219 lines
4.8 KiB
C++
219 lines
4.8 KiB
C++
/**
|
|
* @file llxfer_mem.cpp
|
|
* @brief implementation of LLXfer_Mem class for a single xfer
|
|
*
|
|
* $LicenseInfo:firstyear=2001&license=viewerlgpl$
|
|
* Second Life Viewer Source Code
|
|
* Copyright (C) 2010, Linden Research, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation;
|
|
* version 2.1 of the License only.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
|
|
* $/LicenseInfo$
|
|
*/
|
|
|
|
#include "linden_common.h"
|
|
|
|
#include "llxfer_mem.h"
|
|
#include "lluuid.h"
|
|
#include "llerror.h"
|
|
#include "llmath.h"
|
|
|
|
///////////////////////////////////////////////////////////
|
|
|
|
LLXfer_Mem::LLXfer_Mem ()
|
|
: LLXfer(-1)
|
|
{
|
|
init();
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////
|
|
|
|
LLXfer_Mem::~LLXfer_Mem ()
|
|
{
|
|
cleanup();
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////
|
|
|
|
void LLXfer_Mem::init ()
|
|
{
|
|
mRemoteFilename.clear();
|
|
mRemotePath = LL_PATH_NONE;
|
|
mDeleteRemoteOnCompletion = FALSE;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////
|
|
|
|
void LLXfer_Mem::cleanup ()
|
|
{
|
|
LLXfer::cleanup();
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////
|
|
|
|
void LLXfer_Mem::setXferSize (S32 xfer_size)
|
|
{
|
|
mXferSize = xfer_size;
|
|
|
|
delete[] mBuffer;
|
|
mBuffer = new char[xfer_size];
|
|
|
|
mBufferLength = 0;
|
|
mBufferStartOffset = 0;
|
|
mBufferContainsEOF = TRUE;
|
|
|
|
// cout << "starting transfer of size: " << xfer_size << endl;
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////
|
|
|
|
U64 LLXfer_Mem::registerXfer(U64 xfer_id, const void *datap, const S32 length)
|
|
{
|
|
mID = xfer_id;
|
|
|
|
if (datap)
|
|
{
|
|
setXferSize(length);
|
|
if (mBuffer)
|
|
{
|
|
memcpy(mBuffer,datap,length); /* Flawfinder : ignore */
|
|
mBufferLength = length;
|
|
}
|
|
else
|
|
{
|
|
xfer_id = 0;
|
|
}
|
|
}
|
|
|
|
mStatus = e_LL_XFER_REGISTERED;
|
|
return (xfer_id);
|
|
}
|
|
|
|
S32 LLXfer_Mem::startSend (U64 xfer_id, const LLHost &remote_host)
|
|
{
|
|
S32 retval = LL_ERR_NOERR; // presume success
|
|
|
|
if (mXferSize <= 0)
|
|
{
|
|
return LL_ERR_FILE_EMPTY;
|
|
}
|
|
|
|
mRemoteHost = remote_host;
|
|
mID = xfer_id;
|
|
mPacketNum = -1;
|
|
|
|
// cout << "Sending file: " << getFileName() << endl;
|
|
|
|
mStatus = e_LL_XFER_PENDING;
|
|
|
|
return (retval);
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////
|
|
|
|
S32 LLXfer_Mem::processEOF()
|
|
{
|
|
S32 retval = 0;
|
|
|
|
mStatus = e_LL_XFER_COMPLETE;
|
|
|
|
LL_INFOS() << "xfer complete: " << getFileName() << LL_ENDL;
|
|
|
|
if (mCallback)
|
|
{
|
|
mCallback((void *)mBuffer,mBufferLength,mCallbackDataHandle,mCallbackResult,LL_EXSTAT_NONE);
|
|
}
|
|
|
|
return(retval);
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////
|
|
|
|
S32 LLXfer_Mem::initializeRequest(U64 xfer_id,
|
|
const std::string& remote_filename,
|
|
ELLPath remote_path,
|
|
const LLHost& remote_host,
|
|
BOOL delete_remote_on_completion,
|
|
void (*callback)(void*,S32,void**,S32,LLExtStat),
|
|
void** user_data)
|
|
{
|
|
S32 retval = 0; // presume success
|
|
|
|
mRemoteHost = remote_host;
|
|
|
|
// create a temp filename string using a GUID
|
|
mID = xfer_id;
|
|
mCallback = callback;
|
|
mCallbackDataHandle = user_data;
|
|
mCallbackResult = LL_ERR_NOERR;
|
|
|
|
mRemoteFilename = remote_filename;
|
|
mRemotePath = remote_path;
|
|
mDeleteRemoteOnCompletion = delete_remote_on_completion;
|
|
|
|
LL_INFOS() << "Requesting file: " << remote_filename << LL_ENDL;
|
|
|
|
delete [] mBuffer;
|
|
mBuffer = NULL;
|
|
|
|
mBufferLength = 0;
|
|
mPacketNum = 0;
|
|
mStatus = e_LL_XFER_PENDING;
|
|
return retval;
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////
|
|
|
|
S32 LLXfer_Mem::startDownload()
|
|
{
|
|
S32 retval = 0; // presume success
|
|
gMessageSystem->newMessageFast(_PREHASH_RequestXfer);
|
|
gMessageSystem->nextBlockFast(_PREHASH_XferID);
|
|
gMessageSystem->addU64Fast(_PREHASH_ID, mID);
|
|
gMessageSystem->addStringFast(_PREHASH_Filename, mRemoteFilename);
|
|
gMessageSystem->addU8("FilePath", (U8) mRemotePath);
|
|
gMessageSystem->addBOOL("DeleteOnCompletion", mDeleteRemoteOnCompletion);
|
|
gMessageSystem->addBOOL("UseBigPackets", BOOL(mChunkSize == LL_XFER_LARGE_PAYLOAD));
|
|
gMessageSystem->addUUIDFast(_PREHASH_VFileID, LLUUID::null);
|
|
gMessageSystem->addS16Fast(_PREHASH_VFileType, -1);
|
|
|
|
gMessageSystem->sendReliable(mRemoteHost);
|
|
mStatus = e_LL_XFER_IN_PROGRESS;
|
|
|
|
return (retval);
|
|
}
|
|
|
|
//////////////////////////////////////////////////////////
|
|
|
|
U32 LLXfer_Mem::getXferTypeTag()
|
|
{
|
|
return LLXfer::XFER_MEM;
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|