1 /*

     2 * Copyright (c) 1998-2009 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 the License "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: 

    15 * This file contains the implementation of the teletex string ASN1 object.

    16 * The teletex string includes the following characters:

    17 * <character set currently unknown - awaiting ITU spec>

    18 *

    19 */

    20 

    21 

    22 #include <asn1dec.h>

    23 

    24 EXPORT_C TASN1DecTeletexString::TASN1DecTeletexString(void)

    25 	{

    26 	}

    27 

    28 EXPORT_C TInt TASN1DecTeletexString::CheckValid(const TDesC8& /*aSource*/)

    29 

    30 	{

    31 	return KErrNone;

    32 	}

    33 

    34 /**

    35 Decodes an ASN.1 format Teletex string.

    36 @param aSource ASN.1 Teletex string to be decoded.

    37 @param aPos Offset in aSource from where decoding starts.

    38 @return On return, a pointer to a buffer containing the raw data converted to 16bits.

    39 */

    40 EXPORT_C HBufC* TASN1DecTeletexString::DecodeDERL(const TDesC8& aSource,TInt& aPos)

    41 

    42 	{

    43 	TPtrC8 Source=aSource.Mid(aPos);

    44 	TASN1DecGeneric gen(Source);

    45 	gen.InitL();

    46 	HBufC* res = DecodeContentsL(gen.GetContentDER());

    47 	return res;

    48 	}

    49 

    50 /**

    51 Decodes an ASN.1 format Teletex string.

    52 @param aSource ASN.1 Teletex string to be decoded.

    53 @return On return, a pointer to a buffer containing the raw data converted to 16bits.

    54 */

    55 EXPORT_C HBufC* TASN1DecTeletexString::DecodeDERL(const TASN1DecGeneric& aSource)

    56 

    57 	{	

    58 	return DecodeContentsL(aSource.GetContentDER());

    59 	}

    60 

    61 HBufC* TASN1DecTeletexString::DecodeContentsL(const TDesC8& aSource)

    62 	{

    63 	HBufC* res = HBufC::NewL(aSource.Length());

    64 	TPtr pRes = res->Des();

    65 	pRes.Copy(aSource);

    66 	return res;

    67 	}