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>
get_parent_from_member(Member * member,const Member Parent::* ptr_to_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>
get_parent_from_member(const Member * member,const Member Parent::* ptr_to_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