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Publicize `ValueCommitment::derive` constructor

This commit is contained in:
Tomas Krnak 2022-08-13 15:35:01 +02:00
parent 3faab98e9e
commit 158f3e6e71
1 changed files with 2 additions and 2 deletions
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4
src/value.rs
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@ -286,13 +286,13 @@ impl<'a> Sum<&'a ValueCommitment> for ValueCommitment {
} }
impl ValueCommitment { impl ValueCommitment {
/// $ValueCommit^Orchard$. /// Derives a `ValueCommitment` by ValueCommit^Orchard.
/// ///
/// Defined in [Zcash Protocol Spec § 5.4.8.3: Homomorphic Pedersen commitments (Sapling and Orchard)][concretehomomorphiccommit]. /// Defined in [Zcash Protocol Spec § 5.4.8.3: Homomorphic Pedersen commitments (Sapling and Orchard)][concretehomomorphiccommit].
/// ///
/// [concretehomomorphiccommit]: https://zips.z.cash/protocol/nu5.pdf#concretehomomorphiccommit /// [concretehomomorphiccommit]: https://zips.z.cash/protocol/nu5.pdf#concretehomomorphiccommit
#[allow(non_snake_case)] #[allow(non_snake_case)]
pub(crate) fn derive(value: ValueSum, rcv: ValueCommitTrapdoor) -> Self { pub fn derive(value: ValueSum, rcv: ValueCommitTrapdoor) -> Self {
let hasher = pallas::Point::hash_to_curve(VALUE_COMMITMENT_PERSONALIZATION); let hasher = pallas::Point::hash_to_curve(VALUE_COMMITMENT_PERSONALIZATION);
let V = hasher(&VALUE_COMMITMENT_V_BYTES); let V = hasher(&VALUE_COMMITMENT_V_BYTES);
let R = hasher(&VALUE_COMMITMENT_R_BYTES); let R = hasher(&VALUE_COMMITMENT_R_BYTES);