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Fix https://github.com/serai-dex/serai/issues/150

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This commit is contained in:
Luke Parker
2022-11-10 22:35:09 -05:00
parent d714f2202d
commit 84de427d72
32 changed files with 313 additions and 278 deletions
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7
crypto/frost/src/algorithm.rs
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@@ -1,6 +1,7 @@
use core::{marker::PhantomData, fmt::Debug};
use std::io::{self, Read, Write};
use zeroize::Zeroizing;
use rand_core::{RngCore, CryptoRng};
use transcript::Transcript;
@@ -66,7 +67,7 @@ pub trait Algorithm<C: Curve>: Clone {
&mut self,
params: &ThresholdView<C>,
nonce_sums: &[Vec<C::G>],
nonces: &[C::F],
nonces: Vec<Zeroizing<C::F>>,
msg: &[u8],
) -> C::F;
@@ -161,12 +162,12 @@ impl<C: Curve, H: Hram<C>> Algorithm<C> for Schnorr<C, H> {
&mut self,
params: &ThresholdView<C>,
nonce_sums: &[Vec<C::G>],
nonces: &[C::F],
mut nonces: Vec<Zeroizing<C::F>>,
msg: &[u8],
) -> C::F {
let c = H::hram(&nonce_sums[0][0], &params.group_key(), msg);
self.c = Some(c);
SchnorrSignature::<C>::sign(params.secret_share(), nonces[0], c).s
SchnorrSignature::<C>::sign(params.secret_share(), nonces.swap_remove(0), c).s
}
#[must_use]