AdvFileAttr.h

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#pragma once

#include "types.h"
#include "WorkQueue.h"

// --> Moonlight: Sparse&Compressed support
// Moonlight: Sparse&Compressed support <--

class CAdvFileAttr : CWorkQueueItem
{
public:
    CAdvFileAttr(CFile *file = NULL);
    ~CAdvFileAttr(void);

public:
    bool        MakeSparse              (bool forceScan = false);
    bool        MakeCompressed          (bool makeCompressed = true);
    void        SetFilePtr              (CFile *file = NULL);
    bool        LoadAttributes          (void);

    void        Cancel                  (void);
    uint32      GetTempFSCappabilities  (void)  {return m_TempFSCapabilities;}
    uint32      GetFileAttributes       (void)  {return m_FileAttributes;}

    bool        isSparse            (void)      {return (m_FileAttributes & FILE_ATTRIBUTE_SPARSE_FILE) != 0;}
    bool        isCompressed        (void)      {return (m_FileAttributes & FILE_ATTRIBUTE_COMPRESSED) != 0;}
    bool        isFSSparse          (void)      {return (m_TempFSCapabilities & FILE_SUPPORTS_SPARSE_FILES) != 0;}
    bool        isFSCompressed      (void)      {return (m_TempFSCapabilities & FILE_FILE_COMPRESSION) != 0;}
    bool        isBusy              (void)      {return m_LastOp != TOps_Nothing;}
    bool        isCancel            (void)      {return m_LastOp == TOps_Cancel;}

    void        ThreadWork          (void);

private:
    bool        WorkSparse          (void);
    void        WorkCompress        (void);
    void        QueueDelCB          (void)  {m_LastOp = TOps_Nothing;}

private:
    static      CWorkQueue          m_WorkQueue;

    enum {
        TOps_Nothing,
        TOps_Compress,
        TOps_Sparse,
        TOps_Cancel
    } m_LastOp;
    
    uint32              m_FileAttributes;
    uint32              m_TempFSCapabilities;
    CFile               *m_pCFile;
};

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