unistd.h File Reference

#include <reent.h>
#include <stddef.h>
#include <stdint.h>

Go to the source code of this file.

Typedefs
typedef int32_t	ssize_t
typedef int32_t	off_t

Enumerations
enum	open_types_t {   O_RDONLY = 0, O_WRONLY = 1, O_RDWR = 2, O_CREAT = 4,   O_TRUNC = 8, O_APPEND = 16 }
enum	seek_wheels_t { SEEK_SET = 0, SEEK_CUR = 1, SEEK_END = 2 }

Functions
int	open (const char *pathname, int flags)
int	close (int fd)
ssize_t	read (int fd, void *buf, size_t count)
ssize_t	write (int fd, const void *buf, size_t count)
off_t	lseek (int fd, off_t seek, int wheel)

Typedef Documentation

typedef int32_t off_t

Definition at line 9 of file unistd.h.

typedef int32_t ssize_t

Definition at line 8 of file unistd.h.

Enumeration Type Documentation

enum open_types_t

Enumerator
O_RDONLY
O_WRONLY
O_RDWR
O_CREAT
O_TRUNC
O_APPEND

Definition at line 11 of file unistd.h.

enum seek_wheels_t

Enumerator
SEEK_SET
SEEK_CUR
SEEK_END

Definition at line 20 of file unistd.h.

Function Documentation

int close

(

int

fd)

Definition at line 5 of file close.c.

off_t lseek	(	int	fd,
		off_t	seek,
		int	wheel
	)

Definition at line 5 of file lseek.c.

int open	(	const char *	pathname,
		int	flags
	)

Definition at line 7 of file open.c.

ssize_t read	(	int	fd,
		void *	buf,
		size_t	count
	)

Definition at line 5 of file read.c.

ssize_t write	(	int	fd,
		const void *	buf,
		size_t	count
	)

Definition at line 5 of file write.c.