/*

* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

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

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

// INCLUDE FILES

#include    "CCMSContentInfo.h"

#include <asn1dec.h>

#include <asn1enc.h>

// CONSTANTS

const TInt KMinNumberOfSubModules = 2;

const TInt KMaxNumberOfSubModules = 2;

const TUint8 KContentTag = 0;

// ============================ MEMBER FUNCTIONS ===============================

// -----------------------------------------------------------------------------

// CCMSContentInfo::CCMSContentInfo

// C++ default constructor can NOT contain any code, that

// might leave.

// -----------------------------------------------------------------------------

//

EXPORT_C CCMSContentInfo::CCMSContentInfo()

    {

    }

// -----------------------------------------------------------------------------

// CCMSContentInfo::ConstructL

// Symbian 2nd phase constructor can leave.

// -----------------------------------------------------------------------------

//

EXPORT_C void CCMSContentInfo::ConstructL()

    {

	// creating with empty values

	SetContentTypeL( KNullDesC() );

    SetContentL( KNullDesC8() );

    }

// -----------------------------------------------------------------------------

// CCMSContentInfo::ConstructL

// Symbian 2nd phase constructor can leave.

// -----------------------------------------------------------------------------

//

EXPORT_C void CCMSContentInfo::ConstructL(

	const TDesC& aContentType )

    {

	SetContentTypeL( aContentType );

    }

// -----------------------------------------------------------------------------

// CCMSContentInfo::ConstructL

// Symbian 2nd phase constructor can leave.

// -----------------------------------------------------------------------------

//

EXPORT_C void CCMSContentInfo::ConstructL(

	const TDesC& aContentType,

    const TDesC8& aContent )

    {

	SetContentTypeL( aContentType );

    SetContentL( aContent );

    }

// -----------------------------------------------------------------------------

// CCMSContentInfo::NewLC

// Two-phased constructor.

// -----------------------------------------------------------------------------

//

EXPORT_C CCMSContentInfo* CCMSContentInfo::NewLC()

	{

    CCMSContentInfo* self = new( ELeave ) CCMSContentInfo();

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

	}

// -----------------------------------------------------------------------------

// CCMSContentInfo::NewLC

// Two-phased constructor.

// -----------------------------------------------------------------------------

//

EXPORT_C CCMSContentInfo* CCMSContentInfo::NewLC(

    const TDesC& aContentType,

    const TDesC8& aContent )

	{

    CCMSContentInfo* self = new( ELeave ) CCMSContentInfo();

    CleanupStack::PushL( self );

    self->ConstructL( aContentType, aContent );

    return self;

	}

// Destructor

CCMSContentInfo::~CCMSContentInfo()

    {

    delete iContent;

	delete iContentType;

    }

// -----------------------------------------------------------------------------

// CCMSContentInfo::DecodeL

// Decrypts raw data to this instance

// -----------------------------------------------------------------------------

void CCMSContentInfo::DecodeL( const TDesC8& aRawData )

	{

	CArrayPtr<TASN1DecGeneric>* itemsData = DecodeSequenceLC( aRawData,

															  KMinNumberOfSubModules,

															  KMaxNumberOfSubModules );

	// we would not get this far if there is not 2

	// decoding attribute type

	TASN1DecObjectIdentifier decOid;

	HBufC* oid = decOid.DecodeDERL( *itemsData->At( 0 ) );

	delete iContentType;

	iContentType = oid;

	// decoding content

	HBufC8* contDesc = NULL;

    TASN1DecGeneric taggedContent( *itemsData->At( 1 ) );

    if( taggedContent.Tag() != KContentTag )

        {

        User::Leave( KErrArgument );

        }

    contDesc = taggedContent.GetContentDER().AllocL();

	delete iContent;

	iContent = contDesc;

	CleanupStack::PopAndDestroy( itemsData );

	}

// -----------------------------------------------------------------------------

// CCMSContentInfo::EncoderLC

// Returns ASN1 encoder for this instance

// -----------------------------------------------------------------------------

CASN1EncBase* CCMSContentInfo::EncoderLC() const

	{

	CASN1EncSequence* root = CASN1EncSequence::NewLC();

	// add attribute type

	CASN1EncObjectIdentifier* oid = CASN1EncObjectIdentifier::NewLC( *iContentType );

	root->AddAndPopChildL( oid );

	// add content

    CASN1EncEncoding* content = CASN1EncEncoding::NewL( *iContent );

    // explicitly tagged to 0

    // Takes ownership of the encoder, *including* the case when

    // this method leaves.

    CASN1EncExplicitTag* explicitTag =

        CASN1EncExplicitTag::NewLC( content, KContentTag );

    root->AddAndPopChildL( explicitTag );

	return root;

	}

// -----------------------------------------------------------------------------

// CCMSContentInfo::Content

// Getter for content

// -----------------------------------------------------------------------------

EXPORT_C const TDesC8& CCMSContentInfo::Content() const

	{

	return *iContent;

	}

// -----------------------------------------------------------------------------

// CCMSContentInfo::SetContentL

// Setter for content, takes copy

// -----------------------------------------------------------------------------

EXPORT_C void CCMSContentInfo::SetContentL( const TDesC8& aContent )

	{

	HBufC8* tmp = aContent.AllocL();

	delete iContent;

	iContent = tmp;

	}

// -----------------------------------------------------------------------------

// CCMSContentInfo::ContentType

// Getter for content type

// -----------------------------------------------------------------------------

EXPORT_C const TDesC& CCMSContentInfo::ContentType() const

	{

	return *iContentType;

	}

// -----------------------------------------------------------------------------

// CCMSContentInfo::SetContentTypeL

// Setter for content type, takes copy

// -----------------------------------------------------------------------------

EXPORT_C void CCMSContentInfo::SetContentTypeL( const TDesC& aContentType )

	{

	HBufC* tmp = aContentType.AllocL();

	delete iContentType;

	iContentType = tmp;

	}

//  End of File