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 #define WPA_PASN_PMK_LEN 32
23 #define WPA_PASN_MAX_MIC_LEN 24
24 #define WPA_MAX_RSNXE_LEN 4
25
26 #define OWE_DH_GROUP 19
27
28 #ifdef CONFIG_NO_TKIP
29 #define WPA_ALLOWED_PAIRWISE_CIPHERS \
30 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_NONE | \
31 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
32 #define WPA_ALLOWED_GROUP_CIPHERS \
33 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | \
34 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \
35 WPA_CIPHER_GTK_NOT_USED)
36 #else /* CONFIG_NO_TKIP */
37 #define WPA_ALLOWED_PAIRWISE_CIPHERS \
38 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | WPA_CIPHER_NONE | \
39 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
40 #define WPA_ALLOWED_GROUP_CIPHERS \
41 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | \
42 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \
43 WPA_CIPHER_GTK_NOT_USED)
44 #endif /* CONFIG_NO_TKIP */
45 #define WPA_ALLOWED_GROUP_MGMT_CIPHERS \
46 (WPA_CIPHER_AES_128_CMAC | WPA_CIPHER_BIP_GMAC_128 | WPA_CIPHER_BIP_GMAC_256 | \
47 WPA_CIPHER_BIP_CMAC_256)
48
49 #define WPA_SELECTOR_LEN 4
50 #define WPA_VERSION 1
51 #define RSN_SELECTOR_LEN 4
52 #define RSN_VERSION 1
53
54 #define RSN_SELECTOR(a, b, c, d) \
55 ((((u32) (a)) << 24) | (((u32) (b)) << 16) | (((u32) (c)) << 8) | \
56 (u32) (d))
57
58 #define WPA_AUTH_KEY_MGMT_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
59 #define WPA_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
60 #define WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
61 #define WPA_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0)
62 #define WPA_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
63 #define WPA_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
64 #define WPA_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x50, 0xf2, 4)
65
66
67 #define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
68 #define RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
69 #define RSN_AUTH_KEY_MGMT_FT_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
70 #define RSN_AUTH_KEY_MGMT_FT_PSK RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
71 #define RSN_AUTH_KEY_MGMT_802_1X_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
72 #define RSN_AUTH_KEY_MGMT_PSK_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
73 #define RSN_AUTH_KEY_MGMT_TPK_HANDSHAKE RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
74 #define RSN_AUTH_KEY_MGMT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
75 #define RSN_AUTH_KEY_MGMT_FT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
76 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
77 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
78 #define RSN_AUTH_KEY_MGMT_FT_802_1X_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
79 #define RSN_AUTH_KEY_MGMT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 14)
80 #define RSN_AUTH_KEY_MGMT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 15)
81 #define RSN_AUTH_KEY_MGMT_FT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 16)
82 #define RSN_AUTH_KEY_MGMT_FT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 17)
83 #define RSN_AUTH_KEY_MGMT_OWE RSN_SELECTOR(0x00, 0x0f, 0xac, 18)
84
85 #define RSN_AUTH_KEY_MGMT_PASN RSN_SELECTOR(0x00, 0x0f, 0xac, 21)
86
87 #define RSN_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0x00)
88 #define RSN_AUTH_KEY_MGMT_OSEN RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x01)
89 #define RSN_AUTH_KEY_MGMT_DPP RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x02)
90
91 #define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0)
92 #define RSN_CIPHER_SUITE_WEP40 RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
93 #define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
94 #if 0
95 #define RSN_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
96 #endif
97 #define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
98 #define RSN_CIPHER_SUITE_WEP104 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
99 #define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
100 #define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
101 #define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
102 #define RSN_CIPHER_SUITE_GCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
103 #define RSN_CIPHER_SUITE_CCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
104 #define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
105 #define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
106 #define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
107 #define RSN_CIPHER_SUITE_SMS4 RSN_SELECTOR(0x00, 0x14, 0x72, 1)
108 #define RSN_CIPHER_SUITE_CKIP RSN_SELECTOR(0x00, 0x40, 0x96, 0)
109 #define RSN_CIPHER_SUITE_CKIP_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 1)
110 #define RSN_CIPHER_SUITE_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 2)
111 /* KRK is defined for nl80211 use only */
112 #define RSN_CIPHER_SUITE_KRK RSN_SELECTOR(0x00, 0x40, 0x96, 255)
113
114 /* EAPOL-Key Key Data Encapsulation
115 * GroupKey and PeerKey require encryption, otherwise, encryption is optional.
116 */
117 #define RSN_KEY_DATA_GROUPKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
118 #if 0
119 #define RSN_KEY_DATA_STAKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
120 #endif
121 #define RSN_KEY_DATA_MAC_ADDR RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
122 #define RSN_KEY_DATA_PMKID RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
123 #define RSN_KEY_DATA_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
124 #define RSN_KEY_DATA_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
125 #define RSN_KEY_DATA_MULTIBAND_GTK RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
126 #define RSN_KEY_DATA_MULTIBAND_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
127 #define RSN_KEY_DATA_OCI RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
128 #define RSN_KEY_DATA_BIGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 14)
129
130 #define WFA_KEY_DATA_IP_ADDR_REQ RSN_SELECTOR(0x50, 0x6f, 0x9a, 4)
131 #define WFA_KEY_DATA_IP_ADDR_ALLOC RSN_SELECTOR(0x50, 0x6f, 0x9a, 5)
132 #define WFA_KEY_DATA_TRANSITION_DISABLE RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x20)
133 #define WFA_KEY_DATA_DPP RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x21)
134
135 #define WPA_OUI_TYPE RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
136
137 #define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *) (a), (val))
138 #define RSN_SELECTOR_GET(a) WPA_GET_BE32((const u8 *) (a))
139
140 #define RSN_NUM_REPLAY_COUNTERS_1 0
141 #define RSN_NUM_REPLAY_COUNTERS_2 1
142 #define RSN_NUM_REPLAY_COUNTERS_4 2
143 #define RSN_NUM_REPLAY_COUNTERS_16 3
144
145
146 #ifdef _MSC_VER
147 #pragma pack(push, 1)
148 #endif /* _MSC_VER */
149
150 #define WPA_IGTK_LEN 16
151 #define WPA_IGTK_MAX_LEN 32
152 #define WPA_BIGTK_LEN 16
153 #define WPA_BIGTK_MAX_LEN 32
154
155
156 /* IEEE 802.11, 7.3.2.25.3 RSN Capabilities */
157 #define WPA_CAPABILITY_PREAUTH BIT(0)
158 #define WPA_CAPABILITY_NO_PAIRWISE BIT(1)
159 /* B2-B3: PTKSA Replay Counter */
160 /* B4-B5: GTKSA Replay Counter */
161 #define WPA_CAPABILITY_MFPR BIT(6)
162 #define WPA_CAPABILITY_MFPC BIT(7)
163 /* B8: Reserved */
164 #define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
165 #define WPA_CAPABILITY_SPP_A_MSDU_CAPABLE BIT(10)
166 #define WPA_CAPABILITY_SPP_A_MSDU_REQUIRED BIT(11)
167 #define WPA_CAPABILITY_PBAC BIT(12)
168 #define WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST BIT(13)
169 #define WPA_CAPABILITY_OCVC BIT(14)
170 /* B15: Reserved */
171
172
173 /* IEEE 802.11r */
174 #define MOBILITY_DOMAIN_ID_LEN 2
175 #define FT_R0KH_ID_MAX_LEN 48
176 #define FT_R1KH_ID_LEN 6
177 #define WPA_PMK_NAME_LEN 16
178
179
180 /* IEEE 802.11, 8.5.2 EAPOL-Key frames */
181 #define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2)))
182 #define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
183 #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
184 #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
185 #define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
186 #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */
187 /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */
188 #define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) | BIT(5))
189 #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
190 #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
191 #define WPA_KEY_INFO_TXRX BIT(6) /* group */
192 #define WPA_KEY_INFO_ACK BIT(7)
193 #define WPA_KEY_INFO_MIC BIT(8)
194 #define WPA_KEY_INFO_SECURE BIT(9)
195 #define WPA_KEY_INFO_ERROR BIT(10)
196 #define WPA_KEY_INFO_REQUEST BIT(11)
197 #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
198 #define WPA_KEY_INFO_SMK_MESSAGE BIT(13)
199
200
201 struct wpa_eapol_key {
202 u8 type;
203 /* Note: key_info, key_length, and key_data_length are unaligned */
204 u8 key_info[2]; /* big endian */
205 u8 key_length[2]; /* big endian */
206 u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
207 u8 key_nonce[WPA_NONCE_LEN];
208 u8 key_iv[16];
209 u8 key_rsc[WPA_KEY_RSC_LEN];
210 u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
211 /* variable length Key MIC field */
212 /* big endian 2-octet Key Data Length field */
213 /* followed by Key Data Length bytes of Key Data */
214 } STRUCT_PACKED;
215
216 #define WPA_EAPOL_KEY_MIC_MAX_LEN 32
217 #define WPA_KCK_MAX_LEN 32
218 #define WPA_KEK_MAX_LEN 64
219 #define WPA_TK_MAX_LEN 32
220 #define WPA_KDK_MAX_LEN 32
221 #define FILS_ICK_MAX_LEN 48
222 #define FILS_FT_MAX_LEN 48
223 #define WPA_PASN_KCK_LEN 32
224 #define WPA_PASN_MIC_MAX_LEN 24
225
226 /**
227 * struct wpa_ptk - WPA Pairwise Transient Key
228 * IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy
229 */
230 struct wpa_ptk {
231 u8 kck[WPA_KCK_MAX_LEN]; /* EAPOL-Key Key Confirmation Key (KCK) */
232 u8 kek[WPA_KEK_MAX_LEN]; /* EAPOL-Key Key Encryption Key (KEK) */
233 u8 tk[WPA_TK_MAX_LEN]; /* Temporal Key (TK) */
234 u8 kck2[WPA_KCK_MAX_LEN]; /* FT reasoc Key Confirmation Key (KCK2) */
235 u8 kek2[WPA_KEK_MAX_LEN]; /* FT reassoc Key Encryption Key (KEK2) */
236 u8 kdk[WPA_KDK_MAX_LEN]; /* Key Derivation Key */
237 size_t kck_len;
238 size_t kek_len;
239 size_t tk_len;
240 size_t kck2_len;
241 size_t kek2_len;
242 size_t kdk_len;
243 int installed; /* 1 if key has already been installed to driver */
244 };
245
246 struct wpa_gtk {
247 u8 gtk[WPA_GTK_MAX_LEN];
248 size_t gtk_len;
249 };
250
251 struct wpa_igtk {
252 u8 igtk[WPA_IGTK_MAX_LEN];
253 size_t igtk_len;
254 };
255
256 struct wpa_bigtk {
257 u8 bigtk[WPA_BIGTK_MAX_LEN];
258 size_t bigtk_len;
259 };
260
261 /* WPA IE version 1
262 * 00-50-f2:1 (OUI:OUI type)
263 * 0x01 0x00 (version; little endian)
264 * (all following fields are optional:)
265 * Group Suite Selector (4 octets) (default: TKIP)
266 * Pairwise Suite Count (2 octets, little endian) (default: 1)
267 * Pairwise Suite List (4 * n octets) (default: TKIP)
268 * Authenticated Key Management Suite Count (2 octets, little endian)
269 * (default: 1)
270 * Authenticated Key Management Suite List (4 * n octets)
271 * (default: unspec 802.1X)
272 * WPA Capabilities (2 octets, little endian) (default: 0)
273 */
274
275 struct wpa_ie_hdr {
276 u8 elem_id;
277 u8 len;
278 u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
279 u8 version[2]; /* little endian */
280 } STRUCT_PACKED;
281
282
283 /* 1/4: PMKID
284 * 2/4: RSN IE
285 * 3/4: one or two RSN IEs + GTK IE (encrypted)
286 * 4/4: empty
287 * 1/2: GTK IE (encrypted)
288 * 2/2: empty
289 */
290
291 /* RSN IE version 1
292 * 0x01 0x00 (version; little endian)
293 * (all following fields are optional:)
294 * Group Suite Selector (4 octets) (default: CCMP)
295 * Pairwise Suite Count (2 octets, little endian) (default: 1)
296 * Pairwise Suite List (4 * n octets) (default: CCMP)
297 * Authenticated Key Management Suite Count (2 octets, little endian)
298 * (default: 1)
299 * Authenticated Key Management Suite List (4 * n octets)
300 * (default: unspec 802.1X)
301 * RSN Capabilities (2 octets, little endian) (default: 0)
302 * PMKID Count (2 octets) (default: 0)
303 * PMKID List (16 * n octets)
304 * Management Group Cipher Suite (4 octets) (default: AES-128-CMAC)
305 */
306
307 struct rsn_ie_hdr {
308 u8 elem_id; /* WLAN_EID_RSN */
309 u8 len;
310 u8 version[2]; /* little endian */
311 } STRUCT_PACKED;
312
313
314 struct rsn_error_kde {
315 be16 mui;
316 be16 error_type;
317 } STRUCT_PACKED;
318
319 #define WPA_IGTK_KDE_PREFIX_LEN (2 + 6)
320 struct wpa_igtk_kde {
321 u8 keyid[2];
322 u8 pn[6];
323 u8 igtk[WPA_IGTK_MAX_LEN];
324 } STRUCT_PACKED;
325
326 #define WPA_BIGTK_KDE_PREFIX_LEN (2 + 6)
327 struct wpa_bigtk_kde {
328 u8 keyid[2];
329 u8 pn[6];
330 u8 bigtk[WPA_BIGTK_MAX_LEN];
331 } STRUCT_PACKED;
332
333 struct rsn_mdie {
334 u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
335 u8 ft_capab;
336 } STRUCT_PACKED;
337
338 #define RSN_FT_CAPAB_FT_OVER_DS BIT(0)
339 #define RSN_FT_CAPAB_FT_RESOURCE_REQ_SUPP BIT(1)
340
341 struct rsn_ftie {
342 u8 mic_control[2];
343 u8 mic[16];
344 u8 anonce[WPA_NONCE_LEN];
345 u8 snonce[WPA_NONCE_LEN];
346 /* followed by optional parameters */
347 } STRUCT_PACKED;
348
349 struct rsn_ftie_sha384 {
350 u8 mic_control[2];
351 u8 mic[24];
352 u8 anonce[WPA_NONCE_LEN];
353 u8 snonce[WPA_NONCE_LEN];
354 /* followed by optional parameters */
355 } STRUCT_PACKED;
356
357 #define FTIE_SUBELEM_R1KH_ID 1
358 #define FTIE_SUBELEM_GTK 2
359 #define FTIE_SUBELEM_R0KH_ID 3
360 #define FTIE_SUBELEM_IGTK 4
361 #define FTIE_SUBELEM_OCI 5
362 #define FTIE_SUBELEM_BIGTK 6
363
364 struct rsn_rdie {
365 u8 id;
366 u8 descr_count;
367 le16 status_code;
368 } STRUCT_PACKED;
369
370 /* WFA Transition Disable KDE (using OUI_WFA) */
371 /* Transition Disable Bitmap bits */
372 #define TRANSITION_DISABLE_WPA3_PERSONAL BIT(0)
373 #define TRANSITION_DISABLE_SAE_PK BIT(1)
374 #define TRANSITION_DISABLE_WPA3_ENTERPRISE BIT(2)
375 #define TRANSITION_DISABLE_ENHANCED_OPEN BIT(3)
376
377 /* DPP KDE Flags */
378 #define DPP_KDE_PFS_ALLOWED BIT(0)
379 #define DPP_KDE_PFS_REQUIRED BIT(1)
380
381 #ifdef _MSC_VER
382 #pragma pack(pop)
383 #endif /* _MSC_VER */
384
385
386 int wpa_eapol_key_mic(const u8 *key, size_t key_len, int akmp, int ver,
387 const u8 *buf, size_t len, u8 *mic);
388 int wpa_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const char *label,
389 const u8 *addr1, const u8 *addr2,
390 const u8 *nonce1, const u8 *nonce2,
391 struct wpa_ptk *ptk, int akmp, int cipher,
392 const u8 *z, size_t z_len, size_t kdk_len);
393 int fils_rmsk_to_pmk(int akmp, const u8 *rmsk, size_t rmsk_len,
394 const u8 *snonce, const u8 *anonce, const u8 *dh_ss,
395 size_t dh_ss_len, u8 *pmk, size_t *pmk_len);
396 int fils_pmkid_erp(int akmp, const u8 *reauth, size_t reauth_len,
397 u8 *pmkid);
398 int fils_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const u8 *spa, const u8 *aa,
399 const u8 *snonce, const u8 *anonce, const u8 *dhss,
400 size_t dhss_len, struct wpa_ptk *ptk,
401 u8 *ick, size_t *ick_len, int akmp, int cipher,
402 u8 *fils_ft, size_t *fils_ft_len, size_t kdk_len);
403 int fils_key_auth_sk(const u8 *ick, size_t ick_len, const u8 *snonce,
404 const u8 *anonce, const u8 *sta_addr, const u8 *bssid,
405 const u8 *g_sta, size_t g_sta_len,
406 const u8 *g_ap, size_t g_ap_len,
407 int akmp, u8 *key_auth_sta, u8 *key_auth_ap,
408 size_t *key_auth_len);
409
410 #ifdef CONFIG_IEEE80211R
411 int wpa_ft_mic(const u8 *kck, size_t kck_len, const u8 *sta_addr,
412 const u8 *ap_addr, u8 transaction_seqnum,
413 const u8 *mdie, size_t mdie_len,
414 const u8 *ftie, size_t ftie_len,
415 const u8 *rsnie, size_t rsnie_len,
416 const u8 *ric, size_t ric_len,
417 const u8 *rsnxe, size_t rsnxe_len,
418 u8 *mic);
419 int wpa_derive_pmk_r0(const u8 *xxkey, size_t xxkey_len,
420 const u8 *ssid, size_t ssid_len,
421 const u8 *mdid, const u8 *r0kh_id, size_t r0kh_id_len,
422 const u8 *s0kh_id, u8 *pmk_r0, u8 *pmk_r0_name,
423 int use_sha384);
424 int wpa_derive_pmk_r1_name(const u8 *pmk_r0_name, const u8 *r1kh_id,
425 const u8 *s1kh_id, u8 *pmk_r1_name, int use_sha384);
426 int wpa_derive_pmk_r1(const u8 *pmk_r0, size_t pmk_r0_len,
427 const u8 *pmk_r0_name,
428 const u8 *r1kh_id, const u8 *s1kh_id,
429 u8 *pmk_r1, u8 *pmk_r1_name);
430 int wpa_pmk_r1_to_ptk(const u8 *pmk_r1, size_t pmk_r1_len, const u8 *snonce,
431 const u8 *anonce, const u8 *sta_addr, const u8 *bssid,
432 const u8 *pmk_r1_name,
433 struct wpa_ptk *ptk, u8 *ptk_name, int akmp, int cipher,
434 size_t kdk_len);
435 #endif /* CONFIG_IEEE80211R */
436
437 struct wpa_ie_data {
438 int proto;
439 int pairwise_cipher;
440 int has_pairwise;
441 int group_cipher;
442 int has_group;
443 int key_mgmt;
444 int capabilities;
445 size_t num_pmkid;
446 const u8 *pmkid;
447 int mgmt_group_cipher;
448 };
449
450
451 int wpa_parse_wpa_ie_rsn(const u8 *rsn_ie, size_t rsn_ie_len,
452 struct wpa_ie_data *data);
453 int wpa_parse_wpa_ie_wpa(const u8 *wpa_ie, size_t wpa_ie_len,
454 struct wpa_ie_data *data);
455 int wpa_default_rsn_cipher(int freq);
456
457 void rsn_pmkid(const u8 *pmk, size_t pmk_len, const u8 *aa, const u8 *spa,
458 u8 *pmkid, int akmp);
459 #ifdef CONFIG_SUITEB
460 int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
461 const u8 *spa, u8 *pmkid);
462 #else /* CONFIG_SUITEB */
rsn_pmkid_suite_b(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)463 static inline int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
464 const u8 *spa, u8 *pmkid)
465 {
466 return -1;
467 }
468 #endif /* CONFIG_SUITEB */
469 #ifdef CONFIG_SUITEB192
470 int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len, const u8 *aa,
471 const u8 *spa, u8 *pmkid);
472 #else /* CONFIG_SUITEB192 */
rsn_pmkid_suite_b_192(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)473 static inline int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len,
474 const u8 *aa, const u8 *spa, u8 *pmkid)
475 {
476 return -1;
477 }
478 #endif /* CONFIG_SUITEB192 */
479
480 const char * wpa_cipher_txt(int cipher);
481 const char * wpa_key_mgmt_txt(int key_mgmt, int proto);
482 u32 wpa_akm_to_suite(int akm);
483 int wpa_compare_rsn_ie(int ft_initial_assoc,
484 const u8 *ie1, size_t ie1len,
485 const u8 *ie2, size_t ie2len);
486 int wpa_insert_pmkid(u8 *ies, size_t *ies_len, const u8 *pmkid);
487
488 struct wpa_ft_ies {
489 const u8 *mdie;
490 size_t mdie_len;
491 const u8 *ftie;
492 size_t ftie_len;
493 const u8 *r1kh_id;
494 const u8 *gtk;
495 size_t gtk_len;
496 const u8 *r0kh_id;
497 size_t r0kh_id_len;
498 const u8 *fte_anonce;
499 const u8 *fte_snonce;
500 const u8 *rsn;
501 size_t rsn_len;
502 u16 rsn_capab;
503 const u8 *rsn_pmkid;
504 const u8 *tie;
505 size_t tie_len;
506 const u8 *igtk;
507 size_t igtk_len;
508 const u8 *bigtk;
509 size_t bigtk_len;
510 #ifdef CONFIG_OCV
511 const u8 *oci;
512 size_t oci_len;
513 #endif /* CONFIG_OCV */
514 const u8 *ric;
515 size_t ric_len;
516 int key_mgmt;
517 int pairwise_cipher;
518 const u8 *rsnxe;
519 size_t rsnxe_len;
520 };
521
522 /* IEEE P802.11az/D2.6 - 9.4.2.303 PASN Parameters element */
523 #define WPA_PASN_CTRL_COMEBACK_INFO_PRESENT BIT(0)
524 #define WPA_PASN_CTRL_GROUP_AND_KEY_PRESENT BIT(1)
525
526 #define WPA_PASN_WRAPPED_DATA_NO 0
527 #define WPA_PASN_WRAPPED_DATA_FT 1
528 #define WPA_PASN_WRAPPED_DATA_FILS_SK 2
529 #define WPA_PASN_WRAPPED_DATA_SAE 3
530
531 struct pasn_parameter_ie {
532 u8 id;
533 u8 len;
534 u8 id_ext;
535 u8 control; /* WPA_PASN_CTRL_* */
536 u8 wrapped_data_format; /* WPA_PASN_WRAPPED_DATA_* */
537 } STRUCT_PACKED;
538
539 struct wpa_pasn_params_data {
540 u8 wrapped_data_format;
541 u16 after;
542 u8 comeback_len;
543 const u8 *comeback;
544 u16 group;
545 u8 pubkey_len;
546 const u8 *pubkey;
547 };
548
549 /* See RFC 5480 section 2.2 */
550 #define WPA_PASN_PUBKEY_COMPRESSED_0 0x02
551 #define WPA_PASN_PUBKEY_COMPRESSED_1 0x03
552 #define WPA_PASN_PUBKEY_UNCOMPRESSED 0x04
553
554 int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse,
555 int use_sha384);
556
557 struct wpa_eapol_ie_parse {
558 const u8 *wpa_ie;
559 size_t wpa_ie_len;
560 const u8 *rsn_ie;
561 size_t rsn_ie_len;
562 const u8 *pmkid;
563 const u8 *key_id;
564 const u8 *gtk;
565 size_t gtk_len;
566 const u8 *mac_addr;
567 size_t mac_addr_len;
568 const u8 *igtk;
569 size_t igtk_len;
570 const u8 *bigtk;
571 size_t bigtk_len;
572 const u8 *mdie;
573 size_t mdie_len;
574 const u8 *ftie;
575 size_t ftie_len;
576 const u8 *ip_addr_req;
577 const u8 *ip_addr_alloc;
578 const u8 *transition_disable;
579 size_t transition_disable_len;
580 const u8 *dpp_kde;
581 size_t dpp_kde_len;
582 const u8 *oci;
583 size_t oci_len;
584 const u8 *osen;
585 size_t osen_len;
586 const u8 *rsnxe;
587 size_t rsnxe_len;
588 const u8 *reassoc_deadline;
589 const u8 *key_lifetime;
590 const u8 *lnkid;
591 size_t lnkid_len;
592 const u8 *ext_capab;
593 size_t ext_capab_len;
594 const u8 *supp_rates;
595 size_t supp_rates_len;
596 const u8 *ext_supp_rates;
597 size_t ext_supp_rates_len;
598 const u8 *ht_capabilities;
599 const u8 *vht_capabilities;
600 const u8 *he_capabilities;
601 size_t he_capab_len;
602 const u8 *he_6ghz_capabilities;
603 const u8 *supp_channels;
604 size_t supp_channels_len;
605 const u8 *supp_oper_classes;
606 size_t supp_oper_classes_len;
607 u8 qosinfo;
608 u16 aid;
609 const u8 *wmm;
610 size_t wmm_len;
611 };
612
613 int wpa_parse_kde_ies(const u8 *buf, size_t len, struct wpa_eapol_ie_parse *ie);
wpa_supplicant_parse_ies(const u8 * buf,size_t len,struct wpa_eapol_ie_parse * ie)614 static inline int wpa_supplicant_parse_ies(const u8 *buf, size_t len,
615 struct wpa_eapol_ie_parse *ie)
616 {
617 return wpa_parse_kde_ies(buf, len, ie);
618 }
619
620
621 int wpa_cipher_key_len(int cipher);
622 int wpa_cipher_rsc_len(int cipher);
623 enum wpa_alg wpa_cipher_to_alg(int cipher);
624 int wpa_cipher_valid_group(int cipher);
625 int wpa_cipher_valid_pairwise(int cipher);
626 int wpa_cipher_valid_mgmt_group(int cipher);
627 u32 wpa_cipher_to_suite(int proto, int cipher);
628 int rsn_cipher_put_suites(u8 *pos, int ciphers);
629 int wpa_cipher_put_suites(u8 *pos, int ciphers);
630 int wpa_pick_pairwise_cipher(int ciphers, int none_allowed);
631 int wpa_pick_group_cipher(int ciphers);
632 int wpa_parse_cipher(const char *value);
633 int wpa_write_ciphers(char *start, char *end, int ciphers, const char *delim);
634 int wpa_select_ap_group_cipher(int wpa, int wpa_pairwise, int rsn_pairwise);
635 unsigned int wpa_mic_len(int akmp, size_t pmk_len);
636 int wpa_use_akm_defined(int akmp);
637 int wpa_use_cmac(int akmp);
638 int wpa_use_aes_key_wrap(int akmp);
639 int fils_domain_name_hash(const char *domain, u8 *hash);
640
641 int pasn_pmk_to_ptk(const u8 *pmk, size_t pmk_len,
642 const u8 *spa, const u8 *bssid,
643 const u8 *dhss, size_t dhss_len,
644 struct wpa_ptk *ptk, int akmp, int cipher,
645 size_t kdk_len);
646
647 u8 pasn_mic_len(int akmp, int cipher);
648
649 int pasn_mic(const u8 *kck, int akmp, int cipher,
650 const u8 *addr1, const u8 *addr2,
651 const u8 *data, size_t data_len,
652 const u8 *frame, size_t frame_len, u8 *mic);
653
654 int pasn_auth_frame_hash(int akmp, int cipher, const u8 *data, size_t len,
655 u8 *hash);
656
657 void wpa_pasn_build_auth_header(struct wpabuf *buf, const u8 *bssid,
658 const u8 *src, const u8 *dst,
659 u8 trans_seq, u16 status);
660
661 int wpa_pasn_add_rsne(struct wpabuf *buf, const u8 *pmkid,
662 int akmp, int cipher);
663
664 void wpa_pasn_add_parameter_ie(struct wpabuf *buf, u16 pasn_group,
665 u8 wrapped_data_format,
666 const struct wpabuf *pubkey, bool compressed,
667 const struct wpabuf *comeback, int after);
668
669 int wpa_pasn_add_wrapped_data(struct wpabuf *buf,
670 struct wpabuf *wrapped_data_buf);
671
672 int wpa_pasn_validate_rsne(const struct wpa_ie_data *data);
673 int wpa_pasn_parse_parameter_ie(const u8 *data, u8 len, bool from_ap,
674 struct wpa_pasn_params_data *pasn_params);
675
676 void wpa_pasn_add_rsnxe(struct wpabuf *buf, u16 capab);
677
678 #endif /* WPA_COMMON_H */
679