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// Copyright (c) 1998-2009 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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// e32test\misc\unzip.h
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//
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//
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#ifndef __UNZIP_H__
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#define __UNZIP_H__
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#include <e32cmn.h>
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#ifdef __KERNEL_MODE__
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#define MALLOC(x) Kern::Alloc(x)
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#define FREE(x) Kern::Free(x)
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#define WAIT_FOR_ANY_REQUEST() Kern::WaitForAnyRequest()
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#else
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#include <e32std.h>
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#define MALLOC(x) User::Alloc(x)
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#define FREE(x) User::Free(x)
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#define WAIT_FOR_ANY_REQUEST() User::WaitForAnyRequest()
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#define WAIT_FOR_REQUEST(x) User::WaitForRequest(x)
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#define DELAY(x) User::After(x)
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#endif
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const TInt KZipLocalHeaderLen=30;
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const TInt KZipExtHeaderLen=16;
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const TUint KZipSignature=0x04034b50u;
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const TInt KZipWindowSize=0x8000;
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class TZipInfo
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{
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public:
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TInt iFlags;
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TInt iMethod;
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TUint iCrc;
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TInt iCompressedSize;
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TInt iUncompressedSize;
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TInt iFileNameLength;
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TInt iExtraLength;
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TInt iNameOffset;
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TInt iDataOffset;
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TBuf<128> iName;
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TUint iInBufSize; // must be a power of 2
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volatile TUint iFileBufW;
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volatile TUint iFileBufR;
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TUint iFileBufSize; // must be a power of 2 and a multiple of iInBufSize
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TUint8* iFileBuf;
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TRequestStatus iProcessedHeader;
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volatile TInt iHeaderDone;
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TUint8* iOutBuf;
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TInt iRemain;
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TInt iThreadHandle;
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TRequestStatus iThreadStatus;
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};
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GLREF_C void AcceptUnzippedBlock(TZipInfo& aInfo, TUint8*& aOutPtr, TInt aError);
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GLREF_C TInt InitInfo(TZipInfo& a);
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GLREF_C TInt UnzipThread(TAny* aInfo);
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GLREF_C TInt ReadBlockToBuffer(TZipInfo& a);
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GLREF_C TInt ReadInputData(TUint8* aDest, TInt& aLength);
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GLREF_C TInt UnzipComplete(TZipInfo& a, TUint8* aOutPtr, TInt aError);
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#endif
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