mirror of
https://github.com/crskycode/GARbro.git
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203 lines
8.4 KiB
C#
203 lines
8.4 KiB
C#
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//! \file ArcBIN.cs
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//! \date Thu Jul 21 21:10:31 2016
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//! \brief Patisserie resource archive.
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//
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// Copyright (C) 2016 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;
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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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using System.Linq;
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using GameRes.Compression;
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namespace GameRes.Formats.Patisserie
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{
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[Export(typeof(ArchiveFormat))]
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public class BinOpener : ArchiveFormat
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{
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public override string Tag { get { return "BIN/OZ"; } }
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public override string Description { get { return "Patisserie resource archive"; } }
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public override uint Signature { get { return 0x01005A4F; } } // 'OZ'
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public override bool IsHierarchic { get { return false; } }
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public override bool CanCreate { get { return false; } }
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public BinOpener ()
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{
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Extensions = new string[] { "bin" };
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}
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public override ArcFile TryOpen (ArcView file)
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{
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if (!file.View.AsciiEqual (4, "OFST"))
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return null;
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int index_size = file.View.ReadInt32 (8);
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int count = index_size / 4;
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if (!IsSaneCount (count))
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return null;
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var base_name = Path.GetFileNameWithoutExtension (file.Name);
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string content_ext = "", content_type = "";
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if (base_name.EndsWith ("flac", StringComparison.InvariantCultureIgnoreCase))
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{
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content_ext = "flac";
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content_type = "audio";
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base_name = base_name.Substring (0, base_name.Length-4);
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}
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else if (base_name.EndsWith ("ogg", StringComparison.InvariantCultureIgnoreCase))
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{
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content_ext = "ogg";
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content_type = "audio";
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base_name = base_name.Substring (0, base_name.Length-3);
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}
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var filenames = GetFileNames (VFS.GetDirectoryName (file.Name), base_name);
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if (null == filenames)
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filenames = new List<string> (count);
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for (int i = filenames.Count; i < count; ++i)
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filenames.Add (string.Format ("{0}#{1:D5}", base_name, i));
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uint index_offset = 0xC;
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var dir = new List<Entry> (count);
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uint next_offset = file.View.ReadUInt32 (index_offset);
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for (int i = 0; i < count; ++i)
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{
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index_offset += 4;
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var entry = new PackedEntry { Name = filenames[i] };
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entry.Offset = next_offset;
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next_offset = i+1 < count ? file.View.ReadUInt32 (index_offset) : (uint)file.MaxOffset;
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entry.Size = next_offset - (uint)entry.Offset;
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if (entry.Size > 0 && !entry.CheckPlacement (file.MaxOffset))
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return null;
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if (!string.IsNullOrEmpty (content_type))
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{
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entry.Type = content_type;
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entry.Name = Path.ChangeExtension (entry.Name, content_ext);
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}
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dir.Add (entry);
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}
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foreach (PackedEntry entry in dir.Where (e => e.Size > 4))
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{
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entry.IsPacked = file.View.AsciiEqual (entry.Offset, "DFLT");
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if (entry.IsPacked)
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{
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entry.Size = file.View.ReadUInt32 (entry.Offset+4);
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entry.UnpackedSize = file.View.ReadUInt32 (entry.Offset+8);
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entry.Offset += 12;
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}
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else if (file.View.AsciiEqual (entry.Offset, "DATA"))
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{
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entry.Size = file.View.ReadUInt32 (entry.Offset+4);
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entry.UnpackedSize = entry.Size;
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entry.Offset += 8;
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if (string.IsNullOrEmpty (entry.Type))
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{
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uint signature = file.View.ReadUInt32 (entry.Offset);
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if (0x43614C66 == signature) // 'fLaC'
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{
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entry.Type = "audio";
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entry.Name = Path.ChangeExtension (entry.Name, "flac");
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}
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else
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{
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var res = AutoEntry.DetectFileType (signature);
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if (null != res)
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{
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entry.Type = res.Type;
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var ext = res.Extensions.FirstOrDefault();
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if (!string.IsNullOrEmpty (ext))
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entry.Name = Path.ChangeExtension (entry.Name, ext);
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}
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}
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}
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}
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}
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return new ArcFile (file, this, dir);
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}
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public override Stream OpenEntry (ArcFile arc, Entry entry)
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{
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var input = arc.File.CreateStream (entry.Offset, entry.Size);
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var pent = entry as PackedEntry;
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if (null == pent || !pent.IsPacked)
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return input;
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return new ZLibStream (input, CompressionMode.Decompress);
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}
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IList<string> GetArcNames (string lst_name)
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{
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return File.ReadAllLines (lst_name, Encodings.cp932);
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}
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IList<string> GetFileNames (string dir_name, string base_name)
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{
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var lists_lst_name = VFS.CombinePath (dir_name, "lists.lst");
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if (!VFS.FileExists (lists_lst_name))
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return null;
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var arcs = GetArcNames (lists_lst_name);
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var arc_no = arcs.IndexOf (base_name);
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if (-1 == arc_no)
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return null;
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var lists_bin_name = VFS.CombinePath (dir_name, "lists.bin");
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using (var lists_bin = VFS.OpenView (lists_bin_name))
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return ReadFileNames (lists_bin, arc_no);
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}
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IList<string> ReadFileNames (ArcView index, int arc_no)
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{
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if (index.View.ReadUInt32 (0) != Signature)
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return null;
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if (!index.View.AsciiEqual (4, "OFST"))
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return null;
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int index_size = index.View.ReadInt32 (8);
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int arc_count = index_size / 4;
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if (arc_no >= arc_count)
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return null;
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uint index_offset = index.View.ReadUInt32 (0xC + arc_no * 4);
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if (index_offset >= index.MaxOffset)
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return null;
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Stream input;
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if (index.View.AsciiEqual (index_offset, "DFLT"))
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{
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uint packed_size = index.View.ReadUInt32 (index_offset+4);
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input = index.CreateStream (index_offset+12, packed_size);
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input = new ZLibStream (input, CompressionMode.Decompress);
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}
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else if (index.View.AsciiEqual (index_offset, "DATA"))
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{
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uint data_size = index.View.ReadUInt32 (index_offset+4);
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input = index.CreateStream (index_offset+8, data_size);
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}
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else
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return null;
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using (input)
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using (var reader = new StreamReader (input, Encodings.cp932))
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{
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var list = new List<string>();
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string line;
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while ((line = reader.ReadLine()) != null)
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list.Add (line.Trim());
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return list;
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}
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}
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}
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}
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