From c0058df73309906ef4d5383fbaa10c43ebddc48a Mon Sep 17 00:00:00 2001 From: Shaul Triebitz Date: Fri, 31 Jan 2020 13:12:57 +0200 Subject: [PATCH] mac80211: parse also the RSNXE IE Parse also the RSN Extension IE when parsing the rest of the IEs. It will be used in a later patch. Signed-off-by: Shaul Triebitz Signed-off-by: Luca Coelho Link: https://lore.kernel.org/r/20200131111300.891737-21-luca@coelho.fi Signed-off-by: Johannes Berg --- include/linux/ieee80211.h | 8 ++++++++ net/mac80211/ieee80211_i.h | 2 ++ net/mac80211/util.c | 7 ++++++- 3 files changed, 16 insertions(+), 1 deletion(-) diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 095a7108..6f3e7c5 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -2532,6 +2532,7 @@ enum ieee80211_eid { WLAN_EID_FILS_INDICATION = 240, WLAN_EID_DILS = 241, WLAN_EID_FRAGMENT = 242, + WLAN_EID_RSNX = 244, WLAN_EID_EXTENSION = 255 }; @@ -3421,4 +3422,11 @@ static inline bool for_each_element_completed(const struct element *element, return (const u8 *)element == (const u8 *)data + datalen; } +/** + * RSNX Capabilities: + * bits 0-3: Field length (n-1) + */ +#define WLAN_RSNX_CAPA_PROTECTED_TWT BIT(4) +#define WLAN_RSNX_CAPA_SAE_H2E BIT(5) + #endif /* LINUX_IEEE80211_H */ diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 7074af9..8a49d78 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1472,6 +1472,7 @@ struct ieee802_11_elems { const struct ieee80211_tim_ie *tim; const u8 *challenge; const u8 *rsn; + const u8 *rsnx; const u8 *erp_info; const u8 *ext_supp_rates; const u8 *wmm_info; @@ -1519,6 +1520,7 @@ struct ieee802_11_elems { u8 tim_len; u8 challenge_len; u8 rsn_len; + u8 rsnx_len; u8 ext_supp_rates_len; u8 wmm_info_len; u8 wmm_param_len; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 72039c8..7ddf050 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -6,7 +6,7 @@ * Copyright 2007 Johannes Berg * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2019 Intel Corporation + * Copyright (C) 2018-2020 Intel Corporation * * utilities for mac80211 */ @@ -994,6 +994,7 @@ _ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action, case WLAN_EID_CHAN_SWITCH_TIMING: case WLAN_EID_LINK_ID: case WLAN_EID_BSS_MAX_IDLE_PERIOD: + case WLAN_EID_RSNX: /* * not listing WLAN_EID_CHANNEL_SWITCH_WRAPPER -- it seems possible * that if the content gets bigger it might be needed more than once @@ -1264,6 +1265,10 @@ _ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action, if (elen >= sizeof(*elems->max_idle_period_ie)) elems->max_idle_period_ie = (void *)pos; break; + case WLAN_EID_RSNX: + elems->rsnx = pos; + elems->rsnx_len = elen; + break; case WLAN_EID_EXTENSION: ieee80211_parse_extension_element(calc_crc ? &crc : NULL, -- 2.7.4