class/System.IdentityModel/System.IdentityModel.Tokens/X509IssuerSerialKeyIdentifierClause.cs

   1 //
   2 // X509IssuerSerialKeyIdentifierClause.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 2005-2006 Novell, Inc.  http://www.novell.com
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28 using System;
  29 using System.Collections.Generic;
  30 using System.Security.Cryptography.X509Certificates;
  31 #if !TARGET_DOTNET
  32 using Mono.Math;
  33 #endif
  34
  35 namespace System.IdentityModel.Tokens
  36 {
  37         public class X509IssuerSerialKeyIdentifierClause : SecurityKeyIdentifierClause
  38         {
  39                 static byte [] FromBinHex (string s)
  40                 {
  41                         byte [] bytes = new byte [s.Length / 2];
  42                         for (int i = 0; i < bytes.Length; i++)
  43                                 bytes [i] = (byte) (DecodeHex (s [i * 2]) * 16 + DecodeHex (s [i * 2 + 1]));
  44                         return bytes;
  45                 }
  46
  47                 static byte DecodeHex (char c)
  48                 {
  49                         return  (byte) (c <= '9' ? c - '0' : c <= 'F' ? c - 'A' + 10 : c - 'a' + 10);
  50                 }
  51
  52                 static string ToDecimalString (string hexString)
  53                 {
  54 #if TARGET_DOTNET
  55                         throw new NotImplementedException ();
  56 #else
  57                         return new BigInteger (FromBinHex (hexString)).ToString ();
  58 #endif
  59                 }
  60
  61                 public X509IssuerSerialKeyIdentifierClause (X509Certificate2 certificate)
  62                         : base (null)
  63                 {
  64                         if (certificate == null)
  65                                 throw new ArgumentNullException ("certificate");
  66                         name = certificate.IssuerName.Name;
  67                         serial = ToDecimalString (certificate.SerialNumber);
  68                 }
  69
  70                 public X509IssuerSerialKeyIdentifierClause (string issuerName, string issuerSerialNumber)
  71                         : base (null)
  72                 {
  73                         name = issuerName;
  74                         serial = issuerSerialNumber;
  75                 }
  76
  77                 string name, serial;
  78
  79                 public string IssuerName {
  80                         get { return name; }
  81                 }
  82
  83                 public string IssuerSerialNumber {
  84                         get { return serial; }
  85                 }
  86
  87                 public override bool Matches (SecurityKeyIdentifierClause clause)
  88                 {
  89                         X509IssuerSerialKeyIdentifierClause other =
  90                                 clause as X509IssuerSerialKeyIdentifierClause;
  91                         return other != null && Matches (other.name, other.serial);
  92                 }
  93
  94                 public bool Matches (X509Certificate2 certificate)
  95                 {
  96                         return name == certificate.IssuerName.Name &&
  97                                serial == ToDecimalString (certificate.SerialNumber);
  98                 }
  99
 100                 public bool Matches (string issuerName, string issuerSerialNumber)
 101                 {
 102                         return name == issuerName && serial == issuerSerialNumber;
 103                 }
 104
 105                 [MonoTODO]
 106                 public override string ToString ()
 107                 {
 108                         return base.ToString ();
 109                 }
 110         }
 111 }