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- #ifndef _API_FS_H
- #define _API_FS_H
- #define SEEK_SET 0
- #define SEEK_CUR 1
- #define SCAN_SUB_FOLDER 0x01 //是否需要扫描子目录
- #define SCAN_SPEED 0x10 //使用搜文件加速
- /* Results of Disk Functions */
- typedef enum {
- RES_OK = 0, /* 0: Function succeeded */
- RES_ERROR, /* 1: Disk error */
- RES_NOTRDY, /* 2: Not ready */
- RES_PARERR /* 3: Invalid parameter */
- } DRESULT;
- /* File function return code (FRESULT) */
- typedef enum {
- FR_OK = 0, /* 0 */
- FR_DISK_ERR, /* 1 */
- FR_INT_ERR, /* 2 */
- FR_NOT_READY, /* 3 */
- FR_NO_FILE, /* 4 */
- FR_NOT_OPENED, /* 5 */
- FR_NOT_ENABLED, /* 6 */
- FR_NO_FILESYSTEM, /* 7 */
- FR_EXIST, /* 8 */
- FR_DENIED, /* 9 */
- FR_INVALID_NAME, /* 10 */
- FR_NOT_ENOUGH_CORE, /* 11 */
- } FRESULT;
- /* File access mode and open method flags (2rd argument of f_open) */
- #define FA_READ 0x01
- #define FA_WRITE 0x02
- #define FA_CREATE_NEW 0x04
- #define FA_CREATE_ALWAYS 0x08
- /* FAT sub type (FATFS.fs_type) */
- #define FS_FAT12 1
- #define FS_FAT16 2
- #define FS_FAT32 3
- #define FS_EXFAT 4
- FRESULT fs_read (void* buff, UINT btr, UINT* br); /* Read data from the open file */
- FRESULT fs_lseek (DWORD ofs, u8 whence); /* Move file pointer of the open file */
- FRESULT fs_write (void* buff, UINT btw); /* Write data to the open file */
- DRESULT disk_readp (BYTE* buff, DWORD sector); /* Read Partial Sector */
- DRESULT disk_writep (BYTE* buff, DWORD sector); /* Write Partial Sector */
- FRESULT fs_read_lrc(void* buff, UINT btr, UINT* br); /* Read data from the lrc open file */
- FRESULT fs_lseek_lrc(DWORD ofs, u8 whence); /* Move file pointer of the lrc open file */
- bool fs_mount(void);
- void fs_var_init(void);
- void fsdisk_callback_init(u8 dev_num);
- u16 fs_get_total_files(void); //扫描全盘文件，返回文件总数
- u16 fs_getdir_files(void); //扫描当前文件所在目录的文件总数
- u16 fs_get_dir_fstart(void); //获取当前文件夹起始文件编号
- u16 fs_get_dirs_count(void); //获取目录计数
- bool fs_open_num(u16 file_number); //根据文件编号打开文件
- u16 fs_open_dir_num(u16 dir_num); //根据文件夹编号打开目标文件夹，返回文件夹起始文件编号
- void fs_get_short_fname(char *fnbuf, u8 uppercase); //获取短文件名, uppercase = 0, 小写字母返回; uppercase = 1, 大写字母返回
- void fs_get_filename(char *fnbuf, u16 buf_len); //获取长文件名
- void fs_get_fname_extension(char *ext); //获取文件名后缀
- uint fs_get_dir_depth(void); //获取目录深度
- u32 fs_get_file_ssect(void); //获取文件起始sector
- u32 fs_get_file_size(void); //获取文件SIZE
- u8 fs_get_type(void); //获取文件系统类型
- u32 fs_get_file_count(void); //获取当前文件的编号
- u32 fs_get_ftime(void); //获取文件创建时间
- bool fs_get_filename_for_number(u16 file_number, u8 lfn, char *fnbuf, u16 buf_len); //根据文件编号获取文件名字
- FRESULT fs_mkdir(const char *path); //创建短文件名目录
- FRESULT fs_mkdir_lfn(const char *path, const char *lfn); //创建长文件名目录
- FRESULT fs_open(const char *path, u8 mode); //按路径打开或创建文件（短文件名创建文件）
- FRESULT fs_open_lfn(const char *path, const char *lfn, u8 mode); //按路径打开或创建文件（长文件名创建文件）
- FRESULT fs_close(void); //Close File
- FRESULT fs_sync(void); //Synchronize the File
- FRESULT fs_open_lrc(char *lfn); //打开当前歌曲的歌词文件
- bool fs_delete(u16 file_number); //删除指定number文件
- void rec_mp3_filelen_reduce(u16 ms);
- void fs_scan_set(u8 mode, u8 (*file_filter)(void), u8 (*dir_filter)(void));
- ///点阵屏文件导航相关的API函数
- u16 fs_nav_init(u16 file_num);
- void fs_nav_exit(void);
- u16 fs_nav_get_dirtotal(void);
- u16 fs_nav_dir_scan(void);
- u16 fs_nav_cd_updir(void);
- bool fs_nav_cd_subdir(u16 index);
- u16 fs_nav_get_file_number(u16 index);
- bool fs_nav_delete(u16 index);
- void fs_nav_cache_fill(void *buf, u16 start, u16 num);
- #endif // _API_FS_H
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