diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj
index 2b81d405..9b64c2f8 100644
--- a/ArcFormats/ArcFormats.csproj
+++ b/ArcFormats/ArcFormats.csproj
@@ -110,6 +110,8 @@
+
+
diff --git a/ArcFormats/Irrlicht/ArcARK.cs b/ArcFormats/Irrlicht/ArcARK.cs
new file mode 100644
index 00000000..c62829a3
--- /dev/null
+++ b/ArcFormats/Irrlicht/ArcARK.cs
@@ -0,0 +1,80 @@
+//! \file ArcARK.cs
+//! \date Sun Aug 28 06:06:07 2016
+//! \brief Irrlicht engine resource archive.
+//
+// Copyright (C) 2016 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+using System.Security.Cryptography;
+
+namespace GameRes.Formats.Irrlicht
+{
+ [Export(typeof(ArchiveFormat))]
+ public class ArkOpener : ArchiveFormat
+ {
+ public override string Tag { get { return "ARK"; } }
+ public override string Description { get { return "Irrlicht engine resource archive"; } }
+ public override uint Signature { get { return 0; } }
+ public override bool IsHierarchic { get { return true; } }
+ public override bool CanCreate { get { return false; } }
+
+ public override ArcFile TryOpen (ArcView file)
+ {
+ int count = file.View.ReadInt32 (0);
+ if (!IsSaneCount (count))
+ return null;
+
+ int index_offset = 4;
+ int first_offset = file.View.ReadInt32 (index_offset+0x104);
+ if (first_offset != (index_offset + count * 0x10C))
+ return null;
+ var name_buffer = new byte[0x104];
+ var dir = new List (count);
+ for (int i = 0; i < count; ++i)
+ {
+ file.View.Read (index_offset, name_buffer, 0, 0x104);
+ int l;
+ for (l = 0; l < name_buffer.Length && 0xFF != name_buffer[l]; ++l)
+ name_buffer[l] ^= 0xFF;
+ if (0 == l)
+ return null;
+ var name = Encodings.cp932.GetString (name_buffer, 0, l);
+ var entry = FormatCatalog.Instance.Create (name);
+ entry.Offset = file.View.ReadUInt32 (index_offset+0x104);
+ entry.Size = file.View.ReadUInt32 (index_offset+0x108);
+ if (!entry.CheckPlacement (file.MaxOffset))
+ return null;
+ dir.Add (entry);
+ index_offset += 0x10C;
+ }
+ return new ArcFile (file, this, dir);
+ }
+
+ public override Stream OpenEntry (ArcFile arc, Entry entry)
+ {
+ var input = arc.File.CreateStream (entry.Offset, entry.Size);
+ return new CryptoStream (input, new NotTransform(), CryptoStreamMode.Read);
+ }
+ }
+}
diff --git a/ArcFormats/Irrlicht/ArcPACK.cs b/ArcFormats/Irrlicht/ArcPACK.cs
new file mode 100644
index 00000000..64085eda
--- /dev/null
+++ b/ArcFormats/Irrlicht/ArcPACK.cs
@@ -0,0 +1,74 @@
+//! \file ArcPACK.cs
+//! \date Sun Aug 28 06:42:38 2016
+//! \brief Irrlicht engine audio archive.
+//
+// Copyright (C) 2016 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+
+namespace GameRes.Formats.Irrlicht
+{
+ [Export(typeof(ArchiveFormat))]
+ public class PackOpener : ArchiveFormat
+ {
+ public override string Tag { get { return "PACK/Irrlicht"; } }
+ public override string Description { get { return "Irrlicht engine audio archive"; } }
+ public override uint Signature { get { return 0; } }
+ public override bool IsHierarchic { get { return false; } }
+ public override bool CanCreate { get { return false; } }
+
+ public PackOpener ()
+ {
+ Extensions = new string[] { "pack" };
+ }
+
+ public override ArcFile TryOpen (ArcView file)
+ {
+ if (!file.Name.EndsWith (".pack", StringComparison.InvariantCultureIgnoreCase))
+ return null;
+ long offset = 0;
+ var dir = new List();
+ while (offset < file.MaxOffset)
+ {
+ if (offset + 0x10A >= file.MaxOffset)
+ return null;
+ var name = file.View.ReadString (offset, 0x104);
+ if (string.IsNullOrWhiteSpace (name))
+ return null;
+ offset += 0x105;
+ uint size = file.View.ReadUInt32 (offset);
+ offset += 5;
+ if (offset + size > file.MaxOffset)
+ return null;
+ var entry = FormatCatalog.Instance.Create (name);
+ entry.Offset = offset;
+ entry.Size = size;
+ dir.Add (entry);
+ offset += size;
+ }
+ return new ArcFile (file, this, dir);
+ }
+ }
+}
diff --git a/supported.html b/supported.html
index c3d197a6..94f80891 100644
--- a/supported.html
+++ b/supported.html
@@ -123,6 +123,7 @@ Chikan Kizoku
Futagoza no Paradox
Happy Princess
Idol ☆ Revolution
+Katahane
Narimono
Reconquista
Switch!! ~Boku ga Natsu ni Omou Koto~
@@ -1069,6 +1070,9 @@ ToHeart2 AnotherDays
| *.am | am00 | No |
| *.g | - | No |
| *.w | - | No |
+| *.ark | - | No | Irrlicht |
+Alter Ego
+ |
Non-encrypted only