diff options
Diffstat (limited to 'target/linux/package/ieee80211-dscape/src/ieee80211_i.h')
-rw-r--r-- | target/linux/package/ieee80211-dscape/src/ieee80211_i.h | 571 |
1 files changed, 0 insertions, 571 deletions
diff --git a/target/linux/package/ieee80211-dscape/src/ieee80211_i.h b/target/linux/package/ieee80211-dscape/src/ieee80211_i.h deleted file mode 100644 index 7127f8d67b..0000000000 --- a/target/linux/package/ieee80211-dscape/src/ieee80211_i.h +++ /dev/null @@ -1,571 +0,0 @@ -/* - * Copyright 2002-2005, Instant802 Networks, Inc. - * Copyright 2005, Devicescape Software, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef IEEE80211_I_H -#define IEEE80211_I_H - -/* ieee80211.o internal definitions, etc. These are not included into - * low-level drivers. */ - -#ifndef ETH_P_PAE -#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ -#endif /* ETH_P_PAE */ - -#define IEEE80211_MAX_SSID_LEN 32 - -struct ieee80211_local; - -#include "ieee80211_key.h" -#include "sta_info.h" - -#define BIT(x) (1 << (x)) - -#define IEEE80211_ALIGN32_PAD(a) ((4 - ((a) & 3)) & 3) - - -/* Maximum number of broadcast/multicast frames to buffer when some of the - * associated stations are using power saving. */ -#define AP_MAX_BC_BUFFER 128 - -/* Maximum number of frames buffered to all STAs, including multicast frames. - * Note: increasing this limit increases the potential memory requirement. Each - * frame can be up to about 2 kB long. */ -#define TOTAL_MAX_TX_BUFFER 512 - - -#define MAC2STR(a) ((a)[0] & 0xff), ((a)[1] & 0xff), ((a)[2] & 0xff), \ - ((a)[3] & 0xff), ((a)[4] & 0xff), ((a)[5] & 0xff) -#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" - -#define MULTICAST_ADDR(a) ((a)[0] & 0x01) - - -/* IEEE 802.11 (Ch. 9.5 Defragmentation) requires support for concurrent - * reception of at least three fragmented frames. This limit can be increased - * by changing this define, at the cost of slower frame reassembly and - * increased memory use (about 2 kB of RAM per entry). */ -#define IEEE80211_FRAGMENT_MAX 4 - -struct ieee80211_fragment_entry { - unsigned long first_frag_time; - unsigned int seq; - unsigned int rx_queue; - unsigned int last_frag; - struct sk_buff *skb; - int ccmp; /* Whether fragments were encrypted with CCMP */ - u8 last_pn[6]; /* PN of the last fragment if CCMP was used */ -}; - - -struct ieee80211_sta_bss { - struct list_head list; - struct ieee80211_sta_bss *hnext; - atomic_t users; - - u8 bssid[ETH_ALEN]; - u8 ssid[IEEE80211_MAX_SSID_LEN]; - size_t ssid_len; - u16 capability; /* host byte order */ - int hw_mode; - int channel; - int freq; - int rssi; - u8 *wpa_ie; - size_t wpa_ie_len; - u8 *rsn_ie; - size_t rsn_ie_len; - u8 *wmm_ie; - size_t wmm_ie_len; -#define IEEE80211_MAX_SUPP_RATES 32 - u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; - size_t supp_rates_len; - int beacon_int; - u64 timestamp; - - int probe_resp; - unsigned long last_update; - -}; - - -typedef enum { - TXRX_CONTINUE, TXRX_DROP, TXRX_QUEUED -} ieee80211_txrx_result; - -struct ieee80211_txrx_data { - struct sk_buff *skb; - struct net_device *dev; - struct ieee80211_local *local; - struct ieee80211_sub_if_data *sdata; - struct sta_info *sta; - u16 fc, ethertype; - struct ieee80211_key *key; - unsigned int fragmented:1; /* whether the MSDU was fragmented */ - union { - struct { - struct ieee80211_tx_control *control; - int unicast:1; - int ps_buffered:1; - int short_preamble:1; - int probe_last_frag:1; - struct ieee80211_rate *rate; - /* use this rate (if set) for last fragment; rate can - * be set to lower rate for the first fragments, e.g., - * when using CTS protection with IEEE 802.11g. */ - struct ieee80211_rate *last_frag_rate; - int last_frag_rateidx; - int mgmt_interface; - - /* Extra fragments (in addition to the first fragment - * in skb) */ - int num_extra_frag; - struct sk_buff **extra_frag; - } tx; - struct { - struct ieee80211_rx_status *status; - int sent_ps_buffered; - int queue; - } rx; - } u; -#ifdef CONFIG_HOSTAPD_WPA_TESTING - int wpa_test; -#endif /* CONFIG_HOSTAPD_WPA_TESTING */ -}; - -struct ieee80211_passive_scan { - unsigned int in_scan:1; /* this must be cleared before calling - * netif_oper(WAKEUP) */ - unsigned int our_mode_only:1; /* only scan our physical mode a/b/g/etc - */ - int interval; /* time in seconds between scans */ - int time; /* time in microseconds to scan for */ - int channel; /* channel to be scanned */ - int tries; - - int mode_idx; - int chan_idx; - - int freq; - int rx_packets; - int rx_beacon; - int txrx_count; - - struct timer_list timer; - - struct sk_buff *skb; /* skb to transmit before changing channels, - * maybe null for none */ - struct ieee80211_tx_control tx_control; - - unsigned int num_scans; -}; - -typedef ieee80211_txrx_result (*ieee80211_tx_handler) -(struct ieee80211_txrx_data *tx); - -typedef ieee80211_txrx_result (*ieee80211_rx_handler) -(struct ieee80211_txrx_data *rx); - -struct ieee80211_if_norm { - u8 *beacon_head, *beacon_tail; - int beacon_head_len, beacon_tail_len; - - /* TODO: sta_aid could be replaced by 2008-bit large bitfield of - * that could be used in TIM element generation. This would also - * make TIM element generation a bit faster. */ - /* AID mapping to station data. NULL, if AID is free. AID is in the - * range 1..2007 and sta_aid[i] corresponds to AID i+1. */ - struct sta_info *sta_aid[MAX_AID_TABLE_SIZE]; - int max_aid; /* largest aid currently in use */ - atomic_t num_sta_ps; /* number of stations in PS mode */ - struct sk_buff_head ps_bc_buf; - int dtim_period, dtim_count; - int force_unicast_rateidx; /* forced TX rateidx for unicast frames */ - int max_ratectrl_rateidx; /* max TX rateidx for rate control */ - int num_beacons; /* number of TXed beacon frames for this BSS */ -}; - -struct ieee80211_if_wds { - u8 remote_addr[ETH_ALEN]; - struct sta_info *sta; -}; - -struct ieee80211_if_vlan { - u8 id; -}; - -struct ieee80211_if_sta { - enum { - IEEE80211_DISABLED, IEEE80211_AUTHENTICATE, - IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED, - IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED - } state; - struct timer_list timer; - u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; - u8 ssid[IEEE80211_MAX_SSID_LEN]; - size_t ssid_len; - u16 aid; - u16 ap_capab, capab; - u8 *extra_ie; /* to be added to the end of AssocReq */ - size_t extra_ie_len; - - /* The last AssocReq/Resp IEs */ - u8 *assocreq_ies, *assocresp_ies; - size_t assocreq_ies_len, assocresp_ies_len; - - int auth_tries, assoc_tries; - - int ssid_set:1; - int bssid_set:1; - int prev_bssid_set:1; - int authenticated:1; - int associated:1; - int probereq_poll:1; - int use_protection:1; - int create_ibss:1; - int mixed_cell:1; - int wmm_enabled:1; - - int key_mgmt; - unsigned long last_probe; - -#define IEEE80211_AUTH_ALG_OPEN BIT(0) -#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1) -#define IEEE80211_AUTH_ALG_LEAP BIT(2) - unsigned int auth_algs; /* bitfield of allowed auth algs */ - int auth_alg; /* currently used IEEE 802.11 authentication algorithm */ - int auth_transaction; - - unsigned long ibss_join_req; - struct sk_buff *probe_resp; /* ProbeResp template for IBSS */ - u32 supp_rates_bits; - - int wmm_last_param_set; -}; - - -#define IEEE80211_SUB_IF_TYPE_NORM 0x00000000 -#define IEEE80211_SUB_IF_TYPE_MGMT 0x00000001 -#define IEEE80211_SUB_IF_TYPE_STA 0x00000002 -#define IEEE80211_SUB_IF_TYPE_WDS 0x5A580211 -#define IEEE80211_SUB_IF_TYPE_VLAN 0x00080211 - -struct ieee80211_sub_if_data { - struct list_head list; - unsigned int type; - - struct net_device *dev; - struct net_device *master; - struct ieee80211_local *local; - - 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 - * (default) */ - int ieee802_1x; /* IEEE 802.1X PAE - drop packet to/from unauthorized - * port */ - -#define NUM_DEFAULT_KEYS 4 - struct ieee80211_key *keys[NUM_DEFAULT_KEYS]; - struct ieee80211_key *default_key; - - struct ieee80211_if_norm *bss; /* BSS that this device belongs to */ - - union { - struct ieee80211_if_norm norm; - struct ieee80211_if_wds wds; - struct ieee80211_if_vlan vlan; - struct ieee80211_if_sta sta; - } u; - int channel_use; - int channel_use_raw; -}; - -#define IEEE80211_DEV_TO_SUB_IF(dev) ((struct ieee80211_sub_if_data *) \ - (((long)dev + sizeof(struct net_device) + 3) & ~3)) - - -struct ieee80211_local { - struct ieee80211_hw *hw; - void *hw_priv; - struct net_device *mdev; /* wlan#.11 - "master" 802.11 device */ - struct net_device *wdev; /* wlan# - default Ethernet (data) devide */ - struct net_device *apdev; /* wlan#ap - management frames (hostapd) */ - int open_count; - struct ieee80211_conf conf; - - /* Tasklet and skb queue to process calls from IRQ mode. All frames - * added to skb_queue will be processed, but frames in - * skb_queue_unreliable may be dropped if the total length of these - * queues increases over the limit. */ -#define IEEE80211_IRQSAFE_QUEUE_LIMIT 128 - struct tasklet_struct tasklet; - struct sk_buff_head skb_queue; - struct sk_buff_head skb_queue_unreliable; - enum { - ieee80211_rx_msg = 1, - ieee80211_tx_status_msg = 2 - } ieee80211_msg_enum; - - spinlock_t generic_lock; - /* Station data structures */ - spinlock_t sta_lock; /* mutex for STA data structures */ - int num_sta; /* number of stations in sta_list */ - struct list_head sta_list; - struct sta_info *sta_hash[STA_HASH_SIZE]; - struct timer_list sta_cleanup; - - /* Current rate table. This is a pointer to hw->modes structure. */ - struct ieee80211_rate *curr_rates; - int num_curr_rates; - - void *rate_ctrl_priv; - struct rate_control_ops *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]; - int *basic_rates[NUM_IEEE80211_MODES]; - - int rts_threshold; - int cts_protect_erp_frames; - int fragmentation_threshold; - int short_retry_limit; /* dot11ShortRetryLimit */ - int long_retry_limit; /* dot11LongRetryLimit */ - int short_preamble; /* use short preamble with IEEE 802.11b */ - - 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. */ - - /* Fragment table for host-based reassembly */ - struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; - unsigned int fragment_next; - - int bridge_packets; /* bridge packets between associated stations and - * deliver multicast frames both back to wireless - * media and to the local net stack */ - - struct ieee80211_passive_scan scan; - - - ieee80211_rx_handler *rx_handlers; - ieee80211_tx_handler *tx_handlers; - - spinlock_t sub_if_lock; /* mutex for STA data structures */ - struct list_head sub_if_list; - struct net_device **bss_devs; /* pointer to IF_TYPE_NORM devices for - * quick access to BSS data */ - int bss_dev_count; /* number of used entries in bss_devs; note: the - * total size of bss_devs array is stored in - * conf.bss_count */ - struct net_device **sta_devs; /* pointer to IF_TYPE_STA devices */ - int sta_dev_count; /* number of used entries in sta_devs */ - int sta_scanning; - int scan_hw_mode_idx; - int scan_channel_idx; - enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state; - unsigned long last_scan_completed; - struct timer_list scan_timer; - int scan_oper_channel; - int scan_oper_channel_val; - int scan_oper_power_level; - int scan_oper_freq; - int scan_oper_phymode; - int scan_oper_antenna_max; - u8 scan_ssid[IEEE80211_MAX_SSID_LEN]; - size_t scan_ssid_len; - int scan_skip_11b; - struct list_head sta_bss_list; - struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE]; - spinlock_t sta_bss_lock; -#define IEEE80211_SCAN_MATCH_SSID BIT(0) -#define IEEE80211_SCAN_WPA_ONLY BIT(1) -#define IEEE80211_SCAN_EXTRA_INFO BIT(2) - int scan_flags; - -#ifdef CONFIG_HOSTAPD_WPA_TESTING - u32 wpa_trigger; -#endif /* CONFIG_HOSTAPD_WPA_TESTING */ - /* SNMP counters */ - /* dot11CountersTable */ - u32 dot11TransmittedFragmentCount; - u32 dot11MulticastTransmittedFrameCount; - u32 dot11FailedCount; - u32 dot11RetryCount; - u32 dot11MultipleRetryCount; - u32 dot11FrameDuplicateCount; - u32 dot11ReceivedFragmentCount; - u32 dot11MulticastReceivedFrameCount; - u32 dot11TransmittedFrameCount; - u32 dot11WEPUndecryptableCount; - - int tx_led_counter; - - u32 channel_use; - u32 channel_use_raw; - u32 stat_time; - struct timer_list stat_timer; - - u8 bssid[ETH_ALEN]; /* BSSID for STA modes (Adhoc/Managed) */ - struct timer_list rate_limit_timer; - u32 rate_limit; - u32 rate_limit_burst; - u32 rate_limit_bucket; - struct proc_dir_entry *proc, *proc_sta, *proc_iface; - - struct work_struct sta_proc_add; - - enum { - STA_ANTENNA_SEL_AUTO = 0, - STA_ANTENNA_SEL_SW_CTRL = 1, - STA_ANTENNA_SEL_SW_CTRL_DEBUG = 2 - } sta_antenna_sel; - - int rate_ctrl_num_up, rate_ctrl_num_down; - -#ifdef CONFIG_IEEE80211_DEBUG_COUNTERS - /* TX/RX handler statistics */ - unsigned int tx_handlers_drop; - unsigned int tx_handlers_queued; - unsigned int tx_handlers_drop_unencrypted; - unsigned int tx_handlers_drop_fragment; - unsigned int tx_handlers_drop_wep; - unsigned int tx_handlers_drop_rate_limit; - unsigned int tx_handlers_drop_not_assoc; - unsigned int tx_handlers_drop_unauth_port; - unsigned int rx_handlers_drop; - unsigned int rx_handlers_queued; - unsigned int rx_handlers_drop_nullfunc; - unsigned int rx_handlers_drop_defrag; - unsigned int rx_handlers_drop_short; - unsigned int rx_handlers_drop_passive_scan; - unsigned int tx_expand_skb_head; - unsigned int tx_expand_skb_head_cloned; - unsigned int rx_expand_skb_head; - unsigned int rx_expand_skb_head2; - unsigned int rx_handlers_fragments; - unsigned int tx_status_drop; - unsigned int wme_rx_queue[NUM_RX_DATA_QUEUES]; - unsigned int wme_tx_queue[NUM_RX_DATA_QUEUES]; -#define I802_DEBUG_INC(c) (c)++ -#else /* CONFIG_IEEE80211_DEBUG_COUNTERS */ -#define I802_DEBUG_INC(c) do { } while (0) -#endif /* CONFIG_IEEE80211_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)) */ - - unsigned int hw_modes; /* bitfield of allowed hardware modes; - * (1 << MODE_*) */ -}; - - -/* ieee80211.c */ -int ieee80211_hw_config(struct net_device *dev); -struct ieee80211_key_conf * -ieee80211_key_data2conf(struct ieee80211_local *local, - struct ieee80211_key *data); -void ieee80211_rx_mgmt(struct net_device *dev, struct sk_buff *skb, - struct ieee80211_rx_status *status, u32 msg_type); -void ieee80211_prepare_rates(struct net_device *dev); -void ieee80211_tx_set_iswep(struct ieee80211_txrx_data *tx); -int ieee80211_if_add_wds(struct net_device *dev, - char *name, - struct ieee80211_if_wds *wds, int locked); -int ieee80211_if_add_vlan(struct net_device *dev, char *name, - struct ieee80211_if_vlan *vlan, int locked); -int ieee80211_if_add_norm(struct net_device *dev, char *name, u8 *bssid, - int locked); - -int ieee80211_if_remove_wds(struct net_device *dev, char *name, int locked); -int ieee80211_if_remove_vlan(struct net_device *dev, char *name, int locked); -int ieee80211_if_remove_norm(struct net_device *dev, char *name, int locked); -int ieee80211_if_flush(struct net_device *dev, int locked); -int ieee80211_if_update_wds(struct net_device *dev, char *name, - struct ieee80211_if_wds *wds, int locked); - -/* ieee80211_ioctl.c */ -int ieee80211_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); -/* Set hw encryption from ieee80211 */ -int ieee80211_set_hw_encryption(struct net_device *dev, - struct sta_info *sta, u8 addr[ETH_ALEN], - struct ieee80211_key *key); - -/* ieee80211_scan.c */ -void ieee80211_init_scan(struct net_device *dev); -void ieee80211_stop_scan(struct net_device *dev); - - - -/* 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. */ -#define CHAN_UTIL_RATE_LCM 95040 -/* 1 usec is 1/8 * (95040/10) = 1188 */ -#define CHAN_UTIL_PER_USEC 1188 -/* Amount of bits to shift the result right to scale the total utilization - * to values that will not wrap around 32-bit integers. */ -#define CHAN_UTIL_SHIFT 9 -/* Theoretical maximum of channel utilization counter in 10 ms (stat_time=1): - * (CHAN_UTIL_PER_USEC * 10000) >> CHAN_UTIL_SHIFT = 23203. So dividing the - * raw value with about 23 should give utilization in 10th of a percentage - * (1/1000). However, utilization is only estimated and not all intervals - * between frames etc. are calculated. 18 seems to give numbers that are closer - * to the real maximum. */ -#define CHAN_UTIL_PER_10MS 18 -#define CHAN_UTIL_HDR_LONG (202 * CHAN_UTIL_PER_USEC) -#define CHAN_UTIL_HDR_SHORT (40 * CHAN_UTIL_PER_USEC) - - - -/* ieee80211.c */ -int ieee80211_if_add_sta(struct net_device *dev, char *name, int locked); -int ieee80211_if_remove_sta(struct net_device *dev, char *name, int locked); -/* ieee80211_ioctl.c */ -int ieee80211_set_compression(struct ieee80211_local *local, - struct net_device *dev, struct sta_info *sta); -/* ieee80211_sta.c */ -void ieee80211_sta_timer(unsigned long ptr); -void ieee80211_sta_rx_mgmt(struct net_device *dev, struct sk_buff *skb, - struct ieee80211_rx_status *rx_status); -int ieee80211_sta_set_ssid(struct net_device *dev, char *ssid, size_t len); -int ieee80211_sta_get_ssid(struct net_device *dev, char *ssid, size_t *len); -int ieee80211_sta_set_bssid(struct net_device *dev, u8 *bssid); -int ieee80211_sta_req_scan(struct net_device *dev, u8 *ssid, size_t ssid_len); -int ieee80211_sta_scan_results(struct net_device *dev, char *buf, size_t len); -void ieee80211_sta_rx_scan(struct net_device *dev, struct sk_buff *skb, - struct ieee80211_rx_status *rx_status); -void ieee80211_rx_bss_list_init(struct net_device *dev); -void ieee80211_rx_bss_list_deinit(struct net_device *dev); -int ieee80211_sta_set_extra_ie(struct net_device *dev, char *ie, size_t len); -struct sta_info * ieee80211_ibss_add_sta(struct net_device *dev, - struct sk_buff *skb, u8 *bssid, - u8 *addr); -int ieee80211_sta_deauthenticate(struct net_device *dev, u16 reason); -int ieee80211_sta_disassociate(struct net_device *dev, u16 reason); - - -#endif /* IEEE80211_I_H */ |