Re: [Freeciv-Dev] more careful packet processing

[Greg Wooledge <wooledge@xxxxxxxxxxx>]

David Pfitzner (dwp@xxxxxxxxxxxxxx) wrote:

> Incidently, does anyone know where to get a program to send 
> random data to a port, to do some fuzz testing of this?

jekyll:~$ sed 10q < /dev/urandom | nc 192.168.2.1 25
220 phoenix.local ESMTP
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)
502 unimplemented (#5.5.1)

(Unfortunately, that only grabs 10 "lines" of random data -- to get a
specific number of bytes, write a quickie in perl or C.)

-- 
Greg Wooledge                    | Distributed.NET http://www.distributed.net/
wooledge@xxxxxxxxxxx             | because a CPU is a terrible thing to waste.
http://www.kellnet.com/wooledge/ |