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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: securityengine.hxx,v $
* $Revision: 1.5 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _SECURITYENGINE_HXX
#define _SECURITYENGINE_HXX
#include <com/sun/star/xml/crypto/sax/XReferenceResolvedListener.hpp>
#include <com/sun/star/xml/crypto/sax/XReferenceResolvedBroadcaster.hpp>
#include <com/sun/star/xml/crypto/sax/XKeyCollector.hpp>
#include <com/sun/star/xml/crypto/sax/XMissionTaker.hpp>
#include <com/sun/star/xml/crypto/sax/XSAXEventKeeper.hpp>
#include <com/sun/star/xml/crypto/XXMLSignature.hpp>
#include <cppuhelper/implbase3.hxx>
class SecurityEngine : public cppu::WeakImplHelper3
<
com::sun::star::xml::crypto::sax::XReferenceResolvedListener,
com::sun::star::xml::crypto::sax::XKeyCollector,
com::sun::star::xml::crypto::sax::XMissionTaker
>
/****** securityengine.hxx/CLASS SecurityEngine *******************************
*
* NAME
* SecurityEngine -- Base class of SignatureEngine and EncryptionEngine
*
* FUNCTION
* Maintains common members and methods related with security engine
* operation.
*
* HISTORY
* 05.01.2004 - Interface supported: XReferenceResolvedListener,
* XKeyCollector, and XMissionTaker
*
* AUTHOR
* Michael Mi
* Email: michael.mi@sun.com
******************************************************************************/
{
protected:
com::sun::star::uno::Reference<
com::sun::star::lang::XMultiServiceFactory > mxMSF;
/*
* A SAXEventKeeper internally maintians all resources that a security
* operation needs. The m_xSAXEventKeeper member is used to release
* those resources when the security operation finishes.
*/
com::sun::star::uno::Reference<
com::sun::star::xml::crypto::sax::XSAXEventKeeper > m_xSAXEventKeeper;
/*
* the id of ElementCollector of the template element.
* For a signature, the template element is the Signature element,
* for a encryption, the EncryptedData/EncryptedKey element is.
*/
sal_Int32 m_nIdOfTemplateEC;
/*
* remembers how many referenced elements have been bufferred completely,
* including the key element, template element, and referenced element of
* signature.
*/
sal_Int32 m_nNumOfResolvedReferences;
/*
* the id of ElementCollector of the key element.
* If a Signature element or EncryptedData/EncryptedKey element has
* an internal key sub-element, then this member should be -1
*/
sal_Int32 m_nIdOfKeyEC;
/*
* remembers whether the current opertion has finished.
*/
bool m_bMissionDone;
/*
* the Id of the security entity, a signature or encryption, which is used for
* the result listener to identify the entity.
*/
sal_Int32 m_nSecurityId;
/*
* the status of the operation
*/
//bool m_bOperationSucceed;
com::sun::star::xml::crypto::SecurityOperationStatus m_nStatus;
/*
* the result listener, which will receives the security operation result.
*/
com::sun::star::uno::Reference<
com::sun::star::uno::XInterface >
m_xResultListener;
protected:
explicit SecurityEngine( const com::sun::star::uno::Reference<
com::sun::star::lang::XMultiServiceFactory >& rxMSF = NULL );
virtual ~SecurityEngine() {};
/*
* perform the security operation.
* Any derived class will implement this method respectively.
*/
virtual void tryToPerform( )
throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException){};
/*
* clear up all resources used by this operation.
* This method is called after the operation finishes, or a End-Your-Mission
* message is received.
* Any derived class will implement this method respectively.
*/
virtual void clearUp( ) const {};
/*
* notifies any possible result listener.
* When verify a signature or conduct a decryption, the operation result will
* be transferred to a listener by this method.
* Any derived class will implement this method respectively.
*/
virtual void notifyResultListener() const
throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException)
{};
/*
* checks whether everything is ready.
* Any derived class will implement this method respectively.
*/
virtual bool checkReady() const { return true; };
public:
/* XReferenceResolvedListener */
virtual void SAL_CALL referenceResolved( sal_Int32 referenceId )
throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException);
/* XKeyCollector */
virtual void SAL_CALL setKeyId( sal_Int32 id )
throw (com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException);
/* XMissionTaker */
virtual sal_Bool SAL_CALL endMission( )
throw (com::sun::star::uno::RuntimeException);
};
#endif
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