#!/bin/sh case "$1" in "base16384") i=1 while [ $i -le 100 ]; do s="$(head /dev/urandom | head -c $i)" if [ "$(echo $s)" != "$(echo $s | base16384 -e - - | base16384 -d - -)" ]; then exit $i fi i=$( expr $i + 1 ) done esac exit 0