1/* 2 * Copyright (c) 1998-2002 Apple Computer, 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//#define IOASSERT 1 // Set to 1 to activate assert() 24 25// public 26#include <IOKit/firewire/IOFWCommand.h> 27#include <IOKit/firewire/IOFireWireController.h> 28#include <IOKit/firewire/IOFireWireNub.h> 29#include <IOKit/firewire/IOLocalConfigDirectory.h> 30 31// system 32#include <IOKit/assert.h> 33#include <IOKit/IOWorkLoop.h> 34#include <IOKit/IOCommand.h> 35 36OSDefineMetaClass( IOFWBusCommand, IOFWCommand ) 37OSDefineAbstractStructors(IOFWBusCommand, IOFWCommand) 38OSMetaClassDefineReservedUnused(IOFWBusCommand, 0); 39 40#pragma mark - 41 42// initWithController 43// 44// 45 46bool IOFWBusCommand::initWithController(IOFireWireController *control, FWBusCallback completion, void *refcon) 47{ 48 if(!IOFWCommand::initWithController(control)) 49 return false; 50 51 fSync = completion == NULL; 52 fComplete = completion; 53 fRefCon = refcon; 54 return true; 55} 56 57// reinit 58// 59// 60 61IOReturn IOFWBusCommand::reinit(FWBusCallback completion, void *refcon) 62{ 63 if(fStatus == kIOReturnBusy || fStatus == kIOFireWirePending) 64 return fStatus; 65 66 fSync = completion == NULL; 67 fComplete = completion; 68 fRefCon = refcon; 69 return kIOReturnSuccess; 70} 71 72// complete 73// 74// 75 76IOReturn IOFWBusCommand::complete(IOReturn state) 77{ 78 state = IOFWCommand::complete(state); 79 if(fSync) 80 fSyncWakeup->signal(state); 81 else if(fComplete) 82 (*fComplete)(fRefCon, state, fControl, this); 83 return state; 84} 85