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-rw-r--r--fs/yaffs2/yaffsfs.h282
1 files changed, 130 insertions, 152 deletions
diff --git a/fs/yaffs2/yaffsfs.h b/fs/yaffs2/yaffsfs.h
index 95e7a91..f2c7666 100644
--- a/fs/yaffs2/yaffsfs.h
+++ b/fs/yaffs2/yaffsfs.h
@@ -1,7 +1,7 @@
/*
* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
*
- * Copyright (C) 2002-2007 Aleph One Ltd.
+ * Copyright (C) 2002-2011 Aleph One Ltd.
* for Toby Churchill Ltd and Brightstar Engineering
*
* Created by Charles Manning <charles@aleph1.co.uk>
@@ -26,206 +26,184 @@
#include "yportenv.h"
-//typedef long off_t;
-//typedef long dev_t;
-//typedef unsigned long mode_t;
-
-
#ifndef NAME_MAX
#define NAME_MAX 256
#endif
-#ifndef O_RDONLY
-#define O_RDONLY 00
-#endif
-
-#ifndef O_WRONLY
-#define O_WRONLY 01
-#endif
-
-#ifndef O_RDWR
-#define O_RDWR 02
-#endif
+#define YAFFS_MAX_FILE_SIZE (0x800000000LL - 1)
-#ifndef O_CREAT
-#define O_CREAT 0100
-#endif
-#ifndef O_EXCL
-#define O_EXCL 0200
-#endif
-
-#ifndef O_TRUNC
-#define O_TRUNC 01000
-#endif
+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 */
+};
-#ifndef O_APPEND
-#define O_APPEND 02000
+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
+};
-#ifndef SEEK_SET
-#define SEEK_SET 0
-#endif
-#ifndef SEEK_CUR
-#define SEEK_CUR 1
-#endif
+struct yaffs_utimbuf {
+ unsigned long actime;
+ unsigned long modtime;
+};
-#ifndef SEEK_END
-#define SEEK_END 2
-#endif
-#ifndef EBUSY
-#define EBUSY 16
-#endif
+int yaffs_open(const YCHAR *path, int oflag, int mode) ;
-#ifndef ENODEV
-#define ENODEV 19
-#endif
-
-#ifndef EINVAL
-#define EINVAL 22
-#endif
+int yaffs_close(int fd) ;
+int yaffs_fsync(int fd) ;
+int yaffs_fdatasync(int fd) ;
+int yaffs_flush(int fd) ; /* same as yaffs_fsync() */
-#ifndef EBADF
-#define EBADF 9
-#endif
+int yaffs_access(const YCHAR *path, int amode);
-#ifndef EACCESS
-#define EACCESS 13
-#endif
+int yaffs_dup(int fd);
-#ifndef EXDEV
-#define EXDEV 18
-#endif
+int yaffs_read(int fd, void *buf, unsigned int nbyte) ;
+int yaffs_write(int fd, const void *buf, unsigned int nbyte) ;
-#ifndef ENOENT
-#define ENOENT 2
-#endif
+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);
-#ifndef ENOSPC
-#define ENOSPC 28
-#endif
+loff_t yaffs_lseek(int fd, loff_t offset, int whence) ;
-#ifndef ENOTEMPTY
-#define ENOTEMPTY 39
-#endif
+int yaffs_truncate(const YCHAR *path, loff_t new_size);
+int yaffs_ftruncate(int fd, loff_t new_size);
-#ifndef ENOMEM
-#define ENOMEM 12
-#endif
+int yaffs_unlink(const YCHAR *path) ;
+int yaffs_rename(const YCHAR *oldPath, const YCHAR *newPath) ;
-#ifndef EEXIST
-#define EEXIST 17
-#endif
+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) ;
-#ifndef ENOTDIR
-#define ENOTDIR 20
-#endif
+int yaffs_utime(const YCHAR *path, const struct yaffs_utimbuf *buf);
+int yaffs_futime(int fd, const struct yaffs_utimbuf *buf);
-#ifndef EISDIR
-#define EISDIR 21
-#endif
+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);
-// Mode 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);
-#ifndef S_IFMT
-#define S_IFMT 0170000
-#endif
+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);
-#ifndef S_IFLNK
-#define S_IFLNK 0120000
-#endif
+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);
-#ifndef S_IFDIR
-#define S_IFDIR 0040000
-#endif
-#ifndef S_IFREG
-#define S_IFREG 0100000
-#endif
+#ifdef CONFIG_YAFFS_WINCE
-#ifndef S_IREAD
-#define S_IREAD 0000400
-#endif
+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);
-#ifndef S_IWRITE
-#define S_IWRITE 0000200
#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) ;
-struct yaffs_dirent{
- long d_ino; /* inode number */
- off_t d_off; /* offset to this dirent */
- unsigned short d_reclen; /* length of this d_name */
- char d_name [NAME_MAX+1]; /* file name (null-terminated) */
- unsigned d_dont_use; /* debug pointer, not for public consumption */
-};
-
-typedef struct yaffs_dirent yaffs_dirent;
-
-
-typedef struct __opaque yaffs_DIR;
-
+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);
-struct yaffs_stat{
- int st_dev; /* device */
- int st_ino; /* inode */
- mode_t 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) */
- off_t st_size; /* total size, in bytes */
- unsigned long st_blksize; /* blocksize for filesystem I/O */
- unsigned long st_blocks; /* number of blocks allocated */
- unsigned long yst_atime; /* time of last access */
- unsigned long yst_mtime; /* time of last modification */
- unsigned long yst_ctime; /* time of last change */
-};
-int yaffs_open(const char *path, int oflag, int mode) ;
-int yaffs_read(int fd, void *buf, unsigned int nbyte) ;
-int yaffs_write(int fd, const void *buf, unsigned int nbyte) ;
-int yaffs_close(int fd) ;
-off_t yaffs_lseek(int fd, off_t offset, int whence) ;
-int yaffs_truncate(int fd, off_t newSize);
+int yaffs_sync(const YCHAR *path) ;
-int yaffs_unlink(const char *path) ;
-int yaffs_rename(const char *oldPath, const char *newPath) ;
+int yaffs_symlink(const YCHAR *oldpath, const YCHAR *newpath);
+int yaffs_readlink(const YCHAR *path, YCHAR *buf, int bufsiz);
-int yaffs_stat(const char *path, struct yaffs_stat *buf) ;
-int yaffs_lstat(const char *path, struct yaffs_stat *buf) ;
-int yaffs_fstat(int fd, struct yaffs_stat *buf) ;
+int yaffs_link(const YCHAR *oldpath, const YCHAR *newpath);
+int yaffs_mknod(const YCHAR *pathname, mode_t mode, dev_t dev);
-int yaffs_chmod(const char *path, mode_t mode);
-int yaffs_fchmod(int fd, mode_t mode);
+loff_t yaffs_freespace(const YCHAR *path);
+loff_t yaffs_totalspace(const YCHAR *path);
-int yaffs_mkdir(const char *path, mode_t mode) ;
-int yaffs_rmdir(const char *path) ;
+int yaffs_inodecount(const YCHAR *path);
-yaffs_DIR *yaffs_opendir(const char *dirname) ;
-struct yaffs_dirent *yaffs_readdir(yaffs_DIR *dirp) ;
-void yaffs_rewinddir(yaffs_DIR *dirp) ;
-int yaffs_closedir(yaffs_DIR *dirp) ;
+int yaffs_n_handles(const YCHAR *path);
-int yaffs_mount(const char *path) ;
-int yaffs_unmount(const char *path) ;
+#define YAFFS_SHARE_READ 1
+#define YAFFS_SHARE_WRITE 2
+int yaffs_open_sharing(const YCHAR *path, int oflag, int mode, int shareMode);
-int yaffs_symlink(const char *oldpath, const char *newpath);
-int yaffs_readlink(const char *path, char *buf, int bufsiz);
+struct yaffs_dev;
+void yaffs_add_device(struct yaffs_dev *dev);
-int yaffs_link(const char *oldpath, const char *newpath);
-int yaffs_mknod(const char *pathname, mode_t mode, dev_t dev);
+int yaffs_start_up(void);
+int yaffsfs_GetLastError(void);
-loff_t yaffs_freespace(const char *path);
+/* Functions to iterate through devices. NB Use with extreme care! */
+void yaffs_dev_rewind(void);
+struct yaffs_dev *yaffs_next_dev(void);
-void yaffs_initialise(yaffsfs_DeviceConfiguration *configList);
+/* Function to get the last error */
+int yaffs_get_error(void);
+const char *yaffs_error_to_str(int err);
-int yaffs_StartUp(void);
+/* 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