// Copyright (c) 1997-2009 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:

//

#include "debug.h"

#include "GLOBAL.H"

void IrTranpUtil::DAppend(TDes8* aBuffer, TUint16 aValue)

	{

	aBuffer->Append((aValue >> 8) & 0xff);

	aBuffer->Append(aValue & 0xff);

	}

/*

* Method description:	Appends a 32 bit value to a buffer

*

* Parameter:			aBuffer - the buffer to append the value to

* Parameter:			aValue - the value to append

*/

void IrTranpUtil::LAppend(TDes8* aBuffer, TUint32 aValue)

	{

	aBuffer->Append((aValue >> 24) & 0xff);

	aBuffer->Append((aValue >> 16) & 0xff);

	aBuffer->Append((aValue >> 8) & 0xff);

	aBuffer->Append(aValue & 0xff);

	}

/*

* Method description:	Extracts a 16 bit value from a buffer

*

* Parameter:			aBuffer - the buffer to extract the value from

* Parameter:			aOffset - the offset into the buffer where the value starts

* Returns:				the 16 bit value

*/

TUint16 IrTranpUtil::DExtract(const TDesC8& aBuffer, TInt aOffset)

	{

	TUint16 integer = (TUint16) ((aBuffer[aOffset] << 8) + (aBuffer[aOffset+1]));

	return integer;

	}

/*

* Method description:	Extracts a 32 bit value from a buffer

*

* Parameter:			aBuffer - the buffer to extract the value from

* Parameter:			aOffset - the offset into the buffer where the value starts

* Returns:				the 32 bit value

*/

TUint32 IrTranpUtil::LExtract(const TDesC8& aBuffer, TInt aOffset)

	{

	TUint32 integer = ((aBuffer[aOffset] << 24) + (aBuffer[aOffset+1] << 16) + (aBuffer[aOffset+2] << 8) + (aBuffer[aOffset+3]));

	return integer;

	}

/*

* Method description:	binary to ASCII converter - prints to the debugging component

*

* Parameter:			aBuffer - the buffer containg data we want in hexadecimal ASCII representation

*/

void IrTranpUtil::HexOut(const TDesC8& aBuffer)

	{

	const TUint KCharBufLen = aBuffer.Length()*2 + 1; //twice length of aBuffer + 1 for null terminator

	TText* charbuffer = new TText[KCharBufLen];

	if(!charbuffer)

		{

		_LIT(lit, "WARNING! HexOut failed to allocate sufficient memory!!");

		TPtrC outbuf(lit);

		SCEPPRINT_2(_L("%S\r\n"),&outbuf);

		return;

		}

	TInt i;

	for(i=0;i<aBuffer.Length();i++)

		{

		TInt hi = ((aBuffer[i] >> 4) & 0x0f);

		TInt lo = (aBuffer[i] & 0x0f);

		switch(hi)

			{

			case 0x0a:

				{

				charbuffer[i*2] = 'A';

				break;

				}

			case 0x0b:

				{

				charbuffer[i*2] = 'B';

				break;

				}

			case 0x0c:

				{

				charbuffer[i*2] = 'C';

				break;

				}

			case 0x0d:

				{

				charbuffer[i*2] = 'D';

				break;

				}

			case 0x0e:

				{

				charbuffer[i*2] = 'E';

				break;

				}

			case 0x0f:

				{

				charbuffer[i*2] = 'F';

				break;

				}

			default:

				{

				charbuffer[i*2] = TText8('9' - (9 - hi));

				break;

				}

			}

		switch(lo)

			{

			case 0x0a:

				{

				charbuffer[i*2+1] = 'A';

				break;

				}

			case 0x0b:

				{

				charbuffer[i*2+1] = 'B';

				break;

				}

			case 0x0c:

				{

				charbuffer[i*2+1] = 'C';

				break;

				}

			case 0x0d:

				{

				charbuffer[i*2+1] = 'D';

				break;

				}

			case 0x0e:

				{

				charbuffer[i*2+1] = 'E';

				break;

				}

			case 0x0f:

				{

				charbuffer[i*2+1] = 'F';

				break;

				}

			default:

				{

				charbuffer[i*2+1] = TText8('9' - (9 - lo));

				break;

				}

			}

		}

	charbuffer[i*2] = '\0';

	TPtrC outbuf(charbuffer);

	SCEPPRINT(_L("IrTranpUtil: charbuffer"));

	SCEPPRINT_2(_L("%S\r\n"),&outbuf);

	delete [] charbuffer;

	}