Ryujinx/Ryujinx.HLE/HOS/Services/Sm/IUserInterface.cs

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using Ryujinx.HLE.HOS.Ipc;
using Ryujinx.HLE.HOS.Kernel.Common;
using Ryujinx.HLE.HOS.Kernel.Ipc;
using System;
using System.Collections.Generic;
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namespace Ryujinx.HLE.HOS.Services.Sm
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{
class IUserInterface : IpcService
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{
private Dictionary<int, ServiceProcessRequest> _commands;
public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => _commands;
private bool _isInitialized;
public IUserInterface()
{
_commands = new Dictionary<int, ServiceProcessRequest>
{
{ 0, Initialize },
{ 1, GetService }
};
}
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private const int SmNotInitialized = 0x415;
public long Initialize(ServiceCtx context)
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{
_isInitialized = true;
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return 0;
}
public long GetService(ServiceCtx context)
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{
//Only for kernel version > 3.0.0.
if (!_isInitialized)
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{
//return SmNotInitialized;
}
string name = string.Empty;
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for (int index = 0; index < 8 &&
context.RequestData.BaseStream.Position <
context.RequestData.BaseStream.Length; index++)
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{
byte chr = context.RequestData.ReadByte();
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if (chr >= 0x20 && chr < 0x7f)
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{
name += (char)chr;
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}
}
if (name == string.Empty)
{
return 0;
}
KSession session = new KSession(ServiceFactory.MakeService(context.Device.System, name), name);
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if (context.Process.HandleTable.GenerateHandle(session, out int handle) != KernelResult.Success)
{
throw new InvalidOperationException("Out of handles!");
}
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context.Response.HandleDesc = IpcHandleDesc.MakeMove(handle);
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return 0;
}
}
}