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Diffstat (limited to '3rdParty/Boost/src/boost/intrusive/detail/slist_node.hpp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/intrusive/detail/slist_node.hpp | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/intrusive/detail/slist_node.hpp b/3rdParty/Boost/src/boost/intrusive/detail/slist_node.hpp new file mode 100644 index 0000000..9f57d67 --- /dev/null +++ b/3rdParty/Boost/src/boost/intrusive/detail/slist_node.hpp @@ -0,0 +1,145 @@ +///////////////////////////////////////////////////////////////////////////// +// +// (C) Copyright Olaf Krzikalla 2004-2006. +// (C) Copyright Ion Gaztanaga 2006-2013 +// +// 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/intrusive for documentation. +// +///////////////////////////////////////////////////////////////////////////// + +#ifndef BOOST_INTRUSIVE_SLIST_NODE_HPP +#define BOOST_INTRUSIVE_SLIST_NODE_HPP + +#include <boost/intrusive/detail/config_begin.hpp> +#include <boost/intrusive/detail/utilities.hpp> +#include <boost/intrusive/detail/assert.hpp> +#include <boost/intrusive/pointer_traits.hpp> + +namespace boost { +namespace intrusive { + +template<class VoidPointer> +struct slist_node +{ + typedef typename pointer_traits + <VoidPointer>::template rebind_pointer<slist_node>::type node_ptr; + node_ptr next_; +}; + +// slist_node_traits can be used with circular_slist_algorithms and supplies +// a slist_node holding the pointers needed for a singly-linked list +// it is used by slist_base_hook and slist_member_hook +template<class VoidPointer> +struct slist_node_traits +{ + typedef slist_node<VoidPointer> node; + typedef typename pointer_traits + <VoidPointer>::template rebind_pointer<node>::type node_ptr; + typedef typename pointer_traits + <VoidPointer>::template rebind_pointer<const node>::type const_node_ptr; + + static node_ptr get_next(const const_node_ptr & n) + { return n->next_; } + + static node_ptr get_next(const node_ptr & n) + { return n->next_; } + + static void set_next(const node_ptr & n, const node_ptr & next) + { n->next_ = next; } +}; + +// slist_iterator provides some basic functions for a +// node oriented bidirectional iterator: +template<class ValueTraits, bool IsConst> +class slist_iterator +{ + protected: + typedef iiterator + <ValueTraits, IsConst, std::forward_iterator_tag> types_t; + + static const bool stateful_value_traits = types_t::stateful_value_traits; + + typedef ValueTraits value_traits; + typedef typename types_t::node_traits node_traits; + + typedef typename types_t::node node; + typedef typename types_t::node_ptr node_ptr; + typedef typename types_t::const_value_traits_ptr const_value_traits_ptr; + + public: + typedef typename types_t::iterator_traits::difference_type difference_type; + typedef typename types_t::iterator_traits::value_type value_type; + typedef typename types_t::iterator_traits::pointer pointer; + typedef typename types_t::iterator_traits::reference reference; + typedef typename types_t::iterator_traits::iterator_category iterator_category; + + slist_iterator() + {} + + explicit slist_iterator(const node_ptr & nodeptr, const const_value_traits_ptr &traits_ptr) + : members_(nodeptr, traits_ptr) + {} + + slist_iterator(slist_iterator<ValueTraits, false> const& other) + : members_(other.pointed_node(), other.get_value_traits()) + {} + + const node_ptr &pointed_node() const + { return members_.nodeptr_; } + + slist_iterator &operator=(const node_ptr &node) + { members_.nodeptr_ = node; return static_cast<slist_iterator&>(*this); } + + const_value_traits_ptr get_value_traits() const + { return members_.get_ptr(); } + + public: + slist_iterator& operator++() + { + members_.nodeptr_ = node_traits::get_next(members_.nodeptr_); + return static_cast<slist_iterator&> (*this); + } + + slist_iterator operator++(int) + { + slist_iterator result (*this); + members_.nodeptr_ = node_traits::get_next(members_.nodeptr_); + return result; + } + + friend bool operator== (const slist_iterator& l, const slist_iterator& r) + { return l.pointed_node() == r.pointed_node(); } + + friend bool operator!= (const slist_iterator& l, const slist_iterator& r) + { return !(l == r); } + + reference operator*() const + { return *operator->(); } + + pointer operator->() const + { return this->operator_arrow(detail::bool_<stateful_value_traits>()); } + + slist_iterator<ValueTraits, false> unconst() const + { return slist_iterator<ValueTraits, false>(this->pointed_node(), this->get_value_traits()); } + + private: + + pointer operator_arrow(detail::false_) const + { return ValueTraits::to_value_ptr(members_.nodeptr_); } + + pointer operator_arrow(detail::true_) const + { return this->get_value_traits()->to_value_ptr(members_.nodeptr_); } + + iiterator_members<node_ptr, const_value_traits_ptr, stateful_value_traits> members_; +}; + +} //namespace intrusive +} //namespace boost + +#include <boost/intrusive/detail/config_end.hpp> + +#endif //BOOST_INTRUSIVE_SLIST_NODE_HPP |