Exemple #1
0
func CreateBlock(root interface{},
	prevHash []byte,
	base []byte,
	Difficulty *big.Int,
	Nonce []byte,
	extra string,
	txes []*Transaction) *Block {

	block := &Block{
		// Slice of transactions to include in this block
		transactions:   txes,
		PrevHash:       prevHash,
		Coinbase:       base,
		Difficulty:     Difficulty,
		Nonce:          Nonce,
		Time:           time.Now().Unix(),
		Extra:          extra,
		UncleSha:       EmptyShaList,
		contractStates: make(map[string]*ethutil.Trie),
	}
	block.SetTransactions(txes)
	block.SetUncles([]*Block{})

	block.state = NewState(ethutil.NewTrie(ethutil.Config.Db, root))

	for _, tx := range txes {
		block.MakeContract(tx)
	}

	return block
}
Exemple #2
0
func TestRun2(t *testing.T) {
	ethutil.ReadConfig("")

	db, _ := ethdb.NewMemDatabase()
	state := NewState(ethutil.NewTrie(db, ""))

	script := Compile([]string{
		"PUSH", "0",
		"PUSH", "0",
		"TXSENDER",
		"PUSH", "10000000",
		"MKTX",
	})
	fmt.Println(ethutil.NewValue(script))

	tx := NewTransaction(ContractAddr, ethutil.Big("100000000000000000000000000000000000000000000000000"), script)
	fmt.Printf("contract addr %x\n", tx.Hash()[12:])
	contract := MakeContract(tx, state)
	vm := &Vm{}

	vm.Process(contract, state, RuntimeVars{
		address:     tx.Hash()[12:],
		blockNumber: 1,
		sender:      ethutil.FromHex("cd1722f3947def4cf144679da39c4c32bdc35681"),
		prevHash:    ethutil.FromHex("5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"),
		coinbase:    ethutil.FromHex("2adc25665018aa1fe0e6bc666dac8fc2697ff9ba"),
		time:        1,
		diff:        big.NewInt(256),
		txValue:     tx.Value,
		txData:      tx.Data,
	})
}
Exemple #3
0
func (c *Contract) RlpDecode(data []byte) {
	decoder := ethutil.NewValueFromBytes(data)

	c.Amount = decoder.Get(0).BigInt()
	c.Nonce = decoder.Get(1).Uint()
	c.state = NewState(ethutil.NewTrie(ethutil.Config.Db, decoder.Get(2).Interface()))
}
Exemple #4
0
func NewUncleBlockFromValue(header *ethutil.Value) *Block {
	block := &Block{}

	block.PrevHash = header.Get(0).Bytes()
	block.UncleSha = header.Get(1).Bytes()
	block.Coinbase = header.Get(2).Bytes()
	block.state = NewState(ethutil.NewTrie(ethutil.Config.Db, header.Get(3).Val))
	block.TxSha = header.Get(4).Bytes()
	block.Difficulty = header.Get(5).BigInt()
	block.Time = int64(header.Get(6).BigInt().Uint64())
	block.Extra = header.Get(7).Str()
	block.Nonce = header.Get(8).Bytes()

	return block
}
Exemple #5
0
func (block *Block) RlpValueDecode(decoder *ethutil.Value) {
	header := decoder.Get(0)

	block.PrevHash = header.Get(0).Bytes()
	block.UncleSha = header.Get(1).Bytes()
	block.Coinbase = header.Get(2).Bytes()
	block.state = NewState(ethutil.NewTrie(ethutil.Config.Db, header.Get(3).Val))
	block.TxSha = header.Get(4).Bytes()
	block.Difficulty = header.Get(5).BigInt()
	block.Time = int64(header.Get(6).BigInt().Uint64())
	block.Extra = header.Get(7).Str()
	block.Nonce = header.Get(8).Bytes()
	block.contractStates = make(map[string]*ethutil.Trie)

	// Tx list might be empty if this is an uncle. Uncles only have their
	// header set.
	if decoder.Get(1).IsNil() == false { // Yes explicitness
		txes := decoder.Get(1)
		block.transactions = make([]*Transaction, txes.Len())
		for i := 0; i < txes.Len(); i++ {
			tx := NewTransactionFromValue(txes.Get(i))

			block.transactions[i] = tx
		}

	}

	if decoder.Get(2).IsNil() == false { // Yes explicitness
		uncles := decoder.Get(2)
		block.Uncles = make([]*Block, uncles.Len())
		for i := 0; i < uncles.Len(); i++ {
			block.Uncles[i] = NewUncleBlockFromValue(uncles.Get(i))
		}
	}

}
Exemple #6
0
func NewConsole(s *eth.Ethereum) *Console {
	db, _ := ethdb.NewMemDatabase()
	trie := ethutil.NewTrie(db, "")

	return &Console{db: db, trie: trie, ethereum: s}
}
Exemple #7
0
func NewContract(Amount *big.Int, root []byte) *Contract {
	contract := &Contract{Amount: Amount, Nonce: 0}
	contract.state = NewState(ethutil.NewTrie(ethutil.Config.Db, string(root)))

	return contract
}