/*
 * Copyright (c) 1998-2000 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@
 */
#include <libkern/c++/OSObject.h>
#include <IOKit/IOReturn.h>

class IOPMPowerSource;

class IOPMPowerSourceList : public OSObject
{
OSDeclareDefaultStructors(IOPMPowerSourceList)

private:

IOPMPowerSource * firstItem;		// pointer to first power source in list
unsigned long	length;			// how many power sources are in the list


public:
void initialize ( void );

IOReturn addToList ( IOPMPowerSource *   newPowerSource );

IOPMPowerSource * firstInList ( void );

IOPMPowerSource * nextInList ( IOPMPowerSource * currentItem );

unsigned long numberOfItems ( void );

IOReturn removeFromList ( IOPMPowerSource * theItem );

void free ( void );
};

