1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // |
3 | // (C) Copyright Ion Gaztanaga 2010-2013 |
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 | #ifndef BOOST_INTRUSIVE_PARENT_FROM_MEMBER_HPP |
13 | #define BOOST_INTRUSIVE_PARENT_FROM_MEMBER_HPP |
14 | |
15 | #include <boost/intrusive/detail/config_begin.hpp> |
16 | #include <boost/intrusive/intrusive_fwd.hpp> |
17 | |
18 | #include <boost/intrusive/detail/parent_from_member.hpp> |
19 | |
20 | #if defined(BOOST_HAS_PRAGMA_ONCE) |
21 | # pragma once |
22 | #endif |
23 | |
24 | namespace boost { |
25 | namespace intrusive { |
26 | |
27 | //! Given a pointer to a member and its corresponding pointer to data member, |
28 | //! this function returns the pointer of the parent containing that member. |
29 | //! Note: this function does not work with pointer to members that rely on |
30 | //! virtual inheritance. |
31 | template<class Parent, class Member> |
32 | inline Parent *get_parent_from_member(Member *member, const Member Parent::* ptr_to_member) |
33 | { return ::boost::intrusive::detail::parent_from_member(member, ptr_to_member); } |
34 | |
35 | //! Given a const pointer to a member and its corresponding const pointer to data member, |
36 | //! this function returns the const pointer of the parent containing that member. |
37 | //! Note: this function does not work with pointer to members that rely on |
38 | //! virtual inheritance. |
39 | template<class Parent, class Member> |
40 | inline const Parent *get_parent_from_member(const Member *member, const Member Parent::* ptr_to_member) |
41 | { return ::boost::intrusive::detail::parent_from_member(member, ptr_to_member); } |
42 | |
43 | } //namespace intrusive { |
44 | } //namespace boost { |
45 | |
46 | #include <boost/intrusive/detail/config_end.hpp> |
47 | |
48 | #endif //#ifndef BOOST_INTRUSIVE_PARENT_FROM_MEMBER_HPP |
49 | |