rt-thread/components/utilities/resource/rid_bitmap.h

35 lines
803 B
C

/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2023-12-07 Shell First version
*/
#ifndef __RID_BITMAP_H__
#define __RID_BITMAP_H__
#include <rthw.h>
#include <rtthread.h>
#include <bitmap.h>
#define RESOURCE_ID_INIT {0}
typedef struct rid_bitmap
{
struct rt_mutex *id_lock;
long min_id;
long total_id_count;
rt_bitmap_t *bitset;
} *rid_bitmap_t;
void rid_bitmap_init(rid_bitmap_t mgr, int min_id, int total_id_count,
rt_bitmap_t *set, struct rt_mutex *id_lock);
long rid_bitmap_get(rid_bitmap_t mgr);
long rid_bitmap_get_named(rid_bitmap_t mgr, long no);
void rid_bitmap_put(rid_bitmap_t mgr, long no);
#endif /* __RID_BITMAP_H__ */