Make default layer size 16-bit (#15286)

Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>

docs/zh-cn/custom_quantum_functions.md

@@ -240,7 +240,7 @@ void suspend_wakeup_init_user(void) {
 
 ```c
 layer_state_t layer_state_set_user(layer_state_t state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case _RAISE:
         rgblight_setrgb (0x00,  0x00, 0xFF);
         break;
@@ -267,7 +267,7 @@ layer_state_t layer_state_set_user(layer_state_t state) {
 
 ### `layer_state_set_*` 函数文档
 
-* 键盘/各子版本：`uint32_t layer_state_set_kb(uint32_t state)`
+* 键盘/各子版本：`layer_state_t layer_state_set_kb(layer_state_t state)`
 * 布局: `layer_state_t layer_state_set_user(layer_state_t state)`
 
 
@@ -325,7 +325,7 @@ void keyboard_post_init_user(void) {
 
 ```c
 layer_state_t layer_state_set_user(layer_state_t state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case _RAISE:
         if (user_config.rgb_layer_change) { rgblight_sethsv_noeeprom_magenta(); rgblight_mode_noeeprom(1); }
         break;
@@ -474,4 +474,3 @@ cancel_deferred_exec(my_token);
 ```c
 #define MAX_DEFERRED_EXECUTORS 16
 ```
-

keyboards/1upkeyboards/sweet16/keymaps/ridingintraffic/keymap.c

@@ -196,7 +196,7 @@ void matrix_scan_user(void) {
   }
 }
 layer_state_t layer_state_set_user(layer_state_t state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case _TAPLAND:
         rgblight_setrgb(0, 16, 0); //green
         break;

keyboards/40percentclub/gherkin/keymaps/itsaferbie/keymap.c

@@ -105,7 +105,7 @@ void matrix_scan_user(void) {
   #ifdef RGBLIGHT_ENABLE
 
   static uint8_t old_layer = 255;
-  uint8_t new_layer = biton32(layer_state);
+  uint8_t new_layer = get_highest_layer(layer_state);
 
   // Color of the Icons.
   if (old_layer != new_layer) {

keyboards/40percentclub/half_n_half/keymaps/Boy_314/keymap.c

@@ -128,10 +128,10 @@ void tap_dance_choose_layer_reset (qk_tap_dance_state_t *state, void *user_data)
 			layer_off(_RAISE);
 			break;
 		case 3:
-			if (biton32(default_layer_state) == _DVORAK) {
+			if (get_highest_layer(default_layer_state) == _DVORAK) {
 				set_single_persistent_default_layer(_QWERTY);
 			}
-			else if (biton32(default_layer_state) == _QWERTY) {
+			else if (get_highest_layer(default_layer_state) == _QWERTY) {
 				set_single_persistent_default_layer(_DVORAK);
 			}
 			break;

keyboards/bandominedoni/keymaps/led/keymap.c

@@ -180,7 +180,7 @@ void keyboard_post_init_user(void) {
 #ifdef RGB_MATRIX_ENABLE
 void rgb_matrix_indicators_user(void) {
     if (rgb_matrix_is_enabled()) {  // turn the lights on when it is enabled.
-        uint8_t layer = biton32(layer_state);
+        uint8_t layer = get_highest_layer(layer_state);
         switch (layer) {
             case _CLOSE:
                 // rgb_matrix_set_color(pgm_read_byte(&convert_led_location2number[11]),  RGB_RED);         //  RGB_TOG  <- too heavy.

keyboards/bandominedoni/keymaps/via/keymap.c

@@ -118,7 +118,7 @@ void keyboard_post_init_user(void) {
 #ifdef RGB_MATRIX_ENABLE
 void rgb_matrix_indicators_user(void) {
     if (rgb_matrix_is_enabled()) {  // turn the lights on when it is enabled.
-        uint8_t layer = biton32(layer_state);
+        uint8_t layer = get_highest_layer(layer_state);
         switch (layer) {
             case _CLOSE:
                 // rgb_matrix_set_color(pgm_read_byte(&convert_led_location2number[11]),  RGB_RED);         //  RGB_TOG  <- too heavy.

keyboards/biacco42/ergo42/keymaps/hdbx/keymap.c

@@ -134,7 +134,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 // RGB Underglow使用時のレイヤー毎のカラー切り替え
-uint32_t layer_state_set_keymap (uint32_t state) {
+layer_state_t layer_state_set_keymap (layer_state_t state) {
   return state;
 }
 
@@ -148,7 +148,7 @@ void matrix_init_user(void) {
 layer_state_t layer_state_set_user(layer_state_t state) {
   state = update_tri_layer_state(state, _RAISE, _LOWER, _ADJUST);
 #ifdef RGBLIGHT_ENABLE
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case _RAISE:
       rgblight_setrgb_chartreuse(); // RAISE:シャルトリューズ
       break;

keyboards/bpiphany/kitten_paw/keymaps/ickerwx/keymap.c

@@ -89,7 +89,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 void matrix_scan_user(void) {
     uint8_t layer;
-    layer = biton32(layer_state);
+    layer = get_highest_layer(layer_state);
 
     if (current_layer_global != layer) {
         current_layer_global = layer;
@@ -132,7 +132,7 @@ void tap_helper(keyrecord_t *record, uint16_t orig_mod, uint16_t macro_mod, uint
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
     uint8_t layer;
-    layer = biton32(layer_state);
+    layer = get_highest_layer(layer_state);
     if (layer == PROG2) {
          if (keycode >= KC_A && keycode <= KC_EXSEL && \
              !(  // do not send LSFT + these keycodes, they are needed for emulating the US layout

keyboards/bpiphany/pegasushoof/keymaps/blowrak/keymap.c

@@ -77,7 +77,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 void matrix_scan_user(void)
 {
-	uint8_t layer = biton32(layer_state);
+	uint8_t layer = get_highest_layer(layer_state);
 	switch (layer) {
 		case KM_BLOWRAK:
 			ph_caps_led_on();

keyboards/cannonkeys/ortho75/ortho75.c

@@ -5,47 +5,48 @@
 
 uint8_t layer = 0;
 
-uint32_t layer_state_set_kb(uint32_t state) {
+layer_state_t layer_state_set_kb(layer_state_t state) {
-  state = layer_state_set_user(state);
+    state = layer_state_set_user(state);
-  layer = biton32(state);
+    layer = get_highest_layer(state);
-  return state;
+    return state;
 }
 
 bool encoder_update_kb(uint8_t index, bool clockwise) {
     if (!encoder_update_user(index, clockwise)) return false;
-  uint16_t mapped_code = 0;
+    uint16_t mapped_code = 0;
-  if (index == 0) {
+    if (index == 0) {
-    if (clockwise) {
+        if (clockwise) {
-        switch(layer){
+            switch (layer) {
-            case 0:
+                case 0:
-            default:
+                default:
-                mapped_code = KC_VOLU;
+                    mapped_code = KC_VOLU;
-                break;
+                    break;
-            case 1:
+                case 1:
-                mapped_code = KC_MEDIA_NEXT_TRACK;
+                    mapped_code = KC_MEDIA_NEXT_TRACK;
-                break;
+                    break;
-            case 2:
+                case 2:
-                mapped_code = KC_PGDN;
+                    mapped_code = KC_PGDN;
-                break;
+                    break;
+            }
+        } else {
+            switch (layer) {
+                case 0:
+                default:
+                    mapped_code = KC_VOLD;
+                    break;
+                case 1:
+                    mapped_code = KC_MEDIA_PREV_TRACK;
+                    break;
+                case 2:
+                    mapped_code = KC_PGUP;
+                    break;
+            }
         }
-    } else {
+        uint16_t held_keycode_timer = timer_read();
-        switch(layer){
+        register_code(mapped_code);
-            case 0:
+        while (timer_elapsed(held_keycode_timer) < MEDIA_KEY_DELAY) { /* no-op */
-            default:
-                mapped_code = KC_VOLD;
-                break;
-            case 1:
-                mapped_code = KC_MEDIA_PREV_TRACK;
-                break;
-            case 2:
-                mapped_code = KC_PGUP;
-                break;
         }
+        unregister_code(mapped_code);
     }
-    uint16_t held_keycode_timer = timer_read();
+    return true;
-    register_code(mapped_code);
-    while (timer_elapsed(held_keycode_timer) < MEDIA_KEY_DELAY){ /* no-op */ }
-    unregister_code(mapped_code);
-  }
-  return true;
 }

keyboards/cannonkeys/satisfaction75/satisfaction75.c

@@ -240,7 +240,7 @@ void read_host_led_state(void) {
 
 layer_state_t layer_state_set_kb(layer_state_t state) {
   state = layer_state_set_user(state);
-  layer = biton32(state);
+  layer = get_highest_layer(state);
   oled_request_wakeup();
   return state;
 }

keyboards/ckeys/washington/keymaps/default/keymap.c

@@ -40,7 +40,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 bool encoder_update_user(uint8_t index, bool clockwise) {
-    switch (biton32(layer_state)) {
+    switch (get_highest_layer(layer_state)) {
         case _BASE:
             if (clockwise) {
                 tap_code(KC_VOLU);
@@ -62,7 +62,7 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
 bool oled_task_user(void) {
   // Host Keyboard Layer Status
   oled_write_P(PSTR("Layer: "), false);
-  switch (biton32(layer_state)) {
+  switch (get_highest_layer(layer_state)) {
     case _BASE:
       oled_write_P(PSTR("Default\n"), false);
       break;

keyboards/clueboard/66/keymaps/magicmonty/keymap.c

@@ -199,7 +199,7 @@ void matrix_scan_user(void) {
 
     if (!rgblight_config.enable || rgblight_config.mode != 1) { return; }
 
-    uint32_t layer = layer_state;
+    layer_state_t layer = layer_state;
     uint8_t val = rgblight_config.val;
 
     if (layer & (1<<_FL)) {

keyboards/crkbd/keymaps/dsanchezseco/keymap.c

@@ -84,7 +84,7 @@ oled_rotation_t oled_init_user(oled_rotation_t rotation) {
 
 const char *read_logo(void);
 bool oled_task_user(void){
-    switch (biton32(layer_state)){
+    switch (get_highest_layer(layer_state)){
         case _DVORAK:
             oled_write_ln_P(PSTR("DVRK"), false);
             break;

keyboards/crkbd/keymaps/edvorakjp/keymap.c

@@ -54,9 +54,9 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 // clang-format on
 
 #ifdef RGBLIGHT_EFFECT_STATIC_GRADIENT
-uint32_t layer_state_set_keymap(uint32_t state) {
+layer_state_t layer_state_set_keymap(layer_state_t state) {
     rgblight_mode_noeeprom(RGBLIGHT_MODE_STATIC_LIGHT);
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
         case L_EDVORAKJP_LOWER:
             rgblight_sethsv_noeeprom_red();
             break;

keyboards/crkbd/keymaps/edvorakjp/oled.c

@@ -9,7 +9,7 @@ void render_layer_state(void) {
     char layer_name[17];
     oled_write_P(PSTR("Layer: "), false);
 
-    switch (biton32(layer_state)) {
+    switch (get_highest_layer(layer_state)) {
         case L_EDVORAKJP_BASE:
             oled_write_ln_P(PSTR("Default"), false);
             break;

keyboards/crkbd/keymaps/jarred/keymap.c

@@ -84,7 +84,7 @@ const char *read_keylogs(void);
 char matrix_line_str[24];
 
 const char *read_layer_state(void) {
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
 
   strcpy(matrix_line_str, "Layer: ");
 

keyboards/dichotomy/keymaps/default/keymap.c

@@ -109,7 +109,7 @@ report_mouse_t currentReport = {};
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 	//uint8_t layer;
-	//layer = biton32(layer_state);  // get the current layer  //Or don't, I didn't use it.
+	//layer = get_highest_layer(layer_state);  // get the current layer  //Or don't, I didn't use it.
 	bool returnVal = true; //this is to determine if more key processing is needed.
 
 	 //custom layer handling for tri_layer,
@@ -437,7 +437,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 };
 
 void matrix_scan_user(void) {
-	//uint8_t layer = biton32(layer_state);
+	//uint8_t layer = get_highest_layer(layer_state);
 	for (uint8_t i = 0; i<LONGPRESS_COUNT; i++){
 		if ((timer_elapsed(special_timers[i]) >= CUSTOM_LONGPRESS) && (!special_key_states[i]) && special_key_pressed[i]){
 			switch (i + SAFE_RANGE){

keyboards/dm9records/plaid/keymaps/thehalfdeafchef/keymap.c

@@ -129,7 +129,7 @@ layer_state_t layer_state_set_user(layer_state_t state) { return update_tri_laye
 
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     switch (layer) {
         case _LOWER:

keyboards/dz60/keymaps/iso_split-spacebar/keymap.c

@@ -175,7 +175,7 @@ void matrix_scan_user(void) {
   #ifdef RGBLIGHT_ENABLE
 
   static uint8_t old_layer = 1;
-  uint8_t new_layer = biton32(layer_state);
+  uint8_t new_layer = get_highest_layer(layer_state);
 
   if (old_layer != new_layer) {
     switch (new_layer) {

keyboards/dz60/keymaps/marianas/customLogic.c

@@ -11,7 +11,7 @@ static int16_t fnTimer = 0;
 
 layer_state_t layer_state_set_user(layer_state_t state)
 {
-  switch (biton32(state))
+  switch (get_highest_layer(state))
   {
     case QWERTY:
       rgblight_mode(9);

keyboards/dz60/keymaps/xtonhasvim/keymap.c

@@ -73,7 +73,7 @@ layer_state_t layer_state_set_user(layer_state_t state) {
   static uint32_t last_state = 0;
 
   if(last_state != state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case _CMD:
       user_led_on();
       break;
@@ -85,5 +85,3 @@ layer_state_t layer_state_set_user(layer_state_t state) {
   }
   return state;
 }
-
-

keyboards/dztech/dz60rgb/keymaps/matthewrobo/keymap.c

@@ -96,7 +96,7 @@ void rgb_matrix_indicators_user(void)
 	uint8_t this_led = host_keyboard_leds();
 
 	if (!g_suspend_state && rgb_matrix_config.enable) {
-		switch (biton32(layer_state)) {
+		switch (get_highest_layer(layer_state)) {
 		case _NAV:
 			if (this_led & (1 << USB_LED_NUM_LOCK)) {
 				rgb_matrix_set_color(13, 0xFF, 0x00, 0x00);

keyboards/dztech/dz60rgb/keymaps/mekanist/keymap.c

@@ -62,7 +62,7 @@ void rgb_matrix_indicators_user(void)
 	uint8_t this_led = host_keyboard_leds();
 
 	if (!g_suspend_state && rgb_matrix_config.enable) {
-		switch (biton32(layer_state)) {
+		switch (get_highest_layer(layer_state)) {
 		case _LAYER1:
 			rgb_matrix_layer_helper(0xFF, 0x00, 0x00); break;
 
@@ -78,7 +78,7 @@ void rgb_matrix_indicators_user(void)
 		rgb_matrix_set_color(40, 0xFF, 0xFF, 0xFF);
 	}
 
-	switch (biton32(layer_state)) {
+	switch (get_highest_layer(layer_state)) {
 	case _LAYER3:
 		if (this_led & (1 << USB_LED_NUM_LOCK)) {
 			rgb_matrix_set_color(13, 0xFF, 0x00, 0x00);

keyboards/dztech/dz60rgb/keymaps/perseid/keymap.c

@@ -37,7 +37,7 @@ void rgb_matrix_layer_helper (uint8_t red, uint8_t green, uint8_t blue) {
 void rgb_matrix_indicators_user(void)
 {
 	if (!g_suspend_state) {
-		switch (biton32(layer_state)) {
+		switch (get_highest_layer(layer_state)) {
 		case _QWERTY:
 			rgb_matrix_layer_helper(0x00, 0x0F, 0xFF); break;
 
@@ -46,7 +46,7 @@ void rgb_matrix_indicators_user(void)
 		}
 	}
 
-	switch (biton32(layer_state)) {
+	switch (get_highest_layer(layer_state)) {
 	case _FNM:
 		rgb_matrix_set_color(0, 0x00, 0xFF, 0x00);
 		rgb_matrix_set_color(1, 0x00, 0x00, 0x00);

keyboards/dztech/dz65rgb/keymaps/catrielmuller/keymap.c

@@ -238,5 +238,5 @@ void rgb_matrix_indicators_user(void) {
     }
 
     // Show Selected Layer
-    rgb_matrix_set_color(layers_leds_map[biton32(layer_state)], MAIN_COLOR[0], MAIN_COLOR[1], MAIN_COLOR[2]);
+    rgb_matrix_set_color(layers_leds_map[get_highest_layer(layer_state)], MAIN_COLOR[0], MAIN_COLOR[1], MAIN_COLOR[2]);
 }

keyboards/dztech/dz65rgb/keymaps/drootz/keymap.c

@@ -174,7 +174,7 @@ void rgb_matrix_indicators_user(void) {
         }
     }
 
-    switch (biton32(layer_state)) {
+    switch (get_highest_layer(layer_state)) {
         case _FN:
             /* Dynamic Macro LED indicator */
             if (isRecording) {

keyboards/dztech/dz65rgb/keymaps/matthewrobo/keymap.c

@@ -91,7 +91,7 @@ void rgb_matrix_indicators_user(void)
 	uint8_t this_led = host_keyboard_leds();
 
 	if (!g_suspend_state && rgb_matrix_config.enable) {
-		switch (biton32(layer_state)) {
+		switch (get_highest_layer(layer_state)) {
 		case _NAV:
 			if (IS_LED_ON(this_led, USB_LED_NUM_LOCK)) {
 				rgb_matrix_set_color(17, 0xFF, 0x00, 0x00);

keyboards/ergodox_ez/keymaps/bepo_tm_style/keymap.c

@@ -190,7 +190,7 @@ static bool is_macro1_recording = false;
 // The current set of active layers (as a bitmask).
 // There is a global 'layer_state' variable but it is set after the call
 // to layer_state_set_user().
-static uint32_t current_layer_state = 0;
+static layer_state_t current_layer_state = 0;
 layer_state_t layer_state_set_user(layer_state_t state);
 
 // Method called at the end of the tap dance on the TAP_MACRO key. That key is

keyboards/ergodox_ez/keymaps/blakedietz/keymap.c

@@ -200,7 +200,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();
@@ -262,4 +262,3 @@ void matrix_scan_user(void) {
 //  }
 //  return true;
 //}
-

keyboards/ergodox_ez/keymaps/bpruitt-goddard/keymap.c

@@ -98,7 +98,7 @@ static bool is_macro1_recording = false;
 // The current set of active layers (as a bitmask).
 // There is a global 'layer_state' variable but it is set after the call
 // to layer_state_set_user().
-static uint32_t current_layer_state = 0;
+static layer_state_t current_layer_state = 0;
 layer_state_t layer_state_set_user(layer_state_t state);
 
 // Method called at the end of the tap dance on the TAP_MACRO key. That key is

keyboards/ergodox_ez/keymaps/default_osx/keymap.c

@@ -141,7 +141,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
 
   ergodox_board_led_off();
   ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/dvorak_42_key/keymap.c

@@ -725,7 +725,7 @@ void led_set_user(uint8_t usb_led) {
 
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_2_off();

keyboards/ergodox_ez/keymaps/hacker_dvorak/user/layer_set_state_user.c

@@ -1,6 +1,6 @@
 
 layer_state_t layer_state_set_user(layer_state_t state) {
-    uint8_t layer = biton32(state);
+    uint8_t layer = get_highest_layer(state);
 
     switch (layer) {
         case DVORAK:

keyboards/ergodox_ez/keymaps/heartrobotninja/keymap.c

@@ -370,7 +370,7 @@ LEADER_EXTERNS();
 void matrix_scan_user(void)
 {
 
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
 
   if (keyboard_report->mods & MOD_BIT(KC_LSFT) ||
       ((get_oneshot_mods() & MOD_BIT(KC_LSFT)) &&

keyboards/ergodox_ez/keymaps/kou/keymap.c

@@ -284,7 +284,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/lukaus/keymap.c

@@ -813,7 +813,7 @@ case RU_7:
 
 layer_state_t layer_state_set_user(layer_state_t state) {
 
-    uint8_t layer = biton32(state);
+    uint8_t layer = get_highest_layer(state);
 
   //  ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/matrixman/keymap.c

@@ -165,7 +165,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/nathanvercaemert/keymap.c

@@ -218,7 +218,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 layer_state_t layer_state_set_user(layer_state_t state) {
-  uint8_t layer = biton32(state);
+  uint8_t layer = get_highest_layer(state);
   ergodox_board_led_off();
   ergodox_right_led_1_off();
   ergodox_right_led_2_off();
@@ -431,4 +431,3 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
     }
     return true;
 }
-

keyboards/ergodox_ez/keymaps/nfriend/keymap.c

@@ -1057,7 +1057,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 }
 
 layer_state_t layer_state_set_user(layer_state_t state) {
-    uint8_t layer = biton32(state);
+    uint8_t layer = get_highest_layer(state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/profet_80/keymap.c

@@ -157,7 +157,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/pvinis/keymap.c

@@ -245,11 +245,11 @@ void keyboard_post_init_user_keymap(void) {
 }
 
 // light up leds based on the layer
-uint32_t layer_state_set_user_keymap(uint32_t state) {
+layer_state_t layer_state_set_user_keymap(layer_state_t state) {
     ergodox_right_led_1_off();
     ergodox_right_led_2_off();
     ergodox_right_led_3_off();
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
         case LR_SYSCTL:
             ergodox_right_led_3_on();  // blue
             break;
@@ -306,7 +306,7 @@ uint32_t layer_state_set_user_keymap(uint32_t state) {
 
 // SYSCTL on first tap, MOUSE ON second tap
 // void layers_dance_finished(qk_tap_dance_state_t *state, void *user_data) {
-//   uint8_t layer = biton32(layer_state);
+//   uint8_t layer = get_highest_layer(layer_state);
 
 //   switch(state->count) {
 //   case 1:

keyboards/ergodox_ez/keymaps/rgb_layer/keymap.c

@@ -228,7 +228,7 @@ layer_state_t layer_state_set_user(layer_state_t state) {
   ergodox_right_led_1_off();
   ergodox_right_led_2_off();
   ergodox_right_led_3_off();
-  switch (biton32(state)) {
+  switch (get_highest_layer(state)) {
     case SYMB:
         ergodox_right_led_1_on();
         if (user_config.rgb_layer_change) { rgblight_sethsv_noeeprom_red(); rgblight_mode_noeeprom(1); }
@@ -268,4 +268,3 @@ layer_state_t layer_state_set_user(layer_state_t state) {
     }
   return state;
 }
-

keyboards/ergodox_ez/keymaps/rishka/keymap.c

@@ -138,7 +138,7 @@ void keyboard_post_init_user(void) {
 };
 
 // Runs whenever there is a layer state change.
-uint32_t layer_state_set_user(layer_state_t state) {
+layer_state_t layer_state_set_user(layer_state_t state) {
   ergodox_board_led_off();
   ergodox_right_led_1_off();
   ergodox_right_led_2_off();

keyboards/ergodox_ez/keymaps/skug/keymap.c

@@ -228,7 +228,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/smurmann/keymap.c

@@ -139,7 +139,7 @@ void matrix_init_user(void) {
 
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
-   uint8_t layer = biton32(layer_state);
+   uint8_t layer = get_highest_layer(layer_state);
 
    if(layer == 1)
    {

keyboards/ergodox_ez/keymaps/steno/keymap.c

@@ -228,7 +228,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/testing/keymap.c

@@ -62,7 +62,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
 layer_state_t layer_state_set_user(layer_state_t state) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/keymaps/vim/keymap.c

@@ -330,7 +330,7 @@ void matrix_init_user(void) {
 };
 
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/ergodox_ez/util/compile_keymap.py

@@ -27,29 +27,34 @@ PY2 = sys.version_info.major == 2
 if PY2:
     chr = unichr
 
-
 KEYBOARD_LAYOUTS = {
     # These map positions in the parsed layout to
     # positions in the KEYMAP MATRIX
     'ergodox_ez': [
-        [ 0,  1,  2,  3,  4,  5,  6],  [38, 39, 40, 41, 42, 43, 44],
+        [0, 1, 2, 3, 4, 5, 6],
-        [ 7,  8,  9, 10, 11, 12, 13],  [45, 46, 47, 48, 49, 50, 51],
+        [38, 39, 40, 41, 42, 43, 44],
-        [14, 15, 16, 17, 18, 19    ],  [    52, 53, 54, 55, 56, 57],
+        [7, 8, 9, 10, 11, 12, 13],
-        [20, 21, 22, 23, 24, 25, 26],  [58, 59, 60, 61, 62, 63, 64],
+        [45, 46, 47, 48, 49, 50, 51],
-        [27, 28, 29, 30, 31        ],  [        65, 66, 67, 68, 69],
+        [14, 15, 16, 17, 18, 19],
-        [                    32, 33],  [70, 71                    ],
+        [52, 53, 54, 55, 56, 57],
-        [                        34],  [72                        ],
+        [20, 21, 22, 23, 24, 25, 26],
-        [                35, 36, 37],  [73, 74, 75                ],
+        [58, 59, 60, 61, 62, 63, 64],
+        [27, 28, 29, 30, 31],
+        [65, 66, 67, 68, 69],
+        [32, 33],
+        [70, 71],
+        [34],
+        [72],
+        [35, 36, 37],
+        [73, 74, 75],
     ]
 }
 
-ROW_INDENTS = {
+ROW_INDENTS = {'ergodox_ez': [0, 0, 0, 0, 0, 1, 0, 0, 0, 2, 5, 0, 6, 0, 4, 0]}
-    'ergodox_ez': [0, 0, 0, 0, 0, 1, 0, 0, 0, 2, 5, 0, 6, 0, 4, 0]
-}
 
 BLANK_LAYOUTS = [
-# Compact Layout
+    # Compact Layout
-"""
+    """
 .------------------------------------.------------------------------------.
 |     |    |    |    |    |    |     |     |    |    |    |    |    |     |
 !-----+----+----+----+----+----------!-----+----+----+----+----+----+-----!
@@ -70,8 +75,8 @@ BLANK_LAYOUTS = [
                   '-----------------' '-----------------'
 """,
 
-# Wide Layout
+    # Wide Layout
-"""
+    """
 .---------------------------------------------. .---------------------------------------------.
 |       |     |     |     |     |     |       | !       |     |     |     |     |     |       |
 !-------+-----+-----+-----+-----+-------------! !-------+-----+-----+-----+-----+-----+-------!
@@ -93,26 +98,22 @@ BLANK_LAYOUTS = [
 """,
 ]
 
-
 DEFAULT_CONFIG = {
-    "keymaps_includes": [
+    "keymaps_includes": ["keymap_common.h",],
-        "keymap_common.h",
-    ],
     'filler': "-+.'!:x",
     'separator': "|",
     'default_key_prefix': ["KC_"],
 }
 
-
 SECTIONS = [
     'layout_config',
     'layers',
 ]
 
-
 #       Markdown Parsing
 
-ONELINE_COMMENT_RE = re.compile(r"""
+ONELINE_COMMENT_RE = re.compile(
+    r"""
     ^                       # comment must be at the start of the line
     \s*                     # arbitrary whitespace
     //                      # start of the comment
@@ -121,22 +122,26 @@ ONELINE_COMMENT_RE = re.compile(r"""
 """, re.MULTILINE | re.VERBOSE
 )
 
-INLINE_COMMENT_RE = re.compile(r"""
+INLINE_COMMENT_RE = re.compile(
+    r"""
     ([\,\"\[\]\{\}\d])      # anythig that might end a expression
     \s+                     # comment must be preceded by whitespace
     //                      # start of the comment
     \s                      # and succeded by whitespace
     (?:[^\"\]\}\{\[]*)      # the comment (except things which might be json)
     $                       # until the end of line
-""", re.MULTILINE | re.VERBOSE)
+""", re.MULTILINE | re.VERBOSE
+)
 
-TRAILING_COMMA_RE = re.compile(r"""
+TRAILING_COMMA_RE = re.compile(
+    r"""
     ,                       # the comma
     (?:\s*)                 # arbitrary whitespace
     $                       # only works if the trailing comma is followed by newline
     (\s*)                   # arbitrary whitespace
     ([\]\}])                # end of an array or object
-""", re.MULTILINE | re.VERBOSE)
+""", re.MULTILINE | re.VERBOSE
+)
 
 
 def loads(raw_data):
@@ -178,9 +183,7 @@ def parse_config(path):
     def end_section():
         if section['start_line'] >= 0:
             if section['name'] == 'layout_config':
-                config.update(loads("\n".join(
+                config.update(loads("\n".join(section['code_lines'])))
-                    section['code_lines']
-                )))
             elif section['sub_name'].startswith('layer'):
                 layer_name = section['sub_name']
                 config['layer_lines'][layer_name] = section['code_lines']
@@ -215,6 +218,7 @@ def parse_config(path):
     assert 'layout' in config
     return config
 
+
 #       header file parsing
 
 IF0_RE = re.compile(r"""
@@ -224,7 +228,6 @@ IF0_RE = re.compile(r"""
     #endif
 """, re.MULTILINE | re.DOTALL | re.VERBOSE)
 
-
 COMMENT_RE = re.compile(r"""
     /\*
     .*?
@@ -244,6 +247,7 @@ def regex_partial(re_str_fmt, flags):
     def partial(*args, **kwargs):
         re_str = re_str_fmt.format(*args, **kwargs)
         return re.compile(re_str, flags)
+
     return partial
 
 
@@ -256,7 +260,6 @@ KEYDEF_REP = regex_partial(r"""
     )                   # capture group end
 """, re.MULTILINE | re.DOTALL | re.VERBOSE)
 
-
 ENUM_RE = re.compile(r"""
     (
         enum
@@ -268,7 +271,6 @@ ENUM_RE = re.compile(r"""
     )                   # capture group end
 """, re.MULTILINE | re.DOTALL | re.VERBOSE)
 
-
 ENUM_KEY_REP = regex_partial(r"""
     (
         {}              # the prefixes
@@ -309,14 +311,13 @@ def parse_valid_keys(config, out_path):
         include_path = os.path.join(dirpath, include)
         if os.path.exists(include_path):
             header_data = read_header_file(include_path)
-            valid_keycodes.update(
+            valid_keycodes.update(parse_keydefs(config, header_data))
-                parse_keydefs(config, header_data)
-            )
     return valid_keycodes
 
 
 #       Keymap Parsing
 
+
 def iter_raw_codes(layer_lines, filler, separator):
     filler_re = re.compile("[" + filler + " ]")
     for line in layer_lines:
@@ -346,28 +347,21 @@ LAYER_CHANGE_RE = re.compile(r"""
     (DF|TG|MO)\(\d+\)
 """, re.VERBOSE)
 
-
 MACRO_RE = re.compile(r"""
     M\(\w+\)
 """, re.VERBOSE)
 
-
 UNICODE_RE = re.compile(r"""
     U[0-9A-F]{4}
 """, re.VERBOSE)
 
-
 NON_CODE = re.compile(r"""
     ^[^A-Z0-9_]$
 """, re.VERBOSE)
 
 
 def parse_uni_code(raw_code):
-    macro_id = "UC_" + (
+    macro_id = "UC_" + (unicodedata.name(raw_code).replace(" ", "_").replace("-", "_"))
-        unicodedata.name(raw_code)
-        .replace(" ", "_")
-        .replace("-", "_")
-    )
     code = "M({})".format(macro_id)
     uc_hex = "{:04X}".format(ord(raw_code))
     return code, macro_id, uc_hex
@@ -407,19 +401,13 @@ def parse_code(raw_code, key_prefixes, valid_keycodes):
 
 def parse_keymap(config, key_indexes, layer_lines, valid_keycodes):
     keymap = {}
-    raw_codes = list(iter_raw_codes(
+    raw_codes = list(iter_raw_codes(layer_lines, config['filler'], config['separator']))
-        layer_lines, config['filler'], config['separator']
-    ))
     indexed_codes = iter_indexed_codes(raw_codes, key_indexes)
     key_prefixes = config['key_prefixes']
     for raw_code, key_index, row_index in indexed_codes:
-        code, macro_id, uc_hex = parse_code(
+        code, macro_id, uc_hex = parse_code(raw_code, key_prefixes, valid_keycodes)
-            raw_code, key_prefixes, valid_keycodes
-        )
         # TODO: line numbers for invalid codes
-        err_msg = "Could not parse key '{}' on row {}".format(
+        err_msg = "Could not parse key '{}' on row {}".format(raw_code, row_index)
-            raw_code, row_index
-        )
         assert code is not None, err_msg
         # print(repr(raw_code), repr(code), macro_id, uc_hex)
         if macro_id:
@@ -432,17 +420,14 @@ def parse_keymap(config, key_indexes, layer_lines, valid_keycodes):
 
 def parse_keymaps(config, valid_keycodes):
     keymaps = collections.OrderedDict()
-    key_indexes = config.get(
+    key_indexes = config.get('key_indexes', KEYBOARD_LAYOUTS[config['layout']])
-        'key_indexes', KEYBOARD_LAYOUTS[config['layout']]
-    )
     # TODO: maybe validate key_indexes
 
     for layer_name, layer_lines, in config['layer_lines'].items():
-        keymaps[layer_name] = parse_keymap(
+        keymaps[layer_name] = parse_keymap(config, key_indexes, layer_lines, valid_keycodes)
-            config, key_indexes, layer_lines, valid_keycodes
-        )
     return keymaps
 
+
 #       keymap.c output
 
 USERCODE = """
@@ -453,7 +438,7 @@ void matrix_init_user(void) {
 
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();
@@ -572,7 +557,6 @@ const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) {{
 }};
 """
 
-
 UNICODE_MACRO_TEMPLATE = """
 case {macro_id}:
     unicode_action_function(0x{hi:02x}, 0x{lo:02x});
@@ -584,9 +568,7 @@ def unicode_macro_cases(config):
     for macro_id, uc_hex in config['unicode_macros'].items():
         hi = int(uc_hex, 16) >> 8
         lo = int(uc_hex, 16) & 0xFF
-        yield UNICODE_MACRO_TEMPLATE.format(
+        yield UNICODE_MACRO_TEMPLATE.format(macro_id=macro_id, hi=hi, lo=lo)
-            macro_id=macro_id, hi=hi, lo=lo
-        )
 
 
 def iter_keymap_lines(keymap, row_indents=None):

keyboards/ergoslab/keymaps/default/keymap.c

@@ -51,7 +51,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 #ifdef RGBLIGHT_ENABLE
 layer_state_t layer_state_set_user(layer_state_t state) {
-  uint8_t layer = biton32(state);
+  uint8_t layer = get_highest_layer(state);
   switch (layer) {
       case BASE:
           rgblight_sethsv(HSV_ERGOSLAB_ORANGE);

keyboards/exclusive/e65/keymaps/masterzen/keymap.c

@@ -102,7 +102,7 @@ layer_state_t layer_state_set_user(layer_state_t state) {
         edit = false;
     }
 
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
         case _ADJUST:
             temp_config.mode = rgblight_get_mode();
             rgblight_mode_noeeprom(1);

keyboards/exclusive/e7v1/keymaps/masterzen/keymap.c

@@ -121,7 +121,7 @@ layer_state_t layer_state_set_user(layer_state_t state)
     edit = false;
   }
 
-  switch (biton32(state))
+  switch (get_highest_layer(state))
   {
   case _ADJUST:
     mode = rgblight_get_mode();

keyboards/gboards/gergo/keymaps/colemak/keymap.c

@@ -146,8 +146,8 @@ void matrix_init_user(void) {
 
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
-    //uint8_t layer = biton32(layer_state);
+    //uint8_t layer = get_highest_layer(layer_state);
-    biton32(layer_state);
+    get_highest_layer(layer_state);
 };
 
 
@@ -171,4 +171,3 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
   }
   return true;
 };
-

keyboards/gh60/revc/keymaps/dbroqua/keymap.c

@@ -101,7 +101,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 void matrix_scan_user(void) {
-    uint32_t layer = layer_state;
+    layer_state_t layer = layer_state;
 
     if (layer & (1<<1)) {
         gh60_fn_led_on();

keyboards/gh60/revc/keymaps/default/keymap.c

@@ -31,7 +31,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 void matrix_scan_user(void) {
 
 //Layer LED indicators
-    uint32_t layer = layer_state;
+    layer_state_t layer = layer_state;
 
     if (layer & (1<<1)) {
         gh60_wasd_leds_on();

keyboards/gh60/revc/keymaps/robotmaxtron/keymap.c

@@ -97,7 +97,7 @@ void matrix_scan_user(void) {
 
 // Layer LED indicators
 // ESC led on when in function layer, WASD cluster leds enabled when on arrow cluster
-    uint32_t layer = layer_state;
+    layer_state_t layer = layer_state;
     if (layer & (1<<1)) {
         gh60_wasd_leds_on();
     } else {

keyboards/gh60/satan/keymaps/addcninblue/keymap.c

@@ -177,7 +177,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 }
 
 void matrix_scan_user(void) {
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
 
   if (old_layer != layer) {
     switch (layer) {

keyboards/glenpickle/chimera_ergo/keymaps/default/keymap.c

@@ -131,7 +131,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 };
 
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     switch (layer) {
       case _QWERTY:

keyboards/glenpickle/chimera_ls/keymaps/default/keymap.c

@@ -158,7 +158,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
 
 void matrix_scan_user(void) {
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
 
   switch (layer) {
     case _QWERTY:

keyboards/glenpickle/chimera_ortho/keymaps/default/keymap.c

@@ -151,7 +151,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
 
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     switch (layer) {
       case _QWERTY:

keyboards/gon/nerdtkl/keymaps/gam3cat/keymap.c

@@ -241,7 +241,7 @@ void matrix_scan_user(void) {
 }
 
 layer_state_t layer_state_set_user(layer_state_t state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
         case _BL:
             custom_backlight_level(0);
             break;

keyboards/handwired/frenchdev/keymaps/default/keymap.c

@@ -209,7 +209,7 @@ void press_underscore(void) {
 uint8_t old_layer=_BASE;
 
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     frenchdev_led_1_off();
     frenchdev_led_2_off();

keyboards/handwired/kbod/keymaps/default/keymap.c

@@ -89,7 +89,7 @@ void matrix_init_user(void) {
 }
 
 void matrix_scan_user(void) {
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
   if (layer) {
     PORTC |= _BV(PC7);
   } else {

keyboards/handwired/prime_exl/keymaps/via/keymap.c

@@ -87,7 +87,7 @@ void led_set_user(uint8_t usb_led) {
 //function for layer indicator LED
 layer_state_t layer_state_set_user(layer_state_t state)
 {
-    if (biton32(state) == 1) {
+    if (get_highest_layer(state) == 1) {
     writePinHigh(C6);
 	} else {
 		writePinLow(C6);

keyboards/handwired/promethium/keymaps/default/keymap.c

@@ -529,7 +529,7 @@ void led_reset(void) {
 }
 
 void led_set_default_layer_indicator(void) {
-  uint8_t default_layer = biton32(default_layer_state);
+  uint8_t default_layer = get_highest_layer(default_layer_state);
   if (default_layer == _QWERTY) {
     rgbsps_set(LED_IND_QWERTY, THEME_COLOR_QWERTY);
     rgbsps_set(LED_IND_ALT, COLOR_BLANK);
@@ -553,7 +553,7 @@ void led_set_layer_indicator(void) {
   rgbsps_set(LED_IND_GREEK, COLOR_BLANK);
   rgbsps_set(LED_IND_EMOJI, COLOR_BLANK);
 
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
   if (oldlayer == layer) {
     return;
   }
@@ -1014,7 +1014,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
   lshift = keyboard_report->mods & MOD_BIT(KC_LSFT);
   rshift = keyboard_report->mods & MOD_BIT(KC_RSFT);
-  layer = biton32(layer_state);
+  layer = get_highest_layer(layer_state);
 
 #ifdef DOUBLESPACE_LAYER_ENABLE
   // double-space: send space immediately if any other key depressed before space is released

keyboards/handwired/promethium/keymaps/priyadi/keymap.c

@@ -532,7 +532,7 @@ void led_reset(void) {
 }
 
 void led_set_default_layer_indicator(void) {
-  uint8_t default_layer = biton32(default_layer_state);
+  uint8_t default_layer = get_highest_layer(default_layer_state);
   if (default_layer == _QWERTY) {
     rgbsps_set(LED_IND_QWERTY, THEME_COLOR_QWERTY);
     rgbsps_set(LED_IND_ALT, COLOR_BLANK);
@@ -556,7 +556,7 @@ void led_set_layer_indicator(void) {
   rgbsps_set(LED_IND_GREEK, COLOR_BLANK);
   rgbsps_set(LED_IND_EMOJI, COLOR_BLANK);
 
-  uint8_t layer = biton32(layer_state);
+  uint8_t layer = get_highest_layer(layer_state);
   if (oldlayer == layer) {
     return;
   }
@@ -989,7 +989,7 @@ void process_doublespace(bool pressed, bool *isactive, bool *otheractive, bool *
 }
 #endif
 
-uint32_t layer_state_set_kb(uint32_t state)
+layer_state_t layer_state_set_kb(layer_state_t state)
 {
   // turn on punc layer if both fun & num are on
   if ((state & ((1UL<<_NUM) | (1UL<<_FUN))) == ((1UL<<_NUM) | (1UL<<_FUN))) {
@@ -1017,7 +1017,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
   lshift = keyboard_report->mods & MOD_BIT(KC_LSFT);
   rshift = keyboard_report->mods & MOD_BIT(KC_RSFT);
-  layer = biton32(layer_state);
+  layer = get_highest_layer(layer_state);
 
 #ifdef DOUBLESPACE_LAYER_ENABLE
   // double-space: send space immediately if any other key depressed before space is released

keyboards/handwired/traveller/keymaps/default/keymap.c

@@ -219,7 +219,7 @@ void LayerLEDSet(uint8_t layr) {
 uint8_t old_layer = _QW;
 
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     if (old_layer != layer) {
         LayerLEDSet(layer);

keyboards/handwired/tritium_numpad/keymaps/blu/keymap.c

@@ -9,7 +9,7 @@ void keyboard_pre_init_user(void)
 layer_state_t layer_state_set_user(layer_state_t state)
 {
 	// Switch layer LED accordingly
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case 0:
         writePinHigh(B0);
         break;

keyboards/helix/pico/keymaps/mtei/keymap.c

@@ -242,7 +242,7 @@ float music_scale[][2]     = SONG(MUSIC_SCALE_SOUND);
 
 static int current_default_layer;
 
-uint32_t default_layer_state_set_kb(uint32_t state) {
+layer_state_t default_layer_state_set_kb(layer_state_t state) {
     // 1<<_QWERTY  - 1 == 1 - 1 == _QWERTY (=0)
     // 1<<_COLEMAK - 1 == 2 - 1 == _COLEMAK (=1)
     current_default_layer = state - 1;

keyboards/helix/rev2/keymaps/default/oled_display.c

@@ -86,7 +86,7 @@ static void render_layer_status(void) {
         break;
     default:
         oled_write_P(PSTR("Undef-"), false);
-        snprintf(buf,sizeof(buf), "%ld", layer_state);
+        snprintf(buf,sizeof(buf), "%u", layer_state);
         oled_write(buf, false);
     }
     oled_write_P(PSTR("\n"), false);

keyboards/helix/rev2/keymaps/edvorakjp/keymap.c

@@ -5,9 +5,9 @@
 // keymaps definitions are moved to keymap_Xrows.c.
 
 #ifdef RGBLIGHT_ENABLE
-uint32_t layer_state_set_keymap(uint32_t state) {
+layer_state_t layer_state_set_keymap(layer_state_t state) {
     rgblight_mode_noeeprom(RGBLIGHT_MODE_STATIC_LIGHT);
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
         case L_EDVORAKJP_LOWER:
             rgblight_sethsv_noeeprom_red();
             break;

keyboards/helix/rev2/keymaps/edvorakjp/oled.c

@@ -19,7 +19,7 @@ void render_layer_state(void) {
     char layer_name[17];
     oled_write_P(PSTR("Layer: "), false);
 
-    switch (biton32(layer_state)) {
+    switch (get_highest_layer(layer_state)) {
         case L_EDVORAKJP_BASE:
             oled_write_ln_P(PSTR("Default"), false);
             break;

keyboards/helix/rev2/keymaps/five_rows/keymap.c

@@ -379,8 +379,8 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 int current_default_layer;
 
-uint32_t default_layer_state_set_user(uint32_t state) {
+layer_state_t default_layer_state_set_user(layer_state_t state) {
-    current_default_layer = biton32(state);
+    current_default_layer = get_highest_layer(state);
     return state;
 }
 

keyboards/helix/rev3_5rows/keymaps/five_rows/keymap.c

@@ -379,8 +379,8 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 int current_default_layer;
 
-uint32_t default_layer_state_set_user(uint32_t state) {
+layer_state_t default_layer_state_set_user(layer_state_t state) {
-    current_default_layer = biton32(state);
+    current_default_layer = get_highest_layer(state);
     return state;
 }
 

keyboards/hineybush/h87a/keymaps/gam3cat/keymap.c

@@ -245,7 +245,7 @@ void matrix_scan_user(void) {
 }
 
 layer_state_t layer_state_set_user(layer_state_t state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
         case _BL:
             custom_backlight_level(0);
             rgblight_sethsv_noeeprom(180,100,255);

keyboards/hotdox/keymaps/default/keymap.c

@@ -163,7 +163,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_right_led_1_off();
     ergodox_right_led_2_off();

keyboards/hotdox/keymaps/eozaki/keymap.c

@@ -170,7 +170,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/hotdox/keymaps/kloki/keymap.c

@@ -189,7 +189,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/input_club/ergodox_infinity/keymaps/default/keymap.c

@@ -167,7 +167,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/input_club/ergodox_infinity/keymaps/gordon/keymap.c

@@ -335,7 +335,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_on();
     ergodox_led_all_on();

keyboards/input_club/ergodox_infinity/keymaps/halfkeyboard/keymap.c

@@ -492,7 +492,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/input_club/ergodox_infinity/keymaps/input_club/keymap.c

@@ -223,7 +223,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/input_club/ergodox_infinity/keymaps/narze/keymap.c

@@ -659,7 +659,7 @@ void matrix_setup(void) {
 }
 
 void matrix_scan_user(void) {
-  // uint8_t layer = biton32(layer_state);
+  // uint8_t layer = get_highest_layer(layer_state);
 
   //   ergodox_board_led_off();
   //   ergodox_right_led_1_off();

keyboards/input_club/ergodox_infinity/keymaps/nordic_ergo/keymap.c

@@ -221,7 +221,7 @@ void matrix_init_user(void){
 
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/input_club/ergodox_infinity/keymaps/rask/keymap.c

@@ -179,7 +179,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/input_club/ergodox_infinity/keymaps/rjhilgefort/keymap.c

@@ -309,7 +309,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
 
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/input_club/ergodox_infinity/keymaps/trulyergonomic/keymap.c

@@ -137,7 +137,7 @@ void matrix_init_user(void) {
 // Runs constantly in the background, in a loop.
 void matrix_scan_user(void) {
 
-    uint8_t layer = biton32(layer_state);
+    uint8_t layer = get_highest_layer(layer_state);
 
     ergodox_board_led_off();
     ergodox_right_led_1_off();

keyboards/input_club/infinity60/keymaps/jpetermans/keymap.c

@@ -239,7 +239,7 @@ void matrix_scan_user(void) {
     //Turn on layer indicator or page depending on mode
     switch(led_mode_global) {
       case MODE_FLASH: //flash preset page leds then single indicator
-        page = biton32(layer_state) > max_pages ? 7 : biton32(layer_state);
+        page = get_highest_layer(layer_state) > max_pages ? 7 : get_highest_layer(layer_state);
         msg=(page << 8) | DISPLAY_PAGE;
         chMBPost(&led_mailbox, msg, TIME_IMMEDIATE);
         chThdSleepMilliseconds(500);
@@ -254,7 +254,7 @@ void matrix_scan_user(void) {
         break;
 
       case MODE_PAGE: //display pre-defined led page
-        page = biton32(layer_state) > max_pages ? 7 : biton32(layer_state);
+        page = get_highest_layer(layer_state) > max_pages ? 7 : get_highest_layer(layer_state);
         msg=(page << 8) | DISPLAY_PAGE;
         chMBPost(&led_mailbox, msg, TIME_IMMEDIATE);
         break;

keyboards/jc65/v32u4/keymaps/gam3cat/keymap.c

@@ -224,7 +224,7 @@ void matrix_scan_user(void) {
 }
 
 layer_state_t layer_state_set_user(layer_state_t state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
        case _BL:
            custom_backlight_level(0);
            rgblight_sethsv_noeeprom(180,100,255);

keyboards/jones/v03_1/keymaps/default_ansi/keymap.c

@@ -253,7 +253,7 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
         }
     }
     if (index == 1) { /* Second encoder, Left side */
-        switch(biton32(layer_state)) {
+        switch(get_highest_layer(layer_state)) {
             case _LOWER:
                 if (clockwise) {
                     rgblight_decrease_hue();

keyboards/jones/v03_1/keymaps/default_jp/keymap.c

@@ -255,7 +255,7 @@ bool encoder_update_user(uint8_t index, bool clockwise) {
         }
     }
     if (index == 1) { /* Second encoder, Left side */
-        switch(biton32(layer_state)) {
+        switch(get_highest_layer(layer_state)) {
             case _LOWER:
                 if (clockwise) {
                     rgblight_decrease_hue();

keyboards/kakunpc/angel64/alpha/keymaps/default/keymap.c

@@ -40,7 +40,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 #ifdef OLED_ENABLE
 bool oled_task_user(void) {
   oled_write_P(PSTR("Layer: "), false);
-  switch (biton32(layer_state)) {
+  switch (get_highest_layer(layer_state)) {
     case BASE:
       oled_write_P(PSTR("Default\n"), false);
       break;

keyboards/kakunpc/angel64/rev1/keymaps/kakunpc/keymap.c

@@ -175,7 +175,7 @@ void matrix_scan_user(void) {
 #ifdef OLED_ENABLE
 bool oled_task_user(void) {
   oled_write_P(PSTR("Layer: "), false);
-  switch (biton32(layer_state)) {
+  switch (get_highest_layer(layer_state)) {
     case BASE:
       oled_write_P(PSTR("Default\n"), false);
       break;

keyboards/kakunpc/suihankey/alpha/keymaps/default/keymap.c

@@ -58,7 +58,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 #ifdef OLED_ENABLE
 bool oled_task_user(void) {
   oled_write_P(PSTR("Layer: "), false);
-  switch (biton32(layer_state)) {
+  switch (get_highest_layer(layer_state)) {
     case BASE:
       oled_write_P(PSTR("Default\n"), false);
       break;

keyboards/kakunpc/suihankey/rev1/keymaps/default/keymap.c

@@ -58,7 +58,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 #ifdef OLED_ENABLE
 bool oled_task_user(void) {
   oled_write_P(PSTR("Layer: "), false);
-  switch (biton32(layer_state)) {
+  switch (get_highest_layer(layer_state)) {
     case BASE:
       oled_write_P(PSTR("Default\n"), false);
       break;

keyboards/kbdfans/kbd6x/keymaps/othi/keymap.c

@@ -38,7 +38,7 @@ void eeconfig_init_user(void) {
 #define DE_UDIA_CAP UC(0x00DC)
 
 layer_state_t layer_state_set_user(layer_state_t state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case NM_MODE:
         rgblight_setrgb (0x00,  0x66, 0x00);
         break;
@@ -187,4 +187,3 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
       _______,   _______,         _______,         _______,         _______,   _______,      _______
       ),
 };
-

keyboards/kbdfans/kbd75/keymaps/edulpn/keymap.c

@@ -45,7 +45,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 };
 
 layer_state_t layer_state_set_user(layer_state_t state) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case WINDOWS_LAYER:
         rgblight_setrgb_blue();
         break;

keyboards/kbdfans/niu_mini/keymaps/tobias/keymap.c

@@ -293,7 +293,7 @@ void rgbflag(uint8_t r, uint8_t g, uint8_t b) {
 
 layer_state_t layer_state_set_user(layer_state_t state) {
 //  if(rgblight_get_mode() == 1) {
-    switch (biton32(state)) {
+    switch (get_highest_layer(state)) {
     case _QWERTY:
         if(!workmode){
             rgblight_mode(9);

keyboards/kbdfans/niu_mini/keymaps/xtonhasvim/keymap.c

@@ -187,7 +187,7 @@ void rgbflag(uint8_t r, uint8_t g, uint8_t b, uint8_t rr, uint8_t gg, uint8_t bb
 
 void set_state_leds(void) {
   if (rgblight_get_mode() == 1) {
-    switch (biton32(layer_state)) {
+    switch (get_highest_layer(layer_state)) {
     case _RAISE:
       rgbflag(C_BLU, C_GRN);
       break;