2 This file is part of GNUnet.
3 Copyright (C) 2012 GNUnet e.V.
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
23 #include "nss_gns_query.h"
24 #include <arpa/inet.h>
25 #include <sys/types.h>
26 #include <sys/socket.h>
27 #include <netinet/in.h>
31 * Wrapper function that uses gnunet-gns cli tool to resolve
34 * @param af address family
35 * @param name the name to resolve
36 * @param u the userdata (result struct)
37 * @return -1 on error else 0
40 gns_resolve_name (int af,
50 if (-1 == asprintf (&cmd,
52 "gnunet-gns -r", name))
57 if (-1 == asprintf (&cmd,
59 "gnunet-gns -r -u", name))
62 if (NULL == (p = popen (cmd, "r")))
67 while (NULL != fgets (line, sizeof(line), p))
69 if (u->count >= MAX_ENTRIES)
71 if (line[strlen(line)-1] == '\n')
73 line[strlen(line)-1] = '\0';
76 if (inet_pton(af, line, &(u->data.ipv4[u->count])))
79 u->data_len += sizeof(ipv4_address_t);
88 else if (AF_INET6 == af)
90 if (inet_pton(af, line, &(u->data.ipv6[u->count])))
93 u->data_len += sizeof(ipv6_address_t);
108 /* end of nss_gns_query.c */