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Add scancode conversion procedure
This commit is contained in:
Laurent Vivier
parent
ef945d42ab
commit
5b3c16037f
@ -10,54 +10,212 @@
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#define test_bit(n,m) (((char*)(m))[(n) / 8] & (1L << (n % 8)))
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enum keycode {
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keycode_command = 0x37,
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keycode_shift = 0x38,
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keycode_capslock = 0x39,
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keycode_option = 0x3A,
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keycode_control = 0x3B,
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typedef struct keyboard_map {
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char character;
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char shift;
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char option;
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char shift_option;
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} keyboard_map_t;
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keycode_last = 0x80
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static keyboard_map_t symbols[scancode_Last] = {
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{ 'a', 'A', 0, 0 }, /* 00 scancode_A */
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{ 's', 'S', 0, 0 }, /* 01 scancode_S */
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{ 'd', 'D', 0, 0 }, /* 02 scancode_D */
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{ 'f', 'F', 0, 0 }, /* 03 scancode_F */
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{ 'h', 'H', 0, 0 }, /* 04 scancode_H */
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{ 'g', 'G', 0, 0 }, /* 05 scancode_G */
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{ 'z', 'Z', 0, 0 }, /* 06 scancode_Z */
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{ 'x', 'X', 0, 0 }, /* 07 scancode_X */
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{ 'c', 'C', 0, 0 }, /* 08 scancode_C */
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{ 'v', 'V', 0, 0 }, /* 09 scancode_V */
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{ 0, 0, 0, 0 }, /* 0a ? */
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{ 'b', 'B', 0, 0 }, /* 0b scancode_B */
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{ 'q', 'Q', 0, 0 }, /* 0c scancode_Q */
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{ 'w', 'W', 0, 0 }, /* 0d scancode_W */
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{ 'e', 'E', 0, 0 }, /* 0e scancode_E */
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{ 'r', 'R', 0, 0 }, /* 0f scancode_E */
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{ 'y', 'Y', 0, 0 }, /* 10 scancode_Y */
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{ 't', 'T', 0, 0 }, /* 11 scancode_T */
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{ '1', '!', 0, 0 }, /* 12 scancode_1 */
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{ '2', '@', 0, 0 }, /* 13 scancode_2 */
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{ '3', '#', 0, 0 }, /* 14 scancode_3 */
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{ '4', '$', 0, 0 }, /* 15 scancode_4 */
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{ '6', '^', 0, 0 }, /* 16 scancode_6 */
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{ '5', '%', 0, 0 }, /* 17 scancode_5 */
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{ '=', '=', 0, 0 }, /* 18 scancode_Equals */
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{ '9', '(', 0, 0 }, /* 19 scancode_9 */
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{ '7', '&', 0, 0 }, /* 1a scancode_7 */
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{ '-', '-', 0, 0 }, /* 1b scancode_Minus */
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{ '8', '*', 0, 0 }, /* 1c scancode_8 */
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{ '0', ')', 0, 0 }, /* 1d scancode_0 */
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{ ']', '}', 0, 0 }, /* 1e scancode_CloseBrace */
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{ 'o', 'O', 0, 0 }, /* 1f scancode_0 */
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{ 'u', 'U', 0, 0 }, /* 20 scancode_U */
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{ '[', '{', 0, 0 }, /* 21 scancode_OpenBrace */
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{ 'i', 'I', 0, 0 }, /* 22 scancode_I */
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{ 'p', 'P', 0, 0 }, /* 23 scancode_P */
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{ '\r', '\r', 0, 0 }, /* 24 scancode_Return */
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{ 'l', 'L', 0, 0 }, /* 25 scancode_L */
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{ 'j', 'J', 0, 0 }, /* 26 scancode_J */
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{ '\'', '"', 0, 0 }, /* 27 scancode_Quote */
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{ 'k', 'K', 0, 0 }, /* 28 scancode_K */
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{ ';', ':', 0, 0 }, /* 29 scancode_Colon */
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{ '\\', '|', 0, 0 }, /* 2a scancode_Backslash */
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{ ',', '<', 0, 0 }, /* 2b scancode_Comma */
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{ '/', '?', 0, 0 }, /* 2c scancode_Comma */
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{ 'n', 'N', 0, 0 }, /* 2d scancode_D */
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{ 'm', 'M', 0, 0 }, /* 2e scancode_M */
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{ 0, 0, 0, 0 }, /* 2f scancode_Stop */
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{ '\t', '\t', 0, 0 }, /* 30 scancode_Tab */
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{ ' ', ' ', 0, 0 }, /* 31 scancode_Space */
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{ '`', '~', 0, 0 }, /* 32 scancode_Tilde */
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{ '\b', '\b', 0, 0 }, /* 33 scancode_Backspace */
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{ 0, 0, 0, 0 }, /* 34 ? */
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{ 0x1b, 0x1b, 0, 0 }, /* 35 scancode_Escape */
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{ 0, 0, 0, 0 }, /* 36 ? */
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{ 0, 0, 0, 0 }, /* 37 scancode_Command */
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{ 0, 0, 0, 0 }, /* 38 scancode_LeftShift */
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{ 0, 0, 0, 0 }, /* 39 scancode_CapsLock */
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{ 0, 0, 0, 0 }, /* 3a scancode_LeftOption */
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{ 0, 0, 0, 0 }, /* 3b scancode_LeftControl */
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{ 0, 0, 0, 0 }, /* 3c scancode_RightShift */
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{ 0, 0, 0, 0 }, /* 3d scancode_RightOption */
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{ 0, 0, 0, 0 }, /* 3e scancode_RightControl */
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{ 0, 0, 0, 0 }, /* 3f ? */
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{ 0, 0, 0, 0 }, /* 40 ? */
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{ 0, 0, 0, 0 }, /* 41 scancode_KeypadStop */
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{ 0, 0, 0, 0 }, /* 42 ? */
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{ '*', '*', 0, 0 }, /* 43 scancode_KeypadAsterisk */
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{ 0, 0, 0, 0 }, /* 44 ? */
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{ '+', '+', 0, 0 }, /* 45 scancode_KeypadPlus */
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{ 0, 0, 0, 0 }, /* 46 ? */
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{ 0, 0, 0, 0 }, /* 47 scancode_NumLock */
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{ 0, 0, 0, 0 }, /* 48 ? */
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{ 0, 0, 0, 0 }, /* 49 ? */
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{ 0, 0, 0, 0 }, /* 4a ? */
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{ '/', '/', 0, 0 }, /* 4b scancode_KeypadSlash */
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{ '\r', '\r', 0, 0 }, /* 4c scancode_KeypadEnter */
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{ 0, 0, 0, 0 }, /* 4d ? */
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{ '-', '-', 0, 0 }, /* 4e scancode_KeypadSlash */
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{ 0, 0, 0, 0 }, /* 4f ? */
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{ 0, 0, 0, 0 }, /* 50 ? */
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{ '=', '=', 0, 0 }, /* 51 scancode_KeypadEquals */
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{ '0', '0', 0, 0 }, /* 52 scancode_Keypad0 */
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{ '1', '1', 0, 0 }, /* 53 scancode_Keypad1 */
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{ '2', '2', 0, 0 }, /* 54 scancode_Keypad2 */
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{ '3', '3', 0, 0 }, /* 55 scancode_Keypad3 */
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{ '4', '4', 0, 0 }, /* 56 scancode_Keypad4 */
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{ '5', '5', 0, 0 }, /* 57 scancode_Keypad5 */
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{ '6', '6', 0, 0 }, /* 58 scancode_Keypad6 */
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{ '7', '7', 0, 0 }, /* 59 scancode_Keypad7 */
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{ 0, 0, 0, 0 }, /* 5a ? */
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{ '8', '8', 0, 0 }, /* 5b scancode_Keypad8 */
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{ '9', '9', 0, 0 }, /* 5c scancode_Keypad9 */
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{ 0, 0, 0, 0 }, /* 5d ? */
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{ 0, 0, 0, 0 }, /* 5e ? */
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{ 0, 0, 0, 0 }, /* 5f ? */
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{ 0, 0, 0, 0 }, /* 60 scancode_F5 */
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{ 0, 0, 0, 0 }, /* 61 scancode_F6 */
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{ 0, 0, 0, 0 }, /* 62 scancode_F7 */
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{ 0, 0, 0, 0 }, /* 63 scancode_F3 */
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{ 0, 0, 0, 0 }, /* 64 scancode_F8 */
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{ 0, 0, 0, 0 }, /* 65 scancode_F9 */
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{ 0, 0, 0, 0 }, /* 66 ? */
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{ 0, 0, 0, 0 }, /* 67 scancode_F11 */
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{ 0, 0, 0, 0 }, /* 68 ? */
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{ 0, 0, 0, 0 }, /* 69 scancode_PrintScreen */
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{ 0, 0, 0, 0 }, /* 6a ? */
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{ 0, 0, 0, 0 }, /* 6b scancode_ScreenLock */
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{ 0, 0, 0, 0 }, /* 6c ? */
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{ 0, 0, 0, 0 }, /* 6d scancode_F10 */
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{ 0, 0, 0, 0 }, /* 6e ? */
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{ 0, 0, 0, 0 }, /* 6f scancode_F12 */
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{ 0, 0, 0, 0 }, /* 70 ? */
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{ 0, 0, 0, 0 }, /* 71 scancode_Pause */
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{ 0, 0, 0, 0 }, /* 72 scancode_Insert */
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{ 0, 0, 0, 0 }, /* 73 scancode_Home */
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{ 0, 0, 0, 0 }, /* 74 scancode_PageUp */
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{ 0, 0, 0, 0 }, /* 75 scancode_Del */
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{ 0, 0, 0, 0 }, /* 76 scancode_F4 */
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{ 0, 0, 0, 0 }, /* 77 scancode_End */
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{ 0, 0, 0, 0 }, /* 78 scancode_F2 */
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{ 0, 0, 0, 0 }, /* 79 scancode_PageDown */
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{ 0, 0, 0, 0 }, /* 7a scancode_F1 */
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{ 0, 0, 0, 0 }, /* 7b scancode_Left */
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{ 0, 0, 0, 0 }, /* 7c scancode_Right */
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{ 0, 0, 0, 0 }, /* 7d scancode_Down */
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{ 0, 0, 0, 0 }, /* 7e scancode_Up */
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{ 0, 0, 0, 0 }, /* 7f ? */
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};
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void keyboard_get_key(int *modifiers, int *code)
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void keyboard_get_scancode(int *modifiers, int *code)
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{
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KeyMap keyboard= {0,0,0,0};
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int keycode;
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int scancode;
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GetKeys(keyboard);
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/* modifier keys */
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*modifiers = 0;
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if (test_bit(keycode_command, keyboard))
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*modifiers |= modifiers_command;
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if (test_bit(keycode_shift, keyboard))
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*modifiers |= modifiers_shift;
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if (test_bit(keycode_capslock, keyboard))
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*modifiers |= modifiers_capslock;
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if (test_bit(keycode_option, keyboard))
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*modifiers |= modifiers_option;
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if (test_bit(keycode_control, keyboard))
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*modifiers |= modifiers_control;
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if (test_bit(scancode_Command, keyboard))
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*modifiers |= modifier_command;
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if (test_bit(scancode_LeftShift, keyboard) ||
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test_bit(scancode_RightShift, keyboard))
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*modifiers |= modifier_shift;
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if (test_bit(scancode_CapsLock, keyboard))
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*modifiers |= modifier_capslock;
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if (test_bit(scancode_LeftOption, keyboard) ||
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test_bit(scancode_RightOption, keyboard))
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*modifiers |= modifier_option;
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if (test_bit(scancode_LeftControl, keyboard) ||
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test_bit(scancode_RightControl, keyboard))
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*modifiers |= modifier_control;
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/* other keys */
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for (keycode = 0; keycode < keycode_last; keycode++)
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for (scancode = 0; scancode < scancode_Last; scancode++)
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{
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/* modifiers */
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if ( (keycode == keycode_command) ||
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(keycode == keycode_shift) ||
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(keycode == keycode_capslock) ||
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(keycode == keycode_option) ||
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(keycode == keycode_control) )
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if ( (scancode == scancode_Command) ||
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(scancode == scancode_LeftShift) ||
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(scancode == scancode_RightShift) ||
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(scancode == scancode_CapsLock) ||
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(scancode == scancode_LeftOption) ||
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(scancode == scancode_RightOption) ||
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(scancode == scancode_LeftControl) ||
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(scancode == scancode_RightControl) )
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continue;
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/* other keys */
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if (test_bit(keycode, keyboard))
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if (test_bit(scancode, keyboard))
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break;
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}
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*code = keycode;
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*code = scancode;
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}
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int keyboard_convert_scancode(int modifiers, int scancode)
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{
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int c;
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if (((modifiers & modifier_shift) ||
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(modifiers & modifier_capslock)) &&
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(modifiers & modifier_option))
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{
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c = symbols[scancode].shift_option;
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} else if ((modifiers & modifier_shift) ||
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(modifiers & modifier_capslock))
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{
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c = symbols[scancode].shift;
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} else if (modifiers & modifier_option)
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{
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c = symbols[scancode].option;
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} else
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{
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c = symbols[scancode].character;
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}
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return c;
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}
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@ -123,4 +123,4 @@ typedef enum scancodes {
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} scancodes_t;
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extern void keyboard_get_scancode(int *modifiers, int *code);
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extern int keyboard_get_char();
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extern int keyboard_convert_scancode(int modifiers, int scancode);
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