#!/usr/sbin/dtrace -s

#pragma D option quiet
#pragma D option switchrate=10hz 

dtrace:::BEGIN
{
	printf(" %3s %35s    %-35s %6s\n", "CPU", "REMOTE", "LOCAL", "SIZE");
}

udp:::receive
{
	r = strjoin(args[2]->ip_saddr, strjoin(":", lltostr((unsigned int)args[4]->udp_sport)));
	l = strjoin(args[2]->ip_daddr, strjoin(":", lltostr((unsigned int)args[4]->udp_dport)));

	printf(" %3d %35s -> %-35s %6d\n", cpu, r, l, args[4]->udp_length);
}

udp:::send
{
	r = strjoin(args[2]->ip_saddr, strjoin(":", lltostr((unsigned int)args[4]->udp_sport)));
	l = strjoin(args[2]->ip_daddr, strjoin(":", lltostr((unsigned int)args[4]->udp_dport)));

	printf(" %3d %35s <- %-35s %6d\n", cpu, r, l, args[4]->udp_length);
}