reszip/src/resentry.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 27 May 2010 13:53:15 +0300
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permissions -rw-r--r--
Revision: 201019 Kit: 2010121
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/*
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* Copyright (c) 1997-1999 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 "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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*
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*/
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#include "resentry.h"
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#include "resdict.h"
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#include "rescomp.h"
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//TResComponent
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TInt TResComponent::Size(TInt aDictionaryBits)
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	{
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	if (iType == EResTypePlain)
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		{
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		if (iLength == 0)
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			return 0;
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		TInt bits = iLength * 8;
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		bits++;			// data flag
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		if (iLength == 1)
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			bits ++;	// first bit zero if 1 byte of data
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		else 
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			{
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			bits++;		// first bit 1 if >1 byte of data
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			if (iLength == 2)
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				{
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				bits ++;	// second bit zero if 2 bytes of data
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				}
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			else
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				{
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				bits ++;		// second bit 1 if >2 bytes of data
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				if (iLength < 11)
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					{
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					// write 4 bits of data + 1 zero bit flag
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					bits += 4;
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					}
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				else
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					{
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					// write 8 bits of data + 1 '1' bit flag
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					bits += 9;
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					}
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				}
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			}
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//		console->Printf(_L("Type Plain: %d\n"), bits);
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		return bits;
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		}
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	if (iType == EResTypeToken)
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		{
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		return 1+aDictionaryBits;
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//		console->Printf(_L("Type Token: %d\n"), iToken);
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//		return 8;		// dictionary entries are stored in 6 bits
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		}
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	return 0;
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	}
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void TResComponent::WriteBitStreamL(TBitWriter& aWriter, TInt aDictionaryBits)
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	{
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	if (iType == EResTypePlain)
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		{
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		if (iLength == 0)
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			return;
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// Debugging code
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/*
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		RDebug::Print(_L("Data Length: %d"), iLength);
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		TBuf<100> b;
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		for (TInt xx=0; xx<iLength; xx++)
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			{
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			b.AppendFormat(_L("%02x "), iData[xx]);
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			}
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		RDebug::Print(b);
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*/
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//
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		// Write 'data' flag
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		aWriter.WriteL(1, 1);
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		if (iLength == 1)
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			{
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			aWriter.WriteL(0, 1); // first bit zero if 1 byte of data
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			}
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		else 
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			{
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			aWriter.WriteL(1, 1);		// first bit 1 if >1 byte of data
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			if (iLength == 2)
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				{
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				aWriter.WriteL(0, 1); // second bit zero if 2 bytes of data
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				}
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			else
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				{
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				aWriter.WriteL(1, 1); // second bit 1 if >2 bytes of data
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				if (iLength < 11)
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					{
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					aWriter.WriteL(0, 1);
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					aWriter.WriteL(iLength-3, 3);
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					// write 4 bits of data + 1 zero bit flag
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					}
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				else
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					{
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					aWriter.WriteL(1, 1);
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					aWriter.WriteL(iLength, 8);
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					// write 8 bits of data + 1 '1' bit flag
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					if (iLength > 255)
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						{
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						User::Panic(_L("Entry too long"),0);
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						}
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					}
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				}
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			}
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		// Now write data to output
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		for (TInt ii=0; ii<iLength; ii++)
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			{
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			aWriter.WriteL(iData[ii], 8);
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			}
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		}
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	if (iType == EResTypeToken)
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		{
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		// Write 'token' flag
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		aWriter.WriteL(0, 1);
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   133
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		// Write token
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		aWriter.WriteL(iToken, aDictionaryBits);
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//		RDebug::Print(_L("Token [%d] "), iToken);
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		}
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	}
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   140
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   141
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// CResEntry
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CResEntry::CResEntry(CDictArray* aDict)
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:iDict(aDict)
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	{
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	iComponent = new(ELeave)CArrayFixFlat<TResComponent>(4);
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   147
	}
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   148
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   149
CResEntry::~CResEntry()
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	{
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	delete iComponent;
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	}
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   153
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   154
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   155
void CResEntry::AddPlainDataL(TUint8* aData, TInt aLength)
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   156
	{
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	TResComponent comp;
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	comp.iType = EResTypePlain;
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	comp.iData = aData;
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   160
	comp.iLength = aLength;
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   161
	iComponent->AppendL(comp);
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   162
	}
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   163
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   164
void CResEntry::InsertTokenL(TInt aPosition, TInt aToken)
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   165
	{
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	TResComponent comp;
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	comp.iType = EResTypeToken;
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	comp.iToken = aToken;
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   169
	comp.iLength=0;
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	iComponent->InsertL(aPosition,comp);
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   171
	(*iDict)[aToken].iUses++;
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   172
	}
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   173
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   174
void CResEntry::SplitPlainDataWithZeroSpacedL(TInt aComponent, TInt aZeroSpacedStart, TInt aLength)
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   175
	{
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   176
	TResComponent comp = (*iComponent)[aComponent];
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   177
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	TResComponent newComp1;
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   179
	newComp1.iType = EResTypePlain;
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	newComp1.iData = comp.iData;
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   181
	newComp1.iLength = aZeroSpacedStart;
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   182
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   183
	TResComponent newComp2;
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   184
	newComp2.iType = EResTypePlain;
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   185
	newComp2.iData = comp.iData + aZeroSpacedStart + aLength;
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   186
	newComp2.iLength = comp.iLength-(aZeroSpacedStart+aLength);
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   187
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   188
	TResComponent newComp3;
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   189
	newComp3.iType = EResTypeZeroSpaced;
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   190
	newComp3.iData = comp.iData + aZeroSpacedStart;
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   191
	newComp3.iLength = aLength;
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   192
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parents:
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   193
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   194
	iComponent->Delete(aComponent);
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   195
	TInt componentPos = aComponent;
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   196
    if (newComp1.iLength != 0)
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   197
		{
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   198
		iComponent->InsertL(componentPos, newComp1);
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   199
		componentPos++;
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   200
		}
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parents:
diff changeset
   201
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   202
	iComponent->InsertL(componentPos, newComp3);
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parents:
diff changeset
   203
	componentPos++;
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diff changeset
   204
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   205
	if (newComp2.iLength != 0)
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parents:
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   206
		{
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   207
		iComponent->InsertL(componentPos, newComp2);
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   208
		}
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   209
	}
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   210
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parents:
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   211
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   212
void CResEntry::SplitPlainDataWithTokenL(TInt aComponent, TInt aToken, TInt aPosition)
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   213
	{
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   214
	TResComponent comp = (*iComponent)[aComponent];
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   215
	TDesC8& dEntry = (*iDict)[aToken].Data();
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parents:
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   216
	TInt dictLength = dEntry.Length();
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parents:
diff changeset
   217
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   218
	TResComponent newComp1;
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parents:
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   219
	newComp1.iType = EResTypePlain;
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parents:
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   220
	newComp1.iData = comp.iData;
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parents:
diff changeset
   221
	newComp1.iLength = aPosition;
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parents:
diff changeset
   222
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   223
	TResComponent newComp2;
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parents:
diff changeset
   224
	newComp2.iType = EResTypePlain;
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parents:
diff changeset
   225
	newComp2.iData = comp.iData + aPosition + dictLength;
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parents:
diff changeset
   226
	newComp2.iLength = comp.iLength - dictLength - aPosition;
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parents:
diff changeset
   227
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	iComponent->Delete(aComponent);
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	TInt componentPos = aComponent;
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    if (newComp1.iLength != 0)
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		{
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		iComponent->InsertL(componentPos, newComp1);
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		componentPos++;
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		}
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	InsertTokenL(componentPos, aToken);
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	componentPos++;
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   238
	if (newComp2.iLength != 0)
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   239
		{
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   240
		iComponent->InsertL(componentPos, newComp2);
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		}
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   242
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   243
	}
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   244
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   245
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TInt CResEntry::Size(TInt aDictionaryBits)
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	{
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	TInt size = 0;
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	TInt count = iComponent->Count();
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	for (TInt ii=0; ii<count; ii++)
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   251
		{
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   252
		size += iComponent->At(ii).Size(aDictionaryBits);
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   253
		}
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	return size;
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	}
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   256
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   257
void CResEntry::WriteBitStreamL(TBitWriter& aWriter, TInt aDictionaryBits)
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   258
	{
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   259
	TInt count = iComponent->Count();
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   260
	for (TInt ii=0; ii<count; ii++)
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   261
		{
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   262
		iComponent->At(ii).WriteBitStreamL(aWriter, aDictionaryBits);
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   263
		}
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parents:
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   264
	}
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   265
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parents:
diff changeset
   266
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parents:
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   267
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   268
TBool CResEntry::DoMatchDictL(TResComponent& aComp, TInt aOffset, TInt aDictIndex)
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   269
	{
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   270
	TInt dCount = iDict->Count();
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   271
	TInt cSize = aComp.iLength;
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   272
	for (TInt ii=0; ii<dCount; ii++)
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parents:
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   273
		{
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   274
		if (ii != aDictIndex)
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parents:
diff changeset
   275
			{
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   276
			TDesC8& dEntry = (*iDict)[ii].Data();
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parents:
diff changeset
   277
			if (dEntry.Length() <= cSize)
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parents:
diff changeset
   278
				{
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   279
				TPtrC8 data(aComp.iData, cSize);
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   280
				TInt pos = data.Find(dEntry);
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parents:
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   281
				if (pos != KErrNotFound)
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parents:
diff changeset
   282
					{
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parents:
diff changeset
   283
//					console->Printf(_L("Found %d Offset: %d\n"),ii, pos);
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parents:
diff changeset
   284
					SplitPlainDataWithTokenL(aOffset, ii, pos);
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diff changeset
   285
					return ETrue;
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   286
				}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   287
			}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   288
			}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   289
		}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   290
	return EFalse;
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   291
	}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   292
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   293
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parents:
diff changeset
   294
void CResEntry::MatchDictL(TInt aDictIndex)
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   295
	{
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parents:
diff changeset
   296
	// Match plain text components against dictionary
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parents:
diff changeset
   297
	TInt count = iComponent->Count();
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parents:
diff changeset
   298
	for (TInt ii=0; ii<count; ii++)
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   299
		{
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   300
		TResComponent comp = (*iComponent)[ii];
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parents:
diff changeset
   301
		if (comp.iType == EResTypePlain)
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parents:
diff changeset
   302
			{
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parents:
diff changeset
   303
			if (DoMatchDictL(comp, ii, aDictIndex))
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parents:
diff changeset
   304
				{
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   305
				count = iComponent->Count();
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parents:
diff changeset
   306
				ii--;
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parents:
diff changeset
   307
				}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   308
			}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   309
		}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   310
	}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   311
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   312
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parents:
diff changeset
   313
/*
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   314
void CResEntry::MatchZeroSpacedL()
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   315
	{
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   316
	// Find zero spaced data
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   317
	TInt count = iComponent->Count();
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   318
	for (TInt ii=0; ii<count; ii++)
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   319
		{
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   320
		TResComponent comp = (*iComponent)[ii];
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   321
		if (comp.iType == EResTypePlain)
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   322
			{
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   323
			if (DoMatchZeroSpacedL(comp, ii))
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   324
				{
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   325
				count = iComponent->Count();
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   326
				ii--;
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   327
				}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   328
			}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   329
		}
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   330
	}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
TBool CResEntry::DoMatchZeroSpacedL(TResComponent& aComp, TInt aOffset)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
	{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
	// Analyse data and see if there is a string of zero spaced data
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
	// Data, followed by zero
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parents:
diff changeset
   337
	TInt length = aComp.iLength;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
	TInt pos = 0;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
	TInt dataSize = 0;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
	for (TInt ii=0; ii<length-1; ii++)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
		{
f58d6ec98e88 Revision: 200949
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parents:
diff changeset
   342
		if (aComp.iData[ii+1] == 0)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   343
			{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   344
			// Found zero spaced data
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   345
			if (dataSize == 0)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   346
				{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   347
				// Start of zero spaced data
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   348
				pos = ii;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   349
				dataSize = 2;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   350
				}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   351
			else
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   352
				{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   353
				dataSize += 2;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   354
				}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   355
			ii++;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   356
			}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   357
		else
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   358
			{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   359
			// End of zero spaced data
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   360
			if (dataSize > 2)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   361
				{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   362
				SplitPlainDataWithZeroSpacedL(aOffset, pos, dataSize);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   363
				return ETrue;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   364
				}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   365
			dataSize = 0;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   366
			}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   367
		}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   368
	return EFalse;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   369
	}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   370
*/
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   371
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   372
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   373
void CResEntry::MatchSelfL(TInt aRes,CResComp* aResComp)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   374
	{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   375
	// Find duplicates within resource
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   376
	TInt count = iComponent->Count();
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   377
	for (TInt ii=0; ii<count; ii++)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   378
		{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   379
		TResComponent comp = (*iComponent)[ii];
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   380
		if (comp.iType == EResTypePlain)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   381
			{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   382
			if (DoMatchSelfL(comp, ii, aRes, aResComp))
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   383
				{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   384
				count = iComponent->Count();
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   385
				ii--;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   386
				}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   387
			}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   388
		}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   389
	}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   390
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   391
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   392
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   393
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   394
/*
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   395
TBool CResEntry::MatchPreviousComponent(TInt aCompIndex, TDesC8& aMatch)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   396
	{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   397
	TInt size = aMatch.Size();
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   398
	for (TInt ii=0; ii<aCompIndex; ii++)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   399
		{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   400
		TResComponent comp = (*iComponent)[ii];
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   401
		if (comp.iType == EResTypePlain)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   402
			{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   403
			console->Printf(_L("Matching: %d (Length: %d)\n"), aCompIndex, size);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   404
			if (comp.iLength <= size)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   405
				{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   406
				 TPtrC8 buf(comp.iData, comp.iLength);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   407
				 TInt found = buf.Find(aMatch);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   408
				 if (found != KErrNotFound)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   409
					 {
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   410
					 console->Printf(_L("Found\n"));
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   411
					 return ii;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   412
					 }
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   413
				}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   414
			}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   415
		}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   416
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   417
	return KErrNotFound;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   418
	}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   419
*/
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   420
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   421
TBool CResEntry::DoMatchSelfL(TResComponent& aComp, TInt aOffset, TInt aRes, CResComp* aResComp)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   422
	{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   423
	TInt cSize = aComp.iLength;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   424
	TInt matchSize = cSize/2;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   425
	if (matchSize > KMaxDictEntry)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   426
		matchSize = KMaxDictEntry;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   427
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   428
	while (matchSize > 1)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   429
		{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   430
		TInt pos=matchSize;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   431
		TInt positions = (cSize-(matchSize*2))+1;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   432
		while (positions)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   433
			{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   434
			TPtr8 match(aComp.iData + pos, matchSize,matchSize);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   435
			TPtr8 left(aComp.iData, pos, pos);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   436
			TInt found = left.Find(match);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   437
			if (found != KErrNotFound)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   438
				{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   439
				TInt token = iDict->AddEntryL(match);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   440
				// Remove both matches and replace with token
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   441
				SplitPlainDataWithTokenL(aOffset, token, pos);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   442
				SplitPlainDataWithTokenL(aOffset, token, found);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   443
				return ETrue;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   444
				}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   445
			else
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   446
				{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   447
				// Find in all other resources
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   448
				TInt find = aResComp->FindInResources(match, aRes);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   449
				if (find != KErrNotFound)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   450
					{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   451
					TInt token = iDict->AddEntryL(match);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   452
					SplitPlainDataWithTokenL(aOffset, token, pos);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   453
					return ETrue;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   454
					}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   455
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   456
				}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   457
			positions--;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   458
			pos++;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   459
			}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   460
		matchSize--;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   461
		}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   462
	return EFalse;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   463
	}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   464
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   465
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   466
	TResType iType;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   467
	TUint8* iData;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   468
	TInt iLength;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   469
	TInt iToken;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   470
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   471
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   472
void CResEntry::CheckForLongDataStringsL()
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   473
	{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   474
	TInt components = iComponent->Count();
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   475
	for (TInt ii=0; ii<components; ii++)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   476
		{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   477
		TResComponent comp = (*iComponent)[ii];
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   478
		if (comp.iLength > 255)
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   479
			{
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   480
			TInt length = comp.iLength;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   481
			RDebug::Print(_L("Component Too Long!"));
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   482
			TResComponent comp1;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   483
			comp1.iType = comp.iType;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   484
			comp1.iData = comp.iData;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   485
			comp1.iLength = 255;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   486
			comp1.iToken = comp.iToken;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   487
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   488
			TResComponent comp2;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   489
			comp2.iType = comp.iType;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   490
			comp2.iData = comp.iData + 255;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   491
			comp2.iLength = length - 255;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   492
			comp2.iToken = comp.iToken;
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   493
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   494
			iComponent->Delete(ii);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   495
			iComponent->InsertL(ii, comp1);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   496
			iComponent->InsertL(ii+1, comp2);
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   497
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   498
			components = iComponent->Count();
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   499
			}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   500
		}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   501
	}
f58d6ec98e88 Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   502