1 /*
2  * Copyright (c) 2011-2014, Intel Corporation
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice, this
9  * list of conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright notice,
12  * this list of conditions and the following disclaimer in the documentation and/or
13  * other materials provided with the distribution.
14  *
15  * 3. Neither the name of the copyright holder nor the names of its contributors
16  * may be used to endorse or promote products derived from this software without
17  * specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
26  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 #pragma once
31 
32 #include <stdint.h>
33 
34 #include "BaseParameter.h"
35 
36 class CBitParameter : public CBaseParameter
37 {
38 public:
39     CBitParameter(const std::string &strName, const CTypeElement *pTypeElement);
40 
41     // Instantiation, allocation
42     virtual size_t getFootPrint() const;
43 
44     // Type
45     virtual Type getType() const;
46 
47     /// Value access
48     // Boolean access
49     bool access(bool &bValue, bool bSet,
50                 CParameterAccessContext &parameterAccessContext) const override final;
51 
52     // Integer Access
53     bool access(uint32_t &uiValue, bool bSet,
54                 CParameterAccessContext &parameterAccessContext) const override final;
55 
56     // AreaConfiguration creation
57     virtual CAreaConfiguration *createAreaConfiguration(const CSyncerSet *pSyncerSet) const;
58 
59     // Size
60     size_t getBelongingBlockSize() const;
61 
62     // Access from area configuration
63     uint64_t merge(uint64_t uiOriginData, uint64_t uiNewData) const;
64 
65 private:
66     // String Access
67     virtual bool doSetValue(const std::string &strValue, size_t offset,
68                             CParameterAccessContext &parameterAccessContext) const;
69     virtual void doGetValue(std::string &strValue, size_t offset,
70                             CParameterAccessContext &parameterAccessContext) const;
71 
72     // Generic Access
73     template <typename type>
74     bool doSet(type value, size_t offset, CParameterAccessContext &parameterAccessContext) const;
75     template <typename type>
76     void doGet(type &value, size_t offset, CParameterAccessContext &parameterAccessContext) const;
77 };
78