1 /*

     2 * Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: Base64 encoder/decoder

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef _BASE64_H_

    21 #define _BASE64_H_

    22 

    23 #define B64_NOP_CHR '='

    24 #define B64_LINEBREAK '\n'

    25 #define B64_NOP_VAL 254

    26 #define B64_IGN 255

    27 #define MAXLINELEN 76

    28 

    29 // encoding table

    30 static const TUint8 Kb64 [] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

    31 

    32 class TBase64Codec

    33 {

    34 	public:

    35 		// Public interface

    36 		IMPORT_C TInt Base64Encode(const TDesC8 &aRawData, const TDes8 &aEncodedData);

    37 		IMPORT_C TInt Base64Decode(const TDesC8 &aEncodedData, const TDes8 &aDecodedData);

    38 		IMPORT_C HBufC8* Base64EncodeLC(const TDesC8 &aRawData);

    39 		IMPORT_C HBufC8* Base64DecodeLC(const TDesC8 &aEncodedData);

    40 		IMPORT_C TBase64Codec();

    41 

    42 	private:	

    43 		TUint8 iD64[256]; /* decoding table */

    44 		void InitBase64(void);

    45 };

    46 

    47 #endif

    48