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Add newtype for bls::PublicKey

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This commit is contained in:
Paul Hauner
2018-12-28 19:45:59 +11:00
parent e6977b5f4b
commit e4e729d309
3 changed files with 60 additions and 5 deletions
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6
beacon_chain/utils/bls/src/lib.rs
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@@ -3,20 +3,22 @@ extern crate hashing;
extern crate ssz;
mod aggregate_signature;
mod public_key;
mod signature;
pub use crate::aggregate_signature::AggregateSignature;
pub use crate::signature::Signature;
pub use crate::public_key::PublicKey;
pub use self::bls_aggregates::AggregatePublicKey;
pub use self::bls_aggregates::Keypair;
pub use self::bls_aggregates::PublicKey;
pub use self::bls_aggregates::SecretKey;
pub const BLS_AGG_SIG_BYTE_SIZE: usize = 97;
use hashing::canonical_hash;
use std::default::Default;
use ssz::ssz_encode;
fn extend_if_needed(hash: &mut Vec<u8>) {
// NOTE: bls_aggregates crate demands 48 bytes, this may be removed as we get closer to production
@@ -26,7 +28,7 @@ fn extend_if_needed(hash: &mut Vec<u8>) {
/// For some signature and public key, ensure that the signature message was the public key and it
/// was signed by the secret key that corresponds to that public key.
pub fn verify_proof_of_possession(sig: &Signature, pubkey: &PublicKey) -> bool {
let mut hash = canonical_hash(&pubkey.as_bytes());
let mut hash = canonical_hash(&ssz_encode(pubkey));
extend_if_needed(&mut hash);
sig.verify_hashed(&hash, &pubkey)
}