Initiale hbmenu.nro support (#32)

* Initiale hbmenu.nro support

Implement missing SetScreenShotPermission object.
Implement missing IsCurrentProcessBeingDebugged in SVC.
Add a Extension variable to Executable.
Add basic support of hbmenu.nro.

* Homebrew.cs correction

Ryujinx.Core/Loaders/Executables/IExecutable.cs

@@ -2,6 +2,12 @@ using System.Collections.ObjectModel;
 
 namespace Ryujinx.Core.Loaders.Executables
 {
+    public enum Extensions
+    {
+        NRO,
+        NSO
+    }
+
     public interface IExecutable
     {
         ReadOnlyCollection<byte> Text { get; }
@@ -13,5 +19,7 @@ namespace Ryujinx.Core.Loaders.Executables
         int ROOffset   { get; }
         int DataOffset { get; }
         int BssSize    { get; }
+
+        Extensions Extension  { get; }
     }
 }

Ryujinx.Core/Loaders/Executables/Nro.cs

@@ -20,6 +20,8 @@ namespace Ryujinx.Core.Loaders.Executables
         public int DataOffset { get; private set; }
         public int BssSize    { get; private set; }
 
+        public Extensions Extension { get; private set; }
+
         public Nro(Stream Input)
         {
             BinaryReader Reader = new BinaryReader(Input);
@@ -47,6 +49,8 @@ namespace Ryujinx.Core.Loaders.Executables
             this.DataOffset = DataOffset;
             this.BssSize    = BssSize;
 
+            this.Extension  = Extensions.NRO;
+
             byte[] Read(long Position, int Size)
             {
                 Input.Seek(Position, SeekOrigin.Begin);

Ryujinx.Core/Loaders/Executables/Nso.cs

@@ -21,6 +21,8 @@ namespace Ryujinx.Core.Loaders.Executables
         public int DataOffset { get; private set; }
         public int BssSize    { get; private set; }
 
+        public Extensions Extension { get; private set; }
+
         [Flags]
         private enum NsoFlags
         {
@@ -79,6 +81,8 @@ namespace Ryujinx.Core.Loaders.Executables
             this.DataOffset = DataMemOffset;
             this.BssSize    = BssSize;
 
+            this.Extension = Extensions.NSO;
+
             //Text segment
             Input.Seek(TextOffset, SeekOrigin.Begin);