lltransfertargetvfile.h

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#ifndef LL_LLTRANSFERTARGETVFILE_H
#define LL_LLTRANSFERTARGETVFILE_H

#include "lltransfermanager.h"
#include "llassetstorage.h"
#include "llvfile.h"

class LLVFile;

// Lame, an S32 for now until I figure out the deal with how we want to do
// error codes.
typedef void (*LLTTVFCompleteCallback)(
        S32 status,
        const LLUUID& file_id,
        LLAssetType::EType file_type,
        void* user_data, LLExtStat ext_status );

class LLTransferTargetParamsVFile : public LLTransferTargetParams
{
public:
        LLTransferTargetParamsVFile();

        void setAsset(const LLUUID& asset_id, LLAssetType::EType asset_type);
        void setCallback(LLTTVFCompleteCallback cb, void* user_data);

        LLUUID getAssetID() const                                               { return mAssetID; }
        LLAssetType::EType getAssetType() const                 { return mAssetType; }

        friend class LLTransferTargetVFile;
protected:
        bool unpackParams(LLDataPacker& dp);

        LLUUID                          mAssetID;
        LLAssetType::EType      mAssetType;

        LLTTVFCompleteCallback  mCompleteCallback;
        void*                                   mUserDatap;
        S32                                             mErrCode;
        LLVFSThread::handle_t   mHandle;
};


class LLTransferTargetVFile : public LLTransferTarget
{
public:
        LLTransferTargetVFile(const LLUUID& uuid, LLTransferSourceType src_type);
        virtual ~LLTransferTargetVFile();

        //static void requestTransfer(LLTransferTargetChannel* channelp,
        //                                                      const char* local_filename,
        //                                                      const LLTransferSourceParams& source_params,
        //                                                      LLTTVFCompleteCallback callback);

        static void updateQueue(bool shutdown = false);
        
protected:
        virtual bool unpackParams(LLDataPacker& dp);
        /*virtual*/ void applyParams(const LLTransferTargetParams& params);
        /*virtual*/ LLTSCode dataCallback(const S32 packet_id, U8* in_datap, const S32 in_size);
        /*virtual*/ void completionCallback(const LLTSCode status);

        LLTransferTargetParamsVFile mParams;

        BOOL mNeedsCreate;
        LLUUID mTempID;
};

#endif // LL_LLTRANSFERTARGETFILE_H

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