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implemented LIN2 archives.

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This commit is contained in:
morkt
2016-10-23 15:45:56 +04:00
parent 2e9a3f240b
commit ab87c63ff5
4 changed files with 168 additions and 3 deletions
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1
ArcFormats/ArcFormats.csproj
View File

@@ -129,6 +129,7 @@
<Compile Include="Ivory\ImageMMD.cs" />
<Compile Include="Ivory\ImageMOE.cs" />
<Compile Include="Ivory\ImageSG.cs" />
<Compile Include="Kaguya\ArcLIN2.cs" />
<Compile Include="Kiss\ArcARC.cs" />
<Compile Include="KScript\ArcKPC.cs" />
<Compile Include="KScript\ImageKGP.cs" />

144
ArcFormats/Kaguya/ArcLIN2.cs Normal file
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@@ -0,0 +1,144 @@
//! \file ArcLIN2.cs
//! \date Sun Oct 23 09:57:27 2016
//! \brief KaGuYa archive format.
//
// 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 GameRes.Utility;
namespace GameRes.Formats.Kaguya
{
[Export(typeof(ArchiveFormat))]
public class Lin2Opener : ArchiveFormat
{
public override string Tag { get { return "ARC/LIN2"; } }
public override string Description { get { return "KaGuYa script engine resource archive"; } }
public override uint Signature { get { return 0x324E494C; } } // 'LIN2'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (4);
if (!IsSaneCount (count))
return null;
uint index_offset = 8;
var name_buffer = new byte[0x100];
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
ushort name_length = file.View.ReadUInt16 (index_offset);
if (name_length > name_buffer.Length)
name_buffer = new byte[name_length];
file.View.Read (index_offset+2, name_buffer, 0, name_length);
for (int j = 0; j < name_length; ++j)
name_buffer[j] ^= 0xFF;
var name = Binary.GetCString (name_buffer, 0, name_length);
if (string.IsNullOrEmpty (name))
return null;
index_offset += 2u + name_length;
var entry = FormatCatalog.Instance.Create<PackedEntry> (name);
entry.Offset = file.View.ReadUInt32 (index_offset);
entry.Size = file.View.ReadUInt32 (index_offset+4);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
int type = file.View.ReadInt16 (index_offset+8);
if (1 == type)
entry.IsPacked = true;
else if (2 == type)
entry.Type = "audio";
dir.Add (entry);
index_offset += 10;
}
return new ArcFile (file, this, dir);
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var pent = entry as PackedEntry;
if (null == pent || !pent.IsPacked)
return base.OpenEntry (arc, entry);
if (0 == pent.UnpackedSize)
pent.UnpackedSize = arc.File.View.ReadUInt32 (entry.Offset);
using (var input = arc.File.CreateStream (entry.Offset+4, entry.Size-4))
{
var data = UnpackLzss (input, pent.UnpackedSize);
return new BinMemoryStream (data, entry.Name);
}
}
byte[] UnpackLzss (IBinaryStream input, uint unpacked_size)
{
var output = new byte[unpacked_size];
var frame = new byte[0x100];
int frame_pos = 0xEF;
int dst = 0;
int ctl = 0;
int bit = 0;
int prev_count = 0x100;
while (dst < output.Length)
{
bit >>= 1;
if (0 == bit)
{
ctl = input.ReadByte();
if (-1 == ctl)
break;
bit = 0x80;
}
if (0 != (ctl & bit))
{
byte v = input.ReadUInt8();
frame[frame_pos++ & 0xFF] = v;
output[dst++] = v;
}
else
{
int offset = input.ReadUInt8();
int count;
if (-1 == prev_count)
{
prev_count = input.ReadUInt8();
count = prev_count & 0xF;
}
else
{
count = prev_count >> 4;
prev_count = -1;
}
count += 2;
while (count --> 0 && dst < output.Length)
{
byte v = frame[offset++ & 0xFF];
frame[frame_pos++ & 0xFF] = v;
output[dst++] = v;
}
}
}
return output;
}
}
}

2
ArcFormats/Kaguya/ArcLINK.cs
View File

@@ -50,7 +50,7 @@ namespace GameRes.Formats.Kaguya
[Export(typeof(ArchiveFormat))]
public class LinkOpener : ArchiveFormat
{
public override string Tag { get { return "LINK/KAGUYA"; } }
public override string Tag { get { return "ARC/LINK"; } }
public override string Description { get { return "KaGuYa script engine resource archive"; } }
public override uint Signature { get { return 0x4B4E494C; } } // 'LINK'
public override bool IsHierarchic { get { return false; } }