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add static guards to call/callcode gas handler stateless components

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This commit is contained in:
Jared Wasinger 2026-01-19 20:54:25 +09:00
parent cfaa550295
commit fb5a848e48
1 changed files with 15 additions and 6 deletions
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21
core/vm/gas_table.go
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@ -380,8 +380,12 @@ func gasCallStateless(evm *EVM, contract *Contract, stack *Stack, mem *Memory, m
transfersValue = !stack.Back(2).IsZero()
)
if transfersValue && !evm.chainRules.IsEIP4762 {
gas += params.CallValueTransferGas
if transfersValue {
if evm.readOnly {
return 0, ErrWriteProtection
} else if !evm.chainRules.IsEIP4762 {
gas += params.CallValueTransferGas
}
}
memoryGas, err := memoryGasCost(mem, memorySize)
@ -452,11 +456,16 @@ func gasCallCodeStateless(evm *EVM, contract *Contract, stack *Stack, mem *Memor
return 0, err
}
var (
gas uint64
overflow bool
gas uint64
overflow bool
transfersValue = !stack.Back(2).IsZero()
)
if stack.Back(2).Sign() != 0 && !evm.chainRules.IsEIP4762 {
gas += params.CallValueTransferGas
if transfersValue {
if evm.readOnly {
return 0, ErrWriteProtection
} else if !evm.chainRules.IsEIP4762 {
gas += params.CallValueTransferGas
}
}
if gas, overflow = math.SafeAdd(gas, memoryGas); overflow {
return 0, ErrGasUintOverflow