cfpkt_more
bool cfpkt_more(struct cfpkt *pkt);
cfpkt_more(pkt) && tmp != '\0';
for (i = 0; i < UTILITY_NAME_LENGTH && cfpkt_more(pkt); i++) {
while (cfpkt_more(pkt) && len--) {
while (cfpkt_more(pkt)
if (!cfpkt_more(pkt)) {