/* * 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/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