C++ (Cpp) uplcom_set_line_codingの例

コード例 #1

static int
uplcom_param(void *addr, int portno, struct termios *t)
{
	struct uplcom_softc *sc = addr;
	usbd_status err;
	usb_cdc_line_state_t ls;
	int i;

	DPRINTF(("uplcom_param: sc = %p\n", sc));

	/* Check requested baud rate */
	for (i = 0; i < N_UPLCOM_RATES; i++)
		if (uplcom_rates[i] == t->c_ospeed)
			break;
	if (i == N_UPLCOM_RATES) {
		DPRINTF(("uplcom_param: bad baud rate (%d)\n", t->c_ospeed));
		return (EIO);
	}

	USETDW(ls.dwDTERate, t->c_ospeed);
	if (ISSET(t->c_cflag, CSTOPB))
		ls.bCharFormat = UCDC_STOP_BIT_2;
	else
		ls.bCharFormat = UCDC_STOP_BIT_1;
	if (ISSET(t->c_cflag, PARENB)) {
		if (ISSET(t->c_cflag, PARODD))
			ls.bParityType = UCDC_PARITY_ODD;
		else
			ls.bParityType = UCDC_PARITY_EVEN;
	} else
		ls.bParityType = UCDC_PARITY_NONE;
	switch (ISSET(t->c_cflag, CSIZE)) {
	case CS5:
		ls.bDataBits = 5;
		break;
	case CS6:
		ls.bDataBits = 6;
		break;
	case CS7:
		ls.bDataBits = 7;
		break;
	case CS8:
		ls.bDataBits = 8;
		break;
	}

	err = uplcom_set_line_coding(sc, &ls);
	if (err)
		return (EIO);

	if (ISSET(t->c_cflag, CRTSCTS)) {
		err = uplcom_set_crtscts(sc);
		if (err)
			return (EIO);
	}

	return (0);
}

コード例 #2

int
uplcom_param(void *addr, int portno, struct termios *t)
{
	struct uplcom_softc *sc = addr;
	usbd_status err;
	usb_cdc_line_state_t ls;

	DPRINTF(("uplcom_param: sc=%p\n", sc));

	USETDW(ls.dwDTERate, t->c_ospeed);
	if (ISSET(t->c_cflag, CSTOPB))
		ls.bCharFormat = UCDC_STOP_BIT_2;
	else
		ls.bCharFormat = UCDC_STOP_BIT_1;
	if (ISSET(t->c_cflag, PARENB)) {
		if (ISSET(t->c_cflag, PARODD))
			ls.bParityType = UCDC_PARITY_ODD;
		else
			ls.bParityType = UCDC_PARITY_EVEN;
	} else
		ls.bParityType = UCDC_PARITY_NONE;
	switch (ISSET(t->c_cflag, CSIZE)) {
	case CS5:
		ls.bDataBits = 5;
		break;
	case CS6:
		ls.bDataBits = 6;
		break;
	case CS7:
		ls.bDataBits = 7;
		break;
	case CS8:
		ls.bDataBits = 8;
		break;
	}

	err = uplcom_set_line_coding(sc, &ls);
	if (err) {
		DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err)));
		return (EIO);
	}

	if (ISSET(t->c_cflag, CRTSCTS))
		uplcom_set_crtscts(sc);

	if (sc->sc_rts == -1 || sc->sc_dtr == -1)
		uplcom_set_line_state(sc);

	if (err) {
		DPRINTF(("uplcom_param: err=%s\n", usbd_errstr(err)));
		return (EIO);
	}

	return (0);
}