mcs/class/System/Mono.Btls/MonoBtlsX509StoreManager.cs

   1 //
   2 // MonoBtlsX509StoreManager.cs
   3 //
   4 // Author:
   5 //       Martin Baulig <martin.baulig@xamarin.com>
   6 //
   7 // Copyright (c) 2016 Xamarin Inc. (http://www.xamarin.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining a copy
  10 // of this software and associated documentation files (the "Software"), to deal
  11 // in the Software without restriction, including without limitation the rights
  12 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13 // copies of the Software, and to permit persons to whom the Software is
  14 // furnished to do so, subject to the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be included in
  17 // all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  25 // THE SOFTWARE.
  26 #if SECURITY_DEP
  27 #if MONO_SECURITY_ALIAS
  28 extern alias MonoSecurity;
  29 #endif
  30
  31 using System;
  32 using System.IO;
  33 using System.Security.Cryptography.X509Certificates;
  34
  35 #if MONO_SECURITY_ALIAS
  36 using MonoSecurity::Mono.Security.Interface;
  37 using MX = MonoSecurity::Mono.Security.X509;
  38 #else
  39 using Mono.Security.Interface;
  40 using MX = Mono.Security.X509;
  41 #endif
  42
  43 namespace Mono.Btls
  44 {
  45         static class MonoBtlsX509StoreManager
  46         {
  47                 static bool initialized;
  48                 static string machineTrustedRootPath;
  49                 static string machineIntermediateCAPath;
  50                 static string machineUntrustedPath;
  51                 static string userTrustedRootPath;
  52                 static string userIntermediateCAPath;
  53                 static string userUntrustedPath;
  54
  55                 static void Initialize ()
  56                 {
  57                         if (initialized)
  58                                 return;
  59
  60                         try {
  61                                 DoInitialize ();
  62                         } catch (Exception ex) {
  63                                 Console.Error.WriteLine ("MonoBtlsX509StoreManager.Initialize() threw exception: {0}", ex);
  64                         } finally {
  65                                 initialized = true;
  66                         }
  67                 }
  68
  69                 static void DoInitialize ()
  70                 {
  71 #if !ANDROID
  72                         var userPath = MX.X509StoreManager.NewCurrentUserPath;
  73                         userTrustedRootPath = Path.Combine (userPath, MX.X509Stores.Names.TrustedRoot);
  74                         userIntermediateCAPath = Path.Combine (userPath, MX.X509Stores.Names.IntermediateCA);
  75                         userUntrustedPath = Path.Combine (userPath, MX.X509Stores.Names.Untrusted);
  76
  77                         var machinePath = MX.X509StoreManager.NewLocalMachinePath;
  78                         machineTrustedRootPath = Path.Combine (userPath, MX.X509Stores.Names.TrustedRoot);
  79                         machineIntermediateCAPath = Path.Combine (userPath, MX.X509Stores.Names.IntermediateCA);
  80                         machineUntrustedPath = Path.Combine (userPath, MX.X509Stores.Names.Untrusted);
  81 #endif
  82                 }
  83
  84                 public static bool HasStore (MonoBtlsX509StoreType type)
  85                 {
  86 #if ANDROID
  87                         return false;
  88 #else
  89                         var path = GetStorePath (type);
  90                         return path != null && Directory.Exists (path);
  91 #endif
  92                 }
  93
  94                 public static string GetStorePath (MonoBtlsX509StoreType type)
  95                 {
  96 #if ANDROID
  97                         throw new NotSupportedException ();
  98 #else
  99                         Initialize ();
 100                         switch (type) {
 101                         case MonoBtlsX509StoreType.MachineTrustedRoots:
 102                                 return machineTrustedRootPath;
 103                         case MonoBtlsX509StoreType.MachineIntermediateCA:
 104                                 return machineIntermediateCAPath;
 105                         case MonoBtlsX509StoreType.MachineUntrusted:
 106                                 return machineUntrustedPath;
 107                         case MonoBtlsX509StoreType.UserTrustedRoots:
 108                                 return userTrustedRootPath;
 109                         case MonoBtlsX509StoreType.UserIntermediateCA:
 110                                 return userIntermediateCAPath;
 111                         case MonoBtlsX509StoreType.UserUntrusted:
 112                                 return userUntrustedPath;
 113                         default:
 114                                 throw new NotSupportedException ();
 115                         }
 116 #endif
 117                 }
 118         }
 119 }
 120 #endif