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Implemented sign_prehashed for ecdsa::Keypair and eth::Keypair (#1598)

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* Implemented `sign_prehashed` for `eth::Keypair`

* missing import

* fmt

* Implemented `sign_prehashed` for `ecdsa::Keypair`

* use `[u8; 32]` type

* ditched From impl
This commit is contained in:
Matteo Muraca
2024-05-24 10:48:55 +02:00
committed by GitHub
parent 13747dbd6d
commit ae5c0927c6
2 changed files with 12 additions and 6 deletions
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signer/src/ecdsa.rs
+6 -2
View File
@@ -160,8 +160,12 @@ impl Keypair {
/// Sign some message. These bytes can be used directly in a Substrate `MultiSignature::Ecdsa(..)`.
pub fn sign(&self, message: &[u8]) -> Signature {
let message_hash = sp_crypto_hashing::blake2_256(message);
let wrapped = Message::from_digest_slice(&message_hash).expect("Message is 32 bytes; qed");
self.sign_prehashed(&sp_crypto_hashing::blake2_256(message))
}
/// Signs a pre-hashed message.
pub fn sign_prehashed(&self, message_hash: &[u8; 32]) -> Signature {
let wrapped = Message::from_digest_slice(message_hash).expect("Message is 32 bytes; qed");
Signature(internal::sign(&self.0.secret_key(), &wrapped))
}
}
signer/src/eth.rs
+6 -4
View File
@@ -106,10 +106,12 @@ impl Keypair {
/// Signs an arbitrary message payload.
pub fn sign(&self, signer_payload: &[u8]) -> Signature {
let message_hash = keccak(signer_payload);
let wrapped =
Message::from_digest_slice(message_hash.as_bytes()).expect("Message is 32 bytes; qed");
Signature(ecdsa::internal::sign(&self.0 .0.secret_key(), &wrapped))
self.sign_prehashed(&keccak(signer_payload).0)
}
/// Signs a pre-hashed message.
pub fn sign_prehashed(&self, message_hash: &[u8; 32]) -> Signature {
Signature(self.0.sign_prehashed(message_hash).0)
}
}