You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

77 lines
1.8 KiB

/*
Copyright Jeroen Vreeken (jeroen@vreeken.net), 2019
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 <time.h>
#include <unistd.h>
#include "eth_ar/eth_ar.h"
#include "eth_ar_codec2.h"
#include "interface.h"
#include "beacon.h"
#define RATE 8000
#define NR_SAMPLES 160
uint8_t bcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
uint8_t mac[6];
uint8_t transmission = 42;
uint8_t level = 30;
int main(int argc, char **argv)
{
char *netname = "test";
char *call = "test";
if (eth_ar_callssid2mac(mac, call, false)) {
printf("Callsign could not be converted to a valid MAC address\n");
return -1;
}
int fd_int = interface_init(netname, mac, true, 0);
if (fd_int < 0) {
printf("Could not create interface\n");
return -1;
}
struct beacon_sample *beep_1k, *beep_2k, *b;
beep_1k = beacon_beep_create(RATE, 1.0, 0, 1.0, 0.25);
beep_2k = beacon_beep_create(RATE, 2.0, 0, 1.0, 0.25);
int beacon = 0;
while (1) {
sleep(5);
if (beacon & 1) {
b = beep_1k;
} else {
b = beep_2k;
}
printf("Sending beep\n");
int nr;
for (nr = 0; nr < b->nr; nr += NR_SAMPLES) {
interface_rx(bcast, mac, ETH_P_NATIVE16,
(uint8_t*)(b->samples+nr), 2*NR_SAMPLES,
transmission, level);
}
}
return 0;
}