public unsafe void VariantWrite(ref GenericEventDescriptor genericEventDescriptor, int argCount,
Variant v1 = default(Variant), Variant v2 = default(Variant), Variant v3 = default(Variant),
Variant v4 = default(Variant), Variant v5 = default(Variant), Variant v6 = default(Variant),
Variant v7 = default(Variant), Variant v8 = default(Variant), Variant v9 = default(Variant),
Variant v10 = default(Variant), Variant v11 = default(Variant), Variant v12 = default(Variant),
Variant v13 = default(Variant), Variant v14 = default(Variant))
{
if (argCount == 0)
{
#if !DotNetCoreClrLinux
this.WriteEvent(genericEventDescriptor.EventId);
#else
TraceViaNative.WriteStructured(ref genericEventDescriptor, 0, null);
#endif
return;
}
Tracing.EventData *eventSourceData = stackalloc Tracing.EventData[argCount];
byte *dataBuffer = stackalloc byte[EventDataArrayBuilder.BasicTypeAllocationBufferSize * argCount];
var edb = new EventDataArrayBuilder(eventSourceData, dataBuffer);
if (!edb.AddEventDataWithTruncation(argCount, ref v1, ref v2, ref v3, ref v4, ref v5, ref v6, ref v7, ref v8, ref v9, ref v10, ref v11, ref v12, ref v13, ref v14))
{
Debug.Fail(string.Format("EventData for eventid {0} is invalid. Check the total size of the event.",
genericEventDescriptor.EventId));
return;
}
fixed(char *s1 = v1.ConvertToString(),
s2 = v2.ConvertToString(),
s3 = v3.ConvertToString(),
s4 = v4.ConvertToString(),
s5 = v5.ConvertToString(),
s6 = v6.ConvertToString(),
s7 = v7.ConvertToString(),
s8 = v8.ConvertToString(),
s9 = v9.ConvertToString(),
s10 = v10.ConvertToString(),
s11 = v11.ConvertToString(),
s12 = v12.ConvertToString(),
s13 = v13.ConvertToString(),
s14 = v14.ConvertToString())
{
var tracingEventDataPtr = edb.ToEventDataArray(s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14);
// Convert to EventSource.EventData from Tracing.EventData.
#if !DotNetCoreClrLinux
EventData *eventDataPtr = stackalloc EventData[argCount];
for (uint i = 0; i < argCount; ++i)
{
eventDataPtr[i].DataPointer = (IntPtr)tracingEventDataPtr[i].DataPointer;
eventDataPtr[i].Size = (int)tracingEventDataPtr[i].Size;
}
this.WriteEventCore(genericEventDescriptor.EventId, argCount, eventDataPtr);
#else
EventDataDescriptor *eventDataPtr = stackalloc EventDataDescriptor[argCount];
for (uint i = 0; i < argCount; ++i)
{
eventDataPtr[i].DataPointer = (UInt64)tracingEventDataPtr[i].DataPointer;
eventDataPtr[i].Size = tracingEventDataPtr[i].Size;
}
TraceViaNative.WriteStructured(ref genericEventDescriptor, (uint)argCount, eventDataPtr);
#endif
}
}
public static unsafe void WriteStructured(ref GenericEventDescriptor eventDescriptor, ulong userDataCount, EventDataDescriptor *eventDataPtr)
{
try
{
//using (var pin = new PinCollection())
fixed(GenericEventDescriptor *eventDescriptorPtr = &eventDescriptor)
{
var traceEvent = new NativeTypes.FABRIC_ETW_TRACE_EVENT_PAYLOAD()
{
EventDescriptor = (IntPtr)eventDescriptorPtr,//pin.AddBlittable(eventDescriptor),
EventDataDescriptorList = new NativeTypes.FABRIC_ETW_TRACE_EVENT_DATA_DESCRIPTOR_LIST()
{
Count = userDataCount,
UserDataDescriptor = (IntPtr)eventDataPtr
},
Reserved = IntPtr.Zero
};
NativeCommon.WriteManagedStructuredTrace(ref traceEvent);
}
}
catch (Exception ex)
{
Console.WriteLine("Exception during interop structured trace writing: {0}", ex);
Console.WriteLine("EventId: {0}, UserDataCount {1}", eventDescriptor.EventId, userDataCount);
}
}
