GARbro-mirror/ArcFormats/Ivory/ArcPX.cs

75 lines
2.9 KiB
C#

//! \file ArcPX.cs
//! \date Mon Sep 12 13:12:04 2016
//! \brief 'fPX' audio archive.
//
// Copyright (C) 2016 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;
namespace GameRes.Formats.Ivory
{
[Export(typeof(ArchiveFormat))]
public class PxOpener : ArchiveFormat
{
public override string Tag { get { return "PX/IVORY"; } }
public override string Description { get { return "Ivory audio archive"; } }
public override uint Signature { get { return 0x20585066; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
if (file.MaxOffset != file.View.ReadUInt32 (4))
return null;
var base_name = Path.GetFileNameWithoutExtension (file.Name);
long offset = 8;
var dir = new List<Entry>();
while (offset < file.MaxOffset)
{
if (!file.View.AsciiEqual (offset, "cTRK"))
break;
uint size = file.View.ReadUInt32 (offset+4);
if (0 == size)
return null;
int num = file.View.ReadInt32 (offset+8);
var entry = new Entry {
Name = string.Format ("{0}#{1:D4}.trk", base_name, num),
Type = "audio",
Offset = offset,
Size = size
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
offset += size;
}
if (0 == dir.Count)
return null;
return new ArcFile (file, this, dir);
}
}
}