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hash.h
1 #ifndef CC_HASH_H
2 #define CC_HASH_H
3 
4 /**************************************************************************\
5  *
6  * This file is part of the Coin 3D visualization library.
7  * Copyright (C) by Kongsberg Oil & Gas Technologies.
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License
11  * ("GPL") version 2 as published by the Free Software Foundation.
12  * See the file LICENSE.GPL at the root directory of this source
13  * distribution for additional information about the GNU GPL.
14  *
15  * For using Coin with software that can not be combined with the GNU
16  * GPL, and for taking advantage of the additional benefits of our
17  * support services, please contact Kongsberg Oil & Gas Technologies
18  * about acquiring a Coin Professional Edition License.
19  *
20  * See http://www.coin3d.org/ for more information.
21  *
22  * Kongsberg Oil & Gas Technologies, Bygdoy Alle 5, 0257 Oslo, NORWAY.
23  * http://www.sim.no/ sales@sim.no coin-support@coin3d.org
24  *
25 \**************************************************************************/
26 
27 /* This interface is OBSOLETE -- please do not use it in your
28  application code, as it will be removed from Coin 3 and onwards. */
29 
30 #include <stdlib.h>
31 #include <Inventor/C/basic.h>
32 
33 #if defined(COIN_INTERNAL) && !defined(COIN_ALLOW_CC_HASH)
34 #error prefer cc_dict over cc_hash for internal code
35 #endif /* COIN_INTERNAL */
36 
37 #ifdef __cplusplus
38 extern "C" {
39 #endif /* __cplusplus */
40 
41  typedef uintptr_t cc_hash_key;
42  typedef struct cc_hash cc_hash;
43  typedef cc_hash_key cc_hash_func(const cc_hash_key key);
44  typedef void cc_hash_apply_func(cc_hash_key key, void * val, void * closure);
45 
46  COIN_DLL_API cc_hash * cc_hash_construct(unsigned int size, float loadfactor);
47  COIN_DLL_API void cc_hash_destruct(cc_hash * ht);
48  COIN_DLL_API void cc_hash_clear(cc_hash * ht);
49 
50  COIN_DLL_API SbBool cc_hash_put(cc_hash * ht, cc_hash_key key, void * val);
51  COIN_DLL_API SbBool cc_hash_get(cc_hash * ht, cc_hash_key key, void ** val);
52  COIN_DLL_API SbBool cc_hash_remove(cc_hash * ht, cc_hash_key key);
53  COIN_DLL_API void cc_hash_apply(cc_hash * ht, cc_hash_apply_func * func, void * closure);
54 
55  COIN_DLL_API unsigned int cc_hash_get_num_elements(cc_hash * ht);
56 
57  COIN_DLL_API void cc_hash_set_hash_func(cc_hash * ht, cc_hash_func * func);
58  COIN_DLL_API void cc_hash_print_stat(cc_hash * ht);
59 
60 /* ********************************************************************** */
61 
62 #ifdef __cplusplus
63 } /* extern "C" */
64 #endif /* __cplusplus */
65 
66 #endif /* ! CC_HASH_H */

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