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<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2>Pehaps this is out
of topic, but I just found several information about .Zip format evolution
(changement that break compatibility).</FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2>I found several
article about this point :</FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2><A
href="http://www.pcworld.com/news/article/0,aid,110820,00.asp">http://www.pcworld.com/news/article/0,aid,110820,00.asp</A></FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2><A
href="http://www.idg.net/ic_1321254_9677_1-5043.html">http://www.idg.net/ic_1321254_9677_1-5043.html</A></FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2><A
href="http://slashdot.org/article.pl?sid=03/06/10/1542216&mode=thread&tid=185">http://slashdot.org/article.pl?sid=03/06/10/1542216&mode=thread&tid=185</A></FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2>PKWare new
specification:</FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2><A
href="http://www.pkware.com/products/enterprise/white_papers/appnote.html">http://www.pkware.com/products/enterprise/white_papers/appnote.html</A></FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2>WinZip encryption
specification:</FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2><A
href="http://www.winzip.com/aes_info.htm">http://www.winzip.com/aes_info.htm</A></FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2>And I discovered
that PKWare include BZip2 as standard compression method for
.ZIP</FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2>I take a look at
BZip2 library (at <A
href="http://sources.redhat.com/bzip2/">http://sources.redhat.com/bzip2/</A> ),
and I discovered this is a "zlib-like" library.</FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2>I just see that the
bz_stream structure (a clone of z_stream) replace total_in by total_in_lo32 and
total_in_hi32 (same thing for total_out)</FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2><A
href="ftp://sources.redhat.com/pub/bzip2/docs/manual_3.html#SEC19">ftp://sources.redhat.com/pub/bzip2/docs/manual_3.html#SEC19</A></FONT></SPAN></DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=539491619-15062003><FONT face=Arial size=2>Do you known other
compression library that clone zLib interface?</FONT></SPAN></DIV></BODY></HTML>