os/security/cryptoservices/certificateandkeymgmt/asn1/booleandec.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
     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 *
    16 */
    17 
    18 
    19 #include "asn1dec.h"
    20 
    21 EXPORT_C TASN1DecBoolean::TASN1DecBoolean(void)
    22 	{
    23 	}
    24 
    25 EXPORT_C TBool TASN1DecBoolean::DecodeDERL(const TDesC8& aSource,TInt& aPos)
    26 
    27 	{
    28 	TPtrC8 Ptr=aSource.Right(aSource.Length()-aPos);
    29 	TASN1DecGeneric gen(Ptr);
    30 	gen.InitL();
    31 	aPos+=gen.LengthDER();
    32 	TBool res = DecodeDERL(gen);
    33 	return res;
    34 	}
    35 
    36 EXPORT_C TBool TASN1DecBoolean::DecodeDERL(const TASN1DecGeneric& aSource)
    37 
    38 	{
    39 	TPtrC8 content = aSource.GetContentDER();
    40 	if (content.Length() != 1)
    41 		{
    42 		User::Leave(KErrArgument);
    43 		}
    44 	if (content[0] == 0)
    45 		{
    46 		return EFalse;
    47 		}
    48 	if (content[0] == 0xFF)
    49 		{
    50 		return ETrue;
    51 		}
    52 	User::Leave(KErrArgument);
    53 	return ETrue;//never gets to here
    54 	}