GARbro-mirror/ArcFormats/Bishop/ArcBSC.cs

76 lines
2.9 KiB
C#

//! \file ArcBSC.cs
//! \date Sat Oct 24 18:26:41 2015
//! \brief Bishop composite image 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;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.IO;
using GameRes.Utility;
namespace GameRes.Formats.Bishop
{
[Export(typeof(ArchiveFormat))]
public class BscOpener : ArchiveFormat
{
public override string Tag { get { return "BSC"; } }
public override string Description { get { return "Bishop composite image archive"; } }
public override uint Signature { get { return 0x2D535342; } } // 'BSS-'
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return false; } }
public BscOpener ()
{
Extensions = new string[] { "bsc", "bsg" };
}
public override ArcFile TryOpen (ArcView file)
{
if (!file.View.AsciiEqual (0, "BSS-Composition\0"))
return null;
int count = file.View.ReadByte (0x11);
if (0 == count)
return null;
string base_name = Path.GetFileNameWithoutExtension (file.Name);
var dir = new List<Entry> (count);
uint current_offset = 0x20;
for (int i = 0; i < count; ++i)
{
var entry = new Entry {
Name = string.Format ("{0}#{1:D3}.bsg", base_name, i),
Type = "image",
Offset = current_offset,
Size = 0x40 + file.View.ReadUInt32 (current_offset+0x36),
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
current_offset += entry.Size;
}
return new ArcFile (file, this, dir);
}
}
}