mcs/class/System.Security/System.Security.Cryptography/Oid.cs

   1 //
   2 // Oid.cs - System.Security.Cryptography.Oid
   3 //
   4 // Author:
   5 //      Sebastien Pouliot (spouliot@motus.com)
   6 //
   7 // (C) 2003 Motus Technologies Inc. (http://www.motus.com)
   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 #if NET_2_0
  32
  33 using System;
  34
  35 namespace System.Security.Cryptography {
  36
  37         // Note: Match the definition of framework version 1.2.3400.0 on http://longhorn.msdn.microsoft.com
  38
  39         public sealed class Oid {
  40
  41                 private string _value;
  42                 private string _name;
  43
  44                 // constructors
  45
  46                 public Oid () {}
  47
  48                 public Oid (string oid)
  49                 {
  50                         if (oid == null)
  51                                 throw new ArgumentNullException ("oid");
  52
  53                         _value = oid;
  54                         _name = GetName (oid);
  55                 }
  56
  57                 public Oid (string value, string friendlyName)
  58                 {
  59                         _value = value;
  60                         _name = friendlyName;
  61                 }
  62
  63                 public Oid (Oid oid)
  64                 {
  65 // FIXME: compatibility with fx 1.2.3400.0
  66 //                      if (oid == null)
  67 //                              throw new ArgumentNullException ("oid");
  68
  69                         _value = oid.Value;
  70                         _name = oid.FriendlyName;
  71                 }
  72
  73                 // properties
  74
  75                 public string FriendlyName {
  76                         get { return _name; }
  77                         set {
  78                                 if (value == null)
  79                                         throw new ArgumentNullException ("value");
  80
  81                                 _name = value;
  82                                 _value = GetValue (_name);
  83                         }
  84                 }
  85
  86                 public string Value {
  87                         get { return _value; }
  88                         set {
  89                                 if (value == null)
  90                                         throw new ArgumentNullException ("value");
  91
  92                                 _value = value;
  93                                 _name = GetName (_value);
  94                         }
  95                 }
  96
  97                 // private methods
  98
  99                 // TODO - find the complete list
 100                 private string GetName (string value)
 101                 {
 102                         switch (value) {
 103                                 case "1.2.840.113549.1.1.1":
 104                                         return "RSA";
 105                                 default:
 106                                         return _name;
 107                         }
 108                 }
 109
 110                 // TODO - find the complete list
 111                 private string GetValue (string name)
 112                 {
 113                         switch (name) {
 114                                 case "RSA":
 115                                         return "1.2.840.113549.1.1.1";
 116                                 default:
 117                                         return _value;
 118                         }
 119                 }
 120         }
 121 }
 122
 123 #endif