Method setTSMPPongCallback

wgengine/userspace.go:1509–1520

(data [8]byte, cb func(packet.TSMPPongReply))

}

func (e *userspaceEngine) setTSMPPongCallback(data [8]byte, cb func(packet.TSMPPongReply)) {
	e.mu.Lock()
	defer e.mu.Unlock()
	if e.pongCallback == nil {
		e.pongCallback = map[[8]byte]func(packet.TSMPPongReply){}
	}
	if cb == nil {
		delete(e.pongCallback, data)
	} else {
		e.pongCallback[data] = cb
	}
}

func (e *userspaceEngine) setICMPEchoResponseCallback(idSeq uint32, cb func()) {
	e.mu.Lock()