// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "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 <e32err.h>

#include <e32const.h>

#include <e32def.h>

#include <e32cmn.h>

#include <e32des8.h>

#include <kernel/kernel.h>

#include "hcr_debug.h"

/**

@param 	aStartAddress	Pointer of the first byte of the region

@pre    Call from thread context (neither NULL, DFC0, DFC1 threads)

*/    

void HexDump(TUint8* aStartAddress, TUint32 aLength, TBool aAbsolute)

	{

	TUint32 nIndex;

	TBuf<128> printBuf;	// Buffer for address and values

	TBuf<32> printBuf2; // Buffer for character representation

	TUint32 extLength = ((aLength & 0xf) == 0 ? aLength :(aLength & 0xfffffff0)+0x10);

	for(nIndex = 0; nIndex != extLength ; ++nIndex )

		{

		if(nIndex % 16 == 0)	

			{

			// A line is ready compose two buffers and print the line out

			printBuf.Append(_L("    "));

			printBuf.Append(printBuf2);

			Kern::Printf("%S", &printBuf);

			// Start a new line

			printBuf.Zero();

			printBuf.Append(_L("0x"));

			if(aAbsolute)

				{

				printBuf.AppendNumFixedWidth((TUint)(aStartAddress + nIndex), EHex,8);	

				}

			else

				{

				printBuf.AppendNumFixedWidth((TUint)(nIndex), EHex,8);	

				}

			printBuf.Append(_L(": "));

			printBuf2.Zero();

			}

		if( nIndex < aLength )

			{

			// Active content

			// Put the value into buffer

			printBuf.AppendNumFixedWidth(*(aStartAddress + nIndex), EHex,2 );

			printBuf.Append(TChar(' '));

			// Put the chracter representation into a second buffer

			if( *(aStartAddress + nIndex) < ' ' )

				{

				printBuf2.Append(TChar('.'));	// Control character

				}

			else

				{

				printBuf2.Append(TChar(*(aStartAddress + nIndex)));	

				}	

			}

		else

			{

			// Fill up content

			printBuf.Append(_L("   "));		// Fill value place with spaces

			printBuf2.Append(TChar(' '));	// Fill char representation place with space

			}

		}

	// Print out the rest of the buffer

	printBuf.Append(_L("    "));

	printBuf.Append(printBuf2);

	Kern::Printf("%S\n", &printBuf);		

	}