1 /*
2 * WPA definitions shared between hostapd and wpa_supplicant
3 * Copyright (c) 2002-2017, 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 #ifndef WPA_COMMON_H
10 #define WPA_COMMON_H
11
12 /* IEEE 802.11i */
13 #define PMKID_LEN 16
14 #define PMK_LEN 32
15 #define PMK_LEN_SUITE_B_192 48
16 #define PMK_LEN_MAX 64
17 #define WPA_REPLAY_COUNTER_LEN 8
18 #define WPA_NONCE_LEN 32
19 #define WPA_KEY_RSC_LEN 8
20 #define WPA_GMK_LEN 32
21 #define WPA_GTK_MAX_LEN 32
22
23 #define OWE_DH_GROUP 19
24
25 #define WPA_ALLOWED_PAIRWISE_CIPHERS \
26 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | WPA_CIPHER_NONE | \
27 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
28 #define WPA_ALLOWED_GROUP_CIPHERS \
29 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | \
30 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \
31 WPA_CIPHER_GTK_NOT_USED)
32 #define WPA_ALLOWED_GROUP_MGMT_CIPHERS \
33 (WPA_CIPHER_AES_128_CMAC | WPA_CIPHER_BIP_GMAC_128 | WPA_CIPHER_BIP_GMAC_256 | \
34 WPA_CIPHER_BIP_CMAC_256)
35
36 #define WPA_SELECTOR_LEN 4
37 #define WPA_VERSION 1
38 #define RSN_SELECTOR_LEN 4
39 #define RSN_VERSION 1
40
41 #define RSN_SELECTOR(a, b, c, d) \
42 ((((u32) (a)) << 24) | (((u32) (b)) << 16) | (((u32) (c)) << 8) | \
43 (u32) (d))
44
45 #define WPA_AUTH_KEY_MGMT_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
46 #define WPA_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
47 #define WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
48 #define WPA_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0)
49 #define WPA_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
50 #define WPA_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
51 #define WPA_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x50, 0xf2, 4)
52
53
54 #define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
55 #define RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
56 #define RSN_AUTH_KEY_MGMT_FT_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
57 #define RSN_AUTH_KEY_MGMT_FT_PSK RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
58 #define RSN_AUTH_KEY_MGMT_802_1X_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
59 #define RSN_AUTH_KEY_MGMT_PSK_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
60 #define RSN_AUTH_KEY_MGMT_TPK_HANDSHAKE RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
61 #define RSN_AUTH_KEY_MGMT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
62 #define RSN_AUTH_KEY_MGMT_FT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
63 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
64 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
65 #define RSN_AUTH_KEY_MGMT_FT_802_1X_SUITE_B_192 \
66 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
67 #define RSN_AUTH_KEY_MGMT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 14)
68 #define RSN_AUTH_KEY_MGMT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 15)
69 #define RSN_AUTH_KEY_MGMT_FT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 16)
70 #define RSN_AUTH_KEY_MGMT_FT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 17)
71 #define RSN_AUTH_KEY_MGMT_OWE RSN_SELECTOR(0x00, 0x0f, 0xac, 18)
72 #define RSN_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0x00)
73 #define RSN_AUTH_KEY_MGMT_OSEN RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x01)
74 #define RSN_AUTH_KEY_MGMT_DPP RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x02)
75
76 #define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0)
77 #define RSN_CIPHER_SUITE_WEP40 RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
78 #define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
79 #if 0
80 #define RSN_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
81 #endif
82 #define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
83 #define RSN_CIPHER_SUITE_WEP104 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
84 #define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
85 #define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
86 #define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
87 #define RSN_CIPHER_SUITE_GCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
88 #define RSN_CIPHER_SUITE_CCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
89 #define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
90 #define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
91 #define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
92 #define RSN_CIPHER_SUITE_SMS4 RSN_SELECTOR(0x00, 0x14, 0x72, 1)
93 #define RSN_CIPHER_SUITE_CKIP RSN_SELECTOR(0x00, 0x40, 0x96, 0)
94 #define RSN_CIPHER_SUITE_CKIP_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 1)
95 #define RSN_CIPHER_SUITE_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 2)
96 /* KRK is defined for nl80211 use only */
97 #define RSN_CIPHER_SUITE_KRK RSN_SELECTOR(0x00, 0x40, 0x96, 255)
98
99 /* EAPOL-Key Key Data Encapsulation
100 * GroupKey and PeerKey require encryption, otherwise, encryption is optional.
101 */
102 #define RSN_KEY_DATA_GROUPKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
103 #if 0
104 #define RSN_KEY_DATA_STAKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
105 #endif
106 #define RSN_KEY_DATA_MAC_ADDR RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
107 #define RSN_KEY_DATA_PMKID RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
108 #ifdef CONFIG_IEEE80211W
109 #define RSN_KEY_DATA_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
110 #endif /* CONFIG_IEEE80211W */
111 #define RSN_KEY_DATA_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
112 #define RSN_KEY_DATA_MULTIBAND_GTK RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
113 #define RSN_KEY_DATA_MULTIBAND_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
114
115 #define WFA_KEY_DATA_IP_ADDR_REQ RSN_SELECTOR(0x50, 0x6f, 0x9a, 4)
116 #define WFA_KEY_DATA_IP_ADDR_ALLOC RSN_SELECTOR(0x50, 0x6f, 0x9a, 5)
117
118 #define WPA_OUI_TYPE RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
119
120 #define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *) (a), (val))
121 #define RSN_SELECTOR_GET(a) WPA_GET_BE32((const u8 *) (a))
122
123 #define RSN_NUM_REPLAY_COUNTERS_1 0
124 #define RSN_NUM_REPLAY_COUNTERS_2 1
125 #define RSN_NUM_REPLAY_COUNTERS_4 2
126 #define RSN_NUM_REPLAY_COUNTERS_16 3
127
128
129 #ifdef _MSC_VER
130 #pragma pack(push, 1)
131 #endif /* _MSC_VER */
132
133 #ifdef CONFIG_IEEE80211W
134 #define WPA_IGTK_LEN 16
135 #define WPA_IGTK_MAX_LEN 32
136 #endif /* CONFIG_IEEE80211W */
137
138
139 /* IEEE 802.11, 7.3.2.25.3 RSN Capabilities */
140 #define WPA_CAPABILITY_PREAUTH BIT(0)
141 #define WPA_CAPABILITY_NO_PAIRWISE BIT(1)
142 /* B2-B3: PTKSA Replay Counter */
143 /* B4-B5: GTKSA Replay Counter */
144 #define WPA_CAPABILITY_MFPR BIT(6)
145 #define WPA_CAPABILITY_MFPC BIT(7)
146 /* B8: Reserved */
147 #define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
148 #define WPA_CAPABILITY_SPP_A_MSDU_CAPABLE BIT(10)
149 #define WPA_CAPABILITY_SPP_A_MSDU_REQUIRED BIT(11)
150 #define WPA_CAPABILITY_PBAC BIT(12)
151 #define WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST BIT(13)
152 /* B14-B15: Reserved */
153
154
155 /* IEEE 802.11r */
156 #define MOBILITY_DOMAIN_ID_LEN 2
157 #define FT_R0KH_ID_MAX_LEN 48
158 #define FT_R1KH_ID_LEN 6
159 #define WPA_PMK_NAME_LEN 16
160
161
162 /* IEEE 802.11, 8.5.2 EAPOL-Key frames */
163 #define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2)))
164 #define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
165 #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
166 #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
167 #define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
168 #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */
169 /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */
170 #define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) | BIT(5))
171 #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
172 #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
173 #define WPA_KEY_INFO_TXRX BIT(6) /* group */
174 #define WPA_KEY_INFO_ACK BIT(7)
175 #define WPA_KEY_INFO_MIC BIT(8)
176 #define WPA_KEY_INFO_SECURE BIT(9)
177 #define WPA_KEY_INFO_ERROR BIT(10)
178 #define WPA_KEY_INFO_REQUEST BIT(11)
179 #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
180 #define WPA_KEY_INFO_SMK_MESSAGE BIT(13)
181
182
183 struct wpa_eapol_key {
184 u8 type;
185 /* Note: key_info, key_length, and key_data_length are unaligned */
186 u8 key_info[2]; /* big endian */
187 u8 key_length[2]; /* big endian */
188 u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
189 u8 key_nonce[WPA_NONCE_LEN];
190 u8 key_iv[16];
191 u8 key_rsc[WPA_KEY_RSC_LEN];
192 u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
193 /* variable length Key MIC field */
194 /* big endian 2-octet Key Data Length field */
195 /* followed by Key Data Length bytes of Key Data */
196 } STRUCT_PACKED;
197
198 #define WPA_EAPOL_KEY_MIC_MAX_LEN 32
199 #define WPA_KCK_MAX_LEN 32
200 #define WPA_KEK_MAX_LEN 64
201 #define WPA_TK_MAX_LEN 32
202 #define FILS_ICK_MAX_LEN 48
203 #define FILS_FT_MAX_LEN 48
204
205 /**
206 * struct wpa_ptk - WPA Pairwise Transient Key
207 * IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy
208 */
209 struct wpa_ptk {
210 u8 kck[WPA_KCK_MAX_LEN]; /* EAPOL-Key Key Confirmation Key (KCK) */
211 u8 kek[WPA_KEK_MAX_LEN]; /* EAPOL-Key Key Encryption Key (KEK) */
212 u8 tk[WPA_TK_MAX_LEN]; /* Temporal Key (TK) */
213 size_t kck_len;
214 size_t kek_len;
215 size_t tk_len;
216 int installed; /* 1 if key has already been installed to driver */
217 };
218
219 struct wpa_gtk {
220 u8 gtk[WPA_GTK_MAX_LEN];
221 size_t gtk_len;
222 };
223
224 #ifdef CONFIG_IEEE80211W
225 struct wpa_igtk {
226 u8 igtk[WPA_IGTK_MAX_LEN];
227 size_t igtk_len;
228 };
229 #endif /* CONFIG_IEEE80211W */
230
231 /* WPA IE version 1
232 * 00-50-f2:1 (OUI:OUI type)
233 * 0x01 0x00 (version; little endian)
234 * (all following fields are optional:)
235 * Group Suite Selector (4 octets) (default: TKIP)
236 * Pairwise Suite Count (2 octets, little endian) (default: 1)
237 * Pairwise Suite List (4 * n octets) (default: TKIP)
238 * Authenticated Key Management Suite Count (2 octets, little endian)
239 * (default: 1)
240 * Authenticated Key Management Suite List (4 * n octets)
241 * (default: unspec 802.1X)
242 * WPA Capabilities (2 octets, little endian) (default: 0)
243 */
244
245 struct wpa_ie_hdr {
246 u8 elem_id;
247 u8 len;
248 u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
249 u8 version[2]; /* little endian */
250 } STRUCT_PACKED;
251
252
253 /* 1/4: PMKID
254 * 2/4: RSN IE
255 * 3/4: one or two RSN IEs + GTK IE (encrypted)
256 * 4/4: empty
257 * 1/2: GTK IE (encrypted)
258 * 2/2: empty
259 */
260
261 /* RSN IE version 1
262 * 0x01 0x00 (version; little endian)
263 * (all following fields are optional:)
264 * Group Suite Selector (4 octets) (default: CCMP)
265 * Pairwise Suite Count (2 octets, little endian) (default: 1)
266 * Pairwise Suite List (4 * n octets) (default: CCMP)
267 * Authenticated Key Management Suite Count (2 octets, little endian)
268 * (default: 1)
269 * Authenticated Key Management Suite List (4 * n octets)
270 * (default: unspec 802.1X)
271 * RSN Capabilities (2 octets, little endian) (default: 0)
272 * PMKID Count (2 octets) (default: 0)
273 * PMKID List (16 * n octets)
274 * Management Group Cipher Suite (4 octets) (default: AES-128-CMAC)
275 */
276
277 struct rsn_ie_hdr {
278 u8 elem_id; /* WLAN_EID_RSN */
279 u8 len;
280 u8 version[2]; /* little endian */
281 } STRUCT_PACKED;
282
283
284 struct rsn_error_kde {
285 be16 mui;
286 be16 error_type;
287 } STRUCT_PACKED;
288
289 #ifdef CONFIG_IEEE80211W
290 #define WPA_IGTK_KDE_PREFIX_LEN (2 + 6)
291 struct wpa_igtk_kde {
292 u8 keyid[2];
293 u8 pn[6];
294 u8 igtk[WPA_IGTK_MAX_LEN];
295 } STRUCT_PACKED;
296 #endif /* CONFIG_IEEE80211W */
297
298 struct rsn_mdie {
299 u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
300 u8 ft_capab;
301 } STRUCT_PACKED;
302
303 #define RSN_FT_CAPAB_FT_OVER_DS BIT(0)
304 #define RSN_FT_CAPAB_FT_RESOURCE_REQ_SUPP BIT(1)
305
306 struct rsn_ftie {
307 u8 mic_control[2];
308 u8 mic[16];
309 u8 anonce[WPA_NONCE_LEN];
310 u8 snonce[WPA_NONCE_LEN];
311 /* followed by optional parameters */
312 } STRUCT_PACKED;
313
314 #define FTIE_SUBELEM_R1KH_ID 1
315 #define FTIE_SUBELEM_GTK 2
316 #define FTIE_SUBELEM_R0KH_ID 3
317 #define FTIE_SUBELEM_IGTK 4
318
319 struct rsn_rdie {
320 u8 id;
321 u8 descr_count;
322 le16 status_code;
323 } STRUCT_PACKED;
324
325
326 #ifdef _MSC_VER
327 #pragma pack(pop)
328 #endif /* _MSC_VER */
329
330
331 int wpa_eapol_key_mic(const u8 *key, size_t key_len, int akmp, int ver,
332 const u8 *buf, size_t len, u8 *mic);
333 int wpa_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const char *label,
334 const u8 *addr1, const u8 *addr2,
335 const u8 *nonce1, const u8 *nonce2,
336 struct wpa_ptk *ptk, int akmp, int cipher);
337 int fils_rmsk_to_pmk(int akmp, const u8 *rmsk, size_t rmsk_len,
338 const u8 *snonce, const u8 *anonce, const u8 *dh_ss,
339 size_t dh_ss_len, u8 *pmk, size_t *pmk_len);
340 int fils_pmkid_erp(int akmp, const u8 *reauth, size_t reauth_len,
341 u8 *pmkid);
342 int fils_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const u8 *spa, const u8 *aa,
343 const u8 *snonce, const u8 *anonce, const u8 *dhss,
344 size_t dhss_len, struct wpa_ptk *ptk,
345 u8 *ick, size_t *ick_len, int akmp, int cipher,
346 u8 *fils_ft, size_t *fils_ft_len);
347 int fils_key_auth_sk(const u8 *ick, size_t ick_len, const u8 *snonce,
348 const u8 *anonce, const u8 *sta_addr, const u8 *bssid,
349 const u8 *g_sta, size_t g_sta_len,
350 const u8 *g_ap, size_t g_ap_len,
351 int akmp, u8 *key_auth_sta, u8 *key_auth_ap,
352 size_t *key_auth_len);
353
354 #ifdef CONFIG_IEEE80211R
355 int wpa_ft_mic(const u8 *kck, size_t kck_len, const u8 *sta_addr,
356 const u8 *ap_addr, u8 transaction_seqnum,
357 const u8 *mdie, size_t mdie_len,
358 const u8 *ftie, size_t ftie_len,
359 const u8 *rsnie, size_t rsnie_len,
360 const u8 *ric, size_t ric_len, u8 *mic);
361 int wpa_derive_pmk_r0(const u8 *xxkey, size_t xxkey_len,
362 const u8 *ssid, size_t ssid_len,
363 const u8 *mdid, const u8 *r0kh_id, size_t r0kh_id_len,
364 const u8 *s0kh_id, u8 *pmk_r0, u8 *pmk_r0_name);
365 int wpa_derive_pmk_r1_name(const u8 *pmk_r0_name, const u8 *r1kh_id,
366 const u8 *s1kh_id, u8 *pmk_r1_name);
367 int wpa_derive_pmk_r1(const u8 *pmk_r0, const u8 *pmk_r0_name,
368 const u8 *r1kh_id, const u8 *s1kh_id,
369 u8 *pmk_r1, u8 *pmk_r1_name);
370 int wpa_pmk_r1_to_ptk(const u8 *pmk_r1, const u8 *snonce, const u8 *anonce,
371 const u8 *sta_addr, const u8 *bssid,
372 const u8 *pmk_r1_name,
373 struct wpa_ptk *ptk, u8 *ptk_name, int akmp, int cipher);
374 #endif /* CONFIG_IEEE80211R */
375
376 struct wpa_ie_data {
377 int proto;
378 int pairwise_cipher;
379 int group_cipher;
380 int key_mgmt;
381 int capabilities;
382 size_t num_pmkid;
383 const u8 *pmkid;
384 int mgmt_group_cipher;
385 };
386
387
388 int wpa_parse_wpa_ie_rsn(const u8 *rsn_ie, size_t rsn_ie_len,
389 struct wpa_ie_data *data);
390 int wpa_parse_wpa_ie_wpa(const u8 *wpa_ie, size_t wpa_ie_len,
391 struct wpa_ie_data *data);
392
393 void rsn_pmkid(const u8 *pmk, size_t pmk_len, const u8 *aa, const u8 *spa,
394 u8 *pmkid, int akmp);
395 #ifdef CONFIG_SUITEB
396 int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
397 const u8 *spa, u8 *pmkid);
398 #else /* CONFIG_SUITEB */
rsn_pmkid_suite_b(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)399 static inline int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
400 const u8 *spa, u8 *pmkid)
401 {
402 return -1;
403 }
404 #endif /* CONFIG_SUITEB */
405 #ifdef CONFIG_SUITEB192
406 int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len, const u8 *aa,
407 const u8 *spa, u8 *pmkid);
408 #else /* CONFIG_SUITEB192 */
rsn_pmkid_suite_b_192(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)409 static inline int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len,
410 const u8 *aa, const u8 *spa, u8 *pmkid)
411 {
412 return -1;
413 }
414 #endif /* CONFIG_SUITEB192 */
415
416 const char * wpa_cipher_txt(int cipher);
417 const char * wpa_key_mgmt_txt(int key_mgmt, int proto);
418 u32 wpa_akm_to_suite(int akm);
419 int wpa_compare_rsn_ie(int ft_initial_assoc,
420 const u8 *ie1, size_t ie1len,
421 const u8 *ie2, size_t ie2len);
422 int wpa_insert_pmkid(u8 *ies, size_t *ies_len, const u8 *pmkid);
423
424 struct wpa_ft_ies {
425 const u8 *mdie;
426 size_t mdie_len;
427 const u8 *ftie;
428 size_t ftie_len;
429 const u8 *r1kh_id;
430 const u8 *gtk;
431 size_t gtk_len;
432 const u8 *r0kh_id;
433 size_t r0kh_id_len;
434 const u8 *rsn;
435 size_t rsn_len;
436 const u8 *rsn_pmkid;
437 const u8 *tie;
438 size_t tie_len;
439 const u8 *igtk;
440 size_t igtk_len;
441 const u8 *ric;
442 size_t ric_len;
443 int key_mgmt;
444 int pairwise_cipher;
445 };
446
447 int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse);
448
449 int wpa_cipher_key_len(int cipher);
450 int wpa_cipher_rsc_len(int cipher);
451 enum wpa_alg wpa_cipher_to_alg(int cipher);
452 int wpa_cipher_valid_group(int cipher);
453 int wpa_cipher_valid_pairwise(int cipher);
454 int wpa_cipher_valid_mgmt_group(int cipher);
455 u32 wpa_cipher_to_suite(int proto, int cipher);
456 int rsn_cipher_put_suites(u8 *pos, int ciphers);
457 int wpa_cipher_put_suites(u8 *pos, int ciphers);
458 int wpa_pick_pairwise_cipher(int ciphers, int none_allowed);
459 int wpa_pick_group_cipher(int ciphers);
460 int wpa_parse_cipher(const char *value);
461 int wpa_write_ciphers(char *start, char *end, int ciphers, const char *delim);
462 int wpa_select_ap_group_cipher(int wpa, int wpa_pairwise, int rsn_pairwise);
463 unsigned int wpa_mic_len(int akmp, size_t pmk_len);
464 int fils_domain_name_hash(const char *domain, u8 *hash);
465
466 #endif /* WPA_COMMON_H */
467