Esempio n. 1
0
func main() {
	d, err := gatt.NewDevice(option.DefaultClientOptions...)
	if err != nil {
		log.Fatalf("Failed to open device, err: %s\n", err)
		return
	}

	// Register handlers.
	d.Handle(gatt.PeripheralDiscovered(onPeriphDiscovered))
	d.Init(onStateChanged)
	select {}
}
Esempio n. 2
0
func main() {
	d, err := gatt.NewDevice(option.DefaultServerOptions...)
	if err != nil {
		log.Fatalf("Failed to open device, err: %s", err)
	}

	// Register optional handlers.
	d.Handle(
		gatt.CentralConnected(func(c gatt.Central) { fmt.Println("Connect: ", c.ID()) }),
		gatt.CentralDisconnected(func(c gatt.Central) { fmt.Println("Disconnect: ", c.ID()) }),
	)

	// A mandatory handler for monitoring device state.
	onStateChanged := func(d gatt.Device, s gatt.State) {
		fmt.Printf("State: %s\n", s)
		switch s {
		case gatt.StatePoweredOn:
			// Setup GAP and GATT services for Linux implementation.
			// OS X doesn't export the access of these services.
			d.AddService(service.NewGapService("Gopher")) // no effect on OS X
			d.AddService(service.NewGattService())        // no effect on OS X

			// A simple count service for demo.
			s1 := service.NewCountService()
			d.AddService(s1)

			// A fake battery service for demo.
			s2 := service.NewBatteryService()
			d.AddService(s2)

			// Advertise device name and service's UUIDs.
			d.AdvertiseNameAndServices("Gopher", []gatt.UUID{s1.UUID(), s2.UUID()})

			// Advertise as an OpenBeacon iBeacon
			d.AdvertiseIBeacon(gatt.MustParseUUID("AA6062F098CA42118EC4193EB73CCEB6"), 1, 2, -59)

		default:
		}
	}

	d.Init(onStateChanged)
	select {}
}
Esempio n. 3
0
// Connect initiates a connection to the BLE peripheral. Returns true on successful connection.
func (b *BLEClientAdaptor) Connect() (errs []error) {
	device, err := gatt.NewDevice(DefaultClientOptions...)
	if err != nil {
		log.Fatalf("Failed to open BLE device, err: %s\n", err)
		return
	}

	b.device = device

	// Register handlers.
	device.Handle(
		gatt.PeripheralDiscovered(b.DiscoveryHandler),
		gatt.PeripheralConnected(b.ConnectHandler),
		gatt.PeripheralDisconnected(b.DisconnectHandler),
	)

	device.Init(b.StateChangeHandler)
	<-b.ready
	// TODO: make sure peripheral currently exists for this UUID before returning
	return nil
}
Esempio n. 4
0
func main() {
	flag.Parse()
	if len(flag.Args()) != 1 {
		log.Fatalf("usage: %s [options] peripheral-id\n", os.Args[0])
	}

	d, err := gatt.NewDevice(option.DefaultClientOptions...)
	if err != nil {
		log.Fatalf("Failed to open device, err: %s\n", err)
		return
	}

	// Register handlers.
	d.Handle(
		gatt.PeripheralDiscovered(onPeriphDiscovered),
		gatt.PeripheralConnected(onPeriphConnected),
		gatt.PeripheralDisconnected(onPeriphDisconnected),
	)

	d.Init(onStateChanged)
	<-done
	fmt.Println("Done")
}
Esempio n. 5
0
func main() {
	flag.Parse()
	d, err := gatt.NewDevice(
		gatt.LnxMaxConnections(*mc),
		gatt.LnxDeviceID(*dev, *chk),
		gatt.LnxSetAdvertisingParameters(&cmd.LESetAdvertisingParameters{
			AdvertisingIntervalMin: 0x00f4,
			AdvertisingIntervalMax: 0x00f4,
			AdvertisingChannelMap:  0x07,
		}),
	)

	if err != nil {
		log.Printf("Failed to open device, err: %s", err)
		return
	}

	// Register optional handlers.
	d.Handle(
		gatt.CentralConnected(func(c gatt.Central) { log.Println("Connect: ", c.ID()) }),
		gatt.CentralDisconnected(func(c gatt.Central) { log.Println("Disconnect: ", c.ID()) }),
	)

	// A mandatory handler for monitoring device state.
	onStateChanged := func(d gatt.Device, s gatt.State) {
		fmt.Printf("State: %s\n", s)
		switch s {
		case gatt.StatePoweredOn:
			// Get bdaddr with LnxSendHCIRawCommand()
			bdaddr(d)

			// Setup GAP and GATT services.
			d.AddService(service.NewGapService(*name))
			d.AddService(service.NewGattService())

			// Add a simple counter service.
			s1 := service.NewCountService()
			d.AddService(s1)

			// Add a simple counter service.
			s2 := service.NewBatteryService()
			d.AddService(s2)
			uuids := []gatt.UUID{s1.UUID(), s2.UUID()}

			// If id is zero, advertise name and services statically.
			if *id == time.Duration(0) {
				d.AdvertiseNameAndServices(*name, uuids)
				break
			}

			// If id is non-zero, advertise name and services and iBeacon alternately.
			go func() {
				for {
					// Advertise as a RedBear Labs iBeacon.
					d.AdvertiseIBeacon(gatt.MustParseUUID("5AFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"), 1, 2, -59)
					time.Sleep(*id)

					// Advertise name and services.
					d.AdvertiseNameAndServices(*name, uuids)
					time.Sleep(*ii)
				}
			}()

		default:
		}
	}

	d.Init(onStateChanged)
	select {}
}