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Expand and correct documentation

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This commit is contained in:
Luke Parker
2022-09-29 05:25:29 -04:00
parent 19cd609cba
commit ca091a5f04
18 changed files with 137 additions and 118 deletions
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6
crypto/dleq/src/cross_group/scalar.rs
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@@ -2,7 +2,7 @@ use ff::PrimeFieldBits;
use zeroize::Zeroize;
/// Convert a uniform scalar into one usable on both fields, clearing the top bits as needed
/// Convert a uniform scalar into one usable on both fields, clearing the top bits as needed.
pub fn scalar_normalize<F0: PrimeFieldBits + Zeroize, F1: PrimeFieldBits>(
mut scalar: F0,
) -> (F0, F1) {
@@ -45,7 +45,7 @@ pub fn scalar_normalize<F0: PrimeFieldBits + Zeroize, F1: PrimeFieldBits>(
(res1, res2)
}
/// Helper to convert a scalar between fields. Returns None if the scalar isn't mutually valid
/// Helper to convert a scalar between fields. Returns None if the scalar isn't mutually valid.
pub fn scalar_convert<F0: PrimeFieldBits + Zeroize, F1: PrimeFieldBits>(
mut scalar: F0,
) -> Option<F1> {
@@ -56,7 +56,7 @@ pub fn scalar_convert<F0: PrimeFieldBits + Zeroize, F1: PrimeFieldBits>(
res
}
/// Create a mutually valid scalar from bytes via bit truncation to not introduce bias
/// Create a mutually valid scalar from bytes via bit truncation to not introduce bias.
pub fn mutual_scalar_from_bytes<F0: PrimeFieldBits + Zeroize, F1: PrimeFieldBits>(
bytes: &[u8],
) -> (F0, F1) {