/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
* 2018, 2019
* Jonathan Schleifer <js@heap.zone>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#import "OFObject.h"
@class OFString;
#ifndef OF_WINDOWS
# include <dlfcn.h>
# define OF_RTLD_LAZY RTLD_LAZY
# define OF_RTLD_NOW RTLD_NOW
typedef void *of_plugin_handle_t;
#else
# include <windows.h>
# define OF_RTLD_LAZY 0
# define OF_RTLD_NOW 0
typedef HMODULE of_plugin_handle_t;
#endif
OF_ASSUME_NONNULL_BEGIN
/*!
* @class OFPlugin OFPlugin.h ObjFW/OFPlugin.h
*
* @brief Provides a system for loading plugins at runtime.
*/
@interface OFPlugin: OFObject
{
of_plugin_handle_t _pluginHandle;
OF_RESERVE_IVARS(4)
}
/*!
* @brief Loads a plugin from a file.
*
* @param path Path to the plugin file. The suffix is appended automatically.
* @return The loaded plugin
*/
+ (OF_KINDOF(OFPlugin *))pluginFromFile: (OFString *)path;
@end
#ifdef __cplusplus
extern "C" {
#endif
extern of_plugin_handle_t of_dlopen(OFString *path, int flags);
extern void *of_dlsym(of_plugin_handle_t handle, const char *symbol);
extern OFString *_Nullable of_dlerror(void);
extern void of_dlclose(of_plugin_handle_t handle);
#ifdef __cplusplus
}
#endif
OF_ASSUME_NONNULL_END