llvm-project/lldb/tools/debugserver/source/DNBThreadResumeActions.h

//===-- DNBThreadResumeActions.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
//
//===----------------------------------------------------------------------===//
//
//  Created by Greg Clayton on 03/13/2010
//
//===----------------------------------------------------------------------===//

#ifndef __DNBThreadResumeActions_h__
#define __DNBThreadResumeActions_h__

#include <vector>

#include "DNBDefs.h"

class DNBThreadResumeActions {
public:
  DNBThreadResumeActions();

  DNBThreadResumeActions(nub_state_t default_action, int signal);

  DNBThreadResumeActions(const DNBThreadResumeAction *actions,
                         size_t num_actions);

  bool IsEmpty() const { return m_actions.empty(); }

  void Append(const DNBThreadResumeAction &action);

  void AppendAction(nub_thread_t tid, nub_state_t state, int signal = 0,
                    nub_addr_t addr = INVALID_NUB_ADDRESS);

  void AppendResumeAll() { AppendAction(INVALID_NUB_THREAD, eStateRunning); }

  void AppendSuspendAll() { AppendAction(INVALID_NUB_THREAD, eStateStopped); }

  void AppendStepAll() { AppendAction(INVALID_NUB_THREAD, eStateStepping); }

  const DNBThreadResumeAction *GetActionForThread(nub_thread_t tid,
                                                  bool default_ok) const;

  size_t NumActionsWithState(nub_state_t state) const;

  bool SetDefaultThreadActionIfNeeded(nub_state_t action, int signal);

  void SetSignalHandledForThread(nub_thread_t tid) const;

  const DNBThreadResumeAction *GetFirst() const { return m_actions.data(); }

  size_t GetSize() const { return m_actions.size(); }

  void Clear() {
    m_actions.clear();
    m_signal_handled.clear();
  }

protected:
  std::vector<DNBThreadResumeAction> m_actions;
  mutable std::vector<bool> m_signal_handled;
};

#endif // #ifndef __DNBThreadResumeActions_h__