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/*
* Copyright (c) 2012-2019 Belledonne Communications SARL.
*
* This file is part of belle-sip.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include "belle-sip/belle-sip.h"
static belle_sip_stack_t *stack;
static void resolver_callback(void *data, belle_sip_resolver_results_t *results){
int err;
const struct addrinfo *ai_it;
char name[NI_MAXHOST];
char port[NI_MAXSERV];
const struct addrinfo *ai_list = belle_sip_resolver_results_get_addrinfos(results);
for(ai_it=ai_list;ai_it!=NULL;ai_it=ai_it->ai_next){
err=bctbx_getnameinfo(ai_it->ai_addr,ai_list->ai_addrlen,name,sizeof(name),port,sizeof(port),NI_NUMERICSERV|NI_NUMERICHOST);
if (err!=0){
fprintf(stderr,"getnameinfo error: %s",gai_strerror(err));
}else{
printf("\t%s %s (ttl:%u)\n",name,port,belle_sip_resolver_results_get_ttl(results));
}
}
belle_sip_main_loop_quit(belle_sip_stack_get_main_loop(stack));
}
int main(int argc, char *argv[]){
int i;
const char *domain=NULL;
const char *transport="udp";
int use_srv = 1;
const char *dns_server = NULL;
if (argc<2){
fprintf(stderr,"Usage:\n%s <domain name> [@dns-server-ip] [transport] [--no-srv] [--debug]\n",argv[0]);
return -1;
}
domain=argv[1];
for (i=2;i<argc;i++){
if (strcmp(argv[i],"--debug")==0){
belle_sip_set_log_level(BELLE_SIP_LOG_DEBUG);
}else if (strcmp(argv[i],"--no-srv")==0){
use_srv = 0;
}else if (*argv[i] == '@'){
dns_server = argv[i] + 1;
}else if (strstr(argv[i],"--") != argv[i]) transport=argv[i];
}
stack=belle_sip_stack_new(NULL);
if (dns_server){
printf("Using DNS server %s\n", dns_server);
bctbx_list_t *l = bctbx_list_append(NULL, (void*)dns_server);
belle_sip_stack_set_dns_servers(stack, l);
bctbx_list_free(l);
}
if (use_srv){
printf("Trying to resolve domain '%s', with transport hint '%s'\n",domain,transport);
belle_sip_stack_resolve(stack,"sip", transport,domain,5060,AF_INET6,resolver_callback,NULL);
}else{
printf("Trying to resolve domain '%s' without SRV...\n",domain);
belle_sip_stack_resolve_a(stack, domain, 5060, AF_INET6, resolver_callback, NULL);
}
belle_sip_stack_main(stack);
belle_sip_object_unref(stack);
return 0;
}
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