1 /*

     2 * Copyright (c) 2005-2009 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 "pkcs12attribute.h"

    20 

    21 using namespace PKCS12;

    22 

    23 CDecPkcs12Attribute::CDecPkcs12Attribute()

    24 	{

    25 	}

    26 	

    27 EXPORT_C CDecPkcs12Attribute* CDecPkcs12Attribute::NewL(const TDesC8& aBagAttributes)

    28 	{

    29 	CDecPkcs12Attribute* self = new (ELeave) CDecPkcs12Attribute;

    30     CleanupStack::PushL(self);

    31 	self->ConstructL(aBagAttributes);

    32 	CleanupStack::Pop(self);

    33 	return self;	

    34 	}

    35 

    36 CDecPkcs12Attribute::~CDecPkcs12Attribute()

    37 	{

    38 	delete iAttributeId;	

    39 	iAttributeValue.ResetAndDestroy();

    40 	iAttributeValue.Close();

    41 	}

    42 	

    43 void CDecPkcs12Attribute::ConstructL(const TDesC8& aBagAttributes)

    44 	{

    45 	TASN1DecGeneric seqGen(aBagAttributes);

    46 	seqGen.InitL();

    47 	

    48 	// Check if this is a Sequence

    49 	if (seqGen.Tag() != EASN1Sequence || seqGen.Class() != EUniversal)

    50 		{

    51 		User::Leave(KErrArgument);

    52 		}

    53 	

    54 	TASN1DecSequence seq;

    55 	CArrayPtrFlat<TASN1DecGeneric>* attributeSet = seq.DecodeDERLC(seqGen);

    56 	const TASN1DecGeneric* attributeSetAt0 = attributeSet->At(0);

    57 	if(attributeSetAt0->Tag() != EASN1ObjectIdentifier || attributeSetAt0->Class() != EUniversal)

    58 		{

    59 		User::Leave(KErrArgument);

    60 		}

    61 		

    62 	// Decode the ObjectIdentifier

    63 	TASN1DecObjectIdentifier oid;

    64 	iAttributeId = oid.DecodeDERL(*attributeSetAt0); 

    65 	 

    66 	const TASN1DecGeneric* attributeSetAt1 = attributeSet->At(1);

    67 	if(attributeSetAt1->Tag() != EASN1Set || attributeSetAt1->Class() != EUniversal)

    68 		{

    69 		User::Leave(KErrArgument);

    70 		}

    71 			

    72 	// Attribute Set

    73 	TASN1DecSet decSet;

    74     CArrayPtrFlat<TASN1DecGeneric>* attributeValues = decSet.NewDERLC(attributeSetAt1->Encoding());

    75     

    76     TInt attributeCount = attributeValues->Count();

    77 		    

    78     for(TInt index = 0; index < attributeCount; ++index)         

    79 	   	{

    80 	   	const TASN1DecGeneric* attributeValuesAt = attributeValues->At(index);

    81 		TASN1DecGeneric seqGen(*attributeValuesAt);

    82 		seqGen.InitL();

    83 		TPtrC8 attrValue = seqGen.Encoding();

    84 		TDesC8* attributeVal = attrValue.AllocL();

    85 		CleanupStack::PushL(attributeVal);

    86 		iAttributeValue.AppendL(attributeVal);

    87 		CleanupStack::Pop(attributeVal);

    88 	   	}

    89     CleanupStack::PopAndDestroy(2,attributeSet); // attributeSet,attributeValues    

    90 	}	

    91 		

    92 	

    93 EXPORT_C const TDesC& CDecPkcs12Attribute::AttributeId() const

    94 	{

    95 	return *iAttributeId;	

    96 	}

    97 	

    98 EXPORT_C const RPointerArray<TDesC8>& CDecPkcs12Attribute::AttributeValue() const

    99 	{

   100 	return iAttributeValue;	

   101 	}