Function write

src/backend/linux_raw/io/syscalls.rs:161–165

(fd: BorrowedFd<'_>, buf: &[u8])

#[inline]
pub(crate) fn write(fd: BorrowedFd<'_>, buf: &[u8]) -> io::Result<usize> {
    let (buf_addr, buf_len) = slice(buf);

    unsafe { ret_usize(syscall_readonly!(__NR_write, fd, buf_addr, buf_len)) }
}

#[inline]
pub(crate) fn pwrite(fd: BorrowedFd<'_>, buf: &[u8], pos: u64) -> io::Result<usize> {