GARbro-mirror/Legacy/Tetratech/ArcBND.cs

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2018-07-06 19:39:39 +08:00
//! \file ArcBND.cs
//! \date 2018 Jul 03
//! \brief Tetratech resource archive.
//
// Copyright (C) 2018 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;
// [010309][Tetratech] Kyouiku Jisshuu 2 ~Joshikousei Maniacs~
namespace GameRes.Formats.Tetratech
{
[Export(typeof(ArchiveFormat))]
public class BndOpener : ArchiveFormat
{
public override string Tag { get { return "BND/IDX"; } }
public override string Description { get { return "Tetratech resource archive"; } }
public override uint Signature { get { return 0; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
if (!file.Name.HasExtension (".BND"))
return null;
var idx_name = Path.ChangeExtension (file.Name, "idx");
if (!VFS.FileExists (idx_name))
return null;
using (var idx = VFS.OpenBinaryStream (idx_name))
{
int count = (int)idx.Length / 0x18;
if (!IsSaneCount (count) || count * 0x18 != idx.Length)
return null;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var name = idx.ReadCString (0x10);
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Size = idx.ReadUInt32();
entry.Offset = idx.ReadUInt32();
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
}
}
}