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[Core] Add OS detection callbacks (#21777)

This commit is contained in:
Andre Brait 2024-02-16 15:19:02 +01:00 committed by GitHub
parent 77e8867498
commit 80f3da36e5
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
8 changed files with 440 additions and 61 deletions

View file

@ -137,6 +137,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#ifdef WPM_ENABLE
# include "wpm.h"
#endif
#ifdef OS_DETECTION_ENABLE
# include "os_detection.h"
#endif
static uint32_t last_input_modification_time = 0;
uint32_t last_input_activity_time(void) {
@ -741,4 +744,8 @@ void keyboard_task(void) {
#endif
led_task();
#ifdef OS_DETECTION_ENABLE
os_detection_task();
#endif
}

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@ -16,20 +16,25 @@
#include "os_detection.h"
#include <string.h>
#ifdef OS_DETECTION_DEBUG_ENABLE
# include "eeconfig.h"
# include "eeprom.h"
# include "print.h"
# define STORED_USB_SETUPS 50
# define EEPROM_USER_OFFSET (uint8_t*)EECONFIG_SIZE
uint16_t usb_setups[STORED_USB_SETUPS];
#endif
#ifdef OS_DETECTION_ENABLE
# include <string.h>
# include "timer.h"
# ifdef OS_DETECTION_KEYBOARD_RESET
# include "quantum.h"
# endif
# ifdef OS_DETECTION_DEBUG_ENABLE
# include "eeconfig.h"
# include "eeprom.h"
# include "print.h"
# define STORED_USB_SETUPS 50
# define EEPROM_USER_OFFSET (uint8_t*)EECONFIG_SIZE
static uint16_t usb_setups[STORED_USB_SETUPS];
# endif
struct setups_data_t {
uint8_t count;
uint8_t cnt_02;
@ -45,43 +50,63 @@ struct setups_data_t setups_data = {
.cnt_ff = 0,
};
os_variant_t detected_os = OS_UNSURE;
# ifndef OS_DETECTION_DEBOUNCE
# define OS_DETECTION_DEBOUNCE 200
# endif
// Some collected sequences of wLength can be found in tests.
void make_guess(void) {
if (setups_data.count < 3) {
return;
// 2s should always be more than enough (otherwise, you may have other issues)
# if OS_DETECTION_DEBOUNCE > 2000
# undef OS_DETECTION_DEBOUNCE
# define OS_DETECTION_DEBOUNCE 2000
# endif
typedef uint16_t debouncing_t;
static volatile os_variant_t detected_os = OS_UNSURE;
static os_variant_t reported_os = OS_UNSURE;
// we need to be able to report OS_UNSURE if that is the stable result of the guesses
static bool first_report = true;
// to react on USB state changes
static volatile enum usb_device_state current_usb_device_state = USB_DEVICE_STATE_INIT;
static enum usb_device_state reported_usb_device_state = USB_DEVICE_STATE_INIT;
// the OS detection might be unstable for a while, "debounce" it
static volatile bool debouncing = false;
static volatile fast_timer_t last_time;
void os_detection_task(void) {
if (current_usb_device_state == USB_DEVICE_STATE_CONFIGURED) {
// debouncing goes for both the detected OS as well as the USB state
if (debouncing && timer_elapsed_fast(last_time) >= OS_DETECTION_DEBOUNCE) {
debouncing = false;
reported_usb_device_state = current_usb_device_state;
if (detected_os != reported_os || first_report) {
first_report = false;
reported_os = detected_os;
process_detected_host_os_kb(detected_os);
}
}
}
if (setups_data.cnt_ff >= 2 && setups_data.cnt_04 >= 1) {
detected_os = OS_WINDOWS;
return;
}
if (setups_data.count == setups_data.cnt_ff) {
// Linux has 3 packets with 0xFF.
detected_os = OS_LINUX;
return;
}
if (setups_data.count == 5 && setups_data.last_wlength == 0xFF && setups_data.cnt_ff == 1 && setups_data.cnt_02 == 2) {
detected_os = OS_MACOS;
return;
}
if (setups_data.count == 4 && setups_data.cnt_ff == 0 && setups_data.cnt_02 == 2) {
// iOS and iPadOS don't have the last 0xFF packet.
detected_os = OS_IOS;
return;
}
if (setups_data.cnt_ff == 0 && setups_data.cnt_02 == 3 && setups_data.cnt_04 == 1) {
// This is actually PS5.
detected_os = OS_LINUX;
return;
}
if (setups_data.cnt_ff >= 1 && setups_data.cnt_02 == 0 && setups_data.cnt_04 == 0) {
// This is actually Quest 2 or Nintendo Switch.
detected_os = OS_LINUX;
return;
# ifdef OS_DETECTION_KEYBOARD_RESET
// resetting the keyboard on the USB device state change callback results in instability, so delegate that to this task
// only take action if it's been stable at least once, to avoid issues with some KVMs
else if (current_usb_device_state == USB_DEVICE_STATE_INIT && reported_usb_device_state != USB_DEVICE_STATE_INIT) {
soft_reset_keyboard();
}
# endif
}
__attribute__((weak)) bool process_detected_host_os_kb(os_variant_t detected_os) {
return process_detected_host_os_user(detected_os);
}
__attribute__((weak)) bool process_detected_host_os_user(os_variant_t detected_os) {
return true;
}
// Some collected sequences of wLength can be found in tests.
void process_wlength(const uint16_t w_length) {
# ifdef OS_DETECTION_DEBUG_ENABLE
usb_setups[setups_data.count] = w_length;
@ -95,7 +120,37 @@ void process_wlength(const uint16_t w_length) {
} else if (w_length == 0xFF) {
setups_data.cnt_ff++;
}
make_guess();
// now try to make a guess
os_variant_t guessed = OS_UNSURE;
if (setups_data.count >= 3) {
if (setups_data.cnt_ff >= 2 && setups_data.cnt_04 >= 1) {
guessed = OS_WINDOWS;
} else if (setups_data.count == setups_data.cnt_ff) {
// Linux has 3 packets with 0xFF.
guessed = OS_LINUX;
} else if (setups_data.count == 5 && setups_data.last_wlength == 0xFF && setups_data.cnt_ff == 1 && setups_data.cnt_02 == 2) {
guessed = OS_MACOS;
} else if (setups_data.count == 4 && setups_data.cnt_ff == 0 && setups_data.cnt_02 == 2) {
// iOS and iPadOS don't have the last 0xFF packet.
guessed = OS_IOS;
} else if (setups_data.cnt_ff == 0 && setups_data.cnt_02 == 3 && setups_data.cnt_04 == 1) {
// This is actually PS5.
guessed = OS_LINUX;
} else if (setups_data.cnt_ff >= 1 && setups_data.cnt_02 == 0 && setups_data.cnt_04 == 0) {
// This is actually Quest 2 or Nintendo Switch.
guessed = OS_LINUX;
}
}
// only replace the guessed value if not unsure
if (guessed != OS_UNSURE) {
detected_os = guessed;
}
// whatever the result, debounce
last_time = timer_read_fast();
debouncing = true;
}
os_variant_t detected_host_os(void) {
@ -104,25 +159,38 @@ os_variant_t detected_host_os(void) {
void erase_wlength_data(void) {
memset(&setups_data, 0, sizeof(setups_data));
detected_os = OS_UNSURE;
detected_os = OS_UNSURE;
reported_os = OS_UNSURE;
current_usb_device_state = USB_DEVICE_STATE_INIT;
reported_usb_device_state = USB_DEVICE_STATE_INIT;
debouncing = false;
first_report = true;
}
void os_detection_notify_usb_device_state_change(enum usb_device_state usb_device_state) {
// treat this like any other source of instability
current_usb_device_state = usb_device_state;
last_time = timer_read_fast();
debouncing = true;
}
# if defined(SPLIT_KEYBOARD) && defined(SPLIT_DETECTED_OS_ENABLE)
void slave_update_detected_host_os(os_variant_t os) {
detected_os = os;
last_time = timer_read_fast();
debouncing = true;
}
# endif // defined(SPLIT_KEYBOARD) && defined(SPLIT_DETECTED_OS_ENABLE)
#endif // OS_DETECTION_ENABLE
# endif
#ifdef OS_DETECTION_DEBUG_ENABLE
# ifdef OS_DETECTION_DEBUG_ENABLE
void print_stored_setups(void) {
# ifdef CONSOLE_ENABLE
# ifdef CONSOLE_ENABLE
uint8_t cnt = eeprom_read_byte(EEPROM_USER_OFFSET);
for (uint16_t i = 0; i < cnt; ++i) {
uint16_t* addr = (uint16_t*)EEPROM_USER_OFFSET + i * sizeof(uint16_t) + sizeof(uint8_t);
xprintf("i: %d, wLength: 0x%02X\n", i, eeprom_read_word(addr));
}
# endif
# endif
}
void store_setups_in_eeprom(void) {
@ -133,4 +201,6 @@ void store_setups_in_eeprom(void) {
}
}
#endif // OS_DETECTION_DEBUG_ENABLE
# endif // OS_DETECTION_DEBUG_ENABLE
#endif

View file

@ -16,9 +16,12 @@
#pragma once
#include <stdint.h>
#ifdef OS_DETECTION_ENABLE
# include <stdint.h>
# include <stdbool.h>
# include "usb_device_state.h"
typedef enum {
OS_UNSURE,
OS_LINUX,
@ -30,13 +33,20 @@ typedef enum {
void process_wlength(const uint16_t w_length);
os_variant_t detected_host_os(void);
void erase_wlength_data(void);
void os_detection_notify_usb_device_state_change(enum usb_device_state usb_device_state);
void os_detection_task(void);
bool process_detected_host_os_kb(os_variant_t os);
bool process_detected_host_os_user(os_variant_t os);
# if defined(SPLIT_KEYBOARD) && defined(SPLIT_DETECTED_OS_ENABLE)
void slave_update_detected_host_os(os_variant_t os);
# endif // defined(SPLIT_KEYBOARD) && defined(SPLIT_DETECTED_OS_ENABLE)
#endif
# endif
#ifdef OS_DETECTION_DEBUG_ENABLE
# ifdef OS_DETECTION_DEBUG_ENABLE
void print_stored_setups(void);
void store_setups_in_eeprom(void);
#endif
# endif
#endif // OS_DETECTION_ENABLE

View file

@ -18,12 +18,20 @@
extern "C" {
#include "os_detection.h"
#include "timer.h"
void advance_time(uint32_t ms);
}
static uint32_t reported_count;
static os_variant_t reported_os;
class OsDetectionTest : public ::testing::Test {
protected:
void SetUp() override {
erase_wlength_data();
reported_count = 0;
reported_os = OS_UNSURE;
}
};
@ -34,6 +42,24 @@ os_variant_t check_sequence(const std::vector<uint16_t> &w_lengths) {
return detected_host_os();
}
bool process_detected_host_os_kb(os_variant_t os) {
reported_count = reported_count + 1;
reported_os = os;
}
void assert_not_reported(void) {
// check that it does not report the result, nor any intermediate results
EXPECT_EQ(reported_count, 0);
EXPECT_EQ(reported_os, OS_UNSURE);
}
void assert_reported(os_variant_t os) {
// check that it reports exclusively the result, not any intermediate results
EXPECT_EQ(reported_count, 1);
EXPECT_EQ(reported_os, os);
EXPECT_EQ(reported_os, detected_host_os());
}
/* Some collected data.
ChibiOS:
@ -77,88 +103,291 @@ Quest 2: [FF, FF, FF, FE, ...]
*/
TEST_F(OsDetectionTest, TestLinux) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestChibiosMacos) {
EXPECT_EQ(check_sequence({0x2, 0x24, 0x2, 0x28, 0xFF}), OS_MACOS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestLufaMacos) {
EXPECT_EQ(check_sequence({0x2, 0x10, 0x2, 0xE, 0xFF}), OS_MACOS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestVusbMacos) {
EXPECT_EQ(check_sequence({0x2, 0xE, 0x2, 0xE, 0xFF}), OS_MACOS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestChibiosIos) {
EXPECT_EQ(check_sequence({0x2, 0x24, 0x2, 0x28}), OS_IOS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestLufaIos) {
EXPECT_EQ(check_sequence({0x2, 0x10, 0x2, 0xE}), OS_IOS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestVusbIos) {
EXPECT_EQ(check_sequence({0x2, 0xE, 0x2, 0xE}), OS_IOS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestChibiosWindows10) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0x24, 0x4, 0x24, 0x4, 0xFF, 0x24, 0xFF, 0x4, 0xFF, 0x24, 0x4, 0x24, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestChibiosWindows10_2) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0x24, 0x4, 0x24, 0x4, 0x24, 0x4, 0x24, 0x4, 0x24}), OS_WINDOWS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestLufaWindows10) {
EXPECT_EQ(check_sequence({0x12, 0xFF, 0xFF, 0x4, 0x10, 0xFF, 0xFF, 0xFF, 0x4, 0x10, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestLufaWindows10_2) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0x10, 0xFF, 0x4, 0xFF, 0x10, 0xFF, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestLufaWindows10_3) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0x10, 0x4, 0x10}), OS_WINDOWS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestVusbWindows10) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0xE, 0xFF}), OS_WINDOWS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestVusbWindows10_2) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0xE, 0x4}), OS_WINDOWS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestChibiosPs5) {
EXPECT_EQ(check_sequence({0x2, 0x4, 0x2, 0x28, 0x2, 0x24}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestLufaPs5) {
EXPECT_EQ(check_sequence({0x2, 0x4, 0x2, 0xE, 0x2, 0x10}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestVusbPs5) {
EXPECT_EQ(check_sequence({0x2, 0x4, 0x2, 0xE, 0x2}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestChibiosNintendoSwitch) {
EXPECT_EQ(check_sequence({0x82, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestLufaNintendoSwitch) {
EXPECT_EQ(check_sequence({0x82, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestVusbNintendoSwitch) {
EXPECT_EQ(check_sequence({0x82, 0xFF, 0x40, 0x40}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestChibiosQuest2) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFE, 0xFF, 0xFE, 0xFF, 0xFE, 0xFF}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestVusbQuest2) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE}), OS_LINUX);
os_detection_task();
assert_not_reported();
}
// Regression reported in https://github.com/qmk/qmk_firmware/pull/21777#issuecomment-1922815841
TEST_F(OsDetectionTest, TestDetectMacM1AsIOS) {
EXPECT_EQ(check_sequence({0x02, 0x32, 0x02, 0x24, 0x101, 0xFF}), OS_IOS);
os_detection_task();
assert_not_reported();
}
TEST_F(OsDetectionTest, TestDoNotReportIfUsbUnstable) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE}), OS_LINUX);
os_detection_task();
assert_not_reported();
advance_time(OS_DETECTION_DEBOUNCE);
os_detection_task();
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_LINUX);
}
TEST_F(OsDetectionTest, TestReportAfterDebounce) {
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE}), OS_LINUX);
os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
os_detection_task();
assert_not_reported();
advance_time(1);
os_detection_task();
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_LINUX);
advance_time(OS_DETECTION_DEBOUNCE - 3);
os_detection_task();
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_LINUX);
advance_time(1);
os_detection_task();
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_LINUX);
// advancing the timer alone must not cause a report
advance_time(1);
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_LINUX);
// the task will cause a report
os_detection_task();
assert_reported(OS_LINUX);
EXPECT_EQ(detected_host_os(), OS_LINUX);
// check that it remains the same after a long time
advance_time(OS_DETECTION_DEBOUNCE * 15);
assert_reported(OS_LINUX);
EXPECT_EQ(detected_host_os(), OS_LINUX);
}
TEST_F(OsDetectionTest, TestReportAfterDebounceLongWait) {
EXPECT_EQ(check_sequence({0x12, 0xFF, 0xFF, 0x4, 0x10, 0xFF, 0xFF, 0xFF, 0x4, 0x10, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
os_detection_task();
assert_not_reported();
advance_time(1);
os_detection_task();
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_WINDOWS);
// advancing the timer alone must not cause a report
advance_time(OS_DETECTION_DEBOUNCE * 15);
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_WINDOWS);
// the task will cause a report
os_detection_task();
assert_reported(OS_WINDOWS);
EXPECT_EQ(detected_host_os(), OS_WINDOWS);
// check that it remains the same after a long time
advance_time(OS_DETECTION_DEBOUNCE * 10);
os_detection_task();
assert_reported(OS_WINDOWS);
EXPECT_EQ(detected_host_os(), OS_WINDOWS);
}
TEST_F(OsDetectionTest, TestReportUnsure) {
EXPECT_EQ(check_sequence({0x12, 0xFF}), OS_UNSURE);
os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
os_detection_task();
assert_not_reported();
advance_time(1);
os_detection_task();
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_UNSURE);
// advancing the timer alone must not cause a report
advance_time(OS_DETECTION_DEBOUNCE - 1);
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_UNSURE);
// the task will cause a report
os_detection_task();
assert_reported(OS_UNSURE);
EXPECT_EQ(detected_host_os(), OS_UNSURE);
// check that it remains the same after a long time
advance_time(OS_DETECTION_DEBOUNCE * 10);
os_detection_task();
assert_reported(OS_UNSURE);
EXPECT_EQ(detected_host_os(), OS_UNSURE);
}
TEST_F(OsDetectionTest, TestDoNotReportIntermediateResults) {
EXPECT_EQ(check_sequence({0x12, 0xFF}), OS_UNSURE);
os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
os_detection_task();
assert_not_reported();
advance_time(OS_DETECTION_DEBOUNCE - 1);
os_detection_task();
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_UNSURE);
// at this stage, the final result has not been reached yet
EXPECT_EQ(check_sequence({0xFF}), OS_LINUX);
os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
advance_time(OS_DETECTION_DEBOUNCE - 1);
os_detection_task();
assert_not_reported();
// the intermedite but yet unstable result is exposed through detected_host_os()
EXPECT_EQ(detected_host_os(), OS_LINUX);
// the remainder is processed
EXPECT_EQ(check_sequence({0x4, 0x10, 0xFF, 0xFF, 0xFF, 0x4, 0x10, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
advance_time(OS_DETECTION_DEBOUNCE - 1);
os_detection_task();
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_WINDOWS);
// advancing the timer alone must not cause a report
advance_time(1);
assert_not_reported();
EXPECT_EQ(detected_host_os(), OS_WINDOWS);
// the task will cause a report
os_detection_task();
assert_reported(OS_WINDOWS);
EXPECT_EQ(detected_host_os(), OS_WINDOWS);
// check that it remains the same after a long time
advance_time(OS_DETECTION_DEBOUNCE * 10);
os_detection_task();
assert_reported(OS_WINDOWS);
EXPECT_EQ(detected_host_os(), OS_WINDOWS);
}
TEST_F(OsDetectionTest, TestDoNotGoBackToUnsure) {
// 0x02 would cause it to go back to Unsure, so check that it does not
EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE, 0x02}), OS_LINUX);
os_detection_task();
assert_not_reported();
}

View file

@ -1,5 +1,7 @@
os_detection_DEFS := -DOS_DETECTION_ENABLE
os_detection_DEFS += -DOS_DETECTION_DEBOUNCE=50
os_detection_SRC := \
$(QUANTUM_PATH)/os_detection/tests/os_detection.cpp \
$(QUANTUM_PATH)/os_detection.c
$(QUANTUM_PATH)/os_detection.c \
$(PLATFORM_PATH)/$(PLATFORM_KEY)/timer.c

View file

@ -236,6 +236,10 @@ extern layer_state_t layer_state;
# include "process_repeat_key.h"
#endif
#ifdef OS_DETECTION_ENABLE
# include "os_detection.h"
#endif
void set_single_persistent_default_layer(uint8_t default_layer);
#define IS_LAYER_ON(layer) layer_state_is(layer)