forked from cerc-io/plugeth
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@ -524,7 +524,16 @@ out:
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case oIND:
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bm.stack.Push(big.NewInt(int64(pc)))
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case oEXTRO:
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memAddr := bm.stack.Pop()
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contractAddr := bm.stack.Pop().Bytes()
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// Push the contract's memory on to the stack
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bm.stack.Push(getContractMemory(block, contractAddr, memAddr))
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case oBALANCE:
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// Pushes the balance of the popped value on to the stack
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d := block.State().Get(bm.stack.Pop().String())
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ether := ethutil.NewEtherFromData([]byte(d))
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bm.stack.Push(ether.Amount)
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case oMKTX:
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case oSUICIDE:
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}
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@ -533,3 +542,20 @@ out:
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bm.stack.Print()
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}
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// Returns an address from the specified contract's address
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func getContractMemory(block *ethutil.Block, contractAddr []byte, memAddr *big.Int) *big.Int {
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contract := block.GetContract(contractAddr)
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if contract == nil {
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log.Panicf("invalid contract addr %x", contractAddr)
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}
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val := contract.State().Get(memAddr.String())
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// decode the object as a big integer
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decoder := ethutil.NewRlpDecoder([]byte(val))
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if decoder.IsNil() {
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return ethutil.BigFalse
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}
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return decoder.AsBigInt()
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}
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