private static void ReEncryptAllTracks()
{
string circuitFolder = @"D:\Archive\Games\Pod\Installation\Data\Binary\Circuits\Backup";
string decFolder = @"D:\Pictures\Circuits";
string encFolder = @"D:\Archive\Games\Pod\Installation\Data\Binary\Circuits";
Directory.CreateDirectory(decFolder);
Directory.CreateDirectory(encFolder);
foreach (string filePath in Directory.GetFiles(circuitFolder, "*.bl4"))
{
string fileName = Path.GetFileName(filePath);
string decFilePath = Path.ChangeExtension(Path.Combine(decFolder, fileName), "dec.bl4");
string encFilePath = Path.Combine(encFolder, fileName);
Console.WriteLine($"Updating {fileName}...");
using (FileStream file = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.None))
using (FileStream decFile = new FileStream(decFilePath, FileMode.Create, FileAccess.ReadWrite, FileShare.None))
using (FileStream encFile = new FileStream(encFilePath, FileMode.Create, FileAccess.Write, FileShare.None))
{
uint key = Pbdf.RetrieveKey(file);
file.Position = 0;
int blockSize = Pbdf.RetrieveBlockSize(file, key);
file.Position = 0;
Pbdf.Decrypt(file, decFile, key, blockSize);
decFile.Position = 0;
Pbdf.Encrypt(decFile, encFile, key, blockSize);
}
}
}
private static void DecryptTracks(string inFolder, string outFolder)
{
Directory.CreateDirectory(outFolder);
foreach (string inFilePath in Directory.GetFiles(inFolder, "*.bl4"))
{
string fileName = Path.GetFileName(inFilePath);
string outFilePath = Path.Combine(outFolder, fileName.Replace(".bl4", ".dec.bl4"));
Console.WriteLine($"Decrypting {fileName}...");
using (FileStream inFile = new FileStream(inFilePath, FileMode.Open, FileAccess.Read, FileShare.None))
using (FileStream outFile = new FileStream(outFilePath, FileMode.Create, FileAccess.Write, FileShare.None))
{
Pbdf.Decrypt(inFile, outFile, 0x00000F7E, 0x00004000);
}
}
}
// ---- METHODS (PRIVATE) --------------------------------------------------------------------------------------
private static void Main(string[] args)
{
string inFolder = @"D:\Archive\Games\Pod\Installation\Data\Binary\Circuits\Backup";
string outFolder = @"D:\Archive\Games\Pod\Installation\Data\Binary\Circuits";
foreach (string inFilePath in Directory.GetFiles(inFolder, "*.bl4"))
{
if (!inFilePath.Contains("Cocoon"))
{
continue;
}
// Ignore partly broken files.
if (inFilePath.Contains("Arcade++") || inFilePath.Contains("Forest"))
{
continue;
}
string fileName = Path.GetFileName(inFilePath);
string outFilePath = Path.Combine(outFolder, fileName);
Console.WriteLine($"Modifying {fileName}...");
Circuit circuit = new Circuit(inFilePath);
//PlayWithTrack(circuit);
circuit.Save(outFilePath);
//RawPbdf raw = new RawPbdf(inFilePath);
//raw.Save(outFilePath);
// Save a decrypted copy for analyzation purposes.
string decFilePath = $@"D:\Pictures\Circuits\decnew\{Path.GetFileNameWithoutExtension(inFilePath)}.new.dec.bl4";
using (FileStream stream = new FileStream(outFilePath, FileMode.Open, FileAccess.Read, FileShare.Read))
using (FileStream outStream = new FileStream(decFilePath, FileMode.Create, FileAccess.Write, FileShare.None))
{
Pbdf.Decrypt(stream, outStream, 0x00000F7E, 0x00004000);
}
}
}