mcs/class/System/System.Net.Security/AuthenticatedStream.cs

   1 //
   2 // System.Net.Security.AuthenticatedStream.cs
   3 //
   4 // Authors:
   5 //      Tim Coleman (tim@timcoleman.com)
   6 //
   7 // Copyright (C) Tim Coleman, 2004
   8 // (c) 2004 Novell, Inc. (http://www.novell.com)
   9 //
  10
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31
  32
  33 using System.IO;
  34
  35 namespace System.Net.Security
  36 {
  37         public abstract class AuthenticatedStream : Stream
  38         {
  39                 #region Fields
  40
  41                 Stream innerStream;
  42                 bool leaveStreamOpen;
  43
  44                 #endregion // Fields
  45
  46                 #region Constructors
  47
  48                 protected AuthenticatedStream (Stream innerStream, bool leaveInnerStreamOpen)
  49                 {
  50                         this.innerStream = innerStream;
  51                         this.leaveStreamOpen = leaveInnerStreamOpen;
  52                 }
  53
  54                 #endregion // Constructors
  55
  56                 #region Properties
  57
  58                 protected Stream InnerStream {
  59                         get { return innerStream; }
  60                 }
  61
  62                 public abstract bool IsAuthenticated { get; }
  63                 public abstract bool IsEncrypted { get; }
  64                 public abstract bool IsMutuallyAuthenticated { get; }
  65                 public abstract bool IsServer { get; }
  66                 public abstract bool IsSigned { get; }
  67
  68                 public bool LeaveInnerStreamOpen {
  69                         get {
  70                                 return leaveStreamOpen;
  71                         }
  72                 }
  73
  74                 #endregion // Properties
  75
  76                 #region Methods
  77
  78                 protected override void Dispose (bool disposing)
  79                 {
  80                         if (disposing && innerStream != null){
  81                                 if (!leaveStreamOpen)
  82                                         innerStream.Close ();
  83                                 innerStream = null;
  84                         }
  85                 }
  86
  87                 #endregion // Methods
  88         }
  89 }
  90