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authorMelanie2009-11-04 23:12:56 +0000
committerMelanie2009-11-04 23:12:56 +0000
commitb6ea7c26ac7653a144b5880e3027fcddabe872e8 (patch)
treec03844fdd54282c3574f5e2830bd3fcf198f5cf5 /OpenSim/Region/ClientStack/LindenUDP
parentAdd some length to the backet buffer for packet sending so oversize (diff)
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Refine oversized packet handling as per jhurliman. Reallocate the buffer to
actual packet size only for oversized packets.
Diffstat (limited to 'OpenSim/Region/ClientStack/LindenUDP')
-rw-r--r--OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs11
1 files changed, 7 insertions, 4 deletions
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
index 93c3270..6165984 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
@@ -327,7 +327,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
327 // The vast majority of packets are less than 200 bytes, although due to asset transfers and packet splitting 327 // The vast majority of packets are less than 200 bytes, although due to asset transfers and packet splitting
328 // there are a decent number of packets in the 1000-1140 byte range. We allocate one of two sizes of data here 328 // there are a decent number of packets in the 1000-1140 byte range. We allocate one of two sizes of data here
329 // to accomodate for both common scenarios and provide ample room for ACK appending in both 329 // to accomodate for both common scenarios and provide ample room for ACK appending in both
330 int bufferSize = (dataLength > 180) ? LLUDPServer.MTU + 1000 : 200; 330 int bufferSize = (dataLength > 180) ? LLUDPServer.MTU : 200;
331 331
332 UDPPacketBuffer buffer = new UDPPacketBuffer(udpClient.RemoteEndPoint, bufferSize); 332 UDPPacketBuffer buffer = new UDPPacketBuffer(udpClient.RemoteEndPoint, bufferSize);
333 333
@@ -359,9 +359,12 @@ namespace OpenSim.Region.ClientStack.LindenUDP
359 } 359 }
360 else 360 else
361 { 361 {
362 m_log.Error("[LLUDPSERVER]: Packet exceeded buffer size! This could be an indication of packet assembly not obeying the MTU. Type=" + 362 bufferSize = dataLength;
363 type + ", DataLength=" + dataLength + ", BufferLength=" + buffer.Data.Length + ". Dropping packet"); 363 buffer = new UDPPacketBuffer(udpClient.RemoteEndPoint, bufferSize);
364 return; 364
365 // m_log.Error("[LLUDPSERVER]: Packet exceeded buffer size! This could be an indication of packet assembly not obeying the MTU. Type=" +
366 // type + ", DataLength=" + dataLength + ", BufferLength=" + buffer.Data.Length + ". Dropping packet");
367 Buffer.BlockCopy(data, 0, buffer.Data, 0, dataLength);
365 } 368 }
366 } 369 }
367 370