neo-go/pkg/services/stateroot/message.go
Elizaveta Chichindaeva 28908aa3cf [#2442] English Check
Signed-off-by: Elizaveta Chichindaeva <elizaveta@nspcc.ru>
2022-05-04 19:48:27 +03:00

53 lines
1.1 KiB
Go

package stateroot
import (
"fmt"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/io"
)
type (
// MessageType represents message type.
MessageType byte
// Message represents a state-root related message.
Message struct {
Type MessageType
Payload io.Serializable
}
)
// Various message types.
const (
VoteT MessageType = 0
RootT MessageType = 1
)
// NewMessage creates a new message of the specified type.
func NewMessage(typ MessageType, p io.Serializable) *Message {
return &Message{
Type: typ,
Payload: p,
}
}
// EncodeBinary implements the io.Serializable interface.
func (m *Message) EncodeBinary(w *io.BinWriter) {
w.WriteB(byte(m.Type))
m.Payload.EncodeBinary(w)
}
// DecodeBinary implements the io.Serializable interface.
func (m *Message) DecodeBinary(r *io.BinReader) {
switch m.Type = MessageType(r.ReadB()); m.Type {
case VoteT:
m.Payload = new(Vote)
case RootT:
m.Payload = new(state.MPTRoot)
default:
r.Err = fmt.Errorf("invalid type: %x", m.Type)
return
}
m.Payload.DecodeBinary(r)
}