2 This file is part of GNUnet.
3 (C) 2010, 2011, 2012 Christian Grothoff
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., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @file tun/test_tun.c
23 * @brief test for tun.c
24 * @author Christian Grothoff
27 #include "gnunet_tun_lib.h"
36 struct GNUNET_TUN_IPv4Header ip;
37 struct GNUNET_TUN_UdpHeader udp;
42 GNUNET_assert (1 == inet_pton (AF_INET, "1.2.3.4", &src));
43 GNUNET_assert (1 == inet_pton (AF_INET, "122.2.3.5", &dst));
44 memset (payload, pl_fill, sizeof (payload));
45 GNUNET_TUN_initialize_ipv4_header (&ip,
50 udp.source_port = htons (4242);
51 udp.destination_port = htons (4242);
52 udp.len = htons (pll);
53 GNUNET_TUN_calculate_udp4_checksum (&ip,
57 if (crc != ntohs (udp.crc))
59 fprintf (stderr, "Got CRC: %u, wanted: %u\n",
69 test_udp (4, 3, 22439);
70 test_udp (4, 1, 23467);
71 test_udp (7, 17, 6516);
72 test_udp (12451, 251, 42771);