From 315b065bce345d3466dfa4bd0edbc2b184ce504a Mon Sep 17 00:00:00 2001 From: Justin Clark-Casey (justincc) Date: Fri, 30 Jul 2010 19:58:29 +0100 Subject: Remove unused LLFileTransfer --- .../Region/ClientStack/LindenUDP/LLFileTransfer.cs | 367 --------------------- 1 file changed, 367 deletions(-) delete mode 100644 OpenSim/Region/ClientStack/LindenUDP/LLFileTransfer.cs (limited to 'OpenSim/Region/ClientStack') diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLFileTransfer.cs b/OpenSim/Region/ClientStack/LindenUDP/LLFileTransfer.cs deleted file mode 100644 index 10e5a95..0000000 --- a/OpenSim/Region/ClientStack/LindenUDP/LLFileTransfer.cs +++ /dev/null @@ -1,367 +0,0 @@ -/* - * Copyright (c) Contributors, http://opensimulator.org/ - * See CONTRIBUTORS.TXT for a full list of copyright holders. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of the OpenSimulator Project nor the - * names of its contributors may be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY - * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -using System; -using System.Collections.Generic; -using OpenMetaverse; -using OpenSim.Framework; - -namespace OpenSim.Region.ClientStack.LindenUDP -{ - /// - /// A work in progress, to contain the SL specific file transfer code that is currently in various region modules - /// This file currently contains multiple classes that need to be split out into their own files. - /// - public class LLFileTransfer : IClientFileTransfer - { - protected IClientAPI m_clientAPI; - - /// Dictionary of handlers for uploading files from client - /// TODO: Need to add cleanup code to remove handlers that have completed their upload - protected Dictionary m_uploadHandlers; - protected object m_uploadHandlersLock = new object(); - - - /// - /// Dictionary of files ready to be sent to clients - /// - protected static Dictionary m_files; - - /// - /// Dictionary of Download Transfers in progess - /// - protected Dictionary m_downloadHandlers = new Dictionary(); - - - public LLFileTransfer(IClientAPI clientAPI) - { - m_uploadHandlers = new Dictionary(); - m_clientAPI = clientAPI; - - m_clientAPI.OnXferReceive += XferReceive; - m_clientAPI.OnAbortXfer += AbortXferUploadHandler; - } - - public void Close() - { - if (m_clientAPI != null) - { - m_clientAPI.OnXferReceive -= XferReceive; - m_clientAPI.OnAbortXfer -= AbortXferUploadHandler; - m_clientAPI = null; - } - } - - #region Upload Handling - - public bool RequestUpload(string clientFileName, UploadComplete uploadCompleteCallback, UploadAborted abortCallback) - { - if ((String.IsNullOrEmpty(clientFileName)) || (uploadCompleteCallback == null)) - { - return false; - } - - XferUploadHandler uploader = new XferUploadHandler(m_clientAPI, clientFileName); - - return StartUpload(uploader, uploadCompleteCallback, abortCallback); - } - - public bool RequestUpload(UUID fileID, UploadComplete uploadCompleteCallback, UploadAborted abortCallback) - { - if ((fileID == UUID.Zero) || (uploadCompleteCallback == null)) - { - return false; - } - - XferUploadHandler uploader = new XferUploadHandler(m_clientAPI, fileID); - - return StartUpload(uploader, uploadCompleteCallback, abortCallback); - } - - private bool StartUpload(XferUploadHandler uploader, UploadComplete uploadCompleteCallback, UploadAborted abortCallback) - { - uploader.UploadDone += uploadCompleteCallback; - uploader.UploadDone += RemoveXferUploadHandler; - - if (abortCallback != null) - { - uploader.UploadAborted += abortCallback; - } - - lock (m_uploadHandlersLock) - { - if (!m_uploadHandlers.ContainsKey(uploader.XferID)) - { - m_uploadHandlers.Add(uploader.XferID, uploader); - uploader.RequestStartXfer(m_clientAPI); - return true; - } - else - { - // something went wrong with the xferID allocation - uploader.UploadDone -= uploadCompleteCallback; - uploader.UploadDone -= RemoveXferUploadHandler; - if (abortCallback != null) - { - uploader.UploadAborted -= abortCallback; - } - return false; - } - } - } - - protected void AbortXferUploadHandler(IClientAPI remoteClient, ulong xferID) - { - lock (m_uploadHandlersLock) - { - if (m_uploadHandlers.ContainsKey(xferID)) - { - m_uploadHandlers[xferID].AbortUpload(remoteClient); - m_uploadHandlers.Remove(xferID); - } - } - } - - protected void XferReceive(IClientAPI remoteClient, ulong xferID, uint packetID, byte[] data) - { - lock (m_uploadHandlersLock) - { - if (m_uploadHandlers.ContainsKey(xferID)) - { - m_uploadHandlers[xferID].XferReceive(remoteClient, xferID, packetID, data); - } - } - } - - protected void RemoveXferUploadHandler(string filename, UUID fileID, ulong transferID, byte[] fileData, IClientAPI remoteClient) - { - - } - #endregion - - } - - public class XferUploadHandler - { - private AssetBase m_asset; - - public event UploadComplete UploadDone; - public event UploadAborted UploadAborted; - - private sbyte type = 0; - - public ulong mXferID; - private UploadComplete handlerUploadDone; - private UploadAborted handlerAbort; - - private bool m_complete = false; - - public bool UploadComplete - { - get { return m_complete; } - } - - public XferUploadHandler(IClientAPI pRemoteClient, string pClientFilename) - { - Initialise(UUID.Zero, pClientFilename); - } - - public XferUploadHandler(IClientAPI pRemoteClient, UUID fileID) - { - Initialise(fileID, String.Empty); - } - - private void Initialise(UUID fileID, string fileName) - { - m_asset = new AssetBase(fileID, fileName, type, UUID.Zero.ToString()); - m_asset.Data = new byte[0]; - m_asset.Description = "empty"; - m_asset.Local = true; - m_asset.Temporary = true; - mXferID = Util.GetNextXferID(); - } - - public ulong XferID - { - get { return mXferID; } - } - - public void RequestStartXfer(IClientAPI pRemoteClient) - { - m_asset.Metadata.CreatorID = pRemoteClient.AgentId.ToString(); - - if (!String.IsNullOrEmpty(m_asset.Name)) - { - pRemoteClient.SendXferRequest(mXferID, m_asset.Type, m_asset.FullID, 0, Utils.StringToBytes(m_asset.Name)); - } - else - { - pRemoteClient.SendXferRequest(mXferID, m_asset.Type, m_asset.FullID, 0, new byte[0]); - } - } - - /// - /// Process transfer data received from the client. - /// - /// - /// - /// - public void XferReceive(IClientAPI remoteClient, ulong xferID, uint packetID, byte[] data) - { - if (mXferID == xferID) - { - if (m_asset.Data.Length > 1) - { - byte[] destinationArray = new byte[m_asset.Data.Length + data.Length]; - Array.Copy(m_asset.Data, 0, destinationArray, 0, m_asset.Data.Length); - Array.Copy(data, 0, destinationArray, m_asset.Data.Length, data.Length); - m_asset.Data = destinationArray; - } - else - { - byte[] buffer2 = new byte[data.Length - 4]; - Array.Copy(data, 4, buffer2, 0, data.Length - 4); - m_asset.Data = buffer2; - } - - remoteClient.SendConfirmXfer(xferID, packetID); - - if ((packetID & 0x80000000) != 0) - { - SendCompleteMessage(remoteClient); - - } - } - } - - protected void SendCompleteMessage(IClientAPI remoteClient) - { - m_complete = true; - handlerUploadDone = UploadDone; - if (handlerUploadDone != null) - { - handlerUploadDone(m_asset.Name, m_asset.FullID, mXferID, m_asset.Data, remoteClient); - } - } - - public void AbortUpload(IClientAPI remoteClient) - { - handlerAbort = UploadAborted; - if (handlerAbort != null) - { - handlerAbort(m_asset.Name, m_asset.FullID, mXferID, remoteClient); - } - } - } - - public class XferDownloadHandler - { - public IClientAPI Client; - private bool complete; - public byte[] Data = new byte[0]; - public int DataPointer = 0; - public string FileName = String.Empty; - public uint Packet = 0; - public uint Serial = 1; - public ulong XferID = 0; - - public XferDownloadHandler(string fileName, byte[] data, ulong xferID, IClientAPI client) - { - FileName = fileName; - Data = data; - XferID = xferID; - Client = client; - } - - public XferDownloadHandler() - { - } - - /// - /// Start a transfer - /// - /// True if the transfer is complete, false if not - public bool StartSend() - { - if (Data.Length < 1000) - { - // for now (testing) we only support files under 1000 bytes - byte[] transferData = new byte[Data.Length + 4]; - Array.Copy(Utils.IntToBytes(Data.Length), 0, transferData, 0, 4); - Array.Copy(Data, 0, transferData, 4, Data.Length); - Client.SendXferPacket(XferID, 0 + 0x80000000, transferData); - - complete = true; - } - else - { - byte[] transferData = new byte[1000 + 4]; - Array.Copy(Utils.IntToBytes(Data.Length), 0, transferData, 0, 4); - Array.Copy(Data, 0, transferData, 4, 1000); - Client.SendXferPacket(XferID, 0, transferData); - Packet++; - DataPointer = 1000; - } - - return complete; - } - - /// - /// Respond to an ack packet from the client - /// - /// - /// True if the transfer is complete, false otherwise - public bool AckPacket(uint packet) - { - if (!complete) - { - if ((Data.Length - DataPointer) > 1000) - { - byte[] transferData = new byte[1000]; - Array.Copy(Data, DataPointer, transferData, 0, 1000); - Client.SendXferPacket(XferID, Packet, transferData); - Packet++; - DataPointer += 1000; - } - else - { - byte[] transferData = new byte[Data.Length - DataPointer]; - Array.Copy(Data, DataPointer, transferData, 0, Data.Length - DataPointer); - uint endPacket = Packet |= (uint)0x80000000; - Client.SendXferPacket(XferID, endPacket, transferData); - Packet++; - DataPointer += (Data.Length - DataPointer); - - complete = true; - } - } - - return complete; - } - } - -} -- cgit v1.1