notifies the listener about the encryption
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* result.
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*
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* SYNOPSIS
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* notifyResultListener( );
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*
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* FUNCTION
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* see NAME.
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*
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* INPUTS
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* empty
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*
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* RESULT
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* empty
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*
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* HISTORY
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* 05.01.2004 - implemented
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*
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* AUTHOR
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* Michael Mi
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* Email: michael.mi@sun.com
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******************************************************************************/
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{
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cssu::Reference< cssxc::sax::XEncryptionResultListener >
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xEncryptionResultListener ( m_xResultListener , cssu::UNO_QUERY ) ;
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xEncryptionResultListener->encrypted(
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m_nSecurityId,
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m_bOperationSucceed?(cssxc::sax::EncryptionResult_ENCRYPTIONSUCCEED):
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(cssxc::sax::EncryptionResult_ENCRYPTIONFAIL));
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}
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void EncryptorImpl::startEngine( const cssu::Reference<
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cssxc::XXMLEncryptionTemplate >&
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xEncryptionTemplate)
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throw (cssu::Exception, cssu::RuntimeException)
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/****** EncryptorImpl/startEngine ********************************************
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*
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* NAME
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* startEngine -- generates the encryption.
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*
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* SYNOPSIS
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* startEngine( xEncryptionTemplate );
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*
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* FUNCTION
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* generates the encryption element, then if succeeds, updates the link
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* of old template element to the new encryption element in
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* SAXEventKeeper.
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*
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* INPUTS
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* xEncryptionTemplate - the encryption template to be encrypted.
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*
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* RESULT
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* empty
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*
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* HISTORY
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* 05.01.2004 - implemented
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*
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* AUTHOR
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* Michael Mi
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* Email: michael.mi@sun.com
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******************************************************************************/
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{
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cssu::Reference < cssxc::XXMLEncryptionTemplate > xResultTemplate;
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cssu::Reference< cssxw::XXMLElementWrapper >
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xXMLElement = m_xSAXEventKeeper->getElement( m_nReferenceId );
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xEncryptionTemplate->setTarget(xXMLElement);
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try
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{
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xResultTemplate = m_xXMLEncryption->encrypt(
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xEncryptionTemplate, m_xXMLSecurityContext);
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}
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catch( cssu::Exception& )
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{
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xResultTemplate = NULL;
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}
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if (xResultTemplate.is())
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{
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cssu::Reference < cssxw::XXMLElementWrapper > xResultEncryption
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= xResultTemplate->getTemplate();
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m_xSAXEventKeeper->setElement(m_nIdOfTemplateEC, xResultEncryption);
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m_xSAXEventKeeper->setElement(m_nReferenceId, NULL);
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m_bOperationSucceed = true;
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}
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}
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/* XReferenceCollector */
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void SAL_CALL EncryptorImpl::setReferenceCount( sal_Int32 count )
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throw (cssu::Exception, cssu::RuntimeException)
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{
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/*
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* dummp method, because there is only one reference in
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* encryption, different from signature.
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* so the referenceNumber is always 1
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*/
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}
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void SAL_CALL EncryptorImpl::setReferenceId( sal_Int32 id )
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throw (cssu::Exception, cssu::RuntimeException)
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{
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m_nReferenceId = id;
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}
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/* XEncryptionResultBroadcaster */
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void SAL_CALL EncryptorImpl::addEncryptionResultListener( const cssu::Reference< cssxc::sax::XEncryptionResultListener >& listener )
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throw (cssu::Exception, cssu::RuntimeException)
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{
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m_xResultListener = listener;
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tryToPerform();
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}
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void SAL_CALL EncryptorImpl::removeEncryptionResultListener( const cssu::Reference< cssxc::sax::XEncryptionResultListener >& listener )
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throw (cssu::RuntimeException)
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{
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}
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/* XInitialization */
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void SAL_CALL EncryptorImpl::initialize( const cssu::Sequence< cssu::Any >& aArguments )
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throw (cssu::Exception, cssu::RuntimeException)
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{
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sal_Int32 nLength = aArguments.getLength();
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OSL_ASSERT(nLength == 5);
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rtl::OUString ouTempString;
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aArguments[0] >>= ouTempString;
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m_nSecurityId = ouTempString.toInt32();
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aArguments[1] >>= m_xSAXEventKeeper;
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aArguments[2] >>= ouTempString;
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m_nIdOfTemplateEC = ouTempString.toInt32();
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aArguments[3] >>= m_xXMLSecurityContext;
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aArguments[4] >>= m_xXMLEncryption;
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}
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rtl::OUString EncryptorImpl_getImplementationName ()
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throw (cssu::RuntimeException)
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{
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return rtl::OUString ( RTL_CONSTASCII_USTRINGPARAM ( IMPLEMENTATION_NAME ) );
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}
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sal_Bool SAL_CALL EncryptorImpl_supportsService( const rtl::OUString& ServiceName )
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throw (cssu::RuntimeException)
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{
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return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ));
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}
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cssu::Sequence< rtl::OUString > SAL_CALL EncryptorImpl_getSupportedServiceNames( )
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throw (cssu::RuntimeException)
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{
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cssu::Sequence < rtl::OUString > aRet(1);
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rtl::OUString* pArray = aRet.getArray();
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pArray[0] = rtl::OUString ( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
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return aRet;
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}
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#undef SERVICE_NAME
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cssu::Reference< cssu::XInterface > SAL_CALL EncryptorImpl_createInstance(
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const cssu::Reference< cssl::XMultiServiceFactory >& rSMgr)
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throw( cssu::Exception )
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{
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return (cppu::OWeakObject*) new EncryptorImpl(rSMgr);
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}
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/* XServiceInfo */
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rtl::OUString SAL_CALL EncryptorImpl::getImplementationName( )
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throw (cssu::RuntimeException)
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{
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return EncryptorImpl_getImplementationName();
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}
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sal_Bool SAL_CALL EncryptorImpl::supportsService( const rtl::OUString& rServiceName )
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throw (cssu::RuntimeException)
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{
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return EncryptorImpl_supportsService( rServiceName );
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}
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cssu::Sequence< rtl::OUString > SAL_CALL EncryptorImpl::getSupportedServiceNames( )
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throw (cssu::RuntimeException)
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{
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return EncryptorImpl_getSupportedServiceNames();
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}
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