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Annotation of driverkit/Examples/UnixDisk/unixThread.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: /*     unixThread.h            1.0     02/07/91        (c) 1991 NeXT   
        !            25:  *
        !            26:  * unixThread.h - unixDisk device thread support.
        !            27:  *
        !            28:  * HISTORY
        !            29:  * 07-Feb-91    Doug Mitchell at NeXT
        !            30:  *      Created.
        !            31:  */
        !            32: 
        !            33: #ifndef        _UNIX_THREAD_
        !            34: #define _UNIX_THREAD_
        !            35: 
        !            36: #import <driverkit/return.h>
        !            37: #import <objc/objc.h>
        !            38: #import <mach/cthreads.h>
        !            39: #import <kernserv/queue.h>
        !            40: #import "unixDisk.h"
        !            41: 
        !            42: 
        !            43: @interface unixDisk(Thread)
        !            44: 
        !            45: /*
        !            46:  * Enqueue an IOBuf on an IOQueue and wake up anyone who might be waiting 
        !            47:  * for the IOBuf.
        !            48:  */
        !            49: - (void) enqueueIoBuf : (IOBuf_t *)buf
        !            50:                         needs_disk : (BOOL)needs_disk;
        !            51: 
        !            52: /*
        !            53:  * Wakeup up I/O threads. Used for 'diskBecameReady' notification.
        !            54:  */
        !            55: - (void)ioThreadWakeup;
        !            56: 
        !            57: /*
        !            58:  * Unlock IOQueue.qlock, updating condition variable as appropriate.
        !            59:  */
        !            60: - (void)unlockIOQueue;
        !            61: 
        !            62: @end
        !            63: 
        !            64: extern void unix_thread(IOQueue_t *queue);
        !            65: 
        !            66: #endif _UNIX_THREAD_

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