qmk_firmware/quantum/quantum.h

/* Copyright 2016-2018 Erez Zukerman, Jack Humbert, Yiancar
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#pragma once

#if defined(__AVR__)
#    include <avr/pgmspace.h>
#    include <avr/io.h>
#    include <avr/interrupt.h>
#endif
#if defined(PROTOCOL_CHIBIOS)
#    include "hal.h"
#endif

#include "wait.h"
#include "matrix.h"
#include "keymap.h"

#ifdef BACKLIGHT_ENABLE
#    ifdef LED_MATRIX_ENABLE
#        include "ledmatrix.h"
#    else
#        include "backlight.h"
#    endif
#endif

#if defined(RGBLIGHT_ENABLE)
#    include "rgblight.h"
#elif defined(RGB_MATRIX_ENABLE)
// Dummy define RGBLIGHT_MODE_xxxx
#    define RGBLIGHT_H_DUMMY_DEFINE
#    include "rgblight.h"
#endif

#ifdef RGB_MATRIX_ENABLE
#    include "rgb_matrix.h"
#endif

#include "action_layer.h"
#include "eeconfig.h"
#include "bootloader.h"
#include "timer.h"
#include "config_common.h"
#include "led.h"
#include "action_util.h"
#include "print.h"
#include "send_string_keycodes.h"
#include "suspend.h"
#include <stddef.h>
#include <stdlib.h>

extern layer_state_t default_layer_state;

#ifndef NO_ACTION_LAYER
extern layer_state_t layer_state;
#endif

#if defined(MIDI_ENABLE) && defined(MIDI_ADVANCED)
#    include "process_midi.h"
#endif

#ifdef AUDIO_ENABLE
#    include "audio.h"
#    include "process_audio.h"
#    ifdef AUDIO_CLICKY
#        include "process_clicky.h"
#    endif
#endif

#ifdef STENO_ENABLE
#    include "process_steno.h"
#endif

#if defined(AUDIO_ENABLE) || (defined(MIDI_ENABLE) && defined(MIDI_BASIC))
#    include "process_music.h"
#endif

#ifdef LEADER_ENABLE
#    include "process_leader.h"
#endif

#ifdef UNICODE_ENABLE
#    include "process_unicode.h"
#endif

#ifdef UCIS_ENABLE
#    include "process_ucis.h"
#endif

#ifdef UNICODEMAP_ENABLE
#    include "process_unicodemap.h"
#endif

#ifdef TAP_DANCE_ENABLE
#    include "process_tap_dance.h"
#endif

#ifdef PRINTING_ENABLE
#    include "process_printer.h"
#endif

#ifdef AUTO_SHIFT_ENABLE
#    include "process_auto_shift.h"
#endif

#ifdef COMBO_ENABLE
#    include "process_combo.h"
#endif

#ifdef KEY_LOCK_ENABLE
#    include "process_key_lock.h"
#endif

#ifdef TERMINAL_ENABLE
#    include "process_terminal.h"
#else
#    include "process_terminal_nop.h"
#endif

#ifdef SPACE_CADET_ENABLE
#    include "process_space_cadet.h"
#endif

#ifdef HD44780_ENABLE
#    include "hd44780.h"
#endif

#ifdef HAPTIC_ENABLE
#    include "haptic.h"
#endif

#ifdef OLED_DRIVER_ENABLE
#    include "oled_driver.h"
#endif

#ifdef DIP_SWITCH_ENABLE
    #include "dip_switch.h"
#endif


// Function substitutions to ease GPIO manipulation
#if defined(__AVR__)
typedef uint8_t pin_t;

#    define setPinInput(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF))
#    define setPinInputHigh(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) |= _BV((pin)&0xF))
#    define setPinInputLow(pin) _Static_assert(0, "AVR processors cannot implement an input as pull low")
#    define setPinOutput(pin) (DDRx_ADDRESS(pin) |= _BV((pin)&0xF))

#    define writePinHigh(pin) (PORTx_ADDRESS(pin) |= _BV((pin)&0xF))
#    define writePinLow(pin) (PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF))
#    define writePin(pin, level) ((level) ? writePinHigh(pin) : writePinLow(pin))

#    define readPin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin)&0xF)))
#elif defined(PROTOCOL_CHIBIOS)
typedef ioline_t pin_t;

#    define setPinInput(pin) palSetLineMode(pin, PAL_MODE_INPUT)
#    define setPinInputHigh(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLUP)
#    define setPinInputLow(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLDOWN)
#    define setPinOutput(pin) palSetLineMode(pin, PAL_MODE_OUTPUT_PUSHPULL)

#    define writePinHigh(pin) palSetLine(pin)
#    define writePinLow(pin) palClearLine(pin)
#    define writePin(pin, level) ((level) ? writePinHigh(pin) : writePinLow(pin))

#    define readPin(pin) palReadLine(pin)
#endif

// Send string macros
#define STRINGIZE(z) #z
#define ADD_SLASH_X(y) STRINGIZE(\x##y)
#define SYMBOL_STR(x) ADD_SLASH_X(x)

#define SS_TAP_CODE 1
#define SS_DOWN_CODE 2
#define SS_UP_CODE 3

#define SS_TAP(keycode) "\1" SYMBOL_STR(keycode)
#define SS_DOWN(keycode) "\2" SYMBOL_STR(keycode)
#define SS_UP(keycode) "\3" SYMBOL_STR(keycode)

// `string` arguments must not be parenthesized
#define SS_LCTRL(string) SS_DOWN(X_LCTRL) string SS_UP(X_LCTRL)
#define SS_LGUI(string) SS_DOWN(X_LGUI) string SS_UP(X_LGUI)
#define SS_LCMD(string) SS_LGUI(string)
#define SS_LWIN(string) SS_LGUI(string)
#define SS_LALT(string) SS_DOWN(X_LALT) string SS_UP(X_LALT)
#define SS_LSFT(string) SS_DOWN(X_LSHIFT) string SS_UP(X_LSHIFT)
#define SS_RALT(string) SS_DOWN(X_RALT) string SS_UP(X_RALT)
#define SS_ALGR(string) SS_RALT(string)

#define SEND_STRING(string) send_string_P(PSTR(string))

extern const bool    ascii_to_shift_lut[128];
extern const bool    ascii_to_altgr_lut[128];
extern const uint8_t ascii_to_keycode_lut[128];

void send_string(const char *str);
void send_string_with_delay(const char *str, uint8_t interval);
void send_string_P(const char *str);
void send_string_with_delay_P(const char *str, uint8_t interval);
void send_char(char ascii_code);

// For tri-layer
void          update_tri_layer(uint8_t layer1, uint8_t layer2, uint8_t layer3);
layer_state_t update_tri_layer_state(layer_state_t state, uint8_t layer1, uint8_t layer2, uint8_t layer3);

void set_single_persistent_default_layer(uint8_t default_layer);

void tap_random_base64(void);

#define IS_LAYER_ON(layer) (layer_state & (1UL << (layer)))
#define IS_LAYER_OFF(layer) (~layer_state & (1UL << (layer)))

void     matrix_init_kb(void);
void     matrix_scan_kb(void);
void     matrix_init_user(void);
void     matrix_scan_user(void);
uint16_t get_record_keycode(keyrecord_t *record);
uint16_t get_event_keycode(keyevent_t event);
bool     process_action_kb(keyrecord_t *record);
bool     process_record_kb(uint16_t keycode, keyrecord_t *record);
bool     process_record_user(uint16_t keycode, keyrecord_t *record);

#ifndef BOOTMAGIC_LITE_COLUMN
#    define BOOTMAGIC_LITE_COLUMN 0
#endif
#ifndef BOOTMAGIC_LITE_ROW
#    define BOOTMAGIC_LITE_ROW 0
#endif

void bootmagic_lite(void);

void reset_keyboard(void);

void startup_user(void);
void shutdown_user(void);

void register_code16(uint16_t code);
void unregister_code16(uint16_t code);
void tap_code16(uint16_t code);

#ifdef BACKLIGHT_ENABLE
void backlight_init_ports(void);
void backlight_task(void);
void backlight_task_internal(void);
void backlight_on(uint8_t backlight_pin);
void backlight_off(uint8_t backlight_pin);

#    ifdef BACKLIGHT_BREATHING
void breathing_task(void);
void breathing_enable(void);
void breathing_pulse(void);
void breathing_disable(void);
void breathing_self_disable(void);
void breathing_toggle(void);
bool is_breathing(void);

void breathing_intensity_default(void);
void breathing_period_default(void);
void breathing_period_set(uint8_t value);
void breathing_period_inc(void);
void breathing_period_dec(void);
#    endif
#endif

void     send_dword(uint32_t number);
void     send_word(uint16_t number);
void     send_byte(uint8_t number);
void     send_nibble(uint8_t number);
uint16_t hex_to_keycode(uint8_t hex);

void led_set_user(uint8_t usb_led);
void led_set_kb(uint8_t usb_led);

void api_send_unicode(uint32_t unicode);