mirror of
https://github.com/OpenSpace/OpenSpace.git
synced 2026-02-13 23:20:48 -06:00
100 lines
3.7 KiB
C++
100 lines
3.7 KiB
C++
/**********************************************************************
|
|
* $Id: cpl_hash_set.h fcf615cbf6b2e03db17171af0ebba6da4b4a562d 2016-08-05 17:13:05Z Even 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) 2008-2009, Even Rouault <even dot rouault at mines-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 */
|
|
|
|
/** Opaque type for a hash set */
|
|
typedef struct _CPLHashSet CPLHashSet;
|
|
|
|
/** CPLHashSetHashFunc */
|
|
typedef unsigned long (*CPLHashSetHashFunc)(const void* elt);
|
|
|
|
/** CPLHashSetEqualFunc */
|
|
typedef int (*CPLHashSetEqualFunc)(const void* elt1, const void* elt2);
|
|
|
|
/** CPLHashSetFreeEltFunc */
|
|
typedef void (*CPLHashSetFreeEltFunc)(void* elt);
|
|
|
|
/** CPLHashSetIterEltFunc */
|
|
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);
|
|
|
|
void CPL_DLL CPLHashSetClear(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);
|
|
int CPL_DLL CPLHashSetRemoveDeferRehash(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 */
|