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implemented ADS archives.

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This commit is contained in:
morkt 2016-02-07 19:24:28 +04:00
parent 9b90903100
commit 17ffc41a75
3 changed files with 145 additions and 1 deletions
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1
ArcFormats/ArcFormats.csproj
View File

@ -63,6 +63,7 @@
</ItemGroup>
<ItemGroup>
<Compile Include="Actgs\ArcDAT.cs" />
<Compile Include="GSD\ArcADS.cs" />
<Compile Include="Amaterasu\ImageGRP.cs" />
<Compile Include="AnimeGameSystem\ArcDAT.cs" />
<Compile Include="AnimeGameSystem\AudioPCM.cs" />

140
ArcFormats/GSD/ArcADS.cs Normal file
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@ -0,0 +1,140 @@
//! \file ArcADS.cs
//! \date Sun Feb 07 14:40:32 2016
//! \brief ADVDX 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;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using GameRes.Utility;
namespace GameRes.Formats.BlackRainbow
{
using EncryptedViewStream = NScripter.EncryptedViewStream;
[Serializable]
public class AdsScheme : ResourceScheme
{
public Dictionary<string, byte[]> KnownKeys;
}
[Export(typeof(ArchiveFormat))]
public class AdsOpener : ArchiveFormat
{
public override string Tag { get { return "ADS"; } }
public override string Description { get { return "ADVDX engine resource archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return false; } }
public static Dictionary<string, byte[]> KnownKeys = new Dictionary<string, byte[]>();
public override ResourceScheme Scheme
{
get { return new AdsScheme { KnownKeys = KnownKeys }; }
set { KnownKeys = ((AdsScheme)value).KnownKeys; }
}
public override ArcFile TryOpen (ArcView file)
{
if (!file.Name.EndsWith (".ads", StringComparison.InvariantCultureIgnoreCase))
return null;
foreach (var key in KnownKeys.Values)
{
using (var arc = new EncryptedViewStream (file, key, true))
{
uint signature = FormatCatalog.ReadSignature (arc);
if (2 == signature || 4 == signature || 5 == signature)
{
var dir = ReadIndex (arc, key);
if (dir != null)
return new AdsArchive (file, this, dir, key);
}
}
}
return null;
}
List<Entry> ReadIndex (Stream arc, byte[] key)
{
arc.Position = 8;
using (var reader = new ArcView.Reader (arc))
{
int count = reader.ReadInt32();
if (!IsSaneCount (count))
return null;
uint base_offset = reader.ReadUInt32();
uint index_size = 4u * (uint)count;
var max_offset = arc.Length;
if (base_offset >= max_offset || base_offset < (0x10+index_size))
return null;
var index = new List<uint> (count);
for (int i = 0; i < count; ++i)
{
uint offset = reader.ReadUInt32();
if (offset != 0xffffffff)
{
if (offset >= max_offset-base_offset)
return null;
index.Add (base_offset + offset);
}
}
var name_buffer = new byte[0x20];
var dir = new List<Entry> (index.Count);
for (int i = 0; i < index.Count; ++i)
{
long offset = index[i];
reader.BaseStream.Position = offset;
reader.Read (name_buffer, 0, 0x20);
string name = Binary.GetCString (name_buffer, 0, 0x20);
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Offset = offset + 0x24;
entry.Size = reader.ReadUInt32();
dir.Add (entry);
}
return dir;
}
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var ads_arc = arc as AdsArchive;
if (null == ads_arc)
return base.OpenEntry (arc, entry);
var input = new EncryptedViewStream (ads_arc.File, ads_arc.Key, true);
return new StreamRegion (input, entry.Offset, entry.Size);
}
}
internal class AdsArchive : ArcFile
{
public readonly byte[] Key;
public AdsArchive (ArcView arc, ArchiveFormat impl, ICollection<Entry> dir, byte[] key)
: base (arc, impl, dir)
{
Key = key;
}
}
}

5
supported.html
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@ -204,12 +204,15 @@ Unionism Quartet<br/>
<tr class="odd"><td>*.ycg</td><td><tt>YCG</tt></td><td>No</td></tr>
<tr><td>*.isa</td><td><tt>ISM ARCHIVED</tt></td><td>No</td><td rowspan="2">ISM</td><td rowspan="2">Green ~Akizora no Screen~</td></tr>
<tr><td>*.isg</td><td><tt>ISM IMAGEFILE</tt></td><td>No</td></tr>
<tr class="odd"><td>*.dat<br/>*.pak</td><td>-</td><td>No</td><td rowspan="2">Black Rainbow</td><td rowspan="2">
<tr class="odd"><td>*.dat<br/>*.pak</td><td>-</td><td>No</td><td rowspan="3">Black Rainbow</td><td rowspan="3">
Gadget<br/>
Gitai Saimin<br/>
Fukou na Kami<br/>
Saiminjutsu<br/>
Soukan Yuugi 2<br/>
</td></tr>
<tr class="odd"><td>*.bmd</td><td><tt>_BMD</tt></td><td>Yes</td></tr>
<tr class="odd"><td>*.asd</td><td>-</td><td>No</td></tr>
<tr><td>*.dat</td><td>-</td><td>Yes</td><td>Studio e.go!</td><td>Men at Work 2</td></tr>
<tr class="odd"><td>*.mbl</td><td>-</td><td>No</td><td rowspan="3">Marble</td><td rowspan="3">
Chikatetsu Fuusa Jiken<br/>