4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
9 * Authors: PJ Waskiewicz, <peter.p.waskiewicz.jr@intel.com>
10 * Original Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> (from PRIO)
18 #include <sys/socket.h>
19 #include <netinet/in.h>
20 #include <arpa/inet.h>
26 static void explain(void)
28 fprintf(stderr, "Usage: ... rr bands NUMBER priomap P1 P2... [multiqueue]\n");
32 static int rr_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
36 struct tc_prio_qopt opt={3,{ 1, 2, 2, 2, 1, 2, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1 }};
41 if (strcmp(*argv, "bands") == 0) {
45 if (get_integer(&opt.bands, *argv, 10)) {
46 fprintf(stderr, "Illegal \"bands\"\n");
49 } else if (strcmp(*argv, "priomap") == 0) {
51 fprintf(stderr, "Error: duplicate priomap\n");
55 } else if (strcmp(*argv, "help") == 0) {
58 } else if (strcmp(*argv, "multiqueue") == 0) {
63 fprintf(stderr, "What is \"%s\"?\n", *argv);
67 if (get_unsigned(&band, *argv, 10)) {
68 fprintf(stderr, "Illegal \"priomap\" element\n");
71 if (band > opt.bands) {
72 fprintf(stderr, "\"priomap\" element is out of bands\n");
75 if (idx > TC_PRIO_MAX) {
76 fprintf(stderr, "\"priomap\" index > TC_RR_MAX=%u\n", TC_PRIO_MAX);
79 opt.priomap[idx++] = band;
84 nest = addattr_nest_compat(n, 1024, TCA_OPTIONS, &opt, sizeof(opt));
86 addattr_l(n, 1024, TCA_PRIO_MQ, NULL, 0);
87 addattr_nest_compat_end(n, nest);
91 int rr_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt)
94 struct tc_prio_qopt *qopt;
95 struct rtattr *tb[TCA_PRIO_MAX + 1];
100 if (parse_rtattr_nested_compat(tb, TCA_PRIO_MAX, opt, qopt,
104 fprintf(f, "bands %u priomap ", qopt->bands);
105 for (i=0; i <= TC_PRIO_MAX; i++)
106 fprintf(f, " %d", qopt->priomap[i]);
109 fprintf(f, " multiqueue: %s ",
110 *(unsigned char *)RTA_DATA(tb[TCA_PRIO_MQ]) ? "on" : "off");
115 struct qdisc_util rr_qdisc_util = {
117 .parse_qopt = rr_parse_opt,
118 .print_qopt = rr_print_opt,