2016-06-29 18:41:58 +00:00
|
|
|
/*
|
|
|
|
* OsmocomBB <-> SDR connection bridge
|
|
|
|
*
|
|
|
|
* (C) 2016-2017 by Vadim Yanitskiy <axilirator@gmail.com>
|
|
|
|
*
|
|
|
|
* All Rights Reserved
|
|
|
|
*
|
|
|
|
* 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 2 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, write to the Free Software Foundation, Inc.,
|
|
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <stdio.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <string.h>
|
|
|
|
#include <getopt.h>
|
|
|
|
#include <unistd.h>
|
|
|
|
#include <signal.h>
|
|
|
|
|
|
|
|
#include <osmocom/core/msgb.h>
|
|
|
|
#include <osmocom/core/talloc.h>
|
|
|
|
#include <osmocom/core/signal.h>
|
|
|
|
#include <osmocom/core/select.h>
|
|
|
|
#include <osmocom/core/application.h>
|
|
|
|
|
|
|
|
#include "logging.h"
|
2016-07-22 16:57:50 +00:00
|
|
|
#include "l1ctl_link.h"
|
2016-06-29 18:41:58 +00:00
|
|
|
|
|
|
|
#define COPYRIGHT \
|
|
|
|
"Copyright (C) 2016-2017 by Vadim Yanitskiy <axilirator@gmail.com>\n" \
|
|
|
|
"License GPLv2+: GNU GPL version 2 or later " \
|
|
|
|
"<http://gnu.org/licenses/gpl.html>\n" \
|
|
|
|
"This is free software: you are free to change and redistribute it.\n" \
|
|
|
|
"There is NO WARRANTY, to the extent permitted by law.\n\n"
|
|
|
|
|
|
|
|
static struct {
|
|
|
|
const char *debug_mask;
|
|
|
|
int daemonize;
|
|
|
|
int quit;
|
|
|
|
|
2016-07-22 16:57:50 +00:00
|
|
|
/* L1CTL specific */
|
|
|
|
struct l1ctl_link *l1l;
|
|
|
|
const char *bind_socket;
|
|
|
|
|
2016-06-29 18:41:58 +00:00
|
|
|
const char *trx_ip;
|
|
|
|
uint16_t trx_base_port;
|
|
|
|
} app_data;
|
|
|
|
|
|
|
|
void *tall_trx_ctx = NULL;
|
|
|
|
|
|
|
|
static void print_usage(const char *app)
|
|
|
|
{
|
|
|
|
printf("Usage: %s\n", app);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void print_help(void)
|
|
|
|
{
|
|
|
|
printf(" Some help...\n");
|
|
|
|
printf(" -h --help this text\n");
|
|
|
|
printf(" -d --debug Change debug flags. Default: %s\n", DEBUG_DEFAULT);
|
|
|
|
printf(" -i --trx-ip IP address of host runing TRX (default 127.0.0.1)\n");
|
|
|
|
printf(" -p --trx-port Base port of TRX instance (default 5700)\n");
|
|
|
|
printf(" -s --socket Listening socket for layer23 (default /tmp/osmocom_l2)\n");
|
|
|
|
printf(" -D --daemonize Run as daemon\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
static void handle_options(int argc, char **argv)
|
|
|
|
{
|
|
|
|
while (1) {
|
|
|
|
int option_index = 0, c;
|
|
|
|
static struct option long_options[] = {
|
|
|
|
{"help", 0, 0, 'h'},
|
|
|
|
{"debug", 1, 0, 'd'},
|
|
|
|
{"socket", 1, 0, 's'},
|
|
|
|
{"trx-ip", 1, 0, 'i'},
|
|
|
|
{"trx-port", 1, 0, 'p'},
|
|
|
|
{"daemonize", 0, 0, 'D'},
|
|
|
|
{0, 0, 0, 0}
|
|
|
|
};
|
|
|
|
|
|
|
|
c = getopt_long(argc, argv, "d:i:p:s:Dh",
|
|
|
|
long_options, &option_index);
|
|
|
|
if (c == -1)
|
|
|
|
break;
|
|
|
|
|
|
|
|
switch (c) {
|
|
|
|
case 'h':
|
|
|
|
print_usage(argv[0]);
|
|
|
|
print_help();
|
|
|
|
exit(0);
|
|
|
|
break;
|
|
|
|
case 'd':
|
|
|
|
app_data.debug_mask = optarg;
|
|
|
|
break;
|
|
|
|
case 'i':
|
|
|
|
app_data.trx_ip = optarg;
|
|
|
|
break;
|
|
|
|
case 'p':
|
|
|
|
app_data.trx_base_port = atoi(optarg);
|
|
|
|
break;
|
|
|
|
case 's':
|
|
|
|
app_data.bind_socket = optarg;
|
|
|
|
break;
|
|
|
|
case 'D':
|
|
|
|
app_data.daemonize = 1;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void init_defaults(void)
|
|
|
|
{
|
|
|
|
app_data.bind_socket = "/tmp/osmocom_l2";
|
|
|
|
app_data.trx_ip = "127.0.0.1";
|
|
|
|
app_data.trx_base_port = 5700;
|
|
|
|
|
|
|
|
app_data.debug_mask = NULL;
|
|
|
|
app_data.daemonize = 0;
|
|
|
|
app_data.quit = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void signal_handler(int signal)
|
|
|
|
{
|
|
|
|
fprintf(stderr, "signal %u received\n", signal);
|
|
|
|
|
|
|
|
switch (signal) {
|
|
|
|
case SIGINT:
|
|
|
|
app_data.quit++;
|
|
|
|
break;
|
|
|
|
case SIGABRT:
|
|
|
|
case SIGUSR1:
|
|
|
|
case SIGUSR2:
|
|
|
|
talloc_report_full(tall_trx_ctx, stderr);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
int main(int argc, char **argv)
|
|
|
|
{
|
|
|
|
int rc = 0;
|
|
|
|
|
|
|
|
printf("%s", COPYRIGHT);
|
|
|
|
init_defaults();
|
|
|
|
handle_options(argc, argv);
|
|
|
|
|
|
|
|
/* Init talloc memory management system */
|
|
|
|
tall_trx_ctx = talloc_init("trxcon context");
|
|
|
|
msgb_talloc_ctx_init(tall_trx_ctx, 0);
|
|
|
|
|
|
|
|
/* Setup signal handlers */
|
|
|
|
signal(SIGINT, &signal_handler);
|
|
|
|
signal(SIGUSR1, &signal_handler);
|
|
|
|
signal(SIGUSR2, &signal_handler);
|
|
|
|
osmo_init_ignore_signals();
|
|
|
|
|
|
|
|
/* Init logging system */
|
|
|
|
trx_log_init(app_data.debug_mask);
|
|
|
|
|
2016-07-22 16:57:50 +00:00
|
|
|
/* Init L1CTL server */
|
|
|
|
rc = l1ctl_link_init(&app_data.l1l, app_data.bind_socket);
|
|
|
|
if (rc)
|
|
|
|
goto exit;
|
|
|
|
|
|
|
|
LOGP(DAPP, LOGL_NOTICE, "Init complete\n");
|
2016-06-29 18:41:58 +00:00
|
|
|
|
|
|
|
if (app_data.daemonize) {
|
|
|
|
rc = osmo_daemonize();
|
|
|
|
if (rc < 0) {
|
|
|
|
perror("Error during daemonize");
|
|
|
|
goto exit;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
while (!app_data.quit)
|
|
|
|
osmo_select_main(0);
|
|
|
|
|
|
|
|
exit:
|
2016-07-22 16:57:50 +00:00
|
|
|
/* Close active connections */
|
|
|
|
l1ctl_link_shutdown(app_data.l1l);
|
|
|
|
|
2016-06-29 18:41:58 +00:00
|
|
|
/* Make Valgrind happy */
|
|
|
|
log_fini();
|
|
|
|
talloc_free(tall_trx_ctx);
|
|
|
|
|
|
|
|
return rc;
|
|
|
|
}
|