nl80211: Parse channel type attribute in an ibss join request

[linux-2.6-microblaze.git] / net / wireless / mlme.c

diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 21fc970..438dfc1 100644 (file)
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -501,13 +501,32 @@ int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev,
        return err;
 }
 
+/*  Do a logical ht_capa &= ht_capa_mask.  */
+void cfg80211_oper_and_ht_capa(struct ieee80211_ht_cap *ht_capa,
+                              const struct ieee80211_ht_cap *ht_capa_mask)
+{
+       int i;
+       u8 *p1, *p2;
+       if (!ht_capa_mask) {
+               memset(ht_capa, 0, sizeof(*ht_capa));
+               return;
+       }
+
+       p1 = (u8*)(ht_capa);
+       p2 = (u8*)(ht_capa_mask);
+       for (i = 0; i<sizeof(*ht_capa); i++)
+               p1[i] &= p2[i];
+}
+
 int __cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev,
                          struct net_device *dev,
                          struct ieee80211_channel *chan,
                          const u8 *bssid, const u8 *prev_bssid,
                          const u8 *ssid, int ssid_len,
                          const u8 *ie, int ie_len, bool use_mfp,
-                         struct cfg80211_crypto_settings *crypt)
+                         struct cfg80211_crypto_settings *crypt,
+                         u32 assoc_flags, struct ieee80211_ht_cap *ht_capa,
+                         struct ieee80211_ht_cap *ht_capa_mask)
 {
        struct wireless_dev *wdev = dev->ieee80211_ptr;
        struct cfg80211_assoc_request req;
@@ -537,6 +556,15 @@ int __cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev,
        memcpy(&req.crypto, crypt, sizeof(req.crypto));
        req.use_mfp = use_mfp;
        req.prev_bssid = prev_bssid;
+       req.flags = assoc_flags;
+       if (ht_capa)
+               memcpy(&req.ht_capa, ht_capa, sizeof(req.ht_capa));
+       if (ht_capa_mask)
+               memcpy(&req.ht_capa_mask, ht_capa_mask,
+                      sizeof(req.ht_capa_mask));
+       cfg80211_oper_and_ht_capa(&req.ht_capa_mask,
+                                 rdev->wiphy.ht_capa_mod_mask);
+
        req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len,
                                   WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
        if (!req.bss) {
@@ -574,14 +602,17 @@ int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev,
                        const u8 *bssid, const u8 *prev_bssid,
                        const u8 *ssid, int ssid_len,
                        const u8 *ie, int ie_len, bool use_mfp,
-                       struct cfg80211_crypto_settings *crypt)
+                       struct cfg80211_crypto_settings *crypt,
+                       u32 assoc_flags, struct ieee80211_ht_cap *ht_capa,
+                       struct ieee80211_ht_cap *ht_capa_mask)
 {
        struct wireless_dev *wdev = dev->ieee80211_ptr;
        int err;
 
        wdev_lock(wdev);
        err = __cfg80211_mlme_assoc(rdev, dev, chan, bssid, prev_bssid,
-                                   ssid, ssid_len, ie, ie_len, use_mfp, crypt);
+                                   ssid, ssid_len, ie, ie_len, use_mfp, crypt,
+                                   assoc_flags, ht_capa, ht_capa_mask);
        wdev_unlock(wdev);
 
        return err;
@@ -879,6 +910,9 @@ void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlpid)
        }
 
        spin_unlock_bh(&wdev->mgmt_registrations_lock);
+
+       if (nlpid == wdev->ap_unexpected_nlpid)
+               wdev->ap_unexpected_nlpid = 0;
 }
 
 void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev)
@@ -901,7 +935,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
                          enum nl80211_channel_type channel_type,
                          bool channel_type_valid, unsigned int wait,
                          const u8 *buf, size_t len, bool no_cck,
-                         u64 *cookie)
+                         bool dont_wait_for_ack, u64 *cookie)
 {
        struct wireless_dev *wdev = dev->ieee80211_ptr;
        const struct ieee80211_mgmt *mgmt;
@@ -992,7 +1026,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
        /* Transmit the Action frame as requested by user space */
        return rdev->ops->mgmt_tx(&rdev->wiphy, dev, chan, offchan,
                                  channel_type, channel_type_valid,
-                                 wait, buf, len, no_cck, cookie);
+                                 wait, buf, len, no_cck, dont_wait_for_ack,
+                                 cookie);
 }
 
 bool cfg80211_rx_mgmt(struct net_device *dev, int freq, const u8 *buf,
@@ -1107,3 +1142,30 @@ void cfg80211_pmksa_candidate_notify(struct net_device *dev, int index,
        nl80211_pmksa_candidate_notify(rdev, dev, index, bssid, preauth, gfp);
 }
 EXPORT_SYMBOL(cfg80211_pmksa_candidate_notify);
+
+bool cfg80211_rx_spurious_frame(struct net_device *dev,
+                               const u8 *addr, gfp_t gfp)
+{
+       struct wireless_dev *wdev = dev->ieee80211_ptr;
+
+       if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP &&
+                   wdev->iftype != NL80211_IFTYPE_P2P_GO))
+               return false;
+
+       return nl80211_unexpected_frame(dev, addr, gfp);
+}
+EXPORT_SYMBOL(cfg80211_rx_spurious_frame);
+
+bool cfg80211_rx_unexpected_4addr_frame(struct net_device *dev,
+                                       const u8 *addr, gfp_t gfp)
+{
+       struct wireless_dev *wdev = dev->ieee80211_ptr;
+
+       if (WARN_ON(wdev->iftype != NL80211_IFTYPE_AP &&
+                   wdev->iftype != NL80211_IFTYPE_P2P_GO &&
+                   wdev->iftype != NL80211_IFTYPE_AP_VLAN))
+               return false;
+
+       return nl80211_unexpected_4addr_frame(dev, addr, gfp);
+}
+EXPORT_SYMBOL(cfg80211_rx_unexpected_4addr_frame);