ECRecover precompile accept non-standard v values#964
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sorpaas merged 1 commit intopolkadot-evm:masterfrom Jan 7, 2023
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* v can only be 27 or 28 prefixed only with zeros (polkadot-evm#964) * check input size is a multiple of 192 (like in geth) (polkadot-evm#963) * pad input if too short * pad input in modexp * pad all input fields + fix wrong test * fix modexp gas cost * remove dbg! * remove redundant arg + import vec! * use copy_from_slice * clippy * clippy * fix template compilation * more ecrecover tests Co-authored-by: librelois <c@elo.tf>
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* update PrecompileHandle ref: rust-ethereum/evm#122 * update fee calculation ref: rust-ethereum/evm#132 * add code_size/code_hash fn in StackState trait ref: rust-ethereum/evm#140 * update evm call stack ref: rust-ethereum/evm#136 * update evm call stack ref: rust-ethereum/evm#155 * add shanghai eips 3651, 3855, 3860 ref: rust-ethereum/evm#152 * update is_precompile ref: rust-ethereum/evm#157 * fix eip-3860 ref: rust-ethereum/evm#160 * update runtime config ref: rust-ethereum/evm#161 * add eip-4399 ref: rust-ethereum/evm#162 * fix eip-2618 ref: rust-ethereum/evm#163 * fix nonce back to U256 ref: rust-ethereum/evm#166 * remove exit_substate in create functions ref: rust-ethereum/evm#168 * record external cost ref: rust-ethereum/evm#170 * add record_external_operation ref: rust-ethereum/evm#171 * add storage_growth ref: rust-ethereum/evm#173 * update evm * switch to shanghai hardfork * update ecrecover ref: polkadot-evm/frontier#964 (#2696)
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sp_io::crypto::secp256k1_ecdsa_recoveraccepts v to be 0,1,27,28; while geth version only accept 27 and 28.Geth code also check that the rest of the 32 bytes
vvalue is filled with zeros.