diff options
Diffstat (limited to 'src/cnetz/main.c')
| -rw-r--r-- | src/cnetz/main.c | 73 |
1 files changed, 62 insertions, 11 deletions
diff --git a/src/cnetz/main.c b/src/cnetz/main.c index 1a72440..d0c6ce2 100644 --- a/src/cnetz/main.c +++ b/src/cnetz/main.c @@ -39,6 +39,8 @@ #include "ansage.h" /* settings */ +int num_chan_type = 0; +enum cnetz_chan_type chan_type[MAX_SENDER] = { CHAN_TYPE_OGK_SPK }; int measure_speed = 0; double clock_speed[2] = { 0.0, 0.0 }; int set_clock_speed = 0; @@ -50,13 +52,16 @@ void print_help(const char *arg0) { print_help_common(arg0, ""); /* - - */ + printf(" -t --channel-type <channel type> | list\n"); + printf(" Give channel type, use 'list' to get a list. (default = '%s')\n", chan_type_short_name(chan_type[0])); printf(" -M --measure-speed\n"); - printf(" Measures clock speed. See documentation!\n"); + printf(" Measures clock speed. THIS IS REQUIRED! See documentation!\n"); printf(" -S --clock-speed <rx ppm>,<tx ppm>\n"); printf(" Correct speed of sound card's clock. Use '-M' to measure speed for\n"); printf(" some hours after temperature has settled. The use these results to\n"); printf(" correct signal processing speed. After adjustment, the clock must match\n"); - printf(" +- 1ppm or better. See documentation on how to measure correct value.\n"); + printf(" +- 1ppm or better. CORRECTING CLOCK SPEED IS REQUIRED! See\n"); + printf(" documentation on how to measure correct value.\n"); printf(" -F --flip-polarity\n"); printf(" Adjust, so the transmitter increases frequency, when positive levels\n"); printf(" are sent to sound device\n"); @@ -74,9 +79,11 @@ void print_help(const char *arg0) static int handle_options(int argc, char **argv) { int skip_args = 0; + int rc; const char *p; static struct option long_options_special[] = { + {"channel-type", 1, 0, 't'}, {"measure-speed", 0, 0, 'M'}, {"clock-speed", 1, 0, 'S'}, {"flip-polarity", 0, 0, 'F'}, @@ -86,7 +93,7 @@ static int handle_options(int argc, char **argv) {0, 0, 0, 0} }; - set_options_common("MS:FN:P:A", long_options_special); + set_options_common("t:MS:FN:P:A", long_options_special); while (1) { int option_index = 0, c; @@ -97,6 +104,19 @@ static int handle_options(int argc, char **argv) break; switch (c) { + case 't': + if (!strcmp(optarg, "list")) { + cnetz_channel_list(); + exit(0); + } + rc = cnetz_channel_by_short_name(optarg); + if (rc < 0) { + fprintf(stderr, "Error, channel type '%s' unknown. Please use '-t list' to get a list. I suggest to use the default.\n", optarg); + exit(0); + } + OPT_ARRAY(num_chan_type, chan_type, rc) + skip_args += 2; + break; case 'M': measure_speed = 1; skip_args++; @@ -148,6 +168,7 @@ int main(int argc, char *argv[]) int skip_args; const char *station_id = ""; int mandatory = 0; + int i; /* init common tones */ init_freiton(); @@ -161,10 +182,22 @@ int main(int argc, char *argv[]) if (argc > 1) { } - if (!kanal) { + if (!num_kanal) { printf("No channel (\"Kanal\") is specified, I suggest channel %d.\n\n", CNETZ_OGK_KANAL); mandatory = 1; } + if (num_kanal == 1 && num_sounddev == 0) + num_sounddev = 1; /* use defualt */ + if (num_kanal != num_sounddev) { + fprintf(stdout, "You need to specify as many sound devices as you have channels.\n"); + exit(0); + } + if (num_kanal == 1 && num_chan_type == 0) + num_chan_type = 1; /* use defualt */ + if (num_kanal != num_chan_type) { + fprintf(stdout, "You need to specify as many channel types as you have channels.\n"); + exit(0); + } if (!set_clock_speed && !measure_speed) { printf("No clock speed given. You need to measure clock using '-M' and later correct clock using '-S <rx ppm>,<tx ppm>'. See documentation for help!\n\n"); @@ -199,15 +232,33 @@ int main(int argc, char *argv[]) goto fail; } - /* create transceiver instance */ - rc = cnetz_create(sounddev, samplerate, do_pre_emphasis, do_de_emphasis, write_wave, read_wave, kanal, auth, ms_power, measure_speed, clock_speed, deviation, noise, loopback); - if (rc < 0) { - fprintf(stderr, "Failed to create \"Sender\" instance. Quitting!\n"); + /* check for mandatory OgK */ + for (i = 0; i < num_kanal; i++) { + if (chan_type[i] == CHAN_TYPE_OGK || chan_type[i] == CHAN_TYPE_OGK_SPK) + break; + } + if (i == num_kanal) { + fprintf(stderr, "You must define at least one OgK (control) or OgK/SPK (control/speech) channel type. Quitting!\n"); goto fail; } - printf("Base station ready, please tune transmitter to %.3f MHz and receiver to %.3f MHz.\n", cnetz_kanal2freq(CNETZ_OGK_KANAL, 0), cnetz_kanal2freq(CNETZ_OGK_KANAL, 1)); - if (kanal != CNETZ_OGK_KANAL) - printf("When switching to speech channel %d, be sure that transmitter switches to %.3f MHz and receiver to %.3f MHz. (using pilot signal)\n", kanal, cnetz_kanal2freq(kanal, 0), cnetz_kanal2freq(kanal, 1)); + + /* check for mandatory OgK */ + for (i = 0; i < num_kanal; i++) { + if (chan_type[i] == CHAN_TYPE_SPK || chan_type[i] == CHAN_TYPE_OGK_SPK) + break; + } + if (i == num_kanal) + fprintf(stderr, "You did not define any SpK (speech) channel. You will not be able to make any call.\n"); + + /* create transceiver instance */ + for (i = 0; i < num_kanal; i++) { + rc = cnetz_create(kanal[i], chan_type[i], sounddev[i], samplerate, cross_channels, auth, ms_power, (i == 0) ? measure_speed : 0, clock_speed, deviation, noise, do_pre_emphasis, do_de_emphasis, write_wave, read_wave, loopback); + if (rc < 0) { + fprintf(stderr, "Failed to create \"Sender\" instance. Quitting!\n"); + goto fail; + } + printf("Base station on channel %d ready, please tune transmitter to %.3f MHz and receiver to %.3f MHz.\n", kanal[i], cnetz_kanal2freq(kanal[i], 0), cnetz_kanal2freq(kanal[i], 1)); + } signal(SIGINT,sighandler); signal(SIGHUP,sighandler); |