+ * Get the number of LEDs in the keymap.
+ *
+ * @warning The range [ 0...xkb_keymap_num_leds() ) includes all of the LEDs
+ * in the keymap, but may also contain inactive LEDs. When iterating over
+ * this range, you need the handle this case when calling functions such as
+ * xkb_keymap_led_get_name() or xkb_state_led_index_is_active().
+ *
+ * @sa xkb_led_index_t
+ * @memberof xkb_keymap
+ */
+xkb_led_index_t
+xkb_keymap_num_leds(struct xkb_keymap *keymap);
+
+/**
+ * Get the name of a LED by index.
+ *
+ * @returns The name. If the index is invalid, returns NULL.
+ *
+ * @memberof xkb_keymap
+ */
+const char *
+xkb_keymap_led_get_name(struct xkb_keymap *keymap, xkb_led_index_t idx);
+
+/**
+ * Get the index of a LED by name.
+ *
+ * @returns The index. If no LED with this name exists, returns
+ * XKB_LED_INVALID.
+ *
+ * @memberof xkb_keymap
+ */
+xkb_led_index_t
+xkb_keymap_led_get_index(struct xkb_keymap *keymap, const char *name);
+
+/**