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Use ChaCha20 instead of ChaCha12

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Despite being slower and only used for blinding values, its still 
extremely performant. 20 is far more standard and will avoid an eye 
raise from reviewers.
This commit is contained in:
Luke Parker
2022-08-30 20:01:46 -04:00
parent 6093f4ec93
commit c5256d9b06
3 changed files with 7 additions and 7 deletions
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4
coins/monero/src/ringct/clsag/multisig.rs
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@@ -5,7 +5,7 @@ use std::{
};
use rand_core::{RngCore, CryptoRng, SeedableRng};
use rand_chacha::ChaCha12Rng;
use rand_chacha::ChaCha20Rng;
use zeroize::{Zeroize, ZeroizeOnDrop};
@@ -181,7 +181,7 @@ impl Algorithm<Ed25519> for ClsagMultisig {
// process even if they have access to commitments (specifically, the ring index being signed
// for, along with the mask which should not only require knowing the shared keys yet also the
// input commitment masks)
let mut rng = ChaCha12Rng::from_seed(self.transcript.rng_seed(b"decoy_responses"));
let mut rng = ChaCha20Rng::from_seed(self.transcript.rng_seed(b"decoy_responses"));
self.msg = Some(msg.try_into().expect("CLSAG message should be 32-bytes"));