PMAssertions.h   [plain text]

/*
 * Copyright (c) 2002 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The 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, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*
 * Copyright (c) 2002 Apple Computer, Inc.  All rights reserved. 
 *
 * HISTORY
 *
 * 29-Aug-02 ebold created
 *
 */
#ifndef _PMAssertions_h_
#define _PMAssertions_h_

#include <IOKit/pwr_mgt/IOPM.h>

/* ExternalMedia assertion
 * This assertion is only defined here in PM configd. 
 * It can only be asserted by PM configd; not by other user processes.
 */
#define _kIOPMAssertionTypeExternalMediaCStr    "ExternalMedia"
#define _kIOPMAssertionTypeExternalMedia    CFSTR(_kIOPMAssertionTypeExternalMediaCStr)


 
__private_extern__ void PMAssertions_prime(void);

__private_extern__ IOReturn _IOPMSetActivePowerProfilesRequiresRoot(
                                CFDictionaryRef which_profile, 
                                int uid, 
                                int gid);
                        
__private_extern__ IOReturn _IOPMAssertionCreateRequiresRoot(
                                mach_port_t task_port, 
                                char *nameCStr,
                                char *assertionCStr,
                                int level, 
                                int *assertion_id);

__private_extern__ void _TaskPortInvalidatedCallout(CFMachPortRef port, void *info);

__private_extern__ void _PMAssertionsDriverAssertionsHaveChanged(uint32_t changedDriverAssertions);

__private_extern__ void _ProxyAssertions(const struct IOPMSystemCapabilityChangeParameters *capArgs);


__private_extern__ IOReturn InternalCreateAssertion(
                                CFDictionaryRef properties, 
                                IOPMAssertionID *outID);

__private_extern__ void InternalReleaseAssertion(
                                IOPMAssertionID *outID);

__private_extern__ void InternalEvaluateAssertions(void);

#endif