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8c763fb | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | // Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.
#nullable enable
#if !UNIX
using System;
using System.Runtime.InteropServices;
internal static partial class Interop
{
internal static partial class Windows
{
internal enum ActivityControl : uint
{
/// <summary>
/// Gets the ActivityId from thread local storage.
/// </summary>
Get = 1,
/// <summary>
/// Sets the ActivityId in the thread local storage.
/// </summary>
Set = 2,
/// <summary>
/// Creates a new activity id.
/// </summary>
Create = 3,
/// <summary>
/// Sets the activity id in thread local storage and returns the previous value.
/// </summary>
GetSet = 4,
/// <summary>
/// Creates a new activity id, sets thread local storage, and returns the previous value.
/// </summary>
CreateSet = 5
}
[LibraryImport("api-ms-win-eventing-provider-l1-1-0.dll")]
internal static unsafe partial int EventActivityIdControl(ActivityControl controlCode, Guid* activityId);
internal static unsafe int GetEventActivityIdControl(ref Guid activityId)
{
fixed (Guid* guidPtr = &activityId)
{
return EventActivityIdControl(ActivityControl.Get, guidPtr);
}
}
}
}
#endif
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