mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-20 17:08:52 +09:00
![Charles Manning](/assets/img/avatar_default.png)
This patch updates the yaffs2 in u-boot to correspond to git://www.aleph1.co.uk/yaffs2 commit id 9ee5d0643e559568dbe62215f76e0a7bd5a63d93 Signed-off-by: Charles Manning <cdhmanning@gmail.com>
210 lines
6.0 KiB
C
210 lines
6.0 KiB
C
/*
|
|
* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
|
|
*
|
|
* Copyright (C) 2002-2011 Aleph One Ltd.
|
|
* for Toby Churchill Ltd and Brightstar Engineering
|
|
*
|
|
* Created by Charles Manning <charles@aleph1.co.uk>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU Lesser General Public License version 2.1 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
|
|
*/
|
|
|
|
/*
|
|
* Header file for using yaffs in an application via
|
|
* a direct interface.
|
|
*/
|
|
|
|
|
|
#ifndef __YAFFSFS_H__
|
|
#define __YAFFSFS_H__
|
|
|
|
#include "yaffscfg.h"
|
|
#include "yportenv.h"
|
|
|
|
|
|
#ifndef NAME_MAX
|
|
#define NAME_MAX 256
|
|
#endif
|
|
|
|
#define YAFFS_MAX_FILE_SIZE (0x800000000LL - 1)
|
|
|
|
|
|
struct yaffs_dirent {
|
|
long d_ino; /* inode number */
|
|
off_t d_off; /* offset to this dirent */
|
|
unsigned short d_reclen; /* length of this dirent */
|
|
YUCHAR d_type; /* type of this record */
|
|
YCHAR d_name[NAME_MAX+1]; /* file name (null-terminated) */
|
|
unsigned d_dont_use; /* debug: not for public consumption */
|
|
};
|
|
|
|
typedef struct opaque_structure yaffs_DIR;
|
|
|
|
|
|
|
|
struct yaffs_stat {
|
|
int st_dev; /* device */
|
|
int st_ino; /* inode */
|
|
unsigned st_mode; /* protection */
|
|
int st_nlink; /* number of hard links */
|
|
int st_uid; /* user ID of owner */
|
|
int st_gid; /* group ID of owner */
|
|
unsigned st_rdev; /* device type (if inode device) */
|
|
loff_t st_size; /* total size, in bytes */
|
|
unsigned long st_blksize; /* blocksize for filesystem I/O */
|
|
unsigned long st_blocks; /* number of blocks allocated */
|
|
#ifdef CONFIG_YAFFS_WINCE
|
|
/* Special 64-bit times for WinCE */
|
|
unsigned long yst_wince_atime[2];
|
|
unsigned long yst_wince_mtime[2];
|
|
unsigned long yst_wince_ctime[2];
|
|
#else
|
|
unsigned long yst_atime; /* time of last access */
|
|
unsigned long yst_mtime; /* time of last modification */
|
|
unsigned long yst_ctime; /* time of last change */
|
|
#endif
|
|
};
|
|
|
|
|
|
struct yaffs_utimbuf {
|
|
unsigned long actime;
|
|
unsigned long modtime;
|
|
};
|
|
|
|
|
|
int yaffs_open(const YCHAR *path, int oflag, int mode) ;
|
|
|
|
int yaffs_close(int fd) ;
|
|
int yaffs_fsync(int fd) ;
|
|
int yaffs_fdatasync(int fd) ;
|
|
int yaffs_flush(int fd) ; /* same as yaffs_fsync() */
|
|
|
|
int yaffs_access(const YCHAR *path, int amode);
|
|
|
|
int yaffs_dup(int fd);
|
|
|
|
int yaffs_read(int fd, void *buf, unsigned int nbyte) ;
|
|
int yaffs_write(int fd, const void *buf, unsigned int nbyte) ;
|
|
|
|
int yaffs_pread(int fd, void *buf, unsigned int nbyte, loff_t offset);
|
|
int yaffs_pwrite(int fd, const void *buf, unsigned int nbyte, loff_t offset);
|
|
|
|
loff_t yaffs_lseek(int fd, loff_t offset, int whence) ;
|
|
|
|
int yaffs_truncate(const YCHAR *path, loff_t new_size);
|
|
int yaffs_ftruncate(int fd, loff_t new_size);
|
|
|
|
int yaffs_unlink(const YCHAR *path) ;
|
|
int yaffs_rename(const YCHAR *oldPath, const YCHAR *newPath) ;
|
|
|
|
int yaffs_stat(const YCHAR *path, struct yaffs_stat *buf) ;
|
|
int yaffs_lstat(const YCHAR *path, struct yaffs_stat *buf) ;
|
|
int yaffs_fstat(int fd, struct yaffs_stat *buf) ;
|
|
|
|
int yaffs_utime(const YCHAR *path, const struct yaffs_utimbuf *buf);
|
|
int yaffs_futime(int fd, const struct yaffs_utimbuf *buf);
|
|
|
|
|
|
int yaffs_setxattr(const char *path, const char *name,
|
|
const void *data, int size, int flags);
|
|
int yaffs_lsetxattr(const char *path, const char *name,
|
|
const void *data, int size, int flags);
|
|
int yaffs_fsetxattr(int fd, const char *name,
|
|
const void *data, int size, int flags);
|
|
|
|
int yaffs_getxattr(const char *path, const char *name,
|
|
void *data, int size);
|
|
int yaffs_lgetxattr(const char *path, const char *name,
|
|
void *data, int size);
|
|
int yaffs_fgetxattr(int fd, const char *name,
|
|
void *data, int size);
|
|
|
|
int yaffs_removexattr(const char *path, const char *name);
|
|
int yaffs_lremovexattr(const char *path, const char *name);
|
|
int yaffs_fremovexattr(int fd, const char *name);
|
|
|
|
int yaffs_listxattr(const char *path, char *list, int size);
|
|
int yaffs_llistxattr(const char *path, char *list, int size);
|
|
int yaffs_flistxattr(int fd, char *list, int size);
|
|
|
|
|
|
#ifdef CONFIG_YAFFS_WINCE
|
|
|
|
int yaffs_set_wince_times(int fd,
|
|
const unsigned *wctime,
|
|
const unsigned *watime,
|
|
const unsigned *wmtime);
|
|
int yaffs_get_wince_times(int fd,
|
|
unsigned *wctime,
|
|
unsigned *watime,
|
|
unsigned *wmtime);
|
|
|
|
#endif
|
|
|
|
int yaffs_chmod(const YCHAR *path, mode_t mode);
|
|
int yaffs_fchmod(int fd, mode_t mode);
|
|
|
|
int yaffs_mkdir(const YCHAR *path, mode_t mode) ;
|
|
int yaffs_rmdir(const YCHAR *path) ;
|
|
|
|
yaffs_DIR *yaffs_opendir(const YCHAR *dirname) ;
|
|
struct yaffs_dirent *yaffs_readdir(yaffs_DIR *dirp) ;
|
|
void yaffs_rewinddir(yaffs_DIR *dirp) ;
|
|
int yaffs_closedir(yaffs_DIR *dirp) ;
|
|
|
|
int yaffs_mount(const YCHAR *path) ;
|
|
int yaffs_mount2(const YCHAR *path, int read_only);
|
|
int yaffs_mount_common(const YCHAR *path, int read_only, int skip_checkpt);
|
|
|
|
int yaffs_unmount(const YCHAR *path) ;
|
|
int yaffs_unmount2(const YCHAR *path, int force);
|
|
int yaffs_remount(const YCHAR *path, int force, int read_only);
|
|
|
|
|
|
int yaffs_sync(const YCHAR *path) ;
|
|
|
|
int yaffs_symlink(const YCHAR *oldpath, const YCHAR *newpath);
|
|
int yaffs_readlink(const YCHAR *path, YCHAR *buf, int bufsiz);
|
|
|
|
int yaffs_link(const YCHAR *oldpath, const YCHAR *newpath);
|
|
int yaffs_mknod(const YCHAR *pathname, mode_t mode, dev_t dev);
|
|
|
|
loff_t yaffs_freespace(const YCHAR *path);
|
|
loff_t yaffs_totalspace(const YCHAR *path);
|
|
|
|
int yaffs_inodecount(const YCHAR *path);
|
|
|
|
int yaffs_n_handles(const YCHAR *path);
|
|
|
|
#define YAFFS_SHARE_READ 1
|
|
#define YAFFS_SHARE_WRITE 2
|
|
int yaffs_open_sharing(const YCHAR *path, int oflag, int mode, int shareMode);
|
|
|
|
struct yaffs_dev;
|
|
void yaffs_add_device(struct yaffs_dev *dev);
|
|
|
|
int yaffs_start_up(void);
|
|
int yaffsfs_GetLastError(void);
|
|
|
|
/* Functions to iterate through devices. NB Use with extreme care! */
|
|
void yaffs_dev_rewind(void);
|
|
struct yaffs_dev *yaffs_next_dev(void);
|
|
|
|
/* Function to get the last error */
|
|
int yaffs_get_error(void);
|
|
const char *yaffs_error_to_str(int err);
|
|
|
|
/* Function only for debugging */
|
|
void *yaffs_getdev(const YCHAR *path);
|
|
int yaffs_dump_dev(const YCHAR *path);
|
|
int yaffs_set_error(int error);
|
|
|
|
/* Trace control functions */
|
|
unsigned yaffs_set_trace(unsigned tm);
|
|
unsigned yaffs_get_trace(void);
|
|
#endif
|