Esempio n. 1
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END_TEST

START_TEST(test_empty_sync)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;

	rc = test_create_device(&uidev, &dev,
				EV_SYN, SYN_REPORT,
				EV_SYN, SYN_DROPPED,
				EV_KEY, BTN_LEFT,
				EV_KEY, BTN_MIDDLE,
				EV_KEY, BTN_RIGHT,
				-1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_FORCE_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, -EAGAIN);

	uinput_device_free(uidev);
	libevdev_free(dev);
}
Esempio n. 2
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END_TEST

START_TEST(test_incomplete_sync)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;
	struct input_absinfo abs[2];

	memset(abs, 0, sizeof(abs));
	abs[0].value = ABS_X;
	abs[0].maximum = 1000;

	abs[1].value = ABS_Y;
	abs[1].maximum = 1000;

	rc = test_create_abs_device(&uidev, &dev,
				    2, abs,
				    EV_SYN, SYN_REPORT,
				    EV_SYN, SYN_DROPPED,
				    EV_KEY, BTN_LEFT,
				    EV_KEY, BTN_MIDDLE,
				    EV_KEY, BTN_RIGHT,
				    -1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	uinput_device_event(uidev, EV_KEY, BTN_LEFT, 1);
	uinput_device_event(uidev, EV_ABS, ABS_X, 100);
	uinput_device_event(uidev, EV_ABS, ABS_Y, 500);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_FORCE_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_KEY);
	ck_assert_int_eq(ev.code, BTN_LEFT);
	ck_assert_int_eq(ev.value, 1);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	ck_assert_int_eq(rc, -EAGAIN);

	ck_assert_int_eq(libevdev_get_event_value(dev, EV_KEY, BTN_LEFT), 1);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_ABS, ABS_X), 100);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_ABS, ABS_Y), 500);

	uinput_device_free(uidev);
	libevdev_free(dev);
}
Esempio n. 3
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void evdevDevice::UpdateInput()
{
  // Run through all evdev events
  // libevdev will keep track of the actual controller state internally which can be queried
  // later with libevdev_fetch_event_value()
  input_event ev;
  int rc = LIBEVDEV_READ_STATUS_SUCCESS;
  do
  {
    if (rc == LIBEVDEV_READ_STATUS_SYNC)
      rc = libevdev_next_event(m_dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
    else
      rc = libevdev_next_event(m_dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
  } while (rc >= 0);
}
Esempio n. 4
0
END_TEST
START_TEST(test_event_code_filtered)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;

	rc = test_create_device(&uidev, &dev,
				EV_REL, REL_X,
				EV_REL, REL_Y,
				EV_KEY, BTN_LEFT,
				-1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	libevdev_disable_event_code(dev, EV_REL, REL_X);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	ck_assert_int_eq(rc, -EAGAIN);

	uinput_device_event(uidev, EV_REL, REL_X, 1);
	uinput_device_event(uidev, EV_REL, REL_Y, 1);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SUCCESS);
	ck_assert_int_eq(ev.type, EV_REL);
	ck_assert_int_eq(ev.code, REL_Y);
	ck_assert_int_eq(ev.value, 1);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SUCCESS);
	ck_assert_int_eq(ev.type, EV_SYN);
	ck_assert_int_eq(ev.code, SYN_REPORT);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	ck_assert_int_eq(rc, -EAGAIN);

	libevdev_free(dev);
	uinput_device_free(uidev);

}
Esempio n. 5
0
END_TEST

START_TEST(test_has_event_pending)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;

	rc = test_create_device(&uidev, &dev,
				EV_REL, REL_X,
				EV_REL, REL_Y,
				EV_KEY, BTN_LEFT,
				-1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	ck_assert_int_eq(libevdev_has_event_pending(dev), 0);

	uinput_device_event(uidev, EV_REL, REL_X, 1);
	uinput_device_event(uidev, EV_REL, REL_Y, 1);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);

	ck_assert_int_eq(libevdev_has_event_pending(dev), 1);

	libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);

	ck_assert_int_eq(libevdev_has_event_pending(dev), 1);

	while ((rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev)) != -EAGAIN)
			;

	ck_assert_int_eq(libevdev_has_event_pending(dev), 0);

	libevdev_change_fd(dev, -1);
	ck_assert_int_eq(libevdev_has_event_pending(dev), -EBADF);

	libevdev_free(dev);
	uinput_device_free(uidev);

}
Esempio n. 6
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END_TEST
START_TEST(test_syn_delta_button)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;

	rc = test_create_device(&uidev, &dev,
				EV_SYN, SYN_REPORT,
				EV_SYN, SYN_DROPPED,
				EV_REL, REL_X,
				EV_REL, REL_Y,
				EV_KEY, BTN_LEFT,
				EV_KEY, BTN_MIDDLE,
				EV_KEY, BTN_RIGHT,
				EV_KEY, KEY_MAX,
				-1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	uinput_device_event(uidev, EV_KEY, BTN_LEFT, 1);
	uinput_device_event(uidev, EV_KEY, BTN_RIGHT, 1);
	uinput_device_event(uidev, EV_KEY, KEY_MAX, 1);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_FORCE_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_KEY);
	ck_assert_int_eq(ev.code, BTN_LEFT);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_KEY);
	ck_assert_int_eq(ev.code, BTN_RIGHT);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_KEY);
	ck_assert_int_eq(ev.code, KEY_MAX);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_SYN);
	ck_assert_int_eq(ev.code, SYN_REPORT);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, -EAGAIN);

	ck_assert(libevdev_get_event_value(dev, EV_KEY, BTN_LEFT));
	ck_assert(libevdev_get_event_value(dev, EV_KEY, BTN_RIGHT));
	ck_assert(!libevdev_get_event_value(dev, EV_KEY, BTN_MIDDLE));
	ck_assert(libevdev_get_event_value(dev, EV_KEY, KEY_MAX));

	uinput_device_free(uidev);
	libevdev_free(dev);
}
Esempio n. 7
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END_TEST

START_TEST(test_syn_delta_sw)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;

	rc = test_create_device(&uidev, &dev,
				EV_SYN, SYN_REPORT,
				EV_SYN, SYN_DROPPED,
				EV_SW, SW_LID,
				EV_SW, SW_MICROPHONE_INSERT,
				EV_SW, SW_MAX,
				-1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	uinput_device_event(uidev, EV_SW, SW_LID, 1);
	uinput_device_event(uidev, EV_SW, SW_MICROPHONE_INSERT, 1);
	uinput_device_event(uidev, EV_SW, SW_MAX, 1);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_FORCE_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_SW);
	ck_assert_int_eq(ev.code, SW_LID);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_SW);
	ck_assert_int_eq(ev.code, SW_MICROPHONE_INSERT);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_SW);
	ck_assert_int_eq(ev.code, SW_MAX);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_SYN);
	ck_assert_int_eq(ev.code, SYN_REPORT);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, -EAGAIN);

	ck_assert_int_eq(libevdev_get_event_value(dev, EV_SW, SW_LID), 1);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_SW, SW_MICROPHONE_INSERT), 1);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_SW, SW_MAX), 1);

	uinput_device_free(uidev);
	libevdev_free(dev);
}
Esempio n. 8
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int intercept(struct libevdev_uinput *uidev, struct libevdev *dev){
	int ret;
	struct input_event ev;
	struct chord state;
	chord_reset(&state);
	lookup_init("dat/test-keymap-minimal.dat");

	do {
		ret = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL|LIBEVDEV_READ_FLAG_BLOCKING, &ev);
		if (ret == LIBEVDEV_READ_STATUS_SUCCESS){
			//forward key down and key up events
			if(ev.type == EV_KEY && (ev.value == 1 || ev.value == 0))
				forward_event(uidev, &ev, &state);
		}
	} while (ret == LIBEVDEV_READ_STATUS_SYNC || ret == LIBEVDEV_READ_STATUS_SUCCESS || ret == -EAGAIN);

	if (ret != LIBEVDEV_READ_STATUS_SUCCESS && ret != -EAGAIN)
		fprintf(stderr, "Failed to handle events: %s\n", strerror(-ret));

	return 0;}
Esempio n. 9
0
int next_event_wrapper(struct adhoc *adhoc, struct input_event *event) {
  int r = libevdev_next_event(adhoc->dev, LIBEVDEV_READ_FLAG_NORMAL | LIBEVDEV_READ_FLAG_BLOCKING, event);
  if (r < 0) {
    error(0, -r, "libevdev_next_event failed");
    return r;
  }

  if (r == LIBEVDEV_READ_STATUS_SYNC) {
    fprintf(stderr, "libevdev_next_event returned LIBEVDEV_READ_STATUS_SYNC, handling not implemented!\n");
    return 0;
  }

#ifdef DEBUG
  fprintf(stderr,
          "event [type: %s, code: %s, value: %d]\n",
          libevdev_event_type_get_name(event->type),
          libevdev_event_code_get_name(event->type, event->code),
          event->value);
#endif

  return 0;
}
Esempio n. 10
0
static int
mainloop(struct libevdev *dev, struct measurements *m) {
	struct pollfd fds[2];
	sigset_t mask;

	fds[0].fd = libevdev_get_fd(dev);
	fds[0].events = POLLIN;

	sigemptyset(&mask);
	sigaddset(&mask, SIGINT);
	fds[1].fd = signalfd(-1, &mask, SFD_NONBLOCK);
	fds[1].events = POLLIN;

	sigprocmask(SIG_BLOCK, &mask, NULL);

	while (poll(fds, 2, -1)) {
		struct input_event ev;
		int rc;

		if (fds[1].revents)
			break;

		do {
			rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
			if (rc == LIBEVDEV_READ_STATUS_SYNC) {
				fprintf(stderr, "Error: cannot keep up\n");
				return 1;
			} else if (rc != -EAGAIN && rc < 0) {
				fprintf(stderr, "Error: %s\n", strerror(-rc));
				return 1;
			} else if (rc == LIBEVDEV_READ_STATUS_SUCCESS) {
				handle_event(m, &ev);
			}
		} while (rc != -EAGAIN);
	}

	return 0;
}
Esempio n. 11
0
static int evdev_handle(int fd) {
  for (int i=0;i<numDevices;i++) {
    if (devices[i].fd = fd) {
      int rc;
      struct input_event ev;
      while ((rc = libevdev_next_event(devices[i].dev, LIBEVDEV_READ_FLAG_NORMAL, &ev)) >= 0) {
        if (rc == LIBEVDEV_READ_STATUS_SYNC)
          fprintf(stderr, "Error: cannot keep up\n");
        else if (rc == LIBEVDEV_READ_STATUS_SUCCESS) {
          if (!handler(&ev, &devices[i]))
            return LOOP_RETURN;
        }
      }
      if (rc == -ENODEV) {
        evdev_remove(i);
      } else if (rc != -EAGAIN && rc < 0) {
        fprintf(stderr, "Error: %s\n", strerror(-rc));
        exit(EXIT_FAILURE);
      }
    }
  }
  return LOOP_OK;
}
Esempio n. 12
0
static void evdev_drain(void) {
  for (int i = 0; i < numDevices; i++) {
    struct input_event ev;
    while (libevdev_next_event(devices[i].dev, LIBEVDEV_READ_FLAG_NORMAL, &ev) >= 0);
  }
}
Esempio n. 13
0
uint32_t joystick_linux::process_joysticks(uint32_t p_event_id) {

	if (joy_mutex->try_lock() != OK) {
		return p_event_id;
	}
	for (int i=0; i<JOYSTICKS_MAX; i++) {

		if (joysticks[i].fd == -1) continue;

		input_event ev;
		Joystick* joy = &joysticks[i];
		libevdev* dev = joy->dev;
		int rc = 1;

		rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);

		if (rc < 0 && rc != -EAGAIN) {
			continue;
		}

		while (rc == LIBEVDEV_READ_STATUS_SYNC || rc == LIBEVDEV_READ_STATUS_SUCCESS) {

			switch (ev.type) {
			case EV_KEY:
				p_event_id = input->joy_button(p_event_id, i, joy->key_map[ev.code], ev.value);
				break;

			case EV_ABS:

				switch (ev.code) {
				case ABS_HAT0X:
					if (ev.value != 0) {
						if (ev.value < 0) joy->dpad |= InputDefault::HAT_MASK_LEFT;
						else              joy->dpad |= InputDefault::HAT_MASK_RIGHT;

					}
					else joy->dpad &= ~(InputDefault::HAT_MASK_LEFT | InputDefault::HAT_MASK_RIGHT);

					p_event_id = input->joy_hat(p_event_id, i, joy->dpad);
					break;

				case ABS_HAT0Y:
					if (ev.value != 0) {
						if (ev.value < 0) joy->dpad |= InputDefault::HAT_MASK_UP;
						else              joy->dpad |= InputDefault::HAT_MASK_DOWN;
					}
					else joy->dpad &= ~(InputDefault::HAT_MASK_UP | InputDefault::HAT_MASK_DOWN);

					p_event_id = input->joy_hat(p_event_id, i, joy->dpad);
					break;

				default:
					if (joy->abs_map[ev.code] != -1) {
						InputDefault::JoyAxis value = axis_correct(libevdev_get_abs_info(dev, ev.code), ev.value);
						joy->curr_axis[joy->abs_map[ev.code]] = value;
					}
					break;
				}
				break;
			}
			rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
		}
		for (int j = 0; j < MAX_ABS; j++) {
			int index = joy->abs_map[j];
			if (index != -1) {
				p_event_id = input->joy_axis(p_event_id, i, index, joy->curr_axis[index]);
			}
		}
	}
	joy_mutex->unlock();
	return p_event_id;
}
Esempio n. 14
0
END_TEST

START_TEST(test_syn_delta_mt)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;
	struct input_absinfo abs[6];

	memset(abs, 0, sizeof(abs));
	abs[0].value = ABS_X;
	abs[0].maximum = 1000;
	abs[1].value = ABS_MT_POSITION_X;
	abs[1].maximum = 1000;

	abs[2].value = ABS_Y;
	abs[2].maximum = 1000;
	abs[3].value = ABS_MT_POSITION_Y;
	abs[3].maximum = 1000;


	abs[4].value = ABS_MT_SLOT;
	abs[4].maximum = 1;
	abs[5].value = ABS_MT_TRACKING_ID;
	abs[5].minimum = -1;
	abs[5].maximum = 2;

	rc = test_create_abs_device(&uidev, &dev,
				    6, abs,
				    EV_SYN, SYN_REPORT,
				    -1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	uinput_device_event(uidev, EV_ABS, ABS_MT_SLOT, 0);
	uinput_device_event(uidev, EV_ABS, ABS_X, 100);
	uinput_device_event(uidev, EV_ABS, ABS_Y, 500);
	uinput_device_event(uidev, EV_ABS, ABS_MT_POSITION_X, 100);
	uinput_device_event(uidev, EV_ABS, ABS_MT_POSITION_Y, 500);
	uinput_device_event(uidev, EV_ABS, ABS_MT_TRACKING_ID, 1);
	uinput_device_event(uidev, EV_ABS, ABS_MT_SLOT, 1);
	uinput_device_event(uidev, EV_ABS, ABS_X, 1);
	uinput_device_event(uidev, EV_ABS, ABS_Y, 5);
	uinput_device_event(uidev, EV_ABS, ABS_MT_POSITION_X, 1);
	uinput_device_event(uidev, EV_ABS, ABS_MT_POSITION_Y, 5);
	uinput_device_event(uidev, EV_ABS, ABS_MT_TRACKING_ID, 2);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_FORCE_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_X);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_Y);
	ck_assert_int_eq(ev.value, 5);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_MT_SLOT);
	ck_assert_int_eq(ev.value, 0);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_MT_POSITION_X);
	ck_assert_int_eq(ev.value, 100);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_MT_POSITION_Y);
	ck_assert_int_eq(ev.value, 500);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_MT_TRACKING_ID);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_MT_SLOT);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_MT_POSITION_X);
	ck_assert_int_eq(ev.value, 1);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_MT_POSITION_Y);
	ck_assert_int_eq(ev.value, 5);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_ABS);
	ck_assert_int_eq(ev.code, ABS_MT_TRACKING_ID);
	ck_assert_int_eq(ev.value, 2);

	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);
	ck_assert_int_eq(ev.type, EV_SYN);
	ck_assert_int_eq(ev.code, SYN_REPORT);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_SYNC, &ev);
	ck_assert_int_eq(rc, -EAGAIN);

	uinput_device_free(uidev);
	libevdev_free(dev);
}
Esempio n. 15
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END_TEST

START_TEST(test_syn_event)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;
	int pipefd[2];

	rc = test_create_device(&uidev, &dev,
				EV_SYN, SYN_REPORT,
				EV_SYN, SYN_DROPPED,
				EV_REL, REL_X,
				EV_REL, REL_Y,
				EV_KEY, BTN_LEFT,
				-1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	/* This is a bid complicated:
	   we can't get SYN_DROPPED through uinput, so we push two events down
	   uinput, and fetch one off libevdev (reading in the other one on the
	   way). Then write a SYN_DROPPED on a pipe, switch the fd and read
	   one event off the wire (but returning the second event from
	   before). Switch back, so that when we do read off the SYN_DROPPED
	   we have the fd back on the device and the ioctls work.
	 */
	uinput_device_event(uidev, EV_KEY, BTN_LEFT, 1);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SUCCESS);
	ck_assert_int_eq(ev.type, EV_KEY);
	ck_assert_int_eq(ev.code, BTN_LEFT);
	rc = pipe2(pipefd, O_NONBLOCK);
	ck_assert_int_eq(rc, 0);

	libevdev_change_fd(dev, pipefd[0]);
	ev.type = EV_SYN;
	ev.code = SYN_DROPPED;
	ev.value = 0;
	rc = write(pipefd[1], &ev, sizeof(ev));
	ck_assert_int_eq(rc, sizeof(ev));
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);

	libevdev_change_fd(dev, uinput_device_get_fd(uidev));

	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SUCCESS);
	ck_assert_int_eq(ev.type, EV_SYN);
	ck_assert_int_eq(ev.code, SYN_REPORT);
	rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	ck_assert_int_eq(rc, LIBEVDEV_READ_STATUS_SYNC);

	/* only check for the rc, nothing actually changed on the device */

	libevdev_free(dev);
	uinput_device_free(uidev);

	close(pipefd[0]);
	close(pipefd[1]);

}
Esempio n. 16
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static bool input_poll(bool (*handler) (struct input_event*, struct input_device*)) {
  // Block signals that are handled gracefully by the input polling code. This
  // is done at the last moment to allow Ctrl+C to work until everything
  // is ready to go.
  sigset_t sigset;
  sigemptyset(&sigset);
  sigaddset(&sigset, SIGHUP);
  sigaddset(&sigset, SIGTERM);
  sigaddset(&sigset, SIGINT);
  sigaddset(&sigset, SIGQUIT);
  sigprocmask(SIG_BLOCK, &sigset, NULL);
  fds[sig_fdindex].fd = signalfd(-1, &sigset, 0);
  fds[sig_fdindex].events = POLLIN | POLLERR | POLLHUP;

  while (poll(fds, numFds, -1)) {
    if (fds[udev_fdindex].revents > 0) {
      struct udev_device *dev = udev_monitor_receive_device(udev_mon);
      const char *action = udev_device_get_action(dev);
      if (action != NULL) {
        if (autoadd && strcmp("add", action) == 0) {
          const char *devnode = udev_device_get_devnode(dev);
          int id;
          if (devnode != NULL && sscanf(devnode, "/dev/input/event%d", &id) == 1) {
            input_create(devnode, defaultMapfile);
          }
        }
        udev_device_unref(dev);
      }
    } else if (fds[sig_fdindex].revents > 0) {
      struct signalfd_siginfo info;
      read(fds[sig_fdindex].fd, &info, sizeof(info));

      switch (info.ssi_signo) {
        case SIGINT:
        case SIGTERM:
        case SIGQUIT:
        case SIGHUP:
          return false;
      }
    }
    for (int i=0;i<numDevices;i++) {
      if (fds[devices[i].fdindex].revents > 0) {
        int rc;
        struct input_event ev;
        while ((rc = libevdev_next_event(devices[i].dev, LIBEVDEV_READ_FLAG_NORMAL, &ev)) >= 0) {
          if (rc == LIBEVDEV_READ_STATUS_SYNC)
            fprintf(stderr, "Error: cannot keep up\n");
          else if (rc == LIBEVDEV_READ_STATUS_SUCCESS) {
            if (!handler(&ev, &devices[i]))
              return true;
          }
        }
        if (rc == -ENODEV) {
          input_remove(i);
        } else if (rc != -EAGAIN && rc < 0) {
          fprintf(stderr, "Error: %s\n", strerror(-rc));
          exit(EXIT_FAILURE);
        }
      }
    }
  }

  return false;
}
Esempio n. 17
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END_TEST

START_TEST(test_mt_event_values)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;
	struct input_absinfo abs[5];
	int value;

	memset(abs, 0, sizeof(abs));
	abs[0].value = ABS_X;
	abs[0].maximum = 1000;
	abs[1].value = ABS_MT_POSITION_X;
	abs[1].maximum = 1000;

	abs[2].value = ABS_Y;
	abs[2].maximum = 1000;
	abs[3].value = ABS_MT_POSITION_Y;
	abs[3].maximum = 1000;

	abs[4].value = ABS_MT_SLOT;
	abs[4].maximum = 2;

	rc = test_create_abs_device(&uidev, &dev,
				    5, abs,
				    EV_SYN, SYN_REPORT,
				    -1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	uinput_device_event(uidev, EV_ABS, ABS_MT_SLOT, 0);
	uinput_device_event(uidev, EV_ABS, ABS_X, 100);
	uinput_device_event(uidev, EV_ABS, ABS_Y, 500);
	uinput_device_event(uidev, EV_ABS, ABS_MT_POSITION_X, 100);
	uinput_device_event(uidev, EV_ABS, ABS_MT_POSITION_Y, 500);
	uinput_device_event(uidev, EV_ABS, ABS_MT_SLOT, 1);
	uinput_device_event(uidev, EV_ABS, ABS_X, 1);
	uinput_device_event(uidev, EV_ABS, ABS_Y, 5);
	uinput_device_event(uidev, EV_ABS, ABS_MT_POSITION_X, 1);
	uinput_device_event(uidev, EV_ABS, ABS_MT_POSITION_Y, 5);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);

	/* must still be on old values */
	ck_assert_int_eq(libevdev_get_current_slot(dev), 0);
	ck_assert_int_eq(libevdev_get_slot_value(dev, 0, ABS_MT_POSITION_X), 0);
	ck_assert_int_eq(libevdev_get_slot_value(dev, 0, ABS_MT_POSITION_Y), 0);
	ck_assert_int_eq(libevdev_get_slot_value(dev, 1, ABS_MT_POSITION_X), 0);
	ck_assert_int_eq(libevdev_get_slot_value(dev, 1, ABS_MT_POSITION_Y), 0);

	do {
		rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	} while (rc == LIBEVDEV_READ_STATUS_SUCCESS);
	ck_assert_int_eq(rc, -EAGAIN);

	ck_assert_int_eq(libevdev_get_current_slot(dev), 1);
	ck_assert_int_eq(libevdev_get_slot_value(dev, 0, ABS_MT_POSITION_X), 100);
	ck_assert_int_eq(libevdev_get_slot_value(dev, 0, ABS_MT_POSITION_Y), 500);
	ck_assert_int_eq(libevdev_get_slot_value(dev, 1, ABS_MT_POSITION_X), 1);
	ck_assert_int_eq(libevdev_get_slot_value(dev, 1, ABS_MT_POSITION_Y), 5);

	ck_assert_int_eq(libevdev_fetch_slot_value(dev, 0, ABS_MT_POSITION_X, &value), 1);
	ck_assert_int_eq(value, 100);
	ck_assert_int_eq(libevdev_fetch_slot_value(dev, 0, ABS_MT_POSITION_Y, &value), 1);
	ck_assert_int_eq(value, 500);
	ck_assert_int_eq(libevdev_fetch_slot_value(dev, 1, ABS_MT_POSITION_X, &value), 1);
	ck_assert_int_eq(value, 1);
	ck_assert_int_eq(libevdev_fetch_slot_value(dev, 1, ABS_MT_POSITION_Y, &value), 1);
	ck_assert_int_eq(value, 5);

	uinput_device_free(uidev);
	libevdev_free(dev);

}
Esempio n. 18
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END_TEST

START_TEST(test_event_values)
{
	struct uinput_device* uidev;
	struct libevdev *dev;
	int rc;
	struct input_event ev;
	struct input_absinfo abs[2];
	int value;

	memset(abs, 0, sizeof(abs));
	abs[0].value = ABS_X;
	abs[0].maximum = 1000;

	abs[1].value = ABS_Y;
	abs[1].maximum = 1000;

	rc = test_create_abs_device(&uidev, &dev,
				    2, abs,
				    EV_SYN, SYN_REPORT,
				    EV_SYN, SYN_DROPPED,
				    EV_REL, REL_X,
				    EV_REL, REL_Y,
				    EV_KEY, BTN_LEFT,
				    EV_KEY, BTN_MIDDLE,
				    EV_KEY, BTN_RIGHT,
				    -1);
	ck_assert_msg(rc == 0, "Failed to create device: %s", strerror(-rc));

	uinput_device_event(uidev, EV_KEY, BTN_LEFT, 1);
	uinput_device_event(uidev, EV_ABS, ABS_X, 100);
	uinput_device_event(uidev, EV_ABS, ABS_Y, 500);
	uinput_device_event(uidev, EV_SYN, SYN_REPORT, 0);

	/* must still be on old values */
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_KEY, BTN_LEFT), 0);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_ABS, ABS_X), 0);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_ABS, ABS_Y), 0);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_REL, REL_X), 0);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_REL, REL_Y), 0);

	ck_assert_int_eq(libevdev_fetch_event_value(dev, EV_KEY, BTN_LEFT, &value), 1);
	ck_assert_int_eq(value, 0);

	do {
		rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);
	} while (rc == 0);
	ck_assert_int_eq(rc, -EAGAIN);

	ck_assert_int_eq(libevdev_get_event_value(dev, EV_KEY, BTN_LEFT), 1);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_ABS, ABS_X), 100);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_ABS, ABS_Y), 500);

	/* always 0 */
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_REL, REL_X), 0);
	ck_assert_int_eq(libevdev_get_event_value(dev, EV_REL, REL_Y), 0);

	ck_assert_int_eq(libevdev_fetch_event_value(dev, EV_KEY, BTN_LEFT, &value), 1);
	ck_assert_int_eq(value, 1);
	ck_assert_int_eq(libevdev_fetch_event_value(dev, EV_ABS, ABS_X, &value), 1);
	ck_assert_int_eq(value, 100);
	ck_assert_int_eq(libevdev_fetch_event_value(dev, EV_ABS, ABS_Y, &value), 1);
	ck_assert_int_eq(value, 500);

	uinput_device_free(uidev);
	libevdev_free(dev);

}
Esempio n. 19
0
File: evmpd.c Progetto: hawx/evmpd
int main(int argc, char const *argv[])
{
  if (argc < 5) {
    printf("Usage: evmpd HOSTNAME PORT DEVICE HALT_COMMAND\n");
    return EXIT_FAILURE;
  }

  struct mpd_connection *client = connect(argv[1], strtol(argv[2], NULL, 10));

  struct libevdev *dev = NULL;
  int fd;
  int rc = 1;

  fd = open(argv[3], O_RDONLY | O_NONBLOCK);
  rc = libevdev_new_from_fd(fd, &dev);
  if (rc < 0) {
    fprintf(stderr, "Failed to init libevdev (%d)\n", strerror(-rc));
    return EXIT_FAILURE;
  }
  printf("Input device name: \"%s\"\n", libevdev_get_name(dev));
  printf("Input device ID: bus %#x vendor %#x product %#x\n",
         libevdev_get_id_bustype(dev),
         libevdev_get_id_vendor(dev), libevdev_get_id_product(dev));

  do {
    struct input_event ev;

    rc = libevdev_next_event(dev, LIBEVDEV_READ_FLAG_NORMAL, &ev);

    if (rc == 0 && ev.value == 0) {
      if (libevdev_event_is_code(&ev, EV_KEY, KEY_F4)) {
        system(argv[4]);
        printf("shutdown\n");

      } else if (libevdev_event_is_code(&ev, EV_KEY, KEY_PLAYPAUSE)) {
        struct mpd_status *status = mpd_run_status(client);
        enum mpd_state state = mpd_status_get_state(status);

        if (state != MPD_STATE_PLAY && state != MPD_STATE_PAUSE) {
          mpd_run_play(client);
          printf("play\n");
        } else {
          mpd_run_toggle_pause(client);
          printf("toggle-pause\n");
        }

      } else if (libevdev_event_is_code(&ev, EV_KEY, KEY_STOPCD)) {
        mpd_run_stop(client);
        printf("stop\n");

      } else if (libevdev_event_is_code(&ev, EV_KEY, KEY_PREVIOUSSONG)) {
        mpd_run_previous(client);
        printf("previous\n");

      } else if (libevdev_event_is_code(&ev, EV_KEY, KEY_NEXTSONG)) {
        mpd_run_next(client);
        printf("next\n");

      } else if (libevdev_event_is_code(&ev, EV_KEY, KEY_VOLUMEUP)) {
        struct mpd_status *status = mpd_run_status(client);
        int volume = mpd_status_get_volume(status);

        volume += 5;
        if (volume > 100) {
          volume = 100;
        }

        mpd_run_set_volume(client, volume);
        printf("set-volume %d\n", volume);

      } else if (libevdev_event_is_code(&ev, EV_KEY, KEY_VOLUMEDOWN)) {
        struct mpd_status *status = mpd_run_status(client);
        int volume = mpd_status_get_volume(status);

        volume -= 5;
        if (volume < 0) {
          volume = 0;
        }

        mpd_run_set_volume(client, volume);
        printf("set-volume %d\n", volume);
      } else {
        printf("Event: %s %s %d\n",
               libevdev_event_type_get_name(ev.type),
               libevdev_event_code_get_name(ev.type, ev.code),
               ev.value);
      }
    }

  }
  while (rc == LIBEVDEV_READ_STATUS_SUCCESS ||
         rc == LIBEVDEV_READ_STATUS_SYNC ||
         rc == -EAGAIN);

  printf("rc: %d\n", rc);

  if (client != NULL) {
    mpd_connection_free(client);
  }
  return EXIT_SUCCESS;
}