/*
 * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * The contents of this file constitute Original Code as defined in and
 * are subject to the Apple Public Source License Version 1.1 (the
 * "License").  You may not use this file except in compliance with the
 * License.  Please obtain a copy of the License at
 * http://www.apple.com/publicsource and read it before using this file.
 * 
 * This Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */

/*!
 * @header ServerControl
 */

#ifndef __ServerControl_h__
#define __ServerControl_h__	1

#include <mach/port.h>
#define USE_SYSTEMCONFIGURATION_PUBLIC_APIS
#include <SystemConfiguration/SystemConfiguration.h>
#include <SystemConfiguration/SCDynamicStorePrivate.h>

#include "PrivateTypes.h"
#include "DSSemaphore.h"

const uInt32 kMaxHandlerThreads			= 4; // this is used for both mach and TCP handler thread max
const uInt32 kMaxCheckpwHandlerThreads	= 1; // make sure this is one more than kMaxHandlerThreads
const uInt32 kMaxInternalHandlerThreads	= 10; // make sure this is one more than ALL external threads

#define kDSDefaultListenPort 625 //TODO need final port number


//-----------------------------------------------------------------------------
//	* Class definitions
//-----------------------------------------------------------------------------

class	CListener;
class	DSTCPListener;
class	CHandlerThread;
class	CNodeList;
class	CPlugInList;

//-----------------------------------------------------------------------------
//	* externs
//-----------------------------------------------------------------------------

extern CNodeList	*gNodeList;
extern CPlugInList	*gPlugins;

//-----------------------------------------------------------------------------
//	* ServerControl
//-----------------------------------------------------------------------------

class ServerControl
{
public:
						ServerControl		 ( void );
	virtual			   ~ServerControl		 ( void );

	virtual sInt32		StartUpServer		( void );
	virtual sInt32		ShutDownServer		( void );
			sInt32		StartAHandler		( const FourCharCode inThreadSignature );
			sInt32		StopAHandler		( const FourCharCode inThreadSignature, uInt32 iThread, CHandlerThread *inThread );
			void		WakeAHandler		( const FourCharCode inThreadSignature );
			void		SleepAHandler		( const FourCharCode inThreadSignature, uInt32 waitTime );
			uInt32		GetHandlerCount		( const FourCharCode inThreadSignature );
			sInt32		StartTCPListener	( uInt32 inPort );
			sInt32		StopTCPListener		( void );
			sInt32		HandleNetworkTransition
											( void );
			sInt32		SetUpPeriodicTask	( void );


protected:
			sInt32		StartListener				( void );
			sInt32		RegisterForSystemPower		( void );
			sInt32		UnRegisterForSystemPower	( void );
			sInt32		RegisterForNetworkChange	( void );
			sInt32		UnRegisterForNetworkChange	( void );
private:

	uInt32				fTCPHandlerThreadsCnt;
	uInt32				fHandlerThreadsCnt;
	uInt32				fInternalHandlerThreadsCnt;
	uInt32				fCheckpwHandlerThreadsCnt;

	CListener		   *fListener;
	DSTCPListener	   *fTCPListener;
	CHandlerThread		*fTCPHandlers[ kMaxHandlerThreads ];
	CHandlerThread	   *fHandlers[ kMaxHandlerThreads ];
	CHandlerThread	   *fInternalHandlers[ kMaxInternalHandlerThreads ];
	CHandlerThread	   *fCheckpwHandlers[ kMaxCheckpwHandlerThreads ];
	DSSemaphore		   *fTCPHandlerSemaphore;
	DSSemaphore		   *fHandlerSemaphore;
	DSSemaphore		   *fInternalHandlerSemaphore;
	DSSemaphore		   *fCheckpwHandlerSemaphore;
	SCDynamicStoreRef	fSCDStore;


};

extern ServerControl	*gSrvrCntl;
#endif