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Source at commit 2740 created 8 years 11 months ago. By ifabio, sync with trunk. | |
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1 | /*␊ |
2 | * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * This file contains Original Code and/or Modifications of Original Code␊ |
7 | * as defined in and that are subject to the Apple Public Source License␊ |
8 | * Version 2.0 (the 'License'). You may not use this file except in␊ |
9 | * compliance with the License. The rights granted to you under the License␊ |
10 | * may not be used to create, or enable the creation or redistribution of,␊ |
11 | * unlawful or unlicensed copies of an Apple operating system, or to␊ |
12 | * circumvent, violate, or enable the circumvention or violation of, any␊ |
13 | * terms of an Apple operating system software license agreement.␊ |
14 | * ␊ |
15 | * Please obtain a copy of the License at␊ |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file.␊ |
17 | * ␊ |
18 | * The Original Code and all software distributed under the License are␊ |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.␊ |
23 | * Please see the License for the specific language governing rights and␊ |
24 | * limitations under the License.␊ |
25 | * ␊ |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@␊ |
27 | */␊ |
28 | #ifndef _IOSYNCER_H␊ |
29 | #define _IOSYNCER_H␊ |
30 | ␊ |
31 | #include <libkern/c++/OSObject.h>␊ |
32 | #include <IOKit/IOTypes.h>␊ |
33 | #include <IOKit/IOLocks.h>␊ |
34 | ␊ |
35 | class IOSyncer : public OSObject␊ |
36 | {␊ |
37 | OSDeclareDefaultStructors(IOSyncer)␊ |
38 | ␊ |
39 | private:␊ |
40 | // The spin lock that is used to guard the 'threadMustStop' variable. ␊ |
41 | IOSimpleLock *guardLock;␊ |
42 | volatile bool threadMustStop;␊ |
43 | IOReturn fResult;␊ |
44 | virtual void free();␊ |
45 | virtual void privateSignal();␊ |
46 | ␊ |
47 | public:␊ |
48 | ␊ |
49 | static IOSyncer * create(bool twoRetains = true)␊ |
50 | ␉APPLE_KEXT_DEPRECATED;␊ |
51 | ␊ |
52 | virtual bool init(bool twoRetains)␊ |
53 | ␉APPLE_KEXT_DEPRECATED;␊ |
54 | virtual void reinit()␊ |
55 | ␉APPLE_KEXT_DEPRECATED;␊ |
56 | virtual IOReturn wait(bool autoRelease = true)␊ |
57 | ␉APPLE_KEXT_DEPRECATED;␊ |
58 | virtual void signal(IOReturn res = kIOReturnSuccess,␊ |
59 | ␉␉␉␉␉bool autoRelease = true)␊ |
60 | ␉APPLE_KEXT_DEPRECATED;␊ |
61 | };␊ |
62 | ␊ |
63 | #endif /* !_IOSYNCER */␊ |
64 | ␊ |
65 |