darling-xnu/iokit/Kernel/IOCommand.cpp
2023-05-16 21:41:14 -07:00

59 lines
1.9 KiB
C++

/*
* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
*
* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
*
* HISTORY
*
* 11/13/2000 CJS Created IOCommand class and implementation
*
*/
#include <IOKit/IOCommand.h>
#define super OSObject
OSDefineMetaClassAndStructors(IOCommand, OSObject);
//--------------------------------------------------------------------------
// init - initialize our data structures
//--------------------------------------------------------------------------
bool
IOCommand::init(void)
{
if (super::init()) {
queue_init(&fCommandChain);
return true;
} else {
return false;
}
}