48 lines
		
	
	
		
			895 B
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			48 lines
		
	
	
		
			895 B
		
	
	
	
		
			C
		
	
	
	
	
	
|  | /*
 | ||
|  |  * Copyright (c) 2006-2018, 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
 | ||
|  | 
 |