libnl  3.6.0
ingress.c
1 /* SPDX-License-Identifier: LGPL-2.1-only */
2 /*
3  * Copyright (c) 2013 Cong Wang <xiyou.wangcong@gmail.com>
4  */
5 
6 #include <netlink/cli/utils.h>
7 #include <netlink/cli/tc.h>
8 
9 static void print_usage(void)
10 {
11  printf(
12 "Usage: nl-qdisc-add [...] ingress\n"
13 "\n"
14 "OPTIONS\n"
15 " --help Show this help text.\n"
16 "\n"
17 "EXAMPLE"
18 " # Attach ingress to eth1\n"
19 " nl-qdisc-add --dev=eth1 --parent=root ingress\n");
20 }
21 
22 static void ingress_parse_argv(struct rtnl_tc *tc, int argc, char **argv)
23 {
24  for (;;) {
25  int c, optidx = 0;
26  static struct option long_opts[] = {
27  { "help", 0, 0, 'h' },
28  { 0, 0, 0, 0 }
29  };
30 
31  c = getopt_long(argc, argv, "h", long_opts, &optidx);
32  if (c == -1)
33  break;
34 
35  switch (c) {
36  case 'h':
37  print_usage();
38  return;
39  }
40  }
41 }
42 
43 static struct nl_cli_tc_module ingress_module =
44 {
45  .tm_name = "ingress",
46  .tm_type = RTNL_TC_TYPE_QDISC,
47  .tm_parse_argv = ingress_parse_argv,
48 };
49 
50 static void __init ingress_init(void)
51 {
52  nl_cli_tc_register(&ingress_module);
53 }
54 
55 static void __exit ingress_exit(void)
56 {
57  nl_cli_tc_unregister(&ingress_module);
58 }