#pragma once

#define KBD_SCAN_DOWN  0x50
#define KBD_SCAN_UP    0x48
#define KBD_SCAN_LEFT  0x4B
#define KBD_SCAN_RIGHT 0x4D
#define KBD_SCAN_ENTER 0x1C
#define KBD_SCAN_1     2
#define KBD_SCAN_9     10

int read_scancode(int);
int read_key(int * c);