static int uxkb_desc_init(struct kbd_desc **out,
const char *layout,
const char *variant,
const char *options)
{
int ret;
struct kbd_desc *desc;
struct xkb_rule_names rmlvo = {
.rules = "evdev",
.model = "evdev",
.layout = layout,
.variant = variant,
.options = options,
};
if (!out)
return -EINVAL;
desc = malloc(sizeof(*desc));
if (!desc)
return -ENOMEM;
memset(desc, 0, sizeof(*desc));
desc->ref = 1;
desc->ops = &uxkb_desc_ops;
desc->uxkb.ctx = xkb_context_new(0);
if (!desc->uxkb.ctx) {
ret = -ENOMEM;
goto err_desc;
}
desc->uxkb.keymap = xkb_map_new_from_names(desc->uxkb.ctx, &rmlvo, 0);
if (!desc->uxkb.keymap) {
log_warn("failed to create keymap (%s, %s, %s), "
"reverting to default US keymap",
layout, variant, options);
rmlvo.layout = "us";
rmlvo.variant = "";
rmlvo.options = "";
desc->uxkb.keymap = xkb_map_new_from_names(desc->uxkb.ctx,
&rmlvo, 0);
if (!desc->uxkb.keymap) {
log_warn("failed to create keymap");
ret = -EFAULT;
goto err_ctx;
}
}
log_debug("new keyboard description (%s, %s, %s)",
layout, variant, options);
*out = desc;
return 0;
err_ctx:
xkb_context_unref(desc->uxkb.ctx);
err_desc:
free(desc);
return ret;
}
static void uxkb_desc_ref(struct kbd_desc *desc)
{
if (!desc || !desc->ref)
return;
++desc->ref;
}
static void uxkb_desc_unref(struct kbd_desc *desc)
{
if (!desc || !desc->ref || --desc->ref)
return;
log_debug("destroying keyboard description");
xkb_map_unref(desc->uxkb.keymap);
xkb_context_unref(desc->uxkb.ctx);
free(desc);
}
static int uxkb_desc_alloc(struct kbd_desc *desc, struct kbd_dev **out)
{
struct kbd_dev *kbd;
kbd = malloc(sizeof(*kbd));
if (!kbd)
return -ENOMEM;
memset(kbd, 0, sizeof(*kbd));
kbd->ref = 1;
kbd->desc = desc;
kbd->ops = &uxkb_dev_ops;
kbd->uxkb.state = xkb_state_new(desc->uxkb.keymap);
if (!kbd->uxkb.state) {
free(kbd);
return -ENOMEM;
}
kbd_desc_ref(desc);
*out = kbd;
return 0;
}
static void uxkb_keysym_to_string(uint32_t keysym, char *str, size_t size)
{
xkb_keysym_get_name(keysym, str, size);
}
static void *udev_input_init(void)
{
udev_input_t *udev = (udev_input_t*)calloc(1, sizeof(*udev));
if (!udev)
return NULL;
udev->udev = udev_new();
if (!udev->udev)
{
RARCH_ERR("Failed to create udev handle.\n");
goto error;
}
udev->monitor = udev_monitor_new_from_netlink(udev->udev, "udev");
if (udev->monitor)
{
udev_monitor_filter_add_match_subsystem_devtype(udev->monitor, "input", NULL);
udev_monitor_enable_receiving(udev->monitor);
}
#ifdef HAVE_XKBCOMMON
udev->mod_map_idx = (xkb_mod_index_t *)calloc(MOD_MAP_SIZE, sizeof(xkb_mod_index_t));
if (!udev->mod_map_idx)
goto error;
udev->mod_map_bit = (uint16_t*)calloc(MOD_MAP_SIZE, sizeof(uint16_t));
if (!udev->mod_map_bit)
goto error;
udev->xkb_ctx = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
if (udev->xkb_ctx)
{
struct string_list *list = NULL;
struct xkb_rule_names rule = {0};
rule.rules = "evdev";
if (*g_settings.input.keyboard_layout)
{
list = string_split(g_settings.input.keyboard_layout, ":");
if (list && list->size >= 2)
rule.variant = list->elems[1].data;
if (list && list->size >= 1)
rule.layout = list->elems[0].data;
}
udev->xkb_map = xkb_keymap_new_from_names(udev->xkb_ctx, &rule, XKB_MAP_COMPILE_NO_FLAGS);
if (list)
string_list_free(list);
}
if (udev->xkb_map)
{
xkb_mod_index_t *map_idx = (xkb_mod_index_t*)&udev->mod_map_idx[0];
uint16_t *map_bit = (uint16_t*)&udev->mod_map_bit[0];
udev->xkb_state = xkb_state_new(udev->xkb_map);
*map_idx = xkb_keymap_mod_get_index(udev->xkb_map, XKB_MOD_NAME_CAPS);
map_idx++;
*map_bit = RETROKMOD_CAPSLOCK;
map_bit++;
*map_idx = xkb_keymap_mod_get_index(udev->xkb_map, XKB_MOD_NAME_SHIFT);
map_idx++;
*map_bit = RETROKMOD_SHIFT;
map_bit++;
*map_idx = xkb_keymap_mod_get_index(udev->xkb_map, XKB_MOD_NAME_CTRL);
map_idx++;
*map_bit = RETROKMOD_CTRL;
map_bit++;
*map_idx = xkb_keymap_mod_get_index(udev->xkb_map, XKB_MOD_NAME_ALT);
map_idx++;
*map_bit = RETROKMOD_ALT;
map_bit++;
*map_idx = xkb_keymap_mod_get_index(udev->xkb_map, XKB_MOD_NAME_LOGO);
*map_bit = RETROKMOD_META;
}
#endif
udev->epfd = epoll_create(32);
if (udev->epfd < 0)
{
RARCH_ERR("Failed to create epoll FD.\n");
goto error;
}
if (!open_devices(udev, "ID_INPUT_KEYBOARD", udev_handle_keyboard))
{
RARCH_ERR("Failed to open keyboard.\n");
goto error;
}
if (!open_devices(udev, "ID_INPUT_MOUSE", udev_handle_mouse))
{
RARCH_ERR("Failed to open mouse.\n");
goto error;
}
if (!open_devices(udev, "ID_INPUT_TOUCHPAD", udev_handle_touchpad))
{
RARCH_ERR("Failed to open touchpads.\n");
goto error;
}
/* If using KMS and we forgot this,
* we could lock ourselves out completely. */
if (!udev->num_devices)
RARCH_WARN("[udev]: Couldn't open any keyboard, mouse or touchpad. Are permissions set correctly for /dev/input/event*?\n");
udev->joypad = input_joypad_init_driver(g_settings.input.joypad_driver);
input_keymaps_init_keyboard_lut(rarch_key_map_linux);
disable_terminal_input();
return udev;
error:
udev_input_free(udev);
return NULL;
}
int _glfwPlatformInit(void)
{
_glfw.wl.cursor.handle = _glfw_dlopen("libwayland-cursor.so.0");
if (!_glfw.wl.cursor.handle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to open libwayland-cursor");
return GLFW_FALSE;
}
_glfw.wl.cursor.theme_load = (PFN_wl_cursor_theme_load)
_glfw_dlsym(_glfw.wl.cursor.handle, "wl_cursor_theme_load");
_glfw.wl.cursor.theme_destroy = (PFN_wl_cursor_theme_destroy)
_glfw_dlsym(_glfw.wl.cursor.handle, "wl_cursor_theme_destroy");
_glfw.wl.cursor.theme_get_cursor = (PFN_wl_cursor_theme_get_cursor)
_glfw_dlsym(_glfw.wl.cursor.handle, "wl_cursor_theme_get_cursor");
_glfw.wl.cursor.image_get_buffer = (PFN_wl_cursor_image_get_buffer)
_glfw_dlsym(_glfw.wl.cursor.handle, "wl_cursor_image_get_buffer");
_glfw.wl.egl.handle = _glfw_dlopen("libwayland-egl.so.1");
if (!_glfw.wl.egl.handle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to open libwayland-egl");
return GLFW_FALSE;
}
_glfw.wl.egl.window_create = (PFN_wl_egl_window_create)
_glfw_dlsym(_glfw.wl.egl.handle, "wl_egl_window_create");
_glfw.wl.egl.window_destroy = (PFN_wl_egl_window_destroy)
_glfw_dlsym(_glfw.wl.egl.handle, "wl_egl_window_destroy");
_glfw.wl.egl.window_resize = (PFN_wl_egl_window_resize)
_glfw_dlsym(_glfw.wl.egl.handle, "wl_egl_window_resize");
_glfw.wl.xkb.handle = _glfw_dlopen("libxkbcommon.so.0");
if (!_glfw.wl.xkb.handle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to open libxkbcommon");
return GLFW_FALSE;
}
_glfw.wl.xkb.context_new = (PFN_xkb_context_new)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_context_new");
_glfw.wl.xkb.context_unref = (PFN_xkb_context_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_context_unref");
_glfw.wl.xkb.keymap_new_from_string = (PFN_xkb_keymap_new_from_string)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_keymap_new_from_string");
_glfw.wl.xkb.keymap_unref = (PFN_xkb_keymap_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_keymap_unref");
_glfw.wl.xkb.keymap_mod_get_index = (PFN_xkb_keymap_mod_get_index)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_keymap_mod_get_index");
_glfw.wl.xkb.keymap_key_repeats = (PFN_xkb_keymap_key_repeats)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_keymap_key_repeats");
_glfw.wl.xkb.state_new = (PFN_xkb_state_new)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_new");
_glfw.wl.xkb.state_unref = (PFN_xkb_state_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_unref");
_glfw.wl.xkb.state_key_get_syms = (PFN_xkb_state_key_get_syms)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_key_get_syms");
_glfw.wl.xkb.state_update_mask = (PFN_xkb_state_update_mask)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_update_mask");
_glfw.wl.xkb.state_serialize_mods = (PFN_xkb_state_serialize_mods)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_serialize_mods");
#ifdef HAVE_XKBCOMMON_COMPOSE_H
_glfw.wl.xkb.compose_table_new_from_locale = (PFN_xkb_compose_table_new_from_locale)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_table_new_from_locale");
_glfw.wl.xkb.compose_table_unref = (PFN_xkb_compose_table_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_table_unref");
_glfw.wl.xkb.compose_state_new = (PFN_xkb_compose_state_new)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_new");
_glfw.wl.xkb.compose_state_unref = (PFN_xkb_compose_state_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_unref");
_glfw.wl.xkb.compose_state_feed = (PFN_xkb_compose_state_feed)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_feed");
_glfw.wl.xkb.compose_state_get_status = (PFN_xkb_compose_state_get_status)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_get_status");
_glfw.wl.xkb.compose_state_get_one_sym = (PFN_xkb_compose_state_get_one_sym)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_get_one_sym");
#endif
_glfw.wl.display = wl_display_connect(NULL);
if (!_glfw.wl.display)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to connect to display");
return GLFW_FALSE;
}
_glfw.wl.registry = wl_display_get_registry(_glfw.wl.display);
wl_registry_add_listener(_glfw.wl.registry, ®istryListener, NULL);
createKeyTables();
_glfw.wl.xkb.context = xkb_context_new(0);
if (!_glfw.wl.xkb.context)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to initialize xkb context");
return GLFW_FALSE;
}
// Sync so we got all registry objects
wl_display_roundtrip(_glfw.wl.display);
// Sync so we got all initial output events
wl_display_roundtrip(_glfw.wl.display);
if (!_glfwInitJoysticksLinux())
return GLFW_FALSE;
_glfwInitTimerPOSIX();
_glfw.wl.timerfd = -1;
if (_glfw.wl.seatVersion >= 4)
_glfw.wl.timerfd = timerfd_create(CLOCK_MONOTONIC, TFD_CLOEXEC);
if (_glfw.wl.pointer && _glfw.wl.shm)
{
_glfw.wl.cursorTheme = wl_cursor_theme_load(NULL, 32, _glfw.wl.shm);
if (!_glfw.wl.cursorTheme)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Unable to load default cursor theme");
return GLFW_FALSE;
}
_glfw.wl.cursorSurface =
wl_compositor_create_surface(_glfw.wl.compositor);
}
return GLFW_TRUE;
}
int _glfwPlatformInit(void)
{
const char *cursorTheme;
const char *cursorSizeStr;
char *cursorSizeEnd;
long cursorSizeLong;
int cursorSize;
_glfw.wl.cursor.handle = _glfw_dlopen("libwayland-cursor.so.0");
if (!_glfw.wl.cursor.handle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to open libwayland-cursor");
return GLFW_FALSE;
}
_glfw.wl.cursor.theme_load = (PFN_wl_cursor_theme_load)
_glfw_dlsym(_glfw.wl.cursor.handle, "wl_cursor_theme_load");
_glfw.wl.cursor.theme_destroy = (PFN_wl_cursor_theme_destroy)
_glfw_dlsym(_glfw.wl.cursor.handle, "wl_cursor_theme_destroy");
_glfw.wl.cursor.theme_get_cursor = (PFN_wl_cursor_theme_get_cursor)
_glfw_dlsym(_glfw.wl.cursor.handle, "wl_cursor_theme_get_cursor");
_glfw.wl.cursor.image_get_buffer = (PFN_wl_cursor_image_get_buffer)
_glfw_dlsym(_glfw.wl.cursor.handle, "wl_cursor_image_get_buffer");
_glfw.wl.egl.handle = _glfw_dlopen("libwayland-egl.so.1");
if (!_glfw.wl.egl.handle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to open libwayland-egl");
return GLFW_FALSE;
}
_glfw.wl.egl.window_create = (PFN_wl_egl_window_create)
_glfw_dlsym(_glfw.wl.egl.handle, "wl_egl_window_create");
_glfw.wl.egl.window_destroy = (PFN_wl_egl_window_destroy)
_glfw_dlsym(_glfw.wl.egl.handle, "wl_egl_window_destroy");
_glfw.wl.egl.window_resize = (PFN_wl_egl_window_resize)
_glfw_dlsym(_glfw.wl.egl.handle, "wl_egl_window_resize");
_glfw.wl.xkb.handle = _glfw_dlopen("libxkbcommon.so.0");
if (!_glfw.wl.xkb.handle)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to open libxkbcommon");
return GLFW_FALSE;
}
_glfw.wl.xkb.context_new = (PFN_xkb_context_new)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_context_new");
_glfw.wl.xkb.context_unref = (PFN_xkb_context_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_context_unref");
_glfw.wl.xkb.keymap_new_from_string = (PFN_xkb_keymap_new_from_string)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_keymap_new_from_string");
_glfw.wl.xkb.keymap_unref = (PFN_xkb_keymap_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_keymap_unref");
_glfw.wl.xkb.keymap_mod_get_index = (PFN_xkb_keymap_mod_get_index)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_keymap_mod_get_index");
_glfw.wl.xkb.keymap_key_repeats = (PFN_xkb_keymap_key_repeats)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_keymap_key_repeats");
_glfw.wl.xkb.state_new = (PFN_xkb_state_new)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_new");
_glfw.wl.xkb.state_unref = (PFN_xkb_state_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_unref");
_glfw.wl.xkb.state_key_get_syms = (PFN_xkb_state_key_get_syms)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_key_get_syms");
_glfw.wl.xkb.state_update_mask = (PFN_xkb_state_update_mask)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_update_mask");
_glfw.wl.xkb.state_serialize_mods = (PFN_xkb_state_serialize_mods)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_state_serialize_mods");
#ifdef HAVE_XKBCOMMON_COMPOSE_H
_glfw.wl.xkb.compose_table_new_from_locale = (PFN_xkb_compose_table_new_from_locale)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_table_new_from_locale");
_glfw.wl.xkb.compose_table_unref = (PFN_xkb_compose_table_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_table_unref");
_glfw.wl.xkb.compose_state_new = (PFN_xkb_compose_state_new)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_new");
_glfw.wl.xkb.compose_state_unref = (PFN_xkb_compose_state_unref)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_unref");
_glfw.wl.xkb.compose_state_feed = (PFN_xkb_compose_state_feed)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_feed");
_glfw.wl.xkb.compose_state_get_status = (PFN_xkb_compose_state_get_status)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_get_status");
_glfw.wl.xkb.compose_state_get_one_sym = (PFN_xkb_compose_state_get_one_sym)
_glfw_dlsym(_glfw.wl.xkb.handle, "xkb_compose_state_get_one_sym");
#endif
_glfw.wl.display = wl_display_connect(NULL);
if (!_glfw.wl.display)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to connect to display");
return GLFW_FALSE;
}
_glfw.wl.registry = wl_display_get_registry(_glfw.wl.display);
wl_registry_add_listener(_glfw.wl.registry, ®istryListener, NULL);
createKeyTables();
_glfw.wl.xkb.context = xkb_context_new(0);
if (!_glfw.wl.xkb.context)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Failed to initialize xkb context");
return GLFW_FALSE;
}
// Sync so we got all registry objects
wl_display_roundtrip(_glfw.wl.display);
// Sync so we got all initial output events
wl_display_roundtrip(_glfw.wl.display);
#ifdef __linux__
if (!_glfwInitJoysticksLinux())
return GLFW_FALSE;
#endif
_glfwInitTimerPOSIX();
_glfw.wl.timerfd = -1;
if (_glfw.wl.seatVersion >= 4)
_glfw.wl.timerfd = timerfd_create(CLOCK_MONOTONIC, TFD_CLOEXEC);
if (_glfw.wl.pointer && _glfw.wl.shm)
{
cursorTheme = getenv("XCURSOR_THEME");
cursorSizeStr = getenv("XCURSOR_SIZE");
cursorSize = 32;
if (cursorSizeStr)
{
errno = 0;
cursorSizeLong = strtol(cursorSizeStr, &cursorSizeEnd, 10);
if (!*cursorSizeEnd && !errno && cursorSizeLong > 0 && cursorSizeLong <= INT_MAX)
cursorSize = (int)cursorSizeLong;
}
_glfw.wl.cursorTheme =
wl_cursor_theme_load(cursorTheme, cursorSize, _glfw.wl.shm);
if (!_glfw.wl.cursorTheme)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Unable to load default cursor theme");
return GLFW_FALSE;
}
// If this happens to be NULL, we just fallback to the scale=1 version.
_glfw.wl.cursorThemeHiDPI =
wl_cursor_theme_load(cursorTheme, 2 * cursorSize, _glfw.wl.shm);
_glfw.wl.cursorSurface =
wl_compositor_create_surface(_glfw.wl.compositor);
_glfw.wl.cursorTimerfd = timerfd_create(CLOCK_MONOTONIC, TFD_CLOEXEC);
}
if (_glfw.wl.seat && _glfw.wl.dataDeviceManager)
{
_glfw.wl.dataDevice =
wl_data_device_manager_get_data_device(_glfw.wl.dataDeviceManager,
_glfw.wl.seat);
wl_data_device_add_listener(_glfw.wl.dataDevice, &dataDeviceListener, NULL);
_glfw.wl.clipboardString = malloc(4096);
if (!_glfw.wl.clipboardString)
{
_glfwInputError(GLFW_PLATFORM_ERROR,
"Wayland: Unable to allocate clipboard memory");
return GLFW_FALSE;
}
_glfw.wl.clipboardSize = 4096;
}
return GLFW_TRUE;
}