#
# Copyright (C) 2025  CismonX <admin@cismon.net>
#
# Copying and distribution of this file, with or without modification, are
# permitted in any medium without royalty, provided the copyright notice and
# this notice are preserved.  This file is offered as-is, without any warranty.
#

rand_u64_hex() {
    echo $(od -vAn -N8 -tx8 /dev/urandom | tr -d ' ')
}

rand_base64() {
    # The `base64` utility is not specified by POSIX,
    # but present in GNU Coreutils, BusyBox and FreeBSD base system.
    echo $(head -c$1 /dev/urandom | base64 -w0)
}