// for starting the handshake procedure.
// First handshake packet will be sent immediately.
func HandshakeStart(addr string, conn io.Writer, conf *PeerConf) *Handshake {
// for starting the handshake procedure.
// First handshake packet will be sent immediately.
func HandshakeStart(addr string, conn io.Writer, conf *PeerConf) *Handshake {