netcore/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.FILE_TIME.cs

   1 // Licensed to the .NET Foundation under one or more agreements.
   2 // The .NET Foundation licenses this file to you under the MIT license.
   3 // See the LICENSE file in the project root for more information.
   4
   5 using System;
   6
   7 internal static partial class Interop
   8 {
   9     internal static partial class Kernel32
  10     {
  11         internal struct FILE_TIME
  12         {
  13             internal uint dwLowDateTime;
  14             internal uint dwHighDateTime;
  15
  16             internal FILE_TIME(long fileTime)
  17             {
  18                 dwLowDateTime = (uint)fileTime;
  19                 dwHighDateTime = (uint)(fileTime >> 32);
  20             }
  21
  22             internal long ToTicks() => ((long)dwHighDateTime << 32) + dwLowDateTime;
  23             internal DateTime ToDateTimeUtc() => DateTime.FromFileTimeUtc(ToTicks());
  24             internal DateTimeOffset ToDateTimeOffset() => DateTimeOffset.FromFileTime(ToTicks());
  25         }
  26     }
  27 }