AOO410/main/cppuhelper/source/access_control.cxx

/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_cppuhelper.hxx"

#include <cppuhelper/access_control.hxx>

#include <com/sun/star/security/XAccessController.hpp>
#include <com/sun/star/security/RuntimePermission.hpp>
#include <com/sun/star/io/FilePermission.hpp>
#include <com/sun/star/connection/SocketPermission.hpp>

#define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )


using namespace ::rtl;
using namespace ::osl;
using namespace ::com::sun::star;
using namespace ::com::sun::star::uno;

namespace
{
    inline OUString str_ac_singleton() 
    { 
        return OUSTR("/singletons/com.sun.star.security.theAccessController"); 
    }
}

namespace cppu
{
//__________________________________________________________________________________________________
AccessControl::AccessControl( Reference< XComponentContext > const & xContext )
    SAL_THROW( (RuntimeException) )
{
    if (! (xContext->getValueByName( str_ac_singleton() ) >>= m_xController))
    {
        throw SecurityException(
            OUSTR("no access controller!"), Reference< XInterface >() );
    }
}
//__________________________________________________________________________________________________
AccessControl::AccessControl(
    Reference< security::XAccessController > const & xController )
    SAL_THROW( (RuntimeException) )
    : m_xController( xController )
{
    if (! m_xController.is())
    {
        throw SecurityException(
            OUSTR("no access controller!"), Reference< XInterface >() );
    }
}
//__________________________________________________________________________________________________
AccessControl::AccessControl( AccessControl const & ac )
    SAL_THROW( (RuntimeException) )
    : m_xController( ac.m_xController )
{
    if (! m_xController.is())
    {
        throw SecurityException(
            OUSTR("no access controller!"), Reference< XInterface >() );
    }
}

#ifdef SAL_W32
#pragma pack(push, 8)
#endif
    // binary comp. to all Permission structs
    struct __permission
    {
        rtl_uString * m_str1;
        rtl_uString * m_str2;
    };
#ifdef SAL_W32
#pragma pack(pop)
#endif

//--------------------------------------------------------------------------------------------------
inline void __checkPermission(
    Reference< security::XAccessController > const & xController,
    Type const & type, rtl_uString * str1, rtl_uString * str2 )
    SAL_THROW( (RuntimeException) )
{
    __permission perm;
    perm.m_str1 = str1;
    perm.m_str2 = str2;
    
    uno_Any a;
    a.pType = type.getTypeLibType();
    a.pData = &perm;
    
    xController->checkPermission( * static_cast< Any * >( &a ) );
}
//__________________________________________________________________________________________________
void AccessControl::checkRuntimePermission(
    OUString const & name )
    SAL_THROW( (RuntimeException) )
{
    __checkPermission(
        m_xController,
        ::getCppuType( (security::RuntimePermission *)0 ), name.pData, 0 );
}
//__________________________________________________________________________________________________
void AccessControl::checkFilePermission(
    OUString const & url,
    OUString const & actions )
    SAL_THROW( (RuntimeException) )
{
    __checkPermission(
        m_xController,
        ::getCppuType( (io::FilePermission *)0 ), url.pData, actions.pData );
}
//__________________________________________________________________________________________________
void AccessControl::checkSocketPermission(
    OUString const & host,
    OUString const & actions )
    SAL_THROW( (RuntimeException) )
{
    __checkPermission(
        m_xController,
        ::getCppuType( (connection::SocketPermission *)0 ), host.pData, actions.pData );
}

}