| 1 | /// ----------------------------------------*- mode: C++; -*--
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| 2 | /// @file llhashers.h
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| 3 | /// hash functions for long longs
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| 4 | /// ----------------------------------------------------------
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| 5 | /// $Id: llhashers.h 2872 2008-02-18 10:58:03Z bless $
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| 6 | /// $HeadURL: https://svn.ipv6.tm.uka.de/nsis/protlib/trunk/include/llhashers.h $
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| 7 | // ===========================================================
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| 8 | //
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| 9 | // Copyright (C) 2005-2007, all rights reserved by
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| 10 | // - Institute of Telematics, Universitaet Karlsruhe (TH)
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| 11 | //
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| 12 | // More information and contact:
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| 13 | // https://projekte.tm.uka.de/trac/NSIS
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| 14 | //
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| 15 | // This program is free software; you can redistribute it and/or modify
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| 16 | // it under the terms of the GNU General Public License as published by
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| 17 | // the Free Software Foundation; version 2 of the License
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| 18 | //
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| 19 | // This program is distributed in the hope that it will be useful,
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| 20 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 21 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 22 | // GNU General Public License for more details.
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| 23 | //
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| 24 | // You should have received a copy of the GNU General Public License along
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| 25 | // with this program; if not, write to the Free Software Foundation, Inc.,
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| 26 | // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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| 27 | //
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| 28 | // ===========================================================
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| 29 |
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| 30 | #ifndef PROTLIB_LL_HASHERS_H
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| 31 | #define PROTLIB_LL_HASHERS_H
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| 32 |
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| 33 |
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| 34 | /** @addtogroup hashers Hash function objects
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| 35 | *
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| 36 | * This file contains definitions of hash functions
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| 37 | * for long long (64 bit integers)
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| 38 | *
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| 39 | * @{
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| 40 | */
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| 41 |
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| 42 | namespace __gnu_cxx {
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| 43 |
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| 44 | /// long long int hasher
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| 45 | template <> struct hash<long long> {
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| 46 | inline size_t operator()(long long i) const { return (size_t)i; }
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| 47 | }; // end long long hasher
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| 48 |
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| 49 | /// unsigned long long int hasher
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| 50 | template <> struct hash<unsigned long long> {
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| 51 | inline size_t operator()(unsigned long long i) const { return (size_t)i; }
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| 52 | }; // end unsigned long long hasher
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| 53 |
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| 54 | } // end namespace __gnu_cxx
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| 55 |
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| 56 |
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| 57 | //@}
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| 58 |
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| 59 | #endif
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