#define KEY_NONE 0x00
#define KEY_ERRORROLLOVER 0x01
#define KEY_POSTFAIL 0x02
#define KEY_ERRORUNDEFINED 0x03
#define KEY_A 0x04
#define KEY_B 0x05
#define KEY_C 0x06
#define KEY_D 0x07
#define KEY_E 0x08
#define KEY_F 0x09
#define KEY_G 0x0A
#define KEY_H 0x0B
#define KEY_I 0x0C
#define KEY_J 0x0D
#define KEY_K 0x0E
#define KEY_L 0x0F
#define KEY_M 0x10
#define KEY_N 0x11
#define KEY_O 0x12
#define KEY_P 0x13
#define KEY_Q 0x14
#define KEY_R 0x15
#define KEY_S 0x16
#define KEY_T 0x17
#define KEY_U 0x18
#define KEY_V 0x19
#define KEY_W 0x1A
#define KEY_X 0x1B
#define KEY_Y 0x1C
#define KEY_Z 0x1D
#define KEY_1_EXCLAMATION_MARK 0x1E
#define KEY_2_AT 0x1F
#define KEY_3_NUMBER_SIGN 0x20
#define KEY_4_DOLLAR 0x21
#define KEY_5_PERCENT 0x22
#define KEY_6_CARET 0x23
#define KEY_7_AMPERSAND 0x24
#define KEY_8_ASTERISK 0x25
#define KEY_9_OPARENTHESIS 0x26
#define KEY_0_CPARENTHESIS 0x27
#define KEY_ENTER 0x28
#define KEY_ESCAPE 0x29
#define KEY_BACKSPACE 0x2A
#define KEY_TAB 0x2B
#define KEY_SPACEBAR 0x2C
#define KEY_MINUS_UNDERSCORE 0x2D
#define KEY_EQUAL_PLUS 0x2E
#define KEY_OBRACKET_AND_OBRACE 0x2F
#define KEY_CBRACKET_AND_CBRACE 0x30
#define KEY_BACKSLASH_VERTICAL_BAR 0x31
#define KEY_NONUS_NUMBER_SIGN_TILDE 0x32
#define KEY_SEMICOLON_COLON 0x33
#define KEY_SINGLE_AND_DOUBLE_QUOTE 0x34
#define KEY_GRAVE ACCENT AND TILDE 0x35
#define KEY_COMMA_AND_LESS 0x36
#define KEY_DOT_GREATER 0x37
#define KEY_SLASH_QUESTION 0x38
#define KEY_CAPS LOCK 0x39
#define KEY_F1 0x3A
#define KEY_F2 0x3B
#define KEY_F3 0x3C
#define KEY_F4 0x3D
#define KEY_F5 0x3E
#define KEY_F6 0x3F
#define KEY_F7 0x40
#define KEY_F8 0x41
#define KEY_F9 0x42
#define KEY_F10 0x43
#define KEY_F11 0x44
#define KEY_F12 0x45
#define KEY_PRINTSCREEN 0x46
#define KEY_SCROLL LOCK 0x47
#define KEY_PAUSE 0x48
#define KEY_INSERT 0x49
#define KEY_HOME 0x4A
#define KEY_PAGEUP 0x4B
#define KEY_DELETE 0x4C
#define KEY_END1 0x4D
#define KEY_PAGEDOWN 0x4E
#define KEY_RIGHTARROW 0x4F
#define KEY_LEFTARROW 0x50
#define KEY_DOWNARROW 0x51
#define KEY_UPARROW 0x52
#define KEY_KEYPAD_NUM_LOCK_AND_CLEAR 0x53
#define KEY_KEYPAD_SLASH 0x54
#define KEY_KEYPAD_ASTERIKS 0x55
#define KEY_KEYPAD_MINUS 0x56
#define KEY_KEYPAD_PLUS 0x57
#define KEY_KEYPAD_ENTER 0x58
#define KEY_KEYPAD_1_END 0x59
#define KEY_KEYPAD_2_DOWN_ARROW 0x5A
#define KEY_KEYPAD_3_PAGEDN 0x5B
#define KEY_KEYPAD_4_LEFT_ARROW 0x5C
#define KEY_KEYPAD_5 0x5D
#define KEY_KEYPAD_6_RIGHT_ARROW 0x5E
#define KEY_KEYPAD_7_HOME 0x5F
#define KEY_KEYPAD_8_UP_ARROW 0x60
#define KEY_KEYPAD_9_PAGEUP 0x61
#define KEY_KEYPAD