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diff --git a/lib/libUPnP/Platinum/Source/Core/PltDatagramStream.h b/lib/libUPnP/Platinum/Source/Core/PltDatagramStream.h
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+++ b/lib/libUPnP/Platinum/Source/Core/PltDatagramStream.h
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+/*****************************************************************
+|
+|   Platinum - Datagram Stream
+|
+| Copyright (c) 2004-2010, Plutinosoft, LLC.
+| All rights reserved.
+| http://www.plutinosoft.com
+|
+| This program is free software; you can redistribute it and/or
+| modify it under the terms of the GNU General Public License
+| as published by the Free Software Foundation; either version 2
+| of the License, or (at your option) any later version.
+|
+| OEMs, ISVs, VARs and other distributors that combine and 
+| distribute commercially licensed software with Platinum software
+| and do not wish to distribute the source code for the commercially
+| licensed software under version 2, or (at your option) any later
+| version, of the GNU General Public License (the "GPL") must enter
+| into a commercial license agreement with Plutinosoft, LLC.
+| licensing@plutinosoft.com
+|  
+| This program is distributed in the hope that it will be useful,
+| but WITHOUT ANY WARRANTY; without even the implied warranty of
+| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+| GNU General Public License for more details.
+|
+| You should have received a copy of the GNU General Public License
+| along with this program; see the file LICENSE.txt. If not, write to
+| the Free Software Foundation, Inc., 
+| 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+| http://www.gnu.org/licenses/gpl-2.0.html
+|
+****************************************************************/
+
+/** @file
+ Datagram Input/Output Neptune streams
+ */
+
+#ifndef _PLT_DATAGRAM_H_
+#define _PLT_DATAGRAM_H_
+
+/*----------------------------------------------------------------------
+|   includes
++---------------------------------------------------------------------*/
+#include "Neptune.h"
+
+/*----------------------------------------------------------------------
+|   PLT_InputDatagramStream
++---------------------------------------------------------------------*/
+/**
+ The PLT_InputDatagramStream class is a simple buffered input stream 
+ used when reading SSDP packets on a UDP socket. It allows to use Neptune
+ HTTP parsing as if reading on a TCP socket.
+ */
+class PLT_InputDatagramStream : public NPT_InputStream
+{
+public:
+    // methods
+    PLT_InputDatagramStream(NPT_UdpSocket* socket,
+                            NPT_Size       buffer_size = 2000);
+    ~PLT_InputDatagramStream() override;
+    
+    NPT_Result GetInfo(NPT_SocketInfo& info);
+
+    // NPT_InputStream methods
+    NPT_Result Read(void*     buffer, 
+                    NPT_Size  bytes_to_read, 
+                    NPT_Size* bytes_read = 0) override;
+
+    NPT_Result Seek(NPT_Position offset) override { NPT_COMPILER_UNUSED(offset); return NPT_FAILURE; }
+    NPT_Result Skip(NPT_Size offset) override { NPT_COMPILER_UNUSED(offset); return NPT_FAILURE; }
+    NPT_Result Tell(NPT_Position& offset) override{ NPT_COMPILER_UNUSED(offset); return NPT_FAILURE; }
+    NPT_Result GetSize(NPT_LargeSize& size) override   { NPT_COMPILER_UNUSED(size); return NPT_FAILURE; }
+    NPT_Result GetAvailable(NPT_LargeSize& available) override { NPT_COMPILER_UNUSED(available); return NPT_FAILURE; }
+        
+protected:
+    NPT_UdpSocket*      m_Socket;
+    NPT_SocketInfo      m_Info;
+    NPT_DataBuffer      m_Buffer;
+    NPT_Position        m_BufferOffset;
+};
+
+typedef NPT_Reference<PLT_InputDatagramStream> PLT_InputDatagramStreamReference;
+
+/*----------------------------------------------------------------------
+|   PLT_OutputDatagramStream
++---------------------------------------------------------------------*/
+/**
+ The PLT_OutputDatagramStream class is a simple buffered output stream 
+ used when writing SSDP packets on a UDP socket. It allows to use Neptune
+ HTTP client as if writing on a TCP socket.
+ */
+class PLT_OutputDatagramStream : public NPT_OutputStream
+{
+public:
+    // methods
+    PLT_OutputDatagramStream(NPT_UdpSocket*           socket, 
+                             NPT_Size                 size = 4096,
+                             const NPT_SocketAddress* address = NULL);
+    ~PLT_OutputDatagramStream() override;
+
+    // NPT_OutputStream methods
+    NPT_Result Write(const void* buffer, NPT_Size bytes_to_write, NPT_Size* bytes_written = NULL) override;
+    NPT_Result Flush() override;
+
+    NPT_Result Seek(NPT_Position offset) override  { NPT_COMPILER_UNUSED(offset); return NPT_FAILURE; }
+    NPT_Result Tell(NPT_Position& offset) override { NPT_COMPILER_UNUSED(offset); return NPT_FAILURE; }
+
+protected:
+    NPT_UdpSocket*     m_Socket;
+    NPT_DataBuffer     m_Buffer;
+    NPT_SocketAddress* m_Address;
+};
+
+typedef NPT_Reference<PLT_OutputDatagramStream> PLT_OutputDatagramStreamReference;
+
+#endif /* _PLT_DATAGRAM_H_ */