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Diffstat (limited to 'net/mac80211/ieee80211_i.h')
-rw-r--r--net/mac80211/ieee80211_i.h147
1 files changed, 99 insertions, 48 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index f3eec989662..2cb743ed9f9 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -43,7 +43,7 @@ struct ieee80211_local;
/* Required encryption head and tailroom */
#define IEEE80211_ENCRYPT_HEADROOM 8
-#define IEEE80211_ENCRYPT_TAILROOM 12
+#define IEEE80211_ENCRYPT_TAILROOM 18
/* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent
* reception of at least three fragmented frames. This limit can be increased
@@ -57,6 +57,8 @@ struct ieee80211_local;
*/
#define IEEE80211_SCAN_RESULT_EXPIRE (10 * HZ)
+#define TU_TO_EXP_TIME(x) (jiffies + usecs_to_jiffies((x) * 1024))
+
struct ieee80211_fragment_entry {
unsigned long first_frag_time;
unsigned int seq;
@@ -70,43 +72,36 @@ struct ieee80211_fragment_entry {
struct ieee80211_bss {
- struct list_head list;
- struct ieee80211_bss *hnext;
- size_t ssid_len;
+ /* Yes, this is a hack */
+ struct cfg80211_bss cbss;
- atomic_t users;
-
- u8 bssid[ETH_ALEN];
+ /* don't want to look up all the time */
+ size_t ssid_len;
u8 ssid[IEEE80211_MAX_SSID_LEN];
+
u8 dtim_period;
- u16 capability; /* host byte order */
- enum ieee80211_band band;
- int freq;
- int signal, noise, qual;
- u8 *ies; /* all information elements from the last Beacon or Probe
- * Response frames; note Beacon frame is not allowed to
- * override values from Probe Response */
- size_t ies_len;
+
bool wmm_used;
+
+ unsigned long last_probe_resp;
+
#ifdef CONFIG_MAC80211_MESH
u8 *mesh_id;
size_t mesh_id_len;
u8 *mesh_cfg;
#endif
+
#define IEEE80211_MAX_SUPP_RATES 32
u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
size_t supp_rates_len;
- u64 timestamp;
- int beacon_int;
- unsigned long last_probe_resp;
- unsigned long last_update;
-
- /* during assocation, we save an ERP value from a probe response so
+ /*
+ * During assocation, we save an ERP value from a probe response so
* that we can feed ERP info to the driver when handling the
* association completes. these fields probably won't be up-to-date
- * otherwise, you probably don't want to use them. */
- int has_erp_value;
+ * otherwise, you probably don't want to use them.
+ */
+ bool has_erp_value;
u8 erp_value;
};
@@ -258,6 +253,9 @@ struct mesh_preq_queue {
#define IEEE80211_STA_AUTO_BSSID_SEL BIT(11)
#define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12)
#define IEEE80211_STA_PRIVACY_INVOKED BIT(13)
+#define IEEE80211_STA_TKIP_WEP_USED BIT(14)
+#define IEEE80211_STA_CSA_RECEIVED BIT(15)
+#define IEEE80211_STA_MFP_ENABLED BIT(16)
/* flags for MLME request */
#define IEEE80211_STA_REQ_SCAN 0
#define IEEE80211_STA_REQ_DIRECT_PROBE 1
@@ -282,13 +280,13 @@ enum ieee80211_sta_mlme_state {
struct ieee80211_if_sta {
struct timer_list timer;
+ struct timer_list chswitch_timer;
struct work_struct work;
+ struct work_struct chswitch_work;
u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
u8 ssid[IEEE80211_MAX_SSID_LEN];
enum ieee80211_sta_mlme_state state;
size_t ssid_len;
- u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
- size_t scan_ssid_len;
u16 aid;
u16 ap_capab, capab;
u8 *extra_ie; /* to be added to the end of AssocReq */
@@ -315,11 +313,33 @@ struct ieee80211_if_sta {
int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
int auth_transaction;
+ enum {
+ IEEE80211_MFP_DISABLED,
+ IEEE80211_MFP_OPTIONAL,
+ IEEE80211_MFP_REQUIRED
+ } mfp; /* management frame protection */
+
unsigned long ibss_join_req;
struct sk_buff *probe_resp; /* ProbeResp template for IBSS */
u32 supp_rates_bits[IEEE80211_NUM_BANDS];
int wmm_last_param_set;
+
+ /* Extra IE data for management frames */
+ u8 *ie_probereq;
+ size_t ie_probereq_len;
+ u8 *ie_proberesp;
+ size_t ie_proberesp_len;
+ u8 *ie_auth;
+ size_t ie_auth_len;
+ u8 *ie_assocreq;
+ size_t ie_assocreq_len;
+ u8 *ie_reassocreq;
+ size_t ie_reassocreq_len;
+ u8 *ie_deauth;
+ size_t ie_deauth_len;
+ u8 *ie_disassoc;
+ size_t ie_disassoc_len;
};
struct ieee80211_if_mesh {
@@ -404,8 +424,10 @@ struct ieee80211_sub_if_data {
unsigned int fragment_next;
#define NUM_DEFAULT_KEYS 4
- struct ieee80211_key *keys[NUM_DEFAULT_KEYS];
+#define NUM_DEFAULT_MGMT_KEYS 2
+ struct ieee80211_key *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS];
struct ieee80211_key *default_key;
+ struct ieee80211_key *default_mgmt_key;
u16 sequence_number;
@@ -477,6 +499,7 @@ struct ieee80211_sub_if_data {
} debugfs;
struct {
struct dentry *default_key;
+ struct dentry *default_mgmt_key;
} common_debugfs;
#ifdef CONFIG_MAC80211_MESH
@@ -541,6 +564,7 @@ enum {
enum queue_stop_reason {
IEEE80211_QUEUE_STOP_REASON_DRIVER,
IEEE80211_QUEUE_STOP_REASON_PS,
+ IEEE80211_QUEUE_STOP_REASON_CSA
};
/* maximum number of hardware queues we support. */
@@ -568,7 +592,6 @@ struct ieee80211_local {
int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss;
unsigned int filter_flags; /* FIF_* */
struct iw_statistics wstats;
- u8 wstats_flags;
bool tim_in_locked_section; /* see ieee80211_beacon_get() */
int tx_headroom; /* required headroom for hardware/radiotap */
@@ -612,7 +635,9 @@ struct ieee80211_local {
struct crypto_blkcipher *wep_rx_tfm;
u32 wep_iv;
+ /* see iface.c */
struct list_head interfaces;
+ struct mutex iflist_mtx;
/*
* Key lock, protects sdata's key_list and sta_info's
@@ -623,20 +648,18 @@ struct ieee80211_local {
/* Scanning and BSS list */
bool sw_scanning, hw_scanning;
+ struct cfg80211_ssid scan_ssid;
+ struct cfg80211_scan_request int_scan_req;
+ struct cfg80211_scan_request *scan_req;
+ struct ieee80211_channel *scan_channel;
int scan_channel_idx;
- enum ieee80211_band scan_band;
enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
unsigned long last_scan_completed;
struct delayed_work scan_work;
struct ieee80211_sub_if_data *scan_sdata;
- struct ieee80211_channel *oper_channel, *scan_channel;
enum nl80211_channel_type oper_channel_type;
- u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
- size_t scan_ssid_len;
- struct list_head bss_list;
- struct ieee80211_bss *bss_hash[STA_HASH_SIZE];
- spinlock_t bss_lock;
+ struct ieee80211_channel *oper_channel, *csa_channel;
/* SNMP counters */
/* dot11CountersTable */
@@ -649,7 +672,6 @@ struct ieee80211_local {
u32 dot11ReceivedFragmentCount;
u32 dot11MulticastReceivedFrameCount;
u32 dot11TransmittedFrameCount;
- u32 dot11WEPUndecryptableCount;
#ifdef CONFIG_MAC80211_LEDS
int tx_led_counter, rx_led_counter;
@@ -696,11 +718,14 @@ struct ieee80211_local {
unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
bool powersave;
- int dynamic_ps_timeout;
+ bool pspolling;
struct work_struct dynamic_ps_enable_work;
struct work_struct dynamic_ps_disable_work;
struct timer_list dynamic_ps_timer;
+ int user_power_level; /* in dBm */
+ int power_constr_level; /* in dBm */
+
#ifdef CONFIG_MAC80211_DEBUGFS
struct local_debugfsdentries {
struct dentry *rcdir;
@@ -712,6 +737,7 @@ struct ieee80211_local {
struct dentry *long_retry_limit;
struct dentry *total_ps_buffered;
struct dentry *wep_iv;
+ struct dentry *tsf;
struct dentry *statistics;
struct local_debugfsdentries_statsdentries {
struct dentry *transmitted_fragment_count;
@@ -805,6 +831,7 @@ struct ieee802_11_elems {
u8 *country_elem;
u8 *pwr_constr_elem;
u8 *quiet_elem; /* first quite element */
+ u8 *timeout_int;
/* length of them, respectively */
u8 ssid_len;
@@ -832,6 +859,7 @@ struct ieee802_11_elems {
u8 pwr_constr_elem_len;
u8 quiet_elem_len;
u8 num_of_quiet_elem; /* can be more the one */
+ u8 timeout_int_len;
};
static inline struct ieee80211_local *hw_to_local(
@@ -875,19 +903,21 @@ int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid);
void ieee80211_sta_req_auth(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_sta *ifsta);
struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
- u8 *bssid, u8 *addr, u64 supp_rates);
+ u8 *bssid, u8 *addr, u32 supp_rates);
int ieee80211_sta_deauthenticate(struct ieee80211_sub_if_data *sdata, u16 reason);
int ieee80211_sta_disassociate(struct ieee80211_sub_if_data *sdata, u16 reason);
u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata);
-u64 ieee80211_sta_get_rates(struct ieee80211_local *local,
+u32 ieee80211_sta_get_rates(struct ieee80211_local *local,
struct ieee802_11_elems *elems,
enum ieee80211_band band);
void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
u8 *ssid, size_t ssid_len);
+void ieee80211_send_pspoll(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata);
/* scan/BSS handling */
int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata,
- u8 *ssid, size_t ssid_len);
+ struct cfg80211_scan_request *req);
int ieee80211_scan_results(struct ieee80211_local *local,
struct iw_request_info *info,
char *buf, size_t len);
@@ -895,29 +925,27 @@ ieee80211_rx_result
ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb,
struct ieee80211_rx_status *rx_status);
-void ieee80211_rx_bss_list_init(struct ieee80211_local *local);
-void ieee80211_rx_bss_list_deinit(struct ieee80211_local *local);
int ieee80211_sta_set_extra_ie(struct ieee80211_sub_if_data *sdata,
char *ie, size_t len);
void ieee80211_mlme_notify_scan_completed(struct ieee80211_local *local);
int ieee80211_start_scan(struct ieee80211_sub_if_data *scan_sdata,
- u8 *ssid, size_t ssid_len);
+ struct cfg80211_scan_request *req);
struct ieee80211_bss *
ieee80211_bss_info_update(struct ieee80211_local *local,
struct ieee80211_rx_status *rx_status,
struct ieee80211_mgmt *mgmt,
size_t len,
struct ieee802_11_elems *elems,
- int freq, bool beacon);
-struct ieee80211_bss *
-ieee80211_rx_bss_add(struct ieee80211_local *local, u8 *bssid, int freq,
- u8 *ssid, u8 ssid_len);
+ struct ieee80211_channel *channel,
+ bool beacon);
struct ieee80211_bss *
ieee80211_rx_bss_get(struct ieee80211_local *local, u8 *bssid, int freq,
u8 *ssid, u8 ssid_len);
void ieee80211_rx_bss_put(struct ieee80211_local *local,
struct ieee80211_bss *bss);
+void ieee80211_rx_bss_remove(struct ieee80211_sub_if_data *sdata, u8 *bssid,
+ int freq, u8 *ssid, u8 ssid_len);
/* interface handling */
int ieee80211_if_add(struct ieee80211_local *local, const char *name,
@@ -943,10 +971,15 @@ u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata,
struct ieee80211_ht_info *hti,
u16 ap_ht_cap_flags);
void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u16 ssn);
+void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
+ const u8 *da, u16 tid,
+ u16 initiator, u16 reason_code);
void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *da,
u16 tid, u16 initiator, u16 reason);
-void ieee80211_sta_tear_down_BA_sessions(struct ieee80211_sub_if_data *sdata, u8 *addr);
+void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
+ u16 initiator, u16 reason);
+void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta);
void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
struct sta_info *sta,
struct ieee80211_mgmt *mgmt, size_t len);
@@ -959,10 +992,25 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
struct ieee80211_mgmt *mgmt,
size_t len);
+int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
+ enum ieee80211_back_parties initiator);
+
/* Spectrum management */
void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,
struct ieee80211_mgmt *mgmt,
size_t len);
+void ieee80211_chswitch_timer(unsigned long data);
+void ieee80211_chswitch_work(struct work_struct *work);
+void ieee80211_process_chanswitch(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_channel_sw_ie *sw_elem,
+ struct ieee80211_bss *bss);
+void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata,
+ u16 capab_info, u8 *pwr_constr_elem,
+ u8 pwr_constr_elem_len);
+
+/* Suspend/resume */
+int __ieee80211_suspend(struct ieee80211_hw *hw);
+int __ieee80211_resume(struct ieee80211_hw *hw);
/* utility functions/constants */
extern void *mac80211_wiphy_privid; /* for wiphy privid */
@@ -980,12 +1028,15 @@ void ieee80211_tx_skb(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb,
void ieee802_11_parse_elems(u8 *start, size_t len,
struct ieee802_11_elems *elems);
int ieee80211_set_freq(struct ieee80211_sub_if_data *sdata, int freq);
-u64 ieee80211_mandatory_rates(struct ieee80211_local *local,
+u32 ieee80211_mandatory_rates(struct ieee80211_local *local,
enum ieee80211_band band);
void ieee80211_dynamic_ps_enable_work(struct work_struct *work);
void ieee80211_dynamic_ps_disable_work(struct work_struct *work);
void ieee80211_dynamic_ps_timer(unsigned long data);
+void ieee80211_send_nullfunc(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata,
+ int powersave);
void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw,
enum queue_stop_reason reason);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-14 13:43:31 +0000