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core: implement Metropolis EIP 658, receipt status byte

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This commit is contained in:
rjl493456442
2017-08-21 08:47:15 +08:00
committed by Péter Szilágyi
parent 2fd5ba6bd4
commit 28aea46ac0
16 changed files with 75 additions and 46 deletions
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6
core/vm/evm.go
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@ -158,7 +158,7 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas
evm.Transfer(evm.StateDB, caller.Address(), to.Address(), value)
// initialise a new contract and set the code that is to be used by the
// E The contract is a scoped evmironment for this execution context
// E The contract is a scoped environment for this execution context
// only.
contract := NewContract(caller, to, value, gas)
contract.SetCallCode(&addr, evm.StateDB.GetCodeHash(addr), evm.StateDB.GetCode(addr))
@ -351,6 +351,10 @@ func (evm *EVM) Create(caller ContractRef, code []byte, gas uint64, value *big.I
contract.UseGas(contract.Gas)
}
}
// Assign err if contract code size exceeds the max while the err is still empty.
if maxCodeSizeExceeded && err == nil {
err = errMaxCodeSizeExceeded
}
return ret, contractAddr, contract.Gas, err
}

2
core/vm/instructions.go
View File

@ -33,6 +33,7 @@ var (
errWriteProtection = errors.New("evm: write protection")
errReturnDataOutOfBounds = errors.New("evm: return data out of bounds")
errExecutionReverted = errors.New("evm: execution reverted")
errMaxCodeSizeExceeded = errors.New("evm: max code size exceeded")
)
func opAdd(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error) {
@ -619,7 +620,6 @@ func opCall(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Sta
if value.Sign() != 0 {
gas += params.CallStipend
}
ret, returnGas, err := evm.Call(contract, address, args, gas, value)
if err != nil {
stack.push(new(big.Int))