//===========================================================================//
// File:	link.hh                                                             //
// Project: MUNGA           Brick: Connection Library                        //
// Contents: Interface specification of base Link                            //
//---------------------------------------------------------------------------//
//   Date    Who  Modification                                               //
// --------  ---  ---------------------------------------------------------- //
// 10/19/94  ECH  Initial coding.                                            //
// 10/20/94  JMA  Fixed style stuff.                                         //
// 10/23/94  ECH  Added greater deletion safety                              //
// 10/28/94  JMA  Made compatible with SGI CC                                //
// 11/03/94  ECH  Made compatible with BC4.0                                 //
// 12/12/94  ECH  Changed release handling											  //
//---------------------------------------------------------------------------//
// Copyright (C) 1994-1995, Virtual World Entertainment, Inc.                //
// All Rights reserved worldwide                                             //
// This unpublished sourcecode is PROPRIETARY and CONFIDENTIAL               //
//===========================================================================//

#pragma once

#include "Stuff.hpp"

namespace Stuff {

	class Socket;
	class Plug;

	//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Link ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

	class _declspec(novtable) Link
		#if defined(_ARMOR)
			: public Stuff::Signature
		#endif
	{
		friend class Plug;

	public:
		//
		//--------------------------------------------------------------------
		//--------------------------------------------------------------------
		//
		void
			TestInstance();
		virtual void
			Remove(Plug *plug);

		//
		//--------------------------------------------------------------------
		//--------------------------------------------------------------------
		//
		Socket*
			GetSocket() const
				{return m_socket;}
		Plug*
			GetPlug() const
				{return m_plug;}

	protected:
		//
		//--------------------------------------------------------------------
		//--------------------------------------------------------------------
		//
		explicit Link(
			Socket *socket,
			Plug *plug
		):
			m_socket(socket),
			m_plug(plug)
				{AddToPlug(plug);}
		virtual
			~Link();

		//
		//--------------------------------------------------------------------
		//--------------------------------------------------------------------
		//
		void
			ReleaseFromPlug();
		void
			AddToPlug(Plug *plug);

		//
		//--------------------------------------------------------------------
		//--------------------------------------------------------------------
		//
		Socket
			*m_socket;
		Link
			*m_nextPlugLink;
		Plug
			*m_plug;
	};

}