mirror of
https://github.com/sigp/lighthouse.git
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8cfa36fedd
* Rename `hashing` crate to `eth2_hashing` * Add license, desc to eth2_hashing Cargo.toml * Remove merkle root from eth2 hashing * Remove old benches folder (zombied from old branch) * Add docs to eth2_hashing * Prepare tree_hash for publishing on crates.io * Update deps to use crates.io instead of paths * Update all crates to pull ssz from crates.io * Remove cached_tree_hash, add patches to manifest * Fix compile error in benches * Remove unused code * Fix fake_crypto compile error
80 lines
2.2 KiB
Rust
80 lines
2.2 KiB
Rust
extern crate milagro_bls;
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extern crate ssz;
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#[macro_use]
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mod macros;
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mod keypair;
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mod public_key_bytes;
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mod secret_key;
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mod signature_bytes;
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pub use crate::keypair::Keypair;
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pub use crate::public_key_bytes::PublicKeyBytes;
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pub use crate::secret_key::SecretKey;
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pub use crate::signature_bytes::SignatureBytes;
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pub use milagro_bls::{compress_g2, hash_on_g2};
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#[cfg(feature = "fake_crypto")]
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mod fake_aggregate_public_key;
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#[cfg(feature = "fake_crypto")]
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mod fake_aggregate_signature;
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#[cfg(feature = "fake_crypto")]
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mod fake_public_key;
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#[cfg(feature = "fake_crypto")]
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mod fake_signature;
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#[cfg(not(feature = "fake_crypto"))]
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mod aggregate_public_key;
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#[cfg(not(feature = "fake_crypto"))]
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mod aggregate_signature;
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#[cfg(not(feature = "fake_crypto"))]
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mod public_key;
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#[cfg(not(feature = "fake_crypto"))]
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mod signature;
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#[cfg(feature = "fake_crypto")]
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pub use fakes::*;
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#[cfg(feature = "fake_crypto")]
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mod fakes {
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pub use crate::fake_aggregate_public_key::FakeAggregatePublicKey as AggregatePublicKey;
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pub use crate::fake_aggregate_signature::FakeAggregateSignature as AggregateSignature;
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pub use crate::fake_public_key::FakePublicKey as PublicKey;
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pub use crate::fake_signature::FakeSignature as Signature;
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}
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#[cfg(not(feature = "fake_crypto"))]
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pub use reals::*;
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#[cfg(not(feature = "fake_crypto"))]
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mod reals {
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pub use crate::aggregate_public_key::AggregatePublicKey;
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pub use crate::aggregate_signature::AggregateSignature;
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pub use crate::public_key::PublicKey;
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pub use crate::signature::Signature;
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}
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pub const BLS_AGG_SIG_BYTE_SIZE: usize = 96;
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pub const BLS_SIG_BYTE_SIZE: usize = 96;
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pub const BLS_SECRET_KEY_BYTE_SIZE: usize = 48;
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pub const BLS_PUBLIC_KEY_BYTE_SIZE: usize = 48;
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use eth2_hashing::hash;
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use ssz::ssz_encode;
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/// Returns the withdrawal credentials for a given public key.
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pub fn get_withdrawal_credentials(pubkey: &PublicKey, prefix_byte: u8) -> Vec<u8> {
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let hashed = hash(&ssz_encode(pubkey));
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let mut prefixed = vec![prefix_byte];
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prefixed.extend_from_slice(&hashed[1..]);
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prefixed
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}
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pub fn bls_verify_aggregate(
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pubkey: &AggregatePublicKey,
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message: &[u8],
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signature: &AggregateSignature,
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domain: u64,
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) -> bool {
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signature.verify(message, domain, pubkey)
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}
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