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Updated Makefile and Readme

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This commit is contained in:
Paul-Henry Kajfasz
2024-08-16 15:07:27 -07:00
parent d92fae7f82
commit ad0f472708
50 changed files with 416 additions and 278 deletions
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1
src/hash/rescue/rpx/digest.rs
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@@ -459,6 +459,7 @@ impl IntoIterator for RpxDigest {
#[cfg(test)]
mod tests {
use alloc::string::String;
use rand_utils::rand_value;
use super::{Deserializable, Felt, RpxDigest, Serializable, DIGEST_BYTES, DIGEST_SIZE};

10
src/hash/rescue/rpx/mod.rs
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@@ -26,8 +26,10 @@ pub type CubicExtElement = CubeExtension<Felt>;
/// * Capacity size: 4 field elements.
/// * S-Box degree: 7.
/// * Rounds: There are 3 different types of rounds:
/// - (FB): `apply_mds` → `add_constants` → `apply_sbox` → `apply_mds` → `add_constants` → `apply_inv_sbox`.
/// - (E): `add_constants` → `ext_sbox` (which is raising to power 7 in the degree 3 extension field).
/// - (FB): `apply_mds` → `add_constants` → `apply_sbox` → `apply_mds` → `add_constants` →
/// `apply_inv_sbox`.
/// - (E): `add_constants` → `ext_sbox` (which is raising to power 7 in the degree 3 extension
/// field).
/// - (M): `apply_mds` → `add_constants`.
/// * Permutation: (FB) (E) (FB) (E) (FB) (E) (M).
///
@@ -158,8 +160,8 @@ impl Hasher for Rpx256 {
// - seed is copied into the first 4 elements of the rate portion of the state.
// - if the value fits into a single field element, copy it into the fifth rate element and
// set the first capacity element to 5.
// - if the value doesn't fit into a single field element, split it into two field
// elements, copy them into rate elements 5 and 6 and set the first capacity element to 6.
// - if the value doesn't fit into a single field element, split it into two field elements,
// copy them into rate elements 5 and 6 and set the first capacity element to 6.
let mut state = [ZERO; STATE_WIDTH];
state[INPUT1_RANGE].copy_from_slice(seed.as_elements());
state[INPUT2_RANGE.start] = Felt::new(value);