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 _APPLERAIDEVENTSOURCE_H 24#define _APPLERAIDEVENTSOURCE_H 25 26class AppleRAIDSet; 27 28class AppleRAIDEventSource : public IOEventSource 29{ 30 OSDeclareDefaultStructors(AppleRAIDEventSource); 31 32protected: 33 queue_head_t fCompletedHead; 34 35 virtual bool checkForWork(void); 36 37public: 38 typedef void (*Action)(AppleRAIDSet * appleRAID, AppleRAIDStorageRequest * storageRequest); 39 static AppleRAIDEventSource * withAppleRAIDSet(AppleRAIDSet *appleRAID, Action action); 40 virtual bool initWithAppleRAIDSet(AppleRAIDSet *appleRAID, Action action); 41 42 virtual void completeRequest(AppleRAIDMemoryDescriptor * memoryDescriptor, 43 IOReturn status, UInt64 actualByteCount); 44 virtual void completeRequestLVG(AppleLVMMemoryDescriptor * memoryDescriptor, 45 IOReturn status, UInt64 actualByteCount); 46 47 virtual IOStorageCompletionAction getStorageCompletionAction(void); 48 virtual IOStorageCompletionAction getStorageCompletionActionLVG(void); 49}; 50 51 52#endif /* ! _APPLERAIDEVENTSOURCE_H */ 53