1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2014 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "af-list.h"
#include "alloc-util.h"
#include "in-addr-util.h"
#include "local-addresses.h"
static void print_local_addresses(struct local_address *a, unsigned n) {
unsigned i;
for (i = 0; i < n; i++) {
_cleanup_free_ char *b = NULL;
assert_se(in_addr_to_string(a[i].family, &a[i].address, &b) >= 0);
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);
}
}
int main(int argc, char *argv[]) {
struct local_address *a;
int n;
a = NULL;
n = local_addresses(NULL, 0, AF_UNSPEC, &a);
assert_se(n >= 0);
printf("Local Addresses:\n");
print_local_addresses(a, (unsigned) n);
a = mfree(a);
n = local_gateways(NULL, 0, AF_UNSPEC, &a);
assert_se(n >= 0);
printf("Local Gateways:\n");
print_local_addresses(a, (unsigned) n);
free(a);
return 0;
}
|
