neoneo-go/pkg/network/payload/address.go

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package payload
import (
"net"
"strconv"
"time"
"github.com/nspcc-dev/neo-go/pkg/io"
)
// AddressAndTime payload.
type AddressAndTime struct {
Timestamp uint32
Services uint64
IP [16]byte
Port uint16
}
// NewAddressAndTime creates a new AddressAndTime object.
func NewAddressAndTime(e *net.TCPAddr, t time.Time) *AddressAndTime {
aat := AddressAndTime{
Timestamp: uint32(t.UTC().Unix()),
Services: 1,
Port: uint16(e.Port),
}
copy(aat.IP[:], e.IP)
return &aat
}
// DecodeBinary implements Serializable interface.
func (p *AddressAndTime) DecodeBinary(br *io.BinReader) {
p.Timestamp = br.ReadU32LE()
p.Services = br.ReadU64LE()
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br.ReadBytes(p.IP[:])
p.Port = br.ReadU16BE()
}
// EncodeBinary implements Serializable interface.
func (p *AddressAndTime) EncodeBinary(bw *io.BinWriter) {
bw.WriteU32LE(p.Timestamp)
bw.WriteU64LE(p.Services)
bw.WriteBytes(p.IP[:])
bw.WriteU16BE(p.Port)
}
// IPPortString makes a string from IP and port specified.
func (p *AddressAndTime) IPPortString() string {
var netip = make(net.IP, 16)
copy(netip, p.IP[:])
port := strconv.Itoa(int(p.Port))
return netip.String() + ":" + port
}
// AddressList is a list with AddrAndTime.
type AddressList struct {
Addrs []*AddressAndTime
}
// NewAddressList creates a list for n AddressAndTime elements.
func NewAddressList(n int) *AddressList {
alist := AddressList{
Addrs: make([]*AddressAndTime, n),
}
return &alist
}
// DecodeBinary implements Serializable interface.
func (p *AddressList) DecodeBinary(br *io.BinReader) {
br.ReadArray(&p.Addrs)
}
// EncodeBinary implements Serializable interface.
func (p *AddressList) EncodeBinary(bw *io.BinWriter) {
bw.WriteArray(p.Addrs)
}