mcs/class/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                 {
  43                         get
  44                         {
  45                                 return mono_get_runtime_build_info ();
  46                         }
  47                 }
  48
  49                 public static bool IsOSPlatform (OSPlatform osPlatform)
  50                 {
  51                         // TODO: very barebones implementation
  52
  53                         if (Environment.OSVersion.Platform == PlatformID.Win32NT)
  54                                 return osPlatform == OSPlatform.Windows;
  55
  56                         if (Environment.OSVersion.Platform == PlatformID.Unix && File.Exists ("/usr/lib/libc.dylib"))
  57                                 return osPlatform == OSPlatform.OSX;
  58
  59                         if (Environment.OSVersion.Platform == PlatformID.Unix)
  60                                 return osPlatform == OSPlatform.Linux;
  61
  62                         return false;
  63                 }
  64
  65                 public static string OSDescription
  66                 {
  67                         get
  68                         {
  69                                 return Environment.OSVersion.VersionString;
  70                         }
  71                 }
  72
  73                 public static Architecture OSArchitecture
  74                 {
  75                         get
  76                         {
  77                                 // TODO: very barebones implementation, doesn't respect ARM
  78                                 return Environment.Is64BitOperatingSystem ? Architecture.X64 : Architecture.X86;
  79                         }
  80                 }
  81
  82                 public static Architecture ProcessArchitecture
  83                 {
  84                         get
  85                         {
  86                                 // TODO: very barebones implementation, doesn't respect ARM
  87                                 return Environment.Is64BitProcess ? Architecture.X64 : Architecture.X86;
  88                         }
  89                 }
  90         }
  91 }