pub fn preadv(
fd: RawFd,
iov: &[IoVec<&mut [u8]>],
offset: off_t
) -> Result<usize>
Expand description
Read from fd
at offset
filling buffers in iov
.
Buffers in iov
will be filled in order until all buffers have been filled,
no more bytes are available, or an error occurs. The file offset is not
changed.
See also: readv
and pread