blob: 081391a1d0fe5867e5019cab5725f85db3be2c39 [file] [log] [blame]
/*
* 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.
*/
#ifndef __YPORTENV_H__
#define __YPORTENV_H__
#include <linux/bug.h>
#include <linux/types.h>
/* Definition of types */
#ifdef CONFIG_YAFFS_DEFINES_TYPES
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned u32;
#endif
#ifdef CONFIG_YAFFS_PROVIDE_DEFS
/* File types */
#define DT_UNKNOWN 0
#define DT_FIFO 1
#define DT_CHR 2
#define DT_DIR 4
#define DT_BLK 6
#define DT_REG 8
#define DT_LNK 10
#define DT_SOCK 12
#define DT_WHT 14
/*
* Attribute flags.
* These are or-ed together to select what has been changed.
*/
#define ATTR_MODE 1
#define ATTR_UID 2
#define ATTR_GID 4
#define ATTR_SIZE 8
#define ATTR_ATIME 16
#define ATTR_MTIME 32
#define ATTR_CTIME 64
struct iattr {
unsigned int ia_valid;
unsigned ia_mode;
unsigned ia_uid;
unsigned ia_gid;
unsigned ia_size;
unsigned ia_atime;
unsigned ia_mtime;
unsigned ia_ctime;
unsigned int ia_attr_flags;
};
#endif
#if defined CONFIG_YAFFS_WINCE
#include "ywinceenv.h"
#elif defined CONFIG_YAFFS_DIRECT
/* Direct interface */
#include "ydirectenv.h"
#elif defined CONFIG_YAFFS_UTIL
#include "yutilsenv.h"
#else
/* Should have specified a configuration type */
#error Unknown configuration
#endif
#if defined(CONFIG_YAFFS_DIRECT) || defined(CONFIG_YAFFS_WINCE)
#ifdef CONFIG_YAFFSFS_PROVIDE_VALUES
#ifndef O_RDONLY
#define O_RDONLY 00
#endif
#ifndef O_WRONLY
#define O_WRONLY 01
#endif
#ifndef O_RDWR
#define O_RDWR 02
#endif
#ifndef O_CREAT
#define O_CREAT 0100
#endif
#ifndef O_EXCL
#define O_EXCL 0200
#endif
#ifndef O_TRUNC
#define O_TRUNC 01000
#endif
#ifndef O_APPEND
#define O_APPEND 02000
#endif
#ifndef SEEK_SET
#define SEEK_SET 0
#endif
#ifndef SEEK_CUR
#define SEEK_CUR 1
#endif
#ifndef SEEK_END
#define SEEK_END 2
#endif
#ifndef EBUSY
#define EBUSY 16
#endif
#ifndef ENODEV
#define ENODEV 19
#endif
#ifndef EINVAL
#define EINVAL 22
#endif
#ifndef ENFILE
#define ENFILE 23
#endif
#ifndef EBADF
#define EBADF 9
#endif
#ifndef EACCES
#define EACCES 13
#endif
#ifndef EXDEV
#define EXDEV 18
#endif
#ifndef ENOENT
#define ENOENT 2
#endif
#ifndef ENOSPC
#define ENOSPC 28
#endif
#ifndef EROFS
#define EROFS 30
#endif
#ifndef ERANGE
#define ERANGE 34
#endif
#ifndef ENODATA
#define ENODATA 61
#endif
#ifndef ENOTEMPTY
#define ENOTEMPTY 39
#endif
#ifndef ENAMETOOLONG
#define ENAMETOOLONG 36
#endif
#ifndef ENOMEM
#define ENOMEM 12
#endif
#ifndef EFAULT
#define EFAULT 14
#endif
#ifndef EEXIST
#define EEXIST 17
#endif
#ifndef ENOTDIR
#define ENOTDIR 20
#endif
#ifndef EISDIR
#define EISDIR 21
#endif
#ifndef ELOOP
#define ELOOP 40
#endif
/* Mode flags */
#ifndef S_IFMT
#define S_IFMT 0170000
#endif
#ifndef S_IFSOCK
#define S_IFSOCK 0140000
#endif
#ifndef S_IFIFO
#define S_IFIFO 0010000
#endif
#ifndef S_IFCHR
#define S_IFCHR 0020000
#endif
#ifndef S_IFBLK
#define S_IFBLK 0060000
#endif
#ifndef S_IFLNK
#define S_IFLNK 0120000
#endif
#ifndef S_IFDIR
#define S_IFDIR 0040000
#endif
#ifndef S_IFREG
#define S_IFREG 0100000
#endif
#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
#ifndef S_IREAD
#define S_IREAD 0000400
#endif
#ifndef S_IWRITE
#define S_IWRITE 0000200
#endif
#ifndef S_IEXEC
#define S_IEXEC 0000100
#endif
#ifndef XATTR_CREATE
#define XATTR_CREATE 1
#endif
#ifndef XATTR_REPLACE
#define XATTR_REPLACE 2
#endif
#ifndef R_OK
#define R_OK 4
#define W_OK 2
#define X_OK 1
#define F_OK 0
#endif
#else
#include <errno.h>
#include <sys/stat.h>
#include <fcntl.h>
#endif
#endif
#ifndef Y_DUMP_STACK
#define Y_DUMP_STACK() do { } while (0)
#endif
#ifndef BUG
#define BUG() do {\
yaffs_trace(YAFFS_TRACE_BUG,\
"==>> yaffs bug: " __FILE__ " %d",\
__LINE__);\
Y_DUMP_STACK();\
} while (0)
#endif
#endif