Add flags for setting STA entries and struct ieee80211_if_sta to
indicate whether management frame protection (MFP) is used.
Signed-off-by: Jouni Malinen <j@xxxxx>
Index: wireless-testing/net/mac80211/ieee80211_i.h
===================================================================
--- wireless-testing.orig/net/mac80211/ieee80211_i.h
+++ wireless-testing/net/mac80211/ieee80211_i.h
@@ -300,6 +300,7 @@ struct mesh_config {
#define IEEE80211_STA_AUTO_BSSID_SEL BIT(11)
#define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12)
#define IEEE80211_STA_PRIVACY_INVOKED BIT(13)
+#define IEEE80211_STA_MFP_ENABLED BIT(14)
struct ieee80211_if_sta {
struct timer_list timer;
struct work_struct work;
Index: wireless-testing/net/mac80211/mlme.c
===================================================================
--- wireless-testing.orig/net/mac80211/mlme.c
+++ wireless-testing/net/mac80211/mlme.c
@@ -1,6 +1,6 @@
/*
* BSS client mode implementation
- * Copyright 2003, Jouni Malinen <jkmaline@xxxxxxxxx>
+ * Copyright 2003-2008, Jouni Malinen <j@xxxxx>
* Copyright 2004, Instant802 Networks, Inc.
* Copyright 2005, Devicescape Software, Inc.
* Copyright 2006-2007 Jiri Benc <jbenc@xxxxxxx>
@@ -885,7 +885,7 @@ static void ieee80211_send_deauth(struct
skb_put(skb, 2);
mgmt->u.deauth.reason_code = cpu_to_le16(reason);
- ieee80211_sta_tx(dev, skb, 0);
+ ieee80211_sta_tx(dev, skb, ifsta->flags & IEEE80211_STA_MFP_ENABLED);
}
@@ -914,7 +914,7 @@ static void ieee80211_send_disassoc(stru
skb_put(skb, 2);
mgmt->u.disassoc.reason_code = cpu_to_le16(reason);
- ieee80211_sta_tx(dev, skb, 0);
+ ieee80211_sta_tx(dev, skb, ifsta->flags & IEEE80211_STA_MFP_ENABLED);
}
@@ -2107,6 +2107,9 @@ static void ieee80211_rx_mgmt_assoc_resp
rate_control_rate_init(sta, local);
+ if (ifsta->flags & IEEE80211_STA_MFP_ENABLED)
+ set_sta_flags(sta, WLAN_STA_MFP);
+
if (elems.wmm_param) {
set_sta_flags(sta, WLAN_STA_WME);
rcu_read_unlock();
Index: wireless-testing/include/linux/nl80211.h
===================================================================
--- wireless-testing.orig/include/linux/nl80211.h
+++ wireless-testing/include/linux/nl80211.h
@@ -286,12 +286,14 @@ enum nl80211_iftype {
* @NL80211_STA_FLAG_SHORT_PREAMBLE: station is capable of receiving frames
* with short barker preamble
* @NL80211_STA_FLAG_WME: station is WME/QoS capable
+ * @NL80211_STA_FLAG_MFP: station uses management frame protection
*/
enum nl80211_sta_flags {
__NL80211_STA_FLAG_INVALID,
NL80211_STA_FLAG_AUTHORIZED,
NL80211_STA_FLAG_SHORT_PREAMBLE,
NL80211_STA_FLAG_WME,
+ NL80211_STA_FLAG_MFP,
/* keep last */
__NL80211_STA_FLAG_AFTER_LAST,
Index: wireless-testing/include/net/cfg80211.h
===================================================================
--- wireless-testing.orig/include/net/cfg80211.h
+++ wireless-testing/include/net/cfg80211.h
@@ -110,12 +110,14 @@ struct beacon_parameters {
* @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames
* with short preambles
* @STATION_FLAG_WME: station is WME/QoS capable
+ * @STATION_FLAG_MFP: station uses management frame protection
*/
enum station_flags {
STATION_FLAG_CHANGED = 1<<0,
STATION_FLAG_AUTHORIZED = 1<<NL80211_STA_FLAG_AUTHORIZED,
STATION_FLAG_SHORT_PREAMBLE = 1<<NL80211_STA_FLAG_SHORT_PREAMBLE,
STATION_FLAG_WME = 1<<NL80211_STA_FLAG_WME,
+ STATION_FLAG_MFP = 1<<NL80211_STA_FLAG_MFP,
};
/**
Index: wireless-testing/net/mac80211/cfg.c
===================================================================
--- wireless-testing.orig/net/mac80211/cfg.c
+++ wireless-testing/net/mac80211/cfg.c
@@ -618,6 +618,10 @@ static void sta_apply_parameters(struct
sta->flags &= ~WLAN_STA_WME;
if (params->station_flags & STATION_FLAG_WME)
sta->flags |= WLAN_STA_WME;
+
+ sta->flags &= ~WLAN_STA_MFP;
+ if (params->station_flags & STATION_FLAG_MFP)
+ sta->flags |= WLAN_STA_MFP;
spin_unlock_bh(&sta->lock);
}
Index: wireless-testing/net/mac80211/debugfs_sta.c
===================================================================
--- wireless-testing.orig/net/mac80211/debugfs_sta.c
+++ wireless-testing/net/mac80211/debugfs_sta.c
@@ -74,14 +74,15 @@ static ssize_t sta_flags_read(struct fil
char buf[100];
struct sta_info *sta = file->private_data;
u32 staflags = get_sta_flags(sta);
- int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s",
+ int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s",
staflags & WLAN_STA_AUTH ? "AUTH\n" : "",
staflags & WLAN_STA_ASSOC ? "ASSOC\n" : "",
staflags & WLAN_STA_PS ? "PS\n" : "",
staflags & WLAN_STA_AUTHORIZED ? "AUTHORIZED\n" : "",
staflags & WLAN_STA_SHORT_PREAMBLE ? "SHORT PREAMBLE\n" : "",
staflags & WLAN_STA_WME ? "WME\n" : "",
- staflags & WLAN_STA_WDS ? "WDS\n" : "");
+ staflags & WLAN_STA_WDS ? "WDS\n" : "",
+ staflags & WLAN_STA_MFP ? "MFP\n" : "");
return simple_read_from_buffer(userbuf, count, ppos, buf, res);
}
STA_OPS(flags);
Index: wireless-testing/net/mac80211/sta_info.h
===================================================================
--- wireless-testing.orig/net/mac80211/sta_info.h
+++ wireless-testing/net/mac80211/sta_info.h
@@ -34,6 +34,7 @@
* @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
* IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
* frame to this station is transmitted.
+ * @WLAN_STA_MFP: Management frame protection is used with this STA.
*/
enum ieee80211_sta_info_flags {
WLAN_STA_AUTH = 1<<0,
@@ -46,6 +47,7 @@ enum ieee80211_sta_info_flags {
WLAN_STA_WDS = 1<<7,
WLAN_STA_PSPOLL = 1<<8,
WLAN_STA_CLEAR_PS_FILT = 1<<9,
+ WLAN_STA_MFP = 1<<10,
};
#define STA_TID_NUM 16
--
--
Jouni Malinen PGP id EFC895FA
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