1/* 2 * Copyright (c) 2001-2007 Apple Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * The contents of this file constitute Original Code as defined in and 7 * are subject to the Apple Public Source License Version 1.1 (the 8 * "License"). You may not use this file except in compliance with the 9 * License. Please obtain a copy of the License at 10 * http://www.apple.com/publicsource and read it before using this file. 11 * 12 * This Original Code and all software distributed under the License are 13 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER 14 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 15 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the 17 * License for the specific language governing rights and limitations 18 * under the License. 19 * 20 * @APPLE_LICENSE_HEADER_END@ 21 */ 22 23#ifndef _APPLELVMSTORAGEREQUEST_H 24#define _APPLELVMSTORAGEREQUEST_H 25 26class AppleLVMMemoryDescriptor; 27 28class AppleLVMStorageRequest : public AppleRAIDStorageRequest 29{ 30 OSDeclareDefaultStructors(AppleLVMStorageRequest); 31 32 friend class AppleRAIDSet; // XXX remove this 33 friend class AppleRAIDEventSource; // XXX remove this 34 friend class AppleLVMMemoryDescriptor; // XXX remove this 35 36 virtual void read(IOService *client, UInt64 byteStart, IOMemoryDescriptor *buffer, 37 IOStorageAttributes *attributes, IOStorageCompletion *completion); 38 virtual void write(IOService *client, UInt64 byteStart, IOMemoryDescriptor *buffer, 39 IOStorageAttributes *attributes, IOStorageCompletion *completion); 40 41public: 42 static AppleLVMStorageRequest *withAppleRAIDSet(AppleRAIDSet * xsset); 43}; 44 45#endif /* ! _APPLELVMSTORAGEREQUEST_H */ 46