rt_service_loader.h.svn-base

RT-Thread是发展中的下一代微内核嵌入式实时操作系统

/*
 * File      : rt_service_loader.h
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2006, RT-Thread Development Team
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.fayfayspace.org/license/LICENSE.
 *
 * Change Logs:
 * Date           Author       Notes
 * 2006-04-21     Bernard      The first version
 */

#ifndef __RT_SERVICE_LOADER_H__
#define __RT_SERVICE_LOADER_H__

/*!
 * \file rt_service_loader.h
 * \brief this file defines the Service Loader library
 */

#ifdef __cplusplus
extern "C" {
#endif

/*!
 * \addtogroup xgServiceLoader
 */
/*@{*/

typedef struct rt_service_item* (*loader_func)(struct rt_service_loader* location, const char* name);
struct rt_service_loader
{
	rt_uint32 magic;			/* service loader magic */

	loader_func loader;			/* loader function */

	rt_uint32 position;			/* service items' position */
	rt_uint32 number;			/* number of service items */
};

struct rt_service_item
{
	char name[RT_NAME_MAX];		/* service name */

	void* entry;				/* service entry */
	rt_size_t  length;			/* service length */
};

struct rt_service_item* rt_service_loader(struct rt_service_loader* location, const char* name);

/*@}*/

#ifdef __cplusplus
}
#endif

#endif