public void AddUpload(LLUUID transactionID, AssetBase asset)
{
AssetTransaction upload = new AssetTransaction();
lock (this.transactions)
{
upload.Asset = asset;
upload.TransactionID = transactionID;
this.transactions.Add(transactionID, upload);
}
if (upload.Asset.Data.Length > 2)
{
//is complete
upload.UploadComplete = true;
AssetUploadCompletePacket response = new AssetUploadCompletePacket();
response.AssetBlock.Type = asset.Type;
response.AssetBlock.Success = true;
response.AssetBlock.UUID = transactionID.Combine(this.ourClient.SecureSessionID);
this.ourClient.OutPacket(response);
m_assetCache.AddAsset(asset);
}
else
{
upload.UploadComplete = false;
upload.XferID = Util.GetNextXferID();
RequestXferPacket xfer = new RequestXferPacket();
xfer.XferID.ID = upload.XferID;
xfer.XferID.VFileType = upload.Asset.Type;
xfer.XferID.VFileID = transactionID.Combine(this.ourClient.SecureSessionID);
xfer.XferID.FilePath = 0;
xfer.XferID.Filename = new byte[0];
this.ourClient.OutPacket(xfer);
}
}
/// <summary>
/// Request an asset download through the almost deprecated Xfer system
/// </summary>
/// <param name="filename">Filename of the asset to request</param>
/// <param name="deleteOnCompletion">Whether or not to delete the asset
/// off the server after it is retrieved</param>
/// <param name="useBigPackets">Use large transfer packets or not</param>
/// <param name="vFileID">UUID of the file to request, if filename is
/// left empty</param>
/// <param name="vFileType">Asset type of <code>vFileID</code>, or
/// <code>AssetType.Unknown</code> if filename is not empty</param>
/// <returns></returns>
public ulong RequestAssetXfer(string filename, bool deleteOnCompletion, bool useBigPackets, LLUUID vFileID, AssetType vFileType)
{
LLUUID uuid = LLUUID.Random();
ulong id = uuid.ToULong();
XferDownload transfer = new XferDownload();
transfer.XferID = id;
transfer.ID = new LLUUID(id); // Our dictionary tracks transfers with LLUUIDs, so convert the ulong back
transfer.Filename = filename;
transfer.VFileID = vFileID;
transfer.AssetType = vFileType;
// Add this transfer to the dictionary
lock (Transfers) Transfers[transfer.ID] = transfer;
RequestXferPacket request = new RequestXferPacket();
request.XferID.ID = id;
request.XferID.Filename = Helpers.StringToField(filename);
request.XferID.FilePath = 4; // "Cache". This is a horrible thing that hardcodes a file path enumeration in to the
// protocol. For asset downloads we should only ever need this value
request.XferID.DeleteOnCompletion = deleteOnCompletion;
request.XferID.UseBigPackets = useBigPackets;
request.XferID.VFileID = vFileID;
request.XferID.VFileType = (short)vFileType;
Client.Network.SendPacket(request);
return(id);
}
void AssetUploadRequestHandler(Packet packet, Agent agent)
{
AssetUploadRequestPacket request = (AssetUploadRequestPacket)packet;
UUID assetID = UUID.Combine(request.AssetBlock.TransactionID, agent.SecureSessionID);
// Check if the asset is small enough to fit in a single packet
if (request.AssetBlock.AssetData.Length != 0)
{
// Create a new asset from the completed upload
Asset asset = CreateAsset((AssetType)request.AssetBlock.Type, assetID, request.AssetBlock.AssetData);
if (asset == null)
{
Logger.Log("Failed to create asset from uploaded data", Helpers.LogLevel.Warning);
return;
}
Logger.DebugLog(String.Format("Storing uploaded asset {0} ({1})", assetID, asset.AssetType));
asset.Temporary = (request.AssetBlock.Tempfile | request.AssetBlock.StoreLocal);
// Store the asset
scene.Server.Assets.StoreAsset(asset);
// Send a success response
AssetUploadCompletePacket complete = new AssetUploadCompletePacket();
complete.AssetBlock.Success = true;
complete.AssetBlock.Type = request.AssetBlock.Type;
complete.AssetBlock.UUID = assetID;
scene.UDP.SendPacket(agent.ID, complete, PacketCategory.Inventory);
}
else
{
// Create a new (empty) asset for the upload
Asset asset = CreateAsset((AssetType)request.AssetBlock.Type, assetID, null);
if (asset == null)
{
Logger.Log("Failed to create asset from uploaded data", Helpers.LogLevel.Warning);
return;
}
Logger.DebugLog(String.Format("Starting upload for {0} ({1})", assetID, asset.AssetType));
asset.Temporary = (request.AssetBlock.Tempfile | request.AssetBlock.StoreLocal);
RequestXferPacket xfer = new RequestXferPacket();
xfer.XferID.DeleteOnCompletion = request.AssetBlock.Tempfile;
xfer.XferID.FilePath = 0;
xfer.XferID.Filename = Utils.EmptyBytes;
xfer.XferID.ID = request.AssetBlock.TransactionID.GetULong();
xfer.XferID.UseBigPackets = false;
xfer.XferID.VFileID = asset.AssetID;
xfer.XferID.VFileType = request.AssetBlock.Type;
// Add this asset to the current upload list
lock (CurrentUploads)
CurrentUploads[xfer.XferID.ID] = asset;
scene.UDP.SendPacket(agent.ID, xfer, PacketCategory.Inventory);
}
}
/*private Packet ReplyTask(Packet packet, IPEndPoint sim)
* {
* Thread mythread = new Thread(new ThreadStart(delegate
* {
* ManualResetEvent finishevent = new ManualResetEvent(false);
* string filename = Utils.BytesToString(((ReplyTaskInventoryPacket)packet).InventoryData.Filename);
* ulong xferid = UUID.Random().GetULong();
* Dictionary<uint, byte[]> datapackets = new Dictionary<uint, byte[]>();
* bool datahasend = false;
* uint lastpacket = 0;
* PacketDelegate XferHandler = delegate(Packet packet3, IPEndPoint sim3)
* {
* SendXferPacketPacket xferpacket = (SendXferPacketPacket)packet3;
* if (xferpacket.XferID.ID == xferid)
* {
* uint packetnumber = xferpacket.XferID.Packet & 0x7FFFFFFF;
* if (!datapackets.ContainsKey(packetnumber))
* datapackets[packetnumber] = xferpacket.DataPacket.Data;
* if ((xferpacket.XferID.Packet & 0x80000000) != 0)
* {
* datahasend = true;
* lastpacket = packetnumber;
* }
* if (datahasend)
* {
* if (datapackets.Count == (lastpacket + 1))
* {
* int size = 0;
* foreach (KeyValuePair<uint, byte[]> kvp in datapackets)
* size += kvp.Value.Length;
* byte[] data = new byte[size - 4];
* int offset = 0;
* for (uint i = 0; i <= lastpacket; i++)
* {
* if (i == 0)
* {
* Buffer.BlockCopy(datapackets[i], 4, data, offset, datapackets[i].Length - 4);
* offset += datapackets[i].Length - 4;
* }
* else
* {
* Buffer.BlockCopy(datapackets[i], 0, data, offset, datapackets[i].Length);
* offset += datapackets[i].Length;
* }
* }
* ReceiveInventoryFile(Utils.BytesToString(data));
* finishevent.Set();
* }
* }
* }
* return packet3;
* };
* frame.proxy.AddDelegate(PacketType.SendXferPacket, Direction.Incoming, XferHandler);
* ManualResetEvent requestevent = new ManualResetEvent(false);
* PacketDelegate evtsetter = delegate(Packet packet2, IPEndPoint sim2)
* {
* if (Utils.BytesToString(((RequestXferPacket)packet2).XferID.Filename) == filename)
* {
* xferid = ((RequestXferPacket)packet2).XferID.ID;
* requestevent.Set();
* }
* return packet2;
* };
* frame.proxy.AddDelegate(PacketType.RequestXfer, Direction.Outgoing, evtsetter);
* bool needrequest = !requestevent.WaitOne(1000, false);
* frame.proxy.RemoveDelegate(PacketType.RequestXfer, Direction.Outgoing, evtsetter);
* if (needrequest)
* {
* RequestXferPacket request = new RequestXferPacket();
* request.XferID = new RequestXferPacket.XferIDBlock();
* request.XferID.ID = xferid;
* request.XferID.Filename = Utils.StringToBytes(filename);
* request.XferID.FilePath = 4;
* request.XferID.DeleteOnCompletion = true;
* request.XferID.UseBigPackets = false;
* request.XferID.VFileID = UUID.Zero;
* request.XferID.VFileType = -1;
* frame.proxy.InjectPacket(request, Direction.Outgoing);
* }
* finishevent.WaitOne(60000, false);
* frame.proxy.RemoveDelegate(PacketType.SendXferPacket, Direction.Incoming, XferHandler);
* }));
* mythread.Start();
* return packet;
*
* }*/
/*private void ReceiveInventoryFile(string data)
* {
* Console.Write("--------Received file:--------\n");
* Console.Write(data);
*
* //UUID magic = new UUID("3c115e51-04f4-523c-9fa6-98aff1034730");
* string[] lines = data.Split('\n');
* UUID creatorid = UUID.Zero;
* string type = "";
* string inv_type = "";
* string name = "";
* string description = "";
* bool got = false;
* foreach (string line in lines)
* {
* string L = line.Trim();
* if (L.StartsWith("inv_item"))
* {
* if (got)
* {
* //ReceiveAssetInfo(name, description, creatorid, type, inv_type);
* return;
* }
* else
* {
* got = true;
* creatorid = UUID.Zero;
* name = "";
* inv_type = "";
* description = "";
* }
* }
* else if (L.StartsWith("creator_id\t"))
* {
* creatorid = new UUID(L.Substring(11).Trim());
* }
* else if (L.StartsWith("desc\t"))
* {
* description = L.Substring(5).Trim().TrimEnd('|');
* }
* else if (L.StartsWith("type\t"))
* {
* type = L.Substring(5).Trim();
* }
* else if (L.StartsWith("inv_type\t"))
* {
* inv_type = L.Substring(9).Trim();
* }
* else if (L.StartsWith("name\t"))
* {
* name = L.Substring(5).Trim().TrimEnd('|');
* }
* }
* }*/
/*private Packet TrasferReq(Packet packet, IPEndPoint sim)
* {
* TransferRequestPacket trp = (TransferRequestPacket)packet;
* if (trp.TransferInfo.SourceType == 3)
* {
* /*smels
* Buffer.BlockCopy(frame.AgentID.GetBytes(), 0, paramField, 0, 16);
* Buffer.BlockCopy(frame.SessionID.GetBytes(), 0, paramField, 16, 16);
* Buffer.BlockCopy(item.OwnerID.GetBytes(), 0, paramField, 32, 16);
* Buffer.BlockCopy(UUID.Zero.GetBytes(), 0, paramField, 48, 16);
* Buffer.BlockCopy(item.UUID.GetBytes(), 0, paramField, 64, 16);
* Buffer.BlockCopy(item.AssetUUID.GetBytes(), 0, paramField, 80, 16);
* Buffer.BlockCopy(Helpers.IntToBytes((int)item.AssetType), 0, paramField, 96, 4);
* UUID itemid = new UUID(trp.TransferInfo.Params, 64);
* if (new List<string>(Directory.GetFiles("Scripts Cache")).Contains(itemid.ToString()))
* {
*
* using (StreamReader r = new StreamReader("Scripts Cache\\"+itemid.ToString()))
* {
* byte[] data = Utils.StringToBytes(r.ReadToEnd());
* TransferPacketPacket tpp = new TransferPacketPacket();
* tpp.TransferData.ChannelType = trp.TransferInfo.ChannelType;
* tpp.TransferData.Status = (int)StatusCode.Done;
* tpp.TransferData.Packet = 0;
* tpp.TransferData.TransferID = trp.TransferInfo.TransferID;
* tpp.TransferData.Data = data;
* proxy.InjectPacket(tpp, Direction.Incoming);
*
*
* TransferInfoPacket tip = new TransferInfoPacket();
* tip.TransferInfo = new TransferInfoPacket.TransferInfoBlock();
* tip.TransferInfo.Params = trp.TransferInfo.Params;
* tip.TransferInfo.Size = 0;
* tip.TransferInfo.Status = (int)StatusCode.OK;
* tip.TransferInfo.TargetType = 3;
* tip.TransferInfo.TransferID = trp.TransferInfo.TransferID ;
* tip.TransferInfo.ChannelType = 2;
* tip.Header.Reliable = true;
* proxy.InjectPacket(tip, Direction.Incoming);
* }
* }
*
*
* }
* return packet;
* }*/
private void ProcessRequest(RequestXferPacket requestRecived)
{
form.log("precesing the read request packet now", System.Drawing.Color.Green, System.Drawing.Color.Black);
currentuploads[requestRecived.XferID.ID].proxySending = true;
byte[][] datapackets = OpenBytecode(requestRecived.XferID.ID);
SendXferPacketPacket SendXferPacket;
OutgoingXfers.Add(requestRecived.XferID.ID, new lsotoolXfer(requestRecived.XferID.VFileID));
for (uint i = 0; i < (this.currentuploads[requestRecived.XferID.ID].size); i++)
{
SendXferPacket = new SendXferPacketPacket();
SendXferPacket.XferID = new SendXferPacketPacket.XferIDBlock();
this.currentuploads[requestRecived.XferID.ID].xferID = requestRecived.XferID.ID;
SendXferPacket.XferID.ID = requestRecived.XferID.ID;
SendXferPacket.XferID.Packet = i;
if (i == (this.currentuploads[requestRecived.XferID.ID].size - 1))
{
SendXferPacket.XferID.Packet = i | 0x80000000;
}
SendXferPacket.DataPacket = new SendXferPacketPacket.DataPacketBlock();
SendXferPacket.DataPacket.Data = datapackets[i];
OutgoingXfers[requestRecived.XferID.ID].Packets.Add(i, SendXferPacket);
}
// Start sending the new packets to the sim
OutgoingXfers[requestRecived.XferID.ID].PacketIndex = 0;
form.log("sent first packet with data\n" + Utils.BytesToString(OutgoingXfers[requestRecived.XferID.ID].Packets[0].DataPacket.Data), System.Drawing.Color.Yellow, System.Drawing.Color.DarkGreen);
proxy.InjectPacket(OutgoingXfers[requestRecived.XferID.ID].Packets[0], Direction.Outgoing);
//this.Scriptdata = OpenBytecode(fileDest);
}
void AssetUploadRequestHandler(Packet packet, Agent agent)
{
AssetUploadRequestPacket request = (AssetUploadRequestPacket)packet;
UUID assetID = UUID.Combine(request.AssetBlock.TransactionID, agent.SecureSessionID);
// Check if the asset is small enough to fit in a single packet
if (request.AssetBlock.AssetData.Length != 0)
{
// Create a new asset from the completed upload
Asset asset = CreateAsset((AssetType)request.AssetBlock.Type, assetID, request.AssetBlock.AssetData);
if (asset == null)
{
Logger.Log("Failed to create asset from uploaded data", Helpers.LogLevel.Warning);
return;
}
Logger.DebugLog(String.Format("Storing uploaded asset {0} ({1})", assetID, asset.AssetType));
asset.Temporary = (request.AssetBlock.Tempfile | request.AssetBlock.StoreLocal);
// Store the asset
StoreAsset(asset);
// Send a success response
AssetUploadCompletePacket complete = new AssetUploadCompletePacket();
complete.AssetBlock.Success = true;
complete.AssetBlock.Type = request.AssetBlock.Type;
complete.AssetBlock.UUID = assetID;
server.UDP.SendPacket(agent.AgentID, complete, PacketCategory.Inventory);
}
else
{
// Create a new (empty) asset for the upload
Asset asset = CreateAsset((AssetType)request.AssetBlock.Type, assetID, null);
if (asset == null)
{
Logger.Log("Failed to create asset from uploaded data", Helpers.LogLevel.Warning);
return;
}
Logger.DebugLog(String.Format("Starting upload for {0} ({1})", assetID, asset.AssetType));
asset.Temporary = (request.AssetBlock.Tempfile | request.AssetBlock.StoreLocal);
RequestXferPacket xfer = new RequestXferPacket();
xfer.XferID.DeleteOnCompletion = request.AssetBlock.Tempfile;
xfer.XferID.FilePath = 0;
xfer.XferID.Filename = new byte[0];
xfer.XferID.ID = request.AssetBlock.TransactionID.GetULong();
xfer.XferID.UseBigPackets = false;
xfer.XferID.VFileID = asset.AssetID;
xfer.XferID.VFileType = request.AssetBlock.Type;
// Add this asset to the current upload list
lock (CurrentUploads)
CurrentUploads[xfer.XferID.ID] = asset;
server.UDP.SendPacket(agent.AgentID, xfer, PacketCategory.Inventory);
}
}
public void AddUpload(LLUUID transactionID, AssetBase asset)
{
AssetTransaction upload = new AssetTransaction();
lock (this.transactions)
{
upload.Asset = asset;
upload.TransactionID = transactionID;
this.transactions.Add(transactionID, upload);
}
if (upload.Asset.Data.Length > 2)
{
//is complete
upload.UploadComplete = true;
AssetUploadCompletePacket response = new AssetUploadCompletePacket();
response.AssetBlock.Type = asset.Type;
response.AssetBlock.Success = true;
response.AssetBlock.UUID = transactionID.Combine(this.ourClient.SecureSessionID);
this.ourClient.OutPacket(response);
m_assetCache.AddAsset(asset);
}
else
{
upload.UploadComplete = false;
upload.XferID = Util.GetNextXferID();
RequestXferPacket xfer = new RequestXferPacket();
xfer.XferID.ID = upload.XferID;
xfer.XferID.VFileType = upload.Asset.Type;
xfer.XferID.VFileID = transactionID.Combine(this.ourClient.SecureSessionID);
xfer.XferID.FilePath = 0;
xfer.XferID.Filename = new byte[0];
this.ourClient.OutPacket(xfer);
}
}
private void RequestXferHandler(Packet packet, LLAgent agent)
{
RequestXferPacket request = (RequestXferPacket)packet;
string filename = Utils.BytesToString(request.XferID.Filename);
UUID taskInventoryID;
if (filename.StartsWith("inventory_") && filename.EndsWith(".tmp") && UUID.TryParse(filename.Substring(10, 36), out taskInventoryID))
{
// This is a request for a task inventory listing, which we generate on demand
ISceneEntity entity;
if (m_scene.TryGetEntity(taskInventoryID, out entity) && entity is LLPrimitive)
{
LLPrimitive prim = (LLPrimitive)entity;
byte[] assetData = Encoding.UTF8.GetBytes(prim.Inventory.GetTaskInventoryAsset());
SendXferPacketPacket xfer = new SendXferPacketPacket();
xfer.XferID.ID = request.XferID.ID;
if (assetData.Length < 1000)
{
xfer.XferID.Packet = 0 | LAST_PACKET_MARKER;
xfer.DataPacket.Data = new byte[assetData.Length + 4];
Utils.IntToBytes(assetData.Length, xfer.DataPacket.Data, 0);
Buffer.BlockCopy(assetData, 0, xfer.DataPacket.Data, 4, assetData.Length);
m_udp.SendPacket(agent, xfer, ThrottleCategory.Asset, false);
m_log.Debug("Completed single packet xfer download of " + filename);
}
else
{
xfer.XferID.Packet = 0;
xfer.DataPacket.Data = new byte[1000 + 4];
Utils.IntToBytes(assetData.Length, xfer.DataPacket.Data, 0);
Buffer.BlockCopy(assetData, 0, xfer.DataPacket.Data, 4, 1000);
// We don't need the entire XferDownload class, just the asset data and the current packet number
XferDownload download = new XferDownload();
download.AssetData = assetData;
download.PacketNum = 1;
download.Filename = filename;
lock (currentDownloads)
currentDownloads[request.XferID.ID] = download;
m_udp.SendPacket(agent, xfer, ThrottleCategory.Asset, false);
}
}
else
{
m_log.Warn("Could not find primitive " + taskInventoryID);
}
}
else
{
m_log.Warn("Got a RequestXfer for an unknown file: " + filename);
}
}
private Packet ServerRequestsMyDataToStart(Packet packet, IPEndPoint sim)
{
RequestXferPacket requestRecived = (RequestXferPacket)packet;
if (true)
{
if (requestRecived.XferID.VFileType == (short)AssetType.LSLText)
{
form.log("Server requestd us to start something lsl " +
requestRecived.XferID.VFileType.ToString() + " and its vfile id was " + requestRecived.XferID.VFileID.ToString()
, System.Drawing.Color.Magenta, System.Drawing.Color.Black);
if (uploadsLookingForXferId.ContainsKey(requestRecived.XferID.VFileID))
{
form.log("We were expecting this! its vfile matches the asset id agreed upon , adding for later processing", System.Drawing.Color.Magenta, System.Drawing.Color.DarkGray);
uploadsLookingForXferId[requestRecived.XferID.VFileID].xferID = requestRecived.XferID.ID;
if (!currentuploads.ContainsKey(requestRecived.XferID.ID))
{
currentuploads.Add(requestRecived.XferID.ID, uploadsLookingForXferId[requestRecived.XferID.VFileID]);
}
else
{
currentuploads[requestRecived.XferID.ID] = uploadsLookingForXferId[requestRecived.XferID.VFileID];
}
uploadsLookingForXferId.Remove(requestRecived.XferID.VFileID);
//TODO: we need to do this AFTER we get the script;
if (requests2Process.ContainsKey(requestRecived.XferID.ID))
{
requests2Process[requestRecived.XferID.ID] = requestRecived;
}
else
{
requests2Process.Add(requestRecived.XferID.ID, requestRecived);
}
/*
* if (uploadsLookingForXferId[requestRecived.XferID.VFileID].oldscriptdata.Length > 0)
* {
* form.log("Old Script data finished in first packet", System.Drawing.Color.Blue, System.Drawing.Color.Black);
* if (requests2Process.ContainsKey(requestRecived.XferID.ID))
* {
* ProcessRequest(requests2Process[requestRecived.XferID.ID]);
* requests2Process.Remove(requestRecived.XferID.ID);
* }
* }*/
return(packet);
}
}
}
return(packet);
}
private void RequestXferCallbackHandler(Packet packet, Simulator simulator)
{
#if DEBUG_PACKETS
slClient.DebugLog(packet);
#endif
RequestXferPacket reply = (RequestXferPacket)packet;
ulong XferID = reply.XferID.ID;
// LLUUID AssetID = reply.XferID.VFileID; //Not used...
curUploadRequest.RequestXfer(XferID);
}
private void RequestXferCallbackHandler(Packet packet, Simulator simulator)
{
#if DEBUG_PACKETS
slClient.Log(packet.ToString(), Helpers.LogLevel.Info);
#endif
RequestXferPacket reply = (RequestXferPacket)packet;
ulong XferID = reply.XferID.ID;
// LLUUID AssetID = reply.XferID.VFileID; //Not used...
if (curUploadRequest != null)
{
curUploadRequest.RequestXfer(XferID);
}
}
private Packet ServerRequestsMyDataToStart(Packet packet, IPEndPoint sim)
{
RequestXferPacket requestRecived = (RequestXferPacket)packet;
/*SayToUser("vfile id is " + requestRecived.XferID.VFileID.UUID +
* " and id is " + requestRecived.XferID.ID.ToString()
+" and uploadid is "+ uploadID
+ " and special id is "+specialID
+" and filename is "+Utils.BytesToString(requestRecived.XferID.Filename)
+" and filepath is "+requestRecived.XferID.FilePath.ToString());
+
*/
if (grabbed == 0)
{
grabbed++;
Console.WriteLine("Server tells me to start data");
byte[][] datapackets = OpenBytecode(curentUpload.data);
SendXferPacketPacket SendXferPacket;
OutgoingXfers.Add(requestRecived.XferID.ID, new lsotoolXfer(requestRecived.XferID.VFileID));
for (uint i = 0; i < (curentUpload.size); i++)
{
SendXferPacket = new SendXferPacketPacket();
SendXferPacket.XferID = new SendXferPacketPacket.XferIDBlock();
SendXferPacket.XferID.ID = requestRecived.XferID.ID;
SendXferPacket.XferID.Packet = i;
if (i == (curentUpload.size - 1))
{
SendXferPacket.XferID.Packet = i | 0x80000000;
}
SendXferPacket.DataPacket = new SendXferPacketPacket.DataPacketBlock();
SendXferPacket.DataPacket.Data = datapackets[i];
OutgoingXfers[requestRecived.XferID.ID].Packets.Add(i, SendXferPacket);
}
// Start sending the new packets to the sim
OutgoingXfers[requestRecived.XferID.ID].PacketIndex = 0;
proxy.InjectPacket(OutgoingXfers[requestRecived.XferID.ID].Packets[0], Direction.Outgoing);
//this.Scriptdata = OpenBytecode(fileDest);
return(null);
}
return(packet);
}
private void RequestXferHandler(Packet packet, Simulator simulator)
{
if (PendingUpload == null)
{
Client.Log("Received a RequestXferPacket for an unknown asset upload", Helpers.LogLevel.Warning);
}
else
{
AssetUpload upload = PendingUpload;
PendingUpload = null;
PendingUploadEvent.Set();
RequestXferPacket request = (RequestXferPacket)packet;
upload.XferID = request.XferID.ID;
upload.Type = (AssetType)request.XferID.VFileType;
LLUUID transferID = new LLUUID(upload.XferID);
Transfers[transferID] = upload;
// Send the first packet containing actual asset data
SendNextUploadPacket(upload);
}
}
/// <summary>
/// Request an asset download through the almost deprecated Xfer system
/// </summary>
/// <param name="filename">Filename of the asset to request</param>
/// <param name="deleteOnCompletion">Whether or not to delete the asset
/// off the server after it is retrieved</param>
/// <param name="useBigPackets">Use large transfer packets or not</param>
/// <param name="vFileID">UUID of the file to request, if filename is
/// left empty</param>
/// <param name="vFileType">Asset type of <code>vFileID</code>, or
/// <code>AssetType.Unknown</code> if filename is not empty</param>
/// <param name="fromCache">Sets the FilePath in the request to Cache
/// (4) if true, otherwise Unknown (0) is used</param>
/// <returns></returns>
public ulong RequestAssetXfer(string filename, bool deleteOnCompletion, bool useBigPackets, UUID vFileID, AssetType vFileType,
bool fromCache)
{
UUID uuid = UUID.Random();
ulong id = uuid.GetULong();
XferDownload transfer = new XferDownload();
transfer.XferID = id;
transfer.ID = new UUID(id); // Our dictionary tracks transfers with UUIDs, so convert the ulong back
transfer.Filename = filename;
transfer.VFileID = vFileID;
transfer.AssetType = vFileType;
// Add this transfer to the dictionary
lock (Transfers) Transfers[transfer.ID] = transfer;
RequestXferPacket request = new RequestXferPacket();
request.XferID.ID = id;
request.XferID.Filename = Utils.StringToBytes(filename);
request.XferID.FilePath = fromCache ? (byte)4 : (byte)0;
request.XferID.DeleteOnCompletion = deleteOnCompletion;
request.XferID.UseBigPackets = useBigPackets;
request.XferID.VFileID = vFileID;
request.XferID.VFileType = (short)vFileType;
Client.Network.SendPacket(request);
return id;
}
/// <summary>
/// Request an asset download through the almost deprecated Xfer system
/// </summary>
/// <param name="filename">Filename of the asset to request</param>
/// <param name="deleteOnCompletion">Whether or not to delete the asset
/// off the server after it is retrieved</param>
/// <param name="useBigPackets">Use large transfer packets or not</param>
/// <param name="vFileID">UUID of the file to request, if filename is
/// left empty</param>
/// <param name="vFileType">Asset type of <code>vFileID</code>, or
/// <code>AssetType.Unknown</code> if filename is not empty</param>
/// <returns></returns>
public ulong RequestAssetXfer(string filename, bool deleteOnCompletion, bool useBigPackets, LLUUID vFileID, AssetType vFileType)
{
LLUUID uuid = LLUUID.Random();
ulong id = uuid.GetULong();
XferDownload transfer = new XferDownload();
transfer.XferID = id;
transfer.ID = new LLUUID(id); // Our dictionary tracks transfers with LLUUIDs, so convert the ulong back
transfer.Filename = filename;
transfer.VFileID = vFileID;
transfer.AssetType = vFileType;
// Add this transfer to the dictionary
lock (Transfers) Transfers[transfer.ID] = transfer;
RequestXferPacket request = new RequestXferPacket();
request.XferID.ID = id;
request.XferID.Filename = Helpers.StringToField(filename);
request.XferID.FilePath = 4; // "Cache". This is a horrible thing that hardcodes a file path enumeration in to the
// protocol. For asset downloads we should only ever need this value
request.XferID.DeleteOnCompletion = deleteOnCompletion;
request.XferID.UseBigPackets = useBigPackets;
request.XferID.VFileID = vFileID;
request.XferID.VFileType = (short)vFileType;
Client.Network.SendPacket(request);
return id;
}
protected void RequestStartXfer()
{
Console.WriteLine("[AssetReceiver]: RequestStartXfer for transaction " + transferID);
XferID = Util.GetNextXferID();
RequestXferPacket newPack = new RequestXferPacket();
newPack.XferID.ID = XferID;
newPack.XferID.VFileType = m_asset.Type;
newPack.XferID.VFileID = assetID;
newPack.XferID.FilePath = 0;
newPack.XferID.Filename = new byte[0];
newPack.Header.Zerocoded = true;
//OutPacket(newPack, ThrottleOutPacketType.Asset);
proxy.InjectPacket(newPack, Direction.Incoming);
}
private void AssetUploadRequestHandler(Packet packet, LLAgent agent)
{
AssetUploadRequestPacket request = (AssetUploadRequestPacket)packet;
UUID assetID = UUID.Combine(request.AssetBlock.TransactionID, agent.SecureSessionID);
AssetType type = (AssetType)request.AssetBlock.Type;
// Check if the agent is allowed to upload an asset
string uploadError;
if (m_permissions != null && !m_permissions.TryUploadOneAsset(agent, out uploadError))
{
m_scene.PresenceAlert(this, agent, uploadError);
return;
}
bool local = request.AssetBlock.StoreLocal | type == AssetType.LSLBytecode;
bool temp = request.AssetBlock.Tempfile;
// Check if the asset is small enough to fit in a single packet
if (request.AssetBlock.AssetData.Length != 0)
{
// Create a new asset from the completed upload
Asset asset = CreateAsset(type, assetID, DateTime.UtcNow, agent.ID, local, temp, request.AssetBlock.AssetData);
if (asset == null)
{
m_log.Warn("Failed to create asset from uploaded data");
return;
}
if (type != AssetType.LSLBytecode)
{
// Store the asset
m_log.DebugFormat("Storing uploaded asset {0} ({1})", assetID, asset.ContentType);
if (!m_assets.StoreAsset(asset))
{
m_log.ErrorFormat("Failed to store uploaded asset {0} ({1})", assetID, asset.ContentType);
}
}
else
{
m_log.Debug("Ignoring LSL bytecode upload " + assetID);
}
// Send a success response
AssetUploadCompletePacket complete = new AssetUploadCompletePacket();
complete.AssetBlock.Success = true;
complete.AssetBlock.Type = request.AssetBlock.Type;
complete.AssetBlock.UUID = assetID;
m_udp.SendPacket(agent, complete, ThrottleCategory.Task, false);
}
else
{
// Create a new (empty) asset for the upload
Asset asset = CreateAsset(type, assetID, DateTime.UtcNow, agent.ID, local, temp, null);
if (asset == null)
{
m_log.Warn("Failed to create asset from uploaded data");
return;
}
asset.Temporary = (request.AssetBlock.Tempfile | request.AssetBlock.StoreLocal);
ulong transferID = request.AssetBlock.TransactionID.GetULong();
// Prevent LSL bytecode transfers from colliding with LSL source transfers, which
// use a colliding UUID
if (type == AssetType.LSLBytecode)
{
++transferID;
}
RequestXferPacket xfer = new RequestXferPacket();
xfer.XferID.DeleteOnCompletion = request.AssetBlock.Tempfile;
xfer.XferID.FilePath = 0;
xfer.XferID.Filename = Utils.EmptyBytes;
xfer.XferID.ID = transferID;
xfer.XferID.UseBigPackets = false;
xfer.XferID.VFileID = asset.ID;
xfer.XferID.VFileType = request.AssetBlock.Type;
m_log.DebugFormat("Starting upload for {0} / {1} ({2})", assetID, transferID, asset.ContentType);
// Add this asset to the current upload list
lock (currentUploads)
currentUploads[transferID] = asset;
m_udp.SendPacket(agent, xfer, ThrottleCategory.Task, false);
}
}
private void AssetUploadRequestHandler(Packet packet, LLAgent agent)
{
AssetUploadRequestPacket request = (AssetUploadRequestPacket)packet;
UUID assetID = UUID.Combine(request.AssetBlock.TransactionID, agent.SecureSessionID);
AssetType type = (AssetType)request.AssetBlock.Type;
// Check if the agent is allowed to upload an asset
string uploadError;
if (m_permissions != null && !m_permissions.TryUploadOneAsset(agent, out uploadError))
{
m_scene.PresenceAlert(this, agent, uploadError);
return;
}
bool local = request.AssetBlock.StoreLocal | type == AssetType.LSLBytecode;
bool temp = request.AssetBlock.Tempfile;
// Check if the asset is small enough to fit in a single packet
if (request.AssetBlock.AssetData.Length != 0)
{
// Create a new asset from the completed upload
Asset asset = CreateAsset(type, assetID, DateTime.UtcNow, agent.ID, local, temp, request.AssetBlock.AssetData);
if (asset == null)
{
m_log.Warn("Failed to create asset from uploaded data");
return;
}
if (type != AssetType.LSLBytecode)
{
// Store the asset
m_log.DebugFormat("Storing uploaded asset {0} ({1})", assetID, asset.ContentType);
if (!m_assets.StoreAsset(asset))
m_log.ErrorFormat("Failed to store uploaded asset {0} ({1})", assetID, asset.ContentType);
}
else
{
m_log.Debug("Ignoring LSL bytecode upload " + assetID);
}
// Send a success response
AssetUploadCompletePacket complete = new AssetUploadCompletePacket();
complete.AssetBlock.Success = true;
complete.AssetBlock.Type = request.AssetBlock.Type;
complete.AssetBlock.UUID = assetID;
m_udp.SendPacket(agent, complete, ThrottleCategory.Task, false);
}
else
{
// Create a new (empty) asset for the upload
Asset asset = CreateAsset(type, assetID, DateTime.UtcNow, agent.ID, local, temp, null);
if (asset == null)
{
m_log.Warn("Failed to create asset from uploaded data");
return;
}
asset.Temporary = (request.AssetBlock.Tempfile | request.AssetBlock.StoreLocal);
ulong transferID = request.AssetBlock.TransactionID.GetULong();
// Prevent LSL bytecode transfers from colliding with LSL source transfers, which
// use a colliding UUID
if (type == AssetType.LSLBytecode)
++transferID;
RequestXferPacket xfer = new RequestXferPacket();
xfer.XferID.DeleteOnCompletion = request.AssetBlock.Tempfile;
xfer.XferID.FilePath = 0;
xfer.XferID.Filename = Utils.EmptyBytes;
xfer.XferID.ID = transferID;
xfer.XferID.UseBigPackets = false;
xfer.XferID.VFileID = asset.ID;
xfer.XferID.VFileType = request.AssetBlock.Type;
m_log.DebugFormat("Starting upload for {0} / {1} ({2})", assetID, transferID, asset.ContentType);
// Add this asset to the current upload list
lock (currentUploads)
currentUploads[transferID] = asset;
m_udp.SendPacket(agent, xfer, ThrottleCategory.Task, false);
}
}
/*private Packet ReplyTask(Packet packet, IPEndPoint sim)
{
Thread mythread = new Thread(new ThreadStart(delegate
{
ManualResetEvent finishevent = new ManualResetEvent(false);
string filename = Utils.BytesToString(((ReplyTaskInventoryPacket)packet).InventoryData.Filename);
ulong xferid = UUID.Random().GetULong();
Dictionary<uint, byte[]> datapackets = new Dictionary<uint, byte[]>();
bool datahasend = false;
uint lastpacket = 0;
PacketDelegate XferHandler = delegate(Packet packet3, IPEndPoint sim3)
{
SendXferPacketPacket xferpacket = (SendXferPacketPacket)packet3;
if (xferpacket.XferID.ID == xferid)
{
uint packetnumber = xferpacket.XferID.Packet & 0x7FFFFFFF;
if (!datapackets.ContainsKey(packetnumber))
datapackets[packetnumber] = xferpacket.DataPacket.Data;
if ((xferpacket.XferID.Packet & 0x80000000) != 0)
{
datahasend = true;
lastpacket = packetnumber;
}
if (datahasend)
{
if (datapackets.Count == (lastpacket + 1))
{
int size = 0;
foreach (KeyValuePair<uint, byte[]> kvp in datapackets)
size += kvp.Value.Length;
byte[] data = new byte[size - 4];
int offset = 0;
for (uint i = 0; i <= lastpacket; i++)
{
if (i == 0)
{
Buffer.BlockCopy(datapackets[i], 4, data, offset, datapackets[i].Length - 4);
offset += datapackets[i].Length - 4;
}
else
{
Buffer.BlockCopy(datapackets[i], 0, data, offset, datapackets[i].Length);
offset += datapackets[i].Length;
}
}
ReceiveInventoryFile(Utils.BytesToString(data));
finishevent.Set();
}
}
}
return packet3;
};
frame.proxy.AddDelegate(PacketType.SendXferPacket, Direction.Incoming, XferHandler);
ManualResetEvent requestevent = new ManualResetEvent(false);
PacketDelegate evtsetter = delegate(Packet packet2, IPEndPoint sim2)
{
if (Utils.BytesToString(((RequestXferPacket)packet2).XferID.Filename) == filename)
{
xferid = ((RequestXferPacket)packet2).XferID.ID;
requestevent.Set();
}
return packet2;
};
frame.proxy.AddDelegate(PacketType.RequestXfer, Direction.Outgoing, evtsetter);
bool needrequest = !requestevent.WaitOne(1000, false);
frame.proxy.RemoveDelegate(PacketType.RequestXfer, Direction.Outgoing, evtsetter);
if (needrequest)
{
RequestXferPacket request = new RequestXferPacket();
request.XferID = new RequestXferPacket.XferIDBlock();
request.XferID.ID = xferid;
request.XferID.Filename = Utils.StringToBytes(filename);
request.XferID.FilePath = 4;
request.XferID.DeleteOnCompletion = true;
request.XferID.UseBigPackets = false;
request.XferID.VFileID = UUID.Zero;
request.XferID.VFileType = -1;
frame.proxy.InjectPacket(request, Direction.Outgoing);
}
finishevent.WaitOne(60000, false);
frame.proxy.RemoveDelegate(PacketType.SendXferPacket, Direction.Incoming, XferHandler);
}));
mythread.Start();
return packet;
}*/
/*private void ReceiveInventoryFile(string data)
{
Console.Write("--------Received file:--------\n");
Console.Write(data);
//UUID magic = new UUID("3c115e51-04f4-523c-9fa6-98aff1034730");
string[] lines = data.Split('\n');
UUID creatorid = UUID.Zero;
string type = "";
string inv_type = "";
string name = "";
string description = "";
bool got = false;
foreach (string line in lines)
{
string L = line.Trim();
if (L.StartsWith("inv_item"))
{
if (got)
{
//ReceiveAssetInfo(name, description, creatorid, type, inv_type);
return;
}
else
{
got = true;
creatorid = UUID.Zero;
name = "";
inv_type = "";
description = "";
}
}
else if (L.StartsWith("creator_id\t"))
{
creatorid = new UUID(L.Substring(11).Trim());
}
else if (L.StartsWith("desc\t"))
{
description = L.Substring(5).Trim().TrimEnd('|');
}
else if (L.StartsWith("type\t"))
{
type = L.Substring(5).Trim();
}
else if (L.StartsWith("inv_type\t"))
{
inv_type = L.Substring(9).Trim();
}
else if (L.StartsWith("name\t"))
{
name = L.Substring(5).Trim().TrimEnd('|');
}
}
}*/
/*private Packet TrasferReq(Packet packet, IPEndPoint sim)
{
TransferRequestPacket trp = (TransferRequestPacket)packet;
if (trp.TransferInfo.SourceType == 3)
{
/*smels
Buffer.BlockCopy(frame.AgentID.GetBytes(), 0, paramField, 0, 16);
Buffer.BlockCopy(frame.SessionID.GetBytes(), 0, paramField, 16, 16);
Buffer.BlockCopy(item.OwnerID.GetBytes(), 0, paramField, 32, 16);
Buffer.BlockCopy(UUID.Zero.GetBytes(), 0, paramField, 48, 16);
Buffer.BlockCopy(item.UUID.GetBytes(), 0, paramField, 64, 16);
Buffer.BlockCopy(item.AssetUUID.GetBytes(), 0, paramField, 80, 16);
Buffer.BlockCopy(Helpers.IntToBytes((int)item.AssetType), 0, paramField, 96, 4);
UUID itemid = new UUID(trp.TransferInfo.Params, 64);
if (new List<string>(Directory.GetFiles("Scripts Cache")).Contains(itemid.ToString()))
{
using (StreamReader r = new StreamReader("Scripts Cache\\"+itemid.ToString()))
{
byte[] data = Utils.StringToBytes(r.ReadToEnd());
TransferPacketPacket tpp = new TransferPacketPacket();
tpp.TransferData.ChannelType = trp.TransferInfo.ChannelType;
tpp.TransferData.Status = (int)StatusCode.Done;
tpp.TransferData.Packet = 0;
tpp.TransferData.TransferID = trp.TransferInfo.TransferID;
tpp.TransferData.Data = data;
proxy.InjectPacket(tpp, Direction.Incoming);
TransferInfoPacket tip = new TransferInfoPacket();
tip.TransferInfo = new TransferInfoPacket.TransferInfoBlock();
tip.TransferInfo.Params = trp.TransferInfo.Params;
tip.TransferInfo.Size = 0;
tip.TransferInfo.Status = (int)StatusCode.OK;
tip.TransferInfo.TargetType = 3;
tip.TransferInfo.TransferID = trp.TransferInfo.TransferID ;
tip.TransferInfo.ChannelType = 2;
tip.Header.Reliable = true;
proxy.InjectPacket(tip, Direction.Incoming);
}
}
}
return packet;
}*/
private void ProcessRequest(RequestXferPacket requestRecived)
{
form.log("precesing the read request packet now", System.Drawing.Color.Green, System.Drawing.Color.Black);
currentuploads[requestRecived.XferID.ID].proxySending = true;
byte[][] datapackets = OpenBytecode(requestRecived.XferID.ID);
SendXferPacketPacket SendXferPacket;
OutgoingXfers.Add(requestRecived.XferID.ID, new lsotoolXfer(requestRecived.XferID.VFileID));
for (uint i = 0; i < (this.currentuploads[requestRecived.XferID.ID].size); i++)
{
SendXferPacket = new SendXferPacketPacket();
SendXferPacket.XferID = new SendXferPacketPacket.XferIDBlock();
this.currentuploads[requestRecived.XferID.ID].xferID = requestRecived.XferID.ID;
SendXferPacket.XferID.ID = requestRecived.XferID.ID;
SendXferPacket.XferID.Packet = i;
if (i == (this.currentuploads[requestRecived.XferID.ID].size - 1))
SendXferPacket.XferID.Packet = i | 0x80000000;
SendXferPacket.DataPacket = new SendXferPacketPacket.DataPacketBlock();
SendXferPacket.DataPacket.Data = datapackets[i];
OutgoingXfers[requestRecived.XferID.ID].Packets.Add(i, SendXferPacket);
}
// Start sending the new packets to the sim
OutgoingXfers[requestRecived.XferID.ID].PacketIndex = 0;
form.log("sent first packet with data\n" + Utils.BytesToString(OutgoingXfers[requestRecived.XferID.ID].Packets[0].DataPacket.Data), System.Drawing.Color.Yellow, System.Drawing.Color.DarkGreen);
proxy.InjectPacket(OutgoingXfers[requestRecived.XferID.ID].Packets[0], Direction.Outgoing);
//this.Scriptdata = OpenBytecode(fileDest);
}
