Refactor IPC services to have commands into separate classes, fix readme url

Ryujinx.Core/OsHle/IpcServices/Sm/ServiceSm.cs

@@ -0,0 +1,67 @@
+using Ryujinx.Core.OsHle.Handles;
+using Ryujinx.Core.OsHle.Ipc;
+using System.Collections.Generic;
+
+namespace Ryujinx.Core.OsHle.IpcServices.Sm
+{
+    class ServiceSm : IIpcService
+    {
+        private Dictionary<int, ServiceProcessRequest> m_Commands;
+
+        public IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
+
+        public ServiceSm()
+        {
+            m_Commands = new Dictionary<int, ServiceProcessRequest>()
+            {
+                { 0, Initialize },
+                { 1, GetService }
+            };
+        }
+
+        private const int SmNotInitialized = 0x415;
+
+        public long Initialize(ServiceCtx Context)
+        {
+            Context.Session.Initialize();
+
+            return 0;
+        }
+
+        public long GetService(ServiceCtx Context)
+        {
+            //Only for kernel version > 3.0.0.
+            if (!Context.Session.IsInitialized)
+            {
+                //return SmNotInitialized;
+            }
+
+            string Name = string.Empty;
+
+            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)
+                {
+                    Name += (char)Chr;
+                }
+            }
+
+            if (Name == string.Empty)
+            {
+                return 0;
+            }
+
+            HSession Session = new HSession(ServiceFactory.MakeService(Name));
+
+            int Handle = Context.Ns.Os.Handles.GenerateId(Session);
+
+            Context.Response.HandleDesc = IpcHandleDesc.MakeMove(Handle);
+
+            return 0;
+        }
+    }
+}