diff options
Diffstat (limited to 'src/usr/local/share/protocols/yahoo.pat')
| -rw-r--r-- | src/usr/local/share/protocols/yahoo.pat | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/usr/local/share/protocols/yahoo.pat b/src/usr/local/share/protocols/yahoo.pat new file mode 100644 index 0000000..17595b8 --- /dev/null +++ b/src/usr/local/share/protocols/yahoo.pat @@ -0,0 +1,27 @@ +# Yahoo messenger - an instant messenger protocol - http://yahoo.com +# Pattern attributes: good fast fast +# Protocol groups: chat proprietary +# Wiki: http://www.protocolinfo.org/wiki/Yahoo_Messenger +# Copyright (C) 2008 Matthew Strait, Ethan Sommer; See ../LICENSE +# +# Usually runs on port 5050 +# +# This pattern has been tested and is believed to work well. + +yahoo +# http://www.venkydude.com/articles/yahoo.htm says: +# All Yahoo commands start with YMSG. +# (Well... http://ethereal.com/faq.html#q5.32 suggests that YPNS and YHOO +# are also possible, so let's allow those) +# The next 7 bytes contain command (packet?) length and version information +# which we won't currently try to match. +# L means "YAHOO_SERVICE_VERIFY" according to Ethereal +# W means "encryption challenge command" (YAHOO_SERVICE_AUTH) +# T means "login command" (YAHOO_SERVICE_AUTHRESP) +# (there are others, i.e. 0x01 "coming online", 0x02 "going offline", +# 0x04 "changing status to available", 0x06 "user message", but W and T +# should appear in the first few packets.) +# 0xC080 is the standard argument separator, it should appear not long +# after the "type of command" byte. + +^(ymsg|ypns|yhoo).?.?.?.?.?.?.?[lwt].*\xc0\x80 |
