cPluginManager.h

// Copyright (c) 2008-2011 Raynaldo (Wildicv) Rivera, Joshua (Dark_Kilauea) Jones, Murat (wolfmanfx) Sari
// This file is part of the "cAudio Engine"
// For conditions of distribution and use, see copyright notice in cAudio.h
 
#pragma once
 
#include "cMutex.h"
#include "IPluginManager.h"
#include "IAudioPlugin.h"
#include "cSTLAllocator.h"
#include "cAudioString.h"
 
#ifdef CAUDIO_COMPILE_WITH_PLUGIN_SUPPORT
 
#ifdef CAUDIO_PLATFORM_WIN
 
struct HINSTANCE__;
typedef struct HINSTANCE__* hInstance;
 
#       define DYNLIB_HANDLE hInstance
#       define DYNLIB_LOAD( a ) LoadLibraryEx( a, NULL, LOAD_WITH_ALTERED_SEARCH_PATH )
#       define DYNLIB_GETSYM( a, b ) GetProcAddress( a, b )
#       define DYNLIB_UNLOAD( a ) !FreeLibrary( a )
#elif defined(CAUDIO_PLATFORM_MAC) || defined(CAUDIO_PLATFORM_LINUX)
#   include <dlfcn.h>
#       define DYNLIB_HANDLE void*
#       define DYNLIB_LOAD( a ) dlopen( a, RTLD_LAZY | RTLD_GLOBAL)
#       define DYNLIB_GETSYM( a, b ) dlsym( a, b )
#       define DYNLIB_UNLOAD( a ) dlclose( a )
#endif
 
namespace cAudio
{
        class cPluginManager : public IPluginManager
        {
        public:
                cPluginManager();
                ~cPluginManager();
 
                static cPluginManager* Instance()
                {
                        static cPluginManager theInstance;
                        return &theInstance;
                }
 
                virtual bool installPlugin(IAudioPlugin* plugin, const char* name);
                virtual bool installPlugin(const char* filename, const char* name);
 
                virtual bool checkForPlugin(const char* name);
                virtual IAudioPlugin* getPlugin(const char* name);
                virtual unsigned int getPluginCount();
                cAudioVector<IAudioPlugin*>::Type getPluginList();
 
                virtual void uninstallPlugin(IAudioPlugin* plugin);
                virtual void uninstallPlugin(const char* name);
 
                void autoLoadPlugins();
        protected:
                cAudioString getError();
 
                cAudioMap<cAudioString, IAudioPlugin*>::Type RegisteredPlugins;
                typedef cAudioMap<cAudioString, IAudioPlugin*>::Type::iterator RegisteredPluginsIterator;
                cAudioMap<IAudioPlugin*, DYNLIB_HANDLE>::Type DynamicallyLoadedPlugins;
                typedef cAudioMap<IAudioPlugin*, DYNLIB_HANDLE>::Type::iterator DynamicallyLoadedPluginsIterator;
        };
};
 
#endif