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Switch-Toolbox/Switch_FileFormatsMain/FileFormats/Archives/LZARC.cs
2019-06-14 17:23:02 -04:00

114 lines
3.3 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Switch_Toolbox;
using System.Windows.Forms;
using Switch_Toolbox.Library;
using Switch_Toolbox.Library.IO;
namespace FirstPlugin
{
public class LZARC : IArchiveFile, IFileFormat
{
public FileType FileType { get; set; } = FileType.Archive;
public bool CanSave { get; set; }
public string[] Description { get; set; } = new string[] { "LZARC" };
public string[] Extension { get; set; } = new string[] { "*.lzarc" };
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 Switch_Toolbox.Library.IO.FileReader(stream, true))
{
return Utils.GetExtension(FileName) == ".lzarc";
}
}
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 Load(System.IO.Stream stream)
{
using (var reader = new FileReader(stream))
{
reader.ByteOrder = Syroot.BinaryData.ByteOrder.BigEndian;
uint FileSize = reader.ReadUInt32();
uint Unknown = reader.ReadUInt32();
uint FileCount = reader.ReadUInt32();
for (int i = 0; i < FileCount; i++)
{
var file = new FileEntry();
file.Read(reader);
files.Add(file);
}
}
}
public void Unload()
{
}
public byte[] Save()
{
return null;
}
public bool AddFile(ArchiveFileInfo archiveFileInfo)
{
return false;
}
public bool DeleteFile(ArchiveFileInfo archiveFileInfo)
{
return false;
}
public class FileEntry : ArchiveFileInfo
{
public uint Unknown { get; set; }
public uint CompressedSize;
public uint DecompressedSize;
public void Read(FileReader reader)
{
char[] name = reader.ReadChars(128);
FileName = new string(name);
uint Offset = reader.ReadUInt32();
CompressedSize = reader.ReadUInt32();
uint Unknown = reader.ReadUInt32();
uint Unknown2 = reader.ReadUInt32();
DecompressedSize = reader.ReadUInt32();
using (reader.TemporarySeek((int)Offset, System.IO.SeekOrigin.Begin))
{
FileData = reader.ReadBytes((int)CompressedSize);
// STLibraryCompression.LZSS.Decompress(FileData, DecompressedSize);
}
}
}
}
}