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81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
/*
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* Copyright (C) Nemirtingas
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* This file is part of System.
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*
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* System is free software; you can redistribute it
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* and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* System is distributed in the hope that it will be
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* useful, 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 System; if not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <string>
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namespace System {
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namespace Library {
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class Library
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{
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class LibraryImpl* _Impl;
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public:
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Library();
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Library(Library const& other);
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Library(Library&& other) noexcept;
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Library& operator=(Library const& other);
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Library& operator=(Library&& other) noexcept;
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~Library();
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bool OpenLibrary(std::string const& library_name, bool append_extension);
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void CloseLibrary();
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void* GetVSymbol(std::string const& symbol_name) const;
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template<typename T>
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inline T* GetSymbol(std::string const& symbol_name) const
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{
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return reinterpret_cast<T*>(GetVSymbol(symbol_name));
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}
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std::string GetLibraryPath() const;
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void* GetLibraryNativeHandle() const;
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bool IsLoaded() const;
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};
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// Triies to load the library, I suggest that you use a Library instance instead
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void* OpenLibrary(const char* library_name);
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// Will decrease the OS' ref counter on the library, use it to close a handle opened by open_library.
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// A Library instance will automatically call this in the destructor
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void CloseLibrary(void* handle);
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// Will try to retrieve a symbol address from the library handle
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void* GetSymbol(void* handle, const char* symbol_name);
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// Get a pointer to the library, if it is not loaded, will return nullptr. This doesn't increment the OS' internal ref counter
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void* GetLibraryHandle(const char* library_name);
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// Get the library path of a module handle
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std::string GetLibraryPath(void* handle);
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// Get the native extension representing a shared library.
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std::string GetLibraryExtension();
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}
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}
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