mcs/class/System/System.Security.Cryptography.X509Certificates/X509Chain.cs

   1 //
   2 // System.Security.Cryptography.X509Certificates.X509Chain
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // (C) 2003 Motus Technologies Inc. (http://www.motus.com)
   8 // Copyright (C) 2004-2006 Novell Inc. (http://www.novell.com)
   9 // Copyright (C) 2011 Xamarin Inc. (http://www.xamarin.com)
  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 #if SECURITY_DEP
  32
  33 #if MONO_SECURITY_ALIAS
  34 extern alias MonoSecurity;
  35 using MX = MonoSecurity::Mono.Security.X509;
  36 #else
  37 using MX = Mono.Security.X509;
  38 #endif
  39
  40 using System.Collections;
  41 using System.Text;
  42
  43 namespace System.Security.Cryptography.X509Certificates {
  44
  45         public class X509Chain : IDisposable {
  46
  47                 X509ChainImpl impl;
  48
  49                 static X509ChainStatus[] Empty = new X509ChainStatus [0];
  50
  51                 internal X509ChainImpl Impl {
  52                         get {
  53                                 X509Helper2.ThrowIfContextInvalid (impl);
  54                                 return impl;
  55                         }
  56                 }
  57
  58                 internal bool IsValid {
  59                         get { return X509Helper2.IsValid (impl); }
  60                 }
  61
  62                 internal void ThrowIfContextInvalid ()
  63                 {
  64                         X509Helper2.ThrowIfContextInvalid (impl);
  65                 }
  66
  67                 // constructors
  68
  69                 public X509Chain ()
  70                         : this (false)
  71                 {
  72                 }
  73
  74                 public X509Chain (bool useMachineContext)
  75                 {
  76                         impl = X509Helper2.CreateChainImpl (useMachineContext);
  77                 }
  78
  79                 internal X509Chain (X509ChainImpl impl)
  80                 {
  81                         X509Helper2.ThrowIfContextInvalid (impl);
  82                         this.impl = impl;
  83                 }
  84
  85                 [MonoTODO ("Mono's X509Chain is fully managed. All handles are invalid.")]
  86                 public X509Chain (IntPtr chainContext)
  87                 {
  88                         // CryptoAPI compatibility (unmanaged handle)
  89                         throw new NotSupportedException ();
  90                 }
  91
  92                 // properties
  93
  94                 [MonoTODO ("Mono's X509Chain is fully managed. Always returns IntPtr.Zero.")]
  95                 public IntPtr ChainContext {
  96                         get {
  97                                 if (impl != null && impl.IsValid)
  98                                         return impl.Handle;
  99                                 return IntPtr.Zero;
 100                         }
 101                 }
 102
 103                 public X509ChainElementCollection ChainElements {
 104                         get { return Impl.ChainElements; }
 105                 }
 106
 107                 public X509ChainPolicy ChainPolicy {
 108                         get { return Impl.ChainPolicy; }
 109                         set { Impl.ChainPolicy = value; }
 110                 }
 111
 112                 public X509ChainStatus[] ChainStatus {
 113                         get { return Impl.ChainStatus; }
 114                 }
 115
 116                 // methods
 117
 118                 [MonoTODO ("Not totally RFC3280 compliant, but neither is MS implementation...")]
 119                 public bool Build (X509Certificate2 certificate)
 120                 {
 121                         return Impl.Build (certificate);
 122                 }
 123
 124                 public void Reset ()
 125                 {
 126                         Impl.Reset ();
 127                 }
 128
 129                 // static methods
 130
 131                 public static X509Chain Create ()
 132                 {
 133 #if FULL_AOT_RUNTIME
 134                         return new X509Chain ();
 135 #else
 136                         return (X509Chain) CryptoConfig.CreateFromName ("X509Chain");
 137 #endif
 138                 }
 139
 140                 public void Dispose ()
 141                 {
 142                         Dispose (true);
 143                         GC.SuppressFinalize (this);
 144                 }
 145
 146                 protected virtual void Dispose (bool disposing)
 147                 {
 148                         if (impl != null) {
 149                                 impl.Dispose ();
 150                                 impl = null;
 151                         }
 152                 }
 153
 154                 ~X509Chain ()
 155                 {
 156                         Dispose (false);
 157                 }
 158         }
 159 }
 160 #else
 161 namespace System.Security.Cryptography.X509Certificates {
 162         public class X509Chain {
 163                 public bool Build (X509Certificate2 cert)
 164                 {
 165                         return false;
 166                 }
 167         }
 168 }
 169 #endif
 170