| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| #include <salhelper/dynload.hxx> |
| #include <rtl/ustrbuf.hxx> |
| |
| namespace salhelper |
| { |
| |
| typedef void* (SAL_CALL *ApiInitFunction) (void); |
| |
| ORealDynamicLoader::ORealDynamicLoader(ORealDynamicLoader ** ppSetToZeroInDestructor_, |
| const rtl::OUString& moduleName, |
| const rtl::OUString& initFunction, |
| void* pApi, |
| oslModule pModule) |
| : m_pApi(pApi) |
| , m_refCount(1) |
| , m_pModule(pModule) |
| , m_strModuleName(moduleName) |
| , m_strInitFunction(initFunction) |
| , ppSetToZeroInDestructor( ppSetToZeroInDestructor_ ) |
| { |
| } |
| |
| ORealDynamicLoader* ORealDynamicLoader::newInstance(ORealDynamicLoader ** ppSetToZeroInDestructor, |
| const rtl::OUString& moduleName, |
| const rtl::OUString& initFunction) |
| { |
| ApiInitFunction initFunc; |
| oslModule pModule = osl_loadModule(moduleName.pData, SAL_LOADMODULE_DEFAULT); |
| |
| if ( !pModule ) |
| { |
| return NULL; |
| } |
| |
| initFunc = (ApiInitFunction)osl_getFunctionSymbol( |
| pModule, initFunction.pData); |
| |
| if ( !initFunc ) |
| { |
| osl_unloadModule(pModule); |
| return NULL; |
| } |
| |
| return(new ORealDynamicLoader(ppSetToZeroInDestructor, moduleName, |
| initFunction, |
| initFunc(), |
| pModule)); |
| } |
| |
| ORealDynamicLoader::~ORealDynamicLoader() |
| { |
| // set the address to zero |
| if( ppSetToZeroInDestructor ) |
| *ppSetToZeroInDestructor = 0; |
| |
| if (m_pModule) |
| { |
| osl_unloadModule(m_pModule); |
| m_pModule = NULL; |
| } |
| } |
| |
| sal_uInt32 ORealDynamicLoader::acquire() |
| { |
| return ++m_refCount; |
| } |
| |
| sal_uInt32 ORealDynamicLoader::release() |
| { |
| sal_uInt32 nRet = --m_refCount; |
| if( nRet == 0 ) |
| delete this; |
| return nRet; |
| } |
| |
| |
| void* ORealDynamicLoader::getApi() const |
| { |
| return m_pApi; |
| } |
| |
| } // namespace salhelper |
| |
