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Add some more documentation to CardApp::signature_for_hash.

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This commit is contained in:
Heiko Schaefer 2021-11-04 18:05:33 +01:00
parent 52a146fd56
commit a88620a96d
1 changed files with 8 additions and 2 deletions
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10
openpgp-card/src/card_app.rs
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@ -463,9 +463,15 @@ impl CardApp {
/// Sign `hash`, on the card.
///
/// (This is a wrapper around the low-level
/// This is a wrapper around the low-level
/// pso_compute_digital_signature operation.
/// It builds the required `data` field from `hash`)
/// It builds the required `data` field from `hash`.
///
/// For RSA, this means a "DigestInfo" data structure is generated.
/// (see 7.2.10.2 DigestInfo for RSA).
///
/// With ECC the hash data is processed as is, using
/// pso_compute_digital_signature.
pub fn signature_for_hash(
&mut self,
hash: Hash,