zec
/
orchard
mirror of https://github.com/zcash/orchard.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

ExtractedNoteCommitment::from_bytes: Document cmx canonicity.

This commit is contained in:
therealyingtong 2021-08-09 20:07:43 +08:00
parent 506b6a6dcd
commit e62cfaa398
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/note/commitment.rs
View File

@ -66,6 +66,11 @@ pub struct ExtractedNoteCommitment(pub(super) pallas::Base);
impl ExtractedNoteCommitment {
/// Deserialize the extracted note commitment from a byte array.
///
/// This method enforces the [consensus rule][cmxcanon] that the
/// byte representation of cmx MUST be canonical.
///
/// [cmxcanon]: https://zips.z.cash/protocol/protocol.pdf#actionencodingandconsensus
pub fn from_bytes(bytes: &[u8; 32]) -> CtOption<Self> {
pallas::Base::from_bytes(bytes).map(ExtractedNoteCommitment)
}