Ipc refactor (#9)

* Start refactoring IPC objects (started with IFile and IFileSystem)

* End refactoring IPC objects (#8)

* End refactoring IPC objects

* End refactoring IPC objects

corrections

Ryujinx/OsHle/Objects/Am/IStorageAccessor.cs

@@ -0,0 +1,68 @@
+using ChocolArm64.Memory;
+using Ryujinx.OsHle.Ipc;
+using System;
+using System.Collections.Generic;
+
+namespace Ryujinx.OsHle.Objects.Am
+{
+    class IStorageAccessor : IIpcInterface
+    {
+        private Dictionary<int, ServiceProcessRequest> m_Commands;
+
+        public IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
+
+        public IStorage Storage { get; private set; }
+
+        public IStorageAccessor(IStorage Storage)
+        {
+            m_Commands = new Dictionary<int, ServiceProcessRequest>()
+            {
+                {  0, GetSize },
+                { 11, Read    }
+            };
+
+            this.Storage = Storage;
+        }
+
+        public long GetSize(ServiceCtx Context)
+        {
+            IStorageAccessor Accessor = Context.GetObject<IStorageAccessor>();
+
+            Context.ResponseData.Write((long)Accessor.Storage.Data.Length);
+
+            return 0;
+        }
+
+        public long Read(ServiceCtx Context)
+        {
+            IStorageAccessor Accessor = Context.GetObject<IStorageAccessor>();
+
+            IStorage Storage = Accessor.Storage;
+
+            long ReadPosition = Context.RequestData.ReadInt64();
+
+            if (Context.Request.RecvListBuff.Count > 0)
+            {
+                long  Position = Context.Request.RecvListBuff[0].Position;
+                short Size     = Context.Request.RecvListBuff[0].Size;
+
+                byte[] Data;
+
+                if (Storage.Data.Length > Size)
+                {
+                    Data = new byte[Size];
+                    
+                    Buffer.BlockCopy(Storage.Data, 0, Data, 0, Size);
+                }
+                else
+                {
+                    Data = Storage.Data;
+                }
+
+                AMemoryHelper.WriteBytes(Context.Memory, Position, Data);
+            }
+
+            return 0;
+        }
+    }
+}