From 2d85b8a9efa884f2010f160d8aa7e87f7a378e7d Mon Sep 17 00:00:00 2001 From: morkt Date: Sat, 19 Sep 2015 10:08:05 +0400 Subject: [PATCH] implemented Debonosu Works PAK archive. --- ArcFormats/ArcFormats.csproj | 1 + ArcFormats/Debonosu/ArcPAK.cs | 150 ++++++++++++++++++++++++++++++++++ supported.html | 3 + 3 files changed, 154 insertions(+) create mode 100644 ArcFormats/Debonosu/ArcPAK.cs diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj index 98221e8b..dea17ec0 100644 --- a/ArcFormats/ArcFormats.csproj +++ b/ArcFormats/ArcFormats.csproj @@ -64,6 +64,7 @@ + diff --git a/ArcFormats/Debonosu/ArcPAK.cs b/ArcFormats/Debonosu/ArcPAK.cs new file mode 100644 index 00000000..f213be42 --- /dev/null +++ b/ArcFormats/Debonosu/ArcPAK.cs @@ -0,0 +1,150 @@ +//! \file ArcPAK.cs +//! \date Sat Sep 19 08:51:36 2015 +//! \brief Debonosu Works resource archive. +// +// Copyright (C) 2015 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 System.IO.Compression; +using GameRes.Utility; + +namespace GameRes.Formats.Debonosu +{ + [Export(typeof(ArchiveFormat))] + public class PakOpener : ArchiveFormat + { + public override string Tag { get { return "PAK/Debonosu"; } } + public override string Description { get { return "Debonosu Works resource archive"; } } + public override uint Signature { get { return 0x004B4150; } } // 'PAK' + public override bool IsHierarchic { get { return true; } } + public override bool CanCreate { get { return false; } } + + public override ArcFile TryOpen (ArcView file) + { + uint index_offset = file.View.ReadUInt16 (4); + if (0 != file.View.ReadUInt16 (10)) + return null; + + uint info_size = file.View.ReadUInt32 (index_offset); + int root_count = file.View.ReadInt32 (index_offset+8); + uint unpacked_size = file.View.ReadUInt32 (index_offset+0xC); + uint packed_size = file.View.ReadUInt32 (index_offset+0x10); + using (var packed = file.CreateStream (index_offset+info_size, packed_size)) + using (var unpacked = new DeflateStream (packed, CompressionMode.Decompress)) + using (var reader = new IndexReader (unpacked, index_offset+info_size+packed_size)) + { + var dir = reader.ReadRoot (root_count); + if (null == dir) + return null; + return new ArcFile (file, this, dir); + } + } + + public override Stream OpenEntry (ArcFile arc, Entry entry) + { + var input = arc.File.CreateStream (entry.Offset, entry.Size); + var packed = entry as PackedEntry; + if (null == packed || !packed.IsPacked) + return input; + return new DeflateStream (input, CompressionMode.Decompress); + } + + internal sealed class IndexReader : IDisposable + { + BinaryReader m_input; + long m_base_offset; + List m_dir = new List(); + + public IndexReader (Stream input, long base_offset) + { + m_input = new ArcView.Reader (input); + m_base_offset = base_offset; + } + + public List ReadRoot (int root_count) + { + ReadDir ("", root_count); + return m_dir; + } + + void ReadDir (string path, int count) + { + for (int i = 0; i < count; ++i) + { + long offset = m_input.ReadInt64(); + long unpacked = m_input.ReadInt64(); + long packed = m_input.ReadInt64(); + uint flags = m_input.ReadUInt32(); + m_input.ReadUInt64(); // ctime + m_input.ReadUInt64(); // atime + m_input.ReadUInt64(); // mtime + var name = Path.Combine (path, ReadName()); + if (0 != (flags & 0x10)) + { + ReadDir (name, (int)unpacked); + } + else + { + var entry = FormatCatalog.Instance.Create (name); + entry.Offset = m_base_offset + offset; + entry.Size = (uint)packed; + entry.UnpackedSize = (uint)unpacked; + entry.IsPacked = true; + m_dir.Add (entry); + } + } + } + + byte[] name_buffer = new byte[32]; + + string ReadName () + { + int size = 0; + for (;;) + { + int b = m_input.ReadByte(); + if (0 == b) + break; + if (name_buffer.Length == size) + { + Array.Resize (ref name_buffer, checked(size/2*3)); + } + name_buffer[size++] = (byte)b; + } + return Encodings.cp932.GetString (name_buffer, 0, size); + } + + bool _disposed = false; + public void Dispose () + { + if (!_disposed) + { + m_input.Dispose(); + _disposed = true; + } + } + } + } +} diff --git a/supported.html b/supported.html index 596cd44c..298e783f 100644 --- a/supported.html +++ b/supported.html @@ -380,6 +380,9 @@ Futamajo
*.bmpMWPNo *.dat+*l.dat-NoStudio MirisTetsuwan Gacchu! *.bdf
*.spl-NoZyxInnai Kansen series +*.pakPAKNoDebonosu Works +Gigai no Alruna
+

1 Non-encrypted only