This is the lowest-level class in the C1Zip library, and it is used extensively by the higher-level classes described above.

Most users will never need to use ZStream directly. It is the most flexible, but the hardest to use component in the C1Zip library. ZStream is a C# implementation of the ZLIB library. ZLIB is an open-source library written by Jean-loup Gailly and Mark Adler.

For more information on ZLIB, check http://www.info-zip.org/ or http://www.gzip.org/.