public static SerialTerminalConnection CreateNewSerialConnection(IPoderosaMainWindow window, SerialTerminalParam param, SerialTerminalSettings settings)
{
bool successful = false;
FileStream strm = null;
try {
StringResource sr = SerialPortPlugin.Instance.Strings;
//Debug.WriteLine("OPENING COM"+param.Port);
string portstr = String.Format("\\\\.\\{0}", param.PortName);
IntPtr ptr = Win32Serial.CreateFile(portstr, Win32.GENERIC_READ | Win32.GENERIC_WRITE, 0, IntPtr.Zero, Win32.OPEN_EXISTING, Win32.FILE_ATTRIBUTE_NORMAL | Win32.FILE_FLAG_OVERLAPPED, IntPtr.Zero);
if (ptr == Win32.INVALID_HANDLE_VALUE)
{
string msg = sr.GetString("Message.FailedToOpenSerial");
int err = Marshal.GetLastWin32Error();
if (err == 2)
{
msg += sr.GetString("Message.NoSuchDevice");
}
else if (err == 5)
{
msg += sr.GetString("Message.DeviceIsBusy");
}
else
{
msg += "\nGetLastError=" + Marshal.GetLastWin32Error();
}
throw new Exception(msg);
}
//strm = new FileStream(ptr, FileAccess.Write, true, 8, true);
Win32Serial.DCB dcb = new Win32Serial.DCB();
FillDCB(ptr, ref dcb);
UpdateDCB(ref dcb, settings);
if (!Win32Serial.SetCommState(ptr, ref dcb))
{
Win32.CloseHandle(ptr);
throw new Exception(sr.GetString("Message.FailedToConfigSerial"));
}
Win32Serial.COMMTIMEOUTS timeouts = new Win32Serial.COMMTIMEOUTS();
Win32Serial.GetCommTimeouts(ptr, ref timeouts);
timeouts.ReadIntervalTimeout = 0xFFFFFFFF;
timeouts.ReadTotalTimeoutConstant = 0;
timeouts.ReadTotalTimeoutMultiplier = 0;
timeouts.WriteTotalTimeoutConstant = 100;
timeouts.WriteTotalTimeoutMultiplier = 100;
Win32Serial.SetCommTimeouts(ptr, ref timeouts);
successful = true;
SerialTerminalConnection r = new SerialTerminalConnection(param, settings, ptr);
return(r);
}
catch (Exception ex) {
RuntimeUtil.SilentReportException(ex);
if (window != null)
{
window.Warning(ex.Message);
}
else
{
GUtil.Warning(Form.ActiveForm, ex.Message); //TODO 苦しい逃げ。IPoderosaFormを実装したベースクラスをCoreにでも持っていたほうがいいのか
}
return(null);
}
finally {
if (!successful && strm != null)
{
strm.Close();
}
}
}
public static SerialTerminalConnection CreateNewSerialConnection(IPoderosaMainWindow window, SerialTerminalParam param, SerialTerminalSettings settings)
{
bool successful = false;
FileStream strm = null;
try {
StringResource sr = SerialPortPlugin.Instance.Strings;
//Debug.WriteLine("OPENING COM"+param.Port);
string portstr = String.Format("\\\\.\\{0}", param.PortName);
IntPtr ptr = Win32Serial.CreateFile(portstr, Win32.GENERIC_READ | Win32.GENERIC_WRITE, 0, IntPtr.Zero, Win32.OPEN_EXISTING, Win32.FILE_ATTRIBUTE_NORMAL | Win32.FILE_FLAG_OVERLAPPED, IntPtr.Zero);
if (ptr == Win32.INVALID_HANDLE_VALUE) {
string msg = sr.GetString("Message.FailedToOpenSerial");
int err = Marshal.GetLastWin32Error();
if (err == 2)
msg += sr.GetString("Message.NoSuchDevice");
else if (err == 5)
msg += sr.GetString("Message.DeviceIsBusy");
else
msg += "\nGetLastError=" + Marshal.GetLastWin32Error();
throw new Exception(msg);
}
//strm = new FileStream(ptr, FileAccess.Write, true, 8, true);
Win32Serial.DCB dcb = new Win32Serial.DCB();
FillDCB(ptr, ref dcb);
UpdateDCB(ref dcb, settings);
if (!Win32Serial.SetCommState(ptr, ref dcb)) {
Win32.CloseHandle(ptr);
throw new Exception(sr.GetString("Message.FailedToConfigSerial"));
}
Win32Serial.COMMTIMEOUTS timeouts = new Win32Serial.COMMTIMEOUTS();
Win32Serial.GetCommTimeouts(ptr, ref timeouts);
timeouts.ReadIntervalTimeout = 0xFFFFFFFF;
timeouts.ReadTotalTimeoutConstant = 0;
timeouts.ReadTotalTimeoutMultiplier = 0;
timeouts.WriteTotalTimeoutConstant = 100;
timeouts.WriteTotalTimeoutMultiplier = 100;
Win32Serial.SetCommTimeouts(ptr, ref timeouts);
successful = true;
SerialTerminalConnection r = new SerialTerminalConnection(param, settings, ptr);
return r;
}
catch (Exception ex) {
RuntimeUtil.SilentReportException(ex);
if (window != null)
window.Warning(ex.Message);
else
GUtil.Warning(Form.ActiveForm, ex.Message); //TODO 苦しい逃げ。IPoderosaFormを実装したベースクラスをCoreにでも持っていたほうがいいのか
return null;
}
finally {
if (!successful && strm != null)
strm.Close();
}
}