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 |
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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 | ||
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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 | |
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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 | /** | |
| 37 | * @file sample_ranged_probe_fn.hpp | |
| 38 | * Contains a ranged probe policy. | |
| 39 | */ | |
| 40 | ||
| 41 | #ifndef PB_DS_SAMPLE_RANGED_PROBE_FN_HPP | |
| 42 | #define PB_DS_SAMPLE_RANGED_PROBE_FN_HPP | |
| 43 | ||
| 44 | // A sample ranged-probe functor. | |
| 45 | class sample_ranged_probe_fn | |
| 46 | { | |
| 47 | ||
| 48 | public: | |
| 49 | ||
| 50 | // Size type. | |
| 8fc81078 | 51 | typedef std::size_t size_type; |
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52 | |
| 53 | public: | |
| 54 | ||
| 55 | // Default constructor. | |
| 56 | sample_ranged_probe_fn(); | |
| 57 | ||
| 58 | // Copy constructor. | |
| 59 | sample_ranged_probe_fn(const sample_ranged_probe_fn& other); | |
| 60 | ||
| 61 | // Swaps content. | |
| 62 | inline void | |
| 63 | swap(sample_ranged_probe_fn& other); | |
| 64 | ||
| 65 | protected: | |
| 66 | ||
| 67 | // Notifies the policy object that the container's __size has changed to size. | |
| 68 | void | |
| 69 | notify_resized(size_type size); | |
| 70 | ||
| 71 | // Transforms the const key reference r_key into the i-th position within the table. This method is called for each collision within the probe sequence. | |
| 72 | inline size_type | |
| 8fc81078 | 73 | operator()(const_key_reference r_key, std::size_t hash, size_type i) const; |
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74 | |
| 75 | }; | |
| 76 | ||
| 77 | #endif // #ifndef PB_DS_SAMPLE_RANGED_PROBE_FN_HPP |