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author | Felix Lange <fjl@twurst.com> | 2015-06-16 18:41:50 +0800 |
---|---|---|
committer | Jeffrey Wilcke <geffobscura@gmail.com> | 2015-06-30 00:51:47 +0800 |
commit | 1d42888d3047dabfb352c94a2051e7af14d2a509 (patch) | |
tree | 8ca68ca98bd697f26f2033a5480e78ccbf064162 /core/state_transition.go | |
parent | 654564e164b3b6f7f4ba1e8bbd6fcd64776068fa (diff) | |
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core/types: make blocks immutable
Diffstat (limited to 'core/state_transition.go')
-rw-r--r-- | core/state_transition.go | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/core/state_transition.go b/core/state_transition.go index 915dd466b..2c8770cbe 100644 --- a/core/state_transition.go +++ b/core/state_transition.go @@ -73,16 +73,17 @@ func MessageGasValue(msg Message) *big.Int { return new(big.Int).Mul(msg.Gas(), msg.GasPrice()) } -func IntrinsicGas(msg Message) *big.Int { +// IntrinsicGas computes the 'intrisic gas' for a message +// with the given data. +func IntrinsicGas(data []byte) *big.Int { igas := new(big.Int).Set(params.TxGas) - for _, byt := range msg.Data() { + for _, byt := range data { if byt != 0 { igas.Add(igas, params.TxDataNonZeroGas) } else { igas.Add(igas, params.TxDataZeroGas) } } - return igas } @@ -195,7 +196,7 @@ func (self *StateTransition) transitionState() (ret []byte, usedGas *big.Int, er sender, _ := self.From() // err checked in preCheck // Pay intrinsic gas - if err = self.UseGas(IntrinsicGas(self.msg)); err != nil { + if err = self.UseGas(IntrinsicGas(self.msg.Data())); err != nil { return nil, nil, InvalidTxError(err) } |