absolutebi/serai
1
0
Fork 0
mirror of https://github.com/serai-dex/serai.git synced 2025-12-08 12:19:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

3.3.5 Clarify GeneratorPromotion is only for generators, not curves

Browse Source
This commit is contained in:
Luke Parker
2023-02-23 07:21:47 -05:00
parent 4d6a0bbd7d
commit 1a6497f37a
1 changed files with 4 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
crypto/dkg/src/promote.rs
View File

@@ -61,9 +61,10 @@ impl<C: Ciphersuite> GeneratorProof<C> {
} }
} }
/// Promote a set of keys from one curve to another, where the elliptic curve is the same. /// Promote a set of keys from one generator to another, where the elliptic curve is the same.
/// Since the Ciphersuite trait additionally specifies a generator, this provides an O(n) way to /// Since the Ciphersuite trait additionally specifies a generator, this provides an O(n) way to
/// update the generator used with keys. The key generation protocol itself is exponential. /// update the generator used with keys. This outperforms the key generation protocol which is
// exponential.
pub struct GeneratorPromotion<C1: Ciphersuite, C2: Ciphersuite> { pub struct GeneratorPromotion<C1: Ciphersuite, C2: Ciphersuite> {
base: ThresholdKeys<C1>, base: ThresholdKeys<C1>,
proof: GeneratorProof<C1>, proof: GeneratorProof<C1>,
@@ -74,7 +75,7 @@ impl<C1: Ciphersuite, C2: Ciphersuite> GeneratorPromotion<C1, C2>
where where
C2: Ciphersuite<F = C1::F, G = C1::G>, C2: Ciphersuite<F = C1::F, G = C1::G>,
{ {
/// Begin promoting keys from one curve to another. Returns a proof this share was properly /// Begin promoting keys from one generator to another. Returns a proof this share was properly
/// promoted. /// promoted.
pub fn promote<R: RngCore + CryptoRng>( pub fn promote<R: RngCore + CryptoRng>(
rng: &mut R, rng: &mut R,