gistfile1.rs

pub struct DropCopyProto;

impl Protocol for DropCopyProto {
    type Output = DropCopy;

    fn new() -> DropCopyProto {
        DropCopyProto
    }

    fn append(&mut self, buf: &AROIobuf) -> Option<(<Self as Protocol>::Output, AROIobuf, u32)> {
        let size = mem::size_of::<DropCopy>() as u32;
        if buf.len() >= size {
            let (a, b) = buf.split_at(size).unwrap();
            let val = unsafe { *(mem::transmute::<*mut u8, *const DropCopy>(a.ptr())) };
            Some((val, b, size))
        } else {
            None
        }
    }
}