baseblobhandler.h

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/*
* Copyright 2015 Autodesk, Inc. All rights reserved.
* Use of this software is subject to the terms of the Autodesk license agreement and any attachments or Appendices thereto provided at the time of installation or download,
* or which otherwise accompanies this software in either electronic or hard copy form, or which is signed by you and accepted by Autodesk.
*/


// primary contact: GUAL - secondary contact: NOBODY
#ifndef Navigation_IBlobHandler_H
#define Navigation_IBlobHandler_H


#include "gwnavruntime/blob/iblobtypedescriptor.h"


namespace Kaim
{


class BaseBlobHandler : public IBlobTypeDescriptor
{
    KY_CLASS_WITHOUT_COPY(BaseBlobHandler)

public:
    BaseBlobHandler();
    virtual ~BaseBlobHandler();

    void Clear();
    void ClearAndRelease();

    void InitAsWeakReference(void* blob, KyUInt32 deepBlobSize, KyUInt32 shallowBlobSize = 0);
    void* InitAsStrongReference(KyUInt32 deepBlobSize, KyUInt32 shallowBlobSize, MemoryHeap* heap, KyInt32 memStat);

    const void* VoidBlob() const       { return m_blob; }
    void*       VoidBlob()             { return m_blob; }
    void*       GetMutableBlob() const { return m_blob; }

    // Retrieves the deep size (including BlobRefs) of the blob maintained by this handler. 
    KyUInt32 BlobSize() const { return m_deepBlobSize; }

    // Retrieves the deep size (including BlobRefs) of the blob maintained by this handler. 
    KyUInt32 GetDeepBlobSize()    const { return m_deepBlobSize; }
    KyUInt32 GetShallowBlobSize() const { return m_shallowBlobSize; }

    void SwapEndianess(Endianness::Target e) { DoSwapEndianness(e, m_blob); }

public:
    void* m_blob;                //< The blob handled by this object. 
    KyUInt32 m_deepBlobSize;     //< The size of #m_blob in memory including BlobRefs. 
    KyUInt32 m_shallowBlobSize;  //< The size of #m_blob in memory excluding BlobRefs. 

    void* m_buffer;
    KyUInt32 m_bufferSize;
};


}


#endif