public EcMaster(EcSettings settings, ILogger logger)
{
_settings = settings.ShallowCopy();
_logger = logger;
this.Context = EcHL.CreateContext();
// DC
_dcRingBuffer = new long[_dcRingBufferSize];
_dcEpoch = new DateTime(2000, 1, 1);
_dcDriftCompensationRate = Convert.ToInt32(_settings.DriftCompensationRate / _settings.CycleFrequency); // 850 ppm max clock drift
// data
_ioMapPtr = Marshal.AllocHGlobal(_settings.IoMapLength);
unsafe
{
new Span <byte>(_ioMapPtr.ToPointer(), _settings.IoMapLength).Clear();
}
// diagnostics
_isReconfiguring = false;
_lock = new object();
_cts = new CancellationTokenSource();
}
public static SlaveInfo ReloadHardware(string esiDirectoryPath, IExtensionFactory extensionFactory, string interfaceName, SlaveInfo referenceRootSlaveInfo)
{
IntPtr context;
SlaveInfo newRootSlaveInfo;
SlaveInfo referenceSlaveInfo;
IEnumerable <SlaveInfo> referenceSlaveInfoSet;
referenceSlaveInfo = null;
referenceSlaveInfoSet = null;
if (NetworkInterface.GetAllNetworkInterfaces().Where(x => x.GetPhysicalAddress().ToString() == interfaceName).FirstOrDefault()?.OperationalStatus != OperationalStatus.Up)
{
throw new Exception($"The network interface '{interfaceName}' is not linked. Aborting action.");
}
context = EcHL.CreateContext();
newRootSlaveInfo = EcUtilities.ScanDevices(context, interfaceName, referenceRootSlaveInfo);
EcHL.FreeContext(context);
if (referenceRootSlaveInfo != null)
{
referenceSlaveInfoSet = referenceRootSlaveInfo.Descendants().ToList();
}
newRootSlaveInfo.Descendants().ToList().ForEach(slaveInfo =>
{
referenceSlaveInfo = slaveInfo.Csa == slaveInfo.OldCsa ? referenceSlaveInfoSet?.FirstOrDefault(x => x.Csa == slaveInfo.Csa) : null;
ExtensibilityHelper.GetDynamicSlaveInfoData(esiDirectoryPath, extensionFactory, slaveInfo);
ExtensibilityHelper.UpdateSlaveExtensions(extensionFactory, slaveInfo, referenceSlaveInfo);
});
return(newRootSlaveInfo);
}
public static SlaveInfo ScanDevices(string interfaceName, SlaveInfo referenceSlaveInfo = null)
{
IntPtr context;
SlaveInfo slaveInfo;
context = EcHL.CreateContext();
slaveInfo = EcUtilities.ScanDevices(context, interfaceName, referenceSlaveInfo);
EcHL.FreeContext(context);
return(slaveInfo);
}
public static SlaveInfo ScanDevices(string interfaceName, SlaveInfo referenceRootSlave = null)
{
if (NetworkInterface.GetAllNetworkInterfaces().Where(x => x.Name == interfaceName).FirstOrDefault()?.OperationalStatus != OperationalStatus.Up)
{
throw new Exception($"The network interface '{interfaceName}' is not linked. Aborting action.");
}
var context = EcHL.CreateContext();
var rootSlave = EcUtilities.ScanDevices(context, interfaceName, referenceRootSlave);
EcHL.FreeContext(context);
return(rootSlave);
}
public void CanAccessNativeLib()
{
// Arrange
Directory.EnumerateFiles("./runtimes/", "*soem_wrapper.*", SearchOption.AllDirectories).ToList().ForEach(filePath =>
{
if (filePath.Contains(RuntimeEnvironment.RuntimeArchitecture))
{
File.Copy(filePath, Path.GetFileName(filePath), true);
}
});
// Act
var context = EcHL.CreateContext();
// Assert
Assert.True(context != IntPtr.Zero);
EcHL.FreeContext(context);
}