xref: /haiku/src/apps/cortex/addons/common/IParameterSet.cpp (revision 19ae20e67e91fc09cc9fc5c0e60e21e24e7a53eb)
1 /*
2  * Copyright (c) 1999-2000, Eric Moon.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
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10  *    notice, this list of conditions, and the following disclaimer.
11  *
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  * 3. The name of the author may not be used to endorse or promote products
17  *    derived from this software without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21  * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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29  */
30 
31 
32 // IParameterSet.cpp
33 
34 #include "IParameterSet.h"
35 
36 // --------------------------------------------------------
37 // *** EXTERNAL INTERFACE
38 // --------------------------------------------------------
39 
~IParameterSet()40 IParameterSet::~IParameterSet() {} //nyi
IParameterSet()41 IParameterSet::IParameterSet() {} //nyi
42 
43 // set parameter if the operation is stopped, or queue
44 // parameter-change if it's running.
45 // B_BAD_INDEX: invalid parameter ID
46 // B_NO_MEMORY: too little data
setValue(int32 parameterID,bigtime_t performanceTime,const void * data,size_t size)47 status_t IParameterSet::setValue(
48 	int32										parameterID,
49 	bigtime_t								performanceTime,
50 	const void*							data,
51 	size_t									size) {
52 
53 	// +++++ record performanceTime
54 
55 	return store(parameterID, data, size);
56 }
57 
58 // fetch last-changed value for the given parameter
59 // B_BAD_INDEX: invalid parameter ID
60 // B_NO_MEMORY: data buffer too small
getValue(int32 parameterID,bigtime_t * lastChangeTime,void * data,size_t * ioSize)61 status_t IParameterSet::getValue(
62 	int32										parameterID,
63 	bigtime_t*							lastChangeTime,
64 	void*										data,
65 	size_t*									ioSize) {
66 
67 	// +++++ fetch lastChangeTime
68 
69 	return retrieve(parameterID, data, ioSize);
70 }
71 
72 
73 // END -- IParameterSet.cpp --
74