/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

#ifndef CMDNSCACHEMANAGER_H_

#define CMDNSCACHEMANAGER_H_

#include <e32base.h>

#include "cmdnscachemap.h"

#include "mdnscachemgr.h"

class CMDNSCacheManager : public CBase,public MDNSCacheMgr

	{

	public:

	IMPORT_C static CMDNSCacheManager* NewL(TUint aMaxCacheEntries);

	IMPORT_C static CMDNSCacheManager* NewLC(TUint aMaxCacheEntries);

	IMPORT_C static CMDNSCacheManager* NewL();

	//From MDNSCacheMgr

	IMPORT_C void UpdateCacheL(CDnsResourceData& aEntry,TBool aAuthoritative,TUint32 aSessionId);

	IMPORT_C TInt FindServiceL(RPointerArray <CCacheEntry> & aEntries,const TDesC8& aName,TDnsType aType)const;

	IMPORT_C TInt DeleteEntryL(const TDesC8& aServiceInstanceName);

	IMPORT_C void FlushCache();		

	IMPORT_C CCacheEntry* NextStaleEntry(TBool aActiveCacheMgmtEnabled,TBool aIteratorReset);

	IMPORT_C void AuthoritativeEntriesL(RPointerArray <CCacheEntry> & aEntries);

	IMPORT_C TUint NumberOfEntries();

	IMPORT_C void DumpCacheL();

	IMPORT_C TUint32 CacheEntryCount();

	~CMDNSCacheManager();

	private:

	void CacheEntryL(CCacheEntry* aTargetEntry,const CServiceInfo* aSourceEntry)const;

	void UpdateCacheEntry(CServiceInfo* aEntry,CDnsResourceData* aRecordInfo);

	CMDNSCacheManager();

	void ConstructL(TUint aMaxCacheEntries);

	private:

	CMDNSCacheMap* iHashMap;

	RPointerArray <CServiceInfo> iAuthoritativeEntries;

	};

#endif /*CMDNSCACHEMANAGER_H_*/