GARbro-mirror/ArcFormats/Xuse/ArcBIN.cs
2016-01-05 23:54:54 +04:00

85 lines
3.4 KiB
C#

//! \file ArcBIN.cs
//! \date Tue Jan 05 20:11:59 2016
//! \brief Xuse audio 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.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using System.Linq;
namespace GameRes.Formats.Xuse
{
[Export(typeof(ArchiveFormat))]
public class BinOpener : ArchiveFormat
{
public override string Tag { get { return "BIN/Xuse"; } }
public override string Description { get { return "Xuse audio archive"; } }
public override uint Signature { get { return 1; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return false; } }
public BinOpener ()
{
Extensions = new string[] { "bin", "" };
}
public override ArcFile TryOpen (ArcView file)
{
long first_offset = file.View.ReadInt64 (8);
if (first_offset <= 0x14 || first_offset >= file.MaxOffset || first_offset > int.MaxValue)
return null;
var count = (int)(first_offset - 4) / 0x10;
if (count != 0x100)
return null;
string base_name = Path.GetFileNameWithoutExtension (file.Name);
uint index_offset = 4;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var offset = file.View.ReadInt64 (index_offset+4);
if (0 == offset)
break;
if (offset < first_offset)
return null;
string name = string.Format ("{0}#{1:D4}", base_name, i);
var entry = new AutoEntry (name, () => {
uint signature = file.View.ReadUInt32 (offset);
if (0 == signature) return null;
return FormatCatalog.Instance.LookupSignature (signature).FirstOrDefault();
});
entry.Offset = offset;
entry.Size = file.View.ReadUInt32 (index_offset);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 0x10;
}
if (0 == dir.Count)
return null;
return new ArcFile (file, this, dir);
}
}
}