ScriptedThread.h

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//===-- ScriptedThread.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_SCRIPTED_THREAD_H
#define LLDB_SOURCE_PLUGINS_SCRIPTED_THREAD_H
 
#include <string>
 
#include "ScriptedProcess.h"
 
#include "Plugins/Process/Utility/RegisterContextMemory.h"
#include "lldb/Interpreter/ScriptInterpreter.h"
#include "lldb/Target/DynamicRegisterInfo.h"
#include "lldb/Target/Thread.h"
 
namespace lldb_private {
class ScriptedProcess;
class ScriptedFrame;
}
 
namespace lldb_private {
 
class ScriptedThread : public lldb_private::Thread {
 
public:
  ScriptedThread(ScriptedProcess &process,
                 lldb::ScriptedThreadInterfaceSP interface_sp, lldb::tid_t tid,
                 StructuredData::GenericSP script_object_sp = nullptr);
 
  ~ScriptedThread() override;
 
  static llvm::Expected<std::shared_ptr<ScriptedThread>>
  Create(ScriptedProcess &process,
         StructuredData::Generic *script_object = nullptr);
 
  lldb::RegisterContextSP GetRegisterContext() override;
 
  lldb::RegisterContextSP
  CreateRegisterContextForFrame(lldb_private::StackFrame *frame) override;
 
  bool LoadArtificialStackFrames();
 
  bool CalculateStopInfo() override;
 
  const char *GetInfo() override { return nullptr; }
 
  const char *GetName() override;
 
  const char *GetQueueName() override;
 
  void WillResume(lldb::StateType resume_state) override;
 
  void RefreshStateAfterStop() override;
 
  void ClearStackFrames() override;
 
  StructuredData::ObjectSP FetchThreadExtendedInfo() override;
 
private:
  friend class ScriptedFrame;
 
  void CheckInterpreterAndScriptObject() const;
  lldb::ScriptedThreadInterfaceSP GetInterface() const;
 
  ScriptedThread(const ScriptedThread &) = delete;
  const ScriptedThread &operator=(const ScriptedThread &) = delete;
 
  std::shared_ptr<DynamicRegisterInfo> GetDynamicRegisterInfo();
 
  const ScriptedProcess &m_scripted_process;
  lldb::ScriptedThreadInterfaceSP m_scripted_thread_interface_sp = nullptr;
  lldb_private::StructuredData::GenericSP m_script_object_sp = nullptr;
  std::shared_ptr<DynamicRegisterInfo> m_register_info_sp = nullptr;
};
 
} // namespace lldb_private
 
#endif // LLDB_SOURCE_PLUGINS_SCRIPTED_THREAD_H