Function win32_serial_open

lib/termios.c:1356–1442

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

int win32_serial_open(const char *filename, int flags, ...)
{
    struct termios_list *index;
    char message[756];
    char fullfilename[256];

    ENTER("serial_open");

    fullfilename[sizeof(fullfilename) - 1] = '\0';

    /* according to http://support.microsoft.com/kb/115831
     * this is necessary for COM ports larger than COM9 */
    if (memcmp(filename, "\\\\.\\", 4) != 0)
    {
        SNPRINTF(fullfilename, sizeof(fullfilename) - 1, "\\\\.\\%s", filename);
    }
    else
    {
        strncpy(fullfilename, filename, sizeof(fullfilename) - 1);
    }

    if (port_opened(fullfilename))
    {
        report("Port is already opened\n");
        return (-1);
    }

    index = add_port(fullfilename);

    if (!index)
    {
        report("serial_open !index\n");
        return (-1);
    }

    index->interrupt = 0;
    index->tx_happened = 0;

    if (open_port(index))
    {
        SNPRINTF(message, sizeof(message),
                 "serial_open():  Invalid Port Reference for %s\n",
                 fullfilename);
        report(message);
        win32_serial_close(index->fd);
        return -1;
    }

    if (check_port_capabilities(index))
    {
        report("check_port_capabilities!");
        win32_serial_close(index->fd);
        return -1;
    }

    init_termios(index->ttyset);
    init_serial_struct(index->sstruct);