lltransfertargetfile.cpp
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- /**
- * @file lltransfertargetfile.cpp
- * @brief Transfer system for receiving a file.
- *
- * $LicenseInfo:firstyear=2006&license=viewergpl$
- *
- * 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.
- * $/LicenseInfo$
- */
- #include "linden_common.h"
- #include "lltransfertargetfile.h"
- #include "llerror.h"
- LLTransferTargetFile::LLTransferTargetFile(
- const LLUUID& uuid,
- LLTransferSourceType src_type) :
- LLTransferTarget(LLTTT_FILE, uuid, src_type),
- mFP(NULL)
- {
- }
- LLTransferTargetFile::~LLTransferTargetFile()
- {
- if (mFP)
- {
- llerrs << "LLTransferTargetFile::~LLTransferTargetFile - Should have been cleaned up in completion callback" << llendl;
- fclose(mFP);
- mFP = NULL;
- }
- }
- // virtual
- bool LLTransferTargetFile::unpackParams(LLDataPacker& dp)
- {
- // we can safely ignore this call
- return true;
- }
- void LLTransferTargetFile::applyParams(const LLTransferTargetParams ¶ms)
- {
- if (params.getType() != mType)
- {
- llwarns << "Target parameter type doesn't match!" << llendl;
- return;
- }
- mParams = (LLTransferTargetParamsFile &)params;
- }
- LLTSCode LLTransferTargetFile::dataCallback(const S32 packet_id, U8 *in_datap, const S32 in_size)
- {
- //llinfos << "LLTransferTargetFile::dataCallback" << llendl;
- //llinfos << "Packet: " << packet_id << llendl;
- if (!mFP)
- {
- mFP = LLFile::fopen(mParams.mFilename, "wb"); /* Flawfinder: ignore */
- if (!mFP)
- {
- llwarns << "Failure opening " << mParams.mFilename << " for write by LLTransferTargetFile" << llendl;
- return LLTS_ERROR;
- }
- }
- if (!in_size)
- {
- return LLTS_OK;
- }
- S32 count = (S32)fwrite(in_datap, 1, in_size, mFP);
- if (count != in_size)
- {
- llwarns << "Failure in LLTransferTargetFile::dataCallback!" << llendl;
- return LLTS_ERROR;
- }
- return LLTS_OK;
- }
- void LLTransferTargetFile::completionCallback(const LLTSCode status)
- {
- llinfos << "LLTransferTargetFile::completionCallback" << llendl;
- if (mFP)
- {
- fclose(mFP);
- }
- // Still need to gracefully handle error conditions.
- switch (status)
- {
- case LLTS_DONE:
- break;
- case LLTS_ABORT:
- case LLTS_ERROR:
- // We're aborting this transfer, we don't want to keep this file.
- llwarns << "Aborting file transfer for " << mParams.mFilename << llendl;
- if (mFP)
- {
- // Only need to remove file if we successfully opened it.
- LLFile::remove(mParams.mFilename);
- }
- default:
- break;
- }
- mFP = NULL;
- if (mParams.mCompleteCallback)
- {
- mParams.mCompleteCallback(status, mParams.mUserData);
- }
- }