luxos/Kernel/library/stdio.c

#include <stdio.h>
#include "../hal/keyboard/keyboard.h"

uint8 inportb (uint16 _port) {
      uint8 rv;
      __asm__ __volatile__ ("inb %1, %0" : "=a" (rv) : "dN" (_port));
      return rv;
}

Key ReadKey()
{
	Key key;

	do {
		KeyboardLastScancode = 0xFF ;
		while (KeyboardLastScancode == 0xFF) ;

		key.Scancode = KeyboardLastScancode;

	} while (KeyboardLastStatus & 1);

	if (KeyboardGetKeyStatus(KeyboardKeyLeftShift) || KeyboardGetKeyStatus(KeyboardKeyRightShift))
		key.Character = KeyboardMapShift[key.Scancode];
	else key.Character = KeyboardMap[key.Scancode];

	return key;
}

KeyEvent ReadKeyEvent()
{
	KeyEvent key;

	KeyboardLastScancode = 0xFF ;
	while (KeyboardLastScancode == 0xFF) ;

	key.Scancode = KeyboardLastScancode;
	key.Pressed = 1 - (KeyboardLastStatus & 1);
	
	if (KeyboardGetKeyStatus(KeyboardKeyLeftShift) || KeyboardGetKeyStatus(KeyboardKeyRightShift))
		key.Character = KeyboardMapShift[key.Scancode];
	else key.Character = KeyboardMap[key.Scancode];

	return key;
}