static const char default_seat_name[] = "default";
static struct udev_seat *
-udev_seat_create(struct udev_input *input, const char *seat_name);
+udev_seat_create(struct udev_input *input,
+ const char *device_seat,
+ const char *seat_name);
static struct udev_seat *
udev_seat_get_named(struct udev_input *input, const char *seat_name);
static int
device_added(struct udev_device *udev_device, struct udev_input *input)
{
- struct libinput *libinput = &input->base;
struct evdev_device *device;
const char *devnode;
+ const char *sysname;
const char *device_seat, *seat_name, *output_name;
const char *calibration_values;
- int fd;
struct udev_seat *seat;
device_seat = udev_device_get_property_value(udev_device, "ID_SEAT");
return 0;
devnode = udev_device_get_devnode(udev_device);
+ sysname = udev_device_get_sysname(udev_device);
/* Search for matching logical seat */
seat_name = udev_device_get_property_value(udev_device, "WL_SEAT");
seat = udev_seat_get_named(input, seat_name);
- if (seat == NULL)
- return -1;
-
- /* Use non-blocking mode so that we can loop on read on
- * evdev_device_data() until all events on the fd are
- * read. mtdev_get() also expects this. */
- fd = open_restricted(libinput, devnode, O_RDWR | O_NONBLOCK);
- if (fd < 0) {
- log_info("opening input device '%s' failed.\n", devnode);
- return 0;
+ if (seat)
+ libinput_seat_ref(&seat->base);
+ else {
+ seat = udev_seat_create(input, device_seat, seat_name);
+ if (!seat)
+ return -1;
}
- device = evdev_device_create(&seat->base, devnode, fd);
+ device = evdev_device_create(&seat->base, devnode, sysname);
+ libinput_seat_unref(&seat->base);
+
if (device == EVDEV_UNHANDLED_DEVICE) {
- close_restricted(libinput, fd);
- log_info("not using input device '%s'.\n", devnode);
+ log_info(&input->base, "not using input device '%s'.\n", devnode);
return 0;
} else if (device == NULL) {
- close_restricted(libinput, fd);
- log_info("failed to create input device '%s'.\n", devnode);
+ log_info(&input->base, "failed to create input device '%s'.\n", devnode);
return 0;
}
&device->abs.calibration[4],
&device->abs.calibration[5]) == 6) {
device->abs.apply_calibration = 1;
- log_info("Applying calibration: %f %f %f %f %f %f\n",
+ log_info(&input->base,
+ "Applying calibration: %f %f %f %f %f %f\n",
device->abs.calibration[0],
device->abs.calibration[1],
device->abs.calibration[2],
return 0;
}
+static void
+device_removed(struct udev_device *udev_device, struct udev_input *input)
+{
+ const char *devnode;
+ struct evdev_device *device, *next;
+ struct udev_seat *seat;
+
+ devnode = udev_device_get_devnode(udev_device);
+ list_for_each(seat, &input->base.seat_list, base.link) {
+ list_for_each_safe(device, next,
+ &seat->base.devices_list, base.link) {
+ if (!strcmp(device->devnode, devnode)) {
+ log_info(&input->base,
+ "input device %s, %s removed\n",
+ device->devname, device->devnode);
+ evdev_device_remove(device);
+ break;
+ }
+ }
+ }
+}
+
static int
udev_input_add_devices(struct udev_input *input, struct udev *udev)
{
evdev_udev_handler(void *data)
{
struct udev_input *input = data;
- struct libinput *libinput = &input->base;
struct udev_device *udev_device;
- struct evdev_device *device, *next;
const char *action;
- const char *devnode;
- struct udev_seat *seat;
udev_device = udev_monitor_receive_device(input->udev_monitor);
if (!udev_device)
if (strncmp("event", udev_device_get_sysname(udev_device), 5) != 0)
goto out;
- if (!strcmp(action, "add")) {
+ if (!strcmp(action, "add"))
device_added(udev_device, input);
- }
- else if (!strcmp(action, "remove")) {
- devnode = udev_device_get_devnode(udev_device);
- list_for_each(seat, &input->base.seat_list, base.link) {
- list_for_each_safe(device, next,
- &seat->base.devices_list, base.link)
- if (!strcmp(device->devnode, devnode)) {
- log_info("input device %s, %s removed\n",
- device->devname, device->devnode);
- close_restricted(libinput, device->fd);
- evdev_device_remove(device);
- break;
- }
- }
- }
+ else if (!strcmp(action, "remove"))
+ device_removed(udev_device, input);
out:
udev_device_unref(udev_device);
}
-int
-udev_input_enable(struct udev_input *input)
+static void
+udev_input_remove_devices(struct udev_input *input)
+{
+ struct evdev_device *device, *next;
+ struct udev_seat *seat, *tmp;
+
+ list_for_each_safe(seat, tmp, &input->base.seat_list, base.link) {
+ libinput_seat_ref(&seat->base);
+ list_for_each_safe(device, next,
+ &seat->base.devices_list, base.link) {
+ evdev_device_remove(device);
+ }
+ libinput_seat_unref(&seat->base);
+ }
+}
+
+static void
+udev_input_disable(struct libinput *libinput)
+{
+ struct udev_input *input = (struct udev_input*)libinput;
+
+ if (!input->udev_monitor)
+ return;
+
+ udev_monitor_unref(input->udev_monitor);
+ input->udev_monitor = NULL;
+ libinput_remove_source(&input->base, input->udev_monitor_source);
+ input->udev_monitor_source = NULL;
+
+ udev_input_remove_devices(input);
+}
+
+static int
+udev_input_enable(struct libinput *libinput)
{
+ struct udev_input *input = (struct udev_input*)libinput;
struct udev *udev = input->udev;
int fd;
+ if (input->udev_monitor)
+ return 0;
+
input->udev_monitor = udev_monitor_new_from_netlink(udev, "udev");
if (!input->udev_monitor) {
- log_info("udev: failed to create the udev monitor\n");
+ log_info(libinput,
+ "udev: failed to create the udev monitor\n");
return -1;
}
"input", NULL);
if (udev_monitor_enable_receiving(input->udev_monitor)) {
- log_info("udev: failed to bind the udev monitor\n");
+ log_info(libinput, "udev: failed to bind the udev monitor\n");
udev_monitor_unref(input->udev_monitor);
+ input->udev_monitor = NULL;
return -1;
}
input);
if (!input->udev_monitor_source) {
udev_monitor_unref(input->udev_monitor);
+ input->udev_monitor = NULL;
return -1;
}
if (udev_input_add_devices(input, udev) < 0) {
- udev_input_disable(input);
+ udev_input_disable(libinput);
return -1;
}
}
static void
-udev_input_remove_devices(struct udev_input *input)
+udev_input_destroy(struct libinput *input)
{
- struct evdev_device *device, *next;
- struct udev_seat *seat;
-
- list_for_each(seat, &input->base.seat_list, base.link) {
- list_for_each_safe(device, next,
- &seat->base.devices_list, base.link) {
- close_restricted(&input->base, device->fd);
- evdev_device_remove(device);
- }
- }
-}
+ struct udev_input *udev_input = (struct udev_input*)input;
-void
-udev_input_disable(struct udev_input *input)
-{
- if (!input->udev_monitor)
+ if (input == NULL)
return;
- udev_monitor_unref(input->udev_monitor);
- input->udev_monitor = NULL;
- libinput_remove_source(&input->base, input->udev_monitor_source);
- input->udev_monitor_source = NULL;
-
- udev_input_remove_devices(input);
+ udev_unref(udev_input->udev);
+ free(udev_input->seat_id);
}
-void
-udev_input_destroy(struct udev_input *input)
+static void
+udev_seat_destroy(struct libinput_seat *seat)
{
- struct libinput_seat *seat, *next;
- udev_input_disable(input);
- list_for_each_safe(seat, next, &input->base.seat_list, link) {
- notify_removed_seat(seat);
- libinput_seat_unref(seat);
- }
- udev_unref(input->udev);
- free(input->seat_id);
+ struct udev_seat *useat = (struct udev_seat*)seat;
+ free(useat);
}
static struct udev_seat *
-udev_seat_create(struct udev_input *input, const char *seat_name)
+udev_seat_create(struct udev_input *input,
+ const char *device_seat,
+ const char *seat_name)
{
struct udev_seat *seat;
if (!seat)
return NULL;
- libinput_seat_init(&seat->base, &input->base, seat_name);
- list_insert(&input->base.seat_list, &seat->base.link);
- notify_added_seat(&seat->base);
+ libinput_seat_init(&seat->base, &input->base,
+ device_seat, seat_name,
+ udev_seat_destroy);
return seat;
}
-void
-udev_seat_destroy(struct udev_seat *seat)
-{
- list_remove(&seat->base.link);
- free(seat);
-}
-
static struct udev_seat *
udev_seat_get_named(struct udev_input *input, const char *seat_name)
{
struct udev_seat *seat;
list_for_each(seat, &input->base.seat_list, base.link) {
- if (strcmp(seat->base.name, seat_name) == 0)
+ if (strcmp(seat->base.logical_name, seat_name) == 0)
return seat;
}
- seat = udev_seat_create(input, seat_name);
-
- if (!seat)
- return NULL;
-
- return seat;
+ return NULL;
}
+static const struct libinput_interface_backend interface_backend = {
+ .resume = udev_input_enable,
+ .suspend = udev_input_disable,
+ .destroy = udev_input_destroy,
+};
+
LIBINPUT_EXPORT struct libinput *
-libinput_create_udev(const struct libinput_interface *interface,
- void *user_data,
- struct udev *udev,
- const char *seat_id)
+libinput_udev_create_context(const struct libinput_interface *interface,
+ void *user_data,
+ struct udev *udev)
{
struct udev_input *input;
+ if (!interface || !udev)
+ return NULL;
+
input = zalloc(sizeof *input);
if (!input)
return NULL;
- if (libinput_init(&input->base, interface, user_data) != 0) {
+ if (libinput_init(&input->base, interface,
+ &interface_backend, user_data) != 0) {
+ libinput_unref(&input->base);
free(input);
return NULL;
}
input->udev = udev_ref(udev);
- input->seat_id = strdup(seat_id);
- if (udev_input_enable(input) < 0) {
- udev_unref(udev);
- libinput_destroy(&input->base);
- free(input);
- return NULL;
+ return &input->base;
+}
+
+LIBINPUT_EXPORT int
+libinput_udev_assign_seat(struct libinput *libinput,
+ const char *seat_id)
+{
+ struct udev_input *input = (struct udev_input*)libinput;
+
+ if (!seat_id)
+ return -1;
+ if (input->seat_id != NULL)
+ return -1;
+
+ if (libinput->interface_backend != &interface_backend) {
+ log_bug_client(libinput, "Mismatching backends.\n");
+ return -1;
}
- return &input->base;
+ input->seat_id = strdup(seat_id);
+
+ if (udev_input_enable(&input->base) < 0)
+ return -1;
+
+ return 0;
}