Function tcgetattr

lib/termios.c:2378–2585

----------------------------------------------------------*/

int tcgetattr(int fd, struct termios *s_termios)
{
    DCB myDCB;
    COMMTIMEOUTS timeouts;
    struct termios_list *index;
    char message[80];

    ENTER("tcgetattr");

    if (fd <= 0)
    {
        return 0;
    }

    index = win32_serial_find_port(fd);

    if (!index)
    {
        LEAVE("tcgetattr");
        return -1;
    }

    if (!GetCommState(index->hComm, &myDCB))
    {
        SNPRINTF(message, sizeof(message), "GetCommState failed\n");
        report(message);
        return -1;
    }

    memcpy(s_termios, index->ttyset, sizeof(struct termios));

    show_DCB(myDCB);

    /***** input mode flags (c_iflag ) ****/
    /* parity check enable */
    if (myDCB.fParity)
    {
        s_termios->c_iflag |= INPCK;
        s_termios->c_iflag &= ~IGNPAR;
    }
    else
    {
        s_termios->c_iflag &= ~INPCK;
        s_termios->c_iflag |= IGNPAR;
    }

    /* FIXME: IGNBRK: ignore break */
    /* FIXME: BRKINT: interrupt on break */

    if (myDCB.fOutX)
    {
        s_termios->c_iflag |= IXON;
    }
    else
    {
        /* IXON: output start/stop control */
        s_termios->c_iflag &= ~IXON;
    }