public void CompressNSP(string nspFile)
{
var nspFileNoExtension = Path.GetFileNameWithoutExtension(nspFile);
Out.Event($"Task CompressNSP \"{nspFileNoExtension}\" started\r\n");
var keyset = ProcessKeyset.OpenKeyset();
using (var inputFile = new FileStream(nspFile, FileMode.Open, FileAccess.Read))
using (var inputFileStorage = inputFile.AsStorage())
{
var pfs = new PartitionFileSystem(inputFileStorage);
ProcessNsp.Decrypt(pfs, decryptedDir, VerifyHashes, keyset, Out);
TrimDeltaNCA.Process(decryptedDir, keyset, Out);
CompressFolder.Compress(Out, decryptedDir, compressedDir, BlockSize, ZstdLevel, MaxDegreeOfParallelism);
if (VerifyHashes)
{
var dirDecryptedReal = new DirectoryInfo(decryptedDir);
var dirDecryptedRealCount = dirDecryptedReal.GetFiles().Length;
cleanFolder(decryptedDir);
var compressedFs = new LocalFileSystem(compressedDir);
var decryptedFs = new LocalFileSystem(decryptedDir);
DecompressFs.ProcessFs(compressedFs, decryptedFs, Out);
UntrimDeltaNCA.Process(decryptedDir, pfs, keyset, Out);
var dirDecrypted = new DirectoryInfo(decryptedDir);
var dirDecryptedCount = dirDecrypted.GetFiles().Length;
if (dirDecryptedRealCount != dirDecryptedCount)
{
throw new FileNotFoundException();
}
EncryptNCA.Encrypt(compressedFs, null, true, keyset, Out);
}
}
var compressedDirFs = new LocalFileSystem(compressedDir);
var OutputFolderPathFs = new LocalFileSystem(OutputFolderPath);
using (var outFile =
FolderTools.CreateOrOverwriteFileOpen(OutputFolderPathFs, $"{nspFileNoExtension}.nspz"))
{
FolderTools.FolderToNSP(compressedDirFs, outFile);
}
Out.Event($"Task CompressNSP \"{nspFileNoExtension}\" completed!\r\n");
}
public void DecompressNSPZ(string nspzFile)
{
var nspzFileNoExtension = Path.GetFileNameWithoutExtension(nspzFile);
Out.Event($"Task DecompressNSPZ \"{nspzFileNoExtension}\" started\r\n");
var keyset = ProcessKeyset.OpenKeyset();
ProcessNsp.Decompress(nspzFile, decryptedDir, Out);
UntrimAndEncrypt(keyset);
var nspOutPath = Path.Combine(OutputFolderPath, nspzFileNoExtension);
var encryptedDirFs = new LocalFileSystem(encryptedDir);
var OutputFolderPathFs = new LocalFileSystem(OutputFolderPath);
using (var outFile =
FolderTools.CreateOrOverwriteFileOpen(OutputFolderPathFs, $"{nspzFileNoExtension}.nsp"))
{
FolderTools.FolderToNSP(encryptedDirFs, outFile);
}
Out.Event($"Task DecompressNSPZ \"{nspzFileNoExtension}\" completed!\r\n");
}