107 lines
2.9 KiB
C
107 lines
2.9 KiB
C
/*
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* This file is part of the Sofia-SIP package
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*
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* Copyright (C) 2006 Nokia Corporation.
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*
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* Contact: Pekka Pessi <pekka.pessi@nokia.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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/**@internal
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* @file lookup_stun_server.c
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* @brief Test app for STUN DNS-SRV lookups.
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*
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* @author Kai Vehmanen <Kai.Vehmanen@nokia.com>
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*
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* @todo TODO
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* - picks one UDP and TLS target:port
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* - does not pick up A/AAAA records that might be delivered
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* in 'Additional Data' section as defined in RFC2782
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*/
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#include <stdio.h>
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#include <sofia-sip/su.h>
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#include <sofia-sip/su_alloc.h>
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#include <sofia-sip/su_wait.h>
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#define STUN_MAGIC_T su_root_t
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#include <sofia-sip/stun.h>
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static char* g_domain = NULL;
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static void lookup_cb(stun_dns_lookup_t *self,
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su_root_t *root)
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{
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# define RESULT(x) (x == 0 ? "OK" : "ERRORS")
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const char *tcp_target = NULL, *udp_target = NULL, *stp_target = NULL;
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uint16_t tcp_port = 0, udp_port = 0, stp_port = 0;
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int res = 0;
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printf("STUN DNS-SRV lookup results:\n");
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res = stun_dns_lookup_udp_addr(self, &udp_target, &udp_port);
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printf(" _stun._udp.%s: %s:%u (%s).\n", g_domain, udp_target, udp_port, RESULT(res));
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res = stun_dns_lookup_tcp_addr(self, &tcp_target, &tcp_port);
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printf(" _stun._tcp.%s: %s:%u (%s).\n", g_domain, tcp_target, tcp_port, RESULT(res));
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res = stun_dns_lookup_stp_addr(self, &stp_target, &stp_port);
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printf(" _stun-tls._tcp.%s: %s:%u (%s).\n", g_domain, stp_target, stp_port, RESULT(res));
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su_root_break(root);
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}
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int main(int argc, char *argv[])
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{
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su_root_t *root;
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stun_dns_lookup_t *lookup;
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if (argc < 2) {
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printf("usage: ./lookup_stun_server <domain>\n");
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return -1;
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}
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g_domain = argv[1];
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/* step: initialize sofia su OS abstraction layer */
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su_init();
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/* step: create a su event loop and connect it to glib */
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root = su_root_create(NULL);
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/* step: initiate the DNS-SRV lookup */
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lookup = stun_dns_lookup(root, root, lookup_cb, g_domain);
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if (lookup) {
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/* step: enter the main loop (break fro lookup_cb()) */
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su_root_run(root);
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/* step: free any allocated resources */
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stun_dns_lookup_destroy(lookup);
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}
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else {
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printf("ERROR: failed to create lookup object.\n");
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}
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su_root_destroy(root);
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su_deinit();
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return 0;
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}
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