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Diffstat (limited to 'boost/container/detail/iterator_to_raw_pointer.hpp')
-rw-r--r-- | boost/container/detail/iterator_to_raw_pointer.hpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/boost/container/detail/iterator_to_raw_pointer.hpp b/boost/container/detail/iterator_to_raw_pointer.hpp new file mode 100644 index 0000000000..83736d8bb1 --- /dev/null +++ b/boost/container/detail/iterator_to_raw_pointer.hpp @@ -0,0 +1,58 @@ +////////////////////////////////////////////////////////////////////////////// +// +// (C) Copyright Ion Gaztanaga 2014-2015. Distributed under the Boost +// Software License, Version 1.0. (See accompanying file +// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// +// See http://www.boost.org/libs/container for documentation. +// +////////////////////////////////////////////////////////////////////////////// +#ifndef BOOST_CONTAINER_DETAIL_ITERATOR_TO_RAW_POINTER_HPP +#define BOOST_CONTAINER_DETAIL_ITERATOR_TO_RAW_POINTER_HPP + +#ifndef BOOST_CONFIG_HPP +# include <boost/config.hpp> +#endif + +#if defined(BOOST_HAS_PRAGMA_ONCE) +# pragma once +#endif + +#include <boost/container/detail/iterator.hpp> +#include <boost/container/detail/to_raw_pointer.hpp> +#include <boost/intrusive/pointer_traits.hpp> + +namespace boost { +namespace container { +namespace container_detail { + +template <class T> +inline T* iterator_to_pointer(T* i) +{ return i; } + +template <class Iterator> +inline typename boost::container::iterator_traits<Iterator>::pointer + iterator_to_pointer(const Iterator &i) +{ return i.operator->(); } + +template <class Iterator> +struct iterator_to_element_ptr +{ + typedef typename boost::container::iterator_traits<Iterator>::pointer pointer; + typedef typename boost::intrusive::pointer_traits<pointer>::element_type element_type; + typedef element_type* type; +}; + +template <class Iterator> +inline typename iterator_to_element_ptr<Iterator>::type + iterator_to_raw_pointer(const Iterator &i) +{ + return ::boost::intrusive::detail::to_raw_pointer + ( ::boost::container::container_detail::iterator_to_pointer(i) ); +} + +} //namespace container_detail { +} //namespace container { +} //namespace boost { + +#endif //#ifndef BOOST_CONTAINER_DETAIL_ITERATOR_TO_RAW_POINTER_HPP |