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Use GroupEncoding instead of Curve's from_slice/to_bytes

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Increases usage of standardization while expanding dalek_ff_group.

Closes https://github.com/serai-dex/serai/issues/26 by moving 
dfg::EdwardsPoint to only be for the prime subgroup.
This commit is contained in:
Luke Parker
2022-06-28 01:25:26 -04:00
parent ac17645fc8
commit 3de7a76051
14 changed files with 141 additions and 178 deletions
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5
coins/monero/src/wallet/send/multisig.rs
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@@ -226,6 +226,11 @@ impl SignMachine<Transaction> for TransactionSignMachine {
// FROST commitments, image, H commitments, and their proofs
let clsag_len = 64 + ClsagMultisig::serialized_len();
for (l, commitments) in &commitments {
if commitments.len() != (self.clsags.len() * clsag_len) {
Err(FrostError::InvalidCommitment(*l))?;
}
}
// Convert the unified commitments to a Vec of the individual commitments
let mut commitments = (0 .. self.clsags.len()).map(|_| commitments.iter_mut().map(