diff -r 0659d0e1a03c -r 94f2adf59133 kernel/eka/debug/crashMonitor/src/scmchksum.cpp
--- a/kernel/eka/debug/crashMonitor/src/scmchksum.cpp	Wed Oct 20 13:58:28 2010 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,168 +0,0 @@
-// 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:
-// e32\debug\crashMonitor\src\scmchksum.cpp
-// 
-//
-
-/**
- @file
- @internalTechnology
-*/
-
-#include <scmdatatypes.h>
-
-namespace Debug
-	{	
-	/**
-	 * Constructor
-	 */
-	TScmChecksum::TScmChecksum()
-	: iLength(0)	
-	, iSum(0)
-	, iZeroCount(0)
-		{	
-		}
-	
-	/**
-	 * ChecksumBlock - calculate checksum values for given data
-	 * @param aData - the data to checksum
-	 * @param aLen - the length of the data to checksum
-	 * @return void
-	 */
-	void TScmChecksum::ChecksumBlock(const TUint8* aData, TUint aLen)
-		{		
-		/**
-		 * 
-		 * Note there is Symbian CRC implementation to be found in the following
-		 * \src\cedar\generic\tools\e32tools\elf2e32\source\checksum.h
-		 * \src\cedar\generic\tools\e32tools\elf2e32\source\checksum.cpp
-		 * this however may be no good to us
-		 * as we need to produce a single checksum even though the entire data may be
-		 * read in different size blocks - and the entire data may not be available
-		 * (the comm port requirement is for read only )
-		 * If we do however want to use the CRC then this is the place to insert the code
-		 */		
-		if(!aData)
-			{
-			return;
-			}
-			
-		for(TUint i=0;i<aLen;i++)
-			{
-			TUint8 val = *(aData+i);
-			
-			iLength++;
-			if(val == 0)
-				{
-				iZeroCount++;
-				}
-			else
-				{
-				iSum += val;
-				}			
-			}		
-		}
-	
-	/**
-	 * ChecksumBlock - calculate checksum values for given data
-	 * @param aData - descriptor containing the data to checksum
-	 * @return void
-	 */
-	void TScmChecksum::ChecksumBlock(const TDesC8& aDes)
-		{
-		ChecksumBlock(aDes.Ptr(), aDes.Length());
-		}
-	
-	/**
-	 * ChecksumBlock - operator ==
-	 * @param aOther - the TScmChecksum to compare too
-	 * @return ETrue is objects match - otherwise EFalse
-	 */
-	TBool TScmChecksum::operator == (const TScmChecksum& aOther) const
-		{
-		return (iLength == aOther.iLength && iSum == aOther.iSum && iZeroCount == aOther.iZeroCount);
-		}
-
-	/**
-	 * ChecksumBlock - operator !=
-	 * @param aOther - the TScmChecksum to compare too
-	 * @return EFalse if objects match - otherwise ETrue
-	 */
-	TBool TScmChecksum::operator != (const TScmChecksum& aOther) const
-		{
-		return !(*this == aOther);
-		}
-	
-	/**
-	 * GetSize 
-	 * @return size of this object when streamed in bytes
-	 */
-	TInt TScmChecksum::GetSize() const
- 		{
- 		return 12;
- 		}
-	
-	/**
-	 * Serialize - writes this object to the supplied byte stream
-	 * @param aItem -  aWriter - the TByteStreamWriter that will be written to
-	 * @return One of the OS wide codes
-	 */
-	TInt TScmChecksum::Serialize(TByteStreamWriter& aWriter)
-		{	
-		TInt startPos = aWriter.CurrentPosition();
-		aWriter.WriteInt(iLength);
-		aWriter.WriteInt(iSum);
-		aWriter.WriteInt(iZeroCount);
-		TInt sizeWritten = aWriter.CurrentPosition() - startPos;
-		if(sizeWritten != GetSize())
-			{
-			// error between actual size & real size in data
-			CLTRACE("TScmChecksum serialization size error");	
-			return KErrCorrupt;
-			}
-		return KErrNone;
-		}
-	
-
-	/**
-	 * Deserialize - read this objects state from the supplied byte stream
-	 * @param aItem -  aReader - the TByteStreamReader that will be read from
-	 * @return One of the OS wide codes
-	 */
-	TInt TScmChecksum::Deserialize(TByteStreamReader& aReader)
-		{
-		TInt startPos = aReader.CurrentPosition();
-		// do we need a version check here - will it change ?
-		iLength = aReader.ReadInt();	
-		iSum = aReader.ReadInt();
-		iZeroCount = aReader.ReadInt();	
-
-		TInt sizeRead = aReader.CurrentPosition() - startPos;
-		if(sizeRead != GetSize())
-			{
-			// error between actual size & real size in data
-			CLTRACE("TScmChecksum Deserialization size error");	
-			return KErrCorrupt;
-			}
-		return KErrCorrupt;
-		}
-	
-	
-	void TScmChecksum::Reset()
-		{
-		iLength = iSum = iZeroCount = 0;	
-		}		
-	}
-//eof
-