trust

type Backend interface {
	// Chain retrieves the blockchain object to serve data.
	Chain() *core.BlockChain

	// RunPeer is invoked when a peer joins on the `eth` protocol. The handler
	// should do any peer maintenance work, handshakes and validations. If all
	// is passed, control should be given back to the `handler` to process the
	// inbound messages going forward.
	RunPeer(peer *Peer, handler Handler) error

	PeerInfo(id enode.ID) interface{}

	Handle(peer *Peer, packet Packet) error
}

type Decoder interface {
	Decode(val interface{}) error
	Time() time.Time
}

type Handler func(peer *Peer) error

type NodeInfo struct{}

type Packet interface {
	Name() string // Name returns a string corresponding to the message type.
	Kind() byte   // Kind returns the message type.
}

type Peer struct {
	*p2p.Peer // The embedded P2P package peer
	// contains filtered or unexported fields
}

type RootRequestPacket struct {
	RequestId   uint64
	BlockNumber uint64
	BlockHash   common.Hash
	DiffHash    common.Hash
}

type RootResponsePacket struct {
	RequestId   uint64
	Status      types.VerifyStatus
	BlockNumber uint64
	BlockHash   common.Hash
	Root        common.Hash
	Extra       rlp.RawValue // for extension
}