static int
evdev_configure_device(struct evdev_device *device)
{
if ((device->caps &
(EVDEV_MOTION_ABS | EVDEV_MOTION_REL | EVDEV_BUTTON))) {
weston_seat_init_pointer(device->seat);
weston_log("input device %s, %s is a pointer caps =%s%s%s\n",
device->devname, device->devnode,
device->caps & EVDEV_MOTION_ABS ? " absolute-motion" : "",
device->caps & EVDEV_MOTION_REL ? " relative-motion": "",
device->caps & EVDEV_BUTTON ? " button" : "");
}
if ((device->caps & EVDEV_KEYBOARD)) {
if (weston_seat_init_keyboard(device->seat, NULL) < 0)
return -1;
weston_log("input device %s, %s is a keyboard\n",
device->devname, device->devnode);
}
if ((device->caps & EVDEV_TOUCH)) {
weston_seat_init_touch(device->seat);
weston_log("input device %s, %s is a touch device\n",
device->devname, device->devnode);
}
return 0;
}
static void
ss_seat_handle_keymap(void *data, struct wl_keyboard *wl_keyboard,
uint32_t format, int fd, uint32_t size)
{
struct ss_seat *seat = data;
struct xkb_keymap *keymap;
char *map_str;
if (!data)
goto error;
if (format == WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1) {
map_str = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
if (map_str == MAP_FAILED) {
weston_log("mmap failed: %m\n");
goto error;
}
keymap = xkb_keymap_new_from_string(seat->base.compositor->xkb_context,
map_str,
XKB_KEYMAP_FORMAT_TEXT_V1,
0);
munmap(map_str, size);
if (!keymap) {
weston_log("failed to compile keymap\n");
goto error;
}
seat->keyboard_state_update = STATE_UPDATE_NONE;
} else if (format == WL_KEYBOARD_KEYMAP_FORMAT_NO_KEYMAP) {
weston_log("No keymap provided; falling back to default\n");
keymap = NULL;
seat->keyboard_state_update = STATE_UPDATE_AUTOMATIC;
} else {
weston_log("Invalid keymap\n");
goto error;
}
close(fd);
if (seat->base.keyboard_device_count)
weston_seat_update_keymap(&seat->base, keymap);
else
weston_seat_init_keyboard(&seat->base, keymap);
xkb_keymap_unref(keymap);
return;
error:
wl_keyboard_release(seat->parent.keyboard);
close(fd);
}
static int
headless_input_create(struct headless_backend *b)
{
weston_seat_init(&b->fake_seat, b->compositor, "default");
weston_seat_init_pointer(&b->fake_seat);
if (weston_seat_init_keyboard(&b->fake_seat, NULL) < 0)
return -1;
return 0;
}
static int
headless_input_create(struct headless_compositor *c)
{
weston_seat_init(&c->fake_seat, &c->base, "default");
weston_seat_init_pointer(&c->fake_seat);
if (weston_seat_init_keyboard(&c->fake_seat, NULL) < 0)
return -1;
return 0;
}
static void
input_handle_keymap(void *data, struct wl_keyboard *keyboard, uint32_t format,
int fd, uint32_t size)
{
struct wayland_input *input = data;
struct xkb_keymap *keymap;
char *map_str;
if (!data) {
close(fd);
return;
}
if (format != WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1) {
close(fd);
return;
}
map_str = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
if (map_str == MAP_FAILED) {
close(fd);
return;
}
keymap = xkb_map_new_from_string(input->compositor->base.xkb_context,
map_str,
XKB_KEYMAP_FORMAT_TEXT_V1,
0);
munmap(map_str, size);
close(fd);
if (!keymap) {
weston_log("failed to compile keymap\n");
return;
}
weston_seat_init_keyboard(&input->base, keymap);
xkb_map_unref(keymap);
}
static int
evdev_configure_device(struct evdev_device *device)
{
struct input_absinfo absinfo;
unsigned long ev_bits[NBITS(EV_MAX)];
unsigned long abs_bits[NBITS(ABS_MAX)];
unsigned long rel_bits[NBITS(REL_MAX)];
unsigned long key_bits[NBITS(KEY_MAX)];
int has_key, has_abs;
unsigned int i;
has_key = 0;
has_abs = 0;
device->caps = 0;
ioctl(device->fd, EVIOCGBIT(0, sizeof(ev_bits)), ev_bits);
if (TEST_BIT(ev_bits, EV_ABS)) {
has_abs = 1;
ioctl(device->fd, EVIOCGBIT(EV_ABS, sizeof(abs_bits)),
abs_bits);
if (TEST_BIT(abs_bits, ABS_X)) {
ioctl(device->fd, EVIOCGABS(ABS_X), &absinfo);
device->abs.min_x = absinfo.minimum;
device->abs.max_x = absinfo.maximum;
device->caps |= EVDEV_MOTION_ABS;
}
if (TEST_BIT(abs_bits, ABS_Y)) {
ioctl(device->fd, EVIOCGABS(ABS_Y), &absinfo);
device->abs.min_y = absinfo.minimum;
device->abs.max_y = absinfo.maximum;
device->caps |= EVDEV_MOTION_ABS;
}
if (TEST_BIT(abs_bits, ABS_MT_SLOT)) {
ioctl(device->fd, EVIOCGABS(ABS_MT_POSITION_X),
&absinfo);
device->abs.min_x = absinfo.minimum;
device->abs.max_x = absinfo.maximum;
ioctl(device->fd, EVIOCGABS(ABS_MT_POSITION_Y),
&absinfo);
device->abs.min_y = absinfo.minimum;
device->abs.max_y = absinfo.maximum;
device->is_mt = 1;
device->mt.slot = 0;
device->caps |= EVDEV_TOUCH;
}
}
if (TEST_BIT(ev_bits, EV_REL)) {
ioctl(device->fd, EVIOCGBIT(EV_REL, sizeof(rel_bits)),
rel_bits);
if (TEST_BIT(rel_bits, REL_X) || TEST_BIT(rel_bits, REL_Y))
device->caps |= EVDEV_MOTION_REL;
}
if (TEST_BIT(ev_bits, EV_KEY)) {
has_key = 1;
ioctl(device->fd, EVIOCGBIT(EV_KEY, sizeof(key_bits)),
key_bits);
if (TEST_BIT(key_bits, BTN_TOOL_FINGER) &&
!TEST_BIT(key_bits, BTN_TOOL_PEN) &&
has_abs)
device->dispatch = evdev_touchpad_create(device);
for (i = KEY_ESC; i < KEY_MAX; i++) {
if (i >= BTN_MISC && i < KEY_OK)
continue;
if (TEST_BIT(key_bits, i)) {
device->caps |= EVDEV_KEYBOARD;
break;
}
}
for (i = BTN_MISC; i < KEY_OK; i++) {
if (TEST_BIT(key_bits, i)) {
device->caps |= EVDEV_BUTTON;
break;
}
}
}
if (TEST_BIT(ev_bits, EV_LED)) {
device->caps |= EVDEV_KEYBOARD;
}
/* This rule tries to catch accelerometer devices and opt out. We may
* want to adjust the protocol later adding a proper event for dealing
* with accelerometers and implement here accordingly */
if (has_abs && !has_key && !device->is_mt) {
weston_log("input device %s, %s "
"ignored: unsupported device type\n",
device->devname, device->devnode);
return -1;
}
if ((device->caps &
(EVDEV_MOTION_ABS | EVDEV_MOTION_REL | EVDEV_BUTTON))) {
weston_seat_init_pointer(device->seat);
weston_log("input device %s, %s is a pointer caps =%s%s%s\n",
device->devname, device->devnode,
device->caps & EVDEV_MOTION_ABS ? " absolute-motion" : "",
device->caps & EVDEV_MOTION_REL ? " relative-motion": "",
device->caps & EVDEV_BUTTON ? " button" : "");
}
if ((device->caps & EVDEV_KEYBOARD)) {
weston_seat_init_keyboard(device->seat, NULL);
weston_log("input device %s, %s is a keyboard\n",
device->devname, device->devnode);
}
if ((device->caps & EVDEV_TOUCH)) {
weston_seat_init_touch(device->seat);
weston_log("input device %s, %s is a touch device\n",
device->devname, device->devnode);
}
return 0;
}
