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orchard
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Documentation fixes 

Co-authored-by: Daira Hopwood <daira@jacaranda.org>
This commit is contained in:
ying tong 2021-05-03 22:28:22 +08:00 committed by GitHub
parent de75c9538b
commit 1ee5392163
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1 changed files with 6 additions and 5 deletions
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11
src/constants.rs
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@ -20,8 +20,8 @@ pub(crate) const L_ORCHARD_BASE: usize = 255;
/// $\ell_\mathsf{value}$
pub(crate) const L_VALUE: usize = 64;
// SWU hash-to-curve personalizations
/// This is used for the spending key base point and the nullifier base point K^Orchard
/// SWU hash-to-curve personalization for the spending key base point and
/// the nullifier base point K^Orchard
pub const ORCHARD_PERSONALIZATION: &str = "z.cash:Orchard";
/// SWU hash-to-curve personalization for the group hash for key diversification
@ -53,7 +53,8 @@ pub const NUM_WINDOWS: usize =
pub const NUM_WINDOWS_SHORT: usize =
(L_VALUE + FIXED_BASE_WINDOW_SIZE - 1) / FIXED_BASE_WINDOW_SIZE;
/// Number of bits used in complete addition (for variable-base scalar mul)
/// Number of bits for which complete addition needs to be used in variable-base
/// scalar multiplication
pub const NUM_COMPLETE_BITS: usize = 3;
pub trait OrchardFixedBases {
@ -247,8 +248,8 @@ pub trait TestFixedBase<C: CurveAffine> {
fn test_lagrange_coeffs(&self, num_windows: usize);
// Test that the z-values and u-values satisfy the conditions:
// 1. y + z = u^2,
// 2. y - z is not a square
// 1. z + y = u^2,
// 2. z - y is not a square
// for the y-coordinate of each fixed-base multiple in each window.
fn test_z(&self, z: &[u64], u: &[[[u8; 32]; H]], num_windows: usize);
}