1 /* 2 * WPA definitions shared between hostapd and wpa_supplicant 3 * Copyright (c) 2002-2015, 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 48 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 WPA_ALLOWED_PAIRWISE_CIPHERS \ 24 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | WPA_CIPHER_NONE | \ 25 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256) 26 #define WPA_ALLOWED_GROUP_CIPHERS \ 27 (WPA_CIPHER_CCMP | WPA_CIPHER_GCMP | WPA_CIPHER_TKIP | \ 28 WPA_CIPHER_GCMP_256 | WPA_CIPHER_CCMP_256 | \ 29 WPA_CIPHER_GTK_NOT_USED) 30 31 #define WPA_SELECTOR_LEN 4 32 #define WPA_VERSION 1 33 #define RSN_SELECTOR_LEN 4 34 #define RSN_VERSION 1 35 36 #define RSN_SELECTOR(a, b, c, d) \ 37 ((((u32) (a)) << 24) | (((u32) (b)) << 16) | (((u32) (c)) << 8) | \ 38 (u32) (d)) 39 40 #define WPA_AUTH_KEY_MGMT_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0) 41 #define WPA_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 1) 42 #define WPA_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x50, 0xf2, 2) 43 #define WPA_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0) 44 #define WPA_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x50, 0xf2, 0) 45 #define WPA_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x50, 0xf2, 2) 46 #define WPA_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x50, 0xf2, 4) 47 48 49 #define RSN_AUTH_KEY_MGMT_UNSPEC_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 1) 50 #define RSN_AUTH_KEY_MGMT_PSK_OVER_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 2) 51 #ifdef CONFIG_IEEE80211R 52 #define RSN_AUTH_KEY_MGMT_FT_802_1X RSN_SELECTOR(0x00, 0x0f, 0xac, 3) 53 #define RSN_AUTH_KEY_MGMT_FT_PSK RSN_SELECTOR(0x00, 0x0f, 0xac, 4) 54 #endif /* CONFIG_IEEE80211R */ 55 #define RSN_AUTH_KEY_MGMT_802_1X_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 5) 56 #define RSN_AUTH_KEY_MGMT_PSK_SHA256 RSN_SELECTOR(0x00, 0x0f, 0xac, 6) 57 #define RSN_AUTH_KEY_MGMT_TPK_HANDSHAKE RSN_SELECTOR(0x00, 0x0f, 0xac, 7) 58 #define RSN_AUTH_KEY_MGMT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 8) 59 #define RSN_AUTH_KEY_MGMT_FT_SAE RSN_SELECTOR(0x00, 0x0f, 0xac, 9) 60 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B RSN_SELECTOR(0x00, 0x0f, 0xac, 11) 61 #define RSN_AUTH_KEY_MGMT_802_1X_SUITE_B_192 RSN_SELECTOR(0x00, 0x0f, 0xac, 12) 62 #define RSN_AUTH_KEY_MGMT_FT_802_1X_SUITE_B_192 \ 63 RSN_SELECTOR(0x00, 0x0f, 0xac, 13) 64 #define RSN_AUTH_KEY_MGMT_CCKM RSN_SELECTOR(0x00, 0x40, 0x96, 0x00) 65 #define RSN_AUTH_KEY_MGMT_OSEN RSN_SELECTOR(0x50, 0x6f, 0x9a, 0x01) 66 67 #define RSN_CIPHER_SUITE_NONE RSN_SELECTOR(0x00, 0x0f, 0xac, 0) 68 #define RSN_CIPHER_SUITE_TKIP RSN_SELECTOR(0x00, 0x0f, 0xac, 2) 69 #if 0 70 #define RSN_CIPHER_SUITE_WRAP RSN_SELECTOR(0x00, 0x0f, 0xac, 3) 71 #endif 72 #define RSN_CIPHER_SUITE_CCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 4) 73 #define RSN_CIPHER_SUITE_AES_128_CMAC RSN_SELECTOR(0x00, 0x0f, 0xac, 6) 74 #define RSN_CIPHER_SUITE_NO_GROUP_ADDRESSED RSN_SELECTOR(0x00, 0x0f, 0xac, 7) 75 #define RSN_CIPHER_SUITE_GCMP RSN_SELECTOR(0x00, 0x0f, 0xac, 8) 76 #define RSN_CIPHER_SUITE_GCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 9) 77 #define RSN_CIPHER_SUITE_CCMP_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 10) 78 #define RSN_CIPHER_SUITE_BIP_GMAC_128 RSN_SELECTOR(0x00, 0x0f, 0xac, 11) 79 #define RSN_CIPHER_SUITE_BIP_GMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 12) 80 #define RSN_CIPHER_SUITE_BIP_CMAC_256 RSN_SELECTOR(0x00, 0x0f, 0xac, 13) 81 82 /* EAPOL-Key Key Data Encapsulation 83 * GroupKey and PeerKey require encryption, otherwise, encryption is optional. 84 */ 85 #define RSN_KEY_DATA_GROUPKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 1) 86 #if 0 87 #define RSN_KEY_DATA_STAKEY RSN_SELECTOR(0x00, 0x0f, 0xac, 2) 88 #endif 89 #define RSN_KEY_DATA_MAC_ADDR RSN_SELECTOR(0x00, 0x0f, 0xac, 3) 90 #define RSN_KEY_DATA_PMKID RSN_SELECTOR(0x00, 0x0f, 0xac, 4) 91 #ifdef CONFIG_PEERKEY 92 #define RSN_KEY_DATA_SMK RSN_SELECTOR(0x00, 0x0f, 0xac, 5) 93 #define RSN_KEY_DATA_NONCE RSN_SELECTOR(0x00, 0x0f, 0xac, 6) 94 #define RSN_KEY_DATA_LIFETIME RSN_SELECTOR(0x00, 0x0f, 0xac, 7) 95 #define RSN_KEY_DATA_ERROR RSN_SELECTOR(0x00, 0x0f, 0xac, 8) 96 #endif /* CONFIG_PEERKEY */ 97 #ifdef CONFIG_IEEE80211W 98 #define RSN_KEY_DATA_IGTK RSN_SELECTOR(0x00, 0x0f, 0xac, 9) 99 #endif /* CONFIG_IEEE80211W */ 100 #define RSN_KEY_DATA_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 10) 101 #define RSN_KEY_DATA_MULTIBAND_GTK RSN_SELECTOR(0x00, 0x0f, 0xac, 11) 102 #define RSN_KEY_DATA_MULTIBAND_KEYID RSN_SELECTOR(0x00, 0x0f, 0xac, 12) 103 104 #define WFA_KEY_DATA_IP_ADDR_REQ RSN_SELECTOR(0x50, 0x6f, 0x9a, 4) 105 #define WFA_KEY_DATA_IP_ADDR_ALLOC RSN_SELECTOR(0x50, 0x6f, 0x9a, 5) 106 107 #define WPA_OUI_TYPE RSN_SELECTOR(0x00, 0x50, 0xf2, 1) 108 109 #define RSN_SELECTOR_PUT(a, val) WPA_PUT_BE32((u8 *) (a), (val)) 110 #define RSN_SELECTOR_GET(a) WPA_GET_BE32((const u8 *) (a)) 111 112 #define RSN_NUM_REPLAY_COUNTERS_1 0 113 #define RSN_NUM_REPLAY_COUNTERS_2 1 114 #define RSN_NUM_REPLAY_COUNTERS_4 2 115 #define RSN_NUM_REPLAY_COUNTERS_16 3 116 117 118 #ifdef _MSC_VER 119 #pragma pack(push, 1) 120 #endif /* _MSC_VER */ 121 122 #ifdef CONFIG_IEEE80211W 123 #define WPA_IGTK_LEN 16 124 #define WPA_IGTK_MAX_LEN 32 125 #endif /* CONFIG_IEEE80211W */ 126 127 128 /* IEEE 802.11, 7.3.2.25.3 RSN Capabilities */ 129 #define WPA_CAPABILITY_PREAUTH BIT(0) 130 #define WPA_CAPABILITY_NO_PAIRWISE BIT(1) 131 /* B2-B3: PTKSA Replay Counter */ 132 /* B4-B5: GTKSA Replay Counter */ 133 #define WPA_CAPABILITY_MFPR BIT(6) 134 #define WPA_CAPABILITY_MFPC BIT(7) 135 /* B8: Reserved */ 136 #define WPA_CAPABILITY_PEERKEY_ENABLED BIT(9) 137 #define WPA_CAPABILITY_SPP_A_MSDU_CAPABLE BIT(10) 138 #define WPA_CAPABILITY_SPP_A_MSDU_REQUIRED BIT(11) 139 #define WPA_CAPABILITY_PBAC BIT(12) 140 #define WPA_CAPABILITY_EXT_KEY_ID_FOR_UNICAST BIT(13) 141 /* B14-B15: Reserved */ 142 143 144 /* IEEE 802.11r */ 145 #define MOBILITY_DOMAIN_ID_LEN 2 146 #define FT_R0KH_ID_MAX_LEN 48 147 #define FT_R1KH_ID_LEN 6 148 #define WPA_PMK_NAME_LEN 16 149 150 151 /* IEEE 802.11, 8.5.2 EAPOL-Key frames */ 152 #define WPA_KEY_INFO_TYPE_MASK ((u16) (BIT(0) | BIT(1) | BIT(2))) 153 #define WPA_KEY_INFO_TYPE_AKM_DEFINED 0 154 #define WPA_KEY_INFO_TYPE_HMAC_MD5_RC4 BIT(0) 155 #define WPA_KEY_INFO_TYPE_HMAC_SHA1_AES BIT(1) 156 #define WPA_KEY_INFO_TYPE_AES_128_CMAC 3 157 #define WPA_KEY_INFO_KEY_TYPE BIT(3) /* 1 = Pairwise, 0 = Group key */ 158 /* bit4..5 is used in WPA, but is reserved in IEEE 802.11i/RSN */ 159 #define WPA_KEY_INFO_KEY_INDEX_MASK (BIT(4) | BIT(5)) 160 #define WPA_KEY_INFO_KEY_INDEX_SHIFT 4 161 #define WPA_KEY_INFO_INSTALL BIT(6) /* pairwise */ 162 #define WPA_KEY_INFO_TXRX BIT(6) /* group */ 163 #define WPA_KEY_INFO_ACK BIT(7) 164 #define WPA_KEY_INFO_MIC BIT(8) 165 #define WPA_KEY_INFO_SECURE BIT(9) 166 #define WPA_KEY_INFO_ERROR BIT(10) 167 #define WPA_KEY_INFO_REQUEST BIT(11) 168 #define WPA_KEY_INFO_ENCR_KEY_DATA BIT(12) /* IEEE 802.11i/RSN only */ 169 #define WPA_KEY_INFO_SMK_MESSAGE BIT(13) 170 171 172 struct wpa_eapol_key { 173 u8 type; 174 /* Note: key_info, key_length, and key_data_length are unaligned */ 175 u8 key_info[2]; /* big endian */ 176 u8 key_length[2]; /* big endian */ 177 u8 replay_counter[WPA_REPLAY_COUNTER_LEN]; 178 u8 key_nonce[WPA_NONCE_LEN]; 179 u8 key_iv[16]; 180 u8 key_rsc[WPA_KEY_RSC_LEN]; 181 u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */ 182 u8 key_mic[16]; 183 u8 key_data_length[2]; /* big endian */ 184 /* followed by key_data_length bytes of key_data */ 185 } STRUCT_PACKED; 186 187 struct wpa_eapol_key_192 { 188 u8 type; 189 /* Note: key_info, key_length, and key_data_length are unaligned */ 190 u8 key_info[2]; /* big endian */ 191 u8 key_length[2]; /* big endian */ 192 u8 replay_counter[WPA_REPLAY_COUNTER_LEN]; 193 u8 key_nonce[WPA_NONCE_LEN]; 194 u8 key_iv[16]; 195 u8 key_rsc[WPA_KEY_RSC_LEN]; 196 u8 key_id[8]; /* Reserved in IEEE 802.11i/RSN */ 197 u8 key_mic[24]; 198 u8 key_data_length[2]; /* big endian */ 199 /* followed by key_data_length bytes of key_data */ 200 } STRUCT_PACKED; 201 202 #define WPA_EAPOL_KEY_MIC_MAX_LEN 24 203 #define WPA_KCK_MAX_LEN 24 204 #define WPA_KEK_MAX_LEN 32 205 #define WPA_TK_MAX_LEN 32 206 207 /** 208 * struct wpa_ptk - WPA Pairwise Transient Key 209 * IEEE Std 802.11i-2004 - 8.5.1.2 Pairwise key hierarchy 210 */ 211 struct wpa_ptk { 212 u8 kck[WPA_KCK_MAX_LEN]; /* EAPOL-Key Key Confirmation Key (KCK) */ 213 u8 kek[WPA_KEK_MAX_LEN]; /* EAPOL-Key Key Encryption Key (KEK) */ 214 u8 tk[WPA_TK_MAX_LEN]; /* Temporal Key (TK) */ 215 size_t kck_len; 216 size_t kek_len; 217 size_t tk_len; 218 int installed; /* 1 if key has already been installed to driver */ 219 }; 220 221 struct wpa_gtk { 222 u8 gtk[WPA_GTK_MAX_LEN]; 223 size_t gtk_len; 224 }; 225 226 #ifdef CONFIG_IEEE80211W 227 struct wpa_igtk { 228 u8 igtk[WPA_IGTK_MAX_LEN]; 229 size_t igtk_len; 230 }; 231 #endif /* CONFIG_IEEE80211W */ 232 233 /* WPA IE version 1 234 * 00-50-f2:1 (OUI:OUI type) 235 * 0x01 0x00 (version; little endian) 236 * (all following fields are optional:) 237 * Group Suite Selector (4 octets) (default: TKIP) 238 * Pairwise Suite Count (2 octets, little endian) (default: 1) 239 * Pairwise Suite List (4 * n octets) (default: TKIP) 240 * Authenticated Key Management Suite Count (2 octets, little endian) 241 * (default: 1) 242 * Authenticated Key Management Suite List (4 * n octets) 243 * (default: unspec 802.1X) 244 * WPA Capabilities (2 octets, little endian) (default: 0) 245 */ 246 247 struct wpa_ie_hdr { 248 u8 elem_id; 249 u8 len; 250 u8 oui[4]; /* 24-bit OUI followed by 8-bit OUI type */ 251 u8 version[2]; /* little endian */ 252 } STRUCT_PACKED; 253 254 255 /* 1/4: PMKID 256 * 2/4: RSN IE 257 * 3/4: one or two RSN IEs + GTK IE (encrypted) 258 * 4/4: empty 259 * 1/2: GTK IE (encrypted) 260 * 2/2: empty 261 */ 262 263 /* RSN IE version 1 264 * 0x01 0x00 (version; little endian) 265 * (all following fields are optional:) 266 * Group Suite Selector (4 octets) (default: CCMP) 267 * Pairwise Suite Count (2 octets, little endian) (default: 1) 268 * Pairwise Suite List (4 * n octets) (default: CCMP) 269 * Authenticated Key Management Suite Count (2 octets, little endian) 270 * (default: 1) 271 * Authenticated Key Management Suite List (4 * n octets) 272 * (default: unspec 802.1X) 273 * RSN Capabilities (2 octets, little endian) (default: 0) 274 * PMKID Count (2 octets) (default: 0) 275 * PMKID List (16 * n octets) 276 * Management Group Cipher Suite (4 octets) (default: AES-128-CMAC) 277 */ 278 279 struct rsn_ie_hdr { 280 u8 elem_id; /* WLAN_EID_RSN */ 281 u8 len; 282 u8 version[2]; /* little endian */ 283 } STRUCT_PACKED; 284 285 286 #ifdef CONFIG_PEERKEY 287 enum { 288 STK_MUI_4WAY_STA_AP = 1, 289 STK_MUI_4WAY_STAT_STA = 2, 290 STK_MUI_GTK = 3, 291 STK_MUI_SMK = 4 292 }; 293 294 enum { 295 STK_ERR_STA_NR = 1, 296 STK_ERR_STA_NRSN = 2, 297 STK_ERR_CPHR_NS = 3, 298 STK_ERR_NO_STSL = 4 299 }; 300 #endif /* CONFIG_PEERKEY */ 301 302 struct rsn_error_kde { 303 be16 mui; 304 be16 error_type; 305 } STRUCT_PACKED; 306 307 #ifdef CONFIG_IEEE80211W 308 #define WPA_IGTK_KDE_PREFIX_LEN (2 + 6) 309 struct wpa_igtk_kde { 310 u8 keyid[2]; 311 u8 pn[6]; 312 u8 igtk[WPA_IGTK_MAX_LEN]; 313 } STRUCT_PACKED; 314 #endif /* CONFIG_IEEE80211W */ 315 316 struct rsn_mdie { 317 u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN]; 318 u8 ft_capab; 319 } STRUCT_PACKED; 320 321 #define RSN_FT_CAPAB_FT_OVER_DS BIT(0) 322 #define RSN_FT_CAPAB_FT_RESOURCE_REQ_SUPP BIT(1) 323 324 struct rsn_ftie { 325 u8 mic_control[2]; 326 u8 mic[16]; 327 u8 anonce[WPA_NONCE_LEN]; 328 u8 snonce[WPA_NONCE_LEN]; 329 /* followed by optional parameters */ 330 } STRUCT_PACKED; 331 332 #define FTIE_SUBELEM_R1KH_ID 1 333 #define FTIE_SUBELEM_GTK 2 334 #define FTIE_SUBELEM_R0KH_ID 3 335 #define FTIE_SUBELEM_IGTK 4 336 337 struct rsn_rdie { 338 u8 id; 339 u8 descr_count; 340 le16 status_code; 341 } STRUCT_PACKED; 342 343 344 #ifdef _MSC_VER 345 #pragma pack(pop) 346 #endif /* _MSC_VER */ 347 348 349 int wpa_eapol_key_mic(const u8 *key, size_t key_len, int akmp, int ver, 350 const u8 *buf, size_t len, u8 *mic); 351 int wpa_pmk_to_ptk(const u8 *pmk, size_t pmk_len, const char *label, 352 const u8 *addr1, const u8 *addr2, 353 const u8 *nonce1, const u8 *nonce2, 354 struct wpa_ptk *ptk, int akmp, int cipher); 355 356 #ifdef CONFIG_IEEE80211R 357 int wpa_ft_mic(const u8 *kck, size_t kck_len, const u8 *sta_addr, 358 const u8 *ap_addr, u8 transaction_seqnum, 359 const u8 *mdie, size_t mdie_len, 360 const u8 *ftie, size_t ftie_len, 361 const u8 *rsnie, size_t rsnie_len, 362 const u8 *ric, size_t ric_len, u8 *mic); 363 void wpa_derive_pmk_r0(const u8 *xxkey, size_t xxkey_len, 364 const u8 *ssid, size_t ssid_len, 365 const u8 *mdid, const u8 *r0kh_id, size_t r0kh_id_len, 366 const u8 *s0kh_id, u8 *pmk_r0, u8 *pmk_r0_name); 367 void wpa_derive_pmk_r1_name(const u8 *pmk_r0_name, const u8 *r1kh_id, 368 const u8 *s1kh_id, u8 *pmk_r1_name); 369 void wpa_derive_pmk_r1(const u8 *pmk_r0, const u8 *pmk_r0_name, 370 const u8 *r1kh_id, const u8 *s1kh_id, 371 u8 *pmk_r1, u8 *pmk_r1_name); 372 int wpa_pmk_r1_to_ptk(const u8 *pmk_r1, const u8 *snonce, const u8 *anonce, 373 const u8 *sta_addr, const u8 *bssid, 374 const u8 *pmk_r1_name, 375 struct wpa_ptk *ptk, u8 *ptk_name, int akmp, int cipher); 376 #endif /* CONFIG_IEEE80211R */ 377 378 struct wpa_ie_data { 379 int proto; 380 int pairwise_cipher; 381 int group_cipher; 382 int key_mgmt; 383 int capabilities; 384 size_t num_pmkid; 385 const u8 *pmkid; 386 int mgmt_group_cipher; 387 }; 388 389 390 int wpa_parse_wpa_ie_rsn(const u8 *rsn_ie, size_t rsn_ie_len, 391 struct wpa_ie_data *data); 392 int wpa_parse_wpa_ie_wpa(const u8 *wpa_ie, size_t wpa_ie_len, 393 struct wpa_ie_data *data); 394 395 void rsn_pmkid(const u8 *pmk, size_t pmk_len, const u8 *aa, const u8 *spa, 396 u8 *pmkid, int use_sha256); 397 #ifdef CONFIG_SUITEB 398 int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa, 399 const u8 *spa, u8 *pmkid); 400 #else /* CONFIG_SUITEB */ 401 static inline int rsn_pmkid_suite_b(const u8 *kck, size_t kck_len, const u8 *aa, 402 const u8 *spa, u8 *pmkid) 403 { 404 return -1; 405 } 406 #endif /* CONFIG_SUITEB */ 407 #ifdef CONFIG_SUITEB192 408 int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len, const u8 *aa, 409 const u8 *spa, u8 *pmkid); 410 #else /* CONFIG_SUITEB192 */ 411 static inline int rsn_pmkid_suite_b_192(const u8 *kck, size_t kck_len, 412 const u8 *aa, const u8 *spa, u8 *pmkid) 413 { 414 return -1; 415 } 416 #endif /* CONFIG_SUITEB192 */ 417 418 const char * wpa_cipher_txt(int cipher); 419 const char * wpa_key_mgmt_txt(int key_mgmt, int proto); 420 u32 wpa_akm_to_suite(int akm); 421 int wpa_compare_rsn_ie(int ft_initial_assoc, 422 const u8 *ie1, size_t ie1len, 423 const u8 *ie2, size_t ie2len); 424 int wpa_insert_pmkid(u8 *ies, size_t *ies_len, const u8 *pmkid); 425 426 struct wpa_ft_ies { 427 const u8 *mdie; 428 size_t mdie_len; 429 const u8 *ftie; 430 size_t ftie_len; 431 const u8 *r1kh_id; 432 const u8 *gtk; 433 size_t gtk_len; 434 const u8 *r0kh_id; 435 size_t r0kh_id_len; 436 const u8 *rsn; 437 size_t rsn_len; 438 const u8 *rsn_pmkid; 439 const u8 *tie; 440 size_t tie_len; 441 const u8 *igtk; 442 size_t igtk_len; 443 const u8 *ric; 444 size_t ric_len; 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 int 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); 464 465 #endif /* WPA_COMMON_H */ 466