µOS++ POSIX I/O C API

µOS++ POSIX I/O C API summary page. More...

int	accept (int socket, struct sockaddr *address, socklen_t *address_len)
int	bind (int socket, const struct sockaddr *address, socklen_t address_len)
int	chdir (const char *path)
int	chmod (const char *path, mode_t mode)
int	chown (const char *path, uid_t owner, gid_t group)
clock_t	clock (void)
int	close (int fildes)
int	closedir (DIR *dirp)
int	connect (int socket, const struct sockaddr *address, socklen_t address_len)
int	execve (const char *path, char *const argv[], char *const envp[])
int	fcntl (int fildes, int cmd,...)
pid_t	fork (void)
int	fstat (int fildes, struct stat *buf)
int	fstatvfs (int fildes, struct statvfs *buf)
int	ftruncate (int fildes, off_t length)
int	fsync (int fildes)
char *	getcwd (char *buf, size_t size)
int	getpeername (int socket, struct sockaddr *address, socklen_t *address_len)
pid_t	getpid (void)
int	getsockname (int socket, struct sockaddr *address, socklen_t *address_len)
int	getsockopt (int socket, int level, int option_name, void *option_value, socklen_t *option_len)
int	gettimeofday (struct timeval *ptimeval, void *ptimezone)
int	ioctl (int fildes, int request,...)
int	isatty (int fildes)
int	kill (pid_t pid, int sig)
int	link (const char *existing, const char *_new)
int	listen (int socket, int backlog)
off_t	lseek (int fildes, off_t offset, int whence)
int	mkdir (const char *path, mode_t mode)
int	open (const char *path, int oflag,...)
DIR *	opendir (const char *dirname)
int	raise (int sig)
ssize_t	read (int fildes, void *buf, size_t nbyte)
struct dirent *	readdir (DIR *dirp)
int	readdir_r (DIR *dirp, struct dirent *entry, struct dirent **result)
ssize_t	readlink (const char *path, char *buf, size_t bufsize)
ssize_t	recv (int socket, void *buffer, size_t length, int flags)
ssize_t	recvfrom (int socket, void *buffer, size_t length, int flags, struct sockaddr *address, socklen_t *address_len)
ssize_t	recvmsg (int socket, struct msghdr *message, int flags)
int	rename (const char *oldfn, const char *newfn)
void	rewinddir (DIR *dirp)
int	rmdir (const char *path)
int	select (int nfds, fd_set *readfds, fd_set *writefds, fd_set *errorfds, struct timeval *timeout)
ssize_t	send (int socket, const void *buffer, size_t length, int flags)
ssize_t	sendmsg (int socket, const struct msghdr *message, int flags)
ssize_t	sendto (int socket, const void *message, size_t length, int flags, const struct sockaddr *dest_addr, socklen_t dest_len)
int	setsockopt (int socket, int level, int option_name, const void *option_value, socklen_t option_len)
int	shutdown (int socket, int how)
int	sockatmark (int socket)
int	socket (int domain, int type, int protocol)
int	stat (const char *path, struct stat *buf)
int	statvfs (const char *path, struct statvfs *buf)
void	sync (void)
int	symlink (const char *existing, const char *_new)
int	system (const char *command)
int	tcdrain (int fildes)
int	tcflush (int fildes, int queue_selector)
int	tcgetattr (int fildes, struct termios *termios_p)
int	tcsendbreak (int fildes, int duration)
int	tcsetattr (int fildes, int optional_actions, const struct termios *termios_p)
clock_t	times (struct tms *buf)
int	truncate (const char *path, off_t length)
int	unlink (const char *name)
int	utime (const char *path, const struct utimbuf *times)
pid_t	wait (int *stat_loc)
ssize_t	write (int fildes, const void *buf, size_t nbyte)
ssize_t	writev (int fildes, const struct iovec *iov, int iovcnt)

Detailed Description

This page groups the standard POSIX I/O functions.

TODO: add content

Function Documentation

accept()

int accept	(	int	socket,
		struct sockaddr *	address,
		socklen_t *	address_len
	)

bind()

int bind	(	int	socket,
		const struct sockaddr *	address,
		socklen_t	address_len
	)

chdir()

int chdir

(

const char *

path

)

chmod()

int chmod	(	const char *	path,
		mode_t	mode
	)

chown()

int chown	(	const char *	path,
		uid_t	owner,
		gid_t	group
	)

clock()

clock_t clock

(

void

)

Referenced by os::estd::timed_mutex::try_lock_until(), os::estd::recursive_timed_mutex::try_lock_until(), and os::estd::condition_variable::wait_until().

close()

int close

(

int

fildes

)

closedir()

int closedir

(

DIR *

dirp

)

connect()

int connect	(	int	socket,
		const struct sockaddr *	address,
		socklen_t	address_len
	)

execve()

int execve	(	const char *	path,
		char *const	argv[],
		char *const	envp[]
	)

fcntl()

int fcntl	(	int	fildes,
		int	cmd,
			...
	)

fork()

pid_t fork

(

void

)

fstat()

int fstat	(	int	fildes,
		struct stat *	buf
	)

fstatvfs()

int fstatvfs	(	int	fildes,
		struct statvfs *	buf
	)

fsync()

int fsync

(

int

fildes

)

ftruncate()

int ftruncate	(	int	fildes,
		off_t	length
	)

getcwd()

char * getcwd	(	char *	buf,
		size_t	size
	)

getpeername()

int getpeername	(	int	socket,
		struct sockaddr *	address,
		socklen_t *	address_len
	)

getpid()

pid_t getpid

(

void

)

getsockname()

int getsockname	(	int	socket,
		struct sockaddr *	address,
		socklen_t *	address_len
	)

getsockopt()

int getsockopt	(	int	socket,
		int	level,
		int	option_name,
		void *	option_value,
		socklen_t *	option_len
	)

gettimeofday()

int gettimeofday	(	struct timeval *	ptimeval,
		void *	ptimezone
	)

ioctl()

int ioctl	(	int	fildes,
		int	request,
			...
	)

isatty()

int isatty

(

int

fildes

)

kill()

int kill	(	pid_t	pid,
		int	sig
	)

Referenced by osThreadTerminate().

link()

int link	(	const char *	existing,
		const char *	_new
	)

Referenced by os::utils::intrusive_list< T, N, MP, U >::unlink_head(), and os::utils::intrusive_list< T, N, MP, U >::unlink_tail().

listen()

int listen	(	int	socket,
		int	backlog
	)

lseek()

off_t lseek	(	int	fildes,
		off_t	offset,
		int	whence
	)

mkdir()

int mkdir	(	const char *	path,
		mode_t	mode
	)

open()

int open	(	const char *	path,
		int	oflag,
			...
	)

opendir()

DIR * opendir

(

const char *

dirname

)

raise()

int raise

(

int

sig

)

Referenced by os_evflags_raise().

read()

ssize_t read	(	int	fildes,
		void *	buf,
		size_t	nbyte
	)

readdir()

struct dirent * readdir

(

DIR *

dirp

)

readdir_r()

int readdir_r	(	DIR *	dirp,
		struct dirent *	entry,
		struct dirent **	result
	)

readlink()

ssize_t readlink	(	const char *	path,
		char *	buf,
		size_t	bufsize
	)

recv()

ssize_t recv	(	int	socket,
		void *	buffer,
		size_t	length,
		int	flags
	)

recvfrom()

ssize_t recvfrom	(	int	socket,
		void *	buffer,
		size_t	length,
		int	flags,
		struct sockaddr *	address,
		socklen_t *	address_len
	)

recvmsg()

ssize_t recvmsg	(	int	socket,
		struct msghdr *	message,
		int	flags
	)

rename()

int rename	(	const char *	oldfn,
		const char *	newfn
	)

rewinddir()

void rewinddir

(

DIR *

dirp

)

rmdir()

int rmdir

(

const char *

path

)

select()

int select	(	int	nfds,
		fd_set *	readfds,
		fd_set *	writefds,
		fd_set *	errorfds,
		struct timeval *	timeout
	)

send()

ssize_t send	(	int	socket,
		const void *	buffer,
		size_t	length,
		int	flags
	)

Referenced by os_mqueue_send().

sendmsg()

ssize_t sendmsg	(	int	socket,
		const struct msghdr *	message,
		int	flags
	)

sendto()

ssize_t sendto	(	int	socket,
		const void *	message,
		size_t	length,
		int	flags,
		const struct sockaddr *	dest_addr,
		socklen_t	dest_len
	)

setsockopt()

int setsockopt	(	int	socket,
		int	level,
		int	option_name,
		const void *	option_value,
		socklen_t	option_len
	)

shutdown()

int shutdown	(	int	socket,
		int	how
	)

sockatmark()

int sockatmark

(

int

socket

)

socket()

int socket	(	int	domain,
		int	type,
		int	protocol
	)

Referenced by __posix_accept(), __posix_bind(), __posix_connect(), __posix_getpeername(), __posix_getsockname(), __posix_getsockopt(), __posix_listen(), __posix_recv(), __posix_recvfrom(), __posix_recvmsg(), __posix_send(), __posix_sendmsg(), __posix_sendto(), __posix_setsockopt(), __posix_shutdown(), and __posix_sockatmark().

stat()

int stat	(	const char *	path,
		struct stat *	buf
	)

statvfs()

int statvfs	(	const char *	path,
		struct statvfs *	buf
	)

symlink()

int symlink	(	const char *	existing,
		const char *	_new
	)

sync()

void sync

(

void

)

system()

int system

(

const char *

command

)

tcdrain()

int tcdrain

(

int

fildes

)

tcflush()

int tcflush	(	int	fildes,
		int	queue_selector
	)

tcgetattr()

int tcgetattr	(	int	fildes,
		struct termios *	termios_p
	)

tcsendbreak()

int tcsendbreak	(	int	fildes,
		int	duration
	)

tcsetattr()

int tcsetattr	(	int	fildes,
		int	optional_actions,
		const struct termios *	termios_p
	)

times()

clock_t times

(

struct tms *

buf

)

Referenced by __posix_utime(), os::posix::file_system::utime(), os::posix::utime(), and os::posix::file_system_lockable< T, L >::utime().

truncate()

int truncate	(	const char *	path,
		off_t	length
	)

unlink()

int unlink

(

const char *

name

)

Referenced by os::rtos::internal::waiting_threads_list::resume_one(), and os::rtos::internal::ready_threads_list::unlink_head().

utime()

int utime	(	const char *	path,
		const struct utimbuf *	times
	)

wait()

pid_t wait

(

int *

stat_loc

)

Referenced by os_condvar_wait(), os_evflags_wait(), and os_semaphore_wait().

write()

ssize_t write	(	int	fildes,
		const void *	buf,
		size_t	nbyte
	)

writev()

ssize_t writev	(	int	fildes,
		const struct iovec *	iov,
		int	iovcnt
	)