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-rw-r--r--src/util/test_tun.c76
1 files changed, 0 insertions, 76 deletions
diff --git a/src/util/test_tun.c b/src/util/test_tun.c
deleted file mode 100644
index ad4a5c19e..000000000
--- a/src/util/test_tun.c
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1/*
2 This file is part of GNUnet.
3 Copyright (C) 2010, 2011, 2012 Christian Grothoff
4
5 GNUnet is free software: you can redistribute it and/or modify it
6 under the terms of the GNU Affero General Public License as published
7 by the Free Software Foundation, either version 3 of the License,
8 or (at your option) any later version.
9
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 Affero General Public License for more details.
14
15 You should have received a copy of the GNU Affero General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
17
18 SPDX-License-Identifier: AGPL3.0-or-later
19 */
20
21/**
22 * @file tun/test_tun.c
23 * @brief test for tun.c
24 * @author Christian Grothoff
25 */
26#include "platform.h"
27#include "gnunet_util_lib.h"
28
29static int ret;
30
31static void
32test_udp (size_t pll,
33 int pl_fill,
34 uint16_t crc)
35{
36 struct GNUNET_TUN_IPv4Header ip;
37 struct GNUNET_TUN_UdpHeader udp;
38 char payload[pll];
39 struct in_addr src;
40 struct in_addr dst;
41
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,
46 IPPROTO_UDP,
47 pll + sizeof(udp),
48 &src,
49 &dst);
50 udp.source_port = htons (4242);
51 udp.destination_port = htons (4242);
52 udp.len = htons (pll);
53 GNUNET_TUN_calculate_udp4_checksum (&ip,
54 &udp,
55 payload,
56 pll);
57 if (crc != ntohs (udp.crc))
58 {
59 fprintf (stderr, "Got CRC: %u, wanted: %u\n",
60 ntohs (udp.crc),
61 crc);
62 ret = 1;
63 }
64}
65
66
67int
68main (int argc,
69 char **argv)
70{
71 test_udp (4, 3, 22439);
72 test_udp (4, 1, 23467);
73 test_udp (7, 17, 6516);
74 test_udp (12451, 251, 42771);
75 return ret;
76}