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authorJouni Malinen <j@w1.fi>2008-02-28 01:34:43 (GMT)
committerJouni Malinen <jm@jm.kir.nu>2008-02-28 01:34:43 (GMT)
commit6fc6879bd55a394f807cbbe927df736c190cb8ab (patch)
treecdf50da0c58f21510a808d53502a060d911ff243 /hostapd/wpa_auth_i.h
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Re-initialize hostapd/wpa_supplicant git repository based on 0.6.3 release
Diffstat (limited to 'hostapd/wpa_auth_i.h')
-rw-r--r--hostapd/wpa_auth_i.h212
1 files changed, 212 insertions, 0 deletions
diff --git a/hostapd/wpa_auth_i.h b/hostapd/wpa_auth_i.h
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+/*
+ * 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
+
+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;
+ u8 key_replay_counter[WPA_REPLAY_COUNTER_LEN];
+ Boolean key_replay_counter_valid;
+ Boolean PInitAKeys; /* WPA only, not in IEEE 802.11i */
+ Boolean PTKRequest; /* not in IEEE 802.11i state machine */
+ Boolean has_GTK;
+
+ 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;
+#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);
+
+#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_auth_derive_ptk_ft(struct wpa_state_machine *sm, const u8 *pmk,
+ struct wpa_ptk *ptk);
+struct wpa_ft_pmk_cache * wpa_ft_pmk_cache_init(void);
+void wpa_ft_pmk_cache_deinit(struct wpa_ft_pmk_cache *cache);
+#endif /* CONFIG_IEEE80211R */
+
+#endif /* WPA_AUTH_I_H */