1#ifndef _TCUFUNCTIONLIBRARY_HPP
2#define _TCUFUNCTIONLIBRARY_HPP
3/*-------------------------------------------------------------------------
4 * drawElements Quality Program Tester Core
5 * ----------------------------------------
6 *
7 * Copyright 2014 The Android Open Source Project
8 *
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
12 *
13 *      http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 *
21 *//*!
22 * \file
23 * \brief Generic interface for library containing functions.
24 *//*--------------------------------------------------------------------*/
25
26#include "tcuDefs.hpp"
27#include "deDynamicLibrary.hpp"
28
29#include <string>
30#include <vector>
31#include <map>
32
33namespace tcu
34{
35
36// \note Returned function pointers have same lifetime as the library.
37class FunctionLibrary
38{
39protected:
40								FunctionLibrary			(void);
41
42public:
43	virtual						~FunctionLibrary		(void);
44	virtual deFunctionPtr		getFunction				(const char* funcName) const = 0;
45
46private:
47								FunctionLibrary			(const FunctionLibrary&);
48	FunctionLibrary&			operator=				(const FunctionLibrary&);
49};
50
51class StaticFunctionLibrary : public FunctionLibrary
52{
53public:
54	struct Entry
55	{
56		const char*		name;
57		deFunctionPtr	ptr;
58	};
59
60								StaticFunctionLibrary	(const Entry* entries, int numEntries);
61								~StaticFunctionLibrary	(void);
62
63	deFunctionPtr				getFunction				(const char* funcName) const;
64
65private:
66
67								StaticFunctionLibrary	(const StaticFunctionLibrary&);
68	StaticFunctionLibrary&		operator=				(const StaticFunctionLibrary&);
69
70	// \todo [2014-03-11 pyry] This could be implemented with const char* pointers and custom compare.
71	std::map<std::string, deFunctionPtr>				m_functions;
72};
73
74class DynamicFunctionLibrary : public FunctionLibrary
75{
76public:
77								DynamicFunctionLibrary	(const char* fileName);
78								~DynamicFunctionLibrary	(void);
79
80	deFunctionPtr				getFunction				(const char* funcName) const;
81
82private:
83								DynamicFunctionLibrary	(const DynamicFunctionLibrary&);
84	DynamicFunctionLibrary&		operator=				(const DynamicFunctionLibrary&);
85
86	de::DynamicLibrary			m_dynamicLibrary;
87};
88
89class CompositeFunctionLibrary : public FunctionLibrary
90{
91public:
92									CompositeFunctionLibrary	(const FunctionLibrary* libraries, int numLibraries);
93									~CompositeFunctionLibrary	(void);
94
95	deFunctionPtr					getFunction					(const char* funcName) const;
96
97private:
98	const FunctionLibrary* const	m_libraries;
99	const int						m_numLibraries;
100};
101
102} // tcu
103
104#endif // _TCUFUNCTIONLIBRARY_HPP
105