Second Life viewer sources 1.13.2.12

1 files changed, 218 insertions, 0 deletions

diff --git a/linden/indra/llmessage/llxfer_mem.cpp b/linden/indra/llmessage/llxfer_mem.cpp
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+++ b/linden/indra/llmessage/llxfer_mem.cpp
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+/** 
+ * @file llxfer_mem.cpp
+ * @brief implementation of LLXfer_Mem class for a single xfer
+ *
+ * Copyright (c) 2001-2007, Linden Research, Inc.
+ * 
+ * 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://secondlife.com/developers/opensource/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://secondlife.com/developers/opensource/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.
+ */
+
+#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 ()
+{
+        free();
+}
+
+///////////////////////////////////////////////////////////
+
+void LLXfer_Mem::init ()
+{
+        mRemoteFilename[0] = '\0';
+        mRemotePath = LL_PATH_NONE;
+        mDeleteRemoteOnCompletion = FALSE;
+}
+        
+///////////////////////////////////////////////////////////
+
+void LLXfer_Mem::free ()
+{
+        LLXfer::free();
+}
+
+///////////////////////////////////////////////////////////
+
+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: " << getName() << endl;
+
+        mStatus = e_LL_XFER_PENDING;
+
+        return (retval);
+}
+
+///////////////////////////////////////////////////////////
+
+S32 LLXfer_Mem::processEOF()
+{
+        S32 retval = 0;
+
+        mStatus = e_LL_XFER_COMPLETE;
+
+        llinfos << "xfer complete: " << getName() << llendl;
+
+        if (mCallback)
+        {
+                mCallback((void *)mBuffer,mBufferLength,mCallbackDataHandle,mCallbackResult);
+        }
+
+        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),
+                                                                  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;
+
+        strncpy(mRemoteFilename, remote_filename.c_str(), LL_MAX_PATH);         /* Flawfinder : ignore */
+        mRemotePath = remote_path;
+        mDeleteRemoteOnCompletion = delete_remote_on_completion;
+
+        llinfos << "Requesting file: " << remote_filename << llendl;
+
+        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;
+}
+
+
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