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chore: migrate to Winterfell v0.10.0 release (#338)

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This commit is contained in:
Al-Kindi-0
2024-10-29 23:02:46 +01:00
committed by GitHub
parent 689cc93ed1
commit 0d75e3593b
8 changed files with 98 additions and 55 deletions
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26
src/hash/blake/mod.rs
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@@ -1,8 +1,8 @@
use alloc::string::String;
use alloc::{string::String, vec::Vec};
use core::{
mem::{size_of, transmute, transmute_copy},
ops::Deref,
slice::from_raw_parts,
slice::{self, from_raw_parts},
};
use super::{Digest, ElementHasher, Felt, FieldElement, Hasher};
@@ -33,6 +33,14 @@ const DIGEST20_BYTES: usize = 20;
#[cfg_attr(feature = "serde", serde(into = "String", try_from = "&str"))]
pub struct Blake3Digest<const N: usize>([u8; N]);
impl<const N: usize> Blake3Digest<N> {
pub fn digests_as_bytes(digests: &[Blake3Digest<N>]) -> &[u8] {
let p = digests.as_ptr();
let len = digests.len() * N;
unsafe { slice::from_raw_parts(p as *const u8, len) }
}
}
impl<const N: usize> Default for Blake3Digest<N> {
fn default() -> Self {
Self([0; N])
@@ -114,6 +122,10 @@ impl Hasher for Blake3_256 {
Self::hash(prepare_merge(values))
}
fn merge_many(values: &[Self::Digest]) -> Self::Digest {
Blake3Digest(blake3::hash(Blake3Digest::digests_as_bytes(values)).into())
}
fn merge_with_int(seed: Self::Digest, value: u64) -> Self::Digest {
let mut hasher = blake3::Hasher::new();
hasher.update(&seed.0);
@@ -174,6 +186,11 @@ impl Hasher for Blake3_192 {
Blake3Digest(*shrink_bytes(&blake3::hash(bytes).into()))
}
fn merge_many(values: &[Self::Digest]) -> Self::Digest {
let bytes: Vec<u8> = values.iter().flat_map(|v| v.as_bytes()).collect();
Blake3Digest(*shrink_bytes(&blake3::hash(&bytes).into()))
}
fn merge(values: &[Self::Digest; 2]) -> Self::Digest {
Self::hash(prepare_merge(values))
}
@@ -242,6 +259,11 @@ impl Hasher for Blake3_160 {
Self::hash(prepare_merge(values))
}
fn merge_many(values: &[Self::Digest]) -> Self::Digest {
let bytes: Vec<u8> = values.iter().flat_map(|v| v.as_bytes()).collect();
Blake3Digest(*shrink_bytes(&blake3::hash(&bytes).into()))
}
fn merge_with_int(seed: Self::Digest, value: u64) -> Self::Digest {
let mut hasher = blake3::Hasher::new();
hasher.update(&seed.0);