func (tx *Transaction) DecodeRLP(s *rlp.Stream) error {
_, size, _ := s.Kind()
err := s.Decode(&tx.data)
if err == nil {
tx.size.Store(common.StorageSize(rlp.ListSize(size)))
}
return err
}
func (self *Value) DecodeRLP(s *rlp.Stream) error {
var v interface{}
if err := s.Decode(&v); err != nil {
return err
}
self.Val = v
return nil
}
func (b *StorageBlock) DecodeRLP(s *rlp.Stream) error {
var sb storageblock
if err := s.Decode(&sb); err != nil {
return err
}
b.header, b.uncles, b.transactions, b.Td = sb.Header, sb.Uncles, sb.Txs, sb.TD
return nil
}
func (b *Block) DecodeRLP(s *rlp.Stream) error {
var eb extblock
_, size, _ := s.Kind()
if err := s.Decode(&eb); err != nil {
return err
}
b.header, b.uncles, b.transactions = eb.Header, eb.Uncles, eb.Txs
b.size.Store(common.StorageSize(rlp.ListSize(size)))
return nil
}
func (l *Log) DecodeRLP(s *rlp.Stream) error {
var log struct {
Address common.Address
Topics []common.Hash
Data []byte
}
if err := s.Decode(&log); err != nil {
return err
}
l.Address, l.Topics, l.Data = log.Address, log.Topics, log.Data
return nil
}
// DecodeRLP implements rlp.Decoder, and loads the consensus fields of a receipt
// from an RLP stream.
func (r *Receipt) DecodeRLP(s *rlp.Stream) error {
var receipt struct {
PostState []byte
CumulativeGasUsed *big.Int
Bloom Bloom
Logs vm.Logs
}
if err := s.Decode(&receipt); err != nil {
return err
}
r.PostState, r.CumulativeGasUsed, r.Bloom, r.Logs = receipt.PostState, receipt.CumulativeGasUsed, receipt.Bloom, receipt.Logs
return nil
}
// DecodeRLP is a specialized decoder for hashOrNumber to decode the contents
// into either a block hash or a block number.
func (hn *hashOrNumber) DecodeRLP(s *rlp.Stream) error {
_, size, _ := s.Kind()
origin, err := s.Raw()
if err == nil {
switch {
case size == 32:
err = rlp.DecodeBytes(origin, &hn.Hash)
case size <= 8:
err = rlp.DecodeBytes(origin, &hn.Number)
default:
err = fmt.Errorf("invalid input size %d for origin", size)
}
}
return err
}
// DecodeRLP decodes an Envelope from an RLP data stream.
func (self *Envelope) DecodeRLP(s *rlp.Stream) error {
raw, err := s.Raw()
if err != nil {
return err
}
// The decoding of Envelope uses the struct fields but also needs
// to compute the hash of the whole RLP-encoded envelope. This
// type has the same structure as Envelope but is not an
// rlp.Decoder so we can reuse the Envelope struct definition.
type rlpenv Envelope
if err := rlp.DecodeBytes(raw, (*rlpenv)(self)); err != nil {
return err
}
self.hash = crypto.Sha3Hash(raw)
return nil
}
func (self *Receipt) DecodeRLP(s *rlp.Stream) error {
var r struct {
PostState []byte
CumulativeGasUsed *big.Int
Bloom Bloom
TxHash common.Hash
ContractAddress common.Address
Logs state.Logs
GasUsed *big.Int
}
if err := s.Decode(&r); err != nil {
return err
}
self.PostState, self.CumulativeGasUsed, self.Bloom, self.TxHash, self.ContractAddress, self.logs, self.GasUsed = r.PostState, r.CumulativeGasUsed, r.Bloom, r.TxHash, r.ContractAddress, r.Logs, r.GasUsed
return nil
}
// checkDecodeFromJSON decodes from s guided by exp. exp drives the
// Stream by invoking decoding operations (Uint, Big, List, ...) based
// on the type of each value. The value decoded from the RLP stream
// must match the JSON value.
func checkDecodeFromJSON(s *rlp.Stream, exp interface{}) error {
switch exp := exp.(type) {
case uint64:
i, err := s.Uint()
if err != nil {
return addStack("Uint", exp, err)
}
if i != exp {
return addStack("Uint", exp, fmt.Errorf("result mismatch: got %d", i))
}
case *big.Int:
big := new(big.Int)
if err := s.Decode(&big); err != nil {
return addStack("Big", exp, err)
}
if big.Cmp(exp) != 0 {
return addStack("Big", exp, fmt.Errorf("result mismatch: got %d", big))
}
case []byte:
b, err := s.Bytes()
if err != nil {
return addStack("Bytes", exp, err)
}
if !bytes.Equal(b, exp) {
return addStack("Bytes", exp, fmt.Errorf("result mismatch: got %x", b))
}
case []interface{}:
if _, err := s.List(); err != nil {
return addStack("List", exp, err)
}
for i, v := range exp {
if err := checkDecodeFromJSON(s, v); err != nil {
return addStack(fmt.Sprintf("[%d]", i), exp, err)
}
}
if err := s.ListEnd(); err != nil {
return addStack("ListEnd", exp, err)
}
default:
panic(fmt.Errorf("unhandled type: %T", exp))
}
return nil
}
// DecodeRLP implements rlp.Decoder, and loads both consensus and implementation
// fields of a receipt from an RLP stream.
func (r *ReceiptForStorage) DecodeRLP(s *rlp.Stream) error {
var receipt struct {
PostState []byte
CumulativeGasUsed *big.Int
Bloom Bloom
TxHash common.Hash
ContractAddress common.Address
Logs []*vm.LogForStorage
GasUsed *big.Int
}
if err := s.Decode(&receipt); err != nil {
return err
}
// Assign the consensus fields
r.PostState, r.CumulativeGasUsed, r.Bloom = receipt.PostState, receipt.CumulativeGasUsed, receipt.Bloom
r.Logs = make(vm.Logs, len(receipt.Logs))
for i, log := range receipt.Logs {
r.Logs[i] = (*vm.Log)(log)
}
// Assign the implementation fields
r.TxHash, r.ContractAddress, r.GasUsed = receipt.TxHash, receipt.ContractAddress, receipt.GasUsed
return nil
}
func dump(s *rlp.Stream, depth int) error {
kind, size, err := s.Kind()
if err != nil {
return err
}
switch kind {
case rlp.Byte, rlp.String:
str, err := s.Bytes()
if err != nil {
return err
}
if len(str) == 0 || !*noASCII && isASCII(str) {
fmt.Printf("%s%q", ws(depth), str)
} else {
fmt.Printf("%s%x", ws(depth), str)
}
case rlp.List:
s.List()
defer s.ListEnd()
if size == 0 {
fmt.Print(ws(depth) + "[]")
} else {
fmt.Println(ws(depth) + "[")
for i := 0; ; i++ {
if i > 0 {
fmt.Print(",\n")
}
if err := dump(s, depth+1); err == rlp.EOL {
break
} else if err != nil {
return err
}
}
fmt.Print(ws(depth) + "]")
}
}
return nil
}