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/* Common part for main.c of each base station type
*
* (C) 2016 by Andreas Eversberg <jolly@eversberg.eu>
* 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 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 <stdint.h>
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include "main.h"
#include "debug.h"
/* common settings */
int kanal = 0;
const char *sounddev = "hw:0,0";
const char *call_sounddev = "";
int samplerate = 48000;
int latency = 50;
int use_mncc_sock = 0;
int send_patterns = 1;
int loopback = 0;
int rt_prio = 0;
void print_help_common(const char *arg0, const char *ext_usage)
{
printf("Usage: %s -k <kanal/channel> %s[options] [station-id]\n", arg0, ext_usage);
printf("\noptions:\n");
/* - - */
printf(" -h --help\n");
printf(" This help\n");
printf(" -D --debug <level>\n");
printf(" Debug level: 0 = debug | 1 = info | 2 = notice (default = '%d')\n", debuglevel);
printf(" -k --kanal <channel>\n");
printf(" Channel number of \"Sender\" (default = '%d')\n", kanal);
printf(" -d --device hw:<card>,<device>\n");
printf(" Sound card and device number (default = '%s')\n", sounddev);
printf(" -s --samplerate <rate>\n");
printf(" Sample rate of sound device (default = '%d')\n", samplerate);
printf(" -l --latency <delay>\n");
printf(" How many milliseconds processed in advance (default = '%d')\n", latency);
printf(" -m --mncc-sock\n");
printf(" Disable built-in call contol and offer socket (to LCR)\n");
printf(" -c --call-device hw:<card>,<device>\n");
printf(" Sound card and device number for headset (default = '%s')\n", call_sounddev);
printf(" -p --send-patterns 0 | 1\n");
printf(" Connect call on setup/release to provide classic tones (default = '%d')\n", send_patterns);
printf(" -L --loopback <type>\n");
printf(" Loopback test: 1 = internal | 2 = external | 3 = echo\n");
printf(" -r --realtime <prio>\n");
printf(" Set prio: 0 to diable, 99 for maximum (default = %d)\n", rt_prio);
}
static struct option long_options_common[] = {
{"help", 0, 0, 'h'},
{"debug", 1, 0, 'D'},
{"kanal", 1, 0, 'k'},
{"device", 1, 0, 'd'},
{"call-device", 1, 0, 'c'},
{"samplerate", 1, 0, 's'},
{"latency", 1, 0, 'l'},
{"mncc-sock", 0, 0, 'm'},
{"send-patterns", 0, 0, 'p'},
{"loopback", 1, 0, 'L'},
{"realtime", 1, 0, 'r'},
{0, 0, 0, 0}
};
const char *optstring_common = "hD:k:d:s:c:l:mp:L:r:";
struct option *long_options;
char *optstring;
void set_options_common(const char *optstring_special, struct option *long_options_special)
{
int i;
long_options = calloc(sizeof(*long_options), 100);
for (i = 0; long_options_common[i].name; i++)
memcpy(&long_options[i], &long_options_common[i], sizeof(*long_options));
for (; long_options_special->name; i++)
memcpy(&long_options[i], long_options_special++, sizeof(*long_options));
optstring = calloc(strlen(optstring_common) + strlen(optstring_special) + 1, 1);
strcpy(optstring, optstring_common);
strcat(optstring, optstring_special);
}
void opt_switch_common(int c, char *arg0, int *skip_args)
{
switch (c) {
case 'h':
print_help(arg0);
exit(0);
case 'D':
debuglevel = atoi(optarg);
if (debuglevel > 2)
debuglevel = 2;
if (debuglevel < 0)
debuglevel = 0;
*skip_args += 2;
break;
case 'k':
kanal = atoi(optarg);
*skip_args += 2;
break;
case 'd':
sounddev = strdup(optarg);
*skip_args += 2;
break;
case 's':
samplerate = atoi(optarg);
*skip_args += 2;
break;
case 'c':
call_sounddev = strdup(optarg);
*skip_args += 2;
break;
case 'l':
latency = atoi(optarg);
*skip_args += 2;
break;
case 'm':
use_mncc_sock = 1;
*skip_args += 1;
break;
case 'p':
send_patterns = atoi(optarg);
*skip_args += 2;
break;
case 'L':
loopback = atoi(optarg);
*skip_args += 2;
break;
case 'r':
rt_prio = atoi(optarg);
*skip_args += 2;
break;
default:
exit (0);
}
}
/* global variable to quit main loop */
int quit = 0;
void sighandler(int sigset)
{
if (sigset == SIGHUP)
return;
if (sigset == SIGPIPE)
return;
fprintf(stderr, "Signal received: %d\n", sigset);
quit = 1;
}
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