3 // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the terms
7 // of the GNU General Public License as published by the Free Software
8 // Foundation; either version 3, or (at your option) any later
11 // This library is distributed in the hope that it will be useful, but
12 // WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // General Public License for more details.
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
27 // Permission to use, copy, modify, sell, and distribute this software
28 // is hereby granted without fee, provided that the above copyright
29 // notice appears in all copies, and that both that copyright notice
30 // and this permission notice appear in supporting documentation. None
31 // of the above authors, nor IBM Haifa Research Laboratories, make any
32 // representation about the suitability of this software for any
33 // purpose. It is provided "as is" without express or implied
37 * @file mod_based_range_hashing.hpp
38 * Contains a range hashing policy base.
41 #ifndef PB_DS_MOD_BASED_RANGE_HASHING_HPP
42 #define PB_DS_MOD_BASED_RANGE_HASHING_HPP
50 #define PB_DS_CLASS_T_DEC \
51 template<typename Size_Type>
53 #define PB_DS_CLASS_C_DEC \
54 mod_based_range_hashing< \
57 template<typename Size_Type>
58 class mod_based_range_hashing
61 typedef Size_Type size_type;
65 swap(PB_DS_CLASS_C_DEC& other);
68 notify_resized(size_type size);
71 range_hash(size_type hash) const;
80 swap(PB_DS_CLASS_C_DEC& other)
82 std::swap(m_size, other.m_size);
88 notify_resized(size_type size)
94 inline typename PB_DS_CLASS_C_DEC::size_type
96 range_hash(size_type hash) const
98 return (hash % m_size);
101 #undef PB_DS_CLASS_T_DEC
102 #undef PB_DS_CLASS_C_DEC
104 } // namespace detail
106 } // namespace __gnu_pbds
108 #endif // #ifndef PB_DS_MOD_BASED_RANGE_HASHING_HPP