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Update private_key.rs

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This commit is contained in:
jonesmarvin8 2026-03-31 18:44:46 -04:00
parent 525891a0e0
commit 6b3b4e720a
1 changed files with 5 additions and 5 deletions
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10
nssa/src/signature/private_key.rs
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@ -63,14 +63,14 @@ impl PrivateKey {
} }
pub fn tweak(value: &[u8; 32]) -> Result<Self, NssaError> { pub fn tweak(value: &[u8; 32]) -> Result<Self, NssaError> {
assert!(Self::is_valid_key(*value)); if !Self::is_valid_key(*value) {
return Err(NssaError::InvalidPrivateKey)
}
let sk = secp256k1::SecretKey::from_byte_array(*value).expect("Expect a valid secret key"); let sk = secp256k1::SecretKey::from_byte_array(*value).expect("Expect a valid secret key");
let mut bytes = vec![];
let pk = secp256k1::PublicKey::from_secret_key(&secp256k1::Secp256k1::new(), &sk); let pk = secp256k1::PublicKey::from_secret_key(&secp256k1::Secp256k1::new(), &sk);
bytes.extend_from_slice(&secp256k1::PublicKey::serialize(&pk));
let hashed: [u8; 32] = Impl::hash_bytes(&bytes) let hashed: [u8; 32] = Impl::hash_bytes(&secp256k1::PublicKey::serialize(&pk))
.as_bytes() .as_bytes()
.try_into() .try_into()
.expect("Sha256 outputs a 32-byte array"); .expect("Sha256 outputs a 32-byte array");