1/* 2 * Copyright (c) 2000 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/* 24 * 25 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 26 * 27 * HISTORY 28 * 29 * 11/13/2000 CJS Created IOCommand class and implementation 30 * 31 */ 32 33#include <IOKit/IOCommand.h> 34 35#define super OSObject 36OSDefineMetaClassAndStructors(IOCommand, OSObject); 37 38 39//-------------------------------------------------------------------------- 40// init - initialize our data structures 41//-------------------------------------------------------------------------- 42 43bool IOCommand::init(void) 44{ 45 if (super::init()) { 46 queue_init(&fCommandChain); 47 return true; 48 } 49 else 50 return false; 51} 52