357 lines
12 KiB
C++
357 lines
12 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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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: xmlsignature_nssimpl.cxx,v $
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* $Revision: 1.10 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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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 <sal/config.h>
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#include <rtl/uuid.h>
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#include "xmlsignature_nssimpl.hxx"
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#ifndef _XMLDOCUMENTWRAPPER_XMLSECIMPL_HXX_
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#include "xmldocumentwrapper_xmlsecimpl.hxx"
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#endif
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#ifndef _XMLELEMENTWRAPPER_XMLSECIMPL_HXX_
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#include "xmlelementwrapper_xmlsecimpl.hxx"
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#endif
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#ifndef _SECURITYENVIRONMENT_NSSIMPL_HXX_
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#include "securityenvironment_nssimpl.hxx"
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#endif
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#ifndef _XMLSECURITYCONTEXT_NSSIMPL_HXX_
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#include "xmlsecuritycontext_nssimpl.hxx"
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#endif
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#include "xmlstreamio.hxx"
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#include "errorcallback.hxx"
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#include <sal/types.h>
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//For reasons that escape me, this is what xmlsec does when size_t is not 4
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#if SAL_TYPES_SIZEOFPOINTER != 4
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# define XMLSEC_NO_SIZE_T
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#endif
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#include "xmlsec/xmlsec.h"
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#include "xmlsec/xmldsig.h"
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#include "xmlsec/crypto.h"
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using namespace ::com::sun::star::uno ;
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using namespace ::com::sun::star::lang ;
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using ::com::sun::star::lang::XMultiServiceFactory ;
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using ::com::sun::star::lang::XSingleServiceFactory ;
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using ::rtl::OUString ;
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using ::com::sun::star::xml::wrapper::XXMLElementWrapper ;
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using ::com::sun::star::xml::wrapper::XXMLDocumentWrapper ;
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using ::com::sun::star::xml::crypto::XSecurityEnvironment ;
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using ::com::sun::star::xml::crypto::XXMLSignature ;
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using ::com::sun::star::xml::crypto::XXMLSignatureTemplate ;
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using ::com::sun::star::xml::crypto::XSecurityEnvironment ;
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using ::com::sun::star::xml::crypto::XXMLSecurityContext ;
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using ::com::sun::star::xml::crypto::XUriBinding ;
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using ::com::sun::star::xml::crypto::XMLSignatureException ;
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XMLSignature_NssImpl :: XMLSignature_NssImpl( const Reference< XMultiServiceFactory >& aFactory ) : m_xServiceManager( aFactory ) {
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}
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XMLSignature_NssImpl :: ~XMLSignature_NssImpl() {
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}
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/* XXMLSignature */
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Reference< XXMLSignatureTemplate >
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SAL_CALL XMLSignature_NssImpl :: generate(
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const Reference< XXMLSignatureTemplate >& aTemplate ,
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const Reference< XSecurityEnvironment >& aEnvironment
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) throw( com::sun::star::xml::crypto::XMLSignatureException,
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com::sun::star::uno::SecurityException )
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{
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xmlSecKeysMngrPtr pMngr = NULL ;
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xmlSecDSigCtxPtr pDsigCtx = NULL ;
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xmlNodePtr pNode = NULL ;
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if( !aTemplate.is() )
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throw RuntimeException() ;
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if( !aEnvironment.is() )
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throw RuntimeException() ;
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//Get the xml node
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Reference< XXMLElementWrapper > xElement = aTemplate->getTemplate() ;
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if( !xElement.is() ) {
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throw RuntimeException() ;
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}
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Reference< XUnoTunnel > xNodTunnel( xElement , UNO_QUERY ) ;
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if( !xNodTunnel.is() ) {
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throw RuntimeException() ;
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}
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XMLElementWrapper_XmlSecImpl* pElement =
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reinterpret_cast<XMLElementWrapper_XmlSecImpl*>(
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sal::static_int_cast<sal_uIntPtr>(
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xNodTunnel->getSomething( XMLElementWrapper_XmlSecImpl::getUnoTunnelImplementationId() )));
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if( pElement == NULL ) {
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throw RuntimeException() ;
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}
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pNode = pElement->getNativeElement() ;
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//Get the stream/URI binding
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Reference< XUriBinding > xUriBinding = aTemplate->getBinding() ;
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if( xUriBinding.is() ) {
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//Register the stream input callbacks into libxml2
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if( xmlRegisterStreamInputCallbacks( xUriBinding ) < 0 )
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throw RuntimeException() ;
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}
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//Get Keys Manager
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Reference< XUnoTunnel > xSecTunnel( aEnvironment , UNO_QUERY ) ;
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if( !xSecTunnel.is() ) {
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throw RuntimeException() ;
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}
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#if 0 //i39448 : the key manager should be retrieved from SecurityEnvironment, instead of SecurityContext
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XMLSecurityContext_NssImpl* pSecCtxt = ( XMLSecurityContext_NssImpl* )xSecTunnel->getSomething( XMLSecurityContext_NssImpl::getUnoTunnelId() ) ;
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if( pSecCtxt == NULL )
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throw RuntimeException() ;
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#endif
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SecurityEnvironment_NssImpl* pSecEnv =
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reinterpret_cast<SecurityEnvironment_NssImpl*>(
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sal::static_int_cast<sal_uIntPtr>(
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xSecTunnel->getSomething( SecurityEnvironment_NssImpl::getUnoTunnelId() )));
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if( pSecEnv == NULL )
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throw RuntimeException() ;
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setErrorRecorder();
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pMngr = pSecEnv->createKeysManager() ; //i39448
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if( !pMngr ) {
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throw RuntimeException() ;
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}
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//Create Signature context
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pDsigCtx = xmlSecDSigCtxCreate( pMngr ) ;
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if( pDsigCtx == NULL )
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{
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pSecEnv->destroyKeysManager( pMngr ) ; //i39448
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//throw XMLSignatureException() ;
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clearErrorRecorder();
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return aTemplate;
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}
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//Sign the template
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if( xmlSecDSigCtxSign( pDsigCtx , pNode ) == 0 )
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{
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if (pDsigCtx->status == xmlSecDSigStatusSucceeded)
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aTemplate->setStatus(com::sun::star::xml::crypto::SecurityOperationStatus_OPERATION_SUCCEEDED);
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else
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aTemplate->setStatus(com::sun::star::xml::crypto::SecurityOperationStatus_UNKNOWN);
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}
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else
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{
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aTemplate->setStatus(com::sun::star::xml::crypto::SecurityOperationStatus_UNKNOWN);
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}
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xmlSecDSigCtxDestroy( pDsigCtx ) ;
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pSecEnv->destroyKeysManager( pMngr ) ; //i39448
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//Unregistered the stream/URI binding
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if( xUriBinding.is() )
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xmlUnregisterStreamInputCallbacks() ;
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clearErrorRecorder();
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return aTemplate ;
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}
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/* XXMLSignature */
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Reference< XXMLSignatureTemplate >
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SAL_CALL XMLSignature_NssImpl :: validate(
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const Reference< XXMLSignatureTemplate >& aTemplate ,
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const Reference< XXMLSecurityContext >& aSecurityCtx
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) throw( com::sun::star::uno::RuntimeException,
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com::sun::star::uno::SecurityException,
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com::sun::star::xml::crypto::XMLSignatureException ) {
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xmlSecKeysMngrPtr pMngr = NULL ;
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xmlSecDSigCtxPtr pDsigCtx = NULL ;
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xmlNodePtr pNode = NULL ;
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//sal_Bool valid ;
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if( !aTemplate.is() )
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throw RuntimeException() ;
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if( !aSecurityCtx.is() )
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throw RuntimeException() ;
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//Get the xml node
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Reference< XXMLElementWrapper > xElement = aTemplate->getTemplate() ;
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if( !xElement.is() )
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throw RuntimeException() ;
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Reference< XUnoTunnel > xNodTunnel( xElement , UNO_QUERY ) ;
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if( !xNodTunnel.is() ) {
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throw RuntimeException() ;
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}
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XMLElementWrapper_XmlSecImpl* pElement =
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reinterpret_cast<XMLElementWrapper_XmlSecImpl*>(
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sal::static_int_cast<sal_uIntPtr>(
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xNodTunnel->getSomething( XMLElementWrapper_XmlSecImpl::getUnoTunnelImplementationId() )));
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if( pElement == NULL )
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throw RuntimeException() ;
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pNode = pElement->getNativeElement() ;
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//Get the stream/URI binding
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Reference< XUriBinding > xUriBinding = aTemplate->getBinding() ;
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if( xUriBinding.is() ) {
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//Register the stream input callbacks into libxml2
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if( xmlRegisterStreamInputCallbacks( xUriBinding ) < 0 )
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throw RuntimeException() ;
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}
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setErrorRecorder();
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sal_Int32 nSecurityEnvironment = aSecurityCtx->getSecurityEnvironmentNumber();
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sal_Int32 i;
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for (i=0; i<nSecurityEnvironment; ++i)
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{
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Reference< XSecurityEnvironment > aEnvironment = aSecurityCtx->getSecurityEnvironmentByIndex(i);
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//Get Keys Manager
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Reference< XUnoTunnel > xSecTunnel( aEnvironment , UNO_QUERY ) ;
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if( !xSecTunnel.is() ) {
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throw RuntimeException() ;
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}
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SecurityEnvironment_NssImpl* pSecEnv =
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reinterpret_cast<SecurityEnvironment_NssImpl*>(
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sal::static_int_cast<sal_uIntPtr>(
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xSecTunnel->getSomething( SecurityEnvironment_NssImpl::getUnoTunnelId() )));
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if( pSecEnv == NULL )
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throw RuntimeException() ;
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pMngr = pSecEnv->createKeysManager() ; //i39448
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if( !pMngr ) {
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throw RuntimeException() ;
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}
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//Create Signature context
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pDsigCtx = xmlSecDSigCtxCreate( pMngr ) ;
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if( pDsigCtx == NULL )
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{
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pSecEnv->destroyKeysManager( pMngr ) ; //i39448
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//throw XMLSignatureException() ;
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clearErrorRecorder();
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return aTemplate;
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}
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//Verify signature
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int rs = xmlSecDSigCtxVerify( pDsigCtx , pNode );
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if (rs == 0 &&
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pDsigCtx->status == xmlSecDSigStatusSucceeded)
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{
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aTemplate->setStatus(com::sun::star::xml::crypto::SecurityOperationStatus_OPERATION_SUCCEEDED);
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xmlSecDSigCtxDestroy( pDsigCtx ) ;
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pSecEnv->destroyKeysManager( pMngr );
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break;
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}
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else
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{
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aTemplate->setStatus(com::sun::star::xml::crypto::SecurityOperationStatus_UNKNOWN);
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}
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xmlSecDSigCtxDestroy( pDsigCtx ) ;
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pSecEnv->destroyKeysManager( pMngr );
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}
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//Unregistered the stream/URI binding
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if( xUriBinding.is() )
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xmlUnregisterStreamInputCallbacks() ;
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//return valid ;
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clearErrorRecorder();
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return aTemplate;
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}
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/* XInitialization */
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void SAL_CALL XMLSignature_NssImpl :: initialize( const Sequence< Any >& /*aArguments*/ ) throw( Exception, RuntimeException ) {
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// TBD
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} ;
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/* XServiceInfo */
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OUString SAL_CALL XMLSignature_NssImpl :: getImplementationName() throw( RuntimeException ) {
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return impl_getImplementationName() ;
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}
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/* XServiceInfo */
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sal_Bool SAL_CALL XMLSignature_NssImpl :: supportsService( const OUString& serviceName) throw( RuntimeException ) {
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Sequence< OUString > seqServiceNames = getSupportedServiceNames() ;
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const OUString* pArray = seqServiceNames.getConstArray() ;
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for( sal_Int32 i = 0 ; i < seqServiceNames.getLength() ; i ++ ) {
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if( *( pArray + i ) == serviceName )
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return sal_True ;
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}
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return sal_False ;
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}
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/* XServiceInfo */
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Sequence< OUString > SAL_CALL XMLSignature_NssImpl :: getSupportedServiceNames() throw( RuntimeException ) {
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return impl_getSupportedServiceNames() ;
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}
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//Helper for XServiceInfo
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Sequence< OUString > XMLSignature_NssImpl :: impl_getSupportedServiceNames() {
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::osl::Guard< ::osl::Mutex > aGuard( ::osl::Mutex::getGlobalMutex() ) ;
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Sequence< OUString > seqServiceNames( 1 ) ;
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seqServiceNames.getArray()[0] = OUString::createFromAscii( "com.sun.star.xml.crypto.XMLSignature" ) ;
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return seqServiceNames ;
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}
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OUString XMLSignature_NssImpl :: impl_getImplementationName() throw( RuntimeException ) {
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return OUString::createFromAscii( "com.sun.star.xml.security.bridge.xmlsec.XMLSignature_NssImpl" ) ;
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}
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//Helper for registry
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Reference< XInterface > SAL_CALL XMLSignature_NssImpl :: impl_createInstance( const Reference< XMultiServiceFactory >& aServiceManager ) throw( RuntimeException ) {
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return Reference< XInterface >( *new XMLSignature_NssImpl( aServiceManager ) ) ;
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}
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Reference< XSingleServiceFactory > XMLSignature_NssImpl :: impl_createFactory( const Reference< XMultiServiceFactory >& aServiceManager ) {
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//Reference< XSingleServiceFactory > xFactory ;
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//xFactory = ::cppu::createSingleFactory( aServiceManager , impl_getImplementationName , impl_createInstance , impl_getSupportedServiceNames ) ;
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//return xFactory ;
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return ::cppu::createSingleFactory( aServiceManager , impl_getImplementationName() , impl_createInstance , impl_getSupportedServiceNames() ) ;
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}
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