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88 lines
2.8 KiB
C
88 lines
2.8 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/*******************************************************************************
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S P O R T M O D E L
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_____
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____/_____\____
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/__o____o____o__\ __
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\_______________/ (@@)/
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/\_____|_____/\ x~[]~
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~~~~~~~~~~~/~~~~~~~|~~~~~~~\~~~~~~~~/\~~~~~~~~~
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Advanced Technology Garbage Collector
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Copyright (c) 1997 Netscape Communications, Inc. All rights reserved.
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Recovered by: Warren Harris
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*******************************************************************************/
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#ifndef __SMHASH__
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#define __SMHASH__
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#include "smobj.h"
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SM_BEGIN_EXTERN_C
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/******************************************************************************/
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typedef struct SMHashEntry {
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PRUword key;
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SMObject* value;
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} SMHashEntry;
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typedef struct SMHashTable {
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SMArrayStruct array;
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SMHashEntry entry[1];
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/* other hash table entries follow */
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} SMHashTable;
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#define SM_HASHTABLE_ENTRIES(ht) (&(ht)->entry0)
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#define SM_HASHTABLE_SIZES 32
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extern PRUword sm_HashPrimes[SM_HASHTABLE_SIZES];
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extern PRUword sm_HashMasks[SM_HASHTABLE_SIZES];
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#define SM_HASHTABLE_HASH1(ht, k) \
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(((k) * sm_HashPrimes[ht->inherit.size]) & sm_HashMasks[ht->inherit.size])
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#define SM_HASHTABLE_HASH2(h) \
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(((h) >> sm_HashMasks[ht->inherit.size - 1]) | 1)
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/******************************************************************************/
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SM_EXTERN(SMHashTable*)
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SM_NewHashTable(PRUword initialSize, PRUword maxSize);
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SM_EXTERN(SMObject*)
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SM_HashTableLookup(SMHashTable* self, PRUword key);
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SM_EXTERN(void)
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SM_HashTableInsert(SMHashTable* self, PRUword key, SMObject* value);
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SM_EXTERN(SMObject*)
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SM_HashTableRemove(SMHashTable* self, PRUword key);
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SM_EXTERN(SMObject*)
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SM_HashTableDelete(SMHashTable* self, PRUword key);
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/******************************************************************************/
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SM_END_EXTERN_C
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#endif /* __SMHASH__ */
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/******************************************************************************/
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