close(raw_fd)
—Closes a RawFd
directly.
dup(fd)
—Creates a new
OwnedFd
instance that shares the same
underlying
file description as
fd
.
dup3(fd, new, flags)
—Changes the
file description of a file
descriptor, with flags.
fcntl(fd, F_DUPFD_CLOEXEC)
—Creates a new
OwnedFd
instance, with value
at least
min
, that has
O_CLOEXEC
set and that shares the same
underlying
file description as
fd
.
fcntl(fd, F_GETFD)
—Returns a file descriptor’s flags.
fcntl(fd, F_SETFD, flags)
—Sets a file descriptor’s flags.
ioctl(fd, FIONBIO, &value)
—Enables or disables non-blocking mode.
ioctl(fd, FIONREAD)
—Returns the number of bytes ready to be read.
Returns a pair of booleans indicating whether the file descriptor is
readable and/or writable, respectively.
pread(fd, buf, offset)
—Reads from a file at a given position.
pread(fd, buf, offset)
—Reads from a file at a given position.
preadv(fd, bufs, offset)
—Reads from a file at a given position into
multiple buffers.
preadv2(fd, bufs, offset, flags)
—Reads data, with several options.
pwrite(fd, bufs)
—Writes to a file at a given position.
pwritev(fd, bufs, offset)
—Writes to a file at a given position from
multiple buffers.
pwritev2(fd, bufs, offset, flags)
—Writes data, with several options.
read(fd, buf)
—Reads from a stream.
read(fd, buf)
—Reads from a stream.
readv(fd, bufs)
—Reads from a stream into multiple buffers.
Call
f
until it either succeeds or fails other than
Errno::INTR
.
write(fd, buf)
—Writes to a stream.
writev(fd, bufs)
—Writes to a stream from multiple buffers.