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Code Issues Releases Activity

Bug in fragmentation fixed

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lidgren
2011-02-26 09:26:35 +00:00
parent 86ce594103
commit 226bb301ce
3 changed files with 17 additions and 7 deletions
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19
Lidgren.Network/NetPeer.Fragmentation.cs
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@@ -15,15 +15,17 @@ namespace Lidgren.Network
{
private int m_lastUsedFragmentGroup;
private Dictionary<int, ReceivedFragmentGroup> m_receivedFragmentGroups;
private Dictionary<NetConnection, Dictionary<int, ReceivedFragmentGroup>> m_receivedFragmentGroups;
// on user thread
private void SendFragmentedMessage(NetOutgoingMessage msg, IList<NetConnection> recipients, NetDeliveryMethod method, int sequenceChannel)
{
// Note: this group id is PER SENDING/NetPeer; ie. same id is sent to all recipients;
// this should be ok however; as long as recipients differentiate between same id but different sender
int group = Interlocked.Increment(ref m_lastUsedFragmentGroup);
if (group >= NetConstants.MaxFragmentationGroups)
{
// TODO: not thread safe; but in practice probably not an issue
// @TODO: not thread safe; but in practice probably not an issue
m_lastUsedFragmentGroup = 1;
group = 1;
}
@@ -69,8 +71,6 @@ namespace Lidgren.Network
return;
}
private void HandleReleasedFragment(NetIncomingMessage im)
{
//
@@ -107,13 +107,20 @@ namespace Lidgren.Network
return;
}
Dictionary<int, ReceivedFragmentGroup> groups;
if (!m_receivedFragmentGroups.TryGetValue(im.SenderConnection, out groups))
{
groups = new Dictionary<int, ReceivedFragmentGroup>();
m_receivedFragmentGroups[im.SenderConnection] = groups;
}
ReceivedFragmentGroup info;
if (!m_receivedFragmentGroups.TryGetValue(group, out info))
if (!groups.TryGetValue(group, out info))
{
info = new ReceivedFragmentGroup();
info.Data = new byte[totalBytes];
info.ReceivedChunks = new NetBitVector(totalNumChunks);
m_receivedFragmentGroups[group] = info;
groups[group] = info;
}
info.ReceivedChunks[chunkNumber] = true;