Struct Opener

struct Opener<const KEY_SIZE: usize, const KDF_SIZE: usize> {
    key_schedule: KeySchedule<KEY_SIZE>,
}

Adapts a KeySchedule and AeadKey for the role of a HpkeOpener.

Fields

key_schedule: KeySchedule<KEY_SIZE>

Implementations

impl<const KEY_SIZE: usize, const KDF_SIZE: usize> Opener<KEY_SIZE, KDF_SIZE>

fn new( suite: &HpkeAwsLcRs<KEY_SIZE, KDF_SIZE>, enc: &EncapsulatedSecret, info: &[u8], secret_key: &HpkePrivateKey, ) -> Result<Self, Error>

See RFC 9180 §5.1.1 “Encryption to a Public Key”.

Trait Implementations

impl<const KEY_SIZE: usize, const KDF_SIZE: usize> Debug for Opener<KEY_SIZE, KDF_SIZE>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<const KEY_SIZE: usize, const KDF_SIZE: usize> HpkeOpener for Opener<KEY_SIZE, KDF_SIZE>

fn open(&mut self, aad: &[u8], ciphertext: &[u8]) -> Result<Vec<u8>, Error>

Open the provided ciphertext with additional data aad, returning plaintext.