genl-ctrl-list.c revision 8808743839b0f459394ecd00cb0f7c1896c0ab7a 
1/*
2 * src/genl-ctrl-list.c	List Generic Netlink Controller
3 *
4 *	This library is free software; you can redistribute it and/or
5 *	modify it under the terms of the GNU Lesser General Public
6 *	License as published by the Free Software Foundation version 2.1
7 *	of the License.
8 *
9 * Copyright (c) 2003-2009 Thomas Graf <tgraf@suug.ch>
10 */
11
12#include <netlink/cli/utils.h>
13
14static struct nl_cache *alloc_genl_family_cache(struct nl_sock *sk)
15{
16	return nl_cli_alloc_cache(sk, "generic netlink family",
17			   genl_ctrl_alloc_cache);
18}
19
20static void print_usage(void)
21{
22	printf(
23	"Usage: genl-ctrl-list [OPTION]...\n"
24	"\n"
25	"Options\n"
26	" -f, --format=TYPE     Output format { brief | details | stats }\n"
27	" -h, --help            Show this help\n"
28	" -v, --version         Show versioning information\n"
29	);
30	exit(0);
31}
32
33int main(int argc, char *argv[])
34{
35	struct nl_sock *sock;
36	struct nl_cache *family_cache;
37	struct nl_dump_params params = {
38		.dp_type = NL_DUMP_LINE,
39		.dp_fd = stdout,
40	};
41
42	sock = nl_cli_alloc_socket();
43	nl_cli_connect(sock, NETLINK_GENERIC);
44	family_cache = alloc_genl_family_cache(sock);
45
46	for (;;) {
47		int c, optidx = 0;
48		static struct option long_opts[] = {
49			{ "format", 1, 0, 'f' },
50			{ "help", 0, 0, 'h' },
51			{ "version", 0, 0, 'v' },
52			{ 0, 0, 0, 0 }
53		};
54
55		c = getopt_long(argc, argv, "f:hv", long_opts, &optidx);
56		if (c == -1)
57			break;
58
59		switch (c) {
60		case 'f': params.dp_type = nl_cli_parse_dumptype(optarg); break;
61		case 'h': print_usage(); break;
62		case 'v': nl_cli_print_version(); break;
63		}
64 	}
65
66	nl_cache_dump(family_cache, &params);
67
68	return 0;
69}
70