ark-crypto-primitives

• #120 Add input size check to bowe_hopwood::CRHGadget::evaluate.

Breaking changes

Features

• #107 Impl CanonicalSerialize and CanonicalDeserialize for ark_crypto_primitives::crh::pedersen::Parameters

Improvements

Bugfixes

chore: Release ark-crypto-primitives version 0.4.0

Breaking changes

• #56 Compress the output of the Bowe-Hopwood-Pedersen CRH to a single field element, in line with the Zcash specification.
• #60 Merkle tree's Config requires a user-defined converter to turn leaf hash output to inner hash output.
• #60 Rename the CRH trait as CRHScheme and the CRHGadget trait to CRHSchemeGadget.
• #60 Use ark-sponge to instantiate Poseidon.
• #76 Fix Pedersen padding bug.
• #77 Implement SHA-256 CRH.
• #86
  • Moves ark-sponge here.
  • Updates dependencies and version number to 0.4.
  • Adds feature flags to enable downstream users to select exactly those components that they're interested in.
• #103 Removes cp-benches and moves contents to benches
• #104 Updates digest, blake2, sha2 to 0.10. Changes API for Blake2sWithParameterBlock.

Features

• #59 Implement TwoToOneCRHScheme for Bowe-Hopwood CRH.
• #60 Merkle tree no longer requires CRH to input and output bytes. Leaf can be any raw input of CRH, such as field elements.
• #67 User can access or replace leaf index variable in PathVar.

Improvements

Bugfixes

Breaking changes

• #30 Refactor the Merkle tree to separate the leaf hash and two-to-one hash.

Features

• #38 Add a signature verification trait SigVerifyGadget.
• #44 Add basic ElGamal encryption gadgets.
• #48 Add CanonicalSerialize and CanonicalDeserialize to Path and CRH outputs.

Improvements

Bugfixes

Breaking changes

Features

• #2 Add the SNARK gadget traits.
• #3 Add unchecked allocation for ProofVar and VerifyingKeyVar.
• #4 Add verifier_size to SNARKGadget.
• #6 Add IntoIterator for SNARK input gadgets.
• #28 Adds Poseidon CRH w/ constraints.

Improvements

Bugfixes