1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
|
using Ryujinx.Common.Logging;
using Ryujinx.HLE.HOS.Ipc;
using Ryujinx.HLE.HOS.Kernel;
using Ryujinx.HLE.HOS.Kernel.Ipc;
using Ryujinx.Horizon.Common;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
namespace Ryujinx.HLE.HOS.Services.Sm
{
class IUserInterface : IpcService
{
private static readonly Dictionary<string, Type> _services;
private readonly SmRegistry _registry;
private readonly ServerBase _commonServer;
private bool _isInitialized;
public IUserInterface(KernelContext context, SmRegistry registry)
{
_commonServer = new ServerBase(context, "CommonServer");
_registry = registry;
}
static IUserInterface()
{
_services = typeof(IUserInterface).Assembly.GetTypes()
.SelectMany(type => type.GetCustomAttributes(typeof(ServiceAttribute), true)
.Select(service => (((ServiceAttribute)service).Name, type)))
.ToDictionary(service => service.Name, service => service.type);
}
[CommandCmif(0)]
[CommandTipc(0)] // 12.0.0+
// Initialize(pid, u64 reserved)
public ResultCode Initialize(ServiceCtx context)
{
_isInitialized = true;
return ResultCode.Success;
}
[CommandTipc(1)] // 12.0.0+
// GetService(ServiceName name) -> handle<move, session>
public ResultCode GetServiceTipc(ServiceCtx context)
{
context.Response.HandleDesc = IpcHandleDesc.MakeMove(0);
return GetService(context);
}
[CommandCmif(1)]
public ResultCode GetService(ServiceCtx context)
{
if (!_isInitialized)
{
return ResultCode.NotInitialized;
}
string name = ReadName(context);
if (name == string.Empty)
{
return ResultCode.InvalidName;
}
KSession session = new(context.Device.System.KernelContext);
if (_registry.TryGetService(name, out KPort port))
{
Result result = port.EnqueueIncomingSession(session.ServerSession);
if (result != Result.Success)
{
throw new InvalidOperationException($"Session enqueue on port returned error \"{result}\".");
}
if (context.Process.HandleTable.GenerateHandle(session.ClientSession, out int handle) != Result.Success)
{
throw new InvalidOperationException("Out of handles!");
}
session.ClientSession.DecrementReferenceCount();
context.Response.HandleDesc = IpcHandleDesc.MakeMove(handle);
}
else
{
if (_services.TryGetValue(name, out Type type))
{
ServiceAttribute serviceAttribute = (ServiceAttribute)type.GetCustomAttributes(typeof(ServiceAttribute)).First(service => ((ServiceAttribute)service).Name == name);
IpcService service = serviceAttribute.Parameter != null
? (IpcService)Activator.CreateInstance(type, context, serviceAttribute.Parameter)
: (IpcService)Activator.CreateInstance(type, context);
service.TrySetServer(_commonServer);
service.Server.AddSessionObj(session.ServerSession, service);
}
else
{
if (context.Device.Configuration.IgnoreMissingServices)
{
Logger.Warning?.Print(LogClass.Service, $"Missing service {name} ignored");
}
else
{
throw new NotImplementedException(name);
}
}
if (context.Process.HandleTable.GenerateHandle(session.ClientSession, out int handle) != Result.Success)
{
throw new InvalidOperationException("Out of handles!");
}
session.ServerSession.DecrementReferenceCount();
session.ClientSession.DecrementReferenceCount();
context.Response.HandleDesc = IpcHandleDesc.MakeMove(handle);
}
return ResultCode.Success;
}
[CommandCmif(2)]
// RegisterService(ServiceName name, u8 isLight, u32 maxHandles) -> handle<move, port>
public ResultCode RegisterServiceCmif(ServiceCtx context)
{
if (!_isInitialized)
{
return ResultCode.NotInitialized;
}
long namePosition = context.RequestData.BaseStream.Position;
string name = ReadName(context);
context.RequestData.BaseStream.Seek(namePosition + 8, SeekOrigin.Begin);
bool isLight = (context.RequestData.ReadInt32() & 1) != 0;
int maxSessions = context.RequestData.ReadInt32();
return RegisterService(context, name, isLight, maxSessions);
}
[CommandTipc(2)] // 12.0.0+
// RegisterService(ServiceName name, u32 maxHandles, u8 isLight) -> handle<move, port>
public ResultCode RegisterServiceTipc(ServiceCtx context)
{
if (!_isInitialized)
{
context.Response.HandleDesc = IpcHandleDesc.MakeMove(0);
return ResultCode.NotInitialized;
}
long namePosition = context.RequestData.BaseStream.Position;
string name = ReadName(context);
context.RequestData.BaseStream.Seek(namePosition + 8, SeekOrigin.Begin);
int maxSessions = context.RequestData.ReadInt32();
bool isLight = (context.RequestData.ReadInt32() & 1) != 0;
return RegisterService(context, name, isLight, maxSessions);
}
private ResultCode RegisterService(ServiceCtx context, string name, bool isLight, int maxSessions)
{
if (string.IsNullOrEmpty(name))
{
return ResultCode.InvalidName;
}
Logger.Debug?.Print(LogClass.ServiceSm, $"Register \"{name}\".");
KPort port = new(context.Device.System.KernelContext, maxSessions, isLight, null);
if (!_registry.TryRegister(name, port))
{
return ResultCode.AlreadyRegistered;
}
if (context.Process.HandleTable.GenerateHandle(port.ServerPort, out int handle) != Result.Success)
{
throw new InvalidOperationException("Out of handles!");
}
context.Response.HandleDesc = IpcHandleDesc.MakeMove(handle);
return ResultCode.Success;
}
[CommandCmif(3)]
[CommandTipc(3)] // 12.0.0+
// UnregisterService(ServiceName name)
public ResultCode UnregisterService(ServiceCtx context)
{
if (!_isInitialized)
{
return ResultCode.NotInitialized;
}
long namePosition = context.RequestData.BaseStream.Position;
string name = ReadName(context);
context.RequestData.BaseStream.Seek(namePosition + 8, SeekOrigin.Begin);
#pragma warning disable IDE0059 // Remove unnecessary value assignment
bool isLight = (context.RequestData.ReadInt32() & 1) != 0;
int maxSessions = context.RequestData.ReadInt32();
#pragma warning restore IDE0059
if (string.IsNullOrEmpty(name))
{
return ResultCode.InvalidName;
}
if (!_registry.Unregister(name))
{
return ResultCode.NotRegistered;
}
return ResultCode.Success;
}
private static string ReadName(ServiceCtx context)
{
StringBuilder nameBuilder = new();
for (int index = 0; index < 8 &&
context.RequestData.BaseStream.Position <
context.RequestData.BaseStream.Length; index++)
{
byte chr = context.RequestData.ReadByte();
if (chr >= 0x20 && chr < 0x7f)
{
nameBuilder.Append((char)chr);
}
}
return nameBuilder.ToString();
}
public override void DestroyAtExit()
{
_commonServer.Dispose();
base.DestroyAtExit();
}
}
}
|
