mirror of
https://github.com/darlinghq/darling-iostoragefamily.git
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143 lines
4.1 KiB
C++
143 lines
4.1 KiB
C++
/*
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* Copyright (c) 1998-2014 Apple Inc. All rights reserved.
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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*/
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#ifndef _IOMEDIABSDCLIENT_H
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#define _IOMEDIABSDCLIENT_H
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#include <sys/disk.h>
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#ifdef KERNEL
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#ifdef __cplusplus
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/*
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* Kernel
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*/
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#include <sys/conf.h>
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#include <IOKit/storage/IOMedia.h>
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class AnchorTable;
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class MinorTable;
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struct MinorSlot;
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__exported UInt64 _IOMediaBSDClientGetThrottleMask(IOMedia * media);
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/*
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* Class
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*/
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class __exported IOMediaBSDClient : public IOService
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{
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OSDeclareDefaultStructors(IOMediaBSDClient)
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protected:
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struct ExpansionData { /* */ };
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ExpansionData * _expansionData;
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private:
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AnchorTable * _anchors;
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UInt32 _reserved0064 __attribute__ ((unused));
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UInt32 _reserved0096 __attribute__ ((unused));
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MinorTable * _minors;
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UInt32 _reserved0160 __attribute__ ((unused));
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protected:
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/*
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* Find the whole media that roots the given media tree.
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*/
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virtual IOMedia * getWholeMedia( IOMedia * media,
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UInt32 * slicePathSize = 0,
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char * slicePath = 0 );
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/*
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* Create bdevsw and cdevsw nodes for the given media object.
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*/
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virtual bool createNodes(IOMedia * media);
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/*
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* Free all of this object's outstanding resources.
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*/
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virtual void free() APPLE_KEXT_OVERRIDE;
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public:
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/*
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* Obtain this object's provider. We override the superclass's method to
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* return a more specific subclass of IOService -- IOMedia. This method
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* method serves simply as a convenience to subclass developers.
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*/
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virtual IOMedia * getProvider() const APPLE_KEXT_OVERRIDE;
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/*
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* Initialize this object's minimal state.
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*/
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virtual bool init(OSDictionary * properties = 0) APPLE_KEXT_OVERRIDE;
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/*
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* This method is called once we have been attached to the provider object.
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*/
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virtual bool start(IOService * provider) APPLE_KEXT_OVERRIDE;
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/*
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* This method is called when we are to terminate from the provider object.
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*/
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virtual bool terminate(IOOptionBits options) APPLE_KEXT_OVERRIDE;
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/*
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* Process a foreign ioctl.
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*/
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virtual int ioctl(dev_t dev, u_long cmd, caddr_t data, int flags, proc_t proc);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 0);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 1);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 2);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 3);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 4);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 5);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 6);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 7);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 8);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 9);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 10);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 11);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 12);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 13);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 14);
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OSMetaClassDeclareReservedUnused(IOMediaBSDClient, 15);
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};
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#endif /* __cplusplus */
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#endif /* KERNEL */
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#endif /* !_IOMEDIABSDCLIENT_H */
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