1065 lines
35 KiB
C++
1065 lines
35 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: access_controller.cxx,v $
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* $Revision: 1.12 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_stoc.hxx"
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#include <vector>
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#include <memory>
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#include <osl/diagnose.h>
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#include <osl/interlck.h>
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#include <osl/mutex.hxx>
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#include <osl/thread.hxx>
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#include <rtl/ustrbuf.hxx>
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#include <rtl/string.hxx>
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#include <uno/current_context.h>
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#include <cppuhelper/implbase1.hxx>
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#include <cppuhelper/compbase3.hxx>
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#include <cppuhelper/factory.hxx>
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#include <cppuhelper/implementationentry.hxx>
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#include <com/sun/star/uno/XCurrentContext.hpp>
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#include <com/sun/star/uno/DeploymentException.hpp>
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#include <com/sun/star/lang/DisposedException.hpp>
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#include <com/sun/star/lang/XComponent.hpp>
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#include <com/sun/star/lang/XServiceInfo.hpp>
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#include <com/sun/star/lang/XInitialization.hpp>
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#include <com/sun/star/security/XAccessController.hpp>
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#include <com/sun/star/security/XPolicy.hpp>
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#include "lru_cache.h"
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#include "permissions.h"
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#define OUSTR(x) ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM(x) )
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#define SERVICE_NAME "com.sun.star.security.AccessController"
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#define IMPL_NAME "com.sun.star.security.comp.stoc.AccessController"
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#define USER_CREDS "access-control.user-credentials"
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using namespace ::std;
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using namespace ::osl;
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using namespace ::cppu;
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using namespace ::com::sun::star;
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using namespace ::com::sun::star::uno;
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using ::rtl::OUString;
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using ::rtl::OUStringBuffer;
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using ::rtl::OString;
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extern ::rtl_StandardModuleCount g_moduleCount;
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namespace stoc_sec
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{
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// static stuff initialized when loading lib
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static OUString s_envType = OUSTR(CPPU_CURRENT_LANGUAGE_BINDING_NAME);
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static OUString s_implName = OUSTR(IMPL_NAME);
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static OUString s_serviceName = OUSTR(SERVICE_NAME);
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static OUString s_acRestriction = OUSTR("access-control.restriction");
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static Sequence< OUString > s_serviceNames = Sequence< OUString >( &s_serviceName, 1 );
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//##################################################################################################
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/** ac context intersects permissions of two ac contexts
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*/
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class acc_Intersection
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: public WeakImplHelper1< security::XAccessControlContext >
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{
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Reference< security::XAccessControlContext > m_x1, m_x2;
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inline acc_Intersection(
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Reference< security::XAccessControlContext > const & x1,
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Reference< security::XAccessControlContext > const & x2 )
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SAL_THROW( () );
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public:
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virtual ~acc_Intersection()
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SAL_THROW( () );
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static inline Reference< security::XAccessControlContext > create(
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Reference< security::XAccessControlContext > const & x1,
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Reference< security::XAccessControlContext > const & x2 )
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SAL_THROW( () );
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// XAccessControlContext impl
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virtual void SAL_CALL checkPermission(
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Any const & perm )
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throw (RuntimeException);
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};
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//__________________________________________________________________________________________________
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inline acc_Intersection::acc_Intersection(
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Reference< security::XAccessControlContext > const & x1,
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Reference< security::XAccessControlContext > const & x2 )
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SAL_THROW( () )
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: m_x1( x1 )
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, m_x2( x2 )
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{
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g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
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}
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//__________________________________________________________________________________________________
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acc_Intersection::~acc_Intersection()
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SAL_THROW( () )
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{
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g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
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}
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//--------------------------------------------------------------------------------------------------
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inline Reference< security::XAccessControlContext > acc_Intersection::create(
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Reference< security::XAccessControlContext > const & x1,
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Reference< security::XAccessControlContext > const & x2 )
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SAL_THROW( () )
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{
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if (! x1.is())
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return x2;
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if (! x2.is())
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return x1;
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return new acc_Intersection( x1, x2 );
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}
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//__________________________________________________________________________________________________
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void acc_Intersection::checkPermission(
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Any const & perm )
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throw (RuntimeException)
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{
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m_x1->checkPermission( perm );
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m_x2->checkPermission( perm );
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}
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/** ac context unifies permissions of two ac contexts
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*/
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class acc_Union
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: public WeakImplHelper1< security::XAccessControlContext >
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{
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Reference< security::XAccessControlContext > m_x1, m_x2;
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inline acc_Union(
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Reference< security::XAccessControlContext > const & x1,
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Reference< security::XAccessControlContext > const & x2 )
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SAL_THROW( () );
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public:
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virtual ~acc_Union()
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SAL_THROW( () );
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static inline Reference< security::XAccessControlContext > create(
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Reference< security::XAccessControlContext > const & x1,
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Reference< security::XAccessControlContext > const & x2 )
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SAL_THROW( () );
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// XAccessControlContext impl
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virtual void SAL_CALL checkPermission(
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Any const & perm )
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throw (RuntimeException);
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};
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//__________________________________________________________________________________________________
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inline acc_Union::acc_Union(
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Reference< security::XAccessControlContext > const & x1,
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Reference< security::XAccessControlContext > const & x2 )
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SAL_THROW( () )
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: m_x1( x1 )
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, m_x2( x2 )
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{
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g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
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}
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//__________________________________________________________________________________________________
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acc_Union::~acc_Union()
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SAL_THROW( () )
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{
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g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
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}
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//--------------------------------------------------------------------------------------------------
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inline Reference< security::XAccessControlContext > acc_Union::create(
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Reference< security::XAccessControlContext > const & x1,
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Reference< security::XAccessControlContext > const & x2 )
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SAL_THROW( () )
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{
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if (! x1.is())
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return Reference< security::XAccessControlContext >(); // unrestricted
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if (! x2.is())
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return Reference< security::XAccessControlContext >(); // unrestricted
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return new acc_Union( x1, x2 );
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}
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//__________________________________________________________________________________________________
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void acc_Union::checkPermission(
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Any const & perm )
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throw (RuntimeException)
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{
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try
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{
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m_x1->checkPermission( perm );
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}
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catch (security::AccessControlException &)
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{
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m_x2->checkPermission( perm );
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}
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}
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/** ac context doing permission checks on static permissions
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*/
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class acc_Policy
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: public WeakImplHelper1< security::XAccessControlContext >
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{
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PermissionCollection m_permissions;
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public:
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inline acc_Policy(
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PermissionCollection const & permissions )
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SAL_THROW( () );
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virtual ~acc_Policy()
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SAL_THROW( () );
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// XAccessControlContext impl
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virtual void SAL_CALL checkPermission(
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Any const & perm )
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throw (RuntimeException);
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};
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//__________________________________________________________________________________________________
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inline acc_Policy::acc_Policy(
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PermissionCollection const & permissions )
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SAL_THROW( () )
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: m_permissions( permissions )
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{
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g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
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}
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//__________________________________________________________________________________________________
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acc_Policy::~acc_Policy()
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SAL_THROW( () )
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{
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g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
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}
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//__________________________________________________________________________________________________
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void acc_Policy::checkPermission(
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Any const & perm )
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throw (RuntimeException)
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{
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m_permissions.checkPermission( perm );
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}
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/** current context overriding dynamic ac restriction
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*/
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class acc_CurrentContext
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: public ImplHelper1< XCurrentContext >
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{
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oslInterlockedCount m_refcount;
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Reference< XCurrentContext > m_xDelegate;
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Any m_restriction;
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public:
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inline acc_CurrentContext(
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Reference< XCurrentContext > const & xDelegate,
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Reference< security::XAccessControlContext > const & xRestriction )
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SAL_THROW( () );
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virtual ~acc_CurrentContext() SAL_THROW( () );
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// XInterface impl
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virtual void SAL_CALL acquire()
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throw ();
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virtual void SAL_CALL release()
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throw ();
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// XCurrentContext impl
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virtual Any SAL_CALL getValueByName( OUString const & name )
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throw (RuntimeException);
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};
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//__________________________________________________________________________________________________
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inline acc_CurrentContext::acc_CurrentContext(
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Reference< XCurrentContext > const & xDelegate,
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Reference< security::XAccessControlContext > const & xRestriction )
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SAL_THROW( () )
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: m_refcount( 0 )
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, m_xDelegate( xDelegate )
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{
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g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
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if (xRestriction.is())
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{
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m_restriction = makeAny( xRestriction );
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}
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// return empty any otherwise on getValueByName(), not null interface
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}
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//__________________________________________________________________________________________________
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acc_CurrentContext::~acc_CurrentContext()
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SAL_THROW( () )
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{
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g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
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}
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//__________________________________________________________________________________________________
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void acc_CurrentContext::acquire()
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throw ()
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{
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::osl_incrementInterlockedCount( &m_refcount );
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}
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//__________________________________________________________________________________________________
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void acc_CurrentContext::release()
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throw ()
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{
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if (! ::osl_decrementInterlockedCount( &m_refcount ))
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{
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delete this;
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}
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}
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//__________________________________________________________________________________________________
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Any acc_CurrentContext::getValueByName( OUString const & name )
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throw (RuntimeException)
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{
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if (name.equals( s_acRestriction ))
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{
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return m_restriction;
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}
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else if (m_xDelegate.is())
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{
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return m_xDelegate->getValueByName( name );
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}
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else
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{
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return Any();
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}
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}
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//##################################################################################################
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//--------------------------------------------------------------------------------------------------
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static inline void dispose( Reference< XInterface > const & x )
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SAL_THROW( (RuntimeException) )
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{
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Reference< lang::XComponent > xComp( x, UNO_QUERY );
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if (xComp.is())
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{
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xComp->dispose();
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}
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}
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//--------------------------------------------------------------------------------------------------
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static inline Reference< security::XAccessControlContext > getDynamicRestriction(
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Reference< XCurrentContext > const & xContext )
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SAL_THROW( (RuntimeException) )
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{
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if (xContext.is())
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{
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Any acc( xContext->getValueByName( s_acRestriction ) );
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if (typelib_TypeClass_INTERFACE == acc.pType->eTypeClass)
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{
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// avoid ref-counting
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OUString const & typeName =
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*reinterpret_cast< OUString const * >( &acc.pType->pTypeName );
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if (typeName.equalsAsciiL(
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RTL_CONSTASCII_STRINGPARAM("com.sun.star.security.XAccessControlContext") ))
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{
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return Reference< security::XAccessControlContext >(
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*reinterpret_cast< security::XAccessControlContext ** const >( acc.pData ) );
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}
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else // try to query
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{
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return Reference< security::XAccessControlContext >::query(
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*reinterpret_cast< XInterface ** const >( acc.pData ) );
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}
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}
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}
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return Reference< security::XAccessControlContext >();
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}
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//==================================================================================================
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class cc_reset
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{
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void * m_cc;
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public:
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inline cc_reset( void * cc ) SAL_THROW( () )
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: m_cc( cc ) {}
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inline ~cc_reset() SAL_THROW( () )
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{ ::uno_setCurrentContext( m_cc, s_envType.pData, 0 ); }
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};
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//##################################################################################################
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struct MutexHolder
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{
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Mutex m_mutex;
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};
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typedef WeakComponentImplHelper3<
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security::XAccessController, lang::XServiceInfo, lang::XInitialization > t_helper;
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//==================================================================================================
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class AccessController
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: public MutexHolder
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, public t_helper
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{
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Reference< XComponentContext > m_xComponentContext;
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Reference< security::XPolicy > m_xPolicy;
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Reference< security::XPolicy > const & getPolicy()
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SAL_THROW( (RuntimeException) );
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// mode
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enum Mode { OFF, ON, DYNAMIC_ONLY, SINGLE_USER, SINGLE_DEFAULT_USER } m_mode;
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PermissionCollection m_defaultPermissions;
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// for single-user mode
|
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PermissionCollection m_singleUserPermissions;
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OUString m_singleUserId;
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bool m_defaultPerm_init;
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bool m_singleUser_init;
|
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// for multi-user mode
|
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lru_cache< OUString, PermissionCollection, ::rtl::OUStringHash, equal_to< OUString > >
|
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m_user2permissions;
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|
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ThreadData m_rec;
|
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typedef vector< pair< OUString, Any > > t_rec_vec;
|
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inline void clearPostPoned() SAL_THROW( () );
|
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void checkAndClearPostPoned() SAL_THROW( (RuntimeException) );
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|
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PermissionCollection getEffectivePermissions(
|
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Reference< XCurrentContext > const & xContext,
|
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Any const & demanded_perm )
|
|
SAL_THROW( (RuntimeException) );
|
|
|
|
protected:
|
|
virtual void SAL_CALL disposing();
|
|
|
|
public:
|
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AccessController( Reference< XComponentContext > const & xComponentContext )
|
|
SAL_THROW( (RuntimeException) );
|
|
virtual ~AccessController()
|
|
SAL_THROW( () );
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|
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// XInitialization impl
|
|
virtual void SAL_CALL initialize(
|
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Sequence< Any > const & arguments )
|
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throw (Exception);
|
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|
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// XAccessController impl
|
|
virtual void SAL_CALL checkPermission(
|
|
Any const & perm )
|
|
throw (RuntimeException);
|
|
virtual Any SAL_CALL doRestricted(
|
|
Reference< security::XAction > const & xAction,
|
|
Reference< security::XAccessControlContext > const & xRestriction )
|
|
throw (Exception);
|
|
virtual Any SAL_CALL doPrivileged(
|
|
Reference< security::XAction > const & xAction,
|
|
Reference< security::XAccessControlContext > const & xRestriction )
|
|
throw (Exception);
|
|
virtual Reference< security::XAccessControlContext > SAL_CALL getContext()
|
|
throw (RuntimeException);
|
|
|
|
// XServiceInfo impl
|
|
virtual OUString SAL_CALL getImplementationName()
|
|
throw (RuntimeException);
|
|
virtual sal_Bool SAL_CALL supportsService( OUString const & serviceName )
|
|
throw (RuntimeException);
|
|
virtual Sequence< OUString > SAL_CALL getSupportedServiceNames()
|
|
throw (RuntimeException);
|
|
};
|
|
//__________________________________________________________________________________________________
|
|
AccessController::AccessController( Reference< XComponentContext > const & xComponentContext )
|
|
SAL_THROW( (RuntimeException) )
|
|
: t_helper( m_mutex )
|
|
, m_xComponentContext( xComponentContext )
|
|
, m_mode( ON ) // default
|
|
, m_defaultPerm_init( false )
|
|
, m_singleUser_init( false )
|
|
, m_rec( 0 )
|
|
{
|
|
g_moduleCount.modCnt.acquire( &g_moduleCount.modCnt );
|
|
|
|
OUString mode;
|
|
if (m_xComponentContext->getValueByName( OUSTR("/services/" SERVICE_NAME "/mode") ) >>= mode)
|
|
{
|
|
if (mode.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM("off") ))
|
|
{
|
|
m_mode = OFF;
|
|
}
|
|
else if (mode.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM("on") ))
|
|
{
|
|
m_mode = ON;
|
|
}
|
|
else if (mode.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM("dynamic-only") ))
|
|
{
|
|
m_mode = DYNAMIC_ONLY;
|
|
}
|
|
else if (mode.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM("single-user") ))
|
|
{
|
|
m_xComponentContext->getValueByName(
|
|
OUSTR("/services/" SERVICE_NAME "/single-user-id") ) >>= m_singleUserId;
|
|
if (! m_singleUserId.getLength())
|
|
{
|
|
throw RuntimeException(
|
|
OUSTR("expected a user id in component context entry "
|
|
"\"/services/" SERVICE_NAME "/single-user-id\"!"),
|
|
(OWeakObject *)this );
|
|
}
|
|
m_mode = SINGLE_USER;
|
|
}
|
|
else if (mode.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM("single-default-user") ))
|
|
{
|
|
m_mode = SINGLE_DEFAULT_USER;
|
|
}
|
|
}
|
|
|
|
// switch on caching for DYNAMIC_ONLY and ON (sharable multi-user process)
|
|
if (ON == m_mode || DYNAMIC_ONLY == m_mode)
|
|
{
|
|
sal_Int32 cacheSize = 0; // multi-user cache size
|
|
if (! (m_xComponentContext->getValueByName(
|
|
OUSTR("/services/" SERVICE_NAME "/user-cache-size") ) >>= cacheSize))
|
|
{
|
|
cacheSize = 128; // reasonable default?
|
|
}
|
|
#ifdef __CACHE_DIAGNOSE
|
|
cacheSize = 2;
|
|
#endif
|
|
m_user2permissions.setSize( cacheSize );
|
|
}
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
AccessController::~AccessController()
|
|
SAL_THROW( () )
|
|
{
|
|
g_moduleCount.modCnt.release( &g_moduleCount.modCnt );
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
void AccessController::disposing()
|
|
{
|
|
m_mode = OFF; // avoid checks from now on xxx todo review/ better DYNAMIC_ONLY?
|
|
m_xPolicy.clear();
|
|
m_xComponentContext.clear();
|
|
}
|
|
|
|
// XInitialization impl
|
|
//__________________________________________________________________________________________________
|
|
void AccessController::initialize(
|
|
Sequence< Any > const & arguments )
|
|
throw (Exception)
|
|
{
|
|
// xxx todo: review for forking
|
|
// portal forking hack: re-initialize for another user-id
|
|
if (SINGLE_USER != m_mode) // only if in single-user mode
|
|
{
|
|
throw RuntimeException(
|
|
OUSTR("invalid call: ac must be in \"single-user\" mode!"), (OWeakObject *)this );
|
|
}
|
|
OUString userId;
|
|
arguments[ 0 ] >>= userId;
|
|
if (! userId.getLength())
|
|
{
|
|
throw RuntimeException(
|
|
OUSTR("expected a user-id as first argument!"), (OWeakObject *)this );
|
|
}
|
|
// assured that no sync is necessary: no check happens at this forking time
|
|
m_singleUserId = userId;
|
|
m_singleUser_init = false;
|
|
}
|
|
|
|
//__________________________________________________________________________________________________
|
|
Reference< security::XPolicy > const & AccessController::getPolicy()
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
// get policy singleton
|
|
if (! m_xPolicy.is())
|
|
{
|
|
Reference< security::XPolicy > xPolicy;
|
|
m_xComponentContext->getValueByName(
|
|
OUSTR("/singletons/com.sun.star.security.thePolicy") ) >>= xPolicy;
|
|
if (xPolicy.is())
|
|
{
|
|
MutexGuard guard( m_mutex );
|
|
if (! m_xPolicy.is())
|
|
{
|
|
m_xPolicy = xPolicy;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
throw SecurityException(
|
|
OUSTR("cannot get policy singleton!"), (OWeakObject *)this );
|
|
}
|
|
}
|
|
return m_xPolicy;
|
|
}
|
|
|
|
#ifdef __DIAGNOSE
|
|
static void dumpPermissions(
|
|
PermissionCollection const & collection, OUString const & userId = OUString() ) SAL_THROW( () )
|
|
{
|
|
OUStringBuffer buf( 48 );
|
|
if (userId.getLength())
|
|
{
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("> dumping permissions of user \"") );
|
|
buf.append( userId );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\":") );
|
|
}
|
|
else
|
|
{
|
|
buf.appendAscii(
|
|
RTL_CONSTASCII_STRINGPARAM("> dumping default permissions:") );
|
|
}
|
|
OString str( ::rtl::OUStringToOString( buf.makeStringAndClear(), RTL_TEXTENCODING_ASCII_US ) );
|
|
OSL_TRACE( str.getStr() );
|
|
Sequence< OUString > permissions( collection.toStrings() );
|
|
OUString const * p = permissions.getConstArray();
|
|
for ( sal_Int32 nPos = 0; nPos < permissions.getLength(); ++nPos )
|
|
{
|
|
OString str( ::rtl::OUStringToOString( p[ nPos ], RTL_TEXTENCODING_ASCII_US ) );
|
|
OSL_TRACE( str.getStr() );
|
|
}
|
|
OSL_TRACE( "> permission dump done" );
|
|
}
|
|
#endif
|
|
|
|
|
|
//__________________________________________________________________________________________________
|
|
inline void AccessController::clearPostPoned() SAL_THROW( () )
|
|
{
|
|
delete reinterpret_cast< t_rec_vec * >( m_rec.getData() );
|
|
m_rec.setData( 0 );
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
void AccessController::checkAndClearPostPoned() SAL_THROW( (RuntimeException) )
|
|
{
|
|
// check postponed permissions
|
|
auto_ptr< t_rec_vec > rec( reinterpret_cast< t_rec_vec * >( m_rec.getData() ) );
|
|
m_rec.setData( 0 ); // takeover ownership
|
|
OSL_ASSERT( rec.get() );
|
|
if (rec.get())
|
|
{
|
|
t_rec_vec const & vec = *rec.get();
|
|
switch (m_mode)
|
|
{
|
|
case SINGLE_USER:
|
|
{
|
|
OSL_ASSERT( m_singleUser_init );
|
|
for ( size_t nPos = 0; nPos < vec.size(); ++nPos )
|
|
{
|
|
pair< OUString, Any > const & p = vec[ nPos ];
|
|
OSL_ASSERT( m_singleUserId.equals( p.first ) );
|
|
m_singleUserPermissions.checkPermission( p.second );
|
|
}
|
|
break;
|
|
}
|
|
case SINGLE_DEFAULT_USER:
|
|
{
|
|
OSL_ASSERT( m_defaultPerm_init );
|
|
for ( size_t nPos = 0; nPos < vec.size(); ++nPos )
|
|
{
|
|
pair< OUString, Any > const & p = vec[ nPos ];
|
|
OSL_ASSERT( !p.first.getLength() ); // default-user
|
|
m_defaultPermissions.checkPermission( p.second );
|
|
}
|
|
break;
|
|
}
|
|
case ON:
|
|
{
|
|
for ( size_t nPos = 0; nPos < vec.size(); ++nPos )
|
|
{
|
|
pair< OUString, Any > const & p = vec[ nPos ];
|
|
PermissionCollection const * pPermissions;
|
|
// lookup policy for user
|
|
{
|
|
MutexGuard guard( m_mutex );
|
|
pPermissions = m_user2permissions.lookup( p.first );
|
|
}
|
|
OSL_ASSERT( pPermissions );
|
|
if (pPermissions)
|
|
{
|
|
pPermissions->checkPermission( p.second );
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
OSL_ENSURE( 0, "### this should never be called in this ac mode!" );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
/** this is the only function calling the policy singleton and thus has to take care
|
|
of recurring calls!
|
|
|
|
@param demanded_perm (if not empty) is the demanded permission of a checkPermission() call
|
|
which will be postponed for recurring calls
|
|
*/
|
|
PermissionCollection AccessController::getEffectivePermissions(
|
|
Reference< XCurrentContext > const & xContext,
|
|
Any const & demanded_perm )
|
|
SAL_THROW( (RuntimeException) )
|
|
{
|
|
OUString userId;
|
|
|
|
switch (m_mode)
|
|
{
|
|
case SINGLE_USER:
|
|
{
|
|
if (m_singleUser_init)
|
|
return m_singleUserPermissions;
|
|
userId = m_singleUserId;
|
|
break;
|
|
}
|
|
case SINGLE_DEFAULT_USER:
|
|
{
|
|
if (m_defaultPerm_init)
|
|
return m_defaultPermissions;
|
|
break;
|
|
}
|
|
case ON:
|
|
{
|
|
if (xContext.is())
|
|
{
|
|
xContext->getValueByName( OUSTR(USER_CREDS ".id") ) >>= userId;
|
|
}
|
|
if (! userId.getLength())
|
|
{
|
|
throw SecurityException(
|
|
OUSTR("cannot determine current user in multi-user ac!"), (OWeakObject *)this );
|
|
}
|
|
|
|
// lookup policy for user
|
|
MutexGuard guard( m_mutex );
|
|
PermissionCollection const * pPermissions = m_user2permissions.lookup( userId );
|
|
if (pPermissions)
|
|
return *pPermissions;
|
|
break;
|
|
}
|
|
default:
|
|
OSL_ENSURE( 0, "### this should never be called in this ac mode!" );
|
|
return PermissionCollection();
|
|
}
|
|
|
|
// call on policy
|
|
// iff this is a recurring call for the default user, then grant all permissions
|
|
t_rec_vec * rec = reinterpret_cast< t_rec_vec * >( m_rec.getData() );
|
|
if (rec) // tls entry exists => this is recursive call
|
|
{
|
|
if (demanded_perm.hasValue())
|
|
{
|
|
// enqueue
|
|
rec->push_back( pair< OUString, Any >( userId, demanded_perm ) );
|
|
}
|
|
#ifdef __DIAGNOSE
|
|
OUStringBuffer buf( 48 );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("> info: recurring call of user \"") );
|
|
buf.append( userId );
|
|
buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\"") );
|
|
OString str(
|
|
::rtl::OUStringToOString( buf.makeStringAndClear(), RTL_TEXTENCODING_ASCII_US ) );
|
|
OSL_TRACE( str.getStr() );
|
|
#endif
|
|
return PermissionCollection( new AllPermission() );
|
|
}
|
|
else // no tls
|
|
{
|
|
rec = new t_rec_vec;
|
|
m_rec.setData( rec );
|
|
}
|
|
|
|
try // calls on API
|
|
{
|
|
// init default permissions
|
|
if (! m_defaultPerm_init)
|
|
{
|
|
PermissionCollection defaultPermissions(
|
|
getPolicy()->getDefaultPermissions() );
|
|
// assign
|
|
MutexGuard guard( m_mutex );
|
|
if (! m_defaultPerm_init)
|
|
{
|
|
m_defaultPermissions = defaultPermissions;
|
|
m_defaultPerm_init = true;
|
|
}
|
|
#ifdef __DIAGNOSE
|
|
dumpPermissions( m_defaultPermissions );
|
|
#endif
|
|
}
|
|
|
|
PermissionCollection ret;
|
|
|
|
// init user permissions
|
|
switch (m_mode)
|
|
{
|
|
case SINGLE_USER:
|
|
{
|
|
ret = PermissionCollection(
|
|
getPolicy()->getPermissions( userId ), m_defaultPermissions );
|
|
{
|
|
// assign
|
|
MutexGuard guard( m_mutex );
|
|
if (m_singleUser_init)
|
|
{
|
|
ret = m_singleUserPermissions;
|
|
}
|
|
else
|
|
{
|
|
m_singleUserPermissions = ret;
|
|
m_singleUser_init = true;
|
|
}
|
|
}
|
|
#ifdef __DIAGNOSE
|
|
dumpPermissions( ret, userId );
|
|
#endif
|
|
break;
|
|
}
|
|
case SINGLE_DEFAULT_USER:
|
|
{
|
|
ret = m_defaultPermissions;
|
|
break;
|
|
}
|
|
case ON:
|
|
{
|
|
ret = PermissionCollection(
|
|
getPolicy()->getPermissions( userId ), m_defaultPermissions );
|
|
{
|
|
// cache
|
|
MutexGuard guard( m_mutex );
|
|
m_user2permissions.set( userId, ret );
|
|
}
|
|
#ifdef __DIAGNOSE
|
|
dumpPermissions( ret, userId );
|
|
#endif
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
// check postponed
|
|
checkAndClearPostPoned();
|
|
return ret;
|
|
}
|
|
catch (security::AccessControlException & exc) // wrapped into DeploymentException
|
|
{
|
|
clearPostPoned(); // safety: exception could have happened before checking postponed?
|
|
OUStringBuffer buf( 64 );
|
|
buf.appendAscii(
|
|
RTL_CONSTASCII_STRINGPARAM("deployment error (AccessControlException occured): ") );
|
|
buf.append( exc.Message );
|
|
throw DeploymentException( buf.makeStringAndClear(), exc.Context );
|
|
}
|
|
catch (RuntimeException &)
|
|
{
|
|
// dont check postponed, just cleanup
|
|
clearPostPoned();
|
|
delete reinterpret_cast< t_rec_vec * >( m_rec.getData() );
|
|
m_rec.setData( 0 );
|
|
throw;
|
|
}
|
|
catch (Exception &)
|
|
{
|
|
// check postponed permissions first
|
|
// => AccessControlExceptions are errors, user exceptions not!
|
|
checkAndClearPostPoned();
|
|
throw;
|
|
}
|
|
catch (...)
|
|
{
|
|
// dont check postponed, just cleanup
|
|
clearPostPoned();
|
|
throw;
|
|
}
|
|
}
|
|
|
|
// XAccessController impl
|
|
//__________________________________________________________________________________________________
|
|
void AccessController::checkPermission(
|
|
Any const & perm )
|
|
throw (RuntimeException)
|
|
{
|
|
if (rBHelper.bDisposed)
|
|
{
|
|
throw lang::DisposedException(
|
|
OUSTR("checkPermission() call on disposed AccessController!"), (OWeakObject *)this );
|
|
}
|
|
|
|
if (OFF == m_mode)
|
|
return;
|
|
|
|
// first dynamic check of ac contexts
|
|
Reference< XCurrentContext > xContext;
|
|
::uno_getCurrentContext( (void **)&xContext, s_envType.pData, 0 );
|
|
Reference< security::XAccessControlContext > xACC( getDynamicRestriction( xContext ) );
|
|
if (xACC.is())
|
|
{
|
|
xACC->checkPermission( perm );
|
|
}
|
|
|
|
if (DYNAMIC_ONLY == m_mode)
|
|
return;
|
|
|
|
// then static check
|
|
getEffectivePermissions( xContext, perm ).checkPermission( perm );
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
Any AccessController::doRestricted(
|
|
Reference< security::XAction > const & xAction,
|
|
Reference< security::XAccessControlContext > const & xRestriction )
|
|
throw (Exception)
|
|
{
|
|
if (rBHelper.bDisposed)
|
|
{
|
|
throw lang::DisposedException(
|
|
OUSTR("doRestricted() call on disposed AccessController!"), (OWeakObject *)this );
|
|
}
|
|
|
|
if (OFF == m_mode) // optimize this way, because no dynamic check will be performed
|
|
return xAction->run();
|
|
|
|
if (xRestriction.is())
|
|
{
|
|
Reference< XCurrentContext > xContext;
|
|
::uno_getCurrentContext( (void **)&xContext, s_envType.pData, 0 );
|
|
|
|
// override restriction
|
|
Reference< XCurrentContext > xNewContext(
|
|
new acc_CurrentContext( xContext, acc_Intersection::create(
|
|
xRestriction, getDynamicRestriction( xContext ) ) ) );
|
|
::uno_setCurrentContext( xNewContext.get(), s_envType.pData, 0 );
|
|
cc_reset reset( xContext.get() );
|
|
return xAction->run();
|
|
}
|
|
else
|
|
{
|
|
return xAction->run();
|
|
}
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
Any AccessController::doPrivileged(
|
|
Reference< security::XAction > const & xAction,
|
|
Reference< security::XAccessControlContext > const & xRestriction )
|
|
throw (Exception)
|
|
{
|
|
if (rBHelper.bDisposed)
|
|
{
|
|
throw lang::DisposedException(
|
|
OUSTR("doPrivileged() call on disposed AccessController!"), (OWeakObject *)this );
|
|
}
|
|
|
|
if (OFF == m_mode) // no dynamic check will be performed
|
|
{
|
|
return xAction->run();
|
|
}
|
|
|
|
Reference< XCurrentContext > xContext;
|
|
::uno_getCurrentContext( (void **)&xContext, s_envType.pData, 0 );
|
|
|
|
Reference< security::XAccessControlContext > xOldRestr(
|
|
getDynamicRestriction( xContext ) );
|
|
|
|
if (xOldRestr.is()) // previous restriction
|
|
{
|
|
// override restriction
|
|
Reference< XCurrentContext > xNewContext(
|
|
new acc_CurrentContext( xContext, acc_Union::create( xRestriction, xOldRestr ) ) );
|
|
::uno_setCurrentContext( xNewContext.get(), s_envType.pData, 0 );
|
|
cc_reset reset( xContext.get() );
|
|
return xAction->run();
|
|
}
|
|
else // no previous restriction => never current restriction
|
|
{
|
|
return xAction->run();
|
|
}
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
Reference< security::XAccessControlContext > AccessController::getContext()
|
|
throw (RuntimeException)
|
|
{
|
|
if (rBHelper.bDisposed)
|
|
{
|
|
throw lang::DisposedException(
|
|
OUSTR("getContext() call on disposed AccessController!"), (OWeakObject *)this );
|
|
}
|
|
|
|
if (OFF == m_mode) // optimize this way, because no dynamic check will be performed
|
|
{
|
|
return new acc_Policy( PermissionCollection( new AllPermission() ) );
|
|
}
|
|
|
|
Reference< XCurrentContext > xContext;
|
|
::uno_getCurrentContext( (void **)&xContext, s_envType.pData, 0 );
|
|
|
|
return acc_Intersection::create(
|
|
getDynamicRestriction( xContext ),
|
|
new acc_Policy( getEffectivePermissions( xContext, Any() ) ) );
|
|
}
|
|
|
|
// XServiceInfo impl
|
|
//__________________________________________________________________________________________________
|
|
OUString AccessController::getImplementationName()
|
|
throw (RuntimeException)
|
|
{
|
|
return s_implName;
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
sal_Bool AccessController::supportsService( OUString const & serviceName )
|
|
throw (RuntimeException)
|
|
{
|
|
OUString const * pNames = s_serviceNames.getConstArray();
|
|
for ( sal_Int32 nPos = s_serviceNames.getLength(); nPos--; )
|
|
{
|
|
if (serviceName.equals( pNames[ nPos ] ))
|
|
{
|
|
return sal_True;
|
|
}
|
|
}
|
|
return sal_False;
|
|
}
|
|
//__________________________________________________________________________________________________
|
|
Sequence< OUString > AccessController::getSupportedServiceNames()
|
|
throw (RuntimeException)
|
|
{
|
|
return s_serviceNames;
|
|
}
|
|
}
|
|
//##################################################################################################
|
|
namespace stoc_bootstrap {
|
|
//--------------------------------------------------------------------------------------------------
|
|
Reference< XInterface > SAL_CALL ac_create(
|
|
Reference< XComponentContext > const & xComponentContext )
|
|
SAL_THROW( (Exception) )
|
|
{
|
|
return (OWeakObject *)new stoc_sec::AccessController( xComponentContext );
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
Sequence< OUString > ac_getSupportedServiceNames() SAL_THROW( () )
|
|
{
|
|
return stoc_sec::s_serviceNames;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
OUString ac_getImplementationName() SAL_THROW( () )
|
|
{
|
|
return stoc_sec::s_implName;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
Reference< XInterface > SAL_CALL filepolicy_create(
|
|
Reference< XComponentContext > const & xComponentContext )
|
|
SAL_THROW( (Exception) );
|
|
//--------------------------------------------------------------------------------------------------
|
|
Sequence< OUString > filepolicy_getSupportedServiceNames() SAL_THROW( () );
|
|
//--------------------------------------------------------------------------------------------------
|
|
OUString filepolicy_getImplementationName() SAL_THROW( () );
|
|
}
|