src/mesa/main/hash.h

   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  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  26  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  27  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  28  * OTHER DEALINGS IN THE SOFTWARE.
  29  */
  30
  31
  32 #ifndef HASH_H
  33 #define HASH_H
  34
  35
  36 #include "glheader.h"
  37
  38
  39 extern struct _mesa_HashTable *_mesa_NewHashTable(void);
  40
  41 extern void _mesa_DeleteHashTable(struct _mesa_HashTable *table);
  42
  43 extern void *_mesa_HashLookup(struct _mesa_HashTable *table, GLuint key);
  44
  45 extern void _mesa_HashInsert(struct _mesa_HashTable *table, GLuint key, void *data);
  46
  47 extern void _mesa_HashRemove(struct _mesa_HashTable *table, GLuint key);
  48
  49 extern void
  50 _mesa_HashDeleteAll(struct _mesa_HashTable *table,
  51                     void (*callback)(GLuint key, void *data, void *userData),
  52                     void *userData);
  53
  54 extern void
  55 _mesa_HashWalk(const struct _mesa_HashTable *table,
  56                void (*callback)(GLuint key, void *data, void *userData),
  57                void *userData);
  58
  59 extern void _mesa_HashPrint(const struct _mesa_HashTable *table);
  60
  61 extern GLuint _mesa_HashFindFreeKeyBlock(struct _mesa_HashTable *table, GLuint numKeys);
  62
  63 extern GLuint
  64 _mesa_HashNumEntries(const struct _mesa_HashTable *table);
  65
  66 extern void _mesa_test_hash_functions(void);
  67
  68
  69 #endif