/** 
 * @file lltransfersourcefile.h
 * @brief Transfer system for sending a file.
 *
 * $LicenseInfo:firstyear=2006&license=viewergpl$
 * 
 * Copyright (c) 2006-2009, 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_LLTRANSFERSOURCEFILE_H
#define LL_LLTRANSFERSOURCEFILE_H

#include "lltransfermanager.h"

class LLTransferSourceParamsFile : public LLTransferSourceParams
{
public:
	LLTransferSourceParamsFile();
	virtual ~LLTransferSourceParamsFile() {}
	/*virtual*/ void packParams(LLDataPacker &dp) const;
	/*virtual*/ BOOL unpackParams(LLDataPacker &dp);

	void setFilename(const std::string &filename)		{ mFilename = filename; }
	std::string getFilename() const					{ return mFilename; }

	void setDeleteOnCompletion(BOOL enabled)		{ mDeleteOnCompletion = enabled; }
	BOOL getDeleteOnCompletion()					{ return mDeleteOnCompletion; }
protected:
	std::string mFilename;
	// ONLY DELETE THINGS OFF THE SIM IF THE FILENAME BEGINS IN 'TEMP'
	BOOL mDeleteOnCompletion;
};

class LLTransferSourceFile : public LLTransferSource
{
public:
	LLTransferSourceFile(const LLUUID &transfer_id, const F32 priority);
	virtual ~LLTransferSourceFile();

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:
	LLTransferSourceParamsFile mParams;
	LLFILE *mFP;
};

#endif // LL_LLTRANSFERSOURCEFILE_H