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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.