Revert RakNet source files back to the original v2.518 state

* Add RakNet source files to the VS project

raknet/DS_QueueLinkedList.h

@@ -0,0 +1,110 @@
+/// \file
+/// \brief \b [Internal] A queue implemented as a linked list.
+///
+/// This file is part of RakNet Copyright 2003 Kevin Jenkins.
+///
+/// Usage of RakNet is subject to the appropriate license agreement.
+/// Creative Commons Licensees are subject to the
+/// license found at
+/// http://creativecommons.org/licenses/by-nc/2.5/
+/// Single application licensees are subject to the license found at
+/// http://www.rakkarsoft.com/SingleApplicationLicense.html
+/// Custom license users are subject to the terms therein.
+/// GPL license users are subject to 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.
+
+#ifndef __QUEUE_LINKED_LIST_H
+#define __QUEUE_LINKED_LIST_H
+
+#include "DS_LinkedList.h" 
+#include "Export.h"
+
+/// The namespace DataStructures was only added to avoid compiler errors for commonly named data structures
+/// As these data structures are stand-alone, you can use them outside of RakNet for your own projects if you wish.
+namespace DataStructures
+{
+	/// \brief A queue implemented using a linked list.  Rarely used.
+	template <class QueueType>
+	class RAK_DLL_EXPORT QueueLinkedList
+	{
+	
+	public:
+		QueueLinkedList();
+		QueueLinkedList( const QueueLinkedList& original_copy );
+		bool operator= ( const QueueLinkedList& original_copy );
+		QueueType Pop( void );
+		QueueType& Peek( void );
+		QueueType& EndPeek( void );
+		void Push( const QueueType& input );
+		unsigned int Size( void );
+		void Clear( void );
+		void Compress( void );
+		
+	private:
+		LinkedList<QueueType> data;
+	};
+	
+	template <class QueueType>
+	QueueLinkedList<QueueType>::QueueLinkedList()
+	{
+	}
+	
+	template <class QueueType>
+	inline unsigned int QueueLinkedList<QueueType>::Size()
+	{
+		return data.Size();
+	}
+	
+	template <class QueueType>
+	inline QueueType QueueLinkedList<QueueType>::Pop( void )
+	{
+		data.Beginning();
+		return ( QueueType ) data.Pop();
+	}
+	
+	template <class QueueType>
+	inline QueueType& QueueLinkedList<QueueType>::Peek( void )
+	{
+		data.Beginning();
+		return ( QueueType ) data.Peek();
+	}
+	
+	template <class QueueType>
+	inline QueueType& QueueLinkedList<QueueType>::EndPeek( void )
+	{
+		data.End();
+		return ( QueueType ) data.Peek();
+	}
+	
+	template <class QueueType>
+	void QueueLinkedList<QueueType>::Push( const QueueType& input )
+	{
+		data.End();
+		data.Add( input );
+	}
+	
+	template <class QueueType>
+	QueueLinkedList<QueueType>::QueueLinkedList( const QueueLinkedList& original_copy )
+	{
+		data = original_copy.data;
+	}
+	
+	template <class QueueType>
+	bool QueueLinkedList<QueueType>::operator= ( const QueueLinkedList& original_copy )
+	{
+		if ( ( &original_copy ) == this )
+			return false;
+			
+		data = original_copy.data;
+	}
+	
+	template <class QueueType>
+	void QueueLinkedList<QueueType>::Clear ( void )
+	{
+		data.Clear();
+	}
+} // End namespace
+
+#endif