Merge pull request #938 from emersion/reorder-seat

seat: split into multiple files

8 files changed, 1334 insertions, 1275 deletions

diff --git a/include/types/wlr_seat.h b/include/types/wlr_seat.h
new file mode 100644
index 00000000..b76525ec
--- /dev/null
+++ b/include/types/wlr_seat.h
@@ -0,0 +1,20 @@
+#ifndef TYPES_WLR_SEAT_H
+#define TYPES_WLR_SEAT_H
+
+#include <wayland-server.h>
+#include <wlr/types/wlr_seat.h>
+
+const struct wlr_pointer_grab_interface default_pointer_grab_impl;
+const struct wlr_keyboard_grab_interface default_keyboard_grab_impl;
+const struct wlr_touch_grab_interface default_touch_grab_impl;
+
+void seat_client_create_pointer(struct wlr_seat_client *seat_client,
+	uint32_t version, uint32_t id);
+
+void seat_client_create_keyboard(struct wlr_seat_client *seat_client,
+	uint32_t version, uint32_t id);
+
+void seat_client_create_touch(struct wlr_seat_client *seat_client,
+	uint32_t version, uint32_t id);
+
+#endif
diff --git a/include/wlr/types/wlr_seat.h b/include/wlr/types/wlr_seat.h
index ff907f97..e1fa27bb 100644
--- a/include/wlr/types/wlr_seat.h
+++ b/include/wlr/types/wlr_seat.h
@@ -42,7 +42,6 @@ struct wlr_touch_point {
 
 	struct wl_listener surface_destroy;
 	struct wl_listener focus_surface_destroy;
-	struct wl_listener resource_destroy;
 
 	struct {
 		struct wl_signal destroy;
@@ -138,7 +137,6 @@ struct wlr_seat_pointer_state {
 	uint32_t grab_time;
 
 	struct wl_listener surface_destroy;
-	struct wl_listener resource_destroy;
 };
 
 // TODO: May be useful to be able to simulate keyboard input events
@@ -154,7 +152,6 @@ struct wlr_seat_keyboard_state {
 	struct wl_listener keyboard_repeat_info;
 
 	struct wl_listener surface_destroy;
-	struct wl_listener resource_destroy;
 
 	struct wlr_seat_keyboard_grab *grab;
 	struct wlr_seat_keyboard_grab *default_grab;
diff --git a/types/meson.build b/types/meson.build
index f06bba30..36db897e 100644
--- a/types/meson.build
+++ b/types/meson.build
@@ -5,13 +5,16 @@ lib_wlr_types = static_library(
 		'data_device/wlr_data_offer.c',
 		'data_device/wlr_data_source.c',
 		'data_device/wlr_drag.c',
+		'seat/wlr_seat_keyboard.c',
+		'seat/wlr_seat_pointer.c',
+		'seat/wlr_seat_touch.c',
+		'seat/wlr_seat.c',
 		'wlr_box.c',
 		'wlr_compositor.c',
 		'wlr_cursor.c',
 		'wlr_gamma_control.c',
 		'wlr_idle_inhibit_v1.c',
 		'wlr_idle.c',
-		'wlr_idle_inhibit_v1.c',
 		'wlr_input_device.c',
 		'wlr_input_inhibitor.c',
 		'wlr_keyboard.c',
@@ -26,7 +29,6 @@ lib_wlr_types = static_library(
 		'wlr_primary_selection.c',
 		'wlr_region.c',
 		'wlr_screenshooter.c',
-		'wlr_seat.c',
 		'wlr_server_decoration.c',
 		'wlr_surface.c',
 		'wlr_tablet_pad.c',
@@ -34,9 +36,9 @@ lib_wlr_types = static_library(
 		'wlr_touch.c',
 		'wlr_wl_shell.c',
 		'wlr_xcursor_manager.c',
+		'wlr_xdg_output.c',
 		'wlr_xdg_shell_v6.c',
 		'wlr_xdg_shell.c',
-		'wlr_xdg_output.c',
 	),
 	include_directories: wlr_inc,
 	dependencies: [pixman, xkbcommon, wayland_server, wlr_protos],
diff --git a/types/seat/wlr_seat.c b/types/seat/wlr_seat.c
new file mode 100644
index 00000000..dc876f04
--- /dev/null
+++ b/types/seat/wlr_seat.c
@@ -0,0 +1,305 @@
+#define _POSIX_C_SOURCE 200809L
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <wayland-server.h>
+#include <wlr/types/wlr_data_device.h>
+#include <wlr/types/wlr_input_device.h>
+#include <wlr/types/wlr_primary_selection.h>
+#include <wlr/types/wlr_seat.h>
+#include <wlr/util/log.h>
+#include "types/wlr_seat.h"
+#include "util/signal.h"
+
+static void seat_handle_get_pointer(struct wl_client *client,
+		struct wl_resource *seat_resource, uint32_t id) {
+	struct wlr_seat_client *seat_client =
+		wlr_seat_client_from_resource(seat_resource);
+	if (!(seat_client->seat->capabilities & WL_SEAT_CAPABILITY_POINTER)) {
+		return;
+	}
+
+	uint32_t version = wl_resource_get_version(seat_resource);
+	seat_client_create_pointer(seat_client, version, id);
+}
+
+static void seat_handle_get_keyboard(struct wl_client *client,
+		struct wl_resource *seat_resource, uint32_t id) {
+	struct wlr_seat_client *seat_client =
+		wlr_seat_client_from_resource(seat_resource);
+	if (!(seat_client->seat->capabilities & WL_SEAT_CAPABILITY_KEYBOARD)) {
+		return;
+	}
+
+	uint32_t version = wl_resource_get_version(seat_resource);
+	seat_client_create_keyboard(seat_client, version, id);
+}
+
+static void seat_handle_get_touch(struct wl_client *client,
+		struct wl_resource *seat_resource, uint32_t id) {
+	struct wlr_seat_client *seat_client =
+		wlr_seat_client_from_resource(seat_resource);
+	if (!(seat_client->seat->capabilities & WL_SEAT_CAPABILITY_TOUCH)) {
+		return;
+	}
+
+	uint32_t version = wl_resource_get_version(seat_resource);
+	seat_client_create_touch(seat_client, version, id);
+}
+
+static void seat_client_resource_destroy(struct wl_resource *seat_resource) {
+	struct wlr_seat_client *client =
+		wlr_seat_client_from_resource(seat_resource);
+	wlr_signal_emit_safe(&client->events.destroy, client);
+
+	if (client == client->seat->pointer_state.focused_client) {
+		client->seat->pointer_state.focused_client = NULL;
+	}
+	if (client == client->seat->keyboard_state.focused_client) {
+		client->seat->keyboard_state.focused_client = NULL;
+	}
+
+	struct wl_resource *resource, *tmp;
+	wl_resource_for_each_safe(resource, tmp, &client->pointers) {
+		wl_resource_destroy(resource);
+	}
+	wl_resource_for_each_safe(resource, tmp, &client->keyboards) {
+		wl_resource_destroy(resource);
+	}
+	wl_resource_for_each_safe(resource, tmp, &client->touches) {
+		wl_resource_destroy(resource);
+	}
+	wl_resource_for_each_safe(resource, tmp, &client->data_devices) {
+		wl_resource_destroy(resource);
+	}
+	wl_resource_for_each_safe(resource, tmp,
+			&client->primary_selection_devices) {
+		wl_resource_destroy(resource);
+	}
+
+	wl_list_remove(&client->link);
+	free(client);
+}
+
+static void seat_handle_release(struct wl_client *client,
+		struct wl_resource *resource) {
+	wl_resource_destroy(resource);
+}
+
+static const struct wl_seat_interface seat_impl = {
+	.get_pointer = seat_handle_get_pointer,
+	.get_keyboard = seat_handle_get_keyboard,
+	.get_touch = seat_handle_get_touch,
+	.release = seat_handle_release,
+};
+
+static void seat_handle_bind(struct wl_client *client, void *_wlr_seat,
+		uint32_t version, uint32_t id) {
+	struct wlr_seat *wlr_seat = _wlr_seat;
+	assert(client && wlr_seat);
+
+	struct wlr_seat_client *seat_client =
+		calloc(1, sizeof(struct wlr_seat_client));
+	if (seat_client == NULL) {
+		wl_client_post_no_memory(client);
+		return;
+	}
+	seat_client->wl_resource =
+		wl_resource_create(client, &wl_seat_interface, version, id);
+	if (seat_client->wl_resource == NULL) {
+		free(seat_client);
+		wl_client_post_no_memory(client);
+		return;
+	}
+	seat_client->client = client;
+	seat_client->seat = wlr_seat;
+	wl_list_init(&seat_client->pointers);
+	wl_list_init(&seat_client->keyboards);
+	wl_list_init(&seat_client->touches);
+	wl_list_init(&seat_client->data_devices);
+	wl_list_init(&seat_client->primary_selection_devices);
+	wl_resource_set_implementation(seat_client->wl_resource, &seat_impl,
+		seat_client, seat_client_resource_destroy);
+	wl_list_insert(&wlr_seat->clients, &seat_client->link);
+	if (version >= WL_SEAT_NAME_SINCE_VERSION) {
+		wl_seat_send_name(seat_client->wl_resource, wlr_seat->name);
+	}
+	wl_seat_send_capabilities(seat_client->wl_resource, wlr_seat->capabilities);
+	wl_signal_init(&seat_client->events.destroy);
+}
+
+void wlr_seat_destroy(struct wlr_seat *seat) {
+	if (!seat) {
+		return;
+	}
+
+	wlr_signal_emit_safe(&seat->events.destroy, seat);
+
+	wl_list_remove(&seat->display_destroy.link);
+
+	if (seat->selection_source) {
+		wl_list_remove(&seat->selection_source_destroy.link);
+		wlr_data_source_cancel(seat->selection_source);
+		seat->selection_source = NULL;
+	}
+	if (seat->primary_selection_source) {
+		seat->primary_selection_source->cancel(seat->primary_selection_source);
+		seat->primary_selection_source = NULL;
+		wl_list_remove(&seat->primary_selection_source_destroy.link);
+	}
+
+	struct wlr_seat_client *client, *tmp;
+	wl_list_for_each_safe(client, tmp, &seat->clients, link) {
+		// will destroy other resources as well
+		wl_resource_destroy(client->wl_resource);
+	}
+
+	wl_global_destroy(seat->wl_global);
+	free(seat->pointer_state.default_grab);
+	free(seat->keyboard_state.default_grab);
+	free(seat->touch_state.default_grab);
+	free(seat->name);
+	free(seat);
+}
+
+static void handle_display_destroy(struct wl_listener *listener, void *data) {
+	struct wlr_seat *seat =
+		wl_container_of(listener, seat, display_destroy);
+	wlr_seat_destroy(seat);
+}
+
+struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
+	struct wlr_seat *wlr_seat = calloc(1, sizeof(struct wlr_seat));
+	if (!wlr_seat) {
+		return NULL;
+	}
+
+	// pointer state
+	wlr_seat->pointer_state.seat = wlr_seat;
+	wl_list_init(&wlr_seat->pointer_state.surface_destroy.link);
+
+	struct wlr_seat_pointer_grab *pointer_grab =
+		calloc(1, sizeof(struct wlr_seat_pointer_grab));
+	if (!pointer_grab) {
+		free(wlr_seat);
+		return NULL;
+	}
+	pointer_grab->interface = &default_pointer_grab_impl;
+	pointer_grab->seat = wlr_seat;
+	wlr_seat->pointer_state.default_grab = pointer_grab;
+	wlr_seat->pointer_state.grab = pointer_grab;
+
+	// keyboard state
+	struct wlr_seat_keyboard_grab *keyboard_grab =
+		calloc(1, sizeof(struct wlr_seat_keyboard_grab));
+	if (!keyboard_grab) {
+		free(pointer_grab);
+		free(wlr_seat);
+		return NULL;
+	}
+	keyboard_grab->interface = &default_keyboard_grab_impl;
+	keyboard_grab->seat = wlr_seat;
+	wlr_seat->keyboard_state.default_grab = keyboard_grab;
+	wlr_seat->keyboard_state.grab = keyboard_grab;
+
+	wlr_seat->keyboard_state.seat = wlr_seat;
+	wl_list_init(&wlr_seat->keyboard_state.surface_destroy.link);
+
+	// touch state
+	struct wlr_seat_touch_grab *touch_grab =
+		calloc(1, sizeof(struct wlr_seat_touch_grab));
+	if (!touch_grab) {
+		free(pointer_grab);
+		free(keyboard_grab);
+		free(wlr_seat);
+		return NULL;
+	}
+	touch_grab->interface = &default_touch_grab_impl;
+	touch_grab->seat = wlr_seat;
+	wlr_seat->touch_state.default_grab = touch_grab;
+	wlr_seat->touch_state.grab = touch_grab;
+
+	wlr_seat->touch_state.seat = wlr_seat;
+	wl_list_init(&wlr_seat->touch_state.touch_points);
+
+	struct wl_global *wl_global = wl_global_create(display,
+		&wl_seat_interface, 6, wlr_seat, seat_handle_bind);
+	if (!wl_global) {
+		free(wlr_seat);
+		return NULL;
+	}
+	wlr_seat->wl_global = wl_global;
+	wlr_seat->display = display;
+	wlr_seat->name = strdup(name);
+	wl_list_init(&wlr_seat->clients);
+	wl_list_init(&wlr_seat->drag_icons);
+
+	wl_signal_init(&wlr_seat->events.start_drag);
+	wl_signal_init(&wlr_seat->events.new_drag_icon);
+
+	wl_signal_init(&wlr_seat->events.request_set_cursor);
+
+	wl_signal_init(&wlr_seat->events.selection);
+	wl_signal_init(&wlr_seat->events.primary_selection);
+
+	wl_signal_init(&wlr_seat->events.pointer_grab_begin);
+	wl_signal_init(&wlr_seat->events.pointer_grab_end);
+
+	wl_signal_init(&wlr_seat->events.keyboard_grab_begin);
+	wl_signal_init(&wlr_seat->events.keyboard_grab_end);
+
+	wl_signal_init(&wlr_seat->events.touch_grab_begin);
+	wl_signal_init(&wlr_seat->events.touch_grab_end);
+
+	wl_signal_init(&wlr_seat->events.destroy);
+
+	wlr_seat->display_destroy.notify = handle_display_destroy;
+	wl_display_add_destroy_listener(display, &wlr_seat->display_destroy);
+
+	return wlr_seat;
+}
+
+struct wlr_seat_client *wlr_seat_client_for_wl_client(struct wlr_seat *wlr_seat,
+		struct wl_client *wl_client) {
+	assert(wlr_seat);
+	struct wlr_seat_client *seat_client;
+	wl_list_for_each(seat_client, &wlr_seat->clients, link) {
+		if (seat_client->client == wl_client) {
+			return seat_client;
+		}
+	}
+	return NULL;
+}
+
+void wlr_seat_set_capabilities(struct wlr_seat *wlr_seat,
+		uint32_t capabilities) {
+	wlr_seat->capabilities = capabilities;
+	struct wlr_seat_client *client;
+	wl_list_for_each(client, &wlr_seat->clients, link) {
+		wl_seat_send_capabilities(client->wl_resource, capabilities);
+	}
+}
+
+void wlr_seat_set_name(struct wlr_seat *wlr_seat, const char *name) {
+	free(wlr_seat->name);
+	wlr_seat->name = strdup(name);
+	struct wlr_seat_client *client;
+	wl_list_for_each(client, &wlr_seat->clients, link) {
+		wl_seat_send_name(client->wl_resource, name);
+	}
+}
+
+struct wlr_seat_client *wlr_seat_client_from_resource(
+		struct wl_resource *resource) {
+	assert(wl_resource_instance_of(resource, &wl_seat_interface,
+		&seat_impl));
+	return wl_resource_get_user_data(resource);
+}
+
+bool wlr_seat_validate_grab_serial(struct wlr_seat *seat, uint32_t serial) {
+	// TODO
+	//return serial == seat->pointer_state.grab_serial ||
+	//	serial == seat->touch_state.grab_serial;
+	return true;
+}
diff --git a/types/seat/wlr_seat_keyboard.c b/types/seat/wlr_seat_keyboard.c
new file mode 100644
index 00000000..975b195c
--- /dev/null
+++ b/types/seat/wlr_seat_keyboard.c
@@ -0,0 +1,355 @@
+#define _POSIX_C_SOURCE 200809L
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <wayland-server.h>
+#include <wlr/types/wlr_data_device.h>
+#include <wlr/types/wlr_input_device.h>
+#include <wlr/types/wlr_primary_selection.h>
+#include <wlr/util/log.h>
+#include "types/wlr_seat.h"
+#include "util/signal.h"
+
+static void default_keyboard_enter(struct wlr_seat_keyboard_grab *grab,
+		struct wlr_surface *surface, uint32_t keycodes[], size_t num_keycodes,
+		struct wlr_keyboard_modifiers *modifiers) {
+	wlr_seat_keyboard_enter(grab->seat, surface, keycodes, num_keycodes, modifiers);
+}
+
+static void default_keyboard_key(struct wlr_seat_keyboard_grab *grab,
+		uint32_t time, uint32_t key, uint32_t state) {
+	wlr_seat_keyboard_send_key(grab->seat, time, key, state);
+}
+
+static void default_keyboard_modifiers(struct wlr_seat_keyboard_grab *grab,
+		struct wlr_keyboard_modifiers *modifiers) {
+	wlr_seat_keyboard_send_modifiers(grab->seat, modifiers);
+}
+
+static void default_keyboard_cancel(struct wlr_seat_keyboard_grab *grab) {
+	// cannot be cancelled
+}
+
+const struct wlr_keyboard_grab_interface default_keyboard_grab_impl = {
+	.enter = default_keyboard_enter,
+	.key = default_keyboard_key,
+	.modifiers = default_keyboard_modifiers,
+	.cancel = default_keyboard_cancel,
+};
+
+
+static void keyboard_release(struct wl_client *client,
+		struct wl_resource *resource) {
+	wl_resource_destroy(resource);
+}
+
+static const struct wl_keyboard_interface keyboard_impl = {
+	.release = keyboard_release,
+};
+
+static void keyboard_handle_resource_destroy(struct wl_resource *resource) {
+	wl_list_remove(wl_resource_get_link(resource));
+}
+
+
+void wlr_seat_keyboard_send_key(struct wlr_seat *wlr_seat, uint32_t time,
+		uint32_t key, uint32_t state) {
+	struct wlr_seat_client *client = wlr_seat->keyboard_state.focused_client;
+	if (!client) {
+		return;
+	}
+
+	uint32_t serial = wl_display_next_serial(wlr_seat->display);
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &client->keyboards) {
+		wl_keyboard_send_key(resource, serial, time, key, state);
+	}
+}
+
+static void seat_client_send_keymap(struct wlr_seat_client *client,
+	struct wlr_keyboard *keyboard);
+
+static void handle_keyboard_keymap(struct wl_listener *listener, void *data) {
+	struct wlr_seat_keyboard_state *state =
+		wl_container_of(listener, state, keyboard_keymap);
+	struct wlr_seat_client *client;
+	struct wlr_keyboard *keyboard = data;
+	if (keyboard == state->keyboard) {
+		wl_list_for_each(client, &state->seat->clients, link) {
+			seat_client_send_keymap(client, state->keyboard);
+		}
+	}
+}
+
+static void seat_client_send_repeat_info(struct wlr_seat_client *client,
+	struct wlr_keyboard *keyboard);
+
+static void handle_keyboard_repeat_info(struct wl_listener *listener,
+		void *data) {
+	struct wlr_seat_keyboard_state *state =
+		wl_container_of(listener, state, keyboard_repeat_info);
+	struct wlr_seat_client *client;
+	wl_list_for_each(client, &state->seat->clients, link) {
+		seat_client_send_repeat_info(client, state->keyboard);
+	}
+}
+
+static void handle_keyboard_destroy(struct wl_listener *listener, void *data) {
+	struct wlr_seat_keyboard_state *state =
+		wl_container_of(listener, state, keyboard_destroy);
+	state->keyboard = NULL;
+}
+
+void wlr_seat_set_keyboard(struct wlr_seat *seat,
+		struct wlr_input_device *device) {
+	// TODO call this on device key event before the event reaches the
+	// compositor and set a pending keyboard and then send the new keyboard
+	// state on the next keyboard notify event.
+	struct wlr_keyboard *keyboard = (device ? device->keyboard : NULL);
+	if (seat->keyboard_state.keyboard == keyboard) {
+		return;
+	}
+
+	if (seat->keyboard_state.keyboard) {
+		wl_list_remove(&seat->keyboard_state.keyboard_destroy.link);
+		wl_list_remove(&seat->keyboard_state.keyboard_keymap.link);
+		wl_list_remove(&seat->keyboard_state.keyboard_repeat_info.link);
+		seat->keyboard_state.keyboard = NULL;
+	}
+
+	if (keyboard) {
+		assert(device->type == WLR_INPUT_DEVICE_KEYBOARD);
+		seat->keyboard_state.keyboard = keyboard;
+
+		wl_signal_add(&device->events.destroy,
+			&seat->keyboard_state.keyboard_destroy);
+		seat->keyboard_state.keyboard_destroy.notify = handle_keyboard_destroy;
+		wl_signal_add(&device->keyboard->events.keymap,
+			&seat->keyboard_state.keyboard_keymap);
+		seat->keyboard_state.keyboard_keymap.notify = handle_keyboard_keymap;
+		wl_signal_add(&device->keyboard->events.repeat_info,
+			&seat->keyboard_state.keyboard_repeat_info);
+		seat->keyboard_state.keyboard_repeat_info.notify =
+			handle_keyboard_repeat_info;
+
+		struct wlr_seat_client *client;
+		wl_list_for_each(client, &seat->clients, link) {
+			seat_client_send_keymap(client, keyboard);
+			seat_client_send_repeat_info(client, keyboard);
+		}
+
+		wlr_seat_keyboard_send_modifiers(seat, &keyboard->modifiers);
+	} else {
+		seat->keyboard_state.keyboard = NULL;
+	}
+}
+
+struct wlr_keyboard *wlr_seat_get_keyboard(struct wlr_seat *seat) {
+	return seat->keyboard_state.keyboard;
+}
+
+void wlr_seat_keyboard_start_grab(struct wlr_seat *wlr_seat,
+		struct wlr_seat_keyboard_grab *grab) {
+	grab->seat = wlr_seat;
+	wlr_seat->keyboard_state.grab = grab;
+
+	wlr_signal_emit_safe(&wlr_seat->events.keyboard_grab_begin, grab);
+}
+
+void wlr_seat_keyboard_end_grab(struct wlr_seat *wlr_seat) {
+	struct wlr_seat_keyboard_grab *grab = wlr_seat->keyboard_state.grab;
+
+	if (grab != wlr_seat->keyboard_state.default_grab) {
+		wlr_seat->keyboard_state.grab = wlr_seat->keyboard_state.default_grab;
+		wlr_signal_emit_safe(&wlr_seat->events.keyboard_grab_end, grab);
+		if (grab->interface->cancel) {
+			grab->interface->cancel(grab);
+		}
+	}
+}
+
+static void seat_keyboard_handle_surface_destroy(struct wl_listener *listener,
+		void *data) {
+	struct wlr_seat_keyboard_state *state = wl_container_of(
+			listener, state, surface_destroy);
+	wl_list_remove(&state->surface_destroy.link);
+	wl_list_init(&state->surface_destroy.link);
+	wlr_seat_keyboard_clear_focus(state->seat);
+}
+
+void wlr_seat_keyboard_send_modifiers(struct wlr_seat *seat,
+		struct wlr_keyboard_modifiers *modifiers) {
+	struct wlr_seat_client *client = seat->keyboard_state.focused_client;
+	if (client == NULL) {
+		return;
+	}
+
+	uint32_t serial = wl_display_next_serial(seat->display);
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &client->keyboards) {
+		if (modifiers == NULL) {
+			wl_keyboard_send_modifiers(resource, serial, 0, 0, 0, 0);
+		} else {
+			wl_keyboard_send_modifiers(resource, serial,
+				modifiers->depressed, modifiers->latched,
+				modifiers->locked, modifiers->group);
+		}
+	}
+}
+
+void wlr_seat_keyboard_enter(struct wlr_seat *seat,
+		struct wlr_surface *surface, uint32_t keycodes[], size_t num_keycodes,
+		struct wlr_keyboard_modifiers *modifiers) {
+	if (seat->keyboard_state.focused_surface == surface) {
+		// this surface already got an enter notify
+		return;
+	}
+
+	struct wlr_seat_client *client = NULL;
+
+	if (surface) {
+		struct wl_client *wl_client = wl_resource_get_client(surface->resource);
+		client = wlr_seat_client_for_wl_client(seat, wl_client);
+	}
+
+	struct wlr_seat_client *focused_client =
+		seat->keyboard_state.focused_client;
+	struct wlr_surface *focused_surface =
+		seat->keyboard_state.focused_surface;
+
+	// leave the previously entered surface
+	if (focused_client != NULL && focused_surface != NULL) {
+		uint32_t serial = wl_display_next_serial(seat->display);
+		struct wl_resource *resource;
+		wl_resource_for_each(resource, &focused_client->keyboards) {
+			wl_keyboard_send_leave(resource, serial, focused_surface->resource);
+		}
+	}
+
+	// enter the current surface
+	if (client != NULL) {
+		struct wl_array keys;
+		wl_array_init(&keys);
+		for (size_t i = 0; i < num_keycodes; ++i) {
+			uint32_t *p = wl_array_add(&keys, sizeof(uint32_t));
+			if (!p) {
+				wlr_log(L_ERROR, "Cannot allocate memory, skipping keycode: %d\n",
+					keycodes[i]);
+				continue;
+			}
+			*p = keycodes[i];
+		}
+		uint32_t serial = wl_display_next_serial(seat->display);
+		struct wl_resource *resource;
+		wl_resource_for_each(resource, &client->keyboards) {
+			wl_keyboard_send_enter(resource, serial, surface->resource, &keys);
+		}
+		wl_array_release(&keys);
+
+		wlr_seat_client_send_selection(client);
+		wlr_seat_client_send_primary_selection(client);
+	}
+
+	// reinitialize the focus destroy events
+	wl_list_remove(&seat->keyboard_state.surface_destroy.link);
+	wl_list_init(&seat->keyboard_state.surface_destroy.link);
+	if (surface) {
+		wl_signal_add(&surface->events.destroy,
+			&seat->keyboard_state.surface_destroy);
+		seat->keyboard_state.surface_destroy.notify =
+			seat_keyboard_handle_surface_destroy;
+	}
+
+	seat->keyboard_state.focused_client = client;
+	seat->keyboard_state.focused_surface = surface;
+
+	if (client != NULL) {
+		// tell new client about any modifier change last,
+		// as it targets seat->keyboard_state.focused_client
+		wlr_seat_keyboard_send_modifiers(seat, modifiers);
+	}
+}
+
+void wlr_seat_keyboard_notify_enter(struct wlr_seat *seat,
+		struct wlr_surface *surface, uint32_t keycodes[], size_t num_keycodes,
+		struct wlr_keyboard_modifiers *modifiers) {
+	struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
+	grab->interface->enter(grab, surface, keycodes, num_keycodes, modifiers);
+}
+
+void wlr_seat_keyboard_clear_focus(struct wlr_seat *seat) {
+	// TODO respect grabs here?
+	wlr_seat_keyboard_enter(seat, NULL, NULL, 0, NULL);
+}
+
+bool wlr_seat_keyboard_has_grab(struct wlr_seat *seat) {
+	return seat->keyboard_state.grab->interface != &default_keyboard_grab_impl;
+}
+
+void wlr_seat_keyboard_notify_modifiers(struct wlr_seat *seat,
+		struct wlr_keyboard_modifiers *modifiers) {
+	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
+	struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
+	grab->interface->modifiers(grab, modifiers);
+}
+
+void wlr_seat_keyboard_notify_key(struct wlr_seat *seat, uint32_t time,
+		uint32_t key, uint32_t state) {
+	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
+	struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
+	grab->interface->key(grab, time, key, state);
+}
+
+
+static void seat_client_send_keymap(struct wlr_seat_client *client,
+		struct wlr_keyboard *keyboard) {
+	if (!keyboard) {
+		return;
+	}
+
+	// TODO: We should probably lift all of the keys set by the other
+	// keyboard
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &client->keyboards) {
+		wl_keyboard_send_keymap(resource,
+			WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1, keyboard->keymap_fd,
+			keyboard->keymap_size);
+	}
+}
+
+static void seat_client_send_repeat_info(struct wlr_seat_client *client,
+		struct wlr_keyboard *keyboard) {
+	if (!keyboard) {
+		return;
+	}
+
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &client->keyboards) {
+		if (wl_resource_get_version(resource) >=
+				WL_KEYBOARD_REPEAT_INFO_SINCE_VERSION) {
+			wl_keyboard_send_repeat_info(resource,
+				keyboard->repeat_info.rate, keyboard->repeat_info.delay);
+		}
+	}
+}
+
+void seat_client_create_keyboard(struct wlr_seat_client *seat_client,
+		uint32_t version, uint32_t id) {
+	struct wl_resource *resource = wl_resource_create(seat_client->client,
+		&wl_keyboard_interface, version, id);
+	if (resource == NULL) {
+		wl_client_post_no_memory(seat_client->client);
+		return;
+	}
+	wl_resource_set_implementation(resource, &keyboard_impl, seat_client,
+		&keyboard_handle_resource_destroy);
+	wl_list_insert(&seat_client->keyboards, wl_resource_get_link(resource));
+
+	struct wlr_keyboard *keyboard = seat_client->seat->keyboard_state.keyboard;
+	seat_client_send_keymap(seat_client, keyboard);
+	seat_client_send_repeat_info(seat_client, keyboard);
+
+	// TODO possibly handle the case where this keyboard needs an enter
+	// right away
+}
diff --git a/types/seat/wlr_seat_pointer.c b/types/seat/wlr_seat_pointer.c
new file mode 100644
index 00000000..344597b5
--- /dev/null
+++ b/types/seat/wlr_seat_pointer.c
@@ -0,0 +1,314 @@
+#define _POSIX_C_SOURCE 200809L
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <wayland-server.h>
+#include <wlr/types/wlr_input_device.h>
+#include <wlr/util/log.h>
+#include "types/wlr_seat.h"
+#include "util/signal.h"
+
+static void default_pointer_enter(struct wlr_seat_pointer_grab *grab,
+		struct wlr_surface *surface, double sx, double sy) {
+	wlr_seat_pointer_enter(grab->seat, surface, sx, sy);
+}
+
+static void default_pointer_motion(struct wlr_seat_pointer_grab *grab,
+		uint32_t time, double sx, double sy) {
+	wlr_seat_pointer_send_motion(grab->seat, time, sx, sy);
+}
+
+static uint32_t default_pointer_button(struct wlr_seat_pointer_grab *grab,
+		uint32_t time, uint32_t button, uint32_t state) {
+	return wlr_seat_pointer_send_button(grab->seat, time, button, state);
+}
+
+static void default_pointer_axis(struct wlr_seat_pointer_grab *grab,
+		uint32_t time, enum wlr_axis_orientation orientation, double value) {
+	wlr_seat_pointer_send_axis(grab->seat, time, orientation, value);
+}
+
+static void default_pointer_cancel(struct wlr_seat_pointer_grab *grab) {
+	// cannot be cancelled
+}
+
+const struct wlr_pointer_grab_interface default_pointer_grab_impl = {
+	.enter = default_pointer_enter,
+	.motion = default_pointer_motion,
+	.button = default_pointer_button,
+	.axis = default_pointer_axis,
+	.cancel = default_pointer_cancel,
+};
+
+
+static void pointer_send_frame(struct wl_resource *resource) {
+	if (wl_resource_get_version(resource) >=
+			WL_POINTER_FRAME_SINCE_VERSION) {
+		wl_pointer_send_frame(resource);
+	}
+}
+
+static const struct wl_pointer_interface pointer_impl;
+
+static struct wlr_seat_client *seat_client_from_pointer_resource(
+		struct wl_resource *resource) {
+	assert(wl_resource_instance_of(resource, &wl_pointer_interface,
+		&pointer_impl));
+	return wl_resource_get_user_data(resource);
+}
+
+static void pointer_set_cursor(struct wl_client *client,
+		struct wl_resource *pointer_resource, uint32_t serial,
+		struct wl_resource *surface_resource,
+		int32_t hotspot_x, int32_t hotspot_y) {
+	struct wlr_seat_client *seat_client =
+		seat_client_from_pointer_resource(pointer_resource);
+	struct wlr_surface *surface = NULL;
+	if (surface_resource != NULL) {
+		surface = wlr_surface_from_resource(surface_resource);
+
+		if (wlr_surface_set_role(surface, "wl_pointer-cursor", surface_resource,
+				WL_POINTER_ERROR_ROLE) < 0) {
+			return;
+		}
+	}
+
+	struct wlr_seat_pointer_request_set_cursor_event *event =
+		calloc(1, sizeof(struct wlr_seat_pointer_request_set_cursor_event));
+	if (event == NULL) {
+		return;
+	}
+	event->seat_client = seat_client;
+	event->surface = surface;
+	event->serial = serial;
+	event->hotspot_x = hotspot_x;
+	event->hotspot_y = hotspot_y;
+
+	wlr_signal_emit_safe(&seat_client->seat->events.request_set_cursor, event);
+
+	free(event);
+}
+
+static void pointer_release(struct wl_client *client,
+		struct wl_resource *resource) {
+	wl_resource_destroy(resource);
+}
+
+static const struct wl_pointer_interface pointer_impl = {
+	.set_cursor = pointer_set_cursor,
+	.release = pointer_release,
+};
+
+static void pointer_handle_resource_destroy(struct wl_resource *resource) {
+	wl_list_remove(wl_resource_get_link(resource));
+}
+
+
+bool wlr_seat_pointer_surface_has_focus(struct wlr_seat *wlr_seat,
+		struct wlr_surface *surface) {
+	return surface == wlr_seat->pointer_state.focused_surface;
+}
+
+static void seat_pointer_handle_surface_destroy(struct wl_listener *listener,
+		void *data) {
+	struct wlr_seat_pointer_state *state = wl_container_of(
+			listener, state, surface_destroy);
+	wl_list_remove(&state->surface_destroy.link);
+	wl_list_init(&state->surface_destroy.link);
+	wlr_seat_pointer_clear_focus(state->seat);
+}
+
+void wlr_seat_pointer_enter(struct wlr_seat *wlr_seat,
+		struct wlr_surface *surface, double sx, double sy) {
+	assert(wlr_seat);
+
+	if (wlr_seat->pointer_state.focused_surface == surface) {
+		// this surface already got an enter notify
+		return;
+	}
+
+	struct wlr_seat_client *client = NULL;
+	if (surface) {
+		struct wl_client *wl_client = wl_resource_get_client(surface->resource);
+		client = wlr_seat_client_for_wl_client(wlr_seat, wl_client);
+	}
+
+	struct wlr_seat_client *focused_client =
+		wlr_seat->pointer_state.focused_client;
+	struct wlr_surface *focused_surface =
+		wlr_seat->pointer_state.focused_surface;
+
+	// leave the previously entered surface
+	if (focused_client != NULL && focused_surface != NULL) {
+		uint32_t serial = wl_display_next_serial(wlr_seat->display);
+		struct wl_resource *resource;
+		wl_resource_for_each(resource, &focused_client->pointers) {
+			wl_pointer_send_leave(resource, serial, focused_surface->resource);
+			pointer_send_frame(resource);
+		}
+	}
+
+	// enter the current surface
+	if (client != NULL && surface != NULL) {
+		uint32_t serial = wl_display_next_serial(wlr_seat->display);
+		struct wl_resource *resource;
+		wl_resource_for_each(resource, &client->pointers) {
+			wl_pointer_send_enter(resource, serial, surface->resource,
+				wl_fixed_from_double(sx), wl_fixed_from_double(sy));
+			pointer_send_frame(resource);
+		}
+	}
+
+	// reinitialize the focus destroy events
+	wl_list_remove(&wlr_seat->pointer_state.surface_destroy.link);
+	wl_list_init(&wlr_seat->pointer_state.surface_destroy.link);
+	if (surface != NULL) {
+		wl_signal_add(&surface->events.destroy,
+			&wlr_seat->pointer_state.surface_destroy);
+		wlr_seat->pointer_state.surface_destroy.notify =
+			seat_pointer_handle_surface_destroy;
+	}
+
+	wlr_seat->pointer_state.focused_client = client;
+	wlr_seat->pointer_state.focused_surface = surface;
+
+	// TODO: send focus change event
+}
+
+void wlr_seat_pointer_clear_focus(struct wlr_seat *wlr_seat) {
+	wlr_seat_pointer_enter(wlr_seat, NULL, 0, 0);
+}
+
+void wlr_seat_pointer_send_motion(struct wlr_seat *wlr_seat, uint32_t time,
+		double sx, double sy) {
+	struct wlr_seat_client *client = wlr_seat->pointer_state.focused_client;
+	if (client == NULL) {
+		return;
+	}
+
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &client->pointers) {
+		wl_pointer_send_motion(resource, time, wl_fixed_from_double(sx),
+			wl_fixed_from_double(sy));
+		pointer_send_frame(resource);
+	}
+}
+
+uint32_t wlr_seat_pointer_send_button(struct wlr_seat *wlr_seat, uint32_t time,
+		uint32_t button, uint32_t state) {
+	struct wlr_seat_client *client = wlr_seat->pointer_state.focused_client;
+	if (client == NULL) {
+		return 0;
+	}
+
+	uint32_t serial = wl_display_next_serial(wlr_seat->display);
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &client->pointers) {
+		wl_pointer_send_button(resource, serial, time, button, state);
+		pointer_send_frame(resource);
+	}
+	return serial;
+}
+
+void wlr_seat_pointer_send_axis(struct wlr_seat *wlr_seat, uint32_t time,
+		enum wlr_axis_orientation orientation, double value) {
+	struct wlr_seat_client *client = wlr_seat->pointer_state.focused_client;
+	if (client == NULL) {
+		return;
+	}
+
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &client->pointers) {
+		if (value) {
+			wl_pointer_send_axis(resource, time, orientation,
+				wl_fixed_from_double(value));
+		} else if (wl_resource_get_version(resource) >=
+				WL_POINTER_AXIS_STOP_SINCE_VERSION) {
+			wl_pointer_send_axis_stop(resource, time, orientation);
+		}
+		pointer_send_frame(resource);
+	}
+}
+
+void wlr_seat_pointer_start_grab(struct wlr_seat *wlr_seat,
+		struct wlr_seat_pointer_grab *grab) {
+	assert(wlr_seat);
+	grab->seat = wlr_seat;
+	assert(grab->seat);
+	wlr_seat->pointer_state.grab = grab;
+
+	wlr_signal_emit_safe(&wlr_seat->events.pointer_grab_begin, grab);
+}
+
+void wlr_seat_pointer_end_grab(struct wlr_seat *wlr_seat) {
+	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
+	if (grab != wlr_seat->pointer_state.default_grab) {
+		wlr_seat->pointer_state.grab = wlr_seat->pointer_state.default_grab;
+		wlr_signal_emit_safe(&wlr_seat->events.pointer_grab_end, grab);
+		if (grab->interface->cancel) {
+			grab->interface->cancel(grab);
+		}
+	}
+}
+
+void wlr_seat_pointer_notify_enter(struct wlr_seat *wlr_seat,
+		struct wlr_surface *surface, double sx, double sy) {
+	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
+	grab->interface->enter(grab, surface, sx, sy);
+}
+
+void wlr_seat_pointer_notify_motion(struct wlr_seat *wlr_seat, uint32_t time,
+		double sx, double sy) {
+	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
+	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
+	grab->interface->motion(grab, time, sx, sy);
+}
+
+uint32_t wlr_seat_pointer_notify_button(struct wlr_seat *wlr_seat,
+		uint32_t time, uint32_t button, uint32_t state) {
+	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
+	if (state == WL_POINTER_BUTTON_STATE_PRESSED) {
+		if (wlr_seat->pointer_state.button_count == 0) {
+			wlr_seat->pointer_state.grab_button = button;
+			wlr_seat->pointer_state.grab_time = time;
+		}
+		wlr_seat->pointer_state.button_count++;
+	} else {
+		wlr_seat->pointer_state.button_count--;
+	}
+
+	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
+	uint32_t serial = grab->interface->button(grab, time, button, state);
+
+	if (serial && wlr_seat->pointer_state.button_count == 1) {
+		wlr_seat->pointer_state.grab_serial = serial;
+	}
+
+	return serial;
+}
+
+void wlr_seat_pointer_notify_axis(struct wlr_seat *wlr_seat, uint32_t time,
+		enum wlr_axis_orientation orientation, double value) {
+	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
+	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
+	grab->interface->axis(grab, time, orientation, value);
+}
+
+bool wlr_seat_pointer_has_grab(struct wlr_seat *seat) {
+	return seat->pointer_state.grab->interface != &default_pointer_grab_impl;
+}
+
+
+void seat_client_create_pointer(struct wlr_seat_client *seat_client,
+		uint32_t version, uint32_t id) {
+	struct wl_resource *resource = wl_resource_create(seat_client->client,
+		&wl_pointer_interface, version, id);
+	if (resource == NULL) {
+		wl_client_post_no_memory(seat_client->client);
+		return;
+	}
+	wl_resource_set_implementation(resource, &pointer_impl, seat_client,
+		&pointer_handle_resource_destroy);
+	wl_list_insert(&seat_client->pointers, wl_resource_get_link(resource));
+}
diff --git a/types/seat/wlr_seat_touch.c b/types/seat/wlr_seat_touch.c
new file mode 100644
index 00000000..a81369df
--- /dev/null
+++ b/types/seat/wlr_seat_touch.c
@@ -0,0 +1,335 @@
+#define _POSIX_C_SOURCE 200809L
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <wayland-server.h>
+#include <wlr/types/wlr_input_device.h>
+#include <wlr/util/log.h>
+#include "types/wlr_seat.h"
+#include "util/signal.h"
+
+static uint32_t default_touch_down(struct wlr_seat_touch_grab *grab, uint32_t time,
+		struct wlr_touch_point *point) {
+	return wlr_seat_touch_send_down(grab->seat, point->surface, time,
+			point->touch_id, point->sx, point->sy);
+}
+
+static void default_touch_up(struct wlr_seat_touch_grab *grab, uint32_t time,
+		struct wlr_touch_point *point) {
+	wlr_seat_touch_send_up(grab->seat, time, point->touch_id);
+}
+
+static void default_touch_motion(struct wlr_seat_touch_grab *grab,
+		uint32_t time, struct wlr_touch_point *point) {
+	if (!point->focus_surface || point->focus_surface == point->surface) {
+		wlr_seat_touch_send_motion(grab->seat, time, point->touch_id, point->sx,
+			point->sy);
+	}
+}
+
+static void default_touch_enter(struct wlr_seat_touch_grab *grab,
+		uint32_t time, struct wlr_touch_point *point) {
+	// not handled by default
+}
+
+static void default_touch_cancel(struct wlr_seat_touch_grab *grab) {
+	// cannot be cancelled
+}
+
+const struct wlr_touch_grab_interface default_touch_grab_impl = {
+	.down = default_touch_down,
+	.up = default_touch_up,
+	.motion = default_touch_motion,
+	.enter = default_touch_enter,
+	.cancel = default_touch_cancel,
+};
+
+
+static void touch_release(struct wl_client *client,
+		struct wl_resource *resource) {
+	wl_resource_destroy(resource);
+}
+
+static const struct wl_touch_interface touch_impl = {
+	.release = touch_release,
+};
+
+static void touch_handle_resource_destroy(struct wl_resource *resource) {
+	wl_list_remove(wl_resource_get_link(resource));
+}
+
+
+void wlr_seat_touch_start_grab(struct wlr_seat *wlr_seat,
+		struct wlr_seat_touch_grab *grab) {
+	grab->seat = wlr_seat;
+	wlr_seat->touch_state.grab = grab;
+
+	wlr_signal_emit_safe(&wlr_seat->events.touch_grab_begin, grab);
+}
+
+void wlr_seat_touch_end_grab(struct wlr_seat *wlr_seat) {
+	struct wlr_seat_touch_grab *grab = wlr_seat->touch_state.grab;
+
+	if (grab != wlr_seat->touch_state.default_grab) {
+		wlr_seat->touch_state.grab = wlr_seat->touch_state.default_grab;
+		wlr_signal_emit_safe(&wlr_seat->events.touch_grab_end, grab);
+		if (grab->interface->cancel) {
+			grab->interface->cancel(grab);
+		}
+	}
+}
+
+static void touch_point_clear_focus(struct wlr_touch_point *point) {
+	if (point->focus_surface) {
+		wl_list_remove(&point->focus_surface_destroy.link);
+		point->focus_client = NULL;
+		point->focus_surface = NULL;
+	}
+}
+
+static void touch_point_destroy(struct wlr_touch_point *point) {
+	wlr_signal_emit_safe(&point->events.destroy, point);
+
+	touch_point_clear_focus(point);
+	wl_list_remove(&point->surface_destroy.link);
+	wl_list_remove(&point->link);
+	free(point);
+}
+
+static void touch_point_handle_surface_destroy(struct wl_listener *listener,
+		void *data) {
+	struct wlr_touch_point *point =
+		wl_container_of(listener, point, surface_destroy);
+	touch_point_destroy(point);
+}
+
+static struct wlr_touch_point *touch_point_create(
+		struct wlr_seat *seat, int32_t touch_id,
+		struct wlr_surface *surface, double sx, double sy) {
+	struct wl_client *wl_client = wl_resource_get_client(surface->resource);
+	struct wlr_seat_client *client =
+		wlr_seat_client_for_wl_client(seat, wl_client);
+
+	if (client == NULL || wl_list_empty(&client->touches)) {
+		// touch points are not valid without a connected client with touch
+		return NULL;
+	}
+
+	struct wlr_touch_point *point = calloc(1, sizeof(struct wlr_touch_point));
+	if (!point) {
+		return NULL;
+	}
+
+	point->touch_id = touch_id;
+	point->surface = surface;
+	point->client = client;
+
+	point->sx = sx;
+	point->sy = sy;
+
+	wl_signal_init(&point->events.destroy);
+
+	wl_signal_add(&surface->events.destroy, &point->surface_destroy);
+	point->surface_destroy.notify = touch_point_handle_surface_destroy;
+
+	wl_list_insert(&seat->touch_state.touch_points, &point->link);
+
+	return point;
+}
+
+struct wlr_touch_point *wlr_seat_touch_get_point(
+		struct wlr_seat *seat, int32_t touch_id) {
+	struct wlr_touch_point *point = NULL;
+	wl_list_for_each(point, &seat->touch_state.touch_points, link) {
+		if (point->touch_id == touch_id) {
+			return point;
+		}
+	}
+
+	return NULL;
+}
+
+uint32_t wlr_seat_touch_notify_down(struct wlr_seat *seat,
+		struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
+		double sy) {
+	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
+	struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
+	struct wlr_touch_point *point =
+		touch_point_create(seat, touch_id, surface, sx, sy);
+	if (!point) {
+		wlr_log(L_ERROR, "could not create touch point");
+		return 0;
+	}
+
+	uint32_t serial = grab->interface->down(grab, time, point);
+
+	if (serial && wlr_seat_touch_num_points(seat) == 1) {
+		seat->touch_state.grab_serial = serial;
+		seat->touch_state.grab_id = touch_id;
+	}
+
+	return serial;
+}
+
+void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time,
+		int32_t touch_id) {
+	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
+	struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
+	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
+	if (!point) {
+		return;
+	}
+
+	grab->interface->up(grab, time, point);
+
+	touch_point_destroy(point);
+}
+
+void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time,
+		int32_t touch_id, double sx, double sy) {
+	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
+	struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
+	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
+	if (!point) {
+		return;
+	}
+
+	point->sx = sx;
+	point->sy = sy;
+
+	grab->interface->motion(grab, time, point);
+}
+
+static void handle_point_focus_destroy(struct wl_listener *listener,
+		void *data) {
+	struct wlr_touch_point *point =
+		wl_container_of(listener, point, focus_surface_destroy);
+	touch_point_clear_focus(point);
+}
+
+static void touch_point_set_focus(struct wlr_touch_point *point,
+		struct wlr_surface *surface, double sx, double sy) {
+	if (point->focus_surface == surface) {
+		return;
+	}
+
+	touch_point_clear_focus(point);
+
+	if (surface && surface->resource) {
+		struct wlr_seat_client *client =
+			wlr_seat_client_for_wl_client(point->client->seat,
+				wl_resource_get_client(surface->resource));
+
+		if (client && !wl_list_empty(&client->touches)) {
+			wl_signal_add(&surface->events.destroy, &point->focus_surface_destroy);
+			point->focus_surface_destroy.notify = handle_point_focus_destroy;
+			point->focus_surface = surface;
+			point->focus_client = client;
+			point->sx = sx;
+			point->sy = sy;
+		}
+	}
+}
+
+void wlr_seat_touch_point_focus(struct wlr_seat *seat,
+		struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
+		double sy) {
+	assert(surface);
+	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
+	if (!point) {
+		wlr_log(L_ERROR, "got touch point focus for unknown touch point");
+		return;
+	}
+	struct wlr_surface *focus = point->focus_surface;
+	touch_point_set_focus(point, surface, sx, sy);
+
+	if (focus != point->focus_surface) {
+		struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
+		grab->interface->enter(grab, time, point);
+	}
+}
+
+void wlr_seat_touch_point_clear_focus(struct wlr_seat *seat, uint32_t time,
+		int32_t touch_id) {
+	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
+	if (!point) {
+		wlr_log(L_ERROR, "got touch point focus for unknown touch point");
+		return;
+	}
+
+	touch_point_clear_focus(point);
+}
+
+uint32_t wlr_seat_touch_send_down(struct wlr_seat *seat,
+		struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
+		double sy) {
+	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
+	if (!point) {
+		wlr_log(L_ERROR, "got touch down for unknown touch point");
+		return 0;
+	}
+
+	uint32_t serial = wl_display_next_serial(seat->display);
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &point->client->touches) {
+		wl_touch_send_down(resource, serial, time, surface->resource,
+			touch_id, wl_fixed_from_double(sx), wl_fixed_from_double(sy));
+		wl_touch_send_frame(resource);
+	}
+
+	return serial;
+}
+
+void wlr_seat_touch_send_up(struct wlr_seat *seat, uint32_t time, int32_t touch_id) {
+	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
+	if (!point) {
+		wlr_log(L_ERROR, "got touch up for unknown touch point");
+		return;
+	}
+
+	uint32_t serial = wl_display_next_serial(seat->display);
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &point->client->touches) {
+		wl_touch_send_up(resource, serial, time, touch_id);
+		wl_touch_send_frame(resource);
+	}
+}
+
+void wlr_seat_touch_send_motion(struct wlr_seat *seat, uint32_t time, int32_t touch_id,
+		double sx, double sy) {
+	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
+	if (!point) {
+		wlr_log(L_ERROR, "got touch motion for unknown touch point");
+		return;
+	}
+
+	struct wl_resource *resource;
+	wl_resource_for_each(resource, &point->client->touches) {
+		wl_touch_send_motion(resource, time, touch_id, wl_fixed_from_double(sx),
+			wl_fixed_from_double(sy));
+		wl_touch_send_frame(resource);
+	}
+}
+
+int wlr_seat_touch_num_points(struct wlr_seat *seat) {
+	return wl_list_length(&seat->touch_state.touch_points);
+}
+
+bool wlr_seat_touch_has_grab(struct wlr_seat *seat) {
+	return seat->touch_state.grab->interface != &default_touch_grab_impl;
+}
+
+
+void seat_client_create_touch(struct wlr_seat_client *seat_client,
+		uint32_t version, uint32_t id) {
+	struct wl_resource *resource = wl_resource_create(seat_client->client,
+		&wl_touch_interface, version, id);
+	if (resource == NULL) {
+		wl_client_post_no_memory(seat_client->client);
+		return;
+	}
+	wl_resource_set_implementation(resource, &touch_impl, seat_client,
+		&touch_handle_resource_destroy);
+	wl_list_insert(&seat_client->touches, wl_resource_get_link(resource));
+}
diff --git a/types/wlr_seat.c b/types/wlr_seat.c
deleted file mode 100644
index 975746db..00000000
--- a/types/wlr_seat.c
+++ /dev/null
@@ -1,1269 +0,0 @@
-#define _POSIX_C_SOURCE 200809L
-#include <assert.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include <wayland-server.h>
-#include <wlr/types/wlr_data_device.h>
-#include <wlr/types/wlr_input_device.h>
-#include <wlr/types/wlr_primary_selection.h>
-#include <wlr/types/wlr_seat.h>
-#include <wlr/util/log.h>
-#include "util/signal.h"
-
-static void resource_destroy(struct wl_client *client,
-		struct wl_resource *resource) {
-	wl_resource_destroy(resource);
-}
-
-static void pointer_send_frame(struct wl_resource *resource) {
-	if (wl_resource_get_version(resource) >=
-			WL_POINTER_FRAME_SINCE_VERSION) {
-		wl_pointer_send_frame(resource);
-	}
-}
-
-static const struct wl_pointer_interface wl_pointer_impl;
-
-static struct wlr_seat_client *seat_client_from_pointer_resource(
-		struct wl_resource *resource) {
-	assert(wl_resource_instance_of(resource, &wl_pointer_interface,
-		&wl_pointer_impl));
-	return wl_resource_get_user_data(resource);
-}
-
-static void wl_pointer_set_cursor(struct wl_client *client,
-		struct wl_resource *pointer_resource, uint32_t serial,
-		struct wl_resource *surface_resource,
-		int32_t hotspot_x, int32_t hotspot_y) {
-	struct wlr_seat_client *seat_client =
-		seat_client_from_pointer_resource(pointer_resource);
-	struct wlr_surface *surface = NULL;
-	if (surface_resource != NULL) {
-		surface = wlr_surface_from_resource(surface_resource);
-
-		if (wlr_surface_set_role(surface, "wl_pointer-cursor", surface_resource,
-				WL_POINTER_ERROR_ROLE) < 0) {
-			return;
-		}
-	}
-
-	struct wlr_seat_pointer_request_set_cursor_event *event =
-		calloc(1, sizeof(struct wlr_seat_pointer_request_set_cursor_event));
-	if (event == NULL) {
-		return;
-	}
-	event->seat_client = seat_client;
-	event->surface = surface;
-	event->serial = serial;
-	event->hotspot_x = hotspot_x;
-	event->hotspot_y = hotspot_y;
-
-	wlr_signal_emit_safe(&seat_client->seat->events.request_set_cursor, event);
-
-	free(event);
-}
-
-static const struct wl_pointer_interface wl_pointer_impl = {
-	.set_cursor = wl_pointer_set_cursor,
-	.release = resource_destroy,
-};
-
-static void wl_pointer_destroy(struct wl_resource *resource) {
-	wl_list_remove(wl_resource_get_link(resource));
-}
-
-static void wl_seat_get_pointer(struct wl_client *client,
-		struct wl_resource *seat_resource, uint32_t id) {
-	struct wlr_seat_client *seat_client =
-		wlr_seat_client_from_resource(seat_resource);
-	if (!(seat_client->seat->capabilities & WL_SEAT_CAPABILITY_POINTER)) {
-		return;
-	}
-
-	struct wl_resource *resource = wl_resource_create(client,
-		&wl_pointer_interface, wl_resource_get_version(seat_resource), id);
-	if (resource == NULL) {
-		wl_resource_post_no_memory(seat_resource);
-		return;
-	}
-	wl_resource_set_implementation(resource, &wl_pointer_impl, seat_client,
-		&wl_pointer_destroy);
-	wl_list_insert(&seat_client->pointers, wl_resource_get_link(resource));
-}
-
-static const struct wl_keyboard_interface wl_keyboard_impl = {
-	.release = resource_destroy,
-};
-
-static void wl_keyboard_destroy(struct wl_resource *resource) {
-	wl_list_remove(wl_resource_get_link(resource));
-}
-
-static void seat_client_send_keymap(struct wlr_seat_client *client,
-		struct wlr_keyboard *keyboard) {
-	if (!keyboard) {
-		return;
-	}
-
-	// TODO: We should probably lift all of the keys set by the other
-	// keyboard
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &client->keyboards) {
-		wl_keyboard_send_keymap(resource,
-			WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1, keyboard->keymap_fd,
-			keyboard->keymap_size);
-	}
-}
-
-static void seat_client_send_repeat_info(struct wlr_seat_client *client,
-		struct wlr_keyboard *keyboard) {
-	if (!keyboard) {
-		return;
-	}
-
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &client->keyboards) {
-		if (wl_resource_get_version(resource) >=
-				WL_KEYBOARD_REPEAT_INFO_SINCE_VERSION) {
-			wl_keyboard_send_repeat_info(resource,
-				keyboard->repeat_info.rate, keyboard->repeat_info.delay);
-		}
-	}
-}
-
-static void wl_seat_get_keyboard(struct wl_client *client,
-		struct wl_resource *seat_resource, uint32_t id) {
-	struct wlr_seat_client *seat_client =
-		wlr_seat_client_from_resource(seat_resource);
-	if (!(seat_client->seat->capabilities & WL_SEAT_CAPABILITY_KEYBOARD)) {
-		return;
-	}
-
-	struct wl_resource *resource = wl_resource_create(client,
-		&wl_keyboard_interface, wl_resource_get_version(seat_resource), id);
-	if (resource == NULL) {
-		wl_resource_post_no_memory(seat_resource);
-		return;
-	}
-	wl_resource_set_implementation(resource, &wl_keyboard_impl, seat_client,
-		&wl_keyboard_destroy);
-	wl_list_insert(&seat_client->keyboards, wl_resource_get_link(resource));
-
-	struct wlr_keyboard *keyboard = seat_client->seat->keyboard_state.keyboard;
-	seat_client_send_keymap(seat_client, keyboard);
-	seat_client_send_repeat_info(seat_client, keyboard);
-
-	// TODO possibly handle the case where this keyboard needs an enter
-	// right away
-}
-
-static const struct wl_touch_interface wl_touch_impl = {
-	.release = resource_destroy,
-};
-
-static void wl_touch_destroy(struct wl_resource *resource) {
-	wl_list_remove(wl_resource_get_link(resource));
-}
-
-static void wl_seat_get_touch(struct wl_client *client,
-		struct wl_resource *seat_resource, uint32_t id) {
-	struct wlr_seat_client *seat_client =
-		wlr_seat_client_from_resource(seat_resource);
-	if (!(seat_client->seat->capabilities & WL_SEAT_CAPABILITY_TOUCH)) {
-		return;
-	}
-
-	struct wl_resource *resource = wl_resource_create(client,
-		&wl_touch_interface, wl_resource_get_version(seat_resource), id);
-	if (resource == NULL) {
-		wl_resource_post_no_memory(seat_resource);
-		return;
-	}
-	wl_resource_set_implementation(resource, &wl_touch_impl, seat_client,
-		&wl_touch_destroy);
-	wl_list_insert(&seat_client->touches, wl_resource_get_link(resource));
-}
-
-static void seat_client_resource_destroy(struct wl_resource *seat_resource) {
-	struct wlr_seat_client *client =
-		wlr_seat_client_from_resource(seat_resource);
-	wlr_signal_emit_safe(&client->events.destroy, client);
-
-	if (client == client->seat->pointer_state.focused_client) {
-		client->seat->pointer_state.focused_client = NULL;
-	}
-	if (client == client->seat->keyboard_state.focused_client) {
-		client->seat->keyboard_state.focused_client = NULL;
-	}
-
-	struct wl_resource *resource, *tmp;
-	wl_resource_for_each_safe(resource, tmp, &client->pointers) {
-		wl_resource_destroy(resource);
-	}
-	wl_resource_for_each_safe(resource, tmp, &client->keyboards) {
-		wl_resource_destroy(resource);
-	}
-	wl_resource_for_each_safe(resource, tmp, &client->touches) {
-		wl_resource_destroy(resource);
-	}
-	wl_resource_for_each_safe(resource, tmp, &client->data_devices) {
-		wl_resource_destroy(resource);
-	}
-	wl_resource_for_each_safe(resource, tmp, &client->primary_selection_devices) {
-		wl_resource_destroy(resource);
-	}
-
-	wl_list_remove(&client->link);
-	free(client);
-}
-
-struct wl_seat_interface wl_seat_impl = {
-	.get_pointer = wl_seat_get_pointer,
-	.get_keyboard = wl_seat_get_keyboard,
-	.get_touch = wl_seat_get_touch,
-	.release = resource_destroy,
-};
-
-static void wl_seat_bind(struct wl_client *client, void *_wlr_seat,
-		uint32_t version, uint32_t id) {
-	struct wlr_seat *wlr_seat = _wlr_seat;
-	assert(client && wlr_seat);
-
-	struct wlr_seat_client *seat_client =
-		calloc(1, sizeof(struct wlr_seat_client));
-	if (seat_client == NULL) {
-		wl_client_post_no_memory(client);
-		return;
-	}
-	seat_client->wl_resource =
-		wl_resource_create(client, &wl_seat_interface, version, id);
-	if (seat_client->wl_resource == NULL) {
-		free(seat_client);
-		wl_client_post_no_memory(client);
-		return;
-	}
-	seat_client->client = client;
-	seat_client->seat = wlr_seat;
-	wl_list_init(&seat_client->pointers);
-	wl_list_init(&seat_client->keyboards);
-	wl_list_init(&seat_client->touches);
-	wl_list_init(&seat_client->data_devices);
-	wl_list_init(&seat_client->primary_selection_devices);
-	wl_resource_set_implementation(seat_client->wl_resource, &wl_seat_impl,
-		seat_client, seat_client_resource_destroy);
-	wl_list_insert(&wlr_seat->clients, &seat_client->link);
-	if (version >= WL_SEAT_NAME_SINCE_VERSION) {
-		wl_seat_send_name(seat_client->wl_resource, wlr_seat->name);
-	}
-	wl_seat_send_capabilities(seat_client->wl_resource, wlr_seat->capabilities);
-	wl_signal_init(&seat_client->events.destroy);
-}
-
-static void default_pointer_enter(struct wlr_seat_pointer_grab *grab,
-		struct wlr_surface *surface, double sx, double sy) {
-	wlr_seat_pointer_enter(grab->seat, surface, sx, sy);
-}
-
-static void default_pointer_motion(struct wlr_seat_pointer_grab *grab,
-		uint32_t time, double sx, double sy) {
-	wlr_seat_pointer_send_motion(grab->seat, time, sx, sy);
-}
-
-static uint32_t default_pointer_button(struct wlr_seat_pointer_grab *grab,
-		uint32_t time, uint32_t button, uint32_t state) {
-	return wlr_seat_pointer_send_button(grab->seat, time, button, state);
-}
-
-static void default_pointer_axis(struct wlr_seat_pointer_grab *grab,
-		uint32_t time, enum wlr_axis_orientation orientation, double value) {
-	wlr_seat_pointer_send_axis(grab->seat, time, orientation, value);
-}
-
-static void default_pointer_cancel(struct wlr_seat_pointer_grab *grab) {
-	// cannot be cancelled
-}
-
-static const struct  wlr_pointer_grab_interface default_pointer_grab_impl = {
-	.enter = default_pointer_enter,
-	.motion = default_pointer_motion,
-	.button = default_pointer_button,
-	.axis = default_pointer_axis,
-	.cancel = default_pointer_cancel,
-};
-
-static void default_keyboard_enter(struct wlr_seat_keyboard_grab *grab,
-		struct wlr_surface *surface, uint32_t keycodes[], size_t num_keycodes,
-		struct wlr_keyboard_modifiers *modifiers) {
-	wlr_seat_keyboard_enter(grab->seat, surface, keycodes, num_keycodes, modifiers);
-}
-
-static void default_keyboard_key(struct wlr_seat_keyboard_grab *grab,
-		uint32_t time, uint32_t key, uint32_t state) {
-	wlr_seat_keyboard_send_key(grab->seat, time, key, state);
-}
-
-static void default_keyboard_modifiers(struct wlr_seat_keyboard_grab *grab,
-		struct wlr_keyboard_modifiers *modifiers) {
-	wlr_seat_keyboard_send_modifiers(grab->seat, modifiers);
-}
-
-static void default_keyboard_cancel(struct wlr_seat_keyboard_grab *grab) {
-	// cannot be cancelled
-}
-
-static const struct wlr_keyboard_grab_interface default_keyboard_grab_impl = {
-	.enter = default_keyboard_enter,
-	.key = default_keyboard_key,
-	.modifiers = default_keyboard_modifiers,
-	.cancel = default_keyboard_cancel,
-};
-
-static uint32_t default_touch_down(struct wlr_seat_touch_grab *grab, uint32_t time,
-		struct wlr_touch_point *point) {
-	return wlr_seat_touch_send_down(grab->seat, point->surface, time,
-			point->touch_id, point->sx, point->sy);
-}
-
-static void default_touch_up(struct wlr_seat_touch_grab *grab, uint32_t time,
-		struct wlr_touch_point *point) {
-	wlr_seat_touch_send_up(grab->seat, time, point->touch_id);
-}
-
-static void default_touch_motion(struct wlr_seat_touch_grab *grab,
-		uint32_t time, struct wlr_touch_point *point) {
-	if (!point->focus_surface || point->focus_surface == point->surface) {
-		wlr_seat_touch_send_motion(grab->seat, time, point->touch_id, point->sx,
-			point->sy);
-	}
-}
-
-static void default_touch_enter(struct wlr_seat_touch_grab *grab,
-		uint32_t time, struct wlr_touch_point *point) {
-	// not handled by default
-}
-
-static void default_touch_cancel(struct wlr_seat_touch_grab *grab) {
-	// cannot be cancelled
-}
-
-static const struct wlr_touch_grab_interface default_touch_grab_impl = {
-	.down = default_touch_down,
-	.up = default_touch_up,
-	.motion = default_touch_motion,
-	.enter = default_touch_enter,
-	.cancel = default_touch_cancel,
-};
-
-
-void wlr_seat_destroy(struct wlr_seat *seat) {
-	if (!seat) {
-		return;
-	}
-
-	wlr_signal_emit_safe(&seat->events.destroy, seat);
-
-	wl_list_remove(&seat->display_destroy.link);
-
-	if (seat->selection_source) {
-		wl_list_remove(&seat->selection_source_destroy.link);
-		wlr_data_source_cancel(seat->selection_source);
-		seat->selection_source = NULL;
-	}
-	if (seat->primary_selection_source) {
-		seat->primary_selection_source->cancel(seat->primary_selection_source);
-		seat->primary_selection_source = NULL;
-		wl_list_remove(&seat->primary_selection_source_destroy.link);
-	}
-
-	struct wlr_seat_client *client, *tmp;
-	wl_list_for_each_safe(client, tmp, &seat->clients, link) {
-		// will destroy other resources as well
-		wl_resource_destroy(client->wl_resource);
-	}
-
-	wl_global_destroy(seat->wl_global);
-	free(seat->pointer_state.default_grab);
-	free(seat->keyboard_state.default_grab);
-	free(seat->touch_state.default_grab);
-	free(seat->name);
-	free(seat);
-}
-
-static void handle_display_destroy(struct wl_listener *listener, void *data) {
-	struct wlr_seat *seat =
-		wl_container_of(listener, seat, display_destroy);
-	wlr_seat_destroy(seat);
-}
-
-struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
-	struct wlr_seat *wlr_seat = calloc(1, sizeof(struct wlr_seat));
-	if (!wlr_seat) {
-		return NULL;
-	}
-
-	// pointer state
-	wlr_seat->pointer_state.seat = wlr_seat;
-	wl_list_init(&wlr_seat->pointer_state.surface_destroy.link);
-	wl_list_init(&wlr_seat->pointer_state.resource_destroy.link);
-
-	struct wlr_seat_pointer_grab *pointer_grab =
-		calloc(1, sizeof(struct wlr_seat_pointer_grab));
-	if (!pointer_grab) {
-		free(wlr_seat);
-		return NULL;
-	}
-	pointer_grab->interface = &default_pointer_grab_impl;
-	pointer_grab->seat = wlr_seat;
-	wlr_seat->pointer_state.default_grab = pointer_grab;
-	wlr_seat->pointer_state.grab = pointer_grab;
-
-	// keyboard state
-	struct wlr_seat_keyboard_grab *keyboard_grab =
-		calloc(1, sizeof(struct wlr_seat_keyboard_grab));
-	if (!keyboard_grab) {
-		free(pointer_grab);
-		free(wlr_seat);
-		return NULL;
-	}
-	keyboard_grab->interface = &default_keyboard_grab_impl;
-	keyboard_grab->seat = wlr_seat;
-	wlr_seat->keyboard_state.default_grab = keyboard_grab;
-	wlr_seat->keyboard_state.grab = keyboard_grab;
-
-	wlr_seat->keyboard_state.seat = wlr_seat;
-	wl_list_init(&wlr_seat->keyboard_state.resource_destroy.link);
-	wl_list_init(
-		&wlr_seat->keyboard_state.surface_destroy.link);
-
-	// touch state
-	struct wlr_seat_touch_grab *touch_grab =
-		calloc(1, sizeof(struct wlr_seat_touch_grab));
-	if (!touch_grab) {
-		free(pointer_grab);
-		free(keyboard_grab);
-		free(wlr_seat);
-		return NULL;
-	}
-	touch_grab->interface = &default_touch_grab_impl;
-	touch_grab->seat = wlr_seat;
-	wlr_seat->touch_state.default_grab = touch_grab;
-	wlr_seat->touch_state.grab = touch_grab;
-
-	wlr_seat->touch_state.seat = wlr_seat;
-	wl_list_init(&wlr_seat->touch_state.touch_points);
-
-	struct wl_global *wl_global = wl_global_create(display,
-		&wl_seat_interface, 6, wlr_seat, wl_seat_bind);
-	if (!wl_global) {
-		free(wlr_seat);
-		return NULL;
-	}
-	wlr_seat->wl_global = wl_global;
-	wlr_seat->display = display;
-	wlr_seat->name = strdup(name);
-	wl_list_init(&wlr_seat->clients);
-	wl_list_init(&wlr_seat->drag_icons);
-
-	wl_signal_init(&wlr_seat->events.start_drag);
-	wl_signal_init(&wlr_seat->events.new_drag_icon);
-
-	wl_signal_init(&wlr_seat->events.request_set_cursor);
-
-	wl_signal_init(&wlr_seat->events.selection);
-	wl_signal_init(&wlr_seat->events.primary_selection);
-
-	wl_signal_init(&wlr_seat->events.pointer_grab_begin);
-	wl_signal_init(&wlr_seat->events.pointer_grab_end);
-
-	wl_signal_init(&wlr_seat->events.keyboard_grab_begin);
-	wl_signal_init(&wlr_seat->events.keyboard_grab_end);
-
-	wl_signal_init(&wlr_seat->events.touch_grab_begin);
-	wl_signal_init(&wlr_seat->events.touch_grab_end);
-
-	wl_signal_init(&wlr_seat->events.destroy);
-
-	wlr_seat->display_destroy.notify = handle_display_destroy;
-	wl_display_add_destroy_listener(display, &wlr_seat->display_destroy);
-
-	return wlr_seat;
-}
-
-struct wlr_seat_client *wlr_seat_client_for_wl_client(struct wlr_seat *wlr_seat,
-		struct wl_client *wl_client) {
-	assert(wlr_seat);
-	struct wlr_seat_client *seat_client;
-	wl_list_for_each(seat_client, &wlr_seat->clients, link) {
-		if (seat_client->client == wl_client) {
-			return seat_client;
-		}
-	}
-	return NULL;
-}
-
-void wlr_seat_set_capabilities(struct wlr_seat *wlr_seat,
-		uint32_t capabilities) {
-	wlr_seat->capabilities = capabilities;
-	struct wlr_seat_client *client;
-	wl_list_for_each(client, &wlr_seat->clients, link) {
-		wl_seat_send_capabilities(client->wl_resource, capabilities);
-	}
-}
-
-void wlr_seat_set_name(struct wlr_seat *wlr_seat, const char *name) {
-	free(wlr_seat->name);
-	wlr_seat->name = strdup(name);
-	struct wlr_seat_client *client;
-	wl_list_for_each(client, &wlr_seat->clients, link) {
-		wl_seat_send_name(client->wl_resource, name);
-	}
-}
-
-bool wlr_seat_pointer_surface_has_focus(struct wlr_seat *wlr_seat,
-		struct wlr_surface *surface) {
-	return surface == wlr_seat->pointer_state.focused_surface;
-}
-
-static void pointer_surface_destroy_notify(struct wl_listener *listener,
-		void *data) {
-	struct wlr_seat_pointer_state *state = wl_container_of(
-			listener, state, surface_destroy);
-	wl_list_remove(&state->surface_destroy.link);
-	wl_list_init(&state->surface_destroy.link);
-	wlr_seat_pointer_clear_focus(state->seat);
-}
-
-static void pointer_resource_destroy_notify(struct wl_listener *listener,
-		void *data) {
-	struct wlr_seat_pointer_state *state = wl_container_of(
-			listener, state, resource_destroy);
-	wl_list_remove(&state->resource_destroy.link);
-	wl_list_init(&state->resource_destroy.link);
-	wlr_seat_pointer_clear_focus(state->seat);
-}
-
-void wlr_seat_pointer_enter(struct wlr_seat *wlr_seat,
-		struct wlr_surface *surface, double sx, double sy) {
-	assert(wlr_seat);
-
-	if (wlr_seat->pointer_state.focused_surface == surface) {
-		// this surface already got an enter notify
-		return;
-	}
-
-	struct wlr_seat_client *client = NULL;
-	if (surface) {
-		struct wl_client *wl_client = wl_resource_get_client(surface->resource);
-		client = wlr_seat_client_for_wl_client(wlr_seat, wl_client);
-	}
-
-	struct wlr_seat_client *focused_client =
-		wlr_seat->pointer_state.focused_client;
-	struct wlr_surface *focused_surface =
-		wlr_seat->pointer_state.focused_surface;
-
-	// leave the previously entered surface
-	if (focused_client != NULL && focused_surface != NULL) {
-		uint32_t serial = wl_display_next_serial(wlr_seat->display);
-		struct wl_resource *resource;
-		wl_resource_for_each(resource, &focused_client->pointers) {
-			wl_pointer_send_leave(resource, serial, focused_surface->resource);
-			pointer_send_frame(resource);
-		}
-	}
-
-	// enter the current surface
-	if (client != NULL && surface != NULL) {
-		uint32_t serial = wl_display_next_serial(wlr_seat->display);
-		struct wl_resource *resource;
-		wl_resource_for_each(resource, &client->pointers) {
-			wl_pointer_send_enter(resource, serial, surface->resource,
-				wl_fixed_from_double(sx), wl_fixed_from_double(sy));
-			pointer_send_frame(resource);
-		}
-	}
-
-	// reinitialize the focus destroy events
-	wl_list_remove(&wlr_seat->pointer_state.surface_destroy.link);
-	wl_list_init(&wlr_seat->pointer_state.surface_destroy.link);
-	wl_list_remove(&wlr_seat->pointer_state.resource_destroy.link);
-	wl_list_init(&wlr_seat->pointer_state.resource_destroy.link);
-	if (surface != NULL) {
-		wl_signal_add(&surface->events.destroy,
-			&wlr_seat->pointer_state.surface_destroy);
-		wl_resource_add_destroy_listener(surface->resource,
-			&wlr_seat->pointer_state.resource_destroy);
-		wlr_seat->pointer_state.resource_destroy.notify =
-			pointer_resource_destroy_notify;
-		wlr_seat->pointer_state.surface_destroy.notify =
-			pointer_surface_destroy_notify;
-	}
-
-	wlr_seat->pointer_state.focused_client = client;
-	wlr_seat->pointer_state.focused_surface = surface;
-
-	// TODO: send focus change event
-}
-
-void wlr_seat_pointer_clear_focus(struct wlr_seat *wlr_seat) {
-	wlr_seat_pointer_enter(wlr_seat, NULL, 0, 0);
-}
-
-void wlr_seat_pointer_send_motion(struct wlr_seat *wlr_seat, uint32_t time,
-		double sx, double sy) {
-	struct wlr_seat_client *client = wlr_seat->pointer_state.focused_client;
-	if (client == NULL) {
-		return;
-	}
-
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &client->pointers) {
-		wl_pointer_send_motion(resource, time, wl_fixed_from_double(sx),
-			wl_fixed_from_double(sy));
-		pointer_send_frame(resource);
-	}
-}
-
-uint32_t wlr_seat_pointer_send_button(struct wlr_seat *wlr_seat, uint32_t time,
-		uint32_t button, uint32_t state) {
-	struct wlr_seat_client *client = wlr_seat->pointer_state.focused_client;
-	if (client == NULL) {
-		return 0;
-	}
-
-	uint32_t serial = wl_display_next_serial(wlr_seat->display);
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &client->pointers) {
-		wl_pointer_send_button(resource, serial, time, button, state);
-		pointer_send_frame(resource);
-	}
-	return serial;
-}
-
-void wlr_seat_pointer_send_axis(struct wlr_seat *wlr_seat, uint32_t time,
-		enum wlr_axis_orientation orientation, double value) {
-	struct wlr_seat_client *client = wlr_seat->pointer_state.focused_client;
-	if (client == NULL) {
-		return;
-	}
-
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &client->pointers) {
-		if (value) {
-			wl_pointer_send_axis(resource, time, orientation,
-				wl_fixed_from_double(value));
-		} else if (wl_resource_get_version(resource) >=
-				WL_POINTER_AXIS_STOP_SINCE_VERSION) {
-			wl_pointer_send_axis_stop(resource, time, orientation);
-		}
-		pointer_send_frame(resource);
-	}
-}
-
-void wlr_seat_pointer_start_grab(struct wlr_seat *wlr_seat,
-		struct wlr_seat_pointer_grab *grab) {
-	assert(wlr_seat);
-	grab->seat = wlr_seat;
-	assert(grab->seat);
-	wlr_seat->pointer_state.grab = grab;
-
-	wlr_signal_emit_safe(&wlr_seat->events.pointer_grab_begin, grab);
-}
-
-void wlr_seat_pointer_end_grab(struct wlr_seat *wlr_seat) {
-	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
-	if (grab != wlr_seat->pointer_state.default_grab) {
-		wlr_seat->pointer_state.grab = wlr_seat->pointer_state.default_grab;
-		wlr_signal_emit_safe(&wlr_seat->events.pointer_grab_end, grab);
-		if (grab->interface->cancel) {
-			grab->interface->cancel(grab);
-		}
-	}
-}
-
-void wlr_seat_pointer_notify_enter(struct wlr_seat *wlr_seat,
-		struct wlr_surface *surface, double sx, double sy) {
-	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
-	grab->interface->enter(grab, surface, sx, sy);
-}
-
-void wlr_seat_pointer_notify_motion(struct wlr_seat *wlr_seat, uint32_t time,
-		double sx, double sy) {
-	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
-	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
-	grab->interface->motion(grab, time, sx, sy);
-}
-
-uint32_t wlr_seat_pointer_notify_button(struct wlr_seat *wlr_seat,
-		uint32_t time, uint32_t button, uint32_t state) {
-	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
-	if (state == WL_POINTER_BUTTON_STATE_PRESSED) {
-		if (wlr_seat->pointer_state.button_count == 0) {
-			wlr_seat->pointer_state.grab_button = button;
-			wlr_seat->pointer_state.grab_time = time;
-		}
-		wlr_seat->pointer_state.button_count++;
-	} else {
-		wlr_seat->pointer_state.button_count--;
-	}
-
-	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
-	uint32_t serial = grab->interface->button(grab, time, button, state);
-
-	if (serial && wlr_seat->pointer_state.button_count == 1) {
-		wlr_seat->pointer_state.grab_serial = serial;
-	}
-
-	return serial;
-}
-
-void wlr_seat_pointer_notify_axis(struct wlr_seat *wlr_seat, uint32_t time,
-		enum wlr_axis_orientation orientation, double value) {
-	clock_gettime(CLOCK_MONOTONIC, &wlr_seat->last_event);
-	struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
-	grab->interface->axis(grab, time, orientation, value);
-}
-
-bool wlr_seat_pointer_has_grab(struct wlr_seat *seat) {
-	return seat->pointer_state.grab->interface != &default_pointer_grab_impl;
-}
-
-void wlr_seat_keyboard_send_key(struct wlr_seat *wlr_seat, uint32_t time,
-		uint32_t key, uint32_t state) {
-	struct wlr_seat_client *client = wlr_seat->keyboard_state.focused_client;
-	if (!client) {
-		return;
-	}
-
-	uint32_t serial = wl_display_next_serial(wlr_seat->display);
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &client->keyboards) {
-		wl_keyboard_send_key(resource, serial, time, key, state);
-	}
-}
-
-static void handle_keyboard_keymap(struct wl_listener *listener, void *data) {
-	struct wlr_seat_keyboard_state *state =
-		wl_container_of(listener, state, keyboard_keymap);
-	struct wlr_seat_client *client;
-	struct wlr_keyboard *keyboard = data;
-	if (keyboard == state->keyboard) {
-		wl_list_for_each(client, &state->seat->clients, link) {
-			seat_client_send_keymap(client, state->keyboard);
-		}
-	}
-}
-
-static void handle_keyboard_repeat_info(struct wl_listener *listener,
-		void *data) {
-	struct wlr_seat_keyboard_state *state =
-		wl_container_of(listener, state, keyboard_repeat_info);
-	struct wlr_seat_client *client;
-	wl_list_for_each(client, &state->seat->clients, link) {
-		seat_client_send_repeat_info(client, state->keyboard);
-	}
-}
-
-static void handle_keyboard_destroy(struct wl_listener *listener, void *data) {
-	struct wlr_seat_keyboard_state *state =
-		wl_container_of(listener, state, keyboard_destroy);
-	state->keyboard = NULL;
-}
-
-void wlr_seat_set_keyboard(struct wlr_seat *seat,
-		struct wlr_input_device *device) {
-	// TODO call this on device key event before the event reaches the
-	// compositor and set a pending keyboard and then send the new keyboard
-	// state on the next keyboard notify event.
-	struct wlr_keyboard *keyboard = (device ? device->keyboard : NULL);
-	if (seat->keyboard_state.keyboard == keyboard) {
-		return;
-	}
-
-	if (seat->keyboard_state.keyboard) {
-		wl_list_remove(&seat->keyboard_state.keyboard_destroy.link);
-		wl_list_remove(&seat->keyboard_state.keyboard_keymap.link);
-		wl_list_remove(&seat->keyboard_state.keyboard_repeat_info.link);
-		seat->keyboard_state.keyboard = NULL;
-	}
-
-	if (keyboard) {
-		assert(device->type == WLR_INPUT_DEVICE_KEYBOARD);
-		seat->keyboard_state.keyboard = keyboard;
-
-		wl_signal_add(&device->events.destroy,
-			&seat->keyboard_state.keyboard_destroy);
-		seat->keyboard_state.keyboard_destroy.notify = handle_keyboard_destroy;
-		wl_signal_add(&device->keyboard->events.keymap,
-			&seat->keyboard_state.keyboard_keymap);
-		seat->keyboard_state.keyboard_keymap.notify = handle_keyboard_keymap;
-		wl_signal_add(&device->keyboard->events.repeat_info,
-			&seat->keyboard_state.keyboard_repeat_info);
-		seat->keyboard_state.keyboard_repeat_info.notify =
-			handle_keyboard_repeat_info;
-
-		struct wlr_seat_client *client;
-		wl_list_for_each(client, &seat->clients, link) {
-			seat_client_send_keymap(client, keyboard);
-			seat_client_send_repeat_info(client, keyboard);
-		}
-
-		wlr_seat_keyboard_send_modifiers(seat, &keyboard->modifiers);
-	} else {
-		seat->keyboard_state.keyboard = NULL;
-	}
-}
-
-struct wlr_keyboard *wlr_seat_get_keyboard(struct wlr_seat *seat) {
-	return seat->keyboard_state.keyboard;
-}
-
-void wlr_seat_keyboard_start_grab(struct wlr_seat *wlr_seat,
-		struct wlr_seat_keyboard_grab *grab) {
-	grab->seat = wlr_seat;
-	wlr_seat->keyboard_state.grab = grab;
-
-	wlr_signal_emit_safe(&wlr_seat->events.keyboard_grab_begin, grab);
-}
-
-void wlr_seat_keyboard_end_grab(struct wlr_seat *wlr_seat) {
-	struct wlr_seat_keyboard_grab *grab = wlr_seat->keyboard_state.grab;
-
-	if (grab != wlr_seat->keyboard_state.default_grab) {
-		wlr_seat->keyboard_state.grab = wlr_seat->keyboard_state.default_grab;
-		wlr_signal_emit_safe(&wlr_seat->events.keyboard_grab_end, grab);
-		if (grab->interface->cancel) {
-			grab->interface->cancel(grab);
-		}
-	}
-}
-
-static void keyboard_surface_destroy_notify(struct wl_listener *listener,
-		void *data) {
-	struct wlr_seat_keyboard_state *state = wl_container_of(
-			listener, state, surface_destroy);
-	wl_list_remove(&state->surface_destroy.link);
-	wl_list_init(&state->surface_destroy.link);
-	wlr_seat_keyboard_clear_focus(state->seat);
-}
-
-static void keyboard_resource_destroy_notify(struct wl_listener *listener,
-		void *data) {
-	struct wlr_seat_keyboard_state *state = wl_container_of(
-			listener, state, resource_destroy);
-	wl_list_remove(&state->resource_destroy.link);
-	wl_list_init(&state->resource_destroy.link);
-	wlr_seat_keyboard_clear_focus(state->seat);
-}
-
-void wlr_seat_keyboard_send_modifiers(struct wlr_seat *seat,
-		struct wlr_keyboard_modifiers *modifiers) {
-	struct wlr_seat_client *client = seat->keyboard_state.focused_client;
-	if (client == NULL) {
-		return;
-	}
-
-	uint32_t serial = wl_display_next_serial(seat->display);
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &client->keyboards) {
-		if (modifiers == NULL) {
-			wl_keyboard_send_modifiers(resource, serial, 0, 0, 0, 0);
-		} else {
-			wl_keyboard_send_modifiers(resource, serial,
-				modifiers->depressed, modifiers->latched,
-				modifiers->locked, modifiers->group);
-		}
-	}
-}
-
-void wlr_seat_keyboard_enter(struct wlr_seat *seat,
-		struct wlr_surface *surface, uint32_t keycodes[], size_t num_keycodes,
-		struct wlr_keyboard_modifiers *modifiers) {
-	if (seat->keyboard_state.focused_surface == surface) {
-		// this surface already got an enter notify
-		return;
-	}
-
-	struct wlr_seat_client *client = NULL;
-
-	if (surface) {
-		struct wl_client *wl_client = wl_resource_get_client(surface->resource);
-		client = wlr_seat_client_for_wl_client(seat, wl_client);
-	}
-
-	struct wlr_seat_client *focused_client =
-		seat->keyboard_state.focused_client;
-	struct wlr_surface *focused_surface =
-		seat->keyboard_state.focused_surface;
-
-	// leave the previously entered surface
-	if (focused_client != NULL && focused_surface != NULL) {
-		uint32_t serial = wl_display_next_serial(seat->display);
-		struct wl_resource *resource;
-		wl_resource_for_each(resource, &focused_client->keyboards) {
-			wl_keyboard_send_leave(resource, serial, focused_surface->resource);
-		}
-	}
-
-	// enter the current surface
-	if (client != NULL) {
-		struct wl_array keys;
-		wl_array_init(&keys);
-		for (size_t i = 0; i < num_keycodes; ++i) {
-			uint32_t *p = wl_array_add(&keys, sizeof(uint32_t));
-			if (!p) {
-				wlr_log(L_ERROR, "Cannot allocate memory, skipping keycode: %d\n",
-					keycodes[i]);
-				continue;
-			}
-			*p = keycodes[i];
-		}
-		uint32_t serial = wl_display_next_serial(seat->display);
-		struct wl_resource *resource;
-		wl_resource_for_each(resource, &client->keyboards) {
-			wl_keyboard_send_enter(resource, serial, surface->resource, &keys);
-		}
-		wl_array_release(&keys);
-
-		wlr_seat_client_send_selection(client);
-		wlr_seat_client_send_primary_selection(client);
-	}
-
-	// reinitialize the focus destroy events
-	wl_list_remove(&seat->keyboard_state.surface_destroy.link);
-	wl_list_init(&seat->keyboard_state.surface_destroy.link);
-	wl_list_remove(&seat->keyboard_state.resource_destroy.link);
-	wl_list_init(&seat->keyboard_state.resource_destroy.link);
-	if (surface) {
-		wl_signal_add(&surface->events.destroy,
-			&seat->keyboard_state.surface_destroy);
-		wl_resource_add_destroy_listener(surface->resource,
-			&seat->keyboard_state.resource_destroy);
-		seat->keyboard_state.resource_destroy.notify =
-			keyboard_resource_destroy_notify;
-		seat->keyboard_state.surface_destroy.notify =
-			keyboard_surface_destroy_notify;
-	}
-
-	seat->keyboard_state.focused_client = client;
-	seat->keyboard_state.focused_surface = surface;
-
-	if (client != NULL) {
-		// tell new client about any modifier change last,
-		// as it targets seat->keyboard_state.focused_client
-		wlr_seat_keyboard_send_modifiers(seat, modifiers);
-	}
-}
-
-void wlr_seat_keyboard_notify_enter(struct wlr_seat *seat,
-		struct wlr_surface *surface, uint32_t keycodes[], size_t num_keycodes,
-		struct wlr_keyboard_modifiers *modifiers) {
-	struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
-	grab->interface->enter(grab, surface, keycodes, num_keycodes, modifiers);
-}
-
-void wlr_seat_keyboard_clear_focus(struct wlr_seat *seat) {
-	// TODO respect grabs here?
-	wlr_seat_keyboard_enter(seat, NULL, NULL, 0, NULL);
-}
-
-bool wlr_seat_keyboard_has_grab(struct wlr_seat *seat) {
-	return seat->keyboard_state.grab->interface != &default_keyboard_grab_impl;
-}
-
-void wlr_seat_keyboard_notify_modifiers(struct wlr_seat *seat,
-		struct wlr_keyboard_modifiers *modifiers) {
-	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
-	struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
-	grab->interface->modifiers(grab, modifiers);
-}
-
-void wlr_seat_keyboard_notify_key(struct wlr_seat *seat, uint32_t time,
-		uint32_t key, uint32_t state) {
-	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
-	struct wlr_seat_keyboard_grab *grab = seat->keyboard_state.grab;
-	grab->interface->key(grab, time, key, state);
-}
-
-void wlr_seat_touch_start_grab(struct wlr_seat *wlr_seat,
-		struct wlr_seat_touch_grab *grab) {
-	grab->seat = wlr_seat;
-	wlr_seat->touch_state.grab = grab;
-
-	wlr_signal_emit_safe(&wlr_seat->events.touch_grab_begin, grab);
-}
-
-void wlr_seat_touch_end_grab(struct wlr_seat *wlr_seat) {
-	struct wlr_seat_touch_grab *grab = wlr_seat->touch_state.grab;
-
-	if (grab != wlr_seat->touch_state.default_grab) {
-		wlr_seat->touch_state.grab = wlr_seat->touch_state.default_grab;
-		wlr_signal_emit_safe(&wlr_seat->events.touch_grab_end, grab);
-		if (grab->interface->cancel) {
-			grab->interface->cancel(grab);
-		}
-	}
-}
-
-static void touch_point_clear_focus(struct wlr_touch_point *point) {
-	if (point->focus_surface) {
-		wl_list_remove(&point->focus_surface_destroy.link);
-		point->focus_client = NULL;
-		point->focus_surface = NULL;
-	}
-}
-
-static void touch_point_destroy(struct wlr_touch_point *point) {
-	wlr_signal_emit_safe(&point->events.destroy, point);
-
-	touch_point_clear_focus(point);
-	wl_list_remove(&point->surface_destroy.link);
-	wl_list_remove(&point->resource_destroy.link);
-	wl_list_remove(&point->link);
-	free(point);
-}
-static void handle_touch_point_resource_destroy(struct wl_listener *listener,
-		void *data) {
-	struct wlr_touch_point *point =
-		wl_container_of(listener, point, resource_destroy);
-	touch_point_destroy(point);
-}
-
-static void handle_touch_point_surface_destroy(struct wl_listener *listener,
-		void *data) {
-	struct wlr_touch_point *point =
-		wl_container_of(listener, point, surface_destroy);
-	touch_point_destroy(point);
-}
-
-static struct wlr_touch_point *touch_point_create(
-		struct wlr_seat *seat, int32_t touch_id,
-		struct wlr_surface *surface, double sx, double sy) {
-	struct wl_client *wl_client = wl_resource_get_client(surface->resource);
-	struct wlr_seat_client *client = wlr_seat_client_for_wl_client(seat, wl_client);
-
-	if (client == NULL || wl_list_empty(&client->touches)) {
-		// touch points are not valid without a connected client with touch
-		return NULL;
-	}
-
-	struct wlr_touch_point *point = calloc(1, sizeof(struct wlr_touch_point));
-	if (!point) {
-		return NULL;
-	}
-
-	point->touch_id = touch_id;
-	point->surface = surface;
-	point->client = client;
-
-	point->sx = sx;
-	point->sy = sy;
-
-	wl_signal_init(&point->events.destroy);
-
-	wl_signal_add(&surface->events.destroy, &point->surface_destroy);
-	point->surface_destroy.notify = handle_touch_point_surface_destroy;
-	wl_resource_add_destroy_listener(surface->resource,
-		&point->resource_destroy);
-	point->resource_destroy.notify = handle_touch_point_resource_destroy;
-
-	wl_list_insert(&seat->touch_state.touch_points, &point->link);
-
-	return point;
-}
-
-struct wlr_touch_point *wlr_seat_touch_get_point(
-		struct wlr_seat *seat, int32_t touch_id) {
-	struct wlr_touch_point *point = NULL;
-	wl_list_for_each(point, &seat->touch_state.touch_points, link) {
-		if (point->touch_id == touch_id) {
-			return point;
-		}
-	}
-
-	return NULL;
-}
-
-uint32_t wlr_seat_touch_notify_down(struct wlr_seat *seat,
-		struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
-		double sy) {
-	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
-	struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
-	struct wlr_touch_point *point =
-		touch_point_create(seat, touch_id, surface, sx, sy);
-	if (!point) {
-		wlr_log(L_ERROR, "could not create touch point");
-		return 0;
-	}
-
-	uint32_t serial = grab->interface->down(grab, time, point);
-
-	if (serial && wlr_seat_touch_num_points(seat) == 1) {
-		seat->touch_state.grab_serial = serial;
-		seat->touch_state.grab_id = touch_id;
-	}
-
-	return serial;
-}
-
-void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time,
-		int32_t touch_id) {
-	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
-	struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
-	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
-	if (!point) {
-		return;
-	}
-
-	grab->interface->up(grab, time, point);
-
-	touch_point_destroy(point);
-}
-
-void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time,
-		int32_t touch_id, double sx, double sy) {
-	clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
-	struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
-	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
-	if (!point) {
-		return;
-	}
-
-	point->sx = sx;
-	point->sy = sy;
-
-	grab->interface->motion(grab, time, point);
-}
-
-static void handle_point_focus_destroy(struct wl_listener *listener,
-		void *data) {
-	struct wlr_touch_point *point =
-		wl_container_of(listener, point, focus_surface_destroy);
-	touch_point_clear_focus(point);
-}
-
-static void touch_point_set_focus(struct wlr_touch_point *point,
-		struct wlr_surface *surface, double sx, double sy) {
-	if (point->focus_surface == surface) {
-		return;
-	}
-
-	touch_point_clear_focus(point);
-
-	if (surface && surface->resource) {
-		struct wlr_seat_client *client =
-			wlr_seat_client_for_wl_client(point->client->seat,
-				wl_resource_get_client(surface->resource));
-
-		if (client && !wl_list_empty(&client->touches)) {
-			wl_signal_add(&surface->events.destroy, &point->focus_surface_destroy);
-			point->focus_surface_destroy.notify = handle_point_focus_destroy;
-			point->focus_surface = surface;
-			point->focus_client = client;
-			point->sx = sx;
-			point->sy = sy;
-		}
-	}
-}
-
-void wlr_seat_touch_point_focus(struct wlr_seat *seat,
-		struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
-		double sy) {
-	assert(surface);
-	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
-	if (!point) {
-		wlr_log(L_ERROR, "got touch point focus for unknown touch point");
-		return;
-	}
-	struct wlr_surface *focus = point->focus_surface;
-	touch_point_set_focus(point, surface, sx, sy);
-
-	if (focus != point->focus_surface) {
-		struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
-		grab->interface->enter(grab, time, point);
-	}
-}
-
-void wlr_seat_touch_point_clear_focus(struct wlr_seat *seat, uint32_t time,
-		int32_t touch_id) {
-	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
-	if (!point) {
-		wlr_log(L_ERROR, "got touch point focus for unknown touch point");
-		return;
-	}
-
-	touch_point_clear_focus(point);
-}
-
-uint32_t wlr_seat_touch_send_down(struct wlr_seat *seat,
-		struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
-		double sy) {
-	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
-	if (!point) {
-		wlr_log(L_ERROR, "got touch down for unknown touch point");
-		return 0;
-	}
-
-	uint32_t serial = wl_display_next_serial(seat->display);
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &point->client->touches) {
-		wl_touch_send_down(resource, serial, time, surface->resource,
-			touch_id, wl_fixed_from_double(sx), wl_fixed_from_double(sy));
-		wl_touch_send_frame(resource);
-	}
-
-	return serial;
-}
-
-void wlr_seat_touch_send_up(struct wlr_seat *seat, uint32_t time, int32_t touch_id) {
-	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
-	if (!point) {
-		wlr_log(L_ERROR, "got touch up for unknown touch point");
-		return;
-	}
-
-	uint32_t serial = wl_display_next_serial(seat->display);
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &point->client->touches) {
-		wl_touch_send_up(resource, serial, time, touch_id);
-		wl_touch_send_frame(resource);
-	}
-}
-
-void wlr_seat_touch_send_motion(struct wlr_seat *seat, uint32_t time, int32_t touch_id,
-		double sx, double sy) {
-	struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
-	if (!point) {
-		wlr_log(L_ERROR, "got touch motion for unknown touch point");
-		return;
-	}
-
-	struct wl_resource *resource;
-	wl_resource_for_each(resource, &point->client->touches) {
-		wl_touch_send_motion(resource, time, touch_id, wl_fixed_from_double(sx),
-			wl_fixed_from_double(sy));
-		wl_touch_send_frame(resource);
-	}
-}
-
-int wlr_seat_touch_num_points(struct wlr_seat *seat) {
-	return wl_list_length(&seat->touch_state.touch_points);
-}
-
-bool wlr_seat_touch_has_grab(struct wlr_seat *seat) {
-	return seat->touch_state.grab->interface != &default_touch_grab_impl;
-}
-
-bool wlr_seat_validate_grab_serial(struct wlr_seat *seat, uint32_t serial) {
-	return true;
-	//return serial == seat->pointer_state.grab_serial ||
-	//	serial == seat->touch_state.grab_serial;
-}
-
-struct wlr_seat_client *wlr_seat_client_from_resource(
-		struct wl_resource *resource) {
-	assert(wl_resource_instance_of(resource, &wl_seat_interface,
-		&wl_seat_impl));
-	return wl_resource_get_user_data(resource);
-}