cppuhelper/source/access_control.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 <cppuhelper/access_control.hxx>
  22
  23 #include <com/sun/star/security/XAccessController.hpp>
  24 #include <com/sun/star/security/RuntimePermission.hpp>
  25 #include <com/sun/star/io/FilePermission.hpp>
  26 #include <com/sun/star/connection/SocketPermission.hpp>
  27 #include <com/sun/star/uno/XComponentContext.hpp>
  28
  29 using namespace ::osl;
  30 using namespace ::com::sun::star;
  31 using namespace ::com::sun::star::uno;
  32
  33 namespace
  34 {
  35     OUString str_ac_singleton()
  36     {
  37         return "/singletons/com.sun.star.security.theAccessController";
  38     }
  39 }
  40
  41 namespace cppu
  42 {
  43
  44 AccessControl::AccessControl( Reference< XComponentContext > const & xContext )
  45 {
  46     if (! (xContext->getValueByName( str_ac_singleton() ) >>= m_xController))
  47     {
  48         throw SecurityException( "no access controller!" );
  49     }
  50 }
  51
  52 AccessControl::AccessControl(
  53     Reference< security::XAccessController > const & xController )
  54     : m_xController( xController )
  55 {
  56     if (! m_xController.is())
  57     {
  58         throw SecurityException( "no access controller!" );
  59     }
  60 }
  61
  62 AccessControl::AccessControl( AccessControl const & ac )
  63     : m_xController( ac.m_xController )
  64 {
  65     if (! m_xController.is())
  66     {
  67         throw SecurityException( "no access controller!" );
  68     }
  69 }
  70
  71 namespace {
  72
  73 #ifdef _WIN32
  74 #pragma pack(push, 8)
  75 #endif
  76     // binary comp. to all Permission structs
  77     struct permission
  78     {
  79         rtl_uString * m_str1;
  80         rtl_uString * m_str2;
  81     };
  82 #ifdef _WIN32
  83 #pragma pack(pop)
  84 #endif
  85
  86 void checkPermission(
  87     Reference< security::XAccessController > const & xController,
  88     Type const & type, rtl_uString * str1, rtl_uString * str2 )
  89 {
  90     permission perm;
  91     perm.m_str1 = str1;
  92     perm.m_str2 = str2;
  93
  94     uno_Any a;
  95     a.pType = type.getTypeLibType();
  96     a.pData = &perm;
  97
  98     xController->checkPermission( * static_cast< Any * >( &a ) );
  99 }
 100
 101 }
 102
 103 void AccessControl::checkRuntimePermission(
 104     OUString const & name )
 105 {
 106     checkPermission(
 107         m_xController,
 108         cppu::UnoType<security::RuntimePermission>::get(), name.pData, nullptr );
 109 }
 110
 111 void AccessControl::checkFilePermission(
 112     OUString const & url,
 113     OUString const & actions )
 114 {
 115     checkPermission(
 116         m_xController,
 117         cppu::UnoType<io::FilePermission>::get(), url.pData, actions.pData );
 118 }
 119
 120 void AccessControl::checkSocketPermission(
 121     OUString const & host,
 122     OUString const & actions )
 123 {
 124     checkPermission(
 125         m_xController,
 126         cppu::UnoType<connection::SocketPermission>::get(), host.pData, actions.pData );
 127 }
 128
 129 }
 130
 131 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */