IODisplayWranglerUserClients.hpp [plain text]
/*
* Copyright (c) 2018 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@
*/
#ifndef _IOKIT_IODISPLAYWRANGLERUSERCLIENTS_HPP
#define _IOKIT_IODISPLAYWRANGLERUSERCLIENTS_HPP
#include <stdatomic.h>
#include <IOKit/IOUserClient.h>
#include <IOKit/graphics/IOAccelTypes.h>
class IOAccelerationUserClient : public IOUserClient
{
OSDeclareDefaultStructors(IOAccelerationUserClient);
using super = IOUserClient;
private:
OSData *fIDListData; // list of allocated ids for this task
IOReturn extCreate(IOOptionBits options,
IOAccelID requestedID, IOAccelID *idOutP);
IOReturn extDestroy(IOOptionBits options, IOAccelID id);
public:
// OSObject overrides
virtual void free() APPLE_KEXT_OVERRIDE;
// IOService overrides
virtual bool start(IOService *provider) APPLE_KEXT_OVERRIDE;
virtual void stop(IOService *provider) APPLE_KEXT_OVERRIDE;
// IOUserClient overrides
virtual bool initWithTask(task_t, void*, uint32_t, OSDictionary*)
APPLE_KEXT_OVERRIDE;
virtual IOReturn clientClose() APPLE_KEXT_OVERRIDE;
virtual IOExternalMethod *
getTargetAndMethodForIndex(IOService **targetP, uint32_t index)
APPLE_KEXT_OVERRIDE;
};
#endif // !_IOKIT_IODISPLAYWRANGLERUSERCLIENTS_HPP