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chore: update to ff/group 0.13 (#166)

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* chore: update to ff/group 0.13 and associated dependencies

Updates:
- zkcrypto/ff, zkcrypto/group to 0.13,
- bellperson to 0.25,
- pasta_curves to 0.5.1, and removes the fil_pasta_curves fork
- pasta-msm should no longer need a fork (WIP)

Adapts source in function, mostly for const usage and API updates.

* expose the portable feature of pasta-MSM

* update pointer to pasta-msm

* Clippy

---------

Co-authored-by: François Garillot <francois@garillot.net>
This commit is contained in:
Samuel Burnham
2023-05-10 15:15:17 -04:00
committed by GitHub
parent b76d7aa7ea
commit cddd707fad
22 changed files with 275 additions and 274 deletions
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6
examples/signature.rs
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@@ -73,7 +73,7 @@ where
}
fn mul_bits<B: AsRef<[u64]>>(s: &G::Scalar, bits: BitIterator<B>) -> G::Scalar {
let mut x = G::Scalar::zero();
let mut x = G::Scalar::ZERO;
for bit in bits {
x = x.double();
@@ -88,14 +88,14 @@ where
assert_eq!(digest.len(), 64);
let mut bits: [u64; 8] = [0; 8];
LittleEndian::read_u64_into(digest, &mut bits);
Self::mul_bits(&G::Scalar::one(), BitIterator::new(bits))
Self::mul_bits(&G::Scalar::ONE, BitIterator::new(bits))
}
pub fn to_uniform_32(digest: &[u8]) -> G::Scalar {
assert_eq!(digest.len(), 32);
let mut bits: [u64; 4] = [0; 4];
LittleEndian::read_u64_into(digest, &mut bits);
Self::mul_bits(&G::Scalar::one(), BitIterator::new(bits))
Self::mul_bits(&G::Scalar::ONE, BitIterator::new(bits))
}
pub fn hash_to_scalar(persona: &[u8], a: &[u8], b: &[u8]) -> G::Scalar {