Go to most recent revision | Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
4358 | Serge | 1 | /************************************************************************** |
2 | * |
||
3 | * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. |
||
4 | * All Rights Reserved. |
||
5 | * |
||
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
||
7 | * copy of this software and associated documentation files (the |
||
8 | * "Software"), to deal in the Software without restriction, including |
||
9 | * without limitation the rights to use, copy, modify, merge, publish, |
||
10 | * distribute, sub license, and/or sell copies of the Software, and to |
||
11 | * permit persons to whom the Software is furnished to do so, subject to |
||
12 | * the following conditions: |
||
13 | * |
||
14 | * The above copyright notice and this permission notice (including the |
||
15 | * next paragraph) shall be included in all copies or substantial portions |
||
16 | * of the Software. |
||
17 | * |
||
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
||
19 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
||
20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
||
21 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
||
22 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
||
23 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
||
24 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
||
25 | * |
||
26 | **************************************************************************/ |
||
27 | |||
28 | /** |
||
29 | * General purpose hash table. |
||
30 | * |
||
31 | * @author José Fonseca |
||
32 | */ |
||
33 | |||
34 | #ifndef U_HASH_TABLE_H_ |
||
35 | #define U_HASH_TABLE_H_ |
||
36 | |||
37 | |||
38 | #include "pipe/p_defines.h" |
||
39 | |||
40 | |||
41 | #ifdef __cplusplus |
||
42 | extern "C" { |
||
43 | #endif |
||
44 | |||
45 | |||
46 | /** |
||
47 | * Generic purpose hash table. |
||
48 | */ |
||
49 | struct util_hash_table; |
||
50 | |||
51 | |||
52 | /** |
||
53 | * Create an hash table. |
||
54 | * |
||
55 | * @param hash hash function |
||
56 | * @param compare should return 0 for two equal keys. |
||
57 | */ |
||
58 | struct util_hash_table * |
||
59 | util_hash_table_create(unsigned (*hash)(void *key), |
||
60 | int (*compare)(void *key1, void *key2)); |
||
61 | |||
62 | |||
63 | enum pipe_error |
||
64 | util_hash_table_set(struct util_hash_table *ht, |
||
65 | void *key, |
||
66 | void *value); |
||
67 | |||
68 | void * |
||
69 | util_hash_table_get(struct util_hash_table *ht, |
||
70 | void *key); |
||
71 | |||
72 | |||
73 | void |
||
74 | util_hash_table_remove(struct util_hash_table *ht, |
||
75 | void *key); |
||
76 | |||
77 | |||
78 | void |
||
79 | util_hash_table_clear(struct util_hash_table *ht); |
||
80 | |||
81 | |||
82 | enum pipe_error |
||
83 | util_hash_table_foreach(struct util_hash_table *ht, |
||
84 | enum pipe_error (*callback) |
||
85 | (void *key, void *value, void *data), |
||
86 | void *data); |
||
87 | |||
88 | void |
||
89 | util_hash_table_destroy(struct util_hash_table *ht); |
||
90 | |||
91 | |||
92 | #ifdef __cplusplus |
||
93 | } |
||
94 | #endif |
||
95 | |||
96 | #endif /* U_HASH_TABLE_H_ */ |