GARbro-mirror/ArcFormats/ArcXFL.cs
2014-07-29 11:49:22 +04:00

313 lines
13 KiB
C#

//! \file ArcXFL.cs
//! \date Mon Jun 30 21:18:29 2014
//! \brief XFL resource format implementation.
//
// Copyright (C) 2014 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.IO;
using System.IO.MemoryMappedFiles;
using System.Text;
using System.Linq;
using System.Collections.Generic;
using System.ComponentModel.Composition;
using GameRes.Formats.Strings;
namespace GameRes.Formats
{
[Export(typeof(ArchiveFormat))]
public class XflOpener : ArchiveFormat
{
public override string Tag { get { return "XFL"; } }
public override string Description { get { return Strings.arcStrings.XFLDescription; } }
public override uint Signature { get { return 0x0001424c; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return true; } }
public override ArcFile TryOpen (ArcView file)
{
uint dir_size = file.View.ReadUInt32 (4);
int count = file.View.ReadInt32 (8);
if (count <= 0)
return null;
long max_offset = file.MaxOffset;
uint base_offset = dir_size + 12;
if (dir_size >= max_offset || base_offset >= max_offset)
return null;
file.View.Reserve (0, base_offset);
long cur_offset = 12;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
if (cur_offset+40 > base_offset)
return null;
string name = file.View.ReadString (cur_offset, 32);
var entry = FormatCatalog.Instance.CreateEntry (name);
entry.Offset = base_offset + file.View.ReadUInt32 (cur_offset+32);
entry.Size = file.View.ReadUInt32 (cur_offset+36);
if (!entry.CheckPlacement (max_offset))
return null;
dir.Add (entry);
cur_offset += 40;
}
return new ArcFile (file, this, dir);
}
public override void Create (Stream output, IEnumerable<Entry> list, ResourceOptions options,
EntryCallback callback)
{
using (var writer = new BinaryWriter (output, Encoding.ASCII, true))
{
writer.Write (Signature);
int list_size = list.Count();
uint dir_size = (uint)(list_size * 40);
writer.Write (dir_size);
writer.Write (list_size);
var encoding = Encodings.cp932.WithFatalFallback();
byte[] name_buf = new byte[32];
int callback_count = 0;
if (null != callback)
callback (callback_count++, null, arcStrings.MsgWritingIndex);
// first, write names only
foreach (var entry in list)
{
string name = Path.GetFileName (entry.Name);
try
{
int size = encoding.GetBytes (name, 0, name.Length, name_buf, 0);
if (size < name_buf.Length)
name_buf[size] = 0;
}
catch (EncoderFallbackException X)
{
throw new InvalidFileName (entry.Name, arcStrings.MsgIllegalCharacters, X);
}
catch (ArgumentException X)
{
throw new InvalidFileName (entry.Name, arcStrings.MsgFileNameTooLong, X);
}
writer.Write (name_buf);
writer.BaseStream.Seek (8, SeekOrigin.Current);
}
// now, write files and remember offset/sizes
uint current_offset = 0;
foreach (var entry in list)
{
if (null != callback)
callback (callback_count++, entry, arcStrings.MsgAddingFile);
entry.Offset = current_offset;
using (var input = File.Open (entry.Name, FileMode.Open, FileAccess.Read))
{
var size = input.Length;
if (size > uint.MaxValue || current_offset + size > uint.MaxValue)
throw new FileSizeException();
current_offset += (uint)size;
entry.Size = (uint)size;
input.CopyTo (output);
}
}
if (null != callback)
callback (callback_count++, null, arcStrings.MsgUpdatingIndex);
// at last, go back to directory and write offset/sizes
long dir_offset = 12+32;
foreach (var entry in list)
{
writer.BaseStream.Position = dir_offset;
writer.Write ((uint)entry.Offset);
writer.Write (entry.Size);
dir_offset += 40;
}
}
}
}
public class LwgImageEntry : ImageEntry
{
public int PosX;
public int PosY;
public int BPP;
}
[Export(typeof(ArchiveFormat))]
public class LwgOpener : ArchiveFormat
{
public override string Tag { get { return "LWG"; } }
public override string Description { get { return Strings.arcStrings.LWGDescription; } }
public override uint Signature { get { return 0x0001474c; } }
public override bool IsHierarchic { get { return false; } }
public override ArcFile TryOpen (ArcView file)
{
uint height = file.View.ReadUInt32 (4);
uint width = file.View.ReadUInt32 (8);
int count = file.View.ReadInt32 (12);
if (count <= 0)
return null;
uint dir_size = file.View.ReadUInt32 (20);
uint cur_offset = 24;
uint data_offset = cur_offset + dir_size;
uint data_size = file.View.ReadUInt32 (data_offset);
data_offset += 4;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var entry = new LwgImageEntry();
entry.PosX = file.View.ReadInt32 (cur_offset);
entry.PosY = file.View.ReadInt32 (cur_offset+4);
entry.BPP = file.View.ReadByte (cur_offset+8);
entry.Offset = data_offset + file.View.ReadUInt32 (cur_offset+9);
entry.Size = file.View.ReadUInt32 (cur_offset+13);
uint name_length = file.View.ReadByte (cur_offset+17);
string name = file.View.ReadString (cur_offset+18, name_length, Encoding.ASCII);
entry.Name = name + ".wcg";
cur_offset += 18+name_length;
if (cur_offset > dir_size+24)
return null;
if (entry.CheckPlacement (data_offset + data_size))
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
}
public class GscScriptData : ScriptData
{
public byte[] Header;
public byte[] Code;
public byte[] Footer;
}
//[Export(typeof(ScriptFormat))]
public class GscFormat : ScriptFormat
{
public override string Tag { get { return "GSC"; } }
public override string Description { get { return Strings.arcStrings.GSCDescription; } }
public override uint Signature { get { return 0; } }
public override ScriptData Read (string name, Stream stream)
{
using (var file = new BinaryReader (stream, Encodings.cp932, true))
{
uint signature = file.ReadUInt32();
if (signature != file.BaseStream.Length)
return null;
uint header_size = file.ReadUInt32();
if (header_size > 0x24 || header_size < 0x14)
return null;
uint code_size = file.ReadUInt32();
uint text_index_size = file.ReadUInt32();
uint text_size = file.ReadUInt32();
byte[] header_data = file.ReadBytes ((int)header_size-0x14);
byte[] code = file.ReadBytes ((int)code_size);
uint[] index = new uint[text_index_size/4];
for (int i = 0; i < index.Length; ++i)
{
index[i] = file.ReadUInt32();
if (index[i] >= text_size)
return null;
}
long text_offset = header_size + code_size + text_index_size;
var script = new GscScriptData();
script.Header = header_data;
script.Code = code;
for (int i = 0; i < index.Length; ++i)
{
file.BaseStream.Position = text_offset + index[i];
string text = StreamExtension.ReadCString (file.BaseStream);
script.TextLines.Add (new ScriptLine { Id = (uint)i, Text = text });
}
long footer_pos = text_offset + text_size;
file.BaseStream.Position = footer_pos;
script.Footer = new byte[file.BaseStream.Length - footer_pos];
file.BaseStream.Read (script.Footer, 0, script.Footer.Length);
return script;
}
}
public override void Write (Stream stream, ScriptData script_data)
{
var script = script_data as GscScriptData;
if (null == script)
throw new InvalidFormatException();
using (var file = new BinaryWriter (stream, Encodings.cp932, true))
{
long file_size_pos = file.BaseStream.Position;
file.Write ((int)0);
file.Write ((int)(script.Header.Length + 0x14));
file.Write ((int)script.Code.Length);
int line_count = script.TextLines.Count;
int text_index_size = line_count * 4;
file.Write (text_index_size);
long text_size_pos = file.BaseStream.Position;
file.Write ((int)0);
if (0 < script.Header.Length)
file.Write (script.Header);
if (0 < script.Code.Length)
file.Write (script.Code);
long text_index_pos = file.BaseStream.Position;
var index = new uint[line_count];
file.BaseStream.Seek (text_index_size, SeekOrigin.Current);
int i = 0;
long text_pos = file.BaseStream.Position;
uint current_pos = 0;
foreach (var line in script.TextLines)
{
index[i] = current_pos;
var text = Encodings.cp932.GetBytes (line.Text);
file.Write (text);
file.Write ((byte)0);
++i;
current_pos += (uint)text.Length + 1;
}
uint text_size = (uint)(file.BaseStream.Position - text_pos);
if (0 < script.Footer.Length)
file.Write (script.Footer);
uint file_size = (uint)(file.BaseStream.Position - file_size_pos);
file.BaseStream.Position = file_size_pos;
file.Write (file_size);
file.BaseStream.Position = text_size_pos;
file.Write (text_size);
file.BaseStream.Position = text_index_pos;
foreach (var offset in index)
file.Write (offset);
file.BaseStream.Position = file_size_pos + file_size;
}
}
}
}