mcs/class/Facades/System.Runtime.InteropServices.RuntimeInformation/System.Runtime.InteropServices/RuntimeInformation.cs

   1 //
   2 // RuntimeInformation.cs
   3 //
   4 // Author:
   5 //   Alexander Köplinger (alexander.koeplinger@xamarin.com)
   6 //
   7 // (C) 2016 Xamarin, Inc.
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System.IO;
  32 using System.Reflection;
  33
  34 namespace System.Runtime.InteropServices
  35 {
  36         public static class RuntimeInformation
  37         {
  38                 [DllImport ("__Internal")]
  39                 extern static string mono_get_runtime_build_info ();
  40
  41                 public static string FrameworkDescription {
  42                         get {
  43                                 return mono_get_runtime_build_info ();
  44                         }
  45                 }
  46
  47                 public static bool IsOSPlatform (OSPlatform osPlatform)
  48                 {
  49                         switch (Environment.OSVersion.Platform) {
  50                         case PlatformID.Win32NT:
  51                                 return osPlatform == OSPlatform.Windows;
  52                         case PlatformID.Unix:
  53                                 if (File.Exists ("/usr/lib/libc.dylib"))
  54                                         return osPlatform == OSPlatform.OSX;
  55
  56                                 return osPlatform == OSPlatform.Linux;
  57                         default:
  58                                 return false;
  59                         }
  60                 }
  61
  62                 public static string OSDescription
  63                 {
  64                         get
  65                         {
  66                                 return Environment.OSVersion.VersionString;
  67                         }
  68                 }
  69
  70                 public static Architecture OSArchitecture
  71                 {
  72                         get
  73                         {
  74                                 // TODO: very barebones implementation, doesn't respect ARM
  75                                 return Environment.Is64BitOperatingSystem ? Architecture.X64 : Architecture.X86;
  76                         }
  77                 }
  78
  79                 public static Architecture ProcessArchitecture
  80                 {
  81                         get
  82                         {
  83                                 // TODO: very barebones implementation, doesn't respect ARM
  84                                 return Environment.Is64BitProcess ? Architecture.X64 : Architecture.X86;
  85                         }
  86                 }
  87         }
  88 }