Code

Add ECRecover EVM precompile#504

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mratsim merged 16 commits intomastermratsim/constantine:masterfrom ecRecovermratsim/constantine:ecRecoverCopy head branch name to clipboardJan 13, 2025

+280-43

Commits

Commits on Jan 12, 2025

• [ecdsa] pull message hashing out of impl procs

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• [ecdsa] implement public key recovery

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• [tests] add test case to recover public key from sig&msgHash

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• [ecdsa] allow customizing the hash function to be used

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• [ecdsa] add recoverPubkey which directly takes a hash digest as scalar

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• [precompiles] add ECRecover Ethereum precompile

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• [tests] add test case for ECRecover

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• Update constantine/signatures/ecdsa.nim

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• Update constantine/signatures/ecdsa.nim

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• Update constantine/signatures/ecdsa.nim

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• [precompiles] remove invalid V enum field, invalid -> malformed sig

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• [ecdsa] rename ECDSA over secp256k1 file to eth specific

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• [ecdsa] remove hash from Eth ECDSA file, specific to Eth now

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• [tests] update the OpenSSL wrapper signing function to use Keccak256

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• [ecdsa] name recoverPubkey -> recoverPubkeyFromDigest for variant

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• take out ECDSA test requiring OpenSSL v3.3 or higher

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