root/CPUMonitor/trunk/CPUDataSource.h

Revision 2705, 2.0 kB (checked in by morris, 3 years ago)

Initial import

  • Property svn:keywords set to Id Rev
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1 /* $Id$ */
2
3 /*
4  *  Copyright (c) 2005 Axel Andersson
5  *  All rights reserved.
6  *
7  *  Redistribution and use in source and binary forms, with or without
8  *  modification, are permitted provided that the following conditions
9  *  are met:
10  *  1. Redistributions of source code must retain the above copyright
11  *     notice, this list of conditions and the following disclaimer.
12  *  2. Redistributions in binary form must reproduce the above copyright
13  *     notice, this list of conditions and the following disclaimer in the
14  *     documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
20  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
24  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28
29 #define CPUDataHistorySize              1024
30
31
32 @interface CPUData : NSObject {
33 @public
34         unsigned long                           _userTicks;
35         unsigned long                           _systemTicks;
36         unsigned long                           _niceTicks;
37         unsigned long                           _idleTicks;
38
39         float                                           _user;
40         float                                           _system;
41         float                                           _nice;
42        
43         unsigned int                            _historyPosition;
44        
45         float                                           _userHistory[CPUDataHistorySize];
46         float                                           _systemHistory[CPUDataHistorySize];
47         float                                           _niceHistory[CPUDataHistorySize];
48 }
49
50 @end
51
52
53 @interface CPUDataSource : NSObject {
54     mach_port_t                                 _machHost;
55         mach_port_t                                     _machTask;
56
57 @public
58         unsigned int                            _numberOfCPUs;
59         CPUData                                         **_data;
60 }
61
62
63 + (CPUDataSource *)dataSource;
64
65 - (void)clearHistory;
66
67 @end
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