diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/mac80211.h | 51 |
1 files changed, 27 insertions, 24 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 029e8cb7bf4e..056c225173d8 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -205,8 +205,8 @@ struct ieee80211_tx_control { * is not implemented by the driver */ u8 power_level; /* per-packet transmit power level, in dBm */ u8 antenna_sel_tx; /* 0 = default/diversity, 1 = Ant0, 2 = Ant1 */ - s8 key_idx; /* -1 = do not encrypt, >= 0 keyidx from - * hw->set_key() */ + s8 key_idx; /* HW_KEY_IDX_INVALID = do not encrypt, + * other values: keyidx from hw->set_key() */ u8 icv_len; /* length of the ICV/MIC field in octets */ u8 iv_len; /* length of the IV field in octets */ u8 tkip_key[16]; /* generated phase2/phase1 key for hw TKIP */ @@ -392,26 +392,23 @@ struct ieee80211_if_conf { struct ieee80211_tx_control *beacon_control; }; -typedef enum { ALG_NONE, ALG_WEP, ALG_TKIP, ALG_CCMP, ALG_NULL } -ieee80211_key_alg; - +typedef enum { + ALG_NONE, + ALG_WEP, + ALG_TKIP, + ALG_CCMP, +} ieee80211_key_alg; struct ieee80211_key_conf { + /* shall be changed by the driver to anything but HW_KEY_IDX_INVALID */ + int hw_key_idx; - int hw_key_idx; /* filled + used by low-level driver */ ieee80211_key_alg alg; + int keylen; #define IEEE80211_KEY_FORCE_SW_ENCRYPT (1<<0) /* to be cleared by low-level driver */ -#define IEEE80211_KEY_DEFAULT_TX_KEY (1<<1) /* This key is the new default TX - key (used only for broadcast - keys). */ -#define IEEE80211_KEY_DEFAULT_WEP_ONLY (1<<2) /* static WEP is the only - configured security policy; - this allows some low-level - drivers to determine when - hwaccel can be used */ u32 flags; /* key configuration flags defined above */ s8 keyidx; /* WEP key index */ @@ -625,20 +622,26 @@ struct ieee80211_ops { * Must be atomic. */ int (*set_tim)(struct ieee80211_hw *hw, int aid, int set); - /* Set encryption key. IEEE 802.11 module calls this function to set - * encryption keys. addr is ff:ff:ff:ff:ff:ff for default keys and - * station hwaddr for individual keys. aid of the station is given - * to help low-level driver in selecting which key->hw_key_idx to use - * for this key. TX control data will use the hw_key_idx selected by - * the low-level driver. */ + /* + * Set encryption key. + * + * This is called to enable hardware acceleration of encryption and + * decryption. The address will be the broadcast address for default + * keys and the other station's hardware address for individual keys. + * When transmitting, the TX control data will use the hw_key_idx + * selected by the low-level driver. + */ int (*set_key)(struct ieee80211_hw *hw, set_key_cmd cmd, - u8 *addr, struct ieee80211_key_conf *key, int aid); + u8 *address, struct ieee80211_key_conf *key, + int static_wep_only); - /* Set TX key index for default/broadcast keys. This is needed in cases + /* + * Set TX key index for default/broadcast keys. This is needed in cases * where wlan card is doing full WEP/TKIP encapsulation (wep_include_iv * is not set), in other cases, this function pointer can be set to - * NULL since the IEEE 802. 11 module takes care of selecting the key - * index for each TX frame. */ + * NULL since the IEEE 802.11 module takes care of selecting the key + * index for each TX frame. + */ int (*set_key_idx)(struct ieee80211_hw *hw, int idx); /* Enable/disable IEEE 802.1X. This item requests wlan card to pass |
