xmlsecurity/source/framework/signatureverifierimpl.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 "signatureverifierimpl.hxx"
  22 #include <com/sun/star/xml/crypto/XXMLSignatureTemplate.hpp>
  23 #include <com/sun/star/xml/wrapper/XXMLElementWrapper.hpp>
  24 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  25 #include <comphelper/processfactory.hxx>
  26 #include <cppuhelper/supportsservice.hxx>
  27 #include <osl/diagnose.h>
  28
  29 namespace cssu = com::sun::star::uno;
  30 namespace cssl = com::sun::star::lang;
  31 namespace cssxc = com::sun::star::xml::crypto;
  32
  33 #define IMPLEMENTATION_NAME "com.sun.star.xml.security.framework.SignatureVerifierImpl"
  34
  35 SignatureVerifierImpl::SignatureVerifierImpl( const cssu::Reference< css::uno::XComponentContext >& xContext)
  36   : SignatureVerifierImpl_Base(xContext)
  37 {
  38 }
  39
  40 SignatureVerifierImpl::~SignatureVerifierImpl()
  41 {
  42 }
  43
  44 bool SignatureVerifierImpl::checkReady() const
  45 /****** SignatureVerifierImpl/checkReady *************************************
  46  *
  47  *   NAME
  48  *  checkReady -- checks the conditions for the signature verification.
  49  *
  50  *   SYNOPSIS
  51  *  bReady = checkReady( );
  52  *
  53  *   FUNCTION
  54  *  checks whether all following conditions are satisfied:
  55  *  1. the result listener is ready;
  56  *  2. the SignatureEngine is ready.
  57  *
  58  *   INPUTS
  59  *  empty
  60  *
  61  *   RESULT
  62  *  bReady - true if all conditions are satisfied, false otherwise
  63  *
  64  *   AUTHOR
  65  *  Michael Mi
  66  *  Email: michael.mi@sun.com
  67  ******************************************************************************/
  68 {
  69     return (m_xResultListener.is() && SignatureEngine::checkReady());
  70 }
  71
  72 void SignatureVerifierImpl::notifyResultListener() const
  73     throw (cssu::Exception, cssu::RuntimeException)
  74 /****** SignatureVerifierImpl/notifyResultListener ***************************
  75  *
  76  *   NAME
  77  *  notifyResultListener -- notifies the listener about the verify result.
  78  *
  79  *   SYNOPSIS
  80  *  notifyResultListener( );
  81  *
  82  *   FUNCTION
  83  *  see NAME.
  84  *
  85  *   INPUTS
  86  *  empty
  87  *
  88  *   RESULT
  89  *  empty
  90  *
  91  *   AUTHOR
  92  *  Michael Mi
  93  *  Email: michael.mi@sun.com
  94  ******************************************************************************/
  95 {
  96     cssu::Reference< cssxc::sax::XSignatureVerifyResultListener >
  97         xSignatureVerifyResultListener ( m_xResultListener , cssu::UNO_QUERY ) ;
  98
  99     xSignatureVerifyResultListener->signatureVerified( m_nSecurityId, m_nStatus );
 100 }
 101
 102 void SignatureVerifierImpl::startEngine( const cssu::Reference<
 103     cssxc::XXMLSignatureTemplate >&
 104     xSignatureTemplate)
 105     throw (cssu::Exception, cssu::RuntimeException)
 106 /****** SignatureVerifierImpl/startEngine ************************************
 107  *
 108  *   NAME
 109  *  startEngine -- verifies the signature.
 110  *
 111  *   SYNOPSIS
 112  *  startEngine( xSignatureTemplate );
 113  *
 114  *   FUNCTION
 115  *  see NAME.
 116  *
 117  *   INPUTS
 118  *  xSignatureTemplate - the signature template (along with all referenced
 119  *  elements) to be verified.
 120  *
 121  *   RESULT
 122  *  empty
 123  *
 124  *   AUTHOR
 125  *  Michael Mi
 126  *  Email: michael.mi@sun.com
 127  ******************************************************************************/
 128 {
 129     cssu::Reference< cssxc::XXMLSignatureTemplate > xResultTemplate;
 130     try
 131     {
 132         xResultTemplate = m_xXMLSignature->validate(xSignatureTemplate, m_xXMLSecurityContext);
 133         m_nStatus = xResultTemplate->getStatus();
 134     }
 135     catch( cssu::Exception& )
 136     {
 137         m_nStatus = cssxc::SecurityOperationStatus_RUNTIMEERROR_FAILED;
 138     }
 139 }
 140
 141 /* XSignatureVerifyResultBroadcaster */
 142 void SAL_CALL SignatureVerifierImpl::addSignatureVerifyResultListener(
 143     const cssu::Reference< cssxc::sax::XSignatureVerifyResultListener >& listener )
 144     throw (cssu::Exception, cssu::RuntimeException, std::exception)
 145 {
 146     m_xResultListener = listener;
 147     tryToPerform();
 148 }
 149
 150 void SAL_CALL SignatureVerifierImpl::removeSignatureVerifyResultListener(
 151     const cssu::Reference< cssxc::sax::XSignatureVerifyResultListener >&)
 152     throw (cssu::RuntimeException, std::exception)
 153 {
 154 }
 155
 156 /* XInitialization */
 157 void SAL_CALL SignatureVerifierImpl::initialize(
 158     const cssu::Sequence< cssu::Any >& aArguments )
 159     throw (cssu::Exception, cssu::RuntimeException, std::exception)
 160 {
 161     OSL_ASSERT(aArguments.getLength() == 5);
 162
 163     OUString ouTempString;
 164
 165     aArguments[0] >>= ouTempString;
 166     m_nSecurityId = ouTempString.toInt32();
 167     aArguments[1] >>= m_xSAXEventKeeper;
 168     aArguments[2] >>= ouTempString;
 169     m_nIdOfTemplateEC = ouTempString.toInt32();
 170     aArguments[3] >>= m_xXMLSecurityContext;
 171     aArguments[4] >>= m_xXMLSignature;
 172 }
 173
 174
 175 OUString SignatureVerifierImpl_getImplementationName ()
 176     throw (cssu::RuntimeException)
 177 {
 178     return OUString( IMPLEMENTATION_NAME );
 179 }
 180
 181 cssu::Sequence< OUString > SAL_CALL SignatureVerifierImpl_getSupportedServiceNames(  )
 182     throw (cssu::RuntimeException)
 183 {
 184     cssu::Sequence < OUString > aRet(1);
 185     OUString* pArray = aRet.getArray();
 186     pArray[0] = "com.sun.star.xml.crypto.sax.SignatureVerifier";
 187     return aRet;
 188 }
 189
 190 cssu::Reference< cssu::XInterface > SAL_CALL SignatureVerifierImpl_createInstance(
 191     const cssu::Reference< cssl::XMultiServiceFactory >& rSMgr)
 192     throw( cssu::Exception )
 193 {
 194     return (cppu::OWeakObject*) new SignatureVerifierImpl( comphelper::getComponentContext(rSMgr) );
 195 }
 196
 197 /* XServiceInfo */
 198 OUString SAL_CALL SignatureVerifierImpl::getImplementationName(  )
 199     throw (cssu::RuntimeException, std::exception)
 200 {
 201     return SignatureVerifierImpl_getImplementationName();
 202 }
 203
 204 sal_Bool SAL_CALL SignatureVerifierImpl::supportsService( const OUString& rServiceName )
 205     throw (cssu::RuntimeException, std::exception)
 206 {
 207     return cppu::supportsService(this, rServiceName);
 208 }
 209
 210 cssu::Sequence< OUString > SAL_CALL SignatureVerifierImpl::getSupportedServiceNames(  )
 211     throw (cssu::RuntimeException, std::exception)
 212 {
 213     return SignatureVerifierImpl_getSupportedServiceNames();
 214 }
 215
 216 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */