From ac96b2cebde5de03172dae89581d7980a776d9f4 Mon Sep 17 00:00:00 2001 From: Guy Harris Date: Wed, 17 Jun 2015 19:08:13 -0700 Subject: The STBC subfield of the radiotap MCS field is a count, not a flag. It's a 2-bit field that is the "number of STBC streams", according to the radiotap Web site item for the MCS field: http://www.radiotap.org/defined-fields/MCS Correctly label both the FCS type and STBC stream count fields. Change-Id: Ic49f6faec3335096c6bb8ce96ce0dec2f9342a37 Reviewed-on: https://code.wireshark.org/review/8971 Reviewed-by: Guy Harris --- epan/dissectors/packet-ieee80211-radiotap-defs.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'epan/dissectors/packet-ieee80211-radiotap-defs.h') diff --git a/epan/dissectors/packet-ieee80211-radiotap-defs.h b/epan/dissectors/packet-ieee80211-radiotap-defs.h index fb82b20745..5777e63dae 100644 --- a/epan/dissectors/packet-ieee80211-radiotap-defs.h +++ b/epan/dissectors/packet-ieee80211-radiotap-defs.h @@ -275,8 +275,12 @@ enum ieee80211_radiotap_type { #define IEEE80211_RADIOTAP_MCS_SGI 0x04 #define IEEE80211_RADIOTAP_MCS_FMT_GF 0x08 #define IEEE80211_RADIOTAP_MCS_FEC_LDPC 0x10 -#define IEEE80211_RADIOTAP_MCS_STBC 0x20 +#define IEEE80211_RADIOTAP_MCS_STBC_MASK 0x60 +#define IEEE80211_RADIOTAP_MCS_STBC_1 1 +#define IEEE80211_RADIOTAP_MCS_STBC_2 2 +#define IEEE80211_RADIOTAP_MCS_STBC_3 3 +#define IEEE80211_RADIOTAP_MCS_STBC_SHIFT 5 /* For IEEE80211_RADIOTAP_AMPDU_STATUS */ #define IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN 0x0001 -- cgit v1.2.3