office-gobmx/xmlsecurity/source/helper/xmlsignaturehelper2.cxx
Jens-Heiner Rechtien a7ab88ddf8 INTEGRATION: CWS storagechange01 (1.3.10); FILE MERGED
2004/11/08 19:12:03 mav 1.3.10.2: #i35095# fix signing of encrypted entries
2004/10/29 12:33:56 mav 1.3.10.1: #i33237# sign the documents by using the raw format
2004-11-26 19:42:04 +00:00

275 lines
9.7 KiB
C++

/*************************************************************************
*
* $RCSfile: xmlsignaturehelper2.cxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: hr $ $Date: 2004-11-26 20:42:04 $
*
* 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 <xmlsecurity/xmlsignaturehelper.hxx>
#include <xmlsignaturehelper2.hxx>
#include <unotools/streamhelper.hxx>
#include <com/sun/star/embed/XStorage.hpp>
#include <com/sun/star/embed/XStorageRawAccess.hpp>
#include <com/sun/star/embed/ElementModes.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
using namespace com::sun::star;
ImplXMLSignatureListener::ImplXMLSignatureListener( const Link& rCreationResultListenerListener, const Link rVerifyResultListenerListener, const Link rStartSignatureElement )
{
maCreationResultListenerListener = rCreationResultListenerListener;
maVerifyResultListenerListener = rVerifyResultListenerListener;
maStartVerifySignatureElementListener = rStartSignatureElement;
}
ImplXMLSignatureListener::~ImplXMLSignatureListener()
{
}
void ImplXMLSignatureListener::setNextHandler(
uno::Reference< xml::sax::XDocumentHandler > xNextHandler)
{
m_xNextHandler = xNextHandler;
}
void SAL_CALL ImplXMLSignatureListener::signatureCreated( sal_Int32 securityId, com::sun::star::xml::crypto::SecurityOperationStatus nResult )
throw (com::sun::star::uno::RuntimeException)
{
XMLSignatureCreationResult aResult( securityId, nResult );
maCreationResultListenerListener.Call( &aResult );
}
void SAL_CALL ImplXMLSignatureListener::signatureVerified( sal_Int32 securityId, com::sun::star::xml::crypto::SecurityOperationStatus nResult )
throw (com::sun::star::uno::RuntimeException)
{
XMLSignatureVerifyResult aResult( securityId, nResult );
maVerifyResultListenerListener.Call( &aResult );
}
// ---------------------------------------------------------------------------------
// XDocumentHandler
// ---------------------------------------------------------------------------------
void SAL_CALL ImplXMLSignatureListener::startDocument( )
throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
{
if (m_xNextHandler.is())
{
m_xNextHandler->startDocument();
}
}
void SAL_CALL ImplXMLSignatureListener::endDocument( )
throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
{
if (m_xNextHandler.is())
{
m_xNextHandler->endDocument();
}
}
void SAL_CALL ImplXMLSignatureListener::startElement( const rtl::OUString& aName, const com::sun::star::uno::Reference< com::sun::star::xml::sax::XAttributeList >& xAttribs )
throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
{
if ( aName == rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Signature")) )
{
maStartVerifySignatureElementListener.Call( (void*)&xAttribs );
}
if (m_xNextHandler.is())
{
m_xNextHandler->startElement( aName, xAttribs );
}
}
void SAL_CALL ImplXMLSignatureListener::endElement( const rtl::OUString& aName )
throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
{
if (m_xNextHandler.is())
{
m_xNextHandler->endElement( aName );
}
}
void SAL_CALL ImplXMLSignatureListener::characters( const rtl::OUString& aChars )
throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
{
if (m_xNextHandler.is())
{
m_xNextHandler->characters( aChars );
}
}
void SAL_CALL ImplXMLSignatureListener::ignorableWhitespace( const rtl::OUString& aWhitespaces )
throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
{
if (m_xNextHandler.is())
{
m_xNextHandler->ignorableWhitespace( aWhitespaces );
}
}
void SAL_CALL ImplXMLSignatureListener::processingInstruction( const rtl::OUString& aTarget, const rtl::OUString& aData )
throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
{
if (m_xNextHandler.is())
{
m_xNextHandler->processingInstruction( aTarget, aData );
}
}
void SAL_CALL ImplXMLSignatureListener::setDocumentLocator( const com::sun::star::uno::Reference< com::sun::star::xml::sax::XLocator >& xLocator )
throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
{
if (m_xNextHandler.is())
{
m_xNextHandler->setDocumentLocator( xLocator );
}
}
// ---------------------------------------------------------------------------------
// XUriBinding
// ---------------------------------------------------------------------------------
UriBindingHelper::UriBindingHelper()
{
}
UriBindingHelper::UriBindingHelper( const com::sun::star::uno::Reference < com::sun::star::embed::XStorage >& rxStorage )
{
mxStorage = rxStorage;
}
void SAL_CALL UriBindingHelper::setUriBinding( const rtl::OUString& uri, const uno::Reference< io::XInputStream >& aInputStream )
throw (uno::Exception, uno::RuntimeException)
{
}
uno::Reference< io::XInputStream > SAL_CALL UriBindingHelper::getUriBinding( const rtl::OUString& uri )
throw (uno::Exception, uno::RuntimeException)
{
uno::Reference< io::XInputStream > xInputStream;
if ( mxStorage.is() )
{
xInputStream = OpenInputStream( mxStorage, uri );
}
else
{
SvFileStream* pStream = new SvFileStream( uri, STREAM_READ );
pStream->Seek( STREAM_SEEK_TO_END );
ULONG nBytes = pStream->Tell();
pStream->Seek( STREAM_SEEK_TO_BEGIN );
SvLockBytesRef xLockBytes = new SvLockBytes( pStream, TRUE );
xInputStream = new utl::OInputStreamHelper( xLockBytes, nBytes );
}
return xInputStream;
}
uno::Reference < io::XInputStream > UriBindingHelper::OpenInputStream( const uno::Reference < embed::XStorage >& rxStore, const rtl::OUString& rURI )
{
uno::Reference < io::XInputStream > xInStream;
sal_Int32 nSepPos = rURI.indexOf( '/' );
if ( nSepPos == -1 )
{
// Cloning because of I can't keep all storage references open
// MBA with think about a better API...
sal_Bool bEncrypted = sal_False;
try
{
uno::Reference< io::XStream > xStream;
xStream = rxStore->cloneStreamElement( rURI );
if ( !xStream.is() )
throw uno::RuntimeException();
try {
uno::Reference< beans::XPropertySet > xProps( xStream, uno::UNO_QUERY_THROW );
xProps->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "IsEncrypted" ) ) ) >>= bEncrypted;
} catch( uno::Exception )
{}
if ( !bEncrypted )
xInStream = xStream->getInputStream();
}
catch ( packages::WrongPasswordException& )
{
bEncrypted = sal_True;
}
if ( bEncrypted )
{
// this is an encrypted stream that should be handled accordingly
uno::Reference< embed::XStorageRawAccess > xRawStore( rxStore, uno::UNO_QUERY );
OSL_ENSURE( xRawStore.is(), "Strange storage implementation is used for signing!\n" );
if ( xRawStore.is() )
xInStream = xRawStore->getPlainRawStreamElement( rURI );
}
}
else
{
rtl::OUString aStoreName = rURI.copy( 0, nSepPos );
rtl::OUString aElement = rURI.copy( nSepPos+1 );
uno::Reference < embed::XStorage > xSubStore = rxStore->openStorageElement( aStoreName, embed::ElementModes::READ );
xInStream = OpenInputStream( xSubStore, aElement );
}
return xInStream;
}