resize_no_store_hash_fn_imps.hpp revision 169691 
1// -*- C++ -*-
2
3// Copyright (C) 2005, 2006 Free Software Foundation, Inc.
4//
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 2, or (at your option) any later
9// version.
10
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.
15
16// You should have received a copy of the GNU General Public License
17// along with this library; see the file COPYING.  If not, write to
18// the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
19// MA 02111-1307, USA.
20
21// As a special exception, you may use this file as part of a free
22// software library without restriction.  Specifically, if other files
23// instantiate templates or use macros or inline functions from this
24// file, or you compile this file and link it with other files to
25// produce an executable, this file does not by itself cause the
26// resulting executable to be covered by the GNU General Public
27// License.  This exception does not however invalidate any other
28// reasons why the executable file might be covered by the GNU General
29// Public License.
30
31// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
32
33// Permission to use, copy, modify, sell, and distribute this software
34// is hereby granted without fee, provided that the above copyright
35// notice appears in all copies, and that both that copyright notice
36// and this permission notice appear in supporting documentation. None
37// of the above authors, nor IBM Haifa Research Laboratories, make any
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40// warranty.
41
42/**
43 * @file resize_no_store_hash_fn_imps.hpp
44 * Contains implementations of cc_ht_map_'s resize related functions, when the
45 *    hash value is not stored.
46 */
47
48PB_DS_CLASS_T_DEC
49inline typename PB_DS_CLASS_C_DEC::entry_pointer
50PB_DS_CLASS_C_DEC::
51resize_imp_no_exceptions_reassign_pointer(entry_pointer p_e, entry_pointer_array a_p_entries_resized, false_type)
52{
53  const size_type hash_pos =
54    ranged_hash_fn_base::operator()(PB_DS_V2F(p_e->m_value));
55
56  entry_pointer const p_next_e = p_e->m_p_next;
57  p_e->m_p_next = a_p_entries_resized[hash_pos];
58  a_p_entries_resized[hash_pos] = p_e;
59  return p_next_e;
60}
61