X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=net%2Fmac80211%2Fieee80211_i.h;h=d34a9deca67ad25bc36c44c3422dae6128548e42;hb=7ee015e0fa3c856416e9477aac4b850ec6f09017;hp=35e2ce52faebdfab53cb6bfc19a011f60e50a92e;hpb=571ecf676d66735f59be6b950360e4074f02f47d;p=safe%2Fjmp%2Flinux-2.6 diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 35e2ce5..d34a9de 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -113,6 +113,16 @@ typedef enum { TXRX_CONTINUE, TXRX_DROP, TXRX_QUEUED } ieee80211_txrx_result; +/* flags used in struct ieee80211_txrx_data.flags */ +/* whether the MSDU was fragmented */ +#define IEEE80211_TXRXD_FRAGMENTED BIT(0) +#define IEEE80211_TXRXD_TXUNICAST BIT(1) +#define IEEE80211_TXRXD_TXPS_BUFFERED BIT(2) +#define IEEE80211_TXRXD_TXPROBE_LAST_FRAG BIT(3) +#define IEEE80211_TXRXD_RXIN_SCAN BIT(4) +/* frame is destined to interface currently processed (incl. multicast frames) */ +#define IEEE80211_TXRXD_RXRA_MATCH BIT(5) +#define IEEE80211_TXRXD_TX_INJECTED BIT(6) struct ieee80211_txrx_data { struct sk_buff *skb; struct net_device *dev; @@ -121,14 +131,10 @@ struct ieee80211_txrx_data { struct sta_info *sta; u16 fc, ethertype; struct ieee80211_key *key; - unsigned int fragmented:1; /* whether the MSDU was fragmented */ + unsigned int flags; union { struct { struct ieee80211_tx_control *control; - unsigned int unicast:1; - unsigned int ps_buffered:1; - unsigned int short_preamble:1; - unsigned int probe_last_frag:1; struct ieee80211_hw_mode *mode; struct ieee80211_rate *rate; /* use this rate (if set) for last fragment; rate can @@ -136,7 +142,6 @@ struct ieee80211_txrx_data { * when using CTS protection with IEEE 802.11g. */ struct ieee80211_rate *last_frag_rate; int last_frag_hwrate; - int mgmt_interface; /* Extra fragments (in addition to the first fragment * in skb) */ @@ -148,23 +153,22 @@ struct ieee80211_txrx_data { int sent_ps_buffered; int queue; int load; - unsigned int in_scan:1; - /* frame is destined to interface currently processed - * (including multicast frames) */ - unsigned int ra_match:1; + u32 tkip_iv32; + u16 tkip_iv16; } rx; } u; }; +/* flags used in struct ieee80211_tx_packet_data.flags */ +#define IEEE80211_TXPD_REQ_TX_STATUS BIT(0) +#define IEEE80211_TXPD_DO_NOT_ENCRYPT BIT(1) +#define IEEE80211_TXPD_REQUEUE BIT(2) /* Stored in sk_buff->cb */ struct ieee80211_tx_packet_data { int ifindex; unsigned long jiffies; - unsigned int req_tx_status:1; - unsigned int do_not_encrypt:1; - unsigned int requeue:1; - unsigned int mgmt_iface:1; - unsigned int queue:4; + unsigned int flags; + u8 queue; }; struct ieee80211_tx_stored_packet { @@ -175,7 +179,7 @@ struct ieee80211_tx_stored_packet { int last_frag_rateidx; int last_frag_hwrate; struct ieee80211_rate *last_frag_rate; - unsigned int last_frag_rate_ctrl_probe:1; + unsigned int last_frag_rate_ctrl_probe; }; typedef ieee80211_txrx_result (*ieee80211_tx_handler) @@ -188,10 +192,10 @@ struct ieee80211_if_ap { u8 *beacon_head, *beacon_tail; int beacon_head_len, beacon_tail_len; + struct list_head vlans; + u8 ssid[IEEE80211_MAX_SSID_LEN]; size_t ssid_len; - u8 *generic_elem; - size_t generic_elem_len; /* yes, this looks ugly, but guarantees that we can later use * bitmap_empty :) @@ -211,9 +215,23 @@ struct ieee80211_if_wds { }; struct ieee80211_if_vlan { - u8 id; + struct ieee80211_sub_if_data *ap; + struct list_head list; }; +/* flags used in struct ieee80211_if_sta.flags */ +#define IEEE80211_STA_SSID_SET BIT(0) +#define IEEE80211_STA_BSSID_SET BIT(1) +#define IEEE80211_STA_PREV_BSSID_SET BIT(2) +#define IEEE80211_STA_AUTHENTICATED BIT(3) +#define IEEE80211_STA_ASSOCIATED BIT(4) +#define IEEE80211_STA_PROBEREQ_POLL BIT(5) +#define IEEE80211_STA_CREATE_IBSS BIT(6) +#define IEEE80211_STA_MIXED_CELL BIT(7) +#define IEEE80211_STA_WMM_ENABLED BIT(8) +#define IEEE80211_STA_AUTO_SSID_SEL BIT(10) +#define IEEE80211_STA_AUTO_BSSID_SEL BIT(11) +#define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12) struct ieee80211_if_sta { enum { IEEE80211_DISABLED, IEEE80211_AUTHENTICATE, @@ -236,25 +254,14 @@ struct ieee80211_if_sta { int auth_tries, assoc_tries; - unsigned int ssid_set:1; - unsigned int bssid_set:1; - unsigned int prev_bssid_set:1; - unsigned int authenticated:1; - unsigned int associated:1; - unsigned int probereq_poll:1; - unsigned int create_ibss:1; - unsigned int mixed_cell:1; - unsigned int wmm_enabled:1; - unsigned int auto_ssid_sel:1; - unsigned int auto_bssid_sel:1; - unsigned int auto_channel_sel:1; + unsigned int flags; #define IEEE80211_STA_REQ_SCAN 0 #define IEEE80211_STA_REQ_AUTH 1 #define IEEE80211_STA_REQ_RUN 2 unsigned long request; struct sk_buff_head skb_queue; - int key_mgmt; + int key_management_enabled; unsigned long last_probe; #define IEEE80211_AUTH_ALG_OPEN BIT(0) @@ -272,21 +279,29 @@ struct ieee80211_if_sta { }; +/* flags used in struct ieee80211_sub_if_data.flags */ +#define IEEE80211_SDATA_ALLMULTI BIT(0) +#define IEEE80211_SDATA_PROMISC BIT(1) +#define IEEE80211_SDATA_USE_PROTECTION BIT(2) /* CTS protect ERP frames */ +/* use short preamble with IEEE 802.11b: this flag is set when the AP or beacon + * generator reports that there are no present stations that cannot support short + * preambles */ +#define IEEE80211_SDATA_SHORT_PREAMBLE BIT(3) +#define IEEE80211_SDATA_USERSPACE_MLME BIT(4) struct ieee80211_sub_if_data { struct list_head list; - unsigned int type; + enum ieee80211_if_types type; struct wireless_dev wdev; + /* keys */ + struct list_head key_list; + struct net_device *dev; struct ieee80211_local *local; - int mc_count; - unsigned int allmulti:1; - unsigned int promisc:1; - unsigned int use_protection:1; /* CTS protect ERP frames */ + unsigned int flags; - struct net_device_stats stats; int drop_unencrypted; int eapol; /* 0 = process EAPOL frames as normal data frames, * 1 = send EAPOL frames through wlan#ap to hostapd @@ -365,7 +380,6 @@ struct ieee80211_sub_if_data { struct dentry *drop_unencrypted; struct dentry *eapol; struct dentry *ieee8021_x; - struct dentry *vlan_id; } vlan; struct { struct dentry *mode; @@ -394,9 +408,9 @@ struct ieee80211_local { struct list_head modes_list; struct net_device *mdev; /* wmaster# - "master" 802.11 device */ - struct net_device *apdev; /* wlan#ap - management frames (hostapd) */ int open_count; int monitors; + unsigned int filter_flags; /* FIF_* */ struct iw_statistics wstats; u8 wstats_flags; int tx_headroom; /* required headroom for hardware/radiotap */ @@ -417,10 +431,9 @@ struct ieee80211_local { struct sk_buff_head skb_queue_unreliable; /* Station data structures */ - spinlock_t sta_lock; /* mutex for STA data structures */ + rwlock_t sta_lock; /* protects STA data structures */ int num_sta; /* number of stations in sta_list */ struct list_head sta_list; - struct list_head deleted_sta_list; struct sta_info *sta_hash[STA_HASH_SIZE]; struct timer_list sta_cleanup; @@ -428,17 +441,11 @@ struct ieee80211_local { struct ieee80211_tx_stored_packet pending_packet[NUM_TX_DATA_QUEUES]; struct tasklet_struct tx_pending_tasklet; - int mc_count; /* total count of multicast entries in all interfaces */ - int iff_allmultis, iff_promiscs; - /* number of interfaces with corresponding IFF_ flags */ + /* number of interfaces with corresponding IFF_ flags */ + atomic_t iff_allmultis, iff_promiscs; struct rate_control_ref *rate_ctrl; - int next_mode; /* MODE_IEEE80211* - * The mode preference for next channel change. This is - * used to select .11g vs. .11b channels (or 4.9 GHz vs. - * .11a) when the channel number is not unique. */ - /* Supported and basic rate filters for different modes. These are * pointers to -1 terminated lists and rates in 100 kbps units. */ int *supp_rates[NUM_IEEE80211_MODES]; @@ -448,14 +455,10 @@ struct ieee80211_local { int fragmentation_threshold; int short_retry_limit; /* dot11ShortRetryLimit */ int long_retry_limit; /* dot11LongRetryLimit */ - int short_preamble; /* use short preamble with IEEE 802.11b */ struct crypto_blkcipher *wep_tx_tfm; struct crypto_blkcipher *wep_rx_tfm; u32 wep_iv; - int key_tx_rx_threshold; /* number of times any key can be used in TX - * or RX before generating a rekey - * notification; 0 = notification disabled. */ int bridge_packets; /* bridge packets between associated stations and * deliver multicast frames both back to wireless @@ -465,9 +468,8 @@ struct ieee80211_local { ieee80211_rx_handler *rx_handlers; ieee80211_tx_handler *tx_handlers; - rwlock_t sub_if_lock; /* Protects sub_if_list. Cannot be taken under - * sta_bss_lock or sta_lock. */ - struct list_head sub_if_list; + struct list_head interfaces; + int sta_scanning; int scan_channel_idx; enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state; @@ -501,25 +503,17 @@ struct ieee80211_local { #ifdef CONFIG_MAC80211_LEDS int tx_led_counter, rx_led_counter; - struct led_trigger *tx_led, *rx_led; - char tx_led_name[32], rx_led_name[32]; + struct led_trigger *tx_led, *rx_led, *assoc_led; + char tx_led_name[32], rx_led_name[32], assoc_led_name[32]; #endif u32 channel_use; u32 channel_use_raw; - u32 stat_time; - struct timer_list stat_timer; #ifdef CONFIG_MAC80211_DEBUGFS struct work_struct sta_debugfs_add; #endif - enum { - STA_ANTENNA_SEL_AUTO = 0, - STA_ANTENNA_SEL_SW_CTRL = 1, - STA_ANTENNA_SEL_SW_CTRL_DEBUG = 2 - } sta_antenna_sel; - #ifdef CONFIG_MAC80211_DEBUG_COUNTERS /* TX/RX handler statistics */ unsigned int tx_handlers_drop; @@ -549,16 +543,9 @@ struct ieee80211_local { #endif /* CONFIG_MAC80211_DEBUG_COUNTERS */ - int default_wep_only; /* only default WEP keys are used with this - * interface; this is used to decide when hwaccel - * can be used with default keys */ int total_ps_buffered; /* total number of all buffered unicast and * multicast packets for power saving stations */ - int allow_broadcast_always; /* whether to allow TX of broadcast frames - * even when there are no associated STAs - */ - int wifi_wme_noack_test; unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */ @@ -567,17 +554,13 @@ struct ieee80211_local { unsigned int hw_modes; /* bitfield of supported hardware modes; * (1 << MODE_*) */ - int user_space_mlme; - #ifdef CONFIG_MAC80211_DEBUGFS struct local_debugfsdentries { struct dentry *channel; struct dentry *frequency; - struct dentry *radar_detect; struct dentry *antenna_sel_tx; struct dentry *antenna_sel_rx; struct dentry *bridge_packets; - struct dentry *key_tx_rx_threshold; struct dentry *rts_threshold; struct dentry *fragmentation_threshold; struct dentry *short_retry_limit; @@ -585,7 +568,6 @@ struct ieee80211_local { struct dentry *total_ps_buffered; struct dentry *mode; struct dentry *wep_iv; - struct dentry *tx_power_reduction; struct dentry *modes; struct dentry *statistics; struct local_debugfsdentries_statsdentries { @@ -657,38 +639,38 @@ struct sta_attribute { ssize_t (*store)(struct sta_info *, const char *buf, size_t count); }; -static inline void __bss_tim_set(struct ieee80211_if_ap *bss, int aid) +static inline void __bss_tim_set(struct ieee80211_if_ap *bss, u16 aid) { /* - * This format has ben mandated by the IEEE specifications, + * This format has been mandated by the IEEE specifications, * so this line may not be changed to use the __set_bit() format. */ - bss->tim[(aid)/8] |= 1<<((aid) % 8); + bss->tim[aid / 8] |= (1 << (aid % 8)); } static inline void bss_tim_set(struct ieee80211_local *local, - struct ieee80211_if_ap *bss, int aid) + struct ieee80211_if_ap *bss, u16 aid) { - spin_lock_bh(&local->sta_lock); + read_lock_bh(&local->sta_lock); __bss_tim_set(bss, aid); - spin_unlock_bh(&local->sta_lock); + read_unlock_bh(&local->sta_lock); } -static inline void __bss_tim_clear(struct ieee80211_if_ap *bss, int aid) +static inline void __bss_tim_clear(struct ieee80211_if_ap *bss, u16 aid) { /* - * This format has ben mandated by the IEEE specifications, + * This format has been mandated by the IEEE specifications, * so this line may not be changed to use the __clear_bit() format. */ - bss->tim[(aid)/8] &= !(1<<((aid) % 8)); + bss->tim[aid / 8] &= ~(1 << (aid % 8)); } static inline void bss_tim_clear(struct ieee80211_local *local, - struct ieee80211_if_ap *bss, int aid) + struct ieee80211_if_ap *bss, u16 aid) { - spin_lock_bh(&local->sta_lock); + read_lock_bh(&local->sta_lock); __bss_tim_clear(bss, aid); - spin_unlock_bh(&local->sta_lock); + read_unlock_bh(&local->sta_lock); } /** @@ -719,41 +701,17 @@ static inline int ieee80211_bssid_match(const u8 *raddr, const u8 *addr) int ieee80211_hw_config(struct ieee80211_local *local); int ieee80211_if_config(struct net_device *dev); int ieee80211_if_config_beacon(struct net_device *dev); -struct ieee80211_key_conf * -ieee80211_key_data2conf(struct ieee80211_local *local, - const struct ieee80211_key *data); -struct ieee80211_key *ieee80211_key_alloc(struct ieee80211_sub_if_data *sdata, - int idx, size_t key_len, gfp_t flags); -void ieee80211_key_free(struct ieee80211_key *key); -void ieee80211_rx_mgmt(struct ieee80211_local *local, struct sk_buff *skb, - struct ieee80211_rx_status *status, u32 msg_type); void ieee80211_prepare_rates(struct ieee80211_local *local, struct ieee80211_hw_mode *mode); void ieee80211_tx_set_iswep(struct ieee80211_txrx_data *tx); int ieee80211_if_update_wds(struct net_device *dev, u8 *remote_addr); -int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); -int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); void ieee80211_if_setup(struct net_device *dev); -void ieee80211_if_mgmt_setup(struct net_device *dev); -int ieee80211_init_rate_ctrl_alg(struct ieee80211_local *local, - const char *name); -struct net_device_stats *ieee80211_dev_stats(struct net_device *dev); struct ieee80211_rate *ieee80211_get_rate(struct ieee80211_local *local, int phymode, int hwrate); -void ieee80211_key_threshold_notify(struct net_device *dev, - struct ieee80211_key *key, - struct sta_info *sta); -u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len); -int ieee80211_is_eapol(const struct sk_buff *skb); - -extern const unsigned char rfc1042_header[]; -extern const unsigned char bridge_tunnel_header[]; /* ieee80211_ioctl.c */ extern const struct iw_handler_def ieee80211_iw_handler_def; -void ieee80211_update_default_wep_only(struct ieee80211_local *local); - /* Least common multiple of the used rates (in 100 kbps). This is used to * calculate rate_inv values for each rate so that only integers are needed. */ @@ -801,6 +759,8 @@ struct sta_info * ieee80211_ibss_add_sta(struct net_device *dev, u8 *addr); int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason); int ieee80211_sta_disassociate(struct net_device *dev, u16 reason); +void ieee80211_erp_info_change_notify(struct net_device *dev, u8 changes); +void ieee80211_reset_erp_info(struct net_device *dev); /* ieee80211_iface.c */ int ieee80211_if_add(struct net_device *dev, const char *name, @@ -812,8 +772,6 @@ void __ieee80211_if_del(struct ieee80211_local *local, int ieee80211_if_remove(struct net_device *dev, const char *name, int id); void ieee80211_if_free(struct net_device *dev); void ieee80211_if_sdata_init(struct ieee80211_sub_if_data *sdata); -int ieee80211_if_add_mgmt(struct ieee80211_local *local); -void ieee80211_if_del_mgmt(struct ieee80211_local *local); /* regdomain.c */ void ieee80211_regdomain_init(void); @@ -823,7 +781,23 @@ void ieee80211_set_default_regdomain(struct ieee80211_hw_mode *mode); extern ieee80211_rx_handler ieee80211_rx_pre_handlers[]; extern ieee80211_rx_handler ieee80211_rx_handlers[]; -/* for wiphy privid */ -extern void *mac80211_wiphy_privid; +/* tx handling */ +extern ieee80211_tx_handler ieee80211_tx_handlers[]; +void ieee80211_clear_tx_pending(struct ieee80211_local *local); +void ieee80211_tx_pending(unsigned long data); +int ieee80211_master_start_xmit(struct sk_buff *skb, struct net_device *dev); +int ieee80211_monitor_start_xmit(struct sk_buff *skb, struct net_device *dev); +int ieee80211_subif_start_xmit(struct sk_buff *skb, struct net_device *dev); + +/* utility functions/constants */ +extern void *mac80211_wiphy_privid; /* for wiphy privid */ +extern const unsigned char rfc1042_header[6]; +extern const unsigned char bridge_tunnel_header[6]; +u8 *ieee80211_get_bssid(struct ieee80211_hdr *hdr, size_t len); +int ieee80211_is_eapol(const struct sk_buff *skb); +int ieee80211_frame_duration(struct ieee80211_local *local, size_t len, + int rate, int erp, int short_preamble); +void mac80211_ev_michael_mic_failure(struct net_device *dev, int keyidx, + struct ieee80211_hdr *hdr); #endif /* IEEE80211_I_H */