Files
adsb-tools/airspy_adsb.c
2016-02-14 20:35:43 +00:00

28 lines
566 B
C

#include <stdio.h>
#include <string.h>
#include "common.h"
#include "airspy_adsb.h"
bool airspy_adsb_parse(struct buf *buf, struct packet *packet) {
if (buf->length < 35 ||
buf_chr(buf, 0) != '*') {
return false;
}
if (buf->length >= 35 &&
buf_chr(buf, 34) == '\n' &&
buf_chr(buf, 15) == ';') {
packet->type = MODE_S_SHORT;
buf_consume(buf, 35);
return true;
}
if (buf->length >= 49 &&
buf_chr(buf, 48) == '\n' &&
buf_chr(buf, 29) == ';') {
packet->type = MODE_S_LONG;
buf_consume(buf, 49);
return true;
}
return false;
}