Пример #1
0
  public int fcntl(int fd, int cmd, int arg) {

    Port port = getPort(fd);
    if (port == null) return -1;
    if (F_SETFL == cmd) port.m_OpenFlags = arg;
    else if (F_GETFL == cmd) return port.m_OpenFlags;
    else {
      m_ErrNo = ENOTSUP;
      return -1;
    }
    return 0;
  }
Пример #2
0
  public int open(String filename, int flags) {
    Port port = new Port();
    port.m_OpenFlags = flags;
    try {
      if (!filename.startsWith("\\\\")) filename = "\\\\.\\" + filename;

      port.m_Comm =
          CreateFileW(
              new WString(filename),
              GENERIC_READ | GENERIC_WRITE,
              0,
              null,
              OPEN_EXISTING,
              FILE_FLAG_OVERLAPPED,
              null);

      if (INVALID_HANDLE_VALUE == port.m_Comm) {
        if (GetLastError() == ERROR_FILE_NOT_FOUND) m_ErrNo = ENOENT;
        else m_ErrNo = EBUSY;
        port.fail();
      }

      if (!SetupComm(port.m_Comm, (int) port.m_RdBuffer.size(), (int) port.m_WrBuffer.size()))
        port.fail(); // FIXME what would be appropriate error code here

      cfmakeraw(port.m_Termios);
      cfsetispeed(port.m_Termios, B9600);
      cfsetospeed(port.m_Termios, B9600);
      port.m_Termios.c_cc[VTIME] = 0;
      port.m_Termios.c_cc[VMIN] = 0;
      updateFromTermios(port);

      port.m_RdOVL.writeField("hEvent", CreateEventA(null, true, false, null));
      if (port.m_RdOVL.hEvent == INVALID_HANDLE_VALUE) port.fail();

      port.m_WrOVL.writeField("hEvent", CreateEventA(null, true, false, null));
      if (port.m_WrOVL.hEvent == INVALID_HANDLE_VALUE) port.fail();

      port.m_SelOVL.writeField("hEvent", CreateEventA(null, true, false, null));
      if (port.m_SelOVL.hEvent == INVALID_HANDLE_VALUE) port.fail();

      return port.m_FD;
    } catch (Exception f) {
      if (port != null) port.close();
      return -1;
    }
  }