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1 /*
2  * Copyright (c) 2021-2023 Huawei Device Co., Ltd.
3  *
4  * HDF is dual licensed: you can use it either under the terms of
5  * the GPL, or the BSD license, at your option.
6  * See the LICENSE file in the root of this repository for complete details.
7  */
8 
9 #ifndef OHOS_HDI_CPP_SERVICE_STUB_CODE_EMITTER_H
10 #define OHOS_HDI_CPP_SERVICE_STUB_CODE_EMITTER_H
11 
12 #include "codegen/cpp_code_emitter.h"
13 
14 namespace OHOS {
15 namespace HDI {
16 class CppServiceStubCodeEmitter : public CppCodeEmitter {
17 public:
CppServiceStubCodeEmitter()18     CppServiceStubCodeEmitter() : CppCodeEmitter() {}
19 
20     ~CppServiceStubCodeEmitter() override = default;
21 
22 private:
23     bool ResolveDirectory(const std::string &targetDirectory) override;
24 
25     void EmitCode() override;
26 
27     // ISample.idl -> sample_service_stub.h
28     void EmitStubHeaderFile();
29 
30     void EmitStubHeaderInclusions(StringBuilder &sb);
31 
32     void GetHeaderOtherLibInclusions(HeaderFile::HeaderFileSet &headerFiles) const;
33 
34     void EmitStubUsingNamespace(StringBuilder &sb) const;
35 
36     void EmitStubDecl(StringBuilder &sb);
37 
38     void EmitStubBody(StringBuilder &sb, const std::string &prefix) const;
39 
40     void EmitStubConstructorDecl(StringBuilder &sb, const std::string &prefix) const;
41 
42     void EmitStubOnRequestDecl(StringBuilder &sb, const std::string &prefix) const;
43 
44     void EmitStubMethodDecls(StringBuilder &sb, const std::string &prefix) const;
45 
46     void EmitStubMethodDecl(const AutoPtr<ASTMethod> &method, StringBuilder &sb, const std::string &prefix) const;
47 
48     void EmitStubPrivateData(StringBuilder &sb, const std::string &prefix) const;
49 
50     // ISample.idl -> sample_service_stub.cpp
51     void EmitStubSourceFile();
52 
53     void EmitStubSourceInclusions(StringBuilder &sb);
54 
55     void GetSourceOtherLibInclusions(HeaderFile::HeaderFileSet &headerFiles) const;
56 
57     void EmitInterfaceGetMethodImpl(StringBuilder &sb, const std::string &prefix) const;
58 
59     void EmitGetMethodImpl(StringBuilder &sb, const std::string &prefix) const;
60 
61     void EmitGetInstanceMethodImpl(StringBuilder &sb, const std::string &prefix) const;
62 
63     void EmitStubConstructorImpl(StringBuilder &sb, const std::string &prefix) const;
64 
65     void EmitStubOnRequestMethodImpl(StringBuilder &sb, const std::string &prefix);
66 
67     void EmitStubMethodImpls(StringBuilder &sb, const std::string &prefix) const;
68 
69     void EmitStubMethodImpl(AutoPtr<ASTInterfaceType> interface, const AutoPtr<ASTMethod> &method, StringBuilder &sb,
70         const std::string &prefix) const;
71 
72     void EmitStubStaticMethodImpl(const AutoPtr<ASTMethod> &method, StringBuilder &sb, const std::string &prefix) const;
73 
74     void EmitStubCallMethod(const AutoPtr<ASTMethod> &method, StringBuilder &sb, const std::string &prefix) const;
75 
76     void EmitStubReadInterfaceToken(const std::string &parcelName, StringBuilder &sb, const std::string &prefix) const;
77 
78     void EmitStubReadMemFlag(const AutoPtr<ASTMethod> &method, const std::string &parcelName, StringBuilder &sb,
79         const std::string &prefix) const;
80 
81     void EmitLocalVariable(const AutoPtr<ASTParameter> &param, const std::string &parcelName, StringBuilder &sb,
82         const std::string &prefix) const;
83 
84     void GetUtilMethods(UtilMethodMap &methods) override;
85 
86     void EmitStubStaticMethodDecl(const AutoPtr<ASTMethod> &method, StringBuilder &sb, const std::string &prefix) const;
87 };
88 } // namespace HDI
89 } // namespace OHOS
90 
91 #endif // OHOS_HDI_CPP_SERVICE_STUB_CODE_EMITTER_H