func CreateBlock(root interface{},
prevHash []byte,
base []byte,
Difficulty *big.Int,
Nonce []byte,
extra string) *Block {
block := &Block{
PrevHash: prevHash,
Coinbase: base,
Difficulty: Difficulty,
Nonce: Nonce,
Time: time.Now().Unix(),
Extra: extra,
UncleSha: EmptyShaList,
GasUsed: new(big.Int),
MinGasPrice: new(big.Int),
GasLimit: new(big.Int),
}
block.SetUncles([]*Block{})
block.state = ethstate.New(ethtrie.New(ethutil.Config.Db, root))
return block
}
// Converts an transaction in to a state object
func MakeContract(tx *Transaction, state *ethstate.State) *ethstate.StateObject {
// Create contract if there's no recipient
if tx.IsContract() {
addr := tx.CreationAddress()
contract := state.NewStateObject(addr)
contract.InitCode = tx.Data
contract.State = ethstate.New(ethtrie.New(ethutil.Config.Db, ""))
return contract
}
return nil
}
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 = ethstate.New(ethtrie.New(ethutil.Config.Db, header.Get(3).Val))
block.TxSha = header.Get(4).Bytes()
block.Difficulty = header.Get(5).BigInt()
block.Number = header.Get(6).BigInt()
block.MinGasPrice = header.Get(7).BigInt()
block.GasLimit = header.Get(8).BigInt()
block.GasUsed = header.Get(9).BigInt()
block.Time = int64(header.Get(10).BigInt().Uint64())
block.Extra = header.Get(11).Str()
block.Nonce = header.Get(12).Bytes()
return block
}
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 = ethstate.New(ethtrie.New(ethutil.Config.Db, header.Get(3).Val))
block.TxSha = header.Get(4).Bytes()
block.Difficulty = header.Get(5).BigInt()
block.Number = header.Get(6).BigInt()
//fmt.Printf("#%v : %x\n", block.Number, block.Coinbase)
block.MinGasPrice = header.Get(7).BigInt()
block.GasLimit = header.Get(8).BigInt()
block.GasUsed = header.Get(9).BigInt()
block.Time = int64(header.Get(10).BigInt().Uint64())
block.Extra = header.Get(11).Str()
block.Nonce = header.Get(12).Bytes()
// Tx list might be empty if this is an uncle. Uncles only have their
// header set.
if decoder.Get(1).IsNil() == false { // Yes explicitness
receipts := decoder.Get(1)
block.transactions = make([]*Transaction, receipts.Len())
block.receipts = make([]*Receipt, receipts.Len())
for i := 0; i < receipts.Len(); i++ {
receipt := NewRecieptFromValue(receipts.Get(i))
block.transactions[i] = receipt.Tx
block.receipts[i] = receipt
}
}
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))
}
}
}