GARbro-mirror/ArcFormats/GScripter/ArcDATA.cs

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2023-09-07 16:03:23 +08:00
//! \file ArcDATA.cs
//! \date 2023 Sep 06
//! \brief GScripter resource archive.
//
// Copyright (C) 2023 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.GScripter
{
[Export(typeof(ArchiveFormat))]
public class DataOpener : ArchiveFormat
{
public override string Tag { get => "DAT/GScripter"; }
public override string Description { get => "GScripter engine resource archive"; }
public override uint Signature { get => 0; }
public override bool IsHierarchic { get => false; }
public override bool CanWrite { get => false; }
public DataOpener ()
{
Extensions = new[] { "" };
}
public override ArcFile TryOpen (ArcView file)
{
var info_name = file.Name + ".info";
if (!VFS.FileExists (info_name))
return null;
using (var index = VFS.OpenView (info_name))
{
int count = (int)index.MaxOffset / 0x28;
if (!IsSaneCount (count) || count * 0x28 != index.MaxOffset)
return null;
var arc_name = Path.GetFileName (file.Name);
bool is_cg = arc_name.StartsWith ("CG");
bool is_sound = !is_cg && arc_name.StartsWith ("SOUND");
uint index_pos = 0;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var name = index.View.ReadString (index_pos, 0x20);
var entry = new Entry {
Name = name,
Type = is_cg ? "image" : is_sound ? "audio" : "",
Offset = index.View.ReadUInt32 (index_pos+0x20),
Size = index.View.ReadUInt32 (index_pos+0x24),
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_pos += 0x28;
}
return new ArcFile (file, this, dir);
}
}
}
}