lltransfersourceasset.h
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- /**
- * @file lltransfersourceasset.h
- * @brief Transfer system for sending an asset.
- *
- * $LicenseInfo:firstyear=2006&license=viewergpl$
- *
- * Copyright (c) 2006-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #ifndef LL_LLTRANSFERSOURCEASSET_H
- #define LL_LLTRANSFERSOURCEASSET_H
- #include "lltransfermanager.h"
- #include "llassetstorage.h"
- class LLVFile;
- class LLTransferSourceParamsAsset : public LLTransferSourceParams
- {
- public:
- LLTransferSourceParamsAsset();
- virtual ~LLTransferSourceParamsAsset() {}
- /*virtual*/ void packParams(LLDataPacker &dp) const;
- /*virtual*/ BOOL unpackParams(LLDataPacker &dp);
- void setAsset(const LLUUID &asset_id, const LLAssetType::EType asset_type);
- LLUUID getAssetID() const { return mAssetID; }
- LLAssetType::EType getAssetType() const { return mAssetType; }
- protected:
- LLUUID mAssetID;
- LLAssetType::EType mAssetType;
- };
- class LLTransferSourceAsset : public LLTransferSource
- {
- public:
- LLTransferSourceAsset(const LLUUID &request_id, const F32 priority);
- virtual ~LLTransferSourceAsset();
- static void responderCallback(LLVFS *vfs, const LLUUID& uuid, LLAssetType::EType type,
- void *user_data, S32 result, LLExtStat ext_status );
- protected:
- /*virtual*/ void initTransfer();
- /*virtual*/ F32 updatePriority();
- /*virtual*/ LLTSCode dataCallback(const S32 packet_id,
- const S32 max_bytes,
- U8 **datap,
- S32 &returned_bytes,
- BOOL &delete_returned);
- /*virtual*/ void completionCallback(const LLTSCode status);
- virtual void packParams(LLDataPacker& dp) const;
- /*virtual*/ BOOL unpackParams(LLDataPacker &dp);
- protected:
- LLTransferSourceParamsAsset mParams;
- BOOL mGotResponse;
- S32 mCurPos;
- };
- /**
- * @brief Quick check to see if the asset allows direct download.
- *
- * This might not be the right place for this function call, but it
- * originally started life inside the LLTransferSourceAsset code.
- * @param type The type of asset.
- * @return Returns true if the asset can be fetched by id.
- */
- bool is_asset_fetch_by_id_allowed(LLAssetType::EType type);
- /**
- * @brief Quick check to see if all asset data can be known by the viewer.
- *
- * This might not be the right place for this function call, but it
- * originally started life inside the LLTransferSourceAsset code.
- * @param type The type of asset.
- * @return Returns true if the asset id can be transmitted to the viewer.
- */
- bool is_asset_id_knowable(LLAssetType::EType type);
- #endif // LL_LLTRANSFERSOURCEASSET_H