fat_file.h File Reference

Constants/Data Structures/Prototypes for Operations on "fat-file". More...

#include <rtems.h>
#include <rtems/libio_.h>
#include <time.h>
#include "fat.h"

Go to the source code of this file.

Data Structures
struct	fat_file_map_s
	The "fat-file" representation. More...
struct	fat_file_fd_s
	Descriptor of a fat-file. More...

Macros
#define	FAT_FILE_REMOVED   0x01
#define	FAT_FILE_META_DATA_CHANGED   0x02
#define	F_CLU_NUM   0x01
#define	FAT_ROOTDIR_CLUSTER_NUM   0x01
#define	FAT_FD_OF_ROOT_DIR(fat_fd)
#define	FAT_EOF   0x00

Typedefs
typedef struct fat_file_map_s	fat_file_map_t
	The "fat-file" representation. More...
typedef struct fat_file_fd_s	fat_file_fd_t
	Descriptor of a fat-file. More...

Enumerations
enum	fat_file_type_t { FAT_DIRECTORY = 0, FAT_HARD_LINK = 2, FAT_FILE = 4 }

Functions
int	fat_file_open (fat_fs_info_t *fs_info, fat_dir_pos_t *dir_pos, fat_file_fd_t **fat_fd)
int	fat_file_reopen (fat_file_fd_t *fat_fd)
int	fat_file_close (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd)
ssize_t	fat_file_read (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd, uint32_t start, uint32_t count, uint8_t *buf)
ssize_t	fat_file_write (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd, uint32_t start, uint32_t count, const uint8_t *buf)
int	fat_file_extend (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd, bool zero_fill, uint32_t new_length, uint32_t *a_length)
int	fat_file_truncate (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd, uint32_t new_length)
int	fat_file_ioctl (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd, int cmd,...)
int	fat_file_size (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd)
void	fat_file_mark_removed (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd)
int	fat_file_write_first_cluster_num (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd)
int	fat_file_write_file_size (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd)
int	fat_file_write_time_and_date (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd)
int	fat_file_update (fat_fs_info_t *fs_info, fat_file_fd_t *fat_fd)

Detailed Description

Constants/Data Structures/Prototypes for Operations on "fat-file".