xmlsecurity/source/xmlsec/mscrypt/seinitializer_mscryptimpl.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 "seinitializer_mscryptimpl.hxx"
  22
  23 #include "securityenvironment_mscryptimpl.hxx"
  24
  25 #include <xmlsec-wrapper.h>
  26 #include <xmlsec/mscrypto/app.h>
  27 #include <com/sun/star/xml/crypto/SecurityEnvironment.hpp>
  28 #include <com/sun/star/xml/crypto/XMLSecurityContext.hpp>
  29 #include <comphelper/processfactory.hxx>
  30 #include <cppuhelper/supportsservice.hxx>
  31 #include <o3tl/char16_t2wchar_t.hxx>
  32
  33 namespace cssu = com::sun::star::uno;
  34 namespace cssl = com::sun::star::lang;
  35 namespace cssxc = com::sun::star::xml::crypto;
  36
  37 SEInitializer_MSCryptImpl::SEInitializer_MSCryptImpl(
  38     const cssu::Reference< cssu::XComponentContext > &rxContext)
  39     :mxContext( rxContext )
  40 {
  41 }
  42
  43 SEInitializer_MSCryptImpl::~SEInitializer_MSCryptImpl()
  44 {
  45 }
  46
  47 /* XSEInitializer */
  48 cssu::Reference< cssxc::XXMLSecurityContext > SAL_CALL
  49     SEInitializer_MSCryptImpl::createSecurityContext(
  50     const OUString& sCertDB )
  51 {
  52     const char* n_pCertStore ;
  53     HCERTSTORE  n_hStoreHandle ;
  54     OString sCertDir;
  55
  56     //Initialize the crypto engine
  57     if( sCertDB.getLength() > 0 )
  58     {
  59         sCertDir = OString(sCertDB.getStr(), sCertDB.getLength(), RTL_TEXTENCODING_ASCII_US);
  60         n_pCertStore = sCertDir.getStr();
  61         n_hStoreHandle = CertOpenSystemStoreW( NULL, o3tl::toW(sCertDB.getStr())) ;
  62         if( n_hStoreHandle == nullptr )
  63         {
  64             return nullptr;
  65         }
  66     }
  67     else
  68     {
  69         n_pCertStore = nullptr ;
  70         n_hStoreHandle = nullptr ;
  71     }
  72
  73     xmlSecMSCryptoAppInit( n_pCertStore ) ;
  74
  75     try {
  76         /* Build Security Environment */
  77         cssu::Reference< cssxc::XSecurityEnvironment > xSecEnv = cssxc::SecurityEnvironment::create( mxContext );
  78
  79         /* Setup key slot and certDb */
  80         cssu::Reference< cssl::XUnoTunnel > xSecEnvTunnel( xSecEnv, cssu::UNO_QUERY_THROW );
  81         SecurityEnvironment_MSCryptImpl* pSecEnv = reinterpret_cast<SecurityEnvironment_MSCryptImpl*>(xSecEnvTunnel->getSomething( SecurityEnvironment_MSCryptImpl::getUnoTunnelId() ));
  82         if( pSecEnv == nullptr )
  83         {
  84             if( n_hStoreHandle != nullptr )
  85             {
  86                 CertCloseStore( n_hStoreHandle, CERT_CLOSE_STORE_FORCE_FLAG ) ;
  87             }
  88
  89             xmlSecMSCryptoAppShutdown() ;
  90             return nullptr;
  91         }
  92
  93         if( n_hStoreHandle != nullptr )
  94         {
  95             pSecEnv->setCryptoSlot( n_hStoreHandle ) ;
  96             pSecEnv->setCertDb( n_hStoreHandle ) ;
  97         }
  98         else
  99         {
 100             pSecEnv->enableDefaultCrypt( true ) ;
 101         }
 102
 103         /* Build XML Security Context */
 104         cssu::Reference< cssxc::XXMLSecurityContext > xSecCtx = cssxc::XMLSecurityContext::create( mxContext );
 105
 106         xSecCtx->setDefaultSecurityEnvironmentIndex(xSecCtx->addSecurityEnvironment( xSecEnv )) ;
 107         return xSecCtx;
 108     }
 109     catch( cssu::Exception& )
 110     {
 111         if( n_hStoreHandle != nullptr )
 112         {
 113             CertCloseStore( n_hStoreHandle, CERT_CLOSE_STORE_FORCE_FLAG ) ;
 114         }
 115
 116         xmlSecMSCryptoAppShutdown() ;
 117         return nullptr;
 118     }
 119 }
 120
 121 void SAL_CALL SEInitializer_MSCryptImpl::freeSecurityContext( const cssu::Reference< cssxc::XXMLSecurityContext >&)
 122 {
 123     /*
 124     cssu::Reference< cssxc::XSecurityEnvironment > xSecEnv
 125         = securityContext->getSecurityEnvironment();
 126
 127     if( xSecEnv.is() )
 128     {
 129         cssu::Reference< cssl::XUnoTunnel > xEnvTunnel( xSecEnv , cssu::UNO_QUERY ) ;
 130         if( xEnvTunnel.is() )
 131         {
 132             SecurityEnvironment_MSCryptImpl* pSecEnv = ( SecurityEnvironment_MSCryptImpl* )xEnvTunnel->getSomething( SecurityEnvironment_MSCryptImpl::getUnoTunnelId() ) ;
 133             HCERTSTORE n_hStoreHandle = pSecEnv->getCryptoSlot();
 134
 135             if( n_hStoreHandle != NULL )
 136             {
 137                 CertCloseStore( n_hStoreHandle, CERT_CLOSE_STORE_FORCE_FLAG ) ;
 138                 pSecEnv->setCryptoSlot( NULL ) ;
 139                 pSecEnv->setCertDb( NULL ) ;
 140             }
 141
 142             xmlSecMSCryptoAppShutdown() ;
 143         }
 144     }
 145     */
 146
 147     xmlSecMSCryptoAppShutdown() ;
 148 }
 149
 150 OUString SEInitializer_MSCryptImpl_getImplementationName()
 151 {
 152     return OUString( "com.sun.star.xml.security.bridge.xmlsec.SEInitializer_MSCryptImpl" );
 153 }
 154
 155 cssu::Sequence< OUString > SAL_CALL SEInitializer_MSCryptImpl_getSupportedServiceNames()
 156 {
 157     cssu::Sequence<OUString> aRet { "com.sun.star.xml.crypto.SEInitializer" };
 158     return aRet;
 159 }
 160
 161 cssu::Reference< cssu::XInterface > SAL_CALL SEInitializer_MSCryptImpl_createInstance( const cssu::Reference< cssl::XMultiServiceFactory > & rSMgr)
 162 {
 163     return static_cast<cppu::OWeakObject*>(new SEInitializer_MSCryptImpl( comphelper::getComponentContext(rSMgr) ));
 164 }
 165
 166 /* XServiceInfo */
 167 OUString SAL_CALL SEInitializer_MSCryptImpl::getImplementationName()
 168 {
 169     return SEInitializer_MSCryptImpl_getImplementationName();
 170 }
 171
 172 sal_Bool SAL_CALL SEInitializer_MSCryptImpl::supportsService( const OUString& rServiceName )
 173 {
 174     return cppu::supportsService( this, rServiceName );
 175 }
 176
 177 cssu::Sequence< OUString > SAL_CALL SEInitializer_MSCryptImpl::getSupportedServiceNames()
 178 {
 179     return SEInitializer_MSCryptImpl_getSupportedServiceNames();
 180 }
 181
 182 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */