// Copyright (c) 2004-2009 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:

//

/**

 @file

 @internalComponent

*/

#include <bluetooth/logger.h>

#include <e32std.h>

#include "RBnepSetupConnectionRequestControl.h"

#ifdef __FLOG_ACTIVE

_LIT8(KLogComponent, LOG_COMPONENT_PAN_BNEP);

#endif

const TInt KRoleUnknown = 0xffff;

/**

   Extract a role UUID.

   @param aRole a TUUID object to update.

   @param aOffset The role extracted is the aOffset the role in the packet.

   valid values are zero and one.

   @return KErrCorrupt Invalid UUID size.

   @internalComponent

*/

TInt RBnepSetupConnectionRequestControl::GetRole (TUUID& aRole, TInt aOffset)

    {

    LOG_FUNC

    aRole = TUUID(KRoleUnknown);

    TBuf8<KSdpUUIDMaxLength> buf;

    buf.SetLength(KUUIDSizeLength);

	if(Length() < KUUIDSizeOffset + KUUIDSizeLength)

		{

		return KErrCorrupt;

		}

    CopyOut(buf, KUUIDSizeOffset);

    TInt uuidSize = buf[0];

    LOG1(_L8("uuidSize = %d"),uuidSize);                                                          	

	TInt offset;

    switch (uuidSize)

        {

        case 2:

        case 4:

        case 16:

            // If the UUID length is valid, extract its value.

            buf.SetLength(uuidSize);

 			//Check the offset is within our buffer boundary

		 	offset = KUUIDOffset + aOffset * uuidSize;

		 	if(Length() < offset + uuidSize)

		 		{

		 		return KErrCorrupt;

		 		}

            CopyOut(buf, offset);

            TRAPD(err, aRole.SetL(buf));

            return err;

        default:

            return KErrCorrupt;

        } 

    }

/**

   Allocate the memory required for a connection setup request.

   @internalComponent

*/

void RBnepSetupConnectionRequestControl::InitL ()

    {

    LOG_FUNC

    AllocL(KMaxSizeOfSetupRequest); 

    }

/**

   Initialise the role UUIDs.

   @internalComponent

*/

void RBnepSetupConnectionRequestControl::SetRolesL (TUUID& aLocalRole, TUUID& aRemoteRole)

    {

    LOG_FUNC

    TInt uuidSize = Max(aLocalRole.MinimumSize(), aRemoteRole.MinimumSize());

    TBuf8<2*sizeof(TUint8)> header;

    header.SetMax();

    header[KControlTypeOffset] = EBnepSetupConnectionRequestMessage;

    header[KUUIDSizeOffset] = static_cast<TUint8>(uuidSize);

    CopyIn(header);

    TPtrC8 uuid;

    uuid.Set(aRemoteRole.SpecifiedLengthL(uuidSize));

    CopyIn(uuid, KUUIDOffset);

    uuid.Set(aLocalRole.SpecifiedLengthL(uuidSize));

    CopyIn(uuid, KUUIDOffset + uuidSize);

    TrimEnd(KUUIDOffset + (2 * uuidSize));

    DUMPFRAME(_L8("RBnepSetupConnectionRequestControl"));

    }