1 /*
2 * WPA definitions shared between hostapd and wpa_supplicant
3 * Copyright (c) 2002-2018, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9 #include "os.h"
10 #include "esp_wifi_driver.h"
11 #ifndef WPA_COMMON_H
12 #define WPA_COMMON_H
13
14 #define WPA_MAX_SSID_LEN 32
15
16 /* IEEE 802.11i */
17 #define PMKID_LEN 16
18 #define PMK_LEN 32
19 #define PMK_LEN_MAX 64
20 #define PMK_LEN_SUITE_B_192 48
21 #define WPA_REPLAY_COUNTER_LEN 8
22 #define WPA_NONCE_LEN 32
23 #define WPA_KEY_RSC_LEN 8
24 #define WPA_GMK_LEN 32
25 #define WPA_GTK_MAX_LEN 32
26 #define WPA_MAX_RSNXE_LEN 4
27
28 #define WPA_SELECTOR_LEN 4
29 #define WPA_VERSION 1
30 #define RSN_SELECTOR_LEN 4
31 #define RSN_VERSION 1
32
33 #define RSN_SELECTOR(a, b, c, d) \
34 ((((u32) (a)) << 24) | (((u32) (b)) << 16) | (((u32) (c)) << 8) | \
35 (u32) (d))
36
37 #define WPA_AUTH_KEY_MGMT_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
38 #define WPA_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
39 #define WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
40 #define WPA_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
41 #define WPA_CIPHER_SUITE_WEP40 RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
42 #define WPA_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
43 #define WPA_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x50, 0xf2, 4)
44 #define WPA_CIPHER_SUITE_WEP104 RSN_SELECTOR(0x00, 0x50, 0xf2, 5)
45
46 #define WAPI_SELECTOR(a, b, c, d) \
47 ((((u32) (a)) << 24) | (((u32) (b)) << 16) | (((u32) (c)) << 8) | \
48 (u32) (d))
49
50 #define WAPI_AUTH_KEY_MGMT_NONE WAPI_SELECTOR(0x00, 0x14, 0x72, 0)
51 #define WAPI_AUTH_KEY_MGMT_CERT WAPI_SELECTOR(0x00, 0x14, 0x72, 1)
52 #define WAPI_AUTH_KEY_MGMT_PSK WAPI_SELECTOR(0x00, 0x14, 0x72, 2)
53 #define WAPI_CIPHER_SUITE_NONE WAPI_SELECTOR(0x00, 0x14, 0x72, 0)
54 #define WAPI_CIPHER_SUITE_SMS4 WAPI_SELECTOR(0x00, 0x14, 0x72, 1)
55
56 #define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
57 #define RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
58 #ifdef CONFIG_IEEE80211R
59 #define RSN_AUTH_KEY_MGMT_FT_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
60 #define RSN_AUTH_KEY_MGMT_FT_PSK RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
61 #endif /* CONFIG_IEEE80211R */
62 #define RSN_AUTH_KEY_MGMT_802_1X_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
63 #define RSN_AUTH_KEY_MGMT_PSK_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
64 #define RSN_AUTH_KEY_MGMT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
65 #define RSN_AUTH_KEY_MGMT_FT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
66 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
67 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
68 #define RSN_AUTH_KEY_MGMT_FT_802_1X_SUITE_B_192 \
69 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
70 #define RSN_AUTH_KEY_MGMT_FT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
71 #define RSN_AUTH_KEY_MGMT_OWE RSN_SELECTOR(0x00, 0x0f, 0xac, 18)
72
73 #define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0)
74 #define RSN_CIPHER_SUITE_WEP40 RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
75 #define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
76 #define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
77 #define RSN_CIPHER_SUITE_WEP104 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
78 #ifdef CONFIG_IEEE80211W
79 #define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
80 #endif /* CONFIG_IEEE80211W */
81 #define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
82 #define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
83 #define RSN_CIPHER_SUITE_GCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
84 #define RSN_CIPHER_SUITE_CCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
85 #define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
86 #define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
87 #define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
88
89 /* EAPOL-Key Key Data Encapsulation
90 * GroupKey and PeerKey require encryption, otherwise, encryption is optional.
91 */
92 #define RSN_KEY_DATA_GROUPKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
93 #define RSN_KEY_DATA_MAC_ADDR RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
94 #define RSN_KEY_DATA_PMKID RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
95 #ifdef CONFIG_IEEE80211W
96 #define RSN_KEY_DATA_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
97 #endif /* CONFIG_IEEE80211W */
98
99 #define WFA_KEY_DATA_TRANSITION_DISABLE RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x20)
100
101 #define WPA_OUI_TYPE RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
102
103 #define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *) (a), (val))
104 #define RSN_SELECTOR_GET(a) WPA_GET_BE32((const u8 *) (a))
105
106 #define RSN_NUM_REPLAY_COUNTERS_1 0
107 #define RSN_NUM_REPLAY_COUNTERS_2 1
108 #define RSN_NUM_REPLAY_COUNTERS_4 2
109 #define RSN_NUM_REPLAY_COUNTERS_16 3
110
111 #ifdef _MSC_VER
112 #pragma pack(push, 1)
113 #endif /* _MSC_VER */
114
115 #ifdef CONFIG_IEEE80211W
116 #define WPA_IGTK_LEN 16
117 #endif /* CONFIG_IEEE80211W */
118
119
120 /* IEEE 802.11, 7.3.2.25.3 RSN Capabilities */
121 #define WPA_CAPABILITY_PREAUTH BIT(0)
122 #define WPA_CAPABILITY_NO_PAIRWISE BIT(1)
123 /* B2-B3: PTKSA Replay Counter */
124 /* B4-B5: GTKSA Replay Counter */
125 #define WPA_CAPABILITY_MFPR BIT(6)
126 #define WPA_CAPABILITY_MFPC BIT(7)
127 #define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
128 #define WPA_CAPABILITY_SPP_CAPABLE BIT(10)
129 #define WPA_CAPABILITY_SPP_REQUIRED BIT(11)
130
131
132 /* IEEE 802.11r */
133 #define MOBILITY_DOMAIN_ID_LEN 2
134 #define FT_R0KH_ID_MAX_LEN 48
135 #define FT_R1KH_ID_LEN 6
136 #define WPA_PMK_NAME_LEN 16
137
138
139 /* IEEE 802.11, 8.5.2 EAPOL-Key frames */
140 #define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2)))
141 #define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
142 #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
143 #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
144 #define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
145 #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */
146 /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */
147 #define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) | BIT(5))
148 #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
149 #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
150 #define WPA_KEY_INFO_TXRX BIT(6) /* group */
151 #define WPA_KEY_INFO_ACK BIT(7)
152 #define WPA_KEY_INFO_MIC BIT(8)
153 #define WPA_KEY_INFO_SECURE BIT(9)
154 #define WPA_KEY_INFO_ERROR BIT(10)
155 #define WPA_KEY_INFO_REQUEST BIT(11)
156 #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
157 #define WPA_KEY_INFO_SMK_MESSAGE BIT(13)
158
159
160 struct wpa_eapol_key {
161 u8 type;
162 /* Note: key_info, key_length, and key_data_length are unaligned */
163 u8 key_info[2]; /* big endian */
164 u8 key_length[2]; /* big endian */
165 u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
166 u8 key_nonce[WPA_NONCE_LEN];
167 u8 key_iv[16];
168 u8 key_rsc[WPA_KEY_RSC_LEN];
169 u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
170 u8 key_mic[16];
171 u8 key_data_length[2]; /* big endian */
172 /* followed by key_data_length bytes of key_data */
173 } STRUCT_PACKED;
174
175 struct wpa_eapol_key_192 {
176 u8 type;
177 /* Note: key_info, key_length, and key_data_length are unaligned */
178 u8 key_info[2]; /* big endian */
179 u8 key_length[2]; /* big endian */
180 u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
181 u8 key_nonce[WPA_NONCE_LEN];
182 u8 key_iv[16];
183 u8 key_rsc[WPA_KEY_RSC_LEN];
184 u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
185 u8 key_mic[24];
186 u8 key_data_length[2]; /* big endian */
187 /* followed by key_data_length bytes of key_data */
188 } STRUCT_PACKED;
189
190 #define WPA_EAPOL_KEY_MIC_MAX_LEN 24
191 #define WPA_KCK_MAX_LEN 24
192 #define WPA_KEK_MAX_LEN 32
193
194 #define WPA_TK_MAX_LEN 32
195
196 /**
197 * struct wpa_ptk - WPA Pairwise Transient Key
198 * IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy
199 */
200 struct wpa_ptk {
201 u8 kck[WPA_KCK_MAX_LEN]; /* EAPOL-Key Key Confirmation Key (KCK) */
202 u8 kek[WPA_KEK_MAX_LEN]; /* EAPOL-Key Key Encryption Key (KEK) */
203 u8 tk[WPA_TK_MAX_LEN]; /* Temporal Key (TK) */
204 size_t kck_len;
205 size_t kek_len;
206 size_t tk_len;
207 int installed; /* 1 if key has already been installed to driver */
208 };
209
210 struct wpa_gtk {
211 u8 gtk[WPA_GTK_MAX_LEN];
212 size_t gtk_len;
213 };
214
215 #ifdef CONFIG_IEEE80211W
216 struct wpa_igtk {
217 u8 igtk[WPA_IGTK_MAX_LEN];
218 size_t igtk_len;
219 };
220 #endif /* CONFIG_IEEE80211W */
221
222 struct wpa_gtk_data {
223 enum wpa_alg alg;
224 int tx, key_rsc_len, keyidx;
225 u8 gtk[32];
226 int gtk_len;
227 };
228
229
230 /* WPA IE version 1
231 * 00-50-f2:1 (OUI:OUI type)
232 * 0x01 0x00 (version; little endian)
233 * (all following fields are optional:)
234 * Group Suite Selector (4 octets) (default: TKIP)
235 * Pairwise Suite Count (2 octets, little endian) (default: 1)
236 * Pairwise Suite List (4 * n octets) (default: TKIP)
237 * Authenticated Key Management Suite Count (2 octets, little endian)
238 * (default: 1)
239 * Authenticated Key Management Suite List (4 * n octets)
240 * (default: unspec 802.1X)
241 * WPA Capabilities (2 octets, little endian) (default: 0)
242 */
243
244 struct wpa_ie_hdr {
245 u8 elem_id;
246 u8 len;
247 u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
248 u8 version[2]; /* little endian */
249 } STRUCT_PACKED;
250
251
252 /* 1/4: PMKID
253 * 2/4: RSN IE
254 * 3/4: one or two RSN IEs + GTK IE (encrypted)
255 * 4/4: empty
256 * 1/2: GTK IE (encrypted)
257 * 2/2: empty
258 */
259
260 /* RSN IE version 1
261 * 0x01 0x00 (version; little endian)
262 * (all following fields are optional:)
263 * Group Suite Selector (4 octets) (default: CCMP)
264 * Pairwise Suite Count (2 octets, little endian) (default: 1)
265 * Pairwise Suite List (4 * n octets) (default: CCMP)
266 * Authenticated Key Management Suite Count (2 octets, little endian)
267 * (default: 1)
268 * Authenticated Key Management Suite List (4 * n octets)
269 * (default: unspec 802.1X)
270 * RSN Capabilities (2 octets, little endian) (default: 0)
271 * PMKID Count (2 octets) (default: 0)
272 * PMKID List (16 * n octets)
273 * Management Group Cipher Suite (4 octets) (default: AES-128-CMAC)
274 */
275
276 struct rsn_ie_hdr {
277 u8 elem_id; /* WLAN_EID_RSN */
278 u8 len;
279 u8 version[2]; /* little endian */
280 } STRUCT_PACKED;
281
282 struct rsn_error_kde {
283 be16 mui;
284 be16 error_type;
285 } STRUCT_PACKED;
286
287 #ifdef CONFIG_IEEE80211W
288 struct wpa_igtk_kde {
289 u8 keyid[2];
290 u8 pn[6];
291 u8 igtk[WPA_IGTK_LEN];
292 } STRUCT_PACKED;
293 #endif /* CONFIG_IEEE80211W */
294
295 #ifdef CONFIG_IEEE80211R
296 struct rsn_mdie {
297 u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
298 u8 ft_capab;
299 } STRUCT_PACKED;
300
301 #define RSN_FT_CAPAB_FT_OVER_DS BIT(0)
302 #define RSN_FT_CAPAB_FT_RESOURCE_REQ_SUPP BIT(1)
303
304 struct rsn_ftie {
305 u8 mic_control[2];
306 u8 mic[16];
307 u8 anonce[WPA_NONCE_LEN];
308 u8 snonce[WPA_NONCE_LEN];
309 /* followed by optional parameters */
310 } STRUCT_PACKED;
311
312 #define FTIE_SUBELEM_R1KH_ID 1
313 #define FTIE_SUBELEM_GTK 2
314 #define FTIE_SUBELEM_R0KH_ID 3
315 #define FTIE_SUBELEM_IGTK 4
316
317 struct rsn_rdie {
318 u8 id;
319 u8 descr_count;
320 le16 status_code;
321 } STRUCT_PACKED;
322
323 #endif /* CONFIG_IEEE80211R */
324
325 /* WFA Transition Disable KDE (using OUI_WFA) */
326 /* Transition Disable Bitmap bits */
327 #define TRANSITION_DISABLE_WPA3_PERSONAL BIT(0)
328 #define TRANSITION_DISABLE_SAE_PK BIT(1)
329 #define TRANSITION_DISABLE_WPA3_ENTERPRISE BIT(2)
330 #define TRANSITION_DISABLE_ENHANCED_OPEN BIT(3)
331
332 #ifdef CONFIG_IEEE80211R
333 int wpa_ft_mic(const u8 *kck, size_t kck_len, const u8 *sta_addr,
334 const u8 *ap_addr, u8 transaction_seqnum,
335 const u8 *mdie, size_t mdie_len,
336 const u8 *ftie, size_t ftie_len,
337 const u8 *rsnie, size_t rsnie_len,
338 const u8 *ric, size_t ric_len, u8 *mic);
339 void wpa_derive_pmk_r0(const u8 *xxkey, size_t xxkey_len,
340 const u8 *ssid, size_t ssid_len,
341 const u8 *mdid, const u8 *r0kh_id, size_t r0kh_id_len,
342 const u8 *s0kh_id, u8 *pmk_r0, u8 *pmk_r0_name);
343 void wpa_derive_pmk_r1_name(const u8 *pmk_r0_name, const u8 *r1kh_id,
344 const u8 *s1kh_id, u8 *pmk_r1_name);
345 void wpa_derive_pmk_r1(const u8 *pmk_r0, const u8 *pmk_r0_name,
346 const u8 *r1kh_id, const u8 *s1kh_id,
347 u8 *pmk_r1, u8 *pmk_r1_name);
348 int wpa_pmk_r1_to_ptk(const u8 *pmk_r1, const u8 *snonce, const u8 *anonce,
349 const u8 *sta_addr, const u8 *bssid,
350 const u8 *pmk_r1_name,
351 struct wpa_ptk *ptk, u8 *ptk_name, int akmp, int cipher);
352 #endif /* CONFIG_IEEE80211R */
353
354 struct wpa_ie_data {
355 int proto;
356 int pairwise_cipher;
357 int group_cipher;
358 int key_mgmt;
359 int capabilities;
360 size_t num_pmkid;
361 const u8 *pmkid;
362 int mgmt_group_cipher;
363 uint8_t rsnxe_capa;
364 };
365
366 struct rsn_sppamsdu_sup {
367 bool capable;
368 bool require;
369 };
370
371 #ifdef CONFIG_SUITEB
372 int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
373 const u8 *spa, u8 *pmkid);
374 #else /* CONFIG_SUITEB */
rsn_pmkid_suite_b(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)375 static inline int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
376 const u8 *spa, u8 *pmkid)
377 {
378 return -1;
379 }
380 #endif /* CONFIG_SUITEB */
381
382 #ifdef CONFIG_SUITEB192
383 int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len, const u8 *aa,
384 const u8 *spa, u8 *pmkid);
385 #else /* CONFIG_SUITEB192 */
rsn_pmkid_suite_b_192(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)386 static inline int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len,
387 const u8 *aa, const u8 *spa, u8 *pmkid)
388 {
389 return -1;
390 }
391 #endif /* CONFIG_SUITEB192 */
392
393 const char * wpa_cipher_txt(int cipher);
394
395 int wpa_parse_wpa_ie_rsn(const u8 *rsn_ie, size_t rsn_ie_len,
396 struct wpa_ie_data *data);
397 int wpa_parse_wpa_ie(const u8 *wpa_ie, size_t wpa_ie_len,
398 struct wpa_ie_data *data);
399 int wpa_parse_wpa_ie_rsnxe(const u8 *rsnxe_ie, size_t rsnxe_ie_len,
400 struct wpa_ie_data *data);
401
402 u32 wpa_akm_to_suite(int akm);
403 int wpa_compare_rsn_ie(int ft_initial_assoc,
404 const u8 *ie1, size_t ie1len,
405 const u8 *ie2, size_t ie2len);
406 int wpa_insert_pmkid(u8 *ies, size_t *ies_len, const u8 *pmkid);
407
408 struct wpa_ft_ies {
409 const u8 *mdie;
410 size_t mdie_len;
411 const u8 *ftie;
412 size_t ftie_len;
413 const u8 *r1kh_id;
414 const u8 *gtk;
415 size_t gtk_len;
416 const u8 *r0kh_id;
417 size_t r0kh_id_len;
418 const u8 *rsn;
419 size_t rsn_len;
420 const u8 *rsn_pmkid;
421 const u8 *tie;
422 size_t tie_len;
423 const u8 *igtk;
424 size_t igtk_len;
425 const u8 *ric;
426 size_t ric_len;
427 };
428
429 int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse);
430
431 int wpa_eapol_key_mic(const u8 *key, size_t key_len, int akmp, int ver,
432 const u8 *buf, size_t len, u8 *mic);
433 int wpa_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const char *label,
434 const u8 *addr1, const u8 *addr2,
435 const u8 *nonce1, const u8 *nonce2,
436 struct wpa_ptk *ptk, int akmp, int cipher);
437
438 void rsn_pmkid(const u8 *pmk, size_t pmk_len, const u8 *aa, const u8 *spa,
439 u8 *pmkid, int akmp);
440
441 int wpa_cipher_key_len(int cipher);
442 int wpa_cipher_rsc_len(int cipher);
443 int wpa_cipher_to_alg(int cipher);
444 int wpa_cipher_valid_pairwise(int cipher);
445 int wpa_cipher_valid_mgmt_group(int cipher);
446 u32 wpa_cipher_to_suite(int proto, int cipher);
447
448 int wpa_cipher_put_suites(u8 *pos, int ciphers);
449
450 int wpa_parse_wpa_ie_wpa(const u8 *wpa_ie, size_t wpa_ie_len,
451 struct wpa_ie_data *data);
452
453 int rsn_cipher_put_suites(u8 *pos, int ciphers);
454 unsigned int wpa_mic_len(int akmp, size_t pmk_len);
455 int wpa_use_akm_defined(int akmp);
456 int wpa_use_aes_key_wrap(int akmp);
457 int wpa_use_akm_defined(int akmp);
458 int wpa_use_aes_key_wrap(int akmp);
459
460 #endif /* WPA_COMMON_H */
461