GARbro-mirror/ArcFormats/Tanaka/ArcWRC.cs

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//! \file ArcWRC.cs
//! \date Sun Jan 29 05:18:02 2017
//! \brief Audio archive format by Tanaka Tatsuhiro.
//
// Copyright (C) 2017 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;
namespace GameRes.Formats.Will
{
[Export(typeof(ArchiveFormat))]
public class WrcOpener : ArchiveFormat
{
public override string Tag { get { return "WRC"; } }
public override string Description { get { return "Tanaka Tatsuhiro's engine audio archive"; } }
public override uint Signature { get { return 0x30585657; } } // 'WVX0'
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
uint total_size = file.View.ReadUInt32 (4);
if (total_size != file.MaxOffset)
return null;
int count = file.View.ReadInt32 (8);
if (!IsSaneCount (count))
return null;
var dir = new List<Entry> (count);
uint index_offset = 0x10;
uint next_offset = file.View.ReadUInt32 (index_offset+0x1C);
for (int i = 0; i < count; ++i)
{
var name = file.View.ReadString (index_offset, 0x1C);
if (0 == name.Length)
return null;
index_offset += 0x20;
var entry = FormatCatalog.Instance.Create<Entry> (name);
entry.Offset = next_offset;
next_offset = i+1 < count ? file.View.ReadUInt32 (index_offset+0x1C) : (uint)file.MaxOffset;
entry.Size = (uint)(next_offset - entry.Offset);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
if (string.IsNullOrEmpty (entry.Type))
entry.Type = "audio";
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
}
}