internal static unsafe ulong Enable(
string?outputFile,
EventPipeSerializationFormat format,
uint circularBufferSizeInMB,
EventPipeProviderConfiguration[] providers)
{
Span <EventPipeProviderConfigurationNative> providersNative = new Span <EventPipeProviderConfigurationNative>((void *)Marshal.AllocCoTaskMem(sizeof(EventPipeProviderConfigurationNative) * providers.Length), providers.Length);
providersNative.Clear();
try
{
for (int i = 0; i < providers.Length; i++)
{
EventPipeProviderConfigurationNative.MarshalToNative(providers[i], ref providersNative[i]);
}
fixed(char *outputFilePath = outputFile)
fixed(EventPipeProviderConfigurationNative * providersNativePointer = providersNative)
{
return(Enable(outputFilePath, format, circularBufferSizeInMB, providersNativePointer, (uint)providersNative.Length));
}
}
finally
{
for (int i = 0; i < providers.Length; i++)
{
providersNative[i].Release();
}
fixed(EventPipeProviderConfigurationNative *providersNativePointer = providersNative)
{
Marshal.FreeCoTaskMem((IntPtr)providersNativePointer);
}
}
}
internal static void MarshalToNative(EventPipeProviderConfiguration managed, ref EventPipeProviderConfigurationNative native)
{
native.m_pProviderName = (char *)Marshal.StringToCoTaskMemUni(managed.ProviderName);
native.m_keywords = managed.Keywords;
native.m_loggingLevel = managed.LoggingLevel;
native.m_pFilterData = (char *)Marshal.StringToCoTaskMemUni(managed.FilterData);
}
