--- a/e32tools/e32lib/e32image/deflate/compress.cpp Thu Nov 04 09:07:09 2010 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,126 +0,0 @@
-// Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
-// All rights reserved.
-// This component and the accompanying materials are made available
-// under the terms of "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:
-// e32tools\petran\Szip\compress.cpp
-//
-//
-
-#include "deflate.h"
-
-#if defined(__MSVCDOTNET__) || defined(__TOOLS2__)
-#include <fstream>
-#else //__MSVCDOTNET__
-#include <fstream.h>
-#endif //__MSVCDOTNET__
-
-#include <assert.h>
-#include "h_utl.h"
-
-class TFileOutput : public TBitOutput
- {
- enum {KBufSize=0x1000};
-public:
- TFileOutput(ostream& os);
- void FlushL();
- TUint32 iDataCount;
-private:
- void OverflowL();
-private:
- ostream& iOutStream;
- TUint8 iBuf[KBufSize];
- };
-
-TFileOutput::TFileOutput(ostream& os)
- :iOutStream(os)
- {
- Set(iBuf,KBufSize);
- }
-
-void TFileOutput::OverflowL()
-//
-// empty the buffer and reset the pointers
-//
- {
- FlushL();
- Set(iBuf,KBufSize);
- }
-
-void TFileOutput::FlushL()
-//
-// write out the contents of the buffer
-//
- {
- TInt len=Ptr()-iBuf;
- if (len)
- {
- iOutStream.write(reinterpret_cast<char *>(iBuf), len); // write extended header
- iDataCount += len;
- }
- }
-
-void DeflateCompress(char *bytes,TInt size,ostream &os)
- {
- TFileOutput* output=new TFileOutput(os);
- output->iDataCount = 0;
- DeflateL((TUint8*)bytes,size,*output);
- output->FlushL();
- delete output;
- }
-
-TUint32 DeflateCompressCheck(char *bytes,TInt size,ostream &os)
- {
- TUint32 r = 0;
- TFileOutput* output=new TFileOutput(os);
- output->iDataCount = 0;
- DeflateL((TUint8*)bytes,size,*output);
- output->FlushL();
-
- r = output->iDataCount; // Preserve the compressed count
- delete output;
- return r; // Return the compressed size
- }
-
-class TFileInput : public TBitInput
- {
-public:
- TFileInput(unsigned char* source,int size);
-
-private:
- void UnderflowL();
-private:
- TUint8* iReadBuf;
- TInt iSize;
- };
-
-TFileInput::TFileInput(unsigned char* source,int size)
- :iReadBuf(source),iSize(size)
- {
- Set(source,iSize*8);
- }
-
-
-void TFileInput::UnderflowL()
- {
- Print(ESevereError,"Buffer underflow on deflate\n");
- }
-
-void InflateUnCompress(unsigned char* source, int sourcesize,unsigned char* dest, int destsize)
- {
- TFileInput* input = new TFileInput(source, sourcesize);
- CInflater* inflater=CInflater::NewLC(*input);
- inflater->ReadL(dest,destsize);
- delete input;
- //delete inflater;
- }
-
-