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tools/atrf-txrx/atrf-txrx.c (main): perform mode changes via function

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This allows us to check for duplicate mode settings and allows for future
extensions.
This commit is contained in:
Werner Almesberger 2013-02-12 10:47:12 -03:00
parent 1d069a1019
commit b24e3d4ac7
1 changed files with 26 additions and 13 deletions
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39
tools/atrf-txrx/atrf-txrx.c
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@ -1,8 +1,8 @@
/*
* atrf-txrx/atrf-txrx.c - ben-wpan AT86RF230 TX/RX
*
* Written 2010-2011 by Werner Almesberger
* Copyright 2010-2011 Werner Almesberger
* Written 2010-2011, 2013 by Werner Almesberger
* Copyright 2010-2011, 2013 Werner Almesberger
*
* 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
@ -62,6 +62,14 @@ enum rx_res {
rx_timeout,
};
enum mode {
mode_msg,
mode_hmac,
mode_per,
mode_ping,
mode_cont_tx,
};
static volatile int run = 1;
@ -501,15 +509,20 @@ static void usage(const char *name)
}
static void set_mode(enum mode *mode, enum mode new)
{
if (*mode == mode_msg) {
*mode = new;
return;
}
fprintf(stderr, "multiple mode selections\n");
exit(1);
}
int main(int argc, char *const *argv)
{
enum {
mode_msg,
mode_hmac,
mode_per,
mode_ping,
mode_cont_tx,
} mode = mode_msg;
enum mode mode = mode_msg;
const char *driver = NULL;
int channel = DEFAULT_CHANNEL;
double power = DEFAULT_POWER;
@ -547,7 +560,7 @@ int main(int argc, char *const *argv)
usage(*argv);
break;
case 'H':
mode = mode_hmac;
set_mode(&mode, mode_hmac);
break;
case 'o':
pcap_file = optarg;
@ -584,16 +597,16 @@ int main(int argc, char *const *argv)
usage(*argv);
break;
case 'E':
mode = mode_per;
set_mode(&mode, mode_per);
pause_s = strtof(optarg, &end);
if (*end)
usage(*argv);
break;
case 'P':
mode = mode_ping;
set_mode(&mode, mode_ping);
break;
case 'T':
mode = mode_cont_tx;
set_mode(&mode, mode_cont_tx);
if (!strcmp(optarg, "-2"))
cont_tx = CONT_TX_M2M;
else if (!strcmp(optarg, "-0.5"))