/usr/include/gdal/cpl_hash_set.h is in libgdal-dev 1.10.1+dfsg-8+b3.
This file is owned by root:root, with mode 0o644.
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* $Id: cpl_hash_set.h 16029 2009-01-01 19:32:39Z rouault $
*
* Name: cpl_hash_set.h
* Project: CPL - Common Portability Library
* Purpose: Hash set functions.
* Author: Even Rouault, <even dot rouault at mines dash paris dot org>
*
**********************************************************************
* Copyright (c) 2008, Even Rouault, <even dot rouault at mines dash paris dot org>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#ifndef _CPL_HASH_SET_H_INCLUDED
#define _CPL_HASH_SET_H_INCLUDED
#include "cpl_port.h"
/**
* \file cpl_hash_set.h
*
* Hash set implementation.
*
* An hash set is a data structure that holds elements that are unique
* according to a comparison function. Operations on the hash set, such as
* insertion, removal or lookup, are supposed to be fast if an efficient
* "hash" function is provided.
*/
CPL_C_START
/* Types */
typedef struct _CPLHashSet CPLHashSet;
typedef unsigned long (*CPLHashSetHashFunc)(const void* elt);
typedef int (*CPLHashSetEqualFunc)(const void* elt1, const void* elt2);
typedef void (*CPLHashSetFreeEltFunc)(void* elt);
typedef int (*CPLHashSetIterEltFunc)(void* elt, void* user_data);
/* Functions */
CPLHashSet CPL_DLL * CPLHashSetNew(CPLHashSetHashFunc fnHashFunc,
CPLHashSetEqualFunc fnEqualFunc,
CPLHashSetFreeEltFunc fnFreeEltFunc);
void CPL_DLL CPLHashSetDestroy(CPLHashSet* set);
int CPL_DLL CPLHashSetSize(const CPLHashSet* set);
void CPL_DLL CPLHashSetForeach(CPLHashSet* set,
CPLHashSetIterEltFunc fnIterFunc,
void* user_data);
int CPL_DLL CPLHashSetInsert(CPLHashSet* set, void* elt);
void CPL_DLL * CPLHashSetLookup(CPLHashSet* set, const void* elt);
int CPL_DLL CPLHashSetRemove(CPLHashSet* set, const void* elt);
unsigned long CPL_DLL CPLHashSetHashPointer(const void* elt);
int CPL_DLL CPLHashSetEqualPointer(const void* elt1, const void* elt2);
unsigned long CPL_DLL CPLHashSetHashStr(const void * pszStr);
int CPL_DLL CPLHashSetEqualStr(const void* pszStr1, const void* pszStr2);
CPL_C_END
#endif /* _CPL_HASH_SET_H_INCLUDED */
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