0,0 → 1,74 |
// -*- C++ -*- |
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// Copyright (C) 2005-2015 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. |
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// 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/>. |
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// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. |
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// 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. |
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/** |
* @file mod_based_range_hashing.hpp |
* Contains a range hashing policy base. |
*/ |
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#ifndef PB_DS_MOD_BASED_RANGE_HASHING_HPP |
#define PB_DS_MOD_BASED_RANGE_HASHING_HPP |
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namespace __gnu_pbds |
{ |
namespace detail |
{ |
/// Mod based range hashing. |
template<typename Size_Type> |
class mod_based_range_hashing |
{ |
protected: |
typedef Size_Type size_type; |
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void |
swap(mod_based_range_hashing& other) |
{ std::swap(m_size, other.m_size); } |
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void |
notify_resized(size_type s) |
{ m_size = s; } |
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inline size_type |
range_hash(size_type s) const |
{ return s % m_size; } |
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private: |
size_type m_size; |
}; |
} // namespace detail |
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} // namespace __gnu_pbds |
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#endif // #ifndef PB_DS_MOD_BASED_RANGE_HASHING_HPP |