diff options
Diffstat (limited to 'src/3rdparty/libtiff/libtiff/tif_hash_set.h')
-rw-r--r-- | src/3rdparty/libtiff/libtiff/tif_hash_set.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/3rdparty/libtiff/libtiff/tif_hash_set.h b/src/3rdparty/libtiff/libtiff/tif_hash_set.h new file mode 100644 index 0000000..1a3f8da --- /dev/null +++ b/src/3rdparty/libtiff/libtiff/tif_hash_set.h @@ -0,0 +1,100 @@ +/********************************************************************** + * $Id$ + * + * Name: tif_hash_set.h + * Project: TIFF - Common Portability Library + * Purpose: Hash set functions. + * Author: Even Rouault, <even dot rouault at spatialys.com> + * + ********************************************************************** + * Copyright (c) 2008-2009, Even Rouault <even dot rouault at spatialys.com> + * + * 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 TIFF_HASH_SET_H_INCLUDED +#define TIFF_HASH_SET_H_INCLUDED + +#include <stdbool.h> + +/** + * \file tif_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. + */ + +#ifdef __cplusplus +extern "C" +{ +#endif + + /* Types */ + + /** Opaque type for a hash set */ + typedef struct _TIFFHashSet TIFFHashSet; + + /** TIFFHashSetHashFunc */ + typedef unsigned long (*TIFFHashSetHashFunc)(const void *elt); + + /** TIFFHashSetEqualFunc */ + typedef bool (*TIFFHashSetEqualFunc)(const void *elt1, const void *elt2); + + /** TIFFHashSetFreeEltFunc */ + typedef void (*TIFFHashSetFreeEltFunc)(void *elt); + + /* Functions */ + + TIFFHashSet *TIFFHashSetNew(TIFFHashSetHashFunc fnHashFunc, + TIFFHashSetEqualFunc fnEqualFunc, + TIFFHashSetFreeEltFunc fnFreeEltFunc); + + void TIFFHashSetDestroy(TIFFHashSet *set); + +#ifdef notused + void TIFFHashSetClear(TIFFHashSet *set); + + int TIFFHashSetSize(const TIFFHashSet *set); + + /** TIFFHashSetIterEltFunc */ + typedef int (*TIFFHashSetIterEltFunc)(void *elt, void *user_data); + + void TIFFHashSetForeach(TIFFHashSet *set, TIFFHashSetIterEltFunc fnIterFunc, + void *user_data); +#endif + + bool TIFFHashSetInsert(TIFFHashSet *set, void *elt); + + void *TIFFHashSetLookup(TIFFHashSet *set, const void *elt); + + bool TIFFHashSetRemove(TIFFHashSet *set, const void *elt); + +#ifdef notused + bool TIFFHashSetRemoveDeferRehash(TIFFHashSet *set, const void *elt); +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* TIFF_HASH_SET_H_INCLUDED */ |