1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/Hardware/OperatingSystem.cs	Wed Jul 11 22:28:39 2012 +0000
     1.3 @@ -0,0 +1,38 @@
     1.4 +/*
     1.5 + 
     1.6 +  This Source Code Form is subject to the terms of the Mozilla Public
     1.7 +  License, v. 2.0. If a copy of the MPL was not distributed with this
     1.8 +  file, You can obtain one at http://mozilla.org/MPL/2.0/.
     1.9 + 
    1.10 +  Copyright (C) 2012 Michael Möller <mmoeller@openhardwaremonitor.org>
    1.11 +	
    1.12 +*/
    1.13 +
    1.14 +using System;
    1.15 +using System.Diagnostics;
    1.16 +using System.Runtime.InteropServices;
    1.17 +
    1.18 +namespace OpenHardwareMonitor.Hardware {
    1.19 +  internal static class OperatingSystem {
    1.20 +
    1.21 +    public static bool Is64BitOperatingSystem() {
    1.22 +      if (IntPtr.Size == 8)
    1.23 +        return true;
    1.24 +
    1.25 +      try {
    1.26 +        bool wow64Process;
    1.27 +        bool result = IsWow64Process(
    1.28 +          Process.GetCurrentProcess().Handle, out wow64Process);
    1.29 +
    1.30 +        return result && wow64Process;
    1.31 +      } catch (EntryPointNotFoundException) {
    1.32 +        return false;
    1.33 +      }
    1.34 +    }
    1.35 +
    1.36 +    [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
    1.37 +    [return: MarshalAs(UnmanagedType.Bool)]
    1.38 +    private static extern bool IsWow64Process(IntPtr hProcess,
    1.39 +      out bool wow64Process);
    1.40 +  }
    1.41 +}