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authorJustin Clark-Casey (justincc)2010-07-30 19:58:29 +0100
committerJustin Clark-Casey (justincc)2010-07-30 19:58:29 +0100
commit315b065bce345d3466dfa4bd0edbc2b184ce504a (patch)
tree40603cba4ae312fed52933e1cab1c2b1fa8d9ff1 /OpenSim
parentremove long superseded HGNetworkServersInfo (diff)
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Remove unused LLFileTransfer
Diffstat (limited to 'OpenSim')
-rw-r--r--OpenSim/Framework/IClientFileTransfer.cs40
-rw-r--r--OpenSim/Region/ClientStack/LindenUDP/LLFileTransfer.cs367
2 files changed, 0 insertions, 407 deletions
diff --git a/OpenSim/Framework/IClientFileTransfer.cs b/OpenSim/Framework/IClientFileTransfer.cs
deleted file mode 100644
index f947b17..0000000
--- a/OpenSim/Framework/IClientFileTransfer.cs
+++ /dev/null
@@ -1,40 +0,0 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using OpenMetaverse;
29
30namespace OpenSim.Framework
31{
32 public delegate void UploadComplete(string filename, UUID fileID, ulong transferID, byte[] fileData, IClientAPI remoteClient);
33 public delegate void UploadAborted(string filename, UUID fileID, ulong transferID, IClientAPI remoteClient);
34
35 public interface IClientFileTransfer
36 {
37 bool RequestUpload(string clientFileName, UploadComplete uploadCompleteCallback, UploadAborted abortCallback);
38 bool RequestUpload(UUID fileID, UploadComplete uploadCompleteCallback, UploadAborted abortCallback);
39 }
40}
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 @@
1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using OpenMetaverse;
31using OpenSim.Framework;
32
33namespace OpenSim.Region.ClientStack.LindenUDP
34{
35 /// <summary>
36 /// A work in progress, to contain the SL specific file transfer code that is currently in various region modules
37 /// This file currently contains multiple classes that need to be split out into their own files.
38 /// </summary>
39 public class LLFileTransfer : IClientFileTransfer
40 {
41 protected IClientAPI m_clientAPI;
42
43 /// Dictionary of handlers for uploading files from client
44 /// TODO: Need to add cleanup code to remove handlers that have completed their upload
45 protected Dictionary<ulong, XferUploadHandler> m_uploadHandlers;
46 protected object m_uploadHandlersLock = new object();
47
48
49 /// <summary>
50 /// Dictionary of files ready to be sent to clients
51 /// </summary>
52 protected static Dictionary<string, byte[]> m_files;
53
54 /// <summary>
55 /// Dictionary of Download Transfers in progess
56 /// </summary>
57 protected Dictionary<ulong, XferDownloadHandler> m_downloadHandlers = new Dictionary<ulong, XferDownloadHandler>();
58
59
60 public LLFileTransfer(IClientAPI clientAPI)
61 {
62 m_uploadHandlers = new Dictionary<ulong, XferUploadHandler>();
63 m_clientAPI = clientAPI;
64
65 m_clientAPI.OnXferReceive += XferReceive;
66 m_clientAPI.OnAbortXfer += AbortXferUploadHandler;
67 }
68
69 public void Close()
70 {
71 if (m_clientAPI != null)
72 {
73 m_clientAPI.OnXferReceive -= XferReceive;
74 m_clientAPI.OnAbortXfer -= AbortXferUploadHandler;
75 m_clientAPI = null;
76 }
77 }
78
79 #region Upload Handling
80
81 public bool RequestUpload(string clientFileName, UploadComplete uploadCompleteCallback, UploadAborted abortCallback)
82 {
83 if ((String.IsNullOrEmpty(clientFileName)) || (uploadCompleteCallback == null))
84 {
85 return false;
86 }
87
88 XferUploadHandler uploader = new XferUploadHandler(m_clientAPI, clientFileName);
89
90 return StartUpload(uploader, uploadCompleteCallback, abortCallback);
91 }
92
93 public bool RequestUpload(UUID fileID, UploadComplete uploadCompleteCallback, UploadAborted abortCallback)
94 {
95 if ((fileID == UUID.Zero) || (uploadCompleteCallback == null))
96 {
97 return false;
98 }
99
100 XferUploadHandler uploader = new XferUploadHandler(m_clientAPI, fileID);
101
102 return StartUpload(uploader, uploadCompleteCallback, abortCallback);
103 }
104
105 private bool StartUpload(XferUploadHandler uploader, UploadComplete uploadCompleteCallback, UploadAborted abortCallback)
106 {
107 uploader.UploadDone += uploadCompleteCallback;
108 uploader.UploadDone += RemoveXferUploadHandler;
109
110 if (abortCallback != null)
111 {
112 uploader.UploadAborted += abortCallback;
113 }
114
115 lock (m_uploadHandlersLock)
116 {
117 if (!m_uploadHandlers.ContainsKey(uploader.XferID))
118 {
119 m_uploadHandlers.Add(uploader.XferID, uploader);
120 uploader.RequestStartXfer(m_clientAPI);
121 return true;
122 }
123 else
124 {
125 // something went wrong with the xferID allocation
126 uploader.UploadDone -= uploadCompleteCallback;
127 uploader.UploadDone -= RemoveXferUploadHandler;
128 if (abortCallback != null)
129 {
130 uploader.UploadAborted -= abortCallback;
131 }
132 return false;
133 }
134 }
135 }
136
137 protected void AbortXferUploadHandler(IClientAPI remoteClient, ulong xferID)
138 {
139 lock (m_uploadHandlersLock)
140 {
141 if (m_uploadHandlers.ContainsKey(xferID))
142 {
143 m_uploadHandlers[xferID].AbortUpload(remoteClient);
144 m_uploadHandlers.Remove(xferID);
145 }
146 }
147 }
148
149 protected void XferReceive(IClientAPI remoteClient, ulong xferID, uint packetID, byte[] data)
150 {
151 lock (m_uploadHandlersLock)
152 {
153 if (m_uploadHandlers.ContainsKey(xferID))
154 {
155 m_uploadHandlers[xferID].XferReceive(remoteClient, xferID, packetID, data);
156 }
157 }
158 }
159
160 protected void RemoveXferUploadHandler(string filename, UUID fileID, ulong transferID, byte[] fileData, IClientAPI remoteClient)
161 {
162
163 }
164 #endregion
165
166 }
167
168 public class XferUploadHandler
169 {
170 private AssetBase m_asset;
171
172 public event UploadComplete UploadDone;
173 public event UploadAborted UploadAborted;
174
175 private sbyte type = 0;
176
177 public ulong mXferID;
178 private UploadComplete handlerUploadDone;
179 private UploadAborted handlerAbort;
180
181 private bool m_complete = false;
182
183 public bool UploadComplete
184 {
185 get { return m_complete; }
186 }
187
188 public XferUploadHandler(IClientAPI pRemoteClient, string pClientFilename)
189 {
190 Initialise(UUID.Zero, pClientFilename);
191 }
192
193 public XferUploadHandler(IClientAPI pRemoteClient, UUID fileID)
194 {
195 Initialise(fileID, String.Empty);
196 }
197
198 private void Initialise(UUID fileID, string fileName)
199 {
200 m_asset = new AssetBase(fileID, fileName, type, UUID.Zero.ToString());
201 m_asset.Data = new byte[0];
202 m_asset.Description = "empty";
203 m_asset.Local = true;
204 m_asset.Temporary = true;
205 mXferID = Util.GetNextXferID();
206 }
207
208 public ulong XferID
209 {
210 get { return mXferID; }
211 }
212
213 public void RequestStartXfer(IClientAPI pRemoteClient)
214 {
215 m_asset.Metadata.CreatorID = pRemoteClient.AgentId.ToString();
216
217 if (!String.IsNullOrEmpty(m_asset.Name))
218 {
219 pRemoteClient.SendXferRequest(mXferID, m_asset.Type, m_asset.FullID, 0, Utils.StringToBytes(m_asset.Name));
220 }
221 else
222 {
223 pRemoteClient.SendXferRequest(mXferID, m_asset.Type, m_asset.FullID, 0, new byte[0]);
224 }
225 }
226
227 /// <summary>
228 /// Process transfer data received from the client.
229 /// </summary>
230 /// <param name="xferID"></param>
231 /// <param name="packetID"></param>
232 /// <param name="data"></param>
233 public void XferReceive(IClientAPI remoteClient, ulong xferID, uint packetID, byte[] data)
234 {
235 if (mXferID == xferID)
236 {
237 if (m_asset.Data.Length > 1)
238 {
239 byte[] destinationArray = new byte[m_asset.Data.Length + data.Length];
240 Array.Copy(m_asset.Data, 0, destinationArray, 0, m_asset.Data.Length);
241 Array.Copy(data, 0, destinationArray, m_asset.Data.Length, data.Length);
242 m_asset.Data = destinationArray;
243 }
244 else
245 {
246 byte[] buffer2 = new byte[data.Length - 4];
247 Array.Copy(data, 4, buffer2, 0, data.Length - 4);
248 m_asset.Data = buffer2;
249 }
250
251 remoteClient.SendConfirmXfer(xferID, packetID);
252
253 if ((packetID & 0x80000000) != 0)
254 {
255 SendCompleteMessage(remoteClient);
256
257 }
258 }
259 }
260
261 protected void SendCompleteMessage(IClientAPI remoteClient)
262 {
263 m_complete = true;
264 handlerUploadDone = UploadDone;
265 if (handlerUploadDone != null)
266 {
267 handlerUploadDone(m_asset.Name, m_asset.FullID, mXferID, m_asset.Data, remoteClient);
268 }
269 }
270
271 public void AbortUpload(IClientAPI remoteClient)
272 {
273 handlerAbort = UploadAborted;
274 if (handlerAbort != null)
275 {
276 handlerAbort(m_asset.Name, m_asset.FullID, mXferID, remoteClient);
277 }
278 }
279 }
280
281 public class XferDownloadHandler
282 {
283 public IClientAPI Client;
284 private bool complete;
285 public byte[] Data = new byte[0];
286 public int DataPointer = 0;
287 public string FileName = String.Empty;
288 public uint Packet = 0;
289 public uint Serial = 1;
290 public ulong XferID = 0;
291
292 public XferDownloadHandler(string fileName, byte[] data, ulong xferID, IClientAPI client)
293 {
294 FileName = fileName;
295 Data = data;
296 XferID = xferID;
297 Client = client;
298 }
299
300 public XferDownloadHandler()
301 {
302 }
303
304 /// <summary>
305 /// Start a transfer
306 /// </summary>
307 /// <returns>True if the transfer is complete, false if not</returns>
308 public bool StartSend()
309 {
310 if (Data.Length < 1000)
311 {
312 // for now (testing) we only support files under 1000 bytes
313 byte[] transferData = new byte[Data.Length + 4];
314 Array.Copy(Utils.IntToBytes(Data.Length), 0, transferData, 0, 4);
315 Array.Copy(Data, 0, transferData, 4, Data.Length);
316 Client.SendXferPacket(XferID, 0 + 0x80000000, transferData);
317
318 complete = true;
319 }
320 else
321 {
322 byte[] transferData = new byte[1000 + 4];
323 Array.Copy(Utils.IntToBytes(Data.Length), 0, transferData, 0, 4);
324 Array.Copy(Data, 0, transferData, 4, 1000);
325 Client.SendXferPacket(XferID, 0, transferData);
326 Packet++;
327 DataPointer = 1000;
328 }
329
330 return complete;
331 }
332
333 /// <summary>
334 /// Respond to an ack packet from the client
335 /// </summary>
336 /// <param name="packet"></param>
337 /// <returns>True if the transfer is complete, false otherwise</returns>
338 public bool AckPacket(uint packet)
339 {
340 if (!complete)
341 {
342 if ((Data.Length - DataPointer) > 1000)
343 {
344 byte[] transferData = new byte[1000];
345 Array.Copy(Data, DataPointer, transferData, 0, 1000);
346 Client.SendXferPacket(XferID, Packet, transferData);
347 Packet++;
348 DataPointer += 1000;
349 }
350 else
351 {
352 byte[] transferData = new byte[Data.Length - DataPointer];
353 Array.Copy(Data, DataPointer, transferData, 0, Data.Length - DataPointer);
354 uint endPacket = Packet |= (uint)0x80000000;
355 Client.SendXferPacket(XferID, endPacket, transferData);
356 Packet++;
357 DataPointer += (Data.Length - DataPointer);
358
359 complete = true;
360 }
361 }
362
363 return complete;
364 }
365 }
366
367}