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/*
* File : dfs_posix.h
* This file is part of Device File System in RT-Thread RTOS
* COPYRIGHT (C) 2004-2012, RT-Thread Development Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2009-05-27 Yi.qiu The first version.
* 2010-07-18 Bernard add stat and statfs structure definitions.
* 2011-05-16 Yi.qiu Change parameter name of rename, "new" is C++ key word.
*/
#ifndef __DFS_POSIX_H__
#define __DFS_POSIX_H__
#include <dfs_file.h>
#include <dfs_def.h>
#ifdef __cplusplus
extern "C" {
#endif
#if !defined(RT_USING_NEWLIB)
#define O_RDONLY DFS_O_RDONLY
#define O_WRONLY DFS_O_WRONLY
#define O_RDWR DFS_O_RDWR
#define O_ACCMODE DFS_O_ACCMODE
#define O_CREAT DFS_O_CREAT
#define O_EXCL DFS_O_EXCL
#define O_TRUNC DFS_O_TRUNC
#define O_APPEND DFS_O_APPEND
#define O_BINARY DFS_O_BINARY
#define O_DIRECTORY DFS_O_DIRECTORY
#if !defined(_WIN32)
#define S_IFMT DFS_S_IFMT
#define S_IFSOCK DFS_S_IFSOCK
#define S_IFLNK DFS_S_IFLNK
#define S_IFREG DFS_S_IFREG
#define S_IFBLK DFS_S_IFBLK
#define S_IFDIR DFS_S_IFDIR
#define S_IFCHR DFS_S_IFCHR
#define S_IFIFO DFS_S_IFIFO
#define S_ISUID DFS_S_ISUID
#define S_ISGID DFS_S_ISGID
#define S_ISVTX DFS_S_ISVTX
#define S_ISLNK(m) (((m) & DFS_S_IFMT) == DFS_S_IFLNK)
#define S_ISREG(m) (((m) & DFS_S_IFMT) == DFS_S_IFREG)
#define S_ISDIR(m) (((m) & DFS_S_IFMT) == DFS_S_IFDIR)
#define S_ISCHR(m) (((m) & DFS_S_IFMT) == DFS_S_IFCHR)
#define S_ISBLK(m) (((m) & DFS_S_IFMT) == DFS_S_IFBLK)
#define S_ISFIFO(m) (((m) & DFS_S_IFMT) == DFS_S_IFIFO)
#define S_ISSOCK(m) (((m) & DFS_S_IFMT) == DFS_S_IFSOCK)
#define S_IRWXU DFS_S_IRWXU
#define S_IRUSR DFS_S_IRUSR
#define S_IWUSR DFS_S_IWUSR
#define S_IXUSR DFS_S_IXUSR
#define S_IRWXG DFS_S_IRWXG
#define S_IRGRP DFS_S_IRGRP
#define S_IWGRP DFS_S_IWGRP
#define S_IXGRP DFS_S_IXGRP
#define S_IRWXO DFS_S_IRWXO
#define S_IROTH DFS_S_IROTH
#define S_IWOTH DFS_S_IWOTH
#define S_IXOTH DFS_S_IXOTH
#endif
#if defined(__CC_ARM)
#include <stdio.h>
#include <stdlib.h>
#elif defined(_MSC_VER)
#include <stdio.h>
#else
#define SEEK_SET DFS_SEEK_SET
#define SEEK_CUR DFS_SEEK_CUR
#define SEEK_END DFS_SEEK_END
#endif
typedef struct
{
int fd; /* directory file */
char buf[512];
int num;
int cur;
} DIR;
/* directory api*/
int mkdir(const char *path, mode_t mode);
DIR *opendir(const char *name);
struct dirent *readdir(DIR *d);
long telldir(DIR *d);
void seekdir(DIR *d, off_t offset);
void rewinddir(DIR *d);
int closedir(DIR* d);
#else
/* use newlib header file */
#include <sys/stat.h>
#endif
struct stat;
/* file api*/
int open(const char *file, int flags, ...);
int close(int d);
#ifdef RT_USING_NEWLIB
_READ_WRITE_RETURN_TYPE _EXFUN(read, (int __fd, void *__buf, size_t __nbyte));
_READ_WRITE_RETURN_TYPE _EXFUN(write, (int __fd, const void *__buf, size_t __nbyte));
#else
int read(int fd, void *buf, size_t len);
int write(int fd, const void *buf, size_t len);
#endif
off_t lseek(int fd, off_t offset, int whence);
int rename(const char *from, const char *to);
int unlink(const char *pathname);
int stat(const char *file, struct stat *buf);
int fstat(int fildes, struct stat *buf);
int fsync(int fildes);
int ioctl(int fildes, long cmd, void *data);
/* directory api*/
int rmdir(const char *path);
int chdir(const char *path);
char *getcwd(char *buf, size_t size);
/* file system api */
int statfs(const char *path, struct statfs *buf);
#ifdef __cplusplus
}
#endif
#endif
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