blob: de29202797974c590e93bfb22eda1720fefc77b1 [file] [log] [blame]
/*
* q_multiq.c Multiqueue aware qdisc
*
* Copyright (c) 2008, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses>.
*
* Author: Alexander Duyck <alexander.h.duyck@intel.com>
*
* Original Authors: PJ Waskiewicz, <peter.p.waskiewicz.jr@intel.com> (RR)
* Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> (from PRIO)
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <syslog.h>
#include <fcntl.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <string.h>
#include "utils.h"
#include "tc_util.h"
static void explain(void)
{
fprintf(stderr, "Usage: ... multiq [help]\n");
}
static int multiq_parse_opt(struct qdisc_util *qu, int argc, char **argv,
struct nlmsghdr *n)
{
struct tc_multiq_qopt opt;
if (argc) {
if (strcmp(*argv, "help") == 0) {
explain();
return -1;
} else {
fprintf(stderr, "What is \"%s\"?\n", *argv);
explain();
return -1;
}
}
addattr_l(n, 1024, TCA_OPTIONS, &opt, sizeof(opt));
return 0;
}
static int multiq_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt)
{
struct tc_multiq_qopt *qopt;
if (opt == NULL)
return 0;
if (RTA_PAYLOAD(opt) < sizeof(*qopt))
return 0;
qopt = RTA_DATA(opt);
fprintf(f, "bands %u/%u ", qopt->bands, qopt->max_bands);
return 0;
}
struct qdisc_util multiq_qdisc_util = {
.id = "multiq",
.parse_qopt = multiq_parse_opt,
.print_qopt = multiq_print_opt,
};