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Rename the get_value method to get_ctx_elems

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This commit is contained in:
Rodolphe Bréard 2024-03-09 16:09:34 +01:00
parent 35400b7278
commit 61d38fb6d9
2 changed files with 5 additions and 3 deletions
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3
src/encryption.rs
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@ -19,7 +19,8 @@ fn generate_aad(
data_context: &[impl AsRef<[u8]>],
time_period: Option<u64>,
) -> String {
let key_context_canon = canonicalize(&key_context.get_value(time_period));
let elems = key_context.get_ctx_elems(time_period);
let key_context_canon = canonicalize(&elems);
let data_context_canon = canonicalize(data_context);
join_canonicalized_str(&key_context_canon, &data_context_canon)
}

5
src/kdf.rs
View file

@ -17,7 +17,7 @@ impl KeyContext {
self.periodicity = Some(periodicity);
}
pub(crate) fn get_value(&self, time_period: Option<u64>) -> Vec<Vec<u8>> {
pub(crate) fn get_ctx_elems(&self, time_period: Option<u64>) -> Vec<Vec<u8>> {
let mut ret: Vec<Vec<u8>> = self.ctx.iter().map(|s| s.as_bytes().to_vec()).collect();
if let Some(tp) = time_period {
ret.push(tp.to_le_bytes().to_vec());
@ -48,7 +48,8 @@ pub(crate) fn derive_key(
ctx: &KeyContext,
time_period: Option<u64>,
) -> Vec<u8> {
let key_context = canonicalize(&ctx.get_value(time_period));
let elems = ctx.get_ctx_elems(time_period);
let key_context = canonicalize(&elems);
let kdf = ikm.scheme.get_kdf();
kdf(&key_context, &ikm.content)
}