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

Improve documentation of DiversifierKey#diversifier_index 

Co-authored-by: str4d <jack@electriccoin.co>
This commit is contained in:
Kris Nuttycombe 2021-12-13 13:37:11 -07:00 committed by GitHub
parent 8e934682bb
commit c72ddb1251
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
zcash_primitives/src/zip32.rs
View File

@ -160,8 +160,11 @@ impl DiversifierKey {
Self::try_diversifier_internal(&ff, j) Self::try_diversifier_internal(&ff, j)
} }
/// Decrypts a diversifier using this diversifier key to obtain the /// Returns the diversifier index to which this key maps the given diversifier.
/// diversifier index from which it was originally created. ///
/// This method cannot be used to verify whether the diversifier was originally
/// generated with this diversifier key, because all valid diversifiers can be
/// produced by all diversifier keys.
pub fn diversifier_index(&self, d: &Diversifier) -> DiversifierIndex { pub fn diversifier_index(&self, d: &Diversifier) -> DiversifierIndex {
let ff = FF1::<Aes256>::new(&self.0, 2).unwrap(); let ff = FF1::<Aes256>::new(&self.0, 2).unwrap();
let dec = ff let dec = ff