// [deprecated by eth/63]
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 (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 (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
}