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94 lines
1.8 KiB
94 lines
1.8 KiB
#include "usb_keycodes.h"
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#include "host.h"
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#include "led.h"
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#include "keyboard.h"
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#include "print.h"
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static report_keyboard_t report0;
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static report_keyboard_t report1;
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report_keyboard_t *keyboard_report = &report0;
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report_keyboard_t *keyboard_report_prev = &report1;
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void keyboard_set_led(uint8_t usb_led)
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{
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led_set(usb_led);
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}
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void keyboard_send(void)
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{
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host_keyboard_send(keyboard_report);
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}
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void keyboard_add_key(uint8_t code)
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{
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int8_t i = 0;
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int8_t empty = -1;
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for (; i < REPORT_KEYS; i++) {
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if (keyboard_report_prev->keys[i] == code) {
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keyboard_report->keys[i] = code;
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break;
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}
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if (empty == -1 && keyboard_report_prev->keys[i] == KB_NO && keyboard_report->keys[i] == KB_NO) {
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empty = i;
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}
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}
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if (i == REPORT_KEYS && empty != -1) {
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keyboard_report->keys[empty] = code;
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}
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}
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void keyboard_add_mod_bit(uint8_t mod)
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{
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keyboard_report->mods |= mod;
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}
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void keyboard_set_mods(uint8_t mods)
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{
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keyboard_report->mods = mods;
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}
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void keyboard_add_code(uint8_t code)
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{
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if (IS_MOD(code)) {
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keyboard_add_mod_bit(MOD_BIT(code));
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} else {
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keyboard_add_key(code);
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}
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}
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void keyboard_swap_report(void)
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{
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report_keyboard_t *tmp = keyboard_report_prev;
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keyboard_report_prev = keyboard_report;
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keyboard_report = tmp;
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}
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void keyboard_clear_report(void)
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{
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keyboard_report->mods = 0;
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for (int8_t i = 0; i < REPORT_KEYS; i++) {
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keyboard_report->keys[i] = 0;
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}
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}
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uint8_t keyboard_has_anykey(void)
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{
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uint8_t cnt = 0;
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for (int i = 0; i < REPORT_KEYS; i++) {
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if (keyboard_report->keys[i])
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cnt++;
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}
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return cnt;
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}
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uint8_t *keyboard_get_keys(void)
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{
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return keyboard_report->keys;
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}
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uint8_t keyboard_get_mods(void)
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{
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return keyboard_report->mods;
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}
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