From d33987cb44529db4f3e117d4b242b1796d41520d Mon Sep 17 00:00:00 2001 From: obscuren Date: Mon, 1 Dec 2014 20:20:55 +0100 Subject: [PATCH] Additional fees for *COPY --- vm/vm_debug.go | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/vm/vm_debug.go b/vm/vm_debug.go index 18d3018a0..b9c1d4bc6 100644 --- a/vm/vm_debug.go +++ b/vm/vm_debug.go @@ -264,6 +264,12 @@ func (self *DebugVm) RunClosure(closure *Closure) (ret []byte, err error) { newMemSize.Div(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 { memGasUsage := new(big.Int).Sub(newMemSize, u256(int64(mem.Len()))) memGasUsage.Mul(GasMemory, memGasUsage)