/*
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* Copyright (c) 2014-2015, Intel Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "NonCopyable.hpp"
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#include <string>
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class DynamicLibrary : private utility::NonCopyable
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{
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public:
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/**
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* @param[in] path the library path which can be provided either in absolute path or
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* or OS agnostic (ie. generic) name.
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* Note:
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* If generic name provided, OS specific prefix, suffix are added automatically
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*/
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DynamicLibrary(const std::string &path);
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~DynamicLibrary();
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/**
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* Get a symbol from library
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*
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* @param[in] symbol the symbol name
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* @return a symbol's address in the library if it exists, NULL otherwise
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*/
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template <typename SymbolType>
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SymbolType getSymbol(const std::string &symbol) const
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{
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return reinterpret_cast<SymbolType>(osGetSymbol(symbol));
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}
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private:
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/**
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* OS secific helper to get a symbol from library
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*
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* @param[in] symbol the symbol name
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* @return symbol's address in the library if it exists, NULL otherwise
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*/
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void *osGetSymbol(const std::string &symbol) const;
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/**
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* Sanitize library path
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*
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* @param[in] path library stripped path (eg. no prefix, no suffix)
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* @return OS specific library path including prefix and suffix
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*/
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static std::string osSanitizePathName(const std::string &path);
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/**
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* Opaque object for library handling
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*/
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void *_handle;
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/**
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* Path to the library
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*/
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const std::string _path;
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/**
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* OS Specific library name patterns
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* @{
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*/
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static const std::string _osLibraryPrefix;
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static const std::string _osLibrarySuffix;
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/** @}*/
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};
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