// Handshake3Msg constructs a Handshake3 msg. func Handshake3Msg(localPeer peer.Peer, remoteAddr ma.Multiaddr) *pb.Handshake3 { var msg pb.Handshake3 // don't need publicKey after secure channel. // msg.PublicKey = localPeer.PubKey().Bytes() // local listen addresses addrs := localPeer.Addresses() msg.ListenAddrs = make([][]byte, len(addrs)) for i, a := range addrs { msg.ListenAddrs[i] = a.Bytes() } // observed remote address msg.ObservedAddr = remoteAddr.Bytes() // services // srv := localPeer.Services() // msg.Services = make([]mux.ProtocolID, len(srv)) // for i, pid := range srv { // msg.Services[i] = pid // } return &msg }