mac80211: add ssid config to bss information in AP-mode
Set SSID information from nl80211 beacon parameters. Advertise changes
in SSID to low level drivers.
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index fc4806c..643e129 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -164,6 +164,7 @@
* @BSS_CHANGED_QOS: QoS for this association was enabled/disabled. Note
* that it is only ever disabled for station mode.
* @BSS_CHANGED_IDLE: Idle changed for this BSS/interface.
+ * @BSS_CHANGED_SSID: SSID changed for this BSS (AP mode)
*/
enum ieee80211_bss_change {
BSS_CHANGED_ASSOC = 1<<0,
@@ -181,6 +182,7 @@
BSS_CHANGED_ARP_FILTER = 1<<12,
BSS_CHANGED_QOS = 1<<13,
BSS_CHANGED_IDLE = 1<<14,
+ BSS_CHANGED_SSID = 1<<15,
/* when adding here, make sure to change ieee80211_reconfig */
};
@@ -254,6 +256,9 @@
* @idle: This interface is idle. There's also a global idle flag in the
* hardware config which may be more appropriate depending on what
* your driver/device needs to do.
+ * @ssid: The SSID of the current vif. Only valid in AP-mode.
+ * @ssid_len: Length of SSID given in @ssid.
+ * @hidden_ssid: The SSID of the current vif is hidden. Only valid in AP-mode.
*/
struct ieee80211_bss_conf {
const u8 *bssid;
@@ -280,6 +285,9 @@
bool arp_filter_enabled;
bool qos;
bool idle;
+ u8 ssid[IEEE80211_MAX_SSID_LEN];
+ size_t ssid_len;
+ bool hidden_ssid;
};
/**
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 5c0d8fa..b57ddf9 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -455,6 +455,20 @@
return ret;
}
+static void ieee80211_config_ap_ssid(struct ieee80211_sub_if_data *sdata,
+ struct beacon_parameters *params)
+{
+ struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf;
+
+ bss_conf->ssid_len = params->ssid_len;
+
+ if (params->ssid_len)
+ memcpy(bss_conf->ssid, params->ssid, params->ssid_len);
+
+ bss_conf->hidden_ssid =
+ (params->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE);
+}
+
/*
* This handles both adding a beacon and setting new beacon info
*/
@@ -548,8 +562,11 @@
kfree(old);
+ ieee80211_config_ap_ssid(sdata, params);
+
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
- BSS_CHANGED_BEACON);
+ BSS_CHANGED_BEACON |
+ BSS_CHANGED_SSID);
return 0;
}
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 1c10802..4b1466d 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1077,6 +1077,8 @@
changed |= BSS_CHANGED_IBSS;
/* fall through */
case NL80211_IFTYPE_AP:
+ changed |= BSS_CHANGED_SSID;
+ /* fall through */
case NL80211_IFTYPE_MESH_POINT:
changed |= BSS_CHANGED_BEACON |
BSS_CHANGED_BEACON_ENABLED;