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fs/littlefs: VFS wrapper improvement: (1) Support block device interface, (2) support ioctl, stat and sync file operation, (3) support forceformat and autoformat option, (4) update file->f_pos and dir->fd_position, (5)remote the internal struct from dir, and (6) emove mtd byte read/write requirement.

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This commit is contained in:
Xiang Xiao
2019-01-27 12:31:28 -06:00
committed by Gregory Nutt
parent c511ff7ea2
commit af5e479fb5
5 changed files with 966 additions and 652 deletions
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include/nuttx/fs/dirent.h
+1 -24
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@@ -222,29 +222,6 @@ struct fs_hostfsdir_s
#endif /* CONFIG_DISABLE_MOUNTPOINT */
#ifdef CONFIG_FS_LITTLEFS
typedef uint32_t _lfs_block_t;
typedef uint32_t _lfs_size_t;
typedef uint32_t _lfs_off_t;
typedef struct _lfs_dir
{
struct _lfs_dir *next;
_lfs_block_t pair[2];
_lfs_off_t off;
_lfs_block_t head[2];
_lfs_off_t pos;
struct _lfs_disk_dir
{
uint32_t rev;
_lfs_size_t size;
_lfs_block_t tail[2];
} d;
} _lfs_dir_t;
#endif
struct fs_dirent_s
{
/* This is the node that was opened by opendir. The type of the inode
@@ -313,7 +290,7 @@ struct fs_dirent_s
struct fs_spiffsdir_s spiffs;
#endif
#ifdef CONFIG_FS_LITTLEFS
_lfs_dir_t littlefs;
FAR void *littlefs;
#endif
#ifdef CONFIG_FS_UNIONFS
struct fs_unionfsdir_s unionfs;