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Remove the poorly-designed reduce_512 API

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Unused and unpublished. This was only added in the FCMP++ branch as a quick fix
for performance reasons. Finding a better API is still a tricky question, but
this API is _bad_.
This commit is contained in:
Luke Parker
2025-08-19 15:24:33 -04:00
parent cfd1cb3a37
commit ca85f9ba0c
5 changed files with 0 additions and 38 deletions
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6
crypto/ciphersuite/src/lib.rs
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@@ -62,12 +62,6 @@ pub trait Ciphersuite:
// While group does provide this in its API, privacy coins may want to use a custom basepoint
fn generator() -> Self::G;
/// Reduce 512 bits into a uniform scalar.
///
/// If 512 bits is insufficient to perform a reduction into a uniform scalar, the ciphersuite
/// will perform a hash to sample the necessary bits.
fn reduce_512(scalar: [u8; 64]) -> Self::F;
/// Hash the provided domain-separation tag and message to a scalar. Ciphersuites MAY naively
/// prefix the tag to the message, enabling transpotion between the two. Accordingly, this
/// function should NOT be used in any scheme where one tag is a valid substring of another