xref: /freebsd/contrib/wpa/src/common/defs.h (revision a90b9d01)
1 /*
2  * WPA Supplicant - Common definitions
3  * Copyright (c) 2004-2018, 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 DEFS_H
10 #define DEFS_H
11 
12 #define WPA_CIPHER_NONE BIT(0)
13 #define WPA_CIPHER_WEP40 BIT(1)
14 #define WPA_CIPHER_WEP104 BIT(2)
15 #define WPA_CIPHER_TKIP BIT(3)
16 #define WPA_CIPHER_CCMP BIT(4)
17 #define WPA_CIPHER_AES_128_CMAC BIT(5)
18 #define WPA_CIPHER_GCMP BIT(6)
19 #define WPA_CIPHER_SMS4 BIT(7)
20 #define WPA_CIPHER_GCMP_256 BIT(8)
21 #define WPA_CIPHER_CCMP_256 BIT(9)
22 #define WPA_CIPHER_BIP_GMAC_128 BIT(11)
23 #define WPA_CIPHER_BIP_GMAC_256 BIT(12)
24 #define WPA_CIPHER_BIP_CMAC_256 BIT(13)
25 #define WPA_CIPHER_GTK_NOT_USED BIT(14)
26 
27 #define WPA_KEY_MGMT_IEEE8021X BIT(0)
28 #define WPA_KEY_MGMT_PSK BIT(1)
29 #define WPA_KEY_MGMT_NONE BIT(2)
30 #define WPA_KEY_MGMT_IEEE8021X_NO_WPA BIT(3)
31 #define WPA_KEY_MGMT_WPA_NONE BIT(4)
32 #define WPA_KEY_MGMT_FT_IEEE8021X BIT(5)
33 #define WPA_KEY_MGMT_FT_PSK BIT(6)
34 #define WPA_KEY_MGMT_IEEE8021X_SHA256 BIT(7)
35 #define WPA_KEY_MGMT_PSK_SHA256 BIT(8)
36 #define WPA_KEY_MGMT_WPS BIT(9)
37 #define WPA_KEY_MGMT_SAE BIT(10)
38 #define WPA_KEY_MGMT_FT_SAE BIT(11)
39 #define WPA_KEY_MGMT_WAPI_PSK BIT(12)
40 #define WPA_KEY_MGMT_WAPI_CERT BIT(13)
41 #define WPA_KEY_MGMT_CCKM BIT(14)
42 #define WPA_KEY_MGMT_OSEN BIT(15)
43 #define WPA_KEY_MGMT_IEEE8021X_SUITE_B BIT(16)
44 #define WPA_KEY_MGMT_IEEE8021X_SUITE_B_192 BIT(17)
45 #define WPA_KEY_MGMT_FILS_SHA256 BIT(18)
46 #define WPA_KEY_MGMT_FILS_SHA384 BIT(19)
47 #define WPA_KEY_MGMT_FT_FILS_SHA256 BIT(20)
48 #define WPA_KEY_MGMT_FT_FILS_SHA384 BIT(21)
49 #define WPA_KEY_MGMT_OWE BIT(22)
50 #define WPA_KEY_MGMT_DPP BIT(23)
51 #define WPA_KEY_MGMT_FT_IEEE8021X_SHA384 BIT(24)
52 #define WPA_KEY_MGMT_PASN BIT(25)
53 #define WPA_KEY_MGMT_SAE_EXT_KEY BIT(26)
54 #define WPA_KEY_MGMT_FT_SAE_EXT_KEY BIT(27)
55 #define WPA_KEY_MGMT_IEEE8021X_SHA384 BIT(28)
56 
57 
58 #define WPA_KEY_MGMT_FT (WPA_KEY_MGMT_FT_PSK | \
59 			 WPA_KEY_MGMT_FT_IEEE8021X | \
60 			 WPA_KEY_MGMT_FT_IEEE8021X_SHA384 | \
61 			 WPA_KEY_MGMT_FT_SAE | \
62 			 WPA_KEY_MGMT_FT_SAE_EXT_KEY | \
63 			 WPA_KEY_MGMT_FT_FILS_SHA256 | \
64 			 WPA_KEY_MGMT_FT_FILS_SHA384)
65 
wpa_key_mgmt_wpa_ieee8021x(int akm)66 static inline int wpa_key_mgmt_wpa_ieee8021x(int akm)
67 {
68 	return !!(akm & (WPA_KEY_MGMT_IEEE8021X |
69 			 WPA_KEY_MGMT_FT_IEEE8021X |
70 			 WPA_KEY_MGMT_FT_IEEE8021X_SHA384 |
71 			 WPA_KEY_MGMT_CCKM |
72 			 WPA_KEY_MGMT_OSEN |
73 			 WPA_KEY_MGMT_IEEE8021X_SHA256 |
74 			 WPA_KEY_MGMT_IEEE8021X_SUITE_B |
75 			 WPA_KEY_MGMT_IEEE8021X_SUITE_B_192 |
76 			 WPA_KEY_MGMT_FILS_SHA256 |
77 			 WPA_KEY_MGMT_FILS_SHA384 |
78 			 WPA_KEY_MGMT_FT_FILS_SHA256 |
79 			 WPA_KEY_MGMT_FT_FILS_SHA384 |
80 			 WPA_KEY_MGMT_IEEE8021X_SHA384));
81 }
82 
wpa_key_mgmt_wpa_psk_no_sae(int akm)83 static inline int wpa_key_mgmt_wpa_psk_no_sae(int akm)
84 {
85 	return !!(akm & (WPA_KEY_MGMT_PSK |
86 			 WPA_KEY_MGMT_FT_PSK |
87 			 WPA_KEY_MGMT_PSK_SHA256));
88 }
89 
wpa_key_mgmt_wpa_psk(int akm)90 static inline int wpa_key_mgmt_wpa_psk(int akm)
91 {
92 	return !!(akm & (WPA_KEY_MGMT_PSK |
93 			 WPA_KEY_MGMT_FT_PSK |
94 			 WPA_KEY_MGMT_PSK_SHA256 |
95 			 WPA_KEY_MGMT_SAE |
96 			 WPA_KEY_MGMT_SAE_EXT_KEY |
97 			 WPA_KEY_MGMT_FT_SAE |
98 			 WPA_KEY_MGMT_FT_SAE_EXT_KEY));
99 }
100 
wpa_key_mgmt_ft(int akm)101 static inline int wpa_key_mgmt_ft(int akm)
102 {
103 	return !!(akm & WPA_KEY_MGMT_FT);
104 }
105 
wpa_key_mgmt_only_ft(int akm)106 static inline int wpa_key_mgmt_only_ft(int akm)
107 {
108 	int ft = wpa_key_mgmt_ft(akm);
109 	akm &= ~WPA_KEY_MGMT_FT;
110 	return ft && !akm;
111 }
112 
wpa_key_mgmt_ft_psk(int akm)113 static inline int wpa_key_mgmt_ft_psk(int akm)
114 {
115 	return !!(akm & WPA_KEY_MGMT_FT_PSK);
116 }
117 
wpa_key_mgmt_sae(int akm)118 static inline int wpa_key_mgmt_sae(int akm)
119 {
120 	return !!(akm & (WPA_KEY_MGMT_SAE |
121 			 WPA_KEY_MGMT_SAE_EXT_KEY |
122 			 WPA_KEY_MGMT_FT_SAE |
123 			 WPA_KEY_MGMT_FT_SAE_EXT_KEY));
124 }
125 
wpa_key_mgmt_sae_ext_key(int akm)126 static inline int wpa_key_mgmt_sae_ext_key(int akm)
127 {
128 	return !!(akm & (WPA_KEY_MGMT_SAE_EXT_KEY |
129 			 WPA_KEY_MGMT_FT_SAE_EXT_KEY));
130 }
131 
wpa_key_mgmt_fils(int akm)132 static inline int wpa_key_mgmt_fils(int akm)
133 {
134 	return !!(akm & (WPA_KEY_MGMT_FILS_SHA256 |
135 			 WPA_KEY_MGMT_FILS_SHA384 |
136 			 WPA_KEY_MGMT_FT_FILS_SHA256 |
137 			 WPA_KEY_MGMT_FT_FILS_SHA384));
138 }
139 
wpa_key_mgmt_sha256(int akm)140 static inline int wpa_key_mgmt_sha256(int akm)
141 {
142 	return !!(akm & (WPA_KEY_MGMT_FT_IEEE8021X |
143 			 WPA_KEY_MGMT_PSK_SHA256 |
144 			 WPA_KEY_MGMT_IEEE8021X_SHA256 |
145 			 WPA_KEY_MGMT_SAE |
146 			 WPA_KEY_MGMT_FT_SAE |
147 			 WPA_KEY_MGMT_OSEN |
148 			 WPA_KEY_MGMT_IEEE8021X_SUITE_B |
149 			 WPA_KEY_MGMT_FILS_SHA256 |
150 			 WPA_KEY_MGMT_FT_FILS_SHA256));
151 }
152 
wpa_key_mgmt_sha384(int akm)153 static inline int wpa_key_mgmt_sha384(int akm)
154 {
155 	return !!(akm & (WPA_KEY_MGMT_IEEE8021X_SUITE_B_192 |
156 			 WPA_KEY_MGMT_FT_IEEE8021X_SHA384 |
157 			 WPA_KEY_MGMT_FILS_SHA384 |
158 			 WPA_KEY_MGMT_FT_FILS_SHA384 |
159 			 WPA_KEY_MGMT_IEEE8021X_SHA384));
160 }
161 
wpa_key_mgmt_suite_b(int akm)162 static inline int wpa_key_mgmt_suite_b(int akm)
163 {
164 	return !!(akm & (WPA_KEY_MGMT_IEEE8021X_SUITE_B |
165 			 WPA_KEY_MGMT_IEEE8021X_SUITE_B_192));
166 }
167 
wpa_key_mgmt_wpa(int akm)168 static inline int wpa_key_mgmt_wpa(int akm)
169 {
170 	return wpa_key_mgmt_wpa_ieee8021x(akm) ||
171 		wpa_key_mgmt_wpa_psk(akm) ||
172 		wpa_key_mgmt_fils(akm) ||
173 		wpa_key_mgmt_sae(akm) ||
174 		akm == WPA_KEY_MGMT_OWE ||
175 		akm == WPA_KEY_MGMT_DPP;
176 }
177 
wpa_key_mgmt_wpa_any(int akm)178 static inline int wpa_key_mgmt_wpa_any(int akm)
179 {
180 	return wpa_key_mgmt_wpa(akm) || (akm & WPA_KEY_MGMT_WPA_NONE);
181 }
182 
wpa_key_mgmt_cckm(int akm)183 static inline int wpa_key_mgmt_cckm(int akm)
184 {
185 	return akm == WPA_KEY_MGMT_CCKM;
186 }
187 
wpa_key_mgmt_cross_akm(int akm)188 static inline int wpa_key_mgmt_cross_akm(int akm)
189 {
190 	return !!(akm & (WPA_KEY_MGMT_PSK |
191 			 WPA_KEY_MGMT_PSK_SHA256 |
192 			 WPA_KEY_MGMT_SAE |
193 			 WPA_KEY_MGMT_SAE_EXT_KEY));
194 }
195 
196 #define WPA_PROTO_WPA BIT(0)
197 #define WPA_PROTO_RSN BIT(1)
198 #define WPA_PROTO_WAPI BIT(2)
199 #define WPA_PROTO_OSEN BIT(3)
200 
201 #define WPA_AUTH_ALG_OPEN BIT(0)
202 #define WPA_AUTH_ALG_SHARED BIT(1)
203 #define WPA_AUTH_ALG_LEAP BIT(2)
204 #define WPA_AUTH_ALG_FT BIT(3)
205 #define WPA_AUTH_ALG_SAE BIT(4)
206 #define WPA_AUTH_ALG_FILS BIT(5)
207 #define WPA_AUTH_ALG_FILS_SK_PFS BIT(6)
208 
wpa_auth_alg_fils(int alg)209 static inline int wpa_auth_alg_fils(int alg)
210 {
211 	return !!(alg & (WPA_AUTH_ALG_FILS | WPA_AUTH_ALG_FILS_SK_PFS));
212 }
213 
214 enum wpa_alg {
215 	WPA_ALG_NONE,
216 	WPA_ALG_WEP,
217 	WPA_ALG_TKIP,
218 	WPA_ALG_CCMP,
219 	WPA_ALG_BIP_CMAC_128,
220 	WPA_ALG_GCMP,
221 	WPA_ALG_SMS4,
222 	WPA_ALG_KRK,
223 	WPA_ALG_GCMP_256,
224 	WPA_ALG_CCMP_256,
225 	WPA_ALG_BIP_GMAC_128,
226 	WPA_ALG_BIP_GMAC_256,
227 	WPA_ALG_BIP_CMAC_256
228 };
229 
wpa_alg_bip(enum wpa_alg alg)230 static inline int wpa_alg_bip(enum wpa_alg alg)
231 {
232 	return alg == WPA_ALG_BIP_CMAC_128 ||
233 		alg == WPA_ALG_BIP_GMAC_128 ||
234 		alg == WPA_ALG_BIP_GMAC_256 ||
235 		alg == WPA_ALG_BIP_CMAC_256;
236 }
237 
238 /**
239  * enum wpa_states - wpa_supplicant state
240  *
241  * These enumeration values are used to indicate the current wpa_supplicant
242  * state (wpa_s->wpa_state). The current state can be retrieved with
243  * wpa_supplicant_get_state() function and the state can be changed by calling
244  * wpa_supplicant_set_state(). In WPA state machine (wpa.c and preauth.c), the
245  * wrapper functions wpa_sm_get_state() and wpa_sm_set_state() should be used
246  * to access the state variable.
247  */
248 enum wpa_states {
249 	/**
250 	 * WPA_DISCONNECTED - Disconnected state
251 	 *
252 	 * This state indicates that client is not associated, but is likely to
253 	 * start looking for an access point. This state is entered when a
254 	 * connection is lost.
255 	 */
256 	WPA_DISCONNECTED,
257 
258 	/**
259 	 * WPA_INTERFACE_DISABLED - Interface disabled
260 	 *
261 	 * This state is entered if the network interface is disabled, e.g.,
262 	 * due to rfkill. wpa_supplicant refuses any new operations that would
263 	 * use the radio until the interface has been enabled.
264 	 */
265 	WPA_INTERFACE_DISABLED,
266 
267 	/**
268 	 * WPA_INACTIVE - Inactive state (wpa_supplicant disabled)
269 	 *
270 	 * This state is entered if there are no enabled networks in the
271 	 * configuration. wpa_supplicant is not trying to associate with a new
272 	 * network and external interaction (e.g., ctrl_iface call to add or
273 	 * enable a network) is needed to start association.
274 	 */
275 	WPA_INACTIVE,
276 
277 	/**
278 	 * WPA_SCANNING - Scanning for a network
279 	 *
280 	 * This state is entered when wpa_supplicant starts scanning for a
281 	 * network.
282 	 */
283 	WPA_SCANNING,
284 
285 	/**
286 	 * WPA_AUTHENTICATING - Trying to authenticate with a BSS/SSID
287 	 *
288 	 * This state is entered when wpa_supplicant has found a suitable BSS
289 	 * to authenticate with and the driver is configured to try to
290 	 * authenticate with this BSS. This state is used only with drivers
291 	 * that use wpa_supplicant as the SME.
292 	 */
293 	WPA_AUTHENTICATING,
294 
295 	/**
296 	 * WPA_ASSOCIATING - Trying to associate with a BSS/SSID
297 	 *
298 	 * This state is entered when wpa_supplicant has found a suitable BSS
299 	 * to associate with and the driver is configured to try to associate
300 	 * with this BSS in ap_scan=1 mode. When using ap_scan=2 mode, this
301 	 * state is entered when the driver is configured to try to associate
302 	 * with a network using the configured SSID and security policy.
303 	 */
304 	WPA_ASSOCIATING,
305 
306 	/**
307 	 * WPA_ASSOCIATED - Association completed
308 	 *
309 	 * This state is entered when the driver reports that association has
310 	 * been successfully completed with an AP. If IEEE 802.1X is used
311 	 * (with or without WPA/WPA2), wpa_supplicant remains in this state
312 	 * until the IEEE 802.1X/EAPOL authentication has been completed.
313 	 */
314 	WPA_ASSOCIATED,
315 
316 	/**
317 	 * WPA_4WAY_HANDSHAKE - WPA 4-Way Key Handshake in progress
318 	 *
319 	 * This state is entered when WPA/WPA2 4-Way Handshake is started. In
320 	 * case of WPA-PSK, this happens when receiving the first EAPOL-Key
321 	 * frame after association. In case of WPA-EAP, this state is entered
322 	 * when the IEEE 802.1X/EAPOL authentication has been completed.
323 	 */
324 	WPA_4WAY_HANDSHAKE,
325 
326 	/**
327 	 * WPA_GROUP_HANDSHAKE - WPA Group Key Handshake in progress
328 	 *
329 	 * This state is entered when 4-Way Key Handshake has been completed
330 	 * (i.e., when the supplicant sends out message 4/4) and when Group
331 	 * Key rekeying is started by the AP (i.e., when supplicant receives
332 	 * message 1/2).
333 	 */
334 	WPA_GROUP_HANDSHAKE,
335 
336 	/**
337 	 * WPA_COMPLETED - All authentication completed
338 	 *
339 	 * This state is entered when the full authentication process is
340 	 * completed. In case of WPA2, this happens when the 4-Way Handshake is
341 	 * successfully completed. With WPA, this state is entered after the
342 	 * Group Key Handshake; with IEEE 802.1X (non-WPA) connection is
343 	 * completed after dynamic keys are received (or if not used, after
344 	 * the EAP authentication has been completed). With static WEP keys and
345 	 * plaintext connections, this state is entered when an association
346 	 * has been completed.
347 	 *
348 	 * This state indicates that the supplicant has completed its
349 	 * processing for the association phase and that data connection is
350 	 * fully configured.
351 	 */
352 	WPA_COMPLETED
353 };
354 
355 #define MLME_SETPROTECTION_PROTECT_TYPE_NONE 0
356 #define MLME_SETPROTECTION_PROTECT_TYPE_RX 1
357 #define MLME_SETPROTECTION_PROTECT_TYPE_TX 2
358 #define MLME_SETPROTECTION_PROTECT_TYPE_RX_TX 3
359 
360 #define MLME_SETPROTECTION_KEY_TYPE_GROUP 0
361 #define MLME_SETPROTECTION_KEY_TYPE_PAIRWISE 1
362 
363 
364 /**
365  * enum mfp_options - Management frame protection (IEEE 802.11w) options
366  */
367 enum mfp_options {
368 	NO_MGMT_FRAME_PROTECTION = 0,
369 	MGMT_FRAME_PROTECTION_OPTIONAL = 1,
370 	MGMT_FRAME_PROTECTION_REQUIRED = 2,
371 };
372 #define MGMT_FRAME_PROTECTION_DEFAULT 3
373 
374 /**
375  * enum hostapd_hw_mode - Hardware mode
376  */
377 enum hostapd_hw_mode {
378 	HOSTAPD_MODE_IEEE80211B,
379 	HOSTAPD_MODE_IEEE80211G,
380 	HOSTAPD_MODE_IEEE80211A,
381 	HOSTAPD_MODE_IEEE80211AD,
382 	HOSTAPD_MODE_IEEE80211ANY,
383 	NUM_HOSTAPD_MODES
384 };
385 
386 /**
387  * enum wpa_ctrl_req_type - Control interface request types
388  */
389 enum wpa_ctrl_req_type {
390 	WPA_CTRL_REQ_UNKNOWN,
391 	WPA_CTRL_REQ_EAP_IDENTITY,
392 	WPA_CTRL_REQ_EAP_PASSWORD,
393 	WPA_CTRL_REQ_EAP_NEW_PASSWORD,
394 	WPA_CTRL_REQ_EAP_PIN,
395 	WPA_CTRL_REQ_EAP_OTP,
396 	WPA_CTRL_REQ_EAP_PASSPHRASE,
397 	WPA_CTRL_REQ_SIM,
398 	WPA_CTRL_REQ_PSK_PASSPHRASE,
399 	WPA_CTRL_REQ_EXT_CERT_CHECK,
400 	NUM_WPA_CTRL_REQS
401 };
402 
403 /* Maximum number of EAP methods to store for EAP server user information */
404 #define EAP_MAX_METHODS 8
405 
406 enum mesh_plink_state {
407 	PLINK_IDLE = 1,
408 	PLINK_OPN_SNT,
409 	PLINK_OPN_RCVD,
410 	PLINK_CNF_RCVD,
411 	PLINK_ESTAB,
412 	PLINK_HOLDING,
413 	PLINK_BLOCKED, /* not defined in the IEEE 802.11 standard */
414 };
415 
416 enum set_band {
417 	WPA_SETBAND_AUTO = 0,
418 	WPA_SETBAND_5G = BIT(0),
419 	WPA_SETBAND_2G = BIT(1),
420 	WPA_SETBAND_6G = BIT(2),
421 };
422 
423 enum wpa_radio_work_band {
424 	BAND_2_4_GHZ = BIT(0),
425 	BAND_5_GHZ = BIT(1),
426 	BAND_60_GHZ = BIT(2),
427 };
428 
429 enum beacon_rate_type {
430 	BEACON_RATE_LEGACY,
431 	BEACON_RATE_HT,
432 	BEACON_RATE_VHT,
433 	BEACON_RATE_HE
434 };
435 
436 enum eap_proxy_sim_state {
437 	SIM_STATE_ERROR,
438 };
439 
440 #define OCE_STA BIT(0)
441 #define OCE_STA_CFON BIT(1)
442 #define OCE_AP BIT(2)
443 
444 /* enum chan_width - Channel width definitions */
445 enum chan_width {
446 	CHAN_WIDTH_20_NOHT,
447 	CHAN_WIDTH_20,
448 	CHAN_WIDTH_40,
449 	CHAN_WIDTH_80,
450 	CHAN_WIDTH_80P80,
451 	CHAN_WIDTH_160,
452 	CHAN_WIDTH_2160,
453 	CHAN_WIDTH_4320,
454 	CHAN_WIDTH_6480,
455 	CHAN_WIDTH_8640,
456 	CHAN_WIDTH_320,
457 	CHAN_WIDTH_UNKNOWN
458 };
459 
460 /* VHT/EDMG/etc. channel widths
461  * Note: The first four values are used in hostapd.conf and as such, must
462  * maintain their defined values. Other values are used internally. */
463 enum oper_chan_width {
464 	CONF_OPER_CHWIDTH_USE_HT = 0,
465 	CONF_OPER_CHWIDTH_80MHZ = 1,
466 	CONF_OPER_CHWIDTH_160MHZ = 2,
467 	CONF_OPER_CHWIDTH_80P80MHZ = 3,
468 	CONF_OPER_CHWIDTH_2160MHZ,
469 	CONF_OPER_CHWIDTH_4320MHZ,
470 	CONF_OPER_CHWIDTH_6480MHZ,
471 	CONF_OPER_CHWIDTH_8640MHZ,
472 	CONF_OPER_CHWIDTH_40MHZ_6GHZ,
473 	CONF_OPER_CHWIDTH_320MHZ,
474 };
475 
476 enum key_flag {
477 	KEY_FLAG_MODIFY			= BIT(0),
478 	KEY_FLAG_DEFAULT		= BIT(1),
479 	KEY_FLAG_RX			= BIT(2),
480 	KEY_FLAG_TX			= BIT(3),
481 	KEY_FLAG_GROUP			= BIT(4),
482 	KEY_FLAG_PAIRWISE		= BIT(5),
483 	KEY_FLAG_PMK			= BIT(6),
484 	/* Used flag combinations */
485 	KEY_FLAG_RX_TX			= KEY_FLAG_RX | KEY_FLAG_TX,
486 	KEY_FLAG_GROUP_RX_TX		= KEY_FLAG_GROUP | KEY_FLAG_RX_TX,
487 	KEY_FLAG_GROUP_RX_TX_DEFAULT	= KEY_FLAG_GROUP_RX_TX |
488 					  KEY_FLAG_DEFAULT,
489 	KEY_FLAG_GROUP_RX		= KEY_FLAG_GROUP | KEY_FLAG_RX,
490 	KEY_FLAG_GROUP_TX_DEFAULT	= KEY_FLAG_GROUP | KEY_FLAG_TX |
491 					  KEY_FLAG_DEFAULT,
492 	KEY_FLAG_PAIRWISE_RX_TX		= KEY_FLAG_PAIRWISE | KEY_FLAG_RX_TX,
493 	KEY_FLAG_PAIRWISE_RX		= KEY_FLAG_PAIRWISE | KEY_FLAG_RX,
494 	KEY_FLAG_PAIRWISE_RX_TX_MODIFY	= KEY_FLAG_PAIRWISE_RX_TX |
495 					  KEY_FLAG_MODIFY,
496 	/* Max allowed flags for each key type */
497 	KEY_FLAG_PAIRWISE_MASK		= KEY_FLAG_PAIRWISE_RX_TX_MODIFY,
498 	KEY_FLAG_GROUP_MASK		= KEY_FLAG_GROUP_RX_TX_DEFAULT,
499 	KEY_FLAG_PMK_MASK		= KEY_FLAG_PMK,
500 };
501 
check_key_flag(enum key_flag key_flag)502 static inline int check_key_flag(enum key_flag key_flag)
503 {
504 	return !!(!key_flag ||
505 		  ((key_flag & (KEY_FLAG_PAIRWISE | KEY_FLAG_MODIFY)) &&
506 		   (key_flag & ~KEY_FLAG_PAIRWISE_MASK)) ||
507 		  ((key_flag & KEY_FLAG_GROUP) &&
508 		   (key_flag & ~KEY_FLAG_GROUP_MASK)) ||
509 		  ((key_flag & KEY_FLAG_PMK) &&
510 		   (key_flag & ~KEY_FLAG_PMK_MASK)));
511 }
512 
513 enum ptk0_rekey_handling {
514 	PTK0_REKEY_ALLOW_ALWAYS,
515 	PTK0_REKEY_ALLOW_LOCAL_OK,
516 	PTK0_REKEY_ALLOW_NEVER
517 };
518 
519 enum frame_encryption {
520 	FRAME_ENCRYPTION_UNKNOWN = -1,
521 	FRAME_NOT_ENCRYPTED = 0,
522 	FRAME_ENCRYPTED = 1
523 };
524 
525 #define MAX_NUM_MLD_LINKS 15
526 
527 enum sae_pwe {
528 	SAE_PWE_HUNT_AND_PECK = 0,
529 	SAE_PWE_HASH_TO_ELEMENT = 1,
530 	SAE_PWE_BOTH = 2,
531 	SAE_PWE_FORCE_HUNT_AND_PECK = 3,
532 	SAE_PWE_NOT_SET = 4,
533 };
534 
535 #endif /* DEFS_H */
536