commandline options

This commit is contained in:
Gerolf Ziegenhain 2015-07-08 21:06:39 +02:00
parent a8b5ad29b7
commit 79b9ab5dc1
2 changed files with 49 additions and 15 deletions

View File

@ -49,9 +49,7 @@ sudo tcpdump -i all -vvvv "host faeroes.sdf.org"
# How to use:
The usage is: `irmc [hostname] [port] [channel] [id] [serialport`
For example:
`./irmc mtc-kob.dyndns.org 7890 103 MyID /dev/tty.usbserial´
`./irmc -h`
## Hardware interface options

View File

@ -270,17 +270,53 @@ int main(int argc, char *argv[])
char id[SIZE_ID];
char serialport[64];
if (argc < 4) {
fprintf(stderr," %i usage: irmc [hostname] [port] [channel] [id] [serialport]\n", argc);
exit(1);
// Set default values
snprintf(hostname, 64, "mtc-kob.dyndns.org");
snprintf(port, 16, "7890");
channel = 103;
snprintf(id, SIZE_ID, "irmc-default");
snprintf(serialport, 64, "/dev/tty.usbserial");
// Read commandline
opterr = 0;
int c;
while ((c = getopt (argc, argv, "h:p:c:i:s:")) != -1)
{
switch (c)
{
case 'h':
snprintf(hostname, 64, "%s", optarg);
break;
case 'p':
snprintf(port, 16, "%s", optarg);
break;
case 'c':
channel = atoi (optarg);
break;
case 'i':
snprintf(id, SIZE_ID, "%s", optarg);
break;
case 's':
snprintf(serialport, 64, "%s", optarg);
break;
case '?':
fprintf(stderr, "irmc - Internet Relay Morse Code\n\n");
fprintf(stderr, "usage: irmc [arguments]\n\n");
fprintf(stderr, "Arguments:\n\n");
fprintf(stderr, " -h [hostname] Hostname of morsekob server. Default: %s\n", hostname);
fprintf(stderr, " -p [port] Port of morsekob server. Default: %s\n", port);
fprintf(stderr, " -c [channel] Channel. Default: %d\n", channel);
fprintf(stderr, " -i [id] My ID. Default: %s\n", id);
fprintf(stderr, " -s [serialport] Serial port device name. Default: %s\n", serialport);
return 1;
default:
abort ();
}
}
snprintf(hostname, 64, argv[1], "%s");
snprintf(port, 16, argv[2], "%s");
channel = atoi(argv[3]);
if(argc > 4) snprintf(id, SIZE_ID, argv[4], "%s");
else snprintf(id, SIZE_ID, "irmc");
if(argc > 5) snprintf(serialport, 64, argv[5], "%s");
// Preparing connection
fprintf(stderr, "irmc - Internet Relay Morse Code\n\n");
fprintf(stderr, "Connecting to %s:%s on channel %d with ID %s.\n", hostname, port, channel, id);
prepare_id (&id_packet, id);
prepare_tx (&tx_data_packet, id);
@ -317,17 +353,17 @@ int main(int argc, char *argv[])
fcntl(fd_socket, F_SETFL, O_NONBLOCK);
if (p == NULL) {
fprintf(stderr, "irmc: failed to connect\n");
fprintf(stderr, "Failed to connect.\n");
return 2;
}
inet_ntop(p->ai_family, get_in_addr((struct sockaddr *)p->ai_addr),
s, sizeof s);
printf("irmc: connected to %s\n", s);
fprintf(stderr, "Connected to %s.\n", s);
beep_init();
fd_serial = open(serialport, O_RDWR | O_NOCTTY | O_NDELAY);
if(fd_serial == -1) {
printf("irmc: unable to open serial port.\n");
fprintf(stderr,"Unable to open serial port %s.\n", serialport);
}
freeaddrinfo(servinfo); /* all done with this structure */