55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
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//////////////////////////////////////////////////////////////////////
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// Hash.h: interface for the CHash class.
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//
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// Created by JOEM 03-2000
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// Copyright (C) 2000 Microsoft Corporation
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// All Rights Reserved
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//
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/////////////////////////////////////////////////////// JOEM 3-2000 //
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#if !defined(AFX_HASH_H__4D944890_12DA_4329_9B53_48B185627578__INCLUDED_)
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#define AFX_HASH_H__4D944890_12DA_4329_9B53_48B185627578__INCLUDED_
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#if _MSC_VER > 1000
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#pragma once
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#endif // _MSC_VER > 1000
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#include "common.h"
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#include <spddkhlp.h>
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#include <spcollec.h>
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//This should be some large prime number
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#define HASH_SIZE 36919
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// The main variable within a CHash
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class CHashNode
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{
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public:
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CHashNode();
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~CHashNode();
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WCHAR* m_pszKey;
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IUnknown* m_pValue;
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CHashNode* m_pNext;
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};
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class CHash
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{
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public:
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CHash();
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~CHash();
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STDMETHOD(BuildEntry)(const WCHAR* pszKey, IUnknown* pValue);
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STDMETHOD(DeleteEntry)(const WCHAR* pszKey);
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STDMETHOD(NextKey)(USHORT* punIdx1, USHORT* punIdx2, WCHAR** ppszKey );
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IUnknown* Find(const WCHAR* pszKey);
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private:
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int HashValue(WCHAR* pszKey);
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private:
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CHashNode* m_heads[HASH_SIZE];
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};
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#endif // !defined(AFX_HASH_H__4D944890_12DA_4329_9B53_48B185627578__INCLUDED_)
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