Use libhac for loading NSO and KIP (#1047)

* Use libhac for loading NSOs and KIPs

* Fix formatting

* Refactor KIP and NSO executables for libhac

* Fix up formatting

* Remove Ryujinx.HLE.Loaders.Compression

* Remove reference to Ryujinx.HLE.Loaders.Compression in NxStaticObject.cs

* Remove reference to Ryujinx.HLE.Loaders.Compression in KernelInitialProcess.cs

* Rename classes in Ryujinx.HLE.Loaders.Executables

* Fix space alignment

* Fix up formatting

1 files changed, 67 insertions, 0 deletions

diff --git a/Ryujinx.HLE/Loaders/Executables/NroExecutable.cs b/Ryujinx.HLE/Loaders/Executables/NroExecutable.cs
new file mode 100644
index 00000000..4a7f2116
--- /dev/null
+++ b/Ryujinx.HLE/Loaders/Executables/NroExecutable.cs
@@ -0,0 +1,67 @@
+using System.IO;
+
+namespace Ryujinx.HLE.Loaders.Executables
+{
+    class NroExecutable : IExecutable
+    {
+        public byte[] Text { get; private set; }
+        public byte[] Ro   { get; private set; }
+        public byte[] Data { get; private set; }
+
+        public int Mod0Offset { get; private set; }
+        public int TextOffset { get; private set; }
+        public int RoOffset   { get; private set; }
+        public int DataOffset { get; private set; }
+        public int BssSize    { get; private set; }
+        public int FileSize   { get; private set; }
+
+        public int BssOffset => DataOffset + Data.Length;
+
+        public ulong SourceAddress { get; private set; }
+        public ulong BssAddress    { get; private set; }
+
+        public NroExecutable(Stream input, ulong sourceAddress = 0, ulong bssAddress = 0)
+        {
+            SourceAddress = sourceAddress;
+            BssAddress    = bssAddress;
+
+            BinaryReader reader = new BinaryReader(input);
+
+            input.Seek(4, SeekOrigin.Begin);
+
+            int mod0Offset = reader.ReadInt32();
+            int padding8   = reader.ReadInt32();
+            int paddingC   = reader.ReadInt32();
+            int nroMagic   = reader.ReadInt32();
+            int unknown14  = reader.ReadInt32();
+            int fileSize   = reader.ReadInt32();
+            int unknown1C  = reader.ReadInt32();
+            int textOffset = reader.ReadInt32();
+            int textSize   = reader.ReadInt32();
+            int roOffset   = reader.ReadInt32();
+            int roSize     = reader.ReadInt32();
+            int dataOffset = reader.ReadInt32();
+            int dataSize   = reader.ReadInt32();
+            int bssSize    = reader.ReadInt32();
+
+            Mod0Offset = mod0Offset;
+            TextOffset = textOffset;
+            RoOffset   = roOffset;
+            DataOffset = dataOffset;
+            BssSize    = bssSize;
+
+            byte[] Read(long position, int size)
+            {
+                input.Seek(position, SeekOrigin.Begin);
+
+                return reader.ReadBytes(size);
+            }
+
+            Text = Read(textOffset, textSize);
+            Ro   = Read(roOffset,   roSize);
+            Data = Read(dataOffset, dataSize);
+
+            FileSize = fileSize;
+        }
+    }
+}
\ No newline at end of file