1 // Copyright (C) 2019 The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //      http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef HEADER_CHECKER_REPR_JSON_IR_DUMPER_H_
16 #define HEADER_CHECKER_REPR_JSON_IR_DUMPER_H_
17 
18 #include "repr/ir_dumper.h"
19 #include "repr/ir_reader.h"
20 #include "repr/ir_representation.h"
21 #include "repr/json/converter.h"
22 
23 
24 namespace header_checker {
25 namespace repr {
26 
27 
28 class IRToJsonConverter {
29  private:
30   static void AddTemplateInfo(JsonObject &type_decl,
31                               const TemplatedArtifactIR *template_ir);
32 
33   // BasicNamedAndTypedDecl
34   static void AddTypeInfo(JsonObject &type_decl, const TypeIR *type_ir);
35 
36   static void AddRecordFields(JsonObject &record_type,
37                               const RecordTypeIR *record_ir);
38 
39   static void AddBaseSpecifiers(JsonObject &record_type,
40                                 const RecordTypeIR *record_ir);
41 
42   static void AddVTableLayout(JsonObject &record_type,
43                               const RecordTypeIR *record_ir);
44 
45   static void AddEnumFields(JsonObject &enum_type, const EnumTypeIR *enum_ir);
46 
47  public:
48   static JsonObject ConvertEnumTypeIR(const EnumTypeIR *enump);
49 
50   static JsonObject ConvertRecordTypeIR(const RecordTypeIR *recordp);
51 
52   static JsonObject ConvertFunctionTypeIR(const FunctionTypeIR *function_typep);
53 
54   static void AddFunctionParametersAndSetReturnType(
55       JsonObject &function, const CFunctionLikeIR *cfunction_like_ir);
56 
57   static void AddFunctionParameters(JsonObject &function,
58                                     const CFunctionLikeIR *cfunction_like_ir);
59 
60   static JsonObject ConvertFunctionIR(const FunctionIR *functionp);
61 
62   static JsonObject ConvertGlobalVarIR(const GlobalVarIR *global_varp);
63 
64   static JsonObject ConvertPointerTypeIR(const PointerTypeIR *pointerp);
65 
66   static JsonObject ConvertQualifiedTypeIR(const QualifiedTypeIR *qualtypep);
67 
68   static JsonObject ConvertBuiltinTypeIR(const BuiltinTypeIR *builtin_typep);
69 
70   static JsonObject ConvertArrayTypeIR(const ArrayTypeIR *array_typep);
71 
72   static JsonObject ConvertLvalueReferenceTypeIR(
73       const LvalueReferenceTypeIR *lvalue_reference_typep);
74 
75   static JsonObject ConvertRvalueReferenceTypeIR(
76       const RvalueReferenceTypeIR *rvalue_reference_typep);
77 };
78 
79 class JsonIRDumper : public IRDumper, public IRToJsonConverter {
80  public:
81   JsonIRDumper(const std::string &dump_path);
82 
~JsonIRDumper()83   ~JsonIRDumper() override {}
84 
85   bool Dump(const ModuleIR &module) override;
86 
87  private:
88   bool AddLinkableMessageIR(const LinkableMessageIR *) override;
89 
90   bool AddElfSymbolMessageIR(const ElfSymbolIR *) override;
91 
92  private:
93   JsonObject translation_unit_;
94 };
95 
96 
97 }  // namespace repr
98 }  // namespace header_checker
99 
100 
101 #endif  // HEADER_CHECKER_REPR_JSON_IR_DUMPER_H_
102