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pmksa_cache.c
(17.83 KB)
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pmksa_cache.h
(4.55 KB)
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preauth.c
(15.17 KB)
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preauth.h
(1.89 KB)
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tdls.c
(82.03 KB)
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wpa.c
(130.04 KB)
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wpa.h
(13.84 KB)
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wpa_ft.c
(28.76 KB)
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wpa_i.h
(11.97 KB)
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wpa_ie.c
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wpa_ie.h
(1.42 KB)
Editing: wpa_i.h
/* * Internal WPA/RSN supplicant state machine definitions * Copyright (c) 2004-2018, Jouni Malinen <j@w1.fi> * * This software may be distributed under the terms of the BSD license. * See README for more details. */ #ifndef WPA_I_H #define WPA_I_H #include "utils/list.h" struct wpa_tdls_peer; struct wpa_eapol_key; /** * struct wpa_sm - Internal WPA state machine data */ struct wpa_sm { u8 pmk[PMK_LEN_MAX]; size_t pmk_len; struct wpa_ptk ptk, tptk; int ptk_set, tptk_set; unsigned int msg_3_of_4_ok:1; u8 snonce[WPA_NONCE_LEN]; u8 anonce[WPA_NONCE_LEN]; /* ANonce from the last 1/4 msg */ int renew_snonce; u8 rx_replay_counter[WPA_REPLAY_COUNTER_LEN]; int rx_replay_counter_set; u8 request_counter[WPA_REPLAY_COUNTER_LEN]; struct wpa_gtk gtk; struct wpa_gtk gtk_wnm_sleep; #ifdef CONFIG_IEEE80211W struct wpa_igtk igtk; struct wpa_igtk igtk_wnm_sleep; #endif /* CONFIG_IEEE80211W */ struct eapol_sm *eapol; /* EAPOL state machine from upper level code */ struct rsn_pmksa_cache *pmksa; /* PMKSA cache */ struct rsn_pmksa_cache_entry *cur_pmksa; /* current PMKSA entry */ struct dl_list pmksa_candidates; struct l2_packet_data *l2_preauth; struct l2_packet_data *l2_preauth_br; struct l2_packet_data *l2_tdls; u8 preauth_bssid[ETH_ALEN]; /* current RSN pre-auth peer or * 00:00:00:00:00:00 if no pre-auth is * in progress */ struct eapol_sm *preauth_eapol; struct wpa_sm_ctx *ctx; void *scard_ctx; /* context for smartcard callbacks */ int fast_reauth; /* whether EAP fast re-authentication is enabled */ void *network_ctx; int allowed_pairwise_cipher; /* bitfield of WPA_CIPHER_* */ int proactive_key_caching; int eap_workaround; void *eap_conf_ctx; u8 ssid[32]; size_t ssid_len; int wpa_ptk_rekey; int p2p; int wpa_rsc_relaxation; u8 own_addr[ETH_ALEN]; const char *ifname; const char *bridge_ifname; u8 bssid[ETH_ALEN]; unsigned int dot11RSNAConfigPMKLifetime; unsigned int dot11RSNAConfigPMKReauthThreshold; unsigned int dot11RSNAConfigSATimeout; unsigned int dot11RSNA4WayHandshakeFailures; /* Selected configuration (based on Beacon/ProbeResp WPA IE) */ unsigned int proto; unsigned int pairwise_cipher; unsigned int group_cipher; unsigned int key_mgmt; unsigned int mgmt_group_cipher; int rsn_enabled; /* Whether RSN is enabled in configuration */ int mfp; /* 0 = disabled, 1 = optional, 2 = mandatory */ int ocv; /* Operating Channel Validation */ u8 *assoc_wpa_ie; /* Own WPA/RSN IE from (Re)AssocReq */ size_t assoc_wpa_ie_len; u8 *ap_wpa_ie, *ap_rsn_ie; size_t ap_wpa_ie_len, ap_rsn_ie_len; #ifdef CONFIG_TDLS struct wpa_tdls_peer *tdls; int tdls_prohibited; int tdls_chan_switch_prohibited; int tdls_disabled; /* The driver supports TDLS */ int tdls_supported; /* * The driver requires explicit discovery/setup/teardown frames sent * to it via tdls_mgmt. */ int tdls_external_setup; /* The driver supports TDLS channel switching */ int tdls_chan_switch; #endif /* CONFIG_TDLS */ #ifdef CONFIG_IEEE80211R u8 xxkey[PMK_LEN_MAX]; /* PSK or the second 256 bits of MSK, or the * first 384 bits of MSK */ size_t xxkey_len; u8 pmk_r0[PMK_LEN_MAX]; size_t pmk_r0_len; u8 pmk_r0_name[WPA_PMK_NAME_LEN]; u8 pmk_r1[PMK_LEN_MAX]; size_t pmk_r1_len; u8 pmk_r1_name[WPA_PMK_NAME_LEN]; u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN]; u8 r0kh_id[FT_R0KH_ID_MAX_LEN]; size_t r0kh_id_len; u8 r1kh_id[FT_R1KH_ID_LEN]; unsigned int ft_completed:1; unsigned int ft_reassoc_completed:1; unsigned int ft_protocol:1; int over_the_ds_in_progress; u8 target_ap[ETH_ALEN]; /* over-the-DS target AP */ int set_ptk_after_assoc; u8 mdie_ft_capab; /* FT Capability and Policy from target AP MDIE */ u8 *assoc_resp_ies; /* MDIE and FTIE from (Re)Association Response */ size_t assoc_resp_ies_len; #endif /* CONFIG_IEEE80211R */ #ifdef CONFIG_P2P u8 p2p_ip_addr[3 * 4]; #endif /* CONFIG_P2P */ #ifdef CONFIG_TESTING_OPTIONS struct wpabuf *test_assoc_ie; #endif /* CONFIG_TESTING_OPTIONS */ #ifdef CONFIG_FILS u8 fils_nonce[FILS_NONCE_LEN]; u8 fils_session[FILS_SESSION_LEN]; u8 fils_anonce[FILS_NONCE_LEN]; u8 fils_key_auth_ap[FILS_MAX_KEY_AUTH_LEN]; u8 fils_key_auth_sta[FILS_MAX_KEY_AUTH_LEN]; size_t fils_key_auth_len; unsigned int fils_completed:1; unsigned int fils_erp_pmkid_set:1; unsigned int fils_cache_id_set:1; u8 fils_erp_pmkid[PMKID_LEN]; u8 fils_cache_id[FILS_CACHE_ID_LEN]; struct crypto_ecdh *fils_ecdh; int fils_dh_group; size_t fils_dh_elem_len; struct wpabuf *fils_ft_ies; u8 fils_ft[FILS_FT_MAX_LEN]; size_t fils_ft_len; #endif /* CONFIG_FILS */ #ifdef CONFIG_OWE struct crypto_ecdh *owe_ecdh; u16 owe_group; #endif /* CONFIG_OWE */ #ifdef CONFIG_DPP2 struct wpabuf *dpp_z; #endif /* CONFIG_DPP2 */ }; static inline void wpa_sm_set_state(struct wpa_sm *sm, enum wpa_states state) { WPA_ASSERT(sm->ctx->set_state); sm->ctx->set_state(sm->ctx->ctx, state); } static inline enum wpa_states wpa_sm_get_state(struct wpa_sm *sm) { WPA_ASSERT(sm->ctx->get_state); return sm->ctx->get_state(sm->ctx->ctx); } static inline void wpa_sm_deauthenticate(struct wpa_sm *sm, u16 reason_code) { WPA_ASSERT(sm->ctx->deauthenticate); sm->ctx->deauthenticate(sm->ctx->ctx, reason_code); } static inline int wpa_sm_set_key(struct wpa_sm *sm, enum wpa_alg alg, const u8 *addr, int key_idx, int set_tx, const u8 *seq, size_t seq_len, const u8 *key, size_t key_len) { WPA_ASSERT(sm->ctx->set_key); return sm->ctx->set_key(sm->ctx->ctx, alg, addr, key_idx, set_tx, seq, seq_len, key, key_len); } static inline void * wpa_sm_get_network_ctx(struct wpa_sm *sm) { WPA_ASSERT(sm->ctx->get_network_ctx); return sm->ctx->get_network_ctx(sm->ctx->ctx); } static inline int wpa_sm_get_bssid(struct wpa_sm *sm, u8 *bssid) { WPA_ASSERT(sm->ctx->get_bssid); return sm->ctx->get_bssid(sm->ctx->ctx, bssid); } static inline int wpa_sm_ether_send(struct wpa_sm *sm, const u8 *dest, u16 proto, const u8 *buf, size_t len) { WPA_ASSERT(sm->ctx->ether_send); return sm->ctx->ether_send(sm->ctx->ctx, dest, proto, buf, len); } static inline int wpa_sm_get_beacon_ie(struct wpa_sm *sm) { WPA_ASSERT(sm->ctx->get_beacon_ie); return sm->ctx->get_beacon_ie(sm->ctx->ctx); } static inline void wpa_sm_cancel_auth_timeout(struct wpa_sm *sm) { WPA_ASSERT(sm->ctx->cancel_auth_timeout); sm->ctx->cancel_auth_timeout(sm->ctx->ctx); } static inline u8 * wpa_sm_alloc_eapol(struct wpa_sm *sm, u8 type, const void *data, u16 data_len, size_t *msg_len, void **data_pos) { WPA_ASSERT(sm->ctx->alloc_eapol); return sm->ctx->alloc_eapol(sm->ctx->ctx, type, data, data_len, msg_len, data_pos); } static inline int wpa_sm_add_pmkid(struct wpa_sm *sm, void *network_ctx, const u8 *bssid, const u8 *pmkid, const u8 *cache_id, const u8 *pmk, size_t pmk_len) { WPA_ASSERT(sm->ctx->add_pmkid); return sm->ctx->add_pmkid(sm->ctx->ctx, network_ctx, bssid, pmkid, cache_id, pmk, pmk_len); } static inline int wpa_sm_remove_pmkid(struct wpa_sm *sm, void *network_ctx, const u8 *bssid, const u8 *pmkid, const u8 *cache_id) { WPA_ASSERT(sm->ctx->remove_pmkid); return sm->ctx->remove_pmkid(sm->ctx->ctx, network_ctx, bssid, pmkid, cache_id); } static inline int wpa_sm_mlme_setprotection(struct wpa_sm *sm, const u8 *addr, int protect_type, int key_type) { WPA_ASSERT(sm->ctx->mlme_setprotection); return sm->ctx->mlme_setprotection(sm->ctx->ctx, addr, protect_type, key_type); } static inline int wpa_sm_update_ft_ies(struct wpa_sm *sm, const u8 *md, const u8 *ies, size_t ies_len) { if (sm->ctx->update_ft_ies) return sm->ctx->update_ft_ies(sm->ctx->ctx, md, ies, ies_len); return -1; } static inline int wpa_sm_send_ft_action(struct wpa_sm *sm, u8 action, const u8 *target_ap, const u8 *ies, size_t ies_len) { if (sm->ctx->send_ft_action) return sm->ctx->send_ft_action(sm->ctx->ctx, action, target_ap, ies, ies_len); return -1; } static inline int wpa_sm_mark_authenticated(struct wpa_sm *sm, const u8 *target_ap) { if (sm->ctx->mark_authenticated) return sm->ctx->mark_authenticated(sm->ctx->ctx, target_ap); return -1; } static inline void wpa_sm_set_rekey_offload(struct wpa_sm *sm) { if (!sm->ctx->set_rekey_offload) return; sm->ctx->set_rekey_offload(sm->ctx->ctx, sm->ptk.kek, sm->ptk.kek_len, sm->ptk.kck, sm->ptk.kck_len, sm->rx_replay_counter); } #ifdef CONFIG_TDLS static inline int wpa_sm_tdls_get_capa(struct wpa_sm *sm, int *tdls_supported, int *tdls_ext_setup, int *tdls_chan_switch) { if (sm->ctx->tdls_get_capa) return sm->ctx->tdls_get_capa(sm->ctx->ctx, tdls_supported, tdls_ext_setup, tdls_chan_switch); return -1; } static inline int wpa_sm_send_tdls_mgmt(struct wpa_sm *sm, const u8 *dst, u8 action_code, u8 dialog_token, u16 status_code, u32 peer_capab, int initiator, const u8 *buf, size_t len) { if (sm->ctx->send_tdls_mgmt) return sm->ctx->send_tdls_mgmt(sm->ctx->ctx, dst, action_code, dialog_token, status_code, peer_capab, initiator, buf, len); return -1; } static inline int wpa_sm_tdls_oper(struct wpa_sm *sm, int oper, const u8 *peer) { if (sm->ctx->tdls_oper) return sm->ctx->tdls_oper(sm->ctx->ctx, oper, peer); return -1; } static inline int wpa_sm_tdls_peer_addset(struct wpa_sm *sm, const u8 *addr, int add, u16 aid, u16 capability, const u8 *supp_rates, size_t supp_rates_len, const struct ieee80211_ht_capabilities *ht_capab, const struct ieee80211_vht_capabilities *vht_capab, u8 qosinfo, int wmm, const u8 *ext_capab, size_t ext_capab_len, const u8 *supp_channels, size_t supp_channels_len, const u8 *supp_oper_classes, size_t supp_oper_classes_len) { if (sm->ctx->tdls_peer_addset) return sm->ctx->tdls_peer_addset(sm->ctx->ctx, addr, add, aid, capability, supp_rates, supp_rates_len, ht_capab, vht_capab, qosinfo, wmm, ext_capab, ext_capab_len, supp_channels, supp_channels_len, supp_oper_classes, supp_oper_classes_len); return -1; } static inline int wpa_sm_tdls_enable_channel_switch(struct wpa_sm *sm, const u8 *addr, u8 oper_class, const struct hostapd_freq_params *freq_params) { if (sm->ctx->tdls_enable_channel_switch) return sm->ctx->tdls_enable_channel_switch(sm->ctx->ctx, addr, oper_class, freq_params); return -1; } static inline int wpa_sm_tdls_disable_channel_switch(struct wpa_sm *sm, const u8 *addr) { if (sm->ctx->tdls_disable_channel_switch) return sm->ctx->tdls_disable_channel_switch(sm->ctx->ctx, addr); return -1; } #endif /* CONFIG_TDLS */ static inline int wpa_sm_key_mgmt_set_pmk(struct wpa_sm *sm, const u8 *pmk, size_t pmk_len) { if (!sm->ctx->key_mgmt_set_pmk) return -1; return sm->ctx->key_mgmt_set_pmk(sm->ctx->ctx, pmk, pmk_len); } static inline void wpa_sm_fils_hlp_rx(struct wpa_sm *sm, const u8 *dst, const u8 *src, const u8 *pkt, size_t pkt_len) { if (sm->ctx->fils_hlp_rx) sm->ctx->fils_hlp_rx(sm->ctx->ctx, dst, src, pkt, pkt_len); } static inline int wpa_sm_channel_info(struct wpa_sm *sm, struct wpa_channel_info *ci) { if (!sm->ctx->channel_info) return -1; return sm->ctx->channel_info(sm->ctx->ctx, ci); } int wpa_eapol_key_send(struct wpa_sm *sm, struct wpa_ptk *ptk, int ver, const u8 *dest, u16 proto, u8 *msg, size_t msg_len, u8 *key_mic); int wpa_supplicant_send_2_of_4(struct wpa_sm *sm, const unsigned char *dst, const struct wpa_eapol_key *key, int ver, const u8 *nonce, const u8 *wpa_ie, size_t wpa_ie_len, struct wpa_ptk *ptk); int wpa_supplicant_send_4_of_4(struct wpa_sm *sm, const unsigned char *dst, const struct wpa_eapol_key *key, u16 ver, u16 key_info, struct wpa_ptk *ptk); int wpa_derive_ptk_ft(struct wpa_sm *sm, const unsigned char *src_addr, const struct wpa_eapol_key *key, struct wpa_ptk *ptk); void wpa_tdls_assoc(struct wpa_sm *sm); void wpa_tdls_disassoc(struct wpa_sm *sm); #endif /* WPA_I_H */
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