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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
e9140aff LP |
2 | /*** |
3 | This file is part of systemd. | |
4 | ||
5 | Copyright 2014 Lennart Poettering | |
6 | ||
7 | systemd is free software; you can redistribute it and/or modify it | |
8 | under the terms of the GNU Lesser General Public License as published by | |
9 | the Free Software Foundation; either version 2.1 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | systemd is distributed in the hope that it will be useful, but | |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public License | |
18 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
19 | ***/ | |
20 | ||
cf0fbc49 | 21 | #include "af-list.h" |
b5efdb8a | 22 | #include "alloc-util.h" |
e9140aff LP |
23 | #include "in-addr-util.h" |
24 | #include "local-addresses.h" | |
e9140aff LP |
25 | |
26 | static void print_local_addresses(struct local_address *a, unsigned n) { | |
27 | unsigned i; | |
28 | ||
29 | for (i = 0; i < n; i++) { | |
30 | _cleanup_free_ char *b = NULL; | |
31 | ||
32 | assert_se(in_addr_to_string(a[i].family, &a[i].address, &b) >= 0); | |
33 | printf("%s if%i scope=%i metric=%u address=%s\n", af_to_name(a[i].family), a[i].ifindex, a[i].scope, a[i].metric, b); | |
34 | } | |
35 | } | |
36 | ||
37 | int main(int argc, char *argv[]) { | |
38 | struct local_address *a; | |
39 | int n; | |
40 | ||
41 | a = NULL; | |
1d050e1e | 42 | n = local_addresses(NULL, 0, AF_UNSPEC, &a); |
e9140aff LP |
43 | assert_se(n >= 0); |
44 | ||
45 | printf("Local Addresses:\n"); | |
46 | print_local_addresses(a, (unsigned) n); | |
97b11eed | 47 | a = mfree(a); |
e9140aff | 48 | |
1d050e1e | 49 | n = local_gateways(NULL, 0, AF_UNSPEC, &a); |
e9140aff LP |
50 | assert_se(n >= 0); |
51 | ||
52 | printf("Local Gateways:\n"); | |
53 | print_local_addresses(a, (unsigned) n); | |
54 | free(a); | |
55 | ||
56 | return 0; | |
57 | } |