101 lines
3.0 KiB
C
101 lines
3.0 KiB
C
/*
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+------------------------------------------------------------------------------
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| Project : Device Filesystem
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+------------------------------------------------------------------------------
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| Copyright 2004, 2005 www.fayfayspace.org.
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| All rights reserved.
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|------------------------------------------------------------------------------
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| File : dfs_posix.h, the filesystem related defines of Device FileSystem
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|------------------------------------------------------------------------------
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| Chang Logs:
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| Date Author Notes
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| 2009-05-27 Yi.qiu The first version.
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+------------------------------------------------------------------------------
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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_raw.h>
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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_DIRECTORY DFS_O_DIRECTORY
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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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#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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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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rt_sem_t *sem;
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} DIR;
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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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int read(int fd, char *buf, int len);
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int write(int fd, char *buf, int len);
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int lseek(int fd, int offset, int dir);
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int rename(const char* old, const char* new );
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int unlink(const char *pathname);
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int stat(const char *file, struct dfs_stat *buf);
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/* directory api*/
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int mkdir (const char *path, rt_uint16_t mode);
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int rmdir(const char *path);
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DIR* opendir(const char* name);
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struct dfs_dirent* readdir(DIR *d);
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rt_off_t telldir(DIR *d);
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void seekdir(DIR *d, rt_off_t offset);
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void rewinddir(DIR *d);
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int closedir(DIR* d);
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int chdir(const char *path);
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char* getcwd(char *buf, rt_size_t size);
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#endif
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