xref: /aosp_15_r20/external/deqp/framework/common/tcuFunctionLibrary.hpp (revision 35238bce31c2a825756842865a792f8cf7f89930)
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 
33 namespace tcu
34 {
35 
36 // \note Returned function pointers have same lifetime as the library.
37 class FunctionLibrary
38 {
39 protected:
40     FunctionLibrary(void);
41 
42 public:
43     virtual ~FunctionLibrary(void);
44     virtual deFunctionPtr getFunction(const char *funcName) const = 0;
45 
46 private:
47     FunctionLibrary(const FunctionLibrary &);
48     FunctionLibrary &operator=(const FunctionLibrary &);
49 };
50 
51 class StaticFunctionLibrary : public FunctionLibrary
52 {
53 public:
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 
65 private:
66     StaticFunctionLibrary(const StaticFunctionLibrary &);
67     StaticFunctionLibrary &operator=(const StaticFunctionLibrary &);
68 
69     // \todo [2014-03-11 pyry] This could be implemented with const char* pointers and custom compare.
70     std::map<std::string, deFunctionPtr> m_functions;
71 };
72 
73 class DynamicFunctionLibrary : public FunctionLibrary
74 {
75 public:
76     DynamicFunctionLibrary(const char *fileName);
77     ~DynamicFunctionLibrary(void);
78 
79     deFunctionPtr getFunction(const char *funcName) const;
80 
81 private:
82     DynamicFunctionLibrary(const DynamicFunctionLibrary &);
83     DynamicFunctionLibrary &operator=(const DynamicFunctionLibrary &);
84 
85     de::DynamicLibrary m_dynamicLibrary;
86 };
87 
88 class CompositeFunctionLibrary : public FunctionLibrary
89 {
90 public:
91     CompositeFunctionLibrary(const FunctionLibrary *libraries, int numLibraries);
92     ~CompositeFunctionLibrary(void);
93 
94     deFunctionPtr getFunction(const char *funcName) const;
95 
96 private:
97     const FunctionLibrary *const m_libraries;
98     const int m_numLibraries;
99 };
100 
101 } // namespace tcu
102 
103 #endif // _TCUFUNCTIONLIBRARY_HPP
104