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qmk_firmware/ps2_vusb/keyboard.c

80 lines
1.5 KiB
C

#include "usb_keycodes.h"
#include "host.h"
#include "keyboard.h"
static report_keyboard_t report0;
static report_keyboard_t report1;
static report_keyboard_t *report = &report0;
static report_keyboard_t *report_prev = &report1;
void keyboard_send(void)
{
host_keyboard_send(report);
}
bool keyboard_has_key(void)
{
for (int i = 0; i < REPORT_KEYS; i++) {
if (report->keys[i])
return true;
}
return false;
}
void keyboard_add_mod(uint8_t mod)
{
report->mods |= mod;
}
void keyboard_add_key(uint8_t code)
{
int8_t i = 0;
int8_t empty = -1;
for (; i < REPORT_KEYS; i++) {
if (report_prev->keys[i] == code) {
report->keys[i] = code;
break;
}
if (empty == -1 && report_prev->keys[i] == KB_NO && report->keys[i] == KB_NO) {
empty = i;
}
}
if (i == REPORT_KEYS && empty != -1) {
report->keys[empty] = code;
}
}
void keyboard_add_code(uint8_t code)
{
if (IS_MOD(code)) {
keyboard_add_mod(code);
} else {
keyboard_add_key(code);
}
}
void keyboard_swap_report(void)
{
report_keyboard_t *tmp = report_prev;
report_prev = report;
report = tmp;
}
void keyboard_clear_report(void)
{
report->mods = 0;
for (int8_t i = 0; i < REPORT_KEYS; i++) {
report->keys[i] = 0;
}
}
report_keyboard_t *keyboard_report(void)
{
return report;
}
report_keyboard_t *keyboard_report_prev(void)
{
return report_prev;
}