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