bls-eth for Rust

This is a wrapper library of bls with BLS_ETH=1.

How to build libbls384_256.a

copy from bls-eth-go-binary/bls/lib or build it at yourself according to readme.md.

News

• 2020/May/19 : The default hash function has change to the function defined at BLS12381G2_XMD:SHA-256_SSWU_RO_.
• The default hash function has changed to the function defined at draft-irtf-cfrg-hash-to-curve.

bls-eth-rust	old eth2.0 spec name
SecretKey::sign	Sign
PublicKey::verify	Verify
Signature::aggregate	Aggregate
Signature::fast_aggregate_verify	FastAggregateVerify
Signature::aggregate_verify_no_check	AggregateVerify

Check functions:

• verify_signature_order ; make deserialize check the correctness of the order
• Signature::is_valid_order ; check the correctness of the order
• verify_publickey_order ; make deserialize check the correctness of the order
• PublicKey::is_valid_order ; check the correctness of the order
• are_all_msg_different ; check that all messages are different each other

How to test

env RUSTFLAGS="-L<directory of libbls384_256.a>" cargo test

For example, on Linux,

mkdir work
cd work
git clone https://github.com/herumi/bls-eth-go-binary
git clone https://github.com/herumi/bls-eth-rust
cd bls-eth-rust
env RUSTFLAGS="-L../bls-eth-go-binary/bls/lib/linux/amd64/" cargo test -- --test-threads 1

How to run benchs

env RUSTFLAGS="-L../bls-eth-go-binary/bls/lib/linux/amd64/" cargo bench

License

modified new BSD License http://opensource.org/licenses/BSD-3-Clause

Author

MITSUNARI Shigeo([email protected])

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