mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-05 13:41:22 +00:00
256 lines
No EOL
8.1 KiB
C#
256 lines
No EOL
8.1 KiB
C#
using Ryujinx.Common.Logging;
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using Ryujinx.HLE.Exceptions;
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using Ryujinx.HLE.HOS.Ipc;
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using Ryujinx.HLE.HOS.Kernel;
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using Ryujinx.HLE.HOS.Kernel.Common;
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using Ryujinx.HLE.HOS.Kernel.Ipc;
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using System;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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namespace Ryujinx.HLE.HOS.Services.Sm
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{
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class IUserInterface : IpcService
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{
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private static Dictionary<string, Type> _services;
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private static readonly ConcurrentDictionary<string, KPort> _registeredServices;
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private readonly ServerBase _commonServer;
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private bool _isInitialized;
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public IUserInterface(KernelContext context)
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{
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_commonServer = new ServerBase(context, "CommonServer");
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}
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static IUserInterface()
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{
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_registeredServices = new ConcurrentDictionary<string, KPort>();
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_services = Assembly.GetExecutingAssembly().GetTypes()
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.SelectMany(type => type.GetCustomAttributes(typeof(ServiceAttribute), true)
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.Select(service => (((ServiceAttribute)service).Name, type)))
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.ToDictionary(service => service.Name, service => service.type);
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}
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[CommandHipc(0)]
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[CommandTipc(0)] // 12.0.0+
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// Initialize(pid, u64 reserved)
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public ResultCode Initialize(ServiceCtx context)
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{
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_isInitialized = true;
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return ResultCode.Success;
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}
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[CommandTipc(1)] // 12.0.0+
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// GetService(ServiceName name) -> handle<move, session>
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public ResultCode GetServiceTipc(ServiceCtx context)
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{
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context.Response.HandleDesc = IpcHandleDesc.MakeMove(0);
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return GetService(context);
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}
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[CommandHipc(1)]
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public ResultCode GetService(ServiceCtx context)
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{
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if (!_isInitialized)
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{
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return ResultCode.NotInitialized;
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}
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string name = ReadName(context);
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if (name == string.Empty)
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{
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return ResultCode.InvalidName;
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}
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KSession session = new KSession(context.Device.System.KernelContext);
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if (_registeredServices.TryGetValue(name, out KPort port))
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{
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KernelResult result = port.EnqueueIncomingSession(session.ServerSession);
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if (result != KernelResult.Success)
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{
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throw new InvalidOperationException($"Session enqueue on port returned error \"{result}\".");
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}
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}
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else
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{
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if (_services.TryGetValue(name, out Type type))
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{
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ServiceAttribute serviceAttribute = (ServiceAttribute)type.GetCustomAttributes(typeof(ServiceAttribute)).First(service => ((ServiceAttribute)service).Name == name);
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IpcService service = serviceAttribute.Parameter != null
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? (IpcService)Activator.CreateInstance(type, context, serviceAttribute.Parameter)
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: (IpcService)Activator.CreateInstance(type, context);
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service.TrySetServer(_commonServer);
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service.Server.AddSessionObj(session.ServerSession, service);
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}
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else
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{
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if (context.Device.Configuration.IgnoreMissingServices)
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{
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Logger.Warning?.Print(LogClass.Service, $"Missing service {name} ignored");
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}
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else
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{
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throw new NotImplementedException(name);
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}
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}
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}
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if (context.Process.HandleTable.GenerateHandle(session.ClientSession, out int handle) != KernelResult.Success)
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{
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throw new InvalidOperationException("Out of handles!");
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}
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session.ServerSession.DecrementReferenceCount();
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session.ClientSession.DecrementReferenceCount();
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context.Response.HandleDesc = IpcHandleDesc.MakeMove(handle);
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return ResultCode.Success;
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}
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[CommandHipc(2)]
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// RegisterService(ServiceName name, u8 isLight, u32 maxHandles) -> handle<move, port>
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public ResultCode RegisterServiceHipc(ServiceCtx context)
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{
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if (!_isInitialized)
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{
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return ResultCode.NotInitialized;
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}
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long namePosition = context.RequestData.BaseStream.Position;
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string name = ReadName(context);
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context.RequestData.BaseStream.Seek(namePosition + 8, SeekOrigin.Begin);
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bool isLight = (context.RequestData.ReadInt32() & 1) != 0;
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int maxSessions = context.RequestData.ReadInt32();
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return RegisterService(context, name, isLight, maxSessions);
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}
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[CommandTipc(2)] // 12.0.0+
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// RegisterService(ServiceName name, u32 maxHandles, u8 isLight) -> handle<move, port>
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public ResultCode RegisterServiceTipc(ServiceCtx context)
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{
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if (!_isInitialized)
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{
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context.Response.HandleDesc = IpcHandleDesc.MakeMove(0);
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return ResultCode.NotInitialized;
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}
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long namePosition = context.RequestData.BaseStream.Position;
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string name = ReadName(context);
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context.RequestData.BaseStream.Seek(namePosition + 8, SeekOrigin.Begin);
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int maxSessions = context.RequestData.ReadInt32();
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bool isLight = (context.RequestData.ReadInt32() & 1) != 0;
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return RegisterService(context, name, isLight, maxSessions);
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}
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private ResultCode RegisterService(ServiceCtx context, string name, bool isLight, int maxSessions)
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{
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if (string.IsNullOrEmpty(name))
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{
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return ResultCode.InvalidName;
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}
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Logger.Info?.Print(LogClass.ServiceSm, $"Register \"{name}\".");
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KPort port = new KPort(context.Device.System.KernelContext, maxSessions, isLight, 0);
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if (!_registeredServices.TryAdd(name, port))
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{
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return ResultCode.AlreadyRegistered;
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}
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if (context.Process.HandleTable.GenerateHandle(port.ServerPort, out int handle) != KernelResult.Success)
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{
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throw new InvalidOperationException("Out of handles!");
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}
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context.Response.HandleDesc = IpcHandleDesc.MakeMove(handle);
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return ResultCode.Success;
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}
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[CommandHipc(3)]
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[CommandTipc(3)] // 12.0.0+
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// UnregisterService(ServiceName name)
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public ResultCode UnregisterService(ServiceCtx context)
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{
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if (!_isInitialized)
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{
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return ResultCode.NotInitialized;
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}
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long namePosition = context.RequestData.BaseStream.Position;
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string name = ReadName(context);
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context.RequestData.BaseStream.Seek(namePosition + 8, SeekOrigin.Begin);
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bool isLight = (context.RequestData.ReadInt32() & 1) != 0;
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int maxSessions = context.RequestData.ReadInt32();
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if (string.IsNullOrEmpty(name))
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{
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return ResultCode.InvalidName;
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}
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if (!_registeredServices.TryRemove(name, out _))
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{
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return ResultCode.NotRegistered;
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}
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return ResultCode.Success;
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}
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private static string ReadName(ServiceCtx context)
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{
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string name = string.Empty;
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for (int index = 0; index < 8 &&
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context.RequestData.BaseStream.Position <
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context.RequestData.BaseStream.Length; index++)
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{
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byte chr = context.RequestData.ReadByte();
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if (chr >= 0x20 && chr < 0x7f)
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{
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name += (char)chr;
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}
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}
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return name;
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}
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public override void DestroyAtExit()
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{
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_commonServer.Dispose();
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base.DestroyAtExit();
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}
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}
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} |