From 111ffab7ac1e09fc10d3bd5ba9c8830d5c59d642 Mon Sep 17 00:00:00 2001 From: morkt Date: Sun, 22 Nov 2015 18:30:49 +0400 Subject: [PATCH] implemented sudio e.go! PAK0 archives. --- ArcFormats/ArcFormats.csproj | 3 +- ArcFormats/StudioEgo/ArcEGO.cs | 2 +- ArcFormats/StudioEgo/ArcPAK0.cs | 139 ++++++++++++++++++++++++++++++++ supported.html | 4 + 4 files changed, 146 insertions(+), 2 deletions(-) create mode 100644 ArcFormats/StudioEgo/ArcPAK0.cs diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj index fa2ac926..a28694c8 100644 --- a/ArcFormats/ArcFormats.csproj +++ b/ArcFormats/ArcFormats.csproj @@ -72,6 +72,7 @@ + @@ -134,7 +135,7 @@ - + diff --git a/ArcFormats/StudioEgo/ArcEGO.cs b/ArcFormats/StudioEgo/ArcEGO.cs index d52f9506..f3e35c9b 100644 --- a/ArcFormats/StudioEgo/ArcEGO.cs +++ b/ArcFormats/StudioEgo/ArcEGO.cs @@ -36,7 +36,7 @@ namespace GameRes.Formats.Ego [Export(typeof(ArchiveFormat))] public class DatOpener : ArchiveFormat { - public override string Tag { get { return "EGO"; } } + public override string Tag { get { return "DAT/EGO"; } } public override string Description { get { return "Studio e.go! engine resource archive"; } } public override uint Signature { get { return 0; } } public override bool IsHierarchic { get { return true; } } diff --git a/ArcFormats/StudioEgo/ArcPAK0.cs b/ArcFormats/StudioEgo/ArcPAK0.cs new file mode 100644 index 00000000..db5327ef --- /dev/null +++ b/ArcFormats/StudioEgo/ArcPAK0.cs @@ -0,0 +1,139 @@ +//! \file ArcPAK0.cs +//! \date Sun Nov 22 10:31:48 2015 +//! \brief Studio e.go! resource archives. +// +// 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.Collections.Generic; +using System.ComponentModel.Composition; +using System.IO; + +namespace GameRes.Formats.Ego +{ + internal struct DirEntry + { + public string Name; + public int Parent; + public int LastIndex; + } + + [Export(typeof(ArchiveFormat))] + public class Pak0Opener : ArchiveFormat + { + public override string Tag { get { return "PAK0/EGO"; } } + public override string Description { get { return "Studio e.go! resource archive"; } } + public override uint Signature { get { return 0x304B4150; } } // 'PAK0' + public override bool IsHierarchic { get { return true; } } + public override bool CanCreate { get { return false; } } + + public Pak0Opener () + { + Extensions = new string[] { "dat" }; + } + + public override ArcFile TryOpen (ArcView file) + { + uint data_offset = file.View.ReadUInt32 (4); + int dir_count = file.View.ReadInt32 (8); + int count = file.View.ReadInt32 (0xC); + if (data_offset <= 0x14 || data_offset >= file.MaxOffset) + return null; + if (!IsSaneCount (dir_count) || !IsSaneCount (count)) + return null; + var reader = new Pak0Reader (file, data_offset, dir_count, count); + var dir = reader.ReadIndex(); + return null != dir ? new ArcFile (file, this, dir) : null; + } + } + + internal sealed class Pak0Reader + { + ArcView m_file; + uint m_data_offset; + int m_dir_count; + int m_count; + uint m_name_pos; + + public Pak0Reader (ArcView file, uint data_offset, int dir_count, int file_count) + { + m_file = file; + m_data_offset = data_offset; + m_dir_count = dir_count; + m_count = file_count; + } + + public List ReadIndex () + { + if (m_data_offset > m_file.View.Reserve (0, m_data_offset)) + return null; + uint index_offset = 0x10; + m_name_pos = index_offset + (uint)m_dir_count * 8u + (uint)m_count * 0x10u; + var dirs = new DirEntry[m_dir_count]; + for (int i = 0; i < m_dir_count; ++i) + { + dirs[i].Parent = m_file.View.ReadInt32 (index_offset); + dirs[i].LastIndex = m_file.View.ReadInt32 (index_offset+4); + if (dirs[i].Parent >= m_dir_count || dirs[i].Parent == i) + return null; + if (-1 != dirs[i].Parent) + dirs[i].Name = ReadNextName(); + index_offset += 8; + } + var files = new List (m_count); + int current = 0; + for (int i = 0; i < m_dir_count; ++i) + { + string parent_dir = GetPath (dirs, i); + while (current < dirs[i].LastIndex) + { + string name = Path.Combine (parent_dir, ReadNextName()); + var entry = FormatCatalog.Instance.Create (name); + entry.Offset = m_file.View.ReadUInt32 (index_offset); + entry.Size = m_file.View.ReadUInt32 (index_offset+4); + files.Add (entry); + index_offset += 0x10; + ++current; + } + } + return files; + } + + string GetPath (IList dirs, int dir_index) + { + List path = new List (2); + for (int i = dir_index; dirs[i].Parent != -1; i = dirs[i].Parent) + path.Add (dirs[i].Name); + if (0 == path.Count) + return string.Empty; + path.Reverse(); + return Path.Combine (path.ToArray()); + } + + string ReadNextName () + { + uint length = m_file.View.ReadByte (m_name_pos++); + var name = m_file.View.ReadString (m_name_pos, length); + m_name_pos += length; + return name; + } + } +} diff --git a/supported.html b/supported.html index a05f85c8..73090279 100644 --- a/supported.html +++ b/supported.html @@ -182,6 +182,7 @@ Zecchou Spiral!!
*.isgISM IMAGEFILENo *.dat
*.pak-NoBlack Rainbow Gadget
+Fukou na Kami
Saiminjutsu
*.bmd_BMDYes @@ -513,6 +514,9 @@ Genrin no Kishougun
Bullet Butlers
*.mgr-No +*.datPAK0NoStudio e.go! +Izumo 2 ~Gakuen Kyousoukyoku~
+

1 Non-encrypted only