in src/Microsoft.Azure.Relay/WebSockets/NetEventSource.Common.cs [492:533]
private unsafe void WriteEvent(int eventId, string arg1, string arg2, string arg3, string arg4)
{
if (IsEnabled())
{
if (arg1 == null) arg1 = "";
if (arg2 == null) arg2 = "";
if (arg3 == null) arg3 = "";
if (arg4 == null) arg4 = "";
fixed (char* string1Bytes = arg1)
fixed (char* string2Bytes = arg2)
fixed (char* string3Bytes = arg3)
fixed (char* string4Bytes = arg4)
{
const int NumEventDatas = 4;
var descrs = stackalloc EventData[NumEventDatas];
descrs[0] = new EventData
{
DataPointer = (IntPtr)string1Bytes,
Size = ((arg1.Length + 1) * 2)
};
descrs[1] = new EventData
{
DataPointer = (IntPtr)string2Bytes,
Size = ((arg2.Length + 1) * 2)
};
descrs[2] = new EventData
{
DataPointer = (IntPtr)string3Bytes,
Size = ((arg3.Length + 1) * 2)
};
descrs[3] = new EventData
{
DataPointer = (IntPtr)string4Bytes,
Size = ((arg4.Length + 1) * 2)
};
WriteEventCore(eventId, NumEventDatas, descrs);
}
}
}