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