GARbro-mirror/ArcFormats/Favorite/ArcBIN.cs

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//! \file ArcBIN.cs
//! \date Tue Dec 08 21:45:54 2015
//! \brief Favorite View Point v2 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.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using System.Linq;
namespace GameRes.Formats.FVP
{
[Export(typeof(ArchiveFormat))]
public class Bin2Opener : ArchiveFormat
{
public override string Tag { get { return "BIN/FVP"; } }
public override string Description { get { return "Favorite View Point resource archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return false; } }
public Bin2Opener ()
{
Extensions = new string[] { "bin" };
}
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (0);
if (!IsSaneCount (count))
return null;
uint index_size = (uint)count * 12;
uint name_index_size = file.View.ReadUInt32 (4);
if (8L + index_size + name_index_size >= file.MaxOffset)
return null;
uint index_offset = 8;
file.View.Reserve (index_offset, index_size + name_index_size);
uint names_base = index_offset + index_size;
var dir = new List<Entry> (count);
string entry_type = null;
string arc_name = Path.GetFileNameWithoutExtension (file.Name).ToLowerInvariant();
if ("voice" == arc_name || "bgm" == arc_name)
entry_type = "audio";
for (int i = 0; i < count; ++i)
{
uint filename_offset = file.View.ReadUInt32 (index_offset);
if (filename_offset >= name_index_size)
return null;
var name = file.View.ReadString (names_base+filename_offset, name_index_size-filename_offset);
if (0 == name.Length)
return null;
var entry = new Entry {
Name = name,
Offset = file.View.ReadUInt32 (index_offset+4),
Size = file.View.ReadUInt32 (index_offset+8),
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
if (entry_type != null)
entry.Type = entry_type;
dir.Add (entry);
index_offset += 12;
}
if (null == entry_type)
{
foreach (var entry in dir)
{
var signature = file.View.ReadUInt32 (entry.Offset);
if (0 == signature)
continue;
var res = FormatCatalog.Instance.LookupSignature (signature).FirstOrDefault();
if (null == res)
continue;
entry.Type = res.Type;
var ext = res.Extensions.FirstOrDefault();
if (!string.IsNullOrEmpty (ext))
entry.Name += '.'+ext;
}
}
return new ArcFile (file, this, dir);
}
}
}