initial git import
This commit is contained in:
Andreas Eversberg
183
src/common/main_common.c
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183
src/common/main_common.c
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/* Common part for main.c of each base station type
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*
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* (C) 2016 by Andreas Eversberg <jolly@eversberg.eu>
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* All Rights Reserved
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <getopt.h>
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#include <stdlib.h>
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#include <string.h>
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#include <signal.h>
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#include "main.h"
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#include "debug.h"
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/* common settings */
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int kanal = 0;
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const char *sounddev = "hw:0,0";
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const char *call_sounddev = "";
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int samplerate = 48000;
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int latency = 50;
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int use_mncc_sock = 0;
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int send_patterns = 1;
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int loopback = 0;
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double lossdetect = 0;
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int rt_prio = 0;
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void print_help_common(const char *arg0)
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{
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printf("Usage: %s -k kanal [options] [station-id]\n", arg0);
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printf("\noptions:\n");
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/* - - */
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printf(" -h --help\n");
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printf(" This help\n");
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printf(" -D --debug <level>\n");
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printf(" Debug level: 0 = debug | 1 = info | 2 = notice (default = '%d')\n", debuglevel);
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printf(" -k --kanal <channel>\n");
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printf(" Channel number of \"Sender\" (default = '%d')\n", kanal);
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printf(" -d --device hw:<card>,<device>\n");
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printf(" Sound card and device number (default = '%s')\n", sounddev);
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printf(" -s --samplerate <rate>\n");
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printf(" Sample rate of sound device (default = '%d')\n", samplerate);
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printf(" -l --latency <delay>\n");
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printf(" How many milliseconds processed in advance (default = '%d')\n", latency);
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printf(" -0 --loss <volume>\n");
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printf(" Detect loss of carrier by detecting steady noise above given volume in\n");
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printf(" percent. (disabled by default)\n");
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printf(" -m --mncc-sock\n");
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printf(" Disable built-in call contol and offer socket (to LCR)\n");
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printf(" -c --call-device hw:<card>,<device>\n");
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printf(" Sound card and device number for headset (default = '%s')\n", call_sounddev);
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printf(" -p --send-patterns 0 | 1\n");
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printf(" Connect call on setup/release to provide classic tones (default = '%d')\n", send_patterns);
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printf(" -L --loopback <type>\n");
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printf(" Loopback test: 1 = internal | 2 = external | 3 = echo\n");
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printf(" -r --realtime <prio>\n");
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printf(" Set prio: 0 to diable, 99 for maximum (default = %d)\n", rt_prio);
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}
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static struct option long_options_common[] = {
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{"help", 0, 0, 'h'},
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{"debug", 1, 0, 'D'},
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{"kanal", 1, 0, 'k'},
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{"device", 1, 0, 'd'},
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{"call-device", 1, 0, 'c'},
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{"samplerate", 1, 0, 's'},
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{"latency", 1, 0, 'l'},
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{"loss", 1, 0, '0'},
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{"mncc-sock", 0, 0, 'm'},
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{"send-patterns", 0, 0, 'p'},
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{"loopback", 1, 0, 'L'},
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{"realtime", 1, 0, 'r'},
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{0, 0, 0, 0}
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};
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const char *optstring_common = "hD:k:d:s:c:l:0:mp:L:r:";
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struct option *long_options;
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char *optstring;
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void set_options_common(const char *optstring_special, struct option *long_options_special)
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{
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int i;
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long_options = calloc(sizeof(*long_options), 100);
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for (i = 0; long_options_common[i].name; i++)
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memcpy(&long_options[i], &long_options_common[i], sizeof(*long_options));
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for (; long_options_special->name; i++)
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memcpy(&long_options[i], long_options_special++, sizeof(*long_options));
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optstring = calloc(strlen(optstring_common) + strlen(optstring_special) + 1, 1);
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strcpy(optstring, optstring_common);
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strcat(optstring, optstring_special);
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}
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void opt_switch_common(int c, char *arg0, int *skip_args)
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{
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switch (c) {
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case 'h':
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print_help(arg0);
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exit(0);
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case 'D':
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debuglevel = atoi(optarg);
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if (debuglevel > 2)
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debuglevel = 2;
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if (debuglevel < 0)
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debuglevel = 0;
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*skip_args += 2;
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break;
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case 'k':
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kanal = atoi(optarg);
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*skip_args += 2;
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break;
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case 'd':
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sounddev = strdup(optarg);
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*skip_args += 2;
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break;
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case 's':
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samplerate = atoi(optarg);
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*skip_args += 2;
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break;
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case 'c':
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call_sounddev = strdup(optarg);
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*skip_args += 2;
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break;
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case 'l':
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latency = atoi(optarg);
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*skip_args += 2;
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break;
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case '0':
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lossdetect = atoi(optarg);
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*skip_args += 2;
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break;
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case 'm':
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use_mncc_sock = 1;
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*skip_args += 1;
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break;
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case 'p':
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send_patterns = atoi(optarg);
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*skip_args += 2;
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break;
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case 'L':
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loopback = atoi(optarg);
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*skip_args += 2;
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break;
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case 'r':
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rt_prio = atoi(optarg);
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*skip_args += 2;
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break;
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default:
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exit (0);
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}
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}
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/* global variable to quit main loop */
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int quit = 0;
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void sighandler(int sigset)
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{
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if (sigset == SIGHUP)
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return;
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if (sigset == SIGPIPE)
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return;
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fprintf(stderr, "Signal received: %d\n", sigset);
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quit = 1;
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}
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