Function read_iovec

performance-metrics/src/util.rs:85–90

Build an iovec suitable for a read into `buf`.

(buf: &mut [u8])

/// Build an iovec suitable for a read into `buf`.
pub fn read_iovec(buf: &mut [u8]) -> libc::iovec {
    libc::iovec {
        iov_base: buf.as_mut_ptr().cast(),
        iov_len: buf.len(),
    }
}

/// Build an iovec suitable for a write from `buf`.
pub fn write_iovec(buf: &[u8]) -> libc::iovec {