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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 #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_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
66 #define RSN_AUTH_KEY_MGMT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 14)
67 #define RSN_AUTH_KEY_MGMT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 15)
68 #define RSN_AUTH_KEY_MGMT_FT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 16)
69 #define RSN_AUTH_KEY_MGMT_FT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 17)
70 #define RSN_AUTH_KEY_MGMT_OWE RSN_SELECTOR(0x00, 0x0f, 0xac, 18)
71 #define RSN_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0x00)
72 #define RSN_AUTH_KEY_MGMT_OSEN RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x01)
73 #define RSN_AUTH_KEY_MGMT_DPP RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x02)
74 
75 #define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0)
76 #define RSN_CIPHER_SUITE_WEP40 RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
77 #define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
78 #if 0
79 #define RSN_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
80 #endif
81 #define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
82 #define RSN_CIPHER_SUITE_WEP104 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
83 #define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
84 #define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
85 #define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
86 #define RSN_CIPHER_SUITE_GCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
87 #define RSN_CIPHER_SUITE_CCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
88 #define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
89 #define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
90 #define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
91 #define RSN_CIPHER_SUITE_SMS4 RSN_SELECTOR(0x00, 0x14, 0x72, 1)
92 #define RSN_CIPHER_SUITE_CKIP RSN_SELECTOR(0x00, 0x40, 0x96, 0)
93 #define RSN_CIPHER_SUITE_CKIP_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 1)
94 #define RSN_CIPHER_SUITE_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 2)
95 /* KRK is defined for nl80211 use only */
96 #define RSN_CIPHER_SUITE_KRK RSN_SELECTOR(0x00, 0x40, 0x96, 255)
97 
98 /* EAPOL-Key Key Data Encapsulation
99  * GroupKey and PeerKey require encryption, otherwise, encryption is optional.
100  */
101 #define RSN_KEY_DATA_GROUPKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
102 #if 0
103 #define RSN_KEY_DATA_STAKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
104 #endif
105 #define RSN_KEY_DATA_MAC_ADDR RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
106 #define RSN_KEY_DATA_PMKID RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
107 #ifdef CONFIG_IEEE80211W
108 #define RSN_KEY_DATA_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
109 #endif /* CONFIG_IEEE80211W */
110 #define RSN_KEY_DATA_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
111 #define RSN_KEY_DATA_MULTIBAND_GTK RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
112 #define RSN_KEY_DATA_MULTIBAND_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
113 #define RSN_KEY_DATA_OCI RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
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 #define WPA_CAPABILITY_OCVC BIT(14)
153 /* B15: Reserved */
154 
155 
156 /* IEEE 802.11r */
157 #define MOBILITY_DOMAIN_ID_LEN 2
158 #define FT_R0KH_ID_MAX_LEN 48
159 #define FT_R1KH_ID_LEN 6
160 #define WPA_PMK_NAME_LEN 16
161 
162 
163 /* IEEE 802.11, 8.5.2 EAPOL-Key frames */
164 #define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2)))
165 #define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
166 #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
167 #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
168 #define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
169 #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */
170 /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */
171 #define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) | BIT(5))
172 #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
173 #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
174 #define WPA_KEY_INFO_TXRX BIT(6) /* group */
175 #define WPA_KEY_INFO_ACK BIT(7)
176 #define WPA_KEY_INFO_MIC BIT(8)
177 #define WPA_KEY_INFO_SECURE BIT(9)
178 #define WPA_KEY_INFO_ERROR BIT(10)
179 #define WPA_KEY_INFO_REQUEST BIT(11)
180 #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
181 #define WPA_KEY_INFO_SMK_MESSAGE BIT(13)
182 
183 
184 struct wpa_eapol_key {
185 	u8 type;
186 	/* Note: key_info, key_length, and key_data_length are unaligned */
187 	u8 key_info[2]; /* big endian */
188 	u8 key_length[2]; /* big endian */
189 	u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
190 	u8 key_nonce[WPA_NONCE_LEN];
191 	u8 key_iv[16];
192 	u8 key_rsc[WPA_KEY_RSC_LEN];
193 	u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
194 	/* variable length Key MIC field */
195 	/* big endian 2-octet Key Data Length field */
196 	/* followed by Key Data Length bytes of Key Data */
197 } STRUCT_PACKED;
198 
199 #define WPA_EAPOL_KEY_MIC_MAX_LEN 32
200 #define WPA_KCK_MAX_LEN 32
201 #define WPA_KEK_MAX_LEN 64
202 #define WPA_TK_MAX_LEN 32
203 #define FILS_ICK_MAX_LEN 48
204 #define FILS_FT_MAX_LEN 48
205 
206 /**
207  * struct wpa_ptk - WPA Pairwise Transient Key
208  * IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy
209  */
210 struct wpa_ptk {
211 	u8 kck[WPA_KCK_MAX_LEN]; /* EAPOL-Key Key Confirmation Key (KCK) */
212 	u8 kek[WPA_KEK_MAX_LEN]; /* EAPOL-Key Key Encryption Key (KEK) */
213 	u8 tk[WPA_TK_MAX_LEN]; /* Temporal Key (TK) */
214 	u8 kck2[WPA_KCK_MAX_LEN]; /* FT reasoc Key Confirmation Key (KCK2) */
215 	u8 kek2[WPA_KEK_MAX_LEN]; /* FT reassoc Key Encryption Key (KEK2) */
216 	size_t kck_len;
217 	size_t kek_len;
218 	size_t tk_len;
219 	size_t kck2_len;
220 	size_t kek2_len;
221 	int installed; /* 1 if key has already been installed to driver */
222 };
223 
224 struct wpa_gtk {
225 	u8 gtk[WPA_GTK_MAX_LEN];
226 	size_t gtk_len;
227 };
228 
229 #ifdef CONFIG_IEEE80211W
230 struct wpa_igtk {
231 	u8 igtk[WPA_IGTK_MAX_LEN];
232 	size_t igtk_len;
233 };
234 #endif /* CONFIG_IEEE80211W */
235 
236 /* WPA IE version 1
237  * 00-50-f2:1 (OUI:OUI type)
238  * 0x01 0x00 (version; little endian)
239  * (all following fields are optional:)
240  * Group Suite Selector (4 octets) (default: TKIP)
241  * Pairwise Suite Count (2 octets, little endian) (default: 1)
242  * Pairwise Suite List (4 * n octets) (default: TKIP)
243  * Authenticated Key Management Suite Count (2 octets, little endian)
244  *    (default: 1)
245  * Authenticated Key Management Suite List (4 * n octets)
246  *    (default: unspec 802.1X)
247  * WPA Capabilities (2 octets, little endian) (default: 0)
248  */
249 
250 struct wpa_ie_hdr {
251 	u8 elem_id;
252 	u8 len;
253 	u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
254 	u8 version[2]; /* little endian */
255 } STRUCT_PACKED;
256 
257 
258 /* 1/4: PMKID
259  * 2/4: RSN IE
260  * 3/4: one or two RSN IEs + GTK IE (encrypted)
261  * 4/4: empty
262  * 1/2: GTK IE (encrypted)
263  * 2/2: empty
264  */
265 
266 /* RSN IE version 1
267  * 0x01 0x00 (version; little endian)
268  * (all following fields are optional:)
269  * Group Suite Selector (4 octets) (default: CCMP)
270  * Pairwise Suite Count (2 octets, little endian) (default: 1)
271  * Pairwise Suite List (4 * n octets) (default: CCMP)
272  * Authenticated Key Management Suite Count (2 octets, little endian)
273  *    (default: 1)
274  * Authenticated Key Management Suite List (4 * n octets)
275  *    (default: unspec 802.1X)
276  * RSN Capabilities (2 octets, little endian) (default: 0)
277  * PMKID Count (2 octets) (default: 0)
278  * PMKID List (16 * n octets)
279  * Management Group Cipher Suite (4 octets) (default: AES-128-CMAC)
280  */
281 
282 struct rsn_ie_hdr {
283 	u8 elem_id; /* WLAN_EID_RSN */
284 	u8 len;
285 	u8 version[2]; /* little endian */
286 } STRUCT_PACKED;
287 
288 
289 struct rsn_error_kde {
290 	be16 mui;
291 	be16 error_type;
292 } STRUCT_PACKED;
293 
294 #ifdef CONFIG_IEEE80211W
295 #define WPA_IGTK_KDE_PREFIX_LEN (2 + 6)
296 struct wpa_igtk_kde {
297 	u8 keyid[2];
298 	u8 pn[6];
299 	u8 igtk[WPA_IGTK_MAX_LEN];
300 } STRUCT_PACKED;
301 #endif /* CONFIG_IEEE80211W */
302 
303 struct rsn_mdie {
304 	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
305 	u8 ft_capab;
306 } STRUCT_PACKED;
307 
308 #define RSN_FT_CAPAB_FT_OVER_DS BIT(0)
309 #define RSN_FT_CAPAB_FT_RESOURCE_REQ_SUPP BIT(1)
310 
311 struct rsn_ftie {
312 	u8 mic_control[2];
313 	u8 mic[16];
314 	u8 anonce[WPA_NONCE_LEN];
315 	u8 snonce[WPA_NONCE_LEN];
316 	/* followed by optional parameters */
317 } STRUCT_PACKED;
318 
319 struct rsn_ftie_sha384 {
320 	u8 mic_control[2];
321 	u8 mic[24];
322 	u8 anonce[WPA_NONCE_LEN];
323 	u8 snonce[WPA_NONCE_LEN];
324 	/* followed by optional parameters */
325 } STRUCT_PACKED;
326 
327 #define FTIE_SUBELEM_R1KH_ID 1
328 #define FTIE_SUBELEM_GTK 2
329 #define FTIE_SUBELEM_R0KH_ID 3
330 #define FTIE_SUBELEM_IGTK 4
331 #define FTIE_SUBELEM_OCI 5
332 
333 struct rsn_rdie {
334 	u8 id;
335 	u8 descr_count;
336 	le16 status_code;
337 } STRUCT_PACKED;
338 
339 
340 #ifdef _MSC_VER
341 #pragma pack(pop)
342 #endif /* _MSC_VER */
343 
344 
345 int wpa_eapol_key_mic(const u8 *key, size_t key_len, int akmp, int ver,
346 		      const u8 *buf, size_t len, u8 *mic);
347 int wpa_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const char *label,
348 		   const u8 *addr1, const u8 *addr2,
349 		   const u8 *nonce1, const u8 *nonce2,
350 		   struct wpa_ptk *ptk, int akmp, int cipher,
351 		   const u8 *z, size_t z_len);
352 int fils_rmsk_to_pmk(int akmp, const u8 *rmsk, size_t rmsk_len,
353 		     const u8 *snonce, const u8 *anonce, const u8 *dh_ss,
354 		     size_t dh_ss_len, u8 *pmk, size_t *pmk_len);
355 int fils_pmkid_erp(int akmp, const u8 *reauth, size_t reauth_len,
356 		   u8 *pmkid);
357 int fils_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const u8 *spa, const u8 *aa,
358 		    const u8 *snonce, const u8 *anonce, const u8 *dhss,
359 		    size_t dhss_len, struct wpa_ptk *ptk,
360 		    u8 *ick, size_t *ick_len, int akmp, int cipher,
361 		    u8 *fils_ft, size_t *fils_ft_len);
362 int fils_key_auth_sk(const u8 *ick, size_t ick_len, const u8 *snonce,
363 		     const u8 *anonce, const u8 *sta_addr, const u8 *bssid,
364 		     const u8 *g_sta, size_t g_sta_len,
365 		     const u8 *g_ap, size_t g_ap_len,
366 		     int akmp, u8 *key_auth_sta, u8 *key_auth_ap,
367 		     size_t *key_auth_len);
368 
369 #ifdef CONFIG_IEEE80211R
370 int wpa_ft_mic(const u8 *kck, size_t kck_len, const u8 *sta_addr,
371 	       const u8 *ap_addr, u8 transaction_seqnum,
372 	       const u8 *mdie, size_t mdie_len,
373 	       const u8 *ftie, size_t ftie_len,
374 	       const u8 *rsnie, size_t rsnie_len,
375 	       const u8 *ric, size_t ric_len, u8 *mic);
376 int wpa_derive_pmk_r0(const u8 *xxkey, size_t xxkey_len,
377 		      const u8 *ssid, size_t ssid_len,
378 		      const u8 *mdid, const u8 *r0kh_id, size_t r0kh_id_len,
379 		      const u8 *s0kh_id, u8 *pmk_r0, u8 *pmk_r0_name,
380 		      int use_sha384);
381 int wpa_derive_pmk_r1_name(const u8 *pmk_r0_name, const u8 *r1kh_id,
382 			   const u8 *s1kh_id, u8 *pmk_r1_name, int use_sha384);
383 int wpa_derive_pmk_r1(const u8 *pmk_r0, size_t pmk_r0_len,
384 		      const u8 *pmk_r0_name,
385 		      const u8 *r1kh_id, const u8 *s1kh_id,
386 		      u8 *pmk_r1, u8 *pmk_r1_name);
387 int wpa_pmk_r1_to_ptk(const u8 *pmk_r1, size_t pmk_r1_len, const u8 *snonce,
388 		      const u8 *anonce, const u8 *sta_addr, const u8 *bssid,
389 		      const u8 *pmk_r1_name,
390 		      struct wpa_ptk *ptk, u8 *ptk_name, int akmp, int cipher);
391 #endif /* CONFIG_IEEE80211R */
392 
393 struct wpa_ie_data {
394 	int proto;
395 	int pairwise_cipher;
396 	int has_pairwise;
397 	int group_cipher;
398 	int has_group;
399 	int key_mgmt;
400 	int capabilities;
401 	size_t num_pmkid;
402 	const u8 *pmkid;
403 	int mgmt_group_cipher;
404 };
405 
406 
407 int wpa_parse_wpa_ie_rsn(const u8 *rsn_ie, size_t rsn_ie_len,
408 			 struct wpa_ie_data *data);
409 int wpa_parse_wpa_ie_wpa(const u8 *wpa_ie, size_t wpa_ie_len,
410 			 struct wpa_ie_data *data);
411 int wpa_default_rsn_cipher(int freq);
412 
413 void rsn_pmkid(const u8 *pmk, size_t pmk_len, const u8 *aa, const u8 *spa,
414 	       u8 *pmkid, int akmp);
415 #ifdef CONFIG_SUITEB
416 int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
417 		       const u8 *spa, u8 *pmkid);
418 #else /* CONFIG_SUITEB */
rsn_pmkid_suite_b(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)419 static inline int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
420 				    const u8 *spa, u8 *pmkid)
421 {
422 	return -1;
423 }
424 #endif /* CONFIG_SUITEB */
425 #ifdef CONFIG_SUITEB192
426 int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len, const u8 *aa,
427 			  const u8 *spa, u8 *pmkid);
428 #else /* CONFIG_SUITEB192 */
rsn_pmkid_suite_b_192(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)429 static inline int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len,
430 					const u8 *aa, const u8 *spa, u8 *pmkid)
431 {
432 	return -1;
433 }
434 #endif /* CONFIG_SUITEB192 */
435 
436 const char * wpa_cipher_txt(int cipher);
437 const char * wpa_key_mgmt_txt(int key_mgmt, int proto);
438 u32 wpa_akm_to_suite(int akm);
439 int wpa_compare_rsn_ie(int ft_initial_assoc,
440 		       const u8 *ie1, size_t ie1len,
441 		       const u8 *ie2, size_t ie2len);
442 int wpa_insert_pmkid(u8 *ies, size_t *ies_len, const u8 *pmkid);
443 
444 struct wpa_ft_ies {
445 	const u8 *mdie;
446 	size_t mdie_len;
447 	const u8 *ftie;
448 	size_t ftie_len;
449 	const u8 *r1kh_id;
450 	const u8 *gtk;
451 	size_t gtk_len;
452 	const u8 *r0kh_id;
453 	size_t r0kh_id_len;
454 	const u8 *rsn;
455 	size_t rsn_len;
456 	const u8 *rsn_pmkid;
457 	const u8 *tie;
458 	size_t tie_len;
459 	const u8 *igtk;
460 	size_t igtk_len;
461 #ifdef CONFIG_OCV
462 	const u8 *oci;
463 	size_t oci_len;
464 #endif /* CONFIG_OCV */
465 	const u8 *ric;
466 	size_t ric_len;
467 	int key_mgmt;
468 	int pairwise_cipher;
469 };
470 
471 int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse,
472 		     int use_sha384);
473 
474 int wpa_cipher_key_len(int cipher);
475 int wpa_cipher_rsc_len(int cipher);
476 enum wpa_alg wpa_cipher_to_alg(int cipher);
477 int wpa_cipher_valid_group(int cipher);
478 int wpa_cipher_valid_pairwise(int cipher);
479 int wpa_cipher_valid_mgmt_group(int cipher);
480 u32 wpa_cipher_to_suite(int proto, int cipher);
481 int rsn_cipher_put_suites(u8 *pos, int ciphers);
482 int wpa_cipher_put_suites(u8 *pos, int ciphers);
483 int wpa_pick_pairwise_cipher(int ciphers, int none_allowed);
484 int wpa_pick_group_cipher(int ciphers);
485 int wpa_parse_cipher(const char *value);
486 int wpa_write_ciphers(char *start, char *end, int ciphers, const char *delim);
487 int wpa_select_ap_group_cipher(int wpa, int wpa_pairwise, int rsn_pairwise);
488 unsigned int wpa_mic_len(int akmp, size_t pmk_len);
489 int wpa_use_akm_defined(int akmp);
490 int wpa_use_cmac(int akmp);
491 int wpa_use_aes_key_wrap(int akmp);
492 int fils_domain_name_hash(const char *domain, u8 *hash);
493 
494 #endif /* WPA_COMMON_H */
495