struct evdev_device *
evdev_device_create(struct weston_seat *seat, const char *path, int device_fd)
{
struct evdev_device *device;
struct weston_compositor *ec;
char devname[256] = "unknown";
device = zalloc(sizeof *device);
if (device == NULL)
return NULL;
ec = seat->compositor;
device->output =
container_of(ec->output_list.next, struct weston_output, link);
device->seat = seat;
device->is_mt = 0;
device->mtdev = NULL;
device->devnode = strdup(path);
device->mt.slot = -1;
device->rel.dx = 0;
device->rel.dy = 0;
device->dispatch = NULL;
device->fd = device_fd;
ioctl(device->fd, EVIOCGNAME(sizeof(devname)), devname);
devname[sizeof(devname) - 1] = '\0';
device->devname = strdup(devname);
if (!evdev_handle_device(device)) {
evdev_device_destroy(device);
return EVDEV_UNHANDLED_DEVICE;
}
if (evdev_configure_device(device) == -1)
goto err;
/* If the dispatch was not set up use the fallback. */
if (device->dispatch == NULL)
device->dispatch = fallback_dispatch_create();
if (device->dispatch == NULL)
goto err;
device->source = wl_event_loop_add_fd(ec->input_loop, device->fd,
WL_EVENT_READABLE,
evdev_device_data, device);
if (device->source == NULL)
goto err;
return device;
err:
evdev_device_destroy(device);
return NULL;
}
LIBINPUT_EXPORT struct libinput_device *
libinput_device_create_evdev(
const char *devnode,
int fd,
const struct libinput_device_interface *device_interface,
void *user_data)
{
struct evdev_device *device;
char devname[256] = "unknown";
device = zalloc(sizeof *device);
if (device == NULL)
return NULL;
device->base.device_interface = device_interface;
device->base.device_interface_data = user_data;
device->seat_caps = 0;
device->is_mt = 0;
device->mtdev = NULL;
device->devnode = strdup(devnode);
device->mt.slot = -1;
device->rel.dx = 0;
device->rel.dy = 0;
device->dispatch = NULL;
device->fd = fd;
device->pending_event = EVDEV_NONE;
ioctl(device->fd, EVIOCGNAME(sizeof(devname)), devname);
devname[sizeof(devname) - 1] = '\0';
device->devname = strdup(devname);
if (!evdev_handle_device(device)) {
evdev_device_destroy(device);
return NULL;
}
if (evdev_configure_device(device) == -1)
goto err;
/* If the dispatch was not set up use the fallback. */
if (device->dispatch == NULL)
device->dispatch = fallback_dispatch_create();
if (device->dispatch == NULL)
goto err;
return &device->base;
err:
evdev_device_destroy(device);
return NULL;
}
struct evdev_device *
evdev_device_create(struct weston_seat *seat, const char *path, int device_fd)
{
struct evdev_device *device;
struct weston_compositor *ec;
char devname[256] = "unknown";
device = malloc(sizeof *device);
if (device == NULL)
return NULL;
memset(device, 0, sizeof *device);
ec = seat->compositor;
device->output =
container_of(ec->output_list.next, struct weston_output, link);
device->seat = seat;
device->is_mt = 0;
device->mtdev = NULL;
device->devnode = strdup(path);
device->mt.slot = -1;
device->rel.dx = 0;
device->rel.dy = 0;
device->dispatch = NULL;
device->fd = device_fd;
ioctl(device->fd, EVIOCGNAME(sizeof(devname)), devname);
device->devname = strdup(devname);
if (!evdev_handle_device(device)) {
free(device->devnode);
free(device->devname);
free(device);
return EVDEV_UNHANDLED_DEVICE;
}
if (evdev_configure_device(device) == -1)
goto err1;
/* If the dispatch was not set up use the fallback. */
if (device->dispatch == NULL)
device->dispatch = fallback_dispatch_create();
if (device->dispatch == NULL)
goto err1;
if (device->is_mt) {
device->mtdev = mtdev_new_open(device->fd);
if (!device->mtdev)
weston_log("mtdev failed to open for %s\n", path);
}
device->source = wl_event_loop_add_fd(ec->input_loop, device->fd,
WL_EVENT_READABLE,
evdev_device_data, device);
if (device->source == NULL)
goto err2;
return device;
err2:
device->dispatch->interface->destroy(device->dispatch);
err1:
free(device->devname);
free(device->devnode);
free(device);
return NULL;
}
