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      1 /*
      2  * WPA Supplicant - Common definitions
      3  * Copyright (c) 2004-2015, Jouni Malinen <j (at) 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 #ifdef FALSE
     13 #undef FALSE
     14 #endif
     15 #ifdef TRUE
     16 #undef TRUE
     17 #endif
     18 typedef enum { FALSE = 0, TRUE = 1 } Boolean;
     19 
     20 
     21 #define WPA_CIPHER_NONE BIT(0)
     22 #define WPA_CIPHER_WEP40 BIT(1)
     23 #define WPA_CIPHER_WEP104 BIT(2)
     24 #define WPA_CIPHER_TKIP BIT(3)
     25 #define WPA_CIPHER_CCMP BIT(4)
     26 #define WPA_CIPHER_AES_128_CMAC BIT(5)
     27 #define WPA_CIPHER_GCMP BIT(6)
     28 #define WPA_CIPHER_SMS4 BIT(7)
     29 #define WPA_CIPHER_GCMP_256 BIT(8)
     30 #define WPA_CIPHER_CCMP_256 BIT(9)
     31 #define WPA_CIPHER_BIP_GMAC_128 BIT(11)
     32 #define WPA_CIPHER_BIP_GMAC_256 BIT(12)
     33 #define WPA_CIPHER_BIP_CMAC_256 BIT(13)
     34 #define WPA_CIPHER_GTK_NOT_USED BIT(14)
     35 
     36 #define WPA_KEY_MGMT_IEEE8021X BIT(0)
     37 #define WPA_KEY_MGMT_PSK BIT(1)
     38 #define WPA_KEY_MGMT_NONE BIT(2)
     39 #define WPA_KEY_MGMT_IEEE8021X_NO_WPA BIT(3)
     40 #define WPA_KEY_MGMT_WPA_NONE BIT(4)
     41 #define WPA_KEY_MGMT_FT_IEEE8021X BIT(5)
     42 #define WPA_KEY_MGMT_FT_PSK BIT(6)
     43 #define WPA_KEY_MGMT_IEEE8021X_SHA256 BIT(7)
     44 #define WPA_KEY_MGMT_PSK_SHA256 BIT(8)
     45 #define WPA_KEY_MGMT_WPS BIT(9)
     46 #define WPA_KEY_MGMT_SAE BIT(10)
     47 #define WPA_KEY_MGMT_FT_SAE BIT(11)
     48 #define WPA_KEY_MGMT_WAPI_PSK BIT(12)
     49 #define WPA_KEY_MGMT_WAPI_CERT BIT(13)
     50 #define WPA_KEY_MGMT_CCKM BIT(14)
     51 #define WPA_KEY_MGMT_OSEN BIT(15)
     52 #define WPA_KEY_MGMT_IEEE8021X_SUITE_B BIT(16)
     53 #define WPA_KEY_MGMT_IEEE8021X_SUITE_B_192 BIT(17)
     54 
     55 static inline int wpa_key_mgmt_wpa_ieee8021x(int akm)
     56 {
     57 	return !!(akm & (WPA_KEY_MGMT_IEEE8021X |
     58 			 WPA_KEY_MGMT_FT_IEEE8021X |
     59 			 WPA_KEY_MGMT_CCKM |
     60 			 WPA_KEY_MGMT_OSEN |
     61 			 WPA_KEY_MGMT_IEEE8021X_SHA256 |
     62 			 WPA_KEY_MGMT_IEEE8021X_SUITE_B |
     63 			 WPA_KEY_MGMT_IEEE8021X_SUITE_B_192));
     64 }
     65 
     66 static inline int wpa_key_mgmt_wpa_psk(int akm)
     67 {
     68 	return !!(akm & (WPA_KEY_MGMT_PSK |
     69 			 WPA_KEY_MGMT_FT_PSK |
     70 			 WPA_KEY_MGMT_PSK_SHA256 |
     71 			 WPA_KEY_MGMT_SAE |
     72 			 WPA_KEY_MGMT_FT_SAE));
     73 }
     74 
     75 static inline int wpa_key_mgmt_ft(int akm)
     76 {
     77 	return !!(akm & (WPA_KEY_MGMT_FT_PSK |
     78 			 WPA_KEY_MGMT_FT_IEEE8021X |
     79 			 WPA_KEY_MGMT_FT_SAE));
     80 }
     81 
     82 static inline int wpa_key_mgmt_sae(int akm)
     83 {
     84 	return !!(akm & (WPA_KEY_MGMT_SAE |
     85 			 WPA_KEY_MGMT_FT_SAE));
     86 }
     87 
     88 static inline int wpa_key_mgmt_sha256(int akm)
     89 {
     90 	return !!(akm & (WPA_KEY_MGMT_PSK_SHA256 |
     91 			 WPA_KEY_MGMT_IEEE8021X_SHA256 |
     92 			 WPA_KEY_MGMT_OSEN |
     93 			 WPA_KEY_MGMT_IEEE8021X_SUITE_B));
     94 }
     95 
     96 static inline int wpa_key_mgmt_sha384(int akm)
     97 {
     98 	return !!(akm & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192);
     99 }
    100 
    101 static inline int wpa_key_mgmt_suite_b(int akm)
    102 {
    103 	return !!(akm & (WPA_KEY_MGMT_IEEE8021X_SUITE_B |
    104 			 WPA_KEY_MGMT_IEEE8021X_SUITE_B_192));
    105 }
    106 
    107 static inline int wpa_key_mgmt_wpa(int akm)
    108 {
    109 	return wpa_key_mgmt_wpa_ieee8021x(akm) ||
    110 		wpa_key_mgmt_wpa_psk(akm) ||
    111 		wpa_key_mgmt_sae(akm);
    112 }
    113 
    114 static inline int wpa_key_mgmt_wpa_any(int akm)
    115 {
    116 	return wpa_key_mgmt_wpa(akm) || (akm & WPA_KEY_MGMT_WPA_NONE);
    117 }
    118 
    119 static inline int wpa_key_mgmt_cckm(int akm)
    120 {
    121 	return akm == WPA_KEY_MGMT_CCKM;
    122 }
    123 
    124 
    125 #define WPA_PROTO_WPA BIT(0)
    126 #define WPA_PROTO_RSN BIT(1)
    127 #define WPA_PROTO_WAPI BIT(2)
    128 #define WPA_PROTO_OSEN BIT(3)
    129 
    130 #define WPA_AUTH_ALG_OPEN BIT(0)
    131 #define WPA_AUTH_ALG_SHARED BIT(1)
    132 #define WPA_AUTH_ALG_LEAP BIT(2)
    133 #define WPA_AUTH_ALG_FT BIT(3)
    134 #define WPA_AUTH_ALG_SAE BIT(4)
    135 
    136 
    137 enum wpa_alg {
    138 	WPA_ALG_NONE,
    139 	WPA_ALG_WEP,
    140 	WPA_ALG_TKIP,
    141 	WPA_ALG_CCMP,
    142 	WPA_ALG_IGTK,
    143 	WPA_ALG_PMK,
    144 	WPA_ALG_GCMP,
    145 	WPA_ALG_SMS4,
    146 	WPA_ALG_KRK,
    147 	WPA_ALG_GCMP_256,
    148 	WPA_ALG_CCMP_256,
    149 	WPA_ALG_BIP_GMAC_128,
    150 	WPA_ALG_BIP_GMAC_256,
    151 	WPA_ALG_BIP_CMAC_256
    152 };
    153 
    154 /**
    155  * enum wpa_states - wpa_supplicant state
    156  *
    157  * These enumeration values are used to indicate the current wpa_supplicant
    158  * state (wpa_s->wpa_state). The current state can be retrieved with
    159  * wpa_supplicant_get_state() function and the state can be changed by calling
    160  * wpa_supplicant_set_state(). In WPA state machine (wpa.c and preauth.c), the
    161  * wrapper functions wpa_sm_get_state() and wpa_sm_set_state() should be used
    162  * to access the state variable.
    163  */
    164 enum wpa_states {
    165 	/**
    166 	 * WPA_DISCONNECTED - Disconnected state
    167 	 *
    168 	 * This state indicates that client is not associated, but is likely to
    169 	 * start looking for an access point. This state is entered when a
    170 	 * connection is lost.
    171 	 */
    172 	WPA_DISCONNECTED,
    173 
    174 	/**
    175 	 * WPA_INTERFACE_DISABLED - Interface disabled
    176 	 *
    177 	 * This stat eis entered if the network interface is disabled, e.g.,
    178 	 * due to rfkill. wpa_supplicant refuses any new operations that would
    179 	 * use the radio until the interface has been enabled.
    180 	 */
    181 	WPA_INTERFACE_DISABLED,
    182 
    183 	/**
    184 	 * WPA_INACTIVE - Inactive state (wpa_supplicant disabled)
    185 	 *
    186 	 * This state is entered if there are no enabled networks in the
    187 	 * configuration. wpa_supplicant is not trying to associate with a new
    188 	 * network and external interaction (e.g., ctrl_iface call to add or
    189 	 * enable a network) is needed to start association.
    190 	 */
    191 	WPA_INACTIVE,
    192 
    193 	/**
    194 	 * WPA_SCANNING - Scanning for a network
    195 	 *
    196 	 * This state is entered when wpa_supplicant starts scanning for a
    197 	 * network.
    198 	 */
    199 	WPA_SCANNING,
    200 
    201 	/**
    202 	 * WPA_AUTHENTICATING - Trying to authenticate with a BSS/SSID
    203 	 *
    204 	 * This state is entered when wpa_supplicant has found a suitable BSS
    205 	 * to authenticate with and the driver is configured to try to
    206 	 * authenticate with this BSS. This state is used only with drivers
    207 	 * that use wpa_supplicant as the SME.
    208 	 */
    209 	WPA_AUTHENTICATING,
    210 
    211 	/**
    212 	 * WPA_ASSOCIATING - Trying to associate with a BSS/SSID
    213 	 *
    214 	 * This state is entered when wpa_supplicant has found a suitable BSS
    215 	 * to associate with and the driver is configured to try to associate
    216 	 * with this BSS in ap_scan=1 mode. When using ap_scan=2 mode, this
    217 	 * state is entered when the driver is configured to try to associate
    218 	 * with a network using the configured SSID and security policy.
    219 	 */
    220 	WPA_ASSOCIATING,
    221 
    222 	/**
    223 	 * WPA_ASSOCIATED - Association completed
    224 	 *
    225 	 * This state is entered when the driver reports that association has
    226 	 * been successfully completed with an AP. If IEEE 802.1X is used
    227 	 * (with or without WPA/WPA2), wpa_supplicant remains in this state
    228 	 * until the IEEE 802.1X/EAPOL authentication has been completed.
    229 	 */
    230 	WPA_ASSOCIATED,
    231 
    232 	/**
    233 	 * WPA_4WAY_HANDSHAKE - WPA 4-Way Key Handshake in progress
    234 	 *
    235 	 * This state is entered when WPA/WPA2 4-Way Handshake is started. In
    236 	 * case of WPA-PSK, this happens when receiving the first EAPOL-Key
    237 	 * frame after association. In case of WPA-EAP, this state is entered
    238 	 * when the IEEE 802.1X/EAPOL authentication has been completed.
    239 	 */
    240 	WPA_4WAY_HANDSHAKE,
    241 
    242 	/**
    243 	 * WPA_GROUP_HANDSHAKE - WPA Group Key Handshake in progress
    244 	 *
    245 	 * This state is entered when 4-Way Key Handshake has been completed
    246 	 * (i.e., when the supplicant sends out message 4/4) and when Group
    247 	 * Key rekeying is started by the AP (i.e., when supplicant receives
    248 	 * message 1/2).
    249 	 */
    250 	WPA_GROUP_HANDSHAKE,
    251 
    252 	/**
    253 	 * WPA_COMPLETED - All authentication completed
    254 	 *
    255 	 * This state is entered when the full authentication process is
    256 	 * completed. In case of WPA2, this happens when the 4-Way Handshake is
    257 	 * successfully completed. With WPA, this state is entered after the
    258 	 * Group Key Handshake; with IEEE 802.1X (non-WPA) connection is
    259 	 * completed after dynamic keys are received (or if not used, after
    260 	 * the EAP authentication has been completed). With static WEP keys and
    261 	 * plaintext connections, this state is entered when an association
    262 	 * has been completed.
    263 	 *
    264 	 * This state indicates that the supplicant has completed its
    265 	 * processing for the association phase and that data connection is
    266 	 * fully configured.
    267 	 */
    268 	WPA_COMPLETED
    269 };
    270 
    271 #define MLME_SETPROTECTION_PROTECT_TYPE_NONE 0
    272 #define MLME_SETPROTECTION_PROTECT_TYPE_RX 1
    273 #define MLME_SETPROTECTION_PROTECT_TYPE_TX 2
    274 #define MLME_SETPROTECTION_PROTECT_TYPE_RX_TX 3
    275 
    276 #define MLME_SETPROTECTION_KEY_TYPE_GROUP 0
    277 #define MLME_SETPROTECTION_KEY_TYPE_PAIRWISE 1
    278 
    279 
    280 /**
    281  * enum mfp_options - Management frame protection (IEEE 802.11w) options
    282  */
    283 enum mfp_options {
    284 	NO_MGMT_FRAME_PROTECTION = 0,
    285 	MGMT_FRAME_PROTECTION_OPTIONAL = 1,
    286 	MGMT_FRAME_PROTECTION_REQUIRED = 2,
    287 };
    288 #define MGMT_FRAME_PROTECTION_DEFAULT 3
    289 
    290 /**
    291  * enum hostapd_hw_mode - Hardware mode
    292  */
    293 enum hostapd_hw_mode {
    294 	HOSTAPD_MODE_IEEE80211B,
    295 	HOSTAPD_MODE_IEEE80211G,
    296 	HOSTAPD_MODE_IEEE80211A,
    297 	HOSTAPD_MODE_IEEE80211AD,
    298 	HOSTAPD_MODE_IEEE80211ANY,
    299 	NUM_HOSTAPD_MODES
    300 };
    301 
    302 /**
    303  * enum wpa_ctrl_req_type - Control interface request types
    304  */
    305 enum wpa_ctrl_req_type {
    306 	WPA_CTRL_REQ_UNKNOWN,
    307 	WPA_CTRL_REQ_EAP_IDENTITY,
    308 	WPA_CTRL_REQ_EAP_PASSWORD,
    309 	WPA_CTRL_REQ_EAP_NEW_PASSWORD,
    310 	WPA_CTRL_REQ_EAP_PIN,
    311 	WPA_CTRL_REQ_EAP_OTP,
    312 	WPA_CTRL_REQ_EAP_PASSPHRASE,
    313 	WPA_CTRL_REQ_SIM,
    314 	WPA_CTRL_REQ_PSK_PASSPHRASE,
    315 	NUM_WPA_CTRL_REQS
    316 };
    317 
    318 /* Maximum number of EAP methods to store for EAP server user information */
    319 #define EAP_MAX_METHODS 8
    320 
    321 enum mesh_plink_state {
    322 	PLINK_LISTEN = 1,
    323 	PLINK_OPEN_SENT,
    324 	PLINK_OPEN_RCVD,
    325 	PLINK_CNF_RCVD,
    326 	PLINK_ESTAB,
    327 	PLINK_HOLDING,
    328 	PLINK_BLOCKED,
    329 };
    330 
    331 #endif /* DEFS_H */
    332