#include "config.h"
+#include <errno.h>
+#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
+#include <sys/epoll.h>
+#include <unistd.h>
+#include <assert.h>
#include "libinput.h"
-#include "evdev.h"
#include "libinput-private.h"
+#include "evdev.h"
+#include "timer.h"
+
+struct libinput_source {
+ libinput_source_dispatch_t dispatch;
+ void *user_data;
+ int fd;
+ struct list link;
+};
+
+struct libinput_event {
+ enum libinput_event_type type;
+ struct libinput_device *device;
+};
+
+struct libinput_event_device_notify {
+ struct libinput_event base;
+};
+
+struct libinput_event_keyboard {
+ struct libinput_event base;
+ uint32_t time;
+ uint32_t key;
+ uint32_t seat_key_count;
+ enum libinput_key_state state;
+};
+
+struct libinput_event_pointer {
+ struct libinput_event base;
+ uint32_t time;
+ double x;
+ double y;
+ uint32_t button;
+ uint32_t seat_button_count;
+ enum libinput_button_state state;
+ enum libinput_pointer_axis axis;
+ double value;
+};
+
+struct libinput_event_touch {
+ struct libinput_event base;
+ uint32_t time;
+ int32_t slot;
+ int32_t seat_slot;
+ double x;
+ double y;
+};
+
+static void
+libinput_default_log_func(struct libinput *libinput,
+ enum libinput_log_priority priority,
+ const char *format, va_list args)
+{
+ const char *prefix;
+
+ switch(priority) {
+ case LIBINPUT_LOG_PRIORITY_DEBUG: prefix = "debug"; break;
+ case LIBINPUT_LOG_PRIORITY_INFO: prefix = "info"; break;
+ case LIBINPUT_LOG_PRIORITY_ERROR: prefix = "error"; break;
+ default: prefix="<invalid priority>"; break;
+ }
+
+ fprintf(stderr, "libinput %s: ", prefix);
+ vfprintf(stderr, format, args);
+}
+
+void
+log_msg_va(struct libinput *libinput,
+ enum libinput_log_priority priority,
+ const char *format,
+ va_list args)
+{
+ if (libinput->log_handler &&
+ libinput->log_priority <= priority)
+ libinput->log_handler(libinput, priority, format, args);
+}
+
+void
+log_msg(struct libinput *libinput,
+ enum libinput_log_priority priority,
+ const char *format, ...)
+{
+ va_list args;
+
+ va_start(args, format);
+ log_msg_va(libinput, priority, format, args);
+ va_end(args);
+}
+
+LIBINPUT_EXPORT void
+libinput_log_set_priority(struct libinput *libinput,
+ enum libinput_log_priority priority)
+{
+ libinput->log_priority = priority;
+}
+
+LIBINPUT_EXPORT enum libinput_log_priority
+libinput_log_get_priority(const struct libinput *libinput)
+{
+ return libinput->log_priority;
+}
+
+LIBINPUT_EXPORT void
+libinput_log_set_handler(struct libinput *libinput,
+ libinput_log_handler log_handler)
+{
+ libinput->log_handler = log_handler;
+}
+
+static void
+libinput_post_event(struct libinput *libinput,
+ struct libinput_event *event);
+
+LIBINPUT_EXPORT enum libinput_event_type
+libinput_event_get_type(struct libinput_event *event)
+{
+ return event->type;
+}
+
+LIBINPUT_EXPORT struct libinput *
+libinput_event_get_context(struct libinput_event *event)
+{
+ return event->device->seat->libinput;
+}
+
+LIBINPUT_EXPORT struct libinput_device *
+libinput_event_get_device(struct libinput_event *event)
+{
+ return event->device;
+}
+
+LIBINPUT_EXPORT struct libinput_event_pointer *
+libinput_event_get_pointer_event(struct libinput_event *event)
+{
+ switch (event->type) {
+ case LIBINPUT_EVENT_NONE:
+ abort(); /* not used as actual event type */
+ case LIBINPUT_EVENT_DEVICE_ADDED:
+ case LIBINPUT_EVENT_DEVICE_REMOVED:
+ case LIBINPUT_EVENT_KEYBOARD_KEY:
+ break;
+ case LIBINPUT_EVENT_POINTER_MOTION:
+ case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
+ case LIBINPUT_EVENT_POINTER_BUTTON:
+ case LIBINPUT_EVENT_POINTER_AXIS:
+ return (struct libinput_event_pointer *) event;
+ case LIBINPUT_EVENT_TOUCH_DOWN:
+ case LIBINPUT_EVENT_TOUCH_UP:
+ case LIBINPUT_EVENT_TOUCH_MOTION:
+ case LIBINPUT_EVENT_TOUCH_CANCEL:
+ case LIBINPUT_EVENT_TOUCH_FRAME:
+ break;
+ }
+
+ return NULL;
+}
+
+LIBINPUT_EXPORT struct libinput_event_keyboard *
+libinput_event_get_keyboard_event(struct libinput_event *event)
+{
+ switch (event->type) {
+ case LIBINPUT_EVENT_NONE:
+ abort(); /* not used as actual event type */
+ case LIBINPUT_EVENT_DEVICE_ADDED:
+ case LIBINPUT_EVENT_DEVICE_REMOVED:
+ break;
+ case LIBINPUT_EVENT_KEYBOARD_KEY:
+ return (struct libinput_event_keyboard *) event;
+ case LIBINPUT_EVENT_POINTER_MOTION:
+ case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
+ case LIBINPUT_EVENT_POINTER_BUTTON:
+ case LIBINPUT_EVENT_POINTER_AXIS:
+ case LIBINPUT_EVENT_TOUCH_DOWN:
+ case LIBINPUT_EVENT_TOUCH_UP:
+ case LIBINPUT_EVENT_TOUCH_MOTION:
+ case LIBINPUT_EVENT_TOUCH_CANCEL:
+ case LIBINPUT_EVENT_TOUCH_FRAME:
+ break;
+ }
+
+ return NULL;
+}
+
+LIBINPUT_EXPORT struct libinput_event_touch *
+libinput_event_get_touch_event(struct libinput_event *event)
+{
+ switch (event->type) {
+ case LIBINPUT_EVENT_NONE:
+ abort(); /* not used as actual event type */
+ case LIBINPUT_EVENT_DEVICE_ADDED:
+ case LIBINPUT_EVENT_DEVICE_REMOVED:
+ case LIBINPUT_EVENT_KEYBOARD_KEY:
+ case LIBINPUT_EVENT_POINTER_MOTION:
+ case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
+ case LIBINPUT_EVENT_POINTER_BUTTON:
+ case LIBINPUT_EVENT_POINTER_AXIS:
+ break;
+ case LIBINPUT_EVENT_TOUCH_DOWN:
+ case LIBINPUT_EVENT_TOUCH_UP:
+ case LIBINPUT_EVENT_TOUCH_MOTION:
+ case LIBINPUT_EVENT_TOUCH_CANCEL:
+ case LIBINPUT_EVENT_TOUCH_FRAME:
+ return (struct libinput_event_touch *) event;
+ }
+
+ return NULL;
+}
+
+LIBINPUT_EXPORT struct libinput_event_device_notify *
+libinput_event_get_device_notify_event(struct libinput_event *event)
+{
+ switch (event->type) {
+ case LIBINPUT_EVENT_NONE:
+ abort(); /* not used as actual event type */
+ case LIBINPUT_EVENT_DEVICE_ADDED:
+ case LIBINPUT_EVENT_DEVICE_REMOVED:
+ return (struct libinput_event_device_notify *) event;
+ case LIBINPUT_EVENT_KEYBOARD_KEY:
+ case LIBINPUT_EVENT_POINTER_MOTION:
+ case LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE:
+ case LIBINPUT_EVENT_POINTER_BUTTON:
+ case LIBINPUT_EVENT_POINTER_AXIS:
+ case LIBINPUT_EVENT_TOUCH_DOWN:
+ case LIBINPUT_EVENT_TOUCH_UP:
+ case LIBINPUT_EVENT_TOUCH_MOTION:
+ case LIBINPUT_EVENT_TOUCH_CANCEL:
+ case LIBINPUT_EVENT_TOUCH_FRAME:
+ break;
+ }
+
+ return NULL;
+}
+
+LIBINPUT_EXPORT uint32_t
+libinput_event_keyboard_get_time(struct libinput_event_keyboard *event)
+{
+ return event->time;
+}
+
+LIBINPUT_EXPORT uint32_t
+libinput_event_keyboard_get_key(struct libinput_event_keyboard *event)
+{
+ return event->key;
+}
+
+LIBINPUT_EXPORT enum libinput_key_state
+libinput_event_keyboard_get_key_state(struct libinput_event_keyboard *event)
+{
+ return event->state;
+}
+
+LIBINPUT_EXPORT uint32_t
+libinput_event_keyboard_get_seat_key_count(
+ struct libinput_event_keyboard *event)
+{
+ return event->seat_key_count;
+}
+
+LIBINPUT_EXPORT uint32_t
+libinput_event_pointer_get_time(struct libinput_event_pointer *event)
+{
+ return event->time;
+}
+
+LIBINPUT_EXPORT double
+libinput_event_pointer_get_dx(struct libinput_event_pointer *event)
+{
+ return event->x;
+}
+
+LIBINPUT_EXPORT double
+libinput_event_pointer_get_dy(struct libinput_event_pointer *event)
+{
+ return event->y;
+}
+
+LIBINPUT_EXPORT double
+libinput_event_pointer_get_absolute_x(struct libinput_event_pointer *event)
+{
+ struct evdev_device *device =
+ (struct evdev_device *) event->base.device;
+
+ return evdev_convert_to_mm(device->abs.absinfo_x, event->x);
+}
+
+LIBINPUT_EXPORT double
+libinput_event_pointer_get_absolute_y(struct libinput_event_pointer *event)
+{
+ struct evdev_device *device =
+ (struct evdev_device *) event->base.device;
+
+ return evdev_convert_to_mm(device->abs.absinfo_y, event->y);
+}
+
+LIBINPUT_EXPORT double
+libinput_event_pointer_get_absolute_x_transformed(
+ struct libinput_event_pointer *event,
+ uint32_t width)
+{
+ struct evdev_device *device =
+ (struct evdev_device *) event->base.device;
+
+ return evdev_device_transform_x(device, event->x, width);
+}
+
+LIBINPUT_EXPORT double
+libinput_event_pointer_get_absolute_y_transformed(
+ struct libinput_event_pointer *event,
+ uint32_t height)
+{
+ struct evdev_device *device =
+ (struct evdev_device *) event->base.device;
+
+ return evdev_device_transform_y(device, event->y, height);
+}
+
+LIBINPUT_EXPORT uint32_t
+libinput_event_pointer_get_button(struct libinput_event_pointer *event)
+{
+ return event->button;
+}
+
+LIBINPUT_EXPORT enum libinput_button_state
+libinput_event_pointer_get_button_state(struct libinput_event_pointer *event)
+{
+ return event->state;
+}
+
+LIBINPUT_EXPORT uint32_t
+libinput_event_pointer_get_seat_button_count(
+ struct libinput_event_pointer *event)
+{
+ return event->seat_button_count;
+}
+
+LIBINPUT_EXPORT enum libinput_pointer_axis
+libinput_event_pointer_get_axis(struct libinput_event_pointer *event)
+{
+ return event->axis;
+}
+
+LIBINPUT_EXPORT double
+libinput_event_pointer_get_axis_value(struct libinput_event_pointer *event)
+{
+ return event->value;
+}
+
+LIBINPUT_EXPORT uint32_t
+libinput_event_touch_get_time(struct libinput_event_touch *event)
+{
+ return event->time;
+}
+
+LIBINPUT_EXPORT int32_t
+libinput_event_touch_get_slot(struct libinput_event_touch *event)
+{
+ return event->slot;
+}
+
+LIBINPUT_EXPORT int32_t
+libinput_event_touch_get_seat_slot(struct libinput_event_touch *event)
+{
+ return event->seat_slot;
+}
+
+LIBINPUT_EXPORT double
+libinput_event_touch_get_x(struct libinput_event_touch *event)
+{
+ struct evdev_device *device =
+ (struct evdev_device *) event->base.device;
+
+ return evdev_convert_to_mm(device->abs.absinfo_x, event->x);
+}
+
+LIBINPUT_EXPORT double
+libinput_event_touch_get_x_transformed(struct libinput_event_touch *event,
+ uint32_t width)
+{
+ struct evdev_device *device =
+ (struct evdev_device *) event->base.device;
+
+ return evdev_device_transform_x(device, event->x, width);
+}
+
+LIBINPUT_EXPORT double
+libinput_event_touch_get_y_transformed(struct libinput_event_touch *event,
+ uint32_t height)
+{
+ struct evdev_device *device =
+ (struct evdev_device *) event->base.device;
+
+ return evdev_device_transform_y(device, event->y, height);
+}
+
+LIBINPUT_EXPORT double
+libinput_event_touch_get_y(struct libinput_event_touch *event)
+{
+ struct evdev_device *device =
+ (struct evdev_device *) event->base.device;
+
+ return evdev_convert_to_mm(device->abs.absinfo_y, event->y);
+}
+
+struct libinput_source *
+libinput_add_fd(struct libinput *libinput,
+ int fd,
+ libinput_source_dispatch_t dispatch,
+ void *user_data)
+{
+ struct libinput_source *source;
+ struct epoll_event ep;
+
+ source = malloc(sizeof *source);
+ if (!source)
+ return NULL;
+
+ source->dispatch = dispatch;
+ source->user_data = user_data;
+ source->fd = fd;
+
+ memset(&ep, 0, sizeof ep);
+ ep.events = EPOLLIN;
+ ep.data.ptr = source;
+
+ if (epoll_ctl(libinput->epoll_fd, EPOLL_CTL_ADD, fd, &ep) < 0) {
+ close(source->fd);
+ free(source);
+ return NULL;
+ }
+
+ return source;
+}
+
+void
+libinput_remove_source(struct libinput *libinput,
+ struct libinput_source *source)
+{
+ epoll_ctl(libinput->epoll_fd, EPOLL_CTL_DEL, source->fd, NULL);
+ source->fd = -1;
+ list_insert(&libinput->source_destroy_list, &source->link);
+}
+
+int
+libinput_init(struct libinput *libinput,
+ const struct libinput_interface *interface,
+ const struct libinput_interface_backend *interface_backend,
+ void *user_data)
+{
+ libinput->epoll_fd = epoll_create1(EPOLL_CLOEXEC);;
+ if (libinput->epoll_fd < 0)
+ return -1;
+
+ libinput->events_len = 4;
+ libinput->events = zalloc(libinput->events_len * sizeof(*libinput->events));
+ if (!libinput->events) {
+ close(libinput->epoll_fd);
+ return -1;
+ }
+
+ libinput->log_handler = libinput_default_log_func;
+ libinput->log_priority = LIBINPUT_LOG_PRIORITY_ERROR;
+ libinput->interface = interface;
+ libinput->interface_backend = interface_backend;
+ libinput->user_data = user_data;
+ libinput->refcount = 1;
+ list_init(&libinput->source_destroy_list);
+ list_init(&libinput->seat_list);
+
+ if (libinput_timer_subsys_init(libinput) != 0) {
+ free(libinput->events);
+ close(libinput->epoll_fd);
+ return -1;
+ }
+
+ return 0;
+}
+
+static void
+libinput_device_destroy(struct libinput_device *device);
+
+static void
+libinput_seat_destroy(struct libinput_seat *seat);
+
+static void
+libinput_drop_destroyed_sources(struct libinput *libinput)
+{
+ struct libinput_source *source, *next;
+
+ list_for_each_safe(source, next, &libinput->source_destroy_list, link)
+ free(source);
+ list_init(&libinput->source_destroy_list);
+}
+
+LIBINPUT_EXPORT struct libinput *
+libinput_ref(struct libinput *libinput)
+{
+ libinput->refcount++;
+ return libinput;
+}
+
+LIBINPUT_EXPORT struct libinput *
+libinput_unref(struct libinput *libinput)
+{
+ struct libinput_event *event;
+ struct libinput_device *device, *next_device;
+ struct libinput_seat *seat, *next_seat;
+
+ if (libinput == NULL)
+ return NULL;
+
+ assert(libinput->refcount > 0);
+ libinput->refcount--;
+ if (libinput->refcount > 0)
+ return libinput;
+
+ libinput_suspend(libinput);
+
+ libinput->interface_backend->destroy(libinput);
+
+ while ((event = libinput_get_event(libinput)))
+ libinput_event_destroy(event);
+
+ free(libinput->events);
+
+ list_for_each_safe(seat, next_seat, &libinput->seat_list, link) {
+ list_for_each_safe(device, next_device,
+ &seat->devices_list,
+ link)
+ libinput_device_destroy(device);
+
+ libinput_seat_destroy(seat);
+ }
+
+ libinput_timer_subsys_destroy(libinput);
+ libinput_drop_destroyed_sources(libinput);
+ close(libinput->epoll_fd);
+ free(libinput);
+
+ return NULL;
+}
+
+LIBINPUT_EXPORT void
+libinput_event_destroy(struct libinput_event *event)
+{
+ if (event == NULL)
+ return;
+
+ if (event->device)
+ libinput_device_unref(event->device);
+
+ free(event);
+}
+
+int
+open_restricted(struct libinput *libinput,
+ const char *path, int flags)
+{
+ return libinput->interface->open_restricted(path,
+ flags,
+ libinput->user_data);
+}
+
+void
+close_restricted(struct libinput *libinput, int fd)
+{
+ return libinput->interface->close_restricted(fd, libinput->user_data);
+}
+
+void
+libinput_seat_init(struct libinput_seat *seat,
+ struct libinput *libinput,
+ const char *physical_name,
+ const char *logical_name,
+ libinput_seat_destroy_func destroy)
+{
+ seat->refcount = 1;
+ seat->libinput = libinput;
+ seat->physical_name = strdup(physical_name);
+ seat->logical_name = strdup(logical_name);
+ seat->destroy = destroy;
+ list_init(&seat->devices_list);
+ list_insert(&libinput->seat_list, &seat->link);
+}
+
+LIBINPUT_EXPORT struct libinput_seat *
+libinput_seat_ref(struct libinput_seat *seat)
+{
+ seat->refcount++;
+ return seat;
+}
+
+static void
+libinput_seat_destroy(struct libinput_seat *seat)
+{
+ list_remove(&seat->link);
+ free(seat->logical_name);
+ free(seat->physical_name);
+ seat->destroy(seat);
+}
+
+LIBINPUT_EXPORT struct libinput_seat *
+libinput_seat_unref(struct libinput_seat *seat)
+{
+ assert(seat->refcount > 0);
+ seat->refcount--;
+ if (seat->refcount == 0) {
+ libinput_seat_destroy(seat);
+ return NULL;
+ } else {
+ return seat;
+ }
+}
+
+LIBINPUT_EXPORT void
+libinput_seat_set_user_data(struct libinput_seat *seat, void *user_data)
+{
+ seat->user_data = user_data;
+}
+
+LIBINPUT_EXPORT void *
+libinput_seat_get_user_data(struct libinput_seat *seat)
+{
+ return seat->user_data;
+}
+
+LIBINPUT_EXPORT const char *
+libinput_seat_get_physical_name(struct libinput_seat *seat)
+{
+ return seat->physical_name;
+}
+
+LIBINPUT_EXPORT const char *
+libinput_seat_get_logical_name(struct libinput_seat *seat)
+{
+ return seat->logical_name;
+}
+
+void
+libinput_device_init(struct libinput_device *device,
+ struct libinput_seat *seat)
+{
+ device->seat = seat;
+ device->refcount = 1;
+}
+
+LIBINPUT_EXPORT struct libinput_device *
+libinput_device_ref(struct libinput_device *device)
+{
+ device->refcount++;
+ return device;
+}
+
+static void
+libinput_device_destroy(struct libinput_device *device)
+{
+ evdev_device_destroy((struct evdev_device *) device);
+}
+
+LIBINPUT_EXPORT struct libinput_device *
+libinput_device_unref(struct libinput_device *device)
+{
+ assert(device->refcount > 0);
+ device->refcount--;
+ if (device->refcount == 0) {
+ libinput_device_destroy(device);
+ return NULL;
+ } else {
+ return device;
+ }
+}
+
+LIBINPUT_EXPORT int
+libinput_get_fd(struct libinput *libinput)
+{
+ return libinput->epoll_fd;
+}
+
+LIBINPUT_EXPORT int
+libinput_dispatch(struct libinput *libinput)
+{
+ struct libinput_source *source;
+ struct epoll_event ep[32];
+ int i, count;
+
+ count = epoll_wait(libinput->epoll_fd, ep, ARRAY_LENGTH(ep), 0);
+ if (count < 0)
+ return -errno;
+
+ for (i = 0; i < count; ++i) {
+ source = ep[i].data.ptr;
+ if (source->fd == -1)
+ continue;
+
+ source->dispatch(source->user_data);
+ }
+
+ libinput_drop_destroyed_sources(libinput);
+
+ return 0;
+}
+
+static uint32_t
+update_seat_key_count(struct libinput_seat *seat,
+ int32_t key,
+ enum libinput_key_state state)
+{
+ assert(key >= 0 && key <= KEY_MAX);
+
+ switch (state) {
+ case LIBINPUT_KEY_STATE_PRESSED:
+ return ++seat->button_count[key];
+ case LIBINPUT_KEY_STATE_RELEASED:
+ /* We might not have received the first PRESSED event. */
+ if (seat->button_count[key] == 0)
+ return 0;
+
+ return --seat->button_count[key];
+ }
+
+ return 0;
+}
+
+static uint32_t
+update_seat_button_count(struct libinput_seat *seat,
+ int32_t button,
+ enum libinput_button_state state)
+{
+ assert(button >= 0 && button <= KEY_MAX);
+
+ switch (state) {
+ case LIBINPUT_BUTTON_STATE_PRESSED:
+ return ++seat->button_count[button];
+ case LIBINPUT_BUTTON_STATE_RELEASED:
+ /* We might not have received the first PRESSED event. */
+ if (seat->button_count[button] == 0)
+ return 0;
+
+ return --seat->button_count[button];
+ }
+
+ return 0;
+}
+
+static void
+init_event_base(struct libinput_event *event,
+ struct libinput_device *device,
+ enum libinput_event_type type)
+{
+ event->type = type;
+ event->device = device;
+}
+
+static void
+post_base_event(struct libinput_device *device,
+ enum libinput_event_type type,
+ struct libinput_event *event)
+{
+ struct libinput *libinput = device->seat->libinput;
+ init_event_base(event, device, type);
+ libinput_post_event(libinput, event);
+}
+
+static void
+post_device_event(struct libinput_device *device,
+ enum libinput_event_type type,
+ struct libinput_event *event)
+{
+ init_event_base(event, device, type);
+ libinput_post_event(device->seat->libinput, event);
+}
+
+void
+notify_added_device(struct libinput_device *device)
+{
+ struct libinput_event_device_notify *added_device_event;
+
+ added_device_event = zalloc(sizeof *added_device_event);
+ if (!added_device_event)
+ return;
+
+ post_base_event(device,
+ LIBINPUT_EVENT_DEVICE_ADDED,
+ &added_device_event->base);
+}
+
+void
+notify_removed_device(struct libinput_device *device)
+{
+ struct libinput_event_device_notify *removed_device_event;
+
+ removed_device_event = zalloc(sizeof *removed_device_event);
+ if (!removed_device_event)
+ return;
+
+ post_base_event(device,
+ LIBINPUT_EVENT_DEVICE_REMOVED,
+ &removed_device_event->base);
+}
void
keyboard_notify_key(struct libinput_device *device,
uint32_t time,
uint32_t key,
- enum libinput_keyboard_key_state state)
+ enum libinput_key_state state)
{
- if (device->keyboard_listener)
- device->keyboard_listener->notify_key(
- time, key, state,
- device->keyboard_listener_data);
+ struct libinput_event_keyboard *key_event;
+ uint32_t seat_key_count;
+
+ key_event = zalloc(sizeof *key_event);
+ if (!key_event)
+ return;
+
+ seat_key_count = update_seat_key_count(device->seat, key, state);
+
+ *key_event = (struct libinput_event_keyboard) {
+ .time = time,
+ .key = key,
+ .state = state,
+ .seat_key_count = seat_key_count,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_KEYBOARD_KEY,
+ &key_event->base);
}
void
pointer_notify_motion(struct libinput_device *device,
uint32_t time,
- li_fixed_t dx,
- li_fixed_t dy)
+ double dx,
+ double dy)
{
- if (device->pointer_listener)
- device->pointer_listener->notify_motion(
- time, dx, dy,
- device->pointer_listener_data);
+ struct libinput_event_pointer *motion_event;
+
+ motion_event = zalloc(sizeof *motion_event);
+ if (!motion_event)
+ return;
+
+ *motion_event = (struct libinput_event_pointer) {
+ .time = time,
+ .x = dx,
+ .y = dy,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_POINTER_MOTION,
+ &motion_event->base);
}
void
pointer_notify_motion_absolute(struct libinput_device *device,
uint32_t time,
- li_fixed_t x,
- li_fixed_t y)
+ double x,
+ double y)
{
- if (device->pointer_listener)
- device->pointer_listener->notify_motion_absolute(
- time, x, y,
- device->pointer_listener_data);
+ struct libinput_event_pointer *motion_absolute_event;
+
+ motion_absolute_event = zalloc(sizeof *motion_absolute_event);
+ if (!motion_absolute_event)
+ return;
+
+ *motion_absolute_event = (struct libinput_event_pointer) {
+ .time = time,
+ .x = x,
+ .y = y,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_POINTER_MOTION_ABSOLUTE,
+ &motion_absolute_event->base);
}
void
pointer_notify_button(struct libinput_device *device,
uint32_t time,
int32_t button,
- enum libinput_pointer_button_state state)
+ enum libinput_button_state state)
{
- if (device->pointer_listener)
- device->pointer_listener->notify_button(
- time, button, state,
- device->pointer_listener_data);
+ struct libinput_event_pointer *button_event;
+ int32_t seat_button_count;
+
+ button_event = zalloc(sizeof *button_event);
+ if (!button_event)
+ return;
+
+ seat_button_count = update_seat_button_count(device->seat,
+ button,
+ state);
+
+ *button_event = (struct libinput_event_pointer) {
+ .time = time,
+ .button = button,
+ .state = state,
+ .seat_button_count = seat_button_count,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_POINTER_BUTTON,
+ &button_event->base);
}
void
pointer_notify_axis(struct libinput_device *device,
uint32_t time,
enum libinput_pointer_axis axis,
- li_fixed_t value)
+ double value)
{
- if (device->pointer_listener)
- device->pointer_listener->notify_axis(
- time, axis, value,
- device->pointer_listener_data);
+ struct libinput_event_pointer *axis_event;
+
+ axis_event = zalloc(sizeof *axis_event);
+ if (!axis_event)
+ return;
+
+ *axis_event = (struct libinput_event_pointer) {
+ .time = time,
+ .axis = axis,
+ .value = value,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_POINTER_AXIS,
+ &axis_event->base);
}
void
-touch_notify_touch(struct libinput_device *device,
- uint32_t time,
- int32_t slot,
- li_fixed_t x,
- li_fixed_t y,
- enum libinput_touch_type touch_type)
+touch_notify_touch_down(struct libinput_device *device,
+ uint32_t time,
+ int32_t slot,
+ int32_t seat_slot,
+ double x,
+ double y)
{
- if (device->touch_listener)
- device->touch_listener->notify_touch(
- time, slot, x, y, touch_type,
- device->touch_listener_data);
+ struct libinput_event_touch *touch_event;
+
+ touch_event = zalloc(sizeof *touch_event);
+ if (!touch_event)
+ return;
+
+ *touch_event = (struct libinput_event_touch) {
+ .time = time,
+ .slot = slot,
+ .seat_slot = seat_slot,
+ .x = x,
+ .y = y,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_TOUCH_DOWN,
+ &touch_event->base);
}
-LIBINPUT_EXPORT void
-libinput_device_set_keyboard_listener(
- struct libinput_device *device,
- const struct libinput_keyboard_listener *listener,
- void *data)
+void
+touch_notify_touch_motion(struct libinput_device *device,
+ uint32_t time,
+ int32_t slot,
+ int32_t seat_slot,
+ double x,
+ double y)
{
- device->keyboard_listener = listener;
- device->keyboard_listener_data = data;
+ struct libinput_event_touch *touch_event;
+
+ touch_event = zalloc(sizeof *touch_event);
+ if (!touch_event)
+ return;
+
+ *touch_event = (struct libinput_event_touch) {
+ .time = time,
+ .slot = slot,
+ .seat_slot = seat_slot,
+ .x = x,
+ .y = y,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_TOUCH_MOTION,
+ &touch_event->base);
}
-LIBINPUT_EXPORT void
-libinput_device_set_pointer_listener(
- struct libinput_device *device,
- const struct libinput_pointer_listener *listener,
- void *data)
+void
+touch_notify_touch_up(struct libinput_device *device,
+ uint32_t time,
+ int32_t slot,
+ int32_t seat_slot)
{
- device->pointer_listener = listener;
- device->pointer_listener_data = data;
+ struct libinput_event_touch *touch_event;
+
+ touch_event = zalloc(sizeof *touch_event);
+ if (!touch_event)
+ return;
+
+ *touch_event = (struct libinput_event_touch) {
+ .time = time,
+ .slot = slot,
+ .seat_slot = seat_slot,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_TOUCH_UP,
+ &touch_event->base);
}
-LIBINPUT_EXPORT void
-libinput_device_set_touch_listener(
- struct libinput_device *device,
- const struct libinput_touch_listener *listener,
- void *data)
+void
+touch_notify_frame(struct libinput_device *device,
+ uint32_t time)
+{
+ struct libinput_event_touch *touch_event;
+
+ touch_event = zalloc(sizeof *touch_event);
+ if (!touch_event)
+ return;
+
+ *touch_event = (struct libinput_event_touch) {
+ .time = time,
+ };
+
+ post_device_event(device,
+ LIBINPUT_EVENT_TOUCH_FRAME,
+ &touch_event->base);
+}
+
+static void
+libinput_post_event(struct libinput *libinput,
+ struct libinput_event *event)
{
- device->touch_listener = listener;
- device->touch_listener_data = data;
+ struct libinput_event **events = libinput->events;
+ size_t events_len = libinput->events_len;
+ size_t events_count = libinput->events_count;
+ size_t move_len;
+ size_t new_out;
+
+ events_count++;
+ if (events_count > events_len) {
+ events_len *= 2;
+ events = realloc(events, events_len * sizeof *events);
+ if (!events) {
+ fprintf(stderr, "Failed to reallocate event ring "
+ "buffer");
+ return;
+ }
+
+ if (libinput->events_count > 0 && libinput->events_in == 0) {
+ libinput->events_in = libinput->events_len;
+ } else if (libinput->events_count > 0 &&
+ libinput->events_out >= libinput->events_in) {
+ move_len = libinput->events_len - libinput->events_out;
+ new_out = events_len - move_len;
+ memmove(events + new_out,
+ events + libinput->events_out,
+ move_len * sizeof *events);
+ libinput->events_out = new_out;
+ }
+
+ libinput->events = events;
+ libinput->events_len = events_len;
+ }
+
+ if (event->device)
+ libinput_device_ref(event->device);
+
+ libinput->events_count = events_count;
+ events[libinput->events_in] = event;
+ libinput->events_in = (libinput->events_in + 1) % libinput->events_len;
+}
+
+LIBINPUT_EXPORT struct libinput_event *
+libinput_get_event(struct libinput *libinput)
+{
+ struct libinput_event *event;
+
+ if (libinput->events_count == 0)
+ return NULL;
+
+ event = libinput->events[libinput->events_out];
+ libinput->events_out =
+ (libinput->events_out + 1) % libinput->events_len;
+ libinput->events_count--;
+
+ return event;
+}
+
+LIBINPUT_EXPORT enum libinput_event_type
+libinput_next_event_type(struct libinput *libinput)
+{
+ struct libinput_event *event;
+
+ if (libinput->events_count == 0)
+ return LIBINPUT_EVENT_NONE;
+
+ event = libinput->events[libinput->events_out];
+ return event->type;
+}
+
+LIBINPUT_EXPORT void *
+libinput_get_user_data(struct libinput *libinput)
+{
+ return libinput->user_data;
}
LIBINPUT_EXPORT int
-libinput_device_dispatch(struct libinput_device *device)
+libinput_resume(struct libinput *libinput)
{
- return evdev_device_dispatch((struct evdev_device *) device);
+ return libinput->interface_backend->resume(libinput);
}
LIBINPUT_EXPORT void
-libinput_device_destroy(struct libinput_device *device)
+libinput_suspend(struct libinput *libinput)
{
- evdev_device_destroy((struct evdev_device *) device);
+ libinput->interface_backend->suspend(libinput);
+}
+
+LIBINPUT_EXPORT void
+libinput_device_set_user_data(struct libinput_device *device, void *user_data)
+{
+ device->user_data = user_data;
+}
+
+LIBINPUT_EXPORT void *
+libinput_device_get_user_data(struct libinput_device *device)
+{
+ return device->user_data;
+}
+
+LIBINPUT_EXPORT const char *
+libinput_device_get_sysname(struct libinput_device *device)
+{
+ return evdev_device_get_sysname((struct evdev_device *) device);
+}
+
+LIBINPUT_EXPORT const char *
+libinput_device_get_name(struct libinput_device *device)
+{
+ return evdev_device_get_name((struct evdev_device *) device);
+}
+
+LIBINPUT_EXPORT unsigned int
+libinput_device_get_id_product(struct libinput_device *device)
+{
+ return evdev_device_get_id_product((struct evdev_device *) device);
+}
+
+LIBINPUT_EXPORT unsigned int
+libinput_device_get_id_vendor(struct libinput_device *device)
+{
+ return evdev_device_get_id_vendor((struct evdev_device *) device);
+}
+
+LIBINPUT_EXPORT const char *
+libinput_device_get_output_name(struct libinput_device *device)
+{
+ return evdev_device_get_output((struct evdev_device *) device);
+}
+
+LIBINPUT_EXPORT struct libinput_seat *
+libinput_device_get_seat(struct libinput_device *device)
+{
+ return device->seat;
}
LIBINPUT_EXPORT void
{
evdev_device_calibrate((struct evdev_device *) device, calibration);
}
+
+LIBINPUT_EXPORT int
+libinput_device_has_capability(struct libinput_device *device,
+ enum libinput_device_capability capability)
+{
+ return evdev_device_has_capability((struct evdev_device *) device,
+ capability);
+}
+
+LIBINPUT_EXPORT int
+libinput_device_get_size(struct libinput_device *device,
+ double *width,
+ double *height)
+{
+ return evdev_device_get_size((struct evdev_device *)device,
+ width,
+ height);
+}
+
+LIBINPUT_EXPORT struct libinput_event *
+libinput_event_device_notify_get_base_event(struct libinput_event_device_notify *event)
+{
+ return &event->base;
+}
+
+LIBINPUT_EXPORT struct libinput_event *
+libinput_event_keyboard_get_base_event(struct libinput_event_keyboard *event)
+{
+ return &event->base;
+}
+
+LIBINPUT_EXPORT struct libinput_event *
+libinput_event_pointer_get_base_event(struct libinput_event_pointer *event)
+{
+ return &event->base;
+}
+
+LIBINPUT_EXPORT struct libinput_event *
+libinput_event_touch_get_base_event(struct libinput_event_touch *event)
+{
+ return &event->base;
+}
+
+LIBINPUT_EXPORT const char *
+libinput_config_status_to_str(enum libinput_config_status status)
+{
+ const char *str = NULL;
+
+ switch(status) {
+ case LIBINPUT_CONFIG_STATUS_SUCCESS:
+ str = "Success";
+ break;
+ case LIBINPUT_CONFIG_STATUS_UNSUPPORTED:
+ str = "Unsupported configuration option";
+ break;
+ case LIBINPUT_CONFIG_STATUS_INVALID:
+ str = "Invalid argument range";
+ break;
+ }
+
+ return str;
+}
+
+LIBINPUT_EXPORT int
+libinput_device_config_tap_get_finger_count(struct libinput_device *device)
+{
+ return device->config.tap ? device->config.tap->count(device) : 0;
+}
+
+LIBINPUT_EXPORT enum libinput_config_status
+libinput_device_config_tap_set_enabled(struct libinput_device *device,
+ enum libinput_config_tap_state enable)
+{
+ if (enable != LIBINPUT_CONFIG_TAP_ENABLED &&
+ enable != LIBINPUT_CONFIG_TAP_DISABLED)
+ return LIBINPUT_CONFIG_STATUS_INVALID;
+
+ if (enable &&
+ libinput_device_config_tap_get_finger_count(device) == 0)
+ return LIBINPUT_CONFIG_STATUS_UNSUPPORTED;
+
+ return device->config.tap->set_enabled(device, enable);
+}
+
+LIBINPUT_EXPORT enum libinput_config_tap_state
+libinput_device_config_tap_get_enabled(struct libinput_device *device)
+{
+ if (libinput_device_config_tap_get_finger_count(device) == 0)
+ return LIBINPUT_CONFIG_TAP_DISABLED;
+
+ return device->config.tap->get_enabled(device);
+}
+
+LIBINPUT_EXPORT enum libinput_config_tap_state
+libinput_device_config_tap_get_default_enabled(struct libinput_device *device)
+{
+ if (libinput_device_config_tap_get_finger_count(device) == 0)
+ return LIBINPUT_CONFIG_TAP_DISABLED;
+
+ return device->config.tap->get_default(device);
+}