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update frost-rerandomized with new Randomizer generation

This commit is contained in:
Conrado Gouvea 2024-10-29 20:04:17 -03:00
parent ed49e9ca06
commit a8a5ec9e3e
4 changed files with 55 additions and 12 deletions
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14
Cargo.lock generated
View File

@ -322,9 +322,9 @@ checksum = "f400d0750c0c069e8493f2256cb4da6f604b6d2eeb69a0ca8863acde352f8400"
[[package]]
name = "derive-getters"
version = "0.4.0"
version = "0.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0a6433aac097572ea8ccc60b3f2e756c661c9aeed9225cdd4d0cb119cb7ff6ba"
checksum = "74ef43543e701c01ad77d3a5922755c6a1d71b22d942cb8042be4994b380caff"
dependencies = [
"proc-macro2",
"quote",
@ -391,9 +391,8 @@ checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
[[package]]
name = "frost-core"
version = "2.0.0-rc.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ed1383227a6606aacf5df9a17ff57824c6971a0ab225b69b911bec0ba7bbb869"
version = "2.0.0"
source = "git+https://github.com/ZcashFoundation/frost.git?rev=ab8e2ef2f986480f079393729fb631ad44151aea#ab8e2ef2f986480f079393729fb631ad44151aea"
dependencies = [
"byteorder",
"const-crc32-nostd",
@ -417,9 +416,8 @@ dependencies = [
[[package]]
name = "frost-rerandomized"
version = "2.0.0-rc.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bdb14a6054f9ce5aa4912c60c11392d42c43acec8295ee1df1f67a9d0b7a73ee"
version = "2.0.0"
source = "git+https://github.com/ZcashFoundation/frost.git?rev=ab8e2ef2f986480f079393729fb631ad44151aea#ab8e2ef2f986480f079393729fb631ad44151aea"
dependencies = [
"derive-getters",
"document-features",

6
Cargo.toml
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@ -31,7 +31,8 @@ pasta_curves = { version = "0.5", default-features = false }
rand_core = { version = "0.6", default-features = false }
serde = { version = "1", optional = true, features = ["derive"] }
thiserror = { version = "1.0", optional = true }
frost-rerandomized = { version = "2.0.0-rc.0", optional = true, default-features = false, features = ["serialization", "cheater-detection"] }
# frost-rerandomized = { version = "2.0.0", optional = true, default-features = false, features = ["serialization", "cheater-detection"] }
frost-rerandomized = { git = "https://github.com/ZcashFoundation/frost.git", rev = "ab8e2ef2f986480f079393729fb631ad44151aea", optional = true, default-features = false, features = ["serialization", "cheater-detection"] }
[dependencies.zeroize]
version = "1"
@ -50,7 +51,8 @@ rand_chacha = "0.3"
serde_json = "1.0"
num-bigint = "0.4.6"
num-traits = "0.2.19"
frost-rerandomized = { version = "2.0.0-rc.0", features = ["test-impl"] }
# frost-rerandomized = { version = "2.0.0", features = ["test-impl"] }
frost-rerandomized = { git = "https://github.com/ZcashFoundation/frost.git", rev = "ab8e2ef2f986480f079393729fb631ad44151aea", features = ["test-impl"] }
# `alloc` is only used in test code
[dev-dependencies.pasta_curves]

22
src/frost/redjubjub.rs
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@ -343,14 +343,36 @@ pub mod round2 {
///
/// Assumes the participant has already determined which nonce corresponds with
/// the commitment that was assigned by the coordinator in the SigningPackage.
#[deprecated(
note = "switch to sign_with_randomizer_seed(), passing a seed generated with RandomizedParams::new_from_commitments()"
)]
pub fn sign(
signing_package: &SigningPackage,
signer_nonces: &round1::SigningNonces,
key_package: &keys::KeyPackage,
randomizer: Randomizer,
) -> Result<SignatureShare, Error> {
#[allow(deprecated)]
frost_rerandomized::sign(signing_package, signer_nonces, key_package, randomizer)
}
/// Re-randomized FROST signing using the given `randomizer_seed`, which should
/// be sent from the Coordinator using a confidential channel.
///
/// See [`frost::round2::sign`] for documentation on the other parameters.
pub fn sign_with_randomizer_seed<C: RandomizedCiphersuite>(
signing_package: &SigningPackage,
signer_nonces: &round1::SigningNonces,
key_package: &keys::KeyPackage,
randomizer_seed: &[u8],
) -> Result<SignatureShare, Error> {
frost_rerandomized::sign_with_randomizer_seed(
signing_package,
signer_nonces,
key_package,
randomizer_seed,
)
}
}
/// A Schnorr signature on FROST(Jubjub, BLAKE2b-512).

25
src/frost/redpallas.rs
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@ -326,8 +326,7 @@ pub mod keys {
/// Convert the given type to make sure the group public key has an even
/// Y coordinate. `is_even` can be specified if evenness was already
/// determined beforehand. Returns a boolean indicating if the original
/// type had an even Y, and a (possibly converted) value with even Y.
/// determined beforehand.
fn into_even_y(self, is_even: Option<bool>) -> Self;
}
@ -502,14 +501,36 @@ pub mod round2 {
///
/// Assumes the participant has already determined which nonce corresponds with
/// the commitment that was assigned by the coordinator in the SigningPackage.
#[deprecated(
note = "switch to sign_with_randomizer_seed(), passing a seed generated with RandomizedParams::new_from_commitments()"
)]
pub fn sign(
signing_package: &SigningPackage,
signer_nonces: &round1::SigningNonces,
key_package: &keys::KeyPackage,
randomizer: Randomizer,
) -> Result<SignatureShare, Error> {
#[allow(deprecated)]
frost_rerandomized::sign(signing_package, signer_nonces, key_package, randomizer)
}
/// Re-randomized FROST signing using the given `randomizer_seed`, which should
/// be sent from the Coordinator using a confidential channel.
///
/// See [`frost::round2::sign`] for documentation on the other parameters.
pub fn sign_with_randomizer_seed<C: RandomizedCiphersuite>(
signing_package: &SigningPackage,
signer_nonces: &round1::SigningNonces,
key_package: &keys::KeyPackage,
randomizer_seed: &[u8],
) -> Result<SignatureShare, Error> {
frost_rerandomized::sign_with_randomizer_seed(
signing_package,
signer_nonces,
key_package,
randomizer_seed,
)
}
}
/// A Schnorr signature on FROST(Pallas, BLAKE2b-512).