On Fri, 03 Feb 2012 08:18:24 +0700 Chatsiri Ratana <chats...@chatsiri.com> wrote: > ----- Original message ----- >> On 02/02/2012 05:53 AM, chatsiri wrote: >>> Hello All, >>> >>> I debug code of clamav. Aho-Corasick( AC) Algorithms concepts for >>> matching between virus and signature files. Step for AC is build trie >>> ( keyword tree) for inserting signature from virus database files. I >>> have question in step build tire before matching with input >>> information. Why source code in "static int ac_maketrans(struct >>> cli_matcher *root)" [1] define size of array is 256?. >> >> Because the trie matches byte-by-byte, so each node has 256 children, >> and that includes the root. > What's contain in node? My view, Node contains a signature files for matching > with virus in files.right? My plan for optimized algorithm code of string > matching with GPU.
I'd suggest you have a look at the source code - all the information is there. -- oo ..... Tomasz Kojm <tk...@clamav.net> (\/)\......... http://www.ClamAV.net/gpg/tkojm.gpg \..........._ 0DCA5A08407D5288279DB43454822DC8985A444B //\ /\ Fri Feb 3 16:57:08 CET 2012 _______________________________________________ http://lurker.clamav.net/list/clamav-devel.html Please submit your patches to our Bugzilla: http://bugs.clamav.net
