573 long fat32_read(struct vfs_file_t *file_ptr, char *buf, int64_t count, long *position)  in fat32_read()
604     int64_t bytes_remain = count;  in fat32_read()
609     int64_t retval = 0;  in fat32_read()
626         int64_t step_trans_len = 0; // 当前循环传输的字节数  in fat32_read()
662 long fat32_write(struct vfs_file_t *file_ptr, char *buf, int64_t count, long *position)  in fat32_write()
670     int64_t flags = 0;  in fat32_write()
694     int64_t bytes_remain = count;  in fat32_write()
700     int64_t retval = 0;  in fat32_write()
721         int64_t step_trans_len = 0; // 当前循环传输的字节数  in fat32_write()
855     int64_t retval = 0;  in fat32_create()
950 int64_t fat32_mkdir(struct vfs_index_node_t *parent_inode, struct vfs_dir_entry_t *dEntry, int mode)  in fat32_mkdir()
952     int64_t retval = 0;  in fat32_mkdir()
1078 int64_t fat32_rmdir(struct vfs_index_node_t *inode, struct vfs_dir_entry_t *dEntry)  in fat32_rmdir()
1084 int64_t fat32_rename(struct vfs_index_node_t *old_inode, struct vfs_dir_entry_t *old_dEntry,  in fat32_rename()
1091 int64_t fat32_getAttr(struct vfs_dir_entry_t *dEntry, uint64_t *attr)  in fat32_getAttr()
1097 int64_t fat32_setAttr(struct vfs_dir_entry_t *dEntry, uint64_t *attr)  in fat32_setAttr()
1121 int64_t fat32_unlink(struct vfs_index_node_t *dir, struct vfs_dir_entry_t *dentry)  in fat32_unlink()
1157 int64_t fat32_readdir(struct vfs_file_t *file_ptr, void *dirent, vfs_filldir_t filler)  in fat32_readdir()