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Root/tags/2.3/i386/include/IOKit/audio/IOAudioControlUserClient.h

Source at commit 2862 created 7 years 22 days ago.
By ifabio, Tag 2.3 release, bump svn to 2.4
1/*
2 * Copyright (c) 1998-2010 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#ifndef _IOKIT_IOAUDIOCONTROLUSERCLIENT_H
24#define _IOKIT_IOAUDIOCONTROLUSERCLIENT_H
25
26#include <IOKit/IOUserClient.h>
27
28#ifndef IOAUDIOFAMILY_SELF_BUILD
29#include <IOKit/audio/IOAudioTypes.h>
30#else
31#include "IOAudioTypes.h"
32#endif
33
34class IOAudioControl;
35
36class IOAudioControlUserClient : public IOUserClient
37{
38 OSDeclareDefaultStructors(IOAudioControlUserClient)
39
40protected:
41 task_t clientTask;
42 IOAudioControl *audioControl;
43 IOAudioNotificationMessage *notificationMessage;
44
45 virtual IOReturn clientClose();
46 virtual IOReturn clientDied();
47
48protected:
49 struct ExpansionData { };
50
51 ExpansionData *reserved;
52
53public:
54virtual void sendChangeNotification(UInt32 notificationType);
55 // OSMetaClassDeclareReservedUsed(IOAudioControlUserClient, 1);
56 virtual bool initWithAudioControl(IOAudioControl *control, task_t owningTask, void *securityID, UInt32 type, OSDictionary *properties);
57
58private:
59 OSMetaClassDeclareReservedUsed(IOAudioControlUserClient, 0);
60 OSMetaClassDeclareReservedUsed(IOAudioControlUserClient, 1);
61
62 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 2);
63 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 3);
64 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 4);
65 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 5);
66 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 6);
67 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 7);
68 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 8);
69 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 9);
70 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 10);
71 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 11);
72 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 12);
73 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 13);
74 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 14);
75 OSMetaClassDeclareReservedUnused(IOAudioControlUserClient, 15);
76
77public:
78 static IOAudioControlUserClient *withAudioControl(IOAudioControl *control, task_t clientTask, void *securityID, UInt32 type);
79 static IOAudioControlUserClient *withAudioControl(IOAudioControl *control, task_t clientTask, void *securityID, UInt32 type, OSDictionary *properties);
80
81 virtual bool initWithAudioControl(IOAudioControl *control, task_t owningTask, void *securityID, UInt32 type);
82
83 virtual void free();
84
85 virtual IOReturn registerNotificationPort(mach_port_t port, UInt32 type, UInt32 refCon);
86
87 virtual void sendValueChangeNotification();
88};
89
90#endif /* _IOKIT_IOAUDIOCONTROLUSERCLIENT_H */
91

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Revision: 2862