rt-thread-official/components/dfs/dfs_v2/filesystems/ramfs/dfs_ramfs.h

48 lines
895 B
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2013-04-15 Bernard the first version
* 2013-05-05 Bernard remove CRC for ramfs persistence
*/
#ifndef __DFS_RAMFS_H__
#define __DFS_RAMFS_H__
#include <rtthread.h>
#include <rtservice.h>
#define RAMFS_NAME_MAX 32
#define RAMFS_MAGIC 0x0A0A0A0A
struct ramfs_dirent
{
rt_list_t list;
struct dfs_ramfs *fs; /* file system ref */
char name[RAMFS_NAME_MAX]; /* dirent name */
rt_uint8_t *data;
rt_size_t size; /* file size */
};
/**
* DFS ramfs object
*/
struct dfs_ramfs
{
rt_uint32_t magic;
struct rt_memheap memheap;
struct ramfs_dirent root;
};
int dfs_ramfs_init(void);
struct dfs_ramfs *dfs_ramfs_create(rt_uint8_t *pool, rt_size_t size);
#endif