static int tbf_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt)
{
struct rtattr *tb[TCA_TBF_PTAB+1];
struct tc_tbf_qopt *qopt;
double buffer, mtu;
double latency;
SPRINT_BUF(b1);
SPRINT_BUF(b2);
if (opt == NULL)
return 0;
memset(tb, 0, sizeof(tb));
parse_rtattr(tb, TCA_TBF_PTAB, RTA_DATA(opt), RTA_PAYLOAD(opt));
if (tb[TCA_TBF_PARMS] == NULL)
return -1;
qopt = RTA_DATA(tb[TCA_TBF_PARMS]);
if (RTA_PAYLOAD(tb[TCA_TBF_PARMS]) < sizeof(*qopt))
return -1;
fprintf(f, "rate %s ", sprint_rate(qopt->rate.rate, b1));
buffer = ((double)qopt->rate.rate*tc_core_tick2usec(qopt->buffer))/1000000;
if (show_details) {
fprintf(f, "burst %s/%u mpu %s ", sprint_size(buffer, b1),
1<<qopt->rate.cell_log, sprint_size(qopt->rate.mpu, b2));
} else {
fprintf(f, "burst %s ", sprint_size(buffer, b1));
}
if (show_raw)
fprintf(f, "[%08x] ", qopt->buffer);
if (qopt->peakrate.rate) {
fprintf(f, "peakrate %s ", sprint_rate(qopt->peakrate.rate, b1));
if (qopt->mtu || qopt->peakrate.mpu) {
mtu = ((double)qopt->peakrate.rate*tc_core_tick2usec(qopt->mtu))/1000000;
if (show_details) {
fprintf(f, "mtu %s/%u mpu %s ", sprint_size(mtu, b1),
1<<qopt->peakrate.cell_log, sprint_size(qopt->peakrate.mpu, b2));
} else {
fprintf(f, "minburst %s ", sprint_size(mtu, b1));
}
if (show_raw)
fprintf(f, "[%08x] ", qopt->mtu);
}
}
if (show_raw)
fprintf(f, "limit %s ", sprint_size(qopt->limit, b1));
latency = 1000000*(qopt->limit/(double)qopt->rate.rate) - tc_core_tick2usec(qopt->buffer);
if (qopt->peakrate.rate) {
double lat2 = 1000000*(qopt->limit/(double)qopt->peakrate.rate) - tc_core_tick2usec(qopt->mtu);
if (lat2 > latency)
latency = lat2;
}
fprintf(f, "lat %s ", sprint_usecs(tc_core_tick2usec(latency), b1));
return 0;
}
static void
hfsc_print_sc(FILE *f, char *name, struct tc_service_curve *sc)
{
SPRINT_BUF(b1);
fprintf(f, "%s ", name);
fprintf(f, "m1 %s ", sprint_rate(sc->m1, b1));
fprintf(f, "d %s ", sprint_usecs(sc->d, b1));
fprintf(f, "m2 %s ", sprint_rate(sc->m2, b1));
}
static char *sprint_ticks(__u32 ticks, char *buf)
{
return sprint_usecs(tc_core_tick2usec(ticks), buf);
}
