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1/* SPDX-License-Identifier: GPL-2.0 */
2/******************************************************************************
3 *
4 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
5 *
6 * Modifications for inclusion into the Linux staging tree are
7 * Copyright(c) 2010 Larry Finger. All rights reserved.
8 *
9 * Contact information:
10 * WLAN FAE <wlanfae@realtek.com>
11 * Larry Finger <Larry.Finger@lwfinger.net>
12 *
13 ******************************************************************************/
14#ifndef __IEEE80211_H
15#define __IEEE80211_H
16
17#include <linux/ieee80211.h>
18
19#define IEEE_CMD_SET_WPA_PARAM 1
20#define IEEE_CMD_SET_WPA_IE 2
21#define IEEE_CMD_SET_ENCRYPTION 3
22#define IEEE_CMD_MLME 4
23
24#define IEEE_PARAM_WPA_ENABLED 1
25#define IEEE_PARAM_TKIP_COUNTERMEASURES 2
26#define IEEE_PARAM_DROP_UNENCRYPTED 3
27#define IEEE_PARAM_PRIVACY_INVOKED 4
28#define IEEE_PARAM_AUTH_ALGS 5
29#define IEEE_PARAM_IEEE_802_1X 6
30#define IEEE_PARAM_WPAX_SELECT 7
31
32#define AUTH_ALG_OPEN_SYSTEM 0x1
33#define AUTH_ALG_SHARED_KEY 0x2
34#define AUTH_ALG_LEAP 0x00000004
35
36#define IEEE_MLME_STA_DEAUTH 1
37#define IEEE_MLME_STA_DISASSOC 2
38
39#define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
40#define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
41#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
42#define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
43#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
44#define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
45
46#define IEEE_CRYPT_ALG_NAME_LEN 16
47
48#define WPA_CIPHER_NONE BIT(0)
49#define WPA_CIPHER_WEP40 BIT(1)
50#define WPA_CIPHER_WEP104 BIT(2)
51#define WPA_CIPHER_TKIP BIT(3)
52#define WPA_CIPHER_CCMP BIT(4)
53
54#define WPA_SELECTOR_LEN 4
55#define RSN_HEADER_LEN 4
56
57#define RSN_SELECTOR_LEN 4
58
59enum NETWORK_TYPE {
60 WIRELESS_INVALID = 0,
61 WIRELESS_11B = 1,
62 WIRELESS_11G = 2,
63 WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G),
64 WIRELESS_11A = 4,
65 WIRELESS_11N = 8,
66 WIRELESS_11GN = (WIRELESS_11G | WIRELESS_11N),
67 WIRELESS_11BGN = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11N),
68};
69
70struct ieee_param {
71 u32 cmd;
72 u8 sta_addr[ETH_ALEN];
73 union {
74 struct {
75 u8 name;
76 u32 value;
77 } wpa_param;
78 struct {
79 u32 len;
80 u8 reserved[32];
81 u8 data[];
82 } wpa_ie;
83 struct {
84 int command;
85 int reason_code;
86 } mlme;
87 struct {
88 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
89 u8 set_tx;
90 u32 err;
91 u8 idx;
92 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
93 u16 key_len;
94 u8 key[];
95 } crypt;
96 } u;
97};
98
99#define MIN_FRAG_THRESHOLD 256U
100#define MAX_FRAG_THRESHOLD 2346U
101
102/* QoS,QOS */
103#define NORMAL_ACK 0
104
105/* IEEE 802.11 defines */
106
107#define P80211_OUI_LEN 3
108
109struct ieee80211_snap_hdr {
110 u8 dsap; /* always 0xAA */
111 u8 ssap; /* always 0xAA */
112 u8 ctrl; /* always 0x03 */
113 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
114} __packed;
115
116#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
117
118#define IEEE80211_CCK_RATE_LEN 4
119#define IEEE80211_NUM_OFDM_RATESLEN 8
120
121#define IEEE80211_CCK_RATE_1MB 0x02
122#define IEEE80211_CCK_RATE_2MB 0x04
123#define IEEE80211_CCK_RATE_5MB 0x0B
124#define IEEE80211_CCK_RATE_11MB 0x16
125#define IEEE80211_OFDM_RATE_6MB 0x0C
126#define IEEE80211_OFDM_RATE_9MB 0x12
127#define IEEE80211_OFDM_RATE_12MB 0x18
128#define IEEE80211_OFDM_RATE_18MB 0x24
129#define IEEE80211_OFDM_RATE_24MB 0x30
130#define IEEE80211_OFDM_RATE_36MB 0x48
131#define IEEE80211_OFDM_RATE_48MB 0x60
132#define IEEE80211_OFDM_RATE_54MB 0x6C
133#define IEEE80211_BASIC_RATE_MASK 0x80
134
135#define WEP_KEYS 4
136
137/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
138 * only use 8, and then use extended rates for the remaining supported
139 * rates. Other APs, however, stick all of their supported rates on the
140 * main rates information element...
141 */
142#define MAX_RATES_LENGTH ((u8)12)
143#define MAX_WPA_IE_LEN 128
144
145struct registry_priv;
146
147u8 *r8712_set_ie(u8 *pbuf, sint index, uint len, u8 *source, uint *frlen);
148u8 *r8712_get_ie(u8 *pbuf, sint index, uint *len, sint limit);
149unsigned char *r8712_get_wpa_ie(unsigned char *pie, uint *rsn_ie_len,
150 int limit);
151unsigned char *r8712_get_wpa2_ie(unsigned char *pie, uint *rsn_ie_len,
152 int limit);
153int r8712_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
154 int *pairwise_cipher);
155int r8712_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
156 int *pairwise_cipher);
157int r8712_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len,
158 u8 *wpa_ie, u16 *wpa_len);
159int r8712_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
160int r8712_generate_ie(struct registry_priv *pregistrypriv);
161uint r8712_is_cckrates_included(u8 *rate);
162uint r8712_is_cckratesonly_included(u8 *rate);
163
164#endif /* IEEE80211_H */
165
1/******************************************************************************
2 *
3 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
17 *
18 * Modifications for inclusion into the Linux staging tree are
19 * Copyright(c) 2010 Larry Finger. All rights reserved.
20 *
21 * Contact information:
22 * WLAN FAE <wlanfae@realtek.com>
23 * Larry Finger <Larry.Finger@lwfinger.net>
24 *
25 ******************************************************************************/
26#ifndef __IEEE80211_H
27#define __IEEE80211_H
28
29#include "osdep_service.h"
30#include "drv_types.h"
31#include "wifi.h"
32#include <linux/compiler.h>
33#include <linux/wireless.h>
34
35#define MGMT_QUEUE_NUM 5
36#define ETH_ALEN 6
37#define IEEE_CMD_SET_WPA_PARAM 1
38#define IEEE_CMD_SET_WPA_IE 2
39#define IEEE_CMD_SET_ENCRYPTION 3
40#define IEEE_CMD_MLME 4
41
42#define IEEE_PARAM_WPA_ENABLED 1
43#define IEEE_PARAM_TKIP_COUNTERMEASURES 2
44#define IEEE_PARAM_DROP_UNENCRYPTED 3
45#define IEEE_PARAM_PRIVACY_INVOKED 4
46#define IEEE_PARAM_AUTH_ALGS 5
47#define IEEE_PARAM_IEEE_802_1X 6
48#define IEEE_PARAM_WPAX_SELECT 7
49
50#define AUTH_ALG_OPEN_SYSTEM 0x1
51#define AUTH_ALG_SHARED_KEY 0x2
52#define AUTH_ALG_LEAP 0x00000004
53
54#define IEEE_MLME_STA_DEAUTH 1
55#define IEEE_MLME_STA_DISASSOC 2
56
57#define IEEE_CRYPT_ERR_UNKNOWN_ALG 2
58#define IEEE_CRYPT_ERR_UNKNOWN_ADDR 3
59#define IEEE_CRYPT_ERR_CRYPT_INIT_FAILED 4
60#define IEEE_CRYPT_ERR_KEY_SET_FAILED 5
61#define IEEE_CRYPT_ERR_TX_KEY_SET_FAILED 6
62#define IEEE_CRYPT_ERR_CARD_CONF_FAILED 7
63
64
65#define IEEE_CRYPT_ALG_NAME_LEN 16
66
67#define WPA_CIPHER_NONE BIT(0)
68#define WPA_CIPHER_WEP40 BIT(1)
69#define WPA_CIPHER_WEP104 BIT(2)
70#define WPA_CIPHER_TKIP BIT(3)
71#define WPA_CIPHER_CCMP BIT(4)
72
73
74
75#define WPA_SELECTOR_LEN 4
76#define RSN_HEADER_LEN 4
77
78#define RSN_SELECTOR_LEN 4
79
80enum NETWORK_TYPE {
81 WIRELESS_INVALID = 0,
82 WIRELESS_11B = 1,
83 WIRELESS_11G = 2,
84 WIRELESS_11BG = (WIRELESS_11B | WIRELESS_11G),
85 WIRELESS_11A = 4,
86 WIRELESS_11N = 8,
87 WIRELESS_11GN = (WIRELESS_11G | WIRELESS_11N),
88 WIRELESS_11BGN = (WIRELESS_11B | WIRELESS_11G | WIRELESS_11N),
89};
90
91
92struct ieee_param {
93 u32 cmd;
94 u8 sta_addr[ETH_ALEN];
95 union {
96 struct {
97 u8 name;
98 u32 value;
99 } wpa_param;
100 struct {
101 u32 len;
102 u8 reserved[32];
103 u8 data[0];
104 } wpa_ie;
105 struct {
106 int command;
107 int reason_code;
108 } mlme;
109 struct {
110 u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
111 u8 set_tx;
112 u32 err;
113 u8 idx;
114 u8 seq[8]; /* sequence counter (set: RX, get: TX) */
115 u16 key_len;
116 u8 key[0];
117 } crypt;
118 } u;
119};
120
121#define IEEE80211_DATA_LEN 2304
122/* Maximum size for the MA-UNITDATA primitive, 802.11 standard section
123 6.2.1.1.2.
124
125 The figure in section 7.1.2 suggests a body size of up to 2312
126 bytes is allowed, which is a bit confusing, I suspect this
127 represents the 2304 bytes of real data, plus a possible 8 bytes of
128 WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */
129
130#define IEEE80211_HLEN 30
131#define IEEE80211_FRAME_LEN (IEEE80211_DATA_LEN + IEEE80211_HLEN)
132
133/* this is stolen from ipw2200 driver */
134#define IEEE_IBSS_MAC_HASH_SIZE 31
135
136struct ieee_ibss_seq {
137 u8 mac[ETH_ALEN];
138 u16 seq_num;
139 u16 frag_num;
140 unsigned long packet_time;
141 struct list_head list;
142};
143
144struct ieee80211_hdr {
145 u16 frame_ctl;
146 u16 duration_id;
147 u8 addr1[ETH_ALEN];
148 u8 addr2[ETH_ALEN];
149 u8 addr3[ETH_ALEN];
150 u16 seq_ctl;
151 u8 addr4[ETH_ALEN];
152} __packed;
153
154struct ieee80211_hdr_3addr {
155 u16 frame_ctl;
156 u16 duration_id;
157 u8 addr1[ETH_ALEN];
158 u8 addr2[ETH_ALEN];
159 u8 addr3[ETH_ALEN];
160 u16 seq_ctl;
161} __packed;
162
163
164struct ieee80211_hdr_qos {
165 u16 frame_ctl;
166 u16 duration_id;
167 u8 addr1[ETH_ALEN];
168 u8 addr2[ETH_ALEN];
169 u8 addr3[ETH_ALEN];
170 u16 seq_ctl;
171 u8 addr4[ETH_ALEN];
172 u16 qc;
173} __packed;
174
175struct ieee80211_hdr_3addr_qos {
176 u16 frame_ctl;
177 u16 duration_id;
178 u8 addr1[ETH_ALEN];
179 u8 addr2[ETH_ALEN];
180 u8 addr3[ETH_ALEN];
181 u16 seq_ctl;
182 u16 qc;
183} __packed;
184
185struct eapol {
186 u8 snap[6];
187 u16 ethertype;
188 u8 version;
189 u8 type;
190 u16 length;
191} __packed;
192
193
194enum eap_type {
195 EAP_PACKET = 0,
196 EAPOL_START,
197 EAPOL_LOGOFF,
198 EAPOL_KEY,
199 EAPOL_ENCAP_ASF_ALERT
200};
201
202#define IEEE80211_3ADDR_LEN 24
203#define IEEE80211_4ADDR_LEN 30
204#define IEEE80211_FCS_LEN 4
205
206#define MIN_FRAG_THRESHOLD 256U
207#define MAX_FRAG_THRESHOLD 2346U
208
209/* Frame control field constants */
210#define IEEE80211_FCTL_VERS 0x0002
211#define IEEE80211_FCTL_FTYPE 0x000c
212#define IEEE80211_FCTL_STYPE 0x00f0
213#define IEEE80211_FCTL_TODS 0x0100
214#define IEEE80211_FCTL_FROMDS 0x0200
215#define IEEE80211_FCTL_MOREFRAGS 0x0400
216#define IEEE80211_FCTL_RETRY 0x0800
217#define IEEE80211_FCTL_PM 0x1000
218#define IEEE80211_FCTL_MOREDATA 0x2000
219#define IEEE80211_FCTL_WEP 0x4000
220#define IEEE80211_FCTL_ORDER 0x8000
221
222#define IEEE80211_FTYPE_MGMT 0x0000
223#define IEEE80211_FTYPE_CTL 0x0004
224#define IEEE80211_FTYPE_DATA 0x0008
225
226/* management */
227#define IEEE80211_STYPE_ASSOC_REQ 0x0000
228#define IEEE80211_STYPE_ASSOC_RESP 0x0010
229#define IEEE80211_STYPE_REASSOC_REQ 0x0020
230#define IEEE80211_STYPE_REASSOC_RESP 0x0030
231#define IEEE80211_STYPE_PROBE_REQ 0x0040
232#define IEEE80211_STYPE_PROBE_RESP 0x0050
233#define IEEE80211_STYPE_BEACON 0x0080
234#define IEEE80211_STYPE_ATIM 0x0090
235#define IEEE80211_STYPE_DISASSOC 0x00A0
236#define IEEE80211_STYPE_AUTH 0x00B0
237#define IEEE80211_STYPE_DEAUTH 0x00C0
238
239/* control */
240#define IEEE80211_STYPE_PSPOLL 0x00A0
241#define IEEE80211_STYPE_RTS 0x00B0
242#define IEEE80211_STYPE_CTS 0x00C0
243#define IEEE80211_STYPE_ACK 0x00D0
244#define IEEE80211_STYPE_CFEND 0x00E0
245#define IEEE80211_STYPE_CFENDACK 0x00F0
246
247/* data */
248#define IEEE80211_STYPE_DATA 0x0000
249#define IEEE80211_STYPE_DATA_CFACK 0x0010
250#define IEEE80211_STYPE_DATA_CFPOLL 0x0020
251#define IEEE80211_STYPE_DATA_CFACKPOLL 0x0030
252#define IEEE80211_STYPE_NULLFUNC 0x0040
253#define IEEE80211_STYPE_CFACK 0x0050
254#define IEEE80211_STYPE_CFPOLL 0x0060
255#define IEEE80211_STYPE_CFACKPOLL 0x0070
256#define IEEE80211_QOS_DATAGRP 0x0080
257#define IEEE80211_QoS_DATAGRP IEEE80211_QOS_DATAGRP
258
259#define IEEE80211_SCTL_FRAG 0x000F
260#define IEEE80211_SCTL_SEQ 0xFFF0
261
262/* QoS,QOS */
263#define NORMAL_ACK 0
264#define NO_ACK 1
265#define NON_EXPLICIT_ACK 2
266#define BLOCK_ACK 3
267
268#ifndef ETH_P_PAE
269#define ETH_P_PAE 0x888E /* Port Access Entity (IEEE 802.1X) */
270#endif /* ETH_P_PAE */
271
272#define ETH_P_PREAUTH 0x88C7 /* IEEE 802.11i pre-authentication */
273
274#define ETH_P_ECONET 0x0018
275
276#ifndef ETH_P_80211_RAW
277#define ETH_P_80211_RAW (ETH_P_ECONET + 1)
278#endif
279
280/* IEEE 802.11 defines */
281
282#define P80211_OUI_LEN 3
283
284struct ieee80211_snap_hdr {
285 u8 dsap; /* always 0xAA */
286 u8 ssap; /* always 0xAA */
287 u8 ctrl; /* always 0x03 */
288 u8 oui[P80211_OUI_LEN]; /* organizational universal id */
289} __packed;
290
291#define SNAP_SIZE sizeof(struct ieee80211_snap_hdr)
292
293#define WLAN_FC_GET_TYPE(fc) ((fc) & IEEE80211_FCTL_FTYPE)
294#define WLAN_FC_GET_STYPE(fc) ((fc) & IEEE80211_FCTL_STYPE)
295
296#define WLAN_QC_GET_TID(qc) ((qc) & 0x0f)
297
298#define WLAN_GET_SEQ_FRAG(seq) ((seq) & IEEE80211_SCTL_FRAG)
299#define WLAN_GET_SEQ_SEQ(seq) ((seq) & IEEE80211_SCTL_SEQ)
300
301/* Authentication algorithms */
302#define WLAN_AUTH_OPEN 0
303#define WLAN_AUTH_SHARED_KEY 1
304
305#define WLAN_AUTH_CHALLENGE_LEN 128
306
307#define WLAN_CAPABILITY_BSS (1<<0)
308#define WLAN_CAPABILITY_IBSS (1<<1)
309#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
310#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
311#define WLAN_CAPABILITY_PRIVACY (1<<4)
312#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
313#define WLAN_CAPABILITY_PBCC (1<<6)
314#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
315#define WLAN_CAPABILITY_SHORT_SLOT (1<<10)
316
317/* Status codes */
318#define WLAN_STATUS_SUCCESS 0
319#define WLAN_STATUS_UNSPECIFIED_FAILURE 1
320#define WLAN_STATUS_CAPS_UNSUPPORTED 10
321#define WLAN_STATUS_REASSOC_NO_ASSOC 11
322#define WLAN_STATUS_ASSOC_DENIED_UNSPEC 12
323#define WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG 13
324#define WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION 14
325#define WLAN_STATUS_CHALLENGE_FAIL 15
326#define WLAN_STATUS_AUTH_TIMEOUT 16
327#define WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA 17
328#define WLAN_STATUS_ASSOC_DENIED_RATES 18
329/* 802.11b */
330#define WLAN_STATUS_ASSOC_DENIED_NOSHORT 19
331#define WLAN_STATUS_ASSOC_DENIED_NOPBCC 20
332#define WLAN_STATUS_ASSOC_DENIED_NOAGILITY 21
333
334/* Reason codes */
335#define WLAN_REASON_UNSPECIFIED 1
336#define WLAN_REASON_PREV_AUTH_NOT_VALID 2
337#define WLAN_REASON_DEAUTH_LEAVING 3
338#define WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY 4
339#define WLAN_REASON_DISASSOC_AP_BUSY 5
340#define WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA 6
341#define WLAN_REASON_CLASS3_FRAME_FROM_NONASSOC_STA 7
342#define WLAN_REASON_DISASSOC_STA_HAS_LEFT 8
343#define WLAN_REASON_STA_REQ_ASSOC_WITHOUT_AUTH 9
344
345
346/* Information Element IDs */
347#define WLAN_EID_SSID 0
348#define WLAN_EID_SUPP_RATES 1
349#define WLAN_EID_FH_PARAMS 2
350#define WLAN_EID_DS_PARAMS 3
351#define WLAN_EID_CF_PARAMS 4
352#define WLAN_EID_TIM 5
353#define WLAN_EID_IBSS_PARAMS 6
354#define WLAN_EID_CHALLENGE 16
355#define WLAN_EID_RSN 48
356#define WLAN_EID_GENERIC 221
357
358#define IEEE80211_MGMT_HDR_LEN 24
359#define IEEE80211_DATA_HDR3_LEN 24
360#define IEEE80211_DATA_HDR4_LEN 30
361
362
363#define IEEE80211_STATMASK_SIGNAL (1<<0)
364#define IEEE80211_STATMASK_RSSI (1<<1)
365#define IEEE80211_STATMASK_NOISE (1<<2)
366#define IEEE80211_STATMASK_RATE (1<<3)
367#define IEEE80211_STATMASK_WEMASK 0x7
368
369
370#define IEEE80211_CCK_MODULATION (1<<0)
371#define IEEE80211_OFDM_MODULATION (1<<1)
372
373#define IEEE80211_24GHZ_BAND (1<<0)
374#define IEEE80211_52GHZ_BAND (1<<1)
375
376#define IEEE80211_CCK_RATE_LEN 4
377#define IEEE80211_NUM_OFDM_RATESLEN 8
378
379
380#define IEEE80211_CCK_RATE_1MB 0x02
381#define IEEE80211_CCK_RATE_2MB 0x04
382#define IEEE80211_CCK_RATE_5MB 0x0B
383#define IEEE80211_CCK_RATE_11MB 0x16
384#define IEEE80211_OFDM_RATE_LEN 8
385#define IEEE80211_OFDM_RATE_6MB 0x0C
386#define IEEE80211_OFDM_RATE_9MB 0x12
387#define IEEE80211_OFDM_RATE_12MB 0x18
388#define IEEE80211_OFDM_RATE_18MB 0x24
389#define IEEE80211_OFDM_RATE_24MB 0x30
390#define IEEE80211_OFDM_RATE_36MB 0x48
391#define IEEE80211_OFDM_RATE_48MB 0x60
392#define IEEE80211_OFDM_RATE_54MB 0x6C
393#define IEEE80211_BASIC_RATE_MASK 0x80
394
395#define IEEE80211_CCK_RATE_1MB_MASK (1<<0)
396#define IEEE80211_CCK_RATE_2MB_MASK (1<<1)
397#define IEEE80211_CCK_RATE_5MB_MASK (1<<2)
398#define IEEE80211_CCK_RATE_11MB_MASK (1<<3)
399#define IEEE80211_OFDM_RATE_6MB_MASK (1<<4)
400#define IEEE80211_OFDM_RATE_9MB_MASK (1<<5)
401#define IEEE80211_OFDM_RATE_12MB_MASK (1<<6)
402#define IEEE80211_OFDM_RATE_18MB_MASK (1<<7)
403#define IEEE80211_OFDM_RATE_24MB_MASK (1<<8)
404#define IEEE80211_OFDM_RATE_36MB_MASK (1<<9)
405#define IEEE80211_OFDM_RATE_48MB_MASK (1<<10)
406#define IEEE80211_OFDM_RATE_54MB_MASK (1<<11)
407
408#define IEEE80211_CCK_RATES_MASK 0x0000000F
409#define IEEE80211_CCK_BASIC_RATES_MASK (IEEE80211_CCK_RATE_1MB_MASK | \
410 IEEE80211_CCK_RATE_2MB_MASK)
411#define IEEE80211_CCK_DEFAULT_RATES_MASK (IEEE80211_CCK_BASIC_RATES_MASK | \
412 IEEE80211_CCK_RATE_5MB_MASK | \
413 IEEE80211_CCK_RATE_11MB_MASK)
414
415#define IEEE80211_OFDM_RATES_MASK 0x00000FF0
416#define IEEE80211_OFDM_BASIC_RATES_MASK (IEEE80211_OFDM_RATE_6MB_MASK | \
417 IEEE80211_OFDM_RATE_12MB_MASK | \
418 IEEE80211_OFDM_RATE_24MB_MASK)
419#define IEEE80211_OFDM_DEFAULT_RATES_MASK (IEEE80211_OFDM_BASIC_RATES_MASK | \
420 IEEE80211_OFDM_RATE_9MB_MASK | \
421 IEEE80211_OFDM_RATE_18MB_MASK | \
422 IEEE80211_OFDM_RATE_36MB_MASK | \
423 IEEE80211_OFDM_RATE_48MB_MASK | \
424 IEEE80211_OFDM_RATE_54MB_MASK)
425#define IEEE80211_DEFAULT_RATES_MASK (IEEE80211_OFDM_DEFAULT_RATES_MASK | \
426 IEEE80211_CCK_DEFAULT_RATES_MASK)
427
428#define IEEE80211_NUM_OFDM_RATES 8
429#define IEEE80211_NUM_CCK_RATES 4
430#define IEEE80211_OFDM_SHIFT_MASK_A 4
431
432
433
434
435/* NOTE: This data is for statistical purposes; not all hardware provides this
436 * information for frames received. Not setting these will not cause
437 * any adverse affects. */
438struct ieee80211_rx_stats {
439 s8 rssi;
440 u8 signal;
441 u8 noise;
442 u8 received_channel;
443 u16 rate; /* in 100 kbps */
444 u8 mask;
445 u8 freq;
446 u16 len;
447};
448
449/* IEEE 802.11 requires that STA supports concurrent reception of at least
450 * three fragmented frames. This define can be increased to support more
451 * concurrent frames, but it should be noted that each entry can consume about
452 * 2 kB of RAM and increasing cache size will slow down frame reassembly. */
453#define IEEE80211_FRAG_CACHE_LEN 4
454
455struct ieee80211_frag_entry {
456 u32 first_frag_time;
457 uint seq;
458 uint last_frag;
459 uint qos; /*jackson*/
460 uint tid; /*jackson*/
461 struct sk_buff *skb;
462 u8 src_addr[ETH_ALEN];
463 u8 dst_addr[ETH_ALEN];
464};
465
466struct ieee80211_stats {
467 uint tx_unicast_frames;
468 uint tx_multicast_frames;
469 uint tx_fragments;
470 uint tx_unicast_octets;
471 uint tx_multicast_octets;
472 uint tx_deferred_transmissions;
473 uint tx_single_retry_frames;
474 uint tx_multiple_retry_frames;
475 uint tx_retry_limit_exceeded;
476 uint tx_discards;
477 uint rx_unicast_frames;
478 uint rx_multicast_frames;
479 uint rx_fragments;
480 uint rx_unicast_octets;
481 uint rx_multicast_octets;
482 uint rx_fcs_errors;
483 uint rx_discards_no_buffer;
484 uint tx_discards_wrong_sa;
485 uint rx_discards_undecryptable;
486 uint rx_message_in_msg_fragments;
487 uint rx_message_in_bad_msg_fragments;
488};
489
490struct ieee80211_softmac_stats {
491 uint rx_ass_ok;
492 uint rx_ass_err;
493 uint rx_probe_rq;
494 uint tx_probe_rs;
495 uint tx_beacons;
496 uint rx_auth_rq;
497 uint rx_auth_rs_ok;
498 uint rx_auth_rs_err;
499 uint tx_auth_rq;
500 uint no_auth_rs;
501 uint no_ass_rs;
502 uint tx_ass_rq;
503 uint rx_ass_rq;
504 uint tx_probe_rq;
505 uint reassoc;
506 uint swtxstop;
507 uint swtxawake;
508};
509
510#define SEC_KEY_1 (1<<0)
511#define SEC_KEY_2 (1<<1)
512#define SEC_KEY_3 (1<<2)
513#define SEC_KEY_4 (1<<3)
514#define SEC_ACTIVE_KEY (1<<4)
515#define SEC_AUTH_MODE (1<<5)
516#define SEC_UNICAST_GROUP (1<<6)
517#define SEC_LEVEL (1<<7)
518#define SEC_ENABLED (1<<8)
519
520#define SEC_LEVEL_0 0 /* None */
521#define SEC_LEVEL_1 1 /* WEP 40 and 104 bit */
522#define SEC_LEVEL_2 2 /* Level 1 + TKIP */
523#define SEC_LEVEL_2_CKIP 3 /* Level 1 + CKIP */
524#define SEC_LEVEL_3 4 /* Level 2 + CCMP */
525
526#define WEP_KEYS 4
527#define WEP_KEY_LEN 13
528
529struct ieee80211_security {
530 u16 active_key:2,
531 enabled:1,
532 auth_mode:2,
533 auth_algo:4,
534 unicast_uses_group:1;
535 u8 key_sizes[WEP_KEYS];
536 u8 keys[WEP_KEYS][WEP_KEY_LEN];
537 u8 level;
538 u16 flags;
539} __packed;
540
541/*
542
543 802.11 data frame from AP
544
545 ,-------------------------------------------------------------------.
546Bytes | 2 | 2 | 6 | 6 | 6 | 2 | 0..2312 | 4 |
547 |------|------|---------|---------|---------|------|---------|------|
548Desc. | ctrl | dura | DA/RA | TA | SA | Sequ | frame | fcs |
549 | | tion | (BSSID) | | | ence | data | |
550 `-------------------------------------------------------------------'
551
552Total: 28-2340 bytes
553
554*/
555
556struct ieee80211_header_data {
557 u16 frame_ctl;
558 u16 duration_id;
559 u8 addr1[6];
560 u8 addr2[6];
561 u8 addr3[6];
562 u16 seq_ctrl;
563};
564
565#define BEACON_PROBE_SSID_ID_POSITION 12
566
567/* Management Frame Information Element Types */
568#define MFIE_TYPE_SSID 0
569#define MFIE_TYPE_RATES 1
570#define MFIE_TYPE_FH_SET 2
571#define MFIE_TYPE_DS_SET 3
572#define MFIE_TYPE_CF_SET 4
573#define MFIE_TYPE_TIM 5
574#define MFIE_TYPE_IBSS_SET 6
575#define MFIE_TYPE_CHALLENGE 16
576#define MFIE_TYPE_ERP 42
577#define MFIE_TYPE_RSN 48
578#define MFIE_TYPE_RATES_EX 50
579#define MFIE_TYPE_GENERIC 221
580
581struct ieee80211_info_element_hdr {
582 u8 id;
583 u8 len;
584} __packed;
585
586struct ieee80211_info_element {
587 u8 id;
588 u8 len;
589 u8 data[0];
590} __packed;
591
592/*
593 * These are the data types that can make up management packets
594 *
595 u16 auth_algorithm;
596 u16 auth_sequence;
597 u16 beacon_interval;
598 u16 capability;
599 u8 current_ap[ETH_ALEN];
600 u16 listen_interval;
601 struct {
602 u16 association_id:14, reserved:2;
603 } __packed;
604 u32 time_stamp[2];
605 u16 reason;
606 u16 status;
607*/
608
609#define IEEE80211_DEFAULT_TX_ESSID "Penguin"
610#define IEEE80211_DEFAULT_BASIC_RATE 10
611
612struct ieee80211_authentication {
613 struct ieee80211_header_data header;
614 u16 algorithm;
615 u16 transaction;
616 u16 status;
617} __packed;
618
619struct ieee80211_probe_response {
620 struct ieee80211_header_data header;
621 u32 time_stamp[2];
622 u16 beacon_interval;
623 u16 capability;
624 struct ieee80211_info_element info_element;
625} __packed;
626
627struct ieee80211_probe_request {
628 struct ieee80211_header_data header;
629} __packed;
630
631struct ieee80211_assoc_request_frame {
632 struct ieee80211_hdr_3addr header;
633 u16 capability;
634 u16 listen_interval;
635 struct ieee80211_info_element_hdr info_element;
636} __packed;
637
638struct ieee80211_assoc_response_frame {
639 struct ieee80211_hdr_3addr header;
640 u16 capability;
641 u16 status;
642 u16 aid;
643} __packed;
644
645struct ieee80211_txb {
646 u8 nr_frags;
647 u8 encrypted;
648 u16 reserved;
649 u16 frag_size;
650 u16 payload_size;
651 struct sk_buff *fragments[0];
652};
653
654/* SWEEP TABLE ENTRIES NUMBER*/
655#define MAX_SWEEP_TAB_ENTRIES 42
656#define MAX_SWEEP_TAB_ENTRIES_PER_PACKET 7
657/* MAX_RATES_LENGTH needs to be 12. The spec says 8, and many APs
658 * only use 8, and then use extended rates for the remaining supported
659 * rates. Other APs, however, stick all of their supported rates on the
660 * main rates information element... */
661#define MAX_RATES_LENGTH ((u8)12)
662#define MAX_RATES_EX_LENGTH ((u8)16)
663#define MAX_NETWORK_COUNT 128
664#define MAX_CHANNEL_NUMBER 161
665#define IEEE80211_SOFTMAC_SCAN_TIME 400
666/*(HZ / 2)*/
667#define IEEE80211_SOFTMAC_ASSOC_RETRY_TIME (HZ * 2)
668
669#define CRC_LENGTH 4U
670
671#define MAX_WPA_IE_LEN 128
672
673#define NETWORK_EMPTY_ESSID (1<<0)
674#define NETWORK_HAS_OFDM (1<<1)
675#define NETWORK_HAS_CCK (1<<2)
676
677#define IEEE80211_DTIM_MBCAST 4
678#define IEEE80211_DTIM_UCAST 2
679#define IEEE80211_DTIM_VALID 1
680#define IEEE80211_DTIM_INVALID 0
681
682#define IEEE80211_PS_DISABLED 0
683#define IEEE80211_PS_UNICAST IEEE80211_DTIM_UCAST
684#define IEEE80211_PS_MBCAST IEEE80211_DTIM_MBCAST
685#define IW_ESSID_MAX_SIZE 32
686/*
687 * join_res:
688 * -1: authentication fail
689 * -2: association fail
690 * > 0: TID
691 */
692
693enum ieee80211_state {
694 /* the card is not linked at all */
695 IEEE80211_NOLINK = 0,
696 /* IEEE80211_ASSOCIATING* are for BSS client mode
697 * the driver shall not perform RX filtering unless
698 * the state is LINKED.
699 * The driver shall just check for the state LINKED and
700 * defaults to NOLINK for ALL the other states (including
701 * LINKED_SCANNING)
702 */
703 /* the association procedure will start (wq scheduling)*/
704 IEEE80211_ASSOCIATING,
705 IEEE80211_ASSOCIATING_RETRY,
706 /* the association procedure is sending AUTH request*/
707 IEEE80211_ASSOCIATING_AUTHENTICATING,
708 /* the association procedure has successfully authenticated
709 * and is sending association request
710 */
711 IEEE80211_ASSOCIATING_AUTHENTICATED,
712 /* the link is ok. the card associated to a BSS or linked
713 * to a ibss cell or acting as an AP and creating the bss
714 */
715 IEEE80211_LINKED,
716 /* same as LINKED, but the driver shall apply RX filter
717 * rules as we are in NO_LINK mode. As the card is still
718 * logically linked, but it is doing a syncro site survey
719 * then it will be back to LINKED state.
720 */
721 IEEE80211_LINKED_SCANNING,
722};
723
724#define DEFAULT_MAX_SCAN_AGE (15 * HZ)
725#define DEFAULT_FTS 2346
726
727#define CFG_IEEE80211_RESERVE_FCS (1<<0)
728#define CFG_IEEE80211_COMPUTE_FCS (1<<1)
729
730#define MAXTID 16
731
732#define IEEE_A (1<<0)
733#define IEEE_B (1<<1)
734#define IEEE_G (1<<2)
735#define IEEE_MODE_MASK (IEEE_A|IEEE_B|IEEE_G)
736
737extern inline int ieee80211_is_empty_essid(const char *essid, int essid_len)
738{
739 /* Single white space is for Linksys APs */
740 if (essid_len == 1 && essid[0] == ' ')
741 return 1;
742 /* Otherwise, if the entire essid is 0, we assume it is hidden */
743 while (essid_len) {
744 essid_len--;
745 if (essid[essid_len] != '\0')
746 return 0;
747 }
748 return 1;
749}
750
751extern inline int ieee80211_get_hdrlen(u16 fc)
752{
753 int hdrlen = 24;
754
755 switch (WLAN_FC_GET_TYPE(fc)) {
756 case IEEE80211_FTYPE_DATA:
757 if (fc & IEEE80211_QOS_DATAGRP)
758 hdrlen += 2;
759 if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
760 hdrlen += 6; /* Addr4 */
761 break;
762 case IEEE80211_FTYPE_CTL:
763 switch (WLAN_FC_GET_STYPE(fc)) {
764 case IEEE80211_STYPE_CTS:
765 case IEEE80211_STYPE_ACK:
766 hdrlen = 10;
767 break;
768 default:
769 hdrlen = 16;
770 break;
771 }
772 break;
773 }
774 return hdrlen;
775}
776
777struct registry_priv;
778
779u8 *r8712_set_ie(u8 *pbuf, sint index, uint len, u8 *source, uint *frlen);
780u8 *r8712_get_ie(u8 *pbuf, sint index, sint *len, sint limit);
781unsigned char *r8712_get_wpa_ie(unsigned char *pie, int *rsn_ie_len, int limit);
782unsigned char *r8712_get_wpa2_ie(unsigned char *pie, int *rsn_ie_len,
783 int limit);
784int r8712_parse_wpa_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
785 int *pairwise_cipher);
786int r8712_parse_wpa2_ie(u8 *wpa_ie, int wpa_ie_len, int *group_cipher,
787 int *pairwise_cipher);
788int r8712_get_sec_ie(u8 *in_ie, uint in_len, u8 *rsn_ie, u16 *rsn_len,
789 u8 *wpa_ie, u16 *wpa_len);
790int r8712_get_wps_ie(u8 *in_ie, uint in_len, u8 *wps_ie, uint *wps_ielen);
791int r8712_generate_ie(struct registry_priv *pregistrypriv);
792uint r8712_is_cckrates_included(u8 *rate);
793uint r8712_is_cckratesonly_included(u8 *rate);
794
795#endif /* IEEE80211_H */
796