XTEA is a 64-bit block Feistel cipher with a 128-bit key and a suggested
64 rounds. It's used by the MMORPG Tibia for encrypting game server traffic.
Usual XTEA treats the blocks as big-endian. Tibia treats them as little
endian, therefore both versions are provided.
Change-Id: I9ad0c8e066f848b20772ce4e1d3df19deff307b8
Reviewed-on: https://code.wireshark.org/review/21942
Petri-Dish: Michael Mann <mmann78@netscape.net>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Peter Wu <peter@lekensteyn.nl>
Ahmad Fatoum