OperatingSystemPython.h

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//===-- OperatingSystemPython.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 liblldb_OperatingSystemPython_h_
#define liblldb_OperatingSystemPython_h_
 
#include "lldb/Host/Config.h"
 
#if LLDB_ENABLE_PYTHON
 
#include "lldb/Target/DynamicRegisterInfo.h"
#include "lldb/Target/OperatingSystem.h"
#include "lldb/Utility/StructuredData.h"
 
namespace lldb_private {
class ScriptInterpreter;
}
 
class OperatingSystemPython : public lldb_private::OperatingSystem {
public:
  OperatingSystemPython(lldb_private::Process *process,
                        const lldb_private::FileSpec &python_module_path);
 
  ~OperatingSystemPython() override;
 
  // Static Functions
  static lldb_private::OperatingSystem *
  CreateInstance(lldb_private::Process *process, bool force);
 
  static void Initialize();
 
  static void Terminate();
 
  static llvm::StringRef GetPluginNameStatic() { return "python"; }
 
  static llvm::StringRef GetPluginDescriptionStatic();
 
  // lldb_private::PluginInterface Methods
  llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); }
 
  // lldb_private::OperatingSystem Methods
  bool UpdateThreadList(lldb_private::ThreadList &old_thread_list,
                        lldb_private::ThreadList &real_thread_list,
                        lldb_private::ThreadList &new_thread_list) override;
 
  void ThreadWasSelected(lldb_private::Thread *thread) override;
 
  lldb::RegisterContextSP
  CreateRegisterContextForThread(lldb_private::Thread *thread,
                                 lldb::addr_t reg_data_addr) override;
 
  lldb::StopInfoSP
  CreateThreadStopReason(lldb_private::Thread *thread) override;
 
  // Method for lazy creation of threads on demand
  lldb::ThreadSP CreateThread(lldb::tid_t tid, lldb::addr_t context) override;
 
protected:
  bool IsValid() const {
    return m_script_object_sp && m_script_object_sp->IsValid();
  }
 
  lldb::ThreadSP CreateThreadFromThreadInfo(
      lldb_private::StructuredData::Dictionary &thread_dict,
      lldb_private::ThreadList &core_thread_list,
      lldb_private::ThreadList &old_thread_list,
      std::vector<bool> &core_used_map, bool *did_create_ptr);
 
  lldb_private::DynamicRegisterInfo *GetDynamicRegisterInfo();
 
  lldb::ValueObjectSP m_thread_list_valobj_sp;
  std::unique_ptr<lldb_private::DynamicRegisterInfo> m_register_info_up;
  lldb_private::ScriptInterpreter *m_interpreter = nullptr;
  lldb::OperatingSystemInterfaceSP m_operating_system_interface_sp = nullptr;
  lldb_private::StructuredData::GenericSP m_script_object_sp = nullptr;
};
 
#endif // LLDB_ENABLE_PYTHON
 
#endif // liblldb_OperatingSystemPython_h_