http://qkpm2ov2rjhjkhfsftskqho77uj5rewd5y44unkf6cb7tdhaxwcvh2id.onion/books/dbpf/DBPF%20Compression%20-%20SC4D%20Encyclopaedia.html
It's much more likely to work than the below PHP code. This is written in PHP, converted from Perl code by dmchess mentioned in this forum thread . // First, we read in the length of the total compressed data.
// read_UL4 is a PHP function in my DBPF class that grabs the
// next 4 bytes and uses unpack to convert to a integer.