public static void Extract(string FileName, Action <int, int> processedEvent, bool is64 = false)
{
using (FileStream fs = new FileStream(FileName, FileMode.Open))
{
BinaryReader br = new BinaryReader(fs);
BPKG pkg = new BPKG(fs, is64);
for (var i = 0; i < pkg.Files.Length; i++)
{
BPKG_FTE fte = pkg.Files[i];
// Seek to location of binary file data
fs.Position = fte.FileDataOffset;
byte[] packedFileData = br.ReadBytes(fte.FileDataSizeStored);
byte[] unpackedFileData = Unpack(packedFileData, fte.FileDataSizeStored,
fte.FileDataSizeSheared, fte.FileDataSizeUnpacked,
fte.IsEncrypted, fte.IsCompressed);
string extractedPath = $"{FileName}.files\\{fte.FilePath}";
string extractedDir = new FileInfo(extractedPath).DirectoryName;
if (!Directory.Exists(extractedDir))
{
;
}
Directory.CreateDirectory(extractedDir);
if (extractedPath.EndsWith("xml") || extractedPath.EndsWith("x16"))
{
// decode bxml
MemoryStream output = new MemoryStream();
MemoryStream input = new MemoryStream(unpackedFileData);
Convert(input, BXML.DetectType(input), output, BXML_TYPE.BXML_PLAIN);
using (WinFileIO writer = new WinFileIO(output.ToArray()))
{
writer.OpenForWriting(extractedPath);
writer.WriteBlocks((int)output.Length);
}
}
else
{
// extract raw
File.WriteAllBytes(extractedPath, unpackedFileData);
}
processedEvent(i + 1, pkg.Files.Length);
}
}
}
public long FileDataOffset; // (relative) offset
public BPKG_FTE(Stream stream, BPKG pkg)
{
Pkg = pkg;
bool is64 = pkg.Is64;
BinaryReader fte = new BinaryReader(stream);
FilePathLength = is64 ? (int)fte.ReadInt64() : fte.ReadInt32();
FilePath = Encoding.Unicode.GetString(fte.ReadBytes(FilePathLength * 2));
fte.ReadByte(); // Unknown
IsCompressed = fte.ReadBoolean();
IsEncrypted = fte.ReadBoolean();
fte.ReadByte(); // Unknown
FileDataSizeUnpacked = is64 ? (int)fte.ReadInt64() : fte.ReadInt32();
FileDataSizeSheared = is64 ? (int)fte.ReadInt64() : fte.ReadInt32();
FileDataSizeStored = is64 ? (int)fte.ReadInt64() : fte.ReadInt32();
FileDataOffset = (is64 ? fte.ReadInt64() : fte.ReadInt32()) + pkg.BaseOffset;
fte.ReadBytes(60); // Padding
}
