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