seastar::file_desc Class Reference

Public Member Functions
	file_desc (const file_desc &)=delete
	file_desc (file_desc &&x) noexcept
void	operator= (const file_desc &)=delete
file_desc &	operator= (file_desc &&x)
void	close ()
int	get () const
sstring	fdinfo () const noexcept
file_desc	dup () const
file_desc	accept (socket_address &sa, int flags=0)
std::optional< file_desc >	try_accept (socket_address &sa, int flags=0)
void	shutdown (int how)
void	truncate (size_t size)
int	ioctl (int request)
int	ioctl (int request, int value)
int	ioctl (int request, unsigned int value)
template<class X >
int	ioctl (int request, X &data)
template<class X >
int	ioctl (int request, X &&data)
template<class X >
int	setsockopt (int level, int optname, X &&data)
int	setsockopt (int level, int optname, const char *data)
int	setsockopt (int level, int optname, const void *data, socklen_t len)
template<typename Data >
Data	getsockopt (int level, int optname)
int	getsockopt (int level, int optname, char *data, socklen_t len)
size_t	size ()
std::optional< size_t >	read (void *buffer, size_t len)
std::optional< ssize_t >	recv (void *buffer, size_t len, int flags)
std::optional< size_t >	recvmsg (msghdr *mh, int flags)
std::optional< size_t >	send (const void *buffer, size_t len, int flags)
std::optional< size_t >	sendto (socket_address &addr, const void *buf, size_t len, int flags)
std::optional< size_t >	sendmsg (const msghdr *msg, int flags)
void	bind (sockaddr &sa, socklen_t sl)
void	connect (sockaddr &sa, socklen_t sl)
socket_address	get_address ()
void	listen (int backlog)
std::optional< size_t >	write (const void *buf, size_t len)
std::optional< size_t >	writev (const iovec *iov, int iovcnt)
size_t	pread (void *buf, size_t len, off_t off)
void	timerfd_settime (int flags, const itimerspec &its)
mmap_area	map (size_t size, unsigned prot, unsigned flags, size_t offset, void *addr=nullptr)
mmap_area	map_shared_rw (size_t size, size_t offset)
mmap_area	map_shared_ro (size_t size, size_t offset)
mmap_area	map_private_rw (size_t size, size_t offset)
mmap_area	map_private_ro (size_t size, size_t offset)
void	spawn_actions_add_close (posix_spawn_file_actions_t *actions)
void	spawn_actions_add_dup2 (posix_spawn_file_actions_t *actions, int newfd)

Static Public Member Functions
static file_desc	from_fd (int fd)
static file_desc	open (sstring name, int flags, mode_t mode=0)
static file_desc	socket (int family, int type, int protocol=0)
static file_desc	eventfd (unsigned initval, int flags)
static file_desc	epoll_create (int flags=0)
static file_desc	timerfd_create (int clockid, int flags)
static file_desc	temporary (sstring directory)
static file_desc	inotify_init (int flags)

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The documentation for this class was generated from the following file:

• seastar/core/posix.hh