rt-thread-official/components/dfs/include/dfs_posix.h

90 lines
2.6 KiB
C

/*
* 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.
* 2017-12-27 Bernard Add fcntl API.
*/
#ifndef __DFS_POSIX_H__
#define __DFS_POSIX_H__
#include <dfs_file.h>
#ifdef __cplusplus
extern "C" {
#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);
/* file api*/
int open(const char *file, int flags, int mode);
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 fcntl(int fildes, int cmd, void *data);
int ioctl(int fildes, int 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);
int access(const char *path, int amode);
int pipe(int fildes[2]);
int mkfifo(const char *path, mode_t mode);
#ifdef __cplusplus
}
#endif
#endif