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12 Commits

Author SHA1 Message Date
Conrado Gouvea 9b5d88da72
refactor Lagrange coefficient computation (#436) 
* refactor Lagrange coefficient computation

* A line

* Apply suggestions from code review

Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>

* address review comments; make compute_lagrange_coefficients() not pub by default

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Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>
 2023-07-19 16:47:09 +00:00
Conrado Gouvea 4e134f50d6
allow specifying identifiers in generate_with_dealer (#419) 2023-06-30 18:29:26 +00:00
Conrado Gouvea 78b5c44de0
add support for deriving identifiers from arbitary strings (#418) 2023-06-30 15:45:46 +00:00
Conrado Gouvea 19b4dbd874
add Error::culprit() to make it easier to find the identifier of misbehaving participants (#420) 2023-06-30 10:56:09 +00:00
natalie 8f216f3c81
Make CoefficientCommitment and VerifiableSecretSharingCommitment accessible (#361) 
* Add funvtion to create new CoefficientCommitment (#323)

* Update function to create new Coefficient Commitment and add error case (#323)

* Add function for CoefficientCommitment to return associated Element (#323)

* Add serialize function for VerifiableSecretSharingCommitment (#323)

* Rename test for the serialize function of vss_commitment (#323)

* Add deserialize function for VerifiableSecretSharingCommitment (#323)

* Rename new to deserialize for CoefficientCommitment (#323)

* Refactor CoefficientCommitment::deserialize (#323)

Update README with developer information

* Improve deserialize function for vss_commitment (#323)

* Handle errors for deserialization function for vss_commitment (#323)

* Update changelog (#323)

Add v0.4.0 to changelog
Remove deprecated changelog file

* Refactor error in deserialize function for CoefficientCommitment

Co-authored-by: Conrado Gouvea <conrado@zfnd.org>

* Update vss commitment serialization and deserialization functions (#323)

* Refactor tests for serialization and deserialization of commitments (#323)

* Refactor test to remove PartialEq trait from Group Serialization (#323)

Co-authored-by: Conrado Gouvea <conrado@zfnd.org>

* Add serialize function for CoefficientCommitment (#323)

* Fix formatting (#323)

* Add back in error test for vss commitment deserialize (#323)

* Clean up commitment tests (#323)

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Co-authored-by: Conrado Gouvea <conrado@zfnd.org>
 2023-05-30 13:17:21 +00:00
Conrado Gouvea 6bca7a3918
add split_key; additional refactorings (#314) 
* add split_key; additional refactorings

* Update frost-core/src/frost/keys.rs

Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>

* refactor reconstruct_key(); add tests for error cases

* rename keys functions

* leftover renames after sync with main

---------

Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>
 2023-05-19 09:54:52 +00:00
David Craven 4055cb9439
Errors caused by protocol violations should contain the misbehaving p… (#341) 
Errors caused by protocol violations should contain the misbehaving party.
 2023-05-09 01:51:29 +00:00
Conrado Gouvea e8dc692ca0
add Identifier to InvalidSignatureShare and split Error type (#183) 
* add Identifier to InvalidSignatureShare

* rustdoc

* also update secp256k1

* add Identifier::deserialize; make serialize public

* make it work with Ed448

* Some space

* Fixing spacing for rustfmt

* Revert  🤦‍♂️

Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>
 2022-12-12 22:04:10 +00:00
Conrado Gouvea 6df6e32221
use Error everywhere and add enums as needed (#172) 
* use Error everywhere and add enums as needed

* Apply suggestions from code review

Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>

* Update frost-core/src/error.rs

Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>

Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>
 2022-10-28 20:01:03 +00:00
Conrado Gouvea ac5f44ade8
add Ed25519 ciphersuite (#164) 
* add Ed25519 ciphersuite

* clippy fixes

* fixes after rebase

* update share generation test name

* use max/min_signers

* expand authors

Co-authored-by: Deirdre Connolly <durumcrustulum@gmail.com>
 2022-10-27 18:33:32 +00:00
Conrado Gouvea bea4ef0687
reject identity in Group::deserialize (#145) 2022-10-04 19:05:58 +00:00
Deirdre Connolly e6d5afdfb2
Merge pull request #50 from ZcashFoundation/frost-core 
* frost-core Cargo.toml

* Ciphersuite trait

* Signature trait

* Copy stub ristretto impl for now

* First stab at making signing and verifying generic over frost-core::Ciphersuite

* Update signing

* Nice const generics and stuff for frost-core::Ciphersuite

* Have to implement traits for the pre-parameterized types inside the module

* Ciphersuite::Group::Field

* Make frost/keys generic over Ciphersuite

* frost-core genericization mostly done, modulo batch

* Move tests around

* Remove internal test module

* Lots of tidies, including type refinement of Scalar, Challenge

* More genericization and tidy'ing

* Test vectors working against Ristretto impl in the frost-core integration tests

* clippy fix

* Fix generic params for full frost example integration test using ristretto

* Genericize proptests

* clippy --fix

* Doc comment identifier module

* In-flight batch and multiscalar mul

* Stop using Scalar::from_hash() as it expects impl Digest which sha2 0.10+ isn't doing anymore

* run cargo udeps

* Update frost-core/src/frost/round1.rs

* Update frost-core/src/frost.rs

* Update frost-core/src/frost/keys.rs
 2022-05-16 16:53:17 -04:00