xmlsecurity/source/framework/signaturecreatorimpl.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include <framework/signaturecreatorimpl.hxx>
  22 #include <framework/xmlsignaturetemplateimpl.hxx>
  23 #include <com/sun/star/xml/crypto/XXMLSignatureTemplate.hpp>
  24 #include <cppuhelper/supportsservice.hxx>
  25 #include <osl/diagnose.h>
  26 #include <rtl/ref.hxx>
  27
  28 namespace com::sun::star::xml::wrapper { class XXMLElementWrapper; }
  29
  30 using namespace com::sun::star::uno;
  31
  32 SignatureCreatorImpl::SignatureCreatorImpl()
  33     :  m_nIdOfBlocker(-1)
  34 {
  35 }
  36
  37 SignatureCreatorImpl::~SignatureCreatorImpl( )
  38 {
  39 }
  40
  41 void SignatureCreatorImpl::notifyResultListener() const
  42 /****** SignatureCreatorImpl/notifyResultListener *****************************
  43  *
  44  *   NAME
  45  *  notifyResultListener -- notifies the listener about the signature
  46  *  creation result.
  47  ******************************************************************************/
  48 {
  49     css::uno::Reference< css::xml::crypto::sax::XSignatureCreationResultListener >
  50         xSignatureCreationResultListener ( m_xResultListener , css::uno::UNO_QUERY ) ;
  51
  52     xSignatureCreationResultListener->signatureCreated( m_nSecurityId, m_nStatus );
  53 }
  54
  55 void SignatureCreatorImpl::startEngine(const rtl::Reference<XMLSignatureTemplateImpl>& xSignatureTemplate)
  56 /****** SignatureCreatorImpl/startEngine *************************************
  57  *
  58  *   NAME
  59  *  startEngine -- generates the signature.
  60  *
  61  *   FUNCTION
  62  *  generates the signature element, then if succeeds, updates the link
  63  *  of old template element to the new signature element in
  64  *  SAXEventKeeper.
  65  *
  66  *   INPUTS
  67  *  xSignatureTemplate - the signature template (along with all referenced
  68  *  elements) to be signed.
  69  ******************************************************************************/
  70 {
  71     css::uno::Reference< css::xml::crypto::XXMLSignatureTemplate > xResultTemplate;
  72     try
  73     {
  74         xResultTemplate = m_xXMLSignature->generate(css::uno::Reference<css::xml::crypto::XXMLSignatureTemplate>(xSignatureTemplate), m_xSecurityEnvironment);
  75         m_nStatus = xResultTemplate->getStatus();
  76     }
  77     catch( css::uno::Exception& )
  78     {
  79         m_nStatus = css::xml::crypto::SecurityOperationStatus_RUNTIMEERROR_FAILED;
  80     }
  81
  82     if (m_nStatus == css::xml::crypto::SecurityOperationStatus_OPERATION_SUCCEEDED)
  83     {
  84         css::uno::Reference < css::xml::wrapper::XXMLElementWrapper > xResultSignature = xResultTemplate->getTemplate();
  85         m_xSAXEventKeeper->setElement(m_nIdOfTemplateEC, xResultSignature);
  86     }
  87 }
  88
  89 void SignatureCreatorImpl::clearUp() const
  90 /****** SignatureCreatorImpl/clearUp *****************************************
  91  *
  92  *   NAME
  93  *  clearUp -- clear up all resources used by the signature generation.
  94  *
  95  *   SYNOPSIS
  96  *  clearUp( );
  97  *
  98  *   FUNCTION
  99  *  cleaning resources up includes:
 100  *  1. SignatureEngine's clearing up;
 101  *  2. releases the Blocker for the signature template element.
 102  ******************************************************************************/
 103 {
 104     SignatureEngine::clearUp();
 105
 106     if (m_nIdOfBlocker != -1)
 107     {
 108         m_xSAXEventKeeper->removeBlocker(m_nIdOfBlocker);
 109     }
 110 }
 111
 112 /* XBlockerMonitor */
 113 void SAL_CALL SignatureCreatorImpl::setBlockerId( sal_Int32 id )
 114 {
 115     m_nIdOfBlocker = id;
 116     tryToPerform();
 117 }
 118
 119 /* XSignatureCreationResultBroadcaster */
 120 void SAL_CALL SignatureCreatorImpl::addSignatureCreationResultListener(
 121     const css::uno::Reference< css::xml::crypto::sax::XSignatureCreationResultListener >& listener )
 122 {
 123     m_xResultListener = listener;
 124     tryToPerform();
 125 }
 126
 127 void SAL_CALL SignatureCreatorImpl::removeSignatureCreationResultListener(
 128     const css::uno::Reference< css::xml::crypto::sax::XSignatureCreationResultListener >&)
 129 {
 130 }
 131
 132 /* XInitialization */
 133 void SAL_CALL SignatureCreatorImpl::initialize( const css::uno::Sequence< css::uno::Any >& aArguments )
 134 {
 135     OSL_ASSERT(aArguments.getLength() == 5);
 136
 137     OUString ouTempString;
 138
 139     aArguments[0] >>= ouTempString;
 140     m_nSecurityId = ouTempString.toInt32();
 141     aArguments[1] >>= m_xSAXEventKeeper;
 142     aArguments[2] >>= ouTempString;
 143     m_nIdOfTemplateEC = ouTempString.toInt32();
 144     aArguments[3] >>= m_xSecurityEnvironment;
 145     aArguments[4] >>= m_xXMLSignature;
 146 }
 147
 148
 149 OUString SignatureCreatorImpl_getImplementationName ()
 150 {
 151     return u"com.sun.star.xml.security.framework.SignatureCreatorImpl"_ustr;
 152 }
 153
 154 css::uno::Sequence< OUString > SignatureCreatorImpl_getSupportedServiceNames(  )
 155 {
 156     return { u"com.sun.star.xml.crypto.sax.SignatureCreator"_ustr };
 157 }
 158
 159 /* XServiceInfo */
 160 OUString SAL_CALL SignatureCreatorImpl::getImplementationName(  )
 161 {
 162     return SignatureCreatorImpl_getImplementationName();
 163 }
 164
 165 sal_Bool SAL_CALL SignatureCreatorImpl::supportsService( const OUString& rServiceName )
 166 {
 167     return cppu::supportsService(this, rServiceName);
 168 }
 169
 170 css::uno::Sequence< OUString > SAL_CALL SignatureCreatorImpl::getSupportedServiceNames(  )
 171 {
 172     return SignatureCreatorImpl_getSupportedServiceNames();
 173 }
 174
 175 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */