1
0
mirror of synced 2024-12-14 00:23:03 +01:00
Switch-Toolbox/File_Format_Library/FileFormats/Archives/LZS.cs
2020-01-22 17:58:29 -05:00

112 lines
3.2 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Toolbox.Library;
using Toolbox.Library.IO;
namespace FirstPlugin
{
public class LZS : IFileFormat, IArchiveFile
{
public FileType FileType { get; set; } = FileType.Archive;
public bool CanSave { get; set; }
public string[] Description { get; set; } = new string[] { "LZS" };
public string[] Extension { get; set; } = new string[] { "*.lzs" };
public string FileName { get; set; }
public string FilePath { get; set; }
public IFileInfo IFileInfo { get; set; }
public bool CanAddFiles { get; set; }
public bool CanRenameFiles { get; set; }
public bool CanReplaceFiles { get; set; }
public bool CanDeleteFiles { get; set; }
public bool Identify(System.IO.Stream stream)
{
using (var reader = new Toolbox.Library.IO.FileReader(stream, true))
{
reader.SetByteOrder(true);
return Utils.GetExtension(FileName) == ".lzs";
}
}
public Type[] Types
{
get
{
List<Type> types = new List<Type>();
return types.ToArray();
}
}
public List<FileEntry> files = new List<FileEntry>();
public IEnumerable<ArchiveFileInfo> Files => files;
public void ClearFiles() { files.Clear(); }
public void Load(System.IO.Stream stream)
{
using (var reader = new FileReader(stream))
{
reader.SetByteOrder(false);
//First get the first file offset
reader.SeekBegin(4);
uint sectionSize = reader.ReadUInt32();
reader.SeekBegin(0);
//Now go through each file
while (reader.Position < sectionSize)
{
var file = new FileEntry();
files.Add(file);
long pos = reader.Position;
ushort unk = reader.ReadUInt16(); //4 or 0
ushort unk2 = reader.ReadUInt16(); //40
uint dataOffset = reader.ReadUInt32();
uint dataSize = reader.ReadUInt32();
reader.ReadUInt32(); //padding
file.FileName = reader.ReadZeroTerminatedString();
//Aligned with 0xFF bytes. The size is always 64 bytes
reader.SeekBegin(pos + 64);
using (reader.TemporarySeek(dataOffset, System.IO.SeekOrigin.Begin)) {
file.FileData = reader.ReadBytes((int)dataSize);
}
}
}
}
public void Unload()
{
}
public void Save(System.IO.Stream stream)
{
}
public bool AddFile(ArchiveFileInfo archiveFileInfo)
{
return false;
}
public bool DeleteFile(ArchiveFileInfo archiveFileInfo)
{
return false;
}
public class FileEntry : ArchiveFileInfo
{
}
}
}