/*

* Copyright (c) 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:  

*

*/

#include "launcherdllparser.h"

#include "launchertraces.h"

// ---------------------------------------------------------------------------

CLauncherDLLParser::~CLauncherDLLParser()

    {

    LOGSTRING("Launcher: CLauncherDLLParser::~CLauncherDLLParser");

    }

// ---------------------------------------------------------------------------

CLauncherDLLParser::CLauncherDLLParser()

    {

    LOGSTRING("Launcher: CLauncherDLLParser::CLauncherDLLParser");

    }

// ---------------------------------------------------------------------------

CLauncherDLLParser* CLauncherDLLParser::NewL()

    {

    LOGSTRING("Launcher: CLauncherDLLParser::NewL");

    CLauncherDLLParser* self = CLauncherDLLParser::NewLC();    

    CleanupStack::Pop();

    return self;

    }

// ---------------------------------------------------------------------------

CLauncherDLLParser* CLauncherDLLParser::NewLC()

    {

    LOGSTRING("Launcher: CLauncherDLLParser::NewLC");

    CLauncherDLLParser* self = new (ELeave) CLauncherDLLParser;

    CleanupStack::PushL(self);

    self->ConstructL();

    return self;

    }

// ---------------------------------------------------------------------------

void CLauncherDLLParser::ConstructL()

    {

    }

// ---------------------------------------------------------------------------

void CLauncherDLLParser::ParseL( RFs& aFileSession, RFile& aFile, CLauncherDLLElement& aElement )

    {

    TFileName dllName;

    TFileName fullName;

    TUid tmpUID;

    TInt offset = 0;

    aFile.Name(dllName);

    aFile.FullName(fullName);

    aElement.SetNameL(dllName);

    TBool isFileInRom = aFileSession.IsFileInRom(fullName) != 0;

    /**

     * Read UID1

     */

    offset = UID1_OFFSET;

    aFile.Seek(ESeekStart, offset); // Set file position   

    tmpUID.iUid = ReadUint32L(aFile);    

    aElement.SetUID1L(tmpUID);    

    /**

     * Read UID2

     */

    offset = UID2_OFFSET;

    aFile.Seek(ESeekStart, offset); // Set file position

    tmpUID.iUid = ReadUint32L(aFile);    

    aElement.SetUID2L(tmpUID);

    /**

     * Read UID3

     */

    offset = UID3_OFFSET;

    aFile.Seek(ESeekStart, offset); // Set file position

    tmpUID.iUid = ReadUint32L(aFile);    

    aElement.SetUID3L(tmpUID);

    /**

     * Read SID

     */

    if( isFileInRom )

        offset = SID_OFFSET_ROM;

    else

        offset = SID_OFFSET_ROFS;

    aFile.Seek(ESeekStart, offset); // Set file position

    tmpUID.iUid = ReadUint32L(aFile);    

    aElement.SetSIDL(tmpUID);

    /**

     * Read Capability

     */

    if( isFileInRom )

        offset = CAPABILITY_OFFSET_ROM;

    else

        offset = CAPABILITY_OFFSET_ROFS;

    aFile.Seek(ESeekStart, offset); // Set file position

    TUint32 tmpVal = ReadUint32L(aFile);

    aElement.SetCapabilityL(tmpVal);    

    }

// ---------------------------------------------------------------------------

TUint32 CLauncherDLLParser::ReadUint32L( RFile& aFile )

    {

    TBuf8<4> tempBuf;    

    User::LeaveIfError(aFile.Read(tempBuf, 4));

    const TUint8* ptr = tempBuf.Ptr();    

    return TUint32(ptr[0] | (ptr[1]<<8) | (ptr[2]<<16) | (ptr[3]<<24));    

    }