Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6

4 files changed, 108 insertions, 7 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index e496a2daf7ef..962e2232a074 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -567,6 +567,12 @@ enum nl80211_commands {
  * @NL80211_ATTR_PREV_BSSID: previous BSSID, to be used by in ASSOCIATE
  *      commands to specify using a reassociate frame
  *
+ * @NL80211_ATTR_KEY: key information in a nested attribute with
+ *      %NL80211_KEY_* sub-attributes
+ * @NL80211_ATTR_KEYS: array of keys for static WEP keys for connect()
+ *      and join_ibss(), key information is in a nested attribute each
+ *      with %NL80211_KEY_* sub-attributes
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */
@@ -692,6 +698,9 @@ enum nl80211_attrs {
 
         NL80211_ATTR_PREV_BSSID,
 
+        NL80211_ATTR_KEY,
+        NL80211_ATTR_KEYS,
+
         /* add attributes here, update the policy in nl80211.c */
 
         __NL80211_ATTR_AFTER_LAST,
@@ -720,6 +729,8 @@ enum nl80211_attrs {
 #define NL80211_ATTR_CIPHER_SUITE_GROUP NL80211_ATTR_CIPHER_SUITE_GROUP
 #define NL80211_ATTR_WPA_VERSIONS NL80211_ATTR_WPA_VERSIONS
 #define NL80211_ATTR_AKM_SUITES NL80211_ATTR_AKM_SUITES
+#define NL80211_ATTR_KEY NL80211_ATTR_KEY
+#define NL80211_ATTR_KEYS NL80211_ATTR_KEYS
 
 #define NL80211_MAX_SUPP_RATES                  32
 #define NL80211_MAX_SUPP_REG_RULES              32
@@ -1249,6 +1260,7 @@ enum nl80211_channel_type {
  *      in mBm (100 * dBm) (s32)
  * @NL80211_BSS_SIGNAL_UNSPEC: signal strength of the probe response/beacon
  *      in unspecified units, scaled to 0..100 (u8)
+ * @NL80211_BSS_STATUS: status, if this BSS is "used"
  * @__NL80211_BSS_AFTER_LAST: internal
  * @NL80211_BSS_MAX: highest BSS attribute
  */
@@ -1262,6 +1274,7 @@ enum nl80211_bss {
         NL80211_BSS_INFORMATION_ELEMENTS,
         NL80211_BSS_SIGNAL_MBM,
         NL80211_BSS_SIGNAL_UNSPEC,
+        NL80211_BSS_STATUS,
 
         /* keep last */
         __NL80211_BSS_AFTER_LAST,
@@ -1269,6 +1282,15 @@ enum nl80211_bss {
 };
 
 /**
+ * enum nl80211_bss_status - BSS "status"
+ */
+enum nl80211_bss_status {
+        NL80211_BSS_STATUS_AUTHENTICATED,
+        NL80211_BSS_STATUS_ASSOCIATED,
+        NL80211_BSS_STATUS_IBSS_JOINED,
+};
+
+/**
  * enum nl80211_auth_type - AuthenticationType
  *
  * @NL80211_AUTHTYPE_OPEN_SYSTEM: Open System authentication
@@ -1320,4 +1342,34 @@ enum nl80211_wpa_versions {
         NL80211_WPA_VERSION_2 = 1 << 1,
 };
 
+/**
+ * enum nl80211_key_attributes - key attributes
+ * @__NL80211_KEY_INVALID: invalid
+ * @NL80211_KEY_DATA: (temporal) key data; for TKIP this consists of
+ *      16 bytes encryption key followed by 8 bytes each for TX and RX MIC
+ *      keys
+ * @NL80211_KEY_IDX: key ID (u8, 0-3)
+ * @NL80211_KEY_CIPHER: key cipher suite (u32, as defined by IEEE 802.11
+ *      section 7.3.2.25.1, e.g. 0x000FAC04)
+ * @NL80211_KEY_SEQ: transmit key sequence number (IV/PN) for TKIP and
+ *      CCMP keys, each six bytes in little endian
+ * @NL80211_KEY_DEFAULT: flag indicating default key
+ * @NL80211_KEY_DEFAULT_MGMT: flag indicating default management key
+ * @__NL80211_KEY_AFTER_LAST: internal
+ * @NL80211_KEY_MAX: highest key attribute
+ */
+enum nl80211_key_attributes {
+        __NL80211_KEY_INVALID,
+        NL80211_KEY_DATA,
+        NL80211_KEY_IDX,
+        NL80211_KEY_CIPHER,
+        NL80211_KEY_SEQ,
+        NL80211_KEY_DEFAULT,
+        NL80211_KEY_DEFAULT_MGMT,
+
+        /* keep last */
+        __NL80211_KEY_AFTER_LAST,
+        NL80211_KEY_MAX = __NL80211_KEY_AFTER_LAST - 1
+};
+
 #endif /* __LINUX_NL80211_H */
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index f2c69a2cca17..df7b23ac66e6 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -304,7 +304,6 @@ typedef unsigned char *sk_buff_data_t;
  *      @tc_index: Traffic control index
  *      @tc_verd: traffic control verdict
  *      @ndisc_nodetype: router type (from link layer)
- *      @do_not_encrypt: set to prevent encryption of this frame
  *      @dma_cookie: a cookie to one of several possible DMA operations
  *              done by skb DMA functions
  *      @secmark: security marking
@@ -380,12 +379,9 @@ struct sk_buff {
 #ifdef CONFIG_IPV6_NDISC_NODETYPE
         __u8                    ndisc_nodetype:2;
 #endif
-#if defined(CONFIG_MAC80211) || defined(CONFIG_MAC80211_MODULE)
-        __u8                    do_not_encrypt:1;
-#endif
         kmemcheck_bitfield_end(flags2);
 
-        /* 0/13/14 bit hole */
+        /* 0/14 bit hole */
 
 #ifdef CONFIG_NET_DMA
         dma_cookie_t            dma_cookie;
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 83c2c727d71e..a981ca8a5701 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -538,7 +538,7 @@ struct cfg80211_ssid {
  * @ssids: SSIDs to scan for (active scan only)
  * @n_ssids: number of SSIDs
  * @channels: channels to scan on.
- * @n_channels: number of channels for each band
+ * @n_channels: total number of channels to scan
  * @ie: optional information element(s) to add into Probe Request or %NULL
  * @ie_len: length of ie in octets
  * @wiphy: the wiphy this was for
@@ -647,12 +647,17 @@ struct cfg80211_crypto_settings {
  * @auth_type: Authentication type (algorithm)
  * @ie: Extra IEs to add to Authentication frame or %NULL
  * @ie_len: Length of ie buffer in octets
+ * @key_len: length of WEP key for shared key authentication
+ * @key_idx: index of WEP key for shared key authentication
+ * @key: WEP key for shared key authentication
  */
 struct cfg80211_auth_request {
         struct cfg80211_bss *bss;
         const u8 *ie;
         size_t ie_len;
         enum nl80211_auth_type auth_type;
+        const u8 *key;
+        u8 key_len, key_idx;
 };
 
 /**
@@ -727,6 +732,8 @@ struct cfg80211_disassoc_request {
  * @ie: information element(s) to include in the beacon
  * @ie_len: length of that
  * @beacon_interval: beacon interval to use
+ * @privacy: this is a protected network, keys will be configured
+ *      after joining
  */
 struct cfg80211_ibss_params {
         u8 *ssid;
@@ -736,6 +743,7 @@ struct cfg80211_ibss_params {
         u8 ssid_len, ie_len;
         u16 beacon_interval;
         bool channel_fixed;
+        bool privacy;
 };
 
 /**
@@ -755,6 +763,9 @@ struct cfg80211_ibss_params {
  * @assoc_ie_len: Length of assoc_ie in octets
  * @privacy: indicates whether privacy-enabled APs should be used
  * @crypto: crypto settings
+ * @key_len: length of WEP key for shared key authentication
+ * @key_idx: index of WEP key for shared key authentication
+ * @key: WEP key for shared key authentication
  */
 struct cfg80211_connect_params {
         struct ieee80211_channel *channel;
@@ -766,6 +777,8 @@ struct cfg80211_connect_params {
         size_t ie_len;
         bool privacy;
         struct cfg80211_crypto_settings crypto;
+        const u8 *key;
+        u8 key_len, key_idx;
 };
 
 /**
@@ -1223,9 +1236,10 @@ extern void wiphy_unregister(struct wiphy *wiphy);
  */
 extern void wiphy_free(struct wiphy *wiphy);
 
-/* internal struct */
+/* internal structs */
 struct cfg80211_conn;
 struct cfg80211_internal_bss;
+struct cfg80211_cached_keys;
 
 #define MAX_AUTH_BSSES          4
 
@@ -1267,6 +1281,7 @@ struct wireless_dev {
                 CFG80211_SME_CONNECTED,
         } sme_state;
         struct cfg80211_conn *conn;
+        struct cfg80211_cached_keys *connect_keys;
 
         struct list_head event_list;
         spinlock_t event_lock;
@@ -1280,6 +1295,7 @@ struct wireless_dev {
         struct {
                 struct cfg80211_ibss_params ibss;
                 struct cfg80211_connect_params connect;
+                struct cfg80211_cached_keys *keys;
                 u8 *ie;
                 size_t ie_len;
                 u8 bssid[ETH_ALEN];
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index ce7cb1b5d453..7dd67a1ff4d5 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -241,6 +241,8 @@ struct ieee80211_bss_conf {
  *      it can be sent out.
  * @IEEE80211_TX_INTFL_RETRIED: completely internal to mac80211,
  *      used to indicate that a frame was already retried due to PS
+ * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211,
+ *      used to indicate frame should not be encrypted
  */
 enum mac80211_tx_control_flags {
         IEEE80211_TX_CTL_REQ_TX_STATUS          = BIT(0),
@@ -259,6 +261,7 @@ enum mac80211_tx_control_flags {
         IEEE80211_TX_INTFL_RCALGO               = BIT(13),
         IEEE80211_TX_INTFL_NEED_TXPROCESSING    = BIT(14),
         IEEE80211_TX_INTFL_RETRIED              = BIT(15),
+        IEEE80211_TX_INTFL_DONT_ENCRYPT         = BIT(16),
 };
 
 /**
@@ -2094,6 +2097,29 @@ static inline int rate_supported(struct ieee80211_sta *sta,
         return (sta == NULL || sta->supp_rates[band] & BIT(index));
 }
 
+/**
+ * rate_control_send_low - helper for drivers for management/no-ack frames
+ *
+ * Rate control algorithms that agree to use the lowest rate to
+ * send management frames and NO_ACK data with the respective hw
+ * retries should use this in the beginning of their mac80211 get_rate
+ * callback. If true is returned the rate control can simply return.
+ * If false is returned we guarantee that sta and sta and priv_sta is
+ * not null.
+ *
+ * Rate control algorithms wishing to do more intelligent selection of
+ * rate for multicast/broadcast frames may choose to not use this.
+ *
+ * @sta: &struct ieee80211_sta pointer to the target destination. Note
+ *      that this may be null.
+ * @priv_sta: private rate control structure. This may be null.
+ * @txrc: rate control information we sholud populate for mac80211.
+ */
+bool rate_control_send_low(struct ieee80211_sta *sta,
+                           void *priv_sta,
+                           struct ieee80211_tx_rate_control *txrc);
+
+
 static inline s8
 rate_lowest_index(struct ieee80211_supported_band *sband,
                   struct ieee80211_sta *sta)
@@ -2110,6 +2136,17 @@ rate_lowest_index(struct ieee80211_supported_band *sband,
         return 0;
 }
 
+static inline
+bool rate_usable_index_exists(struct ieee80211_supported_band *sband,
+                              struct ieee80211_sta *sta)
+{
+        unsigned int i;
+
+        for (i = 0; i < sband->n_bitrates; i++)
+                if (rate_supported(sta, sband->band, i))
+                        return true;
+        return false;
+}
 
 int ieee80211_rate_control_register(struct rate_control_ops *ops);
 void ieee80211_rate_control_unregister(struct rate_control_ops *ops);