Реализации алгоритмов/Генерация пароля

w:Bourne Shell

function mkpw_md5() {	# Hex password making function via MD5 hashing

	# random + Year + Month + Day + Hour + Minute + Second + Nanoseconds
 	local s=$(head /dev/urandom)$(date +%Y%m%d%H%M%S%N)
 	echo $s | md5sum | cut -c1-${1:-8};
}

function mkpw_md5_alpha() {	# Alphabetic password making function via MD5 hashing

	# random + Year + Month + Day + Hour + Minute + Second + Nanoseconds
 	local s=$(head /dev/urandom)$(date +%Y%m%d%H%M%S%N)
 	echo $s | md5sum | uuencode -m -| sed -n 2p | cut -c3-43 | cut -c1-${1:-8};
}