GARbro-mirror/Legacy/Logg/ArcMBM.cs

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//! \file ArcMBM.cs
//! \date 2018 May 30
//! \brief Logg 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;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using System.Globalization;
using System.Linq;
// [981030][Logg] Physical Lesson
namespace GameRes.Formats.Logg
{
[Export(typeof(ArchiveFormat))]
public class MbmOpener : ArchiveFormat
{
public override string Tag => "MBM";
public override string Description => "Logg Adv engine resource archive";
public override uint Signature => 0;
public override bool IsHierarchic => false;
public override bool CanWrite => false;
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public override ArcFile TryOpen (ArcView file)
{
if (!file.Name.HasExtension ("MBM"))
return null;
var index = GetArchiveIndex (file);
if (null == index)
return null;
var dir = index.Take (index.Count - 1)
.Select (e => new Entry {
Name = e.Value,
Type = FormatCatalog.Instance.GetTypeFromName (e.Value),
Offset = e.Key
}).ToList();
for (int i = 1; i < dir.Count; ++i)
dir[i-1].Size = (uint)(dir[i].Offset - dir[i-1].Offset);
dir[dir.Count-1].Size = (uint)(file.MaxOffset - dir[dir.Count-1].Offset);
return new ArcFile (file, this, dir);
}
IDictionary<uint, string> GetArchiveIndex (ArcView file)
{
string list_name;
if (!ArcSizeToFileListMap.TryGetValue ((uint)file.MaxOffset, out list_name))
return null;
var file_map = ReadFileList (list_name);
uint last_offset = file_map.Keys.Last();
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if (last_offset != file.MaxOffset)
return null;
return file_map;
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}
static readonly Dictionary<uint, string> ArcSizeToFileListMap = new Dictionary<uint, string> {
{ 0x0AB0F5F4, "logg_pl.lst" },
{ 0x0BFFD3DA, "logg_ak.lst" },
{ 0x09809196, "logg_th.lst" },
};
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static IDictionary<uint, string> ReadFileList (string list_name)
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{
var file_map = new SortedDictionary<uint,string>();
var comma = new char[] {','};
FormatCatalog.Instance.ReadFileList (list_name, line => {
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var parts = line.Split (comma, 2);
uint offset = uint.Parse (parts[0], NumberStyles.HexNumber);
if (2 == parts.Length)
{
file_map[offset] = parts[1];
}
else
{
file_map[offset] = null;
}
});
return file_map;
}
}
}