/// <summary>
/// Compress (TAR/BZip2) an unencrypted FAES File.
/// </summary>
/// <param name="unencryptedFile">Unencrypted FAES File</param>
/// <returns>Path of the unencrypted, TAR/BZip2 compressed file</returns>
public string CompressFAESFile(FAES_File unencryptedFile)
{
FileAES_IntUtilities.CreateEncryptionFilePath(unencryptedFile, "TAR", out string tempRawPath, out _, out string tempOutputPath);
TarWriterOptions wo = new TarWriterOptions(CompressionType.BZip2, true);
using (Stream stream = File.OpenWrite(tempOutputPath))
using (var writer = new TarWriter(stream, wo))
{
writer.WriteAll(tempRawPath, "*", SearchOption.AllDirectories);
}
return(tempOutputPath);
}
/// <summary>
/// Compress (LZMA) an unencrypted FAES File.
/// </summary>
/// <param name="unencryptedFile">Unencrypted FAES File</param>
/// <returns>Path of the unencrypted, LZMA compressed file</returns>
public string CompressFAESFile(FAES_File unencryptedFile)
{
FileAES_IntUtilities.CreateEncryptionFilePath(unencryptedFile, "LZMA", out string tempRawPath, out _, out string tempOutputPath);
WriterOptions wo = new WriterOptions(CompressionType.LZMA);
using (Stream stream = File.OpenWrite(tempOutputPath))
using (var writer = WriterFactory.Open(stream, ArchiveType.Zip, wo))
{
writer.WriteAll(tempRawPath, "*", SearchOption.AllDirectories);
}
return(tempOutputPath);
}
/// <summary>
/// Compress (ZIP) an unencrypted FAES File.
/// </summary>
/// <param name="unencryptedFile">Unencrypted FAES File</param>
/// <returns>Path of the unencrypted, ZIP compressed file</returns>
public string CompressFAESFile(FAES_File unencryptedFile)
{
FileAES_IntUtilities.CreateEncryptionFilePath(unencryptedFile, "ZIP", out string tempRawPath, out _, out string tempOutputPath);
ZipWriterOptions wo = new ZipWriterOptions(CompressionType.Deflate)
{
DeflateCompressionLevel = _compressLevel
};
using (Stream stream = File.OpenWrite(tempOutputPath))
using (var writer = new ZipWriter(stream, wo))
{
writer.WriteAll(tempRawPath, "*", SearchOption.AllDirectories);
}
return(tempOutputPath);
}
/// <summary>
/// Compress (LGYZIP) an unencrypted FAES File.
/// </summary>
/// <param name="unencryptedFile">Unencrypted FAES File</param>
/// <returns>Path of the unencrypted, LGYZIP compressed file</returns>
public string CompressFAESFile(FAES_File unencryptedFile)
{
FileAES_IntUtilities.CreateEncryptionFilePath(unencryptedFile, "LGYZIP", out string tempRawPath, out _, out string tempOutputPath);
if (unencryptedFile.IsFile())
{
using (ZipArchive zip = ZipFile.Open(tempOutputPath, ZipArchiveMode.Create))
{
zip.CreateEntryFromFile(unencryptedFile.GetPath(), unencryptedFile.GetFileName());
zip.Dispose();
}
}
else
{
FileAES_IntUtilities.DirectoryCopy(unencryptedFile.GetPath(), tempRawPath);
ZipFile.CreateFromDirectory(tempRawPath, tempOutputPath);
}
return(tempOutputPath);
}
