package ethchain import ( "github.com/ethereum/eth-go/ethutil" "math/big" ) type Contract struct { Amount *big.Int Nonce uint64 state *ethutil.Trie } func NewContract(Amount *big.Int, root []byte) *Contract { contract := &Contract{Amount: Amount, Nonce: 0} contract.state = ethutil.NewTrie(ethutil.Config.Db, string(root)) return contract } func (c *Contract) RlpEncode() []byte { return ethutil.Encode([]interface{}{c.Amount, c.Nonce, c.state.Root}) } func (c *Contract) RlpDecode(data []byte) { decoder := ethutil.NewValueFromBytes(data) c.Amount = decoder.Get(0).BigInt() c.Nonce = decoder.Get(1).Uint() c.state = ethutil.NewTrie(ethutil.Config.Db, decoder.Get(2).Interface()) } func (c *Contract) State() *ethutil.Trie { return c.state } type Address struct { Amount *big.Int Nonce uint64 } func NewAddress(amount *big.Int) *Address { return &Address{Amount: amount, Nonce: 0} } func NewAddressFromData(data []byte) *Address { address := &Address{} address.RlpDecode(data) return address } func (a *Address) AddFee(fee *big.Int) { a.Amount.Add(a.Amount, fee) } func (a *Address) RlpEncode() []byte { return ethutil.Encode([]interface{}{a.Amount, a.Nonce}) } func (a *Address) RlpDecode(data []byte) { decoder := ethutil.NewValueFromBytes(data) a.Amount = decoder.Get(0).BigInt() a.Nonce = decoder.Get(1).Uint() }