2 // DataProtectionSecurityStateEncoder.cs
5 // Atsushi Enomoto <atsushi@ximian.com>
7 // Copyright (C) 2006-2007 Novell, Inc. http://www.novell.com
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
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14 // permit persons to whom the Software is furnished to do so, subject to
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17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
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28 using System.Security.Cryptography;
30 namespace System.ServiceModel.Security
32 public class DataProtectionSecurityStateEncoder : SecurityStateEncoder
34 public DataProtectionSecurityStateEncoder ()
39 public DataProtectionSecurityStateEncoder (bool useCurrentUserProtectionScope)
41 user = useCurrentUserProtectionScope;
44 public DataProtectionSecurityStateEncoder (bool useCurrentUserProtectionScope, byte [] entropy)
46 user = useCurrentUserProtectionScope;
47 this.entropy = entropy;
53 public bool UseCurrentUserProtectionScope {
57 public byte [] GetEntropy ()
59 return entropy == null ? null : (byte []) entropy.Clone ();
63 public override string ToString ()
65 return base.ToString ();
68 protected internal override byte [] DecodeSecurityState (byte [] data)
70 return ProtectedData.Unprotect (data, entropy, DataProtectionScope.CurrentUser);
73 protected internal override byte [] EncodeSecurityState (byte [] data)
75 return ProtectedData.Protect (data, entropy, DataProtectionScope.CurrentUser);