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  1. /**
  2.  * \file hash.h
  3.  * Generic hash table.
  4.  */
  5.  
  6. /*
  7.  * Mesa 3-D graphics library
  8.  * Version:  6.5.1
  9.  *
  10.  * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
  11.  *
  12.  * Permission is hereby granted, free of charge, to any person obtaining a
  13.  * copy of this software and associated documentation files (the "Software"),
  14.  * to deal in the Software without restriction, including without limitation
  15.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  16.  * and/or sell copies of the Software, and to permit persons to whom the
  17.  * Software is furnished to do so, subject to the following conditions:
  18.  *
  19.  * The above copyright notice and this permission notice shall be included
  20.  * in all copies or substantial portions of the Software.
  21.  *
  22.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  23.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  24.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  25.  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  26.  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  27.  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28.  */
  29.  
  30.  
  31. #ifndef HASH_H
  32. #define HASH_H
  33.  
  34.  
  35. #include "glheader.h"
  36.  
  37.  
  38. extern struct _mesa_HashTable *_mesa_NewHashTable(void);
  39.  
  40. extern void _mesa_DeleteHashTable(struct _mesa_HashTable *table);
  41.  
  42. extern void *_mesa_HashLookup(struct _mesa_HashTable *table, GLuint key);
  43.  
  44. extern void _mesa_HashInsert(struct _mesa_HashTable *table, GLuint key, void *data);
  45.  
  46. extern void _mesa_HashRemove(struct _mesa_HashTable *table, GLuint key);
  47.  
  48. extern void
  49. _mesa_HashDeleteAll(struct _mesa_HashTable *table,
  50.                     void (*callback)(GLuint key, void *data, void *userData),
  51.                     void *userData);
  52.  
  53. extern void
  54. _mesa_HashWalk(const struct _mesa_HashTable *table,
  55.                void (*callback)(GLuint key, void *data, void *userData),
  56.                void *userData);
  57.  
  58. extern GLuint _mesa_HashFirstEntry(struct _mesa_HashTable *table);
  59.  
  60. extern GLuint _mesa_HashNextEntry(const struct _mesa_HashTable *table, GLuint key);
  61.  
  62. extern void _mesa_HashPrint(const struct _mesa_HashTable *table);
  63.  
  64. extern GLuint _mesa_HashFindFreeKeyBlock(struct _mesa_HashTable *table, GLuint numKeys);
  65.  
  66. extern void _mesa_test_hash_functions(void);
  67.  
  68.  
  69. #endif
  70.