binius_hash/groestl/arch/portable/
mod.rs1use super::super::GroestlShortInternal;
4
5mod compress512;
6mod table;
7
8#[derive(Debug, Clone)]
9pub struct GroestlShortImpl;
10
11impl GroestlShortInternal for GroestlShortImpl {
12 type State = [u64; compress512::COLS];
13
14 fn state_from_bytes(block: &[u8; 64]) -> Self::State {
15 let mut m = [0; compress512::COLS];
16 for (chunk, v) in block.chunks_exact(8).zip(m.iter_mut()) {
17 *v = u64::from_be_bytes(chunk.try_into().unwrap());
18 }
19 m
20 }
21
22 fn state_to_bytes(state: &Self::State) -> [u8; 64] {
23 let mut out = [0u8; 64];
24 for (chunk, v) in out.chunks_exact_mut(8).zip(state) {
25 chunk.copy_from_slice(&v.to_be_bytes());
26 }
27 out
28 }
29
30 fn xor_state(h: &mut Self::State, m: &Self::State) {
31 for i in 0..compress512::COLS {
32 h[i] ^= m[i];
33 }
34 }
35
36 fn p_perm(h: &mut Self::State) {
37 compress512::p(h)
38 }
39
40 fn q_perm(h: &mut Self::State) {
41 compress512::q(h)
42 }
43
44 fn compress(h: &mut Self::State, m: &[u8; 64]) {
45 compress512::compress(h, m)
46 }
47}