mcs/class/System.ServiceModel/System.ServiceModel.Security.Tokens/X509SecurityTokenParameters.cs

   1 //
   2 // X509SecurityTokenParameters.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 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.IdentityModel.Selectors;
  29 using System.IdentityModel.Tokens;
  30 using System.ServiceModel.Security;
  31
  32 namespace System.ServiceModel.Security.Tokens
  33 {
  34         public class X509SecurityTokenParameters : SecurityTokenParameters
  35         {
  36                 X509KeyIdentifierClauseType reference_style;
  37
  38                 public X509SecurityTokenParameters ()
  39                         : this (X509KeyIdentifierClauseType.Any)
  40                 {
  41                 }
  42
  43                 public X509SecurityTokenParameters (X509KeyIdentifierClauseType x509ReferenceStyle)
  44                         : this (x509ReferenceStyle, SecurityTokenInclusionMode.AlwaysToRecipient)
  45                 {
  46                 }
  47
  48                 public X509SecurityTokenParameters (X509KeyIdentifierClauseType x509ReferenceStyle, SecurityTokenInclusionMode inclusionMode)
  49                 {
  50                         reference_style = x509ReferenceStyle;
  51                         InclusionMode = inclusionMode;
  52                 }
  53
  54                 protected X509SecurityTokenParameters (X509SecurityTokenParameters source)
  55                         : base (source)
  56                 {
  57                         reference_style = source.reference_style;
  58                 }
  59
  60                 public X509KeyIdentifierClauseType X509ReferenceStyle {
  61                         get { return reference_style; }
  62                         set { reference_style = value; }
  63                 }
  64
  65                 // It is documented as to return false, but that is wrong.
  66                 protected override bool HasAsymmetricKey {
  67                         get { return true; }
  68                 }
  69
  70                 protected override bool SupportsClientAuthentication {
  71                         get { return true; }
  72                 }
  73
  74                 protected override bool SupportsClientWindowsIdentity {
  75                         get { return true; }
  76                 }
  77
  78                 protected override bool SupportsServerAuthentication {
  79                         get { return true; }
  80                 }
  81
  82                 protected override SecurityTokenParameters CloneCore ()
  83                 {
  84                         return new X509SecurityTokenParameters (this);
  85                 }
  86
  87                 protected override SecurityKeyIdentifierClause CreateKeyIdentifierClause (
  88                         SecurityToken token, SecurityTokenReferenceStyle referenceStyle)
  89                 {
  90                         if (token == null)
  91                                 throw new ArgumentNullException ("token");
  92
  93                         if (referenceStyle == SecurityTokenReferenceStyle.Internal)
  94                                 return new LocalIdKeyIdentifierClause (token.Id, token.GetType ());
  95
  96                         switch (reference_style) {
  97                         default:
  98                                 return token.CreateKeyIdentifierClause<X509IssuerSerialKeyIdentifierClause> ();
  99                         case X509KeyIdentifierClauseType.Thumbprint:
 100                                 return token.CreateKeyIdentifierClause<X509ThumbprintKeyIdentifierClause> ();
 101                         case X509KeyIdentifierClauseType.SubjectKeyIdentifier:
 102                                 return token.CreateKeyIdentifierClause<X509SubjectKeyIdentifierClause> ();
 103                         case X509KeyIdentifierClauseType.RawDataKeyIdentifier:
 104                                 return token.CreateKeyIdentifierClause<X509RawDataKeyIdentifierClause> ();
 105                         case X509KeyIdentifierClauseType.Any:
 106                                 if (token.CanCreateKeyIdentifierClause<X509SubjectKeyIdentifierClause> ())
 107                                         goto case X509KeyIdentifierClauseType.SubjectKeyIdentifier;
 108                                 goto default;
 109                         }
 110                 }
 111
 112                 protected internal override void InitializeSecurityTokenRequirement (SecurityTokenRequirement requirement)
 113                 {
 114                         requirement.TokenType = SecurityTokenTypes.X509Certificate;
 115                         requirement.KeyType = SecurityKeyType.AsymmetricKey;
 116                         requirement.RequireCryptographicToken = true;
 117                 }
 118
 119                 public override string ToString ()
 120                 {
 121                         return base.ToString ();
 122                 }
 123         }
 124 }