--- cvsroot/liblzf/Changes 2006/07/07 15:38:33 1.19 +++ cvsroot/liblzf/Changes 2007/11/13 10:41:52 1.33 @@ -1,3 +1,33 @@ + - switched to GPL v2 or any later version. + - speed up compression by ~10-15% in common cases + by some manual unrolling. + - import some compiler tricks from JSON::XS. + - tune hash functions depending on ULTRA_FAST or VERY_FAST settings. + - for typical binary data (e.g. /bin/bash, memory dumps, + canterbury corpus etc.), speed is now comparable to fastlz, but + with better compression ratio. with ULTRA_FAST, it's typically + 3-8% faster than fastlz while still maintaining a similar ratio. + (amd64, ymmv). thanks a lot for the competition :) + - undo inline assembly, it is no longer helpful. + +2.1 Fri Nov 2 13:34:42 CET 2007 + - switched to a 2-clause bsd license with GPL exception. + - get rid of memcpy. + - tentatively use rep movsb on x86 and x86_64 (gcc only) for a + moderate speed improvement. + - applied patch by Kein-Hong Man to maske lzf.c compile under + the crippled mingw32 environment. + +2.0 Fri Feb 16 23:11:18 CET 2007 + - replaced lzf demo by industrial-strength lzf utility with behaviour + similar other compression utilities. Thanks for Stefan Traby for + rewriting it! + - fix state arg prototype. + +1.7 Wed Sep 27 17:29:15 CEST 2006 + - remove bogus "unlzf" patch. + note to self: never accept well-meant patches. + - make lzf more robust in presence of padding bytes or sudden eof. 1.6 Fri Jul 7 17:31:26 CEST 2006 - the lzf example utility will now uncompress if invoked