static void read_raw_rssi_rsp(const void *data, uint8_t size)
{
uint8_t status = get_u8(data);
uint16_t handle = get_le16(data + 1);
int8_t rssi = get_s8(data + 3);
print_status(status);
print_handle(handle);
print_rssi(rssi);
}
void ReadChannelsAndSendRSSI()
{
uint8_t channel;
int8_t rssi;
for (channel=0;channel<255;channel++)
{
MRFI_RxIdle();
mrfiSpiWriteReg(CHANNR,channel);
MRFI_RxOn();
rssi=MRFI_Rssi();
print_rssi(rssi);
}
}
int main(int argc, char** argv)
{
int fd, len, i, has_rssi;
char* devname, buf[128];
unsigned long pkt_cnt;
time_t tt;
devname = RF12_TESTS_DEV;
fd = open(RF12_TESTS_DEV, O_RDWR);
if (fd < 0) {
printf("\nfailed to open %s: %s.\n\n", devname, strerror(errno));
return fd;
} else
printf(
"\nsuccessfully opened %s as fd %i, entering read loop...\n\n",
devname, fd
);
has_rssi = supports_rssi(fd);
fflush(stdout);
signal(SIGINT, sig_handler);
signal(SIGTERM, sig_handler);
pkt_cnt = 0;
running = 1;
do {
len = read(fd, buf, RF12_BUF_LEN);
time (&tt);
if (len > 0) {
printf("%s", ctime(&tt));
if (has_rssi) {
print_rssi(fd);
}
printf("\t%i bytes read\n\t\t", len);
for (i=0; i<len; i++) {
printf("%d ", buf[i]);
}
printf("\n");
fflush(stdout);
pkt_cnt++;
len = write(fd, buf, len);
printf("\techoed the packet with result: %d.\n", len);
} else if (len < 0) {
break;
}
} while (running);
print_stats(fd);
close(fd);
printf("\n\n%lu packet(s) echoed.\n\n", pkt_cnt);
return len;
}
