2 This file is part of GNUnet.
3 Copyright (C) 2009, 2015 Christian Grothoff (and other contributing authors)
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.
22 * Testcase for STUN server resolution
24 * @file nat/test_stun.c
25 * @brief Testcase for STUN library
26 * @author Bruno Souza Cabral - Major rewrite.
33 #include "gnunet_util_lib.h"
34 #include "gnunet_program_lib.h"
35 #include "gnunet_scheduler_lib.h"
36 #include "gnunet_nat_lib.h"
40 #define LOG(kind,...) GNUNET_log_from (kind, "test-stun", __VA_ARGS__)
43 * The port the test service is running on (default 7895)
45 static unsigned long port = 7895;
48 static char *stun_server = "stun.ekiga.net";
49 static int stun_port = 3478;
52 * The listen socket of the service for IPv4
54 static struct GNUNET_NETWORK_Handle *lsock4;
58 * The listen task ID for IPv4
60 static struct GNUNET_SCHEDULER_Task * ltask4;
66 print_answer(struct sockaddr_in* answer)
68 printf("External IP is: %s , with port %d\n", inet_ntoa(answer->sin_addr), ntohs(answer->sin_port));
73 * Activity on our incoming socket. Read data from the
74 * incoming connection.
77 * @param tc scheduler context
80 do_udp_read (void *cls,
81 const struct GNUNET_SCHEDULER_TaskContext *tc)
83 //struct GNUNET_NAT_Test *tst = cls;
84 unsigned char reply_buf[1024];
86 struct sockaddr_in answer;
89 if ((0 != (tc->reason & GNUNET_SCHEDULER_REASON_READ_READY)) &&
90 (GNUNET_NETWORK_fdset_isset (tc->read_ready,
93 rlen = GNUNET_NETWORK_socket_recv (lsock4, reply_buf, sizeof (reply_buf));
96 //Lets handle the packet
97 memset(&answer, 0, sizeof(struct sockaddr_in));
98 GNUNET_NAT_stun_handle_packet(reply_buf,rlen, &answer);
101 //TODO: Delete the object
103 print_answer(&answer);
113 * Create an IPv4 listen socket bound to our port.
115 * @return NULL on error
117 static struct GNUNET_NETWORK_Handle *
120 struct GNUNET_NETWORK_Handle *ls;
121 struct sockaddr_in sa4;
124 memset (&sa4, 0, sizeof (sa4));
125 sa4.sin_family = AF_INET;
126 sa4.sin_port = htons (port);
127 #if HAVE_SOCKADDR_IN_SIN_LEN
128 sa4.sin_len = sizeof (sa4);
130 ls = GNUNET_NETWORK_socket_create (AF_INET,
136 GNUNET_NETWORK_socket_bind (ls, (const struct sockaddr *) &sa4,
140 GNUNET_NETWORK_socket_close (ls);
150 * Main function run with scheduler.
155 run (void *cls, char *const *args, const char *cfgfile,
156 const struct GNUNET_CONFIGURATION_Handle *cfg)
160 //Lets create the socket
164 GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "bind");
168 printf("Binded, now will call add_read\n");
169 //Lets call our function now when it accepts
170 ltask4 = GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL,
171 lsock4, &do_udp_read, NULL);
172 /* So you read once and what will happen if you get an irregular message? Repeat and add timeout */
177 /* FIXME: duplicate check */
178 GNUNET_SCHEDULER_shutdown ();
181 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
182 "Service listens on port %u\n",
184 printf("Start main event\n");
185 GNUNET_NAT_stun_make_request(stun_server, stun_port, lsock4);
187 //main_task = GNUNET_SCHEDULER_add_delayed (timeout, &do_timeout, nh);
193 main (int argc, char *const argv[])
195 struct GNUNET_GETOPT_CommandLineOption options[] = {
196 GNUNET_GETOPT_OPTION_END
199 char *const argv_prog[] = {
203 GNUNET_log_setup ("test-stun",
207 GNUNET_PROGRAM_run (1, argv_prog, "test-stun", "nohelp", options, &run, NULL);
212 /* end of test_stun.c */