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