Ejemplos de g_usb_device_list_new en C++ (Cpp)

Ejemplo n.º 1

Archivo: cd-sensor.c Proyecto: Distrotech/colord

/**
 * cd_sensor_init:
 **/
static void
cd_sensor_init (CdSensor *sensor)
{
	sensor->priv = CD_SENSOR_GET_PRIVATE (sensor);
	sensor->priv->state = CD_SENSOR_STATE_IDLE;
	sensor->priv->mode = CD_SENSOR_CAP_UNKNOWN;
#ifdef HAVE_GUSB
	sensor->priv->usb_ctx = g_usb_context_new (NULL);
	sensor->priv->device_list = g_usb_device_list_new (sensor->priv->usb_ctx);
#endif
	sensor->priv->options = g_hash_table_new_full (g_str_hash,
						       g_str_equal,
						       (GDestroyNotify) g_free,
						       (GDestroyNotify) g_variant_unref);
	sensor->priv->metadata = g_hash_table_new_full (g_str_hash,
							g_str_equal,
							g_free,
							g_free);
}

Ejemplo n.º 2

Archivo: ch-libcolorhug.c Proyecto: hughski/colorhug-client

int
main (int argc, char *argv[])
{
	gboolean ret;
	GError *error = NULL;
	GMainLoop *loop = NULL;
	GUsbContext *ctx;
	GUsbDevice *device = NULL;
	int retval = 0;
	GUsbDeviceList *list = NULL;
	ChDeviceQueue *device_queue;

	/* setup usb */
	g_type_init ();
	ctx = g_usb_context_new (&error);
	if (ctx == NULL) {
		g_warning ("Cannot connect to USB : %s", error->message);
		g_error_free (error);
		retval = 1;
		goto out;
	}
	list = g_usb_device_list_new (ctx);
	device_queue = ch_device_queue_new ();

	ret = connect_device (list, &device, &error);
	if (!ret) {
		g_warning ("Cannot connect to device : %s", error->message);
		g_error_free (error);
		retval = 1;
		goto out;
	}

	/* reset device so it boots back into bootloader mode */
	g_warning ("Switching to bootloader mode\n");
	ch_device_queue_reset (device_queue, device);
	ret = ch_device_queue_process (device_queue,
				       CH_DEVICE_QUEUE_PROCESS_FLAGS_NONE,
				       NULL,
				       &error);
	if (!ret) {
		g_warning ("Failed to reboot : %s", error->message);
		g_error_free (error);
		retval = 1;
		goto out;
	}

	/* wait for device to re-appear */
	loop = g_main_loop_new (NULL, FALSE);
	g_timeout_add (5000, quit_loop_cb, loop);
	g_main_loop_run (loop);
	g_object_unref (device);
	ret = connect_device (list, &device, &error);
	if (!ret) {
		g_warning ("Cannot connect to device : %s", error->message);
		g_error_free (error);
		retval = 1;
		goto out;
	}

	/* boot into firmware mode */
	g_warning ("Switching to firmware mode\n");
	ch_device_queue_boot_flash (device_queue, device);
	ret = ch_device_queue_process (device_queue,
				       CH_DEVICE_QUEUE_PROCESS_FLAGS_NONE,
				       NULL,
				       &error);
	if (!ret) {
		g_warning ("Failed to boot into firmware mode : %s", error->message);
		g_error_free (error);
		retval = 1;
		goto out;
	}

	/* wait for device to re-appear */
	g_timeout_add (5000, quit_loop_cb, loop);
	g_main_loop_run (loop);
	g_object_unref (device);
	ret = connect_device (list, &device, &error);
	if (!ret) {
		g_warning ("Cannot connect to device : %s", error->message);
		g_error_free (error);
		retval = 1;
		goto out;
	}

	/* turn on LEDs */
	g_warning ("Turning on LEDs\n");
	ch_device_queue_set_leds (device_queue, device, 3, 0, 0, 0);
	ret = ch_device_queue_process (device_queue,
				       CH_DEVICE_QUEUE_PROCESS_FLAGS_NONE,
				       NULL,
				       &error);
	if (!ret) {
		g_warning ("Failed to turn on LEDs : %s", error->message);
		g_error_free (error);
		retval = 1;
		goto out;
	}

	/* success */
	g_warning ("ALL OKAY\n");
out:
	if (loop != NULL)
		g_main_loop_unref (loop);
	if (ctx != NULL)
		g_object_unref (ctx);
	if (device_queue != NULL)
		g_object_unref (device_queue);
	if (device != NULL)
		g_object_unref (device);
	if (list != NULL)
		g_object_unref (list);
	return retval;
}