/// <summary>
/// The InputStream based constructors create a TarArchive for the
/// purposes of extracting or listing a tar archive. Thus, use
/// these constructors when you wish to extract files from or list
/// the contents of an existing tar archive.
/// </summary>
/// <param name="inputStream">The stream to retrieve archive data from.</param>
/// <returns>Returns a new <see cref="TarArchive"/> suitable for reading from.</returns>
public static TarArchive CreateInputTarArchive(Stream inputStream)
{
if (inputStream == null)
{
throw new ArgumentNullException("inputStream");
}
TarInputStream tarStream = inputStream as TarInputStream;
TarArchive result;
if (tarStream != null)
{
result = new TarArchive(tarStream);
}
else
{
result = CreateInputTarArchive(inputStream, TarBuffer.DefaultBlockFactor);
}
return(result);
}