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102 lines
3.0 KiB
C
102 lines
3.0 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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#ifndef openhash_h__
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#define openhash_h__
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#include "prtypes.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/*******************************************************************************
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* PLOpenhash
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******************************************************************************/
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typedef struct PLOpenhashElement {
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PRUword key;
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void* value;
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} PLOpenhashElement;
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typedef PRUword
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(PR_CALLBACK* PLOpenhashHashFun)(void* context,
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PLOpenhashElement* x);
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typedef PRBool
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(PR_CALLBACK* PLOpenhashEqualFun)(void* context,
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PLOpenhashElement* x, PLOpenhashElement* y);
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typedef void
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(PR_CALLBACK* PLOpenhashDestroyFun)(void* context,
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PLOpenhashElement* x);
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typedef struct PLOpenhashHeader {
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PRUword size;
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PLOpenhashHashFun hash;
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PLOpenhashEqualFun equal;
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PLOpenhashDestroyFun destroy;
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void* context;
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} PLOpenhashHeader;
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typedef struct PLOpenhash {
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PLOpenhashHeader header;
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PLOpenhashElement element[1];
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/* more elements follow */
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} PLOpenhash;
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/******************************************************************************/
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PR_EXTERN(PRStatus)
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PL_OpenhashInit(PLOpenhash* self, PRUint32 initialSize,
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PLOpenhashHashFun hash, PLOpenhashEqualFun equal,
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PLOpenhashDestroyFun del, void* context);
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PR_EXTERN(void)
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PL_OpenhashCleanup(PLOpenhash* self);
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PR_EXTERN(PLOpenhash*)
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PL_NewOpenhash(PRUint32 initialSize,
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PLOpenhashHashFun hash, PLOpenhashEqualFun equal,
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PLOpenhashDestroyFun del, void* context);
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PR_EXTERN(void)
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PL_OpenhashDestroy(PLOpenhash* self);
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PR_EXTERN(void*)
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PL_OpenhashLookup(PLOpenhash* self, PRUword key);
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PR_EXTERN(void)
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PL_OpenhashAdd(PLOpenhash* self, PRUword key, void* value);
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PR_EXTERN(PRStatus)
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PL_OpenhashRemove(PLOpenhash* self, PRUword key);
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PR_EXTERN(void)
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PL_OpenhashEmpty(PLOpenhash* self);
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#define PL_OpenhashSize(self) ((self)->keyCount)
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/******************************************************************************/
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* openhash_h__ */
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/******************************************************************************/
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