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
  28 using namespace ::osl;
  29 using namespace ::com::sun::star;
  30 using namespace ::com::sun::star::uno;
  31
  32 using rtl::OUString;
  33
  34 namespace
  35 {
  36     inline OUString str_ac_singleton()
  37     {
  38         return OUString("/singletons/com.sun.star.security.theAccessController");
  39     }
  40 }
  41
  42 namespace cppu
  43 {
  44
  45 AccessControl::AccessControl( Reference< XComponentContext > const & xContext )
  46     SAL_THROW( (RuntimeException) )
  47 {
  48     if (! (xContext->getValueByName( str_ac_singleton() ) >>= m_xController))
  49     {
  50         throw SecurityException(
  51             "no access controller!", Reference< XInterface >() );
  52     }
  53 }
  54
  55 AccessControl::AccessControl(
  56     Reference< security::XAccessController > const & xController )
  57     SAL_THROW( (RuntimeException) )
  58     : m_xController( xController )
  59 {
  60     if (! m_xController.is())
  61     {
  62         throw SecurityException(
  63             "no access controller!", Reference< XInterface >() );
  64     }
  65 }
  66
  67 AccessControl::AccessControl( AccessControl const & ac )
  68     SAL_THROW( (RuntimeException) )
  69     : m_xController( ac.m_xController )
  70 {
  71     if (! m_xController.is())
  72     {
  73         throw SecurityException(
  74             "no access controller!", Reference< XInterface >() );
  75     }
  76 }
  77
  78 #ifdef SAL_W32
  79 #pragma pack(push, 8)
  80 #endif
  81     // binary comp. to all Permission structs
  82     struct __permission
  83     {
  84         rtl_uString * m_str1;
  85         rtl_uString * m_str2;
  86     };
  87 #ifdef SAL_W32
  88 #pragma pack(pop)
  89 #endif
  90
  91
  92 inline void __checkPermission(
  93     Reference< security::XAccessController > const & xController,
  94     Type const & type, rtl_uString * str1, rtl_uString * str2 )
  95     SAL_THROW( (RuntimeException) )
  96 {
  97     __permission perm;
  98     perm.m_str1 = str1;
  99     perm.m_str2 = str2;
 100
 101     uno_Any a;
 102     a.pType = type.getTypeLibType();
 103     a.pData = &perm;
 104
 105     xController->checkPermission( * static_cast< Any * >( &a ) );
 106 }
 107
 108 void AccessControl::checkRuntimePermission(
 109     OUString const & name )
 110     SAL_THROW( (RuntimeException) )
 111 {
 112     __checkPermission(
 113         m_xController,
 114         ::getCppuType( (security::RuntimePermission *)0 ), name.pData, 0 );
 115 }
 116
 117 void AccessControl::checkFilePermission(
 118     OUString const & url,
 119     OUString const & actions )
 120     SAL_THROW( (RuntimeException) )
 121 {
 122     __checkPermission(
 123         m_xController,
 124         ::getCppuType( (io::FilePermission *)0 ), url.pData, actions.pData );
 125 }
 126
 127 void AccessControl::checkSocketPermission(
 128     OUString const & host,
 129     OUString const & actions )
 130     SAL_THROW( (RuntimeException) )
 131 {
 132     __checkPermission(
 133         m_xController,
 134         ::getCppuType( (connection::SocketPermission *)0 ), host.pData, actions.pData );
 135 }
 136
 137 }
 138
 139 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */