Second Life viewer sources 1.13.2.12

1 files changed, 215 insertions, 0 deletions

diff --git a/linden/indra/newview/llviewerassetstorage.cpp b/linden/indra/newview/llviewerassetstorage.cpp
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+++ b/linden/indra/newview/llviewerassetstorage.cpp
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+/** 
+ * @file llviewerassetstorage.cpp
+ * @brief Subclass capable of loading asset data to/from an external source.
+ *
+ * Copyright (c) 2003-2007, 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 "llviewerprecompiledheaders.h"
+
+#include "llagent.h"
+#include "llviewerassetstorage.h"
+#include "llviewerbuild.h"
+#include "llvfile.h"
+#include "llvfs.h"
+
+LLViewerAssetStorage::LLViewerAssetStorage(LLMessageSystem *msg, LLXferManager *xfer,
+                                                                                   LLVFS *vfs, const LLHost &upstream_host)
+                : LLAssetStorage(msg, xfer, vfs, upstream_host)
+{
+}
+
+
+LLViewerAssetStorage::LLViewerAssetStorage(LLMessageSystem *msg, LLXferManager *xfer,
+                                                                                   LLVFS *vfs)
+                : LLAssetStorage(msg, xfer, vfs)
+{
+}
+
+// virtual 
+void LLViewerAssetStorage::storeAssetData(
+        const LLTransactionID& tid,
+        LLAssetType::EType asset_type,
+        LLStoreAssetCallback callback,
+        void* user_data,
+        bool temp_file,
+        bool is_priority,
+        bool store_local)
+{
+        LLAssetID asset_id = tid.makeAssetID(gAgent.getSecureSessionID());
+        llinfos << "LLViewerAssetStorage::storeAssetData (legacy) " << tid << ":" << LLAssetType::lookup(asset_type)
+                        << " ASSET_ID: " << asset_id << llendl;
+        
+        if (mUpstreamHost.isOk())
+        {
+                if (mVFS->getExists(asset_id, asset_type))
+                {
+                        // Pack data into this packet if we can fit it.
+                        U8 buffer[MTUBYTES];
+                        buffer[0] = 0;
+
+                        LLVFile vfile(mVFS, asset_id, asset_type, LLVFile::READ);
+                        S32 asset_size = vfile.getSize();
+
+                        LLAssetRequest *req = new LLAssetRequest(asset_id, asset_type);
+                        req->mUpCallback = callback;
+                        req->mUserData = user_data;
+
+                        if (asset_size < 1)
+                        {
+                                // This can happen if there's a bug in our code or if the VFS has been corrupted.
+                                llwarns << "LLViewerAssetStorage::storeAssetData()  Data _should_ already be in the VFS, but it's not! " << asset_id << llendl;
+
+                                delete req;
+                                if (callback)
+                                {
+                                        callback(asset_id, user_data, LL_ERR_ASSET_REQUEST_FAILED);
+                                }
+                                return;
+                        }
+                        else if(is_priority)
+                        {
+                                mPendingUploads.push_front(req);
+                        }
+                        else
+                        {
+                                mPendingUploads.push_back(req);
+                        }
+
+                        // Read the data from the VFS if it'll fit in this packet.
+                        if (asset_size + 100 < MTUBYTES)
+                        {
+                                BOOL res = vfile.read(buffer, asset_size);
+                                S32 bytes_read = res ? vfile.getLastBytesRead() : 0;
+                                
+                                if( bytes_read == asset_size )
+                                {
+                                        req->mDataSentInFirstPacket = TRUE;
+                                        //llinfos << "LLViewerAssetStorage::createAsset sending data in first packet" << llendl;
+                                }
+                                else
+                                {
+                                        llwarns << "Probable corruption in VFS file, aborting store asset data" << llendl;
+                                        if (callback)
+                                        {
+                                                callback(asset_id, user_data,  LL_ERR_ASSET_REQUEST_NONEXISTENT_FILE);
+                                        }
+                                        return;
+                                }
+                        }
+                        else
+                        {
+                                // Too big, do an xfer
+                                buffer[0] = 0;
+                                asset_size = 0;
+                        }
+                        mMessageSys->newMessageFast(_PREHASH_AssetUploadRequest);
+                        mMessageSys->nextBlockFast(_PREHASH_AssetBlock);
+                        mMessageSys->addUUIDFast(_PREHASH_TransactionID, tid);
+                        mMessageSys->addS8Fast(_PREHASH_Type, (S8)asset_type);
+                        mMessageSys->addBOOLFast(_PREHASH_Tempfile, temp_file);
+                        mMessageSys->addBOOLFast(_PREHASH_StoreLocal, store_local);
+                        mMessageSys->addBinaryDataFast( _PREHASH_AssetData, buffer, asset_size );
+                        mMessageSys->sendReliable(mUpstreamHost);
+                }
+                else
+                {
+                        llwarns << "AssetStorage: attempt to upload non-existent vfile " << asset_id << ":" << LLAssetType::lookup(asset_type) << llendl;
+                        if (callback)
+                        {
+                                callback(asset_id, user_data,  LL_ERR_ASSET_REQUEST_NONEXISTENT_FILE);
+                        }
+                }
+        }
+        else
+        {
+                llwarns << "Attempt to move asset store request upstream w/o valid upstream provider" << llendl;
+                if (callback)
+                {
+                        callback(asset_id, user_data, LL_ERR_CIRCUIT_GONE);
+                }
+        }
+}
+
+void LLViewerAssetStorage::storeAssetData(
+        const char* filename,
+        const LLTransactionID& tid,
+        LLAssetType::EType asset_type,
+        LLStoreAssetCallback callback,
+        void* user_data,
+        bool temp_file,
+        bool is_priority)
+{
+        LLAssetID asset_id = tid.makeAssetID(gAgent.getSecureSessionID());
+        llinfos << "LLViewerAssetStorage::storeAssetData (legacy)" << asset_id << ":" << LLAssetType::lookup(asset_type) << llendl;
+
+        LLLegacyAssetRequest *legacy = new LLLegacyAssetRequest;
+
+        llinfos << "ASSET_ID: " << asset_id << llendl;
+
+        legacy->mUpCallback = callback;
+        legacy->mUserData = user_data;
+
+        FILE *fp = LLFile::fopen(filename, "rb");
+        if (fp)
+        {
+                LLVFile file(mVFS, asset_id, asset_type, LLVFile::WRITE);
+
+                fseek(fp, 0, SEEK_END);
+                S32 size = ftell(fp);
+                fseek(fp, 0, SEEK_SET);
+
+                file.setMaxSize(size);
+
+                const S32 buf_size = 65536;
+                U8 copy_buf[buf_size];
+                while ((size = (S32)fread(copy_buf, 1, buf_size, fp)))
+                {
+                        file.write(copy_buf, size);
+                }
+                fclose(fp);
+
+                // if this upload fails, the caller needs to setup a new tempfile for us
+                if (temp_file)
+                {
+                        LLFile::remove(filename);
+                }
+                
+                LLViewerAssetStorage::storeAssetData(
+                        tid,
+                        asset_type,
+                        legacyStoreDataCallback,
+                        (void**)legacy,
+                        temp_file,
+                        is_priority);
+        }
+        else
+        {
+                if (callback)
+                {
+                        callback(asset_id, user_data, LL_ERR_CANNOT_OPEN_FILE);
+                }
+        }
+}