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 #include "common/defs.h"
13
14 /* IEEE 802.11i */
15 #define PMKID_LEN 16
16 #define PMK_LEN 32
17 #define PMK_LEN_SUITE_B_192 48
18 #define PMK_LEN_MAX 64
19 #define WPA_REPLAY_COUNTER_LEN 8
20 #define RSN_PN_LEN 6
21 #define WPA_NONCE_LEN 32
22 #define WPA_KEY_RSC_LEN 8
23 #define WPA_GMK_LEN 32
24 #define WPA_GTK_MAX_LEN 32
25 #define WPA_PASN_PMK_LEN 32
26 #define WPA_PASN_MAX_MIC_LEN 24
27 #define WPA_MAX_RSNXE_LEN 4
28
29 #define OWE_DH_GROUP 19
30
31 #ifdef CONFIG_HUKS_ENCRYPTION_SUPPORT
32 #define AES_COMMON_SIZE (2048 + 16)
33 #define AAD_SIZE 16
34 #define NONCE_SIZE 16
35 #define AEAD_SIZE 16
36 #define AES_256_NONCE_SIZE 32
37 #define MAX_UPDATE_SIZE (64 * 1024)
38 #define NUM_TWO 2
39 #define NUM_FOUR 4
40 #define NUM_NINE 9
41 #endif
42
43 #include "utils/common.h"
44
45 #ifdef CONFIG_NO_TKIP
46 #define WPA_ALLOWED_PAIRWISE_CIPHERS \
47 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_NONE | \
48 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
49 #define WPA_ALLOWED_GROUP_CIPHERS \
50 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | \
51 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \
52 WPA_CIPHER_GTK_NOT_USED)
53 #else /* CONFIG_NO_TKIP */
54 #define WPA_ALLOWED_PAIRWISE_CIPHERS \
55 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | WPA_CIPHER_NONE | \
56 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256)
57 #define WPA_ALLOWED_GROUP_CIPHERS \
58 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | \
59 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \
60 WPA_CIPHER_GTK_NOT_USED)
61 #endif /* CONFIG_NO_TKIP */
62 #define WPA_ALLOWED_GROUP_MGMT_CIPHERS \
63 (WPA_CIPHER_AES_128_CMAC | WPA_CIPHER_BIP_GMAC_128 | WPA_CIPHER_BIP_GMAC_256 | \
64 WPA_CIPHER_BIP_CMAC_256)
65
66 #define WPA_SELECTOR_LEN 4
67 #define WPA_VERSION 1
68 #define RSN_SELECTOR_LEN 4
69 #define RSN_VERSION 1
70
71 #define RSN_SELECTOR(a, b, c, d) \
72 ((((u32) (a)) << 24) | (((u32) (b)) << 16) | (((u32) (c)) << 8) | \
73 (u32) (d))
74
75 #define WPA_AUTH_KEY_MGMT_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
76 #define WPA_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
77 #define WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
78 #define WPA_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0)
79 #define WPA_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0)
80 #define WPA_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x50, 0xf2, 2)
81 #define WPA_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x50, 0xf2, 4)
82
83
84 #define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
85 #define RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
86 #define RSN_AUTH_KEY_MGMT_FT_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
87 #define RSN_AUTH_KEY_MGMT_FT_PSK RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
88 #define RSN_AUTH_KEY_MGMT_802_1X_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
89 #define RSN_AUTH_KEY_MGMT_PSK_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
90 #define RSN_AUTH_KEY_MGMT_TPK_HANDSHAKE RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
91 #define RSN_AUTH_KEY_MGMT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
92 #define RSN_AUTH_KEY_MGMT_FT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
93 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
94 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
95 #define RSN_AUTH_KEY_MGMT_FT_802_1X_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
96 #define RSN_AUTH_KEY_MGMT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 14)
97 #define RSN_AUTH_KEY_MGMT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 15)
98 #define RSN_AUTH_KEY_MGMT_FT_FILS_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 16)
99 #define RSN_AUTH_KEY_MGMT_FT_FILS_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 17)
100 #define RSN_AUTH_KEY_MGMT_OWE RSN_SELECTOR(0x00, 0x0f, 0xac, 18)
101 #define RSN_AUTH_KEY_MGMT_FT_PSK_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 19)
102 #define RSN_AUTH_KEY_MGMT_PSK_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 20)
103 #define RSN_AUTH_KEY_MGMT_PASN RSN_SELECTOR(0x00, 0x0f, 0xac, 21)
104 #define RSN_AUTH_KEY_MGMT_FT_802_1X_SHA384_UNRESTRICTED \
105 RSN_SELECTOR(0x00, 0x0f, 0xac, 22)
106 #define RSN_AUTH_KEY_MGMT_802_1X_SHA384 RSN_SELECTOR(0x00, 0x0f, 0xac, 23)
107 #define RSN_AUTH_KEY_MGMT_SAE_EXT_KEY RSN_SELECTOR(0x00, 0x0f, 0xac, 24)
108 #define RSN_AUTH_KEY_MGMT_FT_SAE_EXT_KEY RSN_SELECTOR(0x00, 0x0f, 0xac, 25)
109
110 #define RSN_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0x00)
111 #define RSN_AUTH_KEY_MGMT_OSEN RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x01)
112 #define RSN_AUTH_KEY_MGMT_DPP RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x02)
113
114 #define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0)
115 #define RSN_CIPHER_SUITE_WEP40 RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
116 #define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
117 #if 0
118 #define RSN_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
119 #endif
120 #define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
121 #define RSN_CIPHER_SUITE_WEP104 RSN_SELECTOR(0x00, 0x0f, 0xac, 5)
122 #define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6)
123 #define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7)
124 #define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8)
125 #define RSN_CIPHER_SUITE_GCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
126 #define RSN_CIPHER_SUITE_CCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
127 #define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
128 #define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
129 #define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
130 #define RSN_CIPHER_SUITE_SMS4 RSN_SELECTOR(0x00, 0x14, 0x72, 1)
131 #define RSN_CIPHER_SUITE_CKIP RSN_SELECTOR(0x00, 0x40, 0x96, 0)
132 #define RSN_CIPHER_SUITE_CKIP_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 1)
133 #define RSN_CIPHER_SUITE_CMIC RSN_SELECTOR(0x00, 0x40, 0x96, 2)
134 /* KRK is defined for nl80211 use only */
135 #define RSN_CIPHER_SUITE_KRK RSN_SELECTOR(0x00, 0x40, 0x96, 255)
136 #ifdef CONFIG_WAPI
137 #define WLAN_CIPHER_SUITE_SMS4 0x00147201
138 #endif
139
140 /* EAPOL-Key Key Data Encapsulation
141 * GroupKey and PeerKey require encryption, otherwise, encryption is optional.
142 */
143 #define RSN_KEY_DATA_GROUPKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 1)
144 #if 0
145 #define RSN_KEY_DATA_STAKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 2)
146 #endif
147 #define RSN_KEY_DATA_MAC_ADDR RSN_SELECTOR(0x00, 0x0f, 0xac, 3)
148 #define RSN_KEY_DATA_PMKID RSN_SELECTOR(0x00, 0x0f, 0xac, 4)
149 #define RSN_KEY_DATA_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 9)
150 #define RSN_KEY_DATA_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 10)
151 #define RSN_KEY_DATA_MULTIBAND_GTK RSN_SELECTOR(0x00, 0x0f, 0xac, 11)
152 #define RSN_KEY_DATA_MULTIBAND_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 12)
153 #define RSN_KEY_DATA_OCI RSN_SELECTOR(0x00, 0x0f, 0xac, 13)
154 #define RSN_KEY_DATA_BIGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 14)
155 #define RSN_KEY_DATA_MLO_GTK RSN_SELECTOR(0x00, 0x0f, 0xac, 16)
156 #define RSN_KEY_DATA_MLO_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 17)
157 #define RSN_KEY_DATA_MLO_BIGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 18)
158 #define RSN_KEY_DATA_MLO_LINK RSN_SELECTOR(0x00, 0x0f, 0xac, 19)
159
160 #define WFA_KEY_DATA_IP_ADDR_REQ RSN_SELECTOR(0x50, 0x6f, 0x9a, 4)
161 #define WFA_KEY_DATA_IP_ADDR_ALLOC RSN_SELECTOR(0x50, 0x6f, 0x9a, 5)
162 #define WFA_KEY_DATA_TRANSITION_DISABLE RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x20)
163 #define WFA_KEY_DATA_DPP RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x21)
164
165 #define WPA_OUI_TYPE RSN_SELECTOR(0x00, 0x50, 0xf2, 1)
166
167 #define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *) (a), (val))
168 #define RSN_SELECTOR_GET(a) WPA_GET_BE32((const u8 *) (a))
169
170 #define RSN_NUM_REPLAY_COUNTERS_1 0
171 #define RSN_NUM_REPLAY_COUNTERS_2 1
172 #define RSN_NUM_REPLAY_COUNTERS_4 2
173 #define RSN_NUM_REPLAY_COUNTERS_16 3
174
175
176 #ifdef _MSC_VER
177 #pragma pack(push, 1)
178 #endif /* _MSC_VER */
179
180 #define WPA_IGTK_LEN 16
181 #define WPA_IGTK_MAX_LEN 32
182 #define WPA_BIGTK_LEN 16
183 #define WPA_BIGTK_MAX_LEN 32
184
185
186 /* IEEE 802.11, 7.3.2.25.3 RSN Capabilities */
187 #define WPA_CAPABILITY_PREAUTH BIT(0)
188 #define WPA_CAPABILITY_NO_PAIRWISE BIT(1)
189 /* B2-B3: PTKSA Replay Counter */
190 /* B4-B5: GTKSA Replay Counter */
191 #define WPA_CAPABILITY_MFPR BIT(6)
192 #define WPA_CAPABILITY_MFPC BIT(7)
193 /* B8: Reserved */
194 #define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9)
195 #define WPA_CAPABILITY_SPP_A_MSDU_CAPABLE BIT(10)
196 #define WPA_CAPABILITY_SPP_A_MSDU_REQUIRED BIT(11)
197 #define WPA_CAPABILITY_PBAC BIT(12)
198 #define WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST BIT(13)
199 #define WPA_CAPABILITY_OCVC BIT(14)
200 /* B15: Reserved */
201
202
203 /* IEEE 802.11r */
204 #define MOBILITY_DOMAIN_ID_LEN 2
205 #define FT_R0KH_ID_MAX_LEN 48
206 #define FT_R1KH_ID_LEN 6
207 #define WPA_PMK_NAME_LEN 16
208
209 /* FTE - MIC Control - RSNXE Used */
210 #define FTE_MIC_CTRL_RSNXE_USED BIT(0)
211 #define FTE_MIC_CTRL_MIC_LEN_MASK (BIT(1) | BIT(2) | BIT(3))
212 #define FTE_MIC_CTRL_MIC_LEN_SHIFT 1
213
214 /* FTE - MIC Length subfield values */
215 enum ft_mic_len_subfield {
216 FTE_MIC_LEN_16 = 0,
217 FTE_MIC_LEN_24 = 1,
218 FTE_MIC_LEN_32 = 2,
219 };
220
221
222 /* IEEE 802.11, 8.5.2 EAPOL-Key frames */
223 #define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2)))
224 #define WPA_KEY_INFO_TYPE_AKM_DEFINED 0
225 #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0)
226 #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1)
227 #define WPA_KEY_INFO_TYPE_AES_128_CMAC 3
228 #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */
229 /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */
230 #define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) | BIT(5))
231 #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4
232 #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */
233 #define WPA_KEY_INFO_TXRX BIT(6) /* group */
234 #define WPA_KEY_INFO_ACK BIT(7)
235 #define WPA_KEY_INFO_MIC BIT(8)
236 #define WPA_KEY_INFO_SECURE BIT(9)
237 #define WPA_KEY_INFO_ERROR BIT(10)
238 #define WPA_KEY_INFO_REQUEST BIT(11)
239 #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */
240 #define WPA_KEY_INFO_SMK_MESSAGE BIT(13)
241
242
243 struct wpa_eapol_key {
244 u8 type;
245 /* Note: key_info, key_length, and key_data_length are unaligned */
246 u8 key_info[2]; /* big endian */
247 u8 key_length[2]; /* big endian */
248 u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
249 u8 key_nonce[WPA_NONCE_LEN];
250 u8 key_iv[16];
251 u8 key_rsc[WPA_KEY_RSC_LEN];
252 u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */
253 /* variable length Key MIC field */
254 /* big endian 2-octet Key Data Length field */
255 /* followed by Key Data Length bytes of Key Data */
256 } STRUCT_PACKED;
257
258 #define WPA_EAPOL_KEY_MIC_MAX_LEN 32
259 #define WPA_KCK_MAX_LEN 32
260 #define WPA_KEK_MAX_LEN 64
261 #define WPA_TK_MAX_LEN 32
262 #define WPA_KDK_MAX_LEN 32
263 #define FILS_ICK_MAX_LEN 48
264 #define FILS_FT_MAX_LEN 48
265 #define WPA_PASN_KCK_LEN 32
266 #define WPA_PASN_MIC_MAX_LEN 24
267 #define WPA_LTF_KEYSEED_MAX_LEN 48
268
269 /**
270 * struct wpa_ptk - WPA Pairwise Transient Key
271 * IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy
272 */
273 struct wpa_ptk {
274 u8 kck[WPA_KCK_MAX_LEN]; /* EAPOL-Key Key Confirmation Key (KCK) */
275 u8 kek[WPA_KEK_MAX_LEN]; /* EAPOL-Key Key Encryption Key (KEK) */
276 u8 tk[WPA_TK_MAX_LEN]; /* Temporal Key (TK) */
277 u8 kck2[WPA_KCK_MAX_LEN]; /* FT reasoc Key Confirmation Key (KCK2) */
278 u8 kek2[WPA_KEK_MAX_LEN]; /* FT reassoc Key Encryption Key (KEK2) */
279 u8 kdk[WPA_KDK_MAX_LEN]; /* Key Derivation Key */
280 u8 ltf_keyseed[WPA_LTF_KEYSEED_MAX_LEN]; /* LTF Key seed */
281 size_t kck_len;
282 size_t kek_len;
283 size_t tk_len;
284 size_t kck2_len;
285 size_t kek2_len;
286 size_t kdk_len;
287 size_t ltf_keyseed_len;
288 int installed; /* 1 if key has already been installed to driver */
289 };
290
291 struct wpa_gtk {
292 u8 gtk[WPA_GTK_MAX_LEN];
293 size_t gtk_len;
294 };
295
296 struct wpa_igtk {
297 u8 igtk[WPA_IGTK_MAX_LEN];
298 size_t igtk_len;
299 };
300
301 struct wpa_bigtk {
302 u8 bigtk[WPA_BIGTK_MAX_LEN];
303 size_t bigtk_len;
304 };
305
306 /* WPA IE version 1
307 * 00-50-f2:1 (OUI:OUI type)
308 * 0x01 0x00 (version; little endian)
309 * (all following fields are optional:)
310 * Group Suite Selector (4 octets) (default: TKIP)
311 * Pairwise Suite Count (2 octets, little endian) (default: 1)
312 * Pairwise Suite List (4 * n octets) (default: TKIP)
313 * Authenticated Key Management Suite Count (2 octets, little endian)
314 * (default: 1)
315 * Authenticated Key Management Suite List (4 * n octets)
316 * (default: unspec 802.1X)
317 * WPA Capabilities (2 octets, little endian) (default: 0)
318 */
319
320 struct wpa_ie_hdr {
321 u8 elem_id;
322 u8 len;
323 u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */
324 u8 version[2]; /* little endian */
325 } STRUCT_PACKED;
326
327
328 /* 1/4: PMKID
329 * 2/4: RSN IE
330 * 3/4: one or two RSN IEs + GTK IE (encrypted)
331 * 4/4: empty
332 * 1/2: GTK IE (encrypted)
333 * 2/2: empty
334 */
335
336 /* RSN IE version 1
337 * 0x01 0x00 (version; little endian)
338 * (all following fields are optional:)
339 * Group Suite Selector (4 octets) (default: CCMP)
340 * Pairwise Suite Count (2 octets, little endian) (default: 1)
341 * Pairwise Suite List (4 * n octets) (default: CCMP)
342 * Authenticated Key Management Suite Count (2 octets, little endian)
343 * (default: 1)
344 * Authenticated Key Management Suite List (4 * n octets)
345 * (default: unspec 802.1X)
346 * RSN Capabilities (2 octets, little endian) (default: 0)
347 * PMKID Count (2 octets) (default: 0)
348 * PMKID List (16 * n octets)
349 * Management Group Cipher Suite (4 octets) (default: AES-128-CMAC)
350 */
351
352 struct rsn_ie_hdr {
353 u8 elem_id; /* WLAN_EID_RSN */
354 u8 len;
355 u8 version[2]; /* little endian */
356 } STRUCT_PACKED;
357
358
359 #define KDE_HDR_LEN (1 + 1 + RSN_SELECTOR_LEN)
360
361 struct rsn_error_kde {
362 be16 mui;
363 be16 error_type;
364 } STRUCT_PACKED;
365
366 #define WPA_IGTK_KDE_PREFIX_LEN (2 + RSN_PN_LEN)
367 struct wpa_igtk_kde {
368 u8 keyid[2];
369 u8 pn[RSN_PN_LEN];
370 u8 igtk[WPA_IGTK_MAX_LEN];
371 } STRUCT_PACKED;
372
373 #define WPA_BIGTK_KDE_PREFIX_LEN (2 + RSN_PN_LEN)
374 struct wpa_bigtk_kde {
375 u8 keyid[2];
376 u8 pn[RSN_PN_LEN];
377 u8 bigtk[WPA_BIGTK_MAX_LEN];
378 } STRUCT_PACKED;
379
380 #define RSN_MLO_GTK_KDE_PREFIX_LENGTH (1 + RSN_PN_LEN)
381 #define RSN_MLO_GTK_KDE_PREFIX0_KEY_ID_MASK 0x03
382 #define RSN_MLO_GTK_KDE_PREFIX0_TX 0x04
383 #define RSN_MLO_GTK_KDE_PREFIX0_LINK_ID_SHIFT 4
384 #define RSN_MLO_GTK_KDE_PREFIX0_LINK_ID_MASK 0xF0
385
386 #define RSN_MLO_IGTK_KDE_PREFIX_LENGTH (2 + RSN_PN_LEN + 1)
387 #define RSN_MLO_IGTK_KDE_PREFIX8_LINK_ID_SHIFT 4
388 #define RSN_MLO_IGTK_KDE_PREFIX8_LINK_ID_MASK 0xF0
389 struct rsn_mlo_igtk_kde {
390 u8 keyid[2];
391 u8 pn[RSN_PN_LEN];
392 u8 prefix8;
393 u8 igtk[WPA_IGTK_MAX_LEN];
394 } STRUCT_PACKED;
395
396 #define RSN_MLO_BIGTK_KDE_PREFIX_LENGTH (2 + RSN_PN_LEN + 1)
397 #define RSN_MLO_BIGTK_KDE_PREFIX8_LINK_ID_SHIFT 4
398 #define RSN_MLO_BIGTK_KDE_PREFIX8_LINK_ID_MASK 0xF0
399 struct rsn_mlo_bigtk_kde {
400 u8 keyid[2];
401 u8 pn[RSN_PN_LEN];
402 u8 prefix8;
403 u8 bigtk[WPA_BIGTK_MAX_LEN];
404 } STRUCT_PACKED;
405
406 #define RSN_MLO_LINK_KDE_FIXED_LENGTH (1 + ETH_ALEN)
407 #define RSN_MLO_LINK_KDE_LINK_INFO_INDEX 0
408 #define RSN_MLO_LINK_KDE_LI_LINK_ID_SHIFT 0
409 #define RSN_MLO_LINK_KDE_LI_LINK_ID_MASK 0x0F
410 #define RSN_MLO_LINK_KDE_LI_RSNE_INFO 0x10
411 #define RSN_MLO_LINK_KDE_LI_RSNXE_INFO 0x20
412 #define RSN_MLO_LINK_KDE_LINK_MAC_INDEX 1
413
414 struct rsn_mdie {
415 u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
416 u8 ft_capab;
417 } STRUCT_PACKED;
418
419 #define RSN_FT_CAPAB_FT_OVER_DS BIT(0)
420 #define RSN_FT_CAPAB_FT_RESOURCE_REQ_SUPP BIT(1)
421
422 struct rsn_ftie {
423 u8 mic_control[2];
424 u8 mic[16];
425 u8 anonce[WPA_NONCE_LEN];
426 u8 snonce[WPA_NONCE_LEN];
427 /* followed by optional parameters */
428 } STRUCT_PACKED;
429
430 struct rsn_ftie_sha384 {
431 u8 mic_control[2];
432 u8 mic[24];
433 u8 anonce[WPA_NONCE_LEN];
434 u8 snonce[WPA_NONCE_LEN];
435 /* followed by optional parameters */
436 } STRUCT_PACKED;
437
438 struct rsn_ftie_sha512 {
439 u8 mic_control[2];
440 u8 mic[32];
441 u8 anonce[WPA_NONCE_LEN];
442 u8 snonce[WPA_NONCE_LEN];
443 /* followed by optional parameters */
444 } STRUCT_PACKED;
445
446 #define FTIE_SUBELEM_R1KH_ID 1
447 #define FTIE_SUBELEM_GTK 2
448 #define FTIE_SUBELEM_R0KH_ID 3
449 #define FTIE_SUBELEM_IGTK 4
450 #define FTIE_SUBELEM_OCI 5
451 #define FTIE_SUBELEM_BIGTK 6
452 #define FTIE_SUBELEM_MLO_GTK 8
453 #define FTIE_SUBELEM_MLO_IGTK 9
454 #define FTIE_SUBELEM_MLO_BIGTK 10
455
456 struct rsn_rdie {
457 u8 id;
458 u8 descr_count;
459 le16 status_code;
460 } STRUCT_PACKED;
461
462 /* WFA Transition Disable KDE (using OUI_WFA) */
463 /* Transition Disable Bitmap bits */
464 #define TRANSITION_DISABLE_WPA3_PERSONAL BIT(0)
465 #define TRANSITION_DISABLE_SAE_PK BIT(1)
466 #define TRANSITION_DISABLE_WPA3_ENTERPRISE BIT(2)
467 #define TRANSITION_DISABLE_ENHANCED_OPEN BIT(3)
468
469 /* DPP KDE Flags */
470 #define DPP_KDE_PFS_ALLOWED BIT(0)
471 #define DPP_KDE_PFS_REQUIRED BIT(1)
472
473 #ifdef _MSC_VER
474 #pragma pack(pop)
475 #endif /* _MSC_VER */
476
477
478 int wpa_eapol_key_mic(const u8 *key, size_t key_len, int akmp, int ver,
479 const u8 *buf, size_t len, u8 *mic);
480 int wpa_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const char *label,
481 const u8 *addr1, const u8 *addr2,
482 const u8 *nonce1, const u8 *nonce2,
483 struct wpa_ptk *ptk, int akmp, int cipher,
484 const u8 *z, size_t z_len, size_t kdk_len);
485 int fils_rmsk_to_pmk(int akmp, const u8 *rmsk, size_t rmsk_len,
486 const u8 *snonce, const u8 *anonce, const u8 *dh_ss,
487 size_t dh_ss_len, u8 *pmk, size_t *pmk_len);
488 int fils_pmkid_erp(int akmp, const u8 *reauth, size_t reauth_len,
489 u8 *pmkid);
490 int fils_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const u8 *spa, const u8 *aa,
491 const u8 *snonce, const u8 *anonce, const u8 *dhss,
492 size_t dhss_len, struct wpa_ptk *ptk,
493 u8 *ick, size_t *ick_len, int akmp, int cipher,
494 u8 *fils_ft, size_t *fils_ft_len, size_t kdk_len);
495 int fils_key_auth_sk(const u8 *ick, size_t ick_len, const u8 *snonce,
496 const u8 *anonce, const u8 *sta_addr, const u8 *bssid,
497 const u8 *g_sta, size_t g_sta_len,
498 const u8 *g_ap, size_t g_ap_len,
499 int akmp, u8 *key_auth_sta, u8 *key_auth_ap,
500 size_t *key_auth_len);
501
502 #ifdef CONFIG_IEEE80211R
503 int wpa_ft_mic(int key_mgmt, const u8 *kck, size_t kck_len, const u8 *sta_addr,
504 const u8 *ap_addr, u8 transaction_seqnum,
505 const u8 *mdie, size_t mdie_len,
506 const u8 *ftie, size_t ftie_len,
507 const u8 *rsnie, size_t rsnie_len,
508 const u8 *ric, size_t ric_len,
509 const u8 *rsnxe, size_t rsnxe_len,
510 const struct wpabuf *extra,
511 u8 *mic);
512 int wpa_derive_pmk_r0(const u8 *xxkey, size_t xxkey_len,
513 const u8 *ssid, size_t ssid_len,
514 const u8 *mdid, const u8 *r0kh_id, size_t r0kh_id_len,
515 const u8 *s0kh_id, u8 *pmk_r0, u8 *pmk_r0_name,
516 int key_mgmt);
517 int wpa_derive_pmk_r1_name(const u8 *pmk_r0_name, const u8 *r1kh_id,
518 const u8 *s1kh_id, u8 *pmk_r1_name,
519 size_t pmk_r1_len);
520 int wpa_derive_pmk_r1(const u8 *pmk_r0, size_t pmk_r0_len,
521 const u8 *pmk_r0_name,
522 const u8 *r1kh_id, const u8 *s1kh_id,
523 u8 *pmk_r1, u8 *pmk_r1_name);
524 int wpa_pmk_r1_to_ptk(const u8 *pmk_r1, size_t pmk_r1_len, const u8 *snonce,
525 const u8 *anonce, const u8 *sta_addr, const u8 *bssid,
526 const u8 *pmk_r1_name,
527 struct wpa_ptk *ptk, u8 *ptk_name, int akmp, int cipher,
528 size_t kdk_len);
529 #endif /* CONFIG_IEEE80211R */
530
531 struct wpa_ie_data {
532 int proto;
533 int pairwise_cipher;
534 int has_pairwise;
535 int group_cipher;
536 int has_group;
537 int key_mgmt;
538 int capabilities;
539 size_t num_pmkid;
540 const u8 *pmkid;
541 int mgmt_group_cipher;
542 };
543
544
545 int wpa_parse_wpa_ie_rsn(const u8 *rsn_ie, size_t rsn_ie_len,
546 struct wpa_ie_data *data);
547 int wpa_parse_wpa_ie_wpa(const u8 *wpa_ie, size_t wpa_ie_len,
548 struct wpa_ie_data *data);
549 int wpa_default_rsn_cipher(int freq);
550
551 void rsn_pmkid(const u8 *pmk, size_t pmk_len, const u8 *aa, const u8 *spa,
552 u8 *pmkid, int akmp);
553 #ifdef CONFIG_SUITEB
554 int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
555 const u8 *spa, u8 *pmkid);
556 #else /* CONFIG_SUITEB */
rsn_pmkid_suite_b(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)557 static inline int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa,
558 const u8 *spa, u8 *pmkid)
559 {
560 return -1;
561 }
562 #endif /* CONFIG_SUITEB */
563 #ifdef CONFIG_SUITEB192
564 int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len, const u8 *aa,
565 const u8 *spa, u8 *pmkid);
566 #else /* CONFIG_SUITEB192 */
rsn_pmkid_suite_b_192(const u8 * kck,size_t kck_len,const u8 * aa,const u8 * spa,u8 * pmkid)567 static inline int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len,
568 const u8 *aa, const u8 *spa, u8 *pmkid)
569 {
570 return -1;
571 }
572 #endif /* CONFIG_SUITEB192 */
573
574 const char * wpa_cipher_txt(int cipher);
575 const char * wpa_key_mgmt_txt(int key_mgmt, int proto);
576 u32 wpa_akm_to_suite(int akm);
577 int wpa_compare_rsn_ie(int ft_initial_assoc,
578 const u8 *ie1, size_t ie1len,
579 const u8 *ie2, size_t ie2len);
580 int wpa_insert_pmkid(u8 *ies, size_t *ies_len, const u8 *pmkid, bool replace);
581
582 struct wpa_ft_ies {
583 const u8 *mdie;
584 size_t mdie_len;
585 const u8 *ftie;
586 size_t ftie_len;
587 const u8 *r1kh_id;
588 const u8 *gtk;
589 size_t gtk_len;
590 const u8 *r0kh_id;
591 size_t r0kh_id_len;
592 const u8 *fte_anonce;
593 const u8 *fte_snonce;
594 bool fte_rsnxe_used;
595 unsigned int fte_elem_count;
596 const u8 *fte_mic;
597 size_t fte_mic_len;
598 const u8 *rsn;
599 size_t rsn_len;
600 u16 rsn_capab;
601 const u8 *rsn_pmkid;
602 const u8 *tie;
603 size_t tie_len;
604 const u8 *igtk;
605 size_t igtk_len;
606 const u8 *bigtk;
607 size_t bigtk_len;
608 #ifdef CONFIG_OCV
609 const u8 *oci;
610 size_t oci_len;
611 #endif /* CONFIG_OCV */
612 const u8 *ric;
613 size_t ric_len;
614 int key_mgmt;
615 int pairwise_cipher;
616 const u8 *rsnxe;
617 size_t rsnxe_len;
618 u16 valid_mlo_gtks; /* bitmap of valid link GTK subelements */
619 const u8 *mlo_gtk[MAX_NUM_MLD_LINKS];
620 size_t mlo_gtk_len[MAX_NUM_MLD_LINKS];
621 u16 valid_mlo_igtks; /* bitmap of valid link IGTK subelements */
622 const u8 *mlo_igtk[MAX_NUM_MLD_LINKS];
623 size_t mlo_igtk_len[MAX_NUM_MLD_LINKS];
624 u16 valid_mlo_bigtks; /* bitmap of valid link BIGTK subelements */
625 const u8 *mlo_bigtk[MAX_NUM_MLD_LINKS];
626 size_t mlo_bigtk_len[MAX_NUM_MLD_LINKS];
627
628 struct wpabuf *fte_buf;
629 };
630
631 /* IEEE P802.11az/D2.6 - 9.4.2.303 PASN Parameters element */
632 #define WPA_PASN_CTRL_COMEBACK_INFO_PRESENT BIT(0)
633 #define WPA_PASN_CTRL_GROUP_AND_KEY_PRESENT BIT(1)
634
635 #define WPA_PASN_WRAPPED_DATA_NO 0
636 #define WPA_PASN_WRAPPED_DATA_FT 1
637 #define WPA_PASN_WRAPPED_DATA_FILS_SK 2
638 #define WPA_PASN_WRAPPED_DATA_SAE 3
639
640 struct pasn_parameter_ie {
641 u8 id;
642 u8 len;
643 u8 id_ext;
644 u8 control; /* WPA_PASN_CTRL_* */
645 u8 wrapped_data_format; /* WPA_PASN_WRAPPED_DATA_* */
646 } STRUCT_PACKED;
647
648 struct wpa_pasn_params_data {
649 u8 wrapped_data_format;
650 u16 after;
651 u8 comeback_len;
652 const u8 *comeback;
653 u16 group;
654 u8 pubkey_len;
655 const u8 *pubkey;
656 };
657
658 /* See RFC 5480 section 2.2 */
659 #define WPA_PASN_PUBKEY_COMPRESSED_0 0x02
660 #define WPA_PASN_PUBKEY_COMPRESSED_1 0x03
661 #define WPA_PASN_PUBKEY_UNCOMPRESSED 0x04
662
663 int wpa_ft_parse_ies(const u8 *ies, size_t ies_len, struct wpa_ft_ies *parse,
664 int key_mgmt, bool reassoc_resp);
665 void wpa_ft_parse_ies_free(struct wpa_ft_ies *parse);
666
667 struct wpa_eapol_ie_parse {
668 const u8 *wpa_ie;
669 size_t wpa_ie_len;
670 const u8 *rsn_ie;
671 size_t rsn_ie_len;
672 const u8 *pmkid;
673 const u8 *key_id;
674 const u8 *gtk;
675 size_t gtk_len;
676 const u8 *mac_addr;
677 const u8 *igtk;
678 size_t igtk_len;
679 const u8 *bigtk;
680 size_t bigtk_len;
681 const u8 *mdie;
682 size_t mdie_len;
683 const u8 *ftie;
684 size_t ftie_len;
685 const u8 *ip_addr_req;
686 const u8 *ip_addr_alloc;
687 const u8 *transition_disable;
688 size_t transition_disable_len;
689 const u8 *dpp_kde;
690 size_t dpp_kde_len;
691 const u8 *oci;
692 size_t oci_len;
693 const u8 *osen;
694 size_t osen_len;
695 const u8 *rsnxe;
696 size_t rsnxe_len;
697 const u8 *reassoc_deadline;
698 const u8 *key_lifetime;
699 const u8 *lnkid;
700 size_t lnkid_len;
701 const u8 *ext_capab;
702 size_t ext_capab_len;
703 const u8 *supp_rates;
704 size_t supp_rates_len;
705 const u8 *ext_supp_rates;
706 size_t ext_supp_rates_len;
707 const u8 *ht_capabilities;
708 const u8 *vht_capabilities;
709 const u8 *he_capabilities;
710 size_t he_capab_len;
711 const u8 *he_6ghz_capabilities;
712 const u8 *eht_capabilities;
713 size_t eht_capab_len;
714 const u8 *supp_channels;
715 size_t supp_channels_len;
716 const u8 *supp_oper_classes;
717 size_t supp_oper_classes_len;
718 const u8 *ssid;
719 size_t ssid_len;
720 u8 qosinfo;
721 u16 aid;
722 const u8 *wmm;
723 size_t wmm_len;
724 u16 valid_mlo_gtks; /* bitmap of valid link GTK KDEs */
725 const u8 *mlo_gtk[MAX_NUM_MLD_LINKS];
726 size_t mlo_gtk_len[MAX_NUM_MLD_LINKS];
727 u16 valid_mlo_igtks; /* bitmap of valid link IGTK KDEs */
728 const u8 *mlo_igtk[MAX_NUM_MLD_LINKS];
729 size_t mlo_igtk_len[MAX_NUM_MLD_LINKS];
730 u16 valid_mlo_bigtks; /* bitmap of valid link BIGTK KDEs */
731 const u8 *mlo_bigtk[MAX_NUM_MLD_LINKS];
732 size_t mlo_bigtk_len[MAX_NUM_MLD_LINKS];
733 u16 valid_mlo_links; /* bitmap of valid MLO link KDEs */
734 const u8 *mlo_link[MAX_NUM_MLD_LINKS];
735 size_t mlo_link_len[MAX_NUM_MLD_LINKS];
736 };
737
738 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)739 static inline int wpa_supplicant_parse_ies(const u8 *buf, size_t len,
740 struct wpa_eapol_ie_parse *ie)
741 {
742 return wpa_parse_kde_ies(buf, len, ie);
743 }
744
745
746 int wpa_cipher_key_len(int cipher);
747 int wpa_cipher_rsc_len(int cipher);
748 enum wpa_alg wpa_cipher_to_alg(int cipher);
749 int wpa_cipher_valid_group(int cipher);
750 int wpa_cipher_valid_pairwise(int cipher);
751 int wpa_cipher_valid_mgmt_group(int cipher);
752 u32 wpa_cipher_to_suite(int proto, int cipher);
753 int rsn_cipher_put_suites(u8 *pos, int ciphers);
754 int wpa_cipher_put_suites(u8 *pos, int ciphers);
755 int wpa_pick_pairwise_cipher(int ciphers, int none_allowed);
756 int wpa_pick_group_cipher(int ciphers);
757 int wpa_parse_cipher(const char *value);
758 int wpa_write_ciphers(char *start, char *end, int ciphers, const char *delim);
759 int wpa_select_ap_group_cipher(int wpa, int wpa_pairwise, int rsn_pairwise);
760 unsigned int wpa_mic_len(int akmp, size_t pmk_len);
761 int wpa_use_akm_defined(int akmp);
762 int wpa_use_cmac(int akmp);
763 int wpa_use_aes_key_wrap(int akmp);
764 int fils_domain_name_hash(const char *domain, u8 *hash);
765
766 bool pasn_use_sha384(int akmp, int cipher);
767 int pasn_pmk_to_ptk(const u8 *pmk, size_t pmk_len,
768 const u8 *spa, const u8 *bssid,
769 const u8 *dhss, size_t dhss_len,
770 struct wpa_ptk *ptk, int akmp, int cipher,
771 size_t kdk_len);
772
773 u8 pasn_mic_len(int akmp, int cipher);
774
775 int pasn_mic(const u8 *kck, int akmp, int cipher,
776 const u8 *addr1, const u8 *addr2,
777 const u8 *data, size_t data_len,
778 const u8 *frame, size_t frame_len, u8 *mic);
779
780 int wpa_ltf_keyseed(struct wpa_ptk *ptk, int akmp, int cipher);
781
782 int pasn_auth_frame_hash(int akmp, int cipher, const u8 *data, size_t len,
783 u8 *hash);
784
785 void wpa_pasn_build_auth_header(struct wpabuf *buf, const u8 *bssid,
786 const u8 *src, const u8 *dst,
787 u8 trans_seq, u16 status);
788
789 int wpa_pasn_add_rsne(struct wpabuf *buf, const u8 *pmkid,
790 int akmp, int cipher);
791
792 void wpa_pasn_add_parameter_ie(struct wpabuf *buf, u16 pasn_group,
793 u8 wrapped_data_format,
794 const struct wpabuf *pubkey, bool compressed,
795 const struct wpabuf *comeback, int after);
796
797 int wpa_pasn_add_wrapped_data(struct wpabuf *buf,
798 struct wpabuf *wrapped_data_buf);
799
800 int wpa_pasn_validate_rsne(const struct wpa_ie_data *data);
801 int wpa_pasn_parse_parameter_ie(const u8 *data, u8 len, bool from_ap,
802 struct wpa_pasn_params_data *pasn_params);
803
804 void wpa_pasn_add_rsnxe(struct wpabuf *buf, u16 capab);
805 int wpa_pasn_add_extra_ies(struct wpabuf *buf, const u8 *extra_ies, size_t len);
806
807 #endif /* WPA_COMMON_H */
808 #ifdef CONFIG_HUKS_ENCRYPTION_SUPPORT
809 int set_up_hks(void);
810 int wpa_encryption(const char *fileName, const char *inputString,
811 char *encryptedData, uint32_t *enDataSize, char *encryptedIv, uint32_t *enIvSize);
812 int wpa_decryption(const char *fileName, const char *encryptedData, uint32_t enDataSize,
813 const char *encryptedIv, uint32_t enIvSize, char *decryptedData);
814 #endif