/*-*- 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 "in-addr-util.h" #include "local-addresses.h" #include "af-list.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); free(a); a = NULL; 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; }