drivers/input/input.c

3  * Translate key codes into ASCII
28 	/* Special flag ORed with key code to indicate release */
34  * These takes map key codes to ASCII. 0xff means no key, or special key.
36  * 'modifier' key is pressed and one for when the ctrl modifier key is
173  * The table contains conversions from scan key codes to ECMA-48 escape
248  * Process a modifier/special key press or release and decide which key
254  * @param key		Key code to process
259 						int key, int release)
274 		if (key == tab->left_keycode || key == tab->right_keycode)
282 		switch (key) {
320  * Search an int array for a key value
324  * @param key	Key value to find
327 static int array_search(int *array, int count, int key)
332 		if (array[i] == key)
382  * Check a list of key codes against the previous key scan
384  * Given a list of new key codes, we check how many of these are the same
388  * @param keycode	List of key codes to examine
389  * @param num_keycodes	Number of key codes
390  * @param same		Returns number of key codes which are the same
412  * Checks and converts a special key code into ANSI 3.64 escape sequence.
420  * Return: number of characters output, if the key was converted, otherwise 0.
447  * Converts and queues a list of key codes in escaped ASCII string form
448  * Convert a list of key codes into ASCII
458  * @param keycode	List of key codes to examine
459  * @param num_keycodes	Number of key codes
464  * @param same		Number of key codes which are the same
480 		int key = keycode[i] & KEY_MASK;
482 		if (key >= table->num_entries || table->xlate[key] == 0xff) {
483 			table = process_modifier(config, key,
490 		int key = keycode[i];
494 		 * For a normal key (with an ASCII value), add it; otherwise
495 		 * translate special key to escape sequence if possible.
497 		if (key < table->num_entries) {
498 			ch = table->xlate[key];
504 				if (key >= KEY_KP7 && key <= KEY_KPDOT &&
505 				    key != KEY_KPMINUS && key != KEY_KPPLUS)
512 			ch_count += input_keycode_to_ansi364(config, key,
596 	/* Don't output any ASCII characters if this is a key release */