253 lines
8.7 KiB
C++
253 lines
8.7 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: xmlsignaturehelper2.cxx,v $
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*
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* $Revision: 1.8 $
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*
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* last change: $Author: ihi $ $Date: 2007-04-17 10:21:23 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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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 2005 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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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_xmlsecurity.hxx"
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#include <xmlsecurity/xmlsignaturehelper.hxx>
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#include <xmlsignaturehelper2.hxx>
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#include <unotools/streamhelper.hxx>
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#include <com/sun/star/embed/XStorage.hpp>
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#include <com/sun/star/embed/XStorageRawAccess.hpp>
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#include <com/sun/star/embed/ElementModes.hpp>
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#include <com/sun/star/beans/XPropertySet.hpp>
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using namespace com::sun::star;
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ImplXMLSignatureListener::ImplXMLSignatureListener( const Link& rCreationResultListenerListener, const Link rVerifyResultListenerListener, const Link rStartSignatureElement )
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{
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maCreationResultListenerListener = rCreationResultListenerListener;
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maVerifyResultListenerListener = rVerifyResultListenerListener;
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maStartVerifySignatureElementListener = rStartSignatureElement;
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}
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ImplXMLSignatureListener::~ImplXMLSignatureListener()
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{
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}
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void ImplXMLSignatureListener::setNextHandler(
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uno::Reference< xml::sax::XDocumentHandler > xNextHandler)
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{
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m_xNextHandler = xNextHandler;
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}
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void SAL_CALL ImplXMLSignatureListener::signatureCreated( sal_Int32 securityId, com::sun::star::xml::crypto::SecurityOperationStatus nResult )
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throw (com::sun::star::uno::RuntimeException)
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{
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XMLSignatureCreationResult aResult( securityId, nResult );
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maCreationResultListenerListener.Call( &aResult );
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}
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void SAL_CALL ImplXMLSignatureListener::signatureVerified( sal_Int32 securityId, com::sun::star::xml::crypto::SecurityOperationStatus nResult )
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throw (com::sun::star::uno::RuntimeException)
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{
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XMLSignatureVerifyResult aResult( securityId, nResult );
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maVerifyResultListenerListener.Call( &aResult );
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}
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// ---------------------------------------------------------------------------------
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// XDocumentHandler
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// ---------------------------------------------------------------------------------
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void SAL_CALL ImplXMLSignatureListener::startDocument( )
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throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->startDocument();
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}
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}
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void SAL_CALL ImplXMLSignatureListener::endDocument( )
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throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->endDocument();
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}
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}
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void SAL_CALL ImplXMLSignatureListener::startElement( const rtl::OUString& aName, const com::sun::star::uno::Reference< com::sun::star::xml::sax::XAttributeList >& xAttribs )
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throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
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{
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if ( aName == rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Signature")) )
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{
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maStartVerifySignatureElementListener.Call( (void*)&xAttribs );
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}
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if (m_xNextHandler.is())
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{
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m_xNextHandler->startElement( aName, xAttribs );
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}
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}
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void SAL_CALL ImplXMLSignatureListener::endElement( const rtl::OUString& aName )
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throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->endElement( aName );
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}
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}
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void SAL_CALL ImplXMLSignatureListener::characters( const rtl::OUString& aChars )
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throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->characters( aChars );
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}
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}
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void SAL_CALL ImplXMLSignatureListener::ignorableWhitespace( const rtl::OUString& aWhitespaces )
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throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->ignorableWhitespace( aWhitespaces );
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}
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}
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void SAL_CALL ImplXMLSignatureListener::processingInstruction( const rtl::OUString& aTarget, const rtl::OUString& aData )
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throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->processingInstruction( aTarget, aData );
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}
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}
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void SAL_CALL ImplXMLSignatureListener::setDocumentLocator( const com::sun::star::uno::Reference< com::sun::star::xml::sax::XLocator >& xLocator )
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throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
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{
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if (m_xNextHandler.is())
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{
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m_xNextHandler->setDocumentLocator( xLocator );
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}
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}
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// ---------------------------------------------------------------------------------
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// XUriBinding
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// ---------------------------------------------------------------------------------
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UriBindingHelper::UriBindingHelper()
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{
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}
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UriBindingHelper::UriBindingHelper( const com::sun::star::uno::Reference < com::sun::star::embed::XStorage >& rxStorage )
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{
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mxStorage = rxStorage;
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}
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void SAL_CALL UriBindingHelper::setUriBinding( const rtl::OUString& /*uri*/, const uno::Reference< io::XInputStream >&)
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throw (uno::Exception, uno::RuntimeException)
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{
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}
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uno::Reference< io::XInputStream > SAL_CALL UriBindingHelper::getUriBinding( const rtl::OUString& uri )
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throw (uno::Exception, uno::RuntimeException)
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{
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uno::Reference< io::XInputStream > xInputStream;
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if ( mxStorage.is() )
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{
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xInputStream = OpenInputStream( mxStorage, uri );
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}
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else
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{
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SvFileStream* pStream = new SvFileStream( uri, STREAM_READ );
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pStream->Seek( STREAM_SEEK_TO_END );
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ULONG nBytes = pStream->Tell();
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pStream->Seek( STREAM_SEEK_TO_BEGIN );
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SvLockBytesRef xLockBytes = new SvLockBytes( pStream, TRUE );
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xInputStream = new utl::OInputStreamHelper( xLockBytes, nBytes );
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}
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return xInputStream;
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}
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uno::Reference < io::XInputStream > UriBindingHelper::OpenInputStream( const uno::Reference < embed::XStorage >& rxStore, const rtl::OUString& rURI )
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{
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uno::Reference < io::XInputStream > xInStream;
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sal_Int32 nSepPos = rURI.indexOf( '/' );
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if ( nSepPos == -1 )
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{
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// Cloning because of I can't keep all storage references open
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// MBA with think about a better API...
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sal_Bool bEncrypted = sal_False;
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try
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{
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uno::Reference< io::XStream > xStream;
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xStream = rxStore->cloneStreamElement( rURI );
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if ( !xStream.is() )
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throw uno::RuntimeException();
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try {
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uno::Reference< beans::XPropertySet > xProps( xStream, uno::UNO_QUERY_THROW );
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xProps->getPropertyValue( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "IsEncrypted" ) ) ) >>= bEncrypted;
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} catch( uno::Exception )
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{}
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if ( !bEncrypted )
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xInStream = xStream->getInputStream();
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}
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catch ( packages::WrongPasswordException& )
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{
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bEncrypted = sal_True;
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}
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if ( bEncrypted )
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{
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// this is an encrypted stream that should be handled accordingly
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uno::Reference< embed::XStorageRawAccess > xRawStore( rxStore, uno::UNO_QUERY );
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OSL_ENSURE( xRawStore.is(), "Strange storage implementation is used for signing!\n" );
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if ( xRawStore.is() )
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xInStream = xRawStore->getPlainRawStreamElement( rURI );
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}
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}
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else
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{
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rtl::OUString aStoreName = rURI.copy( 0, nSepPos );
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rtl::OUString aElement = rURI.copy( nSepPos+1 );
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uno::Reference < embed::XStorage > xSubStore = rxStore->openStorageElement( aStoreName, embed::ElementModes::READ );
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xInStream = OpenInputStream( xSubStore, aElement );
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}
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return xInStream;
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}
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