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implemented sudio e.go! PAK0 archives.
This commit is contained in:
morkt
parent
84447709c7
commit
111ffab7ac
@ -72,6 +72,7 @@
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<Compile Include="Propeller\ArcMGR.cs" />
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<Compile Include="Propeller\ArcMPK.cs" />
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<Compile Include="Propeller\ImageMGR.cs" />
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<Compile Include="StudioEgo\ArcPAK0.cs" />
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<Compile Include="TechnoBrain\ImageIPH.cs" />
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<Compile Include="ArcDX.cs" />
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<Compile Include="ArcMiris.cs" />
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@ -134,7 +135,7 @@
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<Compile Include="Dac\ArcDPK.cs" />
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<Compile Include="Ikura\ArcDRS.cs" />
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<Compile Include="Eagls\ArcEAGLS.cs" />
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<Compile Include="ArcEGO.cs" />
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<Compile Include="StudioEgo\ArcEGO.cs" />
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<Compile Include="Ffa\ArcFFA.cs" />
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<Compile Include="Interheart\ArcFPK.cs" />
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<Compile Include="ArcFVP.cs" />
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@ -36,7 +36,7 @@ namespace GameRes.Formats.Ego
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[Export(typeof(ArchiveFormat))]
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public class DatOpener : ArchiveFormat
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{
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public override string Tag { get { return "EGO"; } }
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public override string Tag { get { return "DAT/EGO"; } }
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public override string Description { get { return "Studio e.go! engine resource archive"; } }
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public override uint Signature { get { return 0; } }
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public override bool IsHierarchic { get { return true; } }
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139
ArcFormats/StudioEgo/ArcPAK0.cs
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139
ArcFormats/StudioEgo/ArcPAK0.cs
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@ -0,0 +1,139 @@
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//! \file ArcPAK0.cs
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//! \date Sun Nov 22 10:31:48 2015
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//! \brief Studio e.go! 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 System.IO;
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namespace GameRes.Formats.Ego
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{
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internal struct DirEntry
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{
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public string Name;
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public int Parent;
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public int LastIndex;
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}
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[Export(typeof(ArchiveFormat))]
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public class Pak0Opener : ArchiveFormat
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{
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public override string Tag { get { return "PAK0/EGO"; } }
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public override string Description { get { return "Studio e.go! resource archive"; } }
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public override uint Signature { get { return 0x304B4150; } } // 'PAK0'
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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 Pak0Opener ()
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{
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Extensions = new string[] { "dat" };
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}
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public override ArcFile TryOpen (ArcView file)
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{
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uint data_offset = file.View.ReadUInt32 (4);
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int dir_count = file.View.ReadInt32 (8);
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int count = file.View.ReadInt32 (0xC);
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if (data_offset <= 0x14 || data_offset >= file.MaxOffset)
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return null;
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if (!IsSaneCount (dir_count) || !IsSaneCount (count))
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return null;
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var reader = new Pak0Reader (file, data_offset, dir_count, count);
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var dir = reader.ReadIndex();
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return null != dir ? new ArcFile (file, this, dir) : null;
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}
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}
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internal sealed class Pak0Reader
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{
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ArcView m_file;
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uint m_data_offset;
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int m_dir_count;
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int m_count;
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uint m_name_pos;
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public Pak0Reader (ArcView file, uint data_offset, int dir_count, int file_count)
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{
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m_file = file;
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m_data_offset = data_offset;
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m_dir_count = dir_count;
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m_count = file_count;
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}
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public List<Entry> ReadIndex ()
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{
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if (m_data_offset > m_file.View.Reserve (0, m_data_offset))
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return null;
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uint index_offset = 0x10;
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m_name_pos = index_offset + (uint)m_dir_count * 8u + (uint)m_count * 0x10u;
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var dirs = new DirEntry[m_dir_count];
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for (int i = 0; i < m_dir_count; ++i)
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{
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dirs[i].Parent = m_file.View.ReadInt32 (index_offset);
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dirs[i].LastIndex = m_file.View.ReadInt32 (index_offset+4);
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if (dirs[i].Parent >= m_dir_count || dirs[i].Parent == i)
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return null;
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if (-1 != dirs[i].Parent)
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dirs[i].Name = ReadNextName();
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index_offset += 8;
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}
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var files = new List<Entry> (m_count);
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int current = 0;
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for (int i = 0; i < m_dir_count; ++i)
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{
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string parent_dir = GetPath (dirs, i);
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while (current < dirs[i].LastIndex)
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{
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string name = Path.Combine (parent_dir, ReadNextName());
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var entry = FormatCatalog.Instance.Create<Entry> (name);
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entry.Offset = m_file.View.ReadUInt32 (index_offset);
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entry.Size = m_file.View.ReadUInt32 (index_offset+4);
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files.Add (entry);
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index_offset += 0x10;
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++current;
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}
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}
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return files;
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}
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string GetPath (IList<DirEntry> dirs, int dir_index)
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{
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List<string> path = new List<string> (2);
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for (int i = dir_index; dirs[i].Parent != -1; i = dirs[i].Parent)
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path.Add (dirs[i].Name);
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if (0 == path.Count)
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return string.Empty;
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path.Reverse();
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return Path.Combine (path.ToArray());
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}
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string ReadNextName ()
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{
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uint length = m_file.View.ReadByte (m_name_pos++);
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var name = m_file.View.ReadString (m_name_pos, length);
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m_name_pos += length;
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return name;
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}
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}
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}
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@ -182,6 +182,7 @@ Zecchou Spiral!!<br/>
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<tr><td>*.isg</td><td><tt>ISM IMAGEFILE</tt></td><td>No</td></tr>
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<tr class="odd"><td>*.dat<br/>*.pak</td><td>-</td><td>No</td><td rowspan="2">Black Rainbow</td><td rowspan="2">
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Gadget<br/>
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Fukou na Kami<br/>
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Saiminjutsu<br/>
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</td></tr>
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<tr class="odd"><td>*.bmd</td><td><tt>_BMD</tt></td><td>Yes</td></tr>
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@ -513,6 +514,9 @@ Genrin no Kishougun<br/>
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Bullet Butlers<br/>
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</td></tr>
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<tr class="odd"><td>*.mgr</td><td>-</td><td>No</td></tr>
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<tr><td>*.dat</td><td><tt>PAK0</tt></td><td>No</td><td>Studio e.go!</td><td>
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Izumo 2 ~Gakuen Kyousoukyoku~<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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