/*

* Copyright (c) 2000 - 2006 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: Provides file handling functions.

*

*/

#ifndef __FILEUTIL_H__

#define __FILEUTIL_H__

#include "vpnapidefs.h"

/**

 * File name extensions

 */

_LIT(KPolFileExt,       ".pol");

_LIT(KPinFileExt,       ".pin");

_LIT(KCertFileExt,      ".cer");

_LIT(KPrivKeyFileExt,   ".key");

/**

 * File name patterns

 */

_LIT(KPinFilePat,           "*.pin");

_LIT(KPolFilePat,           "*.pol");

_LIT(KUserPrivKeyFilePat,   "-user*.key");

_LIT(KCaCertFilePat,        "-ca*.cer");

_LIT(KPeerCertFilePat,      "-peer*.cer");

_LIT(KAllFilesPat,          "*.*");

/**

 * File names

 */

_LIT(KPolListFile,  "vpnpolicies");

/**

 * Paths

 */

class RFs;

/**

 * A collection of methods for handling files and file names.

 */

class TFileUtil

    {

public:

    TFileUtil(RFs& aFs);

    TFileName ReplaceExtension(const TFileName& aFileName,

                               const TDesC& aExtension);

    TBool FileExists(const TFileName& aFileName);

    HBufC8* LoadFileDataL(const TFileName& aFileName);

    HBufC* LoadFileDataUL(const TFileName& aFileName);

    void SaveFileDataL(const TFileName& aFileName,

                       const TDesC8& aFileData);

    void SaveFileDataL(const TFileName& aFileName,

                       const TDesC& aFileData);

    // Ownership of the return object transferred to caller

    // in Make* and Get* functions

    HBufC* MakeFileNameLC(const TDesC& aDir, const TDesC& aName,

                           const TDesC& aExtension);

    TFileName MakeFileName(const TDesC& aDir, const TDesC& aNameAndExtension);

    HBufC* GetPolFileNameLC(const TVpnPolicyId& aPolicyId);

    HBufC* GetPinFileNameLC(const TVpnPolicyId& aPolicyId);

    HBufC* GetPolFileNameL(const TVpnPolicyId& aPolicyId);

    HBufC* GetPinFileNameL(const TVpnPolicyId& aPolicyId);

    TFileName PolListFileNameL();

    void DeleteFileL(const TFileName& aFileName);

    void DeleteFilesL(const TFileName& aFileFilter);

    void MoveFileL(const TFileName& aSrcFileName, const TFileName& aDstFileName);

    void CopyFileL(const TFileName& aSrcFileName, const TFileName& aDstFileName);

    void CreateDirIfNeededL(const TFileName& aDirName);

    HBufC8* To8BitL(const TDesC16& aDes);

    HBufC16* To16BitL(const TDesC8& aDes);

    void DeleteDirL(const TFileName& aDirName);

private:

    RFs& iFs;

    };

#endif // __FILEUTIL_H__