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// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// Helper functions for HCR debug
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#include <e32err.h>
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#include <e32const.h>
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#include <e32def.h>
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#include <e32cmn.h>
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#include <e32des8.h>
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#include <kernel/kernel.h>
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#include "hcr_debug.h"
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#ifdef HCR_TRACE
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/**
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Make a classic hexadecimal dump of the content of an memory region. Do not
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call directly but used the macros: HCR_HEX_DUMP_ABS(), HCR_HEX_DUMP_REL()
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@param aStartAddress Pointer of the first byte of the region
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aLength Size of the region
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aAbsolute If it is TRUE then it displays absolute address where the aStartAddress points
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If it is FALSE then it displays reltive address from aStartAddress
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@pre Call from thread context (neither NULL, DFC0, DFC1 threads)
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*/
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void HexDump(TUint8* aStartAddress, TUint32 aLength, TBool aAbsolute)
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{
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TUint32 nIndex;
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TBuf<128> printBuf; // Buffer for address and values
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TBuf<32> printBuf2; // Buffer for character representation
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TUint32 extLength = ((aLength & 0xf) == 0 ? aLength :(aLength & 0xfffffff0)+0x10);
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for(nIndex = 0; nIndex != extLength ; ++nIndex )
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{
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if(nIndex % 16 == 0)
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{
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// A line is ready compose two buffers and print the line out
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printBuf.Append(_L(" "));
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printBuf.Append(printBuf2);
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Kern::Printf("%S", &printBuf);
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// Start a new line
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printBuf.Zero();
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printBuf.Append(_L("0x"));
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if(aAbsolute)
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{
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printBuf.AppendNumFixedWidth((TUint)(aStartAddress + nIndex), EHex,8);
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}
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else
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{
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printBuf.AppendNumFixedWidth((TUint)(nIndex), EHex,8);
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}
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printBuf.Append(_L(": "));
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printBuf2.Zero();
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}
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if( nIndex < aLength )
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{
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// Active content
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// Put the value into buffer
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printBuf.AppendNumFixedWidth(*(aStartAddress + nIndex), EHex,2 );
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printBuf.Append(TChar(' '));
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// Put the chracter representation into a second buffer
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if( *(aStartAddress + nIndex) < ' ' )
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{
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printBuf2.Append(TChar('.')); // Control character
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}
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else
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{
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printBuf2.Append(TChar(*(aStartAddress + nIndex)));
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}
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}
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else
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{
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// Fill up content
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printBuf.Append(_L(" ")); // Fill value place with spaces
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printBuf2.Append(TChar(' ')); // Fill char representation place with space
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}
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}
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// Print out the rest of the buffer
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printBuf.Append(_L(" "));
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printBuf.Append(printBuf2);
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Kern::Printf("%S\n", &printBuf);
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}
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#endif // HCR_TRACE
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