+++ /dev/null
-/*
- * hostapd - IEEE 802.11i-2004 / WPA Authenticator: Internal definitions
- * Copyright (c) 2004-2007, Jouni Malinen <j@w1.fi>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Alternatively, this software may be distributed under the terms of BSD
- * license.
- *
- * See README and COPYING for more details.
- */
-
-#ifndef WPA_AUTH_I_H
-#define WPA_AUTH_I_H
-
-/* max(dot11RSNAConfigGroupUpdateCount,dot11RSNAConfigPairwiseUpdateCount) */
-#define RSNA_MAX_EAPOL_RETRIES 4
-
-struct wpa_group;
-
-struct wpa_stsl_negotiation {
- struct wpa_stsl_negotiation *next;
- u8 initiator[ETH_ALEN];
- u8 peer[ETH_ALEN];
-};
-
-
-struct wpa_state_machine {
- struct wpa_authenticator *wpa_auth;
- struct wpa_group *group;
-
- u8 addr[ETH_ALEN];
-
- enum {
- WPA_PTK_INITIALIZE, WPA_PTK_DISCONNECT, WPA_PTK_DISCONNECTED,
- WPA_PTK_AUTHENTICATION, WPA_PTK_AUTHENTICATION2,
- WPA_PTK_INITPMK, WPA_PTK_INITPSK, WPA_PTK_PTKSTART,
- WPA_PTK_PTKCALCNEGOTIATING, WPA_PTK_PTKCALCNEGOTIATING2,
- WPA_PTK_PTKINITNEGOTIATING, WPA_PTK_PTKINITDONE
- } wpa_ptk_state;
-
- enum {
- WPA_PTK_GROUP_IDLE = 0,
- WPA_PTK_GROUP_REKEYNEGOTIATING,
- WPA_PTK_GROUP_REKEYESTABLISHED,
- WPA_PTK_GROUP_KEYERROR
- } wpa_ptk_group_state;
-
- Boolean Init;
- Boolean DeauthenticationRequest;
- Boolean AuthenticationRequest;
- Boolean ReAuthenticationRequest;
- Boolean Disconnect;
- int TimeoutCtr;
- int GTimeoutCtr;
- Boolean TimeoutEvt;
- Boolean EAPOLKeyReceived;
- Boolean EAPOLKeyPairwise;
- Boolean EAPOLKeyRequest;
- Boolean MICVerified;
- Boolean GUpdateStationKeys;
- u8 ANonce[WPA_NONCE_LEN];
- u8 SNonce[WPA_NONCE_LEN];
- u8 PMK[PMK_LEN];
- struct wpa_ptk PTK;
- Boolean PTK_valid;
- Boolean pairwise_set;
- int keycount;
- Boolean Pair;
- struct {
- u8 counter[WPA_REPLAY_COUNTER_LEN];
- Boolean valid;
- } key_replay[RSNA_MAX_EAPOL_RETRIES];
- Boolean PInitAKeys; /* WPA only, not in IEEE 802.11i */
- Boolean PTKRequest; /* not in IEEE 802.11i state machine */
- Boolean has_GTK;
- Boolean PtkGroupInit; /* init request for PTK Group state machine */
-
- u8 *last_rx_eapol_key; /* starting from IEEE 802.1X header */
- size_t last_rx_eapol_key_len;
-
- unsigned int changed:1;
- unsigned int in_step_loop:1;
- unsigned int pending_deinit:1;
- unsigned int started:1;
- unsigned int mgmt_frame_prot:1;
-#ifdef CONFIG_IEEE80211R
- unsigned int ft_completed:1;
- unsigned int pmk_r1_name_valid:1;
-#endif /* CONFIG_IEEE80211R */
-
- u8 req_replay_counter[WPA_REPLAY_COUNTER_LEN];
- int req_replay_counter_used;
-
- u8 *wpa_ie;
- size_t wpa_ie_len;
-
- enum {
- WPA_VERSION_NO_WPA = 0 /* WPA not used */,
- WPA_VERSION_WPA = 1 /* WPA / IEEE 802.11i/D3.0 */,
- WPA_VERSION_WPA2 = 2 /* WPA2 / IEEE 802.11i */
- } wpa;
- int pairwise; /* Pairwise cipher suite, WPA_CIPHER_* */
- int wpa_key_mgmt; /* the selected WPA_KEY_MGMT_* */
- struct rsn_pmksa_cache_entry *pmksa;
-
- u32 dot11RSNAStatsTKIPLocalMICFailures;
- u32 dot11RSNAStatsTKIPRemoteMICFailures;
-
-#ifdef CONFIG_IEEE80211R
- u8 xxkey[PMK_LEN]; /* PSK or the second 256 bits of MSK */
- size_t xxkey_len;
- u8 pmk_r1_name[WPA_PMK_NAME_LEN]; /* PMKR1Name derived from FT Auth
- * Request */
- u8 r0kh_id[FT_R0KH_ID_MAX_LEN]; /* R0KH-ID from FT Auth Request */
- size_t r0kh_id_len;
- u8 sup_pmk_r1_name[WPA_PMK_NAME_LEN]; /* PMKR1Name from EAPOL-Key
- * message 2/4 */
- u8 *assoc_resp_ftie;
-#endif /* CONFIG_IEEE80211R */
-};
-
-
-/* per group key state machine data */
-struct wpa_group {
- struct wpa_group *next;
- int vlan_id;
-
- Boolean GInit;
- int GKeyDoneStations;
- Boolean GTKReKey;
- int GTK_len;
- int GN, GM;
- Boolean GTKAuthenticator;
- u8 Counter[WPA_NONCE_LEN];
-
- enum {
- WPA_GROUP_GTK_INIT = 0,
- WPA_GROUP_SETKEYS, WPA_GROUP_SETKEYSDONE
- } wpa_group_state;
-
- u8 GMK[WPA_GMK_LEN];
- u8 GTK[2][WPA_GTK_MAX_LEN];
- u8 GNonce[WPA_NONCE_LEN];
- Boolean changed;
-#ifdef CONFIG_IEEE80211W
- u8 IGTK[2][WPA_IGTK_LEN];
- int GN_igtk, GM_igtk;
-#endif /* CONFIG_IEEE80211W */
-};
-
-
-struct wpa_ft_pmk_cache;
-
-/* per authenticator data */
-struct wpa_authenticator {
- struct wpa_group *group;
-
- unsigned int dot11RSNAStatsTKIPRemoteMICFailures;
- u32 dot11RSNAAuthenticationSuiteSelected;
- u32 dot11RSNAPairwiseCipherSelected;
- u32 dot11RSNAGroupCipherSelected;
- u8 dot11RSNAPMKIDUsed[PMKID_LEN];
- u32 dot11RSNAAuthenticationSuiteRequested; /* FIX: update */
- u32 dot11RSNAPairwiseCipherRequested; /* FIX: update */
- u32 dot11RSNAGroupCipherRequested; /* FIX: update */
- unsigned int dot11RSNATKIPCounterMeasuresInvoked;
- unsigned int dot11RSNA4WayHandshakeFailures;
-
- struct wpa_stsl_negotiation *stsl_negotiations;
-
- struct wpa_auth_config conf;
- struct wpa_auth_callbacks cb;
-
- u8 *wpa_ie;
- size_t wpa_ie_len;
-
- u8 addr[ETH_ALEN];
-
- struct rsn_pmksa_cache *pmksa;
- struct wpa_ft_pmk_cache *ft_pmk_cache;
-};
-
-
-int wpa_write_rsn_ie(struct wpa_auth_config *conf, u8 *buf, size_t len,
- const u8 *pmkid);
-void wpa_auth_logger(struct wpa_authenticator *wpa_auth, const u8 *addr,
- logger_level level, const char *txt);
-void wpa_auth_vlogger(struct wpa_authenticator *wpa_auth, const u8 *addr,
- logger_level level, const char *fmt, ...);
-void __wpa_send_eapol(struct wpa_authenticator *wpa_auth,
- struct wpa_state_machine *sm, int key_info,
- const u8 *key_rsc, const u8 *nonce,
- const u8 *kde, size_t kde_len,
- int keyidx, int encr, int force_version);
-int wpa_auth_for_each_sta(struct wpa_authenticator *wpa_auth,
- int (*cb)(struct wpa_state_machine *sm, void *ctx),
- void *cb_ctx);
-int wpa_auth_for_each_auth(struct wpa_authenticator *wpa_auth,
- int (*cb)(struct wpa_authenticator *a, void *ctx),
- void *cb_ctx);
-
-#ifdef CONFIG_PEERKEY
-int wpa_stsl_remove(struct wpa_authenticator *wpa_auth,
- struct wpa_stsl_negotiation *neg);
-void wpa_smk_error(struct wpa_authenticator *wpa_auth,
- struct wpa_state_machine *sm, struct wpa_eapol_key *key);
-void wpa_smk_m1(struct wpa_authenticator *wpa_auth,
- struct wpa_state_machine *sm, struct wpa_eapol_key *key);
-void wpa_smk_m3(struct wpa_authenticator *wpa_auth,
- struct wpa_state_machine *sm, struct wpa_eapol_key *key);
-#endif /* CONFIG_PEERKEY */
-
-#ifdef CONFIG_IEEE80211R
-int wpa_write_mdie(struct wpa_auth_config *conf, u8 *buf, size_t len);
-int wpa_write_ftie(struct wpa_auth_config *conf, const u8 *r0kh_id,
- size_t r0kh_id_len,
- const u8 *anonce, const u8 *snonce,
- u8 *buf, size_t len, const u8 *subelem,
- size_t subelem_len);
-int wpa_auth_derive_ptk_ft(struct wpa_state_machine *sm, const u8 *pmk,
- struct wpa_ptk *ptk, size_t ptk_len);
-struct wpa_ft_pmk_cache * wpa_ft_pmk_cache_init(void);
-void wpa_ft_pmk_cache_deinit(struct wpa_ft_pmk_cache *cache);
-void wpa_ft_install_ptk(struct wpa_state_machine *sm);
-#endif /* CONFIG_IEEE80211R */
-
-#endif /* WPA_AUTH_I_H */
projects / mech_eap.git / blobdiff