1169691Skan// -*- C++ -*- 2169691Skan 3169691Skan// Copyright (C) 2005, 2006 Free Software Foundation, Inc. 4169691Skan// 5169691Skan// This file is part of the GNU ISO C++ Library. This library is free 6169691Skan// software; you can redistribute it and/or modify it under the terms 7169691Skan// of the GNU General Public License as published by the Free Software 8169691Skan// Foundation; either version 2, or (at your option) any later 9169691Skan// version. 10169691Skan 11169691Skan// This library is distributed in the hope that it will be useful, but 12169691Skan// WITHOUT ANY WARRANTY; without even the implied warranty of 13169691Skan// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14169691Skan// General Public License for more details. 15169691Skan 16169691Skan// You should have received a copy of the GNU General Public License 17169691Skan// along with this library; see the file COPYING. If not, write to 18169691Skan// the Free Software Foundation, 59 Temple Place - Suite 330, Boston, 19169691Skan// MA 02111-1307, USA. 20169691Skan 21169691Skan// As a special exception, you may use this file as part of a free 22169691Skan// software library without restriction. Specifically, if other files 23169691Skan// instantiate templates or use macros or inline functions from this 24169691Skan// file, or you compile this file and link it with other files to 25169691Skan// produce an executable, this file does not by itself cause the 26169691Skan// resulting executable to be covered by the GNU General Public 27169691Skan// License. This exception does not however invalidate any other 28169691Skan// reasons why the executable file might be covered by the GNU General 29169691Skan// Public License. 30169691Skan 31169691Skan// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. 32169691Skan 33169691Skan// Permission to use, copy, modify, sell, and distribute this software 34169691Skan// is hereby granted without fee, provided that the above copyright 35169691Skan// notice appears in all copies, and that both that copyright notice 36169691Skan// and this permission notice appear in supporting documentation. None 37169691Skan// of the above authors, nor IBM Haifa Research Laboratories, make any 38169691Skan// representation about the suitability of this software for any 39169691Skan// purpose. It is provided "as is" without express or implied 40169691Skan// warranty. 41169691Skan 42169691Skan/** 43169691Skan * @file mod_based_range_hashing.hpp 44169691Skan * Contains a range hashing policy base. 45169691Skan */ 46169691Skan 47169691Skan#ifndef PB_DS_MOD_BASED_RANGE_HASHING_HPP 48169691Skan#define PB_DS_MOD_BASED_RANGE_HASHING_HPP 49169691Skan 50169691Skannamespace pb_ds 51169691Skan{ 52169691Skan 53169691Skan namespace detail 54169691Skan { 55169691Skan 56169691Skan#define PB_DS_CLASS_T_DEC \ 57169691Skan template<typename Size_Type> 58169691Skan 59169691Skan#define PB_DS_CLASS_C_DEC \ 60169691Skan mod_based_range_hashing< \ 61169691Skan Size_Type> 62169691Skan 63169691Skan template<typename Size_Type> 64169691Skan class mod_based_range_hashing 65169691Skan { 66169691Skan protected: 67169691Skan typedef Size_Type size_type; 68169691Skan 69169691Skan protected: 70169691Skan void 71169691Skan swap(PB_DS_CLASS_C_DEC& other); 72169691Skan 73169691Skan void 74169691Skan notify_resized(size_type size); 75169691Skan 76169691Skan inline size_type 77169691Skan range_hash(size_type hash) const; 78169691Skan 79169691Skan private: 80169691Skan size_type m_size; 81169691Skan }; 82169691Skan 83169691Skan PB_DS_CLASS_T_DEC 84169691Skan void 85169691Skan PB_DS_CLASS_C_DEC:: 86169691Skan swap(PB_DS_CLASS_C_DEC& other) 87169691Skan { 88169691Skan std::swap(m_size, other.m_size); 89169691Skan } 90169691Skan 91169691Skan PB_DS_CLASS_T_DEC 92169691Skan void 93169691Skan PB_DS_CLASS_C_DEC:: 94169691Skan notify_resized(size_type size) 95169691Skan { 96169691Skan m_size = size; 97169691Skan } 98169691Skan 99169691Skan PB_DS_CLASS_T_DEC 100169691Skan inline typename PB_DS_CLASS_C_DEC::size_type 101169691Skan PB_DS_CLASS_C_DEC:: 102169691Skan range_hash(size_type hash) const 103169691Skan { 104169691Skan return (hash % m_size); 105169691Skan } 106169691Skan 107169691Skan#undef PB_DS_CLASS_T_DEC 108169691Skan#undef PB_DS_CLASS_C_DEC 109169691Skan 110169691Skan } // namespace detail 111169691Skan 112169691Skan} // namespace pb_ds 113169691Skan 114169691Skan#endif // #ifndef PB_DS_MOD_BASED_RANGE_HASHING_HPP 115