148 lines
4.4 KiB
C++
148 lines
4.4 KiB
C++
/*************************************************************************
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*
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* $RCSfile: dynload.cxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: jl $ $Date: 2001-03-28 11:02:29 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef _SALHELPER_DYNLOAD_HXX_
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#include <salhelper/dynload.hxx>
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#endif
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#ifndef _RTL_USTRBUF_HXX_
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#include <rtl/ustrbuf.hxx>
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#endif
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namespace salhelper
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{
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typedef void* (SAL_CALL *ApiInitFunction) (void);
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ORealDynamicLoader::ORealDynamicLoader(ORealDynamicLoader ** ppSetToZeroInDestructor_,
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const rtl::OUString& moduleName,
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const rtl::OUString& initFunction,
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void* pApi,
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oslModule pModule)
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: m_pApi(pApi)
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, m_refCount(1)
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, m_pModule(pModule)
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, m_strModuleName(moduleName)
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, m_strInitFunction(initFunction)
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, ppSetToZeroInDestructor( ppSetToZeroInDestructor_ )
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{
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}
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ORealDynamicLoader* ORealDynamicLoader::newInstance(ORealDynamicLoader ** ppSetToZeroInDestructor,
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const rtl::OUString& moduleName,
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const rtl::OUString& initFunction)
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{
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ApiInitFunction initFunc;
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oslModule pModule = osl_loadModule(moduleName.pData, SAL_LOADMODULE_DEFAULT);
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if ( !pModule )
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{
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return NULL;
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}
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initFunc = (ApiInitFunction)osl_getSymbol(pModule, initFunction.pData);
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if ( !initFunc )
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{
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osl_unloadModule(pModule);
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return NULL;
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}
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return(new ORealDynamicLoader(ppSetToZeroInDestructor, moduleName,
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initFunction,
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initFunc(),
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pModule));
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}
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ORealDynamicLoader::~ORealDynamicLoader()
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{
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// set the address to zero
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if( ppSetToZeroInDestructor )
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*ppSetToZeroInDestructor = 0;
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if (m_pModule)
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{
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osl_unloadModule(m_pModule);
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m_pModule = NULL;
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}
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}
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sal_uInt32 ORealDynamicLoader::acquire()
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{
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return ++m_refCount;
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}
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sal_uInt32 ORealDynamicLoader::release()
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{
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sal_uInt32 nRet = --m_refCount;
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if( nRet == 0 )
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delete this;
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return nRet;
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}
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void* ORealDynamicLoader::getApi() const
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{
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return m_pApi;
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}
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} // namespace salhelper
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