/usr/include/crystalspace-2.0/csutil/weakrefhash.h is in libcrystalspace-dev 2.0+dfsg-1build1.
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 | /*
Copyright (C) 2003 by Mat Sutcliffe <oktal@gmx.co.uk>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __CS_UTIL_WEAKREFHASH_H__
#define __CS_UTIL_WEAKREFHASH_H__
#include "csutil/hash.h"
#include "csutil/weakref.h"
/**
* A hash table class, to be used with csWeakRef<> as the value type.
*/
template <class T, class K = unsigned int,
class ArrayMemoryAlloc = CS::Memory::AllocatorMalloc>
class csWeakRefHash :
public csHash<csWeakRef<T>, K,
ArrayMemoryAlloc,
csArraySafeCopyElementHandler<CS::Container::HashElement<
csWeakRef<T>, K> > >
{
public:
typedef csHash<csWeakRef<T>, K,
ArrayMemoryAlloc, csArraySafeCopyElementHandler<
CS::Container::HashElement<csWeakRef<T>, K> > > SuperClass;
csWeakRefHash (size_t size = 23, size_t grow_rate = 5,
size_t max_size = 20000)
: SuperClass(size, grow_rate, max_size)
{
}
/// Copy constructor.
csWeakRefHash (const csWeakRefHash<csWeakRef<T>, K, ArrayMemoryAlloc> &o) :
SuperClass(o) {}
/**
* Compacts the hash by removing entries which have been deleted.
*/
void Compact()
{
for(size_t i=0; i<this->Elements.GetSize(); i++)
{
typename SuperClass::ElementArray& values = this->Elements[i];
for (size_t j = values.GetSize(); j > 0; j--)
{
const size_t idx = j - 1;
if(csComparator<csWeakRef<T>, csWeakRef<T> >::Compare (
values[idx].GetValue(), NULL) == 0)
{
values.DeleteIndexFast(idx);
this->Size--;
}
}
}
}
};
#endif // __CS_UTIL_WEAKREFHASH_H__
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