CWE-ou-minkata/Sources/Plasma/FeatureLib/pfSecurePreloader/pfSecurePreloader.h

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
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 or by snail mail at:
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*==LICENSE==*/
#ifndef __pfSecurePreloader_h__
#define __pfSecurePreloader_h__

#include "HeadSpin.h"
#include "pnKeyedObject/hsKeyedObject.h"
#include "plNetGameLib/plNetGameLib.h"
#include <queue>

class plOperationProgress;
class hsRAMStream;

///////////////////////////////////////////////////////////////////////////////
// pfSecurePreloader - a class for handling files we want downloaded from the
// server into a temporary directory, secured, and deleted on exit. Puts stuff
// into plStreamSource for us
///////////////////////////////////////////////////////////////////////////////
class pfSecurePreloader : public hsKeyedObject
{
private:

    static pfSecurePreloader*     fInstance;
    std::queue<const wchar_t*>    fManifestEntries;
    std::queue<const wchar_t*>    fDownloadEntries;
    plOperationProgress*          fProgress;
    uint32_t                        fEncryptionKey[4];
    bool                          fLegacyMode;

    hsRAMStream* LoadToMemory(const wchar_t* file) const;
    void SaveFile(hsStream* file, const wchar_t* name) const;
    bool IsZipped(const wchar_t* filename) const;

public:
    pfSecurePreloader();
    ~pfSecurePreloader();

    CLASSNAME_REGISTER(pfSecurePreloader);
    GETINTERFACE_ANY(pfSecurePreloader, hsKeyedObject);

    void Init();
    void Start();
    void Terminate();
    void Finish();
    void Shutdown();

    void PreloadManifest(const NetCliFileManifestEntry manifestEntries[], uint32_t entryCount);
    void PreloadManifest(const NetCliAuthFileInfo manifestEntries[], uint32_t entryCount);
    void PreloadNextFile();
    void FilePreloaded(const wchar_t* filename, hsStream* stream);
   
    plOperationProgress* GetProgressBar() { return fProgress; }

    static pfSecurePreloader* GetInstance();
    static void SetInstance(pfSecurePreloader* instance) { fInstance = instance; }
};

#endif // __pfSecurePreloader_h__