neo-go/pkg/network/payload/ping.go

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package payload
import (
"time"
"github.com/nspcc-dev/neo-go/pkg/io"
)
// Ping payload for ping/pong payloads.
type Ping struct {
// Index of the last block.
LastBlockIndex uint32
// Timestamp.
Timestamp uint32
// Nonce of the server.
Nonce uint32
}
// NewPing creates new Ping payload.
func NewPing(blockIndex uint32, nonce uint32) *Ping {
return &Ping{
LastBlockIndex: blockIndex,
Timestamp: uint32(time.Now().UTC().Unix()),
Nonce: nonce,
}
}
// DecodeBinary implements Serializable interface.
func (p *Ping) DecodeBinary(br *io.BinReader) {
p.LastBlockIndex = br.ReadU32LE()
p.Timestamp = br.ReadU32LE()
p.Nonce = br.ReadU32LE()
}
// EncodeBinary implements Serializable interface.
func (p *Ping) EncodeBinary(bw *io.BinWriter) {
bw.WriteU32LE(p.LastBlockIndex)
bw.WriteU32LE(p.Timestamp)
bw.WriteU32LE(p.Nonce)
}