structured-dstu4145 0.20.2

Bounded DSTU 4145 verification and Ukrainian streaming hashes
Documentation 
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//! Prepared multiplication capability, selected before field arithmetic.

use crate::words::{self, Product, Words};

#[allow(unsafe_code)]
mod native;
pub(crate) use native::Hardware;

pub(crate) trait Kernel: core::fmt::Debug + Copy {
    fn product(self, left: &Words, right: &Words, count: usize) -> Product;

    fn products(self, left: &Words, right: [&Words; 2], count: usize) -> [Product; 2] {
        [
            self.product(left, right[0], count),
            self.product(left, right[1], count),
        ]
    }
}

#[derive(Debug, Clone, Copy)]
pub(crate) struct Portable;

impl Kernel for Portable {
    #[inline]
    fn product(self, left: &Words, right: &Words, count: usize) -> Product {
        words::product(left, right, count)
    }
}