gaspersic/go-ethereum
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Changed prev_hash to block_hash, state transition now uses vm env

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* PREVHASH => BLOCKHASH( N )
* State transition object uses VMEnv as it's query interface
* Updated vm.Enviroment has GetHash( n ) for BLOCKHASH instruction
* Added GetHash to xeth, core, utils & test environments
This commit is contained in:
obscuren
2015-01-03 17:18:43 +01:00
parent 16f417f5af
commit ca1b2a1a91
13 changed files with 91 additions and 57 deletions
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19
vm/vm_debug.go
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@ -42,9 +42,9 @@ func (self *DebugVm) Run(me, caller ContextRef, code []byte, value, gas, price *
msg := self.env.State().Manifest().AddMessage(&state.Message{
To: me.Address(), From: caller.Address(),
Input: callData,
Origin: self.env.Origin(),
Block: self.env.BlockHash(), Timestamp: self.env.Time(), Coinbase: self.env.Coinbase(), Number: self.env.BlockNumber(),
Input: callData,
Origin: self.env.Origin(),
Timestamp: self.env.Time(), Coinbase: self.env.Coinbase(), Number: self.env.BlockNumber(),
Value: value,
})
context := NewContext(msg, caller, me, code, gas, price)
@ -516,12 +516,15 @@ func (self *DebugVm) Run(me, caller ContextRef, code []byte, value, gas, price *
self.Printf(" => %v", context.Price)
// 0x40 range
case PREVHASH:
prevHash := self.env.PrevHash()
case BLOCKHASH:
num := stack.Pop()
if num.Cmp(new(big.Int).Sub(self.env.BlockNumber(), ethutil.Big256)) < 0 {
stack.Push(ethutil.Big0)
} else {
stack.Push(ethutil.BigD(self.env.GetHash(num.Uint64())))
}
stack.Push(ethutil.BigD(prevHash))
self.Printf(" => 0x%x", prevHash)
self.Printf(" => 0x%x", stack.Peek().Bytes())
case COINBASE:
coinbase := self.env.Coinbase()