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Added Semaphore to UDP server class

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This commit is contained in:
Travis Nickles 2020-04-06 20:43:48 -05:00
parent 40b63c9853
commit dd9804e0bc
1 changed files with 6 additions and 0 deletions
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6
DS4Windows/DS4Control/UdpServer.cs
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@ -73,6 +73,7 @@ namespace DS4Windows
private SocketAsyncEventArgs[] argsList;
private int listInd = 0;
private ReaderWriterLockSlim poolLock = new ReaderWriterLockSlim();
private SemaphoreSlim _pool;
private const int ARG_BUFFER_LEN = 80;
public delegate void GetPadDetail(int padIdx, ref DualShockPadMeta meta);
@ -82,6 +83,7 @@ namespace DS4Windows
public UdpServer(GetPadDetail getPadDetailDel)
{
portInfoGet = getPadDetailDel;
_pool = new SemaphoreSlim(ARG_BUFFER_LEN);
argsList = new SocketAsyncEventArgs[ARG_BUFFER_LEN];
for (int num = 0; num < ARG_BUFFER_LEN; num++)
{
@ -193,6 +195,7 @@ namespace DS4Windows
SocketAsyncEventArgs args = argsList[temp];
poolLock.ExitWriteLock();
_pool.Wait();
args.RemoteEndPoint = clientEP;
Array.Copy(packetData, args.Buffer, packetData.Length);
//args.SetBuffer(packetData, 0, packetData.Length);
@ -200,6 +203,7 @@ namespace DS4Windows
udpSock.SendToAsync(args);
}
catch (Exception e) { }
_pool.Release();
}
private void ProcessIncoming(byte[] localMsg, IPEndPoint clientEP)
@ -687,12 +691,14 @@ namespace DS4Windows
SocketAsyncEventArgs args = argsList[temp];
poolLock.ExitWriteLock();
_pool.Wait();
args.RemoteEndPoint = cl;
Array.Copy(outputData, args.Buffer, outputData.Length);
try {
udpSock.SendToAsync(args);
}
catch (SocketException ex) { }
_pool.Release();
}
}