191     async fn hash(&self, data: &[u8]) -> Result<Vec<u8>, Self::Error> {  in hash()
195     async fn mac(&self, key: &[u8], data: &[u8]) -> Result<Vec<u8>, Self::Error> {  in mac()
199     async fn kem_generate(&self) -> Result<(HpkeSecretKey, HpkePublicKey), Self::Error> {  in kem_generate()
203     async fn kem_derive(&self, ikm: &[u8]) -> Result<(HpkeSecretKey, HpkePublicKey), Self::Error> {  in kem_derive()
213     async fn kdf_extract(  in kdf_extract()
225     async fn kdf_expand(  in kdf_expand()
242     async fn aead_seal(  in aead_seal()
255     async fn aead_open(  in aead_open()
277     async fn hpke_setup_s(  in hpke_setup_s()
285     async fn hpke_seal(  in hpke_seal()
295     async fn hpke_setup_r(  in hpke_setup_r()
308     async fn hpke_open(  in hpke_open()
322     async fn signature_key_generate(  in signature_key_generate()
328     async fn signature_key_derive_public(  in signature_key_derive_public()
335     async fn sign(  in sign()
343     async fn verify(  in verify()