release/src-rt-6.x.4708/toolchains/hndtools-arm-linux-2.6.36-uclibc-4.5.3/arm-brcm-linux-uclibcgnueabi/include/c++/4.5.3/ext/pb_ds/detail/trie_policy/sample_trie_e_access_traits.hpp

   1 // -*- C++ -*-
   2
   3 // Copyright (C) 2005, 2006, 2009 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 3, 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 // 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.
  19
  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/>.
  24
  25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
  26
  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
  34 // warranty.
  35
  36 /**
  37  * @file sample_trie_e_access_traits.hpp
  38  * Contains a sample probe policy.
  39  */
  40
  41 #ifndef PB_DS_SAMPLE_TRIE_E_ACCESS_TRAITS_HPP
  42 #define PB_DS_SAMPLE_TRIE_E_ACCESS_TRAITS_HPP
  43
  44 // A sample trie element-access traits.
  45 class sample_trie_e_access_traits
  46 {
  47
  48 public:
  49
  50   // Size type.
  51   typedef size_t size_type;
  52
  53   // Key type.
  54   typedef std::string key_type;
  55
  56   // Const key reference type.
  57   typedef
  58   typename Allocator::template rebind<
  59     key_type>::other::const_reference
  60   const_key_reference;
  61
  62   // Element const iterator type.
  63   typedef std::string::const_iterator const_iterator;
  64
  65   // Element type.
  66   typedef char e_type;
  67
  68   enum
  69     {
  70       max_size = 4
  71     };
  72
  73 public:
  74
  75   // Returns a const_iterator to the first element of r_key.
  76   inline static const_iterator
  77   begin(const_key_reference r_key);
  78
  79   // Returns a const_iterator to the after-last element of r_key.
  80   inline static const_iterator
  81   end(const_key_reference r_key);
  82
  83   // Maps an element to a position.
  84   inline static size_type
  85   e_pos(e_type e);
  86
  87 };
  88
  89 #endif // #ifndef PB_DS_SAMPLE_TRIE_E_ACCESS_TRAITS_HPP