/usr/include/ITK-4.5/itksys/hash_fun.hxx is in libinsighttoolkit4-dev 4.5.0-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 | /*============================================================================
KWSys - Kitware System Library
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
/*
* Copyright (c) 1996
* Silicon Graphics Computer Systems, Inc.
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Silicon Graphics makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*
* Copyright (c) 1994
* Hewlett-Packard Company
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Hewlett-Packard Company makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
*/
#ifndef itksys_hash_fun_hxx
#define itksys_hash_fun_hxx
#include <itksys/Configure.hxx>
#include <itksys/cstddef> // size_t
#include <itksys/stl/string> // string
namespace itksys
{
template <class _Key> struct hash { };
inline size_t _stl_hash_string(const char* __s)
{
unsigned long __h = 0;
for ( ; *__s; ++__s)
__h = 5*__h + *__s;
return size_t(__h);
}
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<char*> {
size_t operator()(const char* __s) const { return _stl_hash_string(__s); }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<const char*> {
size_t operator()(const char* __s) const { return _stl_hash_string(__s); }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<itksys_stl::string> {
size_t operator()(const itksys_stl::string & __s) const { return _stl_hash_string(__s.c_str()); }
};
#if !defined(__BORLANDC__)
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<const itksys_stl::string> {
size_t operator()(const itksys_stl::string & __s) const { return _stl_hash_string(__s.c_str()); }
};
#endif
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<char> {
size_t operator()(char __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned char> {
size_t operator()(unsigned char __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<signed char> {
size_t operator()(unsigned char __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<short> {
size_t operator()(short __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned short> {
size_t operator()(unsigned short __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<int> {
size_t operator()(int __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned int> {
size_t operator()(unsigned int __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<long> {
size_t operator()(long __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned long> {
size_t operator()(unsigned long __x) const { return __x; }
};
// use long long or __int64
#if 1
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<long long> {
size_t operator()(long long __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned long long> {
size_t operator()(unsigned long long __x) const { return __x; }
};
#elif 0
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<__int64> {
size_t operator()(__int64 __x) const { return __x; }
};
itksys_CXX_DEFINE_SPECIALIZATION
struct hash<unsigned __int64> {
size_t operator()(unsigned __int64 __x) const { return __x; }
};
#endif // use long long or __int64
} // namespace itksys
#endif
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