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Additional fees for *COPY

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obscuren 2014-12-01 20:20:55 +01:00
parent 6dc46d3341
commit d33987cb44
1 changed files with 6 additions and 0 deletions
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6
vm/vm_debug.go
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@ -264,6 +264,12 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) {
newMemSize.Div(newMemSize, u256(32)) newMemSize.Div(newMemSize, u256(32))
newMemSize.Mul(newMemSize, u256(32)) newMemSize.Mul(newMemSize, u256(32))
switch op {
// Additional gas usage on *CODPY
case CALLDATACOPY, CODECOPY, EXTCODECOPY:
addStepGasUsage(new(big.Int).Div(newMemSize, u256(32)))
}
if newMemSize.Cmp(u256(int64(mem.Len()))) > 0 { if newMemSize.Cmp(u256(int64(mem.Len()))) > 0 {
memGasUsage := new(big.Int).Sub(newMemSize, u256(int64(mem.Len()))) memGasUsage := new(big.Int).Sub(newMemSize, u256(int64(mem.Len())))
memGasUsage.Mul(GasMemory, memGasUsage) memGasUsage.Mul(GasMemory, memGasUsage)