Function ieee80211_status

tools/ifconfig/ifieee80211.c:4853–5583

}

static void
ieee80211_status(int s)
{
	static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
	enum ieee80211_opmode opmode = get80211opmode(s);
	int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode;
	uint8_t data[32];
	const struct ieee80211_channel *c;
	const struct ieee80211_roamparam *rp;
	const struct ieee80211_txparam *tp;

	if (getid(s, -1, data, sizeof(data), &len, 0) < 0) {
		/* If we can't get the SSID, this isn't an 802.11 device. */
		return;
	}

	/*
	 * Invalidate cached state so printing status for multiple
	 * if's doesn't reuse the first interfaces' cached state.
	 */
	gotcurchan = 0;
	gotroam = 0;
	gottxparams = 0;
	gothtconf = 0;
	gotregdomain = 0;

	printf("\t");
	if (opmode == IEEE80211_M_MBSS) {
		printf("meshid ");
		getid(s, 0, data, sizeof(data), &len, 1);
		print_string(data, len);
	} else {
		if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0)
			num = 0;
		printf("ssid ");
		if (num > 1) {
			for (i = 0; i < num; i++) {
				if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) {
					printf(" %d:", i + 1);
					print_string(data, len);
				}
			}
		} else
			print_string(data, len);
	}
	c = getcurchan(s);
	if (c->ic_freq != IEEE80211_CHAN_ANY) {
		char buf[14];
		printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq,
			get_chaninfo(c, 1, buf, sizeof(buf)));
	} else if (verbose)
		printf(" channel UNDEF");

	if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 &&
	    (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose))
		printf(" bssid %s", ether_ntoa((struct ether_addr *)data));

	if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) {