mirror of
https://github.com/Ryujinx/Ryujinx.git
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d8424a63c6
Remove `BindingFlags.NonPublic` Flag
226 lines
7 KiB
C#
226 lines
7 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.Common;
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using Ryujinx.HLE.HOS.Kernel.Ipc;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using Ryujinx.Profiler;
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using System.Reflection;
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using System.Linq;
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namespace Ryujinx.HLE.HOS.Services
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{
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abstract class IpcService : IIpcService
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{
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public IReadOnlyDictionary<int, MethodInfo> Commands { get; }
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private IdDictionary _domainObjects;
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private int _selfId;
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private bool _isDomain;
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public IpcService()
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{
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Commands = Assembly.GetExecutingAssembly().GetTypes()
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.Where(type => type == GetType())
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.SelectMany(type => type.GetMethods(BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public))
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.SelectMany(methodInfo => methodInfo.GetCustomAttributes(typeof(CommandAttribute))
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.Select(command => (((CommandAttribute)command).Id, methodInfo)))
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.ToDictionary(command => command.Id, command => command.methodInfo);
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_domainObjects = new IdDictionary();
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_selfId = -1;
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}
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public int ConvertToDomain()
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{
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if (_selfId == -1)
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{
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_selfId = _domainObjects.Add(this);
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}
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_isDomain = true;
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return _selfId;
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}
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public void ConvertToSession()
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{
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_isDomain = false;
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}
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public void CallMethod(ServiceCtx context)
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{
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IIpcService service = this;
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if (_isDomain)
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{
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int domainWord0 = context.RequestData.ReadInt32();
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int domainObjId = context.RequestData.ReadInt32();
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int domainCmd = (domainWord0 >> 0) & 0xff;
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int inputObjCount = (domainWord0 >> 8) & 0xff;
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int dataPayloadSize = (domainWord0 >> 16) & 0xffff;
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context.RequestData.BaseStream.Seek(0x10 + dataPayloadSize, SeekOrigin.Begin);
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for (int index = 0; index < inputObjCount; index++)
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{
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context.Request.ObjectIds.Add(context.RequestData.ReadInt32());
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}
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context.RequestData.BaseStream.Seek(0x10, SeekOrigin.Begin);
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if (domainCmd == 1)
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{
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service = GetObject(domainObjId);
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context.ResponseData.Write(0L);
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context.ResponseData.Write(0L);
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}
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else if (domainCmd == 2)
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{
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Delete(domainObjId);
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context.ResponseData.Write(0L);
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return;
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}
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else
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{
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throw new NotImplementedException($"Domain command: {domainCmd}");
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}
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}
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long sfciMagic = context.RequestData.ReadInt64();
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int commandId = (int)context.RequestData.ReadInt64();
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bool serviceExists = service.Commands.TryGetValue(commandId, out MethodInfo processRequest);
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if (ServiceConfiguration.IgnoreMissingServices || serviceExists)
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{
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ResultCode result = ResultCode.Success;
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context.ResponseData.BaseStream.Seek(_isDomain ? 0x20 : 0x10, SeekOrigin.Begin);
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if (serviceExists)
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{
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Logger.PrintDebug(LogClass.KernelIpc, $"{service.GetType().Name}: {processRequest.Name}");
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ProfileConfig profile = Profiles.ServiceCall;
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profile.SessionGroup = service.GetType().Name;
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profile.SessionItem = processRequest.Name;
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Profile.Begin(profile);
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result = (ResultCode)processRequest.Invoke(service, new object[] { context });
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Profile.End(profile);
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}
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else
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{
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string serviceName;
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DummyService dummyService = service as DummyService;
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serviceName = (dummyService == null) ? service.GetType().FullName : dummyService.ServiceName;
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Logger.PrintWarning(LogClass.KernelIpc, $"Missing service {serviceName}: {commandId} ignored");
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}
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if (_isDomain)
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{
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foreach (int id in context.Response.ObjectIds)
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{
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context.ResponseData.Write(id);
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}
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context.ResponseData.BaseStream.Seek(0, SeekOrigin.Begin);
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context.ResponseData.Write(context.Response.ObjectIds.Count);
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}
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context.ResponseData.BaseStream.Seek(_isDomain ? 0x10 : 0, SeekOrigin.Begin);
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context.ResponseData.Write(IpcMagic.Sfco);
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context.ResponseData.Write((long)result);
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}
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else
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{
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string dbgMessage = $"{service.GetType().FullName}: {commandId}";
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throw new ServiceNotImplementedException(context, dbgMessage);
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}
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}
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protected static void MakeObject(ServiceCtx context, IpcService obj)
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{
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IpcService service = context.Session.Service;
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if (service._isDomain)
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{
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context.Response.ObjectIds.Add(service.Add(obj));
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}
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else
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{
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KSession session = new KSession(context.Device.System);
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session.ClientSession.Service = obj;
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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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context.Response.HandleDesc = IpcHandleDesc.MakeMove(handle);
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}
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}
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protected static T GetObject<T>(ServiceCtx context, int index) where T : IpcService
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{
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IpcService service = context.Session.Service;
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if (!service._isDomain)
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{
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int handle = context.Request.HandleDesc.ToMove[index];
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KClientSession session = context.Process.HandleTable.GetObject<KClientSession>(handle);
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return session?.Service is T ? (T)session.Service : null;
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}
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int objId = context.Request.ObjectIds[index];
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IIpcService obj = service.GetObject(objId);
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return obj is T ? (T)obj : null;
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}
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private int Add(IIpcService obj)
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{
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return _domainObjects.Add(obj);
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}
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private bool Delete(int id)
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{
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object obj = _domainObjects.Delete(id);
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if (obj is IDisposable disposableObj)
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{
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disposableObj.Dispose();
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}
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return obj != null;
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}
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private IIpcService GetObject(int id)
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{
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return _domainObjects.GetData<IIpcService>(id);
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}
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}
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}
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