summaryrefslogtreecommitdiffstats
path: root/src/glsl/hash_table.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/glsl/hash_table.h')
-rw-r--r--src/glsl/hash_table.h125
1 files changed, 0 insertions, 125 deletions
diff --git a/src/glsl/hash_table.h b/src/glsl/hash_table.h
deleted file mode 100644
index b9dd343dee9..00000000000
--- a/src/glsl/hash_table.h
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- * Copyright © 2008 Intel Corporation
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-/**
- * \file hash_table.h
- * \brief Implementation of a generic, opaque hash table data type.
- *
- * \author Ian Romanick <[email protected]>
- */
-
-#ifndef HASH_TABLE_H
-#define HASH_TABLE_H
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <string.h>
-
-struct hash_table;
-
-typedef unsigned (*hash_func_t)(const void *key);
-typedef int (*hash_compare_func_t)(const void *key1, const void *key2);
-
-/**
- * Hash table constructor
- *
- * Creates a hash table with the specified number of buckets. The supplied
- * \c hash and \c compare routines are used when adding elements to the table
- * and when searching for elements in the table.
- *
- * \param num_buckets Number of buckets (bins) in the hash table.
- * \param hash Function used to compute hash value of input keys.
- * \param compare Function used to compare keys.
- */
-extern struct hash_table *hash_table_ctor(unsigned num_buckets,
- hash_func_t hash, hash_compare_func_t compare);
-
-
-/**
- * Release all memory associated with a hash table
- *
- * \warning
- * This function cannot release memory occupied either by keys or data.
- */
-extern void hash_table_dtor(struct hash_table *ht);
-
-
-/**
- * Flush all entries from a hash table
- *
- * \param ht Table to be cleared of its entries.
- */
-extern void hash_table_clear(struct hash_table *ht);
-
-
-/**
- * Search a hash table for a specific element
- *
- * \param ht Table to be searched
- * \param key Key of the desired element
- *
- * \return
- * The \c data value supplied to \c hash_table_insert when the element with
- * the matching key was added. If no matching key exists in the table,
- * \c NULL is returned.
- */
-extern void *hash_table_find(struct hash_table *ht, const void *key);
-
-
-/**
- * Add an element to a hash table
- */
-extern void hash_table_insert(struct hash_table *ht, void *data,
- const void *key);
-
-
-/**
- * Compute hash value of a string
- *
- * Computes the hash value of a string using the DJB2 algorithm developed by
- * Professor Daniel J. Bernstein. It was published on comp.lang.c once upon
- * a time. I was unable to find the original posting in the archives.
- *
- * \param key Pointer to a NUL terminated string to be hashed.
- *
- * \sa hash_table_string_compare
- */
-extern unsigned hash_table_string_hash(const void *key);
-
-
-/**
- * Compare two strings used as keys
- *
- * This is just a macro wrapper around \c strcmp.
- *
- * \sa hash_table_string_hash
- */
-#define hash_table_string_compare ((hash_compare_func_t) strcmp)
-
-#ifdef __cplusplus
-};
-#endif
-
-#endif /* HASH_TABLE_H */