GARbro-mirror/Legacy/Gsx/ArcK3.cs

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//! \file ArcK3.cs
//! \date 2018 Feb 09
//! \brief Toyo GSX 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;
// [000225][Light Plan] My Fairink Yousei Byakuya Monogatari
namespace GameRes.Formats.Gsx
{
[Export(typeof(ArchiveFormat))]
public class K3Opener : ArchiveFormat
{
public override string Tag { get { return "K3"; } }
public override string Description { get { return "Toyo GSX 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.View.AsciiEqual (0, "K3"))
return null;
int count = file.View.ReadInt32 (2);
if (!IsSaneCount (count))
return null;
uint index_offset = 6;
long base_offset = index_offset + count * 0x40;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
uint offset = file.View.ReadUInt32 (index_offset);
uint size = file.View.ReadUInt32 (index_offset+4);
int type = file.View.ReadInt32 (index_offset+0xC);
var name = file.View.ReadString (index_offset+0x20, 0x20);
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Offset = base_offset + offset;
entry.Size = size;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 0x40;
}
return new ArcFile (file, this, dir);
}
}
}