public unsafe static void StartHW(int freq)
{
if (!(ExtIO._dllHandle == IntPtr.Zero) && ExtIO._startHW != null)
{
ExtIO.logInfo("StartHW(), freq=" + freq.ToString());
if (!ExtIO._isHWInit)
{
ExtIO.OpenHW(true);
}
if (ExtIO._iqBuffer != null)
{
ExtIO._iqBuffer.Dispose();
}
ExtIO._iqBuffer = null;
ExtIO._iqPtr = null;
int num = ExtIO._startHW(freq);
ExtIO.logResult("StartHW: ");
if (num <= 0)
{
ExtIO.logInfo("StartHW() returned " + num);
throw new Exception("ExtIO StartHW() returned " + num);
}
ExtIO._isHWStarted = true;
ExtIO._sampleCount = num;
ExtIO._iqBuffer = UnsafeBuffer.Create(ExtIO._sampleCount, sizeof(Complex));
ExtIO._iqPtr = (Complex *)(void *)ExtIO._iqBuffer;
ExtIO.logInfo("StartHW succeeded, samplecount=" + ExtIO._sampleCount.ToString() + ", iqBuffer created.");
}
}
public static bool OpenHW(bool setCallback = true)
{
if (!ExtIO._isHWInit)
{
ExtIO.HWInit(setCallback);
}
if (!(ExtIO._dllHandle == IntPtr.Zero) && ExtIO._isHWInit && !ExtIO._isHWStarted)
{
ExtIO.logInfo("OpenHW()");
bool flag = false;
try
{
flag = ExtIO._openHW();
}
catch (Exception ex)
{
ExtIO.logInfo("OpenHW: " + ex.Message);
}
if (flag)
{
ExtIO.ShowGUI();
}
else
{
ExtIO.logResult("OpenHW: ");
}
return(flag);
}
return(false);
}
public static void CloseLibrary()
{
if (ExtIO._isHWStarted)
{
ExtIO.StopHW();
}
if (ExtIO._isHWInit)
{
ExtIO.CloseHW();
}
if (!(ExtIO._dllHandle == IntPtr.Zero))
{
ExtIO.logInfo("CloseLibrary()");
try
{
ExtIO.FreeLibrary(ExtIO._dllHandle);
}
catch (Exception ex)
{
ExtIO.logInfo("FreeLibrary: " + ex.Message);
}
ExtIO.logResult("FreeLibrary: ");
ExtIO._dllHandle = IntPtr.Zero;
}
}
public static void HWInit(bool setCallback)
{
if (!(ExtIO._dllHandle == IntPtr.Zero) && !ExtIO._isHWInit && !ExtIO._isHWStarted)
{
ExtIO.logInfo("HWInit()");
StringBuilder stringBuilder = new StringBuilder(256);
StringBuilder stringBuilder2 = new StringBuilder(256);
int hwType = 0;
try
{
ExtIO._isHWInit = ExtIO._initHW(stringBuilder, stringBuilder2, ref hwType);
}
catch (Exception ex)
{
ExtIO.logInfo("InitHW: " + ex.Message);
}
ExtIO.logResult("InitHW: ");
ExtIO._name = stringBuilder.ToString();
ExtIO._model = stringBuilder2.ToString();
ExtIO._hwType = (HWTypes)hwType;
if (!ExtIO._isHWInit)
{
ExtIO.logInfo("InitHW() returned " + ExtIO._isHWInit + ", ");
ExtIO._isHWInit = true;
ExtIO.CloseHW();
throw new ApplicationException("InitHW() returned " + ExtIO._isHWInit);
}
ExtIO.logInfo("InitHW: " + ExtIO._name + ", " + ExtIO._model + ", type=" + hwType.ToString());
if (setCallback)
{
ExtIO.logInfo("SetCallback: ");
try
{
ExtIO._setCallback(ExtIO._callbackInst);
}
catch (Exception ex2)
{
ExtIO.logInfo("SetCallback: " + ex2.Message);
}
}
}
}
public static void UseLibrary(string fileName)
{
if (ExtIO._dllHandle != IntPtr.Zero)
{
ExtIO.CloseLibrary();
}
ExtIO.logInfo("UseLibrary(), dll=" + fileName);
try
{
ExtIO._dllHandle = ExtIO.LoadLibrary(fileName);
}
catch (Exception ex)
{
ExtIO.logInfo("LoadLibrary: " + ex.Message);
}
ExtIO.logResult("LoadLibrary:");
if (ExtIO._dllHandle == IntPtr.Zero)
{
ExtIO.logInfo("LoadLibrary(), Unable to load DLL file: " + fileName);
throw new Exception("Unable to load ExtIO library " + fileName);
}
ExtIO._dllName = fileName;
ExtIO._initHW = null;
ExtIO._openHW = null;
ExtIO._startHW = null;
ExtIO._stopHW = null;
ExtIO._closeHW = null;
ExtIO._setHWLO = null;
ExtIO._tuneChanged = null;
ExtIO._getHWLO = null;
ExtIO._getHWSR = null;
ExtIO._getStatus = null;
ExtIO._showGUI = null;
ExtIO._hideGUI = null;
ExtIO._setCallback = null;
IntPtr procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "InitHW");
if (procAddress != IntPtr.Zero)
{
ExtIO._initHW = (dInitHW)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dInitHW));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "OpenHW");
if (procAddress != IntPtr.Zero)
{
ExtIO._openHW = (dOpenHW)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dOpenHW));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "StartHW");
if (procAddress != IntPtr.Zero)
{
ExtIO._startHW = (dStartHW)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dStartHW));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "StopHW");
if (procAddress != IntPtr.Zero)
{
ExtIO._stopHW = (dStopHW)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dStopHW));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "CloseHW");
if (procAddress != IntPtr.Zero)
{
ExtIO._closeHW = (dCloseHW)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dCloseHW));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "SetCallback");
if (procAddress != IntPtr.Zero)
{
ExtIO._setCallback = (dSetCallback)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dSetCallback));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "SetHWLO");
if (procAddress != IntPtr.Zero)
{
ExtIO._setHWLO = (dSetHWLO)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dSetHWLO));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "TuneChange");
if (procAddress != IntPtr.Zero)
{
ExtIO._tuneChanged = (dTuneChanged)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dTuneChanged));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "GetHWLO");
if (procAddress != IntPtr.Zero)
{
ExtIO._getHWLO = (dGetHWLO)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dGetHWLO));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "GetHWSR");
if (procAddress != IntPtr.Zero)
{
ExtIO._getHWSR = (dGetHWSR)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dGetHWSR));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "GetTune");
if (procAddress != IntPtr.Zero)
{
ExtIO._getTune = (dGetTune)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dGetTune));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "GetStatus");
if (procAddress != IntPtr.Zero)
{
ExtIO._getStatus = (dGetStatus)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dGetStatus));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "ShowGUI");
if (procAddress != IntPtr.Zero)
{
ExtIO._showGUI = (dShowGUI)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dShowGUI));
}
procAddress = ExtIO.GetProcAddress(ExtIO._dllHandle, "HideGUI");
if (procAddress != IntPtr.Zero)
{
ExtIO._hideGUI = (dHideGUI)Marshal.GetDelegateForFunctionPointer(procAddress, typeof(dHideGUI));
}
if (ExtIO._initHW != null && ExtIO._openHW != null && ExtIO._startHW != null && ExtIO._setHWLO != null && ExtIO._getStatus != null && ExtIO._setCallback != null && ExtIO._stopHW != null && ExtIO._closeHW != null)
{
return;
}
ExtIO.FreeLibrary(ExtIO._dllHandle);
ExtIO._dllHandle = IntPtr.Zero;
ExtIO.logInfo("LoadLibrary(), ExtIO DLL is not valid, not all entries found.");
throw new ApplicationException("ExtIO DLL is not valid, not all entries found.");
}
