Function wnoutrefresh

payloads/libpayload/curses/tinycurses.c:723–877

#define SWAP_RED_BLUE(c) \
	(((c) & 0x4400) >> 2) | ((c) & 0xAA00) | (((c) & 0x1100) << 2)
int wnoutrefresh(WINDOW *win)
{
#if CONFIG(LP_SERIAL_CONSOLE)
	// FIXME.
	int serial_is_bold = 0;
	int serial_is_reverse = 0;
	int serial_is_altcharset = 0;
	int serial_cur_pair = 0;

	int need_altcharset;
	short fg, bg;
#endif
	int x, y;
	chtype ch;

#if CONFIG(LP_SERIAL_CONSOLE)
	serial_end_bold();
	serial_end_altcharset();
#endif

	for (y = 0; y <= win->_maxy; y++) {

		if (win->_line[y].firstchar == _NOCHANGE)
			continue;

		/* Position the serial cursor */

#if CONFIG(LP_SERIAL_CONSOLE)
		if (curses_flags & F_ENABLE_SERIAL)
			serial_set_cursor(win->_begy + y, win->_begx +
					win->_line[y].firstchar);
#endif

		for (x = win->_line[y].firstchar; x <= win->_line[y].lastchar; x++) {
			attr_t attr = win->_line[y].text[x].attr;

#if CONFIG(LP_SERIAL_CONSOLE)
			if (curses_flags & F_ENABLE_SERIAL) {
				ch = win->_line[y].text[x].chars[0];

				if (attr & A_BOLD) {
					if (!serial_is_bold) {
						serial_start_bold();
						serial_is_bold = 1;
					}
				} else {
					if (serial_is_bold) {
						serial_end_bold();
						serial_is_bold = 0;
						/* work around serial.c
						 * shortcoming:
						 */
						serial_is_reverse = 0;
						serial_cur_pair = 0;
					}
				}

				if (attr & A_REVERSE) {