1 //////////////////////////////////////////////////////////////////////////////
2 //
3 // (C) Copyright Ion Gaztanaga 2014-2015. Distributed under the Boost
4 // Software License, Version 1.0. (See accompanying file
5 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 //
7 // See http://www.boost.org/libs/container for documentation.
8 //
9 //////////////////////////////////////////////////////////////////////////////
10 #ifndef BOOST_CONTAINER_DETAIL_ITERATOR_TO_RAW_POINTER_HPP
11 #define BOOST_CONTAINER_DETAIL_ITERATOR_TO_RAW_POINTER_HPP
12 
13 #ifndef BOOST_CONFIG_HPP
14 #  include <boost/config.hpp>
15 #endif
16 
17 #if defined(BOOST_HAS_PRAGMA_ONCE)
18 #  pragma once
19 #endif
20 
21 #include <boost/container/detail/iterator.hpp>
22 #include <boost/container/detail/to_raw_pointer.hpp>
23 #include <boost/intrusive/pointer_traits.hpp>
24 
25 namespace boost {
26 namespace container {
27 namespace container_detail {
28 
29 template <class T>
iterator_to_pointer(T * i)30 inline T* iterator_to_pointer(T* i)
31 {  return i; }
32 
33 template <class Iterator>
34 inline typename boost::container::iterator_traits<Iterator>::pointer
iterator_to_pointer(const Iterator & i)35    iterator_to_pointer(const Iterator &i)
36 {  return i.operator->();  }
37 
38 template <class Iterator>
39 struct iterator_to_element_ptr
40 {
41    typedef typename boost::container::iterator_traits<Iterator>::pointer      pointer;
42    typedef typename boost::intrusive::pointer_traits<pointer>::element_type   element_type;
43    typedef element_type* type;
44 };
45 
46 template <class Iterator>
47 inline typename iterator_to_element_ptr<Iterator>::type
iterator_to_raw_pointer(const Iterator & i)48    iterator_to_raw_pointer(const Iterator &i)
49 {
50    return ::boost::intrusive::detail::to_raw_pointer
51       (  ::boost::container::container_detail::iterator_to_pointer(i)   );
52 }
53 
54 }  //namespace container_detail {
55 }  //namespace container {
56 }  //namespace boost {
57 
58 #endif   //#ifndef BOOST_CONTAINER_DETAIL_ITERATOR_TO_RAW_POINTER_HPP
59