--- /dev/null
+// -*- C++ -*-
+
+// Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library. This library is free
+// software; you can redistribute it and/or modify it under the terms
+// of the GNU General Public License as published by the Free Software
+// Foundation; either version 3, or (at your option) any later
+// version.
+
+// This library is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+// <http://www.gnu.org/licenses/>.
+
+// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
+
+// Permission to use, copy, modify, sell, and distribute this software
+// is hereby granted without fee, provided that the above copyright
+// notice appears in all copies, and that both that copyright notice
+// and this permission notice appear in supporting documentation. None
+// of the above authors, nor IBM Haifa Research Laboratories, make any
+// representation about the suitability of this software for any
+// purpose. It is provided "as is" without express or implied
+// warranty.
+
+/**
+ * @file bin_search_tree_/traits.hpp
+ * Contains an implementation for bin_search_tree_.
+ */
+
+#ifndef PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP
+#define PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP
+
+#include <ext/pb_ds/detail/bin_search_tree_/point_iterators.hpp>
+#include <ext/pb_ds/detail/bin_search_tree_/node_iterators.hpp>
+
+namespace __gnu_pbds
+{
+ namespace detail
+ {
+ /// Binary search tree traits, primary template
+ /// @ingroup traits
+ template<typename Key,
+ typename Mapped,
+ class Cmp_Fn,
+ template<typename Node_CItr,
+ class Node_Itr,
+ class Cmp_Fn,
+ typename _Alloc>
+ class Node_Update,
+ class Node,
+ typename _Alloc>
+ struct bin_search_tree_traits
+ {
+ private:
+ typedef types_traits<Key, Mapped, _Alloc, false> type_traits;
+
+ public:
+ typedef Node node;
+
+ typedef
+ bin_search_tree_const_it_<
+ typename _Alloc::template rebind<
+ node>::other::pointer,
+ typename type_traits::value_type,
+ typename type_traits::pointer,
+ typename type_traits::const_pointer,
+ typename type_traits::reference,
+ typename type_traits::const_reference,
+ true,
+ _Alloc>
+ point_const_iterator;
+
+ typedef
+ bin_search_tree_it_<
+ typename _Alloc::template rebind<
+ node>::other::pointer,
+ typename type_traits::value_type,
+ typename type_traits::pointer,
+ typename type_traits::const_pointer,
+ typename type_traits::reference,
+ typename type_traits::const_reference,
+ true,
+ _Alloc>
+ point_iterator;
+
+ typedef
+ bin_search_tree_const_it_<
+ typename _Alloc::template rebind<
+ node>::other::pointer,
+ typename type_traits::value_type,
+ typename type_traits::pointer,
+ typename type_traits::const_pointer,
+ typename type_traits::reference,
+ typename type_traits::const_reference,
+ false,
+ _Alloc>
+ const_reverse_iterator;
+
+ typedef
+ bin_search_tree_it_<
+ typename _Alloc::template rebind<
+ node>::other::pointer,
+ typename type_traits::value_type,
+ typename type_traits::pointer,
+ typename type_traits::const_pointer,
+ typename type_traits::reference,
+ typename type_traits::const_reference,
+ false,
+ _Alloc>
+ reverse_iterator;
+
+ /// This is an iterator to an iterator: it iterates over nodes,
+ /// and de-referencing it returns one of the tree's iterators.
+ typedef
+ bin_search_tree_const_node_it_<
+ Node,
+ point_const_iterator,
+ point_iterator,
+ _Alloc>
+ node_const_iterator;
+
+ typedef
+ bin_search_tree_node_it_<
+ Node,
+ point_const_iterator,
+ point_iterator,
+ _Alloc>
+ node_iterator;
+
+ typedef
+ Node_Update<
+ node_const_iterator,
+ node_iterator,
+ Cmp_Fn,
+ _Alloc>
+ node_update;
+
+ typedef
+ __gnu_pbds::null_node_update<
+ node_const_iterator,
+ node_iterator,
+ Cmp_Fn,
+ _Alloc>*
+ null_node_update_pointer;
+ };
+
+ /// Specialization.
+ /// @ingroup traits
+ template<typename Key,
+ class Cmp_Fn,
+ template<typename Node_CItr,
+ class Node_Itr,
+ class Cmp_Fn,
+ typename _Alloc>
+ class Node_Update,
+ class Node,
+ typename _Alloc>
+ struct bin_search_tree_traits<
+ Key,
+ null_type,
+ Cmp_Fn,
+ Node_Update,
+ Node,
+ _Alloc>
+ {
+ private:
+ typedef types_traits<Key, null_type, _Alloc, false> type_traits;
+
+ public:
+ typedef Node node;
+
+ typedef
+ bin_search_tree_const_it_<
+ typename _Alloc::template rebind<
+ node>::other::pointer,
+ typename type_traits::value_type,
+ typename type_traits::pointer,
+ typename type_traits::const_pointer,
+ typename type_traits::reference,
+ typename type_traits::const_reference,
+ true,
+ _Alloc>
+ point_const_iterator;
+
+ typedef point_const_iterator point_iterator;
+
+ typedef
+ bin_search_tree_const_it_<
+ typename _Alloc::template rebind<
+ node>::other::pointer,
+ typename type_traits::value_type,
+ typename type_traits::pointer,
+ typename type_traits::const_pointer,
+ typename type_traits::reference,
+ typename type_traits::const_reference,
+ false,
+ _Alloc>
+ const_reverse_iterator;
+
+ typedef const_reverse_iterator reverse_iterator;
+
+ /// This is an iterator to an iterator: it iterates over nodes,
+ /// and de-referencing it returns one of the tree's iterators.
+ typedef
+ bin_search_tree_const_node_it_<
+ Node,
+ point_const_iterator,
+ point_iterator,
+ _Alloc>
+ node_const_iterator;
+
+ typedef node_const_iterator node_iterator;
+
+ typedef
+ Node_Update<node_const_iterator, node_iterator, Cmp_Fn, _Alloc>
+ node_update;
+
+ typedef
+ __gnu_pbds::null_node_update<
+ node_const_iterator,
+ node_iterator,
+ Cmp_Fn,
+ _Alloc>*
+ null_node_update_pointer;
+ };
+
+ } // namespace detail
+} // namespace __gnu_pbds
+
+#endif // #ifndef PB_DS_BIN_SEARCH_TREE_NODE_AND_IT_TRAITS_HPP
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