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ryujinx-final/Ryujinx.HLE/HOS/Services/Am/AppletAE/AppletSession.cs

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using System;
namespace Ryujinx.HLE.HOS.Services.Am.AppletAE
{
internal class AppletSession
{
private IAppletFifo<byte[]> _inputData;
private IAppletFifo<byte[]> _outputData;
public event EventHandler DataAvailable;
public int Length
{
get { return _inputData.Count; }
}
public AppletSession()
: this(new AppletFifo<byte[]>(),
new AppletFifo<byte[]>())
{ }
public AppletSession(
IAppletFifo<byte[]> inputData,
IAppletFifo<byte[]> outputData)
{
_inputData = inputData;
_outputData = outputData;
_inputData.DataAvailable += OnDataAvailable;
}
private void OnDataAvailable(object sender, EventArgs e)
{
DataAvailable?.Invoke(this, null);
}
public void Push(byte[] item)
{
if (!this.TryPush(item))
{
// TODO(jduncanator): Throw a proper exception
throw new InvalidOperationException();
}
}
public bool TryPush(byte[] item)
{
return _outputData.TryAdd(item);
}
public byte[] Pop()
{
if (this.TryPop(out byte[] item))
{
return item;
}
throw new InvalidOperationException("Input data empty.");
}
public bool TryPop(out byte[] item)
{
return _inputData.TryTake(out item);
}
/// <summary>
/// This returns an AppletSession that can be used at the
/// other end of the pipe. Pushing data into this new session
/// will put it in the first session's input buffer, and vice
/// versa.
/// </summary>
public AppletSession GetConsumer()
{
return new AppletSession(this._outputData, this._inputData);
}
}
}