1 files changed, 125 insertions, 0 deletions
diff --git a/contrib/llvm-project/lldb/source/Plugins/ObjectFile/JSON/ObjectFileJSON.h b/contrib/llvm-project/lldb/source/Plugins/ObjectFile/JSON/ObjectFileJSON.h
new file mode 100644
index 000000000000..b72565f46886
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Plugins/ObjectFile/JSON/ObjectFileJSON.h
@@ -0,0 +1,125 @@
+//===-- ObjectFileJSON.h -------------------------------------- -*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLDB_SOURCE_PLUGINS_OBJECTFILE_JSON_OBJECTFILEJSON_H
+#define LLDB_SOURCE_PLUGINS_OBJECTFILE_JSON_OBJECTFILEJSON_H
+
+#include "lldb/Symbol/ObjectFile.h"
+#include "lldb/Utility/ArchSpec.h"
+#include "llvm/Support/JSON.h"
+
+namespace lldb_private {
+
+class ObjectFileJSON : public ObjectFile {
+public:
+  static void Initialize();
+  static void Terminate();
+
+  static llvm::StringRef GetPluginNameStatic() { return "JSON"; }
+
+  static const char *GetPluginDescriptionStatic() {
+    return "JSON object file reader.";
+  }
+
+  static ObjectFile *
+  CreateInstance(const lldb::ModuleSP &module_sp, lldb::DataBufferSP data_sp,
+                 lldb::offset_t data_offset, const FileSpec *file,
+                 lldb::offset_t file_offset, lldb::offset_t length);
+
+  static ObjectFile *CreateMemoryInstance(const lldb::ModuleSP &module_sp,
+                                          lldb::WritableDataBufferSP data_sp,
+                                          const lldb::ProcessSP &process_sp,
+                                          lldb::addr_t header_addr);
+
+  static size_t GetModuleSpecifications(const FileSpec &file,
+                                        lldb::DataBufferSP &data_sp,
+                                        lldb::offset_t data_offset,
+                                        lldb::offset_t file_offset,
+                                        lldb::offset_t length,
+                                        ModuleSpecList &specs);
+
+  llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); }
+
+  // LLVM RTTI support
+  static char ID;
+  bool isA(const void *ClassID) const override {
+    return ClassID == &ID || ObjectFile::isA(ClassID);
+  }
+  static bool classof(const ObjectFile *obj) { return obj->isA(&ID); }
+
+  bool ParseHeader() override;
+
+  lldb::ByteOrder GetByteOrder() const override {
+    return m_arch.GetByteOrder();
+  }
+
+  bool IsExecutable() const override { return false; }
+
+  uint32_t GetAddressByteSize() const override {
+    return m_arch.GetAddressByteSize();
+  }
+
+  AddressClass GetAddressClass(lldb::addr_t file_addr) override {
+    return AddressClass::eInvalid;
+  }
+
+  void ParseSymtab(lldb_private::Symtab &symtab) override;
+
+  bool IsStripped() override { return false; }
+
+  void CreateSections(SectionList &unified_section_list) override;
+
+  void Dump(Stream *s) override {}
+
+  ArchSpec GetArchitecture() override { return m_arch; }
+
+  UUID GetUUID() override { return m_uuid; }
+
+  uint32_t GetDependentModules(FileSpecList &files) override { return 0; }
+
+  Type CalculateType() override { return m_type; }
+
+  Strata CalculateStrata() override { return eStrataUser; }
+
+  static bool MagicBytesMatch(lldb::DataBufferSP data_sp, lldb::addr_t offset,
+                              lldb::addr_t length);
+
+  struct Header {
+    std::string triple;
+    std::string uuid;
+    std::optional<ObjectFile::Type> type;
+  };
+
+  struct Body {
+    std::vector<JSONSection> sections;
+    std::vector<JSONSymbol> symbols;
+  };
+
+private:
+  ArchSpec m_arch;
+  UUID m_uuid;
+  ObjectFile::Type m_type;
+  std::optional<uint64_t> m_size;
+  std::vector<JSONSymbol> m_symbols;
+  std::vector<JSONSection> m_sections;
+
+  ObjectFileJSON(const lldb::ModuleSP &module_sp, lldb::DataBufferSP &data_sp,
+                 lldb::offset_t data_offset, const FileSpec *file,
+                 lldb::offset_t offset, lldb::offset_t length, ArchSpec arch,
+                 UUID uuid, Type type, std::vector<JSONSymbol> symbols,
+                 std::vector<JSONSection> sections);
+};
+
+bool fromJSON(const llvm::json::Value &value, ObjectFileJSON::Header &header,
+              llvm::json::Path path);
+
+bool fromJSON(const llvm::json::Value &value, ObjectFileJSON::Body &body,
+              llvm::json::Path path);
+
+} // namespace lldb_private
+#endif // LLDB_SOURCE_PLUGINS_OBJECTFILE_JSON_OBJECTFILEJSON_H