Add test for lsdump in JSON format

- Add a test case and data for lsdump in JSON format
- Rename command line option -text-format to -output-format
- Add option -input-format to header-abi-linker

Bug: 112877706
Test: ./test.py
Change-Id: Ia94f7ffffbcaf55f336932029883ea3635c547e9

vndk/tools/header-checker/header-abi-dumper/src/header_checker.cpp

@@ -51,8 +51,8 @@ static llvm::cl::opt<bool> no_filter(
     "no-filter", llvm::cl::desc("Do not filter any abi"), llvm::cl::Optional,
     llvm::cl::cat(header_checker_category));
 
-static llvm::cl::opt<abi_util::TextFormatIR> text_format(
+static llvm::cl::opt<abi_util::TextFormatIR> output_format(
-    "text-format", llvm::cl::desc("Specify text format of abi dump"),
+    "output-format", llvm::cl::desc("Specify format of output dump file"),
     llvm::cl::values(clEnumValN(abi_util::TextFormatIR::ProtobufTextFormat,
                                 "ProtobufTextFormat", "ProtobufTextFormat"),
                      clEnumValN(abi_util::TextFormatIR::Json, "Json", "JSON"),
@@ -123,7 +123,7 @@ int main(int argc, const char **argv) {
   clang::tooling::ClangTool tool(*compilations, header_files);
   std::unique_ptr<clang::tooling::FrontendActionFactory> factory(
       new HeaderCheckerFrontendActionFactory(out_dump, exported_headers,
-                                             text_format));
+                                             output_format));
 
   return tool.run(factory.get());
 }

vndk/tools/header-checker/header-abi-linker/src/header_abi_linker.cpp

@@ -65,14 +65,23 @@ static llvm::cl::opt<std::string> so_file(
     "so", llvm::cl::desc("<path to so file>"), llvm::cl::Optional,
     llvm::cl::cat(header_linker_category));
 
-static llvm::cl::opt<abi_util::TextFormatIR> text_format(
+static llvm::cl::opt<abi_util::TextFormatIR> input_format(
-    "text-format", llvm::cl::desc("Specify text format of abi dumps"),
+    "input-format", llvm::cl::desc("Specify format of input dump files"),
     llvm::cl::values(clEnumValN(abi_util::TextFormatIR::ProtobufTextFormat,
                                 "ProtobufTextFormat", "ProtobufTextFormat"),
                      clEnumValEnd),
     llvm::cl::init(abi_util::TextFormatIR::ProtobufTextFormat),
     llvm::cl::cat(header_linker_category));
 
+static llvm::cl::opt<abi_util::TextFormatIR> output_format(
+    "output-format", llvm::cl::desc("Specify format of output dump file"),
+    llvm::cl::values(clEnumValN(abi_util::TextFormatIR::ProtobufTextFormat,
+                                "ProtobufTextFormat", "ProtobufTextFormat"),
+                     clEnumValN(abi_util::TextFormatIR::Json, "Json", "JSON"),
+                     clEnumValEnd),
+    llvm::cl::init(abi_util::TextFormatIR::ProtobufTextFormat),
+    llvm::cl::cat(header_linker_category));
+
 class HeaderAbiLinker {
  public:
   HeaderAbiLinker(
@@ -161,7 +170,7 @@ static void DeDuplicateAbiElementsThread(
     std::atomic<std::size_t> *cnt) {
   std::unique_ptr<abi_util::TextFormatToIRReader> local_reader =
       abi_util::TextFormatToIRReader::CreateTextFormatToIRReader(
-          text_format, exported_headers);
+          input_format, exported_headers);
   auto begin_it = dump_files.begin();
   std::size_t num_sources = dump_files.size();
   while (1) {
@@ -173,7 +182,7 @@ static void DeDuplicateAbiElementsThread(
     for (auto it = begin_it; it != begin_it + end; it++) {
       std::unique_ptr<abi_util::TextFormatToIRReader> reader =
           abi_util::TextFormatToIRReader::CreateTextFormatToIRReader(
-              text_format, exported_headers);
+              input_format, exported_headers);
       assert(reader != nullptr);
       if (!reader->ReadDump(*it)) {
         llvm::errs() << "ReadDump failed\n";
@@ -201,14 +210,14 @@ bool HeaderAbiLinker::LinkAndDump() {
     return false;
   }
   std::unique_ptr<abi_util::IRDumper> ir_dumper =
-      abi_util::IRDumper::CreateIRDumper(text_format, out_dump_name_);
+      abi_util::IRDumper::CreateIRDumper(output_format, out_dump_name_);
   assert(ir_dumper != nullptr);
   AddElfSymbols(ir_dumper.get());
   // Create a reader, on which we never actually call ReadDump(), since multiple
   // dump files are associated with it.
   std::unique_ptr<abi_util::TextFormatToIRReader> greader =
       abi_util::TextFormatToIRReader::CreateTextFormatToIRReader(
-          text_format, &exported_headers_);
+          input_format, &exported_headers_);
   std::size_t max_threads = std::thread::hardware_concurrency();
   std::size_t num_threads = kSourcesPerBatchThread < dump_files_.size() ?
                     std::min(dump_files_.size() / kSourcesPerBatchThread,

vndk/tools/header-checker/tests/module.py

@@ -35,7 +35,7 @@ def relative_to_abs_path_list(relative_path_list):
 
 class Module(object):
     def __init__(self, name, arch, srcs, version_script, cflags,
-                 export_include_dirs, api):
+                 export_include_dirs, api, output_format=None):
         self.name = name
         self.arch = arch
         self.srcs = relative_to_abs_path_list(srcs)
@@ -46,6 +46,7 @@ class Module(object):
             self.arch_cflags = ARCH_TARGET_CFLAGS.get(self.arch)
         self.export_include_dirs = relative_to_abs_path_list(export_include_dirs)
         self.api = api
+        self.output_format = output_format
 
     def get_name(self):
         return self.name
@@ -68,6 +69,9 @@ class Module(object):
     def get_api(self):
         return self.api
 
+    def get_output_format(self):
+        return self.output_format
+
     def make_lsdump(self, default_cflags):
         """ For each source file, produce a .sdump file, and link them to form
             an lsump file"""
@@ -82,7 +86,8 @@ class Module(object):
                     self.cflags + self.arch_cflags + default_cflags)
             return run_header_abi_linker(output_lsdump, dumps_to_link,
                                          self.version_script, self.api,
-                                         self.arch)
+                                         self.arch, self.output_format)
+
     @staticmethod
     def mutate_module_for_arch(module, target_arch):
         name = module.get_name()
@@ -91,8 +96,9 @@ class Module(object):
         cflags = module.get_cflags()
         export_include_dirs = module.get_export_include_dirs()
         api = module.get_api()
+        output_format = module.get_output_format()
         return Module(name, target_arch, srcs, version_script, cflags,
-                      export_include_dirs, api)
+                      export_include_dirs, api, output_format)
 
     @staticmethod
     def mutate_module_for_all_arches(module):
@@ -479,6 +485,19 @@ TEST_MODULES = [
         arch = '',
         api = 'current',
     ),
+    Module(
+        name = 'libgolden_cpp_json',
+        srcs = ['integration/cpp/gold/golden_1.cpp',
+                'integration/cpp/gold/high_volume_speaker.cpp',
+                'integration/cpp/gold/low_volume_speaker.cpp',
+                ],
+        version_script = 'integration/cpp/gold/map.txt',
+        export_include_dirs = ['integration/cpp/gold/include'],
+        cflags = [],
+        arch = '',
+        api = 'current',
+        output_format = 'Json'
+    ),
 ]
 
 TEST_MODULES = { m.name: m for m in TEST_MODULES }

vndk/tools/header-checker/tests/reference_dumps/arm/libgolden_cpp_json.so.lsdump

@@ -0,0 +1,636 @@
+
+{
+ "array_types" : [],
+ "builtin_types" : 
+ [
+  
+  {
+   "is_integral" : false,
+   "is_unsigned" : false,
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "float",
+    "name" : "float",
+    "referenced_type" : "type-3",
+    "self_type" : "type-3",
+    "size" : 4,
+    "source_file" : ""
+   }
+  },
+  
+  {
+   "is_integral" : true,
+   "is_unsigned" : false,
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "int",
+    "name" : "int",
+    "referenced_type" : "type-2",
+    "self_type" : "type-2",
+    "size" : 4,
+    "source_file" : ""
+   }
+  },
+  
+  {
+   "is_integral" : true,
+   "is_unsigned" : true,
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "unsigned int",
+    "name" : "unsigned int",
+    "referenced_type" : "type-6",
+    "self_type" : "type-6",
+    "size" : 4,
+    "source_file" : ""
+   }
+  },
+  
+  {
+   "is_integral" : false,
+   "is_unsigned" : false,
+   "type_info" : 
+   {
+    "alignment" : 0,
+    "linker_set_key" : "void",
+    "name" : "void",
+    "referenced_type" : "type-10",
+    "self_type" : "type-10",
+    "size" : 0,
+    "source_file" : ""
+   }
+  }
+ ],
+ "elf_functions" : 
+ [
+  
+  {
+   "name" : "_Z26test_virtual_function_callP12SuperSpeaker"
+  },
+  
+  {
+   "name" : "_ZN12NotReferenced"
+  },
+  
+  {
+   "name" : "_ZN12SuperSpeaker11SpeakLouderEv"
+  },
+  
+  {
+   "name" : "_ZN12SuperSpeaker18CreateSuperSpeakerEi"
+  },
+  
+  {
+   "name" : "_ZN12SuperSpeaker9SpeakLoudEv"
+  },
+  
+  {
+   "name" : "_ZN16LowVolumeSpeaker5SpeakEv"
+  },
+  
+  {
+   "name" : "_ZN16LowVolumeSpeaker6ListenEv"
+  },
+  
+  {
+   "name" : "_ZN17HighVolumeSpeaker11BadPracticeEf"
+  },
+  
+  {
+   "name" : "_ZN17HighVolumeSpeaker5SpeakEv"
+  },
+  
+  {
+   "name" : "_ZN17HighVolumeSpeaker6ListenEv"
+  }
+ ],
+ "elf_objects" : 
+ [
+  
+  {
+   "name" : "_ZTV16LowVolumeSpeaker"
+  },
+  
+  {
+   "name" : "_ZTV17HighVolumeSpeaker"
+  }
+ ],
+ "enum_types" : 
+ [
+  
+  {
+   "access" : 2,
+   "enum_fields" : 
+   [
+    
+    {
+     "enum_field_value" : 1,
+     "name" : "SuperSpeaker::Volume::Loud"
+    },
+    
+    {
+     "enum_field_value" : 2,
+     "name" : "SuperSpeaker::Volume::Louder"
+    },
+    
+    {
+     "enum_field_value" : 3,
+     "name" : "SuperSpeaker::Volume::Loudest"
+    },
+    
+    {
+     "enum_field_value" : 4,
+     "name" : "SuperSpeaker::Volume::Lower"
+    }
+   ],
+   "tag_info" : 
+   {
+    "unique_id" : "_ZTSN12SuperSpeaker6VolumeE"
+   },
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "SuperSpeaker::Volume",
+    "name" : "SuperSpeaker::Volume",
+    "referenced_type" : "type-8",
+    "self_type" : "type-8",
+    "size" : 4,
+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/abstract_class.h"
+   },
+   "underlying_type" : "type-6"
+  }
+ ],
+ "function_types" : [],
+ "functions" : 
+ [
+  
+  {
+   "access" : 1,
+   "function_name" : "SuperSpeaker::SpeakLouder",
+   "linker_set_key" : "_ZN12SuperSpeaker11SpeakLouderEv",
+   "parameters" : 
+   [
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : true,
+     "referenced_type" : "type-9"
+    }
+   ],
+   "return_type" : "type-10",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/abstract_class.h",
+   "template_info" : []
+  },
+  
+  {
+   "access" : 1,
+   "function_name" : "SuperSpeaker::CreateSuperSpeaker",
+   "linker_set_key" : "_ZN12SuperSpeaker18CreateSuperSpeakerEi",
+   "parameters" : 
+   [
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : false,
+     "referenced_type" : "type-2"
+    }
+   ],
+   "return_type" : "type-9",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/abstract_class.h",
+   "template_info" : []
+  },
+  
+  {
+   "access" : 1,
+   "function_name" : "SuperSpeaker::SpeakLoud",
+   "linker_set_key" : "_ZN12SuperSpeaker9SpeakLoudEv",
+   "parameters" : 
+   [
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : true,
+     "referenced_type" : "type-9"
+    }
+   ],
+   "return_type" : "type-8",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/abstract_class.h",
+   "template_info" : []
+  },
+  
+  {
+   "access" : 1,
+   "function_name" : "LowVolumeSpeaker::Speak",
+   "linker_set_key" : "_ZN16LowVolumeSpeaker5SpeakEv",
+   "parameters" : 
+   [
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : true,
+     "referenced_type" : "type-4"
+    }
+   ],
+   "return_type" : "type-10",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/low_volume_speaker.h",
+   "template_info" : []
+  },
+  
+  {
+   "access" : 1,
+   "function_name" : "LowVolumeSpeaker::Listen",
+   "linker_set_key" : "_ZN16LowVolumeSpeaker6ListenEv",
+   "parameters" : 
+   [
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : true,
+     "referenced_type" : "type-4"
+    }
+   ],
+   "return_type" : "type-10",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/low_volume_speaker.h",
+   "template_info" : []
+  },
+  
+  {
+   "access" : 1,
+   "function_name" : "HighVolumeSpeaker::BadPractice",
+   "linker_set_key" : "_ZN17HighVolumeSpeaker11BadPracticeEf",
+   "parameters" : 
+   [
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : true,
+     "referenced_type" : "type-12"
+    },
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : false,
+     "referenced_type" : "type-3"
+    }
+   ],
+   "return_type" : "type-12",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/high_volume_speaker.h",
+   "template_info" : []
+  },
+  
+  {
+   "access" : 1,
+   "function_name" : "HighVolumeSpeaker::Speak",
+   "linker_set_key" : "_ZN17HighVolumeSpeaker5SpeakEv",
+   "parameters" : 
+   [
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : true,
+     "referenced_type" : "type-12"
+    }
+   ],
+   "return_type" : "type-10",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/high_volume_speaker.h",
+   "template_info" : []
+  },
+  
+  {
+   "access" : 1,
+   "function_name" : "HighVolumeSpeaker::Listen",
+   "linker_set_key" : "_ZN17HighVolumeSpeaker6ListenEv",
+   "parameters" : 
+   [
+    
+    {
+     "default_arg" : false,
+     "is_this_ptr" : true,
+     "referenced_type" : "type-12"
+    }
+   ],
+   "return_type" : "type-10",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/high_volume_speaker.h",
+   "template_info" : []
+  }
+ ],
+ "global_vars" : [],
+ "lvalue_reference_types" : [],
+ "pointer_types" : 
+ [
+  
+  {
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "SuperSpeaker *",
+    "name" : "SuperSpeaker *",
+    "referenced_type" : "type-1",
+    "self_type" : "type-9",
+    "size" : 4,
+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/abstract_class.h"
+   }
+  },
+  
+  {
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "HighVolumeSpeaker *",
+    "name" : "HighVolumeSpeaker *",
+    "referenced_type" : "type-11",
+    "self_type" : "type-12",
+    "size" : 4,
+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/high_volume_speaker.h"
+   }
+  },
+  
+  {
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "float *",
+    "name" : "float *",
+    "referenced_type" : "type-3",
+    "self_type" : "type-7",
+    "size" : 4,
+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/low_volume_speaker.h"
+   }
+  },
+  
+  {
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "LowVolumeSpeaker *",
+    "name" : "LowVolumeSpeaker *",
+    "referenced_type" : "type-5",
+    "self_type" : "type-4",
+    "size" : 4,
+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/low_volume_speaker.h"
+   }
+  }
+ ],
+ "qualified_types" : [],
+ "record_types" : 
+ [
+  
+  {
+   "access" : 1,
+   "base_specifiers" : [],
+   "fields" : 
+   [
+    
+    {
+     "access" : 2,
+     "field_name" : "mSpeakderId",
+     "field_offset" : 32,
+     "referenced_type" : "type-2"
+    }
+   ],
+   "is_anonymous" : false,
+   "record_kind" : 2,
+   "tag_info" : 
+   {
+    "unique_id" : "_ZTS12SuperSpeaker"
+   },
+   "template_info" : [],
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "SuperSpeaker",
+    "name" : "SuperSpeaker",
+    "referenced_type" : "type-1",
+    "self_type" : "type-1",
+    "size" : 8,
+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/abstract_class.h"
+   },
+   "vtable_layout" : 
+   {
+    "vtable_components" : 
+    [
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 2,
+      "mangled_component_name" : ""
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 3,
+      "mangled_component_name" : "_ZTI12SuperSpeaker"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : true,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN12SuperSpeaker5SpeakEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : true,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN12SuperSpeaker6ListenEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 5,
+      "mangled_component_name" : "_ZN12SuperSpeakerD1Ev"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 6,
+      "mangled_component_name" : "_ZN12SuperSpeakerD0Ev"
+     }
+    ]
+   }
+  },
+  
+  {
+   "access" : 1,
+   "base_specifiers" : 
+   [
+    
+    {
+     "access" : 1,
+     "is_virtual" : false,
+     "referenced_type" : "type-1"
+    }
+   ],
+   "fields" : [],
+   "is_anonymous" : false,
+   "record_kind" : 2,
+   "tag_info" : 
+   {
+    "unique_id" : "_ZTS17HighVolumeSpeaker"
+   },
+   "template_info" : [],
+   "type_info" : 
+   {
+    "alignment" : 4,
+    "linker_set_key" : "HighVolumeSpeaker",
+    "name" : "HighVolumeSpeaker",
+    "referenced_type" : "type-11",
+    "self_type" : "type-11",
+    "size" : 8,
+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/high_volume_speaker.h"
+   },
+   "vtable_layout" : 
+   {
+    "vtable_components" : 
+    [
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 2,
+      "mangled_component_name" : ""
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 3,
+      "mangled_component_name" : "_ZTI17HighVolumeSpeaker"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN17HighVolumeSpeaker5SpeakEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN17HighVolumeSpeaker6ListenEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 5,
+      "mangled_component_name" : "_ZN17HighVolumeSpeakerD1Ev"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 6,
+      "mangled_component_name" : "_ZN17HighVolumeSpeakerD0Ev"
+     }
+    ]
+   }
+  },
+  
+  {
+   "access" : 1,
+   "base_specifiers" : 
+   [
+    
+    {
+     "access" : 1,
+     "is_virtual" : false,
+     "referenced_type" : "type-1"
+    }
+   ],
+   "fields" : 
+   [
+    
+    {
+     "access" : 1,
+     "field_name" : "speaker_uint_t",
+     "field_offset" : 64,
+     "referenced_type" : "type-6"
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+    {
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+   },
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+      "is_pure" : false,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN16LowVolumeSpeaker5SpeakEv"
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+     {
+      "component_value" : 0,
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+     },
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+      "kind" : 5,
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+     {
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+      "is_pure" : false,
+      "kind" : 6,
+      "mangled_component_name" : "_ZN16LowVolumeSpeakerD0Ev"
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+    ]
+   }
+  }
+ ],
+ "rvalue_reference_types" : []
+}

vndk/tools/header-checker/tests/reference_dumps/arm64/libgolden_cpp_json.so.lsdump

@@ -0,0 +1,636 @@
+
+{
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+ "builtin_types" : 
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+    "self_type" : "type-10",
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+    "source_file" : ""
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+  }
+ ],
+ "elf_functions" : 
+ [
+  
+  {
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+  },
+  
+  {
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+  },
+  
+  {
+   "name" : "_ZN12SuperSpeaker11SpeakLouderEv"
+  },
+  
+  {
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+  },
+  
+  {
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+  },
+  
+  {
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+  },
+  
+  {
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+  },
+  
+  {
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+  },
+  
+  {
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+  }
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+    },
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+    {
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+    },
+    
+    {
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+     "name" : "SuperSpeaker::Volume::Lower"
+    }
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+   },
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+   "parameters" : 
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+   "return_type" : "type-8",
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+   "template_info" : []
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+   "function_name" : "LowVolumeSpeaker::Speak",
+   "linker_set_key" : "_ZN16LowVolumeSpeaker5SpeakEv",
+   "parameters" : 
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+   "template_info" : []
+  },
+  
+  {
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+   "linker_set_key" : "_ZN16LowVolumeSpeaker6ListenEv",
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+   "template_info" : []
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+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/high_volume_speaker.h",
+   "template_info" : []
+  },
+  
+  {
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+   "function_name" : "HighVolumeSpeaker::Speak",
+   "linker_set_key" : "_ZN17HighVolumeSpeaker5SpeakEv",
+   "parameters" : 
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+   "return_type" : "type-10",
+   "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/high_volume_speaker.h",
+   "template_info" : []
+  },
+  
+  {
+   "access" : 1,
+   "function_name" : "HighVolumeSpeaker::Listen",
+   "linker_set_key" : "_ZN17HighVolumeSpeaker6ListenEv",
+   "parameters" : 
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+   "template_info" : []
+  }
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+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/high_volume_speaker.h"
+   }
+  },
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+    "name" : "float *",
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+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/low_volume_speaker.h"
+   }
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+  {
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+    "linker_set_key" : "LowVolumeSpeaker *",
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+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/low_volume_speaker.h"
+   }
+  }
+ ],
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+ "record_types" : 
+ [
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+   "fields" : 
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+    
+    {
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+     "field_name" : "mSpeakderId",
+     "field_offset" : 64,
+     "referenced_type" : "type-2"
+    }
+   ],
+   "is_anonymous" : false,
+   "record_kind" : 2,
+   "tag_info" : 
+   {
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+   },
+   "template_info" : [],
+   "type_info" : 
+   {
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+    "linker_set_key" : "SuperSpeaker",
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+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/abstract_class.h"
+   },
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+      "is_pure" : false,
+      "kind" : 2,
+      "mangled_component_name" : ""
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+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 3,
+      "mangled_component_name" : "_ZTI12SuperSpeaker"
+     },
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+     {
+      "component_value" : 0,
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+      "kind" : 4,
+      "mangled_component_name" : "_ZN12SuperSpeaker5SpeakEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : true,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN12SuperSpeaker6ListenEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 5,
+      "mangled_component_name" : "_ZN12SuperSpeakerD1Ev"
+     },
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+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 6,
+      "mangled_component_name" : "_ZN12SuperSpeakerD0Ev"
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+   "record_kind" : 2,
+   "tag_info" : 
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+      "mangled_component_name" : "_ZN17HighVolumeSpeakerD1Ev"
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+   "base_specifiers" : 
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+    }
+   ],
+   "fields" : 
+   [
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+    {
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+     "field_name" : "speaker_uint_t",
+     "field_offset" : 96,
+     "referenced_type" : "type-6"
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+    
+    {
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+     "field_name" : "speaker_float_star",
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+   "is_anonymous" : false,
+   "record_kind" : 2,
+   "tag_info" : 
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+   "vtable_layout" : 
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+      "is_pure" : false,
+      "kind" : 3,
+      "mangled_component_name" : "_ZTI16LowVolumeSpeaker"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN16LowVolumeSpeaker5SpeakEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN16LowVolumeSpeaker6ListenEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 5,
+      "mangled_component_name" : "_ZN16LowVolumeSpeakerD1Ev"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 6,
+      "mangled_component_name" : "_ZN16LowVolumeSpeakerD0Ev"
+     }
+    ]
+   }
+  }
+ ],
+ "rvalue_reference_types" : []
+}

vndk/tools/header-checker/tests/reference_dumps/mips/libgolden_cpp_json.so.lsdump

@@ -0,0 +1,636 @@
+
+{
+ "array_types" : [],
+ "builtin_types" : 
+ [
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+    "source_file" : ""
+   }
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+  
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+   "is_unsigned" : false,
+   "type_info" : 
+   {
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+    "size" : 4,
+    "source_file" : ""
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+  },
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+  {
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+    "self_type" : "type-10",
+    "size" : 0,
+    "source_file" : ""
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+  }
+ ],
+ "elf_functions" : 
+ [
+  
+  {
+   "name" : "_Z26test_virtual_function_callP12SuperSpeaker"
+  },
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+ ],
+ "rvalue_reference_types" : []
+}

vndk/tools/header-checker/tests/reference_dumps/mips64/libgolden_cpp_json.so.lsdump

@@ -0,0 +1,636 @@
+
+{
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+ "builtin_types" : 
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+    "self_type" : "type-10",
+    "size" : 0,
+    "source_file" : ""
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+  }
+ ],
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+  },
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+  },
+  
+  {
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+  },
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+  },
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+  
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+    
+    {
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+    },
+    
+    {
+     "enum_field_value" : 4,
+     "name" : "SuperSpeaker::Volume::Lower"
+    }
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+   },
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+  }
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vndk/tools/header-checker/tests/reference_dumps/x86/libgolden_cpp_json.so.lsdump

@@ -0,0 +1,636 @@
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vndk/tools/header-checker/tests/reference_dumps/x86_64/libgolden_cpp_json.so.lsdump

@@ -0,0 +1,636 @@
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+      "mangled_component_name" : "_ZN17HighVolumeSpeaker6ListenEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 5,
+      "mangled_component_name" : "_ZN17HighVolumeSpeakerD1Ev"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 6,
+      "mangled_component_name" : "_ZN17HighVolumeSpeakerD0Ev"
+     }
+    ]
+   }
+  },
+  
+  {
+   "access" : 1,
+   "base_specifiers" : 
+   [
+    
+    {
+     "access" : 1,
+     "is_virtual" : false,
+     "referenced_type" : "type-1"
+    }
+   ],
+   "fields" : 
+   [
+    
+    {
+     "access" : 1,
+     "field_name" : "speaker_uint_t",
+     "field_offset" : 96,
+     "referenced_type" : "type-6"
+    },
+    
+    {
+     "access" : 1,
+     "field_name" : "speaker_float_star",
+     "field_offset" : 128,
+     "referenced_type" : "type-7"
+    }
+   ],
+   "is_anonymous" : false,
+   "record_kind" : 2,
+   "tag_info" : 
+   {
+    "unique_id" : "_ZTS16LowVolumeSpeaker"
+   },
+   "template_info" : [],
+   "type_info" : 
+   {
+    "alignment" : 8,
+    "linker_set_key" : "LowVolumeSpeaker",
+    "name" : "LowVolumeSpeaker",
+    "referenced_type" : "type-5",
+    "self_type" : "type-5",
+    "size" : 24,
+    "source_file" : "/development/vndk/tools/header-checker/tests/integration/cpp/gold/include/low_volume_speaker.h"
+   },
+   "vtable_layout" : 
+   {
+    "vtable_components" : 
+    [
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 2,
+      "mangled_component_name" : ""
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 3,
+      "mangled_component_name" : "_ZTI16LowVolumeSpeaker"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN16LowVolumeSpeaker5SpeakEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 4,
+      "mangled_component_name" : "_ZN16LowVolumeSpeaker6ListenEv"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 5,
+      "mangled_component_name" : "_ZN16LowVolumeSpeakerD1Ev"
+     },
+     
+     {
+      "component_value" : 0,
+      "is_pure" : false,
+      "kind" : 6,
+      "mangled_component_name" : "_ZN16LowVolumeSpeakerD0Ev"
+     }
+    ]
+   }
+  }
+ ],
+ "rvalue_reference_types" : []
+}

vndk/tools/header-checker/tests/test.py

@@ -278,6 +278,10 @@ class MyTest(unittest.TestCase):
             "libpure_virtual_function",
         )
 
+    def test_libc_and_cpp_in_json(self):
+        self.prepare_and_absolute_diff_all_archs(
+            "libgolden_cpp_json", "libgolden_cpp_json")
+
 
 if __name__ == '__main__':
     unittest.main()

vndk/tools/header-checker/utils/utils.py

@@ -112,11 +112,14 @@ def run_header_abi_dumper_on_file(input_path, output_path,
         cmd += ['-I', dir]
     subprocess.check_call(cmd)
 
-def run_header_abi_linker(output_path, inputs, version_script, api, arch):
+def run_header_abi_linker(output_path, inputs, version_script, api, arch,
+                          output_format=None):
     """Link inputs, taking version_script into account"""
     with tempfile.TemporaryDirectory() as tmp:
         cmd = ['header-abi-linker', '-o', output_path, '-v', version_script,
                '-api', api, '-arch', arch]
+        if output_format:
+            cmd += ['-output-format', output_format]
         cmd += inputs
         subprocess.check_call(cmd)
         with open(output_path, 'r') as f: