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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // | |
3 | // (C) Copyright Ion Gaztanaga 2006-2014 | |
4 | // | |
5 | // Distributed under the Boost Software License, Version 1.0. | |
6 | // (See accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | // | |
9 | // See http://www.boost.org/libs/intrusive for documentation. | |
10 | // | |
11 | ///////////////////////////////////////////////////////////////////////////// | |
12 | ||
13 | #ifndef BOOST_INTRUSIVE_DETAIL_UNCAST_HPP | |
14 | #define BOOST_INTRUSIVE_DETAIL_UNCAST_HPP | |
15 | ||
16 | #ifndef BOOST_CONFIG_HPP | |
17 | # include <boost/config.hpp> | |
18 | #endif | |
19 | ||
20 | #if defined(BOOST_HAS_PRAGMA_ONCE) | |
21 | # pragma once | |
22 | #endif | |
23 | ||
24 | #include <boost/intrusive/detail/config_begin.hpp> | |
25 | #include <boost/intrusive/pointer_traits.hpp> | |
26 | #include <boost/intrusive/detail/mpl.hpp> | |
27 | ||
28 | namespace boost { | |
29 | namespace intrusive { | |
30 | namespace detail { | |
31 | ||
32 | template<class ConstNodePtr> | |
33 | struct uncast_types | |
34 | { | |
35 | typedef typename pointer_traits<ConstNodePtr>::element_type element_type; | |
36 | typedef typename remove_const<element_type>::type non_const_type; | |
37 | typedef typename pointer_traits<ConstNodePtr>:: | |
38 | template rebind_pointer<non_const_type>::type non_const_pointer; | |
39 | typedef pointer_traits<non_const_pointer> non_const_traits; | |
40 | }; | |
41 | ||
42 | template<class ConstNodePtr> | |
43 | static typename uncast_types<ConstNodePtr>::non_const_pointer | |
44 | uncast(const ConstNodePtr & ptr) | |
45 | { | |
46 | return uncast_types<ConstNodePtr>::non_const_traits::const_cast_from(ptr); | |
47 | } | |
48 | ||
49 | } //namespace detail { | |
50 | } //namespace intrusive | |
51 | } //namespace boost | |
52 | ||
53 | #include <boost/intrusive/detail/config_end.hpp> | |
54 | ||
55 | #endif //BOOST_INTRUSIVE_DETAIL_UTILITIES_HPP |