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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 #ifndef U_KEYMAP_H
29 #define U_KEYMAP_H
30 
31 #include "pipe/p_compiler.h"
32 
33 
34 /** opaque keymap type */
35 struct keymap;
36 
37 
38 /** Delete/callback function type */
39 typedef void (*keymap_delete_func)(const struct keymap *map,
40                                    const void *key, void *data,
41                                    void *user);
42 
43 
44 extern struct keymap *
45 util_new_keymap(unsigned keySize, unsigned maxEntries,
46                 keymap_delete_func deleteFunc);
47 
48 extern void
49 util_delete_keymap(struct keymap *map, void *user);
50 
51 extern boolean
52 util_keymap_insert(struct keymap *map, const void *key,
53                    const void *data, void *user);
54 
55 extern const void *
56 util_keymap_lookup(const struct keymap *map, const void *key);
57 
58 extern void
59 util_keymap_remove(struct keymap *map, const void *key, void *user);
60 
61 extern void
62 util_keymap_remove_all(struct keymap *map, void *user);
63 
64 extern void
65 util_keymap_info(const struct keymap *map);
66 
67 
68 #endif /* U_KEYMAP_H */
69