public static async Task <BarFile> Create(string root, uint version)
{
BarFile barFile = new BarFile();
if (!Directory.Exists(root))
{
throw new Exception("Directory does not exist!");
}
var fileInfos = Directory.GetFiles(root, "*", SearchOption.AllDirectories)
.Select(fileName => new FileInfo(fileName)).ToArray();
if (root.EndsWith(Path.DirectorySeparatorChar.ToString()))
{
root = root[0..^ 1];
public async static Task <BarFile> Load(string filename, bool doCRC32)
{
BarFile barFile = new BarFile();
if (!File.Exists(filename))
{
throw new Exception("BAR file does not exist!");
}
using var file = File.OpenRead(filename);
var reader = new BinaryReader(file);
barFile.barFileHeader = new BarFileHeader(reader);
file.Seek(barFile.barFileHeader.FilesTableOffset, SeekOrigin.Begin);
var rootNameLength = reader.ReadUInt32();
barFile.RootPath = Encoding.Unicode.GetString(reader.ReadBytes((int)rootNameLength * 2));
barFile.NumberOfRootFiles = reader.ReadUInt32();
var barFileEntrys = new List <BarEntry>();
for (uint i = 0; i < barFile.NumberOfRootFiles; i++)
{
barFileEntrys.Add(BarEntry.Load(reader, barFile.barFileHeader.Version, barFile.RootPath));
}
// TODO: Look for new date fields in BAR version 6
if (doCRC32)
{
foreach (var barEntry in barFileEntrys)
{
reader.BaseStream.Seek(barEntry.Offset, SeekOrigin.Begin);
byte[] data = reader.ReadBytes(barEntry.FileSize2);
await Task.Run(() =>
{
barEntry.CRC32 = Crc32Algorithm.Compute(data);
}
);
}
}
barFile.BarFileEntrys = new ReadOnlyCollection <BarEntry>(barFileEntrys);
return(barFile);
}
