1 // Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // Declares utility classes private to the GSMU dll

    15 // 

    16 //

    17 

    18 /**

    19  @file

    20  @file

    21  @internalComponent 

    22 */

    23 

    24 

    25 #ifndef __GSMUPRIV_H__

    26 #define __GSMUPRIV_H__

    27 

    28 #include <charconv.h>

    29 #include "Gsmuelem.h"

    30 

    31 

    32 

    33 /**

    34  *  TSmsPacker - packs and unpacks data encoded in an SMS alphabet

    35  *  @internalComponent

    36  */

    37 class TSmsAlphabetPacker

    38 	{

    39 public:

    40 // Construction

    41 	TSmsAlphabetPacker(TSmsDataCodingScheme::TSmsAlphabet aAlphabet,TBool aIsBinary,TInt aStartBit);

    42 

    43 // Packing / unpacking methods

    44 	TInt PackL(TDes8& aOut,const TDesC8& aIn);

    45 	TInt UnpackL(const TDesC8& aIn,TDes8& aOut,TInt aNumUDUnits);

    46 	TInt ConvertAndPackL(CCnvCharacterSetConverter& aCharacterSetConverter,RFs& aFs,TDes8& aOut,const TDesC& aIn,TInt& aConvertedNumUDUnits);

    47 	TInt UnpackAndConvertL(CCnvCharacterSetConverter& aCharacterSetConverter,RFs& aFs,const TDesC8& aIn,TDes& aOut,TInt aNumUDUnits);

    48 

    49 	TInt PackedOctetsRequiredL(TInt aNumUDUnits) const;

    50 	TInt NumUDUnitsL(TInt aOctets) const;

    51 

    52 private:

    53 // Private helper methods

    54 	TInt ElementSizeInBitsL() const;

    55 

    56 private:

    57 	TSmsDataCodingScheme::TSmsAlphabet iAlphabet;

    58 	TBool iIsBinary;

    59 	TInt iStartBit;

    60 	};

    61 

    62 #endif // __GSMUPRIV_H__