PageAccessControlSvc.h

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// dear emacs, this is -*- C++ -*-
 
/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ATHENASERVICES_PAGEACCESSCONTROLSVC_H
#define ATHENASERVICES_PAGEACCESSCONTROLSVC_H
 
#include <signal.h>   /*sigaction*/
 
// Package includes
#include "AthenaKernel/IPageAccessControlSvc.h"
 
// FrameWork includes
#include "AthenaBaseComps/AthService.h"
#include "CxxUtils/checker_macros.h"
#include "CxxUtils/PageAccessControl.h"
#include "CxxUtils/PtrAccessSEGVHandler.h"
#include "Gaudi/Property.h"   /*BooleanProperty*/
 
// Forward declarations
template <class TYPE> class SvcFactory;
 
class PageAccessControlSvc : virtual public IPageAccessControlSvc,
  public AthService {
public: 
 
  PageAccessControlSvc( const std::string& name, ISvcLocator* pSvcLocator ) ATLAS_CTORDTOR_NOT_THREAD_SAFE;
  
  virtual ~PageAccessControlSvc() {} 
  
 
  virtual bool startMonitoring();
  virtual bool stopMonitoring();
  virtual bool accessed(const void* address) const;
  virtual void report() const;
  virtual bool controlPage(const void* address) {
    return m_accessControl.forbidPage(address);
  }
 
 
 
  virtual StatusCode queryInterface( const InterfaceID& riid, void** ppvInterface );
  virtual StatusCode initialize();
  virtual StatusCode finalize();
  
 
    
private:
  struct sigaction m_saveSEGVaction; 
  PageAccessControl m_accessControl;
  PtrAccessSEGVHandler m_SEGVHandler;
  BooleanProperty m_autoMonitor; 
}; 
 
 
#endif