/*
* Copyright (c) 2004-2009 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:
*
*/
#include "recsisx.h"
#include "dessisdataprovider.h"
#include "swicommon.h"
#include <apadef.h>
#include "patchdata.h"
#include <ecom/ecom.h>
#include <ecom/implementationproxy.h>
#include <u32hal.h>
#include <e32svr.h>
using namespace Swi;
CApaSisxRecognizer::CApaSisxRecognizer() : CApaDataRecognizerType (KApaSisx,
CApaDataRecognizerType::ENormal)
{
iCountDataTypes = KSupportedDataTypesTotal;
}
TUint CApaSisxRecognizer::PreferredBufSize ()
{
return sizeof(TCheckedUid);
}
TDataType CApaSisxRecognizer::SupportedDataTypeL (TInt /*aIndex*/) const
{
return TDataType(KDataTypeSisx);
}
void CApaSisxRecognizer::DoRecognizeL (const TDesC& aName, const TDesC8& aBuffer)
{
iDataType = TDataType(KDataTypeSisx);
iConfidence = ENotRecognized;
if (aBuffer.Size() < sizeof(TCheckedUid))
{
return;
}
TCheckedUid checkedUID(aBuffer.Mid(0, sizeof(TCheckedUid)) );
if (checkedUID.UidType()[0] != KUidSisxFile)
return;
const TInt positionOfExtDelimiter=aName.LocateReverse(TChar(KExtDelimiter));
TUint8 patchableConst = KSisxRecognizerConst;
#ifdef __WINS__
// For the emulator allow the constant to be patched via epoc.ini
UserSvr::HalFunction(EHalGroupEmulator, EEmulatorHalIntProperty,
(TAny*)"KSisxRecognizerConst", &patchableConst); // read emulator property (if present)
#endif
if (patchableConst)
{
if (positionOfExtDelimiter >= 0)
{
if ((aName.Mid(positionOfExtDelimiter).CompareF(KFileExtensionSisx) == 0) ||
(aName.Mid(positionOfExtDelimiter).CompareF(KFileExtensionLegacySis) == 0))
{
iConfidence = ECertain;
}
// All other extentions will be set to ENotRecognized
}
}
else
{
// When KSisxRecognizerConst is zero, use the following method to recognise file extentions
if ((positionOfExtDelimiter >= 0) &&
(aName.Mid(positionOfExtDelimiter).CompareF(KFileExtensionSisx) == 0))
{
iConfidence = ECertain;
}
else
{
iConfidence = EPossible;
}
}
}
CApaDataRecognizerType* CApaSisxRecognizer::CreateRecognizerL()
{
return new (ELeave) CApaSisxRecognizer();
}
const TImplementationProxy ImplementationTable[] =
{
IMPLEMENTATION_PROXY_ENTRY(0x10204FC7, CApaSisxRecognizer::CreateRecognizerL)
};
EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
{
aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
return ImplementationTable;
}