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fatfs.h
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1/*
2 * Copyright (C) 2017 HAW-Hamburg
3 *
4 * This file is subject to the terms and conditions of the GNU Lesser
5 * General Public License v2.1. See the file LICENSE in the top level
6 * directory for more details.
7 */
8
20#ifndef FS_FATFS_H
21#define FS_FATFS_H
22
23#ifdef __cplusplus
24extern "C" {
25#endif
26
27#include "fatfs/source/ff.h"
28#include "vfs.h"
29
30#ifndef FATFS_YEAR_OFFSET
32#define FATFS_YEAR_OFFSET (1980)
33#endif
34
36#define EPOCH_YEAR_OFFSET (1970)
37
39#define FATFS_MAX_VOL_STR_LEN (6)
40
42#define FATFS_MOUNT_OPT (1)
43
45#ifndef CONFIG_FATFS_FORMAT_TYPE
46#if FF_FS_EXFAT
47#define CONFIG_FATFS_FORMAT_TYPE FM_EXFAT
48#else
49#define CONFIG_FATFS_FORMAT_TYPE FM_ANY
50#endif
51#endif
52
62#ifndef CONFIG_FATFS_FORMAT_ALLOC_STATIC
63#define CONFIG_FATFS_FORMAT_ALLOC_STATIC 0
64#endif
65
72#define FATFS_MAX_ABS_PATH_SIZE (FATFS_MAX_VOL_STR_LEN + VFS_NAME_MAX + 1)
73
86
95
99
100#ifdef __cplusplus
101}
102#endif
103
104#endif /* FS_FATFS_H */
105
struct fatfs_desc fatfs_desc_t
FatFs instance descriptor.
struct fatfs_file_desc fatfs_file_desc_t
FatFs file instance descriptor.
const vfs_file_system_t fatfs_file_system
The FatFs vfs driver, a pointer to a fatfs_desc_t must be provided as vfs_mountp::private_data.
#define FATFS_MAX_ABS_PATH_SIZE
Size of path buffer for absolute paths.
Definition fatfs.h:72
#define VFS_NAME_MAX
Maximum length of the name in a vfs_dirent_t (not including terminating null)
Definition vfs.h:302
FatFs instance descriptor.
Definition fatfs.h:77
uint8_t vol_idx
low level device that is used by FatFs
Definition fatfs.h:80
char abs_path_str_buff[FATFS_MAX_ABS_PATH_SIZE]
most FatFs file operations need an absolute path.
Definition fatfs.h:84
FATFS fat_fs
FatFs work area needed for each volume.
Definition fatfs.h:78
mtd_dev_t * dev
MTD device to use.
Definition fatfs.h:79
FatFs file instance descriptor.
Definition fatfs.h:90
char fname[VFS_NAME_MAX+1]
name of the file (e.g.
Definition fatfs.h:92
FIL file
FatFs work area for a single file.
Definition fatfs.h:91
MTD device descriptor.
Definition mtd.h:112
A file system driver.
Definition vfs.h:375