projects / thirdparty / gcc.git / blame
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1 | // -*- C++ -*- |
| 2 | ||
| 8fc81078 | 3 | // Copyright (C) 2005, 2006, 2009, 2010 Free Software Foundation, Inc. |
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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 | |
| 748086b7 | 8 | // Foundation; either version 3, or (at your option) any later |
| 4569a895 AT |
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 | ||
| 748086b7 JJ |
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. | |
| 4569a895 | 19 | |
| 748086b7 JJ |
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/>. | |
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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 | /** | |
| a345e45d | 37 | * @file trie_policy/sample_trie_access_traits.hpp |
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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 | ||
| a345e45d | 44 | namespace __gnu_pbds |
| 4569a895 | 45 | { |
| a345e45d BK |
46 | /// A sample trie element access traits. |
| 47 | struct sample_trie_access_traits | |
| 48 | { | |
| 49 | typedef std::size_t size_type; | |
| 50 | typedef std::string key_type; | |
| 51 | ||
| 52 | typedef typename _Alloc::template rebind<key_type> __rebind_k; | |
| 53 | typedef typename __rebind_k::other::const_reference key_const_reference; | |
| 54 | typedef std::string::const_iterator const_iterator; | |
| 55 | ||
| 56 | // Element type. | |
| 57 | typedef char e_type; | |
| 58 | ||
| 59 | enum | |
| 60 | { | |
| 61 | max_size = 4 | |
| 62 | }; | |
| 63 | ||
| 64 | // Returns a const_iterator to the first element of r_key. | |
| 65 | inline static const_iterator | |
| 66 | begin(key_const_reference); | |
| 67 | ||
| 68 | // Returns a const_iterator to the after-last element of r_key. | |
| 69 | inline static const_iterator | |
| 70 | end(key_const_reference); | |
| 71 | ||
| 72 | // Maps an element to a position. | |
| 73 | inline static size_type | |
| 74 | e_pos(e_type); | |
| 75 | }; | |
| 76 | } | |
| 4569a895 | 77 | #endif // #ifndef PB_DS_SAMPLE_TRIE_E_ACCESS_TRAITS_HPP |