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implemented ESC-ARC archives.
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morkt
parent
27c07a3821
commit
9520f312b7
@ -75,6 +75,7 @@
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<Compile Include="Cmvs\CmvsMD5.cs" />
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<Compile Include="Cmvs\ImagePB3.cs" />
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<Compile Include="elf\ArcVSD.cs" />
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<Compile Include="Escude\ArcBIN.cs" />
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<Compile Include="Eushully\ArcGPC.cs" />
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<Compile Include="Eushully\ImageGP.cs" />
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<Compile Include="Favorite\ArcBIN.cs" />
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145
ArcFormats/Escude/ArcBIN.cs
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145
ArcFormats/Escude/ArcBIN.cs
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@ -0,0 +1,145 @@
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//! \file ArcBIN.cs
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//! \date Sat Dec 19 06:16:35 2015
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//! \brief Escu:de resource archives.
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//
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// Copyright (C) 2015 by morkt
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//
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using System.Collections.Generic;
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using System.ComponentModel.Composition;
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using GameRes.Utility;
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namespace GameRes.Formats.Escude
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{
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[Export(typeof(ArchiveFormat))]
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public class BinOpener : FVP.BinOpener
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{
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public override string Tag { get { return "BIN/ESC-ARC"; } }
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public override string Description { get { return "Escu:de resource archive"; } }
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public override uint Signature { get { return 0x2D435345; } } // 'ESC-'
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public override bool IsHierarchic { get { return true; } }
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public override bool CanCreate { get { return false; } }
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public override ArcFile TryOpen (ArcView file)
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{
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if (!file.View.AsciiEqual (4, "ARC"))
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return null;
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int version = file.View.ReadByte (7) - '0';
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var reader = new IndexReader (file);
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List<Entry> dir = null;
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if (1 == version)
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dir = reader.ReadIndexV1();
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else if (2 == version)
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dir = reader.ReadIndexV2();
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if (null == dir)
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return null;
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return new ArcFile (file, this, dir);
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}
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}
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internal sealed class IndexReader
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{
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ArcView m_file;
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uint m_seed;
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uint m_count;
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public IndexReader (ArcView file)
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{
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m_file = file;
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m_seed = m_file.View.ReadUInt32 (8);
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m_count = file.View.ReadUInt32 (0xC) ^ NextKey();
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}
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public List<Entry> ReadIndexV1 ()
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{
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if (!ArchiveFormat.IsSaneCount ((int)m_count))
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return null;
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uint index_size = m_count * 0x88;
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var index = m_file.View.ReadBytes (0x10, index_size);
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if (index.Length != index_size)
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return null;
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Decrypt (index);
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int index_offset = 0;
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var dir = new List<Entry> ((int)m_count);
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for (uint i = 0; i < m_count; ++i)
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{
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var name = Binary.GetCString (index, index_offset, 0x80);
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var entry = FormatCatalog.Instance.Create<Entry> (name);
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entry.Offset = LittleEndian.ToUInt32 (index, index_offset+0x80);
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entry.Size = LittleEndian.ToUInt32 (index, index_offset+0x84);
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if (!entry.CheckPlacement (m_file.MaxOffset))
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return null;
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index_offset += 0x88;
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dir.Add (entry);
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}
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return dir;
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}
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public List<Entry> ReadIndexV2 ()
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{
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if (!ArchiveFormat.IsSaneCount ((int)m_count))
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return null;
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uint names_size = m_file.View.ReadUInt32 (0x10) ^ NextKey();
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uint index_size = m_count * 12;
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var index = m_file.View.ReadBytes (0x14, index_size);
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if (index.Length != index_size)
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return null;
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Decrypt (index);
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int index_offset = 0;
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uint filenames_base = 0x14 + index_size;
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var dir = new List<Entry> ((int)m_count);
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for (uint i = 0; i < m_count; ++i)
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{
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uint filename_offset = LittleEndian.ToUInt32 (index, index_offset);
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var name = m_file.View.ReadString (filenames_base+filename_offset, names_size-filename_offset);
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var entry = FormatCatalog.Instance.Create<Entry> (name);
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entry.Offset = LittleEndian.ToUInt32 (index, index_offset+4);
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entry.Size = LittleEndian.ToUInt32 (index, index_offset+8);
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if (!entry.CheckPlacement (m_file.MaxOffset))
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return null;
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index_offset += 12;
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dir.Add (entry);
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}
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return dir;
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}
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unsafe void Decrypt (byte[] data)
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{
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fixed (byte* raw = data)
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{
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uint* data32 = (uint*)raw;
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for (int i = data.Length/4; i > 0; --i)
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{
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*data32++ ^= NextKey();
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}
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}
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}
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uint NextKey ()
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{
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m_seed ^= 0x65AC9365;
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m_seed ^= (((m_seed >> 1) ^ m_seed) >> 3)
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^ (((m_seed << 1) ^ m_seed) << 3);
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return m_seed;
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}
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}
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}
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@ -36,6 +36,7 @@ Kana ~Imouto~<br/>
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Kohitsuji-tachi no Rakuen<br/>
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Make Love Junkies<br/>
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Natsu no Hitoshizuku<br/>
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Onedari Milky Pai<br/>
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Private Nurse<br/>
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Sensei 2<br/>
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Shoujo Settai<br/>
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@ -272,6 +273,8 @@ Zansho Omimai Moushiagemasu<span class="footnote">ShiinaRio v2.41</span><br/>
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<tr><td>*.pad</td><td><tt>PAD</tt></td><td>No</td></tr>
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<tr class="odd"><td>*</td><td><tt>ARC2</tt><br/><tt>ARC1</tt></td><td>No</td><td>AST</td><td>
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Jokyoushi wo Kurau<br/>
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Nachtmusik<br/>
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Nachtmusik Another<br/>
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Time Trouble ~Marie ni Kubikkake~<br/>
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</td></tr>
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<tr><td>*.dat</td><td>-</td><td>No</td><td>Ail</td><td>
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@ -385,6 +388,7 @@ Kimi no Koe ga Kikoeru<br/>
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Kimi no Omoi, Sono Negai<br/>
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Samurai Jupiter<br/>
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Sora no Iro, Mizu no Iro<br/>
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Thunder Claps!<br/>
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</td></tr>
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<tr><td>*.iks</td><td><tt>NPSR</tt></td><td>No</td><td>X[iks]</td><td>Shikkan ~Hazukashimerareta Karada, Oreta Kokoro~</td></tr>
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<tr class="odd"><td>*.wbp</td><td><tt>ARCFORM3 WBUG</tt></td><td>No</td><td rowspan="4">Wild Bug</td><td rowspan="4">
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@ -565,6 +569,10 @@ Hitozuma Net Auction<br/>
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AstralAir no Shiroki Towa<br/>
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</td></tr>
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<tr><td>*.hzc</td><td><tt>hzc1</tt></td><td>No</td></tr>
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<tr class="odd"><td>*.bin</td><td><tt>ESC-ARC1</tt><br/><tt>ESC-ARC2</tt></td><td>No</td><td>Escu:de</td><td>
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Otome Renshin Prister<br/>
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Wondering Repair!<br/>
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</td></tr>
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</table>
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<p><a name="note-1" class="footnote">1</a> Non-encrypted only</p>
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</body>
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