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-rw-r--r--include/net/ieee80211.h109
1 files changed, 44 insertions, 65 deletions
diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h
index ce966b7ff563..d8bb8f74ed7b 100644
--- a/include/net/ieee80211.h
+++ b/include/net/ieee80211.h
@@ -20,8 +20,8 @@
20 */ 20 */
21#ifndef IEEE80211_H 21#ifndef IEEE80211_H
22#define IEEE80211_H 22#define IEEE80211_H
23#include <linux/if_ether.h> /* ETH_ALEN */ 23#include <linux/if_ether.h> /* ETH_ALEN */
24#include <linux/kernel.h> /* ARRAY_SIZE */ 24#include <linux/kernel.h> /* ARRAY_SIZE */
25#include <linux/wireless.h> 25#include <linux/wireless.h>
26 26
27#define IEEE80211_DATA_LEN 2304 27#define IEEE80211_DATA_LEN 2304
@@ -33,7 +33,6 @@
33 represents the 2304 bytes of real data, plus a possible 8 bytes of 33 represents the 2304 bytes of real data, plus a possible 8 bytes of
34 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */ 34 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
35 35
36
37#define IEEE80211_HLEN 30 36#define IEEE80211_HLEN 30
38#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN) 37#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
39 38
@@ -117,7 +116,6 @@ struct ieee80211_hdr_3addr {
117#define IEEE80211_SCTL_FRAG 0x000F 116#define IEEE80211_SCTL_FRAG 0x000F
118#define IEEE80211_SCTL_SEQ 0xFFF0 117#define IEEE80211_SCTL_SEQ 0xFFF0
119 118
120
121/* debug macros */ 119/* debug macros */
122 120
123#ifdef CONFIG_IEEE80211_DEBUG 121#ifdef CONFIG_IEEE80211_DEBUG
@@ -128,8 +126,7 @@ do { if (ieee80211_debug_level & (level)) \
128 in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0) 126 in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0)
129#else 127#else
130#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0) 128#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
131#endif /* CONFIG_IEEE80211_DEBUG */ 129#endif /* CONFIG_IEEE80211_DEBUG */
132
133 130
134/* debug macros not dependent on CONFIG_IEEE80211_DEBUG */ 131/* debug macros not dependent on CONFIG_IEEE80211_DEBUG */
135 132
@@ -140,7 +137,6 @@ do { if (ieee80211_debug_level & (level)) \
140 * messages. It should never be used for passing essid to user space. */ 137 * messages. It should never be used for passing essid to user space. */
141const char *escape_essid(const char *essid, u8 essid_len); 138const char *escape_essid(const char *essid, u8 essid_len);
142 139
143
144/* 140/*
145 * To use the debug system: 141 * To use the debug system:
146 * 142 *
@@ -192,7 +188,7 @@ const char *escape_essid(const char *essid, u8 essid_len);
192#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a) 188#define IEEE80211_DEBUG_RX(f, a...) IEEE80211_DEBUG(IEEE80211_DL_RX, f, ## a)
193#include <linux/netdevice.h> 189#include <linux/netdevice.h>
194#include <linux/wireless.h> 190#include <linux/wireless.h>
195#include <linux/if_arp.h> /* ARPHRD_ETHER */ 191#include <linux/if_arp.h> /* ARPHRD_ETHER */
196 192
197#ifndef WIRELESS_SPY 193#ifndef WIRELESS_SPY
198#define WIRELESS_SPY /* enable iwspy support */ 194#define WIRELESS_SPY /* enable iwspy support */
@@ -200,10 +196,10 @@ const char *escape_essid(const char *essid, u8 essid_len);
200#include <net/iw_handler.h> /* new driver API */ 196#include <net/iw_handler.h> /* new driver API */
201 197
202#ifndef ETH_P_PAE 198#ifndef ETH_P_PAE
203#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */ 199#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
204#endif /* ETH_P_PAE */ 200#endif /* ETH_P_PAE */
205 201
206#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */ 202#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
207 203
208#ifndef ETH_P_80211_RAW 204#ifndef ETH_P_80211_RAW
209#define ETH_P_80211_RAW (ETH_P_ECONET + 1) 205#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
@@ -215,10 +211,10 @@ const char *escape_essid(const char *essid, u8 essid_len);
215 211
216struct ieee80211_snap_hdr { 212struct ieee80211_snap_hdr {
217 213
218 u8 dsap; /* always 0xAA */ 214 u8 dsap; /* always 0xAA */
219 u8 ssap; /* always 0xAA */ 215 u8 ssap; /* always 0xAA */
220 u8 ctrl; /* always 0x03 */ 216 u8 ctrl; /* always 0x03 */
221 u8 oui[P80211_OUI_LEN]; /* organizational universal id */ 217 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
222 218
223} __attribute__ ((packed)); 219} __attribute__ ((packed));
224 220
@@ -312,14 +308,12 @@ enum ieee80211_reasoncode {
312 WLAN_REASON_CIPHER_SUITE_REJECTED = 24, 308 WLAN_REASON_CIPHER_SUITE_REJECTED = 24,
313}; 309};
314 310
315
316#define IEEE80211_STATMASK_SIGNAL (1<<0) 311#define IEEE80211_STATMASK_SIGNAL (1<<0)
317#define IEEE80211_STATMASK_RSSI (1<<1) 312#define IEEE80211_STATMASK_RSSI (1<<1)
318#define IEEE80211_STATMASK_NOISE (1<<2) 313#define IEEE80211_STATMASK_NOISE (1<<2)
319#define IEEE80211_STATMASK_RATE (1<<3) 314#define IEEE80211_STATMASK_RATE (1<<3)
320#define IEEE80211_STATMASK_WEMASK 0x7 315#define IEEE80211_STATMASK_WEMASK 0x7
321 316
322
323#define IEEE80211_CCK_MODULATION (1<<0) 317#define IEEE80211_CCK_MODULATION (1<<0)
324#define IEEE80211_OFDM_MODULATION (1<<1) 318#define IEEE80211_OFDM_MODULATION (1<<1)
325 319
@@ -377,9 +371,6 @@ enum ieee80211_reasoncode {
377#define IEEE80211_NUM_CCK_RATES 4 371#define IEEE80211_NUM_CCK_RATES 4
378#define IEEE80211_OFDM_SHIFT_MASK_A 4 372#define IEEE80211_OFDM_SHIFT_MASK_A 4
379 373
380
381
382
383/* NOTE: This data is for statistical purposes; not all hardware provides this 374/* NOTE: This data is for statistical purposes; not all hardware provides this
384 * information for frames received. Not setting these will not cause 375 * information for frames received. Not setting these will not cause
385 * any adverse affects. */ 376 * any adverse affects. */
@@ -388,7 +379,7 @@ struct ieee80211_rx_stats {
388 s8 rssi; 379 s8 rssi;
389 u8 signal; 380 u8 signal;
390 u8 noise; 381 u8 noise;
391 u16 rate; /* in 100 kbps */ 382 u16 rate; /* in 100 kbps */
392 u8 received_channel; 383 u8 received_channel;
393 u8 control; 384 u8 control;
394 u8 mask; 385 u8 mask;
@@ -449,28 +440,24 @@ struct ieee80211_device;
449#define SEC_LEVEL (1<<7) 440#define SEC_LEVEL (1<<7)
450#define SEC_ENABLED (1<<8) 441#define SEC_ENABLED (1<<8)
451 442
452#define SEC_LEVEL_0 0 /* None */ 443#define SEC_LEVEL_0 0 /* None */
453#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */ 444#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
454#define SEC_LEVEL_2 2 /* Level 1 + TKIP */ 445#define SEC_LEVEL_2 2 /* Level 1 + TKIP */
455#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */ 446#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
456#define SEC_LEVEL_3 4 /* Level 2 + CCMP */ 447#define SEC_LEVEL_3 4 /* Level 2 + CCMP */
457 448
458#define WEP_KEYS 4 449#define WEP_KEYS 4
459#define WEP_KEY_LEN 13 450#define WEP_KEY_LEN 13
460 451
461struct ieee80211_security { 452struct ieee80211_security {
462 u16 active_key:2, 453 u16 active_key:2,
463 enabled:1, 454 enabled:1, auth_mode:2, auth_algo:4, unicast_uses_group:1;
464 auth_mode:2,
465 auth_algo:4,
466 unicast_uses_group:1;
467 u8 key_sizes[WEP_KEYS]; 455 u8 key_sizes[WEP_KEYS];
468 u8 keys[WEP_KEYS][WEP_KEY_LEN]; 456 u8 keys[WEP_KEYS][WEP_KEY_LEN];
469 u8 level; 457 u8 level;
470 u16 flags; 458 u16 flags;
471} __attribute__ ((packed)); 459} __attribute__ ((packed));
472 460
473
474/* 461/*
475 462
476 802.11 data frame from AP 463 802.11 data frame from AP
@@ -494,7 +481,7 @@ enum ieee80211_mfie {
494 MFIE_TYPE_RATES = 1, 481 MFIE_TYPE_RATES = 1,
495 MFIE_TYPE_FH_SET = 2, 482 MFIE_TYPE_FH_SET = 2,
496 MFIE_TYPE_DS_SET = 3, 483 MFIE_TYPE_DS_SET = 3,
497 MFIE_TYPE_CF_SET = 4, 484 MFIE_TYPE_CF_SET = 4,
498 MFIE_TYPE_TIM = 5, 485 MFIE_TYPE_TIM = 5,
499 MFIE_TYPE_IBSS_SET = 6, 486 MFIE_TYPE_IBSS_SET = 6,
500 MFIE_TYPE_COUNTRY = 7, 487 MFIE_TYPE_COUNTRY = 7,
@@ -554,7 +541,6 @@ struct ieee80211_authentication {
554 struct ieee80211_info_element info_element; 541 struct ieee80211_info_element info_element;
555} __attribute__ ((packed)); 542} __attribute__ ((packed));
556 543
557
558struct ieee80211_probe_response { 544struct ieee80211_probe_response {
559 struct ieee80211_hdr_3addr header; 545 struct ieee80211_hdr_3addr header;
560 u32 time_stamp[2]; 546 u32 time_stamp[2];
@@ -575,10 +561,9 @@ struct ieee80211_assoc_response_frame {
575 __le16 capability; 561 __le16 capability;
576 __le16 status; 562 __le16 status;
577 __le16 aid; 563 __le16 aid;
578 struct ieee80211_info_element info_element; /* supported rates */ 564 struct ieee80211_info_element info_element; /* supported rates */
579} __attribute__ ((packed)); 565} __attribute__ ((packed));
580 566
581
582struct ieee80211_txb { 567struct ieee80211_txb {
583 u8 nr_frags; 568 u8 nr_frags;
584 u8 encrypted; 569 u8 encrypted;
@@ -588,7 +573,6 @@ struct ieee80211_txb {
588 struct sk_buff *fragments[0]; 573 struct sk_buff *fragments[0];
589}; 574};
590 575
591
592/* SWEEP TABLE ENTRIES NUMBER */ 576/* SWEEP TABLE ENTRIES NUMBER */
593#define MAX_SWEEP_TAB_ENTRIES 42 577#define MAX_SWEEP_TAB_ENTRIES 42
594#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7 578#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
@@ -651,7 +635,6 @@ enum ieee80211_state {
651#define DEFAULT_MAX_SCAN_AGE (15 * HZ) 635#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
652#define DEFAULT_FTS 2346 636#define DEFAULT_FTS 2346
653 637
654
655#define CFG_IEEE80211_RESERVE_FCS (1<<0) 638#define CFG_IEEE80211_RESERVE_FCS (1<<0)
656#define CFG_IEEE80211_COMPUTE_FCS (1<<1) 639#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
657 640
@@ -669,24 +652,25 @@ struct ieee80211_device {
669 int scans; 652 int scans;
670 int scan_age; 653 int scan_age;
671 654
672 int iw_mode; /* operating mode (IW_MODE_*) */ 655 int iw_mode; /* operating mode (IW_MODE_*) */
656 struct iw_spy_data spy_data; /* iwspy support */
673 657
674 spinlock_t lock; 658 spinlock_t lock;
675 659
676 int tx_headroom; /* Set to size of any additional room needed at front 660 int tx_headroom; /* Set to size of any additional room needed at front
677 * of allocated Tx SKBs */ 661 * of allocated Tx SKBs */
678 u32 config; 662 u32 config;
679 663
680 /* WEP and other encryption related settings at the device level */ 664 /* WEP and other encryption related settings at the device level */
681 int open_wep; /* Set to 1 to allow unencrypted frames */ 665 int open_wep; /* Set to 1 to allow unencrypted frames */
682 666
683 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on 667 int reset_on_keychange; /* Set to 1 if the HW needs to be reset on
684 * WEP key changes */ 668 * WEP key changes */
685 669
686 /* If the host performs {en,de}cryption, then set to 1 */ 670 /* If the host performs {en,de}cryption, then set to 1 */
687 int host_encrypt; 671 int host_encrypt;
688 int host_decrypt; 672 int host_decrypt;
689 int ieee802_1x; /* is IEEE 802.1X used */ 673 int ieee802_1x; /* is IEEE 802.1X used */
690 674
691 /* WPA data */ 675 /* WPA data */
692 int wpa_enabled; 676 int wpa_enabled;
@@ -698,36 +682,36 @@ struct ieee80211_device {
698 682
699 struct list_head crypt_deinit_list; 683 struct list_head crypt_deinit_list;
700 struct ieee80211_crypt_data *crypt[WEP_KEYS]; 684 struct ieee80211_crypt_data *crypt[WEP_KEYS];
701 int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */ 685 int tx_keyidx; /* default TX key index (crypt[tx_keyidx]) */
702 struct timer_list crypt_deinit_timer; 686 struct timer_list crypt_deinit_timer;
703 687
704 int bcrx_sta_key; /* use individual keys to override default keys even 688 int bcrx_sta_key; /* use individual keys to override default keys even
705 * with RX of broad/multicast frames */ 689 * with RX of broad/multicast frames */
706 690
707 /* Fragmentation structures */ 691 /* Fragmentation structures */
708 struct ieee80211_frag_entry frag_cache[IEEE80211_FRAG_CACHE_LEN]; 692 struct ieee80211_frag_entry frag_cache[IEEE80211_FRAG_CACHE_LEN];
709 unsigned int frag_next_idx; 693 unsigned int frag_next_idx;
710 u16 fts; /* Fragmentation Threshold */ 694 u16 fts; /* Fragmentation Threshold */
711 695
712 /* Association info */ 696 /* Association info */
713 u8 bssid[ETH_ALEN]; 697 u8 bssid[ETH_ALEN];
714 698
715 enum ieee80211_state state; 699 enum ieee80211_state state;
716 700
717 int mode; /* A, B, G */ 701 int mode; /* A, B, G */
718 int modulation; /* CCK, OFDM */ 702 int modulation; /* CCK, OFDM */
719 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */ 703 int freq_band; /* 2.4Ghz, 5.2Ghz, Mixed */
720 int abg_ture; /* ABG flag */ 704 int abg_ture; /* ABG flag */
721 705
722 int perfect_rssi; 706 int perfect_rssi;
723 int worst_rssi; 707 int worst_rssi;
724 708
725 /* Callback functions */ 709 /* Callback functions */
726 void (*set_security)(struct net_device *dev, 710 void (*set_security) (struct net_device * dev,
727 struct ieee80211_security *sec); 711 struct ieee80211_security * sec);
728 int (*hard_start_xmit)(struct ieee80211_txb *txb, 712 int (*hard_start_xmit) (struct ieee80211_txb * txb,
729 struct net_device *dev); 713 struct net_device * dev);
730 int (*reset_port)(struct net_device *dev); 714 int (*reset_port) (struct net_device * dev);
731 715
732 /* This must be the last item so that it points to the data 716 /* This must be the last item so that it points to the data
733 * allocated beyond this structure by alloc_ieee80211 */ 717 * allocated beyond this structure by alloc_ieee80211 */
@@ -760,7 +744,8 @@ extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
760 return 1; 744 return 1;
761} 745}
762 746
763extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee, int mode) 747extern inline int ieee80211_is_valid_mode(struct ieee80211_device *ieee,
748 int mode)
764{ 749{
765 /* 750 /*
766 * It is possible for both access points and our device to support 751 * It is possible for both access points and our device to support
@@ -811,8 +796,6 @@ extern inline int ieee80211_get_hdrlen(u16 fc)
811 return hdrlen; 796 return hdrlen;
812} 797}
813 798
814
815
816/* ieee80211.c */ 799/* ieee80211.c */
817extern void free_ieee80211(struct net_device *dev); 800extern void free_ieee80211(struct net_device *dev);
818extern struct net_device *alloc_ieee80211(int sizeof_priv); 801extern struct net_device *alloc_ieee80211(int sizeof_priv);
@@ -820,11 +803,9 @@ extern struct net_device *alloc_ieee80211(int sizeof_priv);
820extern int ieee80211_set_encryption(struct ieee80211_device *ieee); 803extern int ieee80211_set_encryption(struct ieee80211_device *ieee);
821 804
822/* ieee80211_tx.c */ 805/* ieee80211_tx.c */
823extern int ieee80211_xmit(struct sk_buff *skb, 806extern int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev);
824 struct net_device *dev);
825extern void ieee80211_txb_free(struct ieee80211_txb *); 807extern void ieee80211_txb_free(struct ieee80211_txb *);
826 808
827
828/* ieee80211_rx.c */ 809/* ieee80211_rx.c */
829extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, 810extern int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
830 struct ieee80211_rx_stats *rx_stats); 811 struct ieee80211_rx_stats *rx_stats);
@@ -843,7 +824,6 @@ extern int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
843 struct iw_request_info *info, 824 struct iw_request_info *info,
844 union iwreq_data *wrqu, char *key); 825 union iwreq_data *wrqu, char *key);
845 826
846
847extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee) 827extern inline void ieee80211_increment_scans(struct ieee80211_device *ieee)
848{ 828{
849 ieee->scans++; 829 ieee->scans++;
@@ -854,5 +834,4 @@ extern inline int ieee80211_get_scans(struct ieee80211_device *ieee)
854 return ieee->scans; 834 return ieee->scans;
855} 835}
856 836
857 837#endif /* IEEE80211_H */
858#endif /* IEEE80211_H */