diff options
Diffstat (limited to 'tc/q_multiq.c')
-rw-r--r-- | tc/q_multiq.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/tc/q_multiq.c b/tc/q_multiq.c new file mode 100644 index 0000000..8ad9e0b --- /dev/null +++ b/tc/q_multiq.c @@ -0,0 +1,82 @@ +/* + * 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 <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, const char *dev) +{ + 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, +}; |