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df99257d7f
We should report errors even when not requested. This also ensure we only clear the bits that were requested on the output. Finally, this fix when input events is 0.
122 lines
3.7 KiB
C#
122 lines
3.7 KiB
C#
using Ryujinx.Common.Logging;
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using System.Collections.Generic;
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using System.Net.Sockets;
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namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd
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{
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class ManagedSocketPollManager : IPollManager
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{
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private static ManagedSocketPollManager _instance;
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public static ManagedSocketPollManager Instance
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{
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get
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{
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if (_instance == null)
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{
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_instance = new ManagedSocketPollManager();
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}
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return _instance;
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}
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}
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public bool IsCompatible(PollEvent evnt)
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{
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return evnt.FileDescriptor is ManagedSocket;
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}
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public LinuxError Poll(List<PollEvent> events, int timeoutMilliseconds, out int updatedCount)
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{
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List<Socket> readEvents = new List<Socket>();
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List<Socket> writeEvents = new List<Socket>();
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List<Socket> errorEvents = new List<Socket>();
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updatedCount = 0;
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foreach (PollEvent evnt in events)
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{
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ManagedSocket socket = (ManagedSocket)evnt.FileDescriptor;
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bool isValidEvent = evnt.Data.InputEvents == 0;
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errorEvents.Add(socket.Socket);
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if ((evnt.Data.InputEvents & PollEventTypeMask.Input) != 0)
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{
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readEvents.Add(socket.Socket);
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isValidEvent = true;
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}
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if ((evnt.Data.InputEvents & PollEventTypeMask.UrgentInput) != 0)
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{
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readEvents.Add(socket.Socket);
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isValidEvent = true;
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}
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if ((evnt.Data.InputEvents & PollEventTypeMask.Output) != 0)
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{
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writeEvents.Add(socket.Socket);
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isValidEvent = true;
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}
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if (!isValidEvent)
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{
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Logger.Warning?.Print(LogClass.ServiceBsd, $"Unsupported Poll input event type: {evnt.Data.InputEvents}");
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return LinuxError.EINVAL;
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}
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}
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try
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{
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int actualTimeoutMicroseconds = timeoutMilliseconds == -1 ? -1 : timeoutMilliseconds * 1000;
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Socket.Select(readEvents, writeEvents, errorEvents, actualTimeoutMicroseconds);
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}
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catch (SocketException exception)
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{
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return WinSockHelper.ConvertError((WsaError)exception.ErrorCode);
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}
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foreach (PollEvent evnt in events)
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{
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Socket socket = ((ManagedSocket)evnt.FileDescriptor).Socket;
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PollEventTypeMask outputEvents = evnt.Data.OutputEvents & ~evnt.Data.InputEvents;
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if (errorEvents.Contains(socket))
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{
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outputEvents |= PollEventTypeMask.Error;
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if (!socket.Connected || !socket.IsBound)
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{
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outputEvents |= PollEventTypeMask.Disconnected;
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}
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}
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if (readEvents.Contains(socket))
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{
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if ((evnt.Data.InputEvents & PollEventTypeMask.Input) != 0)
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{
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outputEvents |= PollEventTypeMask.Input;
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}
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}
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if (writeEvents.Contains(socket))
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{
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outputEvents |= PollEventTypeMask.Output;
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}
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evnt.Data.OutputEvents = outputEvents;
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}
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updatedCount = readEvents.Count + writeEvents.Count + errorEvents.Count;
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return LinuxError.SUCCESS;
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}
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}
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}
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