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//! \file ArcBIN.cs | ||
//! \date 2019 Mar 21 | ||
//! \brief Alterna resource archive. | ||
// | ||
// Copyright (C) 2019 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. | ||
// | ||
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using System; | ||
using System.Collections.Generic; | ||
using System.ComponentModel.Composition; | ||
using System.IO; | ||
using GameRes.Compression; | ||
using GameRes.Utility; | ||
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// [051028][ALTERNA] ShiroKuro ~Shiroi Kokoro to Kuroi Tsurugi~ | ||
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namespace GameRes.Formats.Alterna | ||
{ | ||
[Export(typeof(ArchiveFormat))] | ||
public class BinOpener : ArchiveFormat | ||
{ | ||
public override string Tag { get { return "BIN/ARC1"; } } | ||
public override string Description { get { return "Alterna resource archive"; } } | ||
public override uint Signature { get { return 0; } } | ||
public override bool IsHierarchic { get { return false; } } | ||
public override bool CanWrite { get { return false; } } | ||
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public BinOpener () | ||
{ | ||
ContainedFormats = new[] { "BMP", "OGG", "SCR" }; | ||
} | ||
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public override ArcFile TryOpen (ArcView file) | ||
{ | ||
if (file.Name.HasExtension (".lst")) | ||
return null; | ||
var lst_name = Path.ChangeExtension (file.Name, ".lst"); | ||
if (!VFS.FileExists (lst_name)) | ||
return null; | ||
using (var lst = VFS.OpenView (lst_name)) | ||
{ | ||
if (!lst.View.AsciiEqual (0, "ARC1.00")) | ||
return null; | ||
int count = lst.View.ReadInt32 (8); | ||
if (!IsSaneCount (count)) | ||
return null; | ||
uint lst_pos = 0x10; | ||
var name_buffer = new byte[0x20]; | ||
var dir = new List<Entry> (count); | ||
for (int i = 0; i < count; ++i) | ||
{ | ||
lst.View.Read (lst_pos+0x10, name_buffer, 0, 0x20); | ||
for (int j = 0; j < 0x20 && name_buffer[j] != 0; ++j) | ||
{ | ||
name_buffer[j] ^= 0x80; | ||
} | ||
var name = Binary.GetCString (name_buffer, 0); | ||
var entry = Create<PackedEntry> (name); | ||
entry.Size = lst.View.ReadUInt32 (lst_pos + 8); | ||
entry.Offset = lst.View.ReadUInt32 (lst_pos + 0xC); | ||
if (!entry.CheckPlacement (file.MaxOffset)) | ||
return null; | ||
entry.UnpackedSize = lst.View.ReadUInt32 (lst_pos + 4); | ||
entry.IsPacked = lst.View.ReadInt32 (lst_pos) != 0; | ||
dir.Add (entry); | ||
lst_pos += 0x30; | ||
} | ||
return new ArcFile (file, this, dir); | ||
} | ||
} | ||
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public override Stream OpenEntry (ArcFile arc, Entry entry) | ||
{ | ||
var pent = entry as PackedEntry; | ||
if (null == pent || !pent.IsPacked || !arc.File.View.AsciiEqual (entry.Offset, "LZSS")) | ||
return base.OpenEntry (arc, entry); | ||
var input = arc.File.CreateStream (entry.Offset+8, entry.Size-8); | ||
var lzss = new LzssStream (input); | ||
lzss.Config.FrameInitPos = 0xFF0; | ||
return lzss; | ||
} | ||
} | ||
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[Export(typeof(ResourceAlias))] | ||
[ExportMetadata("Extension", "STR")] | ||
[ExportMetadata("Target", "SCR")] | ||
public class StrFormat : ResourceAlias { } | ||
} |