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Driver to Hide Processes and Files

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17 Aug 2009CPOL12 min read 654.1K   28.5K   369  
In this article, we describe the driver we created to hide processes and files in a system.
 
/*
 *
 * Copyright (c) 1994
 * Hewlett-Packard Company
 *
 * Copyright (c) 1996,1997
 * Silicon Graphics Computer Systems, Inc.
 *
 * Copyright (c) 1997
 * Moscow Center for SPARC Technology
 *
 * Copyright (c) 1999 
 * Boris Fomitchev
 *
 * This material is provided "as is", with absolutely no warranty expressed
 * or implied. Any use is at your own risk.
 *
 * Permission to use or copy this software for any purpose is hereby granted 
 * without fee, provided the above notices are retained on all copies.
 * Permission to modify the code and to distribute modified code is granted,
 * provided the above notices are retained, and a notice that the code was
 * modified is included with the above copyright notice.
 *
 */

/* NOTE: This is an internal header file, included by other STL headers.
 *   You should not attempt to use it directly.
 */

#ifndef _STLP_INTERNAL_HASH_SET_H
#define _STLP_INTERNAL_HASH_SET_H

#ifndef _STLP_INTERNAL_HASHTABLE_H
# include <stl/_hashtable.h>
#endif

# define  hash_set      __WORKAROUND_RENAME(hash_set)
# define  hash_multiset __WORKAROUND_RENAME(hash_multiset)

_STLP_BEGIN_NAMESPACE

template <class _Value, __DFL_TMPL_PARAM(_HashFcn,hash<_Value>),
          __DFL_TMPL_PARAM(_EqualKey,equal_to<_Value>),
          _STLP_DEFAULT_ALLOCATOR_SELECT(_Value) >
class hash_set
{
private:
  typedef hashtable<_Value, _Value, _HashFcn, _Identity<_Value>, 
                    _EqualKey, _Alloc> _Ht;
  typedef hash_set<_Value, _HashFcn, _EqualKey, _Alloc> _Self;
  typedef typename _Ht::iterator _ht_iterator;
public:
  typedef typename _Ht::key_type key_type;
  typedef typename _Ht::value_type value_type;
  typedef typename _Ht::hasher hasher;
  typedef typename _Ht::key_equal key_equal;

  typedef typename _Ht::size_type size_type;
  typedef typename _Ht::difference_type difference_type;
  typedef typename _Ht::pointer         pointer;
  typedef typename _Ht::const_pointer   const_pointer;
  typedef typename _Ht::reference       reference;
  typedef typename _Ht::const_reference const_reference;

  // SunPro bug
  typedef typename _Ht::const_iterator const_iterator;
  typedef const_iterator iterator;

  typedef typename _Ht::allocator_type allocator_type;

  hasher hash_funct() const { return _M_ht.hash_funct(); }
  key_equal key_eq() const { return _M_ht.key_eq(); }
  allocator_type get_allocator() const { return _M_ht.get_allocator(); }

private:
  _Ht _M_ht;

public:
  hash_set()
    : _M_ht(100, hasher(), key_equal(), allocator_type()) {}
  explicit hash_set(size_type __n)
    : _M_ht(__n, hasher(), key_equal(), allocator_type()) {}
  hash_set(size_type __n, const hasher& __hf)
    : _M_ht(__n, __hf, key_equal(), allocator_type()) {}
  hash_set(size_type __n, const hasher& __hf, const key_equal& __eql,
           const allocator_type& __a = allocator_type())
    : _M_ht(__n, __hf, __eql, __a) {}

#ifdef _STLP_MEMBER_TEMPLATES
  template <class _InputIterator>
  hash_set(_InputIterator __f, _InputIterator __l)
    : _M_ht(100, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
  template <class _InputIterator>
  hash_set(_InputIterator __f, _InputIterator __l, size_type __n)
    : _M_ht(__n, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
  template <class _InputIterator>
  hash_set(_InputIterator __f, _InputIterator __l, size_type __n,
           const hasher& __hf)
    : _M_ht(__n, __hf, key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
# ifdef _STLP_NEEDS_EXTRA_TEMPLATE_CONSTRUCTORS
  template <class _InputIterator>
  hash_set(_InputIterator __f, _InputIterator __l, size_type __n,
           const hasher& __hf, const key_equal& __eql)
    : _M_ht(__n, __hf, __eql, allocator_type())
    { _M_ht.insert_unique(__f, __l); }
#  endif
  template <class _InputIterator>
  hash_set(_InputIterator __f, _InputIterator __l, size_type __n,
           const hasher& __hf, const key_equal& __eql,
           const allocator_type& __a _STLP_ALLOCATOR_TYPE_DFL)
    : _M_ht(__n, __hf, __eql, __a)
    { _M_ht.insert_unique(__f, __l); }
#else

  hash_set(const value_type* __f, const value_type* __l)
    : _M_ht(100, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
  hash_set(const value_type* __f, const value_type* __l, size_type __n)
    : _M_ht(__n, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
  hash_set(const value_type* __f, const value_type* __l, size_type __n,
           const hasher& __hf)
    : _M_ht(__n, __hf, key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
  hash_set(const value_type* __f, const value_type* __l, size_type __n,
           const hasher& __hf, const key_equal& __eql,
           const allocator_type& __a = allocator_type())
    : _M_ht(__n, __hf, __eql, __a)
    { _M_ht.insert_unique(__f, __l); }

  hash_set(const_iterator __f, const_iterator __l)
    : _M_ht(100, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
  hash_set(const_iterator __f, const_iterator __l, size_type __n)
    : _M_ht(__n, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
  hash_set(const_iterator __f, const_iterator __l, size_type __n,
           const hasher& __hf)
    : _M_ht(__n, __hf, key_equal(), allocator_type())
    { _M_ht.insert_unique(__f, __l); }
  hash_set(const_iterator __f, const_iterator __l, size_type __n,
           const hasher& __hf, const key_equal& __eql,
           const allocator_type& __a = allocator_type())
    : _M_ht(__n, __hf, __eql, __a)
    { _M_ht.insert_unique(__f, __l); }
#endif /*_STLP_MEMBER_TEMPLATES */

public:
  size_type size() const { return _M_ht.size(); }
  size_type max_size() const { return _M_ht.max_size(); }
  bool empty() const { return _M_ht.empty(); }
  void swap(_Self& __hs) { _M_ht.swap(__hs._M_ht); }

  iterator begin() const { return _M_ht.begin(); }
  iterator end() const { return _M_ht.end(); }

public:
  pair<iterator, bool> insert(const value_type& __obj)
    {
      pair<_ht_iterator, bool> __p = _M_ht.insert_unique(__obj);
      return pair<iterator,bool>(__REINTERPRET_CAST(const iterator&, __p.first), __p.second);
    }
#ifdef _STLP_MEMBER_TEMPLATES
  template <class _InputIterator>
  void insert(_InputIterator __f, _InputIterator __l) 
    { _M_ht.insert_unique(__f,__l); }
#else
  void insert(const value_type* __f, const value_type* __l) {
    _M_ht.insert_unique(__f,__l);
  }
  void insert(const_iterator __f, const_iterator __l) 
    {_M_ht.insert_unique(__f, __l); }

#endif /*_STLP_MEMBER_TEMPLATES */
  pair<iterator, bool> insert_noresize(const value_type& __obj)
  {
    pair<_ht_iterator, bool> __p = 
      _M_ht.insert_unique_noresize(__obj);
    return pair<iterator, bool>(__p.first, __p.second);
  }

# if defined(_STLP_MEMBER_TEMPLATES) && ! defined ( _STLP_NO_EXTENSIONS )
  template <class _KT>
  iterator find(const _KT& __key) const { return _M_ht.find(__key); }
# else
  iterator find(const key_type& __key) const { return _M_ht.find(__key); }
# endif
  size_type count(const key_type& __key) const { return _M_ht.count(__key); }
  
  pair<iterator, iterator> equal_range(const key_type& __key) const
    { return _M_ht.equal_range(__key); }

  size_type erase(const key_type& __key) {return _M_ht.erase(__key); }
  void erase(iterator __it) { _M_ht.erase(__it); }
  void erase(iterator __f, iterator __l) { _M_ht.erase(__f, __l); }
  void clear() { _M_ht.clear(); }

public:
  void resize(size_type __hint) { _M_ht.resize(__hint); }
  size_type bucket_count() const { return _M_ht.bucket_count(); }
  size_type max_bucket_count() const { return _M_ht.max_bucket_count(); }
  size_type elems_in_bucket(size_type __n) const
    { return _M_ht.elems_in_bucket(__n); }

  static bool _STLP_CALL _M_equal (const _Self& __x, const _Self& __y) {
    return _Ht::_M_equal(__x._M_ht,__y._M_ht);
  }

};

template <class _Value, __DFL_TMPL_PARAM(_HashFcn,hash<_Value>),
          __DFL_TMPL_PARAM(_EqualKey,equal_to<_Value>),
          _STLP_DEFAULT_ALLOCATOR_SELECT(_Value) >
class hash_multiset
{
private:
  typedef hashtable<_Value, _Value, _HashFcn, _Identity<_Value>, 
                    _EqualKey, _Alloc> _Ht;
  typedef hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc> _Self;

public:
  typedef typename _Ht::key_type key_type;
  typedef typename _Ht::value_type value_type;
  typedef typename _Ht::hasher hasher;
  typedef typename _Ht::key_equal key_equal;

  typedef typename _Ht::size_type size_type;
  typedef typename _Ht::difference_type difference_type;
  typedef typename _Ht::pointer       pointer;
  typedef typename _Ht::const_pointer const_pointer;
  typedef typename _Ht::reference reference;
  typedef typename _Ht::const_reference const_reference;

  typedef typename _Ht::const_iterator const_iterator;
  // SunPro bug
  typedef const_iterator iterator;

  typedef typename _Ht::allocator_type allocator_type;

  hasher hash_funct() const { return _M_ht.hash_funct(); }
  key_equal key_eq() const { return _M_ht.key_eq(); }
  allocator_type get_allocator() const { return _M_ht.get_allocator(); }

private:
  _Ht _M_ht;

public:
  hash_multiset()
    : _M_ht(100, hasher(), key_equal(), allocator_type()) {}
  explicit hash_multiset(size_type __n)
    : _M_ht(__n, hasher(), key_equal(), allocator_type()) {}
  hash_multiset(size_type __n, const hasher& __hf)
    : _M_ht(__n, __hf, key_equal(), allocator_type()) {}
  hash_multiset(size_type __n, const hasher& __hf, const key_equal& __eql)
    : _M_ht(__n, __hf, __eql, allocator_type()) {}
  hash_multiset(size_type __n, const hasher& __hf, const key_equal& __eql,
                const allocator_type& __a)
    : _M_ht(__n, __hf, __eql, __a) {}

#ifdef _STLP_MEMBER_TEMPLATES
  template <class _InputIterator>
  hash_multiset(_InputIterator __f, _InputIterator __l)
    : _M_ht(100, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }
  template <class _InputIterator>
  hash_multiset(_InputIterator __f, _InputIterator __l, size_type __n)
    : _M_ht(__n, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }
  template <class _InputIterator>
  hash_multiset(_InputIterator __f, _InputIterator __l, size_type __n,
                const hasher& __hf)
    : _M_ht(__n, __hf, key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }

# ifdef _STLP_NEEDS_EXTRA_TEMPLATE_CONSTRUCTORS
  template <class _InputIterator>
  hash_multiset(_InputIterator __f, _InputIterator __l, size_type __n,
                const hasher& __hf, const key_equal& __eql)
    : _M_ht(__n, __hf, __eql, allocator_type())
    { _M_ht.insert_equal(__f, __l); }
# endif
  template <class _InputIterator>
  hash_multiset(_InputIterator __f, _InputIterator __l, size_type __n,
                const hasher& __hf, const key_equal& __eql,
                const allocator_type& __a _STLP_ALLOCATOR_TYPE_DFL)
    : _M_ht(__n, __hf, __eql, __a)
    { _M_ht.insert_equal(__f, __l); }
#else

  hash_multiset(const value_type* __f, const value_type* __l)
    : _M_ht(100, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }
  hash_multiset(const value_type* __f, const value_type* __l, size_type __n)
    : _M_ht(__n, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }
  hash_multiset(const value_type* __f, const value_type* __l, size_type __n,
                const hasher& __hf)
    : _M_ht(__n, __hf, key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }
  hash_multiset(const value_type* __f, const value_type* __l, size_type __n,
                const hasher& __hf, const key_equal& __eql,
                const allocator_type& __a = allocator_type())
    : _M_ht(__n, __hf, __eql, __a)
    { _M_ht.insert_equal(__f, __l); }

  hash_multiset(const_iterator __f, const_iterator __l)
    : _M_ht(100, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }
  hash_multiset(const_iterator __f, const_iterator __l, size_type __n)
    : _M_ht(__n, hasher(), key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }
  hash_multiset(const_iterator __f, const_iterator __l, size_type __n,
                const hasher& __hf)
    : _M_ht(__n, __hf, key_equal(), allocator_type())
    { _M_ht.insert_equal(__f, __l); }
  hash_multiset(const_iterator __f, const_iterator __l, size_type __n,
                const hasher& __hf, const key_equal& __eql,
                const allocator_type& __a = allocator_type())
    : _M_ht(__n, __hf, __eql, __a)
    { _M_ht.insert_equal(__f, __l); }
#endif /*_STLP_MEMBER_TEMPLATES */

public:
  size_type size() const { return _M_ht.size(); }
  size_type max_size() const { return _M_ht.max_size(); }
  bool empty() const { return _M_ht.empty(); }
  void swap(_Self& hs) { _M_ht.swap(hs._M_ht); }

  iterator begin() const { return _M_ht.begin(); }
  iterator end() const { return _M_ht.end(); }

public:
  iterator insert(const value_type& __obj)
    { return _M_ht.insert_equal(__obj); }
#ifdef _STLP_MEMBER_TEMPLATES
  template <class _InputIterator>
  void insert(_InputIterator __f, _InputIterator __l) 
    { _M_ht.insert_equal(__f,__l); }
#else
  void insert(const value_type* __f, const value_type* __l) {
    _M_ht.insert_equal(__f,__l);
  }
  void insert(const_iterator __f, const_iterator __l) 
    { _M_ht.insert_equal(__f, __l); }
#endif /*_STLP_MEMBER_TEMPLATES */
  iterator insert_noresize(const value_type& __obj)
    { return _M_ht.insert_equal_noresize(__obj); }    

# if defined(_STLP_MEMBER_TEMPLATES) && ! defined ( _STLP_NO_EXTENSIONS )
  template <class _KT>
  iterator find(const _KT& __key) const { return _M_ht.find(__key); }
# else
  iterator find(const key_type& __key) const { return _M_ht.find(__key); }
# endif

  size_type count(const key_type& __key) const { return _M_ht.count(__key); }
  
  pair<iterator, iterator> equal_range(const key_type& __key) const
    { return _M_ht.equal_range(__key); }

  size_type erase(const key_type& __key) {return _M_ht.erase(__key); }
  void erase(iterator __it) { _M_ht.erase(__it); }
  void erase(iterator __f, iterator __l) { _M_ht.erase(__f, __l); }
  void clear() { _M_ht.clear(); }

public:
  void resize(size_type __hint) { _M_ht.resize(__hint); }
  size_type bucket_count() const { return _M_ht.bucket_count(); }
  size_type max_bucket_count() const { return _M_ht.max_bucket_count(); }
  size_type elems_in_bucket(size_type __n) const
    { return _M_ht.elems_in_bucket(__n); }
  static bool _STLP_CALL _M_equal (const _Self& __x, const _Self& __y) {
    return _Ht::_M_equal(__x._M_ht,__y._M_ht);
  }
};

#define _STLP_TEMPLATE_HEADER template <class _Value, class _HashFcn, class _EqualKey, class _Alloc>
#define _STLP_TEMPLATE_CONTAINER hash_set<_Value,_HashFcn,_EqualKey,_Alloc>

#include <stl/_relops_hash_cont.h>

#undef _STLP_TEMPLATE_CONTAINER
#define _STLP_TEMPLATE_CONTAINER hash_multiset<_Value,_HashFcn,_EqualKey,_Alloc>
#include <stl/_relops_hash_cont.h>

#undef _STLP_TEMPLATE_CONTAINER
#undef _STLP_TEMPLATE_HEADER

// Specialization of insert_iterator so that it will work for hash_set
// and hash_multiset.

#ifdef _STLP_CLASS_PARTIAL_SPECIALIZATION

template <class _Value, class _HashFcn, class _EqualKey, class _Alloc>
class insert_iterator<hash_set<_Value, _HashFcn, _EqualKey, _Alloc> > {
protected:
  typedef hash_set<_Value, _HashFcn, _EqualKey, _Alloc> _Container;
  _Container* container;
public:
  typedef _Container          container_type;
  typedef output_iterator_tag iterator_category;
  typedef void                value_type;
  typedef void                difference_type;
  typedef void                pointer;
  typedef void                reference;

  insert_iterator(_Container& __x) : container(&__x) {}
  insert_iterator(_Container& __x, typename _Container::iterator)
    : container(&__x) {}
  insert_iterator<_Container>&
  operator=(const typename _Container::value_type& __val) { 
    container->insert(__val);
    return *this;
  }
  insert_iterator<_Container>& operator*() { return *this; }
  insert_iterator<_Container>& operator++() { return *this; }
  insert_iterator<_Container>& operator++(int) { return *this; }
};

template <class _Value, class _HashFcn, class _EqualKey, class _Alloc>
class insert_iterator<hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc> > {
protected:
  typedef hash_multiset<_Value, _HashFcn, _EqualKey, _Alloc> _Container;
  _Container* container;
  typename _Container::iterator iter;
public:
  typedef _Container          container_type;
  typedef output_iterator_tag iterator_category;
  typedef void                value_type;
  typedef void                difference_type;
  typedef void                pointer;
  typedef void                reference;

  insert_iterator(_Container& __x) : container(&__x) {}
  insert_iterator(_Container& __x, typename _Container::iterator)
    : container(&__x) {}
  insert_iterator<_Container>&
  operator=(const typename _Container::value_type& __val) { 
    container->insert(__val);
    return *this;
  }
  insert_iterator<_Container>& operator*() { return *this; }
  insert_iterator<_Container>& operator++() { return *this; }
  insert_iterator<_Container>& operator++(int) { return *this; }
};

#endif /* _STLP_CLASS_PARTIAL_SPECIALIZATION */
_STLP_END_NAMESPACE

// do a cleanup
#  undef hash_set
#  undef hash_multiset

// provide a uniform way to access full funclionality 
#  define __hash_set__       __FULL_NAME(hash_set)
#  define __hash_multiset__  __FULL_NAME(hash_multiset)

# if defined ( _STLP_USE_WRAPPER_FOR_ALLOC_PARAM )
#  include <stl/wrappers/_hash_set.h>
# endif /*  WRAPPER */

#endif /* _STLP_INTERNAL_HASH_SET_H */

// Local Variables:
// mode:C++
// End:

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Written By
Apriorit Inc
Chief Technology Officer Apriorit Inc.
United States United States
ApriorIT is a software research and development company specializing in cybersecurity and data management technology engineering. We work for a broad range of clients from Fortune 500 technology leaders to small innovative startups building unique solutions.

As Apriorit offers integrated research&development services for the software projects in such areas as endpoint security, network security, data security, embedded Systems, and virtualization, we have strong kernel and driver development skills, huge system programming expertise, and are reals fans of research projects.

Our specialty is reverse engineering, we apply it for security testing and security-related projects.

A separate department of Apriorit works on large-scale business SaaS solutions, handling tasks from business analysis, data architecture design, and web development to performance optimization and DevOps.

Official site: https://www.apriorit.com
Clutch profile: https://clutch.co/profile/apriorit
This is a Organisation

33 members

Written By
Ivan Romanenko
Software Developer Codedgers Inc
Ukraine Ukraine
This member has not yet provided a Biography. Assume it's interesting and varied, and probably something to do with programming.

Written By
Sergey Popenko
Software Developer (Junior) ApriorIT
Ukraine Ukraine
Sergey Popenko.
22 years old.
The Driver Team`s software developer.
Master of the Applied Math faculty, the Dnipropetrovsk National University, Ukraine.

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Posted 21 Jan 2009

Article Copyright 2009 by Apriorit Inc, Ivan Romanenko, Sergey Popenko
Everything else Copyright © CodeProject, 1999-2024

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