/*

* Copyright (c) 2005-2009 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:  

* System Includes

*

*/

#include <assert.h>

#include <string.h>

/**********************************************************************************************

 *

 * Local Includes

 *

 *********************************************************************************************/

#include "CFrameBuffer.h"

/**********************************************************************************************

 *

 * Defines

 *

 *********************************************************************************************/

/**********************************************************************************************

 *

 * Static Method

 *

 *********************************************************************************************/

TFBError CFrameBuffer::createSendBuffer(int aUID, TPCommand aSendCommand, int aDataLength, char* aData, char* aFrame, int* aFrameSize)

{

	int totalFrameSize, i, data_base_index;

	TPHeader *header;

	// Check params

	assert ( aData != NULL);

	assert ( aFrame != NULL);

	assert ( aFrameSize != NULL);

	// Calculate the size of the resultant frame buffer

	totalFrameSize = ( sizeof(TPHeader) + aDataLength);

	// Check that the frame data will fit into the allocated frame size 

	if ( totalFrameSize > *aFrameSize )

	{

		return TFB_BUFFERTOOSMALL;

	}

	header = (TPHeader*)aFrame;

	// Now create the packet											

	header->iUid = aUID;					// Add the UID

	header->iCmdID = aSendCommand;			// Add the command id

	header->iDataLen = aDataLength;			// Add the length

	for( i = 0, data_base_index = sizeof(TPHeader); i < aDataLength; i++ ) 

	{

		aFrame[data_base_index + i] = aData[i];

	}

	// Set the final frame size to the actual size of the frame we have created.

	*aFrameSize = totalFrameSize;

	return TFB_SUCCESS;

}