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| author |   stsp <stsp@openbsd.org> | 2015-07-17 17:41:41 +0000 |
|---|---|---|
| committer | stsp <stsp@openbsd.org> | 2015-07-17 17:41:41 +0000 |
| commit | 8f0a8537f79b6794476459d70c80ad4c4f3e7079 (patch) | |
| tree | 5dd46bb8824bf629f66f30fd9fc779ca0a382712 | |
| parent | merge conflicts (diff) | |
| download | wireguard-openbsd-8f0a8537f79b6794476459d70c80ad4c4f3e7079.tar.xz wireguard-openbsd-8f0a8537f79b6794476459d70c80ad4c4f3e7079.zip | |
Make tcpdump display BSS load information contained in 802.11 mgmt frames.
ok phessler sthen
| -rw-r--r-- | usr.sbin/tcpdump/print-802_11.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/usr.sbin/tcpdump/print-802_11.c b/usr.sbin/tcpdump/print-802_11.c index 3256adc6b8d..aa546a9d86e 100644 --- a/usr.sbin/tcpdump/print-802_11.c +++ b/usr.sbin/tcpdump/print-802_11.c @@ -1,4 +1,4 @@ -/* $OpenBSD: print-802_11.c,v 1.20 2015/07/16 23:34:54 sthen Exp $ */ +/* $OpenBSD: print-802_11.c,v 1.21 2015/07/17 17:41:41 stsp Exp $ */ /* * Copyright (c) 2005 Reyk Floeter <reyk@openbsd.org> @@ -438,6 +438,14 @@ ieee80211_elements(struct ieee80211_frame *wh, u_int flen) if (vflag) ieee80211_print_htcaps(data, len); break; + case IEEE80211_ELEMID_QBSS_LOAD: + ELEM_CHECK(5); + printf(", %u stations, %d%% utilization, " + "admission capacity %uus/s", + (data[0] | data[1] << 8), + (data[2] * 100) / 255, + (data[3] | data[4] << 8) / 32); + break; case IEEE80211_ELEMID_VENDOR: printf(", vendor"); if (vflag) |