mcs/class/System.ServiceModel/System.ServiceModel.Channels/BinaryMessageEncoder.cs

   1 //
   2 // BinaryMessageEncoder.cs
   3 //
   4 // Author: Atsushi Enomoto (atsushi@ximian.com)
   5 //
   6 // Copyright (C) 2005,2009 Novell, Inc (http://www.novell.com)
   7 //
   8 // Permission is hereby granted, free of charge, to any person obtaining
   9 // a copy of this software and associated documentation files (the
  10 // "Software"), to deal in the Software without restriction, including
  11 // without limitation the rights to use, copy, modify, merge, publish,
  12 // distribute, sublicense, and/or sell copies of the Software, and to
  13 // permit persons to whom the Software is furnished to do so, subject to
  14 // the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be
  17 // included in all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  20 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  22 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  23 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  24 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  25 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26 //
  27 using System;
  28 using System.IO;
  29 using System.Collections.ObjectModel;
  30 using System.ServiceModel;
  31 using System.Text;
  32 using System.Xml;
  33
  34 namespace System.ServiceModel.Channels
  35 {
  36         internal class BinaryMessageEncoder : MessageEncoder
  37         {
  38                 public BinaryMessageEncoder ()
  39                 {
  40                 }
  41
  42                 public BinaryMessageEncoder (BinaryMessageEncoderFactory owner, bool session)
  43                 {
  44                         this.owner = owner;
  45                         this.session = session;
  46                 }
  47
  48                 BinaryMessageEncoderFactory owner;
  49                 bool session;
  50
  51                 internal bool UseSession {
  52                         get { return session; }
  53                 }
  54
  55                 public override string ContentType {
  56                         get { return MediaType; }
  57                 }
  58
  59                 public override string MediaType {
  60                         get { return session ? "application/soap+msbinsession1" : "application/soap+msbin1"; }
  61                 }
  62
  63                 public override MessageVersion MessageVersion {
  64                         get { return MessageVersion.Default; }
  65                 }
  66
  67                 [MonoTODO]
  68                 public override Message ReadMessage (ArraySegment<byte> buffer,
  69                         BufferManager bufferManager, string contentType)
  70                 {
  71                         if (contentType != null && contentType != ContentType)
  72                                 throw new ProtocolException ("Only content type 'application/soap+msbin1' is allowed.");
  73
  74                         // FIXME: retrieve reader session and message body.
  75
  76                         throw new NotImplementedException ();
  77
  78 /*
  79                         // FIXME: use bufferManager
  80                         return Message.CreateMessage (
  81                                 XmlDictionaryReader.CreateBinaryReader (
  82                                         buffer.Array, buffer.Offset, buffer.Count,
  83                                         soap_dictionary,
  84                                         owner != null ? owner.Owner.ReaderQuotas : new XmlDictionaryReaderQuotas ()),
  85                                 int.MaxValue, MessageVersion);
  86 */
  87                 }
  88
  89                 // It is sort of nasty hack, but there is no other way to provide reader/writer session from TCP stream.
  90                 internal XmlBinaryReaderSession CurrentReaderSession { get; set; }
  91                 internal XmlBinaryWriterSession CurrentWriterSession { get; set; }
  92
  93                 public override Message ReadMessage (Stream stream,
  94                         int maxSizeOfHeaders, string contentType)
  95                 {
  96                         if (contentType != null && contentType != ContentType)
  97                                 throw new ProtocolException ("Only content type 'application/soap+msbin1' is allowed.");
  98
  99                         // FIXME: remove this extraneous buffering. It is somehow required for HTTP + binary encoding binding. The culprit is probably in binary xml reader or writer, but not sure.
 100                         if (!stream.CanSeek) {
 101                                 var tmpms = new MemoryStream ();
 102                                 var bytes = new byte [4096];
 103                                 int len;
 104                                 do {
 105                                         len = stream.Read (bytes, 0, bytes.Length);
 106                                         tmpms.Write (bytes, 0, len);
 107                                 } while (len > 0);
 108                                 tmpms.Seek (0, SeekOrigin.Begin);
 109                                 stream = tmpms;
 110                         }
 111
 112                         var ret = Message.CreateMessage (
 113                                 XmlDictionaryReader.CreateBinaryReader (stream, Constants.SoapDictionary, owner != null ? owner.Owner.ReaderQuotas : new XmlDictionaryReaderQuotas (), session ? CurrentReaderSession : null),
 114                                 maxSizeOfHeaders, MessageVersion);
 115                         ret.Properties.Encoder = this;
 116                         return ret;
 117                 }
 118
 119                 public override void WriteMessage (Message message, Stream stream)
 120                 {
 121                         VerifyMessageVersion (message);
 122
 123                         using (var xw = XmlDictionaryWriter.CreateBinaryWriter (stream, Constants.SoapDictionary, session ? CurrentWriterSession : null, false))
 124                                 message.WriteMessage (xw);
 125                 }
 126
 127                 [MonoTODO]
 128                 public override ArraySegment<byte> WriteMessage (
 129                         Message message, int maxMessageSize,
 130                         BufferManager bufferManager, int messageOffset)
 131                 {
 132                         VerifyMessageVersion (message);
 133
 134                         throw new NotImplementedException ();
 135                 }
 136         }
 137 }