GARbro-mirror/ArcFormats/Dogenzaka/ArcBIN.cs

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//! \file ArcBIN.cs
//! \date Wed Jul 06 09:46:31 2016
//! \brief Dogenzaka Lab resource archive.
//
// Copyright (C) 2016 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;
using System.Linq;
using GameRes.Compression;
namespace GameRes.Formats.Dogenzaka
{
[Export(typeof(ArchiveFormat))]
public class BinOpener : ArchiveFormat
{
public override string Tag { get { return "BIN/Dogenzaka"; } }
public override string Description { get { return "Dogenzaka Lab audio archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public BinOpener ()
{
Extensions = new string[] { "bin" };
}
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (0);
if (!IsSaneCount (count))
return null;
var base_name = Path.GetFileNameWithoutExtension (file.Name);
int index_offset = 4;
int index_end = 4 + 8 * count;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var entry = new PackedEntry
{
Offset = file.View.ReadUInt32 (index_offset),
Size = file.View.ReadUInt32 (index_offset+4),
};
if (entry.Offset < index_end || !entry.CheckPlacement (file.MaxOffset))
return null;
entry.Name = string.Format ("{0}#{1:D5}", base_name, i);
dir.Add (entry);
index_offset += 8;
}
foreach (PackedEntry entry in dir)
{
var n = file.View.ReadInt32 (entry.Offset);
if (n <= 0)
return null;
var offset = file.View.ReadUInt32 (entry.Offset+4);
var size = file.View.ReadUInt32 (entry.Offset+8);
entry.Offset += offset;
entry.Size = size & 0x3FFFFFFF;
entry.IsPacked = 2 != (size >> 30);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
var res = AutoEntry.DetectFileType (file.View.ReadUInt32 (entry.Offset));
if (res != null)
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entry.ChangeType (res);
}
return new ArcFile (file, this, dir);
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
{
var input = arc.File.CreateStream (entry.Offset, entry.Size);
var pent = entry as PackedEntry;
if (null == pent || !pent.IsPacked)
return input;
return new LzssStream (input);
}
}
[Export(typeof(ArchiveFormat))]
public class GamedatOpener : ArchiveFormat
{
public override string Tag { get { return "BIN/Dogenzaka/2"; } }
public override string Description { get { return "Dogenzaka Lab archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public GamedatOpener ()
{
Extensions = new string[] { "bin" };
}
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (0);
if (!IsSaneCount (count-1))
return null;
uint base_offset = (uint)(4 + 4 * count);
if (base_offset >= file.MaxOffset)
return null;
uint index_offset = 4;
uint next_offset = file.View.ReadUInt32 (index_offset);
if (next_offset != 0)
return null;
var base_name = Path.GetFileNameWithoutExtension (file.Name);
next_offset = base_offset;
--count;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
index_offset += 4;
var name = string.Format ("{0}#{1:D4}", base_name, i);
var entry = AutoEntry.Create (file, next_offset, name);
next_offset = base_offset + file.View.ReadUInt32 (index_offset);
entry.Size = next_offset - (uint)entry.Offset;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
}
}