process_control.h

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#ifndef PROCESS_CONTROL_CLASS
#define PROCESS_CONTROL_CLASS
 
/*****************************************************************************\
*                                                                             *
*  Name   : process_control                                                   *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*******************************************************************************
* Copyright (c) 2000-$now By Author.  This program is free software; you can  *
* redistribute it and/or modify it under the terms of the GNU General Public  *
* License as published by the Free Software Foundation; either version 2 of   *
* the License or (at your option) any later version.  This is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/
 
#include "process_entry.h"
 
#include <basis/contracts.h>
#include <mathematics/chaos.h>
#include <structures/set.h>
 
namespace processes {
 
// forward.
class process_entry_array;
class process_implementation_hider;
 
 
class process_control : public virtual basis::nameable
{
public:
  process_control();
  virtual ~process_control();
 
  DEFINE_CLASS_NAME("process_control");
 
  bool healthy() const { return _healthy; }
 
  process_entry query_process(basis::un_int to_query);
 
  bool query_processes(process_entry_array &to_fill);
 
  bool zap_process(basis::un_int to_zap);
 
  static bool find_process_in_list(const process_entry_array &processes,
          const basis::astring &app_name, structures::int_set &pids);
 
  void sort_by_name(process_entry_array &to_sort);
    // sorts the list by process name.
  void sort_by_pid(process_entry_array &to_sort);
    // sorts the list by process id.
 
private:
  process_implementation_hider *_ptrs;  
//#ifndef _MSC_VER
  mathematics::chaos *_rando;  
//#else
  //bool _use_psapi;  //!< true if we should be using the PSAPI on NT and family.
//#endif
  bool _healthy;  
 
//#ifndef _MSC_VER
  bool get_processes_with_ps(process_entry_array &to_fill);
/*
#else
  // fill in our function pointers to access the kernel functions appropriate
  // for either NT (psapi) or 9x (toolhelp).
  bool initialize_psapi_support();
  bool initialize_toolhelp_support();
 
  bool get_processes_with_psapi(process_entry_array &to_fill);
  bool get_processes_with_toolhelp(process_entry_array &to_fill);
#endif
*/
};
 
} //namespace.
 
#endif // outer guard.