Lines Matching defs:*
2 * q_prio.c PRIO.
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: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
11 * Changes:
13 * Ole Husgaard <sparre@login.dknet.dk>: 990513: prio2band map was always reset.
14 * J Hadi Salim <hadi@cyberus.ca>: 990609: priomap fix.
17 #include <stdio.h>
18 #include <stdlib.h>
19 #include <unistd.h>
20 #include <syslog.h>
21 #include <fcntl.h>
22 #include <sys/socket.h>
23 #include <netinet/in.h>
24 #include <arpa/inet.h>
25 #include <string.h>
27 #include "utils.h"
28 #include "tc_util.h"
30 static void explain(void)
32 fprintf(stderr, "Usage: ... prio bands NUMBER priomap P1 P2...\n");
35 #define usage() return(-1)
37 static int prio_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
39 int ok=0;
40 int pmap_mode = 0;
41 int idx = 0;
42 struct tc_prio_qopt opt={3,{ 1, 2, 2, 2, 1, 2, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1 }};
44 while (argc > 0) {
45 if (strcmp(*argv, "bands") == 0) {
46 if (pmap_mode)
47 explain();
48 NEXT_ARG();
49 if (get_integer(&opt.bands, *argv, 10)) {
50 fprintf(stderr, "Illegal \"bands\"\n");
51 return -1;
53 ok++;
54 } else if (strcmp(*argv, "priomap") == 0) {
55 if (pmap_mode) {
56 fprintf(stderr, "Error: duplicate priomap\n");
57 return -1;
59 pmap_mode = 1;
60 } else if (strcmp(*argv, "help") == 0) {
61 explain();
62 return -1;
63 } else {
64 unsigned band;
65 if (!pmap_mode) {
66 fprintf(stderr, "What is \"%s\"?\n", *argv);
67 explain();
68 return -1;
70 if (get_unsigned(&band, *argv, 10)) {
71 fprintf(stderr, "Illegal \"priomap\" element\n");
72 return -1;
74 if (band > opt.bands) {
75 fprintf(stderr, "\"priomap\" element is out of bands\n");
76 return -1;
78 if (idx > TC_PRIO_MAX) {
79 fprintf(stderr, "\"priomap\" index > TC_PRIO_MAX=%u\n", TC_PRIO_MAX);
80 return -1;
82 opt.priomap[idx++] = band;
84 argc--; argv++;
88 if (pmap_mode) {
89 for (; idx < TC_PRIO_MAX; idx++)
90 opt.priomap[idx] = opt.priomap[TC_PRIO_BESTEFFORT];
93 addattr_l(n, 1024, TCA_OPTIONS, &opt, sizeof(opt));
94 return 0;
97 int prio_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt)
99 int i;
100 struct tc_prio_qopt *qopt;
102 if (opt == NULL)
103 return 0;
105 if (RTA_PAYLOAD(opt) < sizeof(*qopt))
106 return -1;
107 qopt = RTA_DATA(opt);
108 fprintf(f, "bands %u priomap ", qopt->bands);
109 for (i=0; i<=TC_PRIO_MAX; i++)
110 fprintf(f, " %d", qopt->priomap[i]);
111 return 0;
114 struct qdisc_util prio_qdisc_util = {
115 .id = "prio",
116 .parse_qopt = prio_parse_opt,
117 .print_qopt = prio_print_opt,